mirror of
https://github.com/kovidgoyal/calibre.git
synced 2025-10-31 10:37:00 -04:00
129 lines
3.7 KiB
Python
129 lines
3.7 KiB
Python
#!/usr/bin/env python
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# vim:fileencoding=UTF-8:ts=4:sw=4:sta:et:sts=4:ai
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__license__ = 'GPL v3'
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__copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
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__docformat__ = 'restructuredtext en'
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import subprocess, tempfile, os, time, sys, telnetlib
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from threading import RLock
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from setup import Command
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try:
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from pyinotify import WatchManager, ThreadedNotifier, EventsCodes, ProcessEvent
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except:
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wm = None
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else:
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wm = WatchManager()
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flags = EventsCodes.ALL_FLAGS
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mask = flags['IN_MODIFY']
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class ProcessEvents(ProcessEvent):
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def __init__(self, command):
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ProcessEvent.__init__(self)
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self.command = command
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def process_default(self, event):
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name = getattr(event,
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'name', None)
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if not name:
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return
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ext = os.path.splitext(name)[1]
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reload = False
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if ext == '.py':
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reload = True
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print
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print name, 'changed'
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self.command.kill_server()
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self.command.launch_server()
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print self.command.prompt,
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sys.stdout.flush()
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if reload:
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self.command.reload_browser(delay=1)
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class Server(Command):
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description = 'Run the calibre server in development mode conveniently'
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MONOCLE_PATH = '../monocle'
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def rebuild_monocole(self):
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subprocess.check_call(['sprocketize', '-C', self.MONOCLE_PATH,
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'-I', 'src', 'src/monocle.js'],
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stdout=open('resources/content_server/read/monocle.js', 'wb'))
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def launch_server(self):
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print 'Starting server...\n'
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with self.lock:
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self.rebuild_monocole()
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self.server_proc = p = subprocess.Popen(['calibre-server', '--develop'],
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stderr=subprocess.STDOUT, stdout=self.server_log)
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time.sleep(0.2)
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if p.poll() is not None:
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print 'Starting server failed'
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raise SystemExit(1)
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return p
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def kill_server(self):
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print 'Killing server...\n'
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if self.server_proc is not None:
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with self.lock:
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if self.server_proc.poll() is None:
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self.server_proc.terminate()
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while self.server_proc.poll() is None:
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time.sleep(0.1)
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def watch(self):
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if wm is not None:
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self.notifier = ThreadedNotifier(wm, ProcessEvents(self))
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self.notifier.start()
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self.wdd = wm.add_watch(os.path.abspath('src'), mask, rec=True)
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def reload_browser(self, delay=0.1):
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time.sleep(delay)
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try:
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t = telnetlib.Telnet('localhost', 4242)
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t.read_until("repl>")
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t.write('BrowserReload();')
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t.read_until("repl>")
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t.close()
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except:
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print 'Failed to reload browser'
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import traceback
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traceback.print_exc()
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def run(self, opts):
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self.lock = RLock()
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tdir = tempfile.gettempdir()
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logf = os.path.join(tdir, 'calibre-server.log')
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self.server_log = open(logf, 'ab')
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self.prompt = 'Press Enter to kill/restart server. Ctrl+C to quit: '
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print 'Server log available at:', logf
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print
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self.watch()
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first = True
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while True:
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self.launch_server()
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if not first:
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self.reload_browser()
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first = False
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try:
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raw_input(self.prompt)
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except:
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print
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self.kill_server()
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break
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else:
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self.kill_server()
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print
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if hasattr(self, 'notifier'):
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self.notifier.stop()
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