| 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 110 | Zeile 115 |
|---|
/**
* The database encoding currently in use (if supported)
|
/**
* The database encoding currently in use (if supported)
|
*
| *
|
* @var string
*/
public $db_encoding = "";
| * @var string
*/
public $db_encoding = "";
|
| Zeile 121 | Zeile 126 |
|---|
* @var float
*/
public $query_time = 0;
|
* @var float
*/
public $query_time = 0;
|
|
|
/**
* Our pdo implementation
*
| /**
* Our pdo implementation
*
|
| Zeile 131 | Zeile 136 |
|---|
/**
* Connect to the database server.
|
/**
* Connect to the database server.
|
*
| *
|
* @param array $config Array of DBMS connection details.
* @return bool Returns false on failure, otherwise true
*/
function connect($config)
{
get_execution_time();
|
* @param array $config Array of DBMS connection details.
* @return bool Returns false on failure, otherwise true
*/
function connect($config)
{
get_execution_time();
|
|
|
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 197 | Zeile 208 |
|---|
{
$query = $this->alter_table_parse($tablename, $alterdefs, $string);
}
|
{
$query = $this->alter_table_parse($tablename, $alterdefs, $string);
}
|
}
| }
|
}
else
{
| }
else
{
|
| Zeile 211 | Zeile 222 |
|---|
"message" => $exception->getMessage(),
"code" => $exception->getCode()
);
|
"message" => $exception->getMessage(),
"code" => $exception->getCode()
);
|
|
|
$this->error($error['message'], $error['code']);
}
}
| $this->error($error['message'], $error['code']);
}
}
|
| Zeile 219 | Zeile 230 |
|---|
$this->query_objects[] = $query;
if($this->error_number($query) > 0 && !$hide_errors)
|
$this->query_objects[] = $query;
if($this->error_number($query) > 0 && !$hide_errors)
|
{
| {
|
$this->error($string, $query);
exit;
|
$this->error($string, $query);
exit;
|
}
| }
|
$query_time = get_execution_time();
$this->query_time += $query_time;
$this->query_count++;
|
$query_time = get_execution_time();
$this->query_time += $query_time;
$this->query_count++;
|
|
|
if($mybb->debug_mode)
{
$this->explain_query($string, $query_time);
|
if($mybb->debug_mode)
{
$this->explain_query($string, $query_time);
|
}
| }
|
if(strtolower(substr(ltrim($string), 0, 6)) == "create")
{
$query->closeCursor();
return null;
|
if(strtolower(substr(ltrim($string), 0, 6)) == "create")
{
$query->closeCursor();
return null;
|
}
return $query;
}
| }
return $query;
}
|
/**
* Explain a query on the database.
|
/**
* Explain a query on the database.
|
| Zeile 261 | Zeile 272 |
|---|
"</tr>\n".
"<tr>\n".
"<td colspan=\"8\" style=\"background-color: #fff;\">Query Time: ".format_time_duration($qtime)."</td>\n".
|
"</tr>\n".
"<tr>\n".
"<td colspan=\"8\" style=\"background-color: #fff;\">Query Time: ".format_time_duration($qtime)."</td>\n".
|
"</tr>\n".
"</table>\n".
| "</tr>\n".
"</table>\n".
|
"<br />\n";
}
else
{
$this->explain .= "<table style=\"background-color: #666;\" width=\"95%\" cellpadding=\"4\" cellspacing=\"1\" align=\"center\">\n".
|
"<br />\n";
}
else
{
$this->explain .= "<table style=\"background-color: #666;\" width=\"95%\" cellpadding=\"4\" cellspacing=\"1\" align=\"center\">\n".
|
"<tr>\n".
| "<tr>\n".
|
"<td style=\"background-color: #ccc;\"><strong>#".$this->query_count." - Write Query</strong></td>\n".
"</tr>\n".
"<tr style=\"background-color: #fefefe;\">\n".
"<td><span style=\"font-family: Courier; font-size: 14px;\">".htmlspecialchars_uni($string)."</span></td>\n".
|
"<td style=\"background-color: #ccc;\"><strong>#".$this->query_count." - Write Query</strong></td>\n".
"</tr>\n".
"<tr style=\"background-color: #fefefe;\">\n".
"<td><span style=\"font-family: Courier; font-size: 14px;\">".htmlspecialchars_uni($string)."</span></td>\n".
|
"</tr>\n".
| "</tr>\n".
|
"<tr>\n".
"<td bgcolor=\"#ffffff\">Query Time: ".format_time_duration($qtime)."</td>\n".
"</tr>\n".
| "<tr>\n".
"<td bgcolor=\"#ffffff\">Query Time: ".format_time_duration($qtime)."</td>\n".
"</tr>\n".
|
| Zeile 283 | Zeile 294 |
|---|
$this->querylist[$this->query_count]['query'] = $string;
$this->querylist[$this->query_count]['time'] = $qtime;
|
$this->querylist[$this->query_count]['query'] = $string;
$this->querylist[$this->query_count]['time'] = $qtime;
|
}
| }
|
/**
* Execute a write query on the database
|
/**
* Execute a write query on the database
|
*
| *
|
* @param string $query The query SQL.
* @param boolean|int $hide_errors 1 if hide errors, 0 if not.
* @return PDOStatement The query data.
| * @param string $query The query SQL.
* @param boolean|int $hide_errors 1 if hide errors, 0 if not.
* @return PDOStatement The query data.
|
| Zeile 305 | Zeile 316 |
|---|
* @return array The array of results.
*/
function fetch_array($query, $resulttype=PDO::FETCH_BOTH)
|
* @return array The array of results.
*/
function fetch_array($query, $resulttype=PDO::FETCH_BOTH)
|
{
| {
|
$array = $this->db->fetch_array($query, $resulttype);
return $array;
|
$array = $this->db->fetch_array($query, $resulttype);
return $array;
|
}
| }
|
/**
* Return a specific field from a query.
*
| /**
* Return a specific field from 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;
}
/**
|
* Moves internal row pointer to the next row
*
* @param PDOStatement $query The query ID.
| * Moves internal row pointer to the next row
*
* @param PDOStatement $query The query ID.
|
| Zeile 371 | Zeile 386 |
|---|
/**
* Return the last id number of inserted data.
|
/**
* Return the last id number of inserted data.
|
*
| *
|
* @param string $name
* @return int The id number.
*/
| * @param string $name
* @return int The id number.
*/
|
| Zeile 414 | Zeile 429 |
|---|
* @return string The explanation for the current error.
*/
function error_string($query=null)
|
* @return string The explanation for the current error.
*/
function error_string($query=null)
|
{
| {
|
if($this->error_number != "")
{
if($query == null)
| if($this->error_number != "")
{
if($query == null)
|
| Zeile 759 | Zeile 774 |
|---|
*
* @param string $table The table name to perform the query on.
* @param array $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.
|
* @param string $where An optional where clause for the query.
| * @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 PDOStatement The query data.
| * @param string $limit An optional limit clause for the query.
* @param boolean $no_quote An option to quote incoming values of the array.
* @return PDOStatement The query data.
|
| Zeile 767 | Zeile 782 |
|---|
function update_query($table, $array, $where="", $limit="", $no_quote=false)
{
global $mybb;
|
function update_query($table, $array, $where="", $limit="", $no_quote=false)
{
global $mybb;
|
|
|
if(!is_array($array))
{
return false;
| if(!is_array($array))
{
return false;
|
| Zeile 778 | Zeile 793 |
|---|
$quote = "'";
if($no_quote == true)
|
$quote = "'";
if($no_quote == true)
|
{
| {
|
$quote = "";
}
| $quote = "";
}
|
| Zeile 834 | Zeile 849 |
|---|
/**
* Build a delete query.
|
/**
* Build a delete 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.
| * @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.
|
| 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.
* @return string The escaped string.
|
* Escape a string
*
* @param string $string The string to be escaped.
* @return string The escaped string.
|
*/
| */
|
function escape_string($string)
{
$string = $this->db->escape_string($string);
| function escape_string($string)
{
$string = $this->db->escape_string($string);
|
| Zeile 872 | Zeile 887 |
|---|
* @return boolean Returns true on success, false on failure
*/
function free_result($query)
|
* @return boolean Returns true on success, false on failure
*/
function free_result($query)
|
{
| {
|
return true;
}
| return true;
}
|
| Zeile 884 | Zeile 899 |
|---|
*/
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('\\\\', '\\%' , '\\_') , $string));
|
}
/**
| }
/**
|
| Zeile 910 | Zeile 925 |
|---|
*/
function optimize_table($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 | $db_name]` may also be blocked by any opened query cursor, hence generating an error.
|
}
/**
| }
/**
|
| Zeile 953 | Zeile 968 |
|---|
*/
function show_fields_from($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 $field_info;
}
|
| Zeile 995 | Zeile 1019 |
|---|
*/
function supports_fulltext($table)
|
*/
function supports_fulltext($table)
|
{
return false;
}
/**
| {
return false;
}
/**
|
* Returns whether or not this database engine supports boolean fulltext matching.
*
* @param string $table The table to be checked.
| * Returns whether or not this database engine supports boolean fulltext matching.
*
* @param string $table The table to be checked.
|
| Zeile 1037 | Zeile 1061 |
|---|
/**
* Checks to see if an index exists on a specified table
|
/**
* Checks to see if an index exists on a specified table
|
*
| *
|
* @param string $table The name of the table.
* @param string $index The name of the index.
* @return bool Returns whether index exists
|
* @param string $table The name of the table.
* @param string $index The name of the index.
* @return bool Returns whether index exists
|
*/
| */
|
function index_exists($table, $index)
|
function index_exists($table, $index)
|
{
| {
|
return false;
}
| return false;
}
|
| Zeile 1055 | Zeile 1079 |
|---|
* @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 = "";
|
$table_prefix = "";
|
}
| }
|
else
{
$table_prefix = $this->table_prefix;
|
else
{
$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 1075 | Zeile 1101 |
|---|
else
{
$query = $this->query('DROP TABLE '.$table_prefix.$table);
|
else
{
$query = $this->query('DROP TABLE '.$table_prefix.$table);
|
}
| }
$this->table_prefix = $table_prefix_bak;
|
if(isset($query))
{
$query->closeCursor();
| if(isset($query))
{
$query->closeCursor();
|
| Zeile 1115 | Zeile 1142 |
|---|
* @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 int|PDOStatement|bool Returns either the insert id (if a new row is inserted), the query resource (if a row is updated) or false on failure
|
* @param string|array $default_field The default field(s)
* @param boolean $insert_id Whether or not to return an insert id. True by default
* @return int|PDOStatement|bool Returns either the insert id (if a new row is inserted), the query resource (if a row is updated) or false on failure
|
*/
| */
|
function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
{
global $mybb;
| function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
{
global $mybb;
|
| Zeile 1446 | Zeile 1473 |
|---|
* @param string $table The table
* @param string $column The column name
* @param string $new_definition the new column 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, $new_definition)
| function modify_column($table, $column, $new_definition, $new_not_null=false, $new_default_value=false)
|
{
// We use a rename query as both need to duplicate the table etc...
|
{
// We use a rename query as both need to duplicate the table etc...
|
$this->rename_column($table, $column, $column, $new_definition);
| return $this->rename_column($table, $column, $column, $new_definition, $new_not_null, $new_default_value);
|
}
/**
| }
/**
|
| Zeile 1460 | Zeile 1490 |
|---|
* @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 PDOStatement
| * @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, $new_default_value=false)
|
{
|
{
|
| | if($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 = '';
}
|
// This will trigger the "alter_table_parse" function which will copy the table and rename the column
|
// This will trigger the "alter_table_parse" function which will copy the table and rename the column
|
return $this->write_query("ALTER TABLE {$this->table_prefix}{$table} CHANGE {$old_column} {$new_column} {$new_definition}");
| return (bool) $this->write_query("ALTER TABLE {$this->table_prefix}{$table} CHANGE {$old_column} {$new_column} {$new_definition} {$not_null} {$default}");
|
}
/**
| }
/**
|