Mercurial > libervia-web
annotate libervia/pages/blog/view/page_meta.py @ 1346:cda5537c71d6
browser (photos/album): videos integrations:
videos can now be added to an album, the alternative media player is then used to display
them. Slides options are used to remove pagination and slidebar from slideshow (they don't
play well with media player), and video are reset when its slide is exited.
author | Goffi <goffi@goffi.org> |
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date | Tue, 25 Aug 2020 08:31:56 +0200 |
parents | a0954b6610aa |
children | 1b94a5ab155f |
rev | line source |
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1216 | 1 #!/usr/bin/env python3 |
1239 | 2 |
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3 import unicodedata |
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4 import re |
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5 import html |
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6 from libervia.server.constants import Const as C |
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7 from twisted.words.protocols.jabber import jid |
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8 from sat.core.i18n import _ |
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9 from sat.tools.common.template import safe |
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10 from sat.tools.common import uri |
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11 from sat.tools.common import data_format |
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12 from libervia.server import utils |
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13 from libervia.server.utils import SubPage |
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14 from sat.core.log import getLogger |
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15 |
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16 log = getLogger(__name__) |
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17 |
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18 """generic blog (with service/node provided)""" |
1216 | 19 name = 'blog_view' |
20 template = "blog/articles.html" | |
21 uri_handlers = {('pubsub', 'microblog'): 'microblog_uri'} | |
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22 |
1216 | 23 RE_TEXT_URL = re.compile(r'[^a-zA-Z,_]+') |
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24 TEXT_MAX_LEN = 60 |
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25 TEXT_WORD_MIN_LENGHT = 4 |
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26 URL_LIMIT_MARK = 90 # if canonical URL is longer than that, text will not be appended |
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27 |
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28 |
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29 def microblog_uri(self, uri_data): |
1216 | 30 args = [uri_data['path'], uri_data['node']] |
31 if 'item' in uri_data: | |
32 args.extend(['id', uri_data['item']]) | |
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33 return self.getURL(*args) |
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34 |
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35 def parse_url(self, request): |
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36 """URL is /[service]/[node]/[filter_keyword]/[item]|[other] |
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37 |
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38 if [node] is '@', default namespace is used |
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39 if a value is unset, default one will be used |
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40 keyword can be one of: |
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41 id: next value is a item id |
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42 tag: next value is a blog tag |
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43 """ |
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44 data = self.getRData(request) |
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45 |
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46 try: |
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47 service = self.nextPath(request) |
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48 except IndexError: |
1216 | 49 data['service'] = '' |
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50 else: |
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51 try: |
1216 | 52 data["service"] = jid.JID(service) |
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53 except Exception: |
1216 | 54 log.warning(_("bad service entered: {}").format(service)) |
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55 self.pageError(request, C.HTTP_BAD_REQUEST) |
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56 |
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57 try: |
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58 node = self.nextPath(request) |
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59 except IndexError: |
1216 | 60 node = '@' |
61 data['node'] = '' if node == '@' else node | |
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62 |
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63 try: |
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64 filter_kw = data['filter_keyword'] = self.nextPath(request) |
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65 except IndexError: |
1216 | 66 filter_kw = '@' |
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67 else: |
1216 | 68 if filter_kw == '@': |
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69 # No filter, this is used when a subpage is needed, notably Atom feed |
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70 pass |
1216 | 71 elif filter_kw == 'id': |
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72 try: |
1216 | 73 data['item'] = self.nextPath(request) |
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74 except IndexError: |
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75 self.pageError(request, C.HTTP_BAD_REQUEST) |
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76 # we get one more argument in case text has been added to have a nice URL |
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77 try: |
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78 self.nextPath(request) |
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79 except IndexError: |
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80 pass |
1216 | 81 elif filter_kw == 'tag': |
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82 try: |
1216 | 83 data['tag'] = self.nextPath(request) |
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84 except IndexError: |
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85 self.pageError(request, C.HTTP_BAD_REQUEST) |
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86 else: |
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87 # invalid filter keyword |
1216 | 88 log.warning(_("invalid filter keyword: {filter_kw}").format( |
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89 filter_kw=filter_kw)) |
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90 self.pageError(request, C.HTTP_BAD_REQUEST) |
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91 |
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92 # if URL is parsed here, we'll have atom.xml available and we need to |
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93 # add the link to the page |
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94 atom_url = self.getURLByPath( |
1216 | 95 SubPage('blog_view'), |
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96 service, |
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97 node, |
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98 filter_kw, |
1216 | 99 SubPage('blog_feed_atom'), |
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100 ) |
1216 | 101 request.template_data['atom_url'] = atom_url |
102 request.template_data.setdefault('links', []).append({ | |
103 "href": atom_url, | |
104 "type": "application/atom+xml", | |
105 "rel": "alternate", | |
106 "title": "{service}'s blog".format(service=service)}) | |
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107 |
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108 |
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109 async def appendComments(self, request, blog_items, profile): |
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110 await self.fillMissingIdentities( |
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111 request, [i['author_jid'] for i in blog_items['items']]) |
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112 for blog_item in blog_items['items']: |
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113 for comment_data in blog_item['comments']: |
1216 | 114 service = comment_data['service'] |
115 node = comment_data['node'] | |
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116 try: |
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117 comments_data = await self.host.bridgeCall('mbGet', |
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118 service, |
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119 node, |
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120 C.NO_LIMIT, |
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121 [], |
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122 {C.KEY_ORDER_BY: C.ORDER_BY_CREATION}, |
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123 profile) |
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124 except Exception as e: |
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125 log.warning( |
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126 _("Can't get comments at {node} (service: {service}): {msg}").format( |
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127 service=service, |
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128 node=node, |
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129 msg=e)) |
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130 continue |
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131 |
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132 comments = data_format.deserialise(comments_data) |
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133 comment_data['items'] = comments['items'] |
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134 await appendComments(self, request, comments, profile) |
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135 |
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136 async def getBlogItems(self, request, service, node, item_id, extra, profile): |
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137 try: |
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138 if item_id: |
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139 items_id = [item_id] |
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140 else: |
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141 items_id = [] |
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142 blog_data = await self.host.bridgeCall('mbGet', |
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143 service.userhost(), |
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144 node, |
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145 C.NO_LIMIT, |
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146 items_id, |
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147 extra, |
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148 profile) |
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149 except Exception as e: |
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150 # FIXME: need a better way to test errors in bridge errback |
1216 | 151 if "forbidden" in str(e): |
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152 self.pageError(request, 401) |
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153 else: |
1216 | 154 log.warning(_("can't retrieve blog for [{service}]: {msg}".format( |
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155 service = service.userhost(), msg=e))) |
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156 blog_data = {"items": []} |
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157 else: |
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158 blog_data = data_format.deserialise(blog_data) |
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159 |
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160 return blog_data |
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161 |
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162 async def prepare_render(self, request): |
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163 data = self.getRData(request) |
1216 | 164 page_max = data.get("page_max", 10) |
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165 # if the comments are not explicitly hidden, we show them |
1216 | 166 service, node, item_id, show_comments = data.get('service', ''), data.get('node', ''), data.get('item'), data.get('show_comments', True) |
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167 profile = self.getProfile(request) |
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168 if profile is None: |
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169 profile = C.SERVICE_PROFILE |
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170 profile_connected = False |
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171 else: |
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172 profile_connected = True |
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173 |
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174 ## pagination/filtering parameters |
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175 if item_id: |
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176 extra = {} |
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177 else: |
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178 extra = self.getPubsubExtra(request, page_max=page_max) |
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179 tag = data.get('tag') |
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180 if tag: |
1216 | 181 extra['mam_filter_{}'.format(C.MAM_FILTER_CATEGORY)] = tag |
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182 |
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183 ## main data ## |
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184 # we get data from backend/XMPP here |
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185 blog_items = await getBlogItems(self, request, service, node, item_id, extra, profile) |
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186 |
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187 ## navigation ## |
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188 # no let's fill service, node and pagination URLs |
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189 template_data = request.template_data |
1216 | 190 if 'service' not in template_data: |
191 template_data['service'] = service | |
192 if 'node' not in template_data: | |
193 template_data['node'] = node | |
194 target_profile = template_data.get('target_profile') | |
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195 |
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196 if blog_items: |
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197 if not item_id: |
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198 self.setPagination(request, blog_items) |
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199 else: |
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200 if item_id: |
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201 # if item id has been specified in URL and it's not found, |
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202 # we must return an error |
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203 self.pageError(request, C.HTTP_NOT_FOUND) |
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204 |
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205 ## identities ## |
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206 # identities are used to show nice nickname or avatars |
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207 await self.fillMissingIdentities(request, [i['author_jid'] for i in blog_items['items']]) |
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208 |
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209 ## Comments ## |
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210 # if comments are requested, we need to take them |
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211 if show_comments: |
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212 await appendComments(self, request, blog_items, profile) |
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213 |
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214 ## URLs ## |
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215 # We will fill items_http_uri and tags_http_uri in template_data with suitable urls |
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216 # if we know the profile, we use it instead of service + blog (nicer url) |
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217 if target_profile is None: |
1216 | 218 blog_base_url_item = self.getPageByName('blog_view').getURL(service.full(), node or '@', 'id') |
219 blog_base_url_tag = self.getPageByName('blog_view').getURL(service.full(), node or '@', 'tag') | |
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220 else: |
1216 | 221 blog_base_url_item = self.getURLByNames([('user', [target_profile]), ('user_blog', ['id'])]) |
222 blog_base_url_tag = self.getURLByNames([('user', [target_profile]), ('user_blog', ['tag'])]) | |
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223 # we also set the background image if specified by user |
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224 bg_img = await self.host.bridgeCall('asyncGetParamA', 'Background', 'Blog page', 'value', -1, template_data['target_profile']) |
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225 if bg_img: |
1216 | 226 template_data['dynamic_style'] = safe(""" |
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227 :root { |
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228 --bg-img: url("%s"); |
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229 } |
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230 """ % html.escape(bg_img, True)) |
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231 |
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232 template_data['blog_items'] = data['blog_items'] = blog_items |
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233 if request.args.get(b'reverse') == ['1']: |
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234 template_data['blog_items'].items.reverse() |
1216 | 235 template_data['items_http_uri'] = items_http_uri = {} |
236 template_data['tags_http_uri'] = tags_http_uri = {} | |
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237 |
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238 |
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239 for item in blog_items['items']: |
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240 blog_canonical_url = '/'.join([blog_base_url_item, utils.quote(item['id'])]) |
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241 if len(blog_canonical_url) > URL_LIMIT_MARK: |
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242 blog_url = blog_canonical_url |
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243 else: |
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244 # we add text from title or body at the end of URL |
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245 # to make it more human readable |
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246 text = item.get('title', item['content']) |
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247 # we change special chars to ascii one, trick found at https://stackoverflow.com/a/3194567 |
1216 | 248 text = unicodedata.normalize('NFD', text).encode('ascii', 'ignore').decode('utf-8') |
249 text = RE_TEXT_URL.sub(' ', text).lower() | |
250 text = '-'.join([t for t in text.split() if t and len(t)>=TEXT_WORD_MIN_LENGHT]) | |
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251 while len(text) > TEXT_MAX_LEN: |
1216 | 252 if '-' in text: |
253 text = text.rsplit('-', 1)[0] | |
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254 else: |
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255 text = text[:TEXT_MAX_LEN] |
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256 if text: |
1216 | 257 blog_url = blog_canonical_url + '/' + text |
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258 else: |
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259 blog_url = blog_canonical_url |
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260 |
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261 items_http_uri[item['id']] = self.host.getExtBaseURL(request, blog_url) |
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262 for tag in item['tags']: |
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263 if tag not in tags_http_uri: |
1216 | 264 tag_url = '/'.join([blog_base_url_tag, utils.quote(tag)]) |
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265 tags_http_uri[tag] = self.host.getExtBaseURL(request, tag_url) |
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266 |
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267 # if True, page should display a comment box |
1216 | 268 template_data['allow_commenting'] = data.get('allow_commenting', profile_connected) |
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269 |
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270 # last but not least, we add a xmpp: link to the node |
1216 | 271 uri_args = {'path': service.full()} |
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272 if node: |
1216 | 273 uri_args['node'] = node |
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274 if item_id: |
1216 | 275 uri_args['item'] = item_id |
276 template_data['xmpp_uri'] = uri.buildXMPPUri('pubsub', subtype='microblog', **uri_args) | |
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277 |
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278 |
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279 async def on_data_post(self, request): |
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280 profile = self.getProfile(request) |
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281 if profile is None: |
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282 self.pageError(request, C.HTTP_FORBIDDEN) |
1216 | 283 type_ = self.getPostedData(request, 'type') |
284 if type_ == 'comment': | |
285 service, node, body = self.getPostedData(request, ('service', 'node', 'body')) | |
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286 |
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287 if not body: |
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288 self.pageError(request, C.HTTP_BAD_REQUEST) |
1216 | 289 comment_data = {"content": body} |
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290 try: |
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291 await self.host.bridgeCall('mbSend', |
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292 service, |
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293 node, |
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294 data_format.serialise(comment_data), |
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295 profile) |
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296 except Exception as e: |
1216 | 297 if "forbidden" in str(e): |
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298 self.pageError(request, 401) |
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299 else: |
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300 raise e |
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301 else: |
1216 | 302 log.warning(_("Unhandled data type: {}").format(type_)) |