--- a/docs/build/html/_static/searchtools.js Tue Nov 22 21:35:46 2016 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,651 +0,0 @@
-/*
- * searchtools.js_t
- * ~~~~~~~~~~~~~~~~
- *
- * Sphinx JavaScript utilities for the full-text search.
- *
- * :copyright: Copyright 2007-2016 by the Sphinx team, see AUTHORS.
- * :license: BSD, see LICENSE for details.
- *
- */
-
-
-/* Non-minified version JS is _stemmer.js if file is provided */
-/**
- * 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;
- }
-}
-
-
-
-/**
- * Simple result scoring code.
- */
-var Scorer = {
- // Implement the following function to further tweak the score for each result
- // The function takes a result array [filename, title, anchor, descr, score]
- // and returns the new score.
- /*
- score: function(result) {
- return result[4];
- },
- */
-
- // query matches the full name of an object
- objNameMatch: 11,
- // or matches in the last dotted part of the object name
- objPartialMatch: 6,
- // Additive scores depending on the priority of the object
- objPrio: {0: 15, // used to be importantResults
- 1: 5, // used to be objectResults
- 2: -5}, // used to be unimportantResults
- // Used when the priority is not in the mapping.
- objPrioDefault: 0,
-
- // query found in title
- title: 15,
- // query found in terms
- term: 5
-};
-
-
-/**
- * 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,
- dataType: "script", cache: true,
- complete: function(jqxhr, textstatus) {
- if (textstatus != "success") {
- document.getElementById("searchindexloader").src = url;
- }
- }});
- },
-
- 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() {
- var i;
- Search._pulse_status = (Search._pulse_status + 1) % 4;
- var dotString = '';
- for (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 (or wait until index is loaded)
- */
- 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);
-
- $('#search-progress').text(_('Preparing search...'));
- this.startPulse();
-
- // index already loaded, the browser was quick!
- if (this.hasIndex())
- this.query(query);
- else
- this.deferQuery(query);
- },
-
- /**
- * execute search (requires search index to be loaded)
- */
- query : function(query) {
- var i;
- var stopwords = ["a","and","are","as","at","be","but","by","for","if","in","into","is","it","near","no","not","of","on","or","such","that","the","their","then","there","these","they","this","to","was","will","with"];
-
- // stem the searchterms and add them to the correct list
- var stemmer = new Stemmer();
- var searchterms = [];
- var excluded = [];
- var hlterms = [];
- var tmp = query.split(/\W+/);
- var objectterms = [];
- for (i = 0; i < tmp.length; i++) {
- if (tmp[i] !== "") {
- objectterms.push(tmp[i].toLowerCase());
- }
-
- if ($u.indexOf(stopwords, tmp[i].toLowerCase()) != -1 || tmp[i].match(/^\d+$/) ||
- tmp[i] === "") {
- // skip this "word"
- continue;
- }
- // stem the word
- var word = stemmer.stemWord(tmp[i].toLowerCase());
- var toAppend;
- // select the correct list
- if (word[0] == '-') {
- toAppend = excluded;
- word = word.substr(1);
- }
- else {
- toAppend = searchterms;
- hlterms.push(tmp[i].toLowerCase());
- }
- // only add if not already in the list
- if (!$u.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 terms = this._index.terms;
- var titleterms = this._index.titleterms;
-
- // array of [filename, title, anchor, descr, score]
- var results = [];
- $('#search-progress').empty();
-
- // lookup as object
- for (i = 0; i < objectterms.length; i++) {
- var others = [].concat(objectterms.slice(0, i),
- objectterms.slice(i+1, objectterms.length));
- results = results.concat(this.performObjectSearch(objectterms[i], others));
- }
-
- // lookup as search terms in fulltext
- results = results.concat(this.performTermsSearch(searchterms, excluded, terms, titleterms));
-
- // let the scorer override scores with a custom scoring function
- if (Scorer.score) {
- for (i = 0; i < results.length; i++)
- results[i][4] = Scorer.score(results[i]);
- }
-
- // now sort the results by score (in opposite order of appearance, since the
- // display function below uses pop() to retrieve items) and then
- // alphabetically
- results.sort(function(a, b) {
- var left = a[4];
- var right = b[4];
- if (left > right) {
- return 1;
- } else if (left < right) {
- return -1;
- } else {
- // same score: sort alphabetically
- left = a[1].toLowerCase();
- right = b[1].toLowerCase();
- return (left > right) ? -1 : ((left < right) ? 1 : 0);
- }
- });
-
- // for debugging
- //Search.lastresults = results.slice(); // a copy
- //console.info('search results:', Search.lastresults);
-
- // 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) {
- $.ajax({url: DOCUMENTATION_OPTIONS.URL_ROOT + '_sources/' + item[0] + '.txt',
- dataType: "text",
- complete: function(jqxhr, textstatus) {
- var data = jqxhr.responseText;
- if (data !== '' && data !== undefined) {
- listItem.append(Search.makeSearchSummary(data, searchterms, hlterms));
- }
- Search.output.append(listItem);
- listItem.slideDown(5, function() {
- displayNextItem();
- });
- }});
- } 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();
- },
-
- /**
- * search for object names
- */
- 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 i;
- var results = [];
-
- for (var prefix in objects) {
- for (var name in objects[prefix]) {
- var fullname = (prefix ? prefix + '.' : '') + name;
- if (fullname.toLowerCase().indexOf(object) > -1) {
- var score = 0;
- var parts = fullname.split('.');
- // check for different match types: exact matches of full name or
- // "last name" (i.e. last dotted part)
- if (fullname == object || parts[parts.length - 1] == object) {
- score += Scorer.objNameMatch;
- // matches in last name
- } else if (parts[parts.length - 1].indexOf(object) > -1) {
- score += Scorer.objPartialMatch;
- }
- 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 (i = 0; i < otherterms.length; i++) {
- if (haystack.indexOf(otherterms[i]) == -1) {
- allfound = false;
- break;
- }
- }
- if (!allfound) {
- continue;
- }
- }
- var descr = objname + _(', in ') + title;
-
- var anchor = match[3];
- if (anchor === '')
- anchor = fullname;
- else if (anchor == '-')
- anchor = objnames[match[1]][1] + '-' + fullname;
- // add custom score for some objects according to scorer
- if (Scorer.objPrio.hasOwnProperty(match[2])) {
- score += Scorer.objPrio[match[2]];
- } else {
- score += Scorer.objPrioDefault;
- }
- results.push([filenames[match[0]], fullname, '#'+anchor, descr, score]);
- }
- }
- }
-
- return results;
- },
-
- /**
- * search for full-text terms in the index
- */
- performTermsSearch : function(searchterms, excluded, terms, titleterms) {
- var filenames = this._index.filenames;
- var titles = this._index.titles;
-
- var i, j, file;
- var fileMap = {};
- var scoreMap = {};
- var results = [];
-
- // perform the search on the required terms
- for (i = 0; i < searchterms.length; i++) {
- var word = searchterms[i];
- var files = [];
- var _o = [
- {files: terms[word], score: Scorer.term},
- {files: titleterms[word], score: Scorer.title}
- ];
-
- // no match but word was a required one
- if ($u.every(_o, function(o){return o.files === undefined;})) {
- break;
- }
- // found search word in contents
- $u.each(_o, function(o) {
- var _files = o.files;
- if (_files === undefined)
- return
-
- if (_files.length === undefined)
- _files = [_files];
- files = files.concat(_files);
-
- // set score for the word in each file to Scorer.term
- for (j = 0; j < _files.length; j++) {
- file = _files[j];
- if (!(file in scoreMap))
- scoreMap[file] = {}
- scoreMap[file][word] = o.score;
- }
- });
-
- // create the mapping
- for (j = 0; j < files.length; j++) {
- 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 (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 (i = 0; i < excluded.length; i++) {
- if (terms[excluded[i]] == file ||
- titleterms[excluded[i]] == file ||
- $u.contains(terms[excluded[i]] || [], file) ||
- $u.contains(titleterms[excluded[i]] || [], file)) {
- valid = false;
- break;
- }
- }
-
- // if we have still a valid result we can add it to the result list
- if (valid) {
- // select one (max) score for the file.
- // for better ranking, we should calculate ranking by using words statistics like basic tf-idf...
- var score = $u.max($u.map(fileMap[file], function(w){return scoreMap[file][w]}));
- results.push([filenames[file], titles[file], '', null, score]);
- }
- }
- return results;
- },
-
- /**
- * 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 occurrence, the
- * latter for highlighting it.
- */
- 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);
- $.each(hlwords, function() {
- rv = rv.highlightText(this, 'highlighted');
- });
- return rv;
- }
-};
-
-$(document).ready(function() {
- Search.init();
-});
\ No newline at end of file