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'''This module implements a templating generator based on Genshi'''
__revision__ = '$Revision$'
import genshi.template
import Bcfg2.Server.Plugin
import lxml.etree, logging
logger = logging.getLogger('Bcfg2.Plugins.SGenshi')
class TemplateFile(Bcfg2.Server.Plugin.FileBacked):
loader = genshi.template.TemplateLoader(auto_reload=True,
max_cache_size=64)
def HandleEvent(self, _=None):
self.template = self.loader.load(self.name,
cls=genshi.template.MarkupTemplate)
def GetValue(self, metadata):
stream = self.template.generate(metadata=metadata)
data = stream.render('xml')
return lxml.etree.XML(data)
class SGenshi(Bcfg2.Server.Plugin.Plugin,
Bcfg2.Server.Plugin.XMLDirectoryBacked):
__child__ = TemplateFile
__name__ = 'SGenshi'
__version__ = '$Id$'
def __init__(self, core, datastore):
Bcfg2.Server.Plugin.Plugin.__init__(self, core, datastore)
Bcfg2.Server.Plugin.XMLDirectoryBacked.__init__(self,
self.data,
self.core.fam)
def BuildStructures(self, metadata):
return [entry.GetValue(metadata) \
for entry in self.entries.values()]
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