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If none is given, the document element * is used. * @param settings * An object containing settings for the current context. If none given, the * global Drupal.settings object is used. * @param trigger * A string containing what's causing the behaviors to be detached. The * possible triggers are: * - unload: (default) The context element is being removed from the DOM. * - move: The element is about to be moved within the DOM (for example, * during a tabledrag row swap). After the move is completed, * Drupal.attachBehaviors() is called, so that the behavior can undo * whatever it did in response to the move. Many behaviors won't need to * do anything simply in response to the element being moved, but because * IFRAME elements reload their "src" when being moved within the DOM, * behaviors bound to IFRAME elements (like WYSIWYG editors) may need to * take some action. * - serialize: When an Ajax form is submitted, this is called with the * form as the context. This provides every behavior within the form an * opportunity to ensure that the field elements have correct content * in them before the form is serialized. The canonical use-case is so * that WYSIWYG editors can update the hidden textarea to which they are * bound. * * @see Drupal.attachBehaviors */ Drupal.detachBehaviors = function (context, settings, trigger) { context = context || document; settings = settings || Drupal.settings; trigger = trigger || 'unload'; // Execute all of them. $.each(Drupal.behaviors, function () { if ($.isFunction(this.detach)) { this.detach(context, settings, trigger); } }); }; /** * Encode special characters in a plain-text string for display as HTML. * * @ingroup sanitization */ Drupal.checkPlain = function (str) { var character, regex, replace = { '&': '&', '"': '"', '<': '<', '>': '>' }; str = String(str); for (character in replace) { if (replace.hasOwnProperty(character)) { regex = new RegExp(character, 'g'); str = str.replace(regex, replace[character]); } } return str; }; /** * Replace placeholders with sanitized values in a string. * * @param str * A string with placeholders. * @param args * An object of replacements pairs to make. 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Based on the first * character of the key, the value is escaped and/or themed: * - !variable: inserted as is * - @variable: escape plain text to HTML (Drupal.checkPlain) * - %variable: escape text and theme as a placeholder for user-submitted * content (checkPlain + Drupal.theme('placeholder')) * * @see Drupal.t() * @ingroup sanitization */ Drupal.formatString = function(str, args) { // Transform arguments before inserting them. for (var key in args) { switch (key.charAt(0)) { // Escaped only. case '@': args[key] = Drupal.checkPlain(args[key]); break; // Pass-through. case '!': break; // Escaped and placeholder. case '%': default: args[key] = Drupal.theme('placeholder', args[key]); break; } str = str.replace(key, args[key]); } return str; } /** * Translate strings to the page language or a given language. * * See the documentation of the server-side t() function for further details. * * @param str * A string containing the English string to translate. * @param args * An object of replacements pairs to make after translation. Incidences * of any key in this array are replaced with the corresponding value. * See Drupal.formatString(). * @return * The translated string. */ Drupal.t = function (str, args) { // Fetch the localized version of the string. if (Drupal.locale.strings && Drupal.locale.strings[str]) { str = Drupal.locale.strings[str]; } if (args) { str = Drupal.formatString(str, args); } return str; }; /** * Format a string containing a count of items. * * This function ensures that the string is pluralized correctly. Since Drupal.t() is * called by this function, make sure not to pass already-localized strings to it. * * See the documentation of the server-side format_plural() function for further details. * * @param count * The item count to display. * @param singular * The string for the singular case. Please make sure it is clear this is * singular, to ease translation (e.g. use "1 new comment" instead of "1 new"). * Do not use @count in the singular string. * @param plural * The string for the plural case. Please make sure it is clear this is plural, * to ease translation. Use @count in place of the item count, as in "@count * new comments". * @param args * An object of replacements pairs to make after translation. Incidences * of any key in this array are replaced with the corresponding value. * See Drupal.formatString(). * Note that you do not need to include @count in this array. * This replacement is done automatically for the plural case. * @return * A translated string. */ Drupal.formatPlural = function (count, singular, plural, args) { var args = args || {}; args['@count'] = count; // Determine the index of the plural form. var index = Drupal.locale.pluralFormula ? Drupal.locale.pluralFormula(args['@count']) : ((args['@count'] == 1) ? 0 : 1); if (index == 0) { return Drupal.t(singular, args); } else if (index == 1) { return Drupal.t(plural, args); } else { args['@count[' + index + ']'] = args['@count']; delete args['@count']; return Drupal.t(plural.replace('@count', '@count[' + index + ']'), args); } }; /** * Generate the themed representation of a Drupal object. * * All requests for themed output must go through this function. It examines * the request and routes it to the appropriate theme function. If the current * theme does not provide an override function, the generic theme function is * called. * * For example, to retrieve the HTML for text that should be emphasized and * displayed as a placeholder inside a sentence, call * Drupal.theme('placeholder', text). * * @param func * The name of the theme function to call. * @param ... * Additional arguments to pass along to the theme function. * @return * Any data the theme function returns. This could be a plain HTML string, * but also a complex object. */ Drupal.theme = function (func) { var args = Array.prototype.slice.apply(arguments, [1]); return (Drupal.theme[func] || Drupal.theme.prototype[func]).apply(this, args); }; /** * Freeze the current body height (as minimum height). Used to prevent * unnecessary upwards scrolling when doing DOM manipulations. */ Drupal.freezeHeight = function () { Drupal.unfreezeHeight(); $('

').css({ position: 'absolute', top: '0px', left: '0px', width: '1px', height: $('body').css('height') }).appendTo('body'); }; /** * Unfreeze the body height. */ Drupal.unfreezeHeight = function () { $('#freeze-height').remove(); }; /** * Encodes a Drupal path for use in a URL. * * For aesthetic reasons slashes are not escaped. */ Drupal.encodePath = function (item, uri) { uri = uri || location.href; return encodeURIComponent(item).replace(/%2F/g, '/'); }; /** * Get the text selection in a textarea. */ Drupal.getSelection = function (element) { if (typeof element.selectionStart != 'number' && document.selection) { // The current selection. var range1 = document.selection.createRange(); var range2 = range1.duplicate(); // Select all text. range2.moveToElementText(element); // Now move 'dummy' end point to end point of original range. range2.setEndPoint('EndToEnd', range1); // Now we can calculate start and end points. var start = range2.text.length - range1.text.length; var end = start + range1.text.length; return { 'start': start, 'end': end }; } return { 'start': element.selectionStart, 'end': element.selectionEnd }; }; /** * Build an error message from an Ajax response. */ Drupal.ajaxError = function (xmlhttp, uri) { var statusCode, statusText, pathText, responseText, readyStateText, message; if (xmlhttp.status) { statusCode = "\n" + Drupal.t("An AJAX HTTP error occurred.") + "\n" + Drupal.t("HTTP Result Code: !status", {'!status': xmlhttp.status}); } else { statusCode = "\n" + Drupal.t("An AJAX HTTP request terminated abnormally."); } statusCode += "\n" + Drupal.t("Debugging information follows."); pathText = "\n" + Drupal.t("Path: !uri", {'!uri': uri} ); statusText = ''; // In some cases, when statusCode == 0, xmlhttp.statusText may not be defined. // Unfortunately, testing for it with typeof, etc, doesn't seem to catch that // and the test causes an exception. So we need to catch the exception here. try { statusText = "\n" + Drupal.t("StatusText: !statusText", {'!statusText': $.trim(xmlhttp.statusText)}); } catch (e) {} responseText = ''; // Again, we don't have a way to know for sure whether accessing // xmlhttp.responseText is going to throw an exception. So we'll catch it. try { responseText = "\n" + Drupal.t("ResponseText: !responseText", {'!responseText': $.trim(xmlhttp.responseText) } ); } catch (e) {} // Make the responseText more readable by stripping HTML tags and newlines. responseText = responseText.replace(/<("[^"]*"|'[^']*'|[^'">])*>/gi,""); responseText = responseText.replace(/[\n]+\s+/g,"\n"); // We don't need readyState except for status == 0. readyStateText = xmlhttp.status == 0 ? ("\n" + Drupal.t("ReadyState: !readyState", {'!readyState': xmlhttp.readyState})) : ""; message = statusCode + pathText + statusText + responseText + readyStateText; return message; }; // Class indicating that JS is enabled; used for styling purpose. $('html').addClass('js'); // 'js enabled' cookie. document.cookie = 'has_js=1; path=/'; /** * Additions to jQuery.support. */ $(function () { /** * Boolean indicating whether or not position:fixed is supported. */ if (jQuery.support.positionFixed === undefined) { var el = $('

').appendTo(document.body); jQuery.support.positionFixed = el[0].offsetTop === 10; el.remove(); } }); //Attach all behaviors. $(function () { Drupal.attachBehaviors(document, Drupal.settings); }); /** * The default themes. */ Drupal.theme.prototype = { /** * Formats text for emphasized display in a placeholder inside a sentence. * * @param str * The text to format (plain-text). * @return * The formatted text (html). */ placeholder: function (str) { return '' + Drupal.checkPlain(str) + ''; } }; })(jQuery); ;