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Standalone CSS Selector Parser and Engine. An official MooTools project.
このスクリプトは単体で利用できません。右のようなメタデータを含むスクリプトから、ライブラリとして読み込まれます: // @require https://update.greasyfork.org/scripts/371600/623833/Slick.js
/*
---
name: Slick.Parser
description: Standalone CSS3 Selector parser
provides: Slick.Parser
...
*/
;(function(){
var parsed,
separatorIndex,
combinatorIndex,
reversed,
cache = {},
reverseCache = {},
reUnescape = /\\/g;
var parse = function(expression, isReversed){
if (expression == null) return null;
if (expression.Slick === true) return expression;
expression = ('' + expression).replace(/^\s+|\s+$/g, '');
reversed = !!isReversed;
var currentCache = (reversed) ? reverseCache : cache;
if (currentCache[expression]) return currentCache[expression];
parsed = {
Slick: true,
expressions: [],
raw: expression,
reverse: function(){
return parse(this.raw, true);
}
};
separatorIndex = -1;
while (expression != (expression = expression.replace(regexp, parser)));
parsed.length = parsed.expressions.length;
return currentCache[parsed.raw] = (reversed) ? reverse(parsed) : parsed;
};
var reverseCombinator = function(combinator){
if (combinator === '!') return ' ';
else if (combinator === ' ') return '!';
else if ((/^!/).test(combinator)) return combinator.replace(/^!/, '');
else return '!' + combinator;
};
var reverse = function(expression){
var expressions = expression.expressions;
for (var i = 0; i < expressions.length; i++){
var exp = expressions[i];
var last = {parts: [], tag: '*', combinator: reverseCombinator(exp[0].combinator)};
for (var j = 0; j < exp.length; j++){
var cexp = exp[j];
if (!cexp.reverseCombinator) cexp.reverseCombinator = ' ';
cexp.combinator = cexp.reverseCombinator;
delete cexp.reverseCombinator;
}
exp.reverse().push(last);
}
return expression;
};
var escapeRegExp = (function(){
// Credit: XRegExp 0.6.1 (c) 2007-2008 Steven Levithan <http://stevenlevithan.com/regex/xregexp/> MIT License
var from = /(?=[\-\[\]{}()*+?.\\\^$|,#\s])/g, to = '\\';
return function(string){ return string.replace(from, to) }
}())
var regexp = new RegExp(
/*
#!/usr/bin/env ruby
puts "\t\t" + DATA.read.gsub(/\(\?x\)|\s+#.*$|\s+|\\$|\\n/,'')
__END__
"(?x)^(?:\
\\s* ( , ) \\s* # Separator \n\
| \\s* ( <combinator>+ ) \\s* # Combinator \n\
| ( \\s+ ) # CombinatorChildren \n\
| ( <unicode>+ | \\* ) # Tag \n\
| \\# ( <unicode>+ ) # ID \n\
| \\. ( <unicode>+ ) # ClassName \n\
| # Attribute \n\
\\[ \
\\s* (<unicode1>+) (?: \
\\s* ([*^$!~|]?=) (?: \
\\s* (?:\
([\"']?)(.*?)\\9 \
)\
) \
)? \\s* \
\\](?!\\]) \n\
| :+ ( <unicode>+ )(?:\
\\( (?:\
(?:([\"'])([^\\12]*)\\12)|((?:\\([^)]+\\)|[^()]*)+)\
) \\)\
)?\
)"
*/
"^(?:\\s*(,)\\s*|\\s*(<combinator>+)\\s*|(\\s+)|(<unicode>+|\\*)|\\#(<unicode>+)|\\.(<unicode>+)|\\[\\s*(<unicode1>+)(?:\\s*([*^$!~|]?=)(?:\\s*(?:([\"']?)(.*?)\\9)))?\\s*\\](?!\\])|(:+)(<unicode>+)(?:\\((?:(?:([\"'])([^\\13]*)\\13)|((?:\\([^)]+\\)|[^()]*)+))\\))?)"
.replace(/<combinator>/, '[' + escapeRegExp(">+~`!@$%^&={}\\;</") + ']')
.replace(/<unicode>/g, '(?:[\\w\\u00a1-\\uFFFF-]|\\\\[^\\s0-9a-f])')
.replace(/<unicode1>/g, '(?:[:\\w\\u00a1-\\uFFFF-]|\\\\[^\\s0-9a-f])')
);
function parser(
rawMatch,
separator,
combinator,
combinatorChildren,
tagName,
id,
className,
attributeKey,
attributeOperator,
attributeQuote,
attributeValue,
pseudoMarker,
pseudoClass,
pseudoQuote,
pseudoClassQuotedValue,
pseudoClassValue
){
if (separator || separatorIndex === -1){
parsed.expressions[++separatorIndex] = [];
combinatorIndex = -1;
if (separator) return '';
}
if (combinator || combinatorChildren || combinatorIndex === -1){
combinator = combinator || ' ';
var currentSeparator = parsed.expressions[separatorIndex];
if (reversed && currentSeparator[combinatorIndex])
currentSeparator[combinatorIndex].reverseCombinator = reverseCombinator(combinator);
currentSeparator[++combinatorIndex] = {combinator: combinator, tag: '*'};
}
var currentParsed = parsed.expressions[separatorIndex][combinatorIndex];
if (tagName){
currentParsed.tag = tagName.replace(reUnescape, '');
} else if (id){
currentParsed.id = id.replace(reUnescape, '');
} else if (className){
className = className.replace(reUnescape, '');
if (!currentParsed.classList) currentParsed.classList = [];
if (!currentParsed.classes) currentParsed.classes = [];
currentParsed.classList.push(className);
currentParsed.classes.push({
value: className,
regexp: new RegExp('(^|\\s)' + escapeRegExp(className) + '(\\s|$)')
});
} else if (pseudoClass){
pseudoClassValue = pseudoClassValue || pseudoClassQuotedValue;
pseudoClassValue = pseudoClassValue ? pseudoClassValue.replace(reUnescape, '') : null;
if (!currentParsed.pseudos) currentParsed.pseudos = [];
currentParsed.pseudos.push({
key: pseudoClass.replace(reUnescape, ''),
value: pseudoClassValue,
type: pseudoMarker.length == 1 ? 'class' : 'element'
});
} else if (attributeKey){
attributeKey = attributeKey.replace(reUnescape, '');
attributeValue = (attributeValue || '').replace(reUnescape, '');
var test, regexp;
switch (attributeOperator){
case '^=' : regexp = new RegExp( '^'+ escapeRegExp(attributeValue) ); break;
case '$=' : regexp = new RegExp( escapeRegExp(attributeValue) +'$' ); break;
case '~=' : regexp = new RegExp( '(^|\\s)'+ escapeRegExp(attributeValue) +'(\\s|$)' ); break;
case '|=' : regexp = new RegExp( '^'+ escapeRegExp(attributeValue) +'(-|$)' ); break;
case '=' : test = function(value){
return attributeValue == value;
}; break;
case '*=' : test = function(value){
return value && value.indexOf(attributeValue) > -1;
}; break;
case '!=' : test = function(value){
return attributeValue != value;
}; break;
default : test = function(value){
return !!value;
};
}
if (attributeValue == '' && (/^[*$^]=$/).test(attributeOperator)) test = function(){
return false;
};
if (!test) test = function(value){
return value && regexp.test(value);
};
if (!currentParsed.attributes) currentParsed.attributes = [];
currentParsed.attributes.push({
key: attributeKey,
operator: attributeOperator,
value: attributeValue,
test: test
});
}
return '';
};
// Slick NS
var Slick = (this.Slick || {});
Slick.parse = function(expression){
return parse(expression);
};
Slick.escapeRegExp = escapeRegExp;
if (!this.Slick) this.Slick = Slick;
}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);
/*
---
name: Slick.Finder
description: The new, superfast css selector engine.
provides: Slick.Finder
requires: Slick.Parser
...
*/
;(function(){
var local = {},
featuresCache = {},
toString = Object.prototype.toString;
// Feature / Bug detection
local.isNativeCode = function(fn){
return (/\{\s*\[native code\]\s*\}/).test('' + fn);
};
local.isXML = function(document){
return (!!document.xmlVersion) || (!!document.xml) || (toString.call(document) == '[object XMLDocument]') ||
(document.nodeType == 9 && document.documentElement.nodeName != 'HTML');
};
local.setDocument = function(document){
// convert elements / window arguments to document. if document cannot be extrapolated, the function returns.
var nodeType = document.nodeType;
if (nodeType == 9); // document
else if (nodeType) document = document.ownerDocument; // node
else if (document.navigator) document = document.document; // window
else return;
// check if it's the old document
if (this.document === document) return;
this.document = document;
// check if we have done feature detection on this document before
var root = document.documentElement,
rootUid = this.getUIDXML(root),
features = featuresCache[rootUid],
feature;
if (features){
for (feature in features){
this[feature] = features[feature];
}
return;
}
features = featuresCache[rootUid] = {};
features.root = root;
features.isXMLDocument = this.isXML(document);
features.brokenStarGEBTN
= features.starSelectsClosedQSA
= features.idGetsName
= features.brokenMixedCaseQSA
= features.brokenGEBCN
= features.brokenCheckedQSA
= features.brokenEmptyAttributeQSA
= features.isHTMLDocument
= features.nativeMatchesSelector
= false;
var starSelectsClosed, starSelectsComments,
brokenSecondClassNameGEBCN, cachedGetElementsByClassName,
brokenFormAttributeGetter;
var selected, id = 'slick_uniqueid';
var testNode = document.createElement('div');
var testRoot = document.body || document.getElementsByTagName('body')[0] || root;
testRoot.appendChild(testNode);
// on non-HTML documents innerHTML and getElementsById doesnt work properly
try {
testNode.innerHTML = '<a id="'+id+'"></a>';
features.isHTMLDocument = !!document.getElementById(id);
} catch(e){}
if (features.isHTMLDocument){
testNode.style.display = 'none';
// IE returns comment nodes for getElementsByTagName('*') for some documents
testNode.appendChild(document.createComment(''));
starSelectsComments = (testNode.getElementsByTagName('*').length > 1);
// IE returns closed nodes (EG:"</foo>") for getElementsByTagName('*') for some documents
// Should never inject incorrect markup on XML documents
if (!features.isXMLDocument){
try {
testNode.innerHTML = 'foo</foo>';
selected = testNode.getElementsByTagName('*');
starSelectsClosed = (selected && !!selected.length && selected[0].nodeName.charAt(0) == '/');
} catch(e){}
}
features.brokenStarGEBTN = starSelectsComments || starSelectsClosed;
// native matchesSelector function
features.nativeMatchesSelector = root.matchesSelector || /*root.msMatchesSelector ||*/ root.mozMatchesSelector || root.webkitMatchesSelector;
if (features.nativeMatchesSelector) try {
// if matchesSelector trows errors on incorrect sintaxes we can use it
features.nativeMatchesSelector.call(root, ':slick');
features.nativeMatchesSelector = null;
} catch(e){}
// IE returns elements with the name instead of just id for getElementsById for some documents
try {
testNode.innerHTML = '<a name="'+ id +'"></a><b id="'+ id +'"></b>';
features.idGetsName = document.getElementById(id) === testNode.firstChild;
} catch(e){}
if (testNode.getElementsByClassName){
// Safari 3.2 getElementsByClassName caches results
try {
testNode.innerHTML = '<a class="f"></a><a class="b"></a>';
testNode.getElementsByClassName('b').length;
testNode.firstChild.className = 'b';
cachedGetElementsByClassName = (testNode.getElementsByClassName('b').length != 2);
} catch(e){}
// Opera 9.6 getElementsByClassName doesnt detects the class if its not the first one
try {
testNode.innerHTML = '<a class="a"></a><a class="f b a"></a>';
brokenSecondClassNameGEBCN = (testNode.getElementsByClassName('a').length != 2);
} catch(e){}
features.brokenGEBCN = cachedGetElementsByClassName || brokenSecondClassNameGEBCN;
}
if (testNode.querySelectorAll){
// IE 8 returns closed nodes (EG:"</foo>") for querySelectorAll('*') for some documents
// Should never inject incorrect markup on XML documents
if (!features.isXMLDocument){
try {
testNode.innerHTML = 'foo</foo>';
selected = testNode.querySelectorAll('*');
features.starSelectsClosedQSA = (selected && !!selected.length && selected[0].nodeName.charAt(0) == '/');
} catch(e){}
}
// Safari 3.2 querySelectorAll doesnt work with mixedcase on quirksmode
try {
testNode.innerHTML = '<a class="MiX"></a>';
features.brokenMixedCaseQSA = !testNode.querySelectorAll('.MiX').length;
} catch(e){}
// Webkit and Opera dont return selected options on querySelectorAll
try {
testNode.innerHTML = '<select><option selected="selected">a</option></select>';
features.brokenCheckedQSA = (testNode.querySelectorAll(':checked').length == 0);
} catch(e){}
// IE returns incorrect results for attr[*^$]="" selectors on querySelectorAll
try {
testNode.innerHTML = '<a class=""></a>';
features.brokenEmptyAttributeQSA = (testNode.querySelectorAll('[class*=""]').length != 0);
} catch(e){}
}
if (features.nativeMatchesSelector) {
// Webkit does not match correctly with the :nth-child pseudo on elements inside the body
// but if a style is applyed using this selector, the match starts working
try {
testNode.innerHTML = '_<style>:nth-child(2){}</style>';
} catch(e){}
}
// IE6-7, if a form has an input of id x, form.getAttribute(x) returns a reference to the input
try {
testNode.innerHTML = '<form action="s"><input id="action"/></form>';
brokenFormAttributeGetter = (testNode.firstChild.getAttribute('action') != 's');
} catch(e){}
}
try {
root.slick_expando = 1;
delete root.slick_expando;
features.getUID = this.getUIDHTML;
} catch(e) {
features.getUID = this.getUIDXML;
}
testRoot.removeChild(testNode);
testNode = selected = testRoot = null;
// getAttribute
features.getAttribute = (features.isHTMLDocument && brokenFormAttributeGetter) ? function(node, name){
var method = this.attributeGetters[name];
if (method) return method.call(node);
var attributeNode = node.getAttributeNode(name);
return (attributeNode) ? attributeNode.nodeValue : null;
} : function(node, name){
var method = this.attributeGetters[name];
return (method) ? method.call(node) : node.getAttribute(name);
};
// hasAttribute
features.hasAttribute = (root && this.isNativeCode(root.hasAttribute)) ? function(node, attribute) {
return node.hasAttribute(attribute);
} : function(node, attribute) {
node = node.getAttributeNode(attribute);
return !!(node && (node.specified || node.nodeValue));
};
// contains
// FIXME: Add specs: local.contains should be different for xml and html documents?
var nativeRootContains = root && this.isNativeCode(root.contains),
nativeDocumentContains = document && this.isNativeCode(document.contains);
features.contains = (nativeRootContains && nativeDocumentContains) ? function(context, node){
return context.contains(node);
} : (nativeRootContains && !nativeDocumentContains) ? function(context, node){
// IE8 does not have .contains on document.
return context === node || ((context === document) ? document.documentElement : context).contains(node);
} : (root && root.compareDocumentPosition) ? function(context, node){
return context === node || !!(context.compareDocumentPosition(node) & 16);
} : function(context, node){
if (node) do {
if (node === context) return true;
} while ((node = node.parentNode));
return false;
};
// document order sorting
// credits to Sizzle (http://sizzlejs.com/)
features.documentSorter = (root.compareDocumentPosition) ? function(a, b){
if (!a.compareDocumentPosition || !b.compareDocumentPosition) return 0;
return a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
} : ('sourceIndex' in root) ? function(a, b){
if (!a.sourceIndex || !b.sourceIndex) return 0;
return a.sourceIndex - b.sourceIndex;
} : (document.createRange) ? function(a, b){
if (!a.ownerDocument || !b.ownerDocument) return 0;
var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
aRange.setStart(a, 0);
aRange.setEnd(a, 0);
bRange.setStart(b, 0);
bRange.setEnd(b, 0);
return aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
} : null ;
root = null;
for (feature in features){
this[feature] = features[feature];
}
};
// Main Method
var reSiblingContextSelector = /^\s*[+~]/,
reSimpleSelector = /^([#.]?)((?:[\w-]+|\*))$/,
reEmptyAttribute = /\[.+[*$^]=(?:""|'')?\]/,
qsaFailExpCache = {};
local.search = function(context, expression, append, first){
var found = this.found = (first) ? null : (append || []);
if (!context) return found;
else if (context.navigator) context = context.document; // Convert the node from a window to a document
else if (!context.nodeType) return found;
// setup
var parsed, i,
uniques = this.uniques = {},
hasOthers = !!(append && append.length),
contextIsDocument = (context.nodeType == 9);
if (this.document !== (contextIsDocument ? context : context.ownerDocument)) this.setDocument(context);
// avoid duplicating items already in the append array
if (hasOthers) for (i = found.length; i--;) uniques[this.getUID(found[i])] = true;
// expression checks
if (typeof expression == 'string'){ // expression is a string
/*<simple-selectors-override>*/
var simpleSelector = expression.match(reSimpleSelector);
simpleSelectors: if (simpleSelector) {
var symbol = simpleSelector[1],
name = simpleSelector[2],
node, nodes;
if (!symbol){
if (name == '*' && this.brokenStarGEBTN) break simpleSelectors;
nodes = context.getElementsByTagName(name);
if (first) return nodes[0] || null;
for (i = 0; node = nodes[i++];){
if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
}
} else if (symbol == '#'){
if (!this.isHTMLDocument || !contextIsDocument) break simpleSelectors;
node = context.getElementById(name);
if (!node) return found;
if (this.idGetsName && this.getAttribute(node, 'id') != name) break simpleSelectors;
if (first) return node || null;
if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
} else if (symbol == '.'){
if (!this.isHTMLDocument || ((!context.getElementsByClassName || this.brokenGEBCN) && context.querySelectorAll)) break simpleSelectors;
if (context.getElementsByClassName && !this.brokenGEBCN){
nodes = context.getElementsByClassName(name);
if (first) return nodes[0] || null;
for (i = 0; node = nodes[i++];){
if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
}
} else {
var matchClass = new RegExp('(^|\\s)'+ Slick.escapeRegExp(name) +'(\\s|$)');
nodes = context.getElementsByTagName('*');
for (i = 0; node = nodes[i++];){
className = node.className;
if (!(className && matchClass.test(className))) continue;
if (first) return node;
if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
}
}
}
if (hasOthers) this.sort(found);
return (first) ? null : found;
}
/*</simple-selectors-override>*/
/*<query-selector-override>*/
querySelector: if (context.querySelectorAll) {
if (!this.isHTMLDocument
|| qsaFailExpCache[expression]
//TODO: only skip when expression is actually mixed case
|| this.brokenMixedCaseQSA
|| (this.brokenCheckedQSA && expression.indexOf(':checked') > -1)
|| (this.brokenEmptyAttributeQSA && reEmptyAttribute.test(expression))
|| (!contextIsDocument //Abort when !contextIsDocument and...
// there are multiple expressions in the selector
// since we currently only fix non-document rooted QSA for single expression selectors
&& expression.indexOf(',') > -1
)
|| Slick.disableQSA
) break querySelector;
var _expression = expression,
_context = context;
if (!contextIsDocument){
if (reSiblingContextSelector.test(_expression)) {
context = _context.parentNode;
}
// non-document rooted QSA
// credits to Andrew Dupont
var currentId = _context.getAttribute('id'),
slickid = 'slickid__';
_context.setAttribute('id', slickid);
_expression = '#' + slickid + ' ' + _expression;
}
try {
if (first) return context.querySelector(_expression) || null;
else nodes = context.querySelectorAll(_expression);
} catch(e) {
qsaFailExpCache[expression] = 1;
break querySelector;
} finally {
if (!contextIsDocument){
if (currentId) _context.setAttribute('id', currentId);
else _context.removeAttribute('id');
context = _context;
}
}
if (this.starSelectsClosedQSA) for (i = 0; node = nodes[i++];){
if (node.nodeName > '@' && !(hasOthers && uniques[this.getUID(node)])) found.push(node);
} else for (i = 0; node = nodes[i++];){
if (!(hasOthers && uniques[this.getUID(node)])) found.push(node);
}
if (hasOthers) this.sort(found);
return found;
}
/*</query-selector-override>*/
parsed = this.Slick.parse(expression);
if (!parsed.length) return found;
} else if (expression == null){ // there is no expression
return found;
} else if (expression.Slick){ // expression is a parsed Slick object
parsed = expression;
} else if (this.contains(context.documentElement || context, expression)){ // expression is a node
(found) ? found.push(expression) : found = expression;
return found;
} else { // other junk
return found;
}
/*<pseudo-selectors>*//*<nth-pseudo-selectors>*/
// cache elements for the nth selectors
this.posNTH = {};
this.posNTHLast = {};
this.posNTHType = {};
this.posNTHTypeLast = {};
/*</nth-pseudo-selectors>*//*</pseudo-selectors>*/
// if append is null and there is only a single selector with one expression use pushArray, else use pushUID
this.push = (!hasOthers && (first || (parsed.length == 1 && parsed.expressions[0].length == 1))) ? this.pushArray : this.pushUID;
if (found == null) found = [];
// default engine
var j, m, n,
combinator, tag, id, classList, classes, attributes, pseudos,
currentItems, currentExpression, currentBit, lastBit, expressions = parsed.expressions;
search: for (i = 0; (currentExpression = expressions[i]); i++) for (j = 0; (currentBit = currentExpression[j]); j++){
combinator = 'combinator:' + currentBit.combinator;
if (!this[combinator]) continue search;
tag = (this.isXMLDocument) ? currentBit.tag : currentBit.tag.toUpperCase();
id = currentBit.id;
classList = currentBit.classList;
classes = currentBit.classes;
attributes = currentBit.attributes;
pseudos = currentBit.pseudos;
lastBit = (j === (currentExpression.length - 1));
this.bitUniques = {};
if (lastBit){
this.uniques = uniques;
this.found = found;
} else {
this.uniques = {};
this.found = [];
}
if (j === 0){
this[combinator](context, tag, id, classes, attributes, pseudos, classList);
if (first && lastBit && found.length) break search;
} else {
if (first && lastBit) for (m = 0, n = currentItems.length; m < n; m++){
this[combinator](currentItems[m], tag, id, classes, attributes, pseudos, classList);
if (found.length) break search;
} else for (m = 0, n = currentItems.length; m < n; m++) this[combinator](currentItems[m], tag, id, classes, attributes, pseudos, classList);
}
currentItems = this.found;
}
// should sort if there are nodes in append and if you pass multiple expressions.
if (hasOthers || (parsed.expressions.length > 1)) this.sort(found);
return (first) ? (found[0] || null) : found;
};
// Utils
local.uidx = 1;
local.uidk = 'slick-uniqueid';
local.getUIDXML = function(node){
var uid = node.getAttribute(this.uidk);
if (!uid){
uid = this.uidx++;
node.setAttribute(this.uidk, uid);
}
return uid;
};
local.getUIDHTML = function(node){
return node.uniqueNumber || (node.uniqueNumber = this.uidx++);
};
// sort based on the setDocument documentSorter method.
local.sort = function(results){
if (!this.documentSorter) return results;
results.sort(this.documentSorter);
return results;
};
/*<pseudo-selectors>*//*<nth-pseudo-selectors>*/
local.cacheNTH = {};
local.matchNTH = /^([+-]?\d*)?([a-z]+)?([+-]\d+)?$/;
local.parseNTHArgument = function(argument){
var parsed = argument.match(this.matchNTH);
if (!parsed) return false;
var special = parsed[2] || false;
var a = parsed[1] || 1;
if (a == '-') a = -1;
var b = +parsed[3] || 0;
parsed =
(special == 'n') ? {a: a, b: b} :
(special == 'odd') ? {a: 2, b: 1} :
(special == 'even') ? {a: 2, b: 0} : {a: 0, b: a};
return (this.cacheNTH[argument] = parsed);
};
local.createNTHPseudo = function(child, sibling, positions, ofType){
return function(node, argument){
var uid = this.getUID(node);
if (!this[positions][uid]){
var parent = node.parentNode;
if (!parent) return false;
var el = parent[child], count = 1;
if (ofType){
var nodeName = node.nodeName;
do {
if (el.nodeName != nodeName) continue;
this[positions][this.getUID(el)] = count++;
} while ((el = el[sibling]));
} else {
do {
if (el.nodeType != 1) continue;
this[positions][this.getUID(el)] = count++;
} while ((el = el[sibling]));
}
}
argument = argument || 'n';
var parsed = this.cacheNTH[argument] || this.parseNTHArgument(argument);
if (!parsed) return false;
var a = parsed.a, b = parsed.b, pos = this[positions][uid];
if (a == 0) return b == pos;
if (a > 0){
if (pos < b) return false;
} else {
if (b < pos) return false;
}
return ((pos - b) % a) == 0;
};
};
/*</nth-pseudo-selectors>*//*</pseudo-selectors>*/
local.pushArray = function(node, tag, id, classes, attributes, pseudos){
if (this.matchSelector(node, tag, id, classes, attributes, pseudos)) this.found.push(node);
};
local.pushUID = function(node, tag, id, classes, attributes, pseudos){
var uid = this.getUID(node);
if (!this.uniques[uid] && this.matchSelector(node, tag, id, classes, attributes, pseudos)){
this.uniques[uid] = true;
this.found.push(node);
}
};
local.matchNode = function(node, selector){
if (this.isHTMLDocument && this.nativeMatchesSelector){
try {
return this.nativeMatchesSelector.call(node, selector.replace(/\[([^=]+)=\s*([^'"\]]+?)\s*\]/g, '[$1="$2"]'));
} catch(matchError) {}
}
var parsed = this.Slick.parse(selector);
if (!parsed) return true;
// simple (single) selectors
var expressions = parsed.expressions, simpleExpCounter = 0, i;
for (i = 0; (currentExpression = expressions[i]); i++){
if (currentExpression.length == 1){
var exp = currentExpression[0];
if (this.matchSelector(node, (this.isXMLDocument) ? exp.tag : exp.tag.toUpperCase(), exp.id, exp.classes, exp.attributes, exp.pseudos)) return true;
simpleExpCounter++;
}
}
if (simpleExpCounter == parsed.length) return false;
var nodes = this.search(this.document, parsed), item;
for (i = 0; item = nodes[i++];){
if (item === node) return true;
}
return false;
};
local.matchPseudo = function(node, name, argument){
var pseudoName = 'pseudo:' + name;
if (this[pseudoName]) {
// saves a this.found reference so if the pseudo-selector
// uses Slick it wont mess with the current reference
var found = this.found,
result = this[pseudoName](node, argument);
this.found = found;
return result;
}
var attribute = this.getAttribute(node, name);
return (argument) ? argument == attribute : !!attribute;
};
local.matchSelector = function(node, tag, id, classes, attributes, pseudos){
if (tag){
var nodeName = (this.isXMLDocument) ? node.nodeName : node.nodeName.toUpperCase();
if (tag == '*'){
if (nodeName < '@') return false; // Fix for comment nodes and closed nodes
} else {
if (nodeName != tag) return false;
}
}
if (id && node.getAttribute('id') != id) return false;
var i, part, cls;
if (classes) for (i = classes.length; i--;){
cls = this.getAttribute(node, 'class');
if (!(cls && classes[i].regexp.test(cls))) return false;
}
if (attributes) for (i = attributes.length; i--;){
part = attributes[i];
if (part.operator ? !part.test(this.getAttribute(node, part.key)) : !this.hasAttribute(node, part.key)) return false;
}
if (pseudos) for (i = pseudos.length; i--;){
part = pseudos[i];
if (!this.matchPseudo(node, part.key, part.value)) return false;
}
return true;
};
var combinators = {
' ': function(node, tag, id, classes, attributes, pseudos, classList){ // all child nodes, any level
var i, item, children;
if (this.isHTMLDocument){
getById: if (id){
item = this.document.getElementById(id);
if ((!item && node.all) || (this.idGetsName && item && this.getAttribute(item, 'id') != id)){
// all[id] returns all the elements with that name or id inside node
// if theres just one it will return the element, else it will be a collection
children = node.all[id];
if (!children) return;
if (!children[0]) children = [children];
for (i = 0; item = children[i++];){
if (this.getAttribute(item, 'id') == id){
this.push(item, tag, null, classes, attributes, pseudos);
break;
}
}
return;
}
if (!item){
// if the context is in the dom we return, else we will try GEBTN, breaking the getById label
if (this.contains(this.root, node)) return;
else break getById;
} else if (this.document !== node && !this.contains(node, item)) return;
this.push(item, tag, null, classes, attributes, pseudos);
return;
}
getByClass: if (classes && node.getElementsByClassName && !this.brokenGEBCN){
children = node.getElementsByClassName(classList.join(' '));
if (!(children && children.length)) break getByClass;
for (i = 0; item = children[i++];) this.push(item, tag, id, null, attributes, pseudos);
return;
}
}
getByTag: {
children = node.getElementsByTagName(tag);
if (!(children && children.length)) break getByTag;
if (!this.brokenStarGEBTN) tag = null;
for (i = 0; item = children[i++];) this.push(item, tag, id, classes, attributes, pseudos);
}
},
'>': function(node, tag, id, classes, attributes, pseudos){ // direct children
if ((node = node.firstChild)) do {
if (node.nodeType == 1) this.push(node, tag, id, classes, attributes, pseudos);
} while ((node = node.nextSibling));
},
'+': function(node, tag, id, classes, attributes, pseudos){ // next sibling
while ((node = node.nextSibling)) if (node.nodeType == 1){
this.push(node, tag, id, classes, attributes, pseudos);
break;
}
},
'^': function(node, tag, id, classes, attributes, pseudos){ // first child
node = node.firstChild;
if (node){
if (node.nodeType == 1) this.push(node, tag, id, classes, attributes, pseudos);
else this['combinator:+'](node, tag, id, classes, attributes, pseudos);
}
},
'~': function(node, tag, id, classes, attributes, pseudos){ // next siblings
while ((node = node.nextSibling)){
if (node.nodeType != 1) continue;
var uid = this.getUID(node);
if (this.bitUniques[uid]) break;
this.bitUniques[uid] = true;
this.push(node, tag, id, classes, attributes, pseudos);
}
},
'++': function(node, tag, id, classes, attributes, pseudos){ // next sibling and previous sibling
this['combinator:+'](node, tag, id, classes, attributes, pseudos);
this['combinator:!+'](node, tag, id, classes, attributes, pseudos);
},
'~~': function(node, tag, id, classes, attributes, pseudos){ // next siblings and previous siblings
this['combinator:~'](node, tag, id, classes, attributes, pseudos);
this['combinator:!~'](node, tag, id, classes, attributes, pseudos);
},
'!': function(node, tag, id, classes, attributes, pseudos){ // all parent nodes up to document
while ((node = node.parentNode)) if (node !== this.document) this.push(node, tag, id, classes, attributes, pseudos);
},
'!>': function(node, tag, id, classes, attributes, pseudos){ // direct parent (one level)
node = node.parentNode;
if (node !== this.document) this.push(node, tag, id, classes, attributes, pseudos);
},
'!+': function(node, tag, id, classes, attributes, pseudos){ // previous sibling
while ((node = node.previousSibling)) if (node.nodeType == 1){
this.push(node, tag, id, classes, attributes, pseudos);
break;
}
},
'!^': function(node, tag, id, classes, attributes, pseudos){ // last child
node = node.lastChild;
if (node){
if (node.nodeType == 1) this.push(node, tag, id, classes, attributes, pseudos);
else this['combinator:!+'](node, tag, id, classes, attributes, pseudos);
}
},
'!~': function(node, tag, id, classes, attributes, pseudos){ // previous siblings
while ((node = node.previousSibling)){
if (node.nodeType != 1) continue;
var uid = this.getUID(node);
if (this.bitUniques[uid]) break;
this.bitUniques[uid] = true;
this.push(node, tag, id, classes, attributes, pseudos);
}
}
};
for (var c in combinators) local['combinator:' + c] = combinators[c];
var pseudos = {
/*<pseudo-selectors>*/
'empty': function(node){
var child = node.firstChild;
return !(child && child.nodeType == 1) && !(node.innerText || node.textContent || '').length;
},
'not': function(node, expression){
return !this.matchNode(node, expression);
},
'contains': function(node, text){
return (node.innerText || node.textContent || '').indexOf(text) > -1;
},
'first-child': function(node){
while ((node = node.previousSibling)) if (node.nodeType == 1) return false;
return true;
},
'last-child': function(node){
while ((node = node.nextSibling)) if (node.nodeType == 1) return false;
return true;
},
'only-child': function(node){
var prev = node;
while ((prev = prev.previousSibling)) if (prev.nodeType == 1) return false;
var next = node;
while ((next = next.nextSibling)) if (next.nodeType == 1) return false;
return true;
},
/*<nth-pseudo-selectors>*/
'nth-child': local.createNTHPseudo('firstChild', 'nextSibling', 'posNTH'),
'nth-last-child': local.createNTHPseudo('lastChild', 'previousSibling', 'posNTHLast'),
'nth-of-type': local.createNTHPseudo('firstChild', 'nextSibling', 'posNTHType', true),
'nth-last-of-type': local.createNTHPseudo('lastChild', 'previousSibling', 'posNTHTypeLast', true),
'index': function(node, index){
return this['pseudo:nth-child'](node, '' + ((+index) + 1));
},
'even': function(node){
return this['pseudo:nth-child'](node, '2n');
},
'odd': function(node){
return this['pseudo:nth-child'](node, '2n+1');
},
/*</nth-pseudo-selectors>*/
/*<of-type-pseudo-selectors>*/
'first-of-type': function(node){
var nodeName = node.nodeName;
while ((node = node.previousSibling)) if (node.nodeName == nodeName) return false;
return true;
},
'last-of-type': function(node){
var nodeName = node.nodeName;
while ((node = node.nextSibling)) if (node.nodeName == nodeName) return false;
return true;
},
'only-of-type': function(node){
var prev = node, nodeName = node.nodeName;
while ((prev = prev.previousSibling)) if (prev.nodeName == nodeName) return false;
var next = node;
while ((next = next.nextSibling)) if (next.nodeName == nodeName) return false;
return true;
},
/*</of-type-pseudo-selectors>*/
// custom pseudos
'enabled': function(node){
return !node.disabled;
},
'disabled': function(node){
return node.disabled;
},
'checked': function(node){
return node.checked || node.selected;
},
'focus': function(node){
return this.isHTMLDocument && this.document.activeElement === node && (node.href || node.type || this.hasAttribute(node, 'tabindex'));
},
'root': function(node){
return (node === this.root);
},
'selected': function(node){
return node.selected;
}
/*</pseudo-selectors>*/
};
for (var p in pseudos) local['pseudo:' + p] = pseudos[p];
// attributes methods
var attributeGetters = local.attributeGetters = {
'for': function(){
return ('htmlFor' in this) ? this.htmlFor : this.getAttribute('for');
},
'href': function(){
return ('href' in this) ? this.getAttribute('href', 2) : this.getAttribute('href');
},
'style': function(){
return (this.style) ? this.style.cssText : this.getAttribute('style');
},
'type': function(){
return this.getAttribute('type');
},
'tabindex': function(){
var attributeNode = this.getAttributeNode('tabindex');
return (attributeNode && attributeNode.specified) ? attributeNode.nodeValue : null;
},
'maxlength': function(){
var attributeNode = this.getAttributeNode('maxLength');
return (attributeNode && attributeNode.specified) ? attributeNode.nodeValue : null;
}
};
attributeGetters.MAXLENGTH = attributeGetters.maxLength = attributeGetters.maxlength;
// Slick
var Slick = local.Slick = (this.Slick || {});
Slick.version = '1.1.7';
// Slick finder
Slick.search = function(context, expression, append){
return local.search(context, expression, append);
};
Slick.find = function(context, expression){
return local.search(context, expression, null, true);
};
// Slick containment checker
Slick.contains = function(container, node){
local.setDocument(container);
return local.contains(container, node);
};
// Slick attribute getter
Slick.getAttribute = function(node, name){
local.setDocument(node);
return local.getAttribute(node, name);
};
Slick.hasAttribute = function(node, name){
local.setDocument(node);
return local.hasAttribute(node, name);
};
// Slick matcher
Slick.match = function(node, selector){
if (!(node && selector)) return false;
if (!selector || selector === node) return true;
local.setDocument(node);
return local.matchNode(node, selector);
};
// Slick attribute accessor
Slick.defineAttributeGetter = function(name, fn){
local.attributeGetters[name] = fn;
return this;
};
Slick.lookupAttributeGetter = function(name){
return local.attributeGetters[name];
};
// Slick pseudo accessor
Slick.definePseudo = function(name, fn){
local['pseudo:' + name] = function(node, argument){
return fn.call(node, argument);
};
return this;
};
Slick.lookupPseudo = function(name){
var pseudo = local['pseudo:' + name];
if (pseudo) return function(argument){
return pseudo.call(this, argument);
};
return null;
};
// Slick overrides accessor
Slick.override = function(regexp, fn){
local.override(regexp, fn);
return this;
};
Slick.isXML = local.isXML;
Slick.uidOf = function(node){
return local.getUIDHTML(node);
};
if (!this.Slick) this.Slick = Slick;
}).apply(/*<CommonJS>*/(typeof exports != 'undefined') ? exports : /*</CommonJS>*/this);