91 lines
2.4 KiB
Ruby
91 lines
2.4 KiB
Ruby
# Copyright (c) 2010-2011, 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 Post < ActiveRecord::Base
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include ApplicationHelper
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include Diaspora::Likeable
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include Diaspora::Commentable
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include Diaspora::Shareable
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xml_attr :provider_display_name
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has_many :mentions, :dependent => :destroy
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has_many :reshares, :class_name => "Reshare", :foreign_key => :root_guid, :primary_key => :guid
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has_many :resharers, :class_name => 'Person', :through => :reshares, :source => :author
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belongs_to :o_embed_cache
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after_create :cache_for_author
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#scopes
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scope :includes_for_a_stream, includes(:o_embed_cache, {:author => :profile}, :mentions => {:person => :profile}) #note should include root and photos, but i think those are both on status_message
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def self.excluding_blocks(user)
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people = user.blocks.includes(:person).map{|b| b.person}
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if people.present?
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where("posts.author_id NOT IN (?)", people.map { |person| person.id })
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else
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scoped
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end
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end
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def self.for_a_stream(max_time, order, user=nil)
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scope = self.for_visible_shareable_sql(max_time, order).
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includes_for_a_stream
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scope = scope.excluding_blocks(user) if user.present?
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scope
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end
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#############
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def self.diaspora_initialize params
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new_post = self.new params.to_hash
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new_post.author = params[:author]
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new_post.public = params[:public] if params[:public]
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new_post.pending = params[:pending] if params[:pending]
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new_post.diaspora_handle = new_post.author.diaspora_handle
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new_post
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end
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def reshare_count
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@reshare_count ||= Post.where(:root_guid => self.guid).count
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end
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# @return Returns true if this Post will accept updates (i.e. updates to the caption of a photo).
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def mutable?
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false
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end
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def activity_streams?
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false
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end
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def triggers_caching?
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true
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end
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def comment_email_subject
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I18n.t('notifier.a_post_you_shared')
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end
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# @return [Boolean]
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def cache_for_author
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if self.should_cache_for_author?
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cache = RedisCache.new(self.author.owner, 'created_at')
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cache.add(self.created_at.to_i, self.id)
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end
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true
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end
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# @return [Boolean]
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def should_cache_for_author?
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self.triggers_caching? && RedisCache.configured? &&
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RedisCache.acceptable_types.include?(self.type) && user = self.author.owner
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end
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end
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