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$Id: drupal.js,v 1.41.2.4 2009/07/21 08:59:10 goba Exp $ var Drupal = Drupal || { 'settings': {}, 'behaviors': {}, 'themes': {}, 'locale': {} }; /** * Set the variable that indicates if JavaScript behaviors should be applied */ Drupal.jsEnabled = document.getElementsByTagName && document.createElement && document.createTextNode && document.documentElement && document.getElementById; /** * Attach all registered behaviors to a page element. * * Behaviors are event-triggered actions that attach to page elements, enhancing * default non-Javascript UIs. Behaviors are registered in the Drupal.behaviors * object as follows: * @code * Drupal.behaviors.behaviorName = function () { * ... * }; * @endcode * * Drupal.attachBehaviors is added below to the jQuery ready event and so * runs on initial page load. Developers implementing AHAH/AJAX in their * solutions should also call this function after new page content has been * loaded, feeding in an element to be processed, in order to attach all * behaviors to the new content. * * Behaviors should use a class in the form behaviorName-processed to ensure * the behavior is attached only once to a given element. (Doing so enables * the reprocessing of given elements, which may be needed on occasion despite * the ability to limit behavior attachment to a particular element.) * * @param context * An element to attach behaviors to. If none is given, the document element * is used. */ Drupal.attachBehaviors = function(context) { context = context || document; if (Drupal.jsEnabled) { // Execute all of them. jQuery.each(Drupal.behaviors, function() { this(context); }); } }; /** * Encode special characters in a plain-text string for display as HTML. */ Drupal.checkPlain = function(str) { str = String(str); var replace = { '&': '&', '"': '"', '<': '<', '>': '>' }; for (var character in replace) { var regex = new RegExp(character, 'g'); str = str.replace(regex, replace[character]); } 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. * 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')) * @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) { // 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; }; /** * 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. * 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')) * 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 +']')); } }; /** * 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 that is output by theme_placeholder(text), * 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) { for (var i = 1, args = []; i < arguments.length; i++) { args.push(arguments[i]); } return (Drupal.theme[func] || Drupal.theme.prototype[func]).apply(this, args); }; /** * Parse a JSON response. * * The result is either the JSON object, or an object with 'status' 0 and 'data' an error message. */ Drupal.parseJson = function (data) { if ((data.substring(0, 1) != '{') && (data.substring(0, 1) != '[')) { return { status: 0, data: data.length ? data : Drupal.t('Unspecified error') }; } return eval('(' + data + ');'); }; /** * Freeze the current body height (as minimum height). Used to prevent * unnecessary upwards scrolling when doing DOM manipulations. */ Drupal.freezeHeight = function () { Drupal.unfreezeHeight(); var div = document.createElement('div'); $(div).css({ position: 'absolute', top: '0px', left: '0px', width: '1px', height: $('body').css('height') }).attr('id', 'freeze-height'); $('body').append(div); }; /** * Unfreeze the body height */ Drupal.unfreezeHeight = function () { $('#freeze-height').remove(); }; /** * Wrapper around encodeURIComponent() which avoids Apache quirks (equivalent of * drupal_urlencode() in PHP). This function should only be used on paths, not * on query string arguments. */ Drupal.encodeURIComponent = function (item, uri) { uri = uri || location.href; item = encodeURIComponent(item).replace(/%2F/g, '/'); return (uri.indexOf('?q=') != -1) ? item : item.replace(/%26/g, '%2526').replace(/%23/g, '%2523').replace(/\/\//g, '/%252F'); }; /** * Get the text selection in a textarea. */ Drupal.getSelection = function (element) { if (typeof(element.selectionStart) != 'number' && document.selection) { // The current selection var range1 = document.selection.createRange(); var range2 = range1.duplicate(); // Select all text. range2.moveToElementText(element); // Now move 'dummy' end point to end point of original range. range2.setEndPoint('EndToEnd', range1); // Now we can calculate start and end points. var start = range2.text.length - range1.text.length; var end = start + range1.text.length; return { 'start': start, 'end': end }; } return { 'start': element.selectionStart, 'end': element.selectionEnd }; }; /** * Build an error message from ahah response. */ Drupal.ahahError = function(xmlhttp, uri) { if (xmlhttp.status == 200) { if (jQuery.trim($(xmlhttp.responseText).text())) { var message = Drupal.t("An error occurred. \n@uri\n@text", {'@uri': uri, '@text': xmlhttp.responseText }); } else { var message = Drupal.t("An error occurred. \n@uri\n(no information available).", {'@uri': uri, '@text': xmlhttp.responseText }); } } else { var message = Drupal.t("An HTTP error @status occurred. \n@uri", {'@uri': uri, '@status': xmlhttp.status }); } return message; } // Global Killswitch on the element if (Drupal.jsEnabled) { // Global Killswitch on the element $(document.documentElement).addClass('js'); // 'js enabled' cookie document.cookie = 'has_js=1; path=/'; // Attach all behaviors. $(document).ready(function() { Drupal.attachBehaviors(this); }); } /** * 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) + ''; } }; ;var selected_sentence = null; var show_inline_comments = true; var inline_comments_stylesheet = null; var properW3CDOM = null; var commenting = false; function addtoload(fn) { var old = (window.onload) ? window.onload : function () {}; window.onload = function () {old(); fn()}; } function Comment(subject, comment, time, name, links, pid) { this.subject = subject; this.comment = comment; this.time = time; this.name = name; this.links = links; this.pid = pid; } function showcomment(id) { var subject = document.getElementById("tricki_comment_subject"); var commentbox = document.getElementById("tricki_comment_content"); if (comments[id]) { subject.innerHTML = comments[id].subject; commentbox.innerHTML = comments[id].comment; setwindowtitle("tricki_comment", comments[id].time + ( comments[id].name ? " – " + comments[id].name : "" )); var footer_contents = 'Scroll' + comments[id].links; setwindowfooter("tricki_comment", footer_contents); showwindow("tricki_comment"); } } function findcontainingtrickisentence(elt) { if (typeof elt == "string") elt = document.getElementById(elt); if (!elt) return; while(elt != null) { if( (elt.className.search(/trickisentence/) != -1) && (elt.id.match(/sid[0-9]+/)) ) { return elt; } else { elt = elt.parentNode; } } return null; } function replyclick(cid) { commentlink = document.getElementById("comment-inline-" + cid); if(!commentlink) return true; sentence = findcontainingtrickisentence(commentlink); if(!sentence) return true; var matches = sentence.id.match(/sid([0-9]+)/); var sid = matches[1]; // this must match, by findcontainingtrickisentence if(!commenting) toggle_commenting(document.getElementById("tricki_comment_toggler")); pid_edit = document.getElementById('edit-pid'); pid_edit.value = cid; sentenceclick(sentence, sid); return false; } function showcomment_noncommenting(id) { if(!commenting) showcomment(id); } function showmulticomment(thread_id) { if(!commenting) { var multicomment_list = document.getElementById("tricki_multicomment_list"); multicomment_list.innerHTML = "\n"; if (comment_threads[thread_id]) { var cid; var subject; for(var i in comment_threads[thread_id]) { cid = comment_threads[thread_id][i]; if (comments[cid]) { subject = comments[cid].subject ? comments[cid].subject : "No subject"; list_to_append_to = multicomment_list; if(comments[cid].pid != 0) { // this is a child comment, so put it in the appropriate place parent_list_item = document.getElementById('tricki_multicomment_list_comment_' + comments[cid].pid); if(parent_list_item) { var sub_list = document.createElement('UL'); parent_list_item.appendChild(sub_list); list_to_append_to = sub_list; } } list_to_append_to.innerHTML += '
  • ' + subject + " – " + comments[cid].name + ' (' + comments[cid].time + ')
    • ' + "\n"; } } showwindow("tricki_multicomment"); } } } /* function hidecomment() { var subject = document.getElementById("tricki_comment_subject"); var commentbox = document.getElementById("tricki_comment_content"); subject.innerHTML = ""; commentbox.innerHTML = ""; hidewindow("tricki_comment"); } */ function hideaddcomment() { // check whether a comment has already been started /*var comment_txt = document.getElementById("tricki-form").getElementsByTagName('textarea')[0]; if (trim(comment_txt.value) != "") { if (!confirm("You have started a comment; if you close the window you will lose anything you have typed. Are you sure you want to close the commenting window?")) { return false; } } remove started comment here */ hidewindow("tricki_add_comment"); if(selected_sentence != null) { selected_sentence.className = selected_sentence.className.replace(/ ?sentenceselected/g, ""); } selected_sentence = null; } function sentenceclick(obj, id) { if(commenting) { var sentenceidinput = document.getElementById("edit-sentenceid"); /* var teaserbox = document.getElementById("tricki_comment_teaser"); var teaser = new String(obj.innerHTML); */ sentenceidinput.value = id; if(selected_sentence != obj) { obj.className += " sentenceselected"; if(selected_sentence != null) { selected_sentence.className = selected_sentence.className.replace(/ ?sentenceselected/g, ""); } } selected_sentence = obj; showwindow("tricki_add_comment"); /* if(teaser.charAt(0) == '<' || teaser.length < 100) { teaserbox.innerHTML = teaser; } else { teaserbox.innerHTML = teaser.slice(0, teaser.indexOf(' ', 100)) + '...'; } */ return false; } return true; } function sentencehover(obj) { if( (commenting) && (obj != selected_sentence) ) obj.className += " sentencehover"; } function sentenceout(obj) { if(commenting) obj.className = obj.className.replace(/ ?sentencehover/g, ""); } function sentencehover_evt(e) { if(commenting) { var evt = e || window.event; var obj = evt.currentTarget || evt.srcElement || this; // DOM Level 2 || IE || non-specific sentencehover(obj); } } function sentenceout_evt(e) { if(commenting) { var evt = e || window.event; var obj = evt.currentTarget || evt.srcElement || this; // DOM Level 2 || IE || non-specific sentenceout(obj); } } function sentenceclick_evt(e) { if(commenting) { var evt = e || window.event; var obj = evt.currentTarget || evt.srcElement || this; // DOM Level 2 || IE || non-specific if (evt.stopPropagation) evt.stopPropagation(); // stop the event from going further else evt.cancelBubble = true; // only on bubbling phase; IE if (evt.preventDefault) evt.preventDefault(); // prevent the default action, e.g., for links else evt.returnValue = false; if (evt.target && evt.target.blur) evt.target.blur(); var matches = obj.id.match(/sid([0-9]+)/); var id = matches[1]; // this must match, for otherwise the event would not have been added to obj return sentenceclick(obj, id); } return true; } function add_sentence_events(elt) { if (elt.addEventListener) { // DOM Level 2 elt.addEventListener("click", sentenceclick_evt, true); elt.addEventListener("mouseover", sentencehover_evt, false); elt.addEventListener("mouseout", sentenceout_evt, false); } else { // Old-style event model elt.onclick = function (e) { evt = e || window.event; result = sentenceclick(elt, elt.id.match(/sid([0-9]+)/)[1]); evt.returnValue = result; return result; }; elt.onmouseover = function () { sentencehover(elt) }; elt.onmouseout = function () { sentenceout(elt) }; } } // searches through elt (normally tricki_content div) and looks for elements with 'trickisentence' in the classname. // it adds the events to the ones it finds. // to be run on load. function add_sentence_events_all(elt) { if (typeof elt == "string") elt = document.getElementById(elt); if (!elt) return; var divs = elt.getElementsByTagName("div"); var spans = elt.getElementsByTagName("span"); for(var i in divs) { if (divs[i].className && divs[i].id && (divs[i].className.search(/trickisentence/) != -1) && (divs[i].id.match(/sid[0-9]+/))) { add_sentence_events(divs[i]); } } for(var i in spans) { if (spans[i].className && spans[i].id && (spans[i].className.search(/trickisentence/) != -1) && (spans[i].id.match(/sid[0-9]+/))) { add_sentence_events(spans[i]); } } } addtoload( function() { add_sentence_events_all("tricki_content") } ); function toggle_commenting(obj) { var comment_status = obj; // check if we have started a comment /*if (commenting) { if (hideaddcomment() === false) return false; } */ commenting = !commenting; comment_status.style.fontWeight = (commenting ? "bold" : ""); comment_status.innerHTML = "Turn commenting " + (commenting ? "off" : "on"); var inline_comment_toggler = document.getElementById("tricki_inline_comment_markers_toggler"); if (!commenting) { // Method 2: //remove_trickisentence_events_global(); hideaddcomment(); inline_comment_toggler.style.textDecoration = ""; } else { // Method 2: //add_trickisentence_events_global(); if (!show_inline_comments) toggle_inline_comment_markers(inline_comment_toggler); // existing comments should be shown if we are commenting inline_comment_toggler.style.textDecoration = "line-through"; } } // FIXME: look deeper into cssRules and imports arrays in case Drupal changes // the way it imports stylesheets // Update: Drupal 6 seems to link to stylesheets instead. The code below has been // updated to reflect this, but is UNTESTED. function get_stylesheet(stylesheet_name) { var tmp = document.styleSheets; var res = null; if (tmp) { if (tmp[0].cssRules) { // W3C way of accessing CSS rules properW3CDOM = true; // set this global for (var i=0;i 0) { if (tmp[i].imports[0].href.indexOf(stylesheet_name) != -1) { // we know our sheet was @imported, not linked to res = tmp[i].imports[0]; break; } } } } } return res; } function toggle_inline_comment_markers(obj) { if (commenting && show_inline_comments) return false; // if we are commenting then we should always show existing comments if (inline_comments_stylesheet == null) inline_comments_stylesheet = get_stylesheet("comments_inline.css"); if (inline_comments_stylesheet == null) return false; // could not find stylesheet show_inline_comments = !show_inline_comments; if (show_inline_comments) { if (properW3CDOM) inline_comments_stylesheet.deleteRule(inline_comments_stylesheet.cssRules.length-1); else if (properW3CDOM == false) { inline_comments_stylesheet.removeRule(inline_comments_stylesheet.rules.length-1); inline_comments_stylesheet.removeRule(inline_comments_stylesheet.rules.length-1); } obj.innerHTML = "Hide inline comment markers"; } else { if (properW3CDOM) inline_comments_stylesheet.insertRule("a.tricki_inline_comment, a.tricki_inline_multicomment { display: none; }", inline_comments_stylesheet.cssRules.length); else if (properW3CDOM == false) { inline_comments_stylesheet.addRule("a.tricki_inline_comment", "{ display: none; }"); inline_comments_stylesheet.addRule("a.tricki_inline_multicomment", "{ display: none; }"); } hidewindow("tricki_comment"); hidewindow("tricki_multicomment"); obj.innerHTML = "Show inline comment markers"; } return true; } function toggle_inline_comments(obj) { $('.tricki_comment_inline').toggle(); if(obj.innerHTML == 'Hide inline comments') obj.innerHTML = 'Show inline comments'; else obj.innerHTML = 'Hide inline comments'; return false; } // Thanks to Steven Levithan for the following trim function (which is supposed to be very fast in all browsers) //function trim(str) { // var str = str.replace(/^\s\s*/, ''), // ws = /\s/, // i = str.length; // while (ws.test(str.charAt(--i))); // return str.slice(0, i + 1); //} ; // Could use more advanced event handling here, but this is used for cross-browser compatibility function addtoload(fn) { var old = (window.onload) ? window.onload : function () {}; window.onload = function () {old(); fn()}; } function hidewindow(id) { var container = document.getElementById(id+'_box'); if (container == dragDrop.draggedObject) dragDrop.releaseElement(); // if we were dragging this element, release it from the drag container.style.display = 'none'; } function showwindow(id) { var container = document.getElementById(id+'_box'); container.style.zIndex = topZindex(); container.style.display = 'block'; } function setwindowtitle(id, title) { var title_elt = document.getElementById(id+"_title"); title_elt.innerHTML = title; } function setwindowcontent(id, content) { var content_elt = document.getElementById(id+"_content"); content_elt.innerHTML = content; } function setwindowfooter(id, content) { var content_elt = document.getElementById(id+"_footer"); content_elt.innerHTML = content; } // FIXME: take custom close functions into account function createbasicwindow(id, title, content) { var newWindow = document.createElement("div"); newWindow.setAttribute("id", id+"_box"); newWindow.setAttribute("class", "druwindow"); newWindow.innerHTML = '
    \ '+title+'\ #\ ×\
    \
    \ ' + content + '\
    \ \
    \
    \
    \
    \
    \
    \
    \
    '; return newWindow; } function stopProp(e) { // This function prevents a mouse down event on the key link from being processed by anything underneath (which may be the mouse-dragging element) var evt = e || window.event; if (evt.stopPropagation) evt.stopPropagation(); // DOM Level 2 else evt.cancelBubble = true; // IE return false; } // ADD: type parameter, to specify position: fixed; or popup. // Also allow user to specify whether the window should be draggable or not. // Also allow user to specify anchor axes for resizing, etc. function addwindow(id, title, content, add_location, add_position, close_fn) { if (typeof add_location == "string") add_location = document.getElementById(add_location); if (add_location) { var newWindow = createbasicwindow(id, title, content); if (typeof close_fn != "function") close_fn = function (e) { hidewindow(id); evt = e || window.event; if (evt.preventDefault) evt.preventDefault(); else evt.returnValue = false; return false; }; var closeButton = newWindow.getElementsByTagName("a")[1]; closeButton.onclick = close_fn; closeButton.onmousedown = stopProp; // prevent the titlebar from dragging when the mouse is pressed on the close button if (add_position == "before") { add_location.insertBefore(newWindow, add_location.firstChild); } else { add_location.appendChild(newWindow); } dragDrop.initElement(id+"_header", id+"_box"); resizer.initElement(id+"_top_resizer", id+"_box", "t"); resizer.initElement(id+"_right_resizer", id+"_box", "r"); resizer.initElement(id+"_bottom_resizer", id+"_box", "b"); resizer.initElement(id+"_left_resizer", id+"_box", "l"); resizer.initElement(id+"_topright_resizer", id+"_box", "tr"); resizer.initElement(id+"_bottomright_resizer", id+"_box", "br"); resizer.initElement(id+"_bottomleft_resizer", id+"_box", "bl"); resizer.initElement(id+"_topleft_resizer", id+"_box", "tl"); } } function addwindowtoload(id, title, content, add_location, add_position, close_fn) { addtoload( function () { addwindow(id, title, content, add_location, add_position, close_fn); } ); } ;// Thanks to quirksmode.org // http://www.quirksmode.org/js/dragdrop.html // Accessed 26 Aug 2008 // Modified by Olof to accept two arguments: the element to drag and the element to move. // Supply null for the second argument if you want to drag and move the same object. function addEventSimple(obj,evt,fn) { if (obj.addEventListener) obj.addEventListener(evt,fn,false); else if (obj.attachEvent) obj.attachEvent('on'+evt,fn); } function removeEventSimple(obj,evt,fn) { if (obj.removeEventListener) obj.removeEventListener(evt,fn,false); else if (obj.detachEvent) obj.detachEvent('on'+evt,fn); } topZindex.counter = 100; function topZindex() { return topZindex.counter++; } dragDrop = { keySpeed: 10, // pixels per keypress event initialMouseX: undefined, initialMouseY: undefined, startX: undefined, startY: undefined, dXKeys: undefined, dYKeys: undefined, draggedObject: undefined, initElement: function (element, element_to_move) { if (typeof element == 'string') element = document.getElementById(element); if (typeof element_to_move == 'string') element_to_move = document.getElementById(element_to_move); if (element_to_move == null) element_to_move = element; element.onmousedown = function(e) { return dragDrop.startDragMouse(element_to_move, e); }; var links = element.getElementsByTagName('a'); var lastLink = links[links.length-2]; lastLink.relatedElement = element_to_move; // NOTE: it's not clear to me that we shouldn't do the same function type thing // as above instead of using relatedElement. Is assigning new properties to DOM objects // naughty? lastLink.onmousedown = dragDrop.keyLinkMouseDown; lastLink.onclick = dragDrop.startDragKeys; }, startDragMouse: function (obj, e) { dragDrop.startDrag(obj); var evt = e || window.event; dragDrop.initialMouseX = evt.clientX; dragDrop.initialMouseY = evt.clientY; addEventSimple(document,'mousemove',dragDrop.dragMouse); addEventSimple(document,'mouseup',dragDrop.releaseElement); return false; }, keyLinkMouseDown: function (e) { // This function prevents a mouse down event on the key link from being processed by anything underneath (which may be the mouse-dragging element) var evt = e || window.event; if (evt.stopPropagation) evt.stopPropagation(); // DOM Level 2 else evt.cancelBubble = true; // IE return false; }, startDragKeys: function () { if (this.relatedElement == dragDrop.draggedObject) { // if we are already dragging the correct object, release it on the second click dragDrop.releaseElement(); } else { dragDrop.startDrag(this.relatedElement); dragDrop.dXKeys = dragDrop.dYKeys = 0; addEventSimple(document,'keydown',dragDrop.dragKeys); addEventSimple(document,'keypress',dragDrop.switchKeyEvents); } this.blur(); return false; }, startDrag: function (obj) { if (dragDrop.draggedObject) dragDrop.releaseElement(); dragDrop.draggedObject = obj; dragDrop.startX = dragDrop.draggedObject.offsetLeft; dragDrop.startY = dragDrop.draggedObject.offsetTop; dragDrop.draggedObject.className += ' druwindow_dragged'; dragDrop.draggedObject.style.zIndex = topZindex(); }, dragMouse: function (e) { var evt = e || window.event; var dX = evt.clientX - dragDrop.initialMouseX; var dY = evt.clientY - dragDrop.initialMouseY; dragDrop.setPosition(dX,dY); return false; }, dragKeys: function(e) { var evt = e || window.event; var key = evt.keyCode; switch (key) { case 37: // left case 63234: dragDrop.dXKeys -= dragDrop.keySpeed; break; case 38: // up case 63232: dragDrop.dYKeys -= dragDrop.keySpeed; break; case 39: // right case 63235: dragDrop.dXKeys += dragDrop.keySpeed; break; case 40: // down case 63233: dragDrop.dYKeys += dragDrop.keySpeed; break; case 13: // enter case 27: // escape dragDrop.releaseElement(); return false; default: return true; } dragDrop.setPosition(dragDrop.dXKeys,dragDrop.dYKeys); if (evt.preventDefault) evt.preventDefault(); return false; }, setPosition: function (dx,dy) { dragDrop.draggedObject.style.left = dragDrop.startX + dx + 'px'; dragDrop.draggedObject.style.top = dragDrop.startY + dy + 'px'; }, switchKeyEvents: function () { // for Opera and Safari 1.3 removeEventSimple(document,'keydown',dragDrop.dragKeys); removeEventSimple(document,'keypress',dragDrop.switchKeyEvents); addEventSimple(document,'keypress',dragDrop.dragKeys); }, releaseElement: function() { removeEventSimple(document,'mousemove',dragDrop.dragMouse); removeEventSimple(document,'mouseup',dragDrop.releaseElement); removeEventSimple(document,'keypress',dragDrop.dragKeys); removeEventSimple(document,'keypress',dragDrop.switchKeyEvents); removeEventSimple(document,'keydown',dragDrop.dragKeys); dragDrop.draggedObject.className = dragDrop.draggedObject.className.replace(/ ?druwindow_dragged/,''); // Next, check if window is outside of acceptable borders if (dragDrop.draggedObject.offsetTop <= 0) dragDrop.draggedObject.style.top = "0px"; if (dragDrop.draggedObject.offsetLeft+dragDrop.draggedObject.offsetWidth <= 25) dragDrop.draggedObject.style.left = (25 - dragDrop.draggedObject.offsetWidth) + "px"; var viewport = getViewport(); if (dragDrop.draggedObject.offsetLeft >= viewport[0] - 32) dragDrop.draggedObject.style.left = (viewport[0] - 32) + "px"; if (dragDrop.draggedObject.offsetTop >= viewport[1] - 25) dragDrop.draggedObject.style.top = (viewport[1] - 25) + "px"; dragDrop.draggedObject = null; } } // returns an array with (screen width, screen height) function getViewport() { var viewportwidth, viewportheight; if (window.innerWidth) { // W3C way viewportwidth = window.innerWidth; viewportheight = window.innerHeight; } else if (document.documentElement && document.documentElement.clientWidth) { // IE6 with DOCTYPE viewportwidth = document.documentElement.clientWidth; viewportheight = document.documentElement.clientHeight; } else if (document.body.clientWidth) { // IE4, IE5, and IE6 without DOCTYPE viewportwidth = document.body.clientWidth; viewportheight = document.body.clientHeight; } return new Array(viewportwidth, viewportheight); } ;// Resize script made using a heavily modified object from the dragDrop script of quirksmode.org // Modified into a resize script by Olof. // The resizer.initElement function takes three parameters; the element that will be clicked to initialise the resize, the element to resize, and which axes to keep move, specified as a string with a combination of the letters t,r,b,l. // This version has been optimised for speed, not memory usage or readability. It has not been tested whether these optimisations actually improve performance, but in theory they should do, if only marginally. // The optimisations come from having different functions depending on the directions in which we are resizing the object; the previous version had just a single dragMouse function, which then checked which axes were appropriate to resize *on every mousemove*. resizerViewport = getViewport(); var resizer = { minWidth: 150, minHeight: 120, minTop: 0, maxBottom: resizerViewport[1] - 25, // the minimum distance to leave between the top border and the bottom of the screen minLeft: 25, // the minimum distance to leave between the right border and the left of the screen maxRight: resizerViewport[0] - 32, // a bit more because of scrollbars initialMouseX: undefined, initialMouseY: undefined, shortDir: undefined, startLeft: undefined, startTop: undefined, startWidth: undefined, startHeight: undefined, resizingObject: undefined, initElement: function (element, element_to_resize, resizeDirection) { if (typeof element == 'string') element = document.getElementById(element); if (typeof element_to_resize == 'string') element_to_resize = document.getElementById(element_to_resize); if (element_to_resize == null) element_to_resize = element; // Parse resizeDirection resizeDirection = resizeDirection.toLowerCase(); var resizeLeft = (resizeDirection.indexOf("l") != -1) ? true : false; var resizeRight = (resizeDirection.indexOf("r") != -1) ? true : false; var resizeTop = (resizeDirection.indexOf("t") != -1) ? true : false; var resizeBottom = (resizeDirection.indexOf("b") != -1) ? true : false; if (!(resizeLeft || resizeRight || resizeTop || resizeBottom)) return; element.onmousedown = function (e) { var evt = e || window.event; return resizer.startDragMouse(element_to_resize, evt, resizeTop, resizeRight, resizeBottom, resizeLeft); }; }, setAnchors: function (resizeTop, resizeRight, resizeBottom, resizeLeft) { // Returns a short code for the type of resize resizer.resizingObject.style.left = resizer.resizingObject.offsetLeft + "px"; resizer.resizingObject.style.top = resizer.resizingObject.offsetTop + "px"; if (resizeTop && resizeRight) return("ne"); else if (resizeRight && resizeBottom) return("se"); else if (resizeBottom && resizeLeft) return("sw"); else if (resizeLeft && resizeTop) return("nw"); else if (resizeTop) return("n"); else if (resizeRight) return("e"); else if (resizeBottom) return("s"); else if (resizeLeft) return("w"); }, startDragMouse: function (obj, e, resizeTop, resizeRight, resizeBottom, resizeLeft) { if (resizer.resizingObject) resizer.releaseElement(); resizer.resizingObject = obj; var evt = e || window.event; resizer.initialMouseX = evt.clientX; resizer.initialMouseY = evt.clientY; // The following -2s are a bit mysterious, but they make things work (tm). Without them, when resizing on the left or on the top, // the opposing side jumps a bit. resizer.startLeft = resizer.resizingObject.offsetLeft-2; resizer.startTop = resizer.resizingObject.offsetTop-2; resizer.startWidth = resizer.resizingObject.offsetWidth; resizer.startHeight = resizer.resizingObject.offsetHeight; // Set out anchor to be top, left resizer.shortDir = resizer.setAnchors(resizeTop, resizeRight, resizeBottom, resizeLeft); resizer.resizingObject.className += " druwindow_resizing druwindows_resizing_cursor_" + resizer.shortDir; document.body.className += " druwindows_resizing_cursor_" + resizer.shortDir; addEventSimple(document,'mousemove',resizer["dragMouse_" + resizer.shortDir]); addEventSimple(document,'mouseup',resizer.releaseElement); return false; }, dragMouse_n: function (e) { var evt = e || window.event; var dy = evt.clientY - resizer.initialMouseY; var newHeight = resizer.startHeight - dy; var newTop = resizer.startTop + dy; if (newHeight >= resizer.minHeight && newTop >= resizer.minTop && newTop <= resizer.maxBottom) { resizer.resizingObject.style.top = newTop + "px"; resizer.resizingObject.style.height = newHeight + "px"; } return false; }, dragMouse_e: function (e) { var evt = e || window.event; var dx = evt.clientX - resizer.initialMouseX; var newWidth = resizer.startWidth + dx; var newRight = resizer.startLeft + newWidth; if (newWidth >= resizer.minWidth && newRight >= resizer.minLeft) resizer.resizingObject.style.width = newWidth + "px"; return false; }, dragMouse_s: function (e) { var evt = e || window.event; var dy = evt.clientY - resizer.initialMouseY; var newHeight = resizer.startHeight + dy; if (newHeight >= resizer.minHeight) resizer.resizingObject.style.height = newHeight + "px"; return false; }, dragMouse_w: function (e) { var evt = e || window.event; var dx = evt.clientX - resizer.initialMouseX; var newWidth = resizer.startWidth - dx; var newLeft = resizer.startLeft + dx; if (newWidth >= resizer.minWidth && newLeft <= resizer.maxRight) { resizer.resizingObject.style.left = newLeft + "px"; resizer.resizingObject.style.width = newWidth + "px"; } return false; }, dragMouse_ne: function (e) { var evt = e || window.event; var dx = evt.clientX - resizer.initialMouseX; var dy = evt.clientY - resizer.initialMouseY; var newWidth = resizer.startWidth + dx; var newRight = resizer.startLeft + newWidth; var newHeight = resizer.startHeight - dy; var newTop = resizer.startTop + dy; if (newWidth >= resizer.minWidth && newRight >= resizer.minLeft) resizer.resizingObject.style.width = newWidth + "px"; if (newHeight >= resizer.minHeight && newTop >= resizer.minTop && newTop <= resizer.maxBottom) { resizer.resizingObject.style.top = newTop + "px"; resizer.resizingObject.style.height = newHeight + "px"; } return false; }, dragMouse_se: function (e) { var evt = e || window.event; var dx = evt.clientX - resizer.initialMouseX; var dy = evt.clientY - resizer.initialMouseY; var newWidth = resizer.startWidth + dx; var newRight = resizer.startLeft + newWidth; var newHeight = resizer.startHeight + dy; if (newWidth >= resizer.minWidth && newRight >= resizer.minLeft) resizer.resizingObject.style.width = newWidth + "px"; if (newHeight >= resizer.minHeight) resizer.resizingObject.style.height = newHeight + "px"; return false; }, dragMouse_sw: function (e) { var evt = e || window.event; var dx = evt.clientX - resizer.initialMouseX; var dy = evt.clientY - resizer.initialMouseY; var newWidth = resizer.startWidth - dx; var newLeft = resizer.startLeft + dx; var newHeight = resizer.startHeight + dy; if (newWidth >= resizer.minWidth && newLeft <= resizer.maxRight) { resizer.resizingObject.style.left = newLeft + "px"; resizer.resizingObject.style.width = newWidth + "px"; } if (newHeight >= resizer.minHeight) resizer.resizingObject.style.height = newHeight + "px"; return false; }, dragMouse_nw: function (e) { var evt = e || window.event; var dx = evt.clientX - resizer.initialMouseX; var dy = evt.clientY - resizer.initialMouseY; var newWidth = resizer.startWidth - dx; var newLeft = resizer.startLeft + dx; var newHeight = resizer.startHeight - dy; var newTop = resizer.startTop + dy; if (newWidth >= resizer.minWidth && newLeft <= resizer.maxRight) { resizer.resizingObject.style.left = newLeft + "px"; resizer.resizingObject.style.width = newWidth + "px"; } if (newHeight >= resizer.minHeight && newTop >= resizer.minTop && newTop <= resizer.maxBottom) { resizer.resizingObject.style.top = newTop + "px"; resizer.resizingObject.style.height = newHeight + "px"; } return false; }, releaseElement: function() { removeEventSimple(document,'mousemove',resizer["dragMouse_" + resizer.shortDir]); removeEventSimple(document,'mouseup',resizer.releaseElement); resizer.resizingObject.className = resizer.resizingObject.className.replace(/ ?druwindow_resizing/,''); document.body.className = document.body.className.replace(/ ?druwindows_resizing_cursor_[nesw]{1,2}/,''); resizer.resizingObject.className = resizer.resizingObject.className.replace(/ ?druwindows_resizing_cursor_[nesw]{1,2}/,''); resizer.resizingObject = null; } } // returns an array with (screen width, screen height) function getViewport() { var viewportwidth, viewportheight; if (window.innerWidth) { // W3C way viewportwidth = window.innerWidth; viewportheight = window.innerHeight; } else if (document.documentElement && document.documentElement.clientWidth) { // IE6 with DOCTYPE viewportwidth = document.documentElement.clientWidth; viewportheight = document.documentElement.clientHeight; } else if (document.body.clientWidth) { // IE4, IE5, and IE6 without DOCTYPE viewportwidth = document.body.clientWidth; viewportheight = document.body.clientHeight; } return new Array(viewportwidth, viewportheight); } ;// Written by Olof Sisask, 30 Jan 2009 // Based on an example by Alen Grakalic, http://cssglobe.com/post/1695/easiest-tooltip-and-image-preview-using-jquery function dru_texvc_add_eqref_tooltips () { xOffset = 10; yOffset = 20; $('a.equation_ref').hover(function(e) { $('#eqref_tooltip').remove(); if(this.title != '') this.t = this.title; // in case the end-hover did not kick in this.title=''; $('body').append('
    ' + this.t + '
    '); $('#eqref_tooltip') .append($($(this).attr('href') + '_img').clone()) .css('top',(e.pageY - xOffset) + 'px') .css('left',(e.pageX + yOffset) + 'px') .fadeIn('fast'); }, function() { // end of hover this.title = this.t; $('#eqref_tooltip').remove(); }); $('a.equation_ref').mousemove(function(e) { $('#eqref_tooltip') .css('top',(e.pageY - xOffset) + 'px') .css('left',(e.pageX + yOffset) + 'px'); }); } $(document).ready(dru_texvc_add_eqref_tooltips); ;// $Id: tableofcontents.js,v 1.1.2.1.2.2 2008/06/21 18:11:12 deviantintegral Exp $ if (Drupal.jsEnabled) { $(document).ready( function () { $('div.toc-title').append(' [' + Drupal.t('hide') + ']'); $('a.toc-toggle').click(function() { $('.toc-list').slideToggle(); var text = $('a.toc-toggle').text(); if (text == Drupal.t('hide')) { $('a.toc-toggle').text(Drupal.t('show')); } else { $('a.toc-toggle').text(Drupal.t('hide')); } return false; }).trigger('click'); }); } ;function text_cut_toggle(obj, event) { if(event.stopPropagation) event.stopPropagation(); else event.cancelBubble = true; if(obj.className.search(/text_cut_expanded/) != -1) { obj.className = obj.className.replace(/text_cut_expanded/g, 'text_cut_collapsed'); } else { obj.className = obj.className.replace(/text_cut_collapsed/g, 'text_cut_expanded'); } var children = obj.childNodes; for(var i = 0; i < children.length; i++) { if(children[i].className == 'text_cut_hidden') { children[i].className = 'text_cut_shown'; } else if(children[i].className == 'text_cut_shown') { children[i].className = 'text_cut_hidden'; } } } function text_cuts_events() { $('span.text_cut_collapsed,span.text_cut_expanded').bind('mouseover', function (e) { this.className += ' text_cut_' + this.className.match(/text_cut_(collapsed|expanded)/)[1] + '_hover'; if(e.stopPropagation) e.stopPropagation(); else e.cancelBubble = true; }).bind('mouseout', function (e) { this.className = this.className.replace(/text_cut_(collapsed|expanded)_hover/g, ''); } ); } $(document).ready(text_cuts_events); ; function addtoload(fn) { var old = (window.onload) ? window.onload : function () {}; window.onload = function () {old(); fn()}; } function toolbox_Menu(id, type, weight) { this.menu_id = id; this.type = type; this.weight = weight; this.links = new Array(); } toolbox_Menu.prototype.addLinks = function (links) { this.links = this.links.concat(links); }; function Toolbox(id, title, add_location, relative_position) { this.toolbox_id = id; this.title = title; this.add_location = add_location; this.relative_position = relative_position; this.menus = new Array(); } Toolbox.prototype.addMenu = function (menu) { this.menus.push(menu); }; Toolbox.prototype.getMenu = function (menu_id) { for(menu in this.menus) { if (this.menus[menu].menu_id == menu_id) return this.menus[menu]; } return null; } function toolbox_Toolboxes() { this.toolboxes = new Object(); } toolbox_Toolboxes.prototype.addToolbox = function (toolbox) { this.toolboxes[toolbox.toolbox_id] = toolbox; }; toolbox_Toolboxes.prototype.addMenuToToolbox = function (toolbox_id, menu) { this.toolboxes[toolbox_id].addMenu(menu); }; toolbox_Toolboxes.prototype.addLinksToMenu = function (toolbox_id, menu_id, links) { this.toolboxes[toolbox_id].getMenu(menu_id).addLinks(links); }; function toolbox_Render_Toolboxes(which_Toolboxes) { for(toolbox in which_Toolboxes.toolboxes) { addcustomtoolbox(which_Toolboxes.toolboxes[toolbox].toolbox_id, which_Toolboxes.toolboxes[toolbox].title, '', which_Toolboxes.toolboxes[toolbox].add_location, which_Toolboxes.toolboxes[toolbox].relative_position); for(menu in which_Toolboxes.toolboxes[toolbox].menus) { var rendered_menu = addmenutocustom(which_Toolboxes.toolboxes[toolbox].toolbox_id, which_Toolboxes.toolboxes[toolbox].menus[menu].menu_id, which_Toolboxes.toolboxes[toolbox].menus[menu].type); addlinkstocustommenu(rendered_menu, which_Toolboxes.toolboxes[toolbox].menus[menu].links); } } } toolbox_Main = new toolbox_Toolboxes(); addtoload( function () { toolbox_Render_Toolboxes(toolbox_Main); } ); function createtoolbox(id, title, init_content) { var toolbox = document.createElement("div"); toolbox.setAttribute("id", id); toolbox.setAttribute("class", "toolbox"); toolbox.innerHTML = '
    ' + title + '
    \
    ' + init_content + '
    '; return toolbox; } function addcustomtoolbox(id, title, init_content, add_location, relative_position) { var existing_toolbox = document.getElementById(id); if (existing_toolbox) return existing_toolbox; if (typeof add_location == "string") { add_location = document.getElementById(add_location); } var toolbox = createtoolbox(id, title, init_content); if (relative_position == 'before') { add_location.insertBefore(toolbox, add_location.firstChild); } else { add_location.appendChild(toolbox); } return toolbox; } function addmenutocustom(toolbox_id, menu_id, type) { var existing_menu = document.getElementById(menu_id); if (existing_menu) return existing_menu; var toolbox_content = document.getElementById(toolbox_id + "_content"); var menu = document.createElement("ul"); menu.setAttribute("id", menu_id); if (type == "horizontal") menu.setAttribute("class", "toolbox_menu_horizontal"); else menu.setAttribute("class", "toolbox_menu_vertical"); toolbox_content.appendChild(menu); return menu; } // ADD: weight // links is of the form [0] => Array(link id, link text, action, [title]) // If action is a string, then we use it as an 'href', otherwise we treat it as javascript function addlinkstocustommenu(menu, links) { if (typeof menu == "string") menu = document.getElementById(menu); var list_item, list_link; for(link in links) { list_link = document.createElement("a"); if (links[link][0] != "") list_link.setAttribute("id", links[link][0]); list_link.appendChild(document.createTextNode(links[link][1])); if (typeof links[link][2] == "function") { list_link.onclick = links[link][2]; list_link.setAttribute("href", "#"); } else list_link.setAttribute("href", links[link][2]); if (links[link][3]) list_link.setAttribute("title", links[link][3]); list_item = document.createElement("li"); list_item.appendChild(list_link); menu.appendChild(list_item); } } function setcustomtoolboxtitle(id, title) { var toolbox_title = document.getElementById(id + "_header"); toolbox_title.innerHTML = title; } ;// Written by Olof Sisask, 30 Jan 2009 // Updated 28 Apr 2009. // Based on an example by Alen Grakalic, http://cssglobe.com/post/1695/easiest-tooltip-and-image-preview-using-jquery function tricki_filters_add_env_tooltips () { xOffset = 10; yOffset = 20; $('a.env_link').hover(function(e) { $('#envref_tooltip').remove(); if(this.title != '') this.t = this.title; // in case the end-hover did not kick in this.title=''; $('body').append('
    '); $('#envref_tooltip') .append($($(this).attr('href') + '_env_box').clone()) .css('top',(e.pageY - xOffset) + 'px') .css('left',(e.pageX + yOffset) + 'px') .fadeIn('fast'); }, function() { // end of hover this.title = this.t; $('#envref_tooltip').remove(); }); $('a.env_link').mousemove(function(e) { $('#envref_tooltip') .css('top',(e.pageY - xOffset) + 'px') .css('left',(e.pageX + yOffset) + 'px'); }); } $(document).ready(tricki_filters_add_env_tooltips); ;function submit_vids() { var form = document.getElementById('vid_boxes'); var inputs = form.getElementsByTagName('input'); var url = window.location.href; var selected_vids = new Array(); for(input in inputs) { if(inputs[input].type == 'checkbox' && inputs[input].checked) { selected_vids.push(inputs[input].value); } } var selected_vids_string = ''; if(selected_vids.length > 0) selected_vids_string = '/' + selected_vids.join('-'); var all_box = document.getElementById('view_descendants_box'); var all_string = ''; if(all_box.checked) all_string = '?all'; url = url.replace(/\/tags(\/\d+(-\d+)*)?(\/)?(\?(all)?)?/, '/tags' + selected_vids_string + all_string); window.location = url; } function submit_all_box() { var all_box = document.getElementById('all_box'); var url = window.location.href; var all_string = ''; if(all_box.checked) all_string = '?all'; url = url.replace(/(\?all)?$/, all_string); window.location = url; } ;