Zeile 72 | Zeile 72 |
---|
* @var resource */ public $current_link;
|
* @var resource */ public $current_link;
|
| /** * @var array */ public $connections = array();
/** * The database name. * * @var string */ public $database;
|
/** * Explanation of a query.
| /** * Explanation of a query.
|
Zeile 110 | Zeile 122 |
---|
/** * Weather or not this engine can use the search functionality
|
/** * Weather or not this engine can use the search functionality
|
*
| *
|
* @var boolean */ public $can_search = true;
|
* @var boolean */ public $can_search = true;
|
/**
| /**
|
* The database encoding currently in use (if supported)
|
* The database encoding currently in use (if supported)
|
*
| *
|
* @var string
|
* @var string
|
*/
| */
|
public $db_encoding = "utf8";
/**
| public $db_encoding = "utf8";
/**
|
Zeile 128 | Zeile 140 |
---|
* @var float */ public $query_time = 0;
|
* @var float */ public $query_time = 0;
|
|
|
/** * Stores previous run query type: 1 => write; 0 => read
|
/** * Stores previous run query type: 1 => write; 0 => read
|
*
| *
|
* @var int
|
* @var int
|
*/
| */
|
protected $last_query_type = 0;
/** * Connect to the database server. *
|
protected $last_query_type = 0;
/** * Connect to the database server. *
|
* @param array Array of DBMS connection details.
| * @param array $config Array of DBMS connection details.
|
* @return resource The DB connection resource. Returns false on fail or -1 on a db connect failure. */ function connect($config) { // Simple connection to one server if(array_key_exists('hostname', $config))
|
* @return resource The DB connection resource. Returns false on fail or -1 on a db connect failure. */ function connect($config) { // Simple connection to one server if(array_key_exists('hostname', $config))
|
{
| {
|
$connections['read'][] = $config; } // Connecting to more than one server
| $connections['read'][] = $config; } // Connecting to more than one server
|
Zeile 171 | Zeile 183 |
---|
} }
|
} }
|
$this->db_encoding = $config['encoding'];
| if(isset($config['encoding'])) { $this->db_encoding = $config['encoding']; }
|
// Actually connect to the specified servers foreach(array('read', 'write') as $type)
| // Actually connect to the specified servers foreach(array('read', 'write') as $type)
|
Zeile 184 | Zeile 199 |
---|
if(array_key_exists('hostname', $connections[$type])) { $details = $connections[$type];
|
if(array_key_exists('hostname', $connections[$type])) { $details = $connections[$type];
|
unset($connections);
| unset($connections[$type]);
|
$connections[$type][] = $details; }
| $connections[$type][] = $details; }
|
Zeile 203 | Zeile 218 |
---|
$link = "{$type}_link";
get_execution_time();
|
$link = "{$type}_link";
get_execution_time();
|
|
|
$this->$link = @$connect_function($single_connection['hostname'], $single_connection['username'], $single_connection['password'], 1);
$time_spent = get_execution_time(); $this->query_time += $time_spent;
|
$this->$link = @$connect_function($single_connection['hostname'], $single_connection['username'], $single_connection['password'], 1);
$time_spent = get_execution_time(); $this->query_time += $time_spent;
|
|
|
// Successful connection? break down brother! if($this->$link) { $this->connections[] = "[".strtoupper($type)."] {$single_connection['username']}@{$single_connection['hostname']} (Connected in ".format_time_duration($time_spent).")"; break;
|
// Successful connection? break down brother! if($this->$link) { $this->connections[] = "[".strtoupper($type)."] {$single_connection['username']}@{$single_connection['hostname']} (Connected in ".format_time_duration($time_spent).")"; break;
|
}
| }
|
else { $this->connections[] = "<span style=\"color: red\">[FAILED] [".strtoupper($type)."] {$single_connection['username']}@{$single_connection['hostname']}</span>";
|
else { $this->connections[] = "<span style=\"color: red\">[FAILED] [".strtoupper($type)."] {$single_connection['username']}@{$single_connection['hostname']}</span>";
|
} } }
| } } }
|
// No write server was specified (simple connection or just multiple servers) - mirror write link if(!array_key_exists('write', $connections))
|
// No write server was specified (simple connection or just multiple servers) - mirror write link if(!array_key_exists('write', $connections))
|
{
| {
|
$this->write_link = &$this->read_link; }
| $this->write_link = &$this->read_link; }
|
Zeile 232 | Zeile 247 |
---|
if(!$this->read_link) { $this->error("[READ] Unable to connect to MySQL server");
|
if(!$this->read_link) { $this->error("[READ] Unable to connect to MySQL server");
|
return false;
| return false;
|
} // No write? else if(!$this->write_link)
| } // No write? else if(!$this->write_link)
|
Zeile 253 | Zeile 268 |
---|
/** * Selects the database to use.
|
/** * Selects the database to use.
|
* * @param string The database name.
| * * @param string $database The database name.
|
* @return boolean True when successfully connected, false if not. */ function select_db($database) {
|
* @return boolean True when successfully connected, false if not. */ function select_db($database) {
|
global $mybb;
| $this->database = $database;
|
$this->current_link = &$this->read_link; $read_success = @mysql_select_db($database, $this->read_link) or $this->error("[READ] Unable to select database", $this->read_link); if($this->write_link)
|
$this->current_link = &$this->read_link; $read_success = @mysql_select_db($database, $this->read_link) or $this->error("[READ] Unable to select database", $this->read_link); if($this->write_link)
|
{
| {
|
$this->current_link = &$this->write_link; $write_success = @mysql_select_db($database, $this->write_link) or $this->error("[WRITE] Unable to select database", $this->write_link); $success = ($read_success && $write_success ? true : false);
| $this->current_link = &$this->write_link; $write_success = @mysql_select_db($database, $this->write_link) or $this->error("[WRITE] Unable to select database", $this->write_link); $success = ($read_success && $write_success ? true : false);
|
Zeile 302 | Zeile 317 |
---|
/** * Query the database. *
|
/** * Query the database. *
|
* @param string The query SQL. * @param integer 1 if hide errors, 0 if not. * @param integer 1 if executes on master database, 0 if not.
| * @param string $string The query SQL. * @param integer $hide_errors 1 if hide errors, 0 if not. * @param integer $write_query 1 if executes on master database, 0 if not.
|
* @return resource The query data. */ function query($string, $hide_errors=0, $write_query=0) {
|
* @return resource The query data. */ function query($string, $hide_errors=0, $write_query=0) {
|
global $pagestarttime, $db, $mybb;
| global $mybb;
|
get_execution_time();
| get_execution_time();
|
Zeile 355 | Zeile 370 |
---|
/** * Execute a write query on the master database *
|
/** * Execute a write query on the master database *
|
* @param string The query SQL. * @param boolean 1 if hide errors, 0 if not.
| * @param string $query The query SQL. * @param boolean|int $hide_errors 1 if hide errors, 0 if not.
|
* @return resource The query data. */ function write_query($query, $hide_errors=0)
| * @return resource The query data. */ function write_query($query, $hide_errors=0)
|
Zeile 367 | Zeile 382 |
---|
/** * Explain a query on the database. *
|
/** * Explain a query on the database. *
|
* @param string The query SQL. * @param string The time it took to perform the query.
| * @param string $string The query SQL. * @param string $qtime The time it took to perform the query.
|
*/ function explain_query($string, $qtime) {
| */ function explain_query($string, $qtime) {
|
Zeile 444 | Zeile 459 |
---|
/** * Return a result array for a query. *
|
/** * Return a result array for a query. *
|
* @param resource The query ID. * @param constant The type of array to return.
| * @param resource $query The query ID. * @param int $resulttype The type of array to return. Either MYSQL_NUM, MYSQL_BOTH or MYSQL_ASSOC
|
* @return array The array of results. */ function fetch_array($query, $resulttype=MYSQL_ASSOC)
| * @return array The array of results. */ function fetch_array($query, $resulttype=MYSQL_ASSOC)
|
Zeile 468 | Zeile 483 |
---|
/** * Return a specific field from a query. *
|
/** * Return a specific field from a query. *
|
* @param resource The query ID. * @param string The name of the field to return. * @param int The number of the row to fetch it from.
| * @param resource $query The query ID. * @param string $field The name of the field to return. * @param int|bool $row The number of the row to fetch it from. * @return mixed
|
*/ function fetch_field($query, $field, $row=false) { if($row === false) { $array = $this->fetch_array($query);
|
*/ function fetch_field($query, $field, $row=false) { if($row === false) { $array = $this->fetch_array($query);
|
return $array[$field];
| if($array !== null) { return $array[$field]; } return null;
|
} else {
| } else {
|
Zeile 487 | Zeile 507 |
---|
/** * Moves internal row pointer to the next row
|
/** * Moves internal row pointer to the next row
|
* * @param resource The query ID. * @param int The pointer to move the row to.
| * * @param resource $query The query ID. * @param int $row The pointer to move the row to. * @return bool
|
*/ function data_seek($query, $row) { return mysql_data_seek($query, $row);
|
*/ function data_seek($query, $row) { return mysql_data_seek($query, $row);
|
}
| }
|
/** * Return the number of rows resulting from a query. *
|
/** * Return the number of rows resulting from a query. *
|
* @param resource The query ID.
| * @param resource $query The query ID.
|
* @return int The number of rows in the result. */ function num_rows($query)
| * @return int The number of rows in the result. */ function num_rows($query)
|
Zeile 527 | Zeile 548 |
---|
if($this->write_link) { @mysql_close($this->write_link);
|
if($this->write_link) { @mysql_close($this->write_link);
|
} }
| } }
|
/** * Return an error number. *
| /** * Return an error number. *
|
Zeile 544 | Zeile 565 |
---|
else { return @mysql_errno();
|
else { return @mysql_errno();
|
} }
/**
| } }
/**
|
* Return an error string. * * @return string The explanation for the current error.
| * Return an error string. * * @return string The explanation for the current error.
|
Zeile 567 | Zeile 588 |
---|
/** * Output a database error. *
|
/** * Output a database error. *
|
* @param string The string to present as an error.
| * @param string $string The string to present as an error. * @return bool Returns false if error reporting is disabled, otherwise true
|
*/ function error($string="") {
| */ function error($string="") {
|
Zeile 594 | Zeile 616 |
---|
{ trigger_error("<strong>[SQL] [".$this->error_number()."] ".$this->error_string()."</strong><br />{$string}", E_USER_ERROR); }
|
{ trigger_error("<strong>[SQL] [".$this->error_number()."] ".$this->error_string()."</strong><br />{$string}", E_USER_ERROR); }
|
| return true;
|
} else {
| } else {
|
Zeile 614 | Zeile 638 |
---|
/** * Return the number of fields. *
|
/** * Return the number of fields. *
|
* @param resource The query ID.
| * @param resource $query The query ID.
|
* @return int The number of fields. */ function num_fields($query) { return mysql_num_fields($query);
|
* @return int The number of fields. */ function num_fields($query) { return mysql_num_fields($query);
|
}
| }
|
/** * Lists all tables in the database. *
|
/** * Lists all tables in the database. *
|
* @param string The database name. * @param string Prefix of the table (optional)
| * @param string $database The database name. * @param string $prefix Prefix of the table (optional)
|
* @return array The table list. */ function list_tables($database, $prefix='') { if($prefix)
|
* @return array The table list. */ function list_tables($database, $prefix='') { if($prefix)
|
{ $query = $this->query("SHOW TABLES FROM `$database` LIKE '".$this->escape_string($prefix)."%'");
| { if(version_compare($this->get_version(), '5.0.2', '>=')) { $query = $this->query("SHOW FULL TABLES FROM `$database` WHERE table_type = 'BASE TABLE' AND `Tables_in_$database` LIKE '".$this->escape_string($prefix)."%'"); } else { $query = $this->query("SHOW TABLES FROM `$database` LIKE '".$this->escape_string($prefix)."%'"); }
|
} else {
|
} else {
|
$query = $this->query("SHOW TABLES FROM `$database`");
| if(version_compare($this->get_version(), '5.0.2', '>=')) { $query = $this->query("SHOW FULL TABLES FROM `$database` WHERE table_type = 'BASE TABLE'"); } else { $query = $this->query("SHOW TABLES FROM `$database`"); }
|
}
$tables = array();
| }
$tables = array();
|
Zeile 652 | Zeile 690 |
---|
/** * Check if a table exists in a database. *
|
/** * Check if a table exists in a database. *
|
* @param string The table name.
| * @param string $table The table name.
|
* @return boolean True when exists, false if not. */ function table_exists($table) { // Execute on master server to ensure if we've just created a table that we get the correct result
|
* @return boolean True when exists, false if not. */ function table_exists($table) { // Execute on master server to ensure if we've just created a table that we get the correct result
|
$query = $this->write_query(" SHOW TABLES LIKE '{$this->table_prefix}$table' ");
| if(version_compare($this->get_version(), '5.0.2', '>=')) { $query = $this->query("SHOW FULL TABLES FROM `".$this->database."` WHERE table_type = 'BASE TABLE' AND `Tables_in_".$this->database."` = '{$this->table_prefix}$table'"); } else { $query = $this->query("SHOW TABLES LIKE '{$this->table_prefix}$table'"); }
|
$exists = $this->num_rows($query); if($exists > 0)
|
$exists = $this->num_rows($query); if($exists > 0)
|
{
| {
|
return true; } else
| return true; } else
|
Zeile 676 | Zeile 719 |
---|
/** * Check if a field exists in a database. *
|
/** * Check if a field exists in a database. *
|
* @param string The field name. * @param string The table name.
| * @param string $field The field name. * @param string $table The table name.
|
* @return boolean True when exists, false if not. */ function field_exists($field, $table) { $query = $this->write_query(" SHOW COLUMNS
|
* @return boolean True when exists, false if not. */ function field_exists($field, $table) { $query = $this->write_query(" SHOW COLUMNS
|
FROM {$this->table_prefix}$table
| FROM {$this->table_prefix}$table
|
LIKE '$field' "); $exists = $this->num_rows($query);
| LIKE '$field' "); $exists = $this->num_rows($query);
|
Zeile 701 | Zeile 744 |
---|
/** * Add a shutdown query. *
|
/** * Add a shutdown query. *
|
* @param resource The query data. * @param string An optional name for the query.
| * @param resource $query The query data. * @param string $name An optional name for the query.
|
*/
|
*/
|
function shutdown_query($query, $name=0)
| function shutdown_query($query, $name="")
|
{ global $shutdown_queries; if($name)
| { global $shutdown_queries; if($name)
|
Zeile 719 | Zeile 762 |
---|
/** * Performs a simple select query. *
|
/** * Performs a simple select query. *
|
* @param string The table name to be queried. * @param string Comma delimetered list of fields to be selected. * @param string SQL formatted list of conditions to be matched. * @param array List of options: group by, order by, order direction, limit, limit start.
| * @param string $table The table name to be queried. * @param string $fields Comma delimetered list of fields to be selected. * @param string $conditions SQL formatted list of conditions to be matched. * @param array $options List of options: group by, order by, order direction, limit, limit start.
|
* @return resource The query data. */ function simple_select($table, $fields="*", $conditions="", $options=array())
| * @return resource The query data. */ function simple_select($table, $fields="*", $conditions="", $options=array())
|
Zeile 736 | Zeile 779 |
---|
if(isset($options['group_by'])) { $query .= " GROUP BY ".$options['group_by'];
|
if(isset($options['group_by'])) { $query .= " GROUP BY ".$options['group_by'];
|
}
| }
|
if(isset($options['order_by'])) {
| if(isset($options['order_by'])) {
|
Zeile 762 | Zeile 805 |
---|
/** * Build an insert query from an array. *
|
/** * Build an insert query from an array. *
|
* @param string The table name to perform the query on. * @param array An array of fields and their values.
| * @param string $table The table name to perform the query on. * @param array $array An array of fields and their values.
|
* @return int The insert ID if available */ function insert_query($table, $array)
|
* @return int The insert ID if available */ function insert_query($table, $array)
|
{ global $mybb;
| { global $mybb;
|
if(!is_array($array)) {
| if(!is_array($array)) {
|
Zeile 788 | Zeile 831 |
---|
} else {
|
} else {
|
$array[$field] = "'{$value}'";
| $array[$field] = $this->quote_val($value);
|
} }
| } }
|
Zeile 805 | Zeile 848 |
---|
/** * Build one query for multiple inserts from a multidimensional array. *
|
/** * Build one query for multiple inserts from a multidimensional array. *
|
* @param string The table name to perform the query on. * @param array An array of inserts. * @return int The insert ID if available
| * @param string $table The table name to perform the query on. * @param array $array An array of inserts. * @return void
|
*/ function insert_query_multiple($table, $array) {
| */ function insert_query_multiple($table, $array) {
|
Zeile 815 | Zeile 858 |
---|
if(!is_array($array)) {
|
if(!is_array($array)) {
|
return false;
| return;
|
}
|
}
|
|
|
// Field names $fields = array_keys($array[0]); $fields = "`".implode("`,`", $fields)."`";
| // Field names $fields = array_keys($array[0]); $fields = "`".implode("`,`", $fields)."`";
|
Zeile 837 | Zeile 881 |
---|
} else {
|
} else {
|
$values[$field] = "'{$value}'";
| $values[$field] = $this->quote_val($value);
|
} } $insert_rows[] = "(".implode(",", $values).")";
| } } $insert_rows[] = "(".implode(",", $values).")";
|
Zeile 854 | Zeile 898 |
---|
/** * Build an update query from an array. *
|
/** * Build an update query from an array. *
|
* @param string The table name to perform the query on. * @param array An array of fields and their values. * @param string An optional where clause for the query. * @param string An optional limit clause for the query. * @param boolean An option to quote incoming values of the array.
| * @param string $table The table name to perform the query on. * @param array $array An array of fields and their values. * @param string $where An optional where clause for the query. * @param string $limit An optional limit clause for the query. * @param boolean $no_quote An option to quote incoming values of the array.
|
* @return resource The query data. */ function update_query($table, $array, $where="", $limit="", $no_quote=false)
| * @return resource The query data. */ function update_query($table, $array, $where="", $limit="", $no_quote=false)
|
Zeile 892 | Zeile 936 |
---|
} else {
|
} else {
|
if(is_numeric($value)) { $query .= $comma."`".$field."`={$value}"; } else { $query .= $comma."`".$field."`={$quote}{$value}{$quote}"; }
| $quoted_val = $this->quote_val($value, $quote);
$query .= $comma."`".$field."`={$quoted_val}";
|
} $comma = ', ';
|
} $comma = ', ';
|
}
if(!empty($where)) { $query .= " WHERE $where"; }
| }
if(!empty($where)) { $query .= " WHERE $where"; }
|
if(!empty($limit)) {
| if(!empty($limit)) {
|
Zeile 917 | Zeile 956 |
---|
return $this->write_query(" UPDATE {$this->table_prefix}$table SET $query
|
return $this->write_query(" UPDATE {$this->table_prefix}$table SET $query
|
"); }
/**
| "); }
/** * @param int|string $value * @param string $quote * * @return int|string */ private function quote_val($value, $quote="'") { if(is_int($value)) { $quoted = $value; } else { $quoted = $quote . $value . $quote; }
return $quoted; }
/**
|
* Build a delete query. *
|
* Build a delete query. *
|
* @param string The table name to perform the query on. * @param string An optional where clause for the query. * @param string An optional limit clause for the query.
| * @param string $table The table name to perform the query on. * @param string $where An optional where clause for the query. * @param string $limit An optional limit clause for the query.
|
* @return resource The query data. */ function delete_query($table, $where="", $limit="")
| * @return resource The query data. */ function delete_query($table, $where="", $limit="")
|
Zeile 934 | Zeile 993 |
---|
if(!empty($where)) { $query .= " WHERE $where";
|
if(!empty($where)) { $query .= " WHERE $where";
|
}
| }
|
if(!empty($limit)) { $query .= " LIMIT $limit";
| if(!empty($limit)) { $query .= " LIMIT $limit";
|
Zeile 946 | Zeile 1005 |
---|
FROM {$this->table_prefix}$table $query ");
|
FROM {$this->table_prefix}$table $query ");
|
}
/**
| }
/**
|
* Escape a string according to the MySQL escape format. *
|
* Escape a string according to the MySQL escape format. *
|
* @param string The string to be escaped.
| * @param string $string The string to be escaped.
|
* @return string The escaped string. */ function escape_string($string)
| * @return string The escaped string. */ function escape_string($string)
|
Zeile 974 | Zeile 1033 |
---|
$string = addslashes($string); } return $string;
|
$string = addslashes($string); } return $string;
|
}
| }
|
/** * Frees the resources of a MySQLi query. *
|
/** * Frees the resources of a MySQLi query. *
|
* @param object The query to destroy.
| * @param resource $query The query to destroy.
|
* @return boolean Returns true on success, false on faliure */ function free_result($query)
| * @return boolean Returns true on success, false on faliure */ function free_result($query)
|
Zeile 990 | Zeile 1049 |
---|
/** * Escape a string used within a like command. *
|
/** * Escape a string used within a like command. *
|
* @param string The string to be escaped.
| * @param string $string The string to be escaped.
|
* @return string The escaped string. */ function escape_string_like($string) {
|
* @return string The escaped string. */ function escape_string_like($string) {
|
return $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));
| return $this->escape_string(str_replace(array('\\', '%', '_') , array('\\\\', '\\%' , '\\_') , $string));
|
}
/** * Gets the current version of MySQL. * * @return string Version of MySQL.
|
}
/** * Gets the current version of MySQL. * * @return string Version of MySQL.
|
*/
| */
|
function get_version() { if($this->version)
|
function get_version() { if($this->version)
|
{
| {
|
return $this->version;
|
return $this->version;
|
}
| }
|
|
|
$version = @mysql_get_server_info(); if(!$version) { $query = $this->query("SELECT VERSION() as version"); $ver = $this->fetch_array($query); $version = $ver['version']; }
| $query = $this->query("SELECT VERSION() as version"); $ver = $this->fetch_array($query); $version = $ver['version'];
|
if($version) {
| if($version) {
|
Zeile 1029 | Zeile 1084 |
---|
/** * Optimizes a specific table. *
|
/** * Optimizes a specific table. *
|
* @param string The name of the table to be optimized.
| * @param string $table The name of the table to be optimized.
|
*/ function optimize_table($table) {
| */ function optimize_table($table) {
|
Zeile 1039 | Zeile 1094 |
---|
/** * Analyzes a specific table. *
|
/** * Analyzes a specific table. *
|
* @param string The name of the table to be analyzed.
| * @param string $table The name of the table to be analyzed.
|
*/ function analyze_table($table) {
| */ function analyze_table($table) {
|
Zeile 1049 | Zeile 1104 |
---|
/** * Show the "create table" command for a specific table. *
|
/** * Show the "create table" command for a specific table. *
|
* @param string The name of the table.
| * @param string $table The name of the table.
|
* @return string The MySQL command to create the specified table. */ function show_create_table($table)
| * @return string The MySQL command to create the specified table. */ function show_create_table($table)
|
Zeile 1062 | Zeile 1117 |
---|
/** * Show the "show fields from" command for a specific table. *
|
/** * Show the "show fields from" command for a specific table. *
|
* @param string The name of the table. * @return string Field info for that table
| * @param string $table The name of the table. * @return array Field info for that table
|
*/ function show_fields_from($table) { $query = $this->write_query("SHOW FIELDS FROM {$this->table_prefix}{$table}");
|
*/ function show_fields_from($table) { $query = $this->write_query("SHOW FIELDS FROM {$this->table_prefix}{$table}");
|
| $field_info = array();
|
while($field = $this->fetch_array($query)) { $field_info[] = $field;
| while($field = $this->fetch_array($query)) { $field_info[] = $field;
|
Zeile 1078 | Zeile 1134 |
---|
/** * Returns whether or not the table contains a fulltext index. *
|
/** * Returns whether or not the table contains a fulltext index. *
|
* @param string The name of the table. * @param string Optionally specify the name of the index.
| * @param string $table The name of the table. * @param string $index Optionally specify the name of the index.
|
* @return boolean True or false if the table has a fulltext index or not. */ function is_fulltext($table, $index="")
| * @return boolean True or false if the table has a fulltext index or not. */ function is_fulltext($table, $index="")
|
Zeile 1106 | Zeile 1162 |
---|
/** * Returns whether or not this database engine supports fulltext indexing. *
|
/** * Returns whether or not this database engine supports fulltext indexing. *
|
* @param string The table to be checked.
| * @param string $table The table to be checked.
|
* @return boolean True or false if supported or not. */
| * @return boolean True or false if supported or not. */
|
Zeile 1137 | Zeile 1193 |
---|
/** * Checks to see if an index exists on a specified table *
|
/** * Checks to see if an index exists on a specified table *
|
* @param string The name of the table. * @param string The name of the index.
| * @param string $table The name of the table. * @param string $index The name of the index. * @return bool Whether or not the index exists in that table
|
*/ function index_exists($table, $index) {
| */ function index_exists($table, $index) {
|
Zeile 1164 | Zeile 1221 |
---|
/** * Returns whether or not this database engine supports boolean fulltext matching. *
|
/** * Returns whether or not this database engine supports boolean fulltext matching. *
|
* @param string The table to be checked.
| * @param string $table The table to be checked.
|
* @return boolean True or false if supported or not. */ function supports_fulltext_boolean($table)
| * @return boolean True or false if supported or not. */ function supports_fulltext_boolean($table)
|
Zeile 1181 | Zeile 1238 |
---|
/** * Creates a fulltext index on the specified column in the specified table with optional index name. *
|
/** * Creates a fulltext index on the specified column in the specified table with optional index name. *
|
* @param string The name of the table. * @param string Name of the column to be indexed. * @param string The index name, optional.
| * @param string $table The name of the table. * @param string $column Name of the column to be indexed. * @param string $name The index name, optional.
|
*/ function create_fulltext_index($table, $column, $name="") {
| */ function create_fulltext_index($table, $column, $name="") {
|
Zeile 1196 | Zeile 1253 |
---|
/** * Drop an index with the specified name from the specified table *
|
/** * Drop an index with the specified name from the specified table *
|
* @param string The name of the table. * @param string The name of the index.
| * @param string $table The name of the table. * @param string $name The name of the index.
|
*/ function drop_index($table, $name) {
| */ function drop_index($table, $name) {
|
Zeile 1210 | Zeile 1267 |
---|
/** * Drop an table with the specified table *
|
/** * Drop an table with the specified table *
|
* @param boolean hard drop - no checking * @param boolean use table prefix
| * @param string $table The table to drop * @param boolean $hard hard drop - no checking * @param boolean $table_prefix use table prefix
|
*/ function drop_table($table, $hard=false, $table_prefix=true) {
| */ function drop_table($table, $hard=false, $table_prefix=true) {
|
Zeile 1237 | Zeile 1295 |
---|
/** * Renames a table *
|
/** * Renames a table *
|
* @param string The old table name * @param string the new table name * @param boolean use table prefix
| * @param string $old_table The old table name * @param string $new_table the new table name * @param boolean $table_prefix use table prefix * @return resource
|
*/ function rename_table($old_table, $new_table, $table_prefix=true) {
| */ function rename_table($old_table, $new_table, $table_prefix=true) {
|
Zeile 1258 | Zeile 1317 |
---|
/** * Replace contents of table with values *
|
/** * Replace contents of table with values *
|
* @param string The table * @param array The replacements
| * @param string $table The table * @param array $replacements The replacements * @param string|array $default_field The default field(s) * @param boolean $insert_id Whether or not to return an insert id. True by default * @return resource|bool
|
*/
|
*/
|
function replace_query($table, $replacements=array())
| function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
|
{ global $mybb;
| { global $mybb;
|
Zeile 1280 | Zeile 1342 |
---|
} else {
|
} else {
|
$values .= $comma."`".$column."`='".$value."'";
| $values .= $comma."`".$column."`=".$this->quote_val($value);
|
}
$comma = ',';
| }
$comma = ',';
|
Zeile 1297 | Zeile 1359 |
---|
/** * Drops a column *
|
/** * Drops a column *
|
* @param string The table * @param string The column name
| * @param string $table The table * @param string $column The column name * @return resource
|
*/ function drop_column($table, $column) {
|
*/ function drop_column($table, $column) {
|
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} DROP {$column}"); }
/**
| $column = trim($column, '`');
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} DROP `{$column}`"); }
/**
|
* Adds a column
|
* Adds a column
|
* * @param string The table * @param string The column name * @param string the new column definition */
| * * @param string $table The table * @param string $column The column name * @param string $definition the new column definition * @return resource */
|
function add_column($table, $column, $definition)
|
function add_column($table, $column, $definition)
|
{ return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ADD {$column} {$definition}"); }
/**
| { $column = trim($column, '`');
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ADD `{$column}` {$definition}"); }
/**
|
* Modifies a column
|
* Modifies a column
|
* * @param string The table * @param string The column name * @param string the new column definition */ function modify_column($table, $column, $new_definition)
| * * @param string $table The table * @param string $column The column name * @param string $new_definition the new column definition * @param boolean|string $new_not_null Whether to "drop" or "set" the NOT NULL attribute (no change if false) * @param boolean|string $new_default_value The new default value, or false to drop the attribute * @return bool Returns true if all queries are executed successfully or false if one of them failed */ function modify_column($table, $column, $new_definition, $new_not_null=false, $new_default_value=false)
|
{
|
{
|
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} MODIFY {$column} {$new_definition}"); }
| $column = trim($column, '`');
if($new_not_null !== false) { if(strtolower($new_not_null) == "set") { $not_null = "NOT NULL"; } else { $not_null = "NULL"; } } else { $not_null = ''; }
if($new_default_value !== false) { $default = "DEFAULT ".$new_default_value; } else { $default = ''; }
return (bool)$this->write_query("ALTER TABLE {$this->table_prefix}{$table} MODIFY `{$column}` {$new_definition} {$not_null} {$default}"); }
|
/** * Renames a column *
|
/** * Renames a column *
|
* @param string The table * @param string The old column name * @param string the new column name * @param string the new column definition
| * @param string $table The table * @param string $old_column The old column name * @param string $new_column the new column name * @param string $new_definition the new column definition * @param boolean|string $new_not_null Whether to "drop" or "set" the NOT NULL attribute (no change if false) * @param boolean|string $new_default_value The new default value, or false to drop the attribute * @return bool Returns true if all queries are executed successfully
|
*/
|
*/
|
function rename_column($table, $old_column, $new_column, $new_definition)
| function rename_column($table, $old_column, $new_column, $new_definition, $new_not_null=false, $new_default_value=false)
|
{
|
{
|
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} CHANGE {$old_column} {$new_column} {$new_definition}");
| $old_column = trim($old_column, '`'); $new_column = trim($new_column, '`');
if($new_not_null !== false) { if(strtolower($new_not_null) == "set") { $not_null = "NOT NULL"; } else { $not_null = "NULL"; } } else { $not_null = ''; }
if($new_default_value !== false) { $default = "DEFAULT ".$new_default_value; } else { $default = ''; }
return (bool)$this->write_query("ALTER TABLE {$this->table_prefix}{$table} CHANGE `{$old_column}` `{$new_column}` {$new_definition} {$not_null} {$default}");
|
}
/** * Sets the table prefix used by the simple select, insert, update and delete functions *
|
}
/** * Sets the table prefix used by the simple select, insert, update and delete functions *
|
* @param string The new table prefix
| * @param string $prefix The new table prefix
|
*/ function set_table_prefix($prefix) {
| */ function set_table_prefix($prefix) {
|
Zeile 1355 | Zeile 1484 |
---|
/** * Fetched the total size of all mysql tables or a specific table *
|
/** * Fetched the total size of all mysql tables or a specific table *
|
* @param string The table (optional)
| * @param string $table The table (optional)
|
* @return integer the total size of all mysql tables or a specific table */ function fetch_size($table='')
| * @return integer the total size of all mysql tables or a specific table */ function fetch_size($table='')
|
Zeile 1379 | Zeile 1508 |
---|
/** * Fetch a list of database character sets this DBMS supports *
|
/** * Fetch a list of database character sets this DBMS supports *
|
* @return array Array of supported character sets with array key being the name, array value being display name. False if unsupported
| * @return array|bool Array of supported character sets with array key being the name, array value being display name. False if unsupported
|
*/ function fetch_db_charsets() {
| */ function fetch_db_charsets() {
|
Zeile 1393 | Zeile 1522 |
---|
'cp850' => 'DOS West European', 'hp8' => 'HP West European', 'koi8r' => 'KOI8-R Relcom Russian',
|
'cp850' => 'DOS West European', 'hp8' => 'HP West European', 'koi8r' => 'KOI8-R Relcom Russian',
|
'latin1' => 'cp1252 West European',
| 'latin1' => 'ISO 8859-1 Latin 1',
|
'latin2' => 'ISO 8859-2 Central European', 'swe7' => '7bit Swedish', 'ascii' => 'US ASCII',
| 'latin2' => 'ISO 8859-2 Central European', 'swe7' => '7bit Swedish', 'ascii' => 'US ASCII',
|
Zeile 1421 | Zeile 1550 |
---|
'cp1251' => 'Windows Cyrillic', 'cp1256' => 'Windows Arabic', 'cp1257' => 'Windows Baltic',
|
'cp1251' => 'Windows Cyrillic', 'cp1256' => 'Windows Arabic', 'cp1257' => 'Windows Baltic',
|
'binary' => 'Binary pseudo charset',
| |
'geostd8' => 'GEOSTD8 Georgian', 'cp932' => 'SJIS for Windows Japanese', 'eucjpms' => 'UJIS for Windows Japanese',
| 'geostd8' => 'GEOSTD8 Georgian', 'cp932' => 'SJIS for Windows Japanese', 'eucjpms' => 'UJIS for Windows Japanese',
|
Zeile 1431 | Zeile 1559 |
---|
/** * Fetch a database collation for a particular database character set *
|
/** * Fetch a database collation for a particular database character set *
|
* @param string The database character set * @return string The matching database collation, false if unsupported
| * @param string $charset The database character set * @return string|bool The matching database collation, false if unsupported
|
*/ function fetch_charset_collation($charset) {
| */ function fetch_charset_collation($charset) {
|
Zeile 1470 | Zeile 1598 |
---|
'cp1251' => 'cp1251_general_ci', 'cp1256' => 'cp1256_general_ci', 'cp1257' => 'cp1257_general_ci',
|
'cp1251' => 'cp1251_general_ci', 'cp1256' => 'cp1256_general_ci', 'cp1257' => 'cp1257_general_ci',
|
'binary' => 'binary',
| |
'geostd8' => 'geostd8_general_ci', 'cp932' => 'cp932_japanese_ci', 'eucjpms' => 'eucjpms_japanese_ci',
| 'geostd8' => 'geostd8_general_ci', 'cp932' => 'cp932_japanese_ci', 'eucjpms' => 'eucjpms_japanese_ci',
|
Zeile 1515 | Zeile 1642 |
---|
/** * Binary database fields require special attention. *
|
/** * Binary database fields require special attention. *
|
* @param string Binary value
| * @param string $string Binary value
|
* @return string Encoded binary value */ function escape_binary($string)
| * @return string Encoded binary value */ function escape_binary($string)
|
Zeile 1526 | Zeile 1653 |
---|
/** * Unescape binary data. *
|
/** * Unescape binary data. *
|
* @param string Binary value
| * @param string $string Binary value
|
* @return string Encoded binary value */ function unescape_binary($string)
| * @return string Encoded binary value */ function unescape_binary($string)
|