git.m6w6.name Git - m6w6/libmemcached/blob - _static/doctools.js

   1 /*
   2  * doctools.js
   3  * ~~~~~~~~~~~
   4  *
   5  * Sphinx JavaScript utilities for all documentation.
   6  *
   7  * :copyright: Copyright 2007-2019 by the Sphinx team, see AUTHORS.
   8  * :license: BSD, see LICENSE for details.
   9  *
  10  */
  11
  12 /**
  13  * select a different prefix for underscore
  14  */
  15 $u = _.noConflict();
  16
  17 /**
  18  * make the code below compatible with browsers without
  19  * an installed firebug like debugger
  20 if (!window.console || !console.firebug) {
  21   var names = ["log", "debug", "info", "warn", "error", "assert", "dir",
  22     "dirxml", "group", "groupEnd", "time", "timeEnd", "count", "trace",
  23     "profile", "profileEnd"];
  24   window.console = {};
  25   for (var i = 0; i < names.length; ++i)
  26     window.console[names[i]] = function() {};
  27 }
  28  */
  29
  30 /**
  31  * small helper function to urldecode strings
  32  */
  33 jQuery.urldecode = function(x) {
  34   return decodeURIComponent(x).replace(/\+/g, ' ');
  35 };
  36
  37 /**
  38  * small helper function to urlencode strings
  39  */
  40 jQuery.urlencode = encodeURIComponent;
  41
  42 /**
  43  * This function returns the parsed url parameters of the
  44  * current request. Multiple values per key are supported,
  45  * it will always return arrays of strings for the value parts.
  46  */
  47 jQuery.getQueryParameters = function(s) {
  48   if (typeof s === 'undefined')
  49     s = document.location.search;
  50   var parts = s.substr(s.indexOf('?') + 1).split('&');
  51   var result = {};
  52   for (var i = 0; i < parts.length; i++) {
  53     var tmp = parts[i].split('=', 2);
  54     var key = jQuery.urldecode(tmp[0]);
  55     var value = jQuery.urldecode(tmp[1]);
  56     if (key in result)
  57       result[key].push(value);
  58     else
  59       result[key] = [value];
  60   }
  61   return result;
  62 };
  63
  64 /**
  65  * highlight a given string on a jquery object by wrapping it in
  66  * span elements with the given class name.
  67  */
  68 jQuery.fn.highlightText = function(text, className) {
  69   function highlight(node, addItems) {
  70     if (node.nodeType === 3) {
  71       var val = node.nodeValue;
  72       var pos = val.toLowerCase().indexOf(text);
  73       if (pos >= 0 &&
  74           !jQuery(node.parentNode).hasClass(className) &&
  75           !jQuery(node.parentNode).hasClass("nohighlight")) {
  76         var span;
  77         var isInSVG = jQuery(node).closest("body, svg, foreignObject").is("svg");
  78         if (isInSVG) {
  79           span = document.createElementNS("http://www.w3.org/2000/svg", "tspan");
  80         } else {
  81           span = document.createElement("span");
  82           span.className = className;
  83         }
  84         span.appendChild(document.createTextNode(val.substr(pos, text.length)));
  85         node.parentNode.insertBefore(span, node.parentNode.insertBefore(
  86           document.createTextNode(val.substr(pos + text.length)),
  87           node.nextSibling));
  88         node.nodeValue = val.substr(0, pos);
  89         if (isInSVG) {
  90           var bbox = span.getBBox();
  91           var rect = document.createElementNS("http://www.w3.org/2000/svg", "rect");
  92           rect.x.baseVal.value = bbox.x;
  93           rect.y.baseVal.value = bbox.y;
  94           rect.width.baseVal.value = bbox.width;
  95           rect.height.baseVal.value = bbox.height;
  96           rect.setAttribute('class', className);
  97           var parentOfText = node.parentNode.parentNode;
  98           addItems.push({
  99               "parent": node.parentNode,
 100               "target": rect});
 101         }
 102       }
 103     }
 104     else if (!jQuery(node).is("button, select, textarea")) {
 105       jQuery.each(node.childNodes, function() {
 106         highlight(this, addItems);
 107       });
 108     }
 109   }
 110   var addItems = [];
 111   var result = this.each(function() {
 112     highlight(this, addItems);
 113   });
 114   for (var i = 0; i < addItems.length; ++i) {
 115     jQuery(addItems[i].parent).before(addItems[i].target);
 116   }
 117   return result;
 118 };
 119
 120 /*
 121  * backward compatibility for jQuery.browser
 122  * This will be supported until firefox bug is fixed.
 123  */
 124 if (!jQuery.browser) {
 125   jQuery.uaMatch = function(ua) {
 126     ua = ua.toLowerCase();
 127
 128     var match = /(chrome)[ \/]([\w.]+)/.exec(ua) ||
 129       /(webkit)[ \/]([\w.]+)/.exec(ua) ||
 130       /(opera)(?:.*version|)[ \/]([\w.]+)/.exec(ua) ||
 131       /(msie) ([\w.]+)/.exec(ua) ||
 132       ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec(ua) ||
 133       [];
 134
 135     return {
 136       browser: match[ 1 ] || "",
 137       version: match[ 2 ] || "0"
 138     };
 139   };
 140   jQuery.browser = {};
 141   jQuery.browser[jQuery.uaMatch(navigator.userAgent).browser] = true;
 142 }
 143
 144 /**
 145  * Small JavaScript module for the documentation.
 146  */
 147 var Documentation = {
 148
 149   init : function() {
 150     this.fixFirefoxAnchorBug();
 151     this.highlightSearchWords();
 152     this.initIndexTable();
 153     if (DOCUMENTATION_OPTIONS.NAVIGATION_WITH_KEYS) {
 154       this.initOnKeyListeners();
 155     }
 156   },
 157
 158   /**
 159    * i18n support
 160    */
 161   TRANSLATIONS : {},
 162   PLURAL_EXPR : function(n) { return n === 1 ? 0 : 1; },
 163   LOCALE : 'unknown',
 164
 165   // gettext and ngettext don't access this so that the functions
 166   // can safely bound to a different name (_ = Documentation.gettext)
 167   gettext : function(string) {
 168     var translated = Documentation.TRANSLATIONS[string];
 169     if (typeof translated === 'undefined')
 170       return string;
 171     return (typeof translated === 'string') ? translated : translated[0];
 172   },
 173
 174   ngettext : function(singular, plural, n) {
 175     var translated = Documentation.TRANSLATIONS[singular];
 176     if (typeof translated === 'undefined')
 177       return (n == 1) ? singular : plural;
 178     return translated[Documentation.PLURALEXPR(n)];
 179   },
 180
 181   addTranslations : function(catalog) {
 182     for (var key in catalog.messages)
 183       this.TRANSLATIONS[key] = catalog.messages[key];
 184     this.PLURAL_EXPR = new Function('n', 'return +(' + catalog.plural_expr + ')');
 185     this.LOCALE = catalog.locale;
 186   },
 187
 188   /**
 189    * add context elements like header anchor links
 190    */
 191   addContextElements : function() {
 192     $('div[id] > :header:first').each(function() {
 193       $('<a class="headerlink">\u00B6</a>').
 194       attr('href', '#' + this.id).
 195       attr('title', _('Permalink to this headline')).
 196       appendTo(this);
 197     });
 198     $('dt[id]').each(function() {
 199       $('<a class="headerlink">\u00B6</a>').
 200       attr('href', '#' + this.id).
 201       attr('title', _('Permalink to this definition')).
 202       appendTo(this);
 203     });
 204   },
 205
 206   /**
 207    * workaround a firefox stupidity
 208    * see: https://bugzilla.mozilla.org/show_bug.cgi?id=645075
 209    */
 210   fixFirefoxAnchorBug : function() {
 211     if (document.location.hash && $.browser.mozilla)
 212       window.setTimeout(function() {
 213         document.location.href += '';
 214       }, 10);
 215   },
 216
 217   /**
 218    * highlight the search words provided in the url in the text
 219    */
 220   highlightSearchWords : function() {
 221     var params = $.getQueryParameters();
 222     var terms = (params.highlight) ? params.highlight[0].split(/\s+/) : [];
 223     if (terms.length) {
 224       var body = $('div.body');
 225       if (!body.length) {
 226         body = $('body');
 227       }
 228       window.setTimeout(function() {
 229         $.each(terms, function() {
 230           body.highlightText(this.toLowerCase(), 'highlighted');
 231         });
 232       }, 10);
 233       $('<p class="highlight-link"><a href="javascript:Documentation.' +
 234         'hideSearchWords()">' + _('Hide Search Matches') + '</a></p>')
 235           .appendTo($('#searchbox'));
 236     }
 237   },
 238
 239   /**
 240    * init the domain index toggle buttons
 241    */
 242   initIndexTable : function() {
 243     var togglers = $('img.toggler').click(function() {
 244       var src = $(this).attr('src');
 245       var idnum = $(this).attr('id').substr(7);
 246       $('tr.cg-' + idnum).toggle();
 247       if (src.substr(-9) === 'minus.png')
 248         $(this).attr('src', src.substr(0, src.length-9) + 'plus.png');
 249       else
 250         $(this).attr('src', src.substr(0, src.length-8) + 'minus.png');
 251     }).css('display', '');
 252     if (DOCUMENTATION_OPTIONS.COLLAPSE_INDEX) {
 253         togglers.click();
 254     }
 255   },
 256
 257   /**
 258    * helper function to hide the search marks again
 259    */
 260   hideSearchWords : function() {
 261     $('#searchbox .highlight-link').fadeOut(300);
 262     $('span.highlighted').removeClass('highlighted');
 263   },
 264
 265   /**
 266    * make the url absolute
 267    */
 268   makeURL : function(relativeURL) {
 269     return DOCUMENTATION_OPTIONS.URL_ROOT + '/' + relativeURL;
 270   },
 271
 272   /**
 273    * get the current relative url
 274    */
 275   getCurrentURL : function() {
 276     var path = document.location.pathname;
 277     var parts = path.split(/\//);
 278     $.each(DOCUMENTATION_OPTIONS.URL_ROOT.split(/\//), function() {
 279       if (this === '..')
 280         parts.pop();
 281     });
 282     var url = parts.join('/');
 283     return path.substring(url.lastIndexOf('/') + 1, path.length - 1);
 284   },
 285
 286   initOnKeyListeners: function() {
 287     $(document).keyup(function(event) {
 288       var activeElementType = document.activeElement.tagName;
 289       // don't navigate when in search box or textarea
 290       if (activeElementType !== 'TEXTAREA' && activeElementType !== 'INPUT' && activeElementType !== 'SELECT') {
 291         switch (event.keyCode) {
 292           case 37: // left
 293             var prevHref = $('link[rel="prev"]').prop('href');
 294             if (prevHref) {
 295               window.location.href = prevHref;
 296               return false;
 297             }
 298           case 39: // right
 299             var nextHref = $('link[rel="next"]').prop('href');
 300             if (nextHref) {
 301               window.location.href = nextHref;
 302               return false;
 303             }
 304         }
 305       }
 306     });
 307   }
 308 };
 309
 310 // quick alias for translations
 311 _ = Documentation.gettext;
 312
 313 $(document).ready(function() {
 314   Documentation.init();
 315 });