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Diffstat (limited to 'coip/apps/opensocial/serializer.py')
| -rw-r--r-- | coip/apps/opensocial/serializer.py | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/coip/apps/opensocial/serializer.py b/coip/apps/opensocial/serializer.py deleted file mode 100644 index df0dcc3..0000000 --- a/coip/apps/opensocial/serializer.py +++ /dev/null @@ -1,104 +0,0 @@ -''' -Created on Jun 19, 2011 - -@author: leifj -''' -from tastypie.serializers import Serializer, get_type_string -from tastypie.bundle import Bundle -from django.utils import simplejson -from django.utils.encoding import force_unicode -import string -import logging -from pprint import pformat -from django.core.exceptions import ImproperlyConfigured -from django.core.serializers import json - -try: - import lxml - from lxml.etree import parse as parse_xml - from lxml.etree import Element, tostring -except ImportError: - lxml = None - -class OpenSocialSerializer(Serializer): - - def __init__(self, formats=None, content_types=None, datetime_formatting=None): - super(OpenSocialSerializer,self).__init__(formats,content_types,datetime_formatting) - - def name_data(self,data): - name = 'unknown' - - if hasattr(data,"resource_name"): - name = data.resource_name() - - if isinstance(data,Bundle): - name = self.name_data(data.obj) - elif hasattr(data,"__class__"): - name = string.lower(data.__class__.__name__) - - return name - - def to_json(self, data, options=None): - """ - Given some Python data, produces JSON output. - """ - options = options or {} - data = self.to_simple(data, options) - return simplejson.dumps(data['response'], cls=json.DjangoJSONEncoder, sort_keys=True) - - def to_xml(self, data, options=None): - """ - Given some Python data, produces XML output. - """ - options = options or {} - - if lxml is None: - raise ImproperlyConfigured("Usage of the XML aspects requires lxml.") - - etree = self.to_etree(data, options) - etree.set("xmlns","http://ns.opensocial.org/2008/opensocial") - - return tostring(etree, xml_declaration=True, encoding='utf-8') - - def to_etree(self, data, options=None, name=None, depth=0, parent=None): - """ - Given some data, converts that data to an ``etree.Element`` suitable - for use in the XML output. - """ - - if parent is not None: - logging.debug("+++++++++++ %d %s %s" % (depth,name,tostring(parent))) - else: - logging.debug("+++++++++++ %d %s <no parent>" % (depth,name)) - logging.debug(pformat(data)) - - if parent is None: - parent = Element(name or self.name_data(data)) - - if isinstance(data, (list, tuple)): - for item in data: - element = Element(name or 'item') - self.to_etree(item, options, depth=depth+1,parent=element) - parent.append(element) - elif isinstance(data, dict): - if len(data) == 1 and depth == 0: - for (key,value) in data.iteritems(): - parent = self.to_etree(value, options, name=key, depth=depth+1,parent=None) - else: - for (key,value) in data.iteritems(): - parent.append(self.to_etree(value, options, name=key, depth=depth+1,parent=parent)) - elif isinstance(data, Bundle): - element = Element(self.name_data(data)) - for field_name, field_object in data.data.items(): - self.to_etree(field_object, options, name=field_name, depth=depth+1, parent=element) - parent.append(element) - else: - element = Element(name or 'value') - simple_data = self.to_simple(data, options) - data_type = get_type_string(simple_data) - #if data_type != 'string': - # element.set('type', get_type_string(simple_data)) - if data_type != 'null': - element.text = force_unicode(simple_data) - parent.append(element) - return parent
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