Class: Libertree::Model::Pool

Inherits:
Object
  • Object
show all
Includes:
IsRemoteOrLocal
Defined in:
lib/libertree/model/pool.rb

Instance Method Summary collapse

Methods included from IsRemoteOrLocal

#forests, #local?, #public_id, #remote?, #server

Instance Method Details

#<<(post) ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 139

def <<(post)
  pool_post = PoolPost[ pool_id: self.id, post_id: post.id ]
  if pool_post.nil?
    pool_post_created = true
    pool_post = PoolPost.create(
      'pool_id' => self.id,
      'post_id' => post.id
    )
  end

  self.dirty
  if self.sprung? && pool_post_created
    self.notify_about_springing pool_post
    if self.local?
      create_pool_post_job(post)
    end
  end
end

#after_create ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 29

def after_create
  super
  if self.local? && self.sprung?
    Libertree::Model::Job.create_for_forests(
      {
        task: 'request:POOL',
        params: { 'pool_id' => self.id, }
      },
      *self.forests
    )
  end
end

#after_update ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 42

def after_update
  super
  if self.local?
    if ! self.sprung?
      self.create_pool_delete_job
    else
      if self.previous_changes.include?(:sprung)
        Libertree::Model::Job.create_for_forests(
          {
            task: 'request:POOL',
            params: { 'pool_id' => self.id, }
          },
          *self.forests
        )
        self.posts.last(16).each do |post|
          self.create_pool_post_job(post)
        end
      end
    end
  end
end

#before_destroy ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 64

def before_destroy
  if self.local? && self.sprung?
    self.create_pool_delete_job
  end
  super
end

#create_pool_delete_job ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 19

def create_pool_delete_job
  Libertree::Model::Job.create_for_forests(
    {
      task: 'request:POOL-DELETE',
      params: { 'pool_id' => self.id, }
    },
    *self.forests
  )
end

#create_pool_post_job(post) ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 6

def create_pool_post_job(post)
  Libertree::Model::Job.create_for_forests(
    {
      task: 'request:POOL-POST',
      params: {
        'pool_id' => self.id,
        'post_id' => post.id,
      }
    },
    *self.forests
  )
end

#delete_cascade ⇒ Object

NOTE: deletion is NOT distributed



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# File 'lib/libertree/model/pool.rb', line 110

def delete_cascade
  DB.dbh[ "SELECT delete_cascade_pool(?)", self.id ].get
end

#dirty ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 114

def dirty
  @posts = nil
  self
end

#includes?(post) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libertree/model/pool.rb', line 105

def includes?(post)
  DB.dbh[ "SELECT EXISTS( SELECT 1 FROM pools_posts WHERE post_id = ? AND pool_id = ? LIMIT 1 )", post.id, self.id ].single_value
end

#member ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 71

def member
  @member ||= Member[self.member_id]
end

#notify_about_springing(pool_post) ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 119

def notify_about_springing(pool_post)
  pool = pool_post.pool
  return  if ! pool.sprung

  post = pool_post.post
  local_post_author = post.member.
  pool_owner = pool.member.

  if(
    local_post_author &&
    local_post_author != pool_owner &&
    ! local_post_author.ignoring?(pool.member)
  )
    local_post_author.notify_about( {
      'type'         => 'springing',
      'pool_post_id' => pool_post.id,
    } )
  end
end

#posts(opts = {}) ⇒ Object

TODO: DRY up with member.posts?



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# File 'lib/libertree/model/pool.rb', line 76

def posts( opts = {} )
  limit = opts.fetch(:limit, 30)
  time = Time.at( opts.fetch(:time, Time.now.to_f) ).strftime("%Y-%m-%d %H:%M:%S.%6N%z")
  if opts[:newer]
    time_clause = proc { time_created > time }
  else
    time_clause = proc { time_created < time }
  end

  order_by_updated = opts.fetch(:order_by_updated, false)
  if order_by_updated
    order = Sequel.lit("GREATEST(posts.time_commented, posts.time_updated)")
  else
    order = Sequel.qualify(:posts, :id)
  end

  res = Post.qualify
  .join(:pools_posts, post_id: :id)
  .where(&time_clause)
  .where(pool_id: self.id)
  .reverse_order(order)
  .limit(limit)

  # optionally restrict to Internet visible posts
  res = res.where(visibility: 'internet')  if opts[:public]

  res
end

#remove_post(post) ⇒ Object 



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# File 'lib/libertree/model/pool.rb', line 158

def remove_post(post)
  DB.dbh[  "DELETE FROM pools_posts WHERE pool_id = ? AND post_id = ?", self.id, post.id ].get
  self.dirty
  if self.local? && self.sprung?
    Libertree::Model::Job.create_for_forests(
      {
        task: 'request:POOL-POST-DELETE',
        params: {
          'pool_id' => self.id,
          'post_id' => post.id,
        }
      },
      *self.forests
    )
  end
end

#sprung? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/libertree/model/pool.rb', line 175

def sprung?
  self.sprung
end