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<html> <head> <title>XML RPC on Nodejs</title> <script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script> <style>body { margin: 0; padding: 0; font: 14px/1.5 'Palatino Linotype', 'Book Antiqua', Palatino, FreeSerif, serif; color: #252519; } a { color: #252519; } a:hover { text-decoration: underline; color: #19469D; } p { margin: 12px 0; } h1, h2, h3 { margin: 0; padding: 0; } table#source { width: 100%; border-collapse: collapse; } table#source td:first-child { padding: 30px 40px 30px 40px; vertical-align: top; } table#source td:first-child, table#source td:first-child pre { width: 450px; } table#source td:last-child { padding: 30px 0 30px 40px; border-left: 1px solid #E5E5EE; background: #F5F5FF; } table#source tr { border-bottom: 1px solid #E5E5EE; } table#source tr.filename { padding-top: 40px; border-top: 1px solid #E5E5EE; } table#source tr.filename td:first-child { text-transform: capitalize; } table#source tr.filename td:last-child { font-size: 12px; } table#source tr.filename h2 { margin: 0; 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function Client(rpc_url) { var info = urlutil.parse(rpc_url); this.http_request = http.request; var port = info.port || 80; if(info.protocol == 'https:') { this.http_request = https.request; if(!info.port) { port = 443; } } this.options = { host: info.hostname, path: info.pathname || '/', method: 'POST', port: port }; if(info.query) { this.options.path += info.search; } };</code></pre> </td> </tr> <tr class="code"> <td class="docs"> create xml rpc request data <h2></h2> <ul><li>param: String method</li><li>param: param1 , param2, ...</li><li>param: Function callback(result)</li><li>return: String xml string</li><li>api: public</li></ul> </td> <td class="code"> <pre><code>Client.prototype.request = function() { var len = arguments.length - 1; var callback = arguments[len]; var params = []; for(var i = 0; i &lt; len; i++) { params.push(arguments[i]); } var body = this.get_xml.apply(this, params); var options = this.options; var that = this; var req = this.http_request(options, function(res) { var chunks = [], length = 0; res.on('data', function(chunk) { length += chunk.length; chunks.push(chunk); }); res.on('end', function(){ var data = new Buffer(length); var error = null; // 延后copy for(var i=0, pos=0, size=chunks.length; i&lt;size; i++) { chunks[i].copy(data, pos); pos += chunks[i].length; } data = data.toString(); if(res.statusCode == 200 || res.statusCode == 201) { data = that.parse(libxml.parseXmlString(data)); } else { error = data; data = null; } if(callback) { callback(error, data, res); } }); }); req.write(body); req.end(); };</code></pre> </td> </tr> <tr class="code"> <td class="docs"> create xml rpc request data <h2></h2> <ul><li>param: String method</li><li>param: param1 , param2, ...</li><li>return: String xml string</li><li>api: public</li></ul> </td> <td class="code"> <pre><code>Client.prototype.get_xml = function() { var method = arguments[0]; var doc = new libxml.Document(); var d = doc.node('methodCall') .node('methodName', method) .parent(); if(arguments.length &gt; 1) { d = d.node('params'); for(var i = 1, len = arguments.length; i &lt; len; i++) { this.serialize(arguments[i], d.node('param').node('value')); } } return doc.toString(); }; Client.prototype.serialize = function(data, d) { switch (data.constructor.name) { case 'Array': var data_xml = d.node('array').node('data'); for(var i = 0, len = data.length; i &lt; len; i++) { this.serialize(data[i], data_xml.node('value')); } break; case 'Object': var struct_xml = d.node('struct'); for(var i in data) { this.serialize(data[i], struct_xml.node('member').node('name', i).parent().node('value')); } break; case 'Number': d.node('int', data.toString()); break; case 'String': d.node('string', data); break; default: d.node('string', data.toString()); } }; Client.prototype.parse = function(xml) { var childNodes; if(xml.constructor.name === 'Array') { childNodes = xml; } else { childNodes = xml.childNodes(); } for (var i = 0, len = childNodes.length; i &lt; len; i ++) { var child = childNodes[i]; var name = child.name(); if (name === 'struct') { var members = child.find('member'); var data = {}; for (var m in members) { var k = members[m].find('name')[0].text(); data[k] = this.parse(members[m].find('value/*')); } return data; } else if (name === 'array') { var values = child.find('data/value'); var data = []; for (var v in values) { data[v] = this.parse(values[v]); } return data; } else if (name === 'string' || name === 'int' || name === 'i4' || name === 'dateTime.iso8601' || name === 'double') { return child.text(); } else if (name !== 'text') { return this.parse(child); } } }; exports.Client = Client;</code></pre> </td> </tr> </body> </html></tbody></table>