def download_pdf_one(self,
page_id: str,
revision_id: str = None,
*args,
**kwargs):
file_id = int(tg.request.controller_state.routing_args.get('file_id'))
revision_id = int(revision_id) if revision_id != 'latest' else None
page = int(page_id)
cache_path = CFG.get_instance().PREVIEW_CACHE_DIR
preview_manager = PreviewManager(cache_path, create_folder=True)
user = tmpl_context.current_user
content_api = ContentApi(user, show_archived=True, show_deleted=True)
file = content_api.get_one(file_id, self._item_type)
if revision_id:
file_path = content_api.get_one_revision_filepath(revision_id)
else:
file = content_api.get_one(file_id, self._item_type)
file_path = content_api.get_one_revision_filepath(file.revision_id)
path = preview_manager.get_pdf_preview(file_path=file_path, page=page)
file_suffix = ''
if page > -1:
file_suffix = '.page-{}'.format(page + 1)
tg.response.headers['Content-Disposition'] = \
'attachment; filename="{}{}.pdf"'.format(
file.label,
file_suffix,
)
with open(path, 'rb') as pdf:
return pdf.read()
def get_one(self,
page_id: str = '-1',
revision_id: str = None,
size: int = 300,
*args,
**kwargs):
file_id = int(tg.request.controller_state.routing_args.get('file_id'))
page = int(page_id)
revision_id = int(revision_id) if revision_id != 'latest' else None
cache_path = CFG.get_instance().PREVIEW_CACHE_DIR
preview_manager = PreviewManager(cache_path, create_folder=True)
user = tmpl_context.current_user
content_api = ContentApi(user, show_archived=True, show_deleted=True)
if revision_id:
file_path = content_api.get_one_revision_filepath(revision_id)
else:
file = content_api.get_one(file_id, self._item_type)
file_path = content_api.get_one_revision_filepath(file.revision_id)
try:
path = preview_manager.get_jpeg_preview(file_path=file_path,
page=page,
height=size,
width=size)
with open(path, 'rb') as large:
result = large.read()
except PreviewGeneratorException:
result = None
return result
def download_pdf_one(self,
page_id: str,
revision_id: str=None,
*args, **kwargs):
file_id = int(tg.request.controller_state.routing_args.get('file_id'))
revision_id = int(revision_id) if revision_id != 'latest' else None
page = int(page_id)
cache_path = CFG.get_instance().PREVIEW_CACHE_DIR
preview_manager = PreviewManager(cache_path, create_folder=True)
user = tmpl_context.current_user
content_api = ContentApi(user,
show_archived=True,
show_deleted=True)
file = content_api.get_one(file_id, self._item_type)
if revision_id:
file_path = content_api.get_one_revision_filepath(revision_id)
else:
file = content_api.get_one(file_id, self._item_type)
file_path = content_api.get_one_revision_filepath(file.revision_id)
path = preview_manager.get_pdf_preview(file_path=file_path,
page=page)
file_suffix = ''
if page > -1:
file_suffix = '.page-{}'.format(page + 1)
tg.response.headers['Content-Disposition'] = \
'attachment; filename="{}{}.pdf"'.format(
file.label,
file_suffix,
)
with open(path, 'rb') as pdf:
return pdf.read()
def get_one(self,
page_id: str='-1',
revision_id: str=None,
size: int=300,
*args, **kwargs):
file_id = int(tg.request.controller_state.routing_args.get('file_id'))
page = int(page_id)
revision_id = int(revision_id) if revision_id != 'latest' else None
cache_path = CFG.get_instance().PREVIEW_CACHE_DIR
preview_manager = PreviewManager(cache_path, create_folder=True)
user = tmpl_context.current_user
content_api = ContentApi(user,
show_archived=True,
show_deleted=True)
if revision_id:
file_path = content_api.get_one_revision_filepath(revision_id)
else:
file = content_api.get_one(file_id, self._item_type)
file_path = content_api.get_one_revision_filepath(file.revision_id)
try:
path = preview_manager.get_jpeg_preview(file_path=file_path,
page=page,
height=size,
width=size)
with open(path, 'rb') as large:
result = large.read()
except PreviewGeneratorException:
result = None
return result
def get_one(self, file_id, revision_id=None):
file_id = int(file_id)
cache_path = CFG.get_instance().PREVIEW_CACHE
preview_manager = PreviewManager(cache_path, create_folder=True)
user = tmpl_context.current_user
workspace = tmpl_context.workspace
current_user_content = Context(CTX.CURRENT_USER,
current_user=user).toDict(user)
current_user_content.roles.sort(key=lambda role: role.workspace.name)
content_api = ContentApi(user, show_archived=True, show_deleted=True)
if revision_id:
file = content_api.get_one_from_revision(file_id, self._item_type,
workspace, revision_id)
else:
file = content_api.get_one(file_id, self._item_type, workspace)
revision_id = file.revision_id
file_path = content_api.get_one_revision_filepath(revision_id)
nb_page = preview_manager.get_nb_page(file_path=file_path)
preview_urls = []
for page in range(int(nb_page)):
url_str = '/previews/{}/pages/{}?revision_id={}'
url = url_str.format(file_id, page, revision_id)
preview_urls.append(url)
fake_api_breadcrumb = self.get_breadcrumb(file_id)
fake_api_content = DictLikeClass(breadcrumb=fake_api_breadcrumb,
current_user=current_user_content)
fake_api = Context(CTX.FOLDER,
current_user=user).toDict(fake_api_content)
dictified_file = Context(self._get_one_context,
current_user=user).toDict(file, 'file')
result = DictLikeClass(result=dictified_file,
fake_api=fake_api,
nb_page=nb_page,
url=preview_urls)
return result
def get_one(self, file_id, revision_id=None):
file_id = int(file_id)
cache_path = CFG.get_instance().PREVIEW_CACHE_DIR
preview_manager = PreviewManager(cache_path, create_folder=True)
user = tmpl_context.current_user
workspace = tmpl_context.workspace
current_user_content = Context(CTX.CURRENT_USER,
current_user=user).toDict(user)
current_user_content.roles.sort(key=lambda role: role.workspace.name)
content_api = ContentApi(user, show_archived=True, show_deleted=True)
if revision_id:
file = content_api.get_one_from_revision(file_id, self._item_type,
workspace, revision_id)
else:
file = content_api.get_one(file_id, self._item_type, workspace)
revision_id = file.revision_id
file_path = content_api.get_one_revision_filepath(revision_id)
nb_page = 0
enable_pdf_buttons = False # type: bool
preview_urls = []
try:
nb_page = preview_manager.get_page_nb(file_path=file_path)
for page in range(int(nb_page)):
url_str = '/previews/{}/pages/{}?revision_id={}'
url = url_str.format(file_id, page, revision_id)
preview_urls.append(url)
enable_pdf_buttons = \
preview_manager.has_pdf_preview(file_path=file_path)
except PreviewGeneratorException as e:
# INFO - A.P - Silently intercepts preview exception
# As preview generation isn't mandatory, just register it
logger.debug(self,
'Preview Generator Exception: {}'.format(e.__str__))
except Exception as e:
# INFO - D.A - 2017-08-11 - Make Tracim robust to pg exceptions
# Preview generator may potentially raise any type of exception
# so we prevent user interface crashes by catching all exceptions
logger.error(
self,
'Preview Generator Generic Exception: {}'.format(e.__str__))
pdf_available = 'true' if enable_pdf_buttons else 'false' # type: str
fake_api_breadcrumb = self.get_breadcrumb(file_id)
fake_api_content = DictLikeClass(breadcrumb=fake_api_breadcrumb,
current_user=current_user_content)
fake_api = Context(CTX.FOLDER, current_user=user)\
.toDict(fake_api_content)
dictified_file = Context(self._get_one_context,
current_user=user).toDict(file, 'file')
result = DictLikeClass(result=dictified_file,
fake_api=fake_api,
nb_page=nb_page,
url=preview_urls,
pdf_available=pdf_available)
return result
