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| // One way converter from E4X XML to JSON | |
| // 1) turns <body><item>1</item><item>2</item></body> into | |
| // body: {item: ["1", "2"]} so that lists are easier to work with | |
| // 2) turns things like: <body a="a">whatever</body> into | |
| // body: {_a: "a", _: "whatever"} | |
| // however <body>whatever</body> becomes simply body: "whatever | |
| // - attributes specified by ignored are ignored | |
| function E4XtoJSON(xml, ignored) { | |
| var r, children = xml.*, attributes = xml.@*, length = children.length(); | |
| if(length == 0) { | |
| r = xml.toString(); | |
| } else if(length == 1) { | |
| var text = xml.text().toString(); | |
| if(text) { | |
| r = text; | |
| } | |
| } | |
| if(r == undefined) { | |
| r = {}; | |
| for each (var child in children) { | |
| var name = child.localName(); | |
| var json = E4XtoJSON(child, ignored); | |
| var value = r[name]; | |
| if(value) { | |
| if(value.length) { | |
| value.push(json); | |
| } else { | |
| r[name] = [value, json] | |
| } | |
| } else { | |
| r[name] = json; | |
| } | |
| } | |
| } | |
| if(attributes.length()) { | |
| var a = {}, c = 0; | |
| for each (var attribute in attributes) { | |
| var name = attribute.localName(); | |
| if(ignored && ignored.indexOf(name) == -1) { | |
| a["_" + name] = attribute.toString(); | |
| c ++; | |
| } | |
| } | |
| if(c) { | |
| if(r) a._ = r; | |
| return a; | |
| } | |
| } | |
| return r; | |
| } | |
| var json = ''; | |
| var new_msg = msg; // XML version of the message | |
| var original = messageObject.getRawData(); // Raw HL7 message | |
| new_msg.original_message = original.toString(); | |
| json = JSON.stringify(E4XtoJSON(new_msg), null, ' '); // Convert XML HL7 to json | |
| // json = JSON.parse(json); // turn it back into a javascript object | |
| // json.orignal_message = original.toString(); | |
| // json = JSON.stringify(json); | |
| channelMap.put('xml', msg); | |
| channelMap.put('json', json); |
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