Q&D node.js script to pull out any Google Reader items tagged with a public label, e.g., "starred".

gistfile1.txt

#!/usr/bin/env node --harmony

"use strict";

var req = require ( "request" );
var fs = require ( "fs" );

# replace these... could be command line args but that would have taken like 15 seconds more.
var userid = "06674516782868565233";
var label = "starred";
var incr = 1000;

var root = "http://www.google.com/reader/public/atom/user/" + userid + "/label/" + label;
var cur = incr;

function dl ( start, cb )
{
  let qstr = "?n=1000";

	if ( start != "" )
	{
		let match = start.match ( /<gr:continuation>(.*?)<\/gr:continuation>/ );

		if ( match )
		{
			qstr += "&c=" + match[ 1 ];

			console.log ( "found continuation " + match[ 1 ] );
		}
		else
		{
			cb ( { error: "No continuation token found" }, 0, null );
		}
	}

	let next = root + qstr;

	console.log ( "requesting " + next );

	req ( next, cb );
}

function rec ( error, response, body )
{
	if ( ! error )
	{
		let fname = label + cur + ".xml";

		console.log ( "writing file " + fname );

		fs.writeFileSync ( fname, body, "utf8" );

		cur += incr;

		dl ( body, rec );
	}
	else
	{
		console.log ( "error:", error, response );
		process.exit ( 0 );
	}
}

dl ( "", rec );