Add start of HTTP library... currently only does basic HTTP/1.0 and only

supports the GET method.

exec/load/http.js

+load('sockdefs.js');
+load("URL.js");
+
+/*
+ * TODO Stuff:
+ *	Asynchronous requests
+ *	Keep-alive support
+ *	HTTP/1.1 (chunked, trailers, etc)
+ *	Parse response headers
+ */
+
+function HTTPRequest()
+{
+	this.AddDefaultHeaders=function(){
+		// General Headers
+		this.request_headers.push("Connection: close");
+		if(js.global.client != undefined)
+			this.request_headers.push("Via: "+client.protocol.toLowerCase()+"/1.0 "+system.name);
+		// Request Headers
+		this.request_headers.push("Accept: text/*");
+		this.request_headers.push("Accept-Charset: ISO-8859-13,Latin-9,ISO-8859-15");
+		this.request_headers.push("Accept-Encoding: ");
+		this.request_headers.push("Host: "+this.url.host);
+		if(this.referer != undefined)
+			this.request_headers.push("Referer: "+referer);
+		this.request_headers.push("User-Agent: SYNXv0.1");
+	};
+
+	this.SetupGet=function(url, referer, base) {
+		this.referer=referer;
+		this.base=base;
+		this.url=new URL(url, this.base);
+		if(this.url.scheme!='http')
+			throw("Unknown scheme! '"+this.url.scheme+"'");
+		if(this.url.path=='')
+			this.url.path='/';
+		this.request="GET "+url.path+" HTTP/1.0";
+		this.request_headers=[];
+		this.AddDefaultHeaders();
+	};
+
+	this.SendRequest=function() {
+		var i;
+
+		if((this.sock=new Socket(SOCK_STREAM))==null)
+			throw("Unable to create socket");
+		if(!this.sock.connect(this.url.host, this.url.port?this.url.port:80))
+			throw("Unable to connect");
+		if(!this.sock.send(this.request+"\r\n"))
+			throw("Unable to send request");
+		for(i in this.request_headers) {
+			if(!this.sock.send(this.request_headers[i]+"\r\n"))
+				throw("Unable to send headers");
+		}
+		if(!this.sock.send("\r\n"))
+			throw("Unable to terminate headers");
+		if(this.body != undefined) {
+			if(!this.sock.send(this.body))
+				throw("Unable to send body");
+		}
+	};
+
+	this.ReadStatus=function() {
+		this.status_line=this.sock.recvline(4096);
+		if(this.status_line==null)
+			throw("Unable to read status");
+	};
+
+	this.ReadHeaders=function() {
+		var header='';
+		this.response_headers=[];
+
+		for(;;) {
+			header=this.sock.recvline(4096);
+			if(header==null)
+				throw("Unable to receive headers");
+			if(header=='')
+				return;
+		}
+	};
+
+	this.ReadBody=function() {
+		var ch;
+
+		this.body='';
+		while((ch=this.sock.recv(1))!=null && ch != '') {
+			this.body += ch;
+		}
+	};
+
+	this.ReadResponse=function() {
+		this.ReadStatus();
+		this.ReadHeaders();
+		this.ReadBody();
+	};
+
+	this.Get=function(url, referer, base) {
+		this.SetupGet(url,referer,base);
+		this.SendRequest();
+		this.ReadResponse();
+		return(this.body);
+	};
+}