| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * PayPal Donation extension for the phpBB Forum Software package. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * @copyright (c) 2015 Skouat | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * @license GNU General Public License, version 2 (GPL-2.0) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | namespace skouat\ppde\operators; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Symfony\Component\DependencyInjection\ContainerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | class transactions | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | 	protected $container; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | 	protected $db; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | 	protected $ppde_transactions_log_table; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  | 	 * Constructor | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | 	 * @param ContainerInterface                $container                   Service container interface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | 	 * @param \phpbb\db\driver\driver_interface $db                          Database connection | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | 	 * @param string                            $ppde_transactions_log_table Table name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | 	public function __construct(ContainerInterface $container, \phpbb\db\driver\driver_interface $db, $ppde_transactions_log_table) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  | 		$this->container = $container; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  | 		$this->db = $db; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  | 		$this->ppde_transactions_log_table = $ppde_transactions_log_table; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  | 	 * SQL Query to return Transaction log data table | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  | 	 * @param $transaction_id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  | 	 * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  | 	 * @access public | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 44 |  |  | 	 */ | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  | 	public function build_sql_data($transaction_id = 0) | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  | 	{ | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  | 		// Build main sql request | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  | 		$sql_ary = array( | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  | 			'SELECT'    => '*, u.username', | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  | 			'FROM'      => array($this->ppde_transactions_log_table => 'txn'), | 
            
                                                                        
                            
            
                                    
            
            
                | 51 |  |  | 			'LEFT_JOIN' => array( | 
            
                                                                        
                            
            
                                    
            
            
                | 52 |  |  | 				array( | 
            
                                                                        
                            
            
                                    
            
            
                | 53 |  |  | 					'FROM' => array(USERS_TABLE => 'u'), | 
            
                                                                        
                            
            
                                    
            
            
                | 54 |  |  | 					'ON'   => 'u.user_id = txn.user_id', | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  | 				), | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  | 			), | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  | 			'ORDER_BY'  => 'txn.transaction_id', | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  | 		); | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  | 		// Use WHERE clause when $currency_id is different from 0 | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  | 		if ((int) $transaction_id) | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  | 		{ | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  | 			$sql_ary['WHERE'] = 'txn.transaction_id = ' . (int) $transaction_id; | 
            
                                                                        
                            
            
                                    
            
            
                | 64 |  |  | 		} | 
            
                                                                        
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 66 |  |  | 		// Return all transactions entities | 
            
                                                                        
                            
            
                                    
            
            
                | 67 |  |  | 		return $this->db->sql_build_query('SELECT', $sql_ary); | 
            
                                                                        
                            
            
                                    
            
            
                | 68 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 	 * Returns the SQL Query for generation the donors list | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 	 * @param int    $max_txn_id Identifier of the transaction logged in the DB | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  | 	 * @param string $order_by | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  | 	 * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  | 	public function get_sql_donorlist_ary($max_txn_id = 0, $order_by = '') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  | 		// Build main sql request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  | 		$donorlist_sql_ary = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  | 			'SELECT'    => 'txn.*, MAX(txn.transaction_id) AS max_txn_id, SUM(txn.mc_gross) AS amount, u.username, u.user_colour', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 			'FROM'      => array($this->ppde_transactions_log_table => 'txn'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  | 			'LEFT_JOIN' => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 				array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 					'FROM' => array(USERS_TABLE => 'u'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 					'ON'   => 'u.user_id = txn.user_id', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  | 				), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 			), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 			'WHERE'     => 'txn.user_id <> ' . ANONYMOUS . " | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 							AND txn.payment_status = 'Completed' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 							AND txn.test_ipn = 0", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 			'GROUP_BY'  => 'txn.user_id', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 			'ORDER_BY'  => 'txn.transaction_id DESC', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 		); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 		if ($order_by) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 			$donorlist_sql_ary['ORDER_BY'] = $order_by; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 		if ($max_txn_id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | 			$donorlist_sql_ary['WHERE'] = 'txn.transaction_id = ' . $max_txn_id; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  | 			unset($donorlist_sql_ary['GROUP_BY'], $donorlist_sql_ary['ORDER_BY']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  | 		// Return all transactions entities | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  | 		return $donorlist_sql_ary; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | 	 * SQL Query to return donors list details | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | 	 * @param array $sql_donorlist_ary | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 	 * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  | 	public function build_sql_donorlist_data($sql_donorlist_ary) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  | 		// Return all transactions entities | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 		return $this->db->sql_build_query('SELECT', $sql_donorlist_ary); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 	 * Returns total entries of selected field | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 	 * @param array  $count_sql_ary | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 	 * @param string $selected_field | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  | 	 * @return int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  | 	public function query_sql_count($count_sql_ary, $selected_field) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  | 		$count_sql_ary['SELECT'] = 'COUNT(' . $selected_field . ') AS total_entries'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  | 		if (array_key_exists('GROUP_BY', $count_sql_ary)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  | 			$count_sql_ary['SELECT'] = 'COUNT(DISTINCT ' . $count_sql_ary['GROUP_BY'] . ') AS total_entries'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  | 		unset($count_sql_ary['ORDER_BY'], $count_sql_ary['GROUP_BY']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 		$sql = $this->db->sql_build_query('SELECT', $count_sql_ary); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  | 		$this->db->sql_query($sql); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | 		return (int) $this->db->sql_fetchfield('total_entries'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 	 * Returns the SQL Query for displaying simple transactions details | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  | 	 * @param string  $keywords | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 	 * @param string  $sort_by | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  | 	 * @param integer $log_time | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  | 	 * @return array | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  | 	public function get_logs_sql_ary($keywords, $sort_by, $log_time) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  | 		$sql_keywords = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  | 		if (!empty($keywords)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  | 			// Get the SQL condition for our keywords | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  | 			$sql_keywords = $this->generate_sql_keyword($keywords); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  | 		$get_logs_sql_ary = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  | 			'SELECT'   => 'txn.transaction_id, txn.txn_id, txn.test_ipn, txn.confirmed, txn.payment_date, txn.payment_status, txn.user_id, u.username, u.user_colour', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  | 			'FROM'     => array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  | 				$this->ppde_transactions_log_table => 'txn', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  | 				USERS_TABLE                        => 'u', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  | 			), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  | 			'WHERE'    => 'txn.user_id = u.user_id ' . $sql_keywords, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  | 			'ORDER_BY' => $sort_by, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  | 		); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  | 		if ($log_time) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  | 			$get_logs_sql_ary['WHERE'] = 'txn.payment_date >= ' . (int) $log_time . ' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  | 					AND ' . $get_logs_sql_ary['WHERE']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  | 		return $get_logs_sql_ary; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  | 	 * Generates a sql condition for the specified keywords | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  | 	 * @param string $keywords           The keywords the user specified to search for | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  | 	 * @param string $statement_operator The operator used to prefix the statement ('AND' by default) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  | 	 * @return string Returns the SQL condition searching for the keywords | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  | 	 * @access private | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  | 	private function generate_sql_keyword($keywords, $statement_operator = 'AND') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  | 		// Use no preg_quote for $keywords because this would lead to sole | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  | 		// backslashes being added. We also use an OR connection here for | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  | 		// spaces and the | string. Currently, regex is not supported for | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  | 		// searching (but may come later). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  | 		$keywords = preg_split('#[\s|]+#u', utf8_strtolower($keywords), 0, PREG_SPLIT_NO_EMPTY); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  | 		$sql_keywords = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  | 		if (!empty($keywords)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  | 			$keywords_pattern = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  | 			// Build pattern and keywords... | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  | 			for ($i = 0, $num_keywords = sizeof($keywords); $i < $num_keywords; $i++) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  | 			{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  | 				$keywords_pattern[] = preg_quote($keywords[$i], '#'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  | 				$keywords[$i] = $this->db->sql_like_expression($this->db->get_any_char() . $keywords[$i] . $this->db->get_any_char()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  | 			$sql_keywords = ' ' . $statement_operator . ' ('; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  | 			$sql_lower = $this->db->sql_lower_text('txn.txn_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  | 			$sql_keywords .= ' ' . $sql_lower . ' ' . implode(' OR ' . $sql_lower . ' ', $keywords) . ')'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  | 		return $sql_keywords; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  | 	 * Returns user information based on the ID of the donor or they email | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  | 	 * @param string $type | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  | 	 * @param int    $arg | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  | 	 * @return array|bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  | 	public function query_donor_user_data($type = 'user', $arg = 1) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  | 		switch ($type) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  | 			case 'user': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  | 				$sql_where = ' WHERE user_id = ' . (int) $arg; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  | 				break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  | 			case 'email': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  | 				$sql_where = ' WHERE user_email_hash = ' . crc32(strtolower($arg)) . strlen($arg); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  | 				break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  | 			default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  | 				$sql_where = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  | 		$sql = 'SELECT user_id, username | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  | 			FROM ' . USERS_TABLE . | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  | 			$sql_where; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  | 		$result = $this->db->sql_query($sql); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  | 		return $this->db->sql_fetchrow($result); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  | 	 * Returns simple details of all PayPal transactions logged in the database | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  | 	 * @param array $get_logs_sql_ary | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  | 	 * @param array $url_ary | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  | 	 * @param int   $limit | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  | 	 * @param int   $last_page_offset | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  | 	 * @return array $log | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  | 	public function build_log_ary($get_logs_sql_ary, $url_ary, $limit = 0, $last_page_offset = 0) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  | 		$sql = $this->db->sql_build_query('SELECT', $get_logs_sql_ary); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  | 		$result = $this->db->sql_query_limit($sql, $limit, $last_page_offset); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  | 		$i = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  | 		$log = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  | 		while ($row = $this->db->sql_fetchrow($result)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  | 			$log[$i] = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  | 				'transaction_id' => $row['transaction_id'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  | 				'txn_id'         => $this->build_transaction_url($row['transaction_id'], $row['txn_id'], $url_ary['txn_url'], $row['confirmed']), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  | 				'test_ipn'       => $row['test_ipn'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  | 				'confirmed'      => $row['confirmed'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  | 				'payment_status' => $row['payment_status'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  | 				'payment_date'   => $row['payment_date'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  | 				'username_full'  => get_username_string('full', $row['user_id'], $row['username'], $row['user_colour'], false, $url_ary['profile_url']), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  | 			); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  | 			$i++; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  | 		return $log; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  | 	 * Build transaction url for placing into templates. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  | 	 * @param int    $id         The users transaction id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  | 	 * @param string $txn_id     The txn number id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  | 	 * @param string $custom_url optional parameter to specify a profile url. The transaction id get appended to this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  | 	 *                           url as &id={id} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  | 	 * @param bool   $colour | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  | 	 * @return string A string consisting of what is wanted. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  | 	 * @access private | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  | 	private function build_transaction_url($id, $txn_id, $custom_url = '', $colour = false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  | 		static $_profile_cache; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  | 		// We cache some common variables we need within this function | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  | 		if (empty($_profile_cache)) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  | 			$_profile_cache['tpl_nourl'] = '{TRANSACTION}'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  | 			$_profile_cache['tpl_url'] = '<a href="{TXN_URL}">{TRANSACTION}</a>'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  | 			$_profile_cache['tpl_url_colour'] = '<a href="{TXN_URL}" style="{TXN_COLOUR};">{TRANSACTION}</a>'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  | 		// Build correct transaction url | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  | 		$txn_url = ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  | 		if ($txn_id) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  | 			$txn_url = ($custom_url !== '') ? $custom_url . '&action=view&id=' . $id : $txn_id; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  | 		// Return | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  | 		if (!$txn_url) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  | 			return str_replace('{TRANSACTION}', $txn_id, $_profile_cache['tpl_nourl']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  | 		return str_replace(array('{TXN_URL}', '{TXN_COLOUR}', '{TRANSACTION}'), array($txn_url, '#FF0000', $txn_id), (!$colour) ? $_profile_cache['tpl_url'] : $_profile_cache['tpl_url_colour']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  | 	 * Returns SQL WHERE clause for all marked items | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 341 |  |  | 	 * @param $marked | 
            
                                                                                                            
                            
            
                                    
            
            
                | 342 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 343 |  |  | 	 * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 344 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 345 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  | 	public function build_marked_where_sql($marked) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  | 		$sql_in = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  | 		foreach ($marked as $mark) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 351 |  |  | 			$sql_in[] = $mark; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  | 		return ' WHERE ' . $this->db->sql_in_set('transaction_id', $sql_in); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  | 	 * Build SQL query for updating stats | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  | 	 * @param string $type | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  | 	 * @param bool   $test_ipn | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  | 	 * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  | 	 * @access public | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 366 |  |  | 	public function sql_build_update_stats($type, $test_ipn) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 367 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 368 |  |  | 		switch ($type) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 369 |  |  | 		{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 370 |  |  | 			case 'ppde_transactions_count': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 371 |  |  | 			case 'ppde_transactions_count_ipn': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 372 |  |  | 				$sql_ary = $this->sql_select_stats_main('txn_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 373 |  |  | 				$sql_ary['WHERE'] = "confirmed = 1 AND payment_status = 'Completed' AND txn.test_ipn = " . (int) $test_ipn; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 374 |  |  | 				break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 375 |  |  | 			case 'ppde_known_donors_count': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 376 |  |  | 			case 'ppde_known_donors_count_ipn': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 377 |  |  | 				$sql_ary = $this->sql_select_stats_main('payer_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 378 |  |  | 				$sql_ary{'LEFT_JOIN'} = array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 379 |  |  | 					array( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 380 |  |  | 						'FROM' => array(USERS_TABLE => 'u'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 381 |  |  | 						'ON'   => 'txn.user_id = u.user_id', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 382 |  |  | 					), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 383 |  |  | 				); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 384 |  |  | 				$sql_ary['WHERE'] = '(u.user_type = ' . USER_NORMAL . ' OR u.user_type = ' . USER_FOUNDER . ') AND txn.test_ipn = ' . (int) $test_ipn; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 385 |  |  | 				break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 386 |  |  | 			case 'ppde_anonymous_donors_count': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 387 |  |  | 			case 'ppde_anonymous_donors_count_ipn': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 388 |  |  | 				$sql_ary = $this->sql_select_stats_main('payer_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 389 |  |  | 				$sql_ary['WHERE'] = 'txn.user_id = ' . ANONYMOUS . ' AND txn.test_ipn = ' . (int) $test_ipn; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 390 |  |  | 				break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 391 |  |  | 			default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 392 |  |  | 				$sql_ary = $this->sql_select_stats_main('txn_id'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 393 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 394 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 395 |  |  | 		return $this->db->sql_build_query('SELECT', $sql_ary); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 396 |  |  | 	} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 397 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 398 |  |  | 	/** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 399 |  |  | 	 * Make body of SQL query for stats calculation. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 400 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 401 |  |  | 	 * @param string $field_name Name of the field | 
            
                                                                                                            
                            
            
                                    
            
            
                | 402 |  |  | 	 * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 403 |  |  | 	 * @return array | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 404 |  |  | 	 * @access private | 
            
                                                                                                            
                            
            
                                    
            
            
                | 405 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 406 |  |  | 	private function sql_select_stats_main($field_name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 407 |  |  | 	{ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 408 |  |  | 		return $sql_ary = array( | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 409 |  |  | 			'SELECT' => 'COUNT(DISTINCT txn.' . $field_name . ') AS count_result', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 410 |  |  | 			'FROM'   => array($this->ppde_transactions_log_table => 'txn'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 411 |  |  | 		); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 412 |  |  | 	} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 413 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 414 |  |  |  | 
            
                        
This check looks for the generic type
arrayas a return type and suggests a more specific type. This type is inferred from the actual code.