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annotate src/pages/files/list/page_meta.py @ 1069:2dab7692eae7

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pages (files/list): comments handling + size parameters: comments are now handled if comments_url is set. 2 new parameters allows some customization: data['size'] is the size hint to retrieve thumbnails data['retrieve_comments'] indicate if comments must be fetched if the count is > 0.
author Goffi <goffi@goffi.org>
date Sun, 18 Mar 2018 11:36:46 +0100
parents 808ec98de8b3
children cdd389ef97bc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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 libervia.server import session_iface
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8 from libervia.server import pages_tools
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9 from sat.core.log import getLogger
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10 from sat.tools.common import uri
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11 import json
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12 import os
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13 log = getLogger('pages/files/list')
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14 """files handling pages"""
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15
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16 name = u'files_list'
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17 access = C.PAGES_ACCESS_PROFILE
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18 template = u"file/overview.html"
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19
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20 def parse_url(self, request):
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21 self.getPathArgs(request, ['service', '*path'], min_args=1, service='jid', path='')
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22
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23 @defer.inlineCallbacks
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24 def prepare_render(self, request):
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25 data = self.getRData(request)
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26 thumb_limit = data.get('thumb_limit', 300)
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27 template_data = request.template_data
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28 service, path_elts = data[u'service'], data[u'path']
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29 path = u'/'.join(path_elts)
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30 profile = self.getProfile(request) or C.SERVICE_PROFILE
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31
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32 files_data = yield self.host.bridgeCall('FISList', service.full(), path, {}, profile)
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33 for file_data in files_data:
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34 try:
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35 extra_raw = file_data[u'extra']
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36 except KeyError:
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37 pass
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38 else:
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39 file_data[u'extra'] = json.loads(extra_raw) if extra_raw else {}
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40 dir_path = path_elts + [file_data['name']]
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41 if file_data[u'type'] == C.FILE_TYPE_DIRECTORY:
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42 page = self
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43 elif file_data[u'type'] == C.FILE_TYPE_FILE:
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44 page = self.getPageByName('files_view')
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45
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46 ## thumbnails ##
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47 try:
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48 thumbnails = file_data[u'extra']['thumbnails']
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49 if not thumbnails:
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50 raise KeyError
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51 except KeyError:
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52 pass
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53 else:
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54 thumbnails.sort(key = lambda t: t['size'])
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55 thumb = thumbnails[0]
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56 for thumb_data in thumbnails:
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57 if thumb_data['size'][0] > thumb_limit:
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58 break
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59 thumb = thumb_data
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60 if u'url' in thumb:
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61 file_data['thumb_url'] = thumb['url']
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62 elif u'id' in thumb:
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63 try:
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64 thumb_path = yield self.host.bridgeCall('bobGetFile', service.full(), thumb[u'id'], profile)
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65 except Exception as e:
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66 log.warning(_(u"Can't retrieve thumbnail: {reason}").format(reason=e))
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67 else:
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68 filename = os.path.basename(thumb_path)
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69 session_data = self.host.getSessionData(request, session_iface.ISATSession)
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70 file_data['thumb_url'] = os.path.join(session_data.cache_dir, filename)
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71 else:
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72 raise ValueError(u'unexpected file type: {file_type}'.format(file_type=file_data[u'type']))
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73 file_data[u'url'] = page.getURL(service.full(), *dir_path)
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74
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75 ## comments ##
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76 comments_url = file_data.get(u'comments_url')
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77 if comments_url:
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78 parsed_url = uri.parseXMPPUri(comments_url)
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79 comments_service = file_data[u'comments_service'] = parsed_url['path']
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80 comments_node = file_data[u'comments_node'] = parsed_url['node']
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81 try:
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82 comments_count = file_data[u'comments_count'] = int(file_data['comments_count'])
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83 except KeyError:
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84 comments_count = None
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85 if comments_count and data.get('retrieve_comments', False):
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86 file_data[u'comments'] = yield pages_tools.retrieveComments(self,
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87 comments_service,
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88 comments_node,
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89 profile=profile)
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90
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91 template_data[u'files_data'] = files_data
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92 template_data[u'path'] = path
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93 if path_elts:
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94 template_data[u'parent_url'] = self.getURL(service.full(), *path_elts[:-1])
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95