#!/usr/bin/python
import nxkey
import tempfile
import subprocess
import os
import sys
import gtk

class RDP:
    def __init__(self, uri):
        self.scheme, self.username, self.password, self.host, self.port = uri.split(':',4)
    def dialog_box(self,text):
      #  Window = gtk.Window()
      #  Window.set_size_request(250, 100)
      #  Window.set_position(gtk.WIN_POS_CENTER)
      #  Window.connect("destroy", gtk.main_quit)
      #  window.set_title("Message dialogs")
        md = gtk.MessageDialog(parent=None, type=gtk.MESSAGE_INFO, buttons=gtk.BUTTONS_CLOSE, message_format=text)
        md.run()
        md.destroy()

    def connect(self):
        #rdp:cloud:qYSv3eQJYY:152.66.243.62:23037
        if self.scheme == "rdp":
            self.connect_rdp()
        elif self.scheme == "nx":
            self.connect_nx()
        elif self.scheme == "sshterm":
            self.connect_sshterm()
        else:
            return False
    def get_temporary_file(self):
        tmpfile = tempfile.NamedTemporaryFile(mode='w', delete=False)
        if not "_" in tmpfile.name:
            return tmpfile
        else:
            tmpfile.close()
            os.unlink(tmpfile.name)
            return self.get_temporary_file()

    def connect_sshterm(self):
        try:
            ssh_subcommand = 'sshpass -p "%(password)s" ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null %(username)s@%(host)s -p%(port)s' \
            % {'username' : self.username, 'password' : self.password, 'host' : self.host, 'port' : self.port}
            ssh_command = ["gnome-terminal", "-e", ssh_subcommand]
            proc = subprocess.check_call(ssh_command, stdout = subprocess.PIPE)
        except:
            self.dialog_box("Unable to connect to host: "+self.host+" at port "+self.port)

    def connect_rdp(self):
        rdp_command = ["rdesktop", "-khu", "-E", "-P", "-0", "-f", "-u", self.username, "-p", self.password, self.host+":"+self.port]
        try:
            proc = subprocess.check_call(rdp_command, stdout = subprocess.PIPE)
        except:
            self.dialog_box("Unable to connect to host: "+self.host+" at port "+self.port)

    def connect_nx(self):
        #Generate temproary config
        password_enc = nxkey.NXKeyGen(self.password).getEncrypted()
        tmpfile = self.get_temporary_file()
        nx_config = """
        <!DOCTYPE NXClientSettings>
        <NXClientSettings application="nxclient" version="1.3" >
        <group name="Advanced" >
        <option key="Cache size" value="16" />
        <option key="Cache size on disk" value="64" />
        <option key="Current keyboard" value="true" />
        <option key="Custom keyboard layout" value="" />
        <option key="Disable DirectDraw" value="false" />
        <option key="Disable ZLIB stream compression" value="false" />
        <option key="Disable deferred updates" value="false" />
        <option key="Enable HTTP proxy" value="false" />
        <option key="Enable SSL encryption" value="true" />
        <option key="Enable response time optimisations" value="false" />
        <option key="Grab keyboard" value="false" />
        <option key="HTTP proxy host" value="" />
        <option key="HTTP proxy port" value="8080" />
        <option key="HTTP proxy username" value="" />
        <option key="Remember HTTP proxy password" value="false" />
        <option key="Restore cache" value="true" />
        <option key="StreamCompression" value="" />
        </group>
        <group name="Environment" >
        <option key="CUPSD path" value="/usr/sbin/cupsd" />
        </group>
        <group name="General" >
        <option key="Automatic reconnect" value="true" />
        <option key="Command line" value="" />
        <option key="Custom Unix Desktop" value="console" />
        <option key="Desktop" value="gnome" />
        <option key="Disable SHM" value="false" />
        <option key="Disable emulate shared pixmaps" value="false" />
        <option key="Link speed" value="lan" />
        <option key="Remember password" value="true" />
        <option key="Resolution" value="fullscreen" />
        <option key="Resolution height" value="600" />
        <option key="Resolution width" value="800" />
        <option key="Server host" value="%(host)s" />
        <option key="Server port" value="%(port)s" />
        <option key="Session" value="unix" />
        <option key="Spread over monitors" value="false" />
        <option key="Use default image encoding" value="0" />
        <option key="Use render" value="true" />
        <option key="Use taint" value="true" />
        <option key="Virtual desktop" value="false" />
        <option key="XAgent encoding" value="true" />
        <option key="displaySaveOnExit" value="true" />
        <option key="xdm broadcast port" value="177" />
        <option key="xdm list host" value="localhost" />
        <option key="xdm list port" value="177" />
        <option key="xdm mode" value="server decide" />
        <option key="xdm query host" value="localhost" />
        <option key="xdm query port" value="177" />
        </group>
        <group name="Images" >
        <option key="Disable JPEG Compression" value="0" />
        <option key="Disable all image optimisations" value="false" />
        <option key="Disable backingstore" value="false" />
        <option key="Disable composite" value="false" />
        <option key="Image Compression Type" value="3" />
        <option key="Image Encoding Type" value="0" />
        <option key="Image JPEG Encoding" value="false" />
        <option key="JPEG Quality" value="6" />
        <option key="RDP Image Encoding" value="3" />
        <option key="RDP JPEG Quality" value="6" />
        <option key="RDP optimization for low-bandwidth link" value="false" />
        <option key="Reduce colors to" value="" />
        <option key="Use PNG Compression" value="true" />
        <option key="VNC JPEG Quality" value="6" />
        <option key="VNC images compression" value="3" />
        </group>
        <group name="Login" >
        <option key="Auth" value="%(password)s" />
        <option key="Guest Mode" value="false" />
        <option key="Guest password" value="" />
        <option key="Guest username" value="" />
        <option key="Login Method" value="nx" />
        <option key="User" value="%(username)s" />
        </group>
        <group name="Services" >
        <option key="Audio" value="false" />
        <option key="IPPPort" value="631" />
        <option key="IPPPrinting" value="false" />
        <option key="Shares" value="false" />
        </group>
        <group name="VNC Session" >
        <option key="Display" value="0" />
        <option key="Remember" value="false" />
        <option key="Server" value="" />
        </group>
        <group name="Windows Session" >
        <option key="Application" value="" />
        <option key="Authentication" value="2" />
        <option key="Color Depth" value="8" />
        <option key="Domain" value="" />
        <option key="Image Cache" value="true" />
        <option key="Password" value="EMPTY_PASSWORD" />
        <option key="Remember" value="true" />
        <option key="Run application" value="false" />
        <option key="Server" value="" />
        <option key="User" value="" />
        </group>
        <group name="share chosen" >
        <option key="Share number" value="0" />
        </group>
        </NXClientSettings>
        """ % {'username' : self.username, 'password' : password_enc, 'host' : self.host, 'port' : self.port}
        tmpfile.write(nx_config)
        tmpfile.close()
        try:
            subprocess.check_call(["/usr/NX/bin/nxclient", "--session", tmpfile.name])
        except:
            pass
        os.unlink(tmpfile.name)
        return


if __name__ == "__main__":
    uri = sys.argv[1]
    connection = RDP(uri)
    connection.connect()
