Mercurial > libervia-web
annotate libervia/pages/blog/view/page_meta.py @ 1415:8415d882b686
browser: new `editor` module:
This module provide tools for dynamtic item edition.
For now it implements forms autosave, and a tags editor.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Thu, 29 Apr 2021 16:45:39 +0200 |
| parents | cffa3ae4d0aa |
| children | 6fc41f000d24 |
| rev | line source |
|---|---|
| 1216 | 1 #!/usr/bin/env python3 |
| 1239 | 2 |
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3 import html |
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4 from libervia.server.constants import Const as C |
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5 from twisted.words.protocols.jabber import jid |
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6 from sat.core.i18n import _ |
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7 from sat.tools.common.template import safe |
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8 from sat.tools.common import uri |
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9 from sat.tools.common import data_format |
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10 from sat.tools.common import regex |
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11 from sat.core.log import getLogger |
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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 |
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15 log = getLogger(__name__) |
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16 |
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17 """generic blog (with service/node provided)""" |
| 1216 | 18 name = 'blog_view' |
| 19 template = "blog/articles.html" | |
| 20 uri_handlers = {('pubsub', 'microblog'): 'microblog_uri'} | |
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21 |
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22 URL_LIMIT_MARK = 90 # if canonical URL is longer than that, text will not be appended |
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23 |
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24 |
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25 def microblog_uri(self, uri_data): |
| 1216 | 26 args = [uri_data['path'], uri_data['node']] |
| 27 if 'item' in uri_data: | |
| 28 args.extend(['id', uri_data['item']]) | |
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29 return self.getURL(*args) |
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30 |
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31 def parse_url(self, request): |
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32 """URL is /[service]/[node]/[filter_keyword]/[item]|[other] |
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33 |
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34 if [node] is '@', default namespace is used |
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35 if a value is unset, default one will be used |
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36 keyword can be one of: |
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37 id: next value is a item id |
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38 tag: next value is a blog tag |
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39 """ |
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40 data = self.getRData(request) |
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41 |
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42 try: |
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43 service = self.nextPath(request) |
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44 except IndexError: |
| 1216 | 45 data['service'] = '' |
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46 else: |
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47 try: |
| 1216 | 48 data["service"] = jid.JID(service) |
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49 except Exception: |
| 1216 | 50 log.warning(_("bad service entered: {}").format(service)) |
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51 self.pageError(request, C.HTTP_BAD_REQUEST) |
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52 |
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53 try: |
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54 node = self.nextPath(request) |
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55 except IndexError: |
| 1216 | 56 node = '@' |
| 57 data['node'] = '' if node == '@' else node | |
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58 |
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59 try: |
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60 filter_kw = data['filter_keyword'] = self.nextPath(request) |
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61 except IndexError: |
| 1216 | 62 filter_kw = '@' |
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63 else: |
| 1216 | 64 if filter_kw == '@': |
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65 # No filter, this is used when a subpage is needed, notably Atom feed |
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66 pass |
| 1216 | 67 elif filter_kw == 'id': |
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68 try: |
| 1216 | 69 data['item'] = self.nextPath(request) |
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70 except IndexError: |
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71 self.pageError(request, C.HTTP_BAD_REQUEST) |
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72 # we get one more argument in case text has been added to have a nice URL |
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73 try: |
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74 self.nextPath(request) |
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75 except IndexError: |
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76 pass |
| 1216 | 77 elif filter_kw == 'tag': |
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78 try: |
| 1216 | 79 data['tag'] = self.nextPath(request) |
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80 except IndexError: |
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81 self.pageError(request, C.HTTP_BAD_REQUEST) |
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82 else: |
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83 # invalid filter keyword |
| 1216 | 84 log.warning(_("invalid filter keyword: {filter_kw}").format( |
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85 filter_kw=filter_kw)) |
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86 self.pageError(request, C.HTTP_BAD_REQUEST) |
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87 |
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88 # if URL is parsed here, we'll have atom.xml available and we need to |
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89 # add the link to the page |
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90 atom_url = self.getURLByPath( |
| 1216 | 91 SubPage('blog_view'), |
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92 service, |
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93 node, |
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94 filter_kw, |
| 1216 | 95 SubPage('blog_feed_atom'), |
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96 ) |
| 1216 | 97 request.template_data['atom_url'] = atom_url |
| 98 request.template_data.setdefault('links', []).append({ | |
| 99 "href": atom_url, | |
| 100 "type": "application/atom+xml", | |
| 101 "rel": "alternate", | |
| 102 "title": "{service}'s blog".format(service=service)}) | |
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103 |
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104 |
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105 async def appendComments(self, request, blog_items, profile): |
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106 await self.fillMissingIdentities( |
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107 request, [i['author_jid'] for i in blog_items['items']]) |
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108 for blog_item in blog_items['items']: |
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109 for comment_data in blog_item['comments']: |
| 1216 | 110 service = comment_data['service'] |
| 111 node = comment_data['node'] | |
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112 try: |
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113 comments_data = await self.host.bridgeCall('mbGet', |
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114 service, |
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115 node, |
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116 C.NO_LIMIT, |
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117 [], |
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118 {C.KEY_ORDER_BY: C.ORDER_BY_CREATION}, |
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119 profile) |
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120 except Exception as e: |
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121 log.warning( |
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122 _("Can't get comments at {node} (service: {service}): {msg}").format( |
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123 service=service, |
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124 node=node, |
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125 msg=e)) |
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126 comment_data['items'] = [] |
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127 continue |
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128 |
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129 comments = data_format.deserialise(comments_data) |
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130 comment_data['items'] = comments['items'] |
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131 await appendComments(self, request, comments, profile) |
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132 |
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133 async def getBlogItems(self, request, service, node, item_id, extra, profile): |
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134 try: |
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135 if item_id: |
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136 items_id = [item_id] |
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137 else: |
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138 items_id = [] |
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139 blog_data = await self.host.bridgeCall('mbGet', |
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140 service.userhost(), |
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141 node, |
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142 C.NO_LIMIT, |
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143 items_id, |
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144 extra, |
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145 profile) |
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146 except Exception as e: |
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147 # FIXME: need a better way to test errors in bridge errback |
| 1216 | 148 if "forbidden" in str(e): |
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149 self.pageError(request, 401) |
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150 else: |
| 1216 | 151 log.warning(_("can't retrieve blog for [{service}]: {msg}".format( |
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152 service = service.userhost(), msg=e))) |
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153 blog_data = {"items": []} |
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154 else: |
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155 blog_data = data_format.deserialise(blog_data) |
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156 |
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157 return blog_data |
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158 |
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159 async def prepare_render(self, request): |
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160 data = self.getRData(request) |
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161 template_data = request.template_data |
| 1216 | 162 page_max = data.get("page_max", 10) |
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163 # if the comments are not explicitly hidden, we show them |
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164 service, node, item_id, show_comments = ( |
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165 data.get('service', ''), |
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166 data.get('node', ''), |
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167 data.get('item'), |
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168 data.get('show_comments', True) |
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169 ) |
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170 profile = self.getProfile(request) |
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171 if profile is None: |
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172 profile = C.SERVICE_PROFILE |
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173 profile_connected = False |
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174 else: |
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175 profile_connected = True |
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176 |
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177 ## pagination/filtering parameters |
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178 if item_id: |
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179 extra = {} |
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180 else: |
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181 extra = self.getPubsubExtra(request, page_max=page_max) |
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182 tag = data.get('tag') |
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183 if tag: |
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184 extra[f'mam_filter_{C.MAM_FILTER_CATEGORY}'] = tag |
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185 self.handleSearch(request, extra) |
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186 |
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187 ## main data ## |
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188 # we get data from backend/XMPP here |
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189 blog_items = await getBlogItems(self, request, service, node, item_id, extra, profile) |
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190 |
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191 ## navigation ## |
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192 # no let's fill service, node and pagination URLs |
| 1216 | 193 if 'service' not in template_data: |
| 194 template_data['service'] = service | |
| 195 if 'node' not in template_data: | |
| 196 template_data['node'] = node | |
| 197 target_profile = template_data.get('target_profile') | |
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198 |
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199 if blog_items: |
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200 if not item_id: |
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201 self.setPagination(request, blog_items) |
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202 else: |
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203 if item_id: |
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204 # if item id has been specified in URL and it's not found, |
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205 # we must return an error |
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206 self.pageError(request, C.HTTP_NOT_FOUND) |
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207 |
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208 ## identities ## |
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209 # identities are used to show nice nickname or avatars |
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210 await self.fillMissingIdentities(request, [i['author_jid'] for i in blog_items['items']]) |
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211 |
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212 ## Comments ## |
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213 # if comments are requested, we need to take them |
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214 if show_comments: |
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215 await appendComments(self, request, blog_items, profile) |
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216 |
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217 ## URLs ## |
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218 # We will fill items_http_uri and tags_http_uri in template_data with suitable urls |
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219 # if we know the profile, we use it instead of service + blog (nicer url) |
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220 if target_profile is None: |
| 1216 | 221 blog_base_url_item = self.getPageByName('blog_view').getURL(service.full(), node or '@', 'id') |
| 222 blog_base_url_tag = self.getPageByName('blog_view').getURL(service.full(), node or '@', 'tag') | |
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223 else: |
| 1216 | 224 blog_base_url_item = self.getURLByNames([('user', [target_profile]), ('user_blog', ['id'])]) |
| 225 blog_base_url_tag = self.getURLByNames([('user', [target_profile]), ('user_blog', ['tag'])]) | |
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226 # we also set the background image if specified by user |
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227 bg_img = await self.host.bridgeCall('asyncGetParamA', 'Background', 'Blog page', 'value', -1, template_data['target_profile']) |
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228 if bg_img: |
| 1216 | 229 template_data['dynamic_style'] = safe(""" |
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230 :root { |
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231 --bg-img: url("%s"); |
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232 } |
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233 """ % html.escape(bg_img, True)) |
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234 |
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235 template_data['blog_items'] = data['blog_items'] = blog_items |
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236 if request.args.get(b'reverse') == ['1']: |
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237 template_data['blog_items'].items.reverse() |
| 1216 | 238 template_data['items_http_uri'] = items_http_uri = {} |
| 239 template_data['tags_http_uri'] = tags_http_uri = {} | |
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240 |
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241 |
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242 for item in blog_items['items']: |
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243 blog_canonical_url = '/'.join([blog_base_url_item, utils.quote(item['id'])]) |
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244 if len(blog_canonical_url) > URL_LIMIT_MARK: |
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245 blog_url = blog_canonical_url |
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246 elif '-' not in item['id']: |
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247 # we add text from title or body at the end of URL |
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248 # to make it more human readable |
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249 # we do it only if there is no "-", as a "-" probably means that |
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250 # item's id is already user friendly. |
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251 # TODO: to be removed, this is only kept for a transition period until |
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252 # user friendly item IDs are more common. |
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253 text = regex.urlFriendlyText(item.get('title', item['content'])) |
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254 if text: |
| 1216 | 255 blog_url = blog_canonical_url + '/' + text |
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256 else: |
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257 blog_url = blog_canonical_url |
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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_)) |