Software: Apache. PHP/5.5.15 uname -a: Windows NT SVR-DMZ 6.1 build 7600 (Windows Server 2008 R2 Enterprise Edition) i586 SYSTEM Safe-mode: OFF (not secure) E:\nuevo\phpMyAdmin\doc\html\_static\ drwxrwxrwx |
Viewing file: Select action/file-type: /* * searchtools.js_t * ~~~~~~~~~~~~~~~~ * * Sphinx JavaScript utilties for the full-text search. * * :copyright: Copyright 2007-2011 by the Sphinx team, see AUTHORS. * :license: BSD, see LICENSE for details. * */ /** * helper function to return a node containing the * search summary for a given text. keywords is a list * of stemmed words, hlwords is the list of normal, unstemmed * words. the first one is used to find the occurance, the * latter for highlighting it. */ jQuery.makeSearchSummary = function(text, keywords, hlwords) { var textLower = text.toLowerCase(); var start = 0; $.each(keywords, function() { var i = textLower.indexOf(this.toLowerCase()); if (i > -1) start = i; }); start = Math.max(start - 120, 0); var excerpt = ((start > 0) ? '...' : '') + $.trim(text.substr(start, 240)) + ((start + 240 - text.length) ? '...' : ''); var rv = $('<div class="context"></div>').text(excerpt); $.each(hlwords, function() { rv = rv.highlightText(this, 'highlighted'); }); return rv; } /** * Porter Stemmer */ var Stemmer = function() { var step2list = { ational: 'ate', tional: 'tion', enci: 'ence', anci: 'ance', izer: 'ize', bli: 'ble', alli: 'al', entli: 'ent', eli: 'e', ousli: 'ous', ization: 'ize', ation: 'ate', ator: 'ate', alism: 'al', iveness: 'ive', fulness: 'ful', ousness: 'ous', aliti: 'al', iviti: 'ive', biliti: 'ble', logi: 'log' }; var step3list = { icate: 'ic', ative: '', alize: 'al', iciti: 'ic', ical: 'ic', ful: '', ness: '' }; var c = "[^aeiou]"; // consonant var v = "[aeiouy]"; // vowel var C = c + "[^aeiouy]*"; // consonant sequence var V = v + "[aeiou]*"; // vowel sequence var mgr0 = "^(" + C + ")?" + V + C; // [C]VC... is m>0 var meq1 = "^(" + C + ")?" + V + C + "(" + V + ")?$"; // [C]VC[V] is m=1 var mgr1 = "^(" + C + ")?" + V + C + V + C; // [C]VCVC... is m>1 var s_v = "^(" + C + ")?" + v; // vowel in stem this.stemWord = function (w) { var stem; var suffix; var firstch; var origword = w; if (w.length < 3) return w; var re; var re2; var re3; var re4; firstch = w.substr(0,1); if (firstch == "y") w = firstch.toUpperCase() + w.substr(1); // Step 1a re = /^(.+?)(ss|i)es$/; re2 = /^(.+?)([^s])s$/; if (re.test(w)) w = w.replace(re,"$1$2"); else if (re2.test(w)) w = w.replace(re2,"$1$2"); // Step 1b re = /^(.+?)eed$/; re2 = /^(.+?)(ed|ing)$/; if (re.test(w)) { var fp = re.exec(w); re = new RegExp(mgr0); if (re.test(fp[1])) { re = /.$/; w = w.replace(re,""); } } else if (re2.test(w)) { var fp = re2.exec(w); stem = fp[1]; re2 = new RegExp(s_v); if (re2.test(stem)) { w = stem; re2 = /(at|bl|iz)$/; re3 = new RegExp("([^aeiouylsz])\\1$"); re4 = new RegExp("^" + C + v + "[^aeiouwxy]$"); if (re2.test(w)) w = w + "e"; else if (re3.test(w)) { re = /.$/; w = w.replace(re,""); } else if (re4.test(w)) w = w + "e"; } } // Step 1c re = /^(.+?)y$/; if (re.test(w)) { var fp = re.exec(w); stem = fp[1]; re = new RegExp(s_v); if (re.test(stem)) w = stem + "i"; } // Step 2 re = /^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/; if (re.test(w)) { var fp = re.exec(w); stem = fp[1]; suffix = fp[2]; re = new RegExp(mgr0); if (re.test(stem)) w = stem + step2list[suffix]; } // Step 3 re = /^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/; if (re.test(w)) { var fp = re.exec(w); stem = fp[1]; suffix = fp[2]; re = new RegExp(mgr0); if (re.test(stem)) w = stem + step3list[suffix]; } // Step 4 re = /^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/; re2 = /^(.+?)(s|t)(ion)$/; if (re.test(w)) { var fp = re.exec(w); stem = fp[1]; re = new RegExp(mgr1); if (re.test(stem)) w = stem; } else if (re2.test(w)) { var fp = re2.exec(w); stem = fp[1] + fp[2]; re2 = new RegExp(mgr1); if (re2.test(stem)) w = stem; } // Step 5 re = /^(.+?)e$/; if (re.test(w)) { var fp = re.exec(w); stem = fp[1]; re = new RegExp(mgr1); re2 = new RegExp(meq1); re3 = new RegExp("^" + C + v + "[^aeiouwxy]$"); if (re.test(stem) || (re2.test(stem) && !(re3.test(stem)))) w = stem; } re = /ll$/; re2 = new RegExp(mgr1); if (re.test(w) && re2.test(w)) { re = /.$/; w = w.replace(re,""); } // and turn initial Y back to y if (firstch == "y") w = firstch.toLowerCase() + w.substr(1); return w; } } /** * Search Module */ var Search = { _index : null, _queued_query : null, _pulse_status : -1, init : function() { var params = $.getQueryParameters(); if (params.q) { var query = params.q[0]; $('input[name="q"]')[0].value = query; this.performSearch(query); } }, loadIndex : function(url) { $.ajax({type: "GET", url: url, data: null, success: null, dataType: "script", cache: true}); }, setIndex : function(index) { var q; this._index = index; if ((q = this._queued_query) !== null) { this._queued_query = null; Search.query(q); } }, hasIndex : function() { return this._index !== null; }, deferQuery : function(query) { this._queued_query = query; }, stopPulse : function() { this._pulse_status = 0; }, startPulse : function() { if (this._pulse_status >= 0) return; function pulse() { Search._pulse_status = (Search._pulse_status + 1) % 4; var dotString = ''; for (var i = 0; i < Search._pulse_status; i++) dotString += '.'; Search.dots.text(dotString); if (Search._pulse_status > -1) window.setTimeout(pulse, 500); }; pulse(); }, /** * perform a search for something */ performSearch : function(query) { // create the required interface elements this.out = $('#search-results'); this.title = $('<h2>' + _('Searching') + '</h2>').appendTo(this.out); this.dots = $('<span></span>').appendTo(this.title); this.status = $('<p style="display: none"></p>').appendTo(this.out); this.output = $('<ul class="search"/>').appendTo(this.out); $('#search-progress').text(_('Preparing search...')); this.startPulse(); // index already loaded, the browser was quick! if (this.hasIndex()) this.query(query); else this.deferQuery(query); }, query : function(query) { var stopwords = ["and","then","into","it","as","are","in","if","for","no","there","their","was","is","be","to","that","but","they","not","such","with","by","a","on","these","of","will","this","near","the","or","at"]; // Stem the searchterms and add them to the correct list var stemmer = new Stemmer(); var searchterms = []; var excluded = []; var hlterms = []; var tmp = query.split(/\s+/); var objectterms = []; for (var i = 0; i < tmp.length; i++) { if (tmp[i] != "") { objectterms.push(tmp[i].toLowerCase()); } if ($u.indexOf(stopwords, tmp[i]) != -1 || tmp[i].match(/^\d+$/) || tmp[i] == "") { // skip this "word" continue; } // stem the word var word = stemmer.stemWord(tmp[i]).toLowerCase(); // select the correct list if (word[0] == '-') { var toAppend = excluded; word = word.substr(1); } else { var toAppend = searchterms; hlterms.push(tmp[i].toLowerCase()); } // only add if not already in the list if (!$.contains(toAppend, word)) toAppend.push(word); }; var highlightstring = '?highlight=' + $.urlencode(hlterms.join(" ")); // console.debug('SEARCH: searching for:'); // console.info('required: ', searchterms); // console.info('excluded: ', excluded); // prepare search var filenames = this._index.filenames; var titles = this._index.titles; var terms = this._index.terms; var fileMap = {}; var files = null; // different result priorities var importantResults = []; var objectResults = []; var regularResults = []; var unimportantResults = []; $('#search-progress').empty(); // lookup as object for (var i = 0; i < objectterms.length; i++) { var others = [].concat(objectterms.slice(0,i), objectterms.slice(i+1, objectterms.length)) var results = this.performObjectSearch(objectterms[i], others); // Assume first word is most likely to be the object, // other words more likely to be in description. // Therefore put matches for earlier words first. // (Results are eventually used in reverse order). objectResults = results[0].concat(objectResults); importantResults = results[1].concat(importantResults); unimportantResults = results[2].concat(unimportantResults); } // perform the search on the required terms for (var i = 0; i < searchterms.length; i++) { var word = searchterms[i]; // no match but word was a required one if ((files = terms[word]) == null) break; if (files.length == undefined) { files = [files]; } // create the mapping for (var j = 0; j < files.length; j++) { var file = files[j]; if (file in fileMap) fileMap[file].push(word); else fileMap[file] = [word]; } } // now check if the files don't contain excluded terms for (var file in fileMap) { var valid = true; // check if all requirements are matched if (fileMap[file].length != searchterms.length) continue; // ensure that none of the excluded terms is in the // search result. for (var i = 0; i < excluded.length; i++) { if (terms[excluded[i]] == file || $.contains(terms[excluded[i]] || [], file)) { valid = false; break; } } // if we have still a valid result we can add it // to the result list if (valid) regularResults.push([filenames[file], titles[file], '', null]); } // delete unused variables in order to not waste // memory until list is retrieved completely delete filenames, titles, terms; // now sort the regular results descending by title regularResults.sort(function(a, b) { var left = a[1].toLowerCase(); var right = b[1].toLowerCase(); return (left > right) ? -1 : ((left < right) ? 1 : 0); }); // combine all results var results = unimportantResults.concat(regularResults) .concat(objectResults).concat(importantResults); // print the results var resultCount = results.length; function displayNextItem() { // results left, load the summary and display it if (results.length) { var item = results.pop(); var listItem = $('<li style="display:none"></li>'); if (DOCUMENTATION_OPTIONS.FILE_SUFFIX == '') { // dirhtml builder var dirname = item[0] + '/'; if (dirname.match(/\/index\/$/)) { dirname = dirname.substring(0, dirname.length-6); } else if (dirname == 'index/') { dirname = ''; } listItem.append($('<a/>').attr('href', DOCUMENTATION_OPTIONS.URL_ROOT + dirname + highlightstring + item[2]).html(item[1])); } else { // normal html builders listItem.append($('<a/>').attr('href', item[0] + DOCUMENTATION_OPTIONS.FILE_SUFFIX + highlightstring + item[2]).html(item[1])); } if (item[3]) { listItem.append($('<span> (' + item[3] + ')</span>')); Search.output.append(listItem); listItem.slideDown(5, function() { displayNextItem(); }); } else if (DOCUMENTATION_OPTIONS.HAS_SOURCE) { $.get(DOCUMENTATION_OPTIONS.URL_ROOT + '_sources/' + item[0] + '.txt', function(data) { if (data != '') { listItem.append($.makeSearchSummary(data, searchterms, hlterms)); Search.output.append(listItem); } listItem.slideDown(5, function() { displayNextItem(); }); }, "text"); } else { // no source available, just display title Search.output.append(listItem); listItem.slideDown(5, function() { displayNextItem(); }); } } // search finished, update title and status message else { Search.stopPulse(); Search.title.text(_('Search Results')); if (!resultCount) Search.status.text(_('Your search did not match any documents. Please make sure that all words are spelled correctly and that you\'ve selected enough categories.')); else Search.status.text(_('Search finished, found %s page(s) matching the search query.').replace('%s', resultCount)); Search.status.fadeIn(500); } } displayNextItem(); }, performObjectSearch : function(object, otherterms) { var filenames = this._index.filenames; var objects = this._index.objects; var objnames = this._index.objnames; var titles = this._index.titles; var importantResults = []; var objectResults = []; var unimportantResults = []; for (var prefix in objects) { for (var name in objects[prefix]) { var fullname = (prefix ? prefix + '.' : '') + name; if (fullname.toLowerCase().indexOf(object) > -1) { var match = objects[prefix][name]; var objname = objnames[match[1]][2]; var title = titles[match[0]]; // If more than one term searched for, we require other words to be // found in the name/title/description if (otherterms.length > 0) { var haystack = (prefix + ' ' + name + ' ' + objname + ' ' + title).toLowerCase(); var allfound = true; for (var i = 0; i < otherterms.length; i++) { if (haystack.indexOf(otherterms[i]) == -1) { allfound = false; break; } } if (!allfound) { continue; } } var descr = objname + _(', in ') + title; anchor = match[3]; if (anchor == '') anchor = fullname; else if (anchor == '-') anchor = objnames[match[1]][1] + '-' + fullname; result = [filenames[match[0]], fullname, '#'+anchor, descr]; switch (match[2]) { case 1: objectResults.push(result); break; case 0: importantResults.push(result); break; case 2: unimportantResults.push(result); break; } } } } // sort results descending objectResults.sort(function(a, b) { return (a[1] > b[1]) ? -1 : ((a[1] < b[1]) ? 1 : 0); }); importantResults.sort(function(a, b) { return (a[1] > b[1]) ? -1 : ((a[1] < b[1]) ? 1 : 0); }); unimportantResults.sort(function(a, b) { return (a[1] > b[1]) ? -1 : ((a[1] < b[1]) ? 1 : 0); }); return [importantResults, objectResults, unimportantResults] } } $(document).ready(function() { Search.init(); }); |
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