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annotate src/pages/files/view/page_meta.py @ 1067:808ec98de8b3

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pages (files/list): retrieve thumbnail: when thumbnail url is not available (only id is available), thumbnail are retrieved using BoB. The thumbnail closest to 300px witdh is used.
author Goffi <goffi@goffi.org>
date Wed, 14 Mar 2018 09:23:23 +0100
parents abc5d545dbaa
children 2dab7692eae7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1064
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1 #!/usr/bin/env python2.7
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2 # -*- coding: utf-8 -*-
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3
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4 from libervia.server.constants import Const as C
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5 from sat.core.i18n import _
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6 from twisted.internet import defer
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7 from twisted.web import static
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8 from libervia.server.utils import ProgressHandler
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9 import tempfile
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10 import os
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11 import os.path
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12 from sat.core.log import getLogger
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13 log = getLogger('pages/file')
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14 """files handling pages"""
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15
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16 name = u'files_view'
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17 access = C.PAGES_ACCESS_PROFILE
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18
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19 def parse_url(self, request):
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20 self.getPathArgs(request, ['service', '*path'], min_args=2, service='jid', path='')
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21
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22 def cleanup(dummy, tmp_dir, dest_path):
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23 try:
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24 os.unlink(dest_path)
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25 except OSError:
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26 log.warning(_(u"Can't remove temporary file {path}").format(path=dest_path))
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27 try:
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28 os.rmdir(tmp_dir)
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29 except OSError:
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30 log.warning(_(u"Can't remove temporary directory {path}").format(path=tmp_dir))
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31
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32
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33 @defer.inlineCallbacks
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34 def render(self, request):
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35 data = self.getRData(request)
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36 profile = self.getProfile(request)
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37 service, path_elts = data[u'service'], data[u'path']
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38 basename = path_elts[-1]
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39 dir_elts = path_elts[:-1]
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40 dir_path = u'/'.join(dir_elts)
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41 tmp_dir = tempfile.mkdtemp()
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42 dest_path = os.path.join(tmp_dir, basename)
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43 request.notifyFinish().addCallback(cleanup, tmp_dir, dest_path)
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44 progress_id = yield self.host.bridgeCall('fileJingleRequest',
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45 service.full(),
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46 dest_path,
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47 basename,
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48 u'',
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49 u'',
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50 {u'path': dir_path},
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51 profile)
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52 log.debug(u'file requested')
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53 yield ProgressHandler(self.host, progress_id, profile).register()
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54 log.debug(u'file downloaded')
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55 self.delegateToResource(request, static.File(dest_path))