def deck_create(request,
post_save_redirect=None,
cancel_redirect='add_decks'):
cancel_redirect = reverse(cancel_redirect)
if post_save_redirect is not None:
post_save_redirect = reverse(post_save_redirect)
if request.method == 'POST':
deck_form = DeckForm(request.POST)
if deck_form.is_valid():
new_deck = deck_form.save(commit=False)
new_deck.owner = request.user
new_deck.save()
if 'tags' in deck_form.cleaned_data:
new_deck.tags = deck_form.cleaned_data['tags']
if post_save_redirect is None:
post_save_redirect = new_deck.get_absolute_url()
else:
post_save_redirect = reverse(post_save_redirect)
return HttpResponse(json_encode({'success': True, 'postRedirect': post_save_redirect}), mimetype='text/javascript')
else:
#FIXME post_redirect for failure? handle in ajax?
return HttpResponse(json_encode({'success': False}), mimetype='text/javascript')
else:
deck_form = DeckForm()
return render_to_response('flashcards/deck_form.html',
{'form': deck_form,
'post_save_redirect': post_save_redirect,
'cancel_redirect': cancel_redirect,
} , context_instance=RequestContext(request)) #todo:post/pre redirs
def wrapper(request, *args, **kwargs):
ret = {'success': True}
try:
ret['data'] = view_func(request, *args, **kwargs)
except ApiException as e:
# Wrap our ApiException message in our container format
ret['success'] = False
error = e.args
if len(error) == 1:
error = error[0]
ret['error'] = error
try:
# Sometimes the serialization fails, i.e. when there are
# too deeply nested objects or even classes inside
json_ret = json_encode(ret)
# Content-Type header and HTTP response construction
charset = 'charset={0}'.format(
getattr(settings, 'DEFAULT_CHARSET', 'utf-8'))
content_type = 'application/json'
content_type = '; '.join([content_type, charset])
http_ret = HttpResponse(json_ret, content_type=content_type)
# The following are for IE especially
http_ret['Pragma'] = 'no-cache'
http_ret['Cache-Control'] = 'must-revalidate'
http_ret['If-Modified-Since'] = str(datetime.datetime.utcnow())
return http_ret
except Exception, e:
return HttpResponseServerError(content=unicode(e))
def deck_textbook_source(request, deck_id=None):
'''
Expects 2 forms, at least one filled.
Reusing a textbook takes precedence over creating a new one.
'''
deck = get_deck_or_404(request.user, deck_id, must_own=True)
old_form = TextbookSourceForm(request.POST, instance=deck)
new_form = TextbookForm(request.POST)
success = True
will_create_new_book = True
if old_form.is_valid():
deck = old_form.save()
will_create_new_book = deck.textbook_source is None
else:
success = False
if new_form.is_valid() and will_create_new_book:
textbook = new_form.save()
deck.textbook_source = textbook
deck.save()
elif not new_form.is_valid():
success = False
return HttpResponse(json_encode({'success': success}), mimetype='text/javascript')
def deck_textbook_source(request, deck_id=None):
'''
Expects 2 forms, at least one filled.
Reusing a textbook takes precedence over creating a new one.
'''
deck = get_deck_or_404(request.user, deck_id, must_own=True)
old_form = TextbookSourceForm(request.POST, instance=deck)
new_form = TextbookForm(request.POST)
success = True
will_create_new_book = True
if old_form.is_valid():
deck = old_form.save()
will_create_new_book = deck.textbook_source is None
else:
success = False
if new_form.is_valid() and will_create_new_book:
textbook = new_form.save()
deck.textbook_source = textbook
deck.save()
elif not new_form.is_valid():
success = False
return HttpResponse(json_encode({'success': success}),
mimetype='text/javascript')
def wrapper(request, *args, **kwargs):
ret = {'success': True}
try:
ret['data'] = view_func(request, *args, **kwargs)
except ApiException as e:
# Wrap our ApiException message in our container format
ret['success'] = False
error = e.args
if len(error) == 1:
error = error[0]
ret['error'] = error
try:
# Sometimes the serialization fails, i.e. when there are
# too deeply nested objects or even classes inside
json_ret = json_encode(ret)
# Content-Type header and HTTP response construction
charset = 'charset={0}'.format(getattr(settings, 'DEFAULT_CHARSET', 'utf-8'))
content_type = 'application/json'
content_type = '; '.join([content_type, charset])
http_ret = HttpResponse(json_ret,
content_type=content_type)
# The following are for IE especially
http_ret['Pragma'] = 'no-cache'
http_ret['Cache-Control'] = 'must-revalidate'
http_ret['If-Modified-Since'] = str(datetime.datetime.utcnow())
return http_ret
except Exception, e:
return HttpResponseServerError(content=unicode(e))
def deck_create(request, post_save_redirect=None, cancel_redirect='add_decks'):
cancel_redirect = reverse(cancel_redirect)
if post_save_redirect is not None:
post_save_redirect = reverse(post_save_redirect)
if request.method == 'POST':
deck_form = DeckForm(request.POST)
if deck_form.is_valid():
new_deck = deck_form.save(commit=False)
new_deck.owner = request.user
new_deck.save()
if 'tags' in deck_form.cleaned_data:
new_deck.tags = deck_form.cleaned_data['tags']
if post_save_redirect is None:
post_save_redirect = new_deck.get_absolute_url()
else:
post_save_redirect = reverse(post_save_redirect)
return HttpResponse(json_encode({
'success': True,
'postRedirect': post_save_redirect
}),
mimetype='text/javascript')
else:
#FIXME post_redirect for failure? handle in ajax?
return HttpResponse(json_encode({'success': False}),
mimetype='text/javascript')
else:
deck_form = DeckForm()
return render_to_response(
'flashcards/deck_form.html', {
'form': deck_form,
'post_save_redirect': post_save_redirect,
'cancel_redirect': cancel_redirect,
},
context_instance=RequestContext(request)) #todo:post/pre redirs
def wrapper(request, *args, **kwargs):
try:
return json_response(all_http_methods(view_func))(request, *args,
**kwargs)
except ApiException as e:
# Wrap our ApiException message in our container format
ret = {'success': False}
error = e.args
if len(error) == 1:
error = error[0]
ret['error'] = error
json_ret = json_encode(ret)
return HttpResponse(json_ret)
def wrapper(request, *args, **kwargs):
try:
return json_response(
all_http_methods(view_func))(request, *args, **kwargs)
except ApiException as e:
# Wrap our ApiException message in our container format
ret = {'success': False}
error = e.args
if len(error) == 1:
error = error[0]
ret['error'] = error
json_ret = json_encode(ret)
return HttpResponse(json_ret)
def deck_delete(request, deck_id, post_delete_redirect='/flashcards/decks'): #todo: pass post_*_redirect from urls.py
obj = get_object_or_404(Deck, pk=deck_id)
if obj.owner_id != request.user.id: #and not request.User.is_staff():
raise forms.ValidationError('You do not have permission to access this flashcard deck.')
if request.method == 'POST':
if obj.subscriber_decks.filter(active=True).count() > 0: #exists():
obj.active = False
obj.save()
else:
obj.delete_cascading()
return HttpResponse(json_encode({'success':True}), mimetype='text/javascript')
else:
return render_to_response('flashcards/deck_confirm_delete.html',
{'deck': obj,
'post_delete_redirect': post_delete_redirect,
'container_id': 'deckDialog'})
def deck_update(request, deck_id):
deck = get_object_or_404(Deck, pk=deck_id)
if deck.owner_id != request.user.id: #and not request.User.is_staff():
raise forms.ValidationError('You do not have permission to access this flashcard deck.')
if request.method == 'POST':
deck_form = DeckForm(request.POST, instance=deck)
if deck_form.is_valid():
deck = deck_form.save()
return HttpResponse(json_encode({'success':True}), mimetype='text/javascript')
else:
deck_form = DeckForm(instance=deck)
return render_to_response('flashcards/deck_form.html',
{'form': deck_form,
'deck': deck,
'container_id': 'deckDialog',
'post_save_redirect': '/flashcards/decks'}) #todo:post/pre redirs
def build_attrs(self, extra_attrs=None, **kwargs):
"""Overwritten helper function for building an attribute dictionary.
This helper also takes care passing the used dojo modules to the
collector. Furthermore it mixes in the used field attributes into the
attributes of this widget.
"""
# gathering all widget attributes
attrs = dict(self.attrs, **kwargs)
field_attr = self.default_field_attr_map.copy(
) # use a copy of that object. otherwise changed field_attr_map would overwrite the default-map for all widgets!
field_attr.update(self.field_attr_map
) # the field-attribute-mapping can be customzied
if extra_attrs:
attrs.update(extra_attrs)
# assigning dojoType to our widget
dojo_type = getattr(self, "dojo_type", False)
if dojo_type:
attrs["dojoType"] = dojo_type # add the dojoType attribute
# fill the global collector object
if getattr(self, "alt_require", False):
dojo_collector.add_module(self.alt_require)
elif dojo_type:
dojo_collector.add_module(self.dojo_type)
extra_requires = getattr(self, "extra_dojo_require", [])
for i in extra_requires:
dojo_collector.add_module(i)
# mixin those additional field attrs, that are valid for this widget
extra_field_attrs = attrs.get("extra_field_attrs", False)
if extra_field_attrs:
for i in self.valid_extra_attrs:
field_val = extra_field_attrs.get(i, None)
new_attr_name = field_attr.get(i, None)
if field_val is not None and new_attr_name is not None:
attrs = self._mixin_attr(attrs, new_attr_name, field_val)
del attrs["extra_field_attrs"]
# now encode several attributes, e.g. False = false, True = true
for i in attrs:
if isinstance(attrs[i], bool):
attrs[i] = json_encode(attrs[i])
return attrs
def fetch(request, db=None, table=None):
debug(repr(request))
q = request.REQUEST.get("q", None)
callback_param_name = request.REQUEST.get("callback", None)
# items = re.match('items=(\d+)-(\d+)', request.META.get('Range', ''))
# start = items and items.group(1)
# stop = items and items.group(2)
##return dbx.fetch_hash(q, start=start, stop=stop)
items = re.match("items=(\d+)-(\d+)", request.META.get("HTTP_RANGE", ""))
if items:
bottom = int(items.group(1))
top = int(items.group(2))
else:
# return HttpResponseBadRequest()
bottom = 1
top = 100
try:
if db and table:
table = dbx.Table(db=db, table=table)
data = table.fetch_rows(bottom, top)
elif q:
result = dbx.fetch(q, bottom=bottom, top=top, return_columns=True)
data = {"columns": result[1], "data": result[0]}
# data = dbx.fetch_hash(q, bottom=bottom, top=top)
except dbx.QueryError as error:
return HttpResponseBadRequest(str(error))
data = json_encode(data)
if callback_param_name:
data = "%s(%s)" % (callback_param_name, data)
response = HttpResponse(data, mimetype="application/json; charset=%s" % settings.DEFAULT_CHARSET)
# XXX need to fix this for raw queries
if db and table:
response["Content-Range"] = "items %s-%s/%s" % (bottom, top, table.total_rows)
# The following are for IE especially
response["Pragma"] = "no-cache"
response["Cache-Control"] = "must-revalidate"
response["If-Modified-Since"] = str(datetime.datetime.now())
return response
def deck_update(request, deck_id):
deck = get_object_or_404(Deck, pk=deck_id)
if deck.owner_id != request.user.id: #and not request.User.is_staff():
raise forms.ValidationError(
'You do not have permission to access this flashcard deck.')
if request.method == 'POST':
deck_form = DeckForm(request.POST, instance=deck)
if deck_form.is_valid():
deck = deck_form.save()
return HttpResponse(json_encode({'success': True}),
mimetype='text/javascript')
else:
deck_form = DeckForm(instance=deck)
return render_to_response(
'flashcards/deck_form.html', {
'form': deck_form,
'deck': deck,
'container_id': 'deckDialog',
'post_save_redirect': '/flashcards/decks'
}) #todo:post/pre redirs
def build_attrs(self, extra_attrs=None, **kwargs):
"""Overwritten helper function for building an attribute dictionary.
This helper also takes care passing the used dojo modules to the
collector. Furthermore it mixes in the used field attributes into the
attributes of this widget.
"""
# gathering all widget attributes
attrs = dict(self.attrs, **kwargs)
field_attr = self.default_field_attr_map.copy() # use a copy of that object. otherwise changed field_attr_map would overwrite the default-map for all widgets!
field_attr.update(self.field_attr_map) # the field-attribute-mapping can be customzied
if extra_attrs:
attrs.update(extra_attrs)
# assigning dojoType to our widget
dojo_type = getattr(self, "dojo_type", False)
if dojo_type:
attrs["dojoType"] = dojo_type # add the dojoType attribute
# fill the global collector object
if getattr(self, "alt_require", False):
dojo_collector.add_module(self.alt_require)
elif dojo_type:
dojo_collector.add_module(self.dojo_type)
extra_requires = getattr(self, "extra_dojo_require", [])
for i in extra_requires:
dojo_collector.add_module(i)
# mixin those additional field attrs, that are valid for this widget
extra_field_attrs = attrs.get("extra_field_attrs", False)
if extra_field_attrs:
for i in self.valid_extra_attrs:
field_val = extra_field_attrs.get(i, None)
new_attr_name = field_attr.get(i, None)
if field_val is not None and new_attr_name is not None:
attrs = self._mixin_attr(attrs, new_attr_name, field_val)
del attrs["extra_field_attrs"]
# now encode several attributes, e.g. False = false, True = true
for i in attrs:
if isinstance(attrs[i], bool):
attrs[i] = json_encode(attrs[i])
return attrs
def deck_delete(request,
deck_id,
post_delete_redirect='/flashcards/decks'
): #todo: pass post_*_redirect from urls.py
obj = get_object_or_404(Deck, pk=deck_id)
if obj.owner_id != request.user.id: #and not request.User.is_staff():
raise forms.ValidationError(
'You do not have permission to access this flashcard deck.')
if request.method == 'POST':
if obj.subscriber_decks.filter(active=True).count() > 0: #exists():
obj.active = False
obj.save()
else:
obj.delete_cascading()
return HttpResponse(json_encode({'success': True}),
mimetype='text/javascript')
else:
return render_to_response(
'flashcards/deck_confirm_delete.html', {
'deck': obj,
'post_delete_redirect': post_delete_redirect,
'container_id': 'deckDialog'
})
def fetch_table(request, db, table):
items = re.match("items=(\d+)-(\d+)", request.META.get("HTTP_RANGE", ""))
if items:
bottom = int(items.group(1))
top = int(items.group(2))
else:
# return HttpResponseBadRequest()
bottom = 1
top = 100
table = dbx.Table(db=db, table=table)
data = table.fetch_rows(bottom, top)
# data = {'identifier': table.pk, 'items': items}
# ret = __prepare_json_ret(request, items)
data = json_encode(data)
response = HttpResponse(data, mimetype="application/json; charset=%s" % settings.DEFAULT_CHARSET)
response["Content-Range"] = "items %s-%s/%s" % (bottom, top, table.total_rows)
# The following are for IE especially
response["Pragma"] = "no-cache"
response["Cache-Control"] = "must-revalidate"
response["If-Modified-Since"] = str(datetime.datetime.now())
return response
def json(input):
return json_encode(input)
def json(input):
return json_encode(input)
