$a = 0; if (is_null($b)) { $a = 0; } else { if ($b->leader == 1) { $a = 2; } else { $a = 1; } } 改为简便的写法

可以使用三元运算符来简化上述代码，如下所示：

$a = is_null($b) ? 0 : ($b->leader == 1 ? 2 : 1);

其中，三元运算符的语法为：

(condition) ? (value_if_true) : (value_if_false)

意思是，如果 condition 成立，则返回 value_if_true，否则返回 value_if_false。

相关问题

public function login() { $url = $this->request->request('url', '', 'trim'); if ($this->auth->id) { $this->success(__('You\'ve logged in, do not login again'), $url ? $url : url('user/index')); } if ($this->request->isPost()) { $account = $this->request->post('account'); $password = $this->request->post('password'); $keeplogin = (int)$this->request->post('keeplogin'); $token = $this->request->post('__token__'); $rule = [ 'account' => 'require|length:3,50', 'password' => 'require|length:6,30', '__token__' => 'require|token', ]; $msg = [ 'account.require' => 'Account can not be empty', 'account.length' => 'Account must be 3 to 50 characters', 'password.require' => 'Password can not be empty', 'password.length' => 'Password must be 6 to 30 characters', ]; $data = [ 'account' => $account, 'password' => $password, '__token__' => $token, ]; $validate = new Validate($rule, $msg); $result = $validate->check($data); if (!$result) { $this->error(__($validate->getError()), null, ['token' => $this->request->token()]); return false; } if ($this->auth->login($account, $password)) { $this->success(__('Logged in successful'), $url ? $url : url('user/index')); } else { $this->error($this->auth->getError(), null, ['token' => $this->request->token()]); } }

这是一个PHP函数，用于处理用户登录操作。它包括以下几个步骤：

1. 获取用户提交的登录表单数据，包括账号、密码、记住登录状态和令牌等信息。

2. 对用户提交的数据进行验证，确保账号和密码符合要求且令牌有效。

3. 如果验证通过，则使用Auth类的login方法进行登录操作，登录成功后跳转到用户主页。

4. 如果验证不通过，则返回错误信息并显示新的令牌，以防止CSRF攻击。

总的来说，这段代码实现了一个基本的登录逻辑，通过验证用户提交的数据并调用Auth类进行验证，确保只有合法的用户才能登录系统。

$api_keys = array( '1234567890', '0987654321', 'qwertyuiop', 'asdfghjkl', 'zxcvbnm', ); function assign_random_api_key( $query ) { global $api_keys; $index = array_rand( $api_keys ); $query->setApiKey( $api_keys[$index] ); return $query; } add_filter( 'mwai_ai_query', 'assign_random_api_key' );怎么把上面的代码加入下方<?php class Meow_MWAI_AI { private $core = null; private $localApiKey = null; public function __construct( $core ) { $this->core = $core; $this->localApiKey = $this->core->get_option( 'openai_apikey' ); } public function runTranscribe( $query ) { if ( empty( $query->apiKey ) ) { $query->apiKey = $this->localApiKey; } $openai = new Meow_MWAI_OpenAI( $this->core ); $fields = array( 'prompt' => $query->prompt, 'model' => $query->model, 'response_format' => 'text', 'file' => basename( $query->url ), 'data' => file_get_contents( $query->url ) ); $modeEndpoint = $query->mode === 'translation' ? 'translations' : 'transcriptions'; $data = $openai->run( 'POST', '/audio/' . $modeEndpoint, null, $fields, false ); if ( empty( $data ) ) { throw new Exception( 'Invalid data for transcription.' ); } //$usage = $data['usage']; //$this->core->record_tokens_usage( $query->model, $usage['prompt_tokens'] ); $answer = new Meow_MWAI_Answer( $query ); //$answer->setUsage( $usage ); $answer->setChoices( $data ); return $answer; } public function runEmbedding( $query ) { if ( empty( $query->apiKey ) ) { $query->apiKey = $this->localApiKey; } $openai = new Meow_MWAI_OpenAI( $this->core ); $body = array( 'input' => $query->prompt, 'model' => $query->model ); $data = $openai->run( 'POST', '/embeddings', $body ); if ( empty( $data ) || !isset( $data['data'] ) ) { throw new Exception( 'Invalid data for embedding.' ); } $usage = $data['usage']; $this->core->record_tokens_usage( $query->model, $usage['prompt_tokens'] ); $answer = new Meow_MWAI_Answer( $query ); $answer->setUsage( $usage ); $answer->setChoices( $data['data'] ); return $answer; } public function runCompletion( $query ) { if ( empty( $query->apiKey ) ) { $query->apiKey = $this->localApiKey; } $url = ""; $body = array( "model" => $query->model, "stop" => $query->stop, "n" => $query->maxResults, "max_tokens" => $query->maxTokens, "temperature" => $query->temperature, ); if ( $query->mode === 'chat' ) { $url = 'https://api.openai.com/v1/chat/completions'; $body['messages'] = $query->messages; } else if ( $query->mode === 'completion' ) { $url = 'https://api.openai.com/v1/completions'; $body['prompt'] = $query->prompt; } else { throw new Exception( 'Unknown mode for query: ' . $query->mode ); } $options = array( "headers" => "Content-Type: application/json\r\n" . "Authorization: Bearer " . $query->apiKey . "\r\n", "method" => "POST", "timeout" => 120, "body" => json_encode( $body ), "sslverify" => false );

这是一个 PHP 代码段，用于调用 OpenAI API 进行语音转写、文本嵌入和文本自动补全等操作。要将此代码段添加到 PHP 文件中，只需将其复制并粘贴到 <?php 和 ?> 标记之间即可。请确保在添加代码之前，您已经安装了 Meow AI 插件，并将其配置为使用 OpenAI API。