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Diffstat (limited to 'flywheel/utils.py')
| -rw-r--r-- | flywheel/utils.py | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/flywheel/utils.py b/flywheel/utils.py deleted file mode 100644 index f9bbc0fe..00000000 --- a/flywheel/utils.py +++ /dev/null @@ -1,179 +0,0 @@ -import re -import xml.etree.ElementTree as ET -from django.utils.encoding import smart_unicode -from django.utils.xmlutils import SimplerXMLGenerator -from django.core.urlresolvers import resolve -try: - import cStringIO as StringIO -except ImportError: - import StringIO - - -def url_resolves(url): - """Return True if the given URL is mapped to a view in the urlconf, False otherwise.""" - try: - resolve(url) - except: - return False - return True - -# From piston -def coerce_put_post(request): - """ - Django doesn't particularly understand REST. - In case we send data over PUT, Django won't - actually look at the data and load it. We need - to twist its arm here. - - The try/except abominiation here is due to a bug - in mod_python. This should fix it. - """ - if request.method != 'PUT': - return - - # Bug fix: if _load_post_and_files has already been called, for - # example by middleware accessing request.POST, the below code to - # pretend the request is a POST instead of a PUT will be too late - # to make a difference. Also calling _load_post_and_files will result - # in the following exception: - # AttributeError: You cannot set the upload handlers after the upload has been processed. - # The fix is to check for the presence of the _post field which is set - # the first time _load_post_and_files is called (both by wsgi.py and - # modpython.py). If it's set, the request has to be 'reset' to redo - # the query value parsing in POST mode. - if hasattr(request, '_post'): - del request._post - del request._files - - try: - request.method = "POST" - request._load_post_and_files() - request.method = "PUT" - except AttributeError: - request.META['REQUEST_METHOD'] = 'POST' - request._load_post_and_files() - request.META['REQUEST_METHOD'] = 'PUT' - - request.PUT = request.POST - -# From http://www.koders.com/python/fidB6E125C586A6F49EAC38992CF3AFDAAE35651975.aspx?s=mdef:xml -#class object_dict(dict): -# """object view of dict, you can -# >>> a = object_dict() -# >>> a.fish = 'fish' -# >>> a['fish'] -# 'fish' -# >>> a['water'] = 'water' -# >>> a.water -# 'water' -# >>> a.test = {'value': 1} -# >>> a.test2 = object_dict({'name': 'test2', 'value': 2}) -# >>> a.test, a.test2.name, a.test2.value -# (1, 'test2', 2) -# """ -# def __init__(self, initd=None): -# if initd is None: -# initd = {} -# dict.__init__(self, initd) -# -# def __getattr__(self, item): -# d = self.__getitem__(item) -# # if value is the only key in object, you can omit it -# if isinstance(d, dict) and 'value' in d and len(d) == 1: -# return d['value'] -# else: -# return d -# -# def __setattr__(self, item, value): -# self.__setitem__(item, value) - - -# From xml2dict -class XML2Dict(object): - - def __init__(self): - pass - - def _parse_node(self, node): - node_tree = {} - # Save attrs and text, hope there will not be a child with same name - if node.text: - node_tree = node.text - for (k,v) in node.attrib.items(): - k,v = self._namespace_split(k, v) - node_tree[k] = v - #Save childrens - for child in node.getchildren(): - tag, tree = self._namespace_split(child.tag, self._parse_node(child)) - if tag not in node_tree: # the first time, so store it in dict - node_tree[tag] = tree - continue - old = node_tree[tag] - if not isinstance(old, list): - node_tree.pop(tag) - node_tree[tag] = [old] # multi times, so change old dict to a list - node_tree[tag].append(tree) # add the new one - - return node_tree - - - def _namespace_split(self, tag, value): - """ - Split the tag '{http://cs.sfsu.edu/csc867/myscheduler}patients' - ns = http://cs.sfsu.edu/csc867/myscheduler - name = patients - """ - result = re.compile("\{(.*)\}(.*)").search(tag) - if result: - value.namespace, tag = result.groups() - return (tag, value) - - def parse(self, file): - """parse a xml file to a dict""" - f = open(file, 'r') - return self.fromstring(f.read()) - - def fromstring(self, s): - """parse a string""" - t = ET.fromstring(s) - unused_root_tag, root_tree = self._namespace_split(t.tag, self._parse_node(t)) - return root_tree - - -def xml2dict(input): - return XML2Dict().fromstring(input) - - -# Piston: -class XMLEmitter(): - def _to_xml(self, xml, data): - if isinstance(data, (list, tuple)): - for item in data: - xml.startElement("list-item", {}) - self._to_xml(xml, item) - xml.endElement("list-item") - - elif isinstance(data, dict): - for key, value in data.iteritems(): - xml.startElement(key, {}) - self._to_xml(xml, value) - xml.endElement(key) - - else: - xml.characters(smart_unicode(data)) - - def dict2xml(self, data): - stream = StringIO.StringIO() - - xml = SimplerXMLGenerator(stream, "utf-8") - xml.startDocument() - xml.startElement("root", {}) - - self._to_xml(xml, data) - - xml.endElement("root") - xml.endDocument() - return stream.getvalue() - -def dict2xml(input): - return XMLEmitter().dict2xml(input) |