Workaround for Twitter OAuth in Ti

gistfile1.txt

var url_string = null;


function findUrl(s){

	// Parses the callback url including oauth_token and oauth_verifier from the webView error message. (The url occurs twice in the long message)

	var hlink = /(ht|f)tp:\/\/([^ \,\;\:\!\)\(\"\'\<\>\f\n\r\t\v])+/g;
		return (s.replace (hlink, function ($0,$1,$2) { s = $0.substring(0,$0.length);
			while (s.length>0 && s.charAt(s.length-1)=='.')
				s=s.substring(0,s.length-1);
				//var the_link = '<a style="color:#546F8A;font-weight:bold;text-decoration:none;" href="javascript:web(\''+s+'\')">'+s+'</a>';
				var the_url = s;
				url_string = the_url;
				return the_url;				
			}
		)
	);
}


// ....  blah blah .. do stuff like open windows with webviews etc.. 
// I've left out all the actual OAuth message signing stuff.. 

webView.addEventListener('error',function(e){
	// After authenticating, Twitter will try to close the window.
	// Obviously, since this a webView, this will break.. so...
	// look for the failed call to the non-existent callBack URL in the error message.

	findUrl(e.message);
	
	if(url_string!=null){

		Ti.API.info('OK. The webview could not get to : '+url_string);
		// This is because we register a non existent url as the callback url on Twitter.
		Ti.API.info('This is a good error ;) .. now parse it');
						
		var uParams = url_string.split('?')[1].split('&');
		
		Ti.API.info(uParams);

		var the_oauth_token = uParams[0].split('=')[1];				
		Ti.API.info('the_oauth_token : '+the_oauth_token);

		// this is the one we want to send back to get an access token.. 
		var the_oauth_verifier = uParams[1].split('=')[1];				
		Ti.API.info('the_oauth_verifier : '+the_oauth_verifier);	
		pin = the_oauth_verifier;
		
		// next, use the oauth_token and oauth_verifier to get the access token and store it.
		// ... 		
		
	}	
});