Class: Surikat::SessionManager

Inherits:
Object
  • Object
show all
Defined in:
lib/surikat/session_manager.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SessionManager

Returns a new instance of SessionManager.



3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
# File 'lib/surikat/session_manager.rb', line 3

def initialize
  @config = Surikat.config.app['session']

  #puts "Session manager configured with #{@config.inspect}"

  case @config['storage']
  when 'redis'
    @store = Redis.new url: @config['redis_url']
  when 'file'
    @filename = @config['file'] || 'surikat_session_store'
    @store = Marshal.load(File.read(@filename)) rescue {}
  end

end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



18
19
20
 
# File 'lib/surikat/session_manager.rb', line 18

def config
  @config
end

Instance Method Details

#[](key) ⇒ Object 



20
21
22
23
24
25
26
27
28
 
# File 'lib/surikat/session_manager.rb', line 20

def [](key)
  case @config['storage']
  when 'file'
    @store[key]
  when 'redis'
    existing = @store.get("surikat_session_key_#{key}")
    existing ? Marshal.load(existing) : {}
  end
end

#delete_key!(skey, key) ⇒ Object 



68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
 
# File 'lib/surikat/session_manager.rb', line 68

def delete_key!(skey, key)
  case @config['storage']
  when 'redis'
    redis_key = "surikat_session_key_#{key}"
    if existing = @store.get(redis_key)
      existing_object = Marshal.load(existing)
      new_object      = existing_object.delete(key)

      new_data = Marshal.dump(new_object)
    end
    @store.set(redis_key, new_data)
  when 'file'
    @store[skey].delete(key)
    File.open(@filename, 'w') {|f| f.write Marshal.dump(@store)}
  end
end

#destroy!(skey) ⇒ Object 



58
59
60
61
62
63
64
65
66
 
# File 'lib/surikat/session_manager.rb', line 58

def destroy!(skey)
  case @config['storage']
  when 'redis'
    @store.del("surikat_session_key_#{skey}")
  when 'file'
    @store.delete(skey)
    File.open(@filename, 'w') {|f| f.write Marshal.dump(@store)}
  end
end

#merge!(key, hash) ⇒ Object 



30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
# File 'lib/surikat/session_manager.rb', line 30

def merge!(key, hash)
  return if key.nil?

  case @config['storage']

  when 'redis'
    redis_key = "surikat_session_key_#{key}"
    if existing = @store.get(redis_key)
      existing_object = Marshal.load(existing)
      new_object      = existing_object.merge(hash)
    else
      new_object = hash
    end
    new_data = Marshal.dump(new_object)
    @store.set(redis_key, new_data)

  when 'file'
    if @store[key]
      @store[key].merge!(hash)
    else
      @store[key] = hash
    end
    File.open(@filename, 'w') {|f| f.write Marshal.dump(@store)}
  end

  true
end