def elements_handler(request,
blogger=None,
posterboard=None,
element=None,
format='html'):
user = request.user
data = {'message': ''}
if not user.id == blogger.id and user and blogger:
return HttpResponseForbidden(
'Posterboard Only Available for Blogger to Edit')
if request.method == 'GET' and not request.GET.has_key('_action'):
return HttpResponseBadRequest()
# create
elif request.method == 'POST' and not request.POST.has_key(
'_action') and element is None:
# Testing json response:
#return HttpResponse(json.dumps({'test':1, 'again':2}), mimetype='application/json')
elementform = ElementForm(request.POST, prefix='element')
if elementform.is_valid():
# commit=False creates and returns the model object but doesn't save it.
# Remove it if unnecessary.
element = elementform.save(commit=False)
if element.type != 'image' and posterboard.is_user_home_page:
return HttpResponseForbidden('Only adding images is allowed.')
posterboard.element_set.add(element)
stateform = StateForm(request.POST, prefix='state')
if not stateform.is_valid():
data['errors'] = 'State data isn\'t valid: ' + str(
stateform.errors)
return ErrorResponse(data['errors'], format)
state = stateform.save(commit=False)
state.speed = 1 # Appear super fast.
state.order = 1
element.state_set.add(state)
if element.type == 'image':
if not 'image' in request.FILES:
data['errors'] = 'No Image File is Provided. '
return ErrorResponse(data['errors'], format)
childState = ImageState()
childState.image = request.FILES['image']
if (request.POST.has_key('linked-posterboard')):
linkpb = request.POST['linked-posterboard']
if (linkpb is not None):
pblist = user.posterboard_set.filter(
is_user_home_page=False, title=linkpb).all()
if (len(pblist) > 0):
childState.linkedposterboard = pblist[0]
else:
data['errors'] = 'Invalid posterboard.'
return ErrorResponse(data['errors'], format)
else:
data['errors'] = 'No posterboard to link to provided.'
return ErrorResponse(data['errors'], format)
childState.full_clean()
state.imagestate = childState
# Write the element_content, which should be an image
data['element_content'] = '<img src= "'+childState.image.url+ '"'\
'alt="'+childState.alt+'"'+'>'
data['element_path'] = childState.image.url
elif element.type == 'video':
if not 'video' in request.FILES:
data['errors'] = 'No Video File is Provided. '
return ErrorResponse(data['errors'], format)
childState = VideoState()
childState.original_video = request.FILES['video']
childState.clean()
if (childState.original_video.size > settings.MAX_UPLOAD_SIZE):
data['errors'] = 'File is too large. ' + \
'Max size allowed is '+ \
str(settings.MAX_UPLOAD_SIZE/1024.0/1024.0) + \
'MB'
return ErrorResponse(data['errors'], format)
state.videostate = childState
elif element.type == 'audio':
if not 'audio' in request.FILES:
data['errors'] = 'No Audio File is Provided. '
return ErrorResponse(data['errors'], format)
childState = AudioState()
childState.original_audio = request.FILES['audio']
#childState.full_clean()
if (childState.original_audio.size > settings.MAX_UPLOAD_SIZE):
data['errors'] = 'File is too large. ' + \
'Max size allowed is '+ \
str(settings.MAX_UPLOAD_SIZE/1024.0/1024.0) + \
'MB'
return ErrorResponse(data['errors'], format)
state.audiostate = childState
elif element.type == 'text':
childStateForm = TextStateForm(request.POST, prefix='text')
if not childStateForm.is_valid():
data['errors'] = 'TextState data isn\'t valid: ' + str(
childStateForm.errors)
return ErrorResponse(data['errors'], format)
childState = childStateForm.save(commit=False)
state.textstate = childState
data['element_content'] = childState.content
# TODO: Handle other types of states.
else: # no matching type
data['errors'] = 'Element type isn\'t valid: ' + element.type
return ErrorResponse(data['errors'], format)
element.save()
state.save()
childState.save()
if (element.type == "video"):
if settings.VIDEO_CONVERT_SYNC:
from videologue.management.commands.vlprocess import process_files
process_files()
else:
os.system('python ' + settings.PROJECT_ROOT +
'/manage.py vlprocess& 2>&1 1>>' +
settings.LOG_FILENAME)
data['element-id'] = element.id
data['state-id'] = state.id
data['child-id'] = childState.pk
response = render_to_response(
'elements/wrapper.html',
data,
context_instance=RequestContext(request))
if format == 'html':
return redirect(posterboard)
elif format == 'json':
data['message'] = 'Element created successfully.'
data['content'] = response.content
return HttpResponse(json.dumps(data),
mimetype='application/json')
else:
data['errors'] = 'Element data isn\'t valid: ' + str(
elementform.errors)
#logger.debug('Errors creating Element: '+ data['errors'])
return ErrorResponse(data['errors'], format)
# Batch update elements
elif request.method == 'POST' and request.POST.has_key('_action') and request.POST['_action'] == 'put' and \
blogger.id == user.id:
elementForm = ElementForm(request.POST, prefix='element')
stateForm = StateForm(request.POST, prefix='state')
if elementForm.is_valid() and 'element-id' in request.POST:
# Retrieve the actual element in the database and update
actual_element = Element.objects.get(pk=request.POST['element-id'])
edit_form = ElementForm(request.POST,
prefix='element',
instance=actual_element)
edit_form.is_valid() # don't check as we checked above
edit_form.save()
else:
data['message'] += ' Did not update element.'
if stateForm.is_valid() and 'state-id' in request.POST:
actual_state = State.objects.get(pk=request.POST['state-id'])
edit_form = StateForm(request.POST,
prefix='state',
instance=actual_state)
edit_form.is_valid()
edit_form.save()
else:
data['message'] += ' Did not update state'
if 'element-type' in request.POST and 'child-id' in request.POST:
if request.POST['element-type'] == 'image':
childStateForm = ImageStateForm(request.POST, prefix='image')
if not childStateForm.is_valid():
data['errors'] = 'Image data isn\'t valid: ' + str(
childStateForm.errors)
return ErrorResponse(data['errors'], format)
actual_image = ImageState.objects.get(
pk=request.POST['child-id'])
edit_form = ImageStateForm(request.POST,
prefix='image',
instance=actual_image)
edit_form.is_valid()
edit_form.save()
if 'image' in request.FILES:
actual_image.image = request.FILES['image']
if request.POST['element-type'] == 'video':
childStateForm = VideoStateForm(request.POST, prefix='video')
actual_video = VideoState.objects.get(
pk=request.POST['child-id'])
actual_video.clean()
edit_form = VideoStateForm(request.POST,
prefix='video',
instance=actual_video)
#if not edit_form.is_valid():
# data['errors'] = 'Video data isn\'t valid: ' + str(edit_form.errors)
# return ErrorResponse(data['errors'], format)
#edit_form.save()
if 'video' in request.FILES:
actual_video.original_video = request.FILES['video']
if request.POST['element-type'] == 'audio':
childStateForm = AudioStateForm(request.POST, prefix='audio')
actual_audio = AudioState.objects.get(
pk=request.POST['child-id'])
edit_form = AudioStateForm(request.POST,
prefix='audio',
instance=actual_audio)
#if not edit_form.is_valid():
# data['errors'] = 'Audio data isn\'t valid: ' + str(edit_form.errors)
# return ErrorResponse(data['errors'], format)
#edit_form.save()
if 'audio' in request.FILES:
actual_audio.original_audio = request.FILES['audio']
elif request.POST['element-type'] == 'text':
childStateForm = TextStateForm(request.POST, prefix='text')
if not childStateForm.is_valid():
data['errors'] = 'TextState data isn\'t valid: ' + str(
childStateForm.errors)
return ErrorResponse(data['errors'], format)
actual_text = TextState.objects.get(
pk=request.POST['child-id'])
edit_form = TextStateForm(request.POST,
prefix='text',
instance=actual_text)
edit_form.is_valid()
edit_form.save()
else:
data['message'] += ' Did not update any [type]State'
if format == 'html':
return redirect(posterboard)
elif format == 'json':
return HttpResponse(json.dumps(data), mimetype='application/json')
# destroy
elif request.method == 'GET' and request.GET.has_key('_action') and request.GET['_action']=='delete' and \
element is not None and blogger.id == user.id and element.posterboard_id == posterboard.id:
data['message'] = 'Successfully removed element ' + str(element.id)
element.delete()
if format == 'html':
return redirect(posterboard)
elif format == 'json':
return HttpResponse(json.dumps(data), mimetype='application/json')
# All other types of requests are invalid for this specific scenario.
error = {'errors': 'Invalid request'}
return ErrorResponse(error, format)
def elements_handler(request, blogger=None, posterboard=None, element=None, format="html"):
user = request.user
data = {"message": ""}
if not user.id == blogger.id and user and blogger:
return HttpResponseForbidden("Posterboard Only Available for Blogger to Edit")
if request.method == "GET" and not request.GET.has_key("_action"):
return HttpResponseBadRequest()
# create
elif request.method == "POST" and not request.POST.has_key("_action") and element is None:
# Testing json response:
# return HttpResponse(json.dumps({'test':1, 'again':2}), mimetype='application/json')
elementform = ElementForm(request.POST, prefix="element")
if elementform.is_valid():
# commit=False creates and returns the model object but doesn't save it.
# Remove it if unnecessary.
element = elementform.save(commit=False)
if element.type != "image" and posterboard.is_user_home_page:
return HttpResponseForbidden("Only adding images is allowed.")
posterboard.element_set.add(element)
stateform = StateForm(request.POST, prefix="state")
if not stateform.is_valid():
data["errors"] = "State data isn't valid: " + str(stateform.errors)
return ErrorResponse(data["errors"], format)
state = stateform.save(commit=False)
state.speed = 1 # Appear super fast.
state.order = 1
element.state_set.add(state)
if element.type == "image":
if not "image" in request.FILES:
data["errors"] = "No Image File is Provided. "
return ErrorResponse(data["errors"], format)
childState = ImageState()
childState.image = request.FILES["image"]
if request.POST.has_key("linked-posterboard"):
linkpb = request.POST["linked-posterboard"]
if linkpb is not None:
pblist = user.posterboard_set.filter(is_user_home_page=False, title=linkpb).all()
if len(pblist) > 0:
childState.linkedposterboard = pblist[0]
else:
data["errors"] = "Invalid posterboard."
return ErrorResponse(data["errors"], format)
else:
data["errors"] = "No posterboard to link to provided."
return ErrorResponse(data["errors"], format)
childState.full_clean()
state.imagestate = childState
# Write the element_content, which should be an image
data["element_content"] = (
'<img src= "' + childState.image.url + '"' 'alt="' + childState.alt + '"' + ">"
)
data["element_path"] = childState.image.url
elif element.type == "video":
if not "video" in request.FILES:
data["errors"] = "No Video File is Provided. "
return ErrorResponse(data["errors"], format)
childState = VideoState()
childState.original_video = request.FILES["video"]
childState.clean()
if childState.original_video.size > settings.MAX_UPLOAD_SIZE:
data["errors"] = (
"File is too large. "
+ "Max size allowed is "
+ str(settings.MAX_UPLOAD_SIZE / 1024.0 / 1024.0)
+ "MB"
)
return ErrorResponse(data["errors"], format)
state.videostate = childState
elif element.type == "audio":
if not "audio" in request.FILES:
data["errors"] = "No Audio File is Provided. "
return ErrorResponse(data["errors"], format)
childState = AudioState()
childState.original_audio = request.FILES["audio"]
# childState.full_clean()
if childState.original_audio.size > settings.MAX_UPLOAD_SIZE:
data["errors"] = (
"File is too large. "
+ "Max size allowed is "
+ str(settings.MAX_UPLOAD_SIZE / 1024.0 / 1024.0)
+ "MB"
)
return ErrorResponse(data["errors"], format)
state.audiostate = childState
elif element.type == "text":
childStateForm = TextStateForm(request.POST, prefix="text")
if not childStateForm.is_valid():
data["errors"] = "TextState data isn't valid: " + str(childStateForm.errors)
return ErrorResponse(data["errors"], format)
childState = childStateForm.save(commit=False)
state.textstate = childState
data["element_content"] = childState.content
# TODO: Handle other types of states.
else: # no matching type
data["errors"] = "Element type isn't valid: " + element.type
return ErrorResponse(data["errors"], format)
element.save()
state.save()
childState.save()
if element.type == "video":
if settings.VIDEO_CONVERT_SYNC:
from videologue.management.commands.vlprocess import process_files
process_files()
else:
os.system(
"python " + settings.PROJECT_ROOT + "/manage.py vlprocess& 2>&1 1>>" + settings.LOG_FILENAME
)
data["element-id"] = element.id
data["state-id"] = state.id
data["child-id"] = childState.pk
response = render_to_response("elements/wrapper.html", data, context_instance=RequestContext(request))
if format == "html":
return redirect(posterboard)
elif format == "json":
data["message"] = "Element created successfully."
data["content"] = response.content
return HttpResponse(json.dumps(data), mimetype="application/json")
else:
data["errors"] = "Element data isn't valid: " + str(elementform.errors)
# logger.debug('Errors creating Element: '+ data['errors'])
return ErrorResponse(data["errors"], format)
# Batch update elements
elif (
request.method == "POST"
and request.POST.has_key("_action")
and request.POST["_action"] == "put"
and blogger.id == user.id
):
elementForm = ElementForm(request.POST, prefix="element")
stateForm = StateForm(request.POST, prefix="state")
if elementForm.is_valid() and "element-id" in request.POST:
# Retrieve the actual element in the database and update
actual_element = Element.objects.get(pk=request.POST["element-id"])
edit_form = ElementForm(request.POST, prefix="element", instance=actual_element)
edit_form.is_valid() # don't check as we checked above
edit_form.save()
else:
data["message"] += " Did not update element."
if stateForm.is_valid() and "state-id" in request.POST:
actual_state = State.objects.get(pk=request.POST["state-id"])
edit_form = StateForm(request.POST, prefix="state", instance=actual_state)
edit_form.is_valid()
edit_form.save()
else:
data["message"] += " Did not update state"
if "element-type" in request.POST and "child-id" in request.POST:
if request.POST["element-type"] == "image":
childStateForm = ImageStateForm(request.POST, prefix="image")
if not childStateForm.is_valid():
data["errors"] = "Image data isn't valid: " + str(childStateForm.errors)
return ErrorResponse(data["errors"], format)
actual_image = ImageState.objects.get(pk=request.POST["child-id"])
edit_form = ImageStateForm(request.POST, prefix="image", instance=actual_image)
edit_form.is_valid()
edit_form.save()
if "image" in request.FILES:
actual_image.image = request.FILES["image"]
if request.POST["element-type"] == "video":
childStateForm = VideoStateForm(request.POST, prefix="video")
actual_video = VideoState.objects.get(pk=request.POST["child-id"])
actual_video.clean()
edit_form = VideoStateForm(request.POST, prefix="video", instance=actual_video)
# if not edit_form.is_valid():
# data['errors'] = 'Video data isn\'t valid: ' + str(edit_form.errors)
# return ErrorResponse(data['errors'], format)
# edit_form.save()
if "video" in request.FILES:
actual_video.original_video = request.FILES["video"]
if request.POST["element-type"] == "audio":
childStateForm = AudioStateForm(request.POST, prefix="audio")
actual_audio = AudioState.objects.get(pk=request.POST["child-id"])
edit_form = AudioStateForm(request.POST, prefix="audio", instance=actual_audio)
# if not edit_form.is_valid():
# data['errors'] = 'Audio data isn\'t valid: ' + str(edit_form.errors)
# return ErrorResponse(data['errors'], format)
# edit_form.save()
if "audio" in request.FILES:
actual_audio.original_audio = request.FILES["audio"]
elif request.POST["element-type"] == "text":
childStateForm = TextStateForm(request.POST, prefix="text")
if not childStateForm.is_valid():
data["errors"] = "TextState data isn't valid: " + str(childStateForm.errors)
return ErrorResponse(data["errors"], format)
actual_text = TextState.objects.get(pk=request.POST["child-id"])
edit_form = TextStateForm(request.POST, prefix="text", instance=actual_text)
edit_form.is_valid()
edit_form.save()
else:
data["message"] += " Did not update any [type]State"
if format == "html":
return redirect(posterboard)
elif format == "json":
return HttpResponse(json.dumps(data), mimetype="application/json")
# destroy
elif (
request.method == "GET"
and request.GET.has_key("_action")
and request.GET["_action"] == "delete"
and element is not None
and blogger.id == user.id
and element.posterboard_id == posterboard.id
):
data["message"] = "Successfully removed element " + str(element.id)
element.delete()
if format == "html":
return redirect(posterboard)
elif format == "json":
return HttpResponse(json.dumps(data), mimetype="application/json")
# All other types of requests are invalid for this specific scenario.
error = {"errors": "Invalid request"}
return ErrorResponse(error, format)
def states_handler(request,
blogger=None,
posterboard=None,
element=None,
state=None,
format='html'):
user = request.user
data = {"message": ""}
if not user.id == blogger.id and user and blogger:
return HttpResponseForbidden(
'Posterboard Only Available for Blogger to Edit')
if posterboard is None or element is None:
return HttpResponseBadRequest('Specify posterboard and element')
if request.method == 'GET' and not request.GET.has_key('_action'):
return HttpResponseBadRequest()
# create
elif request.method == 'POST' and not request.POST.has_key(
'_action') and state is None:
stateform = StateForm(request.POST, prefix='state')
if stateform.is_valid():
state = stateform.save(commit=False)
if state.order is None:
try:
max_order = State.objects.filter(
pb_element=self.pb_element).aggregate(
models.Max('order'))['order__max']
except:
max_order = None
if max_order is not None:
self.order = max_order + 1
element.state_set.add(state)
element.save()
state.save()
data['element-id'] = element.pk
data['state-id'] = state.id
if format == 'html':
return redirect(posterboard)
elif format == 'json':
data['message'] = 'State created successfully.'
data['state'] = jsonload(serializers.serialize(
'json', [state]))[0]
return HttpResponse(json.dumps(data),
mimetype='application/json')
else:
data['errors'] = 'State data isn\'t valid: ' + str(
stateform.errors)
#logger.debug('Errors creating Element: '+ data['errors'])
return ErrorResponse(data['errors'], format)
# destroy
elif request.method == 'GET' and request.GET.has_key('_action') and request.GET['_action']=='delete' and \
element is not None and blogger.id == user.id and element.posterboard_id == posterboard.id and \
state is not None and state.pb_element_id == element.id:
# Make sure element has more than one state.
if element.state_set.count() <= 1:
data['error'] = 'Cannot remove an element that has only one state'
return ErrorResponse(data['error'], format)
typestate = state.typestate()
if typestate is not None:
next_state = element.state_set.filter(
order__gt=state.order).order_by('order', 'created_at')[0]
typestate.state = next_state
state.delete(delete_typestate=False)
typestate.save()
else:
state.delete()
data['message'] = 'Successfully removed state ' + str(state.id)
if format == 'html':
return redirect(posterboard)
elif format == 'json':
return HttpResponse(json.dumps(data), mimetype='application/json')
# All other types of requests are invalid for this specific scenario.
error = {'errors': 'Invalid request'}
return ErrorResponse(error, format)
def states_handler(request, blogger=None, posterboard=None, element=None, state=None, format="html"):
user = request.user
data = {"message": ""}
if not user.id == blogger.id and user and blogger:
return HttpResponseForbidden("Posterboard Only Available for Blogger to Edit")
if posterboard is None or element is None:
return HttpResponseBadRequest("Specify posterboard and element")
if request.method == "GET" and not request.GET.has_key("_action"):
return HttpResponseBadRequest()
# create
elif request.method == "POST" and not request.POST.has_key("_action") and state is None:
stateform = StateForm(request.POST, prefix="state")
if stateform.is_valid():
state = stateform.save(commit=False)
if state.order is None:
try:
max_order = State.objects.filter(pb_element=self.pb_element).aggregate(models.Max("order"))[
"order__max"
]
except:
max_order = None
if max_order is not None:
self.order = max_order + 1
element.state_set.add(state)
element.save()
state.save()
data["element-id"] = element.pk
data["state-id"] = state.id
if format == "html":
return redirect(posterboard)
elif format == "json":
data["message"] = "State created successfully."
data["state"] = jsonload(serializers.serialize("json", [state]))[0]
return HttpResponse(json.dumps(data), mimetype="application/json")
else:
data["errors"] = "State data isn't valid: " + str(stateform.errors)
# logger.debug('Errors creating Element: '+ data['errors'])
return ErrorResponse(data["errors"], format)
# destroy
elif (
request.method == "GET"
and request.GET.has_key("_action")
and request.GET["_action"] == "delete"
and element is not None
and blogger.id == user.id
and element.posterboard_id == posterboard.id
and state is not None
and state.pb_element_id == element.id
):
# Make sure element has more than one state.
if element.state_set.count() <= 1:
data["error"] = "Cannot remove an element that has only one state"
return ErrorResponse(data["error"], format)
typestate = state.typestate()
if typestate is not None:
next_state = element.state_set.filter(order__gt=state.order).order_by("order", "created_at")[0]
typestate.state = next_state
state.delete(delete_typestate=False)
typestate.save()
else:
state.delete()
data["message"] = "Successfully removed state " + str(state.id)
if format == "html":
return redirect(posterboard)
elif format == "json":
return HttpResponse(json.dumps(data), mimetype="application/json")
# All other types of requests are invalid for this specific scenario.
error = {"errors": "Invalid request"}
return ErrorResponse(error, format)