def ajax_upload_samples_as_version(request):
"""
Upload some samples and then add each uploaded sample
to a new project version.
"""
project = get_obj_from_request(request.POST, 'project', Project)
comments = request.POST.get('comments', '')
if project is None:
return json_failure(design.bad_project_id)
band = project.band
if not band.permission_to_work(request.user):
return json_failure(
design.you_dont_have_permission_to_work_on_this_band)
if band.is_read_only():
return json_failure(design.band_in_readonly_mode)
node = SongCommentNode()
node.owner = request.user
node.content = comments
node.save()
version = ProjectVersion()
version.project = project
version.owner = request.user
version.comment_node = node
version.version = project.latest_version.version # no +1, only adding samples.
version.save() # so we can add provided_samples
node.version = version
node.save()
def add_sample_to_version(sample):
version.provided_samples.add(sample)
files = request.FILES.getlist('file')
for item in files:
handle_sample_upload(item,
request.user,
band,
callback=add_sample_to_version)
band.save()
version.save()
version.makeLogEntry()
return json_success()
def ajax_rename_project(request):
"""
Make a new version that renames the project.
"""
form = RenameProjectForm(request.POST)
if form.is_valid():
new_title = form.cleaned_data.get('title')
comments = form.cleaned_data.get('comments', '')
project_id = form.cleaned_data.get('project')
try:
project = Project.objects.get(pk=project_id)
except Project.DoesNotExist:
return json_failure(design.bad_project_id)
if not project.band.permission_to_work(request.user):
return json_failure(
design.you_dont_have_permission_to_work_on_this_band)
if project.band.is_read_only():
return json_failure(design.band_in_readonly_mode)
node = SongCommentNode()
node.owner = request.user
node.content = comments
node.save()
version = ProjectVersion()
version.project = project
version.owner = request.user
version.comment_node = node
version.version = project.latest_version.version # no +1 because only renaming
version.new_title = new_title
version.old_title = project.title
version.save()
node.version = version
node.save()
project.title = new_title
project.save()
return json_success()
return json_failure(form_errors(form))
def ajax_upload_samples_as_version(request):
"""
Upload some samples and then add each uploaded sample
to a new project version.
"""
project = get_obj_from_request(request.POST, 'project', Project)
comments = request.POST.get('comments', '')
if project is None:
return json_failure(design.bad_project_id)
band = project.band
if not band.permission_to_work(request.user):
return json_failure(design.you_dont_have_permission_to_work_on_this_band)
if band.is_read_only():
return json_failure(design.band_in_readonly_mode)
node = SongCommentNode()
node.owner = request.user
node.content = comments
node.save()
version = ProjectVersion()
version.project = project
version.owner = request.user
version.comment_node = node
version.version = project.latest_version.version # no +1, only adding samples.
version.save() # so we can add provided_samples
node.version = version
node.save()
def add_sample_to_version(sample):
version.provided_samples.add(sample)
files = request.FILES.getlist('file')
for item in files:
handle_sample_upload(item, request.user, band, callback=add_sample_to_version)
band.save()
version.save()
version.makeLogEntry()
return json_success()
def ajax_rename_project(request):
"""
Make a new version that renames the project.
"""
form = RenameProjectForm(request.POST)
if form.is_valid():
new_title = form.cleaned_data.get('title')
comments = form.cleaned_data.get('comments', '')
project_id = form.cleaned_data.get('project')
try:
project = Project.objects.get(pk=project_id)
except Project.DoesNotExist:
return json_failure(design.bad_project_id)
if not project.band.permission_to_work(request.user):
return json_failure(design.you_dont_have_permission_to_work_on_this_band)
if project.band.is_read_only():
return json_failure(design.band_in_readonly_mode)
node = SongCommentNode()
node.owner = request.user
node.content = comments
node.save()
version = ProjectVersion()
version.project = project
version.owner = request.user
version.comment_node = node
version.version = project.latest_version.version # no +1 because only renaming
version.new_title = new_title
version.old_title = project.title
version.save()
node.version = version
node.save()
project.title = new_title
project.save()
return json_success()
return json_failure(form_errors(form))
def ajax_comment(request):
parent = get_obj_from_request(request.POST, 'parent', SongCommentNode)
if parent is None:
return json_failure(design.bad_song_comment_node_id)
# make sure the user has permission to critique
if parent.song is not None:
if not parent.song.permission_to_critique(request.user):
return json_failure(design.you_dont_have_permission_to_comment)
else:
if not parent.version.project.band.permission_to_critique(request.user):
return json_failure(design.you_dont_have_permission_to_comment)
# make sure the parent has enabled replies
if parent.reply_disabled:
return json_failure(design.comments_disabled_for_this_version)
position = request.POST.get('position')
if position is not None:
try:
position = float(position)
except ValueError:
position = None
if position < 0 or position > parent.song.length:
return json_failure(design.invalid_position)
content = request.POST.get('content')
if len(content) == 0 or len(content) > 2000:
return json_failure(design.content_wrong_length)
node = SongCommentNode()
node.song = parent.song
node.version = parent.version
node.parent = parent
node.owner = request.user
node.content = content
node.position = position
node.reply_disabled = False
node.save()
return json_success(node.to_dict())
def upload_song(user, file_mp3_handle=None, file_source_handle=None, max_song_len=None, band=None, song_title=None, song_album="", song_comments="", filename_appendix=""):
"""
inputs:
user: the person uploading stuff
file_mp3_handle: the handle from the form
file_source_handle: the handle from the form. need to also pass user if you want this to work.
max_song_len: how many seconds long a song can be. None means unlimited.
band: band model - who to attribute the song to.
song_title: id3 title to enforce upon the mp3
song_album: id3 album to enforce upon the mp3
song_comments: the author's own comments for the song.
filename_appendix: use this if you want to add something to the filename, before the extension.
* uploads the mp3 and source file if applicable
* creates the proper files and id3 tags
* generates the waveform image
outputs a dict:
success: boolean - whether it was successful or not
reason: string - what went wrong if success is False.
song: new song model. it will have been saved, but then more
things added to it so it needs to be saved again. it will
have the following fields properly populated:
owner
source_file
waveform_img
mp3_file
band
title
album
length
studio
samples
effects
generators
"""
data = {
'success': False,
'song': None,
}
assert band != None, "Band parameter isn't optional."
assert song_title != None, "Song title parameter isn't optional."
song = Song()
song.band = band
song.owner = user
song.title = song_title
song.length = 0
song.album = song_album
# save so we can use relational fields
song.save()
# create the root node for song comments
node = SongCommentNode()
node.song = song
node.owner = user
node.content = song_comments
node.save()
song.comment_node = node
if file_mp3_handle != None:
result = handle_mp3_upload(file_mp3_handle, song, max_song_len, filename_appendix=filename_appendix)
if not result['success']:
song.delete()
return result
# upload the source file
if file_source_handle != None:
handle_project_upload(file_source_handle, user, song, filename_appendix=filename_appendix)
# we incremented bytes_used in band, so save it now
band.save()
data['song'] = song
data['success'] = True
return data
def ajax_comment(request):
parent = get_obj_from_request(request.POST, 'parent', SongCommentNode)
if parent is None:
return json_failure(design.bad_song_comment_node_id)
# make sure the user has permission to critique
if parent.song is not None:
if not parent.song.permission_to_critique(request.user):
return json_failure(design.you_dont_have_permission_to_comment)
else:
if not parent.version.project.band.permission_to_critique(
request.user):
return json_failure(design.you_dont_have_permission_to_comment)
# make sure the parent has enabled replies
if parent.reply_disabled:
return json_failure(design.comments_disabled_for_this_version)
position = request.POST.get('position')
if position is not None:
try:
position = float(position)
except ValueError:
position = None
if position < 0 or position > parent.song.length:
return json_failure(design.invalid_position)
content = request.POST.get('content')
if len(content) == 0 or len(content) > 2000:
return json_failure(design.content_wrong_length)
node = SongCommentNode()
node.song = parent.song
node.version = parent.version
node.parent = parent
node.owner = request.user
node.content = content
node.position = position
node.reply_disabled = False
node.save()
return json_success(node.to_dict())
def upload_song(user,
file_mp3_handle=None,
file_source_handle=None,
max_song_len=None,
band=None,
song_title=None,
song_album="",
song_comments="",
filename_appendix=""):
"""
inputs:
user: the person uploading stuff
file_mp3_handle: the handle from the form
file_source_handle: the handle from the form. need to also pass user if you want this to work.
max_song_len: how many seconds long a song can be. None means unlimited.
band: band model - who to attribute the song to.
song_title: id3 title to enforce upon the mp3
song_album: id3 album to enforce upon the mp3
song_comments: the author's own comments for the song.
filename_appendix: use this if you want to add something to the filename, before the extension.
* uploads the mp3 and source file if applicable
* creates the proper files and id3 tags
* generates the waveform image
outputs a dict:
success: boolean - whether it was successful or not
reason: string - what went wrong if success is False.
song: new song model. it will have been saved, but then more
things added to it so it needs to be saved again. it will
have the following fields properly populated:
owner
source_file
waveform_img
mp3_file
band
title
album
length
studio
samples
effects
generators
"""
data = {
'success': False,
'song': None,
}
assert band != None, "Band parameter isn't optional."
assert song_title != None, "Song title parameter isn't optional."
song = Song()
song.band = band
song.owner = user
song.title = song_title
song.length = 0
song.album = song_album
# save so we can use relational fields
song.save()
# create the root node for song comments
node = SongCommentNode()
node.song = song
node.owner = user
node.content = song_comments
node.save()
song.comment_node = node
if file_mp3_handle != None:
result = handle_mp3_upload(file_mp3_handle,
song,
max_song_len,
filename_appendix=filename_appendix)
if not result['success']:
song.delete()
return result
# upload the source file
if file_source_handle != None:
handle_project_upload(file_source_handle,
user,
song,
filename_appendix=filename_appendix)
# we incremented bytes_used in band, so save it now
band.save()
data['song'] = song
data['success'] = True
return data
