repl.rb

gistfile1.rb

require 'rubygems'
require 'json'
require 'net/telnet'

target_url = "http://www.jewelpet.jp/"
prompt = /^repl> /

INJECT_JS = <<EOS
repl.print( (function(doc){
	var _j = function(s) {
		if (!s) return '';
		
		return s.replace(/"/g, "\\\\\\\""); //'"
	};
	
	var ofs = function(elm) {
		var x = 0;
		var y = 0;
		var w = elm.offsetWidth;
		var h = elm.offsetHeight;
		
		for (;elm;) {
			x += elm.offsetLeft;
			y += elm.offsetTop;
			elm = elm.offsetParent;
		}
		
		return [x, y, w, h];
	};

	var makeImageInfo = function(img, nm) {
		var pos = ofs(img);
		return "{\\\"tagname\\\": \\\""+nm+"\\\", \\\"url\\\": \\\""+_j(img.src)+"\\\", \\\"x\\\":"+pos[0]+", \\\"y\\\":"+pos[1]+", \\\"w\\\":"+pos[2]+", \\\"h\\\":"+pos[3]+"}";
	};

	var ents = [];
	var i;
	
	var ls = doc.getElementsByTagName("img");
	var len = ls.length;
	for (i = 0;i < len;i++) {
		ents.push(makeImageInfo(ls[i], 'img'));
	}

	ls = doc.getElementsByTagName("object");
	len = ls.length;
	for (i = 0;i < len;i++) {
		ents.push(makeImageInfo(ls[i], 'object'));
	}
	
	return ents.join(",");
})(content.document) );
EOS

def wait_load(telnet, pr)
	loaded = false
	STDERR.puts("Wait for load...")
	
	10.times{|i|
		curloc = nil
		telnet.cmd("content.location.href") do |c|
			 curloc = c.gsub(pr,"")
		end
		
		if curloc != "about:blank"
			loaded = true
		end
		
		STDERR.print("\b#{9-i}")
		sleep 0.5
	}
	
	STDERR.puts("\bdone")
	return loaded
end

telnet = Net::Telnet::new(
    "Host" => "localhost",
    "Port" => 4242,
    "Prompt" => prompt
)

telnet.waitfor(prompt)
telnet.cmd("content.location.href = 'about:blank'")

telnet.cmd("content.location.href = '#{target_url}'")
if wait_load(telnet, prompt)
	telnet.cmd(INJECT_JS) {|c|
		STDOUT.puts '[' + c.gsub(prompt, "") +']'
	}
	
end

telnet.close