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Added support for showing a staging file's thumbnail

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This commit is contained in:
Roberto Rosario
2011-07-24 05:15:56 -04:00
parent 8aa72a954b
commit 37677e89f0
6 changed files with 84 additions and 37 deletions
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apps/sources/views.py
+32 -25
View File
@@ -17,6 +17,7 @@ from documents.literals import PERMISSION_DOCUMENT_CREATE
from documents.literals import HISTORY_DOCUMENT_CREATED
from documents.models import RecentDocument, Document, DocumentType
from document_indexing.api import update_indexes
from documents.conf.settings import THUMBNAIL_SIZE
from history.api import create_history
from metadata.api import save_metadata_list, \
decode_metadata_from_url, metadata_repr_as_list
@@ -161,7 +162,7 @@ def upload_interactive(request, source_type=None, source_id=None):
elif source_type == SOURCE_CHOICE_STAGING:
staging_folder = get_object_or_404(StagingFolder, pk=source_id)
context['source'] = staging_folder
StagingFile = create_staging_file_class(request, staging_folder.folder_path)
StagingFile = create_staging_file_class(request, staging_folder.folder_path, source=staging_folder)
if request.method == 'POST':
form = StagingDocumentForm(request.POST, request.FILES,
cls=StagingFile, document_type=document_type,
@@ -290,32 +291,38 @@ def staging_file_preview(request, source_type, source_id, staging_file_id):
check_permissions(request.user, [PERMISSION_DOCUMENT_CREATE])
staging_folder = get_object_or_404(StagingFolder, pk=source_id)
StagingFile = create_staging_file_class(request, staging_folder.folder_path)
try:
transformations, errors=SourceTransformation.objects.get_for_object_as_list(staging_folder)
output_file, errors = StagingFile.get(staging_file_id).preview(
preview_size=staging_folder.get_preview_size(),
transformations=transformations
)
if errors and (request.user.is_staff or request.user.is_superuser):
for error in errors:
messages.warning(request, _(u'Staging file transformation error: %(error)s') % {
'error': error
})
transformations, errors = SourceTransformation.objects.get_for_object_as_list(staging_folder)
output_file = StagingFile.get(staging_file_id).get_image(
size=staging_folder.get_preview_size(),
transformations=transformations
)
if errors and (request.user.is_staff or request.user.is_superuser):
for error in errors:
messages.warning(request, _(u'Staging file transformation error: %(error)s') % {
'error': error
})
except UnkownConvertError, e:
if request.user.is_staff or request.user.is_superuser:
messages.error(request, e)
return sendfile.sendfile(request, output_file)
output_file = os.path.join(settings.MEDIA_ROOT, u'images', PICTURE_ERROR_MEDIUM)
except UnknownFormat:
output_file = os.path.join(settings.MEDIA_ROOT, u'images', PICTURE_UNKNOWN_MEDIUM)
except Exception, e:
if request.user.is_staff or request.user.is_superuser:
messages.error(request, e)
output_file = os.path.join(settings.MEDIA_ROOT, u'images', PICTURE_ERROR_MEDIUM)
finally:
return sendfile.sendfile(request, output_file)
def staging_file_thumbnail(request, source_id, staging_file_id):
check_permissions(request.user, [PERMISSION_DOCUMENT_CREATE])
staging_folder = get_object_or_404(StagingFolder, pk=source_id)
StagingFile = create_staging_file_class(request, staging_folder.folder_path, source=staging_folder)
transformations, errors = SourceTransformation.objects.get_for_object_as_list(staging_folder)
output_file = StagingFile.get(staging_file_id).get_image(
size=THUMBNAIL_SIZE,
transformations=transformations
)
if errors and (request.user.is_staff or request.user.is_superuser):
for error in errors:
messages.warning(request, _(u'Staging file transformation error: %(error)s') % {
'error': error
})
return sendfile.sendfile(request, output_file)
def staging_file_delete(request, source_type, source_id, staging_file_id):