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Added new mimetype app to handle mimetype guessing and provide mimetype related icons when a preview is not available

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This commit is contained in:
Roberto Rosario
2011-07-22 03:37:26 -04:00
parent 4060a39a4f
commit f589da84fd
124 changed files with 171 additions and 80 deletions
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15
apps/documents/models.py
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@@ -15,12 +15,14 @@ from converter.api import get_page_count
from converter.api import get_available_transformations_choices
from converter.api import convert
from converter.exceptions import UnknownFormat, UnkownConvertError
from mimetype.api import get_document_mimetype, get_icon_file_path, \
get_error_icon_file_path
from documents.utils import get_document_mimetype
from documents.conf.settings import CHECKSUM_FUNCTION
from documents.conf.settings import UUID_FUNCTION
from documents.conf.settings import STORAGE_BACKEND
from documents.conf.settings import PREVIEW_SIZE
from documents.conf.settings import DISPLAY_SIZE
from documents.conf.settings import CACHE_PATH
from documents.managers import RecentDocumentManager, \
@@ -234,17 +236,16 @@ class Document(models.Model):
document_file = document_save_to_temp_dir(self, self.checksum)
return convert(document_file, output_filepath=cache_file_path, page=page, transformations=transformations)
def get_image(self, size=PREVIEW_SIZE, page=DEFAULT_PAGE_NUMBER, zoom=DEFAULT_ZOOM_LEVEL, rotation=DEFAULT_ROTATION):
def get_image(self, size=DISPLAY_SIZE, page=DEFAULT_PAGE_NUMBER, zoom=DEFAULT_ZOOM_LEVEL, rotation=DEFAULT_ROTATION):
try:
image_cache_name = self.get_image_cache_name(page=page)
output_file = convert(image_cache_name, cleanup_files=False, size=size, zoom=zoom, rotation=rotation)
return convert(image_cache_name, cleanup_files=False, size=size, zoom=zoom, rotation=rotation)
except UnknownFormat:
output_file = os.path.join(settings.MEDIA_ROOT, u'images', PICTURE_UNKNOWN_SMALL)
return get_icon_file_path(self.file_mimetype)
except UnkownConvertError:
output_file = os.path.join(settings.MEDIA_ROOT, u'images', PICTURE_ERROR_SMALL)
return get_error_icon_file_path()
except:
output_file = os.path.join(settings.MEDIA_ROOT, u'images', PICTURE_ERROR_SMALL)
return output_file
return get_error_icon_file_path()
class DocumentTypeFilename(models.Model):