Class: RailsAi::Providers::SecureAnthropicAdapter

Inherits:
Base
  • Object
show all
Defined in:
lib/rails_ai/providers/secure_anthropic_adapter.rb

Constant Summary collapse

ANTHROPIC_API_BASE = 
"https://api.anthropic.com/v1"

Instance Method Summary collapse

Methods inherited from Base

#analyze_video!, #create_variation!, #edit_image!, #edit_video!, #embed!, #generate_image!, #generate_speech!, #generate_video!, #transcribe_audio!

Constructor Details

#initialize ⇒ SecureAnthropicAdapter

Returns a new instance of SecureAnthropicAdapter.



12
13
14
15
16
 
# File 'lib/rails_ai/providers/secure_anthropic_adapter.rb', line 12

def initialize
  @api_key = Security::APIKeyManager.secure_fetch("ANTHROPIC_API_KEY")
  @rate_limiter = Security::RateLimiter.new(limit: 50, window: 3600)
  super
end

Instance Method Details

#analyze_image!(image:, prompt:, model: "claude-3-5-sonnet-20241022", **opts) ⇒ Object 



78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
 
# File 'lib/rails_ai/providers/secure_anthropic_adapter.rb', line 78

def analyze_image!(image:, prompt:, model: "claude-3-5-sonnet-20241022", **opts)
  return "(stubbed analysis)" if RailsAi.config.stub_responses
  
  # Security validations
  Security::InputValidator.validate_text_input(prompt, max_length: 1000)
  
  # Rate limiting
  @rate_limiter.check_limit("vision_#{RailsAi::Context.user_id}")
  
  # Sanitize prompt
  sanitized_prompt = Security::ContentSanitizer.sanitize_content(prompt)
  
  # Prepare image securely
  image_data = prepare_image_securely(image)
  
  response = make_request(
    "messages",
    {
      model: model,
      max_tokens: opts[:max_tokens] || 1000,
      messages: [
        {
          role: "user",
          content: [
            {
              type: "text",
              text: sanitized_prompt
            },
            {
              type: "image",
              source: {
                type: "base64",
                media_type: "image/png",
                data: image_data
              }
            }
          ]
        }
      ],
      **opts.except(:max_tokens)
    }
  )
  
  response.dig("content", 0, "text")
end

#chat!(messages:, model:, **opts) ⇒ Object 



18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
 
# File 'lib/rails_ai/providers/secure_anthropic_adapter.rb', line 18

def chat!(messages:, model:, **opts)
  return "(stubbed) #{messages.last[:content]}" if RailsAi.config.stub_responses
  
  # Security validations
  Security::InputValidator.validate_messages(messages)
  
  # Rate limiting
  @rate_limiter.check_limit("chat_#{RailsAi::Context.user_id}")
  
  # Sanitize content
  sanitized_messages = messages.map do |message|
    {
      role: message[:role],
      content: Security::ContentSanitizer.sanitize_content(message[:content])
    }
  end
  
  response = make_request(
    "messages",
    {
      model: model,
      max_tokens: opts[:max_tokens] || RailsAi.config.token_limit,
      messages: sanitized_messages,
      **opts.except(:max_tokens)
    }
  )
  
  response.dig("content", 0, "text")
end

#stream_chat!(messages:, model:, **opts, &on_token) ⇒ Object 



48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
 
# File 'lib/rails_ai/providers/secure_anthropic_adapter.rb', line 48

def stream_chat!(messages:, model:, **opts, &on_token)
  return on_token.call("(stubbed stream)") if RailsAi.config.stub_responses
  
  # Security validations
  Security::InputValidator.validate_messages(messages)
  
  # Rate limiting
  @rate_limiter.check_limit("stream_#{RailsAi::Context.user_id}")
  
  # Sanitize content
  sanitized_messages = messages.map do |message|
    {
      role: message[:role],
      content: Security::ContentSanitizer.sanitize_content(message[:content])
    }
  end
  
  make_streaming_request(
    "messages",
    {
      model: model,
      max_tokens: opts[:max_tokens] || RailsAi.config.token_limit,
      messages: sanitized_messages,
      stream: true,
      **opts.except(:max_tokens, :stream)
    },
    &on_token
  )
end