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 2007-2020 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 rect = document.createElementNS("http://www.w3.org/2000/svg", "rect");
  91           var bbox = node.parentElement.getBBox();
  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           addItems.push({
  98               "parent": node.parentNode,
  99               "target": rect});
 100         }
 101       }
 102     }
 103     else if (!jQuery(node).is("button, select, textarea")) {
 104       jQuery.each(node.childNodes, function() {
 105         highlight(this, addItems);
 106       });
 107     }
 108   }
 109   var addItems = [];
 110   var result = this.each(function() {
 111     highlight(this, addItems);
 112   });
 113   for (var i = 0; i < addItems.length; ++i) {
 114     jQuery(addItems[i].parent).before(addItems[i].target);
 115   }
 116   return result;
 117 };
 118
 119 /*
 120  * backward compatibility for jQuery.browser
 121  * This will be supported until firefox bug is fixed.
 122  */
 123 if (!jQuery.browser) {
 124   jQuery.uaMatch = function(ua) {
 125     ua = ua.toLowerCase();
 126
 127     var match = /(chrome)[ \/]([\w.]+)/.exec(ua) ||
 128       /(webkit)[ \/]([\w.]+)/.exec(ua) ||
 129       /(opera)(?:.*version|)[ \/]([\w.]+)/.exec(ua) ||
 130       /(msie) ([\w.]+)/.exec(ua) ||
 131       ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec(ua) ||
 132       [];
 133
 134     return {
 135       browser: match[ 1 ] || "",
 136       version: match[ 2 ] || "0"
 137     };
 138   };
 139   jQuery.browser = {};
 140   jQuery.browser[jQuery.uaMatch(navigator.userAgent).browser] = true;
 141 }
 142
 143 /**
 144  * Small JavaScript module for the documentation.
 145  */
 146 var Documentation = {
 147
 148   init : function() {
 149     this.fixFirefoxAnchorBug();
 150     this.highlightSearchWords();
 151     this.initIndexTable();
 152     if (DOCUMENTATION_OPTIONS.NAVIGATION_WITH_KEYS) {
 153       this.initOnKeyListeners();
 154     }
 155   },
 156
 157   /**
 158    * i18n support
 159    */
 160   TRANSLATIONS : {},
 161   PLURAL_EXPR : function(n) { return n === 1 ? 0 : 1; },
 162   LOCALE : 'unknown',
 163
 164   // gettext and ngettext don't access this so that the functions
 165   // can safely bound to a different name (_ = Documentation.gettext)
 166   gettext : function(string) {
 167     var translated = Documentation.TRANSLATIONS[string];
 168     if (typeof translated === 'undefined')
 169       return string;
 170     return (typeof translated === 'string') ? translated : translated[0];
 171   },
 172
 173   ngettext : function(singular, plural, n) {
 174     var translated = Documentation.TRANSLATIONS[singular];
 175     if (typeof translated === 'undefined')
 176       return (n == 1) ? singular : plural;
 177     return translated[Documentation.PLURALEXPR(n)];
 178   },
 179
 180   addTranslations : function(catalog) {
 181     for (var key in catalog.messages)
 182       this.TRANSLATIONS[key] = catalog.messages[key];
 183     this.PLURAL_EXPR = new Function('n', 'return +(' + catalog.plural_expr + ')');
 184     this.LOCALE = catalog.locale;
 185   },
 186
 187   /**
 188    * add context elements like header anchor links
 189    */
 190   addContextElements : function() {
 191     $('div[id] > :header:first').each(function() {
 192       $('<a class="headerlink">\u00B6</a>').
 193       attr('href', '#' + this.id).
 194       attr('title', _('Permalink to this headline')).
 195       appendTo(this);
 196     });
 197     $('dt[id]').each(function() {
 198       $('<a class="headerlink">\u00B6</a>').
 199       attr('href', '#' + this.id).
 200       attr('title', _('Permalink to this definition')).
 201       appendTo(this);
 202     });
 203   },
 204
 205   /**
 206    * workaround a firefox stupidity
 207    * see: https://bugzilla.mozilla.org/show_bug.cgi?id=645075
 208    */
 209   fixFirefoxAnchorBug : function() {
 210     if (document.location.hash && $.browser.mozilla)
 211       window.setTimeout(function() {
 212         document.location.href += '';
 213       }, 10);
 214   },
 215
 216   /**
 217    * highlight the search words provided in the url in the text
 218    */
 219   highlightSearchWords : function() {
 220     var params = $.getQueryParameters();
 221     var terms = (params.highlight) ? params.highlight[0].split(/\s+/) : [];
 222     if (terms.length) {
 223       var body = $('div.body');
 224       if (!body.length) {
 225         body = $('body');
 226       }
 227       window.setTimeout(function() {
 228         $.each(terms, function() {
 229           body.highlightText(this.toLowerCase(), 'highlighted');
 230         });
 231       }, 10);
 232       $('<p class="highlight-link"><a href="javascript:Documentation.' +
 233         'hideSearchWords()">' + _('Hide Search Matches') + '</a></p>')
 234           .appendTo($('#searchbox'));
 235     }
 236   },
 237
 238   /**
 239    * init the domain index toggle buttons
 240    */
 241   initIndexTable : function() {
 242     var togglers = $('img.toggler').click(function() {
 243       var src = $(this).attr('src');
 244       var idnum = $(this).attr('id').substr(7);
 245       $('tr.cg-' + idnum).toggle();
 246       if (src.substr(-9) === 'minus.png')
 247         $(this).attr('src', src.substr(0, src.length-9) + 'plus.png');
 248       else
 249         $(this).attr('src', src.substr(0, src.length-8) + 'minus.png');
 250     }).css('display', '');
 251     if (DOCUMENTATION_OPTIONS.COLLAPSE_INDEX) {
 252         togglers.click();
 253     }
 254   },
 255
 256   /**
 257    * helper function to hide the search marks again
 258    */
 259   hideSearchWords : function() {
 260     $('#searchbox .highlight-link').fadeOut(300);
 261     $('span.highlighted').removeClass('highlighted');
 262   },
 263
 264   /**
 265    * make the url absolute
 266    */
 267   makeURL : function(relativeURL) {
 268     return DOCUMENTATION_OPTIONS.URL_ROOT + '/' + relativeURL;
 269   },
 270
 271   /**
 272    * get the current relative url
 273    */
 274   getCurrentURL : function() {
 275     var path = document.location.pathname;
 276     var parts = path.split(/\//);
 277     $.each(DOCUMENTATION_OPTIONS.URL_ROOT.split(/\//), function() {
 278       if (this === '..')
 279         parts.pop();
 280     });
 281     var url = parts.join('/');
 282     return path.substring(url.lastIndexOf('/') + 1, path.length - 1);
 283   },
 284
 285   initOnKeyListeners: function() {
 286     $(document).keydown(function(event) {
 287       var activeElementType = document.activeElement.tagName;
 288       // don't navigate when in search box or textarea
 289       if (activeElementType !== 'TEXTAREA' && activeElementType !== 'INPUT' && activeElementType !== 'SELECT'
 290           && !event.altKey && !event.ctrlKey && !event.metaKey && !event.shiftKey) {
 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 });