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annotate src/server/blog.py @ 824:d990ae5612df

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server (blog): better handling of mbGetFromManyWithCommentsRTResult in getItems
author Goffi <goffi@goffi.org>
date Fri, 08 Jan 2016 18:09:49 +0100
parents 027139763511
children a3e888ac4964
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 # Libervia: a Salut à Toi frontend
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5 # Copyright (C) 2011-2016 Jérôme Poisson <goffi@goffi.org>
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6 # Copyright (C) 2013-2016 Adrien Cossa <souliane@mailoo.org>
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8 # This program is free software: you can redistribute it and/or modify
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9 # it under the terms of the GNU Affero General Public License as published by
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10 # the Free Software Foundation, either version 3 of the License, or
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11 # (at your option) any later version.
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13 # This program is distributed in the hope that it will be useful,
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14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 # GNU Affero General Public License for more details.
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17
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18 # You should have received a copy of the GNU Affero General Public License
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19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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21 from sat.core.i18n import _, D_
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22 from sat_frontends.tools.strings import addURLToText
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23 from sat.core.log import getLogger
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24 log = getLogger(__name__)
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25 from sat.tools import common
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26 from dbus.exceptions import DBusException
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27 from twisted.internet import defer
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28 from twisted.web import server
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29 from twisted.web.resource import Resource
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30 from twisted.words.protocols.jabber.jid import JID
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31 from jinja2 import Environment, PackageLoader
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32 from datetime import datetime
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33 import re
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34 import os
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35 import sys
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36 import urllib
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38 from libervia.server.html_tools import sanitizeHtml, convertNewLinesToXHTML
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39 from libervia.server.constants import Const as C
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42 PARAMS_TO_GET = (C.STATIC_BLOG_PARAM_TITLE, C.STATIC_BLOG_PARAM_BANNER, C.STATIC_BLOG_PARAM_KEYWORDS, C.STATIC_BLOG_PARAM_DESCRIPTION)
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43
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44 # TODO: chech disco features and use max_items when RSM is not available
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45
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46 class TemplateProcessor(object):
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47
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48 THEME = 'default'
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49
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50 def __init__(self, host):
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51 self.host = host
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52
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53 # add Libervia's themes directory to the python path
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54 sys.path.append(os.path.dirname(os.path.normpath(self.host.themes_dir)))
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55 themes = os.path.basename(os.path.normpath(self.host.themes_dir))
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56 self.env = Environment(loader=PackageLoader(themes, self.THEME))
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57
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58 def useTemplate(self, request, tpl, data=None):
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59 theme_url = os.path.join('/', C.THEMES_URL, self.THEME)
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61 data_ = {'images': os.path.join(theme_url, 'images'),
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62 'styles': os.path.join(theme_url, 'styles'),
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63 }
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64 if data:
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65 data_.update(data)
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67 template = self.env.get_template('{}.html'.format(tpl))
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68 return template.render(**data_).encode('utf-8')
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71 class MicroBlog(Resource, TemplateProcessor):
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72 isLeaf = True
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74 def __init__(self, host):
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75 self.host = host
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76 Resource.__init__(self)
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77 TemplateProcessor.__init__(self, host)
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78 self.host.bridge.register('entityDataUpdated', self.entityDataUpdatedHandler)
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79 self.avatars_cache = {}
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80 self.waiting_deferreds = {}
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81
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82 def _quote(self, value):
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83 """Quote a value for use in url
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84
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85 @param value(unicode): value to quote
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86 @return (str): quoted value
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87 """
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88 return urllib.quote(value.encode('utf-8'), '')
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89
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90 def _unquote(self, quoted_value):
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91 """Unquote a value coming from url
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92
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93 @param unquote_value(str): value to unquote
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94 @return (unicode): unquoted value
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95 """
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96 return urllib.unquote(quoted_value).decode('utf-8')
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97
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98 def entityDataUpdatedHandler(self, entity_s, key, value, dummy):
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99 """Retrieve the avatar we've been waiting for and fires the callback.
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100
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101 @param entity_s (str): JID of the contact
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102 @param key (str): entity data key
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103 @param value (str): entity data value
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104 @param dummy (str): that would be C.SERVICE_PROFILE
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105 """
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106 if key != "avatar":
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107 return
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108 log.debug(_(u"Received a new avatar for entity %s") % entity_s)
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109
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110 url = os.path.join(C.AVATARS_DIR, value)
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111 self.avatars_cache[entity_s] = url
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112 try:
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113 self.waiting_deferreds.pop(entity_s).callback(url)
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114 except KeyError:
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115 pass
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116
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117 def getAvatarURL(self, pub_jid):
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118 """Return avatar of a jid if in cache, else ask for it.
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119
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120 @param pub_jid (JID): publisher JID
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121 @return: deferred avatar URL (unicode)
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122 """
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123 bare_jid_s = pub_jid.userhost()
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124 try:
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125 url = self.avatars_cache[bare_jid_s]
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126 except KeyError:
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127 self.avatars_cache[bare_jid_s] = '' # avoid to request the vcard several times
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128 self.host.bridge.getCard(bare_jid_s, C.SERVICE_PROFILE)
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129 d = defer.Deferred()
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130 self.waiting_deferreds[bare_jid_s] = d
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131 return d
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132 return defer.succeed(url if url else C.DEFAULT_AVATAR_URL)
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133
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134 def render_GET(self, request):
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135 if not request.postpath or len(request.postpath) > 2:
712
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136 return self.useTemplate(request, "static_blog_error", {'message': "You must indicate a nickname"})
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137
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138 prof_requested = self._unquote(request.postpath[0])
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139
728
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diff changeset
140 try:
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141 prof_found = self.host.bridge.getProfileName(prof_requested)
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diff changeset
142 except DBusException:
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diff changeset
143 prof_found = None
704
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diff changeset
144 if not prof_found or prof_found == C.SERVICE_PROFILE:
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145 return self.useTemplate(request, "static_blog_error", {'message': "Invalid nickname"})
704
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146
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diff changeset
147 d = defer.Deferred()
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148 # TODO: jid caching
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149 self.host.bridge.asyncGetParamA('JabberID', 'Connection', 'value', profile_key=prof_found, callback=d.callback, errback=d.errback)
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150 d.addCallback(self.render_gotJID, request, prof_found)
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diff changeset
151 return server.NOT_DONE_YET
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diff changeset
152
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153 def render_gotJID(self, pub_jid_s, request, profile):
704
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154 pub_jid = JID(pub_jid_s)
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155
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156 request.extra_dict = {} # will be used for RSM and MAM
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157 self.parseURLParams(request)
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158 if request.item_id:
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159 # we want a specific item
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160 item_ids = [request.item_id]
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161 max_items = 1
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162 else:
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163 item_ids = []
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164 # max_items = int(request.extra_dict['rsm_max']) # FIXME
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165 max_items = 0
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166 # TODO: use max_items only when RSM is not available
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167
708
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diff changeset
168 if request.atom:
823
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169 self.host.bridge.mbGetAtom(pub_jid.userhost(), '', max_items, item_ids,
725
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170 request.extra_dict, C.SERVICE_PROFILE,
823
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171 lambda feed: self.renderAtomFeed(feed, request),
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172 lambda failure: self.renderError(failure, request, pub_jid))
725
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173 elif request.item_id:
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174 self.getItemById(pub_jid, request.item_id, request.extra_dict,
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diff changeset
175 request.extra_comments_dict, request, profile)
704
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diff changeset
176 else:
725
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177 self.getItems(pub_jid, max_items, request.extra_dict,
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178 request.extra_comments_dict, request, profile)
746
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diff changeset
179
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180 ## URL parsing
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181
708
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182 def parseURLParams(self, request):
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183 """Parse the request URL parameters.
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184
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185 @param request: HTTP request
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186 """
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187 if len(request.postpath) > 1:
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diff changeset
188 if request.postpath[1] == 'atom.xml': # return the atom feed
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189 request.atom = True
823
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190 request.item_id = None
708
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191 else:
823
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192 request.atom = False
786
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diff changeset
193 request.item_id = request.postpath[1]
823
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194 else:
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195 request.item_id = None
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196 request.atom = False
708
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diff changeset
197
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198 self.parseURLParamsRSM(request)
823
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199 # XXX: request.display_single is True when only one blog post is visible
725
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200 request.display_single = (request.item_id is not None) or int(request.extra_dict['rsm_max']) == 1
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201 self.parseURLParamsCommentsRSM(request)
708
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diff changeset
202
e9a6cbb924e6 server_side: fixes static blog navigation links
souliane <souliane@mailoo.org>
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diff changeset
203 def parseURLParamsRSM(self, request):
725
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204 """Parse RSM request data from the URL parameters for main items
708
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diff changeset
205
823
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206 fill request.extra_dict accordingly
708
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diff changeset
207 @param request: HTTP request
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diff changeset
208 """
725
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209 if request.item_id: # XXX: item_id and RSM are not compatible
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210 return
704
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diff changeset
211 try:
823
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212 rsm_max = int(request.args['max'][0])
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diff changeset
213 if rsm_max > C.STATIC_RSM_MAX_LIMIT:
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diff changeset
214 log.warning(u"Request with rsm_max over limit ({})".format(rsm_max))
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diff changeset
215 rsm_max = C.STATIC_RSM_MAX_LIMIT
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diff changeset
216 request.extra_dict['rsm_max'] = unicode(rsm_max)
704
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diff changeset
217 except (ValueError, KeyError):
823
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diff changeset
218 request.extra_dict['rsm_max'] = unicode(C.STATIC_RSM_MAX_DEFAULT)
704
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diff changeset
219 try:
725
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diff changeset
220 request.extra_dict['rsm_index'] = request.args['index'][0]
704
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diff changeset
221 except (ValueError, KeyError):
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diff changeset
222 try:
725
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diff changeset
223 request.extra_dict['rsm_before'] = request.args['before'][0]
704
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diff changeset
224 except KeyError:
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diff changeset
225 try:
725
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diff changeset
226 request.extra_dict['rsm_after'] = request.args['after'][0]
704
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diff changeset
227 except KeyError:
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diff changeset
228 pass
725
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diff changeset
229
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230 def parseURLParamsCommentsRSM(self, request):
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diff changeset
231 """Parse RSM request data from the URL parameters for comments
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diff changeset
232
823
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233 fill request.extra_dict accordingly
725
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234 @param request: HTTP request
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diff changeset
235 """
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diff changeset
236 request.extra_comments_dict = {}
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diff changeset
237 if request.display_single:
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diff changeset
238 try:
823
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239 rsm_max = int(request.args['comments_max'][0])
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diff changeset
240 if rsm_max > C.STATIC_RSM_MAX_LIMIT:
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diff changeset
241 log.warning(u"Request with rsm_max over limit ({})".format(rsm_max))
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diff changeset
242 rsm_max = C.STATIC_RSM_MAX_LIMIT
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diff changeset
243 request.extra_comments_dict['rsm_max'] = unicode(rsm_max)
725
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diff changeset
244 except (ValueError, KeyError):
823
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245 request.extra_comments_dict['rsm_max'] = unicode(C.STATIC_RSM_MAX_COMMENTS_DEFAULT)
725
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diff changeset
246 else:
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diff changeset
247 request.extra_comments_dict['rsm_max'] = "0"
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diff changeset
248
823
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249 ## Items retrieval
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250
725
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251 def getItemById(self, pub_jid, item_id, extra_dict, extra_comments_dict, request, profile):
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252 """
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diff changeset
253
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254 @param pub_jid (jid.JID): publisher JID
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255 @param item_id(unicode): ID of the item to retrieve
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diff changeset
256 @param extra_dict (dict): extra configuration for initial items only
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diff changeset
257 @param extra_comments_dict (dict): extra configuration for comments only
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diff changeset
258 @param request: HTTP request
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diff changeset
259 @param profile
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diff changeset
260 """
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diff changeset
261
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diff changeset
262 def gotItems(items):
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diff changeset
263 items, metadata = items
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diff changeset
264 item = items[0] # assume there's only one item
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diff changeset
265
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266 def gotMetadata(result):
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267 dummy, rsm_metadata = result
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268 try:
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269 metadata['rsm_count'] = rsm_metadata['rsm_count']
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270 except KeyError:
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271 pass
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272 try:
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273 metadata['rsm_index'] = unicode(int(rsm_metadata['rsm_index'])-1)
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274 except KeyError:
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275 pass
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276
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277 metadata['rsm_first'] = metadata['rsm_last'] = item["id"]
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278
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279 def gotComments(comments):
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280 # build the items as self.getItems would do it (and as self.renderHTML expects them to be)
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281 comments = [(item['comments_service'], item['comments_node'], "", comments[0], comments[1])]
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282 self.renderHTML([(item, comments)], metadata, request, pub_jid, profile)
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283
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284 # get the comments
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285 # max_comments = int(extra_comments_dict['rsm_max']) # FIXME
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286 max_comments = 0
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287 # TODO: use max_comments only when RSM is not available
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288 self.host.bridge.mbGet(item['comments_service'], item['comments_node'], max_comments, [],
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289 extra_comments_dict, C.SERVICE_PROFILE, callback=gotComments)
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290
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291 # XXX: retrieve RSM information related to the main item. We can't do it while
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292 # retrieving the item, because item_ids and rsm should not be used together.
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293 self.host.bridge.mbGet(pub_jid.userhost(), '', 0, [],
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294 {"rsm_max": "1", "rsm_after": item["id"]}, C.SERVICE_PROFILE, callback=gotMetadata)
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295
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296 # get the main item
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297 self.host.bridge.mbGet(pub_jid.userhost(), '', 1, [item_id],
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298 extra_dict, C.SERVICE_PROFILE, callback=gotItems)
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299
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300 def getItems(self, pub_jid, max_items, extra_dict, extra_comments_dict, request, profile):
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301 """
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302
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303 @param pub_jid (jid.JID): publisher JID
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304 @param max_items(int): maximum number of item to get, C.NO_LIMIT for no limit
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305 @param extra_dict (dict): extra configuration for initial items only
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306 @param extra_comments_dict (dict): extra configuration for comments only
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307 @param request: HTTP request
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308 @param profile
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309 """
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310 def getResultCb(data, rt_session):
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311 remaining, results = data
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312 # we have requested one node only
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313 assert remaining == 0
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314 assert len(results) == 1
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315 service, node, failure, items, metadata = results[0]
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316 if failure:
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317 self.renderError(failure, request, pub_jid)
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318 else:
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319 self.renderHTML(items, metadata, request, pub_jid, profile)
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320
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321 def getResult(rt_session):
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322 self.host.bridge.mbGetFromManyWithCommentsRTResult(rt_session, C.SERVICE_PROFILE,
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323 callback=lambda data: getResultCb(data, rt_session),
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324 errback=lambda failure: self.renderError(failure, request, pub_jid))
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325
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326 # max_comments = int(extra_comments_dict['rsm_max']) # FIXME
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327 max_comments = 0
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328 # TODO: use max_comments only when RSM is not available
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329 self.host.bridge.mbGetFromManyWithComments(C.JID, [pub_jid.userhost()], max_items,
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330 max_comments, extra_dict, extra_comments_dict,
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331 C.SERVICE_PROFILE, callback=getResult)
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332
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333 ## rendering
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334
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335 def _updateDict(self, value, dict_, key):
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336 dict_[key] = value
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337
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338 def _getImageParams(self, options, key, default, alt):
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339 """regexp from http://answers.oreilly.com/topic/280-how-to-validate-urls-with-regular-expressions/"""
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340 url = options[key] if key in options else ''
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341 regexp = r"^(https?|ftp)://[a-z0-9-]+(\.[a-z0-9-]+)+(/[\w-]+)*/[\w-]+\.(gif|png|jpg)$"
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342 if re.match(regexp, url):
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343 url = url
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344 else:
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345 url = default
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346 return BlogImage(url, alt)
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347
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348 def renderError(self, failure, request, pub_jid):
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349 request.write(self.useTemplate(request, "static_blog_error", {'message': "Can't access requested data"}))
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350 request.finish()
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351
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352 def renderHTML(self, items, metadata, request, pub_jid, profile):
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353 """Retrieve the user parameters before actually rendering the static blog
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354
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355 @param items(list[tuple(dict, list)]): same as in self._renderHTML
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356 @param metadata(dict): original node metadata
389
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357 @param request: HTTP request
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358 @param pub_jid (JID): publisher JID
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359 @param profile (unicode): %(doc_profile)s
389
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360 """
441
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361 d_list = []
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362 options = {}
441
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363
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364 d = self.getAvatarURL(pub_jid)
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365 d.addCallback(self._updateDict, options, 'avatar')
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366 d.addErrback(self.renderError, request, pub_jid)
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367 d_list.append(d)
441
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368
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369 for param_name in PARAMS_TO_GET:
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370 d = defer.Deferred()
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371 self.host.bridge.asyncGetParamA(param_name, C.STATIC_BLOG_KEY, 'value', C.SERVER_SECURITY_LIMIT, profile, callback=d.callback, errback=d.errback)
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372 d.addCallback(self._updateDict, options, param_name)
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373 d.addErrback(self.renderError, request, pub_jid)
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374 d_list.append(d)
441
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375
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376 dlist_d = defer.DeferredList(d_list)
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377 dlist_d.addCallback(lambda dummy: self._renderHTML(items, metadata, options, request, pub_jid))
388
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378
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379 def _renderHTML(self, items, metadata, options, request, pub_jid):
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380 """Actually render the static blog.
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381
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382 If mblog_data is a list of dict, we are missing the comments items so we just
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383 display the main items. If mblog_data is a list of couple, each couple is
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384 associating a main item data with the list of its comments, so we render all.
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385 @param items(list[tuple(dict, list)]): list of 2-tuple with
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386 - item(dict): item microblog data
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387 - comments_list(list[tuple]): list of 5-tuple with
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388 - service (unicode): pubsub service where the comments node is
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diff changeset
389 - node (unicode): comments node
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diff changeset
390 - failure (unicode): empty in case of success, else error message
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parents: 717
diff changeset
391 - comments(list[dict]): list of microblog data
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
392 - comments_metadata(dict): metadata of the comment node
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
393 @param metadata(dict): original node metadata
483
0bbbef1d53a8 server side (blog): use user's avatar a the blog's favicon + small refactorization
souliane <souliane@mailoo.org>
parents: 481
diff changeset
394 @param options: dict defining the blog's parameters
388
893451e35686 server_side: display blog banner if it is defined
souliane <souliane@mailoo.org>
parents: 375
diff changeset
395 @param request: the HTTP request
727
3bd097380da7 server side (blog): fixes displaying the avatar
souliane <souliane@mailoo.org>
parents: 726
diff changeset
396 @param pub_jid (JID): publisher JID
388
893451e35686 server_side: display blog banner if it is defined
souliane <souliane@mailoo.org>
parents: 375
diff changeset
397 """
483
0bbbef1d53a8 server side (blog): use user's avatar a the blog's favicon + small refactorization
souliane <souliane@mailoo.org>
parents: 481
diff changeset
398 if not isinstance(options, dict):
0bbbef1d53a8 server side (blog): use user's avatar a the blog's favicon + small refactorization
souliane <souliane@mailoo.org>
parents: 481
diff changeset
399 options = {}
727
3bd097380da7 server side (blog): fixes displaying the avatar
souliane <souliane@mailoo.org>
parents: 726
diff changeset
400 user = sanitizeHtml(pub_jid.user)
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
401 base_url = os.path.join('/blog/',user)
441
63017904c4d4 server_side: static blog retrieve page's title, meta description and keywords from the parameters
souliane <souliane@mailoo.org>
parents: 436
diff changeset
402
483
0bbbef1d53a8 server side (blog): use user's avatar a the blog's favicon + small refactorization
souliane <souliane@mailoo.org>
parents: 481
diff changeset
403 def getOption(key):
726
e949b7c7ed9c server side (blog): fixes unicode error
souliane <souliane@mailoo.org>
parents: 725
diff changeset
404 return sanitizeHtml(options[key]) if key in options else ''
441
63017904c4d4 server_side: static blog retrieve page's title, meta description and keywords from the parameters
souliane <souliane@mailoo.org>
parents: 436
diff changeset
405
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
406 avatar = os.path.normpath('/{}'.format(getOption('avatar')))
702
d94feb0d849e server_side: give a better look to the static blog
souliane <souliane@mailoo.org>
parents: 694
diff changeset
407 title = getOption(C.STATIC_BLOG_PARAM_TITLE) or user
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
408 data = {'base_url': base_url,
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
409 'keywords': getOption(C.STATIC_BLOG_PARAM_KEYWORDS),
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
410 'description': getOption(C.STATIC_BLOG_PARAM_DESCRIPTION),
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
411 'title': title,
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
412 'favicon': avatar,
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
413 'banner_img': self._getImageParams(options, C.STATIC_BLOG_PARAM_BANNER, avatar, title)
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
414 }
586
3eb3a2c0c011 browser and server side: uses RSM (XEP-0059)
souliane <souliane@mailoo.org>
parents: 487
diff changeset
415
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
416 data['navlinks'] = NavigationLinks(request, items, metadata, base_url)
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
417 data['messages'] = []
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
418 for item in items:
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
419 item, comments_list = item
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
420 comments, comments_count = [], 0
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
421 for node_comments in comments_list:
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
422 comments.extend(node_comments[3])
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
423 try:
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
424 comments_count += int(node_comments[4]['rsm_count'])
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
425 except KeyError:
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
426 pass
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
427 data['messages'].append(BlogMessage(request, base_url, item, comments, comments_count))
586
3eb3a2c0c011 browser and server side: uses RSM (XEP-0059)
souliane <souliane@mailoo.org>
parents: 487
diff changeset
428
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
429 request.write(self.useTemplate(request, 'static_blog', data))
10
c28a4840e1a8 server: microblog resource
Goffi <goffi@goffi.org>
parents:
diff changeset
430 request.finish()
243
63e9b680d3e7 browser_side, blog: better PEP8 compliance
souliane <souliane@mailoo.org>
parents: 229
diff changeset
431
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
432 def renderAtomFeed(self, feed, request):
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
433 request.write(feed.encode('utf-8'))
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
434 request.finish()
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
435
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
436
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
437 class NavigationLinks(object):
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
438
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
439 def __init__(self, request, items, rsm_data, base_url):
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
440 """Build the navigation links.
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
441
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
442 @param items (list): list of items
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
443 @param rsm_data (dict): rsm data
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
444 @param base_url (unicode): the base URL for this user's blog
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
445 @return: dict
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
446 """
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
447 if request.display_single:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
448 links = ('later_message', 'older_message')
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
449 # key must exist when using the template
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
450 self.later_messages = self.older_messages = ''
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
451 else:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
452 links = ('later_messages', 'older_messages')
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
453 self.later_message = self.older_message = ''
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
454
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
455 for key in links:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
456 query_data = {}
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
457
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
458 if key.startswith('later_message'):
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
459 try:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
460 index = int(rsm_data['rsm_index'])
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
461 except (KeyError, ValueError):
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
462 pass
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
463 else:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
464 if index == 0:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
465 # we don't show this link on first page
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
466 setattr(self, key, '')
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
467 continue
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
468 try:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
469 query_data['before'] = rsm_data['rsm_first'].encode('utf-8')
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
470 except KeyError:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
471 pass
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
472 else:
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
473 try:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
474 index = int(rsm_data['rsm_index'])
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
475 count = int(rsm_data.get('rsm_count'))
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
476 except (KeyError, ValueError):
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
477 # XXX: if we don't have index or count, we can't know if we
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
478 # are on the last page or not
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
479 pass
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
480 else:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
481 # if we have index, we don't show the after link
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
482 # on the last page
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
483 if index + len(items) >= count:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
484 setattr(self, key, '')
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
485 continue
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
486 try:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
487 query_data['after'] = rsm_data['rsm_last'].encode('utf-8')
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
488 except KeyError:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
489 pass
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
490
708
e9a6cbb924e6 server_side: fixes static blog navigation links
souliane <souliane@mailoo.org>
parents: 705
diff changeset
491 if request.display_single:
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
492 query_data['max'] = 1
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
493
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
494 link = "{}?{}".format(base_url, urllib.urlencode(query_data))
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
495 setattr(self, key, BlogLink(link, key, key.replace('_', ' ')))
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
496
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
497
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
498 class BlogImage(object):
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
499
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
500 def __init__(self, url_, alt):
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
501 self.url = url_
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
502 self.alt = alt
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
503
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
504
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
505 class BlogLink(object):
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
506
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
507 def __init__(self, url_, style, text):
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
508 self.url = url_
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
509 self.style = style
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
510 self.text = text
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
511
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
512
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
513 class BlogMessage(object):
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
514
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
515 def __init__(self, request, base_url, entry, comments=None, comments_count=0):
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
516 """
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
517
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
518 @param request: HTTP request
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
519 @param base_url (unicode): the base URL
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
520 @param entry(dict): item microblog data
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
521 @param comments(list[dict]): list of microblog data
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
522 @param comments_count (int): total number of comments
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
523 """
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
524 timestamp = float(entry.get('published', 0))
746
25984ca4aef2 server side: special handling of Connection/JabberID and Connection/autoconnect parameter which has needed by QuickApp but restricted by security limit
Goffi <goffi@goffi.org>
parents: 743
diff changeset
525
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
526 # FIXME: for now we assume that the comments' depth is only 1
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
527 is_comment = not entry.get('comments', False)
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
528
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
529 self.date = datetime.fromtimestamp(timestamp)
725
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
530 self.type = "comment" if is_comment else "main_item"
c1abaa91a121 server (blog): update to the new mechanism in XEP-0277 + improvement:
souliane <souliane@mailoo.org>
parents: 717
diff changeset
531 self.style = 'mblog_comment' if is_comment else ''
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
532 self.content = self.getText(entry, 'content')
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
533
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
534 if is_comment:
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
535 self.author = (_("from {}").format(entry['author']))
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
536 else:
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
537 self.author = '&nbsp;'
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
538 self.url = "{}/{}".format(base_url, entry['id'].encode('utf-8'))
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
539 self.title = self.getText(entry, 'title')
760
78caef6ed8e7 static blog: replaced mbdata2tags by sat.tools.common.dict2iter
Goffi <goffi@goffi.org>
parents: 749
diff changeset
540 self.tags = list(common.dict2iter('tag', entry))
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
541
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
542 count_text = lambda count: D_('comments') if count > 1 else D_('comment')
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
543
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
544 self.comments_text = u"{} {}".format(comments_count, count_text(comments_count))
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
545
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
546 delta = comments_count - len(comments)
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
547 if request.display_single and delta > 0:
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
548 prev_url = "{}?{}".format(self.url, urllib.urlencode({'comments_max', comments_count}))
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
549 prev_text = D_("show {count} previous {comments}").format(
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
550 count = delta, comments = count_text(delta))
712
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
551 self.all_comments_link = BlogLink(prev_url, "comments_link", prev_text)
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
552
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
553 if comments:
bf562fb9c273 server_side: use Jinja2 template engine for static blog
souliane <souliane@mailoo.org>
parents: 708
diff changeset
554 self.comments = [BlogMessage(request, base_url, comment) for comment in comments]
704
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
555
5319110a862c server_side: static blog uses the default template
souliane <souliane@mailoo.org>
parents: 702
diff changeset
556 def getText(self, entry, key):
823
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
557 try:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
558 return entry['{}_xhtml'.format(key)]
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
559 except KeyError:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
560 try:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
561 processor = addURLToText if key.startswith('content') else sanitizeHtml
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
562 return convertNewLinesToXHTML(processor(entry[key]))
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
563 except KeyError:
027139763511 server (blog): cleaning & improvments:
Goffi <goffi@goffi.org>
parents: 818
diff changeset
564 return None