def checkVersion(self, node):
""" Check optional language parameter. """
if node.hasAttribute("version"):
value = node.getAttribute("version")
if value not in self.wps.versions:
raise pywps.VersionNegotiationFailed(
'The requested version "' + value +
'" is not supported by this server.')
else:
self.inputs["version"] = value
else:
raise pywps.MissingParameterValue("version")
def parse(self, document, initInputs=None):
""" Parse the requested XML document"""
self.document = document # input DOM
if initInputs:
self.inputs = initInputs
versions = [] # accepted versions
acceptedVersionsNodes = None
versionNode = None
firstChild = self.isSoapFirstChild(self.document) # no comments or
owsNameSpace = pywps.OWS_NAMESPACE
wpsNameSpace = pywps.WPS_NAMESPACE
#
# Mandatory options
# service & Request are already controlled
#
# Optional options
# acceptVersions
acceptedVersionsNodes = self.document.getElementsByTagNameNS(
wpsNameSpace, "AcceptVersions")
if len(acceptedVersionsNodes) > 0:
for versionNode in\
acceptedVersionsNodes[-1].getElementsByTagNameNS(owsNameSpace, "Version"):
versions.append(versionNode.firstChild.nodeValue)
if len(versions) == 0:
versions = self.wps.versions
self.inputs["acceptversions"] = versions
for version in self.inputs["acceptversions"]:
if version in self.wps.versions:
self.inputs["version"] = version
if not "version" in self.inputs:
raise pywps.VersionNegotiationFailed(
"There's no version in AcceptVersions parameter " +
"that is supported by this server.")
# language
self.checkLanguage(firstChild)
return self.inputs
class Get(GetParser):
""" Parses input request obtained via HTTP GET encoding. """
def __init__(self, wps):
GetParser.__init__(self, wps)
def parse(self, unparsedInputs, initInputs=None):
""" Parse rawly parsed inputs """
if initInputs:
self.inputs = initInputs
self.unparsedInputs = unparsedInputs
#
# Mandatory options
# service & Request are already controlled
#
# Optional options
# AcceptVersions
try:
self.inputs["acceptversions"] = \
self.unparsedInputs["acceptversions"].split(",")
except KeyError, e:
self.inputs["acceptversions"] = self.wps.versions
for version in self.inputs["acceptversions"]:
if version in self.wps.versions:
self.inputs["version"] = version
if not "version" in self.inputs:
raise pywps.VersionNegotiationFailed(
"There's no version in AcceptVersions parameter " +
"that is supported by this server.")
# Language
self.checkLanguage()
return self.inputs