def deferflatten(stan, ctx, writer):
finished = Deferred()
iterable = flat.iterflatten(
stan, ctx, writer, lambda D: isinstance(D, Deferred))
def drive():
try:
deferred, returner = iterable.next()
def cb(result):
returner(result)
drive()
return result
def eb(failure):
finished.errback(failure)
return failure
cfac = getCtx('CursorFactory')
if cfac:
deferred.addCallback(cfac.store.transback, cb).addErrback(cfac.store.transback, eb)
else:
deferred.addCallback(cb).addErrback(eb)
except StopIteration:
finished.callback('')
drive()
return finished
def deferflatten(stan, ctx, writer):
finished = Deferred()
iterable = flat.iterflatten(stan, ctx, writer,
lambda D: isinstance(D, Deferred))
def drive():
try:
deferred, returner = iterable.next()
def cb(result):
returner(result)
drive()
return result
def eb(failure):
finished.errback(failure)
return failure
cfac = getCtx('CursorFactory')
if cfac:
deferred.addCallback(cfac.store.transback,
cb).addErrback(cfac.store.transback, eb)
else:
deferred.addCallback(cb).addErrback(eb)
except StopIteration:
finished.callback('')
drive()
return finished
def renderSynchronously(self):
"""Render this page synchronously, returning a string result immediately.
Raise an exception if a Deferred is required to complete the rendering
process.
"""
io = StringIO()
ctx = PageContext(tag=self)
self.rememberStuff(ctx)
doc = self.docFactory.load(ctx)
ctx = WovenContext(ctx, tags.invisible[doc])
def raiseAlways(item):
raise NotImplementedError("renderSynchronously can not support"
" rendering: %s" % (item, ))
list(flat.iterflatten(doc, ctx, io.write, raiseAlways))
return io.getvalue()
def renderSynchronously(self, ctx=None):
"""Render this page synchronously, returning a string result immediately.
Raise an exception if a Deferred is required to complete the rendering
process.
"""
io = StringIO()
ctx = PageContext(parent=ctx, tag=self)
self.rememberStuff(ctx)
doc = self.docFactory.load(ctx)
ctx = WovenContext(ctx, tags.invisible[doc])
def raiseAlways(item):
raise NotImplementedError("renderSynchronously can not support"
" rendering: %s" % (item, ))
list(flat.iterflatten(doc, ctx, io.write, raiseAlways))
return io.getvalue()
def deferflatten(stan, ctx, writer):
finished = defer.Deferred()
iterable = flat.iterflatten(stan, ctx, writer, _isDeferred)
_drive(iterable, finished)
return finished
def deferflatten(stan, ctx, writer):
finished = defer.Deferred()
iterable = flat.iterflatten(stan, ctx, writer, _isDeferred)
_drive(iterable, finished)
return finished