| Zeile 72 | Zeile 72 |
|---|
* @var resource
*/
public $current_link;
|
* @var resource
*/
public $current_link;
|
| |
/**
* @var array
*/
public $connections = array();
|
/**
* The database name.
|
/**
* The database name.
|
*
* @var string
| *
* @var string
|
*/
public $database;
|
*/
public $database;
|
|
|
/**
* Explanation of a query.
|
/**
* Explanation of a query.
|
*
* @var string
*/
| *
* @var string
*/
|
public $explain;
/**
| public $explain;
/**
|
| Zeile 93 | Zeile 98 |
|---|
* @var string
*/
public $version;
|
* @var string
*/
public $version;
|
/**
|
/**
|
* The current table type in use (myisam/innodb)
|
* The current table type in use (myisam/innodb)
|
*
* @var string
| *
* @var string
|
*/
public $table_type = "myisam";
/**
* The table prefix used for simple select, update, insert and delete queries
|
*/
public $table_type = "myisam";
/**
* The table prefix used for simple select, update, insert and delete queries
|
*
* @var string
| *
* @var string
|
*/
public $table_prefix;
| */
public $table_prefix;
|
| Zeile 114 | Zeile 119 |
|---|
* @var string
*/
public $engine = "mysql";
|
* @var string
*/
public $engine = "mysql";
|
|
|
/**
* 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)
*
* @var string
| * The database encoding currently in use (if supported)
*
* @var string
|
| Zeile 135 | 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
*
|
| Zeile 175 | Zeile 180 |
|---|
else
{
$connections = $config;
|
else
{
$connections = $config;
|
}
}
| }
}
|
|
|
$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 191 | 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][] = $details;
}
|
| Zeile 239 | Zeile 247 |
|---|
if(!$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(!$this->write_link)
|
| Zeile 485 | Zeile 493 |
|---|
if($row === false)
{
$array = $this->fetch_array($query);
|
if($row === false)
{
$array = $this->fetch_array($query);
|
return $array[$field];
| if($array !== null)
{
return $array[$field];
}
return null;
|
}
else
{
| }
else
{
|
| Zeile 495 | Zeile 507 |
|---|
/**
* Moves internal row pointer to the next row
|
/**
* Moves internal row pointer to the next row
|
*
* @param resource $query The query ID.
| *
* @param resource $query The query ID.
|
* @param int $row The pointer to move the row to.
* @return bool
*/
| * @param int $row The pointer to move the row to.
* @return bool
*/
|
| Zeile 514 | Zeile 526 |
|---|
function num_rows($query)
{
return mysql_num_rows($query);
|
function num_rows($query)
{
return mysql_num_rows($query);
|
}
/**
| }
/**
|
* Return the last id number of inserted data.
*
* @return int The id number.
| * Return the last id number of inserted data.
*
* @return int The id number.
|
| Zeile 524 | Zeile 536 |
|---|
function insert_id()
{
return mysql_insert_id($this->current_link);
|
function insert_id()
{
return mysql_insert_id($this->current_link);
|
}
/**
| }
/**
|
* Close the connection with the DBMS.
*
*/
| * Close the connection with the DBMS.
*
*/
|
| Zeile 536 | Zeile 548 |
|---|
if($this->write_link)
{
@mysql_close($this->write_link);
|
if($this->write_link)
{
@mysql_close($this->write_link);
|
}
| }
|
}
/**
| }
/**
|
| Zeile 545 | Zeile 557 |
|---|
* @return int The error number of the current error.
*/
function error_number()
|
* @return int The error number of the current error.
*/
function error_number()
|
{
if($this->current_link)
| {
if($this->current_link)
|
{
return @mysql_errno($this->current_link);
}
| {
return @mysql_errno($this->current_link);
}
|
| Zeile 566 | Zeile 578 |
|---|
if($this->current_link)
{
return @mysql_error($this->current_link);
|
if($this->current_link)
{
return @mysql_error($this->current_link);
|
}
| }
|
else
{
return @mysql_error();
| else
{
return @mysql_error();
|
| Zeile 603 | Zeile 615 |
|---|
else
{
trigger_error("<strong>[SQL] [".$this->error_number()."] ".$this->error_string()."</strong><br />{$string}", E_USER_ERROR);
|
else
{
trigger_error("<strong>[SQL] [".$this->error_number()."] ".$this->error_string()."</strong><br />{$string}", E_USER_ERROR);
|
}
| }
|
return true;
|
return true;
|
}
| }
|
else
{
return false;
}
|
else
{
return false;
}
|
}
| }
|
/**
* Returns the number of affected rows in a query.
*
* @return int The number of affected rows.
*/
function affected_rows()
|
/**
* Returns the number of affected rows in a query.
*
* @return int The number of affected rows.
*/
function affected_rows()
|
{
return mysql_affected_rows($this->current_link);
}
/**
| {
return mysql_affected_rows($this->current_link);
}
/**
|
* Return the number of fields.
*
* @param resource $query The query ID.
* @return int The number of fields.
|
* Return the number of fields.
*
* @param resource $query The query ID.
* @return int The number of fields.
|
*/
| */
|
function num_fields($query)
{
return mysql_num_fields($query);
| function num_fields($query)
{
return mysql_num_fields($query);
|
| Zeile 642 | Zeile 654 |
|---|
* @return array The table list.
*/
function list_tables($database, $prefix='')
|
* @return array The table list.
*/
function list_tables($database, $prefix='')
|
{
| {
|
if($prefix)
{
if(version_compare($this->get_version(), '5.0.2', '>='))
| if($prefix)
{
if(version_compare($this->get_version(), '5.0.2', '>='))
|
| Zeile 692 | Zeile 704 |
|---|
{
$query = $this->query("SHOW TABLES LIKE '{$this->table_prefix}$table'");
}
|
{
$query = $this->query("SHOW TABLES LIKE '{$this->table_prefix}$table'");
}
|
$exists = $this->num_rows($query);
if($exists > 0)
{
return true;
}
else
{
return false;
}
}
/**
|
$exists = $this->num_rows($query);
if($exists > 0)
{
return true;
}
else
{
return false;
}
}
/**
|
* Check if a field exists in a database.
*
* @param string $field The field name.
| * Check if a field exists in a database.
*
* @param string $field The field name.
|
| Zeile 720 | Zeile 732 |
|---|
");
$exists = $this->num_rows($query);
if($exists > 0)
|
");
$exists = $this->num_rows($query);
if($exists > 0)
|
{
return true;
}
else
{
return false;
}
}
/**
| {
return true;
}
else
{
return false;
}
}
/**
|
* Add a shutdown query.
*
* @param resource $query The query data.
| * Add a shutdown query.
*
* @param resource $query The query data.
|
| Zeile 1042 | Zeile 1054 |
|---|
*/
function escape_string_like($string)
{
|
*/
function escape_string_like($string)
{
|
return $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));
| return $this->escape_string(str_replace(array('\\', '%', '_') , array('\\\\', '\\%' , '\\_') , $string));
|
}
/**
| }
/**
|
| Zeile 1057 | Zeile 1069 |
|---|
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)
{
$version = explode(".", $version, 3);
$this->version = (int)$version[0].".".(int)$version[1].".".(int)$version[2];
}
return $this->version;
|
if($version)
{
$version = explode(".", $version, 3);
$this->version = (int)$version[0].".".(int)$version[1].".".(int)$version[2];
}
return $this->version;
|
}
| }
|
/**
* Optimizes a specific table.
*
| /**
* Optimizes a specific table.
*
|
| Zeile 1085 | Zeile 1093 |
|---|
/**
* Analyzes a specific table.
|
/**
* Analyzes a specific table.
|
*
| *
|
* @param string $table 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)
|
{
| {
|
$this->write_query("ANALYZE TABLE {$this->table_prefix}{$table}");
|
$this->write_query("ANALYZE TABLE {$this->table_prefix}{$table}");
|
}
| }
|
/**
* Show the "create table" command for a specific table.
*
| /**
* Show the "create table" command for a specific table.
*
|
| Zeile 1104 | Zeile 1112 |
|---|
$query = $this->write_query("SHOW CREATE TABLE {$this->table_prefix}{$table}");
$structure = $this->fetch_array($query);
return $structure['Create Table'];
|
$query = $this->write_query("SHOW CREATE TABLE {$this->table_prefix}{$table}");
$structure = $this->fetch_array($query);
return $structure['Create Table'];
|
}
| }
|
/**
* Show the "show fields from" command for a specific table.
*
| /**
* Show the "show fields from" command for a specific table.
*
|
| Zeile 1125 | Zeile 1133 |
|---|
/**
* Returns whether or not the table contains a fulltext index.
|
/**
* Returns whether or not the table contains a fulltext 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.
| * @param string $table The name of the table.
* @param string $index Optionally specify the name of the index.
* @return boolean True or false if the table has a fulltext index or not.
|
| Zeile 1138 | Zeile 1146 |
|---|
if(preg_match("#FULLTEXT KEY (`?)$index(`?)#i", $structure))
{
return true;
|
if(preg_match("#FULLTEXT KEY (`?)$index(`?)#i", $structure))
{
return true;
|
}
| }
|
else
{
return false;
}
}
if(preg_match('#FULLTEXT KEY#i', $structure))
|
else
{
return false;
}
}
if(preg_match('#FULLTEXT KEY#i', $structure))
|
{
| {
|
return true;
}
return false;
| return true;
}
return false;
|
| Zeile 1203 | Zeile 1211 |
|---|
}
if($index_exists)
|
}
if($index_exists)
|
{
return true;
}
| {
return true;
}
|
return false;
}
|
return false;
}
|
| Zeile 1225 | Zeile 1233 |
|---|
return true;
}
return false;
|
return true;
}
return false;
|
}
| }
|
/**
* 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.
|
| Zeile 1264 | Zeile 1272 |
|---|
* @param boolean $table_prefix use table prefix
*/
function drop_table($table, $hard=false, $table_prefix=true)
|
* @param boolean $table_prefix use table prefix
*/
function drop_table($table, $hard=false, $table_prefix=true)
|
{
if($table_prefix == false)
{
| {
if($table_prefix == false)
{
|
$table_prefix = "";
}
else
| $table_prefix = "";
}
else
|
| Zeile 1311 | Zeile 1319 |
|---|
*
* @param string $table The table
* @param array $replacements The replacements
|
*
* @param string $table The table
* @param array $replacements The replacements
|
| | * @param string|array $default_field The default field(s)
* @param boolean $insert_id Whether or not to return an insert id. True by default
|
* @return resource|bool
*/
|
* @return resource|bool
*/
|
function replace_query($table, $replacements=array())
| function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
|
{
global $mybb;
| {
global $mybb;
|
| Zeile 1348 | Zeile 1358 |
|---|
/**
* Drops a column
|
/**
* Drops a column
|
*
* @param string $table The table
* @param string $column The column name
* @return resource
*/
| *
* @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
*
|
| Zeile 1367 | Zeile 1379 |
|---|
* @return resource
*/
function add_column($table, $column, $definition)
|
* @return resource
*/
function add_column($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 $table The table
| *
* @param string $table The table
|
* @param string $column The column name
|
* @param string $column The column name
|
* @param string $new_definition the new column definition
* @return resource
*/
function modify_column($table, $column, $new_definition)
{
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} MODIFY {$column} {$new_definition}");
}
| * @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)
{
$column = trim($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
|
| Zeile 1391 | Zeile 1434 |
|---|
* @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 string $old_column The old column name
* @param string $new_column the new column name
* @param string $new_definition the new column definition
|
* @return resource
| * @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}");
|
}
/**
| }
/**
|