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chatml.php
1609 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Base implementation of the ChatML API. |
| 4 | * This was first introduced by OpenAI and many providers keep compatibility with it. |
| 5 | * Engines relying on this original API can extend this class. |
| 6 | * |
| 7 | */ |
| 8 | |
| 9 | class Meow_MWAI_Engines_ChatML extends Meow_MWAI_Engines_Core |
| 10 | { |
| 11 | // Base (OpenAI) |
| 12 | protected $apiKey = null; |
| 13 | protected $organizationId = null; |
| 14 | |
| 15 | // Azure |
| 16 | private $azureDeployments = null; |
| 17 | private $azureApiVersion = 'api-version=2024-12-01-preview'; |
| 18 | |
| 19 | // Response |
| 20 | protected $inModel = null; |
| 21 | protected $inId = null; |
| 22 | protected $inThreadId = null; |
| 23 | |
| 24 | // Streaming |
| 25 | protected $streamFunctionCall = null; |
| 26 | protected $streamToolCalls = []; |
| 27 | protected $streamLastMessage = null; |
| 28 | protected $streamAnnotations = []; |
| 29 | protected $streamImageIds = []; |
| 30 | |
| 31 | protected $streamInTokens = null; |
| 32 | protected $streamOutTokens = null; |
| 33 | protected $streamCost = null; |
| 34 | |
| 35 | public function __construct( $core, $env ) |
| 36 | { |
| 37 | parent::__construct( $core, $env ); |
| 38 | $this->set_environment(); |
| 39 | } |
| 40 | |
| 41 | public function reset_stream() { |
| 42 | $this->streamContent = null; |
| 43 | $this->streamBuffer = null; |
| 44 | $this->streamFunctionCall = null; |
| 45 | $this->streamToolCalls = []; |
| 46 | $this->streamLastMessage = null; |
| 47 | $this->streamInTokens = null; |
| 48 | $this->streamOutTokens = null; |
| 49 | $this->inModel = null; |
| 50 | $this->inId = null; |
| 51 | $this->emittedFunctionResults = []; |
| 52 | } |
| 53 | |
| 54 | protected function set_environment() { |
| 55 | $env = $this->env; |
| 56 | $this->apiKey = $env['apikey']; |
| 57 | |
| 58 | if ( isset( $env['organizationId'] ) ) { |
| 59 | $this->organizationId = $env['organizationId']; |
| 60 | } |
| 61 | if ( $this->envType === 'azure' ) { |
| 62 | $this->azureDeployments = isset( $env['deployments'] ) ? $env['deployments'] : []; |
| 63 | $this->azureDeployments[] = [ 'model' => 'dall-e', 'name' => 'dall-e' ]; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | private function get_azure_deployment_name( $model ) { |
| 68 | foreach ( $this->azureDeployments as $deployment ) { |
| 69 | if ( $deployment['model'] === $model && !empty( $deployment['name'] ) ) { |
| 70 | return $deployment['name']; |
| 71 | } |
| 72 | } |
| 73 | throw new Exception( 'Unknown deployment for model: ' . $model ); |
| 74 | } |
| 75 | |
| 76 | protected function get_service_name() { |
| 77 | return $this->envType === 'azure' ? 'Azure' : 'OpenAI'; |
| 78 | } |
| 79 | |
| 80 | private function is_o1_model( $model ) { |
| 81 | $modelDef = $this->retrieve_model_info( $model ); |
| 82 | return !empty( $modelDef['tags'] ) && in_array( 'o1-model', $modelDef['tags'] ); |
| 83 | } |
| 84 | |
| 85 | private function requires_developer_roles( $model ) { |
| 86 | if ( $model === 'o1' ) { |
| 87 | return true; |
| 88 | } |
| 89 | return false; |
| 90 | } |
| 91 | |
| 92 | protected function build_messages( $query ) { |
| 93 | $messages = []; |
| 94 | |
| 95 | // First, we need to add the first message (the instructions). |
| 96 | if ( !empty( $query->instructions ) ) { |
| 97 | //if ( !$this->is_o1_model( $query->model ) ) { |
| 98 | $messages[] = [ 'role' => 'system', 'content' => $query->instructions ]; |
| 99 | //} |
| 100 | } |
| 101 | |
| 102 | // Then, if any, we need to add the 'messages', they are already formatted. |
| 103 | foreach ( $query->messages as $message ) { |
| 104 | $messages[] = $message; |
| 105 | } |
| 106 | |
| 107 | // If there is a context, we need to add it. |
| 108 | if ( !empty( $query->context ) ) { |
| 109 | $messages[] = [ 'role' => 'system', 'content' => $query->context ]; |
| 110 | } |
| 111 | |
| 112 | // Finally, we need to add the message, but if there is an image, we need to add it as a system message. |
| 113 | if ( $query->attachedFile ) { |
| 114 | $finalUrl = null; |
| 115 | if ( $query->image_remote_upload === 'url' ) { |
| 116 | $finalUrl = $query->attachedFile->get_url(); |
| 117 | } |
| 118 | else { |
| 119 | $finalUrl = $query->attachedFile->get_inline_base64_url(); |
| 120 | } |
| 121 | $messages[] = [ |
| 122 | 'role' => 'user', |
| 123 | 'content' => [ |
| 124 | [ |
| 125 | "type" => "text", |
| 126 | "text" => $query->get_message() |
| 127 | ], |
| 128 | [ |
| 129 | "type" => "image_url", |
| 130 | "image_url" => [ |
| 131 | "url" => $finalUrl |
| 132 | ] |
| 133 | ] |
| 134 | ] |
| 135 | ]; |
| 136 | } |
| 137 | else { |
| 138 | $messages[] = [ 'role' => 'user', 'content' => $query->get_message() ]; |
| 139 | } |
| 140 | |
| 141 | // We need to convert all the 'system' role into 'developer' role. |
| 142 | if ( $this->requires_developer_roles( $query->model ) ) { |
| 143 | foreach ( $messages as &$message ) { |
| 144 | if ( $message['role'] === 'system' ) { |
| 145 | $message['role'] = 'developer'; |
| 146 | } |
| 147 | } |
| 148 | } |
| 149 | // But otherwise, if it's o1, we need to remove the message which are 'system' |
| 150 | else if ( $this->is_o1_model( $query->model ) ) { |
| 151 | $hasChanges = false; |
| 152 | foreach ( $messages as $index => $message ) { |
| 153 | if ( $message['role'] === 'system' ) { |
| 154 | unset( $messages[$index] ); |
| 155 | $hasChanges = true; |
| 156 | } |
| 157 | } |
| 158 | if ( $hasChanges ) { |
| 159 | $messages = array_values( $messages ); |
| 160 | Meow_MWAI_Logging::warn( 'The model ' . $query->model . ' doesn\'t support System nor Developer messages. They were removed.' ); |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | return $messages; |
| 165 | } |
| 166 | |
| 167 | protected function build_body( $query, $streamCallback = null, $extra = null ) { |
| 168 | if ( $query instanceof Meow_MWAI_Query_Text ) { |
| 169 | $body = array( |
| 170 | "model" => $query->model, |
| 171 | "stream" => !is_null( $streamCallback ), |
| 172 | ); |
| 173 | |
| 174 | if ( !empty( $query->maxTokens ) ) { |
| 175 | // max_tokens has been deprecated in favor of max_completion_tokens in 2025. |
| 176 | $body['max_completion_tokens'] = $query->maxTokens; |
| 177 | } |
| 178 | |
| 179 | if ( !empty( $query->temperature ) ) { |
| 180 | if ( !$this->is_o1_model( $query->model ) ) { |
| 181 | $body['temperature'] = $query->temperature; |
| 182 | } |
| 183 | else { |
| 184 | $body['temperature'] = 1; |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | if ( !empty( $query->maxResults ) ) { |
| 189 | $body['n'] = $query->maxResults; |
| 190 | } |
| 191 | |
| 192 | if ( !empty( $query->stop ) ) { |
| 193 | $body['stop'] = $query->stop; |
| 194 | } |
| 195 | |
| 196 | if ( !empty( $query->responseFormat ) ) { |
| 197 | if ( $query->responseFormat === 'json' ) { |
| 198 | $body['response_format'] = [ 'type' => 'json_object' ]; |
| 199 | } |
| 200 | } |
| 201 | |
| 202 | // Usage Data (only for OpenAI) |
| 203 | // https://cookbook.openai.com/examples/how_to_stream_completions#4-how-to-get-token-usage-data-for-streamed-chat-completion-response |
| 204 | if ( !empty( $streamCallback ) && $this->envType === 'openai' ) { |
| 205 | $body['stream_options'] = [ |
| 206 | 'include_usage' => true, |
| 207 | ]; |
| 208 | } |
| 209 | |
| 210 | if ( !empty( $query->functions ) ) { |
| 211 | $model = $this->retrieve_model_info( $query->model ); |
| 212 | if ( !empty( $model['tags'] ) && !in_array( 'functions', $model['tags'] ) ) { |
| 213 | Meow_MWAI_Logging::warn( 'The model ' . $query->model . ' doesn\'t support Function Calling.' ); |
| 214 | } |
| 215 | else if ( strpos( $query->model, 'ft:' ) === 0 ) { |
| 216 | Meow_MWAI_Logging::warn( 'OpenAI doesn\'t support Function Calling with fine-tuned models yet.' ); |
| 217 | } |
| 218 | else { |
| 219 | $body['tools'] = []; |
| 220 | // Dynamic function: they will interactively enhance the completion (tools). |
| 221 | foreach ( $query->functions as $function ) { |
| 222 | $body['tools'][] = [ |
| 223 | 'type' => 'function', |
| 224 | 'function' => $function->serializeForOpenAI() |
| 225 | ]; |
| 226 | } |
| 227 | // Static functions: they will be executed at the end of the completion. |
| 228 | //$body['function_call'] = $query->functionCall; |
| 229 | } |
| 230 | } |
| 231 | $body['messages'] = $this->build_messages( $query ); |
| 232 | |
| 233 | // Add the feedback if it's a feedback query. |
| 234 | if ( $query instanceof Meow_MWAI_Query_Feedback ) { |
| 235 | if ( !empty( $query->blocks ) ) { |
| 236 | foreach ( $query->blocks as $feedback_block ) { |
| 237 | $body['messages'][] = $feedback_block['rawMessage']; |
| 238 | foreach ( $feedback_block['feedbacks'] as $feedback ) { |
| 239 | $body['messages'][] = [ |
| 240 | 'tool_call_id' => $feedback['request']['toolId'], |
| 241 | "role" => "tool", |
| 242 | 'name' => $feedback['request']['name'], |
| 243 | 'content' => $feedback['reply']['value'] |
| 244 | ]; |
| 245 | |
| 246 | // Emit function result event if streaming and debug mode are enabled |
| 247 | if ( $this->currentDebugMode && !empty( $this->streamCallback ) ) { |
| 248 | $toolId = $feedback['request']['toolId'] ?? null; |
| 249 | // Only emit if we haven't already emitted for this tool |
| 250 | if ( $toolId && !isset( $this->emittedFunctionResults[$toolId] ) ) { |
| 251 | $this->emittedFunctionResults[$toolId] = true; |
| 252 | |
| 253 | $functionName = $feedback['request']['name']; |
| 254 | $resultPreview = (string)($feedback['reply']['value'] ?? ''); |
| 255 | if ( strlen( $resultPreview ) > 100 ) { |
| 256 | $resultPreview = substr( $resultPreview, 0, 100 ) . '...'; |
| 257 | } |
| 258 | |
| 259 | $event = Meow_MWAI_Event::function_result( $functionName ) |
| 260 | ->set_metadata( 'result', $resultPreview ) |
| 261 | ->set_metadata( 'tool_id', $toolId ); |
| 262 | call_user_func( $this->streamCallback, $event ); |
| 263 | } |
| 264 | } |
| 265 | } |
| 266 | } |
| 267 | } |
| 268 | return $body; |
| 269 | } |
| 270 | |
| 271 | return $body; |
| 272 | } |
| 273 | else if ( $query instanceof Meow_MWAI_Query_Transcribe ) { |
| 274 | $body = array( |
| 275 | 'prompt' => $query->message, |
| 276 | 'model' => $query->model, |
| 277 | 'response_format' => 'text', |
| 278 | 'file' => basename( $query->url ), |
| 279 | 'data' => $extra |
| 280 | ); |
| 281 | return $body; |
| 282 | } |
| 283 | else if ( $query instanceof Meow_MWAI_Query_Embed ) { |
| 284 | $body = array( 'input' => $query->message, 'model' => $query->model ); |
| 285 | if ( $this->envType === 'azure' ) { |
| 286 | $body = array( "input" => $query->message ); |
| 287 | } |
| 288 | // Dimensions are only supported by v3 models |
| 289 | if ( !empty( $query->dimensions ) && strpos( $query->model, 'ada-002' ) === false ) { |
| 290 | $body['dimensions'] = $query->dimensions; |
| 291 | } |
| 292 | return $body; |
| 293 | } |
| 294 | else if ( $query instanceof Meow_MWAI_Query_EditImage ) { |
| 295 | $resolution = !empty( $query->resolution ) ? $query->resolution : '1024x1024'; |
| 296 | $filename = $query->attachedFile ? $query->attachedFile->get_filename() : ''; |
| 297 | $mimeType = $query->attachedFile ? $query->attachedFile->get_mimeType() : null; |
| 298 | $body = array( |
| 299 | 'prompt' => $query->message, |
| 300 | 'n' => $query->maxResults, |
| 301 | 'size' => $resolution, |
| 302 | 'image' => $filename, |
| 303 | 'data' => $extra |
| 304 | ); |
| 305 | if ( !empty( $mimeType ) ) { |
| 306 | $body['mime'] = $mimeType; |
| 307 | } |
| 308 | // 'response_format' => 'b64_json', |
| 309 | if ( !empty( $query->model ) ) { |
| 310 | $body['model'] = $query->model; |
| 311 | } |
| 312 | return $body; |
| 313 | } |
| 314 | else if ( $query instanceof Meow_MWAI_Query_Image ) { |
| 315 | $model = $query->model; |
| 316 | $resolution = !empty( $query->resolution ) ? $query->resolution : '1024x1024'; |
| 317 | $body = array( |
| 318 | "prompt" => $query->message, |
| 319 | "n" => $query->maxResults, |
| 320 | "size" => $resolution, |
| 321 | ); |
| 322 | |
| 323 | // TODO: Let's clean this up; with a better Query Image class. |
| 324 | // https://platform.openai.com/docs/api-reference/images/create#images-create-quality |
| 325 | |
| 326 | if ( $model === 'gpt-image-1' ) { |
| 327 | // If it's GPT Image 1, we need to set the quality and moderation. |
| 328 | $body['model'] = 'gpt-image-1'; |
| 329 | $body['quality'] = 'high'; |
| 330 | $body['moderation'] = 'low'; |
| 331 | } |
| 332 | else { |
| 333 | // If it's DALL-E 3, we need to set the response format. |
| 334 | $body['response_format'] = 'b64_json'; |
| 335 | if ( $model === 'dall-e-3' ) { |
| 336 | $body['model'] = 'dall-e-3'; |
| 337 | } |
| 338 | if ( $model === 'dall-e-3-hd' ) { |
| 339 | $body['model'] = 'dall-e-3'; |
| 340 | $body['quality'] = 'hd'; |
| 341 | } |
| 342 | if ( !empty( $query->style ) && strpos( $model, 'dall-e-3' ) === 0 ) { |
| 343 | $body['style'] = $query->style; |
| 344 | } |
| 345 | } |
| 346 | return $body; |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | protected function build_url( $query, $endpoint = null ) { |
| 351 | $url = ""; |
| 352 | $env = $this->env; |
| 353 | // This endpoint is basically OpenAI or Azure, but in the case this class |
| 354 | // is overriden, we can pass the endpoint directly (for OpenRouter or HuggingFace, for example). |
| 355 | if ( empty( $endpoint ) ) { |
| 356 | if ( $this->envType === 'openai' ) { |
| 357 | $endpoint = apply_filters( 'mwai_openai_endpoint', 'https://api.openai.com/v1', $this->env ); |
| 358 | $this->organizationId = isset( $env['organizationId'] ) ? $env['organizationId'] : null; |
| 359 | } |
| 360 | else if ( $this->envType === 'azure' ) { |
| 361 | $endpoint = isset( $env['endpoint'] ) ? $env['endpoint'] : null; |
| 362 | } |
| 363 | else { |
| 364 | if ( empty( $this->envType ) ) { |
| 365 | throw new Exception( 'Endpoint is not defined, and this envType is not known.' ); |
| 366 | } |
| 367 | throw new Exception( 'Endpoint is not defined, and this envType is not known: ' . $this->envType ); |
| 368 | } |
| 369 | } |
| 370 | // Add the base API to the URL |
| 371 | if ( $query instanceof Meow_MWAI_Query_Text || $query instanceof Meow_MWAI_Query_Feedback ) { |
| 372 | if ( $this->envType === 'azure' ) { |
| 373 | $deployment_name = $this->get_azure_deployment_name( $query->model ); |
| 374 | $url = trailingslashit( $endpoint ) . 'openai/deployments/' . $deployment_name; |
| 375 | $url .= '/chat/completions?' . $this->azureApiVersion; |
| 376 | } |
| 377 | else { |
| 378 | $url .= trailingslashit( $endpoint ) . 'chat/completions'; |
| 379 | } |
| 380 | return $url; |
| 381 | } |
| 382 | else if ( $query instanceof Meow_MWAI_Query_Transcribe ) { |
| 383 | $modeEndpoint = $query->feature === 'translation' ? 'translations' : 'transcriptions'; |
| 384 | $url .= trailingslashit( $endpoint ) . 'audio/' . $modeEndpoint; |
| 385 | return $url; |
| 386 | } |
| 387 | else if ( $query instanceof Meow_MWAI_Query_Embed ) { |
| 388 | $url .= trailingslashit( $endpoint ) . 'embeddings'; |
| 389 | if ( $this->envType === 'azure' ) { |
| 390 | $deployment_name = $this->get_azure_deployment_name( $query->model ); |
| 391 | $url = trailingslashit( $endpoint ) . 'openai/deployments/' . |
| 392 | $deployment_name . '/embeddings?' . $this->azureApiVersion; |
| 393 | } |
| 394 | return $url; |
| 395 | } |
| 396 | else if ( $query instanceof Meow_MWAI_Query_EditImage ) { |
| 397 | $url .= trailingslashit( $endpoint ) . 'images/edits'; |
| 398 | if ( $this->envType === 'azure' ) { |
| 399 | $deployment_name = $this->get_azure_deployment_name( $query->model ); |
| 400 | $url = trailingslashit( $endpoint ) . 'openai/deployments/' . |
| 401 | $deployment_name . '/images/edits?' . $this->azureApiVersion; |
| 402 | } |
| 403 | return $url; |
| 404 | } |
| 405 | else if ( $query instanceof Meow_MWAI_Query_Image ) { |
| 406 | $url .= trailingslashit( $endpoint ) . 'images/generations'; |
| 407 | if ( $this->envType === 'azure' ) { |
| 408 | $deployment_name = $this->get_azure_deployment_name( $query->model ); |
| 409 | $url = trailingslashit( $endpoint ) . 'openai/deployments/' . |
| 410 | $deployment_name . '/images/generations?' . $this->azureApiVersion; |
| 411 | } |
| 412 | return $url; |
| 413 | } |
| 414 | throw new Exception( 'The query is not supported by build_url().' ); |
| 415 | } |
| 416 | |
| 417 | protected function build_headers( $query ) { |
| 418 | if ( $query->apiKey ) { |
| 419 | $this->apiKey = $query->apiKey; |
| 420 | } |
| 421 | if ( empty( $this->apiKey ) ) { |
| 422 | throw new Exception( 'No API Key provided. Please visit the Settings.' ); |
| 423 | } |
| 424 | $headers = array( |
| 425 | 'Content-Type' => 'application/json', |
| 426 | 'Authorization' => 'Bearer ' . $this->apiKey, |
| 427 | ); |
| 428 | if ( $this->organizationId ) { |
| 429 | $headers['OpenAI-Organization'] = $this->organizationId; |
| 430 | } |
| 431 | if ( $this->envType === 'azure' ) { |
| 432 | $headers = array( 'Content-Type' => 'application/json', 'api-key' => $this->apiKey ); |
| 433 | } |
| 434 | return $headers; |
| 435 | } |
| 436 | |
| 437 | protected function build_options( $headers, $json = null, $forms = null, $method = 'POST' ) { |
| 438 | $body = null; |
| 439 | if ( !empty( $forms ) ) { |
| 440 | $boundary = wp_generate_password ( 24, false ); |
| 441 | $headers['Content-Type'] = 'multipart/form-data; boundary=' . $boundary; |
| 442 | $body = $this->build_form_body( $forms, $boundary ); |
| 443 | } |
| 444 | else if ( !empty( $json ) ) { |
| 445 | $body = json_encode( $json ); |
| 446 | } |
| 447 | $options = array( |
| 448 | 'headers' => $headers, |
| 449 | 'method' => $method, |
| 450 | 'timeout' => MWAI_TIMEOUT, |
| 451 | 'body' => $body, |
| 452 | 'sslverify' => false |
| 453 | ); |
| 454 | return $options; |
| 455 | } |
| 456 | // object: "thread.message.delta" |
| 457 | protected function stream_data_handler( $json ) { |
| 458 | $content = null; |
| 459 | |
| 460 | // Get additional data from the JSON |
| 461 | if ( isset( $json['model'] ) ) { |
| 462 | $this->inModel = $json['model']; |
| 463 | } |
| 464 | if ( isset( $json['id'] ) ) { |
| 465 | $this->inId = $json['id']; |
| 466 | |
| 467 | // Send start event if debug mode is enabled |
| 468 | if ( $this->currentDebugMode && $this->streamCallback ) { |
| 469 | $event = Meow_MWAI_Event::status( 'Starting stream...' ) |
| 470 | ->set_metadata( 'model', $this->inModel ) |
| 471 | ->set_metadata( 'id', $this->inId ); |
| 472 | call_user_func( $this->streamCallback, $event ); |
| 473 | } |
| 474 | } |
| 475 | |
| 476 | $object = $json['object'] ?? null; |
| 477 | |
| 478 | if ( $object === 'thread.run' ) { |
| 479 | $this->inThreadId = $json['thread_id']; |
| 480 | if ( $json['status'] === 'failed' ) { |
| 481 | $error = $json['last_error']['message'] ?? 'The run failed.'; |
| 482 | throw new Exception( $error ); |
| 483 | } |
| 484 | } |
| 485 | else if ( $object === 'thread.run.step.delta' ) { |
| 486 | if ( $json['delta']['step_details']['type'] === 'tool_calls' ) { |
| 487 | foreach ( $json['delta']['step_details']['tool_calls'] as $tool_call ) { |
| 488 | $index = $tool_call['index'] ?? null; |
| 489 | $currentStreamToolCall = null; |
| 490 | if ( $index !== null && isset( $this->streamToolCalls[$index] ) ) { |
| 491 | $currentStreamToolCall = &$this->streamToolCalls[$index]; |
| 492 | } |
| 493 | else { |
| 494 | $this->streamToolCalls[] = [ |
| 495 | 'id' => null, |
| 496 | 'type' => null, |
| 497 | 'function' => [ 'name' => "", 'arguments' => "" ], |
| 498 | 'code_interpreter' => [ 'input' => "", 'outputs' => [] ], |
| 499 | ]; |
| 500 | end( $this->streamToolCalls ); |
| 501 | $currentStreamToolCall = &$this->streamToolCalls[ key( $this->streamToolCalls ) ]; |
| 502 | |
| 503 | // Send tool call initiated event |
| 504 | if ( $this->currentDebugMode && $this->streamCallback ) { |
| 505 | $event = Meow_MWAI_Event::status( 'Initiating tool call...' ); |
| 506 | call_user_func( $this->streamCallback, $event ); |
| 507 | } |
| 508 | } |
| 509 | if ( !empty( $tool_call['id'] ) ) { |
| 510 | $currentStreamToolCall['id'] = $tool_call['id']; |
| 511 | } |
| 512 | if ( !empty( $tool_call['type'] ) ) { |
| 513 | $currentStreamToolCall['type'] = $tool_call['type']; |
| 514 | } |
| 515 | if ( isset( $tool_call['function'] ) ) { |
| 516 | $function = $tool_call['function']; |
| 517 | if ( isset( $function['name'] ) ) { |
| 518 | $currentStreamToolCall['function']['name'] .= $function['name']; |
| 519 | } |
| 520 | if ( isset( $function['arguments'] ) ) { |
| 521 | $currentStreamToolCall['function']['arguments'] .= $function['arguments']; |
| 522 | } |
| 523 | } |
| 524 | if ( isset( $tool_call['code_interpreter'] ) ) { |
| 525 | $code_interpreter = $tool_call['code_interpreter']; |
| 526 | if ( isset( $code_interpreter['input'] ) ) { |
| 527 | $currentStreamToolCall['code_interpreter']['input'] .= $code_interpreter['input']; |
| 528 | } |
| 529 | if ( isset( $code_interpreter['outputs'] ) ) { |
| 530 | $currentStreamToolCall['code_interpreter']['outputs'] = $code_interpreter['outputs']; |
| 531 | } |
| 532 | } |
| 533 | $this->streamLastMessage['tool_calls'] = $this->streamToolCalls; |
| 534 | } |
| 535 | } |
| 536 | } |
| 537 | else if ( $object === 'thread.message.delta' ) { |
| 538 | $delta = $json['delta']['content'][0] ?? null; |
| 539 | if ( $delta ) { |
| 540 | switch ( $delta['type'] ?? null ) { |
| 541 | case 'text': |
| 542 | if ( !empty( $delta['value'] ) && is_string( $delta['value'] ) ) { |
| 543 | $content = $delta['value']; |
| 544 | } |
| 545 | else if ( !empty( $delta['text'] ) && is_string( $delta['text'] ) ) { |
| 546 | $content = $delta['text']; |
| 547 | } |
| 548 | else if ( !empty( $delta['text'] ) && is_array( $delta['text'] ) ) { |
| 549 | $text = $delta['text']; |
| 550 | if ( !empty( $text['annotations'] ) ) { |
| 551 | $this->streamAnnotations = array_merge( $this->streamAnnotations, $text['annotations'] ); |
| 552 | } |
| 553 | if ( isset( $text['value'] ) ) { |
| 554 | $content = $text['value']; |
| 555 | } |
| 556 | } |
| 557 | else { |
| 558 | error_log( 'AI Engine: Unknown text format: ' . json_encode( $delta ) ); |
| 559 | } |
| 560 | break; |
| 561 | case 'image': |
| 562 | $content = $delta['url']; |
| 563 | break; |
| 564 | case 'image_file': |
| 565 | $fileId = $delta['image_file']['file_id']; |
| 566 | $content = "<!-- IMG #" . $fileId . " -->"; |
| 567 | $this->streamImageIds[] = $fileId; |
| 568 | break; |
| 569 | case 'function_call': |
| 570 | if ( empty( $this->streamFunctionCall ) ) { |
| 571 | $this->streamFunctionCall = [ 'name' => "", 'arguments' => [] ]; |
| 572 | } |
| 573 | $this->streamFunctionCall['name'] = $delta['function_call']['name'] ?? $this->streamFunctionCall['name']; |
| 574 | if ( isset( $delta['function_call']['arguments'] ) ) { |
| 575 | $args = json_decode( $delta['function_call']['arguments'], true ); |
| 576 | $this->streamFunctionCall['arguments'] = $args ?? []; |
| 577 | } |
| 578 | break; |
| 579 | case 'tool_call': |
| 580 | $tool_call = $delta['tool_call']; |
| 581 | $index = $tool_call['index'] ?? null; |
| 582 | $currentStreamToolCall = null; |
| 583 | if ( $index !== null && isset( $this->streamToolCalls[$index] ) ) { |
| 584 | $currentStreamToolCall = &$this->streamToolCalls[$index]; |
| 585 | } |
| 586 | else { |
| 587 | $this->streamToolCalls[] = [ |
| 588 | 'id' => null, |
| 589 | 'type' => null, |
| 590 | 'function' => [ 'name' => "", 'arguments' => "" ] |
| 591 | ]; |
| 592 | end( $this->streamToolCalls ); |
| 593 | $currentStreamToolCall = &$this->streamToolCalls[ key( $this->streamToolCalls ) ]; |
| 594 | } |
| 595 | break; |
| 596 | } |
| 597 | } |
| 598 | } |
| 599 | else if ( $object === 'thread.run.step' ) { |
| 600 | //$type = $json['step']; |
| 601 | // Could be tool_calls, means an OpenAI Assistant is doing something. |
| 602 | } |
| 603 | else { |
| 604 | if ( isset( $json['choices'][0]['text'] ) ) { |
| 605 | $content = $json['choices'][0]['text']; |
| 606 | } |
| 607 | else if ( isset( $json['choices'][0]['delta']['content'] ) ) { |
| 608 | $content = $json['choices'][0]['delta']['content']; |
| 609 | } |
| 610 | else if ( isset( $json['choices'][0]['delta']['function_call'] ) ) { |
| 611 | if ( empty( $this->streamFunctionCall ) ) { |
| 612 | $this->streamFunctionCall = [ 'name' => "", 'arguments' => [] ]; |
| 613 | } |
| 614 | $this->streamFunctionCall['name'] = $json['choices'][0]['delta']['function_call']['name'] ?? $this->streamFunctionCall['name']; |
| 615 | if ( isset( $json['choices'][0]['delta']['function_call']['arguments'] ) ) { |
| 616 | $args = json_decode( $json['choices'][0]['delta']['function_call']['arguments'], true ); |
| 617 | $this->streamFunctionCall['arguments'] = $args ?? []; |
| 618 | } |
| 619 | } |
| 620 | else if ( isset( $json['choices'][0]['delta']['tool_calls'] ) ) { |
| 621 | foreach ( $json['choices'][0]['delta']['tool_calls'] as $tool_call ) { |
| 622 | $index = $tool_call['index'] ?? null; |
| 623 | $currentStreamToolCall = null; |
| 624 | if ( $index !== null && isset( $this->streamToolCalls[$index] ) ) { |
| 625 | $currentStreamToolCall = &$this->streamToolCalls[$index]; |
| 626 | } |
| 627 | else { |
| 628 | $this->streamToolCalls[] = [ |
| 629 | 'id' => null, |
| 630 | 'type' => null, |
| 631 | 'function' => [ 'name' => "", 'arguments' => "" ] |
| 632 | ]; |
| 633 | end( $this->streamToolCalls ); |
| 634 | $currentStreamToolCall = &$this->streamToolCalls[ key( $this->streamToolCalls ) ]; |
| 635 | } |
| 636 | if ( !empty( $tool_call['id'] ) ) { |
| 637 | $currentStreamToolCall['id'] = $tool_call['id']; |
| 638 | } |
| 639 | if ( !empty( $tool_call['type'] ) ) { |
| 640 | $currentStreamToolCall['type'] = $tool_call['type']; |
| 641 | } |
| 642 | if ( isset( $tool_call['function'] ) ) { |
| 643 | $function = $tool_call['function']; |
| 644 | if ( isset( $function['name'] ) ) { |
| 645 | $currentStreamToolCall['function']['name'] .= $function['name']; |
| 646 | } |
| 647 | if ( isset( $function['arguments'] ) ) { |
| 648 | $currentStreamToolCall['function']['arguments'] .= $function['arguments']; |
| 649 | } |
| 650 | } |
| 651 | $this->streamLastMessage['tool_calls'] = $this->streamToolCalls; |
| 652 | } |
| 653 | } |
| 654 | else if ( isset( $json['choices'][0]['delta']['role'] ) ) { |
| 655 | $this->streamLastMessage = [ |
| 656 | 'role' => $json['choices'][0]['delta']['role'], |
| 657 | 'content' => null |
| 658 | ]; |
| 659 | } |
| 660 | } |
| 661 | |
| 662 | $usage = $json['usage'] ?? []; |
| 663 | if ( isset( $usage['prompt_tokens'], $usage['completion_tokens'] ) ) { |
| 664 | $this->streamInTokens = (int)$usage['prompt_tokens']; |
| 665 | $this->streamOutTokens = (int)$usage['completion_tokens']; |
| 666 | |
| 667 | if ( isset($usage['cost'] ) ) { |
| 668 | $this->streamCost = (float)$usage['cost']; |
| 669 | } |
| 670 | } |
| 671 | |
| 672 | // If content is an array, let's try to convert it into a string. Normally, there would be a 'value' key. |
| 673 | if ( is_array( $content ) ) { |
| 674 | if ( isset( $content['value'] ) ) { |
| 675 | $content = $content['value']; |
| 676 | } |
| 677 | else { |
| 678 | throw new Exception( 'AI Engine: Could not read this: ' . json_encode( $content ) ); |
| 679 | } |
| 680 | } |
| 681 | |
| 682 | // Avoid some endings |
| 683 | $endings = [ "", "</s>" ]; |
| 684 | if ( in_array( $content, $endings ) ) { |
| 685 | $content = null; |
| 686 | } |
| 687 | |
| 688 | return ( $content === '0' || !empty( $content ) ) ? $content : null; |
| 689 | } |
| 690 | |
| 691 | public function run( $query, $streamCallback = null, $maxDepth = 5 ) { |
| 692 | if ( $streamCallback ) { |
| 693 | // Disable streaming only for "o1" (as December 2024, it works for preview and mini) |
| 694 | if ( $query->model === 'o1' ) { |
| 695 | $streamCallback = null; |
| 696 | } |
| 697 | } |
| 698 | return parent::run( $query, $streamCallback, $maxDepth ); |
| 699 | } |
| 700 | |
| 701 | public function run_query( $url, $options, $isStream = false ) { |
| 702 | try { |
| 703 | $options['stream'] = $isStream; |
| 704 | if ( $isStream ) { |
| 705 | $options['filename'] = tempnam( sys_get_temp_dir(), 'mwai-stream-' ); |
| 706 | } |
| 707 | $res = wp_remote_get( $url, $options ); |
| 708 | |
| 709 | if ( is_wp_error( $res ) ) { |
| 710 | throw new Exception( $res->get_error_message() ); |
| 711 | } |
| 712 | |
| 713 | $responseCode = wp_remote_retrieve_response_code( $res ); |
| 714 | if ( $responseCode === 404 ) { |
| 715 | throw new Exception( 'The model\'s API URL was not found: ' . $url ); |
| 716 | } |
| 717 | else if ( $responseCode === 400 ) { |
| 718 | $message = wp_remote_retrieve_body( $res ); |
| 719 | if ( empty( $message ) ) { |
| 720 | $message = wp_remote_retrieve_response_message( $res ); |
| 721 | } |
| 722 | if ( empty( $message ) ) { |
| 723 | $message = 'Bad Request'; |
| 724 | } |
| 725 | throw new Exception( $message ); |
| 726 | } |
| 727 | else if ( $responseCode === 500 ) { |
| 728 | $message = wp_remote_retrieve_body( $res ); |
| 729 | if ( empty( $message ) ) { |
| 730 | $message = wp_remote_retrieve_response_message( $res ); |
| 731 | } |
| 732 | if ( empty( $message ) ) { |
| 733 | $message = 'Internal Server Error'; |
| 734 | } |
| 735 | throw new Exception( $message ); |
| 736 | } |
| 737 | |
| 738 | if ( $isStream ) { |
| 739 | return [ 'stream' => true ]; |
| 740 | } |
| 741 | |
| 742 | $response = wp_remote_retrieve_body( $res ); |
| 743 | $headersRes = wp_remote_retrieve_headers( $res ); |
| 744 | $headers = $headersRes->getAll(); |
| 745 | |
| 746 | // Check if Content-Type is 'multipart/form-data' or 'text/plain' |
| 747 | // If so, we don't need to decode the response |
| 748 | $normalizedHeaders = array_change_key_case( $headers, CASE_LOWER ); |
| 749 | $resContentType = $normalizedHeaders['content-type'] ?? ''; |
| 750 | if ( strpos( $resContentType, 'multipart/form-data' ) !== false || strpos( $resContentType, 'text/plain' ) !== false ) { |
| 751 | return [ 'stream' => false, 'headers' => $headers, 'data' => $response ]; |
| 752 | } |
| 753 | |
| 754 | $data = json_decode( $response, true ); |
| 755 | $this->handle_response_errors( $data ); |
| 756 | return [ 'headers' => $headers, 'data' => $data ]; |
| 757 | } |
| 758 | catch ( Exception $e ) { |
| 759 | $service = $this->get_service_name(); |
| 760 | Meow_MWAI_Logging::error( "$service: " . $e->getMessage() ); |
| 761 | throw $e; |
| 762 | } |
| 763 | finally { |
| 764 | if ( $isStream && file_exists( $options['filename'] ) ) { |
| 765 | unlink( $options['filename'] ); |
| 766 | } |
| 767 | } |
| 768 | } |
| 769 | |
| 770 | private function get_audio( $url ) { |
| 771 | require_once( ABSPATH . 'wp-admin/includes/media.php' ); |
| 772 | $tmpFile = tempnam( sys_get_temp_dir(), 'audio_' ); |
| 773 | file_put_contents( $tmpFile, file_get_contents( $url ) ); |
| 774 | $length = null; |
| 775 | $metadata = wp_read_audio_metadata( $tmpFile ); |
| 776 | if ( isset( $metadata['length'] ) ) { |
| 777 | $length = $metadata['length']; |
| 778 | } |
| 779 | $data = file_get_contents( $tmpFile ); |
| 780 | unlink( $tmpFile ); |
| 781 | return [ 'data' => $data, 'length' => $length ]; |
| 782 | } |
| 783 | |
| 784 | public function run_transcribe_query( $query ) { |
| 785 | // TODO: This function currently only supports the URL method. |
| 786 | // But as with Vision, we should support the file upload method too. |
| 787 | $attachedFile = $query->attachedFile ?? null; |
| 788 | $audioUrl = $query->url ?? null; |
| 789 | if ( $attachedFile ) { |
| 790 | $audioUrl = $attachedFile->get_url(); |
| 791 | $query->set_url( $audioUrl ); |
| 792 | } |
| 793 | if ( !filter_var( $audioUrl, FILTER_VALIDATE_URL ) ) { |
| 794 | throw new Exception( 'Invalid URL for transcription.' ); |
| 795 | } |
| 796 | |
| 797 | $audioData = $this->get_audio( $audioUrl ); |
| 798 | $body = $this->build_body( $query, null, $audioData['data'] ); |
| 799 | $url = $this->build_url( $query ); |
| 800 | $headers = $this->build_headers( $query ); |
| 801 | $options = $this->build_options( $headers, null, $body ); |
| 802 | |
| 803 | // Perform the request |
| 804 | try { |
| 805 | $res = $this->run_query( $url, $options ); |
| 806 | $data = $res['data']; |
| 807 | if ( empty( $data ) ) { |
| 808 | throw new Exception( 'Invalid data for transcription.' ); |
| 809 | } |
| 810 | $usage = $this->core->record_audio_usage( $query->model, $audioData['length'] ); |
| 811 | $reply = new Meow_MWAI_Reply( $query ); |
| 812 | $reply->set_usage( $usage ); |
| 813 | $reply->set_choices( $data ); |
| 814 | return $reply; |
| 815 | } |
| 816 | catch ( Exception $e ) { |
| 817 | $service = $this->get_service_name(); |
| 818 | Meow_MWAI_Logging::error( "$service: " . $e->getMessage() ); |
| 819 | throw new Exception( "$service: " . $e->getMessage() ); |
| 820 | } |
| 821 | } |
| 822 | |
| 823 | public function run_embedding_query( $query ) { |
| 824 | $body = $this->build_body( $query ); |
| 825 | $url = $this->build_url( $query ); |
| 826 | $headers = $this->build_headers( $query ); |
| 827 | $options = $this->build_options( $headers, $body ); |
| 828 | |
| 829 | try { |
| 830 | $res = $this->run_query( $url, $options ); |
| 831 | $data = $res['data']; |
| 832 | if ( empty( $data ) || !isset( $data['data'] ) ) { |
| 833 | throw new Exception( 'Invalid data for embedding.' ); |
| 834 | } |
| 835 | $usage = $data['usage']; |
| 836 | $this->core->record_tokens_usage( $query->model, $usage['prompt_tokens'] ); |
| 837 | $reply = new Meow_MWAI_Reply( $query ); |
| 838 | $reply->set_usage( $usage ); |
| 839 | $reply->set_choices( $data['data'] ); |
| 840 | return $reply; |
| 841 | } |
| 842 | catch ( Exception $e ) { |
| 843 | $message = $e->getMessage(); |
| 844 | $error = $this->try_decode_error( $message ); |
| 845 | if ( !is_null( $error ) ) { |
| 846 | $message = $error; |
| 847 | } |
| 848 | $service = $this->get_service_name(); |
| 849 | Meow_MWAI_Logging::error( "$service: " . $message ); |
| 850 | throw new Exception( "$service: " . $message ); |
| 851 | } |
| 852 | } |
| 853 | |
| 854 | public function try_decode_error( $data ) { |
| 855 | $json = json_decode( $data, true ); |
| 856 | if ( isset( $json['error']['message'] ) ) { |
| 857 | return $json['error']['message']; |
| 858 | } |
| 859 | return null; |
| 860 | } |
| 861 | |
| 862 | protected function finalize_choices( $choices, $responseData, $query ) { |
| 863 | return $choices; |
| 864 | } |
| 865 | |
| 866 | public function run_completion_query( $query, $streamCallback = null ) : Meow_MWAI_Reply { |
| 867 | $isStreaming = !is_null( $streamCallback ); |
| 868 | |
| 869 | // Initialize debug mode |
| 870 | $this->init_debug_mode( $query ); |
| 871 | |
| 872 | if ( $isStreaming ) { |
| 873 | $this->streamCallback = $streamCallback; |
| 874 | add_action( 'http_api_curl', [ $this, 'stream_handler' ], 10, 3 ); |
| 875 | } |
| 876 | |
| 877 | $this->reset_stream(); |
| 878 | $body = $this->build_body( $query, $streamCallback ); |
| 879 | $url = $this->build_url( $query ); |
| 880 | $headers = $this->build_headers( $query ); |
| 881 | $options = $this->build_options( $headers, $body ); |
| 882 | |
| 883 | try { |
| 884 | $res = $this->run_query( $url, $options, $streamCallback ); |
| 885 | $reply = new Meow_MWAI_Reply( $query ); |
| 886 | |
| 887 | $returned_id = null; |
| 888 | $returned_model = $this->inModel; |
| 889 | $returned_in_tokens = null; |
| 890 | $returned_out_tokens = null; |
| 891 | $returned_price = null; |
| 892 | $returned_choices = []; |
| 893 | |
| 894 | // Streaming Mode |
| 895 | if ( $isStreaming ) { |
| 896 | if ( empty( $this->streamContent ) ) { |
| 897 | $error = $this->try_decode_error( $this->streamBuffer ); |
| 898 | if ( !is_null( $error ) ) { |
| 899 | throw new Exception( $error ); |
| 900 | } |
| 901 | } |
| 902 | $returned_id = $this->inId; |
| 903 | $returned_model = $this->inModel ? $this->inModel : $query->model; |
| 904 | $message = [ 'role' => 'assistant', 'content' => $this->streamContent ]; |
| 905 | if ( !empty( $this->streamFunctionCall ) ) { |
| 906 | $message['function_call'] = $this->streamFunctionCall; |
| 907 | } |
| 908 | if ( !empty( $this->streamToolCalls ) ) { |
| 909 | $message['tool_calls'] = $this->streamToolCalls; |
| 910 | } |
| 911 | if ( !is_null( $this->streamInTokens ) ) { |
| 912 | $returned_in_tokens = $this->streamInTokens; |
| 913 | } |
| 914 | if ( !is_null( $this->streamOutTokens ) ) { |
| 915 | $returned_out_tokens = $this->streamOutTokens; |
| 916 | } |
| 917 | if ( !is_null( $this->streamCost ) ) { |
| 918 | $returned_price = $this->streamCost; |
| 919 | } |
| 920 | $returned_choices = [ [ 'message' => $message ] ]; |
| 921 | $returned_choices = $this->finalize_choices( $returned_choices, null, $query ); |
| 922 | } |
| 923 | // Standard Mode |
| 924 | else { |
| 925 | $data = $res['data']; |
| 926 | if ( empty( $data ) ) { |
| 927 | throw new Exception( 'No content received (res is null).' ); |
| 928 | } |
| 929 | if ( !$data['model'] ) { |
| 930 | $service = $this->get_service_name(); |
| 931 | Meow_MWAI_Logging::error( "$service: Invalid response (no model information)." ); |
| 932 | Meow_MWAI_Logging::error( print_r( $data, 1 ) ); |
| 933 | throw new Exception( 'Invalid response (no model information).' ); |
| 934 | } |
| 935 | $returned_id = $data['id']; |
| 936 | $returned_model = $data['model']; |
| 937 | $usage = $data['usage'] ?? []; |
| 938 | $returned_in_tokens = $usage['prompt_tokens'] ?? null; |
| 939 | $returned_out_tokens = $usage['completion_tokens'] ?? null; |
| 940 | $returned_price = $usage['total_cost'] ?? $usage['cost'] ?? null; |
| 941 | $returned_choices = $data['choices']; |
| 942 | $returned_choices = $this->finalize_choices( $returned_choices, $data, $query ); |
| 943 | } |
| 944 | |
| 945 | // Set the results. |
| 946 | $reply->set_choices( $returned_choices ); |
| 947 | if ( !empty( $returned_id ) ) { |
| 948 | $reply->set_id( $returned_id ); |
| 949 | } |
| 950 | if ( !empty( $returned_id ) ) { |
| 951 | $reply->set_id( $returned_id ); |
| 952 | } |
| 953 | |
| 954 | // Handle tokens. |
| 955 | $this->handle_tokens_usage( $reply, $query, $returned_model, |
| 956 | $returned_in_tokens, $returned_out_tokens, $returned_price |
| 957 | ); |
| 958 | |
| 959 | return $reply; |
| 960 | } |
| 961 | catch ( Exception $e ) { |
| 962 | $service = $this->get_service_name(); |
| 963 | Meow_MWAI_Logging::error( "$service: " . $e->getMessage() ); |
| 964 | $message = "$service: " . $e->getMessage(); |
| 965 | throw new Exception( $message ); |
| 966 | } |
| 967 | finally { |
| 968 | if ( !is_null( $streamCallback ) ) { |
| 969 | remove_action( 'http_api_curl', [ $this, 'stream_handler' ] ); |
| 970 | } |
| 971 | } |
| 972 | } |
| 973 | |
| 974 | public function handle_tokens_usage( $reply, $query, $returned_model, |
| 975 | $returned_in_tokens, $returned_out_tokens, $returned_price = null ) { |
| 976 | $returned_in_tokens = !is_null( $returned_in_tokens ) ? $returned_in_tokens : |
| 977 | $reply->get_in_tokens( $query ); |
| 978 | $returned_out_tokens = !is_null( $returned_out_tokens ) ? $returned_out_tokens : |
| 979 | $reply->get_out_tokens(); |
| 980 | $returned_price = !is_null( $returned_price ) ? $returned_price : |
| 981 | $reply->get_price(); |
| 982 | $usage = $this->core->record_tokens_usage( |
| 983 | $returned_model, |
| 984 | $returned_in_tokens, |
| 985 | $returned_out_tokens, |
| 986 | $returned_price |
| 987 | ); |
| 988 | $reply->set_usage( $usage ); |
| 989 | } |
| 990 | |
| 991 | // Request to DALL-E API |
| 992 | public function run_image_query( $query ) { |
| 993 | $body = $this->build_body( $query ); |
| 994 | $url = $this->build_url( $query ); |
| 995 | $headers = $this->build_headers( $query ); |
| 996 | $options = $this->build_options( $headers, $body ); |
| 997 | |
| 998 | try { |
| 999 | $res = $this->run_query( $url, $options ); |
| 1000 | $data = $res['data']; |
| 1001 | $choices = []; |
| 1002 | $choices = $data['data']; |
| 1003 | $reply = new Meow_MWAI_Reply( $query ); |
| 1004 | $model = $query->model; |
| 1005 | $resolution = !empty( $query->resolution ) ? $query->resolution : '1024x1024'; |
| 1006 | $usage = $this->core->record_images_usage( $model, $resolution, $query->maxResults ); |
| 1007 | $reply->set_usage( $usage ); |
| 1008 | $reply->set_choices( $choices ); |
| 1009 | $reply->set_type( 'images' ); |
| 1010 | |
| 1011 | if ( $query->localDownload === 'uploads' || $query->localDownload === 'library' ) { |
| 1012 | foreach ( $reply->results as &$result ) { |
| 1013 | $fileId = $this->core->files->upload_file( $result, null, 'generated', [ |
| 1014 | 'query_envId' => $query->envId, |
| 1015 | 'query_session' => $query->session, |
| 1016 | 'query_model' => $query->model, |
| 1017 | ], $query->envId, $query->localDownload, $query->localDownloadExpiry ); |
| 1018 | $fileUrl = $this->core->files->get_url( $fileId ); |
| 1019 | $result = $fileUrl; |
| 1020 | } |
| 1021 | } |
| 1022 | $reply->result = $reply->results[0]; |
| 1023 | return $reply; |
| 1024 | } |
| 1025 | catch ( Exception $e ) { |
| 1026 | $service = $this->get_service_name(); |
| 1027 | Meow_MWAI_Logging::error( "$service: " . $e->getMessage() ); |
| 1028 | throw new Exception( "$service: " . $e->getMessage() ); |
| 1029 | } |
| 1030 | } |
| 1031 | |
| 1032 | public function run_editimage_query( $query ) { |
| 1033 | if ( empty( $query->attachedFile ) ) { |
| 1034 | throw new Exception( 'No image provided for editing.' ); |
| 1035 | } |
| 1036 | // Ensure the model supports image editing |
| 1037 | $modelInfo = $this->retrieve_model_info( $query->model ); |
| 1038 | if ( empty( $modelInfo['tags'] ) || !in_array( 'image-edit', $modelInfo['tags'] ) ) { |
| 1039 | throw new Exception( 'The model ' . $query->model . ' does not support image editing.' ); |
| 1040 | } |
| 1041 | $imageData = $query->attachedFile->get_data(); |
| 1042 | $body = $this->build_body( $query, null, $imageData ); |
| 1043 | $url = $this->build_url( $query ); |
| 1044 | $headers = $this->build_headers( $query ); |
| 1045 | $options = $this->build_options( $headers, null, $body ); |
| 1046 | |
| 1047 | try { |
| 1048 | $res = $this->run_query( $url, $options ); |
| 1049 | $data = $res['data']; |
| 1050 | $choices = $data['data']; |
| 1051 | $reply = new Meow_MWAI_Reply( $query ); |
| 1052 | $model = $query->model; |
| 1053 | $resolution = !empty( $query->resolution ) ? $query->resolution : '1024x1024'; |
| 1054 | $usage = $this->core->record_images_usage( $model, $resolution, $query->maxResults ); |
| 1055 | $reply->set_usage( $usage ); |
| 1056 | $reply->set_choices( $choices ); |
| 1057 | $reply->set_type( 'images' ); |
| 1058 | $reply->result = $reply->results[0]; |
| 1059 | return $reply; |
| 1060 | } |
| 1061 | catch ( Exception $e ) { |
| 1062 | $service = $this->get_service_name(); |
| 1063 | Meow_MWAI_Logging::error( "$service: " . $e->getMessage() ); |
| 1064 | throw new Exception( "$service: " . $e->getMessage() ); |
| 1065 | } |
| 1066 | } |
| 1067 | |
| 1068 | /* |
| 1069 | This is the rest of the OpenAI API support, not related to the models directly. |
| 1070 | */ |
| 1071 | |
| 1072 | // Check if there are errors in the response from OpenAI, and throw an exception if so. |
| 1073 | protected function handle_response_errors( $data ) { |
| 1074 | if ( isset( $data['error'] ) && !empty( $data['error'] ) ) { |
| 1075 | $message = $data['error']['message']; |
| 1076 | if ( preg_match( '/API key provided(: .*)\./', $message, $matches ) ) { |
| 1077 | $message = str_replace( $matches[1], '', $message ); |
| 1078 | } |
| 1079 | throw new Exception( $message ); |
| 1080 | } |
| 1081 | } |
| 1082 | |
| 1083 | public function list_files( $purposeFilter = null ) |
| 1084 | { |
| 1085 | if ( empty( $purposeFilter ) ) { |
| 1086 | return $this->execute( 'GET', '/files' ); |
| 1087 | } |
| 1088 | return $this->execute( 'GET', '/files', [ 'purpose' => $purposeFilter ] ); |
| 1089 | } |
| 1090 | |
| 1091 | static function get_suffix_for_model($model) |
| 1092 | { |
| 1093 | // Legacy fine-tuned models |
| 1094 | preg_match( "/:([a-zA-Z0-9\-]{1,40})-([0-9]{4})-([0-9]{2})-([0-9]{2})/", $model, $matches); |
| 1095 | if ( count( $matches ) > 0 ) { |
| 1096 | return $matches[1]; |
| 1097 | } |
| 1098 | |
| 1099 | // New fine-tuned models |
| 1100 | preg_match("/:([^:]+)(?=:[^:]+$)/", $model, $matches); |
| 1101 | if (count($matches) > 0) { |
| 1102 | return $matches[1]; |
| 1103 | } |
| 1104 | |
| 1105 | return 'N/A'; |
| 1106 | } |
| 1107 | |
| 1108 | static function get_model_without_release_date( $model ) |
| 1109 | { |
| 1110 | if ( empty( $model ) ) { |
| 1111 | return null; |
| 1112 | } |
| 1113 | return preg_replace( '/-\d{4}-\d{2}-\d{2}$/', '', $model ); |
| 1114 | } |
| 1115 | |
| 1116 | public function list_deleted_finetunes( $envId = null, $legacy = false ) |
| 1117 | { |
| 1118 | $finetunes = $this->list_finetunes( $legacy ); |
| 1119 | $deleted = []; |
| 1120 | |
| 1121 | foreach ( $finetunes as $finetune ) { |
| 1122 | $name = $finetune['model']; |
| 1123 | $isSucceeded = $finetune['status'] === 'succeeded'; |
| 1124 | if ( $isSucceeded ) { |
| 1125 | try { |
| 1126 | $finetune = $this->get_model( $name ); |
| 1127 | } |
| 1128 | catch ( Exception $e ) { |
| 1129 | $deleted[] = $name; |
| 1130 | } |
| 1131 | } |
| 1132 | } |
| 1133 | if ( $legacy ) { |
| 1134 | $this->core->update_ai_env( $this->envId, 'legacy_finetunes_deleted', $deleted ); |
| 1135 | } |
| 1136 | else { |
| 1137 | $this->core->update_ai_env( $this->envId, 'finetunes_deleted', $deleted ); |
| 1138 | } |
| 1139 | return $deleted; |
| 1140 | } |
| 1141 | |
| 1142 | // TODO: This was used to retrieve the fine-tuned models, but not sure this is how we should |
| 1143 | // retrieve all the models since Summer 2023, let's see! WIP. |
| 1144 | public function list_finetunes( $legacy = false ) |
| 1145 | { |
| 1146 | if ( $legacy ) { |
| 1147 | $res = $this->execute( 'GET', '/fine-tunes' ); |
| 1148 | } |
| 1149 | else { |
| 1150 | $res = $this->execute( 'GET', '/fine_tuning/jobs' ); |
| 1151 | } |
| 1152 | $finetunes = $res['data']; |
| 1153 | |
| 1154 | // Add suffix |
| 1155 | $finetunes = array_map( function ( $finetune ) { |
| 1156 | if ( isset( $finetune['user_provided_suffix'] ) ) { |
| 1157 | $finetune['suffix'] = $finetune['user_provided_suffix']; |
| 1158 | } |
| 1159 | else { |
| 1160 | $finetune['suffix'] = SELF::get_suffix_for_model( $finetune['fine_tuned_model'] ); |
| 1161 | } |
| 1162 | $finetune['createdOn'] = date( 'Y-m-d H:i:s', $finetune['created_at'] ) . ' UTC'; |
| 1163 | if ( isset( $finetune['estimated_finish'] ) ) { |
| 1164 | $finetune['estimatedOn'] = date( 'Y-m-d H:i:s', $finetune['estimated_finish'] ) . ' UTC'; |
| 1165 | } |
| 1166 | else { |
| 1167 | $finetune['estimatedOn'] = null; |
| 1168 | } |
| 1169 | //$finetune['updatedOn'] = date( 'Y-m-d H:i:s', $finetune['updated_at'] ); |
| 1170 | $finetune['base_model'] = $finetune['model']; |
| 1171 | $finetune['model'] = $finetune['fine_tuned_model']; |
| 1172 | unset( $finetune['object'] ); |
| 1173 | unset( $finetune['hyperparams'] ); |
| 1174 | unset( $finetune['result_files'] ); |
| 1175 | unset( $finetune['training_files'] ); |
| 1176 | unset( $finetune['validation_files'] ); |
| 1177 | unset( $finetune['created_at'] ); |
| 1178 | unset( $finetune['updated_at'] ); |
| 1179 | unset( $finetune['fine_tuned_model'] ); |
| 1180 | return $finetune; |
| 1181 | }, $finetunes); |
| 1182 | |
| 1183 | usort( $finetunes, function ( $a, $b ) { |
| 1184 | return strtotime( $b['createdOn'] ) - strtotime( $a['createdOn'] ); |
| 1185 | }); |
| 1186 | |
| 1187 | if ( $legacy ) { |
| 1188 | $this->core->update_ai_env( $this->envId, 'legacy_finetunes', $finetunes ); |
| 1189 | } |
| 1190 | else { |
| 1191 | $this->core->update_ai_env( $this->envId, 'finetunes', $finetunes ); |
| 1192 | } |
| 1193 | |
| 1194 | return $finetunes; |
| 1195 | } |
| 1196 | |
| 1197 | public function moderate( $input ) { |
| 1198 | $result = $this->execute('POST', '/moderations', [ |
| 1199 | 'input' => $input |
| 1200 | ]); |
| 1201 | return $result; |
| 1202 | } |
| 1203 | |
| 1204 | public function upload_file( $filename, $data, $purpose = 'fine-tune' ) |
| 1205 | { |
| 1206 | $result = $this->execute('POST', '/files', null, [ |
| 1207 | 'purpose' => $purpose, |
| 1208 | 'data' => $data, |
| 1209 | 'file' => $filename |
| 1210 | ] ); |
| 1211 | return $result; |
| 1212 | } |
| 1213 | |
| 1214 | public function create_vector_store( $name = null, $expiry = null, $metadata = null ) { |
| 1215 | $body = [ |
| 1216 | 'name' => !empty( $name ) ? $name : 'default', |
| 1217 | 'metadata' => $metadata |
| 1218 | ]; |
| 1219 | if ( $expiry !== 'never' ) { |
| 1220 | if ( is_string( $expiry ) ) { |
| 1221 | error_log( 'AI Engine: Expiry is a string, setting it to 7 days.' ); |
| 1222 | $expiry = 7; |
| 1223 | } |
| 1224 | $expiryInDays = $expiry ? max( 1, ceil( (int)$expiry / 86400 ) ) : 7; |
| 1225 | if ( $expiry && is_numeric( $expiry ) ) { |
| 1226 | $body['expires_after'] = [ |
| 1227 | 'anchor' => 'last_active_at', |
| 1228 | 'days' => $expiryInDays |
| 1229 | ]; |
| 1230 | } |
| 1231 | } |
| 1232 | $result = $this->execute( 'POST', '/vector_stores', $body, null, true, [ 'OpenAI-Beta' => 'assistants=v2' ] ); |
| 1233 | return $result['id']; |
| 1234 | } |
| 1235 | |
| 1236 | public function get_vector_store( $vectorStoreId ) { |
| 1237 | return $this->execute( 'GET', '/vector_stores/' . $vectorStoreId, null, null, true, [ 'OpenAI-Beta' => 'assistants=v2' ] ); |
| 1238 | } |
| 1239 | |
| 1240 | public function add_vector_store_file( $vectorStoreId, $fileId ) { |
| 1241 | $result = $this->execute( 'POST', '/vector_stores/' . $vectorStoreId . '/files', [ |
| 1242 | 'file_id' => $fileId |
| 1243 | ], null, true, [ 'OpenAI-Beta' => 'assistants=v2' ] ); |
| 1244 | return $result['id']; |
| 1245 | |
| 1246 | } |
| 1247 | |
| 1248 | public function delete_file( $fileId ) |
| 1249 | { |
| 1250 | return $this->execute( 'DELETE', '/files/' . $fileId ); |
| 1251 | } |
| 1252 | |
| 1253 | public function get_model( $modelId ) |
| 1254 | { |
| 1255 | return $this->execute( 'GET', '/models/' . $modelId ); |
| 1256 | } |
| 1257 | |
| 1258 | public function cancel_finetune( $fineTuneId ) |
| 1259 | { |
| 1260 | return $this->execute( 'POST', '/fine-tunes/' . $fineTuneId . '/cancel' ); |
| 1261 | } |
| 1262 | |
| 1263 | public function delete_finetune( $modelId ) |
| 1264 | { |
| 1265 | return $this->execute( 'DELETE', '/models/' . $modelId ); |
| 1266 | } |
| 1267 | |
| 1268 | public function download_file( $fileId, $newFile = null ) { |
| 1269 | $fileInfo = $this->execute( 'GET', '/files/' . $fileId, null, null, false ); |
| 1270 | $fileInfo = json_decode( (string)$fileInfo, true ); |
| 1271 | if ( empty( $fileInfo ) ) { |
| 1272 | throw new Exception( 'AI Engine: File (' . ( $fileId ?? 'N/A' ) . ') not found.' ); |
| 1273 | } |
| 1274 | $filename = $fileInfo['filename']; |
| 1275 | $extension = pathinfo( $filename, PATHINFO_EXTENSION ); |
| 1276 | if ( empty( $newFile ) ) { |
| 1277 | include_once( ABSPATH . 'wp-admin/includes/file.php' ); |
| 1278 | $tempFile = wp_tempnam( $filename ); |
| 1279 | if ( !$tempFile ) { |
| 1280 | $tempFile = tempnam( sys_get_temp_dir(), 'download_' ); |
| 1281 | } |
| 1282 | if ( pathinfo( $tempFile, PATHINFO_EXTENSION ) != $extension ) { |
| 1283 | $newFile = $tempFile . '.' . $extension; |
| 1284 | } |
| 1285 | else { |
| 1286 | $newFile = $tempFile; |
| 1287 | } |
| 1288 | } |
| 1289 | $data = $this->execute( 'GET', '/files/' . $fileId . '/content', null, null, false ); |
| 1290 | file_put_contents( $newFile, $data ); |
| 1291 | return $newFile; |
| 1292 | } |
| 1293 | |
| 1294 | public function run_finetune( $fileId, $model, $suffix, $hyperparams = [], $legacy = false ) |
| 1295 | { |
| 1296 | $n_epochs = isset( $hyperparams['nEpochs'] ) ? (int)$hyperparams['nEpochs'] : null; |
| 1297 | $batch_size = isset( $hyperparams['batchSize'] ) ? (int)$hyperparams['batchSize'] : null; |
| 1298 | $learning_rate_multiplier = isset( $hyperparams['learningRateMultiplier'] ) ? |
| 1299 | (float)$hyperparams['learningRateMultiplier'] : null; |
| 1300 | $prompt_loss_weight = isset( $hyperparams['promptLossWeight'] ) ? |
| 1301 | (float)$hyperparams['promptLossWeight'] : null; |
| 1302 | $arguments = [ |
| 1303 | 'training_file' => $fileId, |
| 1304 | 'model' => $model, |
| 1305 | 'suffix' => $suffix |
| 1306 | ]; |
| 1307 | if ( $legacy ) { |
| 1308 | $result = $this->execute( 'POST', '/fine-tunes', $arguments ); |
| 1309 | } |
| 1310 | else { |
| 1311 | if ( $n_epochs ) { |
| 1312 | $arguments['hyperparams'] = []; |
| 1313 | $arguments['hyperparams']['n_epochs'] = $n_epochs; |
| 1314 | } |
| 1315 | if ( $batch_size ) { |
| 1316 | if ( empty( $arguments['hyperparams'] ) ) { |
| 1317 | $arguments['hyperparams'] = []; |
| 1318 | } |
| 1319 | $arguments['hyperparams']['batch_size'] = $batch_size; |
| 1320 | } |
| 1321 | if ( $learning_rate_multiplier ) { |
| 1322 | if ( empty( $arguments['hyperparams'] ) ) { |
| 1323 | $arguments['hyperparams'] = []; |
| 1324 | } |
| 1325 | $arguments['hyperparams']['learning_rate_multiplier'] = $learning_rate_multiplier; |
| 1326 | } |
| 1327 | if ( $prompt_loss_weight ) { |
| 1328 | if ( empty( $arguments['hyperparams'] ) ) { |
| 1329 | $arguments['hyperparams'] = []; |
| 1330 | } |
| 1331 | $arguments['hyperparams']['prompt_loss_weight'] = $prompt_loss_weight; |
| 1332 | } |
| 1333 | if ( $model === 'turbo' ) { |
| 1334 | $arguments['model'] = 'gpt-3.5-turbo'; |
| 1335 | } |
| 1336 | $result = $this->execute( 'POST', '/fine_tuning/jobs', $arguments ); |
| 1337 | } |
| 1338 | return $result; |
| 1339 | } |
| 1340 | |
| 1341 | /** |
| 1342 | * Build the body of a form request. |
| 1343 | * If the field name is 'file', then the field value is the filename of the file to upload. |
| 1344 | * The file contents are taken from the 'data' field. |
| 1345 | * |
| 1346 | * @param array $fields |
| 1347 | * @param string $boundary |
| 1348 | * @return string |
| 1349 | */ |
| 1350 | public function build_form_body( $fields, $boundary ) |
| 1351 | { |
| 1352 | $body = ''; |
| 1353 | foreach ( $fields as $name => $value ) { |
| 1354 | if ( in_array( $name, [ 'data', 'mime' ] ) ) { |
| 1355 | continue; |
| 1356 | } |
| 1357 | $body .= "--$boundary\r\n"; |
| 1358 | $body .= "Content-Disposition: form-data; name=\"$name\""; |
| 1359 | if ( in_array( $name, [ 'file', 'image', 'mask' ] ) ) { |
| 1360 | $body .= "; filename=\"{$value}\"\r\n"; |
| 1361 | $mime = !empty( $fields['mime'] ) ? $fields['mime'] : 'application/octet-stream'; |
| 1362 | $body .= "Content-Type: {$mime}\r\n\r\n"; |
| 1363 | $body .= $fields['data'] . "\r\n"; |
| 1364 | } |
| 1365 | else { |
| 1366 | $body .= "\r\n\r\n$value\r\n"; |
| 1367 | } |
| 1368 | } |
| 1369 | $body .= "--$boundary--\r\n"; |
| 1370 | return $body; |
| 1371 | } |
| 1372 | |
| 1373 | /** |
| 1374 | * Run a request to the OpenAI API. |
| 1375 | * Fore more information about the $formFields, refer to the build_form_body method. |
| 1376 | * |
| 1377 | * @param string $method POST, PUT, GET, DELETE... |
| 1378 | * @param string $url The API endpoint |
| 1379 | * @param array $query The query parameters (json) |
| 1380 | * @param array $formFields The form fields (multipart/form-data) |
| 1381 | * @param bool $json Whether to return the response as json or not |
| 1382 | * @return array |
| 1383 | */ |
| 1384 | public function execute( $method, $url, $query = null, $formFields = null, |
| 1385 | $json = true, $extraHeaders = null, $streamCallback = null ) |
| 1386 | { |
| 1387 | $isAzure = $this->envType === 'azure'; |
| 1388 | $isOpenAI = !$isAzure; |
| 1389 | |
| 1390 | // Prepare the headers |
| 1391 | $headers = "Content-Type: application/json\r\n"; |
| 1392 | if ( $isOpenAI ) { |
| 1393 | $headers .= "Authorization: Bearer " . $this->apiKey . "\r\n"; |
| 1394 | if ( $this->organizationId ) { |
| 1395 | $headers .= "OpenAI-Organization: " . $this->organizationId . "\r\n"; |
| 1396 | } |
| 1397 | } |
| 1398 | else if ( $isAzure ) { |
| 1399 | $headers .= "api-key: " . $this->apiKey . "\r\n"; |
| 1400 | } |
| 1401 | |
| 1402 | // Prepare the body with json_encode, if it's not a string or null, otherwise we keep it as is. |
| 1403 | if ( !empty( $query ) && !is_string( $query ) ) { |
| 1404 | $body = json_encode( $query ); |
| 1405 | } |
| 1406 | else { |
| 1407 | $body = $query; |
| 1408 | } |
| 1409 | |
| 1410 | // If we have form fields, we need to change the headers and the body. |
| 1411 | if ( !empty( $formFields ) ) { |
| 1412 | $boundary = wp_generate_password( 24, false ); |
| 1413 | $headers = [ |
| 1414 | 'Content-Type' => 'multipart/form-data; boundary=' . $boundary |
| 1415 | ]; |
| 1416 | if ( $isOpenAI ) { |
| 1417 | $headers['Authorization'] = 'Bearer ' . $this->apiKey; |
| 1418 | if ( $this->organizationId ) { |
| 1419 | $headers['OpenAI-Organization'] = $this->organizationId; |
| 1420 | } |
| 1421 | } |
| 1422 | else if ( $isAzure ) { |
| 1423 | $headers['api-key'] = $this->apiKey; |
| 1424 | } |
| 1425 | $body = $this->build_form_body( $formFields, $boundary ); |
| 1426 | } |
| 1427 | |
| 1428 | // Maybe we should have headers always as an array... not sure why we have it as a string. |
| 1429 | if ( !empty( $extraHeaders ) ) { |
| 1430 | foreach ( $extraHeaders as $key => $value ) { |
| 1431 | if ( is_array( $headers ) ) { |
| 1432 | $headers[$key] = $value; |
| 1433 | } |
| 1434 | else { |
| 1435 | $headers .= "$key: $value\r\n"; |
| 1436 | } |
| 1437 | } |
| 1438 | } |
| 1439 | |
| 1440 | // Create the URL |
| 1441 | if ( $isOpenAI ) { |
| 1442 | $url = 'https://api.openai.com/v1' . $url; |
| 1443 | } |
| 1444 | else if ( $isAzure ) { |
| 1445 | $url = trailingslashit( $this->env['endpoint'] ) . 'openai' . $url; |
| 1446 | $hasQuery = strpos( $url, '?' ) !== false; |
| 1447 | $url = $url . ( $hasQuery ? '&' : '?' ) . $this->azureApiVersion; |
| 1448 | } |
| 1449 | |
| 1450 | // If it's a GET, body should be null, and we should append the query to the URL. |
| 1451 | if ( $method === 'GET' ) { |
| 1452 | if ( !empty( $query ) ) { |
| 1453 | $hasQuery = strpos( $url, '?' ) !== false; |
| 1454 | $url = $url . ( $hasQuery ? '&' : '?' ) . http_build_query( $query ); |
| 1455 | } |
| 1456 | $body = null; |
| 1457 | } |
| 1458 | |
| 1459 | $options = [ |
| 1460 | "headers" => $headers, |
| 1461 | "method" => $method, |
| 1462 | "timeout" => MWAI_TIMEOUT, |
| 1463 | "body" => $body, |
| 1464 | "sslverify" => false |
| 1465 | ]; |
| 1466 | |
| 1467 | try { |
| 1468 | if ( !is_null( $streamCallback ) ) { |
| 1469 | $options['stream'] = true; |
| 1470 | $options['filename'] = tempnam( sys_get_temp_dir(), 'mwai-stream-' ); |
| 1471 | // The stream handler calls the streamCallback every time there is content |
| 1472 | // TODO: For assistants, we should probably have a different stream handler to |
| 1473 | // handle the assistant's specific reply and perform the necessary actions. |
| 1474 | $this->streamCallback = $streamCallback; |
| 1475 | add_action( 'http_api_curl', [ $this, 'stream_handler' ], 10, 3 ); |
| 1476 | } |
| 1477 | $res = wp_remote_request( $url, $options ); |
| 1478 | if ( is_wp_error( $res ) ) { |
| 1479 | throw new Exception( $res->get_error_message() ); |
| 1480 | } |
| 1481 | $res = wp_remote_retrieve_body( $res ); |
| 1482 | $data = $json ? json_decode( $res, true ) : $res; |
| 1483 | $this->handle_response_errors( $data ); |
| 1484 | return $data; |
| 1485 | } |
| 1486 | catch ( Exception $e ) { |
| 1487 | $service = $this->get_service_name(); |
| 1488 | Meow_MWAI_Logging::error( "$service: " . $e->getMessage() ); |
| 1489 | throw new Exception( "$service: " . $e->getMessage() ); |
| 1490 | } |
| 1491 | finally { |
| 1492 | if ( !is_null( $streamCallback ) ) { |
| 1493 | remove_action( 'http_api_curl', [ $this, 'stream_handler' ] ); |
| 1494 | } |
| 1495 | if ( !empty( $options['stream'] ) && file_exists( $options['filename'] ) ) { |
| 1496 | unlink( $options['filename'] ); |
| 1497 | } |
| 1498 | } |
| 1499 | } |
| 1500 | |
| 1501 | public function get_models() { |
| 1502 | $models = apply_filters( 'mwai_openai_models', MWAI_OPENAI_MODELS ); |
| 1503 | $finetunes = !empty( $this->env['finetunes'] ) ? $this->env['finetunes'] : []; |
| 1504 | foreach ( $finetunes as $finetune ) { |
| 1505 | if ( $finetune['status'] !== 'succeeded' ) { |
| 1506 | continue; |
| 1507 | } |
| 1508 | $baseModel = SELF::get_model_without_release_date( $finetune['base_model'] ); |
| 1509 | if ( !empty( $baseModel ) ) { |
| 1510 | $model = null; |
| 1511 | foreach ( $models as $currentModel ) { |
| 1512 | if ( $currentModel['model'] === $baseModel ) { |
| 1513 | $model = $currentModel; |
| 1514 | break; |
| 1515 | } |
| 1516 | } |
| 1517 | if ( !empty( $model ) ) { |
| 1518 | $model['model'] = $finetune['model']; |
| 1519 | $model['name'] = $finetune['suffix']; |
| 1520 | $models[] = $model; |
| 1521 | } |
| 1522 | } |
| 1523 | } |
| 1524 | return $models; |
| 1525 | } |
| 1526 | |
| 1527 | static public function get_models_static() { |
| 1528 | return MWAI_OPENAI_MODELS; |
| 1529 | } |
| 1530 | |
| 1531 | private function calculate_price( $modelFamily, $inUnits, $outUnits, $resolution = null, $finetune = false ) |
| 1532 | { |
| 1533 | $modelFamily = SELF::get_model_without_release_date( $modelFamily ); |
| 1534 | $models = $this->get_models(); |
| 1535 | foreach ( $models as $currentModel ) { |
| 1536 | if ( $currentModel['model'] === $modelFamily ) { |
| 1537 | if ( $currentModel['type'] === 'image' ) { |
| 1538 | if ( !$resolution ) { |
| 1539 | Meow_MWAI_Logging::warn( "(OpenAI) Image models require a resolution." ); |
| 1540 | return null; |
| 1541 | } |
| 1542 | else { |
| 1543 | foreach ( $currentModel['resolutions'] as $r ) { |
| 1544 | if ( $r['name'] == $resolution ) { |
| 1545 | return $r['price'] * $outUnits; |
| 1546 | } |
| 1547 | } |
| 1548 | } |
| 1549 | } |
| 1550 | else { |
| 1551 | if ( $finetune ) { |
| 1552 | if ( isset( $currentModel['finetune']['price'] ) ) { |
| 1553 | $currentModel['price'] = $currentModel['finetune']['price']; |
| 1554 | } |
| 1555 | else if ( isset( $currentModel['finetune']['in'] ) ) { |
| 1556 | $currentModel['price'] = [ |
| 1557 | 'in' => $currentModel['finetune']['in'], |
| 1558 | 'out' => $currentModel['finetune']['out'] |
| 1559 | ]; |
| 1560 | } |
| 1561 | } |
| 1562 | $inPrice = $currentModel['price']; |
| 1563 | $outPrice = $currentModel['price']; |
| 1564 | if ( is_array( $currentModel['price'] ) ) { |
| 1565 | $inPrice = $currentModel['price']['in']; |
| 1566 | $outPrice = $currentModel['price']['out']; |
| 1567 | } |
| 1568 | $inTotalPrice = $inPrice * $currentModel['unit'] * $inUnits; |
| 1569 | $outTotalPrice = $outPrice * $currentModel['unit'] * $outUnits; |
| 1570 | return $inTotalPrice + $outTotalPrice; |
| 1571 | } |
| 1572 | } |
| 1573 | } |
| 1574 | Meow_MWAI_Logging::warn( "(OpenAI) Invalid model ($modelFamily)." ); |
| 1575 | return null; |
| 1576 | } |
| 1577 | |
| 1578 | public function get_price( Meow_MWAI_Query_Base $query, Meow_MWAI_Reply $reply ) |
| 1579 | { |
| 1580 | $model = $query->model; |
| 1581 | $units = 0; |
| 1582 | $finetune = false; |
| 1583 | if ( is_a( $query, 'Meow_MWAI_Query_Text' ) || is_a( $query, 'Meow_MWAI_Query_Assistant' ) ) { |
| 1584 | if ( preg_match('/^([a-zA-Z]{0,32}):/', $model, $matches ) ) { |
| 1585 | $finetune = true; |
| 1586 | } |
| 1587 | $inUnits = $reply->get_in_tokens( $query ); |
| 1588 | $outUnits = $reply->get_out_tokens(); |
| 1589 | return $this->calculate_price( $model, $inUnits, $outUnits, null, $finetune ); |
| 1590 | } |
| 1591 | else if ( is_a( $query, 'Meow_MWAI_Query_Image' ) || is_a( $query, 'Meow_MWAI_Query_EditImage' ) ) { |
| 1592 | $units = $query->maxResults; |
| 1593 | $resolution = $query->resolution; |
| 1594 | return $this->calculate_price( $model, 0, $units, $resolution, $finetune ); |
| 1595 | } |
| 1596 | else if ( is_a( $query, 'Meow_MWAI_Query_Transcribe' ) ) { |
| 1597 | $model = 'whisper'; |
| 1598 | $units = $reply->get_units(); |
| 1599 | return $this->calculate_price( $model, 0, $units, null, $finetune ); |
| 1600 | } |
| 1601 | else if ( is_a( $query, 'Meow_MWAI_Query_Embed' ) ) { |
| 1602 | $units = $reply->get_total_tokens(); |
| 1603 | return $this->calculate_price( $model, 0, $units, null, $finetune ); |
| 1604 | } |
| 1605 | Meow_MWAI_Logging::warn( "(OpenAI) Cannot calculate price for $model." ); |
| 1606 | return null; |
| 1607 | } |
| 1608 | } |
| 1609 |