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搜诶符合你 发表于 2018-9-28 12:15:37

discuz7里面的mysql类dbstuff-HOHO网页设计

http://blog.51cto.com/xcf007/images/editer/InBlock.gifclass dbstuff {http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　var $version = '';
http://blog.51cto.com/xcf007/images/editer/InBlock.gifvar $querynum = 0;
http://blog.51cto.com/xcf007/images/editer/InBlock.gifvar $link = null;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function connect($dbhost, $dbuser, $dbpw, $dbname = '', $pconnect = 0, $halt = TRUE, $dbcharset2 = '') {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　$func = empty($pconnect) ? 'mysql_connect' : 'mysql_pconnect';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    if(!$this->link = @$func($dbhost, $dbuser, $dbpw, 1)) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $halt && $this->halt('Can not connect to MySQL server');
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    } else {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      if($this->version() > '4.1') {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      global $charset, $dbcharset;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $dbcharset = $dbcharset2 ? $dbcharset2 : $dbcharset;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $dbcharset = !$dbcharset && in_array(strtolower($charset), array('gbk', 'big5', 'utf-8')) ? str_replace('-', '', $charset) : $dbcharset;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $serverset = $dbcharset ? 'character_set_connection='.$dbcharset.', character_set_results='.$dbcharset.', character_set_client=binary' : '';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $serverset .= $this->version() > '5.0.1' ? ((empty($serverset) ? '' : ',').'sql_mode=\'\'') : '';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $serverset && mysql_query("SET $serverset", $this->link);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      }
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $dbname && @mysql_select_db($dbname, $this->link);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    }
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function select_db($dbname) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_select_db($dbname, $this->link);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function fetch_array($query, $result_type = MYSQL_ASSOC) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_fetch_array($query, $result_type);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function fetch_first($sql) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $this->fetch_array($this->query($sql));
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function result_first($sql) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $this->result($this->query($sql), 0);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function query($sql, $type = '') {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　global $debug, $discuz_starttime, $sqldebug, $sqlspenttimes;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　if(defined('SYS_DEBUG') && SYS_DEBUG) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      @include_once DISCUZ_ROOT.'./include/debug.func.php';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      sqldebug($sql);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    }
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　$func = $type == 'UNBUFFERED' && @function_exists('mysql_unbuffered_query') ?
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      'mysql_unbuffered_query' : 'mysql_query';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    if(!($query = $func($sql, $this->link))) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      if(in_array($this->errno(), array(2006, 2013)) && substr($type, 0, 5) != 'RETRY') {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $this->close();
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      require DISCUZ_ROOT.'./config.inc.php';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $this->connect($dbhost, $dbuser, $dbpw, $dbname, $pconnect, true, $dbcharset);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $this->query($sql, 'RETRY'.$type);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      } elseif($type != 'SILENT' && substr($type, 5) != 'SILENT') {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $this->halt('MySQL Query Error', $sql);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      }
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    }
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　$this->querynum++;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $query;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function affected_rows() {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_affected_rows($this->link);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function error() {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return (($this->link) ? mysql_error($this->link) : mysql_error());
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function errno() {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return intval(($this->link) ? mysql_errno($this->link) : mysql_errno());
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function result($query, $row = 0) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    $query = @mysql_result($query, $row);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $query;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function num_rows($query) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    $query = mysql_num_rows($query);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $query;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function num_fields($query) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_num_fields($query);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function free_result($query) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_free_result($query);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function insert_id() {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return ($id = mysql_insert_id($this->link)) >= 0 ? $id : $this->result($this->query("SELECT last_insert_id()"), 0);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function fetch_row($query) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    $query = mysql_fetch_row($query);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $query;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function fetch_fields($query) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_fetch_field($query);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function version() {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    if(empty($this->version)) {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif      $this->version = mysql_get_server_info($this->link);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    }
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return $this->version;
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function close() {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    return mysql_close($this->link);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif
　　function halt($message = '', $sql = '') {
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    define('CACHE_FORBIDDEN', TRUE);
http://blog.51cto.com/xcf007/images/editer/InBlock.gif    require_once DISCUZ_ROOT.'./include/db_mysql_error.inc.php';
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}
http://blog.51cto.com/xcf007/images/editer/InBlock.gif}

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