271 lines
9.1 KiB
Python
Executable File
271 lines
9.1 KiB
Python
Executable File
#! /opt/openoffice4/program/python
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# -*- coding: utf-8 -*-
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# OpenOffice mobile presentation constroller, as Python
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# by imacat <imacat@mail.imacat.idv.tw>, 2014-02-28
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# Python imports
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import os
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import os.path
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import sys
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import ssl
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import time
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import random
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import BaseHTTPServer
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def append_uno_path():
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""" Appends the path of the uno module to the import path. """
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is_found_uno = False
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for p in sys.path:
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if os.path.exists(os.path.join(p, "uno.py")):
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return
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# For uno.py on MacOS
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cand = "/Applications/OpenOffice.app/Contents/MacOS"
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if os.path.exists(os.path.join(cand, "uno.py")):
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sys.path.append(cand)
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return
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# Finds uno.py for MS-Windows
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cand = sys.executable
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while cand != os.path.dirname(cand):
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cand = os.path.dirname(cand)
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if os.path.exists(os.path.join(cand, "uno.py")):
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sys.path.append(cand)
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return
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append_uno_path()
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import uno
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from com.sun.star.beans import PropertyValue
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from com.sun.star.lang import DisposedException
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from com.sun.star.connection import NoConnectException
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class PresentationController:
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"""The OpenOffice mobile presentation controller."""
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def __init__(self, docfile):
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"""Initializes the object."""
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self.file = docfile
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self.bootstrap_context = None
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self.service_manager = None
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self.desktop = None
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self.doc = None
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def check_valid(self):
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"""Check the validity of the connection and the opened document."""
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try:
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presentation = self.doc.getPresentation()
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except (AttributeError, DisposedException):
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try:
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self.bootstrap_context.getServiceManager()
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except (AttributeError, DisposedException):
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self.connect()
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self.open()
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presentation = self.doc.getPresentation()
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if not presentation.isRunning():
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presentation.start()
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def connect(self):
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"""Connects to the running OpenOffice process."""
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# Obtains the local context
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local_context = uno.getComponentContext()
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# Obtains the local service manager
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local_service_manager = local_context.getServiceManager()
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# Obtains the URL resolver
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url_resolver = local_service_manager.createInstanceWithContext(
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"com.sun.star.bridge.UnoUrlResolver", local_context)
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# Obtains the context
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url = ("uno:socket,host=localhost,port=2002;"
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"urp;StarOffice.ComponentContext")
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try:
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self.bootstrap_context = url_resolver.resolve(url)
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except NoConnectException:
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self.start_oo()
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self.bootstrap_context = url_resolver.resolve(url)
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# Obtains the service manager
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self.service_manager = self.bootstrap_context.getServiceManager()
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# Obtains the desktop service
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self.desktop = self.service_manager.createInstanceWithContext(
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"com.sun.star.frame.Desktop", self.bootstrap_context)
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def start_oo(self):
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"""Starts the OpenOffice in server listening mode"""
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# For MS-Windows, which does not have fork()
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if os.name == "nt":
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from subprocess import Popen
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ooexec = os.path.join(os.path.dirname(uno.__file__), "soffice.exe")
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DETACHED_PROCESS = 0x00000008
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Popen([ooexec, "-accept=socket,host=localhost,port=2002;urp;"],
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close_fds=True, creationflags=DETACHED_PROCESS)
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time.sleep(2)
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return
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# For POSIX systems, including Linux
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try:
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pid = os.fork()
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except OSError:
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sys.stderr.write("failed to fork().\n")
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sys.exit(1)
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if pid != 0:
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time.sleep(2)
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return
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os.setsid()
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ooexec = os.path.join(os.path.dirname(uno.__file__), "soffice.bin")
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try:
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os.execl(
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ooexec, ooexec,
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"-accept=socket,host=localhost,port=2002;urp;")
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except OSError:
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sys.stderr.write(
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ooexec + ": Failed to run the OpenOffice server.\n")
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sys.exit(1)
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def open(self):
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"""Opens an office document."""
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file_content_provider = self.service_manager.createInstance(
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"com.sun.star.ucb.FileContentProvider")
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url = file_content_provider.getFileURLFromSystemPath("", self.file)
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enum = self.desktop.getComponents().createEnumeration()
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while enum.hasMoreElements():
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component = enum.nextElement()
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if component.supportsService(
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"com.sun.star.presentation.PresentationDocument"):
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if component.getURL() == url:
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self.doc = component
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return
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prop1 = PropertyValue()
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prop1.Name = "ReadOnly"
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prop1.Value = True
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prop2 = PropertyValue()
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prop2.Name = "MacroExecutionMode"
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# com.sun.star.document.MacroExecMode.ALWAYS_EXECUTE
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prop2.Value = 2
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self.doc = self.desktop.loadComponentFromURL(
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url, "_default", 0, (prop2,))
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if not self.doc.supportsService(
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"com.sun.star.presentation.PresentationDocument"):
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sys.stderr.write(self.file + ": not a presentation document.\n")
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sys.exit(1)
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return
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def goto_next_slide(self):
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"""Goes to the next slide."""
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self.doc.getPresentation().getController().gotoNextSlide()
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return
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def goto_prev_slide(self):
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"""Goes to the previous slide."""
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self.doc.getPresentation().getController().gotoPreviousSlide()
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return
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class MyHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
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"""The local HTTP request handler."""
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def do_GET(self):
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"""Handles the GET requests."""
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oo.check_valid()
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html = """<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
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"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.5" />
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<style type="text/css">
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.pocket input {
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font-size: 8em;
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}
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</style>
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<title>OpenOffice Presentation Controller</title>
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</head>
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<body>
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<div class="pocket">
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<form action="/next" method="POST">
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<input type="submit" value="▲" />
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</form>
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</div>
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<div class="pocket">
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<form action="/prev" method="POST">
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<input type="submit" value="▼" />
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</form>
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</div>
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</body>"""
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self.send_response(200)
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self.send_header("Content-Type", "text/html; charset=UTF-8")
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self.send_header("Content-Length", len(html))
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self.end_headers()
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self.wfile.write(html)
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def do_POST(self):
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"""Handles the POST requests."""
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oo.check_valid()
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if self.path == "/next":
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oo.goto_next_slide()
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elif self.path == "/prev":
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oo.goto_prev_slide()
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html = """<?xml version="1.0" encoding="US-ASCII" ?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
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"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII" />
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<meta name="viewport" content="width=device-width, initial-scale=1.5" />
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<title>303 See Others</title>
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</head>
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<body>
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<h1>303 See Others</h1>
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<p>Please follow <a href="/">this location</a>.</p>
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</body>
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</html>"""
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self.send_response(303)
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self.send_header("Location", "/")
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self.send_header("Content-Type", "text/html; charset=US-ASCII")
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self.send_header("Content-Length", len(html))
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self.end_headers()
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self.wfile.write(html)
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def run():
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"""Runs the local HTTP server and starts the presentation."""
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oo.check_valid()
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server_address = ("", 53177)
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httpd = BaseHTTPServer.HTTPServer(server_address, MyHTTPRequestHandler)
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# TODO: Changed to an option or find the certificates automatically
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if usessl is not False:
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httpd.socket = ssl.wrap_socket(
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httpd.socket,
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keyfile=usessl[0],
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certfile=usessl[1],
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server_side=True)
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httpd.serve_forever()
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if __name__ == "__main__":
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if len(sys.argv) != 2:
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sys.stderr.write("Please specify the presentation document.\n")
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sys.exit(1)
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docfile = os.path.abspath(sys.argv[1])
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s = docfile.lower()
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if not (s.endswith(".odp")
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or s.endswith(".sxi")
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or s.endswith(".ppt")
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or s.endswith(".pptx")):
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sys.stderr.write(docfile + ": not a presentation document.\n")
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sys.exit(1)
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if not os.path.exists(docfile):
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sys.stderr.write(docfile + ": file does not exist.\n")
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sys.exit(1)
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if not os.path.isfile(docfile):
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sys.stderr.write(docfile + ": file does not exist.\n")
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sys.exit(1)
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mydir = os.path.dirname(os.path.abspath(sys.argv[0]))
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keyfile = os.path.join(mydir, "server.key.pem")
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crtfile = os.path.join(mydir, "server.crt.pem")
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usessl = False
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if os.path.isfile(keyfile) and os.path.isfile(crtfile):
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usessl = (keyfile, crtfile)
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oo = PresentationController(docfile)
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run()
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