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Diffstat (limited to 'trunk/etherpad/src/etherpad/helpers.js')
| -rw-r--r-- | trunk/etherpad/src/etherpad/helpers.js | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/trunk/etherpad/src/etherpad/helpers.js b/trunk/etherpad/src/etherpad/helpers.js new file mode 100644 index 0000000..cafa201 --- /dev/null +++ b/trunk/etherpad/src/etherpad/helpers.js @@ -0,0 +1,276 @@ +/** + * Copyright 2009 Google Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS-IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +import("fastJSON"); +import("jsutils.eachProperty"); +import("faststatic"); +import("comet"); +import("funhtml.META"); + +import("etherpad.globals.*"); +import("etherpad.debug.dmesg"); + +import("etherpad.pro.pro_utils"); + +jimport("java.lang.System.out.println"); + +//---------------------------------------------------------------- +// array that supports contains() in O(1) + +var _UniqueArray = function() { + this._a = []; + this._m = {}; +}; +_UniqueArray.prototype.add = function(x) { + if (!this._m[x]) { + this._a.push(x); + this._m[x] = true; + } +}; +_UniqueArray.prototype.asArray = function() { + return this._a; +}; + +//---------------------------------------------------------------- +// EJS template helpers +//---------------------------------------------------------------- + +function _hd() { + if (!appjet.requestCache.helperData) { + appjet.requestCache.helperData = { + clientVars: {}, + htmlTitle: "", + headExtra: "", + bodyId: "", + bodyClasses: new _UniqueArray(), + cssIncludes: new _UniqueArray(), + jsIncludes: new _UniqueArray(), + includeCometJs: false, + suppressGA: false, + showHeader: true, + robotsPolicy: null + }; + } + return appjet.requestCache.helperData; +} + +function addBodyClass(c) { + _hd().bodyClasses.add(c); +} + +function addClientVars(vars) { + eachProperty(vars, function(k,v) { + _hd().clientVars[k] = v; + }); +} + +function addToHead(stuff) { + _hd().headExtra += stuff; +} + +function setHtmlTitle(t) { + _hd().htmlTitle = t; +} + +function setBodyId(id) { + _hd().bodyId = id; +} + +function includeJs(relpath) { + _hd().jsIncludes.add(relpath); +} + +function includeJQuery() { + includeJs("jquery-1.3.2.js"); +} + +function includeCss(relpath) { + _hd().cssIncludes.add(relpath); +} + +function includeCometJs() { + _hd().includeCometJs = true; +} + +function suppressGA() { + _hd().suppressGA = true; +} + +function hideHeader() { + _hd().showHeader = false; +} + +//---------------------------------------------------------------- +// for rendering HTML +//---------------------------------------------------------------- + +function bodyClasses() { + return _hd().bodyClasses.asArray().join(' '); +} + +function clientVarsScript() { + var x = _hd().clientVars; + x = fastJSON.stringify(x); + if (x == '{}') { + return '<!-- no client vars -->'; + } + x = x.replace(/</g, '\\x3c'); + return [ + '<script type="text/javascript">', + ' // <![CDATA[', + 'var clientVars = '+x+';', + ' // ]]>', + '</script>' + ].join('\n'); +} + +function htmlTitle() { + return _hd().htmlTitle; +} + +function bodyId() { + return _hd().bodyId; +} + +function baseHref() { + return request.scheme + "://"+ request.host + "/"; +} + +function headExtra() { + return _hd().headExtra; +} + +function jsIncludes() { + if (isProduction()) { + var jsincludes = _hd().jsIncludes.asArray(); + if (_hd().includeCometJs) { + jsincludes.splice(0, 0, { + getPath: function() { return 'comet-client.js'; }, + getContents: function() { return comet.clientCode(); }, + getMTime: function() { return comet.clientMTime(); } + }); + } + if (jsincludes.length < 1) { return ''; } + var key = faststatic.getCompressedFilesKey('js', '/static/js', jsincludes); + return '<script type="text/javascript" src="/static/compressed/'+key+'"></script>'; + } else { + var ts = +(new Date); + var r = []; + if (_hd().includeCometJs) { + r.push('<script type="text/javascript" src="'+COMETPATH+'/js/client.js?'+ts+'"></script>'); + } + _hd().jsIncludes.asArray().forEach(function(relpath) { + r.push('<script type="text/javascript" src="/static/js/'+relpath+'?'+ts+'"></script>'); + }); + return r.join('\n'); + } +} + +function cssIncludes() { + if (isProduction()) { + var key = faststatic.getCompressedFilesKey('css', '/static/css', _hd().cssIncludes.asArray()); + return '<link href="/static/compressed/'+key+'" rel="stylesheet" type="text/css" />'; + } else { + var ts = +(new Date); + var r = []; + _hd().cssIncludes.asArray().forEach(function(relpath) { + r.push('<link href="/static/css/'+relpath+'?'+ts+'" rel="stylesheet" type="text/css" />'); + }); + return r.join('\n'); + } +} + +function oemail(username) { + return '<<a class="obfuscemail" href="mailto:'+username+'@p*d.sp***e.inf.fu-berlin.de">'+ + username+'@p*d.sp***e.inf.fu-berlin.de</a>>'; +} + +function googleAnalytics() { + // GA disabled always now. + return ''; + + if (!isProduction()) { return ''; } + if (_hd().suppressGA) { return ''; } + return [ + '<script type="text/javascript">', + ' var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");', + ' document.write(unescape("%3Cscript src=\'" + gaJsHost + "google-analytics.com/ga.js\' type=\'text/javascript\'%3E%3C/script%3E"));', + '</script>', + '<script type="text/javascript">', + 'try {', + ' var pageTracker = _gat._getTracker("UA-6236278-1");', + ' pageTracker._trackPageview();', + '} catch(err) {}</script>' + ].join('\n'); +} + +function isHeaderVisible() { + return _hd().showHeader; +} + +function setRobotsPolicy(policy) { + _hd().robotsPolicy = policy; +} +function robotsMeta() { + if (!_hd().robotsPolicy) { return ''; } + var content = ""; + content += (_hd().robotsPolicy.index ? 'INDEX' : 'NOINDEX'); + content += ", "; + content += (_hd().robotsPolicy.follow ? 'FOLLOW' : 'NOFOLLOW'); + return META({name: "ROBOTS", content: content}); +} + +function thawteSiteSeal() { + return [ + '<div>', + '<table width="10" border="0" cellspacing="0" align="center">', + '<tr>', + '<td>', + '<script src="https://siteseal.thawte.com/cgi/server/thawte_seal_generator.exe"></script>', + '</td>', + '</tr>', + '<tr>', + '<td height="0" align="center">', + '<a style="color:#AD0034" target="_new"', + 'href="http://www.thawte.com/digital-certificates/">', + '<span style="font-family:arial; font-size:8px; color:#AD0034">', + 'ABOUT SSL CERTIFICATES</span>', + '</a>', + '</td>', + '</tr>', + '</table>', + '</div>' + ].join('\n'); +} + +function clearFloats() { + return '<div style="clear: both;"><!-- --></div>'; +} + +function rafterBlogUrl() { + return '/ep/blog/posts/google-acquires-appjet'; +} + +function rafterNote() { + return """<div style='border: 1px solid #ccc; background: #fee; padding: 1em; margin: 1em 0;'> + <b>Note: </b>We are no longer accepting new accounts. <a href='"""+rafterBlogUrl()+"""'>Read more</a>. + </div>"""; +} + +function rafterTerminationDate() { + return "March 31, 2010"; +} + |