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+import tg
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+from preview_generator.manager import PreviewManager
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+from tg import expose, tmpl_context
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+from tracim.config.app_cfg import CFG
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+from tracim.controllers import TIMRestController
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+from tracim.lib.content import ContentApi
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+from tracim.model.data import ContentType
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+
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+__all__ = ['PagesController']
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+
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+class PagesController(TIMRestController):
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+
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+ @expose()
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+ def _default(self):
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+ return '<h2> Error Loading Page</h2>'
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+
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+ @expose()
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+ def get_all(self, *args, **kwargs):
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+ file_id = int(tg.request.controller_state.routing_args.get('file_id'))
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+ return 'all the pages of document {}'.format(file_id)
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+
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+ @expose(content_type='image/jpeg')
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+ def get_one(self, page_id: int, revision_id: int=None, *args, **kwargs):
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+ file_id = int(tg.request.controller_state.routing_args.get('file_id'))
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+
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+ # For now it's done through database content
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+ # but soon it'll be with disk access
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+
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+ user = tmpl_context.current_user
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+ content_api = ContentApi(
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+ user,
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+ show_archived=True,
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+ show_deleted=True,
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+ )
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+ if revision_id:
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+ file_path = content_api.get_one_revision_filepath(revision_id)
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+ else:
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+ file = content_api.get_one(file_id, self._item_type)
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+ file_path = content_api.get_one_revision_filepath(file.revision_id)
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+
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+ cfg = CFG.get_instance()
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+ cache_path = cfg.PREVIEW_CACHE
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+
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+ preview_manager = PreviewManager(cache_path, create_folder=True)
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+ path = preview_manager.get_jpeg_preview(
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+ file_path=file_path,
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+ page=page_id,
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+ height=500,
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+ width=500
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+ )
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+
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+ with open(path, 'rb') as large:
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+ return large.read()
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+
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+ @expose(content_type='image/jpeg')
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+ def high_quality(self, page_id: int, *args, **kwargs):
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+ file_id = int(tg.request.controller_state.routing_args.get('file_id'))
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+
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+ # For now it's done through database content
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+ # but soon it'll be with disk access
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+
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+ user = tmpl_context.current_user
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+ content_api = ContentApi(
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+ user,
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+ show_archived=True,
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+ show_deleted=True,
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+ )
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+ file_name = content_api.get_one(file_id, self._item_type).file_name
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+ cache_path = '/home/alexis/Pictures/cache/'
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+
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+ preview_manager = PreviewManager(cache_path, create_folder=True)
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+ path = preview_manager.get_jpeg_preview(
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+ file_path='/home/alexis/Pictures/cache/{}'.format(file_name),
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+ page=page_id,
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+ height=5000,
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+ width=5000
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+ )
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+
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+ with open(path, 'rb') as large:
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+ return large.read()
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+
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+ @expose(content_type='application/pdf')
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+ def download_pdf_full(self, *args, **kwargs):
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+ file_id = int(tg.request.controller_state.routing_args.get('file_id'))
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+
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+ # For now it's done through database content
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+ # but soon it'll be with disk access
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+
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+ user = tmpl_context.current_user
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+ content_api = ContentApi(
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+ user,
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+ show_archived=True,
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+ show_deleted=True,
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+ )
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+ file_name = content_api.get_one(file_id, self._item_type).file_name
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+ cache_path = '/home/alexis/Pictures/cache/'
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+
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+ preview_manager = PreviewManager(cache_path, create_folder=True)
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+ path = preview_manager.get_pdf_preview(
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+ file_path='/home/alexis/Pictures/cache/{}'.format(file_name),
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+ )
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+
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+ tg.response.headers['Content-Disposition'] = \
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+ str('attachment; filename="{}"'.format(file_name))
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+ with open(path, 'rb') as pdf:
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+ return pdf.read()
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+
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+ @expose(content_type='application/pdf')
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+ def download_pdf_one(self, page_id: int, *args, **kwargs):
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+ file_id = int(tg.request.controller_state.routing_args.get('file_id'))
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+ page_id = int(page_id)
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+ # page_id = int(tg.request.controller_state.routing_args.get('page_id'))
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+
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+ # For now it's done through database content
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+ # but soon it'll be with disk access
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+
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+ user = tmpl_context.current_user
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+ content_api = ContentApi(
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+ user,
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+ show_archived=True,
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+ show_deleted=True,
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+ )
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+ file_name = content_api.get_one(file_id, self._item_type).file_name
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+
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+ cache_path = '/home/alexis/Pictures/cache/'
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+
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+ preview_manager = PreviewManager(cache_path, create_folder=True)
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+ path = preview_manager.get_pdf_preview(
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+ file_path='/home/alexis/Pictures/cache/{}'.format(file_name),
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+ page=page_id,
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+ )
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+
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+ tg.response.headers['Content-Disposition'] = \
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+ str('attachment; filename="{}"'.format(file_name))
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+ with open(path, 'rb') as pdf:
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+ return pdf.read()
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+
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+ @property
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+ def _item_type(self):
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+ return ContentType.File
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