716 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			716 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 	/**
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| 	 * Copyright 2016 Freemius, Inc.
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| 	 *
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| 	 * Licensed under the GPL v2 (the "License"); you may
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| 	 * not use this file except in compliance with the License. You may obtain
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| 	 * a copy of the License at
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| 	 *
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| 	 *     http://choosealicense.com/licenses/gpl-v2/
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| 	 *
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| 	 * Unless required by applicable law or agreed to in writing, software
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| 	 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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| 	 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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| 	 * License for the specific language governing permissions and limitations
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| 	 * under the License.
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| 	 */
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|     if ( ! defined( 'ABSPATH' ) ) {
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|         exit;
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|     }
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| 
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| 	require_once dirname( __FILE__ ) . '/FreemiusBase.php';
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| 
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| 	if ( ! defined( 'FS_SDK__USER_AGENT' ) ) {
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| 		define( 'FS_SDK__USER_AGENT', 'fs-php-' . Freemius_Api_Base::VERSION );
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| 	}
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| 
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| 	if ( ! defined( 'FS_SDK__SIMULATE_NO_CURL' ) ) {
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| 		define( 'FS_SDK__SIMULATE_NO_CURL', false );
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| 	}
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| 
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| 	if ( ! defined( 'FS_SDK__SIMULATE_NO_API_CONNECTIVITY_CLOUDFLARE' ) ) {
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| 		define( 'FS_SDK__SIMULATE_NO_API_CONNECTIVITY_CLOUDFLARE', false );
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| 	}
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| 
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| 	if ( ! defined( 'FS_SDK__SIMULATE_NO_API_CONNECTIVITY_SQUID_ACL' ) ) {
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| 		define( 'FS_SDK__SIMULATE_NO_API_CONNECTIVITY_SQUID_ACL', false );
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| 	}
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| 
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| 	if ( ! defined( 'FS_SDK__HAS_CURL' ) ) {
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| 		if ( FS_SDK__SIMULATE_NO_CURL ) {
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| 			define( 'FS_SDK__HAS_CURL', false );
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| 		} else {
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| 			$curl_required_methods = array(
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| 				'curl_version',
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| 				'curl_exec',
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| 				'curl_init',
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| 				'curl_close',
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| 				'curl_setopt',
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| 				'curl_setopt_array',
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| 				'curl_error',
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| 			);
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| 
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| 			$has_curl = true;
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| 			foreach ( $curl_required_methods as $m ) {
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| 				if ( ! function_exists( $m ) ) {
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| 					$has_curl = false;
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| 					break;
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| 				}
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| 			}
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| 
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| 			define( 'FS_SDK__HAS_CURL', $has_curl );
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| 		}
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| 	}
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| 
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|     if ( ! defined( 'FS_SDK__SSLVERIFY' ) ) {
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|         define( 'FS_SDK__SSLVERIFY', false );
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|     }
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| 
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| 	$curl_version = FS_SDK__HAS_CURL ?
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| 		curl_version() :
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| 		array( 'version' => '7.37' );
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| 
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| 	if ( ! defined( 'FS_API__PROTOCOL' ) ) {
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| 		define( 'FS_API__PROTOCOL', version_compare( $curl_version['version'], '7.37', '>=' ) ? 'https' : 'http' );
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| 	}
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| 
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| 	if ( ! defined( 'FS_API__LOGGER_ON' ) ) {
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| 		define( 'FS_API__LOGGER_ON', false );
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| 	}
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| 
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| 	if ( ! defined( 'FS_API__ADDRESS' ) ) {
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| 		define( 'FS_API__ADDRESS', '://api.freemius.com' );
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| 	}
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| 	if ( ! defined( 'FS_API__SANDBOX_ADDRESS' ) ) {
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| 		define( 'FS_API__SANDBOX_ADDRESS', '://sandbox-api.freemius.com' );
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| 	}
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| 
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| 	if ( class_exists( 'Freemius_Api_WordPress' ) ) {
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| 		return;
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| 	}
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| 
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| 	class Freemius_Api_WordPress extends Freemius_Api_Base {
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| 		private static $_logger = array();
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| 
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| 		/**
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| 		 * @param string      $pScope   'app', 'developer', 'user' or 'install'.
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| 		 * @param number      $pID      Element's id.
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| 		 * @param string      $pPublic  Public key.
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| 		 * @param string|bool $pSecret  Element's secret key.
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| 		 * @param bool        $pSandbox Whether or not to run API in sandbox mode.
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| 		 */
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| 		public function __construct( $pScope, $pID, $pPublic, $pSecret = false, $pSandbox = false ) {
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| 			// If secret key not provided, use public key encryption.
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| 			if ( is_bool( $pSecret ) ) {
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| 				$pSecret = $pPublic;
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| 			}
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| 
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| 			parent::Init( $pScope, $pID, $pPublic, $pSecret, $pSandbox );
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| 		}
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| 
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| 		public static function GetUrl( $pCanonizedPath = '', $pIsSandbox = false ) {
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| 			$address = ( $pIsSandbox ? FS_API__SANDBOX_ADDRESS : FS_API__ADDRESS );
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| 
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| 			if ( ':' === $address[0] ) {
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| 				$address = self::$_protocol . $address;
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| 			}
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| 
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| 			return $address . $pCanonizedPath;
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| 		}
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| 
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| 		#----------------------------------------------------------------------------------
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| 		#region Servers Clock Diff
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| 		#----------------------------------------------------------------------------------
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| 
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| 		/**
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| 		 * @var int Clock diff in seconds between current server to API server.
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| 		 */
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| 		private static $_clock_diff = 0;
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| 
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| 		/**
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| 		 * Set clock diff for all API calls.
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| 		 *
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| 		 * @since 1.0.3
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| 		 *
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| 		 * @param $pSeconds
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| 		 */
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| 		public static function SetClockDiff( $pSeconds ) {
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| 			self::$_clock_diff = $pSeconds;
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| 		}
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| 
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| 		/**
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| 		 * Find clock diff between current server to API server.
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| 		 *
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| 		 * @since 1.0.2
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| 		 * @return int Clock diff in seconds.
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| 		 */
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| 		public static function FindClockDiff() {
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| 			$time = time();
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| 			$pong = self::Ping();
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| 
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| 			return ( $time - strtotime( $pong->timestamp ) );
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| 		}
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| 
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| 		#endregion
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| 
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| 		/**
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| 		 * @var string http or https
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| 		 */
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| 		private static $_protocol = FS_API__PROTOCOL;
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| 
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| 		/**
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| 		 * Set API connection protocol.
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| 		 *
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| 		 * @since 1.0.4
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| 		 */
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| 		public static function SetHttp() {
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| 			self::$_protocol = 'http';
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| 		}
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| 
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| 		/**
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| 		 * @since 1.0.4
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| 		 *
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| 		 * @return bool
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| 		 */
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| 		public static function IsHttps() {
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| 			return ( 'https' === self::$_protocol );
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| 		}
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| 
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| 		/**
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| 		 * Sign request with the following HTTP headers:
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| 		 *      Content-MD5: MD5(HTTP Request body)
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| 		 *      Date: Current date (i.e Sat, 14 Feb 2016 20:24:46 +0000)
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| 		 *      Authorization: FS {scope_entity_id}:{scope_entity_public_key}:base64encode(sha256(string_to_sign,
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| 		 *      {scope_entity_secret_key}))
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| 		 *
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| 		 * @param string $pResourceUrl
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| 		 * @param array  $pWPRemoteArgs
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| 		 *
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| 		 * @return array
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| 		 */
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| 		function SignRequest( $pResourceUrl, $pWPRemoteArgs ) {
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| 			$auth = $this->GenerateAuthorizationParams(
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| 				$pResourceUrl,
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| 				$pWPRemoteArgs['method'],
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| 				! empty( $pWPRemoteArgs['body'] ) ? $pWPRemoteArgs['body'] : ''
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| 			);
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| 
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| 			$pWPRemoteArgs['headers']['Date']          = $auth['date'];
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| 			$pWPRemoteArgs['headers']['Authorization'] = $auth['authorization'];
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| 
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| 			if ( ! empty( $auth['content_md5'] ) ) {
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| 				$pWPRemoteArgs['headers']['Content-MD5'] = $auth['content_md5'];
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| 			}
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| 
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| 			return $pWPRemoteArgs;
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| 		}
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| 
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| 		/**
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| 		 * Generate Authorization request headers:
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| 		 *
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| 		 *      Content-MD5: MD5(HTTP Request body)
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| 		 *      Date: Current date (i.e Sat, 14 Feb 2016 20:24:46 +0000)
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| 		 *      Authorization: FS {scope_entity_id}:{scope_entity_public_key}:base64encode(sha256(string_to_sign,
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| 		 *      {scope_entity_secret_key}))
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| 		 *
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| 		 * @author Vova Feldman
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| 		 *
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| 		 * @param string $pResourceUrl
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| 		 * @param string $pMethod
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| 		 * @param string $pPostParams
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| 		 *
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| 		 * @return array
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| 		 * @throws Freemius_Exception
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| 		 */
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| 		function GenerateAuthorizationParams(
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| 			$pResourceUrl,
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| 			$pMethod = 'GET',
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| 			$pPostParams = ''
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| 		) {
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| 			$pMethod = strtoupper( $pMethod );
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| 
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| 			$eol          = "\n";
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| 			$content_md5  = '';
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| 			$content_type = '';
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| 			$now          = ( time() - self::$_clock_diff );
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| 			$date         = date( 'r', $now );
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| 
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| 			if ( in_array( $pMethod, array( 'POST', 'PUT' ) ) ) {
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|                 $content_type = 'application/json';
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| 
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|                 if ( ! empty( $pPostParams ) ) {
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|                     $content_md5 = md5( $pPostParams );
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|                 }
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|             }
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| 
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| 			$string_to_sign = implode( $eol, array(
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| 				$pMethod,
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| 				$content_md5,
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| 				$content_type,
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| 				$date,
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| 				$pResourceUrl
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| 			) );
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| 
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| 			// If secret and public keys are identical, it means that
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| 			// the signature uses public key hash encoding.
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| 			$auth_type = ( $this->_secret !== $this->_public ) ? 'FS' : 'FSP';
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| 
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| 			$auth = array(
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| 				'date'          => $date,
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| 				'authorization' => $auth_type . ' ' . $this->_id . ':' .
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| 				                   $this->_public . ':' .
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| 				                   self::Base64UrlEncode( hash_hmac(
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| 					                   'sha256', $string_to_sign, $this->_secret
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| 				                   ) )
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| 			);
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| 
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| 			if ( ! empty( $content_md5 ) ) {
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| 				$auth['content_md5'] = $content_md5;
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| 			}
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| 
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| 			return $auth;
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| 		}
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| 
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| 		/**
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| 		 * Get API request URL signed via query string.
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|          *
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|          * @since 1.2.3 Stopped using http_build_query(). Instead, use urlencode(). In some environments the encoding of http_build_query() can generate a URL that once used with a redirect, the `&` querystring separator is escaped to `&` which breaks the URL (Added by @svovaf).
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| 		 *
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| 		 * @param string $pPath
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| 		 *
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| 		 * @throws Freemius_Exception
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| 		 *
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| 		 * @return string
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| 		 */
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|         function GetSignedUrl( $pPath ) {
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|             $resource     = explode( '?', $this->CanonizePath( $pPath ) );
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|             $pResourceUrl = $resource[0];
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| 
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|             $auth = $this->GenerateAuthorizationParams( $pResourceUrl );
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| 
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|             return Freemius_Api_WordPress::GetUrl(
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|                 $pResourceUrl . '?' .
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|                 ( 1 < count( $resource ) && ! empty( $resource[1] ) ? $resource[1] . '&' : '' ) .
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|                 'authorization=' . urlencode( $auth['authorization'] ) .
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|                 '&auth_date=' . urlencode( $auth['date'] )
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|                 , $this->_isSandbox );
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|         }
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| 
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| 		/**
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| 		 * @author Vova Feldman
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| 		 *
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| 		 * @param string $pUrl
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| 		 * @param array  $pWPRemoteArgs
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| 		 *
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| 		 * @return mixed
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| 		 */
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| 		private static function ExecuteRequest( $pUrl, &$pWPRemoteArgs ) {
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| 			$start = microtime( true );
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| 
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| 			$response = wp_remote_request( $pUrl, $pWPRemoteArgs );
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| 
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| 			if ( FS_API__LOGGER_ON ) {
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| 				$end = microtime( true );
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| 
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| 				$has_body      = ( isset( $pWPRemoteArgs['body'] ) && ! empty( $pWPRemoteArgs['body'] ) );
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| 				$is_http_error = is_wp_error( $response );
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| 
 | |
| 				self::$_logger[] = array(
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| 					'id'        => count( self::$_logger ),
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| 					'start'     => $start,
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| 					'end'       => $end,
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| 					'total'     => ( $end - $start ),
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| 					'method'    => $pWPRemoteArgs['method'],
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| 					'path'      => $pUrl,
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| 					'body'      => $has_body ? $pWPRemoteArgs['body'] : null,
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| 					'result'    => ! $is_http_error ?
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| 						$response['body'] :
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| 						json_encode( $response->get_error_messages() ),
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| 					'code'      => ! $is_http_error ? $response['response']['code'] : null,
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| 					'backtrace' => debug_backtrace(),
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| 				);
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| 			}
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| 
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| 			return $response;
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| 		}
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| 
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| 		/**
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| 		 * @return array
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| 		 */
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| 		static function GetLogger() {
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| 			return self::$_logger;
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| 		}
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| 
 | |
| 		/**
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| 		 * @param string        $pCanonizedPath
 | |
| 		 * @param string        $pMethod
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| 		 * @param array         $pParams
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| 		 * @param null|array    $pWPRemoteArgs
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| 		 * @param bool          $pIsSandbox
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| 		 * @param null|callable $pBeforeExecutionFunction
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| 		 *
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| 		 * @return object[]|object|null
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| 		 *
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| 		 * @throws \Freemius_Exception
 | |
| 		 */
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| 		private static function MakeStaticRequest(
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| 			$pCanonizedPath,
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| 			$pMethod = 'GET',
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| 			$pParams = array(),
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| 			$pWPRemoteArgs = null,
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| 			$pIsSandbox = false,
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| 			$pBeforeExecutionFunction = null
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| 		) {
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| 			// Connectivity errors simulation.
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| 			if ( FS_SDK__SIMULATE_NO_API_CONNECTIVITY_CLOUDFLARE ) {
 | |
| 				self::ThrowCloudFlareDDoSException();
 | |
| 			} else if ( FS_SDK__SIMULATE_NO_API_CONNECTIVITY_SQUID_ACL ) {
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| 				self::ThrowSquidAclException();
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| 			}
 | |
| 
 | |
| 			if ( empty( $pWPRemoteArgs ) ) {
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| 				$user_agent = 'Freemius/WordPress-SDK/' . Freemius_Api_Base::VERSION . '; ' .
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| 				              home_url();
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| 
 | |
| 				$pWPRemoteArgs = array(
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| 					'method'           => strtoupper( $pMethod ),
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| 					'connect_timeout'  => 10,
 | |
| 					'timeout'          => 60,
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| 					'follow_redirects' => true,
 | |
| 					'redirection'      => 5,
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| 					'user-agent'       => $user_agent,
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| 					'blocking'         => true,
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| 				);
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| 			}
 | |
| 
 | |
| 			if ( ! isset( $pWPRemoteArgs['headers'] ) ||
 | |
| 			     ! is_array( $pWPRemoteArgs['headers'] )
 | |
| 			) {
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| 				$pWPRemoteArgs['headers'] = array();
 | |
| 			}
 | |
| 
 | |
| 			if ( in_array( $pMethod, array( 'POST', 'PUT' ) ) ) {
 | |
|                 $pWPRemoteArgs['headers']['Content-type'] = 'application/json';
 | |
| 
 | |
|                 if ( is_array( $pParams ) && 0 < count( $pParams ) ) {
 | |
|                     $pWPRemoteArgs['body'] = json_encode( $pParams );
 | |
|                 }
 | |
| 			}
 | |
| 
 | |
| 			$request_url = self::GetUrl( $pCanonizedPath, $pIsSandbox );
 | |
| 
 | |
| 			$resource = explode( '?', $pCanonizedPath );
 | |
| 
 | |
|             if ( FS_SDK__HAS_CURL ) {
 | |
|                 // Disable the 'Expect: 100-continue' behaviour. This causes cURL to wait
 | |
|                 // for 2 seconds if the server does not support this header.
 | |
|                 $pWPRemoteArgs['headers']['Expect'] = '';
 | |
|             }
 | |
| 
 | |
| 			if ( 'https' === substr( strtolower( $request_url ), 0, 5 ) ) {
 | |
| 				$pWPRemoteArgs['sslverify'] = FS_SDK__SSLVERIFY;
 | |
| 			}
 | |
| 
 | |
| 			if ( false !== $pBeforeExecutionFunction &&
 | |
| 			     is_callable( $pBeforeExecutionFunction )
 | |
| 			) {
 | |
| 				$pWPRemoteArgs = call_user_func( $pBeforeExecutionFunction, $resource[0], $pWPRemoteArgs );
 | |
| 			}
 | |
| 
 | |
| 			$result = self::ExecuteRequest( $request_url, $pWPRemoteArgs );
 | |
| 
 | |
| 			if ( is_wp_error( $result ) ) {
 | |
| 				/**
 | |
| 				 * @var WP_Error $result
 | |
| 				 */
 | |
| 				if ( self::IsCurlError( $result ) ) {
 | |
| 					/**
 | |
| 					 * With dual stacked DNS responses, it's possible for a server to
 | |
| 					 * have IPv6 enabled but not have IPv6 connectivity.  If this is
 | |
| 					 * the case, cURL will try IPv4 first and if that fails, then it will
 | |
| 					 * fall back to IPv6 and the error EHOSTUNREACH is returned by the
 | |
| 					 * operating system.
 | |
| 					 */
 | |
| 					$matches = array();
 | |
| 					$regex   = '/Failed to connect to ([^:].*): Network is unreachable/';
 | |
| 					if ( preg_match( $regex, $result->get_error_message( 'http_request_failed' ), $matches ) ) {
 | |
| 						/**
 | |
| 						 * Validate IP before calling `inet_pton()` to avoid PHP un-catchable warning.
 | |
| 						 * @author Vova Feldman (@svovaf)
 | |
| 						 */
 | |
| 						if ( filter_var( $matches[1], FILTER_VALIDATE_IP ) ) {
 | |
| 							if ( strlen( inet_pton( $matches[1] ) ) === 16 ) {
 | |
| //						    error_log('Invalid IPv6 configuration on server, Please disable or get native IPv6 on your server.');
 | |
| 								// Hook to an action triggered just before cURL is executed to resolve the IP version to v4.
 | |
| 								add_action( 'http_api_curl', 'Freemius_Api_WordPress::CurlResolveToIPv4', 10, 1 );
 | |
| 
 | |
| 								// Re-run request.
 | |
| 								$result = self::ExecuteRequest( $request_url, $pWPRemoteArgs );
 | |
| 							}
 | |
| 						}
 | |
| 					}
 | |
| 				}
 | |
| 
 | |
| 				if ( is_wp_error( $result ) ) {
 | |
| 					self::ThrowWPRemoteException( $result );
 | |
| 				}
 | |
| 			}
 | |
| 
 | |
| 			$response_body = $result['body'];
 | |
| 
 | |
| 			if ( empty( $response_body ) ) {
 | |
| 				return null;
 | |
| 			}
 | |
| 
 | |
| 			$decoded = json_decode( $response_body );
 | |
| 
 | |
| 			if ( is_null( $decoded ) ) {
 | |
| 				if ( preg_match( '/Please turn JavaScript on/i', $response_body ) &&
 | |
| 				     preg_match( '/text\/javascript/', $response_body )
 | |
| 				) {
 | |
| 					self::ThrowCloudFlareDDoSException( $response_body );
 | |
| 				} else if ( preg_match( '/Access control configuration prevents your request from being allowed at this time. Please contact your service provider if you feel this is incorrect./', $response_body ) &&
 | |
| 				            preg_match( '/squid/', $response_body )
 | |
| 				) {
 | |
| 					self::ThrowSquidAclException( $response_body );
 | |
| 				} else {
 | |
| 					$decoded = (object) array(
 | |
| 						'error' => (object) array(
 | |
| 							'type'    => 'Unknown',
 | |
| 							'message' => $response_body,
 | |
| 							'code'    => 'unknown',
 | |
| 							'http'    => 402
 | |
| 						)
 | |
| 					);
 | |
| 				}
 | |
| 			}
 | |
| 
 | |
| 			return $decoded;
 | |
| 		}
 | |
| 
 | |
| 
 | |
| 		/**
 | |
| 		 * Makes an HTTP request. This method can be overridden by subclasses if
 | |
| 		 * developers want to do fancier things or use something other than wp_remote_request()
 | |
| 		 * to make the request.
 | |
| 		 *
 | |
| 		 * @param string     $pCanonizedPath The URL to make the request to
 | |
| 		 * @param string     $pMethod        HTTP method
 | |
| 		 * @param array      $pParams        The parameters to use for the POST body
 | |
| 		 * @param null|array $pWPRemoteArgs  wp_remote_request options.
 | |
| 		 *
 | |
| 		 * @return object[]|object|null
 | |
| 		 *
 | |
| 		 * @throws Freemius_Exception
 | |
| 		 */
 | |
| 		public function MakeRequest(
 | |
| 			$pCanonizedPath,
 | |
| 			$pMethod = 'GET',
 | |
| 			$pParams = array(),
 | |
| 			$pWPRemoteArgs = null
 | |
| 		) {
 | |
| 			$resource = explode( '?', $pCanonizedPath );
 | |
| 
 | |
| 			// Only sign request if not ping.json connectivity test.
 | |
| 			$sign_request = ( '/v1/ping.json' !== strtolower( substr( $resource[0], - strlen( '/v1/ping.json' ) ) ) );
 | |
| 
 | |
| 			return self::MakeStaticRequest(
 | |
| 				$pCanonizedPath,
 | |
| 				$pMethod,
 | |
| 				$pParams,
 | |
| 				$pWPRemoteArgs,
 | |
| 				$this->_isSandbox,
 | |
| 				$sign_request ? array( &$this, 'SignRequest' ) : null
 | |
| 			);
 | |
| 		}
 | |
| 
 | |
| 		/**
 | |
| 		 * Sets CURLOPT_IPRESOLVE to CURL_IPRESOLVE_V4 for cURL-Handle provided as parameter
 | |
| 		 *
 | |
| 		 * @param resource $handle A cURL handle returned by curl_init()
 | |
| 		 *
 | |
| 		 * @return resource $handle A cURL handle returned by curl_init() with CURLOPT_IPRESOLVE set to
 | |
| 		 *                  CURL_IPRESOLVE_V4
 | |
| 		 *
 | |
| 		 * @link https://gist.github.com/golderweb/3a2aaec2d56125cc004e
 | |
| 		 */
 | |
| 		static function CurlResolveToIPv4( $handle ) {
 | |
| 			curl_setopt( $handle, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4 );
 | |
| 
 | |
| 			return $handle;
 | |
| 		}
 | |
| 
 | |
| 		#----------------------------------------------------------------------------------
 | |
| 		#region Connectivity Test
 | |
| 		#----------------------------------------------------------------------------------
 | |
| 
 | |
| 		/**
 | |
| 		 * If successful connectivity to the API endpoint using ping.json endpoint.
 | |
| 		 *
 | |
| 		 *      - OR -
 | |
| 		 *
 | |
| 		 * Validate if ping result object is valid.
 | |
| 		 *
 | |
| 		 * @param mixed $pPong
 | |
| 		 *
 | |
| 		 * @return bool
 | |
| 		 */
 | |
| 		public static function Test( $pPong = null ) {
 | |
| 			$pong = is_null( $pPong ) ?
 | |
| 				self::Ping() :
 | |
| 				$pPong;
 | |
| 
 | |
| 			return (
 | |
| 				is_object( $pong ) &&
 | |
| 				isset( $pong->api ) &&
 | |
| 				'pong' === $pong->api
 | |
| 			);
 | |
| 		}
 | |
| 
 | |
| 		/**
 | |
| 		 * Ping API to test connectivity.
 | |
| 		 *
 | |
| 		 * @return object
 | |
| 		 */
 | |
| 		public static function Ping() {
 | |
| 			try {
 | |
| 				$result = self::MakeStaticRequest( '/v' . FS_API__VERSION . '/ping.json' );
 | |
| 			} catch ( Freemius_Exception $e ) {
 | |
| 				// Map to error object.
 | |
| 				$result = (object) $e->getResult();
 | |
| 			} catch ( Exception $e ) {
 | |
| 				// Map to error object.
 | |
| 				$result = (object) array(
 | |
| 					'error' => (object) array(
 | |
| 						'type'    => 'Unknown',
 | |
| 						'message' => $e->getMessage() . ' (' . $e->getFile() . ': ' . $e->getLine() . ')',
 | |
| 						'code'    => 'unknown',
 | |
| 						'http'    => 402
 | |
| 					)
 | |
| 				);
 | |
| 			}
 | |
| 
 | |
| 			return $result;
 | |
| 		}
 | |
| 
 | |
| 		#endregion
 | |
| 
 | |
| 		#----------------------------------------------------------------------------------
 | |
| 		#region Connectivity Exceptions
 | |
| 		#----------------------------------------------------------------------------------
 | |
| 
 | |
| 		/**
 | |
| 		 * @param \WP_Error $pError
 | |
| 		 *
 | |
| 		 * @return bool
 | |
| 		 */
 | |
| 		private static function IsCurlError( WP_Error $pError ) {
 | |
| 			$message = $pError->get_error_message( 'http_request_failed' );
 | |
| 
 | |
| 			return ( 0 === strpos( $message, 'cURL' ) );
 | |
| 		}
 | |
| 
 | |
| 		/**
 | |
| 		 * @param WP_Error $pError
 | |
| 		 *
 | |
| 		 * @throws Freemius_Exception
 | |
| 		 */
 | |
| 		private static function ThrowWPRemoteException( WP_Error $pError ) {
 | |
| 			if ( self::IsCurlError( $pError ) ) {
 | |
| 				$message = $pError->get_error_message( 'http_request_failed' );
 | |
| 
 | |
| 				#region Check if there are any missing cURL methods.
 | |
| 
 | |
| 				$curl_required_methods = array(
 | |
| 					'curl_version',
 | |
| 					'curl_exec',
 | |
| 					'curl_init',
 | |
| 					'curl_close',
 | |
| 					'curl_setopt',
 | |
| 					'curl_setopt_array',
 | |
| 					'curl_error',
 | |
| 				);
 | |
| 
 | |
| 				// Find all missing methods.
 | |
| 				$missing_methods = array();
 | |
| 				foreach ( $curl_required_methods as $m ) {
 | |
| 					if ( ! function_exists( $m ) ) {
 | |
| 						$missing_methods[] = $m;
 | |
| 					}
 | |
| 				}
 | |
| 
 | |
| 				if ( ! empty( $missing_methods ) ) {
 | |
| 					throw new Freemius_Exception( array(
 | |
| 						'error'           => (object) array(
 | |
| 							'type'    => 'cUrlMissing',
 | |
| 							'message' => $message,
 | |
| 							'code'    => 'curl_missing',
 | |
| 							'http'    => 402
 | |
| 						),
 | |
| 						'missing_methods' => $missing_methods,
 | |
| 					) );
 | |
| 				}
 | |
| 
 | |
| 				#endregion
 | |
| 
 | |
| 				// cURL error - "cURL error {{errno}}: {{error}}".
 | |
| 				$parts = explode( ':', substr( $message, strlen( 'cURL error ' ) ), 2 );
 | |
| 
 | |
| 				$code    = ( 0 < count( $parts ) ) ? $parts[0] : 'http_request_failed';
 | |
| 				$message = ( 1 < count( $parts ) ) ? $parts[1] : $message;
 | |
| 
 | |
| 				$e = new Freemius_Exception( array(
 | |
| 					'error' => (object) array(
 | |
| 						'code'    => $code,
 | |
| 						'message' => $message,
 | |
| 						'type'    => 'CurlException',
 | |
| 					),
 | |
| 				) );
 | |
| 			} else {
 | |
| 				$e = new Freemius_Exception( array(
 | |
| 					'error' => (object) array(
 | |
| 						'code'    => $pError->get_error_code(),
 | |
| 						'message' => $pError->get_error_message(),
 | |
| 						'type'    => 'WPRemoteException',
 | |
| 					),
 | |
| 				) );
 | |
| 			}
 | |
| 
 | |
| 			throw $e;
 | |
| 		}
 | |
| 
 | |
| 		/**
 | |
| 		 * @param string $pResult
 | |
| 		 *
 | |
| 		 * @throws Freemius_Exception
 | |
| 		 */
 | |
| 		private static function ThrowCloudFlareDDoSException( $pResult = '' ) {
 | |
| 			throw new Freemius_Exception( array(
 | |
| 				'error' => (object) array(
 | |
| 					'type'    => 'CloudFlareDDoSProtection',
 | |
| 					'message' => $pResult,
 | |
| 					'code'    => 'cloudflare_ddos_protection',
 | |
| 					'http'    => 402
 | |
| 				)
 | |
| 			) );
 | |
| 		}
 | |
| 
 | |
| 		/**
 | |
| 		 * @param string $pResult
 | |
| 		 *
 | |
| 		 * @throws Freemius_Exception
 | |
| 		 */
 | |
| 		private static function ThrowSquidAclException( $pResult = '' ) {
 | |
| 			throw new Freemius_Exception( array(
 | |
| 				'error' => (object) array(
 | |
| 					'type'    => 'SquidCacheBlock',
 | |
| 					'message' => $pResult,
 | |
| 					'code'    => 'squid_cache_block',
 | |
| 					'http'    => 402
 | |
| 				)
 | |
| 			) );
 | |
| 		}
 | |
| 
 | |
| 		#endregion
 | |
| 	}
 |