99 lines
3.8 KiB
Ruby
99 lines
3.8 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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module Diaspora
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module UserModules
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module Querying
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def find_visible_post_by_id( id, opts={} )
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post = Post.where(:id => id).joins(:contacts).where(:contacts => {:user_id => self.id}).where(opts).first
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post ||= Post.where(:id => id, :author_id => self.person.id).where(opts).first
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post ||= Post.where(:id => id, :public => true).where(opts).first
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end
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def raw_visible_posts(opts = {})
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opts[:type] ||= ['StatusMessage', 'Photo']
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opts[:limit] ||= 20
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opts[:order] ||= 'updated_at DESC'
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opts[:order] = '`posts`.' + opts[:order]
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opts[:limit] = opts[:limit].to_i * opts[:page].to_i if opts[:page]
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posts_from_others = Post.joins(:contacts).where(:contacts => {:user_id => self.id})
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posts_from_self = self.person.posts.joins(:aspect_visibilities => :aspect).where(:aspects => {:user_id => self.id})
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if opts[:by_members_of]
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posts_from_others = posts_from_others.joins(:contacts => :aspect_memberships).where(
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:aspect_memberships => {:aspect_id => opts[:by_members_of]})
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posts_from_self = posts_from_self.where(:aspects => {:id => opts[:by_members_of]})
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end
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post_ids = Post.connection.execute(posts_from_others.select('posts.id').limit(opts[:limit]).order(opts[:order]).to_sql).map{|r| r.first}
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post_ids += Post.connection.execute(posts_from_self.select('posts.id').limit(opts[:limit]).order(opts[:order]).to_sql).map{|r| r.first}
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Post.where(:id => post_ids, :pending => false, :type => opts[:type]).select('DISTINCT `posts`.*').limit(opts[:limit])
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end
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def visible_photos
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raw_visible_posts(:type => 'Photo')
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end
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def contact_for(person)
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return nil unless person
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contact_for_person_id(person.id)
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end
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def aspects_with_post(post_id)
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self.aspects.joins(:aspect_visibilities).where(:aspect_visibilities => {:post_id => post_id})
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end
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def contact_for_person_id(person_id)
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Contact.unscoped.where(:user_id => self.id, :person_id => person_id).first if person_id
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end
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def people_in_aspects(requested_aspects, opts={})
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allowed_aspects = self.aspects & requested_aspects
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person_ids = contacts_in_aspects(allowed_aspects).collect{|contact| contact.person_id}
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people = Person.where(:id => person_ids)
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if opts[:type] == 'remote'
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people = people.where(:owner_id => nil)
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elsif opts[:type] == 'local'
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people = people.where('`people`.`owner_id` IS NOT NULL')
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end
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people
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end
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def aspects_with_person person
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contact_for(person).aspects
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end
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def contacts_in_aspects aspects
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aspects.inject([]) do |contacts,aspect|
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contacts | aspect.contacts
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end
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end
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def all_aspect_ids
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self.aspects.all.collect{|x| x.id}
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end
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def request_from(person)
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Request.where(:sender_id => person.id,
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:recipient_id => self.person.id).first
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end
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def posts_from(person)
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return self.person.posts.where(:pending => false).order("created_at DESC") if person == self.person
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con = Contact.arel_table
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p = Post.arel_table
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post_ids = []
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if contact = self.contact_for(person)
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post_ids = Post.connection.execute(contact.post_visibilities.select('post_visibilities.post_id').to_sql).map{|r| r.first}
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end
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post_ids += Post.connection.execute(person.posts.where(:public => true).select('posts.id').to_sql).map{|r| r.first}
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Post.where(:id => post_ids, :pending => false).select('DISTINCT `posts`.*').order("posts.created_at DESC")
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end
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end
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end
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end
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