| Zeile 65 | Zeile 65 |
|---|
* @var resource
*/
public $link;
|
* @var resource
*/
public $link;
|
| |
/**
* @var array
*/
public $connections = array();
|
/**
* Explanation of a query.
|
/**
* Explanation of a query.
|
| Zeile 75 | Zeile 80 |
|---|
/**
* The current version of SQLite.
|
/**
* The current version of SQLite.
|
*
* @var string
| *
* @var string
|
*/
public $version;
| */
public $version;
|
| Zeile 93 | Zeile 98 |
|---|
* @var string
*/
public $table_prefix;
|
* @var string
*/
public $table_prefix;
|
/**
|
/**
|
* The extension used to run the SQL database
*
* @var string
| * The extension used to run the SQL database
*
* @var string
|
| Zeile 103 | Zeile 108 |
|---|
/**
* 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;
|
| Zeile 121 | Zeile 126 |
|---|
* @var float
*/
public $query_time = 0;
|
* @var float
*/
public $query_time = 0;
|
/**
|
/**
|
* Our pdo implementation
*
* @var dbpdoEngine
| * Our pdo implementation
*
* @var dbpdoEngine
|
| Zeile 141 | Zeile 146 |
|---|
require_once MYBB_ROOT."inc/db_pdo.php";
|
require_once MYBB_ROOT."inc/db_pdo.php";
|
$this->db = new dbpdoEngine("sqlite:{$config['database']}");
| try {
$this->db = new dbpdoEngine("sqlite:{$config['database']}");
} catch (Exception $ex) {
$this->error("[READ] Unable to open the SQLite database");
return false;
}
|
$query_time = get_execution_time();
|
$query_time = get_execution_time();
|
| Zeile 290 | Zeile 301 |
|---|
*
* @param string $query The query SQL.
* @param boolean|int $hide_errors 1 if hide errors, 0 if not.
|
*
* @param string $query The query SQL.
* @param boolean|int $hide_errors 1 if hide errors, 0 if not.
|
* @return PDOStatement The query data.
*/
| * @return PDOStatement The query data.
*/
|
function write_query($query, $hide_errors=0)
{
return $this->query($query, $hide_errors);
|
function write_query($query, $hide_errors=0)
{
return $this->query($query, $hide_errors);
|
}
| }
|
/**
* Return a result array for a query.
*
| /**
* Return a result array for a query.
*
|
| Zeile 325 | Zeile 336 |
|---|
$this->data_seek($query, $row);
}
$array = $this->fetch_array($query);
|
$this->data_seek($query, $row);
}
$array = $this->fetch_array($query);
|
return $array[$field];
| if($array !== null && $array !== false)
{
return $array[$field];
}
return null;
|
}
/**
| }
/**
|
| Zeile 627 | Zeile 642 |
|---|
function simple_select($table, $fields="*", $conditions="", $options=array())
{
$query = "SELECT ".$fields." FROM ".$this->table_prefix.$table;
|
function simple_select($table, $fields="*", $conditions="", $options=array())
{
$query = "SELECT ".$fields." FROM ".$this->table_prefix.$table;
|
|
|
if($conditions != "")
{
$query .= " WHERE ".$conditions;
| if($conditions != "")
{
$query .= " WHERE ".$conditions;
|
| Zeile 851 | Zeile 866 |
|---|
$query = $this->query("DELETE FROM {$this->table_prefix}$table $query");
$query->closeCursor();
return $query;
|
$query = $this->query("DELETE FROM {$this->table_prefix}$table $query");
$query->closeCursor();
return $query;
|
}
/**
| }
/**
|
* Escape a string
*
* @param string $string The string to be escaped.
| * Escape a string
*
* @param string $string The string to be escaped.
|
| Zeile 863 | Zeile 878 |
|---|
{
$string = $this->db->escape_string($string);
return $string;
|
{
$string = $this->db->escape_string($string);
return $string;
|
}
/**
| }
/**
|
* Serves no purposes except compatibility
*
* @param PDOStatement $query
| * Serves no purposes except compatibility
*
* @param PDOStatement $query
|
| Zeile 893 | Zeile 908 |
|---|
* @return string Version of MySQL.
*/
function get_version()
|
* @return string Version of MySQL.
*/
function get_version()
|
{
| {
|
if($this->version)
{
return $this->version;
}
$this->version = $this->db->get_attribute("ATTR_SERVER_VERSION");
|
if($this->version)
{
return $this->version;
}
$this->version = $this->db->get_attribute("ATTR_SERVER_VERSION");
|
|
|
return $this->version;
}
| return $this->version;
}
|
| Zeile 907 | Zeile 922 |
|---|
* Optimizes a specific table.
*
* @param string $table The name of the table to be optimized.
|
* Optimizes a specific table.
*
* @param string $table The name of the table to be optimized.
|
*/
| */
|
function optimize_table($table)
{
|
function optimize_table($table)
{
|
$query = $this->query("VACUUM ".$this->table_prefix.$table."");
$query->closeCursor();
| // SQLite doesn't support table level optimization.
// Using `VACUUM [main | $db_name]` may also be blocked by any opened query cursor, hence generating an error.
|
}
/**
| }
/**
|
| Zeile 922 | Zeile 937 |
|---|
function analyze_table($table)
{
$query = $this->query("ANALYZE ".$this->table_prefix.$table."");
|
function analyze_table($table)
{
$query = $this->query("ANALYZE ".$this->table_prefix.$table."");
|
$query->closeCursor();
| $query->closeCursor();
|
}
/**
| }
/**
|
| Zeile 953 | Zeile 968 |
|---|
*/
function show_fields_from($table)
{
|
*/
function show_fields_from($table)
{
|
$old_tbl_prefix = $this->table_prefix;
$this->set_table_prefix("");
$query = $this->simple_select("sqlite_master", "sql", "type = 'table' AND name = '{$old_tbl_prefix}{$table}'");
$this->set_table_prefix($old_tbl_prefix);
$table = trim(preg_replace('#CREATE\s+TABLE\s+"?'.$this->table_prefix.$table.'"?#i', '', $this->fetch_field($query, "sql")));
$query->closeCursor();
preg_match('#\((.*)\)#s', $table, $matches);
| $query = $this->write_query("PRAGMA TABLE_INFO('".$this->table_prefix.$table."')");
|
$field_info = array();
|
$field_info = array();
|
$table_cols = explode(',', trim($matches[1]));
foreach($table_cols as $declaration)
| while($field = $this->fetch_array($query))
|
{
|
{
|
$entities = preg_split('#\s+#', trim($declaration));
$column_name = preg_replace('/"?([^"]+)"?/', '\1', $entities[0]);
| if(!empty($field['pk']))
{
$field['_key'] = 'PRI';
$field['_extra'] = 'auto_increment';
}
else
{
$field['_key'] = '';
$field['_extra'] = '';
}
// SQLite allows NULLs in most PRIMARY KEY columns due to a bug in early versions, even in an INTEGER PRIMARY KEY column, read https://sqlite.org/lang_createtable.html for details. We won't fix this for consistency among other database engines.
$field['_nullable'] = $field['notnull'] ? 'NO' : 'YES';
|
|
|
$field_info[] = array('Extra' => $entities[1], 'Field' => $column_name);
| $field_info[] = array(
'Field' => $field['name'],
'Type' => $field['type'],
'Null' => $field['_nullable'],
'Key' => $field['_key'],
'Default' => $field['dflt_value'],
'Extra' => $field['_extra'],
);
|
}
|
}
|
| $query->closeCursor();
|
return $field_info;
}
| return $field_info;
}
|
| Zeile 1065 | Zeile 1089 |
|---|
$table_prefix = $this->table_prefix;
}
|
$table_prefix = $this->table_prefix;
}
|
| | $table_prefix_bak = $this->table_prefix;
$this->table_prefix = '';
|
if($hard == false)
{
|
if($hard == false)
{
|
if($this->table_exists($table))
| if($this->table_exists($table_prefix.$table))
|
{
$query = $this->query('DROP TABLE '.$table_prefix.$table);
}
| {
$query = $this->query('DROP TABLE '.$table_prefix.$table);
}
|
| Zeile 1076 | Zeile 1102 |
|---|
{
$query = $this->query('DROP TABLE '.$table_prefix.$table);
}
|
{
$query = $this->query('DROP TABLE '.$table_prefix.$table);
}
|
| | $this->table_prefix = $table_prefix_bak;
|
if(isset($query))
{
|
if(isset($query))
{
|