SGDatabase.php
6 years ago
SGDatabaseAdapterWordpress.php
6 years ago
SGIDatabaseAdapter.php
6 years ago
SGDatabaseAdapterWordpress.php
132 lines
| 1 | <?php |
| 2 | require_once(SG_DATABASE_PATH.'SGIDatabaseAdapter.php'); |
| 3 | |
| 4 | class SGDatabaseAdapterWordpress implements SGIDatabaseAdapter |
| 5 | { |
| 6 | private $fetchRowIndex = 0; |
| 7 | private $lastResult = array(); |
| 8 | private $connection = null; |
| 9 | private $mysqliAvailable = false; |
| 10 | |
| 11 | public function __construct() |
| 12 | { |
| 13 | $this->mysqliAvailable = $this->isMysqliAvailable(); |
| 14 | } |
| 15 | |
| 16 | public function query($query, $params=array(), $resultType = ARRAY_A) |
| 17 | { |
| 18 | global $wpdb; |
| 19 | |
| 20 | $op = strtoupper(substr(trim($query), 0, 6)); |
| 21 | if ($op!='INSERT' && $op!='UPDATE' && $op!='DELETE') |
| 22 | { |
| 23 | if(!empty($params)) |
| 24 | { |
| 25 | return @$wpdb->get_results($wpdb->prepare($query, $params), $resultType); |
| 26 | } |
| 27 | return @$wpdb->get_results($query, $resultType); |
| 28 | } |
| 29 | else |
| 30 | { |
| 31 | if(!empty($params)) |
| 32 | { |
| 33 | return $wpdb->query($wpdb->prepare($query, $params)); |
| 34 | } |
| 35 | return $wpdb->query($query); |
| 36 | } |
| 37 | } |
| 38 | |
| 39 | public function exec($query) |
| 40 | { |
| 41 | //as wpdb doesn't work with statements, this function will just return true or false |
| 42 | |
| 43 | global $wpdb; |
| 44 | |
| 45 | $this->fetchRowIndex = 0; |
| 46 | $res = $wpdb->query($query); |
| 47 | |
| 48 | if ($res === false) { |
| 49 | return false; |
| 50 | } |
| 51 | return true; |
| 52 | } |
| 53 | |
| 54 | public function execRaw($query) |
| 55 | { |
| 56 | //if mysqli is not available, run the query using wpdb |
| 57 | if (!$this->mysqliAvailable) { |
| 58 | return $this->exec($query); |
| 59 | } |
| 60 | |
| 61 | //mysqli is available |
| 62 | if (!$this->connection) { //but there isn't any active connection |
| 63 | if (!$this->connectOverMysqli()) { //try to connect |
| 64 | $this->mysqliAvailable = false; |
| 65 | return $this->exec($query); //could not connect; continue using wpdb. |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | //mysqli is already connected, use it |
| 70 | return mysqli_real_query($this->connection, $query); |
| 71 | } |
| 72 | |
| 73 | private function connectOverMysqli() |
| 74 | { |
| 75 | $this->connection = mysqli_connect(DB_HOST, DB_USER, DB_PASSWORD, DB_NAME); |
| 76 | |
| 77 | //set charset just in case if set names (inside sql file) doesn't work |
| 78 | if ($this->connection) { |
| 79 | mysqli_set_charset($this->connection, SG_DB_CHARSET); |
| 80 | } |
| 81 | |
| 82 | return $this->connection; |
| 83 | } |
| 84 | |
| 85 | private function isMysqliAvailable() |
| 86 | { |
| 87 | return function_exists('mysqli_connect'); |
| 88 | } |
| 89 | |
| 90 | public function fetch($st) |
| 91 | { |
| 92 | global $wpdb; |
| 93 | |
| 94 | if ($this->fetchRowIndex==0) { |
| 95 | $this->lastResult = $wpdb->last_result; |
| 96 | } |
| 97 | |
| 98 | $res = @$this->lastResult[$this->fetchRowIndex]; |
| 99 | if (!$res) return false; |
| 100 | |
| 101 | $this->fetchRowIndex++; |
| 102 | return get_object_vars($res); |
| 103 | } |
| 104 | |
| 105 | public function lastInsertId() |
| 106 | { |
| 107 | global $wpdb; |
| 108 | return $wpdb->insert_id; |
| 109 | } |
| 110 | |
| 111 | public function getLastError() |
| 112 | { |
| 113 | if ($this->mysqliAvailable && $this->connection) { |
| 114 | return mysqli_error($this->connection); |
| 115 | } |
| 116 | |
| 117 | global $wpdb; |
| 118 | return $wpdb->last_error; |
| 119 | } |
| 120 | |
| 121 | public function flush() |
| 122 | { |
| 123 | global $wpdb; |
| 124 | $wpdb->flush(); |
| 125 | } |
| 126 | |
| 127 | public function escapeSql($value) |
| 128 | { |
| 129 | return esc_sql($value); |
| 130 | } |
| 131 | } |
| 132 |