| Zeile 153 | Zeile 153 |
|---|
/**
* Connect to the database server.
*
|
/**
* Connect to the database server.
*
|
* @param array Array of DBMS connection details.
| * @param array $config Array of DBMS connection details.
|
* @return resource The DB connection resource. Returns false on failure
*/
function connect($config)
| * @return resource The DB connection resource. Returns false on failure
*/
function connect($config)
|
| Zeile 279 | Zeile 279 |
|---|
/**
* Query the database.
*
|
/**
* Query the database.
*
|
* @param string The query SQL.
* @param boolean 1 if hide errors, 0 if not.
* @param integer 1 if executes on slave database, 0 if not.
| * @param string $string The query SQL.
* @param boolean|int $hide_errors 1 if hide errors, 0 if not.
* @param integer $write_query 1 if executes on slave database, 0 if not.
|
* @return resource The query data.
*/
function query($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;
$string = preg_replace("#LIMIT (\s*)([0-9]+),(\s*)([0-9]+)$#im", "LIMIT $4 OFFSET $2", trim($string));
| global $mybb;
$string = preg_replace("#LIMIT (\s*)([0-9]+),(\s*)([0-9]+);?$#im", "LIMIT $4 OFFSET $2", trim($string));
|
$this->last_query = $string;
get_execution_time();
|
$this->last_query = $string;
get_execution_time();
|
|
|
if(strtolower(substr(ltrim($string), 0, 5)) == 'alter')
{
$string = preg_replace("#\sAFTER\s([a-z_]+?)(;*?)$#i", "", $string);
if(strstr($string, 'CHANGE') !== false)
{
$string = str_replace(' CHANGE ', ' ALTER ', $string);
|
if(strtolower(substr(ltrim($string), 0, 5)) == 'alter')
{
$string = preg_replace("#\sAFTER\s([a-z_]+?)(;*?)$#i", "", $string);
if(strstr($string, 'CHANGE') !== false)
{
$string = str_replace(' CHANGE ', ' ALTER ', $string);
|
}
}
| }
}
|
if($write_query && $this->write_link)
{
while(pg_connection_busy($this->write_link));
| if($write_query && $this->write_link)
{
while(pg_connection_busy($this->write_link));
|
| Zeile 334 | Zeile 334 |
|---|
$this->explain_query($string, $query_time);
}
return $query;
|
$this->explain_query($string, $query_time);
}
return $query;
|
}
| }
|
/**
* Execute a write query on the slave database
*
|
/**
* Execute a write query on the slave 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 351 | Zeile 351 |
|---|
/**
* 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 407 | Zeile 407 |
|---|
/**
* 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.
* @return array The array of results.
| * @param resource $query The query ID.
* @param int $resulttype The type of array to return. Either PGSQL_NUM, PGSQL_BOTH or PGSQL_ASSOC
* @return array The array of results. Note that all fields are returned as string: http://php.net/manual/en/function.pg-fetch-array.php
|
*/
function fetch_array($query, $resulttype=PGSQL_ASSOC)
{
| */
function fetch_array($query, $resulttype=PGSQL_ASSOC)
{
|
| Zeile 421 | Zeile 421 |
|---|
default:
$resulttype = PGSQL_ASSOC;
break;
|
default:
$resulttype = PGSQL_ASSOC;
break;
|
}
$array = pg_fetch_array($query, NULL, $resulttype);
| }
$array = pg_fetch_array($query, NULL, $resulttype);
|
return $array;
}
/**
* Return a specific field from a query.
*
|
return $array;
}
/**
* 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 $field The name of the field to return.
* @param int|bool The number of the row to fetch it from.
* @return string|bool|null As per http://php.net/manual/en/function.pg-fetch-result.php
|
*/
function fetch_field($query, $field, $row=false)
{
| */
function fetch_field($query, $field, $row=false)
{
|
| Zeile 450 | Zeile 451 |
|---|
/**
* 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, $row)
{
return pg_result_seek($query, $row);
|
*/
function data_seek($query, $row)
{
return pg_result_seek($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 482 | Zeile 484 |
|---|
preg_match('#INSERT INTO ([a-zA-Z0-9_\-]+)#i', $this->last_query, $matches);
$table = $matches[1];
|
preg_match('#INSERT INTO ([a-zA-Z0-9_\-]+)#i', $this->last_query, $matches);
$table = $matches[1];
|
|
|
$query = $this->query("SELECT column_name FROM information_schema.constraint_column_usage WHERE table_name = '{$table}' and constraint_name = '{$table}_pkey' LIMIT 1");
$field = $this->fetch_field($query, 'column_name');
// Do we not have a primary field?
if(!$field)
{
|
$query = $this->query("SELECT column_name FROM information_schema.constraint_column_usage WHERE table_name = '{$table}' and constraint_name = '{$table}_pkey' LIMIT 1");
$field = $this->fetch_field($query, 'column_name');
// Do we not have a primary field?
if(!$field)
{
|
return;
| return 0;
|
}
$id = $this->write_query("SELECT currval(pg_get_serial_sequence('{$table}', '{$field}')) AS last_value");
| }
$id = $this->write_query("SELECT currval(pg_get_serial_sequence('{$table}', '{$field}')) AS last_value");
|
| Zeile 512 | Zeile 514 |
|---|
/**
* Return an error number.
*
|
/**
* Return an error number.
*
|
| | * @param resource $query
|
* @return int The error number of the current error.
*/
|
* @return int The error number of the current error.
*/
|
function error_number($query="")
| function error_number($query=null)
|
{
|
{
|
if(!$query || !function_exists("pg_result_error_field"))
| if($query != null || !function_exists("pg_result_error_field"))
|
{
return 0;
}
| {
return 0;
}
|
| Zeile 527 | Zeile 530 |
|---|
/**
* Return an error string.
*
|
/**
* Return an error string.
*
|
| | * @param resource $query
|
* @return string The explanation for the current error.
*/
|
* @return string The explanation for the current error.
*/
|
function error_string($query="")
| function error_string($query=null)
|
{
|
{
|
if($query)
| if($query != null)
|
{
return pg_result_error($query);
}
| {
return pg_result_error($query);
}
|
| Zeile 549 | Zeile 553 |
|---|
/**
* 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.
* @param resource $query
|
*/
|
*/
|
function error($string="", $query="")
| function error($string="", $query=null)
|
{
if($this->error_reporting)
{
| {
if($this->error_reporting)
{
|
| Zeile 592 | Zeile 597 |
|---|
/**
* 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 int The number of fields.
*/
function num_fields($query)
|
| Zeile 603 | Zeile 608 |
|---|
/**
* 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, $prefix='')
| * @return array The table list.
*/
function list_tables($database, $prefix='')
|
| Zeile 630 | Zeile 635 |
|---|
/**
* 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)
| * @return boolean True when exists, false if not.
*/
function table_exists($table)
|
| Zeile 653 | Zeile 658 |
|---|
/**
* 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, $table)
| * @return boolean True when exists, false if not.
*/
function field_exists($field, $table)
|
| Zeile 676 | Zeile 681 |
|---|
/**
* 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 695 | Zeile 700 |
|---|
/**
* 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="", $options=array())
|
| Zeile 707 | Zeile 712 |
|---|
if($conditions != "")
{
$query .= " WHERE ".$conditions;
|
if($conditions != "")
{
$query .= " WHERE ".$conditions;
|
}
| }
|
if(isset($options['group_by']))
|
if(isset($options['group_by']))
|
{
| {
|
$query .= " GROUP BY ".$options['group_by'];
|
$query .= " GROUP BY ".$options['group_by'];
|
}
| }
|
if(isset($options['order_by']))
{
$query .= " ORDER BY ".$options['order_by'];
if(isset($options['order_dir']))
{
$query .= " ".my_strtoupper($options['order_dir']);
|
if(isset($options['order_by']))
{
$query .= " ORDER BY ".$options['order_by'];
if(isset($options['order_dir']))
{
$query .= " ".my_strtoupper($options['order_dir']);
|
}
}
| }
}
|
if(isset($options['limit_start']) && isset($options['limit']))
|
if(isset($options['limit_start']) && isset($options['limit']))
|
{
| {
|
$query .= " LIMIT ".$options['limit_start'].", ".$options['limit'];
|
$query .= " LIMIT ".$options['limit_start'].", ".$options['limit'];
|
}
| }
|
else if(isset($options['limit']))
{
$query .= " LIMIT ".$options['limit'];
| else if(isset($options['limit']))
{
$query .= " LIMIT ".$options['limit'];
|
| Zeile 737 | Zeile 742 |
|---|
/**
* 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 boolean Whether or not to return an insert id. True by default
* @return int The insert ID if available
*/
| *
* @param string $table The table name to perform the query on.
* @param array $array An array of fields and their values.
* @param boolean $insert_id Whether or not to return an insert id. True by default
* @return int|bool The insert ID if available. False on failure and true if $insert_id is false
*/
|
function insert_query($table, $array, $insert_id=true)
{
global $mybb;
| function insert_query($table, $array, $insert_id=true)
{
global $mybb;
|
| Zeile 785 | Zeile 790 |
|---|
/**
* 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)
|
{
global $mybb;
if(!is_array($array))
{
return false;
| {
global $mybb;
if(!is_array($array))
{
return;
|
}
// Field names
$fields = array_keys($array[0]);
| }
// Field names
$fields = array_keys($array[0]);
|
| Zeile 809 | Zeile 814 |
|---|
if(isset($mybb->binary_fields[$table][$field]) && $mybb->binary_fields[$table][$field])
{
$values[$field] = $value;
|
if(isset($mybb->binary_fields[$table][$field]) && $mybb->binary_fields[$table][$field])
{
$values[$field] = $value;
|
}
| }
|
else
{
$values[$field] = $this->quote_val($value);
| else
{
$values[$field] = $this->quote_val($value);
|
| Zeile 818 | Zeile 823 |
|---|
$insert_rows[] = "(".implode(",", $values).")";
}
$insert_rows = implode(", ", $insert_rows);
|
$insert_rows[] = "(".implode(",", $values).")";
}
$insert_rows = implode(", ", $insert_rows);
|
|
|
$this->write_query("
INSERT
INTO {$this->table_prefix}{$table} ({$fields})
VALUES {$insert_rows}
");
}
|
$this->write_query("
INSERT
INTO {$this->table_prefix}{$table} ({$fields})
VALUES {$insert_rows}
");
}
|
|
|
/**
* 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 844 | Zeile 849 |
|---|
{
return false;
}
|
{
return false;
}
|
|
|
$comma = "";
|
$comma = "";
|
$query = "";
$quote = "'";
| $query = "";
$quote = "'";
|
if($no_quote == true)
{
$quote = "";
| if($no_quote == true)
{
$quote = "";
|
| Zeile 878 | Zeile 883 |
|---|
");
}
|
");
}
|
| | /**
* @param int|string $value
* @param string $quote
*
* @return int|string
*/
|
private function quote_val($value, $quote="'")
{
if(is_int($value))
|
private function quote_val($value, $quote="'")
{
if(is_int($value))
|
{
| {
|
$quoted = $value;
}
else
| $quoted = $value;
}
else
|
| Zeile 895 | Zeile 906 |
|---|
/**
* 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 918 | Zeile 929 |
|---|
/**
* Escape a string according to the pg escape format.
*
|
/**
* Escape a string according to the pg 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 932 | Zeile 943 |
|---|
$string = addslashes($string);
}
return $string;
|
$string = addslashes($string);
}
return $string;
|
}
/**
* Frees the resources of a MySQLi query.
*
* @param object The query to destroy.
* @return boolean Returns true on success, false on faliure
*/
| }
/**
* Frees the resources of a PgSQL query.
*
* @param resource $query The query to destroy.
* @return boolean Returns true on success, false on failure
*/
|
function free_result($query)
|
function free_result($query)
|
{
| {
|
return pg_free_result($query);
}
/**
* Escape a string used within a like command.
*
|
return pg_free_result($query);
}
/**
* 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 $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));
|
* @return string The escaped string.
*/
function escape_string_like($string)
{
return $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));
|
}
| }
|
/**
* Gets the current version of PgSQL.
|
/**
* Gets the current version of PgSQL.
|
| Zeile 978 | Zeile 989 |
|---|
/**
* 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 987 | Zeile 998 |
|---|
/**
* 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 998 | Zeile 1009 |
|---|
/**
* 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 $table The name of the table.
|
* @return string The pg command to create the specified table.
*/
function show_create_table($table)
| * @return string The pg command to create the specified table.
*/
function show_create_table($table)
|
| Zeile 1038 | Zeile 1049 |
|---|
{
// Stored in the engine as bpchar, but in the CREATE TABLE statement it's char
$row['type'] = 'char';
|
{
// Stored in the engine as bpchar, but in the CREATE TABLE statement it's char
$row['type'] = 'char';
|
}
$line = " {$row['field']} {$row['type']}";
| }
$line = " {$row['field']} {$row['type']}";
|
if(strpos($row['type'], 'char') !== false)
|
if(strpos($row['type'], 'char') !== false)
|
{
| {
|
if($row['lengthvar'] > 0)
{
$line .= '('.($row['lengthvar'] - 4).')';
}
|
if($row['lengthvar'] > 0)
{
$line .= '('.($row['lengthvar'] - 4).')';
}
|
}
| }
|
if(strpos($row['type'], 'numeric') !== false)
{
$line .= '('.sprintf("%s,%s", (($row['lengthvar'] >> 16) & 0xffff), (($row['lengthvar'] - 4) & 0xffff)).')';
|
if(strpos($row['type'], 'numeric') !== false)
{
$line .= '('.sprintf("%s,%s", (($row['lengthvar'] >> 16) & 0xffff), (($row['lengthvar'] - 4) & 0xffff)).')';
|
}
| }
|
if(!empty($row['rowdefault']))
{
$line .= " DEFAULT {$row['rowdefault']}";
| if(!empty($row['rowdefault']))
{
$line .= " DEFAULT {$row['rowdefault']}";
|
| Zeile 1081 | Zeile 1092 |
|---|
");
$primary_key = array();
|
");
$primary_key = array();
|
| | $primary_key_name = '';
$unique_keys = array();
|
// We do this in two steps. It makes placing the comma easier
while($row = $this->fetch_array($query))
{
if($row['primary_key'] == 't')
|
// We do this in two steps. It makes placing the comma easier
while($row = $this->fetch_array($query))
{
if($row['primary_key'] == 't')
|
{
| {
|
$primary_key[] = $row['column_name'];
$primary_key_name = $row['index_name'];
}
|
$primary_key[] = $row['column_name'];
$primary_key_name = $row['index_name'];
}
|
}
|
if($row['unique_key'] == 't')
{
$unique_keys[$row['index_name']][] = $row['column_name'];
}
}
|
if(!empty($primary_key))
{
$lines[] = " CONSTRAINT $primary_key_name PRIMARY KEY (".implode(', ', $primary_key).")";
|
if(!empty($primary_key))
{
$lines[] = " CONSTRAINT $primary_key_name PRIMARY KEY (".implode(', ', $primary_key).")";
|
| | }
foreach($unique_keys as $key_name => $key_columns)
{
$lines[] = " CONSTRAINT $key_name UNIQUE (".implode(', ', $key_columns).")";
|
}
$table_lines .= implode(", \n", $lines);
| }
$table_lines .= implode(", \n", $lines);
|
| Zeile 1102 | Zeile 1126 |
|---|
return $table_lines;
}
|
return $table_lines;
}
|
|
|
/**
* 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)
{
| */
function show_fields_from($table)
{
|
| Zeile 1119 | Zeile 1143 |
|---|
FROM information_schema.columns
WHERE table_name = '{$this->table_prefix}{$table}'
");
|
FROM information_schema.columns
WHERE table_name = '{$this->table_prefix}{$table}'
");
|
| | $field_info = array();
|
while($field = $this->fetch_array($query))
|
while($field = $this->fetch_array($query))
|
{
| {
|
if($field['field'] == $primary_key)
{
$field['extra'] = 'auto_increment';
| if($field['field'] == $primary_key)
{
$field['extra'] = 'auto_increment';
|
| Zeile 1135 | Zeile 1160 |
|---|
/**
* 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 1147 | Zeile 1172 |
|---|
/**
* 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 1159 | Zeile 1184 |
|---|
/**
* 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 1170 | Zeile 1195 |
|---|
/**
* 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 $name The index name, optional.
* @return bool
|
*/
function create_fulltext_index($table, $column, $name="")
{
| */
function create_fulltext_index($table, $column, $name="")
{
|
| Zeile 1182 | Zeile 1208 |
|---|
/**
* 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 1196 | Zeile 1222 |
|---|
/**
* 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 $index The name of the index.
* @return bool Returns whether index exists
|
*/
function index_exists($table, $index)
{
| */
function index_exists($table, $index)
{
|
| Zeile 1222 | Zeile 1249 |
|---|
/**
* Drop an table with the specified table
*
|
/**
* Drop an table with the specified table
*
|
* @param string The name of the table.
* @param boolean hard drop - no checking
* @param boolean use table prefix
| * @param string $table The name of the table.
* @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 1262 | Zeile 1289 |
|---|
/**
* 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 1283 | Zeile 1311 |
|---|
/**
* Replace contents of table with values
*
|
/**
* Replace contents of table with values
*
|
* @param string The table
* @param array The replacements
* @param mixed The default field(s)
* @param boolean Whether or not to return an insert id. True by default
| * @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 int|resource|bool Returns either the insert id (if a new row is inserted and $insert_id is true), a boolean (if $insert_id is wrong) or the query resource (if a row is updated)
|
*/
function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
{
| */
function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
{
|
| Zeile 1303 | Zeile 1332 |
|---|
}
$update = false;
|
}
$update = false;
|
if(is_array($main_field) && !empty($main_field))
| $search_bit = array();
if(!is_array($main_field))
{
$main_field = array($main_field);
}
foreach($main_field as $field)
{
if(isset($mybb->binary_fields[$table][$field]) && $mybb->binary_fields[$table][$field])
{
$search_bit[] = "{$field} = ".$replacements[$field];
}
else
{
$search_bit[] = "{$field} = ".$this->quote_val($replacements[$field]);
}
}
$search_bit = implode(" AND ", $search_bit);
$query = $this->write_query("SELECT COUNT(".$main_field[0].") as count FROM {$this->table_prefix}{$table} WHERE {$search_bit} LIMIT 1");
if($this->fetch_field($query, "count") == 1)
|
{
|
{
|
$search_bit = array();
$string = '';
foreach($main_field as $field)
{
if(isset($mybb->binary_fields[$table][$field]) && $mybb->binary_fields[$table][$field])
{
$search_bit[] = "{$field} = ".$replacements[$field];
}
else
{
$search_bit[] = "{$field} = ".$this->quote_val($replacements[$field]);
}
}
$search_bit = implode(" AND ", $search_bit);
$query = $this->write_query("SELECT COUNT(".$main_field[0].") as count FROM {$this->table_prefix}{$table} WHERE {$search_bit} LIMIT 1");
if($this->fetch_field($query, "count") == 1)
{
$update = true;
}
}
| $update = true;
}
if($update === true)
{
return $this->update_query($table, $replacements, $search_bit);
}
|
else
{
|
else
{
|
$query = $this->write_query("SELECT {$main_field} FROM {$this->table_prefix}{$table}");
while($column = $this->fetch_array($query))
{
if($column[$main_field] == $replacements[$main_field])
{
$update = true;
break;
}
}
| return $this->insert_query($table, $replacements, $insert_id);
|
}
|
}
|
| | }
|
|
|
if($update === true)
{
if(is_array($main_field))
{
return $this->update_query($table, $replacements, $search_bit);
}
else
{
return $this->update_query($table, $replacements, "{$main_field}=".$this->quote_val($replacements[$main_field]));
}
}
else
{
return $this->insert_query($table, $replacements, $insert_id);
}
}
| /**
* @param string $table
* @param string $append
*
* @return string
*/
|
function build_fields_string($table, $append="")
{
$fields = $this->show_fields_from($table);
|
function build_fields_string($table, $append="")
{
$fields = $this->show_fields_from($table);
|
$comma = '';
| $comma = $fieldstring = '';
|
foreach($fields as $key => $field)
{
|
foreach($fields as $key => $field)
{
|
| Zeile 1374 | Zeile 1390 |
|---|
/**
* 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)
{
|
| Zeile 1385 | Zeile 1402 |
|---|
/**
* 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)
{
|
| Zeile 1397 | Zeile 1415 |
|---|
/**
* Modifies a column
*
|
/**
* Modifies a column
*
|
* @param string The table
* @param string The column name
* @param string the new column definition
* @param boolean Whether to drop or set a column
* @param boolean The new default value (if one is to be set)
| * @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, $new_default_value=false)
{
| */
function modify_column($table, $column, $new_definition, $new_not_null=false, $new_default_value=false)
{
|
| Zeile 1424 | Zeile 1443 |
|---|
$result2 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} {$set_drop} NOT NULL");
}
|
$result2 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} {$set_drop} NOT NULL");
}
|
if($new_default_value !== false)
| if($new_default_value !== null)
|
{
|
{
|
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} SET DEFAULT {$new_default_value}");
}
else
{
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} DROP DEFAULT");
| if($new_default_value !== false)
{
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} SET DEFAULT {$new_default_value}");
}
else
{
$result3 = $this->write_query("ALTER TABLE {$this->table_prefix}{$table} ALTER COLUMN {$column} DROP DEFAULT");
}
|
}
return $result1 && $result2 && $result3;
| }
return $result1 && $result2 && $result3;
|
| Zeile 1439 | Zeile 1461 |
|---|
/**
* 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 boolean Whether to drop or set a column
* @param boolean The new default value (if one is to be set)
| * @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, $new_not_null=false, $new_default_value=false)
{
| */
function rename_column($table, $old_column, $new_column, $new_definition, $new_not_null=false, $new_default_value=false)
{
|
| Zeile 1456 | Zeile 1479 |
|---|
/**
* 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 1466 | Zeile 1489 |
|---|
/**
* 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 1490 | Zeile 1513 |
|---|
/**
* 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 1500 | Zeile 1523 |
|---|
/**
* 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 1531 | Zeile 1554 |
|---|
/**
* 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 1542 | Zeile 1565 |
|---|
/**
* 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)
|