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159 lines
4.8 KiB
159 lines
4.8 KiB
from couchpotato import addView
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from couchpotato.core.event import fireEvent, addEvent
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from couchpotato.core.helpers.variable import getExt
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from couchpotato.core.logger import CPLog
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from couchpotato.environment import Env
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from flask.helpers import send_from_directory
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from libs.multipartpost import MultipartPostHandler
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from urlparse import urlparse
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import cookielib
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import glob
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import math
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import os.path
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import re
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import socket
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import time
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import urllib
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import urllib2
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log = CPLog(__name__)
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class Plugin(object):
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enabled_option = 'enabled'
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auto_register_static = True
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needs_shutdown = False
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running = []
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http_last_use = {}
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http_time_between_calls = 0
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def registerPlugin(self):
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addEvent('app.shutdown', self.doShutdown)
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addEvent('plugin.running', self.isRunning)
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def conf(self, attr, default = None):
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return Env.setting(attr, self.getName().lower(), default = default)
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def getName(self):
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return self.__class__.__name__
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def registerStatic(self, plugin_file, add_to_head = True):
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# Register plugin path
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self.plugin_path = os.path.dirname(plugin_file)
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# Get plugin_name from PluginName
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s1 = re.sub('(.)([A-Z][a-z]+)', r'\1_\2', self.__class__.__name__)
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class_name = re.sub('([a-z0-9])([A-Z])', r'\1_\2', s1).lower()
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path = 'static/' + class_name + '/'
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addView(path + '<path:file>', self.showStatic, static = True)
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if add_to_head:
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for f in glob.glob(os.path.join(self.plugin_path, 'static', '*')):
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fireEvent('register_%s' % ('script' if getExt(f) in 'js' else 'style'), path + os.path.basename(f))
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def showStatic(self, file = ''):
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d = os.path.join(self.plugin_path, 'static')
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return send_from_directory(d, file)
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def createFile(self, path, content):
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self.makeDir(os.path.dirname(path))
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try:
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f = open(path, 'w')
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f.write(content)
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f.close()
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except Exception, e:
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log.error('Unable writing to file "%s": %s' % (path, e))
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def makeDir(self, path):
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try:
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if not os.path.isdir(path):
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os.makedirs(path, Env.getPermission('folder'))
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return True
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except Exception, e:
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log.error('Unable to create folder "%s": %s' % (path, e))
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return False
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# http request
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def urlopen(self, url, timeout = 10, params = {}, headers = {}, multipart = False):
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socket.setdefaulttimeout(timeout)
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host = urlparse(url).hostname
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self.wait(host)
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try:
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if multipart:
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log.info('Opening multipart url: %s, params: %s' % (url, params.iterkeys()))
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request = urllib2.Request(url, params, headers)
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cookies = cookielib.CookieJar()
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opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cookies), MultipartPostHandler)
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data = opener.open(request).read()
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else:
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log.info('Opening url: %s, params: %s' % (url, params))
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data = urllib.urlencode(params) if len(params) > 0 else None
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request = urllib2.Request(url, data, headers)
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data = urllib2.urlopen(request).read()
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except IOError, e:
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log.error('Failed opening url, %s: %s' % (url, e))
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raise
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self.http_last_use[host] = time.time()
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return data
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def wait(self, host = ''):
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now = time.time()
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last_use = self.http_last_use.get(host, 0)
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wait = math.ceil(last_use - now + self.http_time_between_calls)
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if wait > 0:
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log.debug('Waiting for %s, %d seconds' % (self.getName(), wait))
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time.sleep(last_use - now + self.http_time_between_calls)
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def beforeCall(self, handler):
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#log.debug('Calling %s.%s' % (self.getName(), handler.__name__))
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self.isRunning('%s.%s' % (self.getName(), handler.__name__))
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def afterCall(self, handler):
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self.isRunning('%s.%s' % (self.getName(), handler.__name__), False)
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def doShutdown(self):
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self.shuttingDown(True)
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def shuttingDown(self, value = None):
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if value is None:
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return self.needs_shutdown
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self.needs_shutdown = value
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def isRunning(self, value = None, bool = True):
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if value is None:
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return self.running
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if bool:
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self.running.append(value)
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else:
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try:
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self.running.remove(value)
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except:
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log.error("Something went wrong when finishing the plugin function. Could not find the 'is_running' key")
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def isDisabled(self):
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return not self.isEnabled()
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def isEnabled(self):
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return self.conf(self.enabled_option) or self.conf(self.enabled_option) == None
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