libjs-sdp-transform 1.4.0-2 / usr / share / javascript / sdp-transform / parser.min.js

var toIntIfInt=function(v){return String(Number(v))===v?Number(v):v};var attachProperties=function(match,location,names,rawName){if(rawName&&!names){location[rawName]=toIntIfInt(match[1])}else{for(var i=0;i<names.length;i+=1){if(match[i+1]!=null){location[names[i]]=toIntIfInt(match[i+1])}}}};var parseReg=function(obj,location,content){var needsBlank=obj.name&&obj.names;if(obj.push&&!location[obj.push]){location[obj.push]=[]}else if(needsBlank&&!location[obj.name]){location[obj.name]={}}var keyLocation=obj.push?{}:needsBlank?location[obj.name]:location;attachProperties(content.match(obj.reg),keyLocation,obj.names,obj.name);if(obj.push){location[obj.push].push(keyLocation)}};var grammar=require("./grammar");var validLine=RegExp.prototype.test.bind(/^([a-z])=(.*)/);exports.parse=function(sdp){var session={},media=[],location=session;sdp.split(/(\r\n|\r|\n)/).filter(validLine).forEach(function(l){var type=l[0];var content=l.slice(2);if(type==="m"){media.push({rtp:[],fmtp:[]});location=media[media.length-1]}for(var j=0;j<(grammar[type]||[]).length;j+=1){var obj=grammar[type][j];if(obj.reg.test(content)){return parseReg(obj,location,content)}}});session.media=media;return session};var fmtpReducer=function(acc,expr){var s=expr.split("=");if(s.length===2){acc[s[0]]=toIntIfInt(s[1])}return acc};exports.parseFmtpConfig=function(str){return str.split(";").reduce(fmtpReducer,{})};exports.parsePayloads=function(str){return str.split(" ").map(Number)};exports.parseRemoteCandidates=function(str){var candidates=[];var parts=str.split(" ").map(toIntIfInt);for(var i=0;i<parts.length;i+=3){candidates.push({component:parts[i],ip:parts[i+1],port:parts[i+2]})}return candidates};