def _flattenElement(element, ctx):
"""
Use the new flattener implementation to flatten the given L{IRenderable} in
a manner appropriate for the specified context.
"""
if ctx.precompile:
return element
synchronous = []
accumulator = []
request = IRequest(ctx, None) # XXX None case is DEPRECATED
finished = deferflatten(request, element, ctx.isAttrib, True,
accumulator.append)
def cbFinished(ignored):
if synchronous is not None:
synchronous.append(None)
return accumulator
def ebFinished(err):
if synchronous is not None:
synchronous.append(err)
else:
return err
finished.addCallbacks(cbFinished, ebFinished)
if synchronous:
if synchronous[0] is None:
return accumulator
synchronous[0].raiseException()
synchronous = None
return finished
def _flattenElement(element, ctx):
"""
Use the new flattener implementation to flatten the given L{IRenderable} in
a manner appropriate for the specified context.
"""
if ctx.precompile:
return element
synchronous = []
accumulator = []
request = IRequest(ctx, None) # XXX None case is DEPRECATED
finished = deferflatten(request, element, ctx.isAttrib, True, accumulator.append)
def cbFinished(ignored):
if synchronous is not None:
synchronous.append(None)
return accumulator
def ebFinished(err):
if synchronous is not None:
synchronous.append(err)
else:
return err
finished.addCallbacks(cbFinished, ebFinished)
if synchronous:
if synchronous[0] is None:
return accumulator
synchronous[0].raiseException()
synchronous = None
return finished
def test_textNodeString(self):
"""
An instance of L{str} is flattened with XML quoting rules if C{True} is
passed for C{inXML}.
"""
result = []
finished = deferflatten(None, '"&<>', False, True, result.append)
finished.addCallback(lambda ignored: "".join(result))
finished.addCallback(self.assertStringEqual, '"&<>')
return finished
def deferflatten(self, root, request=None):
"""
Helper to get a string from L{deferflatten}.
"""
result = []
d = deferflatten(request, root, False, False, result.append)
def cbFlattened(ignored):
return "".join(result)
d.addCallback(cbFlattened)
return d
def test_textNodeString(self):
"""
An instance of L{str} is flattened with XML quoting rules if C{True} is
passed for C{inXML}.
"""
result = []
finished = deferflatten(None, '"&<>', False, True, result.append)
finished.addCallback(lambda ignored: "".join(result))
finished.addCallback(self.assertStringEqual, '"&<>')
return finished
def deferflatten(self, root, request=None):
"""
Helper to get a string from L{deferflatten}.
"""
result = []
d = deferflatten(request, root, False, False, result.append)
def cbFlattened(ignored):
return "".join(result)
d.addCallback(cbFlattened)
return d
