Javascript and Python communication by socket and eval javascript in PP
Extendscript code piece:
//#target photoshop
//#target bridge
//#target estoolkit
function doSometing(info)
{
eval (info);
}
var flag =true;
var tcp = null;
var demon = true;
function startServer(port)
{
tcp = new Socket;
// listen on port 1234
//$.writeln ("Chat server listening on port 1234");
if (tcp.listen (port))
{
// poll for a new connection
var connection = pollConnection();
if (connection != null)
{
// alert ("Connection from " + connection.host);
m_cConnection = connection;
readRequestFromClient();
}
}
}
function pollConnection()
{
alert("pollConnection");
var connection = null;
while ((connection =tcp.poll())== null && flag)
$.sleep (1000);
return connection;
}
function readRequestFromClient()
{
alert("readRequestFromClient");
while (flag)
{
info = m_cConnection.read();
alert ("info is :" + info);
if (info == "EXIT")
{
closeConnection();
if (demon)
{
var connection = pollConnection();
if (connection != null)
{
m_cConnection = connection;
continue;
}
}else
{
return;
}
}
if (info == "" || info == null)
{
$.sleep (500);
continue;
}
doSometing(info);
break;
}
}
function responseToClient(info)
{
alert("responseToClient");
if(m_cConnection != null)
{
m_cConnection.writeln(info);
readRequestFromClient();
// m_cConnection.close();
// delete m_cConnection;
}else{
alert("m_cConnection == null");
}
}
function closeConnection()
{
alert("closeConnection");
if(m_cConnection != null)
{
m_cConnection.close();
delete m_cConnection;
}
}
function stopServer()
{
flag = false;
}
var m_cConnection = null;
var btPS = new BridgeTalk;
btPS.target = "photoshop";
function runscriptViaPS(script)
{
alert("runscriptViaPS: "+ script);
btPS.body = script;
btPS.onResult = function (resObj)
{
alert("runscriptViaPS results: "+resObj.body );
doc = eval(resObj.body);
if(doc == false)
{
responseToClient("Failt to runscriptViaPS")
}
else
{
alert("runscriptViaPS successfully");
//alert("sendCreateDocoPS successfully");
responseToClient("runscriptViaPS successfully");
}
}
btPS.send();
}
startServer(1234);
Python code piece:
# Echo server program
import socket
import time
HOST = '127.0.0.1' # Symbolic name meaning the local host
PORT = 1234 # Arbitrary non-privileged port
createDocviaPS = "runscriptViaPS(\" var doc = app.documents.add(800, 600, 2, \\\"docRef\\\", NewDocumentMode.RGB); var r =(doc != null); r.toSource();\")";
saveAsJPGviaPS = "runscriptViaPS(\"var thistimestamp = Math.round(new Date().getTime() / 1000);
saveFile = new File(\\\"Z:/geometrixx/test/1.jpg\\\" );saveOptions = new JPEGSaveOptions(); saveOptions.embedColorProfile = true;saveOptions.formatOptions = FormatOptions.STANDARDBASELINE;saveOptions.matte = MatteType.NONE;saveOptions.quality = 9;var doc=app.activeDocument.saveAs(saveFile, saveOptions,true,Extension.LOWERCASE);var r =(doc != null); r.toSource();\")";
EXIT = "EXIT";
def startServer():
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((HOST, PORT))
s.listen(1)
conn, addr = s.accept()
print 'Connected by', addr
while 1:
data = conn.recv(1024)
if not data: break
conn.send(data)
print 'Received', repr(data);
conn.close()
pass
def startClient():
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((HOST, PORT));
#msg = raw_input().rstrip( '\n' )
msg = createDocviaPS;
s.send(msg);
data = s.recv(1024);
print 'Received', repr(data);
#time.sleep(400);
msg = saveAsJPGviaPS;
s.send(msg);
data = s.recv(1024);
print 'Received', repr(data);
s.send(EXIT);
s.close()
pass
startClient();
""""
# Echo client program
import socket
HOST = 'daring.cwi.nl' # The remote host
PORT = 50007 # The same port as used by the server
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((HOST, PORT))
s.send('Hello, world')
data = s.recv(1024)
s.close()
print 'Received', repr(data)
"""
