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The Git repository is here.
- Revision:
- 390
- Log:
Initial import of Canvass, a donations-based poll application.
- Author:
- rool
- Date:
- Mon Mar 21 14:58:04 +0000 2011
- Size:
- 4744 Bytes
1 | // script.aculo.us builder.js v1.8.3, Thu Oct 08 11:23:33 +0200 2009 |
2 | |
3 | // Copyright (c) 2005-2009 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) |
4 | // |
5 | // script.aculo.us is freely distributable under the terms of an MIT-style license. |
6 | // For details, see the script.aculo.us web site: http://script.aculo.us/ |
7 | |
8 | var Builder = { |
9 | NODEMAP: { |
10 | AREA: 'map', |
11 | CAPTION: 'table', |
12 | COL: 'table', |
13 | COLGROUP: 'table', |
14 | LEGEND: 'fieldset', |
15 | OPTGROUP: 'select', |
16 | OPTION: 'select', |
17 | PARAM: 'object', |
18 | TBODY: 'table', |
19 | TD: 'table', |
20 | TFOOT: 'table', |
21 | TH: 'table', |
22 | THEAD: 'table', |
23 | TR: 'table' |
24 | }, |
25 | // note: For Firefox < 1.5, OPTION and OPTGROUP tags are currently broken, |
26 | // due to a Firefox bug |
27 | node: function(elementName) { |
28 | elementName = elementName.toUpperCase(); |
29 | |
30 | // try innerHTML approach |
31 | var parentTag = this.NODEMAP[elementName] || 'div'; |
32 | var parentElement = document.createElement(parentTag); |
33 | try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707 |
34 | parentElement.innerHTML = "<" + elementName + "></" + elementName + ">"; |
35 | } catch(e) {} |
36 | var element = parentElement.firstChild || null; |
37 | |
38 | // see if browser added wrapping tags |
39 | if(element && (element.tagName.toUpperCase() != elementName)) |
40 | element = element.getElementsByTagName(elementName)[0]; |
41 | |
42 | // fallback to createElement approach |
43 | if(!element) element = document.createElement(elementName); |
44 | |
45 | // abort if nothing could be created |
46 | if(!element) return; |
47 | |
48 | // attributes (or text) |
49 | if(arguments[1]) |
50 | if(this._isStringOrNumber(arguments[1]) || |
51 | (arguments[1] instanceof Array) || |
52 | arguments[1].tagName) { |
53 | this._children(element, arguments[1]); |
54 | } else { |
55 | var attrs = this._attributes(arguments[1]); |
56 | if(attrs.length) { |
57 | try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707 |
58 | parentElement.innerHTML = "<" +elementName + " " + |
59 | attrs + "></" + elementName + ">"; |
60 | } catch(e) {} |
61 | element = parentElement.firstChild || null; |
62 | // workaround firefox 1.0.X bug |
63 | if(!element) { |
64 | element = document.createElement(elementName); |
65 | for(attr in arguments[1]) |
66 | element[attr == 'class' ? 'className' : attr] = arguments[1][attr]; |
67 | } |
68 | if(element.tagName.toUpperCase() != elementName) |
69 | element = parentElement.getElementsByTagName(elementName)[0]; |
70 | } |
71 | } |
72 | |
73 | // text, or array of children |
74 | if(arguments[2]) |
75 | this._children(element, arguments[2]); |
76 | |
77 | return $(element); |
78 | }, |
79 | _text: function(text) { |
80 | return document.createTextNode(text); |
81 | }, |
82 | |
83 | ATTR_MAP: { |
84 | 'className': 'class', |
85 | 'htmlFor': 'for' |
86 | }, |
87 | |
88 | _attributes: function(attributes) { |
89 | var attrs = []; |
90 | for(attribute in attributes) |
91 | attrs.push((attribute in this.ATTR_MAP ? this.ATTR_MAP[attribute] : attribute) + |
92 | '="' + attributes[attribute].toString().escapeHTML().gsub(/"/,'"') + '"'); |
93 | return attrs.join(" "); |
94 | }, |
95 | _children: function(element, children) { |
96 | if(children.tagName) { |
97 | element.appendChild(children); |
98 | return; |
99 | } |
100 | if(typeof children=='object') { // array can hold nodes and text |
101 | children.flatten().each( function(e) { |
102 | if(typeof e=='object') |
103 | element.appendChild(e); |
104 | else |
105 | if(Builder._isStringOrNumber(e)) |
106 | element.appendChild(Builder._text(e)); |
107 | }); |
108 | } else |
109 | if(Builder._isStringOrNumber(children)) |
110 | element.appendChild(Builder._text(children)); |
111 | }, |
112 | _isStringOrNumber: function(param) { |
113 | return(typeof param=='string' || typeof param=='number'); |
114 | }, |
115 | build: function(html) { |
116 | var element = this.node('div'); |
117 | $(element).update(html.strip()); |
118 | return element.down(); |
119 | }, |
120 | dump: function(scope) { |
121 | if(typeof scope != 'object' && typeof scope != 'function') scope = window; //global scope |
122 | |
123 | var tags = ("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY " + |
124 | "BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET " + |
125 | "FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX "+ |
126 | "KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P "+ |
127 | "PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD "+ |
128 | "TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/\s+/); |
129 | |
130 | tags.each( function(tag){ |
131 | scope[tag] = function() { |
132 | return Builder.node.apply(Builder, [tag].concat($A(arguments))); |
133 | }; |
134 | }); |
135 | } |
136 | }; |