From 706425e154a2a2581195c98309f30a18a0002a58 Mon Sep 17 00:00:00 2001 From: David Heinemeier Hansson Date: Sat, 19 Jul 2008 13:56:38 -0500 Subject: [PATCH] Update Prototype to 1.6.0.2 (Patrick Joyce) [#599 status:committed] --- actionpack/CHANGELOG | 2 + .../helpers/javascripts/prototype.js | 304 +++++++++--------- railties/html/javascripts/prototype.js | 304 +++++++++--------- 3 files changed, 302 insertions(+), 308 deletions(-) diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG index f6432fe0be..ebe4c047b8 100644 --- a/actionpack/CHANGELOG +++ b/actionpack/CHANGELOG @@ -1,5 +1,7 @@ *Edge* +* Update Prototype to 1.6.0.2 #599 [Patrick Joyce] + * Conditional GET utility methods. [Jeremy Kemper] * etag!([:admin, post, current_user]) sets the ETag response header and returns head(:not_modified) if it matches the If-None-Match request header. * last_modified!(post.updated_at) sets Last-Modified and returns head(:not_modified) if it's no later than If-Modified-Since. diff --git a/actionpack/lib/action_view/helpers/javascripts/prototype.js b/actionpack/lib/action_view/helpers/javascripts/prototype.js index 546f9fe449..2c70b8a7e8 100644 --- a/actionpack/lib/action_view/helpers/javascripts/prototype.js +++ b/actionpack/lib/action_view/helpers/javascripts/prototype.js @@ -1,5 +1,5 @@ -/* Prototype JavaScript framework, version 1.6.0.1 - * (c) 2005-2007 Sam Stephenson +/* Prototype JavaScript framework, version 1.6.0.2 + * (c) 2005-2008 Sam Stephenson * * Prototype is freely distributable under the terms of an MIT-style license. * For details, see the Prototype web site: http://www.prototypejs.org/ @@ -7,7 +7,7 @@ *--------------------------------------------------------------------------*/ var Prototype = { - Version: '1.6.0.1', + Version: '1.6.0.2', Browser: { IE: !!(window.attachEvent && !window.opera), @@ -110,7 +110,7 @@ Object.extend(Object, { try { if (Object.isUndefined(object)) return 'undefined'; if (object === null) return 'null'; - return object.inspect ? object.inspect() : object.toString(); + return object.inspect ? object.inspect() : String(object); } catch (e) { if (e instanceof RangeError) return '...'; throw e; @@ -171,7 +171,8 @@ Object.extend(Object, { }, isArray: function(object) { - return object && object.constructor === Array; + return object != null && typeof object == "object" && + 'splice' in object && 'join' in object; }, isHash: function(object) { @@ -578,7 +579,7 @@ var Template = Class.create({ } return before + String.interpret(ctx); - }.bind(this)); + }); } }); Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; @@ -806,20 +807,20 @@ Object.extend(Enumerable, { function $A(iterable) { if (!iterable) return []; if (iterable.toArray) return iterable.toArray(); - var length = iterable.length, results = new Array(length); + var length = iterable.length || 0, results = new Array(length); while (length--) results[length] = iterable[length]; return results; } if (Prototype.Browser.WebKit) { - function $A(iterable) { + $A = function(iterable) { if (!iterable) return []; if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') && iterable.toArray) return iterable.toArray(); - var length = iterable.length, results = new Array(length); + var length = iterable.length || 0, results = new Array(length); while (length--) results[length] = iterable[length]; return results; - } + }; } Array.from = $A; @@ -1298,7 +1299,7 @@ Ajax.Request = Class.create(Ajax.Base, { var contentType = response.getHeader('Content-type'); if (this.options.evalJS == 'force' - || (this.options.evalJS && contentType + || (this.options.evalJS && this.isSameOrigin() && contentType && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) this.evalResponse(); } @@ -1316,9 +1317,18 @@ Ajax.Request = Class.create(Ajax.Base, { } }, + isSameOrigin: function() { + var m = this.url.match(/^\s*https?:\/\/[^\/]*/); + return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ + protocol: location.protocol, + domain: document.domain, + port: location.port ? ':' + location.port : '' + })); + }, + getHeader: function(name) { try { - return this.transport.getResponseHeader(name); + return this.transport.getResponseHeader(name) || null; } catch (e) { return null } }, @@ -1391,7 +1401,8 @@ Ajax.Response = Class.create({ if (!json) return null; json = decodeURIComponent(escape(json)); try { - return json.evalJSON(this.request.options.sanitizeJSON); + return json.evalJSON(this.request.options.sanitizeJSON || + !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } @@ -1404,7 +1415,8 @@ Ajax.Response = Class.create({ this.responseText.blank()) return null; try { - return this.responseText.evalJSON(options.sanitizeJSON); + return this.responseText.evalJSON(options.sanitizeJSON || + !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } @@ -1608,24 +1620,28 @@ Element.Methods = { Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) insertions = {bottom:insertions}; - var content, t, range; + var content, insert, tagName, childNodes; - for (position in insertions) { + for (var position in insertions) { content = insertions[position]; position = position.toLowerCase(); - t = Element._insertionTranslations[position]; + insert = Element._insertionTranslations[position]; if (content && content.toElement) content = content.toElement(); if (Object.isElement(content)) { - t.insert(element, content); + insert(element, content); continue; } content = Object.toHTML(content); - range = element.ownerDocument.createRange(); - t.initializeRange(element, range); - t.insert(element, range.createContextualFragment(content.stripScripts())); + tagName = ((position == 'before' || position == 'after') + ? element.parentNode : element).tagName.toUpperCase(); + + childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); + + if (position == 'top' || position == 'after') childNodes.reverse(); + childNodes.each(insert.curry(element)); content.evalScripts.bind(content).defer(); } @@ -1670,7 +1686,7 @@ Element.Methods = { }, descendants: function(element) { - return $(element).getElementsBySelector("*"); + return $(element).select("*"); }, firstDescendant: function(element) { @@ -1709,32 +1725,31 @@ Element.Methods = { element = $(element); if (arguments.length == 1) return $(element.parentNode); var ancestors = element.ancestors(); - return expression ? Selector.findElement(ancestors, expression, index) : - ancestors[index || 0]; + return Object.isNumber(expression) ? ancestors[expression] : + Selector.findElement(ancestors, expression, index); }, down: function(element, expression, index) { element = $(element); if (arguments.length == 1) return element.firstDescendant(); - var descendants = element.descendants(); - return expression ? Selector.findElement(descendants, expression, index) : - descendants[index || 0]; + return Object.isNumber(expression) ? element.descendants()[expression] : + element.select(expression)[index || 0]; }, previous: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); var previousSiblings = element.previousSiblings(); - return expression ? Selector.findElement(previousSiblings, expression, index) : - previousSiblings[index || 0]; + return Object.isNumber(expression) ? previousSiblings[expression] : + Selector.findElement(previousSiblings, expression, index); }, next: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); var nextSiblings = element.nextSiblings(); - return expression ? Selector.findElement(nextSiblings, expression, index) : - nextSiblings[index || 0]; + return Object.isNumber(expression) ? nextSiblings[expression] : + Selector.findElement(nextSiblings, expression, index); }, select: function() { @@ -1860,7 +1875,8 @@ Element.Methods = { do { ancestor = ancestor.parentNode; } while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode); } - if (nextAncestor) return (e > a && e < nextAncestor.sourceIndex); + if (nextAncestor && nextAncestor.sourceIndex) + return (e > a && e < nextAncestor.sourceIndex); } while (element = element.parentNode) @@ -2004,7 +2020,7 @@ Element.Methods = { if (element) { if (element.tagName == 'BODY') break; var p = Element.getStyle(element, 'position'); - if (p == 'relative' || p == 'absolute') break; + if (p !== 'static') break; } } while (element); return Element._returnOffset(valueL, valueT); @@ -2153,46 +2169,6 @@ Element._attributeTranslations = { } }; - -if (!document.createRange || Prototype.Browser.Opera) { - Element.Methods.insert = function(element, insertions) { - element = $(element); - - if (Object.isString(insertions) || Object.isNumber(insertions) || - Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) - insertions = { bottom: insertions }; - - var t = Element._insertionTranslations, content, position, pos, tagName; - - for (position in insertions) { - content = insertions[position]; - position = position.toLowerCase(); - pos = t[position]; - - if (content && content.toElement) content = content.toElement(); - if (Object.isElement(content)) { - pos.insert(element, content); - continue; - } - - content = Object.toHTML(content); - tagName = ((position == 'before' || position == 'after') - ? element.parentNode : element).tagName.toUpperCase(); - - if (t.tags[tagName]) { - var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); - if (position == 'top' || position == 'after') fragments.reverse(); - fragments.each(pos.insert.curry(element)); - } - else element.insertAdjacentHTML(pos.adjacency, content.stripScripts()); - - content.evalScripts.bind(content).defer(); - } - - return element; - }; -} - if (Prototype.Browser.Opera) { Element.Methods.getStyle = Element.Methods.getStyle.wrap( function(proceed, element, style) { @@ -2237,12 +2213,31 @@ if (Prototype.Browser.Opera) { } else if (Prototype.Browser.IE) { - $w('positionedOffset getOffsetParent viewportOffset').each(function(method) { + // IE doesn't report offsets correctly for static elements, so we change them + // to "relative" to get the values, then change them back. + Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap( + function(proceed, element) { + element = $(element); + var position = element.getStyle('position'); + if (position !== 'static') return proceed(element); + element.setStyle({ position: 'relative' }); + var value = proceed(element); + element.setStyle({ position: position }); + return value; + } + ); + + $w('positionedOffset viewportOffset').each(function(method) { Element.Methods[method] = Element.Methods[method].wrap( function(proceed, element) { element = $(element); var position = element.getStyle('position'); - if (position != 'static') return proceed(element); + if (position !== 'static') return proceed(element); + // Trigger hasLayout on the offset parent so that IE6 reports + // accurate offsetTop and offsetLeft values for position: fixed. + var offsetParent = element.getOffsetParent(); + if (offsetParent && offsetParent.getStyle('position') === 'fixed') + offsetParent.setStyle({ zoom: 1 }); element.setStyle({ position: 'relative' }); var value = proceed(element); element.setStyle({ position: position }); @@ -2324,7 +2319,10 @@ else if (Prototype.Browser.IE) { }; Element._attributeTranslations.write = { - names: Object.clone(Element._attributeTranslations.read.names), + names: Object.extend({ + cellpadding: 'cellPadding', + cellspacing: 'cellSpacing' + }, Element._attributeTranslations.read.names), values: { checked: function(element, value) { element.checked = !!value; @@ -2444,7 +2442,7 @@ if (Prototype.Browser.IE || Prototype.Browser.Opera) { }; } -if (document.createElement('div').outerHTML) { +if ('outerHTML' in document.createElement('div')) { Element.Methods.replace = function(element, content) { element = $(element); @@ -2482,45 +2480,25 @@ Element._returnOffset = function(l, t) { Element._getContentFromAnonymousElement = function(tagName, html) { var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; - div.innerHTML = t[0] + html + t[1]; - t[2].times(function() { div = div.firstChild }); + if (t) { + div.innerHTML = t[0] + html + t[1]; + t[2].times(function() { div = div.firstChild }); + } else div.innerHTML = html; return $A(div.childNodes); }; Element._insertionTranslations = { - before: { - adjacency: 'beforeBegin', - insert: function(element, node) { - element.parentNode.insertBefore(node, element); - }, - initializeRange: function(element, range) { - range.setStartBefore(element); - } + before: function(element, node) { + element.parentNode.insertBefore(node, element); }, - top: { - adjacency: 'afterBegin', - insert: function(element, node) { - element.insertBefore(node, element.firstChild); - }, - initializeRange: function(element, range) { - range.selectNodeContents(element); - range.collapse(true); - } + top: function(element, node) { + element.insertBefore(node, element.firstChild); }, - bottom: { - adjacency: 'beforeEnd', - insert: function(element, node) { - element.appendChild(node); - } + bottom: function(element, node) { + element.appendChild(node); }, - after: { - adjacency: 'afterEnd', - insert: function(element, node) { - element.parentNode.insertBefore(node, element.nextSibling); - }, - initializeRange: function(element, range) { - range.setStartAfter(element); - } + after: function(element, node) { + element.parentNode.insertBefore(node, element.nextSibling); }, tags: { TABLE: ['', '
', 1], @@ -2532,7 +2510,6 @@ Element._insertionTranslations = { }; (function() { - this.bottom.initializeRange = this.top.initializeRange; Object.extend(this.tags, { THEAD: this.tags.TBODY, TFOOT: this.tags.TBODY, @@ -2716,7 +2693,7 @@ document.viewport = { window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); } }; -/* Portions of the Selector class are derived from Jack Slocum’s DomQuery, +/* Portions of the Selector class are derived from Jack Slocum’s DomQuery, * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style * license. Please see http://www.yui-ext.com/ for more information. */ @@ -2959,13 +2936,13 @@ Object.extend(Selector, { }, criteria: { - tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', - className: 'n = h.className(n, r, "#{1}", c); c = false;', - id: 'n = h.id(n, r, "#{1}", c); c = false;', - attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;', + tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', + className: 'n = h.className(n, r, "#{1}", c); c = false;', + id: 'n = h.id(n, r, "#{1}", c); c = false;', + attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', attr: function(m) { m[3] = (m[5] || m[6]); - return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m); + return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); }, pseudo: function(m) { if (m[6]) m[6] = m[6].replace(/"/g, '\\"'); @@ -2989,7 +2966,8 @@ Object.extend(Selector, { tagName: /^\s*(\*|[\w\-]+)(\b|$)?/, id: /^#([\w\-\*]+)(\b|$)/, className: /^\.([\w\-\*]+)(\b|$)/, - pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s)|(?=:))/, + pseudo: +/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/, attrPresence: /^\[([\w]+)\]/, attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ }, @@ -3014,7 +2992,7 @@ Object.extend(Selector, { attr: function(element, matches) { var nodeValue = Element.readAttribute(element, matches[1]); - return Selector.operators[matches[2]](nodeValue, matches[3]); + return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); } }, @@ -3029,14 +3007,15 @@ Object.extend(Selector, { // marks an array of nodes for counting mark: function(nodes) { + var _true = Prototype.emptyFunction; for (var i = 0, node; node = nodes[i]; i++) - node._counted = true; + node._countedByPrototype = _true; return nodes; }, unmark: function(nodes) { for (var i = 0, node; node = nodes[i]; i++) - node._counted = undefined; + node._countedByPrototype = undefined; return nodes; }, @@ -3044,15 +3023,15 @@ Object.extend(Selector, { // "ofType" flag indicates whether we're indexing for nth-of-type // rather than nth-child index: function(parentNode, reverse, ofType) { - parentNode._counted = true; + parentNode._countedByPrototype = Prototype.emptyFunction; if (reverse) { for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { var node = nodes[i]; - if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++; + if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; } } else { for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) - if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++; + if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; } }, @@ -3061,8 +3040,8 @@ Object.extend(Selector, { if (nodes.length == 0) return nodes; var results = [], n; for (var i = 0, l = nodes.length; i < l; i++) - if (!(n = nodes[i])._counted) { - n._counted = true; + if (!(n = nodes[i])._countedByPrototype) { + n._countedByPrototype = Prototype.emptyFunction; results.push(Element.extend(n)); } return Selector.handlers.unmark(results); @@ -3114,7 +3093,7 @@ Object.extend(Selector, { // TOKEN FUNCTIONS tagName: function(nodes, root, tagName, combinator) { - tagName = tagName.toUpperCase(); + var uTagName = tagName.toUpperCase(); var results = [], h = Selector.handlers; if (nodes) { if (combinator) { @@ -3127,7 +3106,7 @@ Object.extend(Selector, { if (tagName == "*") return nodes; } for (var i = 0, node; node = nodes[i]; i++) - if (node.tagName.toUpperCase() == tagName) results.push(node); + if (node.tagName.toUpperCase() === uTagName) results.push(node); return results; } else return root.getElementsByTagName(tagName); }, @@ -3174,16 +3153,18 @@ Object.extend(Selector, { return results; }, - attrPresence: function(nodes, root, attr) { + attrPresence: function(nodes, root, attr, combinator) { if (!nodes) nodes = root.getElementsByTagName("*"); + if (nodes && combinator) nodes = this[combinator](nodes); var results = []; for (var i = 0, node; node = nodes[i]; i++) if (Element.hasAttribute(node, attr)) results.push(node); return results; }, - attr: function(nodes, root, attr, value, operator) { + attr: function(nodes, root, attr, value, operator, combinator) { if (!nodes) nodes = root.getElementsByTagName("*"); + if (nodes && combinator) nodes = this[combinator](nodes); var handler = Selector.operators[operator], results = []; for (var i = 0, node; node = nodes[i]; i++) { var nodeValue = Element.readAttribute(node, attr); @@ -3262,7 +3243,7 @@ Object.extend(Selector, { var h = Selector.handlers, results = [], indexed = [], m; h.mark(nodes); for (var i = 0, node; node = nodes[i]; i++) { - if (!node.parentNode._counted) { + if (!node.parentNode._countedByPrototype) { h.index(node.parentNode, reverse, ofType); indexed.push(node.parentNode); } @@ -3300,7 +3281,7 @@ Object.extend(Selector, { var exclusions = new Selector(selector).findElements(root); h.mark(exclusions); for (var i = 0, results = [], node; node = nodes[i]; i++) - if (!node._counted) results.push(node); + if (!node._countedByPrototype) results.push(node); h.unmark(exclusions); return results; }, @@ -3334,11 +3315,19 @@ Object.extend(Selector, { '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); } }, + split: function(expression) { + var expressions = []; + expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { + expressions.push(m[1].strip()); + }); + return expressions; + }, + matchElements: function(elements, expression) { - var matches = new Selector(expression).findElements(), h = Selector.handlers; + var matches = $$(expression), h = Selector.handlers; h.mark(matches); for (var i = 0, results = [], element; element = elements[i]; i++) - if (element._counted) results.push(element); + if (element._countedByPrototype) results.push(element); h.unmark(matches); return results; }, @@ -3351,11 +3340,7 @@ Object.extend(Selector, { }, findChildElements: function(element, expressions) { - var exprs = expressions.join(','); - expressions = []; - exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { - expressions.push(m[1].strip()); - }); + expressions = Selector.split(expressions.join(',')); var results = [], h = Selector.handlers; for (var i = 0, l = expressions.length, selector; i < l; i++) { selector = new Selector(expressions[i].strip()); @@ -3366,13 +3351,22 @@ Object.extend(Selector, { }); if (Prototype.Browser.IE) { - // IE returns comment nodes on getElementsByTagName("*"). - // Filter them out. - Selector.handlers.concat = function(a, b) { - for (var i = 0, node; node = b[i]; i++) - if (node.tagName !== "!") a.push(node); - return a; - }; + Object.extend(Selector.handlers, { + // IE returns comment nodes on getElementsByTagName("*"). + // Filter them out. + concat: function(a, b) { + for (var i = 0, node; node = b[i]; i++) + if (node.tagName !== "!") a.push(node); + return a; + }, + + // IE improperly serializes _countedByPrototype in (inner|outer)HTML. + unmark: function(nodes) { + for (var i = 0, node; node = nodes[i]; i++) + node.removeAttribute('_countedByPrototype'); + return nodes; + } + }); } function $$() { @@ -3850,9 +3844,9 @@ Object.extend(Event, (function() { var cache = Event.cache; function getEventID(element) { - if (element._eventID) return element._eventID; + if (element._prototypeEventID) return element._prototypeEventID[0]; arguments.callee.id = arguments.callee.id || 1; - return element._eventID = ++arguments.callee.id; + return element._prototypeEventID = [++arguments.callee.id]; } function getDOMEventName(eventName) { @@ -3880,7 +3874,7 @@ Object.extend(Event, (function() { return false; Event.extend(event); - handler.call(element, event) + handler.call(element, event); }; wrapper.handler = handler; @@ -3962,11 +3956,12 @@ Object.extend(Event, (function() { if (element == document && document.createEvent && !element.dispatchEvent) element = document.documentElement; + var event; if (document.createEvent) { - var event = document.createEvent("HTMLEvents"); + event = document.createEvent("HTMLEvents"); event.initEvent("dataavailable", true, true); } else { - var event = document.createEventObject(); + event = document.createEventObject(); event.eventType = "ondataavailable"; } @@ -3995,20 +3990,21 @@ Element.addMethods({ Object.extend(document, { fire: Element.Methods.fire.methodize(), observe: Element.Methods.observe.methodize(), - stopObserving: Element.Methods.stopObserving.methodize() + stopObserving: Element.Methods.stopObserving.methodize(), + loaded: false }); (function() { /* Support for the DOMContentLoaded event is based on work by Dan Webb, Matthias Miller, Dean Edwards and John Resig. */ - var timer, fired = false; + var timer; function fireContentLoadedEvent() { - if (fired) return; + if (document.loaded) return; if (timer) window.clearInterval(timer); document.fire("dom:loaded"); - fired = true; + document.loaded = true; } if (document.addEventListener) { diff --git a/railties/html/javascripts/prototype.js b/railties/html/javascripts/prototype.js index 546f9fe449..2c70b8a7e8 100644 --- a/railties/html/javascripts/prototype.js +++ b/railties/html/javascripts/prototype.js @@ -1,5 +1,5 @@ -/* Prototype JavaScript framework, version 1.6.0.1 - * (c) 2005-2007 Sam Stephenson +/* Prototype JavaScript framework, version 1.6.0.2 + * (c) 2005-2008 Sam Stephenson * * Prototype is freely distributable under the terms of an MIT-style license. * For details, see the Prototype web site: http://www.prototypejs.org/ @@ -7,7 +7,7 @@ *--------------------------------------------------------------------------*/ var Prototype = { - Version: '1.6.0.1', + Version: '1.6.0.2', Browser: { IE: !!(window.attachEvent && !window.opera), @@ -110,7 +110,7 @@ Object.extend(Object, { try { if (Object.isUndefined(object)) return 'undefined'; if (object === null) return 'null'; - return object.inspect ? object.inspect() : object.toString(); + return object.inspect ? object.inspect() : String(object); } catch (e) { if (e instanceof RangeError) return '...'; throw e; @@ -171,7 +171,8 @@ Object.extend(Object, { }, isArray: function(object) { - return object && object.constructor === Array; + return object != null && typeof object == "object" && + 'splice' in object && 'join' in object; }, isHash: function(object) { @@ -578,7 +579,7 @@ var Template = Class.create({ } return before + String.interpret(ctx); - }.bind(this)); + }); } }); Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; @@ -806,20 +807,20 @@ Object.extend(Enumerable, { function $A(iterable) { if (!iterable) return []; if (iterable.toArray) return iterable.toArray(); - var length = iterable.length, results = new Array(length); + var length = iterable.length || 0, results = new Array(length); while (length--) results[length] = iterable[length]; return results; } if (Prototype.Browser.WebKit) { - function $A(iterable) { + $A = function(iterable) { if (!iterable) return []; if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') && iterable.toArray) return iterable.toArray(); - var length = iterable.length, results = new Array(length); + var length = iterable.length || 0, results = new Array(length); while (length--) results[length] = iterable[length]; return results; - } + }; } Array.from = $A; @@ -1298,7 +1299,7 @@ Ajax.Request = Class.create(Ajax.Base, { var contentType = response.getHeader('Content-type'); if (this.options.evalJS == 'force' - || (this.options.evalJS && contentType + || (this.options.evalJS && this.isSameOrigin() && contentType && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) this.evalResponse(); } @@ -1316,9 +1317,18 @@ Ajax.Request = Class.create(Ajax.Base, { } }, + isSameOrigin: function() { + var m = this.url.match(/^\s*https?:\/\/[^\/]*/); + return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ + protocol: location.protocol, + domain: document.domain, + port: location.port ? ':' + location.port : '' + })); + }, + getHeader: function(name) { try { - return this.transport.getResponseHeader(name); + return this.transport.getResponseHeader(name) || null; } catch (e) { return null } }, @@ -1391,7 +1401,8 @@ Ajax.Response = Class.create({ if (!json) return null; json = decodeURIComponent(escape(json)); try { - return json.evalJSON(this.request.options.sanitizeJSON); + return json.evalJSON(this.request.options.sanitizeJSON || + !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } @@ -1404,7 +1415,8 @@ Ajax.Response = Class.create({ this.responseText.blank()) return null; try { - return this.responseText.evalJSON(options.sanitizeJSON); + return this.responseText.evalJSON(options.sanitizeJSON || + !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } @@ -1608,24 +1620,28 @@ Element.Methods = { Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) insertions = {bottom:insertions}; - var content, t, range; + var content, insert, tagName, childNodes; - for (position in insertions) { + for (var position in insertions) { content = insertions[position]; position = position.toLowerCase(); - t = Element._insertionTranslations[position]; + insert = Element._insertionTranslations[position]; if (content && content.toElement) content = content.toElement(); if (Object.isElement(content)) { - t.insert(element, content); + insert(element, content); continue; } content = Object.toHTML(content); - range = element.ownerDocument.createRange(); - t.initializeRange(element, range); - t.insert(element, range.createContextualFragment(content.stripScripts())); + tagName = ((position == 'before' || position == 'after') + ? element.parentNode : element).tagName.toUpperCase(); + + childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); + + if (position == 'top' || position == 'after') childNodes.reverse(); + childNodes.each(insert.curry(element)); content.evalScripts.bind(content).defer(); } @@ -1670,7 +1686,7 @@ Element.Methods = { }, descendants: function(element) { - return $(element).getElementsBySelector("*"); + return $(element).select("*"); }, firstDescendant: function(element) { @@ -1709,32 +1725,31 @@ Element.Methods = { element = $(element); if (arguments.length == 1) return $(element.parentNode); var ancestors = element.ancestors(); - return expression ? Selector.findElement(ancestors, expression, index) : - ancestors[index || 0]; + return Object.isNumber(expression) ? ancestors[expression] : + Selector.findElement(ancestors, expression, index); }, down: function(element, expression, index) { element = $(element); if (arguments.length == 1) return element.firstDescendant(); - var descendants = element.descendants(); - return expression ? Selector.findElement(descendants, expression, index) : - descendants[index || 0]; + return Object.isNumber(expression) ? element.descendants()[expression] : + element.select(expression)[index || 0]; }, previous: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); var previousSiblings = element.previousSiblings(); - return expression ? Selector.findElement(previousSiblings, expression, index) : - previousSiblings[index || 0]; + return Object.isNumber(expression) ? previousSiblings[expression] : + Selector.findElement(previousSiblings, expression, index); }, next: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); var nextSiblings = element.nextSiblings(); - return expression ? Selector.findElement(nextSiblings, expression, index) : - nextSiblings[index || 0]; + return Object.isNumber(expression) ? nextSiblings[expression] : + Selector.findElement(nextSiblings, expression, index); }, select: function() { @@ -1860,7 +1875,8 @@ Element.Methods = { do { ancestor = ancestor.parentNode; } while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode); } - if (nextAncestor) return (e > a && e < nextAncestor.sourceIndex); + if (nextAncestor && nextAncestor.sourceIndex) + return (e > a && e < nextAncestor.sourceIndex); } while (element = element.parentNode) @@ -2004,7 +2020,7 @@ Element.Methods = { if (element) { if (element.tagName == 'BODY') break; var p = Element.getStyle(element, 'position'); - if (p == 'relative' || p == 'absolute') break; + if (p !== 'static') break; } } while (element); return Element._returnOffset(valueL, valueT); @@ -2153,46 +2169,6 @@ Element._attributeTranslations = { } }; - -if (!document.createRange || Prototype.Browser.Opera) { - Element.Methods.insert = function(element, insertions) { - element = $(element); - - if (Object.isString(insertions) || Object.isNumber(insertions) || - Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) - insertions = { bottom: insertions }; - - var t = Element._insertionTranslations, content, position, pos, tagName; - - for (position in insertions) { - content = insertions[position]; - position = position.toLowerCase(); - pos = t[position]; - - if (content && content.toElement) content = content.toElement(); - if (Object.isElement(content)) { - pos.insert(element, content); - continue; - } - - content = Object.toHTML(content); - tagName = ((position == 'before' || position == 'after') - ? element.parentNode : element).tagName.toUpperCase(); - - if (t.tags[tagName]) { - var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); - if (position == 'top' || position == 'after') fragments.reverse(); - fragments.each(pos.insert.curry(element)); - } - else element.insertAdjacentHTML(pos.adjacency, content.stripScripts()); - - content.evalScripts.bind(content).defer(); - } - - return element; - }; -} - if (Prototype.Browser.Opera) { Element.Methods.getStyle = Element.Methods.getStyle.wrap( function(proceed, element, style) { @@ -2237,12 +2213,31 @@ if (Prototype.Browser.Opera) { } else if (Prototype.Browser.IE) { - $w('positionedOffset getOffsetParent viewportOffset').each(function(method) { + // IE doesn't report offsets correctly for static elements, so we change them + // to "relative" to get the values, then change them back. + Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap( + function(proceed, element) { + element = $(element); + var position = element.getStyle('position'); + if (position !== 'static') return proceed(element); + element.setStyle({ position: 'relative' }); + var value = proceed(element); + element.setStyle({ position: position }); + return value; + } + ); + + $w('positionedOffset viewportOffset').each(function(method) { Element.Methods[method] = Element.Methods[method].wrap( function(proceed, element) { element = $(element); var position = element.getStyle('position'); - if (position != 'static') return proceed(element); + if (position !== 'static') return proceed(element); + // Trigger hasLayout on the offset parent so that IE6 reports + // accurate offsetTop and offsetLeft values for position: fixed. + var offsetParent = element.getOffsetParent(); + if (offsetParent && offsetParent.getStyle('position') === 'fixed') + offsetParent.setStyle({ zoom: 1 }); element.setStyle({ position: 'relative' }); var value = proceed(element); element.setStyle({ position: position }); @@ -2324,7 +2319,10 @@ else if (Prototype.Browser.IE) { }; Element._attributeTranslations.write = { - names: Object.clone(Element._attributeTranslations.read.names), + names: Object.extend({ + cellpadding: 'cellPadding', + cellspacing: 'cellSpacing' + }, Element._attributeTranslations.read.names), values: { checked: function(element, value) { element.checked = !!value; @@ -2444,7 +2442,7 @@ if (Prototype.Browser.IE || Prototype.Browser.Opera) { }; } -if (document.createElement('div').outerHTML) { +if ('outerHTML' in document.createElement('div')) { Element.Methods.replace = function(element, content) { element = $(element); @@ -2482,45 +2480,25 @@ Element._returnOffset = function(l, t) { Element._getContentFromAnonymousElement = function(tagName, html) { var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; - div.innerHTML = t[0] + html + t[1]; - t[2].times(function() { div = div.firstChild }); + if (t) { + div.innerHTML = t[0] + html + t[1]; + t[2].times(function() { div = div.firstChild }); + } else div.innerHTML = html; return $A(div.childNodes); }; Element._insertionTranslations = { - before: { - adjacency: 'beforeBegin', - insert: function(element, node) { - element.parentNode.insertBefore(node, element); - }, - initializeRange: function(element, range) { - range.setStartBefore(element); - } + before: function(element, node) { + element.parentNode.insertBefore(node, element); }, - top: { - adjacency: 'afterBegin', - insert: function(element, node) { - element.insertBefore(node, element.firstChild); - }, - initializeRange: function(element, range) { - range.selectNodeContents(element); - range.collapse(true); - } + top: function(element, node) { + element.insertBefore(node, element.firstChild); }, - bottom: { - adjacency: 'beforeEnd', - insert: function(element, node) { - element.appendChild(node); - } + bottom: function(element, node) { + element.appendChild(node); }, - after: { - adjacency: 'afterEnd', - insert: function(element, node) { - element.parentNode.insertBefore(node, element.nextSibling); - }, - initializeRange: function(element, range) { - range.setStartAfter(element); - } + after: function(element, node) { + element.parentNode.insertBefore(node, element.nextSibling); }, tags: { TABLE: ['', '
', 1], @@ -2532,7 +2510,6 @@ Element._insertionTranslations = { }; (function() { - this.bottom.initializeRange = this.top.initializeRange; Object.extend(this.tags, { THEAD: this.tags.TBODY, TFOOT: this.tags.TBODY, @@ -2716,7 +2693,7 @@ document.viewport = { window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); } }; -/* Portions of the Selector class are derived from Jack Slocum’s DomQuery, +/* Portions of the Selector class are derived from Jack Slocum’s DomQuery, * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style * license. Please see http://www.yui-ext.com/ for more information. */ @@ -2959,13 +2936,13 @@ Object.extend(Selector, { }, criteria: { - tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', - className: 'n = h.className(n, r, "#{1}", c); c = false;', - id: 'n = h.id(n, r, "#{1}", c); c = false;', - attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;', + tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', + className: 'n = h.className(n, r, "#{1}", c); c = false;', + id: 'n = h.id(n, r, "#{1}", c); c = false;', + attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', attr: function(m) { m[3] = (m[5] || m[6]); - return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m); + return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); }, pseudo: function(m) { if (m[6]) m[6] = m[6].replace(/"/g, '\\"'); @@ -2989,7 +2966,8 @@ Object.extend(Selector, { tagName: /^\s*(\*|[\w\-]+)(\b|$)?/, id: /^#([\w\-\*]+)(\b|$)/, className: /^\.([\w\-\*]+)(\b|$)/, - pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s)|(?=:))/, + pseudo: +/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/, attrPresence: /^\[([\w]+)\]/, attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ }, @@ -3014,7 +2992,7 @@ Object.extend(Selector, { attr: function(element, matches) { var nodeValue = Element.readAttribute(element, matches[1]); - return Selector.operators[matches[2]](nodeValue, matches[3]); + return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); } }, @@ -3029,14 +3007,15 @@ Object.extend(Selector, { // marks an array of nodes for counting mark: function(nodes) { + var _true = Prototype.emptyFunction; for (var i = 0, node; node = nodes[i]; i++) - node._counted = true; + node._countedByPrototype = _true; return nodes; }, unmark: function(nodes) { for (var i = 0, node; node = nodes[i]; i++) - node._counted = undefined; + node._countedByPrototype = undefined; return nodes; }, @@ -3044,15 +3023,15 @@ Object.extend(Selector, { // "ofType" flag indicates whether we're indexing for nth-of-type // rather than nth-child index: function(parentNode, reverse, ofType) { - parentNode._counted = true; + parentNode._countedByPrototype = Prototype.emptyFunction; if (reverse) { for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { var node = nodes[i]; - if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++; + if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; } } else { for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) - if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++; + if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; } }, @@ -3061,8 +3040,8 @@ Object.extend(Selector, { if (nodes.length == 0) return nodes; var results = [], n; for (var i = 0, l = nodes.length; i < l; i++) - if (!(n = nodes[i])._counted) { - n._counted = true; + if (!(n = nodes[i])._countedByPrototype) { + n._countedByPrototype = Prototype.emptyFunction; results.push(Element.extend(n)); } return Selector.handlers.unmark(results); @@ -3114,7 +3093,7 @@ Object.extend(Selector, { // TOKEN FUNCTIONS tagName: function(nodes, root, tagName, combinator) { - tagName = tagName.toUpperCase(); + var uTagName = tagName.toUpperCase(); var results = [], h = Selector.handlers; if (nodes) { if (combinator) { @@ -3127,7 +3106,7 @@ Object.extend(Selector, { if (tagName == "*") return nodes; } for (var i = 0, node; node = nodes[i]; i++) - if (node.tagName.toUpperCase() == tagName) results.push(node); + if (node.tagName.toUpperCase() === uTagName) results.push(node); return results; } else return root.getElementsByTagName(tagName); }, @@ -3174,16 +3153,18 @@ Object.extend(Selector, { return results; }, - attrPresence: function(nodes, root, attr) { + attrPresence: function(nodes, root, attr, combinator) { if (!nodes) nodes = root.getElementsByTagName("*"); + if (nodes && combinator) nodes = this[combinator](nodes); var results = []; for (var i = 0, node; node = nodes[i]; i++) if (Element.hasAttribute(node, attr)) results.push(node); return results; }, - attr: function(nodes, root, attr, value, operator) { + attr: function(nodes, root, attr, value, operator, combinator) { if (!nodes) nodes = root.getElementsByTagName("*"); + if (nodes && combinator) nodes = this[combinator](nodes); var handler = Selector.operators[operator], results = []; for (var i = 0, node; node = nodes[i]; i++) { var nodeValue = Element.readAttribute(node, attr); @@ -3262,7 +3243,7 @@ Object.extend(Selector, { var h = Selector.handlers, results = [], indexed = [], m; h.mark(nodes); for (var i = 0, node; node = nodes[i]; i++) { - if (!node.parentNode._counted) { + if (!node.parentNode._countedByPrototype) { h.index(node.parentNode, reverse, ofType); indexed.push(node.parentNode); } @@ -3300,7 +3281,7 @@ Object.extend(Selector, { var exclusions = new Selector(selector).findElements(root); h.mark(exclusions); for (var i = 0, results = [], node; node = nodes[i]; i++) - if (!node._counted) results.push(node); + if (!node._countedByPrototype) results.push(node); h.unmark(exclusions); return results; }, @@ -3334,11 +3315,19 @@ Object.extend(Selector, { '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); } }, + split: function(expression) { + var expressions = []; + expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { + expressions.push(m[1].strip()); + }); + return expressions; + }, + matchElements: function(elements, expression) { - var matches = new Selector(expression).findElements(), h = Selector.handlers; + var matches = $$(expression), h = Selector.handlers; h.mark(matches); for (var i = 0, results = [], element; element = elements[i]; i++) - if (element._counted) results.push(element); + if (element._countedByPrototype) results.push(element); h.unmark(matches); return results; }, @@ -3351,11 +3340,7 @@ Object.extend(Selector, { }, findChildElements: function(element, expressions) { - var exprs = expressions.join(','); - expressions = []; - exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { - expressions.push(m[1].strip()); - }); + expressions = Selector.split(expressions.join(',')); var results = [], h = Selector.handlers; for (var i = 0, l = expressions.length, selector; i < l; i++) { selector = new Selector(expressions[i].strip()); @@ -3366,13 +3351,22 @@ Object.extend(Selector, { }); if (Prototype.Browser.IE) { - // IE returns comment nodes on getElementsByTagName("*"). - // Filter them out. - Selector.handlers.concat = function(a, b) { - for (var i = 0, node; node = b[i]; i++) - if (node.tagName !== "!") a.push(node); - return a; - }; + Object.extend(Selector.handlers, { + // IE returns comment nodes on getElementsByTagName("*"). + // Filter them out. + concat: function(a, b) { + for (var i = 0, node; node = b[i]; i++) + if (node.tagName !== "!") a.push(node); + return a; + }, + + // IE improperly serializes _countedByPrototype in (inner|outer)HTML. + unmark: function(nodes) { + for (var i = 0, node; node = nodes[i]; i++) + node.removeAttribute('_countedByPrototype'); + return nodes; + } + }); } function $$() { @@ -3850,9 +3844,9 @@ Object.extend(Event, (function() { var cache = Event.cache; function getEventID(element) { - if (element._eventID) return element._eventID; + if (element._prototypeEventID) return element._prototypeEventID[0]; arguments.callee.id = arguments.callee.id || 1; - return element._eventID = ++arguments.callee.id; + return element._prototypeEventID = [++arguments.callee.id]; } function getDOMEventName(eventName) { @@ -3880,7 +3874,7 @@ Object.extend(Event, (function() { return false; Event.extend(event); - handler.call(element, event) + handler.call(element, event); }; wrapper.handler = handler; @@ -3962,11 +3956,12 @@ Object.extend(Event, (function() { if (element == document && document.createEvent && !element.dispatchEvent) element = document.documentElement; + var event; if (document.createEvent) { - var event = document.createEvent("HTMLEvents"); + event = document.createEvent("HTMLEvents"); event.initEvent("dataavailable", true, true); } else { - var event = document.createEventObject(); + event = document.createEventObject(); event.eventType = "ondataavailable"; } @@ -3995,20 +3990,21 @@ Element.addMethods({ Object.extend(document, { fire: Element.Methods.fire.methodize(), observe: Element.Methods.observe.methodize(), - stopObserving: Element.Methods.stopObserving.methodize() + stopObserving: Element.Methods.stopObserving.methodize(), + loaded: false }); (function() { /* Support for the DOMContentLoaded event is based on work by Dan Webb, Matthias Miller, Dean Edwards and John Resig. */ - var timer, fired = false; + var timer; function fireContentLoadedEvent() { - if (fired) return; + if (document.loaded) return; if (timer) window.clearInterval(timer); document.fire("dom:loaded"); - fired = true; + document.loaded = true; } if (document.addEventListener) {