3 lines
71 KiB
JavaScript
3 lines
71 KiB
JavaScript
|
var CSS_PROP_BIT_QUANTITY=1;var CSS_PROP_BIT_HASH_VALUE=2;var CSS_PROP_BIT_NEGATIVE_QUANTITY=4;var CSS_PROP_BIT_QSTRING=8;var CSS_PROP_BIT_URL=16;var CSS_PROP_BIT_UNRESERVED_WORD=64;var CSS_PROP_BIT_UNICODE_RANGE=128;var CSS_PROP_BIT_GLOBAL_NAME=512;var CSS_PROP_BIT_PROPERTY_NAME=1024;var cssSchema=function(){var L=[["aliceblue","antiquewhite","aqua","aquamarine","azure","beige","bisque","black","blanchedalmond","blue","blueviolet","brown","burlywood","cadetblue","chartreuse","chocolate","coral","cornflowerblue","cornsilk","crimson","cyan","darkblue","darkcyan","darkgoldenrod","darkgray","darkgreen","darkkhaki","darkmagenta","darkolivegreen","darkorange","darkorchid","darkred","darksalmon","darkseagreen","darkslateblue","darkslategray","darkturquoise","darkviolet","deeppink","deepskyblue","dimgray","dodgerblue","firebrick","floralwhite","forestgreen","fuchsia","gainsboro","ghostwhite","gold","goldenrod","gray","green","greenyellow","honeydew","hotpink","indianred","indigo","ivory","khaki","lavender","lavenderblush","lawngreen","lemonchiffon","lightblue","lightcoral","lightcyan","lightgoldenrodyellow","lightgreen","lightgrey","lightpink","lightsalmon","lightseagreen","lightskyblue","lightslategray","lightsteelblue","lightyellow","lime","limegreen","linen","magenta","maroon","mediumaquamarine","mediumblue","mediumorchid","mediumpurple","mediumseagreen","mediumslateblue","mediumspringgreen","mediumturquoise","mediumvioletred","midnightblue","mintcream","mistyrose","moccasin","navajowhite","navy","oldlace","olive","olivedrab","orange","orangered","orchid","palegoldenrod","palegreen","paleturquoise","palevioletred","papayawhip","peachpuff","peru","pink","plum","powderblue","purple","red","rosybrown","royalblue","saddlebrown","salmon","sandybrown","seagreen","seashell","sienna","silver","skyblue","slateblue","slategray","snow","springgreen","steelblue","tan","teal","thistle","tomato","transparent","turquoise","violet","wheat","white","whitesmoke","yellow","yellowgreen"],["all-scroll","col-resize","crosshair","default","e-resize","hand","help","move","n-resize","ne-resize","no-drop","not-allowed","nw-resize","pointer","progress","row-resize","s-resize","se-resize","sw-resize","text","vertical-text","w-resize","wait"],["armenian","decimal","decimal-leading-zero","disc","georgian","lower-alpha","lower-greek","lower-latin","lower-roman","square","upper-alpha","upper-latin","upper-roman"],["100","200","300","400","500","600","700","800","900","bold","bolder","lighter"],["block-level","inline-level","table-caption","table-cell","table-column","table-column-group","table-footer-group","table-header-group","table-row","table-row-group"],["condensed","expanded","extra-condensed","extra-expanded","narrower","semi-condensed","semi-expanded","ultra-condensed","ultra-expanded","wider"],["inherit","inline","inline-block","inline-box","inline-flex","inline-grid","inline-list-item","inline-stack","inline-table","run-in"],["behind","center-left","center-right","far-left","far-right","left-side","leftwards","right-side","rightwards"],["large","larger","small","smaller","x-large","x-small","xx-large","xx-small"],["dashed","dotted","double","groove","outset","ridge","solid"],["ease","ease-in","ease-in-out","ease-out","linear","step-end","step-start"],["at","closest-corner","closest-side","ellipse","farthest-corner","farthest-side"],["baseline","middle","sub","super","text-bottom","text-top"],["caption","icon","menu","message-box","small-caption","status-bar"],["fast","faster","slow","slower","x-fast","x-slow"],["above","below","higher","level","lower"],["cursive","fantasy","monospace","sans-serif","serif"],["loud","silent","soft","x-loud","x-soft"],["no-repeat","repeat-x","repeat-y","round","space"],["blink","line-through","overline","underline"],["block","flex","grid","table"],["high","low","x-high","x-low"],["nowrap","pre","pre-line","pre-wrap"],["absolute","relative","static"],["alternate","alternate-reverse","reverse"],["border-box","content-box","padding-box"],["capitalize","lowercase","uppercase"],["child","female","male"],["=","opacity"],
|
||
|
|
if(token){tokens[k++]=token}}if(k===1&&tokens[0]===NOEFFECT_URL){k=0}tokens.length=k}}();var PSEUDO_SELECTOR_WHITELIST=new RegExp("^(active|after|before|blank|checked|default|disabled"+"|drop|empty|enabled|first|first-child|first-letter"+"|first-line|first-of-type|fullscreen|focus|hover"+"|in-range|indeterminate|invalid|last-child|last-of-type"+"|left|link|only-child|only-of-type|optional|out-of-range"+"|placeholder-shown|read-only|read-write|required|right"+"|root|scope|user-error|valid|visited"+")$");var COMBINATOR={};COMBINATOR[">"]=COMBINATOR["+"]=COMBINATOR["~"]=COMBINATOR;sanitizeCssSelectorList=function(selectors,virtualization,opt_onUntranslatableSelector){var containerClass=virtualization.containerClass;var idSuffix=virtualization.idSuffix;var tagPolicy=virtualization.tagPolicy;var sanitized=[];var k=0,i,inBrackets=0,tok;for(i=0;i<selectors.length;++i){tok=selectors[i];if(tok=="("||tok=="["?(++inBrackets,true):tok==")"||tok=="]"?(inBrackets&&--inBrackets,true):!(selectors[i]==" "&&(inBrackets||COMBINATOR[selectors[i-1]]===COMBINATOR||COMBINATOR[selectors[i+1]]===COMBINATOR))){selectors[k++]=selectors[i]}}selectors.length=k;var n=selectors.length,start=0;for(i=0;i<n;++i){if(selectors[i]===","){if(!processComplexSelector(start,i)){return null}start=i+1}}if(!processComplexSelector(start,n)){return null}function processComplexSelector(start,end){if(selectors[start]===" "){++start}if(end-1!==start&&selectors[end]===" "){--end}var out=[];var lastOperator=start;var valid=true;for(var i=start;valid&&i<end;++i){var tok=selectors[i];if(COMBINATOR[tok]===COMBINATOR||tok===" "){if(!processCompoundSelector(lastOperator,i,tok)){valid=false}else{lastOperator=i+1}}}if(!processCompoundSelector(lastOperator,end,"")){valid=false}function processCompoundSelector(start,end,combinator){var element,classId,attrs,pseudoSelector,tok,valid=true;element="";if(start<end){tok=selectors[start];if(tok==="*"){++start;element=tok}else if(/^[a-zA-Z]/.test(tok)){var decision=tagPolicy(tok.toLowerCase(),[]);if(decision){if("tagName"in decision){tok=decision["tagName"]}++start;element=tok}}}classId="";attrs="";pseudoSelector="";for(;valid&&start<end;++start){tok=selectors[start];if(tok.charAt(0)==="#"){if(/^#_|__$|[^\w#:\-]/.test(tok)){valid=false}else{classId+=tok+idSuffix}}else if(tok==="."){if(++start<end&&/^[0-9A-Za-z:_\-]+$/.test(tok=selectors[start])&&!/^_|__$/.test(tok)){classId+="."+tok}else{valid=false}}else if(start+1<end&&selectors[start]==="["){++start;var vAttr=selectors[start++].toLowerCase();var atype=html4.ATTRIBS[element+"::"+vAttr];if(atype!==+atype){atype=html4.ATTRIBS["*::"+vAttr]}var rAttr;if(virtualization.virtualizeAttrName){rAttr=virtualization.virtualizeAttrName(element,vAttr);if(typeof rAttr!=="string"){valid=false;rAttr=vAttr}if(valid&&atype!==+atype){atype=html4.atype["NONE"]}}else{rAttr=vAttr;if(atype!==+atype){valid=false}}var op="",value="",ignoreCase=false;if(/^[~^$*|]?=$/.test(selectors[start])){op=selectors[start++];value=selectors[start++];if(/^[0-9A-Za-z:_\-]+$/.test(value)){value='"'+value+'"'}else if(value==="]"){value='""';--start}if(!/^"([^\"\\]|\\.)*"$/.test(value)){valid=false}ignoreCase=selectors[start]==="i";if(ignoreCase){++start}}if(selectors[start]!=="]"){++start;valid=false}switch(atype){case html4.atype["CLASSES"]:case html4.atype["LOCAL_NAME"]:case html4.atype["NONE"]:break;case html4.atype["GLOBAL_NAME"]:case html4.atype["ID"]:case html4.atype["IDREF"]:if((op==="="||op==="~="||op==="$=")&&value!='""'&&!ignoreCase){value='"'+value.substring(1,value.length-1)+idSuffix+'"'}else if(op==="|="||op===""){}else{valid=false}break;case html4.atype["URI"]:case html4.atype["URI_FRAGMENT"]:if(op!==""){valid=false}break;default:valid=false}if(valid){attrs+="["+rAttr.replace(/[^\w-]/g,"\\$&")+op+value+(ignoreCase?" i]":"]")}}else if(start<end&&selectors[start]===":"){tok=selectors[++start];if(PSEUDO_SELECTOR_WHITELIST.test(tok)){pseudoSelector+=":"+tok}else{break}}else{break}}if(start!==end){valid=false}if(valid){var selector=(element+classId).replace(/[^ .*#\w-]/g,"\\$&")+attrs+pseudoSelector+combinator;if(sele
|
||
|
|
return}else if(typeof decision!=="object"){throw new Error("tagPolicy did not return object (old API?)")}if("attribs"in decision){attribs=decision["attribs"]}else{throw new Error("tagPolicy gave no attribs")}var eflagsRep;var tagNameRep;if("tagName"in decision){tagNameRep=decision["tagName"];eflagsRep=html4.ELEMENTS[tagNameRep]}else{tagNameRep=tagNameOrig;eflagsRep=eflagsOrig}if(eflagsOrig&html4.eflags["OPTIONAL_ENDTAG"]){var onStack=stack[stack.length-1];if(onStack&&onStack.orig===tagNameOrig&&(onStack.rep!==tagNameRep||tagNameOrig!==tagNameRep)){out.push("</",onStack.rep,">")}}if(!(eflagsOrig&html4.eflags["EMPTY"])){stack.push({orig:tagNameOrig,rep:tagNameRep})}out.push("<",tagNameRep);for(var i=0,n=attribs.length;i<n;i+=2){var attribName=attribs[i],value=attribs[i+1];if(value!==null&&value!==void 0){out.push(" ",attribName,'="',escapeAttrib(value),'"')}}out.push(">");if(eflagsOrig&html4.eflags["EMPTY"]&&!(eflagsRep&html4.eflags["EMPTY"])){out.push("</",tagNameRep,">")}},endTag:function(tagName,out){if(ignoring){ignoring=false;return}if(!html4.ELEMENTS.hasOwnProperty(tagName)){return}var eflags=html4.ELEMENTS[tagName];if(!(eflags&(html4.eflags["EMPTY"]|html4.eflags["FOLDABLE"]))){var index;if(eflags&html4.eflags["OPTIONAL_ENDTAG"]){for(index=stack.length;--index>=0;){var stackElOrigTag=stack[index].orig;if(stackElOrigTag===tagName){break}if(!(html4.ELEMENTS[stackElOrigTag]&html4.eflags["OPTIONAL_ENDTAG"])){return}}}else{for(index=stack.length;--index>=0;){if(stack[index].orig===tagName){break}}}if(index<0){return}for(var i=stack.length;--i>index;){var stackElRepTag=stack[i].rep;if(!(html4.ELEMENTS[stackElRepTag]&html4.eflags["OPTIONAL_ENDTAG"])){out.push("</",stackElRepTag,">")}}if(index<stack.length){tagName=stack[index].rep}stack.length=index;out.push("</",tagName,">")}},pcdata:emit,rcdata:emit,cdata:emit,endDoc:function(out){for(;stack.length;stack.length--){out.push("</",stack[stack.length-1].rep,">")}}})}var ALLOWED_URI_SCHEMES=/^(?:https?|mailto)$/i;function safeUri(uri,effect,ltype,hints,naiveUriRewriter){if(!naiveUriRewriter){return null}try{var parsed=URI.parse(""+uri);if(parsed){if(!parsed.hasScheme()||ALLOWED_URI_SCHEMES.test(parsed.getScheme())){var safe=naiveUriRewriter(parsed,effect,ltype,hints);return safe?safe.toString():null}}}catch(e){return null}return null}function log(logger,tagName,attribName,oldValue,newValue){if(!attribName){logger(tagName+" removed",{change:"removed",tagName:tagName})}if(oldValue!==newValue){var changed="changed";if(oldValue&&!newValue){changed="removed"}else if(!oldValue&&newValue){changed="added"}logger(tagName+"."+attribName+" "+changed,{change:changed,tagName:tagName,attribName:attribName,oldValue:oldValue,newValue:newValue})}}function lookupAttribute(map,tagName,attribName){var attribKey;attribKey=tagName+"::"+attribName;if(map.hasOwnProperty(attribKey)){return map[attribKey]}attribKey="*::"+attribName;if(map.hasOwnProperty(attribKey)){return map[attribKey]}return void 0}function getAttributeType(tagName,attribName){return lookupAttribute(html4.ATTRIBS,tagName,attribName)}function getLoaderType(tagName,attribName){return lookupAttribute(html4.LOADERTYPES,tagName,attribName)}function getUriEffect(tagName,attribName){return lookupAttribute(html4.URIEFFECTS,tagName,attribName)}function sanitizeAttribs(tagName,attribs,opt_naiveUriRewriter,opt_nmTokenPolicy,opt_logger){for(var i=0;i<attribs.length;i+=2){var attribName=attribs[i];var value=attribs[i+1];var oldValue=value;var atype=null,attribKey;if((attribKey=tagName+"::"+attribName,html4.ATTRIBS.hasOwnProperty(attribKey))||(attribKey="*::"+attribName,html4.ATTRIBS.hasOwnProperty(attribKey))){atype=html4.ATTRIBS[attribKey]}if(atype!==null){switch(atype){case html4.atype["NONE"]:break;case html4.atype["SCRIPT"]:value=null;if(opt_logger){log(opt_logger,tagName,attribName,oldValue,value)}break;case html4.atype["STYLE"]:if("undefined"===typeof parseCssDeclarations){value=null;if(opt_logger){log(opt_logger,tagName,attribName,oldValue,value)}break}var sanitizedDeclarations=[];parseCssDeclarations(value,{declaration:function(property,
|