Bug 777068 - Move simplejson to python/; r=glandium
This commit is contained in:
Gregory Szorc
404
python/simplejson-2.1.1/docs/_static/searchtools.js
vendored
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404
python/simplejson-2.1.1/docs/_static/searchtools.js
vendored
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/**
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* helper function to return a node containing the
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* search summary for a given text. keywords is a list
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* of stemmed words, hlwords is the list of normal, unstemmed
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* words. the first one is used to find the occurance, the
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* latter for highlighting it.
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*/
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jQuery.makeSearchSummary = function(text, keywords, hlwords) {
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var textLower = text.toLowerCase();
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var start = 0;
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$.each(keywords, function() {
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var i = textLower.indexOf(this.toLowerCase());
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if (i > -1) {
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start = i;
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}
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});
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start = Math.max(start - 120, 0);
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var excerpt = ((start > 0) ? '...' : '') +
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$.trim(text.substr(start, 240)) +
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((start + 240 - text.length) ? '...' : '');
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var rv = $('<div class="context"></div>').text(excerpt);
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$.each(hlwords, function() {
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rv = rv.highlightText(this, 'highlight');
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});
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return rv;
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}
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/**
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* Porter Stemmer
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*/
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var PorterStemmer = function() {
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var step2list = {
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ational: 'ate',
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tional: 'tion',
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enci: 'ence',
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anci: 'ance',
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izer: 'ize',
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bli: 'ble',
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alli: 'al',
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entli: 'ent',
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eli: 'e',
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ousli: 'ous',
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ization: 'ize',
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ation: 'ate',
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ator: 'ate',
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alism: 'al',
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iveness: 'ive',
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fulness: 'ful',
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ousness: 'ous',
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aliti: 'al',
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iviti: 'ive',
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biliti: 'ble',
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logi: 'log'
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};
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var step3list = {
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icate: 'ic',
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ative: '',
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alize: 'al',
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iciti: 'ic',
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ical: 'ic',
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ful: '',
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ness: ''
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};
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var c = "[^aeiou]"; // consonant
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var v = "[aeiouy]"; // vowel
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var C = c + "[^aeiouy]*"; // consonant sequence
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var V = v + "[aeiou]*"; // vowel sequence
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var mgr0 = "^(" + C + ")?" + V + C; // [C]VC... is m>0
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var meq1 = "^(" + C + ")?" + V + C + "(" + V + ")?$"; // [C]VC[V] is m=1
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var mgr1 = "^(" + C + ")?" + V + C + V + C; // [C]VCVC... is m>1
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var s_v = "^(" + C + ")?" + v; // vowel in stem
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this.stemWord = function (w) {
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var stem;
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var suffix;
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var firstch;
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var origword = w;
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if (w.length < 3) {
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return w;
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}
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var re;
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var re2;
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var re3;
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var re4;
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firstch = w.substr(0,1);
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if (firstch == "y") {
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w = firstch.toUpperCase() + w.substr(1);
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}
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// Step 1a
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re = /^(.+?)(ss|i)es$/;
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re2 = /^(.+?)([^s])s$/;
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if (re.test(w)) {
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w = w.replace(re,"$1$2");
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}
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else if (re2.test(w)) {
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w = w.replace(re2,"$1$2");
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}
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// Step 1b
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re = /^(.+?)eed$/;
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re2 = /^(.+?)(ed|ing)$/;
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if (re.test(w)) {
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var fp = re.exec(w);
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re = new RegExp(mgr0);
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if (re.test(fp[1])) {
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re = /.$/;
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w = w.replace(re,"");
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}
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}
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else if (re2.test(w)) {
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var fp = re2.exec(w);
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stem = fp[1];
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re2 = new RegExp(s_v);
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if (re2.test(stem)) {
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w = stem;
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re2 = /(at|bl|iz)$/;
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re3 = new RegExp("([^aeiouylsz])\\1$");
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re4 = new RegExp("^" + C + v + "[^aeiouwxy]$");
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if (re2.test(w)) {
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w = w + "e";
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}
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else if (re3.test(w)) {
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re = /.$/; w = w.replace(re,"");
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}
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else if (re4.test(w)) {
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w = w + "e";
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}
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}
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}
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// Step 1c
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re = /^(.+?)y$/;
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if (re.test(w)) {
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var fp = re.exec(w);
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stem = fp[1];
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re = new RegExp(s_v);
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if (re.test(stem)) { w = stem + "i"; }
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}
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// Step 2
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re = /^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/;
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if (re.test(w)) {
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var fp = re.exec(w);
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stem = fp[1];
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suffix = fp[2];
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re = new RegExp(mgr0);
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if (re.test(stem)) {
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w = stem + step2list[suffix];
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}
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}
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// Step 3
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re = /^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/;
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if (re.test(w)) {
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var fp = re.exec(w);
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stem = fp[1];
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suffix = fp[2];
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re = new RegExp(mgr0);
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if (re.test(stem)) {
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w = stem + step3list[suffix];
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}
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}
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// Step 4
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re = /^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/;
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re2 = /^(.+?)(s|t)(ion)$/;
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if (re.test(w)) {
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var fp = re.exec(w);
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stem = fp[1];
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re = new RegExp(mgr1);
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if (re.test(stem)) {
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w = stem;
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}
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}
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else if (re2.test(w)) {
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var fp = re2.exec(w);
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stem = fp[1] + fp[2];
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re2 = new RegExp(mgr1);
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if (re2.test(stem)) {
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w = stem;
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}
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}
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// Step 5
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re = /^(.+?)e$/;
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if (re.test(w)) {
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var fp = re.exec(w);
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stem = fp[1];
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re = new RegExp(mgr1);
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re2 = new RegExp(meq1);
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re3 = new RegExp("^" + C + v + "[^aeiouwxy]$");
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if (re.test(stem) || (re2.test(stem) && !(re3.test(stem)))) {
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w = stem;
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}
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}
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re = /ll$/;
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re2 = new RegExp(mgr1);
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if (re.test(w) && re2.test(w)) {
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re = /.$/;
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w = w.replace(re,"");
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}
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// and turn initial Y back to y
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if (firstch == "y") {
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w = firstch.toLowerCase() + w.substr(1);
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}
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return w;
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}
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}
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/**
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* Search Module
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*/
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var Search = {
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init : function() {
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var params = $.getQueryParameters();
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if (params.q) {
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var query = params.q[0];
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$('input[@name="q"]')[0].value = query;
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this.performSearch(query);
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}
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},
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/**
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* perform a search for something
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*/
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performSearch : function(query) {
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// create the required interface elements
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var out = $('#search-results');
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var title = $('<h2>Searching</h2>').appendTo(out);
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var dots = $('<span></span>').appendTo(title);
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var status = $('<p style="display: none"></p>').appendTo(out);
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var output = $('<ul class="search"/>').appendTo(out);
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// spawn a background runner for updating the dots
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// until the search has finished
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var pulseStatus = 0;
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function pulse() {
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pulseStatus = (pulseStatus + 1) % 4;
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var dotString = '';
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for (var i = 0; i < pulseStatus; i++) {
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dotString += '.';
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}
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dots.text(dotString);
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if (pulseStatus > -1) {
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window.setTimeout(pulse, 500);
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}
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};
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pulse();
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// stem the searchwords and add them to the
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// correct list
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var stemmer = new PorterStemmer();
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var searchwords = [];
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var excluded = [];
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var hlwords = [];
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var tmp = query.split(/\s+/);
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for (var i = 0; i < tmp.length; i++) {
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// stem the word
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var word = stemmer.stemWord(tmp[i]).toLowerCase();
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// select the correct list
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if (word[0] == '-') {
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var toAppend = excluded;
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word = word.substr(1);
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}
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else {
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var toAppend = searchwords;
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hlwords.push(tmp[i].toLowerCase());
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}
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// only add if not already in the list
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if (!$.contains(toAppend, word)) {
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toAppend.push(word);
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}
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};
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var highlightstring = '?highlight=' + $.urlencode(hlwords.join(" "));
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console.debug('SEARCH: searching for:');
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console.info('required: ', searchwords);
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console.info('excluded: ', excluded);
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// fetch searchindex and perform search
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$.getJSON('searchindex.json', function(data) {
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// prepare search
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var filenames = data[0];
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var titles = data[1]
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var words = data[2];
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var fileMap = {};
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var files = null;
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// perform the search on the required words
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for (var i = 0; i < searchwords.length; i++) {
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var word = searchwords[i];
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// no match but word was a required one
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if ((files = words[word]) == null) {
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break;
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}
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// create the mapping
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for (var j = 0; j < files.length; j++) {
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var file = files[j];
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if (file in fileMap) {
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fileMap[file].push(word);
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}
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else {
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fileMap[file] = [word];
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}
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}
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}
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// now check if the files are in the correct
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// areas and if the don't contain excluded words
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var results = [];
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for (var file in fileMap) {
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var valid = true;
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// check if all requirements are matched
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if (fileMap[file].length != searchwords.length) {
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continue;
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}
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// ensure that none of the excluded words is in the
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// search result.
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for (var i = 0; i < excluded.length; i++) {
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if ($.contains(words[excluded[i]] || [], file)) {
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valid = false;
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break;
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}
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}
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// if we have still a valid result we can add it
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// to the result list
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if (valid) {
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results.push([filenames[file], titles[file]]);
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}
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}
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// delete unused variables in order to not waste
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// memory until list is retrieved completely
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delete filenames, titles, words, data;
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// now sort the results by title
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results.sort(function(a, b) {
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var left = a[1].toLowerCase();
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var right = b[1].toLowerCase();
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return (left > right) ? -1 : ((left < right) ? 1 : 0);
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});
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// print the results
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var resultCount = results.length;
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function displayNextItem() {
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// results left, load the summary and display it
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if (results.length) {
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var item = results.pop();
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var listItem = $('<li style="display:none"></li>');
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listItem.append($('<a/>').attr(
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'href',
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item[0] + DOCUMENTATION_OPTIONS.FILE_SUFFIX +
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highlightstring).html(item[1]));
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$.get('_sources/' + item[0] + '.txt', function(data) {
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listItem.append($.makeSearchSummary(data, searchwords, hlwords));
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output.append(listItem);
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listItem.slideDown(10, function() {
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displayNextItem();
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});
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});
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}
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// search finished, update title and status message
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else {
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pulseStatus = -1;
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title.text('Search Results');
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if (!resultCount) {
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status.text('Your search did not match any documents. ' +
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'Please make sure that all words are spelled ' +
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'correctly and that you\'ve selected enough ' +
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'categories.');
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}
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else {
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status.text('Search finished, found ' + resultCount +
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' page' + (resultCount != 1 ? 's' : '') +
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' matching the search query.');
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}
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status.fadeIn(500);
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}
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}
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displayNextItem();
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});
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}
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}
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$(document).ready(function() {
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Search.init();
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});
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Reference in New Issue
Block a user