Class: PuavoRest::Session

Inherits:

Hash

• Object
• Hash
• PuavoRest::Session

show all

Includes:

LocalStore

Defined in:

resources/sessions.rb

Constant Summary

MAX_AGE =

Clear sessions after after 12 hours if they are not manually cleared during logout. Ie. on crash

60 * 60 * 12

UUID_CHARS =

["a".."z", "A".."Z", "0".."9"].reduce([]) do |memo, range|
  memo + range.to_a
end

Class Method Summary (collapse)

• + (Object) all
• + (Object) by_hostname!(hostname)
• + (Object) by_uuid!(uuid)
• + (Object) generate_uuid
• + (Object) hostname_key(hostname)
• + (Object) keys
• + (Object) uuid_key(uuid)

Instance Method Summary (collapse)

• - (Object) destroy
• - (Boolean) device?
• - (Object) hostname_key
• - (Object) save
• - (Object) uuid_key

Methods included from LocalStore

close_connection, included, #local_store, #local_store_del, #local_store_expire, #local_store_get, #local_store_set

Methods inherited from Hash

#recursive_symbolize_keys!, #symbolize_keys, #symbolize_keys!

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# File 'resources/sessions.rb', line 75

def self.all
  keys.map do |k|
    new.merge! JSON.parse(local_store.get(k))
  end
end

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# File 'resources/sessions.rb', line 55

def self.by_hostname!(hostname)
  uuid = local_store.get(hostname_key(hostname))
  if uuid.nil?
    raise NotFound, :user => "Cannot find session for hostname: #{ hostname }"
  end
  by_uuid!(uuid)
end

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# File 'resources/sessions.rb', line 63

def self.by_uuid!(uuid)
  json = local_store.get(uuid_key(uuid))
  if json.nil?
    raise NotFound, :user => "Cannot find session for uuid: #{ uuid }"
  end
  new.merge(JSON.parse(json))
end

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# File 'resources/sessions.rb', line 17

def self.generate_uuid
  (0...50).map{ UUID_CHARS[rand(UUID_CHARS.size)] }.join
end

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# File 'resources/sessions.rb', line 25

def self.hostname_key(hostname)
  "session:hostname:#{ hostname }"
end

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# File 'resources/sessions.rb', line 71

def self.keys
  local_store.keys("session:hostname:*")
end

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# File 'resources/sessions.rb', line 29

def self.uuid_key(uuid)
  "session:uuid:#{ uuid }"
end

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# File 'resources/sessions.rb', line 50

def destroy
  local_store.del(uuid_key)
  local_store.del(hostname_key) if device?
end

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# File 'resources/sessions.rb', line 36

def device?
  !self["device"].nil?
end

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# File 'resources/sessions.rb', line 22

def hostname_key
  self.class.hostname_key("#{ self["device"]["hostname"] }")
end

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# File 'resources/sessions.rb', line 40

def save
  local_store.set(uuid_key, self.to_json)
  local_store.expire(uuid_key, MAX_AGE)

  if device?
    local_store.set(hostname_key, self["uuid"])
    local_store.expire(hostname_key, MAX_AGE)
  end
end

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# File 'resources/sessions.rb', line 32

def uuid_key
  self.class.uuid_key("#{ self["uuid"] }")
end