Module: CPEE::Persistence

Defined in:
lib/cpee/persistence.rb

Constant Summary collapse

@@obj = 
'instance'

Class Method Summary collapse

Class Method Details

.each_object(opts) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 81

def self::each_object(opts)
  opts[:redis].zrevrange(@@obj + 's',0,-1).each do |instance|
    yield instance
  end
end

.exists?(id, opts) ⇒ Boolean

}}}

Returns:

  • (Boolean) 


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# File 'lib/cpee/persistence.rb', line 74

def self::exists?(id,opts) #{{{
  opts[:redis].exists?(@@obj + ":#{id}/state")
end

.exists_handler?(id, opts, key) ⇒ Boolean

}}}

Returns:

  • (Boolean) 


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# File 'lib/cpee/persistence.rb', line 207

def self::exists_handler?(id,opts,key) #{{{
  opts[:redis].exists?(@@obj + ":#{id}/handlers/#{key}")
end

.extract_handler(id, opts, key) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 204

def self::extract_handler(id,opts,key) #{{{
  opts[:redis].smembers(@@obj + ":#{id}/handlers/#{key}")
end

.extract_handlers(id, opts) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 210

def self::extract_handlers(id,opts) #{{{
  opts[:redis].smembers(@@obj + ":#{id}/handlers").map do |e|
    [e, opts[:redis].get(@@obj + ":#{id}/handlers/#{e}/url")]
  end
end

.extract_item(id, opts, item) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 70

def self::extract_item(id,opts,item) #{{{
  opts[:redis].get(@@obj + ":#{id}/#{item}")
end

.extract_list(id, opts, item) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 52

def self::extract_list(id,opts,item) #{{{
  opts[:redis].zrange(@@obj + ":#{id}/#{item}",0,-1).map do |e|
    [e,opts[:redis].get(@@obj + ":#{id}/#{item}/#{e}")]
  end
end

.extract_set(id, opts, item) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 47

def self::extract_set(id,opts,item) #{{{
  opts[:redis].smembers(@@obj + ":#{id}/#{item}").map do |e|
    [e,opts[:redis].get(@@obj + ":#{id}/#{item}/#{e}")]
  end
end

.is_member?(id, opts, item, value) ⇒ Boolean

}}}

Returns:

  • (Boolean) 


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# File 'lib/cpee/persistence.rb', line 77

def self::is_member?(id,opts,item,value) #{{{
  opts[:redis].sismember(@@obj + ":#{id}/#{item}",value)
end

.keys(id, opts) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 123

def self::keys(id,opts)
  res = []
  res += Persistence::keys_extract_zset(opts,id,'dataelements')
  res += Persistence::keys_extract_name(opts,id,'dataelements')
  res += Persistence::keys_extract_zset(opts,id,'attributes')
  res += Persistence::keys_extract_name(opts,id,'attributes')
  res += Persistence::keys_extract_zset(opts,id,'endpoints')
  res += Persistence::keys_extract_name(opts,id,'endpoints')
  pos = Persistence::keys_extract_set(opts,id,'positions')
  res += pos
  pos.each do |p|
    res << File.join(p,'@passthrough')
  end
  res += Persistence::keys_extract_name(opts,id,'positions')
  hnd = Persistence::keys_extract_set(opts,id,'handlers')
  res += hnd
  res += Persistence::keys_extract_name(opts,id,'handlers')
  hnd.each do |h|
    res << File.join(h,'url')
    res += Persistence::keys_extract_set_raw(opts,h)
  end
  cbs = Persistence::keys_extract_set(opts,id,'callbacks')
  res += cbs
  res += Persistence::keys_extract_name(opts,id,'callbacks')
  cbs.each do |c|
    ckey = Persistence::keys_extract_set_raw(opts,c)
    res << File.join(ckey,'position')
    res << File.join(ckey,'label')
    res << File.join(ckey,'uuid')
    res << File.join(ckey,'type')
  end
  res += Persistence::keys_extract_name(opts,id,'dsl')
  res += Persistence::keys_extract_name(opts,id,'dslx')
  res += Persistence::keys_extract_name(opts,id,'status','message')
  res += Persistence::keys_extract_name(opts,id,'status','id')
  res += Persistence::keys_extract_name(opts,id,'executionhandler')
  res += Persistence::keys_extract_name(opts,id,'description')
  res += Persistence::keys_extract_name(opts,id,'state')
  res += Persistence::keys_extract_name(opts,id,'state','@changed')
  res += Persistence::keys_extract_name(opts,id,'transformation','endpoints')
  res += Persistence::keys_extract_name(opts,id,'transformation','endpoints','@type')
  res += Persistence::keys_extract_name(opts,id,'transformation','description')
  res += Persistence::keys_extract_name(opts,id,'transformation','description','@type')
  res += Persistence::keys_extract_name(opts,id,'transformation','dataelements')
  res += Persistence::keys_extract_name(opts,id,'transformation','dataelements','@type')
  res
end

.keys_extract_name(opts, id, *item) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 119

def self::keys_extract_name(opts,id,*item)
  [@@obj + ":#{id}/#{File.join(*item)}"]
end

.keys_extract_set(opts, id, item) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 108

def self::keys_extract_set(opts,id,item)
  path = @@obj + ":#{id}/#{item}"
  opts[:redis].smembers(path).map do |e|
    File.join(path,e)
  end
end

.keys_extract_set_raw(opts, path) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 114

def self::keys_extract_set_raw(opts,path)
  opts[:redis].smembers(path).map do |e|
    File.join(File.dirname(path),e)
  end
end

.keys_extract_zset(opts, id, item) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 102

def self::keys_extract_zset(opts,id,item)
  path = @@obj + ":#{id}/#{item}"
  opts[:redis].zrange(path,0,-1).map do |e|
    File.join(path,e)
  end
end

.new_object(opts) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 87

def self::new_object(opts)
  id = opts[:redis].zrevrange(@@obj + 's', 0, 0).first.to_i + 1
  opts[:redis].zadd(@@obj + 's',id,id)
  id
end

.new_static_object(id, opts) ⇒ Object 



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# File 'lib/cpee/persistence.rb', line 92

def self::new_static_object(id,opts)
  opts[:redis].set(File.join(@@obj + ":#{id}",'state'),'')
  nil
end

.obj ⇒ Object

{{{



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# File 'lib/cpee/persistence.rb', line 19

def self::obj #{{{
  @@obj
end

.obj=(it) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 22

def self::obj=(it) #{{{
  @@obj = it
end

.set_handler(id, opts, key, url, values, update = false) ⇒ Object

{{{



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# File 'lib/cpee/persistence.rb', line 171

def self::set_handler(id,opts,key,url,values,update=false) #{{{
  exis = opts[:redis].smembers(@@obj + ":#{id}/handlers/#{key}")

  if update == false && exis.length > 0
    return 405
  end

  ah = AttributesHelper.new
  attributes = Persistence::extract_list(id,opts,'attributes').to_h
  dataelements = Persistence::extract_list(id,opts,'dataelements').to_h
  endpoints = Persistence::extract_list(id,opts,'endpoints').to_h

  deleted = exis - values

  CPEE::Message::send(
    :event,
    'handler/change',
    opts[:url],
    id,
    Persistence::extract_item(id,opts,'attributes/uuid'),
    Persistence::extract_item(id,opts,'attributes/info'),
    {
      :key => key,
      :url => url,
      :changed => values,
      :deleted => deleted,
      :attributes => ah.translate(attributes,dataelements,endpoints),
    },
    opts[:redis]
  )

  200
end

.set_item(id, opts, item, value) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 58

def self::set_item(id,opts,item,value) #{{{
  CPEE::Message::send(
    :event,
    File.join(item,'change'),
    opts[:url],
    id,
    Persistence::extract_item(id,opts,'attributes/uuid'),
    Persistence::extract_item(id,opts,'attributes/info'),
    value,
    opts[:redis]
  )
end

.set_list(id, opts, item, values, deleted = []) ⇒ Object

}}}



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# File 'lib/cpee/persistence.rb', line 26

def self::set_list(id,opts,item,values,deleted=[]) #{{{
  ah = AttributesHelper.new
  attributes = Persistence::extract_list(id,opts,'attributes').to_h
  dataelements = Persistence::extract_list(id,opts,'dataelements').to_h
  endpoints = Persistence::extract_list(id,opts,'endpoints').to_h
  CPEE::Message::send(
    :event,
    File.join(item,'change'),
    opts[:url],
    id,
    Persistence::extract_item(id,opts,'attributes/uuid'),
    Persistence::extract_item(id,opts,'attributes/info'),
    {
      :changed => values.keys,
      :deleted => deleted,
      :values => values.transform_values{|val| JSON::parse(val) rescue val },
      :attributes => ah.translate(attributes,dataelements,endpoints),
    },
    opts[:redis]
  )
end