"
Team:British Columbia/mwe cssParser.js
From 2014.igem.org
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * emk <VYV03354@nifty.ne.jp> * Daniel Glazman <glazman@netscape.com> * L. David Baron <dbaron@dbaron.org> * Boris Zbarsky <bzbarsky@mit.edu> * Mats Palmgren <mats.palmgren@bredband.net> * Christian Biesinger <cbiesinger@web.de> * Jeff Walden <jwalden+code@mit.edu> * Jonathon Jongsma <jonathon.jongsma@collabora.co.uk>, Collabora Ltd. * Siraj Razick <siraj.razick@collabora.co.uk>, Collabora Ltd. * Daniel Glazman <daniel.glazman@disruptive-innovations.com> * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */
var kCHARSET_RULE_MISSING_SEMICOLON = "Missing semicolon at the end of @charset rule"; var kCHARSET_RULE_CHARSET_IS_STRING = "The charset in the @charset rule should be a string"; var kCHARSET_RULE_MISSING_WS = "Missing mandatory whitespace after @charset"; var kIMPORT_RULE_MISSING_URL = "Missing URL in @import rule"; var kURL_EOF = "Unexpected end of stylesheet"; var kURL_WS_INSIDE = "Multiple tokens inside a url() notation"; var kVARIABLES_RULE_POSITION = "@variables rule invalid at this position in the stylesheet"; var kIMPORT_RULE_POSITION = "@import rule invalid at this position in the stylesheet"; var kNAMESPACE_RULE_POSITION = "@namespace rule invalid at this position in the stylesheet"; var kCHARSET_RULE_CHARSET_SOF = "@charset rule invalid at this position in the stylesheet"; var kUNKNOWN_AT_RULE = "Unknow @-rule";
/* FROM http://peter.sh/data/vendor-prefixed-css.php?js=1 */
var kENGINES = [
"webkit", "presto", "trident", "generic"
];
var kCSS_VENDOR_VALUES = {
"-moz-box": {"webkit": "-webkit-box", "presto": "", "trident": "", "generic": "box" },
"-moz-inline-box": {"webkit": "-webkit-inline-box", "presto": "", "trident": "", "generic": "inline-box" },
"-moz-initial": {"webkit": "", "presto": "", "trident": "", "generic": "initial" },
"-moz-linear-gradient": {"webkit20110101": FilterLinearGradientForOutput,
"webkit": FilterLinearGradientForOutput,
"presto": "",
"trident": "",
"generic": FilterLinearGradientForOutput },
"-moz-radial-gradient": {"webkit20110101": FilterRadialGradientForOutput,
"webkit": FilterRadialGradientForOutput,
"presto": "",
"trident": "",
"generic": FilterRadialGradientForOutput },
"-moz-repeating-linear-gradient": {"webkit20110101": "",
"webkit": FilterRepeatingGradientForOutput,
"presto": "",
"trident": "",
"generic": FilterRepeatingGradientForOutput },
"-moz-repeating-radial-gradient": {"webkit20110101": "",
"webkit": FilterRepeatingGradientForOutput,
"presto": "",
"trident": "",
"generic": FilterRepeatingGradientForOutput }
};
var kCSS_VENDOR_PREFIXES = {"lastUpdate":1304175007,"properties":[{"gecko":"","webkit":"","presto":"","trident":"-ms-accelerator","status":"P"}, {"gecko":"","webkit":"","presto":"-wap-accesskey","trident":"","status":""}, {"gecko":"-moz-animation","webkit":"-webkit-animation","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-delay","webkit":"-webkit-animation-delay","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-direction","webkit":"-webkit-animation-direction","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-duration","webkit":"-webkit-animation-duration","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-fill-mode","webkit":"-webkit-animation-fill-mode","presto":"","trident":"","status":"ED"}, {"gecko":"-moz-animation-iteration-count","webkit":"-webkit-animation-iteration-count","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-name","webkit":"-webkit-animation-name","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-play-state","webkit":"-webkit-animation-play-state","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-animation-timing-function","webkit":"-webkit-animation-timing-function","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-appearance","webkit":"-webkit-appearance","presto":"","trident":"","status":"CR"}, {"gecko":"","webkit":"-webkit-backface-visibility","presto":"","trident":"","status":"WD"}, {"gecko":"background-clip","webkit":"-webkit-background-clip","presto":"background-clip","trident":"background-clip","status":"WD"}, {"gecko":"","webkit":"-webkit-background-composite","presto":"","trident":"","status":""}, {"gecko":"-moz-background-inline-policy","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"background-origin","webkit":"-webkit-background-origin","presto":"background-origin","trident":"background-origin","status":"WD"}, {"gecko":"","webkit":"background-position-x","presto":"","trident":"-ms-background-position-x","status":""}, {"gecko":"","webkit":"background-position-y","presto":"","trident":"-ms-background-position-y","status":""}, {"gecko":"background-size","webkit":"-webkit-background-size","presto":"background-size","trident":"background-size","status":"WD"}, {"gecko":"","webkit":"","presto":"","trident":"-ms-behavior","status":""}, {"gecko":"-moz-binding","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"","presto":"","trident":"-ms-block-progression","status":""}, {"gecko":"","webkit":"-webkit-border-after","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-after-color","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-after-style","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-after-width","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-before","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-before-color","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-before-style","presto":"","trident":"","status":"ED"}, {"gecko":"","webkit":"-webkit-border-before-width","presto":"","trident":"","status":"ED"}, {"gecko":"-moz-border-bottom-colors","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"border-bottom-left-radius","webkit":"-webkit-border-bottom-left-radius","presto":"border-bottom-left-radius","trident":"border-bottom-left-radius","status":"WD"}, {"gecko":"","webkit":"-webkit-border-bottom-left-radius = border-bottom-left-radius","presto":"","trident":"","status":""}, {"gecko":"border-bottom-right-radius","webkit":"-webkit-border-bottom-right-radius","presto":"border-bottom-right-radius","trident":"border-bottom-right-radius","status":"WD"}, {"gecko":"","webkit":"-webkit-border-bottom-right-radius = 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{"gecko":"","webkit":"","presto":"scrollbar-highlight-color","trident":"-ms-scrollbar-highlight-color","status":"P"}, {"gecko":"","webkit":"","presto":"scrollbar-shadow-color","trident":"-ms-scrollbar-shadow-color","status":"P"}, {"gecko":"","webkit":"","presto":"scrollbar-track-color","trident":"-ms-scrollbar-track-color","status":"P"}, {"gecko":"-moz-stack-sizing","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-svg-shadow","presto":"","trident":"","status":""}, {"gecko":"-moz-tab-size","webkit":"","presto":"-o-tab-size","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-o-table-baseline","trident":"","status":""}, {"gecko":"","webkit":"-webkit-tap-highlight-color","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"","presto":"","trident":"-ms-text-align-last","status":"WD"}, {"gecko":"","webkit":"","presto":"","trident":"-ms-text-autospace","status":"WD"}, {"gecko":"-moz-text-blink","webkit":"","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-combine","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-epub-text-combine = -webkit-text-combine","presto":"","trident":"","status":""}, {"gecko":"-moz-text-decoration-color","webkit":"","presto":"","trident":"","status":""}, {"gecko":"-moz-text-decoration-line","webkit":"","presto":"","trident":"","status":""}, {"gecko":"-moz-text-decoration-style","webkit":"","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-decorations-in-effect","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-emphasis","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-epub-text-emphasis = -webkit-text-emphasis","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-emphasis-color","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-epub-text-emphasis-color = -webkit-text-emphasis-color","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-emphasis-position","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-emphasis-style","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-epub-text-emphasis-style = -webkit-text-emphasis-style","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-webkit-text-fill-color","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"","presto":"","trident":"-ms-text-justify","status":"WD"}, {"gecko":"","webkit":"","presto":"","trident":"-ms-text-kashida-space","status":"P"}, {"gecko":"","webkit":"-webkit-text-orientation","presto":"","trident":"","status":""}, {"gecko":"","webkit":"-epub-text-orientation = -webkit-text-orientation","presto":"","trident":"","status":""}, {"gecko":"","webkit":"text-overflow","presto":"text-overflow","trident":"-ms-text-overflow","status":"WD"}, {"gecko":"","webkit":"-webkit-text-security","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-text-size-adjust","presto":"","trident":"-ms-text-size-adjust","status":""}, {"gecko":"","webkit":"-webkit-text-stroke","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-text-stroke-color","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-text-stroke-width","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-epub-text-transform = text-transform","presto":"","trident":"","status":""}, {"gecko":"","webkit":"","presto":"","trident":"-ms-text-underline-position","status":"P"}, {"gecko":"","webkit":"-webkit-touch-callout","presto":"","trident":"","status":"P"}, {"gecko":"-moz-transform","webkit":"-webkit-transform","presto":"-o-transform","trident":"-ms-transform","status":"WD"}, {"gecko":"-moz-transform-origin","webkit":"-webkit-transform-origin","presto":"-o-transform-origin","trident":"-ms-transform-origin","status":"WD"}, {"gecko":"","webkit":"-webkit-transform-origin-x","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-transform-origin-y","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-transform-origin-z","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"-webkit-transform-style","presto":"","trident":"","status":"WD"}, {"gecko":"-moz-transition","webkit":"-webkit-transition","presto":"-o-transition","trident":"","status":"WD"}, {"gecko":"-moz-transition-delay","webkit":"-webkit-transition-delay","presto":"-o-transition-delay","trident":"","status":"WD"}, {"gecko":"-moz-transition-duration","webkit":"-webkit-transition-duration","presto":"-o-transition-duration","trident":"","status":"WD"}, {"gecko":"-moz-transition-property","webkit":"-webkit-transition-property","presto":"-o-transition-property","trident":"","status":"WD"}, {"gecko":"-moz-transition-timing-function","webkit":"-webkit-transition-timing-function","presto":"-o-transition-timing-function","trident":"","status":"WD"}, {"gecko":"","webkit":"-webkit-user-drag","presto":"","trident":"","status":"P"}, {"gecko":"-moz-user-focus","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"-moz-user-input","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"-moz-user-modify","webkit":"-webkit-user-modify","presto":"","trident":"","status":"P"}, {"gecko":"-moz-user-select","webkit":"-webkit-user-select","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"","presto":"-xv-voice-balance","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-xv-voice-duration","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-xv-voice-pitch","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-xv-voice-pitch-range","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-xv-voice-rate","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-xv-voice-stress","trident":"","status":""}, {"gecko":"","webkit":"","presto":"-xv-voice-volume","trident":"","status":""}, {"gecko":"-moz-window-shadow","webkit":"","presto":"","trident":"","status":"P"}, {"gecko":"","webkit":"word-break","presto":"","trident":"-ms-word-break","status":"WD"}, {"gecko":"","webkit":"-epub-word-break = word-break","presto":"","trident":"","status":""}, {"gecko":"word-wrap","webkit":"word-wrap","presto":"word-wrap","trident":"-ms-word-wrap","status":"WD"}, {"gecko":"","webkit":"-webkit-writing-mode","presto":"writing-mode","trident":"-ms-writing-mode","status":"ED"}, {"gecko":"","webkit":"-epub-writing-mode = -webkit-writing-mode","presto":"","trident":"","status":""}, {"gecko":"","webkit":"zoom","presto":"","trident":"-ms-zoom","status":""}]};
var kCSS_PREFIXED_VALUE = [
{"gecko": "-moz-box", "webkit": "-moz-box", "presto": "", "trident": "", "generic": "box"}
];
var CssInspector = {
mVENDOR_PREFIXES: null,
kEXPORTS_FOR_GECKO: true, kEXPORTS_FOR_WEBKIT: true, kEXPORTS_FOR_PRESTO: true, kEXPORTS_FOR_TRIDENT: true,
cleanPrefixes: function()
{
this.mVENDOR_PREFIXES = null;
},
prefixesForProperty: function(aProperty)
{
if (!this.mVENDOR_PREFIXES) {
this.mVENDOR_PREFIXES = {};
for (var i = 0; i < kCSS_VENDOR_PREFIXES.properties.length; i++) {
var p = kCSS_VENDOR_PREFIXES.properties[i];
if (p.gecko && (p.webkit || p.presto || p.trident)) {
var o = {};
if (this.kEXPORTS_FOR_GECKO) o[p.gecko] = true;
if (this.kEXPORTS_FOR_WEBKIT && p.webkit) o[p.webkit] = true;
if (this.kEXPORTS_FOR_PRESTO && p.presto) o[p.presto] = true;
if (this.kEXPORTS_FOR_TRIDENT && p.trident) o[p.trident] = true;
this.mVENDOR_PREFIXES[p.gecko] = [];
for (var j in o)
this.mVENDOR_PREFIXES[p.gecko].push(j)
}
}
}
if (aProperty in this.mVENDOR_PREFIXES)
return this.mVENDOR_PREFIXES[aProperty].sort();
return null;
},
parseColorStop: function(parser, token)
{
var color = parser.parseColor(token);
var position = "";
if (!color)
return null;
token = parser.getToken(true, true);
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
position = token.value;
token = parser.getToken(true, true);
}
return { color: color, position: position }
},
parseGradient: function (parser, token)
{
var isRadial = false;
var gradient = { isRepeating: false };
if (token.isNotNull()) {
if (token.isFunction("-moz-linear-gradient(") ||
token.isFunction("-moz-radial-gradient(") ||
token.isFunction("-moz-repeating-linear-gradient(") ||
token.isFunction("-moz-repeating-radial-gradient(")) {
if (token.isFunction("-moz-radial-gradient(") ||
token.isFunction("-moz-repeating-radial-gradient(")) {
gradient.isRadial = true;
}
if (token.isFunction("-moz-repeating-linear-gradient(") ||
token.isFunction("-moz-repeating-radial-gradient(")) {
gradient.isRepeating = true;
}
token = parser.getToken(true, true);
var haveGradientLine = false;
var foundHorizPosition = false;
var haveAngle = false;
if (token.isAngle()) {
gradient.angle = token.value;
haveGradientLine = true;
haveAngle = true;
token = parser.getToken(true, true);
}
if (token.isLength()
|| token.isIdent("top")
|| token.isIdent("center")
|| token.isIdent("bottom")
|| token.isIdent("left")
|| token.isIdent("right")) {
haveGradientLine = true;
if (token.isLength()
|| token.isIdent("left")
|| token.isIdent("right")) {
foundHorizPosition = true;
}
gradient.position = token.value;
token = parser.getToken(true, true);
}
if (haveGradientLine) {
if (!haveAngle && token.isAngle()) { // we have an angle here
gradient.angle = token.value;
haveAngle = true;
token = parser.getToken(true, true);
}
else if (token.isLength()
|| (foundHorizPosition && (token.isIdent("top")
|| token.isIdent("center")
|| token.isIdent("bottom")))
|| (!foundHorizPosition && (token.isLength()
|| token.isIdent("top")
|| token.isIdent("center")
|| token.isIdent("bottom")
|| token.isIdent("left")
|| token.isIdent("right")))) {
gradient.position = ("position" in gradient) ? gradient.position + " ": "";
gradient.position += token.value;
token = parser.getToken(true, true);
}
if (!haveAngle && token.isAngle()) { // we have an angle here
gradient.angle = token.value;
haveAngle = true;
token = parser.getToken(true, true);
}
// we must find a comma here
if (!token.isSymbol(","))
return null;
token = parser.getToken(true, true);
}
// ok... Let's deal with the rest now
if (gradient.isRadial) {
if (token.isIdent("circle") ||
token.isIdent("ellipse")) {
gradient.shape = token.value;
token = parser.getToken(true, true);
}
if (token.isIdent("closest-side") ||
token.isIdent("closest-corner") ||
token.isIdent("farthest-side") ||
token.isIdent("farthest-corner") ||
token.isIdent("contain") ||
token.isIdent("cover")) {
gradient.size = token.value;
token = parser.getToken(true, true);
}
if (!("shape" in gradient) &&
(token.isIdent("circle") ||
token.isIdent("ellipse"))) {
// we can still have the second value...
gradient.shape = token.value;
token = parser.getToken(true, true);
}
if ((("shape" in gradient) || ("size" in gradient)) && !token.isSymbol(","))
return null;
else if (("shape" in gradient) || ("size" in gradient))
token = parser.getToken(true, true);
}
// now color stops...
var stop1 = this.parseColorStop(parser, token);
if (!stop1)
return null;
token = parser.currentToken();
if (!token.isSymbol(","))
return null;
token = parser.getToken(true, true);
var stop2 = this.parseColorStop(parser, token);
if (!stop2)
return null;
token = parser.currentToken();
if (token.isSymbol(",")) {
token = parser.getToken(true, true);
}
// ok we have at least two color stops
gradient.stops = [stop1, stop2];
while (!token.isSymbol(")")) {
var colorstop = this.parseColorStop(parser, token);
if (!colorstop)
return null;
token = parser.currentToken();
if (!token.isSymbol(")") && !token.isSymbol(","))
return null;
if (token.isSymbol(","))
token = parser.getToken(true, true);
gradient.stops.push(colorstop);
}
return gradient;
}
}
return null;
},
parseBoxShadows: function(aString)
{
var parser = new CSSParser();
parser._init();
parser.mPreserveWS = false;
parser.mPreserveComments = false;
parser.mPreservedTokens = [];
parser.mScanner.init(aString);
var shadows = [];
var token = parser.getToken(true, true);
var color = "", blurRadius = "0px", offsetX = "0px", offsetY = "0px", spreadRadius = "0px";
var inset = false;
while (token.isNotNull()) {
if (token.isIdent("none")) {
shadows.push( { none: true } );
token = parser.getToken(true, true);
}
else {
if (token.isIdent('inset')) {
inset = true;
token = parser.getToken(true, true);
}
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var offsetX = token.value;
token = parser.getToken(true, true);
}
else
return [];
if (!inset && token.isIdent('inset')) {
inset = true;
token = parser.getToken(true, true);
}
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var offsetX = token.value;
token = parser.getToken(true, true);
}
else
return [];
if (!inset && token.isIdent('inset')) {
inset = true;
token = parser.getToken(true, true);
}
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var blurRadius = token.value;
token = parser.getToken(true, true);
}
if (!inset && token.isIdent('inset')) {
inset = true;
token = parser.getToken(true, true);
}
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var spreadRadius = token.value;
token = parser.getToken(true, true);
}
if (!inset && token.isIdent('inset')) {
inset = true;
token = parser.getToken(true, true);
}
if (token.isFunction("rgb(") ||
token.isFunction("rgba(") ||
token.isFunction("hsl(") ||
token.isFunction("hsla(") ||
token.isSymbol("#") ||
token.isIdent()) {
var color = parser.parseColor(token);
token = parser.getToken(true, true);
}
if (!inset && token.isIdent('inset')) {
inset = true;
token = parser.getToken(true, true);
}
shadows.push( { none: false,
color: color,
offsetX: offsetX, offsetY: offsetY,
blurRadius: blurRadius,
spreadRadius: spreadRadius } );
if (token.isSymbol(",")) {
inset = false;
color = "";
blurRadius = "0px";
spreadRadius = "0px"
offsetX = "0px";
offsetY = "0px";
token = parser.getToken(true, true);
}
else if (!token.isNotNull())
return shadows;
else
return [];
}
}
return shadows;
},
parseTextShadows: function(aString)
{
var parser = new CSSParser();
parser._init();
parser.mPreserveWS = false;
parser.mPreserveComments = false;
parser.mPreservedTokens = [];
parser.mScanner.init(aString);
var shadows = [];
var token = parser.getToken(true, true);
var color = "", blurRadius = "0px", offsetX = "0px", offsetY = "0px";
while (token.isNotNull()) {
if (token.isIdent("none")) {
shadows.push( { none: true } );
token = parser.getToken(true, true);
}
else {
if (token.isFunction("rgb(") ||
token.isFunction("rgba(") ||
token.isFunction("hsl(") ||
token.isFunction("hsla(") ||
token.isSymbol("#") ||
token.isIdent()) {
var color = parser.parseColor(token);
token = parser.getToken(true, true);
}
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var offsetX = token.value;
token = parser.getToken(true, true);
}
else
return [];
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var offsetY = token.value;
token = parser.getToken(true, true);
}
else
return [];
if (token.isPercentage() ||
token.isDimensionOfUnit("cm") ||
token.isDimensionOfUnit("mm") ||
token.isDimensionOfUnit("in") ||
token.isDimensionOfUnit("pc") ||
token.isDimensionOfUnit("px") ||
token.isDimensionOfUnit("em") ||
token.isDimensionOfUnit("ex") ||
token.isDimensionOfUnit("pt")) {
var blurRadius = token.value;
token = parser.getToken(true, true);
}
if (!color &&
(token.isFunction("rgb(") ||
token.isFunction("rgba(") ||
token.isFunction("hsl(") ||
token.isFunction("hsla(") ||
token.isSymbol("#") ||
token.isIdent())) {
var color = parser.parseColor(token);
token = parser.getToken(true, true);
}
shadows.push( { none: false,
color: color,
offsetX: offsetX, offsetY: offsetY,
blurRadius: blurRadius } );
if (token.isSymbol(",")) {
color = "";
blurRadius = "0px";
offsetX = "0px";
offsetY = "0px";
token = parser.getToken(true, true);
}
else if (!token.isNotNull())
return shadows;
else
return [];
}
}
return shadows;
},
parseBackgroundImages: function(aString)
{
var parser = new CSSParser();
parser._init();
parser.mPreserveWS = false;
parser.mPreserveComments = false;
parser.mPreservedTokens = [];
parser.mScanner.init(aString);
var backgrounds = [];
var token = parser.getToken(true, true);
while (token.isNotNull()) {
/*if (token.isFunction("rgb(") ||
token.isFunction("rgba(") ||
token.isFunction("hsl(") ||
token.isFunction("hsla(") ||
token.isSymbol("#") ||
token.isIdent()) {
var color = parser.parseColor(token);
backgrounds.push( { type: "color", value: color });
token = parser.getToken(true, true);
}
else */
if (token.isFunction("url(")) {
token = parser.getToken(true, true);
var urlContent = parser.parseURL(token);
backgrounds.push( { type: "image", value: "url(" + urlContent });
token = parser.getToken(true, true);
}
else if (token.isFunction("-moz-linear-gradient(") ||
token.isFunction("-moz-radial-gradient(") ||
token.isFunction("-moz-repeating-linear-gradient(") ||
token.isFunction("-moz-repeating-radial-gradient(")) {
var gradient = this.parseGradient(parser, token);
backgrounds.push( { type: gradient.isRadial ? "radial-gradient" : "linear-gradient", value: gradient });
token = parser.getToken(true, true);
}
else
return null;
if (token.isSymbol(",")) {
token = parser.getToken(true, true);
if (!token.isNotNull())
return null;
}
}
return backgrounds;
},
serializeGradient: function(gradient)
{
var s = gradient.isRadial
? (gradient.isRepeating ? "-moz-repeating-radial-gradient(" : "-moz-radial-gradient(" )
: (gradient.isRepeating ? "-moz-repeating-linear-gradient(" : "-moz-linear-gradient(" );
if (gradient.angle || gradient.position)
s += (gradient.angle ? gradient.angle + " ": "") +
(gradient.position ? gradient.position : "") +
", ";
if (gradient.isRadial && (gradient.shape || gradient.size))
s += (gradient.shape ? gradient.shape : "") +
" " +
(gradient.size ? gradient.size : "") +
", ";
for (var i = 0; i < gradient.stops.length; i++) {
var colorstop = gradient.stops[i];
s += colorstop.color + (colorstop.position ? " " + colorstop.position : "");
if (i != gradient.stops.length -1)
s += ", ";
}
s += ")";
return s;
},
parseBorderImage: function(aString)
{
var parser = new CSSParser();
parser._init();
parser.mPreserveWS = false;
parser.mPreserveComments = false;
parser.mPreservedTokens = [];
parser.mScanner.init(aString);
var borderImage = {url: "", offsets: [], widths: [], sizes: []};
var token = parser.getToken(true, true);
if (token.isFunction("url(")) {
token = parser.getToken(true, true);
var urlContent = parser.parseURL(token);
if (urlContent) {
borderImage.url = urlContent.substr(0, urlContent.length - 1).trim();
if ((borderImage.url[0] == '"' && borderImage.url[borderImage.url.length - 1] == '"') ||
(borderImage.url[0] == "'" && borderImage.url[borderImage.url.length - 1] == "'"))
borderImage.url = borderImage.url.substr(1, borderImage.url.length - 2);
}
else
return null;
}
else
return null;
token = parser.getToken(true, true);
if (token.isNumber() || token.isPercentage())
borderImage.offsets.push(token.value);
else
return null;
var i;
for (i= 0; i < 3; i++) {
token = parser.getToken(true, true);
if (token.isNumber() || token.isPercentage())
borderImage.offsets.push(token.value);
else
break;
}
if (i == 3)
token = parser.getToken(true, true);
if (token.isSymbol("/")) {
token = parser.getToken(true, true);
if (token.isDimension()
|| token.isNumber("0")
|| (token.isIdent() && token.value in parser.kBORDER_WIDTH_NAMES))
borderImage.widths.push(token.value);
else
return null;
for (var i = 0; i < 3; i++) {
token = parser.getToken(true, true);
if (token.isDimension()
|| token.isNumber("0")
|| (token.isIdent() && token.value in parser.kBORDER_WIDTH_NAMES))
borderImage.widths.push(token.value);
else
break;
}
if (i == 3)
token = parser.getToken(true, true);
}
for (var i = 0; i < 2; i++) {
if (token.isIdent("stretch")
|| token.isIdent("repeat")
|| token.isIdent("round"))
borderImage.sizes.push(token.value);
else if (!token.isNotNull())
return borderImage;
else
return null;
token = parser.getToken(true, true);
}
if (!token.isNotNull())
return borderImage;
return null; },
parseMediaQuery: function(aString)
{
var kCONSTRAINTS = {
"width": true,
"min-width": true,
"max-width": true,
"height": true,
"min-height": true,
"max-height": true,
"device-width": true,
"min-device-width": true,
"max-device-width": true,
"device-height": true,
"min-device-height": true,
"max-device-height": true,
"orientation": true,
"aspect-ratio": true,
"min-aspect-ratio": true,
"max-aspect-ratio": true,
"device-aspect-ratio": true,
"min-device-aspect-ratio": true,
"max-device-aspect-ratio": true,
"color": true,
"min-color": true,
"max-color": true,
"color-index": true,
"min-color-index": true,
"max-color-index": true,
"monochrome": true,
"min-monochrome": true,
"max-monochrome": true,
"resolution": true,
"min-resolution": true,
"max-resolution": true,
"scan": true,
"grid": true
};
var parser = new CSSParser();
parser._init();
parser.mPreserveWS = false;
parser.mPreserveComments = false;
parser.mPreservedTokens = [];
parser.mScanner.init(aString);
var m = {amplifier: "", medium: "", constraints: []};
var token = parser.getToken(true, true);
if (token.isIdent("all") ||
token.isIdent("aural") ||
token.isIdent("braille") ||
token.isIdent("handheld") ||
token.isIdent("print") ||
token.isIdent("projection") ||
token.isIdent("screen") ||
token.isIdent("tty") ||
token.isIdent("tv")) {
m.medium = token.value;
token = parser.getToken(true, true);
}
else if (token.isIdent("not") || token.isIdent("only")) {
m.amplifier = token.value;
token = parser.getToken(true, true);
if (token.isIdent("all") ||
token.isIdent("aural") ||
token.isIdent("braille") ||
token.isIdent("handheld") ||
token.isIdent("print") ||
token.isIdent("projection") ||
token.isIdent("screen") ||
token.isIdent("tty") ||
token.isIdent("tv")) {
m.medium = token.value;
token = parser.getToken(true, true);
}
else
return null;
}
if (m.medium) {
if (!token.isNotNull())
return m;
if (token.isIdent("and")) {
token = parser.getToken(true, true);
}
else
return null;
}
while (token.isSymbol("(")) {
token = parser.getToken(true, true);
if (token.isIdent() && (token.value in kCONSTRAINTS)) {
var constraint = token.value;
token = parser.getToken(true, true);
if (token.isSymbol(":")) {
token = parser.getToken(true, true);
var values = [];
while (!token.isSymbol(")")) {
values.push(token.value);
token = parser.getToken(true, true);
}
if (token.isSymbol(")")) {
m.constraints.push({constraint: constraint, value: values});
token = parser.getToken(true, true);
if (token.isNotNull()) {
if (token.isIdent("and")) {
token = parser.getToken(true, true);
}
else
return null;
}
else
return m;
}
else
return null;
}
else if (token.isSymbol(")")) {
m.constraints.push({constraint: constraint, value: null});
token = parser.getToken(true, true);
if (token.isNotNull()) {
if (token.isIdent("and")) {
token = parser.getToken(true, true);
}
else
return null;
}
else
return m;
}
else
return null;
}
else
return null;
}
return m;
}
};
/************************************************************/
/************************** JSCSSP **************************/
/************************************************************/
var CSS_ESCAPE = '\\';
var IS_HEX_DIGIT = 1; var START_IDENT = 2; var IS_IDENT = 4; var IS_WHITESPACE = 8;
var W = IS_WHITESPACE; var I = IS_IDENT; var S = START_IDENT; var SI = IS_IDENT|START_IDENT; var XI = IS_IDENT |IS_HEX_DIGIT; var XSI = IS_IDENT|START_IDENT|IS_HEX_DIGIT;
function CSSScanner(aString) {
this.init(aString);
}
CSSScanner.prototype = {
kLexTable: [
// TAB LF FF CR
0, 0, 0, 0, 0, 0, 0, 0, 0, W, W, 0, W, W, 0, 0,
//
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
// SPC ! " # $ % & ' ( ) * + , - . /
W, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, I, 0, 0,
// 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
XI, XI, XI, XI, XI, XI, XI, XI, XI, XI, 0, 0, 0, 0, 0, 0,
// @ A B C D E F G H I J K L M N O
0, XSI,XSI,XSI,XSI,XSI,XSI,SI, SI, SI, SI, SI, SI, SI, SI, SI,
// P Q R S T U V W X Y Z [ \ ] ^ _
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, 0, S, 0, 0, SI,
// ` a b c d e f g h i j k l m n o
0, XSI,XSI,XSI,XSI,XSI,XSI,SI, SI, SI, SI, SI, SI, SI, SI, SI,
// p q r s t u v w x y z { | } ~
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, 0, 0, 0, 0, 0,
//
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
//
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
// ¡ ¢ £ ¤ ¥ ¦ § ¨ © ª « ¬ ® ¯
0, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI,
// ° ± ² ³ ´ µ ¶ · ¸ ¹ º » ¼ ½ ¾ ¿
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI,
// À Á Â Ã Ä Å Æ Ç È É Ê Ë Ì Í Î Ï
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI,
// Ð Ñ Ò Ó Ô Õ Ö × Ø Ù Ú Û Ü Ý Þ ß
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI,
// à á â ã ä å æ ç è é ê ë ì í î ï
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI,
// ð ñ ò ó ô õ ö ÷ ø ù ú û ü ý þ ÿ
SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI, SI
],
kHexValues: {
"0": 0, "1": 1, "2": 2, "3": 3, "4": 4, "5": 5, "6": 6, "7": 7, "8": 8, "9": 9,
"a": 10, "b": 11, "c": 12, "d": 13, "e": 14, "f": 15
},
mString : "", mPos : 0, mPreservedPos : [],
init: function(aString) {
this.mString = aString;
this.mPos = 0;
this.mPreservedPos = [];
},
getCurrentPos: function() {
return this.mPos;
},
getAlreadyScanned: function()
{
return this.mString.substr(0, this.mPos);
},
preserveState: function() {
this.mPreservedPos.push(this.mPos);
},
restoreState: function() {
if (this.mPreservedPos.length) {
this.mPos = this.mPreservedPos.pop();
}
},
forgetState: function() {
if (this.mPreservedPos.length) {
this.mPreservedPos.pop();
}
},
read: function() {
if (this.mPos < this.mString.length)
return this.mString.charAt(this.mPos++);
return -1;
},
peek: function() {
if (this.mPos < this.mString.length)
return this.mString.charAt(this.mPos);
return -1;
},
isHexDigit: function(c) {
var code = c.charCodeAt(0);
return (code < 256 && (this.kLexTable[code] & IS_HEX_DIGIT) != 0);
},
isIdentStart: function(c) {
var code = c.charCodeAt(0);
return (code >= 256 || (this.kLexTable[code] & START_IDENT) != 0);
},
startsWithIdent: function(aFirstChar, aSecondChar) {
var code = aFirstChar.charCodeAt(0);
return this.isIdentStart(aFirstChar) ||
(aFirstChar == "-" && this.isIdentStart(aSecondChar));
},
isIdent: function(c) {
var code = c.charCodeAt(0);
return (code >= 256 || (this.kLexTable[code] & IS_IDENT) != 0);
},
isSymbol: function(c) {
var code = c.charCodeAt(0);
return (this.kLexTable[code] & IS_IDENT) != 1;
},
pushback: function() {
this.mPos--;
},
nextHexValue: function() {
var c = this.read();
if (c == -1 || !this.isHexDigit(c))
return new jscsspToken(jscsspToken.NULL_TYPE, null);
var s = c;
c = this.read();
while (c != -1 && this.isHexDigit(c)) {
s += c;
c = this.read();
}
if (c != -1)
this.pushback();
return new jscsspToken(jscsspToken.HEX_TYPE, s);
},
gatherEscape: function() {
var c = this.peek();
if (c == -1)
return "";
if (this.isHexDigit(c)) {
var code = 0;
for (var i = 0; i < 6; i++) {
c = this.read();
if (this.isHexDigit(c))
code = code * 16 + this.kHexValues[c.toLowerCase()];
else if (!this.isHexDigit(c) && !this.isWhiteSpace(c)) {
this.pushback();
break;
}
else
break;
}
if (i == 6) {
c = this.peek();
if (this.isWhiteSpace(c))
this.read();
}
return String.fromCharCode(code);
}
c = this.read();
if (c != "\n")
return c;
return "";
},
gatherIdent: function(c) {
var s = "";
if (c == CSS_ESCAPE)
s += this.gatherEscape();
else
s += c;
c = this.read();
if(!this.mMediaQueryMode){ while (c != -1 && (this.isIdent(c) || c == CSS_ESCAPE)) { if (c == CSS_ESCAPE) s += this.gatherEscape(); else s += c; c = this.read(); } } else { while (c != -1 && c != '{' && c != ',') { s += c; c = this.read(); } }
if (c != -1)
this.pushback();
this.mMediaQueryMode = false;
return s; },
parseIdent: function(c) {
var value = this.gatherIdent(c);
var nextChar = this.peek();
if (nextChar == "(") {
value += this.read();
return new jscsspToken(jscsspToken.FUNCTION_TYPE, value);
}
return new jscsspToken(jscsspToken.IDENT_TYPE, value);
},
isDigit: function(c) {
return (c >= '0') && (c <= '9');
},
parseComment: function(c) {
var s = c;
while ((c = this.read()) != -1) {
s += c;
if (c == "*") {
c = this.read();
if (c == -1)
break;
if (c == "/") {
s += c;
break;
}
this.pushback();
}
}
return new jscsspToken(jscsspToken.COMMENT_TYPE, s);
},
parseNumber: function(c) {
var s = c;
var foundDot = false;
while ((c = this.read()) != -1) {
if (c == ".") {
if (foundDot)
break;
else {
s += c;
foundDot = true;
}
} else if (this.isDigit(c))
s += c;
else
break;
}
if (c != -1 && this.startsWithIdent(c, this.peek())) { // DIMENSION
var unit = this.gatherIdent(c);
s += unit;
return new jscsspToken(jscsspToken.DIMENSION_TYPE, s, unit);
}
else if (c == "%") {
s += "%";
return new jscsspToken(jscsspToken.PERCENTAGE_TYPE, s);
}
else if (c != -1)
this.pushback();
return new jscsspToken(jscsspToken.NUMBER_TYPE, s);
},
parseString: function(aStop) {
var s = aStop;
var previousChar = aStop;
var c;
while ((c = this.read()) != -1) {
if (c == aStop && previousChar != CSS_ESCAPE) {
s += c;
break;
}
else if (c == CSS_ESCAPE) {
c = this.peek();
if (c == -1)
break;
else if (c == "\n" || c == "\r" || c == "\f") {
d = c;
c = this.read();
// special for Opera that preserves \r\n...
if (d == "\r") {
c = this.peek();
if (c == "\n")
c = this.read();
}
}
else {
s += this.gatherEscape();
c = this.peek();
}
}
else if (c == "\n" || c == "\r" || c == "\f") {
break;
}
else
s += c;
previousChar = c; } return new jscsspToken(jscsspToken.STRING_TYPE, s); },
isWhiteSpace: function(c) {
var code = c.charCodeAt(0);
return code < 256 && (this.kLexTable[code] & IS_WHITESPACE) != 0;
},
eatWhiteSpace: function(c) {
var s = c;
while ((c = this.read()) != -1) {
if (!this.isWhiteSpace(c))
break;
s += c;
}
if (c != -1)
this.pushback();
return s;
},
parseAtKeyword: function(c) {
return new jscsspToken(jscsspToken.ATRULE_TYPE, this.gatherIdent(c));
},
nextToken: function() {
var c = this.read();
if (c == -1)
return new jscsspToken(jscsspToken.NULL_TYPE, null);
if (this.startsWithIdent(c, this.peek()))
return this.parseIdent(c);
if (c == '@') {
var nextChar = this.read();
if (nextChar != -1) {
var followingChar = this.peek();
this.pushback();
if (this.startsWithIdent(nextChar, followingChar))
return this.parseAtKeyword(c);
}
}
if (c == "." || c == "+" || c == "-") {
var nextChar = this.peek();
if (this.isDigit(nextChar))
return this.parseNumber(c);
else if (nextChar == "." && c != ".") {
firstChar = this.read();
var secondChar = this.peek();
this.pushback();
if (this.isDigit(secondChar))
return this.parseNumber(c);
}
}
if (this.isDigit(c)) {
return this.parseNumber(c);
}
if (c == "'" || c == '"')
return this.parseString(c);
if (this.isWhiteSpace(c)) {
var s = this.eatWhiteSpace(c);
return new jscsspToken(jscsspToken.WHITESPACE_TYPE, s);
}
if (c == "|" || c == "~" || c == "^" || c == "$" || c == "*") {
var nextChar = this.read();
if (nextChar == "=") {
switch (c) {
case "~" :
return new jscsspToken(jscsspToken.INCLUDES_TYPE, "~=");
case "|" :
return new jscsspToken(jscsspToken.DASHMATCH_TYPE, "|=");
case "^" :
return new jscsspToken(jscsspToken.BEGINSMATCH_TYPE, "^=");
case "$" :
return new jscsspToken(jscsspToken.ENDSMATCH_TYPE, "$=");
case "*" :
return new jscsspToken(jscsspToken.CONTAINSMATCH_TYPE, "*=");
default :
break;
}
} else if (nextChar != -1)
this.pushback();
}
if (c == "/" && this.peek() == "*")
return this.parseComment(c);
return new jscsspToken(jscsspToken.SYMBOL_TYPE, c); }
};
function CSSParser(aString) {
this.mToken = null; this.mLookAhead = null; this.mScanner = new CSSScanner(aString);
this.mPreserveWS = true; this.mPreserveComments = true;
this.mPreservedTokens = []; this.mError = null;
}
CSSParser.prototype = {
_init:function() {
this.mToken = null;
this.mLookAhead = null;
this.mMediaQueryMode = false;
},
kINHERIT: "inherit",
kBORDER_WIDTH_NAMES: {
"thin": true,
"medium": true,
"thick": true
},
kBORDER_STYLE_NAMES: {
"none": true,
"hidden": true,
"dotted": true,
"dashed": true,
"solid": true,
"double": true,
"groove": true,
"ridge": true,
"inset": true,
"outset": true
},
kCOLOR_NAMES: {
"transparent": true,
"black": true,
"silver": true,
"gray": true,
"white": true,
"maroon": true,
"red": true,
"purple": true,
"fuchsia": true,
"green": true,
"lime": true,
"olive": true,
"yellow": true,
"navy": true,
"blue": true,
"teal": true,
"aqua": true,
"aliceblue": true,
"antiquewhite": true,
"aqua": true,
"aquamarine": true,
"azure": true,
"beige": true,
"bisque": true,
"black": true,
"blanchedalmond": true,
"blue": true,
"blueviolet": true,
"brown": true,
"burlywood": true,
"cadetblue": true,
"chartreuse": true,
"chocolate": true,
"coral": true,
"cornflowerblue": true,
"cornsilk": true,
"crimson": true,
"cyan": true,
"darkblue": true,
"darkcyan": true,
"darkgoldenrod": true,
"darkgray": true,
"darkgreen": true,
"darkgrey": true,
"darkkhaki": true,
"darkmagenta": true,
"darkolivegreen": true,
"darkorange": true,
"darkorchid": true,
"darkred": true,
"darksalmon": true,
"darkseagreen": true,
"darkslateblue": true,
"darkslategray": true,
"darkslategrey": true,
"darkturquoise": true,
"darkviolet": true,
"deeppink": true,
"deepskyblue": true,
"dimgray": true,
"dimgrey": true,
"dodgerblue": true,
"firebrick": true,
"floralwhite": true,
"forestgreen": true,
"fuchsia": true,
"gainsboro": true,
"ghostwhite": true,
"gold": true,
"goldenrod": true,
"gray": true,
"green": true,
"greenyellow": true,
"grey": true,
"honeydew": true,
"hotpink": true,
"indianred": true,
"indigo": true,
"ivory": true,
"khaki": true,
"lavender": true,
"lavenderblush": true,
"lawngreen": true,
"lemonchiffon": true,
"lightblue": true,
"lightcoral": true,
"lightcyan": true,
"lightgoldenrodyellow": true,
"lightgray": true,
"lightgreen": true,
"lightgrey": true,
"lightpink": true,
"lightsalmon": true,
"lightseagreen": true,
"lightskyblue": true,
"lightslategray": true,
"lightslategrey": true,
"lightsteelblue": true,
"lightyellow": true,
"lime": true,
"limegreen": true,
"linen": true,
"magenta": true,
"maroon": true,
"mediumaquamarine": true,
"mediumblue": true,
"mediumorchid": true,
"mediumpurple": true,
"mediumseagreen": true,
"mediumslateblue": true,
"mediumspringgreen": true,
"mediumturquoise": true,
"mediumvioletred": true,
"midnightblue": true,
"mintcream": true,
"mistyrose": true,
"moccasin": true,
"navajowhite": true,
"navy": true,
"oldlace": true,
"olive": true,
"olivedrab": true,
"orange": true,
"orangered": true,
"orchid": true,
"palegoldenrod": true,
"palegreen": true,
"paleturquoise": true,
"palevioletred": true,
"papayawhip": true,
"peachpuff": true,
"peru": true,
"pink": true,
"plum": true,
"powderblue": true,
"purple": true,
"red": true,
"rosybrown": true,
"royalblue": true,
"saddlebrown": true,
"salmon": true,
"sandybrown": true,
"seagreen": true,
"seashell": true,
"sienna": true,
"silver": true,
"skyblue": true,
"slateblue": true,
"slategray": true,
"slategrey": true,
"snow": true,
"springgreen": true,
"steelblue": true,
"tan": true,
"teal": true,
"thistle": true,
"tomato": true,
"turquoise": true,
"violet": true,
"wheat": true,
"white": true,
"whitesmoke": true,
"yellow": true,
"yellowgreen": true,
"activeborder": true,
"activecaption": true,
"appworkspace": true,
"background": true,
"buttonface": true,
"buttonhighlight": true,
"buttonshadow": true,
"buttontext": true,
"captiontext": true,
"graytext": true,
"highlight": true,
"highlighttext": true,
"inactiveborder": true,
"inactivecaption": true,
"inactivecaptiontext": true,
"infobackground": true,
"infotext": true,
"menu": true,
"menutext": true,
"scrollbar": true,
"threeddarkshadow": true,
"threedface": true,
"threedhighlight": true,
"threedlightshadow": true,
"threedshadow": true,
"window": true,
"windowframe": true,
"windowtext": true
},
kLIST_STYLE_TYPE_NAMES: {
"decimal": true,
"decimal-leading-zero": true,
"lower-roman": true,
"upper-roman": true,
"georgian": true,
"armenian": true,
"lower-latin": true,
"lower-alpha": true,
"upper-latin": true,
"upper-alpha": true,
"lower-greek": true,
"disc": true, "circle": true, "square": true, "none": true, /* CSS 3 */ "box": true, "check": true, "diamond": true, "hyphen": true,
"lower-armenian": true, "cjk-ideographic": true, "ethiopic-numeric": true, "hebrew": true, "japanese-formal": true, "japanese-informal": true, "simp-chinese-formal": true, "simp-chinese-informal": true, "syriac": true, "tamil": true, "trad-chinese-formal": true, "trad-chinese-informal": true, "upper-armenian": true, "arabic-indic": true, "binary": true, "bengali": true, "cambodian": true, "khmer": true, "devanagari": true, "gujarati": true, "gurmukhi": true, "kannada": true, "lower-hexadecimal": true, "lao": true, "malayalam": true, "mongolian": true, "myanmar": true, "octal": true, "oriya": true, "persian": true, "urdu": true, "telugu": true, "tibetan": true, "upper-hexadecimal": true, "afar": true, "ethiopic-halehame-aa-et": true, "ethiopic-halehame-am-et": true, "amharic-abegede": true, "ehiopic-abegede-am-et": true, "cjk-earthly-branch": true, "cjk-heavenly-stem": true, "ethiopic": true, "ethiopic-abegede": true, "ethiopic-abegede-gez": true, "hangul-consonant": true, "hangul": true, "hiragana-iroha": true, "hiragana": true, "katakana-iroha": true, "katakana": true, "lower-norwegian": true, "oromo": true, "ethiopic-halehame-om-et": true, "sidama": true, "ethiopic-halehame-sid-et": true, "somali": true, "ethiopic-halehame-so-et": true, "tigre": true, "ethiopic-halehame-tig": true, "tigrinya-er-abegede": true, "ethiopic-abegede-ti-er": true, "tigrinya-et": true, "ethiopic-halehame-ti-et": true, "upper-greek": true, "asterisks": true, "footnotes": true, "circled-decimal": true, "circled-lower-latin": true, "circled-upper-latin": true, "dotted-decimal": true, "double-circled-decimal": true, "filled-circled-decimal": true, "parenthesised-decimal": true, "parenthesised-lower-latin": true },
reportError: function(aMsg) {
this.mError = aMsg;
},
consumeError: function() {
var e = this.mError;
this.mError = null;
return e;
},
currentToken: function() {
return this.mToken;
},
getHexValue: function() {
this.mToken = this.mScanner.nextHexValue();
return this.mToken;
},
getToken: function(aSkipWS, aSkipComment) {
if (this.mLookAhead) {
this.mToken = this.mLookAhead;
this.mLookAhead = null;
return this.mToken;
}
this.mToken = this.mScanner.nextToken();
while (this.mToken &&
((aSkipWS && this.mToken.isWhiteSpace()) ||
(aSkipComment && this.mToken.isComment())))
this.mToken = this.mScanner.nextToken();
return this.mToken;
},
lookAhead: function(aSkipWS, aSkipComment) {
var preservedToken = this.mToken;
this.mScanner.preserveState();
var token = this.getToken(aSkipWS, aSkipComment);
this.mScanner.restoreState();
this.mToken = preservedToken;
return token; },
ungetToken: function() {
this.mLookAhead = this.mToken;
},
addUnknownAtRule: function(aSheet, aString) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var blocks = [];
var token = this.getToken(false, false);
while (token.isNotNull()) {
aString += token.value;
if (token.isSymbol(";") && !blocks.length)
break;
else if (token.isSymbol("{")
|| token.isSymbol("(")
|| token.isSymbol("[")
|| token.type == "function") {
blocks.push(token.isFunction() ? "(" : token.value);
} else if (token.isSymbol("}")
|| token.isSymbol(")")
|| token.isSymbol("]")) {
if (blocks.length) {
var ontop = blocks[blocks.length - 1];
if ((token.isSymbol("}") && ontop == "{")
|| (token.isSymbol(")") && ontop == "(")
|| (token.isSymbol("]") && ontop == "[")) {
blocks.pop();
if (!blocks.length && token.isSymbol("}"))
break;
}
}
}
token = this.getToken(false, false);
}
this.addUnknownRule(aSheet, aString, currentLine); },
addUnknownRule: function(aSheet, aString, aCurrentLine) {
var errorMsg = this.consumeError();
var rule = new jscsspErrorRule(errorMsg);
rule.currentLine = aCurrentLine;
rule.parsedCssText = aString;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule);
},
addWhitespace: function(aSheet, aString) {
var rule = new jscsspWhitespace();
rule.parsedCssText = aString;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule);
},
addComment: function(aSheet, aString) {
var rule = new jscsspComment();
rule.parsedCssText = aString;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule);
},
parseCharsetRule: function(aToken, aSheet) {
var s = aToken.value;
var token = this.getToken(false, false);
s += token.value;
if (token.isWhiteSpace(" ")) {
token = this.getToken(false, false);
s += token.value;
if (token.isString()) {
var encoding = token.value;
token = this.getToken(false, false);
s += token.value;
if (token.isSymbol(";")) {
var rule = new jscsspCharsetRule();
rule.encoding = encoding;
rule.parsedCssText = s;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule);
return true;
}
else
this.reportError(kCHARSET_RULE_MISSING_SEMICOLON);
}
else
this.reportError(kCHARSET_RULE_CHARSET_IS_STRING);
}
else
this.reportError(kCHARSET_RULE_MISSING_WS);
this.addUnknownAtRule(aSheet, s); return false; },
parseImportRule: function(aToken, aSheet) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = aToken.value;
this.preserveState();
var token = this.getToken(true, true);
var media = [];
var href = "";
if (token.isString()) {
href = token.value;
s += " " + href;
}
else if (token.isFunction("url(")) {
token = this.getToken(true, true);
var urlContent = this.parseURL(token);
if (urlContent) {
href = "url(" + urlContent;
s += " " + href;
}
}
else
this.reportError(kIMPORT_RULE_MISSING_URL);
if (href) {
token = this.getToken(true, true);
while (token.isIdent()) {
s += " " + token.value;
media.push(token.value);
token = this.getToken(true, true);
if (!token)
break;
if (token.isSymbol(",")) {
s += ",";
} else if (token.isSymbol(";")) {
break;
} else
break;
token = this.getToken(true, true);
}
if (!media.length) {
media.push("all");
}
if (token.isSymbol(";")) {
s += ";"
this.forgetState();
var rule = new jscsspImportRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.href = href;
rule.media = media;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule);
return true;
}
}
this.restoreState(); this.addUnknownAtRule(aSheet, "@import"); return false; },
parseVariablesRule: function(token, aSheet) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = token.value;
var declarations = [];
var valid = false;
this.preserveState();
token = this.getToken(true, true);
var media = [];
var foundMedia = false;
while (token.isNotNull()) {
if (token.isIdent()) {
foundMedia = true;
s += " " + token.value;
media.push(token.value);
token = this.getToken(true, true);
if (token.isSymbol(",")) {
s += ",";
} else {
if (token.isSymbol("{"))
this.ungetToken();
else {
// error...
token.type = jscsspToken.NULL_TYPE;
break;
}
}
} else if (token.isSymbol("{"))
break;
else if (foundMedia) {
token.type = jscsspToken.NULL_TYPE;
// not a media list
break;
}
token = this.getToken(true, true);
}
if (token.isSymbol("{")) {
s += " {";
token = this.getToken(true, true);
while (true) {
if (!token.isNotNull()) {
valid = true;
break;
}
if (token.isSymbol("}")) {
s += "}";
valid = true;
break;
} else {
var d = this.parseDeclaration(token, declarations, true, false, aSheet);
s += ((d && declarations.length) ? " " : "") + d;
}
token = this.getToken(true, false);
}
}
if (valid) {
this.forgetState();
var rule = new jscsspVariablesRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.declarations = declarations;
rule.media = media;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule)
return true;
}
this.restoreState();
return false;
},
parseNamespaceRule: function(aToken, aSheet) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = aToken.value;
var valid = false;
this.preserveState();
var token = this.getToken(true, true);
if (token.isNotNull()) {
var prefix = "";
var url = "";
if (token.isIdent()) {
prefix = token.value;
s += " " + prefix;
token = this.getToken(true, true);
}
if (token) {
var foundURL = false;
if (token.isString()) {
foundURL = true;
url = token.value;
s += " " + url;
} else if (token.isFunction("url(")) {
// get a url here...
token = this.getToken(true, true);
var urlContent = this.parseURL(token);
if (urlContent) {
url += "url(" + urlContent;
foundURL = true;
s += " " + urlContent;
}
}
}
if (foundURL) {
token = this.getToken(true, true);
if (token.isSymbol(";")) {
s += ";";
this.forgetState();
var rule = new jscsspNamespaceRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.prefix = prefix;
rule.url = url;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule);
return true;
}
}
} this.restoreState(); this.addUnknownAtRule(aSheet, "@namespace"); return false; },
parseFontFaceRule: function(aToken, aSheet) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = aToken.value;
var valid = false;
var descriptors = [];
this.preserveState();
var token = this.getToken(true, true);
if (token.isNotNull()) {
// expecting block start
if (token.isSymbol("{")) {
s += " " + token.value;
var token = this.getToken(true, false);
while (true) {
if (token.isSymbol("}")) {
s += "}";
valid = true;
break;
} else {
var d = this.parseDeclaration(token, descriptors, false, false, aSheet);
s += ((d && descriptors.length) ? " " : "") + d;
}
token = this.getToken(true, false);
}
}
}
if (valid) {
this.forgetState();
var rule = new jscsspFontFaceRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.descriptors = descriptors;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule)
return true;
}
this.restoreState();
return false;
},
parsePageRule: function(aToken, aSheet) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = aToken.value;
var valid = false;
var declarations = [];
this.preserveState();
var token = this.getToken(true, true);
var pageSelector = "";
if (token.isSymbol(":") || token.isIdent()) {
if (token.isSymbol(":")) {
pageSelector = ":";
token = this.getToken(false, false);
}
if (token.isIdent()) {
pageSelector += token.value;
s += " " + pageSelector;
token = this.getToken(true, true);
}
}
if (token.isNotNull()) {
// expecting block start
if (token.isSymbol("{")) {
s += " " + token.value;
var token = this.getToken(true, false);
while (true) {
if (token.isSymbol("}")) {
s += "}";
valid = true;
break;
} else {
var d = this.parseDeclaration(token, declarations, true, true, aSheet);
s += ((d && declarations.length) ? " " : "") + d;
}
token = this.getToken(true, false);
}
}
}
if (valid) {
this.forgetState();
var rule = new jscsspPageRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.pageSelector = pageSelector;
rule.declarations = declarations;
rule.parentStyleSheet = aSheet;
aSheet.cssRules.push(rule)
return true;
}
this.restoreState();
return false;
},
parseDefaultPropertyValue: function(token, aDecl, aAcceptPriority, descriptor, aSheet) {
var valueText = "";
var blocks = [];
var foundPriority = false;
var values = [];
while (token.isNotNull()) {
if ((token.isSymbol(";")
|| token.isSymbol("}")
|| token.isSymbol("!"))
&& !blocks.length) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
if (token.isIdent(this.kINHERIT)) {
if (values.length) {
return "";
}
else {
valueText = this.kINHERIT;
var value = new jscsspVariable(kJscsspINHERIT_VALUE, aSheet);
values.push(value);
token = this.getToken(true, true);
break;
}
}
else if (token.isSymbol("{")
|| token.isSymbol("(")
|| token.isSymbol("[")) {
blocks.push(token.value);
}
else if (token.isSymbol("}")
|| token.isSymbol("]")) {
if (blocks.length) {
var ontop = blocks[blocks.length - 1];
if ((token.isSymbol("}") && ontop == "{")
|| (token.isSymbol(")") && ontop == "(")
|| (token.isSymbol("]") && ontop == "[")) {
blocks.pop();
}
}
}
// XXX must find a better way to store individual values
// probably a |values: []| field holding dimensions, percentages
// functions, idents, numbers and symbols, in that order.
if (token.isFunction()) {
if (token.isFunction("var(")) {
token = this.getToken(true, true);
if (token.isIdent()) {
var name = token.value;
token = this.getToken(true, true);
if (token.isSymbol(")")) {
var value = new jscsspVariable(kJscsspVARIABLE_VALUE, aSheet);
valueText += "var(" + name + ")";
value.name = name;
values.push(value);
}
else
return "";
}
else
return "";
}
else {
var fn = token.value;
token = this.getToken(false, true);
var arg = this.parseFunctionArgument(token);
if (arg) {
valueText += fn + arg;
var value = new jscsspVariable(kJscsspPRIMITIVE_VALUE, aSheet);
value.value = fn + arg;
values.push(value);
}
else
return "";
}
}
else if (token.isSymbol("#")) {
var color = this.parseColor(token);
if (color) {
valueText += color;
var value = new jscsspVariable(kJscsspPRIMITIVE_VALUE, aSheet);
value.value = color;
values.push(value);
}
else
return "";
}
else if (!token.isWhiteSpace() && !token.isSymbol(",")) {
var value = new jscsspVariable(kJscsspPRIMITIVE_VALUE, aSheet);
value.value = token.value;
values.push(value);
valueText += token.value;
}
else
valueText += token.value;
token = this.getToken(false, true);
}
if (values.length && valueText) {
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValuesArray(descriptor, values, valueText));
return valueText;
}
return "";
},
parseMarginOrPaddingShorthand: function(token, aDecl, aAcceptPriority, aProperty)
{
var top = null;
var bottom = null;
var left = null;
var right = null;
var values = [];
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!values.length && token.isIdent(this.kINHERIT)) {
values.push(token.value);
token = this.getToken(true, true);
break;
}
else if (token.isDimension()
|| token.isNumber("0")
|| token.isPercentage()
|| token.isIdent("auto")) {
values.push(token.value);
}
else
return "";
token = this.getToken(true, true); }
var count = values.length;
switch (count) {
case 1:
top = values[0];
bottom = top;
left = top;
right = top;
break;
case 2:
top = values[0];
bottom = top;
left = values[1];
right = left;
break;
case 3:
top = values[0];
left = values[1];
right = left;
bottom = values[2];
break;
case 4:
top = values[0];
right = values[1];
bottom = values[2];
left = values[3];
break;
default:
return "";
}
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValue(aProperty + "-top", top));
aDecl.push(this._createJscsspDeclarationFromValue(aProperty + "-right", right));
aDecl.push(this._createJscsspDeclarationFromValue(aProperty + "-bottom", bottom));
aDecl.push(this._createJscsspDeclarationFromValue(aProperty + "-left", left));
return top + " " + right + " " + bottom + " " + left;
},
parseBorderColorShorthand: function(token, aDecl, aAcceptPriority)
{
var top = null;
var bottom = null;
var left = null;
var right = null;
var values = [];
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!values.length && token.isIdent(this.kINHERIT)) {
values.push(token.value);
token = this.getToken(true, true);
break;
}
else {
var color = this.parseColor(token);
if (color)
values.push(color);
else
return "";
}
token = this.getToken(true, true); }
var count = values.length;
switch (count) {
case 1:
top = values[0];
bottom = top;
left = top;
right = top;
break;
case 2:
top = values[0];
bottom = top;
left = values[1];
right = left;
break;
case 3:
top = values[0];
left = values[1];
right = left;
bottom = values[2];
break;
case 4:
top = values[0];
right = values[1];
bottom = values[2];
left = values[3];
break;
default:
return "";
}
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValue("border-top-color", top));
aDecl.push(this._createJscsspDeclarationFromValue("border-right-color", right));
aDecl.push(this._createJscsspDeclarationFromValue("border-bottom-color", bottom));
aDecl.push(this._createJscsspDeclarationFromValue("border-left-color", left));
return top + " " + right + " " + bottom + " " + left;
},
parseCueShorthand: function(token, declarations, aAcceptPriority)
{
var before = "";
var after = "";
var values = [];
var values = [];
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!values.length && token.isIdent(this.kINHERIT)) {
values.push(token.value);
}
else if (token.isIdent("none"))
values.push(token.value);
else if (token.isFunction("url(")) {
var token = this.getToken(true, true);
var urlContent = this.parseURL(token);
if (urlContent)
values.push("url(" + urlContent);
else
return "";
}
else
return "";
token = this.getToken(true, true); }
var count = values.length;
switch (count) {
case 1:
before = values[0];
after = before;
break;
case 2:
before = values[0];
after = values[1];
break;
default:
return "";
}
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValue("cue-before", before));
aDecl.push(this._createJscsspDeclarationFromValue("cue-after", after));
return before + " " + after;
},
parsePauseShorthand: function(token, declarations, aAcceptPriority)
{
var before = "";
var after = "";
var values = [];
var values = [];
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!values.length && token.isIdent(this.kINHERIT)) {
values.push(token.value);
}
else if (token.isDimensionOfUnit("ms")
|| token.isDimensionOfUnit("s")
|| token.isPercentage()
|| token.isNumber("0"))
values.push(token.value);
else
return "";
token = this.getToken(true, true); }
var count = values.length;
switch (count) {
case 1:
before = values[0];
after = before;
break;
case 2:
before = values[0];
after = values[1];
break;
default:
return "";
}
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValue("pause-before", before));
aDecl.push(this._createJscsspDeclarationFromValue("pause-after", after));
return before + " " + after;
},
parseBorderWidthShorthand: function(token, aDecl, aAcceptPriority)
{
var top = null;
var bottom = null;
var left = null;
var right = null;
var values = [];
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!values.length && token.isIdent(this.kINHERIT)) {
values.push(token.value);
}
else if (token.isDimension()
|| token.isNumber("0")
|| (token.isIdent() && token.value in this.kBORDER_WIDTH_NAMES)) {
values.push(token.value);
}
else
return "";
token = this.getToken(true, true); }
var count = values.length;
switch (count) {
case 1:
top = values[0];
bottom = top;
left = top;
right = top;
break;
case 2:
top = values[0];
bottom = top;
left = values[1];
right = left;
break;
case 3:
top = values[0];
left = values[1];
right = left;
bottom = values[2];
break;
case 4:
top = values[0];
right = values[1];
bottom = values[2];
left = values[3];
break;
default:
return "";
}
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValue("border-top-width", top));
aDecl.push(this._createJscsspDeclarationFromValue("border-right-width", right));
aDecl.push(this._createJscsspDeclarationFromValue("border-bottom-width", bottom));
aDecl.push(this._createJscsspDeclarationFromValue("border-left-width", left));
return top + " " + right + " " + bottom + " " + left;
},
parseBorderStyleShorthand: function(token, aDecl, aAcceptPriority)
{
var top = null;
var bottom = null;
var left = null;
var right = null;
var values = [];
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!values.length && token.isIdent(this.kINHERIT)) {
values.push(token.value);
}
else if (token.isIdent() && token.value in this.kBORDER_STYLE_NAMES) {
values.push(token.value);
}
else
return "";
token = this.getToken(true, true); }
var count = values.length;
switch (count) {
case 1:
top = values[0];
bottom = top;
left = top;
right = top;
break;
case 2:
top = values[0];
bottom = top;
left = values[1];
right = left;
break;
case 3:
top = values[0];
left = values[1];
right = left;
bottom = values[2];
break;
case 4:
top = values[0];
right = values[1];
bottom = values[2];
left = values[3];
break;
default:
return "";
}
this.forgetState();
aDecl.push(this._createJscsspDeclarationFromValue("border-top-style", top));
aDecl.push(this._createJscsspDeclarationFromValue("border-right-style", right));
aDecl.push(this._createJscsspDeclarationFromValue("border-bottom-style", bottom));
aDecl.push(this._createJscsspDeclarationFromValue("border-left-style", left));
return top + " " + right + " " + bottom + " " + left;
},
parseBorderEdgeOrOutlineShorthand: function(token, aDecl, aAcceptPriority, aProperty)
{
var bWidth = null;
var bStyle = null;
var bColor = null;
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!bWidth && !bStyle && !bColor
&& token.isIdent(this.kINHERIT)) {
bWidth = this.kINHERIT;
bStyle = this.kINHERIT;
bColor = this.kINHERIT;
}
else if (!bWidth &&
(token.isDimension()
|| (token.isIdent() && token.value in this.kBORDER_WIDTH_NAMES)
|| token.isNumber("0"))) {
bWidth = token.value;
}
else if (!bStyle &&
(token.isIdent() && token.value in this.kBORDER_STYLE_NAMES)) {
bStyle = token.value;
}
else {
var color = (aProperty == "outline" && token.isIdent("invert"))
? "invert" : this.parseColor(token);
if (!bColor && color)
bColor = color;
else
return "";
}
token = this.getToken(true, true);
}
// create the declarations this.forgetState(); bWidth = bWidth ? bWidth : "medium"; bStyle = bStyle ? bStyle : "none"; bColor = bColor ? bColor : "-moz-initial";
function addPropertyToDecl(aSelf, aDecl, property, w, s, c) {
aDecl.push(aSelf._createJscsspDeclarationFromValue(property + "-width", w));
aDecl.push(aSelf._createJscsspDeclarationFromValue(property + "-style", s));
aDecl.push(aSelf._createJscsspDeclarationFromValue(property + "-color", c));
}
if (aProperty == "border") {
addPropertyToDecl(this, aDecl, "border-top", bWidth, bStyle, bColor);
addPropertyToDecl(this, aDecl, "border-right", bWidth, bStyle, bColor);
addPropertyToDecl(this, aDecl, "border-bottom", bWidth, bStyle, bColor);
addPropertyToDecl(this, aDecl, "border-left", bWidth, bStyle, bColor);
}
else
addPropertyToDecl(this, aDecl, aProperty, bWidth, bStyle, bColor);
return bWidth + " " + bStyle + " " + bColor;
},
parseBackgroundShorthand: function(token, aDecl, aAcceptPriority)
{
var kHPos = {"left": true, "right": true };
var kVPos = {"top": true, "bottom": true };
var kPos = {"left": true, "right": true, "top": true, "bottom": true, "center": true};
var bgColor = null; var bgRepeat = null; var bgAttachment = null; var bgImage = null; var bgPosition = null;
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!bgColor && !bgRepeat && !bgAttachment && !bgImage && !bgPosition
&& token.isIdent(this.kINHERIT)) {
bgColor = this.kINHERIT;
bgRepeat = this.kINHERIT;
bgAttachment = this.kINHERIT;
bgImage = this.kINHERIT;
bgPosition = this.kINHERIT;
}
else {
if (!bgAttachment &&
(token.isIdent("scroll")
|| token.isIdent("fixed"))) {
bgAttachment = token.value;
}
else if (!bgPosition &&
((token.isIdent() && token.value in kPos)
|| token.isDimension()
|| token.isNumber("0")
|| token.isPercentage())) {
bgPosition = token.value;
token = this.getToken(true, true);
if (token.isDimension() || token.isNumber("0") || token.isPercentage()) {
bgPosition += " " + token.value;
}
else if (token.isIdent() && token.value in kPos) {
if ((bgPosition in kHPos && token.value in kHPos) ||
(bgPosition in kVPos && token.value in kVPos))
return "";
bgPosition += " " + token.value;
}
else {
this.ungetToken();
bgPosition += " center";
}
}
else if (!bgRepeat &&
(token.isIdent("repeat")
|| token.isIdent("repeat-x")
|| token.isIdent("repeat-y")
|| token.isIdent("no-repeat"))) {
bgRepeat = token.value;
}
else if (!bgImage &&
(token.isFunction("url(")
|| token.isIdent("none"))) {
bgImage = token.value;
if (token.isFunction("url(")) {
token = this.getToken(true, true);
var url = this.parseURL(token); // TODO
if (url)
bgImage += url;
else
return "";
}
}
else if (!bgImage &&
(token.isFunction("-moz-linear-gradient(")
|| token.isFunction("-moz-radial-gradient(")
|| token.isFunction("-moz-repeating-linear-gradient(")
|| token.isFunction("-moz-repeating-radial-gradient("))) {
var gradient = CssInspector.parseGradient(this, token);
if (gradient)
bgImage = CssInspector.serializeGradient(gradient);
else
return "";
}
else {
var color = this.parseColor(token);
if (!bgColor && color)
bgColor = color;
else
return "";
}
}
token = this.getToken(true, true); }
// create the declarations this.forgetState(); bgColor = bgColor ? bgColor : "transparent"; bgImage = bgImage ? bgImage : "none"; bgRepeat = bgRepeat ? bgRepeat : "repeat"; bgAttachment = bgAttachment ? bgAttachment : "scroll"; bgPosition = bgPosition ? bgPosition : "top left";
aDecl.push(this._createJscsspDeclarationFromValue("background-color", bgColor));
aDecl.push(this._createJscsspDeclarationFromValue("background-image", bgImage));
aDecl.push(this._createJscsspDeclarationFromValue("background-repeat", bgRepeat));
aDecl.push(this._createJscsspDeclarationFromValue("background-attachment", bgAttachment));
aDecl.push(this._createJscsspDeclarationFromValue("background-position", bgPosition));
return bgColor + " " + bgImage + " " + bgRepeat + " " + bgAttachment + " " + bgPosition;
},
parseListStyleShorthand: function(token, aDecl, aAcceptPriority)
{
var kPosition = { "inside": true, "outside": true };
var lType = null; var lPosition = null; var lImage = null;
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!lType && !lPosition && ! lImage
&& token.isIdent(this.kINHERIT)) {
lType = this.kINHERIT;
lPosition = this.kINHERIT;
lImage = this.kINHERIT;
}
else if (!lType &&
(token.isIdent() && token.value in this.kLIST_STYLE_TYPE_NAMES)) {
lType = token.value;
}
else if (!lPosition &&
(token.isIdent() && token.value in kPosition)) {
lPosition = token.value;
}
else if (!lImage && token.isFunction("url")) {
token = this.getToken(true, true);
var urlContent = this.parseURL(token);
if (urlContent) {
lImage = "url(" + urlContent;
}
else
return "";
}
else if (!token.isIdent("none"))
return "";
token = this.getToken(true, true); }
// create the declarations this.forgetState(); lType = lType ? lType : "none"; lImage = lImage ? lImage : "none"; lPosition = lPosition ? lPosition : "outside";
aDecl.push(this._createJscsspDeclarationFromValue("list-style-type", lType));
aDecl.push(this._createJscsspDeclarationFromValue("list-style-position", lPosition));
aDecl.push(this._createJscsspDeclarationFromValue("list-style-image", lImage));
return lType + " " + lPosition + " " + lImage;
},
parseFontShorthand: function(token, aDecl, aAcceptPriority)
{
var kStyle = {"italic": true, "oblique": true };
var kVariant = {"small-caps": true };
var kWeight = { "bold": true, "bolder": true, "lighter": true,
"100": true, "200": true, "300": true, "400": true,
"500": true, "600": true, "700": true, "800": true,
"900": true };
var kSize = { "xx-small": true, "x-small": true, "small": true, "medium": true,
"large": true, "x-large": true, "xx-large": true,
"larger": true, "smaller": true };
var kValues = { "caption": true, "icon": true, "menu": true, "message-box": true, "small-caption": true, "status-bar": true };
var kFamily = { "serif": true, "sans-serif": true, "cursive": true, "fantasy": true, "monospace": true };
var fStyle = null; var fVariant = null; var fWeight = null; var fSize = null; var fLineHeight = null; var fFamily = ""; var fSystem = null; var fFamilyValues = [];
var normalCount = 0;
while (true) {
if (!token.isNotNull())
break;
if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
break;
}
else if (!fStyle && !fVariant && !fWeight
&& !fSize && !fLineHeight && !fFamily
&& !fSystem
&& token.isIdent(this.kINHERIT)) {
fStyle = this.kINHERIT;
fVariant = this.kINHERIT;
fWeight = this.kINHERIT;
fSize = this.kINHERIT;
fLineHeight = this.kINHERIT;
fFamily = this.kINHERIT;
fSystem = this.kINHERIT;
}
else {
if (!fSystem && (token.isIdent() && token.value in kValues)) {
fSystem = token.value;
break;
}
else {
if (!fStyle
&& token.isIdent()
&& (token.value in kStyle)) {
fStyle = token.value;
}
else if (!fVariant
&& token.isIdent()
&& (token.value in kVariant)) {
fVariant = token.value;
}
else if (!fWeight
&& (token.isIdent() || token.isNumber())
&& (token.value in kWeight)) {
fWeight = token.value;
}
else if (!fSize
&& ((token.isIdent() && (token.value in kSize))
|| token.isDimension()
|| token.isPercentage())) {
fSize = token.value;
var token = this.getToken(false, false);
if (token.isSymbol("/")) {
token = this.getToken(false, false);
if (!fLineHeight &&
(token.isDimension() || token.isNumber() || token.isPercentage())) {
fLineHeight = token.value;
}
else
return "";
}
else
this.ungetToken();
}
else if (token.isIdent("normal")) {
normalCount++;
if (normalCount > 3)
return "";
}
else if (!fFamily && // *MUST* be last to be tested here
(token.isString()
|| token.isIdent())) {
var lastWasComma = false;
while (true) {
if (!token.isNotNull())
break;
else if (token.isSymbol(";")
|| (aAcceptPriority && token.isSymbol("!"))
|| token.isSymbol("}")) {
this.ungetToken();
break;
}
else if (token.isIdent() && token.value in kFamily) {
var value = new jscsspVariable(kJscsspPRIMITIVE_VALUE, null);
value.value = token.value;
fFamilyValues.push(value);
fFamily += token.value;
break;
}
else if (token.isString() || token.isIdent()) {
var value = new jscsspVariable(kJscsspPRIMITIVE_VALUE, null);
value.value = token.value;
fFamilyValues.push(value);
fFamily += token.value;
lastWasComma = false;
}
else if (!lastWasComma && token.isSymbol(",")) {
fFamily += ", ";
lastWasComma = true;
}
else
return "";
token = this.getToken(true, true);
}
}
else {
return "";
}
}
}
token = this.getToken(true, true); }
// create the declarations
this.forgetState();
if (fSystem) {
aDecl.push(this._createJscsspDeclarationFromValue("font", fSystem));
return fSystem;
}
fStyle = fStyle ? fStyle : "normal";
fVariant = fVariant ? fVariant : "normal";
fWeight = fWeight ? fWeight : "normal";
fSize = fSize ? fSize : "medium";
fLineHeight = fLineHeight ? fLineHeight : "normal";
fFamily = fFamily ? fFamily : "-moz-initial";
aDecl.push(this._createJscsspDeclarationFromValue("font-style", fStyle));
aDecl.push(this._createJscsspDeclarationFromValue("font-variant", fVariant));
aDecl.push(this._createJscsspDeclarationFromValue("font-weight", fWeight));
aDecl.push(this._createJscsspDeclarationFromValue("font-size", fSize));
aDecl.push(this._createJscsspDeclarationFromValue("line-height", fLineHeight));
aDecl.push(this._createJscsspDeclarationFromValuesArray("font-family", fFamilyValues, fFamily));
return fStyle + " " + fVariant + " " + fWeight + " " + fSize + "/" + fLineHeight + " " + fFamily;
},
_createJscsspDeclaration: function(property, value)
{
var decl = new jscsspDeclaration();
decl.property = property;
decl.value = this.trim11(value);
decl.parsedCssText = property + ": " + value + ";";
return decl;
},
_createJscsspDeclarationFromValue: function(property, valueText)
{
var decl = new jscsspDeclaration();
decl.property = property;
var value = new jscsspVariable(kJscsspPRIMITIVE_VALUE, null);
value.value = valueText;
decl.values = [value];
decl.valueText = valueText;
decl.parsedCssText = property + ": " + valueText + ";";
return decl;
},
_createJscsspDeclarationFromValuesArray: function(property, values, valueText)
{
var decl = new jscsspDeclaration();
decl.property = property;
decl.values = values;
decl.valueText = valueText;
decl.parsedCssText = property + ": " + valueText + ";";
return decl;
},
parseURL: function(token)
{
var value = "";
if (token.isString())
{
value += token.value;
token = this.getToken(true, true);
}
else
while (true)
{
if (!token.isNotNull()) {
this.reportError(kURL_EOF);
return "";
}
if (token.isWhiteSpace()) {
nextToken = this.lookAhead(true, true);
// if next token is not a closing parenthesis, that's an error
if (!nextToken.isSymbol(")")) {
this.reportError(kURL_WS_INSIDE);
token = this.currentToken();
break;
}
}
if (token.isSymbol(")")) {
break;
}
value += token.value;
token = this.getToken(false, false);
}
if (token.isSymbol(")")) {
return value + ")";
}
return "";
},
parseFunctionArgument: function(token)
{
var value = "";
if (token.isString())
{
value += token.value;
token = this.getToken(true, true);
}
else {
var parenthesis = 1;
while (true)
{
if (!token.isNotNull())
return "";
if (token.isFunction() || token.isSymbol("("))
parenthesis++;
if (token.isSymbol(")")) {
parenthesis--;
if (!parenthesis)
break;
}
value += token.value;
token = this.getToken(false, false);
}
}
if (token.isSymbol(")"))
return value + ")";
return "";
},
parseColor: function(token)
{
var color = "";
if (token.isFunction("rgb(")
|| token.isFunction("rgba(")) {
color = token.value;
var isRgba = token.isFunction("rgba(")
token = this.getToken(true, true);
if (!token.isNumber() && !token.isPercentage())
return "";
color += token.value;
token = this.getToken(true, true);
if (!token.isSymbol(","))
return "";
color += ", ";
token = this.getToken(true, true);
if (!token.isNumber() && !token.isPercentage())
return "";
color += token.value;
token = this.getToken(true, true);
if (!token.isSymbol(","))
return "";
color += ", ";
token = this.getToken(true, true);
if (!token.isNumber() && !token.isPercentage())
return "";
color += token.value;
if (isRgba) {
token = this.getToken(true, true);
if (!token.isSymbol(","))
return "";
color += ", ";
token = this.getToken(true, true);
if (!token.isNumber())
return "";
color += token.value;
}
token = this.getToken(true, true);
if (!token.isSymbol(")"))
return "";
color += token.value;
}
else if (token.isFunction("hsl(")
|| token.isFunction("hsla(")) {
color = token.value;
var isHsla = token.isFunction("hsla(")
token = this.getToken(true, true);
if (!token.isNumber())
return "";
color += token.value;
token = this.getToken(true, true);
if (!token.isSymbol(","))
return "";
color += ", ";
token = this.getToken(true, true);
if (!token.isPercentage())
return "";
color += token.value;
token = this.getToken(true, true);
if (!token.isSymbol(","))
return "";
color += ", ";
token = this.getToken(true, true);
if (!token.isPercentage())
return "";
color += token.value;
if (isHsla) {
token = this.getToken(true, true);
if (!token.isSymbol(","))
return "";
color += ", ";
token = this.getToken(true, true);
if (!token.isNumber())
return "";
color += token.value;
}
token = this.getToken(true, true);
if (!token.isSymbol(")"))
return "";
color += token.value;
}
else if (token.isIdent()
&& (token.value in this.kCOLOR_NAMES))
color = token.value;
else if (token.isSymbol("#")) {
token = this.getHexValue();
if (!token.isHex())
return "";
var length = token.value.length;
if (length != 3 && length != 6)
return "";
if (token.value.match( /[a-fA-F0-9]/g ).length != length)
return "";
color = "#" + token.value;
}
return color;
},
parseDeclaration: function(aToken, aDecl, aAcceptPriority, aExpandShorthands, aSheet) {
this.preserveState();
var blocks = [];
if (aToken.isIdent()) {
var descriptor = aToken.value.toLowerCase();
var token = this.getToken(true, true);
if (token.isSymbol(":")) {
var token = this.getToken(true, true);
var value = "";
var declarations = [];
if (aExpandShorthands)
switch (descriptor) {
case "background":
value = this.parseBackgroundShorthand(token, declarations, aAcceptPriority);
break;
case "margin":
case "padding":
value = this.parseMarginOrPaddingShorthand(token, declarations, aAcceptPriority, descriptor);
break;
case "border-color":
value = this.parseBorderColorShorthand(token, declarations, aAcceptPriority);
break;
case "border-style":
value = this.parseBorderStyleShorthand(token, declarations, aAcceptPriority);
break;
case "border-width":
value = this.parseBorderWidthShorthand(token, declarations, aAcceptPriority);
break;
case "border-top":
case "border-right":
case "border-bottom":
case "border-left":
case "border":
case "outline":
value = this.parseBorderEdgeOrOutlineShorthand(token, declarations, aAcceptPriority, descriptor);
break;
case "cue":
value = this.parseCueShorthand(token, declarations, aAcceptPriority);
break;
case "pause":
value = this.parsePauseShorthand(token, declarations, aAcceptPriority);
break;
case "font":
value = this.parseFontShorthand(token, declarations, aAcceptPriority);
break;
case "list-style":
value = this.parseListStyleShorthand(token, declarations, aAcceptPriority);
break;
default:
value = this.parseDefaultPropertyValue(token, declarations, aAcceptPriority, descriptor, aSheet);
break;
}
else
value = this.parseDefaultPropertyValue(token, declarations, aAcceptPriority, descriptor, aSheet);
token = this.currentToken();
if (value) // no error above
{
var priority = false;
if (token.isSymbol("!")) {
token = this.getToken(true, true);
if (token.isIdent("important")) {
priority = true;
token = this.getToken(true, true);
if (token.isSymbol(";") || token.isSymbol("}")) {
if (token.isSymbol("}"))
this.ungetToken();
}
else return "";
}
else return "";
}
else if (token.isNotNull() && !token.isSymbol(";") && !token.isSymbol("}"))
return "";
for (var i = 0; i < declarations.length; i++) {
declarations[i].priority = priority;
aDecl.push(declarations[i]);
}
return descriptor + ": " + value + ";";
}
}
}
else if (aToken.isComment()) {
if (this.mPreserveComments) {
this.forgetState();
var comment = new jscsspComment();
comment.parsedCssText = aToken.value;
aDecl.push(comment);
}
return aToken.value;
}
// we have an error here, let's skip it
this.restoreState();
var s = aToken.value;
blocks = [];
var token = this.getToken(false, false);
while (token.isNotNull()) {
s += token.value;
if ((token.isSymbol(";") || token.isSymbol("}")) && !blocks.length) {
if (token.isSymbol("}"))
this.ungetToken();
break;
} else if (token.isSymbol("{")
|| token.isSymbol("(")
|| token.isSymbol("[")
|| token.isFunction()) {
blocks.push(token.isFunction() ? "(" : token.value);
} else if (token.isSymbol("}")
|| token.isSymbol(")")
|| token.isSymbol("]")) {
if (blocks.length) {
var ontop = blocks[blocks.length - 1];
if ((token.isSymbol("}") && ontop == "{")
|| (token.isSymbol(")") && ontop == "(")
|| (token.isSymbol("]") && ontop == "[")) {
blocks.pop();
}
}
}
token = this.getToken(false, false);
}
return "";
},
parseKeyframesRule: function(aToken, aSheet) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = aToken.value;
var valid = false;
var keyframesRule = new jscsspKeyframesRule();
keyframesRule.currentLine = currentLine;
this.preserveState();
var token = this.getToken(true, true);
var foundName = false;
while (token.isNotNull()) {
if (token.isIdent()) {
// should be the keyframes' name
foundName = true;
s += " " + token.value;
keyframesRule.name = token.value;
token = this.getToken(true, true);
if (token.isSymbol("{"))
this.ungetToken();
else {
// error...
token.type = jscsspToken.NULL_TYPE;
break;
}
}
else if (token.isSymbol("{")) {
if (!foundName) {
token.type = jscsspToken.NULL_TYPE;
// not a valid keyframes at-rule
}
break;
}
else {
token.type = jscsspToken.NULL_TYPE;
// not a valid keyframes at-rule
break;
}
token = this.getToken(true, true);
}
if (token.isSymbol("{") && keyframesRule.name) {
// ok let's parse keyframe rules now...
s += " { ";
token = this.getToken(true, false);
while (token.isNotNull()) {
if (token.isComment() && this.mPreserveComments) {
s += " " + token.value;
var comment = new jscsspComment();
comment.parsedCssText = token.value;
keyframesRule.cssRules.push(comment);
} else if (token.isSymbol("}")) {
valid = true;
break;
} else {
var r = this.parseKeyframeRule(token, keyframesRule, true);
if (r)
s += r;
}
token = this.getToken(true, false);
}
}
if (valid) {
this.forgetState();
keyframesRule.currentLine = currentLine;
keyframesRule.parsedCssText = s;
aSheet.cssRules.push(keyframesRule);
return true;
}
this.restoreState();
return false;
},
parseKeyframeRule: function(aToken, aOwner) {
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
this.preserveState();
var token = aToken;
// find the keyframe keys
var key = "";
while (token.isNotNull()) {
if (token.isIdent() || token.isPercentage()) {
if (token.isIdent()
&& !token.isIdent("from")
&& !token.isIdent("to")) {
key = "";
break;
}
key += token.value;
token = this.getToken(true, true);
if (token.isSymbol("{")) {
this.ungetToken();
break;
}
else
if (token.isSymbol(",")) {
key += ", ";
}
else {
key = "";
break;
}
}
else {
key = "";
break;
}
token = this.getToken(true, true);
}
var valid = false;
var declarations = [];
if (key) {
var s = key;
token = this.getToken(true, true);
if (token.isSymbol("{")) {
s += " { ";
token = this.getToken(true, false);
while (true) {
if (!token.isNotNull()) {
valid = true;
break;
}
if (token.isSymbol("}")) {
s += "}";
valid = true;
break;
} else {
var d = this.parseDeclaration(token, declarations, true, true, aOwner);
s += ((d && declarations.length) ? " " : "") + d;
}
token = this.getToken(true, false);
}
}
}
else {
// key is invalid so the whole rule is invalid with it
}
if (valid) {
var rule = new jscsspKeyframeRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.declarations = declarations;
rule.keyText = key;
rule.parentRule = aOwner;
aOwner.cssRules.push(rule);
return s;
}
this.restoreState();
s = this.currentToken().value;
this.addUnknownAtRule(aOwner, s);
return "";
},
parseMediaRule: function(aToken, aSheet) {
this.mScanner.mMediaQueryMode = true; var currentLine = CountLF(this.mScanner.getAlreadyScanned());
var s = aToken.value;
var valid = false;
var mediaRule = new jscsspMediaRule();
mediaRule.currentLine = currentLine;
this.preserveState();
var token = this.getToken(true, true);
var foundMedia = false;
while (token.isNotNull()) {
if (token.isIdent()) {
foundMedia = true;
s += " " + token.value;
mediaRule.media.push(token.value);
token = this.getToken(true, true);
if (token.isSymbol(",")) {
s += ",";
} else {
if (token.isSymbol("{"))
this.ungetToken();
else {
// error...
token.type = jscsspToken.NULL_TYPE;
break;
}
}
}
else if (token.isSymbol("{"))
break;
else if (foundMedia) {
token.type = jscsspToken.NULL_TYPE;
// not a media list
break;
}
token = this.getToken(true, true);
}
if (token.isSymbol("{") && mediaRule.media.length) {
// ok let's parse style rules now...
s += " { ";
token = this.getToken(true, false);
while (token.isNotNull()) {
if (token.isComment() && this.mPreserveComments) {
s += " " + token.value;
var comment = new jscsspComment();
comment.parsedCssText = token.value;
mediaRule.cssRules.push(comment);
} else if (token.isSymbol("}")) {
valid = true;
break;
} else {
var r = this.parseStyleRule(token, mediaRule, true);
if (r)
s += r;
}
token = this.getToken(true, false);
}
}
if (valid) {
this.forgetState();
mediaRule.parsedCssText = s;
aSheet.cssRules.push(mediaRule);
return true;
}
this.restoreState();
return false;
},
trim11: function(str) {
str = str.replace(/^\s+/, );
for (var i = str.length - 1; i >= 0; i--) {
if (/\S/.test( str.charAt(i) )) { // XXX charat
str = str.substring(0, i + 1);
break;
}
}
return str;
},
parseStyleRule: function(aToken, aOwner, aIsInsideMediaRule)
{
var currentLine = CountLF(this.mScanner.getAlreadyScanned());
this.preserveState();
// first let's see if we have a selector here...
var selector = this.parseSelector(aToken, false);
var valid = false;
var declarations = [];
if (selector) {
selector = this.trim11(selector.selector);
var s = selector;
var token = this.getToken(true, true);
if (token.isSymbol("{")) {
s += " { ";
var token = this.getToken(true, false);
while (true) {
if (!token.isNotNull()) {
valid = true;
break;
}
if (token.isSymbol("}")) {
s += "}";
valid = true;
break;
} else {
var d = this.parseDeclaration(token, declarations, true, true, aOwner);
s += ((d && declarations.length) ? " " : "") + d;
}
token = this.getToken(true, false);
}
}
}
else {
// selector is invalid so the whole rule is invalid with it
}
if (valid) {
var rule = new jscsspStyleRule();
rule.currentLine = currentLine;
rule.parsedCssText = s;
rule.declarations = declarations;
rule.mSelectorText = selector;
if (aIsInsideMediaRule)
rule.parentRule = aOwner;
else
rule.parentStyleSheet = aOwner;
aOwner.cssRules.push(rule);
return s;
}
this.restoreState();
s = this.currentToken().value;
this.addUnknownAtRule(aOwner, s);
return "";
},
parseSelector: function(aToken, aParseSelectorOnly) {
var s = "";
var specificity = {a: 0, b: 0, c: 0, d: 0}; // CSS 2.1 section 6.4.3
var isFirstInChain = true;
var token = aToken;
var valid = false;
var combinatorFound = false;
while (true) {
if (!token.isNotNull()) {
if (aParseSelectorOnly)
return {selector: s, specificity: specificity };
return "";
}
if (!aParseSelectorOnly && token.isSymbol("{")) {
// end of selector
valid = !combinatorFound;
if (valid) this.ungetToken();
break;
}
if (token.isSymbol(",")) { // group of selectors
s += token.value;
isFirstInChain = true;
combinatorFound = false;
token = this.getToken(false, true);
continue;
}
// now combinators and grouping...
else if (!combinatorFound
&& (token.isWhiteSpace() || token.isSymbol(">")
|| token.isSymbol("+")
|| token.isSymbol("~"))) {
if (token.isWhiteSpace()) {
s += " ";
var nextToken = this.lookAhead(true, true); if (!nextToken.isNotNull()) {
if (aParseSelectorOnly)
return {selector: s, specificity: specificity };
return ""; } if (nextToken.isSymbol(">") || nextToken.isSymbol("+") || nextToken.isSymbol("~")) {
token = this.getToken(true, true);
s += token.value + " "; combinatorFound = true; } }
else {
s += token.value;
combinatorFound = true; } isFirstInChain = true;
token = this.getToken(true, true);
continue;
}
else {
var simpleSelector = this.parseSimpleSelector(token, isFirstInChain, true);
if (!simpleSelector)
break; // error
s += simpleSelector.selector;
specificity.b += simpleSelector.specificity.b;
specificity.c += simpleSelector.specificity.c;
specificity.d += simpleSelector.specificity.d;
isFirstInChain = false; combinatorFound = false;
}
token = this.getToken(false, true); }
if (valid) {
return {selector: s, specificity: specificity };
}
return "";
},
isPseudoElement: function(aIdent)
{
switch (aIdent) {
case "first-letter":
case "first-line":
case "before":
case "after":
case "marker":
return true;
break;
default: return false;
break;
}
},
parseSimpleSelector: function(token, isFirstInChain, canNegate)
{
var s = "";
var specificity = {a: 0, b: 0, c: 0, d: 0}; // CSS 2.1 section 6.4.3
if (isFirstInChain
&& (token.isSymbol("*") || token.isSymbol("|") || token.isIdent())) {
// type or universal selector
if (token.isSymbol("*") || token.isIdent()) {
// we don't know yet if it's a prefix or a universal
// selector
s += token.value;
var isIdent = token.isIdent();
token = this.getToken(false, true);
if (token.isSymbol("|")) {
// it's a prefix
s += token.value;
token = this.getToken(false, true);
if (token.isIdent() || token.isSymbol("*")) {
// ok we now have a type element or universal
// selector
s += token.value;
if (token.isIdent())
specificity.d++;
} else
// oops that's an error...
return null;
} else {
this.ungetToken();
if (isIdent)
specificity.d++;
}
} else if (token.isSymbol("|")) {
s += token.value;
token = this.getToken(false, true);
if (token.isIdent() || token.isSymbol("*")) {
s += token.value;
if (token.isIdent())
specificity.d++;
} else
// oops that's an error
return null;
}
}
else if (token.isSymbol(".") || token.isSymbol("#")) {
var isClass = token.isSymbol(".");
s += token.value;
token = this.getToken(false, true);
if (token.isIdent()) {
s += token.value;
if (isClass)
specificity.c++;
else
specificity.b++;
}
else
return null;
}
else if (token.isSymbol(":")) {
s += token.value;
token = this.getToken(false, true);
if (token.isSymbol(":")) {
s += token.value;
token = this.getToken(false, true);
}
if (token.isIdent()) {
s += token.value;
if (this.isPseudoElement(token.value))
specificity.d++;
else
specificity.c++;
}
else if (token.isFunction()) {
s += token.value;
if (token.isFunction(":not(")) {
if (!canNegate)
return null;
token = this.getToken(true, true);
var simpleSelector = this.parseSimpleSelector(token, isFirstInChain, false);
if (!simpleSelector)
return null;
else {
s += simpleSelector.selector;
token = this.getToken(true, true);
if (token.isSymbol(")"))
s += ")";
else
return null;
}
specificity.c++;
}
else {
while (true) {
token = this.getToken(false, true);
if (token.isSymbol(")")) {
s += ")";
break;
} else
s += token.value;
}
specificity.c++;
}
} else
return null;
} else if (token.isSymbol("[")) {
s += "[";
token = this.getToken(true, true);
if (token.isIdent() || token.isSymbol("*")) {
s += token.value;
var nextToken = this.getToken(true, true);
if (token.isSymbol("|")) {
s += "|";
token = this.getToken(true, true);
if (token.isIdent())
s += token.value;
else
return null;
} else
this.ungetToken();
} else if (token.isSymbol("|")) {
s += "|";
token = this.getToken(true, true);
if (token.isIdent())
s += token.value;
else
return null;
}
else
return null;
// nothing, =, *=, $=, ^=, |=
token = this.getToken(true, true);
if (token.isIncludes()
|| token.isDashmatch()
|| token.isBeginsmatch()
|| token.isEndsmatch()
|| token.isContainsmatch()
|| token.isSymbol("=")) {
s += token.value;
token = this.getToken(true, true);
if (token.isString() || token.isIdent()) {
s += token.value;
token = this.getToken(true, true);
}
else
return null;
if (token.isSymbol("]")) {
s += token.value;
specificity.c++;
}
else
return null;
}
else if (token.isSymbol("]")) {
s += token.value;
specificity.c++;
}
else
return null;
}
else if (token.isWhiteSpace()) {
var t = this.lookAhead(true, true);
if (t.isSymbol('{'))
return ""
}
if (s)
return {selector: s, specificity: specificity };
return null;
},
preserveState: function() {
this.mPreservedTokens.push(this.currentToken());
this.mScanner.preserveState();
},
restoreState: function() {
if (this.mPreservedTokens.length) {
this.mScanner.restoreState();
this.mToken = this.mPreservedTokens.pop();
}
},
forgetState: function() {
if (this.mPreservedTokens.length) {
this.mScanner.forgetState();
this.mPreservedTokens.pop();
}
},
parse: function(aString, aTryToPreserveWhitespaces, aTryToPreserveComments) {
if (!aString)
return null; // early way out if we can
this.mPreserveWS = aTryToPreserveWhitespaces; this.mPreserveComments = aTryToPreserveComments; this.mPreservedTokens = []; this.mScanner.init(aString); var sheet = new jscsspStylesheet();
// @charset can only appear at first char of the stylesheet
var token = this.getToken(false, false);
if (!token.isNotNull())
return;
if (token.isAtRule("@charset")) {
this.parseCharsetRule(token, sheet);
token = this.getToken(false, false);
}
var foundStyleRules = false;
var foundImportRules = false;
var foundNameSpaceRules = false;
while (true) {
if (!token.isNotNull())
break;
if (token.isWhiteSpace())
{
if (aTryToPreserveWhitespaces)
this.addWhitespace(sheet, token.value);
}
else if (token.isComment())
{
if (this.mPreserveComments)
this.addComment(sheet, token.value);
}
else if (token.isAtRule()) {
if (token.isAtRule("@variables")) {
if (!foundImportRules && !foundStyleRules)
this.parseVariablesRule(token, sheet);
else {
this.reportError(kVARIABLES_RULE_POSITION);
this.addUnknownAtRule(sheet, token.value);
}
}
else if (token.isAtRule("@import")) {
// @import rules MUST occur before all style and namespace
// rules
if (!foundStyleRules && !foundNameSpaceRules)
foundImportRules = this.parseImportRule(token, sheet);
else {
this.reportError(kIMPORT_RULE_POSITION);
this.addUnknownAtRule(sheet, token.value);
}
}
else if (token.isAtRule("@namespace")) {
// @namespace rules MUST occur before all style rule and
// after all @import rules
if (!foundStyleRules)
foundNameSpaceRules = this.parseNamespaceRule(token, sheet);
else {
this.reportError(kNAMESPACE_RULE_POSITION);
this.addUnknownAtRule(sheet, token.value);
}
}
else if (token.isAtRule("@font-face")) {
if (this.parseFontFaceRule(token, sheet))
foundStyleRules = true;
else
this.addUnknownAtRule(sheet, token.value);
}
else if (token.isAtRule("@page")) {
if (this.parsePageRule(token, sheet))
foundStyleRules = true;
else
this.addUnknownAtRule(sheet, token.value);
}
else if (token.isAtRule("@media")) {
if (this.parseMediaRule(token, sheet))
foundStyleRules = true;
else
this.addUnknownAtRule(sheet, token.value);
}
else if (token.isAtRule("@keyframes")) {
if (!this.parseKeyframesRule(token, sheet))
this.addUnknownAtRule(sheet, token.value);
}
else if (token.isAtRule("@charset")) {
this.reportError(kCHARSET_RULE_CHARSET_SOF);
this.addUnknownAtRule(sheet, token.value);
}
else {
this.reportError(kUNKNOWN_AT_RULE);
this.addUnknownAtRule(sheet, token.value);
}
}
else // plain style rules
{
var ruleText = this.parseStyleRule(token, sheet, false);
if (ruleText)
foundStyleRules = true;
}
token = this.getToken(false);
}
return sheet; }
};
function jscsspToken(aType, aValue, aUnit)
{
this.type = aType; this.value = aValue; this.unit = aUnit;
}
jscsspToken.NULL_TYPE = 0;
jscsspToken.WHITESPACE_TYPE = 1; jscsspToken.STRING_TYPE = 2; jscsspToken.COMMENT_TYPE = 3; jscsspToken.NUMBER_TYPE = 4; jscsspToken.IDENT_TYPE = 5; jscsspToken.FUNCTION_TYPE = 6; jscsspToken.ATRULE_TYPE = 7; jscsspToken.INCLUDES_TYPE = 8; jscsspToken.DASHMATCH_TYPE = 9; jscsspToken.BEGINSMATCH_TYPE = 10; jscsspToken.ENDSMATCH_TYPE = 11; jscsspToken.CONTAINSMATCH_TYPE = 12; jscsspToken.SYMBOL_TYPE = 13; jscsspToken.DIMENSION_TYPE = 14; jscsspToken.PERCENTAGE_TYPE = 15; jscsspToken.HEX_TYPE = 16;
jscsspToken.prototype = {
isNotNull: function ()
{
return this.type;
},
_isOfType: function (aType, aValue)
{
return (this.type == aType && (!aValue || this.value.toLowerCase() == aValue));
},
isWhiteSpace: function(w)
{
return this._isOfType(jscsspToken.WHITESPACE_TYPE, w);
},
isString: function()
{
return this._isOfType(jscsspToken.STRING_TYPE);
},
isComment: function()
{
return this._isOfType(jscsspToken.COMMENT_TYPE);
},
isNumber: function(n)
{
return this._isOfType(jscsspToken.NUMBER_TYPE, n);
},
isSymbol: function(c)
{
return this._isOfType(jscsspToken.SYMBOL_TYPE, c);
},
isIdent: function(i)
{
return this._isOfType(jscsspToken.IDENT_TYPE, i);
},
isFunction: function(f)
{
return this._isOfType(jscsspToken.FUNCTION_TYPE, f);
},
isAtRule: function(a)
{
return this._isOfType(jscsspToken.ATRULE_TYPE, a);
},
isIncludes: function()
{
return this._isOfType(jscsspToken.INCLUDES_TYPE);
},
isDashmatch: function()
{
return this._isOfType(jscsspToken.DASHMATCH_TYPE);
},
isBeginsmatch: function()
{
return this._isOfType(jscsspToken.BEGINSMATCH_TYPE);
},
isEndsmatch: function()
{
return this._isOfType(jscsspToken.ENDSMATCH_TYPE);
},
isContainsmatch: function()
{
return this._isOfType(jscsspToken.CONTAINSMATCH_TYPE);
},
isSymbol: function(c)
{
return this._isOfType(jscsspToken.SYMBOL_TYPE, c);
},
isDimension: function()
{
return this._isOfType(jscsspToken.DIMENSION_TYPE);
},
isPercentage: function()
{
return this._isOfType(jscsspToken.PERCENTAGE_TYPE);
},
isHex: function()
{
return this._isOfType(jscsspToken.HEX_TYPE);
},
isDimensionOfUnit: function(aUnit)
{
return (this.isDimension() && this.unit == aUnit);
},
isLength: function()
{
return (this.isPercentage() ||
this.isDimensionOfUnit("cm") ||
this.isDimensionOfUnit("mm") ||
this.isDimensionOfUnit("in") ||
this.isDimensionOfUnit("pc") ||
this.isDimensionOfUnit("px") ||
this.isDimensionOfUnit("em") ||
this.isDimensionOfUnit("ex") ||
this.isDimensionOfUnit("pt"));
},
isAngle: function()
{
return (this.isDimensionOfUnit("deg") ||
this.isDimensionOfUnit("rad") ||
this.isDimensionOfUnit("grad"));
}
}
var kJscsspUNKNOWN_RULE = 0; var kJscsspSTYLE_RULE = 1 var kJscsspCHARSET_RULE = 2; var kJscsspIMPORT_RULE = 3; var kJscsspMEDIA_RULE = 4; var kJscsspFONT_FACE_RULE = 5; var kJscsspPAGE_RULE = 6;
var kJscsspKEYFRAMES_RULE = 7; var kJscsspKEYFRAME_RULE = 8;
var kJscsspNAMESPACE_RULE = 100; var kJscsspCOMMENT = 101; var kJscsspWHITE_SPACE = 102;
var kJscsspVARIABLES_RULE = 200;
var kJscsspSTYLE_DECLARATION = 1000;
var gTABS = "";
function jscsspStylesheet() {
this.cssRules = [];
this.variables = {};
}
jscsspStylesheet.prototype = {
insertRule: function(aRule, aIndex) {
try {
this.cssRules.splice(aIndex, 1, aRule);
}
catch(e) {
}
},
deleteRule: function(aIndex) {
try {
this.cssRules.splice(aIndex);
}
catch(e) {
}
},
cssText: function() {
var rv = "";
for (var i = 0; i < this.cssRules.length; i++)
rv += this.cssRules[i].cssText() + "\n";
return rv;
},
resolveVariables: function(aMedium) {
function ItemFoundInArray(aArray, aItem) {
for (var i = 0; i < aArray.length; i++)
if (aItem == aArray[i])
return true;
return false;
}
for (var i = 0; i < this.cssRules.length; i++)
{
var rule = this.cssRules[i];
if (rule.type == kJscsspSTYLE_RULE || rule.type == kJscsspIMPORT_RULE)
break;
else if (rule.type == kJscsspVARIABLES_RULE &&
(!rule.media.length || ItemFoundInArray(rule.media, aMedium))) {
for (var j = 0; j < rule.declarations.length; j++) {
var valueText = "";
for (var k = 0; k < rule.declarations[j].values.length; k++)
valueText += (k ? " " : "") + rule.declarations[j].values[k].value;
this.variables[rule.declarations[j].property] = valueText;
}
}
}
}
};
/* kJscsspCHARSET_RULE */
function jscsspCharsetRule() {
this.type = kJscsspCHARSET_RULE; this.encoding = null; this.parsedCssText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspCharsetRule.prototype = {
cssText: function() {
return "@charset " + this.encoding + ";";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(false, false);
if (token.isAtRule("@charset")) {
if (parser.parseCharsetRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.encoding = newRule.encoding;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspUNKNOWN_RULE */
function jscsspErrorRule(aErrorMsg) {
this.error = aErrorMsg ? aErrorMsg : "INVALID"; this.type = kJscsspUNKNOWN_RULE; this.parsedCssText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspErrorRule.prototype = {
cssText: function() {
return this.parsedCssText;
}
};
/* kJscsspCOMMENT */
function jscsspComment() {
this.type = kJscsspCOMMENT; this.parsedCssText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspComment.prototype = {
cssText: function() {
return this.parsedCssText;
},
setCssText: function(val) {
var parser = new CSSParser(val);
var token = parser.getToken(true, false);
if (token.isComment())
this.parsedCssText = token.value;
else
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspWHITE_SPACE */
function jscsspWhitespace() {
this.type = kJscsspWHITE_SPACE; this.parsedCssText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspWhitespace.prototype = {
cssText: function() {
return this.parsedCssText;
}
};
/* kJscsspIMPORT_RULE */
function jscsspImportRule() {
this.type = kJscsspIMPORT_RULE; this.parsedCssText = null; this.href = null; this.media = []; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspImportRule.prototype = {
cssText: function() {
var mediaString = this.media.join(", ");
return "@import " + this.href
+ ((mediaString && mediaString != "all") ? mediaString + " " : "")
+ ";";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@import")) {
if (parser.parseImportRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.href = newRule.href;
this.media = newRule.media;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspNAMESPACE_RULE */
function jscsspNamespaceRule() {
this.type = kJscsspNAMESPACE_RULE; this.parsedCssText = null; this.prefix = null; this.url = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspNamespaceRule.prototype = {
cssText: function() {
return "@namespace " + (this.prefix ? this.prefix + " ": "")
+ this.url
+ ";";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@namespace")) {
if (parser.parseNamespaceRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.url = newRule.url;
this.prefix = newRule.prefix;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspSTYLE_DECLARATION */
function jscsspDeclaration() {
this.type = kJscsspSTYLE_DECLARATION; this.property = null; this.values = []; this.valueText = null; this.priority = null; this.parsedCssText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspDeclaration.prototype = {
kCOMMA_SEPARATED: {
"cursor": true,
"font-family": true,
"voice-family": true,
"background-image": true
},
kUNMODIFIED_COMMA_SEPARATED_PROPERTIES: {
"text-shadow": true,
"box-shadow": true,
"-moz-transition": true,
"-moz-transition-property": true,
"-moz-transition-duration": true,
"-moz-transition-timing-function": true,
"-moz-transition-delay": true
},
cssText: function() {
var prefixes = CssInspector.prefixesForProperty(this.property);
if (this.property in this.kUNMODIFIED_COMMA_SEPARATED_PROPERTIES) {
if (prefixes) {
var rv = "";
for (var propertyIndex = 0; propertyIndex < prefixes.length; propertyIndex++) {
var property = prefixes[propertyIndex];
rv += (propertyIndex ? gTABS : "") + property + ": ";
rv += this.valueText + (this.priority ? " !important" : "") + ";";
rv += ((prefixes.length > 1 && propertyIndex != prefixes.length -1) ? "\n" : "");
}
return rv;
}
return this.property + ": " + this.valueText +
(this.priority ? " !important" : "") + ";"
}
if (prefixes) {
var rv = "";
for (var propertyIndex = 0; propertyIndex < prefixes.length; propertyIndex++) {
var property = prefixes[propertyIndex];
rv += (propertyIndex ? gTABS : "") + property + ": ";
var separator = (property in this.kCOMMA_SEPARATED) ? ", " : " ";
for (var i = 0; i < this.values.length; i++)
if (this.values[i].cssText() != null)
rv += (i ? separator : "") + this.values[i].cssText();
else
return null;
rv += (this.priority ? " !important" : "") + ";" +
((prefixes.length > 1 && propertyIndex != prefixes.length -1) ? "\n" : "");
}
return rv;
}
var rv = this.property + ": ";
var separator = (this.property in this.kCOMMA_SEPARATED) ? ", " : " ";
var extras = {"webkit": false, "presto": false, "trident": false, "generic": false }
for (var i = 0; i < this.values.length; i++) {
var v = this.values[i].cssText();
if (v != null) {
var paren = v.indexOf("(");
var kwd = v;
if (paren != -1)
kwd = v.substr(0, paren);
if (kwd in kCSS_VENDOR_VALUES) {
for (var j in kCSS_VENDOR_VALUES[kwd]) {
extras[j] = extras[j] || (kCSS_VENDOR_VALUES[kwd][j] != "");
}
}
rv += (i ? separator : "") + v;
}
else
return null;
}
rv += (this.priority ? " !important" : "") + ";";
for (var j in extras) {
if (extras[j]) {
var str = "\n" + gTABS + this.property + ": ";
for (var i = 0; i < this.values.length; i++) {
var v = this.values[i].cssText();
if (v != null) {
var paren = v.indexOf("(");
var kwd = v;
if (paren != -1)
kwd = v.substr(0, paren);
if (kwd in kCSS_VENDOR_VALUES) {
functor = kCSS_VENDOR_VALUES[kwd][j];
if (functor) {
v = (typeof functor == "string") ? functor : functor(v, j);
if (!v) {
str = null;
break;
}
}
}
str += (i ? separator : "") + v;
}
else
return null;
}
if (str)
rv += str + ";"
else
rv += "\n" + gTABS + "/* Impossible to translate property " + this.property + " for " + j + " */";
}
}
return rv;
},
setCssText: function(val) {
var declarations = [];
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (parser.parseDeclaration(token, declarations, true, true, null)
&& declarations.length
&& declarations[0].type == kJscsspSTYLE_DECLARATION) {
var newDecl = declarations.cssRules[0];
this.property = newDecl.property;
this.value = newDecl.value;
this.priority = newDecl.priority;
this.parsedCssText = newRule.parsedCssText;
return;
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspFONT_FACE_RULE */
function jscsspFontFaceRule() {
this.type = kJscsspFONT_FACE_RULE; this.parsedCssText = null; this.descriptors = []; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspFontFaceRule.prototype = {
cssText: function() {
var rv = gTABS + "@font-face {\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.descriptors.length; i++)
rv += gTABS + this.descriptors[i].cssText() + "\n";
gTABS = preservedGTABS;
return rv + gTABS + "}";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@font-face")) {
if (parser.parseFontFaceRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.descriptors = newRule.descriptors;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspKEYFRAMES_RULE */ function jscsspKeyframesRule() {
this.type = kJscsspKEYFRAMES_RULE; this.parsedCssText = null; this.cssRules = []; this.name = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspKeyframesRule.prototype = {
cssText: function() {
var rv = gTABS
+ "@keyframes "
+ this.name + " {\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.cssRules.length; i++)
rv += gTABS + this.cssRules[i].cssText() + "\n";
gTABS = preservedGTABS;
rv += gTABS + "}\n";
return rv;
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@keyframes")) {
if (parser.parseKeyframesRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.cssRules = newRule.cssRules;
this.name = newRule.name;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspKEYFRAME_RULE */ function jscsspKeyframeRule() {
this.type = kJscsspKEYFRAME_RULE; this.parsedCssText = null; this.declarations = [] this.keyText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspKeyframeRule.prototype = {
cssText: function() {
var rv = this.keyText + " {\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.declarations.length; i++) {
var declText = this.declarations[i].cssText();
if (declText)
rv += gTABS + this.declarations[i].cssText() + "\n";
}
gTABS = preservedGTABS;
return rv + gTABS + "}";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (!token.isNotNull()) {
if (parser.parseKeyframeRule(token, sheet, false)) {
var newRule = sheet.cssRules[0];
this.keyText = newRule.keyText;
this.declarations = newRule.declarations;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspMEDIA_RULE */
function jscsspMediaRule() {
this.type = kJscsspMEDIA_RULE; this.parsedCssText = null; this.cssRules = []; this.media = []; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspMediaRule.prototype = {
cssText: function() {
var rv = gTABS + "@media " + this.media.join(", ") + " {\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.cssRules.length; i++)
rv += gTABS + this.cssRules[i].cssText() + "\n";
gTABS = preservedGTABS;
return rv + gTABS + "}";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@media")) {
if (parser.parseMediaRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.cssRules = newRule.cssRules;
this.media = newRule.media;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspSTYLE_RULE */
function jscsspStyleRule() {
this.type = kJscsspSTYLE_RULE; this.parsedCssText = null; this.declarations = [] this.mSelectorText = null; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspStyleRule.prototype = {
cssText: function() {
var rv = this.mSelectorText + " {\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.declarations.length; i++) {
var declText = this.declarations[i].cssText();
if (declText)
rv += gTABS + this.declarations[i].cssText() + "\n";
}
gTABS = preservedGTABS;
return rv + gTABS + "}";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (!token.isNotNull()) {
if (parser.parseStyleRule(token, sheet, false)) {
var newRule = sheet.cssRules[0];
this.mSelectorText = newRule.mSelectorText;
this.declarations = newRule.declarations;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
},
selectorText: function() {
return this.mSelectorText;
},
setSelectorText: function(val) {
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (!token.isNotNull()) {
var s = parser.parseSelector(token, true);
if (s) {
this.mSelectorText = s.selector;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspPAGE_RULE */
function jscsspPageRule() {
this.type = kJscsspPAGE_RULE; this.parsedCssText = null; this.pageSelector = null; this.declarations = []; this.parentStyleSheet = null; this.parentRule = null;
}
jscsspPageRule.prototype = {
cssText: function() {
var rv = gTABS + "@page "
+ (this.pageSelector ? this.pageSelector + " ": "")
+ "{\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.declarations.length; i++)
rv += gTABS + this.declarations[i].cssText() + "\n";
gTABS = preservedGTABS;
return rv + gTABS + "}";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@page")) {
if (parser.parsePageRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.pageSelector = newRule.pageSelector;
this.declarations = newRule.declarations;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
/* kJscsspVARIABLES_RULE */
function jscsspVariablesRule() {
this.type = kJscsspVARIABLES_RULE; this.parsedCssText = null; this.declarations = []; this.parentStyleSheet = null; this.parentRule = null; this.media = null;
}
jscsspVariablesRule.prototype = {
cssText: function() {
var rv = gTABS + "@variables " +
(this.media.length ? this.media.join(", ") + " " : "") +
"{\n";
var preservedGTABS = gTABS;
gTABS += " ";
for (var i = 0; i < this.declarations.length; i++)
rv += gTABS + this.declarations[i].cssText() + "\n";
gTABS = preservedGTABS;
return rv + gTABS + "}";
},
setCssText: function(val) {
var sheet = {cssRules: []};
var parser = new CSSParser(val);
var token = parser.getToken(true, true);
if (token.isAtRule("@variables")) {
if (parser.parseVariablesRule(token, sheet)) {
var newRule = sheet.cssRules[0];
this.declarations = newRule.declarations;
this.parsedCssText = newRule.parsedCssText;
return;
}
}
throw DOMException.SYNTAX_ERR;
}
};
var kJscsspINHERIT_VALUE = 0; var kJscsspPRIMITIVE_VALUE = 1; var kJscsspVARIABLE_VALUE = 4;
function jscsspVariable(aType, aSheet) {
this.value = ""; this.type = aType; this.name = null; this.parentRule = null; this.parentStyleSheet = aSheet;
}
jscsspVariable.prototype = {
cssText: function() {
if (this.type == kJscsspVARIABLE_VALUE)
return this.resolveVariable(this.name, this.parentRule, this.parentStyleSheet);
else
return this.value;
},
setCssText: function(val) {
if (this.type == kJscsspVARIABLE_VALUE)
throw DOMException.SYNTAX_ERR;
else
this.value = val;
},
resolveVariable: function(aName, aRule, aSheet)
{
if (aName.toLowerCase() in aSheet.variables)
return aSheet.variables[aName.toLowerCase()];
return null;
}
};
function ParseURL(buffer) {
var result = { };
result.protocol = "";
result.user = "";
result.password = "";
result.host = "";
result.port = "";
result.path = "";
result.query = "";
var section = "PROTOCOL"; var start = 0; var wasSlash = false;
while(start < buffer.length) {
if(section == "PROTOCOL") {
if(buffer.charAt(start) == ':') {
section = "AFTER_PROTOCOL";
start++;
} else if(buffer.charAt(start) == '/' && result.protocol.length() == 0) {
section = PATH;
} else {
result.protocol += buffer.charAt(start++);
}
} else if(section == "AFTER_PROTOCOL") {
if(buffer.charAt(start) == '/') {
if(!wasSlash) {
wasSlash = true;
} else {
wasSlash = false;
section = "USER";
}
start ++;
} else {
throw new ParseException("Protocol shell be separated with 2 slashes");
}
} else if(section == "USER") {
if(buffer.charAt(start) == '/') {
result.host = result.user;
result.user = "";
section = "PATH";
} else if(buffer.charAt(start) == '?') {
result.host = result.user;
result.user = "";
section = "QUERY";
start++;
} else if(buffer.charAt(start) == ':') {
section = "PASSWORD";
start++;
} else if(buffer.charAt(start) == '@') {
section = "HOST";
start++;
} else {
result.user += buffer.charAt(start++);
}
} else if(section == "PASSWORD") {
if(buffer.charAt(start) == '/') {
result.host = result.user;
result.port = result.password;
result.user = "";
result.password = "";
section = "PATH";
} else if(buffer.charAt(start) == '?') {
result.host = result.user;
result.port = result.password;
result.user = "";
result.password = "";
section = "QUERY";
start ++;
} else if(buffer.charAt(start) == '@') {
section = "HOST";
start++;
} else {
result.password += buffer.charAt(start++);
}
} else if(section == "HOST") {
if(buffer.charAt(start) == '/') {
section = "PATH";
} else if(buffer.charAt(start) == ':') {
section = "PORT";
start++;
} else if(buffer.charAt(start) == '?') {
section = "QUERY";
start++;
} else {
result.host += buffer.charAt(start++);
}
} else if(section == "PORT") {
if(buffer.charAt(start) == '/') {
section = "PATH";
} else if(buffer.charAt(start) == '?') {
section = "QUERY";
start++;
} else {
result.port += buffer.charAt(start++);
}
} else if(section == "PATH") {
if(buffer.charAt(start) == '?') {
section = "QUERY";
start ++;
} else {
result.path += buffer.charAt(start++);
}
} else if(section == "QUERY") {
result.query += buffer.charAt(start++);
}
}
if(section == "PROTOCOL") {
result.host = result.protocol;
result.protocol = "http";
} else if(section == "AFTER_PROTOCOL") {
throw new ParseException("Invalid url");
} else if(section == "USER") {
result.host = result.user;
result.user = "";
} else if(section == "PASSWORD") {
result.host = result.user;
result.port = result.password;
result.user = "";
result.password = "";
}
return result;
}
function ParseException(description) {
this.description = description;
}
function CountLF(s) {
var nCR = s.match( /\n/g ); return nCR ? nCR.length + 1 : 1;
}
function FilterLinearGradientForOutput(aValue, aEngine)
{
if (aEngine == "generic") return aValue.substr(5);
if (aEngine == "webkit") return aValue.replace( /\-moz\-/g , "-webkit-")
if (aEngine != "webkit20110101") return "";
var g = CssInspector.parseBackgroundImages(aValue)[0];
var cancelled = false;
var str = "-webkit-gradient(linear, ";
var position = ("position" in g.value) ? g.value.position.toLowerCase() : "";
var angle = ("angle" in g.value) ? g.value.angle.toLowerCase() : "";
// normalize angle
if (angle) {
var match = angle.match(/^([0-9\-\.\\+]+)([a-z]*)/);
var angle = parseFloat(match[1]);
var unit = match[2];
switch (unit) {
case "grad": angle = angle * 90 / 100; break;
case "rad": angle = angle * 180 / Math.PI; break;
default: break;
}
while (angle < 0)
angle += 360;
while (angle >= 360)
angle -= 360;
}
// get startpoint w/o keywords
var startpoint = [];
var endpoint = [];
if (position != "") {
if (position == "center")
position = "center center";
startpoint = position.split(" ");
if (angle == "" && angle != 0) {
// no angle, then we just turn the point 180 degrees around center
switch (startpoint[0]) {
case "left": endpoint.push("right"); break;
case "center": endpoint.push("center"); break;
case "right": endpoint.push("left"); break;
default: {
var match = startpoint[0].match(/^([0-9\-\.\\+]+)([a-z]*)/);
var v = parseFloat(match[0]);
var unit = match[1];
if (unit == "%") {
endpoint.push((100-v) + "%");
}
else
cancelled = true;
}
break;
}
if (!cancelled)
switch (startpoint[1]) {
case "top": endpoint.push("bottom"); break;
case "center": endpoint.push("center"); break;
case "bottom": endpoint.push("top"); break;
default: {
var match = startpoint[1].match(/^([0-9\-\.\\+]+)([a-z]*)/);
var v = parseFloat(match[0]);
var unit = match[1];
if (unit == "%") {
endpoint.push((100-v) + "%");
}
else
cancelled = true;
}
break;
}
}
else {
switch (angle) {
case 0: endpoint.push("right"); endpoint.push(startpoint[1]); break;
case 90: endpoint.push(startpoint[0]); endpoint.push("top"); break;
case 180: endpoint.push("left"); endpoint.push(startpoint[1]); break;
case 270: endpoint.push(startpoint[0]); endpoint.push("bottom"); break;
default: cancelled = true; break;
}
}
}
else {
// no position defined, we accept only vertical and horizontal
if (angle == "")
angle = 270;
switch (angle) {
case 0: startpoint= ["left", "center"]; endpoint = ["right", "center"]; break;
case 90: startpoint= ["center", "bottom"]; endpoint = ["center", "top"]; break;
case 180: startpoint= ["right", "center"]; endpoint = ["left", "center"]; break;
case 270: startpoint= ["center", "top"]; endpoint = ["center", "bottom"]; break;
default: cancelled = true; break;
}
}
if (cancelled) return "";
str += startpoint.join(" ") + ", " + endpoint.join(" ");
if (!g.value.stops[0].position)
g.value.stops[0].position = "0%";
if (!g.value.stops[g.value.stops.length-1].position)
g.value.stops[g.value.stops.length-1].position = "100%";
var current = 0;
for (var i = 0; i < g.value.stops.length && !cancelled; i++) {
var s = g.value.stops[i];
if (s.position) {
if (s.position.indexOf("%") == -1) {
cancelled = true;
break;
}
}
else {
var j = i + 1;
while (j < g.value.stops.length && !g.value.stops[j].position)
j++;
var inc = parseFloat(g.value.stops[j].position) - current;
for (var k = i; k < j; k++) {
g.value.stops[k].position = (current + inc * (k - i + 1) / (j - i + 1)) + "%";
}
}
current = parseFloat(s.position);
str += ", color-stop(" + (parseFloat(current) / 100) + ", " + s.color + ")";
}
if (cancelled) return ""; return str + ")";
}
function FilterRadialGradientForOutput(aValue, aEngine) {
if (aEngine == "generic") return aValue.substr(5);
else if (aEngine == "webkit") return aValue.replace( /\-moz\-/g , "-webkit-")
else if (aEngine != "webkit20110101") return "";
var g = CssInspector.parseBackgroundImages(aValue)[0];
var shape = ("shape" in g.value) ? g.value.shape : "";
var size = ("size" in g.value) ? g.value.size : "";
if (shape != "circle"
|| (size != "farthest-corner" && size != "cover"))
return "";
if (g.value.stops.length < 2
|| !("position" in g.value.stops[0])
|| !g.value.stops[g.value.stops.length - 1].position
|| !("position" in g.value.stops[0])
|| !g.value.stops[g.value.stops.length - 1].position)
return "";
for (var i = 0; i < g.value.stops.length; i++) {
var s = g.value.stops[i];
if (("position" in s) && s.position && s.position.indexOf("px") == -1)
return "";
}
var str = "-webkit-gradient(radial, ";
var position = ("position" in g.value) ? g.value.position : "center center";
str += position + ", " + parseFloat(g.value.stops[0].position) + ", ";
str += position + ", " + parseFloat(g.value.stops[g.value.stops.length - 1].position);
// at this point we're sure to deal with pixels
var current = parseFloat(g.value.stops[0].position);
for (var i = 0; i < g.value.stops.length; i++) {
var s = g.value.stops[i];
if (!("position" in s) || !s.position) {
var j = i + 1;
while (j < g.value.stops.length && !g.value.stops[j].position)
j++;
var inc = parseFloat(g.value.stops[j].position) - current;
for (var k = i; k < j; k++) {
g.value.stops[k].position = (current + inc * (k - i + 1) / (j - i + 1)) + "px";
}
}
current = parseFloat(s.position);
var c = (current - parseFloat(g.value.stops[0].position)) /
(parseFloat(g.value.stops[g.value.stops.length - 1].position) - parseFloat(g.value.stops[0].position));
str += ", color-stop(" + c + ", " + s.color + ")";
}
str += ")"
return str;
}
function FilterRepeatingGradientForOutput(aValue, aEngine) {
if (aEngine == "generic") return aValue.substr(5);
else if (aEngine == "webkit") return aValue.replace( /\-moz\-/g , "-webkit-")
return "";
}
