88 lines
2 KiB
Ruby
88 lines
2 KiB
Ruby
# Copyright (c) 2010, Diaspora Inc. This file is
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# licensed under the Affero General Public License version 3 or later. See
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# the COPYRIGHT file.
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class Comment < ActiveRecord::Base
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require File.join(Rails.root, 'lib/diaspora/web_socket')
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require File.join(Rails.root, 'lib/youtube_titles')
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include YoutubeTitles
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include ROXML
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include Diaspora::Webhooks
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include Encryptable
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include Diaspora::Socketable
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include Diaspora::Guid
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xml_attr :text
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xml_attr :diaspora_handle
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xml_attr :post_guid
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xml_attr :creator_signature
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xml_attr :post_creator_signature
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belongs_to :post
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belongs_to :person
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validates_presence_of :text, :post
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serialize :youtube_titles, Hash
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before_save do
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get_youtube_title text
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end
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def diaspora_handle
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person.diaspora_handle
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end
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def diaspora_handle= nh
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self.person = Webfinger.new(nh).fetch
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end
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def post_guid
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self.post.guid
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end
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def post_guid= new_post_guid
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self.post = Post.where(:guid => new_post_guid).first
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end
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def notification_type(user, person)
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if self.post.person == user.person
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return "comment_on_post"
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else
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return false
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end
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end
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#ENCRYPTION
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def signable_accessors
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accessors = self.class.roxml_attrs.collect{|definition|
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definition.accessor}
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accessors.delete 'person'
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accessors.delete 'creator_signature'
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accessors.delete 'post_creator_signature'
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accessors
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end
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def signable_string
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signable_accessors.collect{|accessor|
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(self.send accessor.to_sym).to_s}.join ';'
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end
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def verify_post_creator_signature
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verify_signature(post_creator_signature, post.person)
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end
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def signature_valid?
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verify_signature(creator_signature, person)
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end
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def self.hash_from_post_ids post_ids
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hash = {}
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comments = where(:post_id => post_ids)
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post_ids.each do |id|
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hash[id] = []
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end
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comments.each do |comment|
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hash[comment.post_id] << comment
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end
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hash.each_value {|comments| comments.sort!{|c1, c2| c1.created_at <=> c2.created_at }}
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hash
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end
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end
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