1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
|
# Copyright (c) 2010, Diaspora Inc. This file is
# licensed under the Affero General Public License version 3 or later. See
# the COPYRIGHT file.
require 'uri'
require File.join(Rails.root, 'lib/hcard')
class Person < ActiveRecord::Base
include ROXML
include Encryptor::Public
require File.join(Rails.root, 'lib/diaspora/web_socket')
include Diaspora::Socketable
include Diaspora::Guid
xml_attr :diaspora_handle
xml_attr :url
xml_attr :profile, :as => Profile
xml_attr :exported_key
has_one :profile, :dependent => :destroy
delegate :last_name, :to => :profile
accepts_nested_attributes_for :profile
before_validation :downcase_diaspora_handle
def downcase_diaspora_handle
diaspora_handle.downcase! unless diaspora_handle.blank?
end
has_many :contacts, :dependent => :destroy # Other people's contacts for this person
has_many :posts, :foreign_key => :author_id, :dependent => :destroy # This person's own posts
has_many :comments, :foreign_key => :author_id, :dependent => :destroy # This person's own comments
belongs_to :owner, :class_name => 'User'
has_many :notification_actors
has_many :notifications, :through => :notification_actors
has_many :mentions, :dependent => :destroy
before_destroy :remove_all_traces
before_validation :clean_url
validates :url, :presence => true
validates :profile, :presence => true
validates :serialized_public_key, :presence => true
validates :diaspora_handle, :uniqueness => true
scope :searchable, joins(:profile).where(:profiles => {:searchable => true})
scope :remote, where('people.owner_id IS NULL')
scope :local, where('people.owner_id IS NOT NULL')
scope :for_json, select('DISTINCT people.id, people.diaspora_handle').includes(:profile)
# @note user is passed in here defensively
scope :all_from_aspects, lambda { |aspect_ids, user|
joins(:contacts => :aspect_memberships).
where(:contacts => {:user_id => user.id},
:aspect_memberships => {:aspect_id => aspect_ids}).
select("DISTINCT people.*")
}
def self.featured_users
AppConfig[:featured_users].present? ? Person.where(:diaspora_handle => AppConfig[:featured_users]) : []
end
# Set a default of an empty profile when a new Person record is instantiated.
# Passing :profile => nil to Person.new will instantiate a person with no profile.
# Calling Person.new with a block:
# Person.new do |p|
# p.profile = nil
# end
# will not work! The nil profile will be overriden with an empty one.
def initialize(params={})
profile_set = params.has_key?(:profile) || params.has_key?("profile")
params[:profile_attributes] = params.delete(:profile) if params.has_key?(:profile) && params[:profile].is_a?(Hash)
super
self.profile ||= Profile.new unless profile_set
end
def self.find_from_id_or_username(params)
p = if params[:id].present?
Person.where(:id => params[:id]).first
elsif params[:username].present? && u = User.find_by_username(params[:username])
u.person
else
nil
end
raise ActiveRecord::RecordNotFound unless p.present?
p
end
def self.search_query_string(query)
query = query.downcase
like_operator = postgres? ? "ILIKE" : "LIKE"
where_clause = <<-SQL
profiles.full_name #{like_operator} ? OR
people.diaspora_handle #{like_operator} ?
SQL
q_tokens = []
q_tokens[0] = query.to_s.strip.gsub(/(\s|$|^)/) { "%#{$1}" }
q_tokens[1] = q_tokens[0].gsub(/\s/,'').gsub('%','')
q_tokens[1] << "%"
[where_clause, q_tokens]
end
def self.search(query, user)
return self.where("1 = 0") if query.to_s.blank? || query.to_s.length < 2
sql, tokens = self.search_query_string(query)
Person.searchable.where(sql, *tokens).joins(
"LEFT OUTER JOIN contacts ON contacts.user_id = #{user.id} AND contacts.person_id = people.id"
).includes(:profile
).order(search_order)
end
# @return [Array<String>] postgreSQL and mysql deal with null values in orders differently, it seems.
def self.search_order
@search_order ||= Proc.new {
order = if postgres?
"ASC"
else
"DESC"
end
["contacts.user_id #{order}", "profiles.last_name ASC", "profiles.first_name ASC"]
}.call
end
def self.public_search(query, opts={})
return [] if query.to_s.blank? || query.to_s.length < 3
sql, tokens = self.search_query_string(query)
Person.searchable.where(sql, *tokens)
end
def name(opts = {})
if self.profile.nil?
fix_profile
end
@name ||= Person.name_from_attrs(self.profile.first_name, self.profile.last_name, self.diaspora_handle)
end
def self.name_from_attrs(first_name, last_name, diaspora_handle)
first_name.blank? ? diaspora_handle : "#{first_name.to_s} #{last_name.to_s}"
end
def first_name
@first_name ||= if profile.nil? || profile.first_name.nil? || profile.first_name.blank?
self.diaspora_handle.split('@').first
else
profile.first_name.to_s
end
end
def owns?(obj)
self.id == obj.author_id
end
def url
begin
uri = URI.parse(@attributes['url'])
url = "#{uri.scheme}://#{uri.host}"
url += ":#{uri.port}" unless ["80", "443"].include?(uri.port.to_s)
url += "/"
rescue Exception => e
url = @attributes['url']
end
url
end
def receive_url
"#{url}receive/users/#{self.guid}/"
end
def public_url
if self.owner
username = self.owner.username
else
username = self.diaspora_handle.split("@")[0]
end
"#{url}public/#{username}"
end
def public_key_hash
Base64.encode64 OpenSSL::Digest::SHA256.new(self.exported_key).to_s
end
def public_key
OpenSSL::PKey::RSA.new(serialized_public_key)
end
def exported_key
serialized_public_key
end
def exported_key= new_key
raise "Don't change a key" if serialized_public_key
serialized_public_key = new_key
end
#database calls
def self.by_account_identifier(identifier)
identifier = identifier.strip.downcase.gsub('acct:', '')
self.where(:diaspora_handle => identifier).first
end
def self.local_by_account_identifier(identifier)
person = self.by_account_identifier(identifier)
(person.nil? || person.remote?) ? nil : person
end
def self.create_from_webfinger(profile, hcard)
return nil if profile.nil? || !profile.valid_diaspora_profile?
new_person = Person.new
new_person.serialized_public_key = profile.public_key
new_person.guid = profile.guid
new_person.diaspora_handle = profile.account
new_person.url = profile.seed_location
#hcard_profile = HCard.find profile.hcard.first[:href]
Rails.logger.info("event=webfinger_marshal valid=#{new_person.valid?} target=#{new_person.diaspora_handle}")
new_person.url = hcard[:url]
new_person.assign_new_profile_from_hcard(hcard)
new_person.save!
new_person.profile.save!
new_person
end
def assign_new_profile_from_hcard(hcard)
self.profile = Profile.new(:first_name => hcard[:given_name],
:last_name => hcard[:family_name],
:image_url => hcard[:photo],
:image_url_medium => hcard[:photo_medium],
:image_url_small => hcard[:photo_small],
:searchable => hcard[:searchable])
end
def remote?
owner_id.nil?
end
def local?
!remote?
end
def has_photos?
self.posts.where(:type => "Photo").exists?
end
def as_json( opts = {} )
opts ||= {}
json = {
:id => self.id,
:name => self.name,
:avatar => self.profile.image_url(:thumb_medium),
:handle => self.diaspora_handle,
:url => "/people/#{self.id}",
}
json.merge!(:tags => self.profile.tags.map{|t| "##{t.name}"}) if opts[:includes] == "tags"
json
end
protected
def clean_url
if self.url
self.url = 'http://' + self.url unless self.url.match(/https?:\/\//)
self.url = self.url + '/' if self.url[-1, 1] != '/'
end
end
private
def remove_all_traces
Notification.joins(:notification_actors).where(:notification_actors => {:person_id => self.id}).all.each{ |n| n.destroy}
end
def fix_profile
Webfinger.new(self.diaspora_handle).fetch
self.reload
end
end
|