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comparison atom.js @ 14:03be0717d3f8

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Use the same code for client- and server-side Atom parsing.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Thu, 03 Nov 2011 16:42:00 -0700
parents 161d4ea1c3f8
children
comparison
equal deleted inserted replaced
13:161d4ea1c3f8 14:03be0717d3f8
1 'use strict'; 1 'use strict';
2 2
3 if (!document) 3 if (typeof window === 'undefined') {
4 var Element = require('ltx').Element;
5 var JID = require('./jid');
6 var ns = require('./ns');
7 var config = require('./configuration');
8
4 var document = {}; 9 var document = {};
5 10
6 if (!document.createElementNS)
7 document.createElementNS = function(ns, name) { 11 document.createElementNS = function(ns, name) {
8 return new Element(name, {xmlns: ns}); 12 return new Element(name, {xmlns: ns});
9 }; 13 };
10 14
11 if (!document.createTextNode)
12 document.createTextNode = function(text) { 15 document.createTextNode = function(text) {
13 return text; 16 return text;
14 }; 17 };
15 18
16 parsers[ns.atom] = function(item) { 19 Element.prototype.getAttributeNS = function(ns, name) {
20 // TODO: use the namespace.
21 return this.attrs[name];
22 };
23
24 Element.prototype.setAttributeNS = function(ns, name, value) {
25 // TODO: use the namespace.
26 this.attrs[name] = value;
27 };
28
29 Element.prototype.cloneNode = function(depth) {
30 // XXX
31 return this;
32 };
33
34 Element.prototype.appendChild = function(child) {
35 if (typeof child === 'string')
36 this.t(child);
37 else
38 this.cnode(child);
39 };
40
41 Element.prototype.getElementsByTagNameNS = function(ns, name) {
42 return this.getChildren(name, ns);
43 };
44
45 Element.prototype.__defineGetter__('textContent', function() {
46 return this.getText();
47 });
48
49 Element.prototype.__defineGetter__('firstChild', function() {
50 return this.children[0];
51 });
52
53 Element.prototype.__defineGetter__('childNodes', function() {
54 return this.children;
55 });
56 }
57
58 var atomParser = function(item) {
17 var toDate = function(atom) { 59 var toDate = function(atom) {
18 var d = new Date; 60 var d = new Date;
19 61
20 if (!atom) 62 if (!atom)
21 return d; 63 return d;
36 return d; 78 return d;
37 }; 79 };
38 80
39 var toHTML = function(item, date) { 81 var toHTML = function(item, date) {
40 var atom = item.payload; 82 var atom = item.payload;
41 var id = item.id;
42 83
43 var article = document.createElementNS(ns.xhtml, 'article'); 84 var article = document.createElementNS(ns.xhtml, 'article');
44 85
45 article.setAttributeNS(ns.e, 'id', id); 86 article.setAttributeNS(ns.e, 'id', item.id);
46 var d8601 = date.to8601(); 87 var d8601 = date.to8601();
47 article.setAttributeNS(ns.e, 'date', d8601); 88 article.setAttributeNS(ns.e, 'date', d8601);
48 89
49 var aside = document.createElementNS(ns.xhtml, 'aside'); 90 var aside = document.createElementNS(ns.xhtml, 'aside');
50 article.appendChild(aside); 91 article.appendChild(aside);
68 109
69 var cite = document.createElementNS(ns.xhtml, 'cite'); 110 var cite = document.createElementNS(ns.xhtml, 'cite');
70 try { 111 try {
71 var atomURI = atomAuthor.getElementsByTagNameNS(ns.atom, 'uri')[0].textContent; 112 var atomURI = atomAuthor.getElementsByTagNameNS(ns.atom, 'uri')[0].textContent;
72 var a = document.createElementNS(ns.xhtml, 'a'); 113 var a = document.createElementNS(ns.xhtml, 'a');
73 a.href = atomURI; 114 a.setAttributeNS(null, 'href', atomURI);
74 var atomJID = new JID; 115 var atomJID = new JID;
75 atomJID.uri = atomURI; 116 atomJID.uri = atomURI;
76 117
77 a.appendChild(document.createTextNode(atomName? atomName: atomJID.bare)); 118 a.appendChild(document.createTextNode(atomName? atomName: atomJID.bare));
78 cite.appendChild(a); 119 cite.appendChild(a);
79 120
80 var img = document.createElementNS(ns.xhtml, 'img'); 121 var img = document.createElementNS(ns.xhtml, 'img');
81 img.src = config.avatarRoot + atomJID.bare; 122 img.setAttributeNS(null, 'src', config.avatarRoot + atomJID.bare);
82 aside.appendChild(img); 123 aside.appendChild(img);
83 } catch (e) { 124 } catch (e) {
84 cite.appendChild(document.createTextNode(atomName)); 125 cite.appendChild(document.createTextNode(atomName));
85 } 126 }
86 127
89 130
90 try { 131 try {
91 var atomEmail = atomAuthor.getElementsByTagNameNS(ns.atom, 'email')[0].textContent; 132 var atomEmail = atomAuthor.getElementsByTagNameNS(ns.atom, 'email')[0].textContent;
92 footer.appendChild(document.createTextNode(' (')); 133 footer.appendChild(document.createTextNode(' ('));
93 var a = document.createElementNS(ns.xhtml, 'a'); 134 var a = document.createElementNS(ns.xhtml, 'a');
94 a.href = 'mailto:' + atomEmail; 135 a.setAttributeNS(null, 'href', 'mailto:' + atomEmail);
95 a.appendChild(document.createTextNode('email')); 136 a.appendChild(document.createTextNode('email'));
96 footer.appendChild(a); 137 footer.appendChild(a);
97 footer.appendChild(document.createTextNode(')')); 138 footer.appendChild(document.createTextNode(')'));
98 } catch (e) { 139 } catch (e) {
99 } 140 }
100 141
101 article.appendChild(footer); 142 article.appendChild(footer);
102 } catch (e) { 143 } catch (e) {
103 } 144 }
104 145
105 footer.innerHTML += ', <time datetime="' + d8601 + '">' + date.getRelative() + '</time>'; 146 var time = document.createElementNS(ns.xhtml, 'time');
147 time.setAttributeNS(null, 'datetime', d8601);
148 time.appendChild(document.createTextNode(date.getRelative()));
149 footer.appendChild(document.createTextNode(', '));
150 footer.appendChild(time);
106 151
107 try { 152 try {
108 var atomSummary = atomAuthor.getElementsByTagNameNS(ns.atom, 'summary')[0].textContent; 153 var atomSummary = atomAuthor.getElementsByTagNameNS(ns.atom, 'summary')[0].textContent;
109 var p = document.createElementNS(ns.xhtml, 'p'); 154 var p = document.createElementNS(ns.xhtml, 'p');
110 p.appendChild(document.createTextNode(atomSummary)); 155 p.appendChild(document.createTextNode(atomSummary));
118 if (/^text$/.test(contentType)) { 163 if (/^text$/.test(contentType)) {
119 var p = document.createElementNS(ns.xhtml, 'p'); 164 var p = document.createElementNS(ns.xhtml, 'p');
120 p.appendChild(document.createTextNode(atomContent.textContent)); 165 p.appendChild(document.createTextNode(atomContent.textContent));
121 article.appendChild(p); 166 article.appendChild(p);
122 } else if (/^html$/.test(contentType)) { 167 } else if (/^html$/.test(contentType)) {
123 article.insertAdjacentHTML('beforeend', atomContent.textContent); // FIXME: could be not-well-formed. 168 if (!article.insertAdjacentHTML)
169 article.appendChild(document.createTextNode('Inline HTML inclusion not yet supported server-side.'));
170 else
171 article.insertAdjacentHTML('beforeend', atomContent.textContent); // FIXME: could be not-well-formed.
124 } else if (/^xhtml$/.test(contentType)) { 172 } else if (/^xhtml$/.test(contentType)) {
125 var div = atomContent.firstChild; 173 var div = atomContent.firstChild;
126 var children = div.childNodes; 174 var children = div.childNodes;
127 for (var i=0; i<children.length; i++) 175 for (var i=0; i<children.length; i++) {
128 article.appendChild(children[i].cloneNode(true)); 176 var child = children[i];
177 if (typeof child === 'string')
178 article.appendChild(child);
179 else
180 article.appendChild(child.cloneNode(true));
181 }
129 } else { 182 } else {
130 var contentSrc = atomContent.getAttributeNS(null, 'src'); 183 var contentSrc = atomContent.getAttributeNS(null, 'src');
131 if (contentSrc) { 184 if (contentSrc) {
132 if (/^image\//.test(contentType)) { 185 if (/^image\//.test(contentType)) {
133 var img = document.createElementNS(ns.xhtml, 'img'); 186 var img = document.createElementNS(ns.xhtml, 'img');
164 continue; 217 continue;
165 218
166 var href = new JID; 219 var href = new JID;
167 href.uri = atomLink.getAttributeNS(null, 'href'); 220 href.uri = atomLink.getAttributeNS(null, 'href');
168 221
169 article.innerHTML += '<a href="?jid=' + href.bare + ';node=' + href.query.node + ';comments=' + params.jid + '/' + params.node + '">Comments !</a>'; 222 var a = document.createElementNS(ns.xhtml, 'a');
223 a.setAttributeNS(null, 'href', '?jid=' + href.bare + ';node=' + href.query.node);
224 a.appendChild(document.createTextNode('Comments'));
225 article.appendChild(a);
170 } 226 }
171 227
172 return article; 228 return article;
173 }; 229 };
174 230
175 this.xml = item.payload; 231 this.xml = item.payload;
176 this.date = toDate(item.payload); 232 this.date = toDate(item.payload);
177 this.html = toHTML(item, this.date); 233 this.html = toHTML(item, this.date);
178 } 234 };
235
236 if (typeof parsers !== 'undefined')
237 parsers[ns.atom] = atomParser;
238 else if (typeof module !== 'undefined')
239 module.exports = atomParser;