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import logging
import sys
sys.path.insert(0, "plugins")
debuglog = logging.getLogger("ManaChat.Debug")
plugins_loaded = []
class PluginError(Exception):
pass
def load_plugin(config, plugin_name):
if plugin_name in plugins_loaded:
return
plugin = __import__(plugin_name)
for p in plugin.PLUGIN['blocks']:
if p in plugins_loaded:
raise PluginError("{} blocks {}".format(p, plugin_name))
for p in plugin.PLUGIN['requires']:
if p not in plugins_loaded:
load_plugin(config, p)
this = sys.modules[__name__]
setattr(this, plugin_name, plugin)
# filling the gaps in config
if not config.has_section(plugin_name):
config.add_section(plugin_name)
default_config = plugin.PLUGIN.setdefault('default_config', {})
for option, value in default_config.iteritems():
if not config.has_option(plugin_name, option):
config.set(plugin_name, option, str(value))
plugin.init(config)
plugins_loaded.append(plugin_name)
debuglog.info('Plugin %s loaded', plugin_name)
def load_plugins(config):
for pn in config.options('Plugins'):
if config.getboolean('Plugins', pn):
try:
load_plugin(config, pn)
except ImportError as e:
debuglog.error('Error loading plugin %s: %s', pn, e)
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