| Zeile 6 | Zeile 6 |
|---|
* Website: http://www.mybboard.com
* License: http://www.mybboard.com/license.php
*
|
* Website: http://www.mybboard.com
* License: http://www.mybboard.com/license.php
*
|
* $Id: db_pgsql.php 3902 2008-06-11 02:21:37Z Tikitiki $
| * $Id: db_pgsql.php 5379 2011-02-21 11:06:42Z Tomm $
|
*/
class DB_PgSQL
| */
class DB_PgSQL
|
| Zeile 157 | Zeile 157 |
|---|
{
$connections['read'][] = $config;
}
|
{
$connections['read'][] = $config;
}
|
| | else
|
// Connecting to more than one server
{
// Specified multiple servers, but no specific read/write servers
if(!array_key_exists('read', $config))
|
// Connecting to more than one server
{
// Specified multiple servers, but no specific read/write servers
if(!array_key_exists('read', $config))
|
{
| {
|
foreach($config as $key => $settings)
{
if(is_int($key)) $connections['read'][] = $settings;
| foreach($config as $key => $settings)
{
if(is_int($key)) $connections['read'][] = $settings;
|
| Zeile 171 | Zeile 172 |
|---|
else
{
$connections = $config;
|
else
{
$connections = $config;
|
}
}
| }
}
|
$this->db_encoding = $config['encoding'];
|
$this->db_encoding = $config['encoding'];
|
| Zeile 204 | Zeile 205 |
|---|
}
$link = $type."_link";
|
}
$link = $type."_link";
|
|
|
$this->get_execution_time();
|
$this->get_execution_time();
|
|
|
$this->connect_string = "dbname={$single_connection['database']} user={$single_connection['username']}";
|
$this->connect_string = "dbname={$single_connection['database']} user={$single_connection['username']}";
|
|
|
if(strpos($single_connection['hostname'], ':') !== false)
|
if(strpos($single_connection['hostname'], ':') !== false)
|
{
| {
|
list($single_connection['hostname'], $single_connection['port']) = explode(':', $single_connection['hostname']);
|
list($single_connection['hostname'], $single_connection['port']) = explode(':', $single_connection['hostname']);
|
}
| }
|
if($single_connection['port'])
{
|
if($single_connection['port'])
{
|
$this->connect_string .= "port={$single_connection['port']} ";
}
if($single_connection['hostname'] != "localhost")
{
$this->connect_string .= "host={$single_connection['hostname']} ";
| $this->connect_string .= " port={$single_connection['port']}";
}
if($single_connection['hostname'] != "")
{
$this->connect_string .= " host={$single_connection['hostname']}";
|
}
if($single_connection['password'])
| }
if($single_connection['password'])
|
| Zeile 288 | Zeile 289 |
|---|
if(strtolower(substr(ltrim($string), 0, 5)) == 'alter')
{
$string = preg_replace("#\sAFTER\s([a-z_]+?)(;*?)$#i", "", $string);
|
if(strtolower(substr(ltrim($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 && $this->write_link)
| }
if($write_query && $this->write_link)
|
| Zeile 463 | Zeile 468 |
|---|
// Do we not have a primary field?
if(!$field)
|
// Do we not have a primary field?
if(!$field)
|
{
| {
|
return;
}
| return;
}
|
| Zeile 481 | Zeile 486 |
|---|
if($this->write_link)
{
@pg_close($this->write_link);
|
if($this->write_link)
{
@pg_close($this->write_link);
|
}
| }
|
}
/**
| }
/**
|
| Zeile 518 | Zeile 523 |
|---|
else
{
return pg_last_error();
|
else
{
return pg_last_error();
|
}
}
| }
}
|
/**
* Output a database error.
|
/**
* Output a database error.
|
| Zeile 557 | Zeile 562 |
|---|
/**
* Returns the number of affected rows in a query.
|
/**
* Returns the number of affected rows in a query.
|
*
| *
|
* @return int The number of affected rows.
|
* @return int The number of affected rows.
|
*/
| */
|
function affected_rows()
|
function affected_rows()
|
{
| {
|
return pg_affected_rows($this->current_link);
|
return pg_affected_rows($this->current_link);
|
}
/**
| }
/**
|
* Return the number of fields.
*
* @param resource The query ID.
| * Return the number of fields.
*
* @param resource The query ID.
|
| Zeile 574 | Zeile 579 |
|---|
function num_fields($query)
{
return pg_num_fields($query);
|
function num_fields($query)
{
return pg_num_fields($query);
|
}
/**
| }
/**
|
* Lists all functions in the database.
*
* @param string The database name.
| * Lists all functions in the database.
*
* @param string The database name.
|
| Zeile 614 | Zeile 619 |
|---|
$this->error_reporting = 0;
// Execute on slave server to ensure if we've just created a table that we get the correct result
|
$this->error_reporting = 0;
// Execute on slave server to ensure if we've just created a table that we get the correct result
|
$query = $this->write_query("SELECT COUNT(table_name) as table_names FROM information_schema.tables WHERE table_schema = 'public' AND table_name='{$this->table_prefix}{$table}'");
| $query = $this->write_query("SELECT COUNT(table_name) as table_names FROM information_schema.tables WHERE table_schema = 'public' AND table_name='{$this->table_prefix}{$table}'");
|
$exists = $this->fetch_field($query, 'table_names');
$this->error_reporting = $err;
| $exists = $this->fetch_field($query, 'table_names');
$this->error_reporting = $err;
|
| Zeile 647 | Zeile 652 |
|---|
$this->error_reporting = $err;
if($exists > 0)
|
$this->error_reporting = $err;
if($exists > 0)
|
{
return true;
}
else
{
return false;
}
| {
return true;
}
else
{
return false;
}
|
}
/**
| }
/**
|
| Zeile 672 | Zeile 677 |
|---|
else
{
$shutdown_queries[] = $query;
|
else
{
$shutdown_queries[] = $query;
|
}
| }
|
}
|
}
|
|
|
/**
* Performs a simple select query.
*
| /**
* Performs a simple select query.
*
|
| Zeile 690 | Zeile 695 |
|---|
if($conditions != "")
{
$query .= " WHERE ".$conditions;
|
if($conditions != "")
{
$query .= " WHERE ".$conditions;
|
}
| }
|
if(isset($options['order_by']))
{
$query .= " ORDER BY ".$options['order_by'];
| if(isset($options['order_by']))
{
$query .= " ORDER BY ".$options['order_by'];
|
| Zeile 718 | Zeile 723 |
|---|
*
* @param string The table name to perform the query on.
* @param array An array of fields and their values.
|
*
* @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
*/
|
* @return int The insert ID if available
*/
|
function insert_query($table, $array)
| function insert_query($table, $array, $insert_id=true)
|
{
if(!is_array($array))
{
| {
if(!is_array($array))
{
|
| Zeile 733 | Zeile 739 |
|---|
INTO {$this->table_prefix}{$table} (".$fields.")
VALUES ('".$values."')
");
|
INTO {$this->table_prefix}{$table} (".$fields.")
VALUES ('".$values."')
");
|
return $this->insert_id();
|
if($insert_id != false)
{
return $this->insert_id();
}
else
{
return true;
}
|
}
/**
| }
/**
|
| Zeile 769 | Zeile 783 |
|---|
/**
* Build an insert query from an array.
|
/**
* Build an insert query from an array.
|
*
| *
|
* @param string The table name to perform the query on.
* @param array An array of fields and their values.
* @return string The query string.
| * @param string The table name to perform the query on.
* @param array An array of fields and their values.
* @return string The query string.
|
| Zeile 805 | Zeile 819 |
|---|
* @return resource The query data.
*/
function update_query($table, $array, $where="", $limit="")
|
* @return resource The query data.
*/
function update_query($table, $array, $where="", $limit="")
|
{
if(!is_array($array))
{
| {
if(!is_array($array))
{
|
return false;
|
return false;
|
}
| }
|
$comma = "";
$query = "";
foreach($array as $field => $value)
{
$query .= $comma.$field."='".$value."'";
$comma = ", ";
|
$comma = "";
$query = "";
foreach($array as $field => $value)
{
$query .= $comma.$field."='".$value."'";
$comma = ", ";
|
}
| }
|
if(!empty($where))
{
$query .= " WHERE $where";
| if(!empty($where))
{
$query .= " WHERE $where";
|
| Zeile 824 | Zeile 838 |
|---|
return $this->write_query("
UPDATE {$this->table_prefix}$table
SET $query
|
return $this->write_query("
UPDATE {$this->table_prefix}$table
SET $query
|
");
}
| ");
}
|
/**
* Build an update query from an array.
|
/**
* Build an update query from an array.
|
| Zeile 919 | Zeile 933 |
|---|
function escape_string_like($string)
{
return $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));
|
function escape_string_like($string)
{
return $this->escape_string(str_replace(array('%', '_') , array('\\%' , '\\_') , $string));
|
}
/**
| }
/**
|
* Gets the current version of PgSQL.
*
* @return string Version of PgSQL.
| * Gets the current version of PgSQL.
*
* @return string Version of PgSQL.
|
| Zeile 937 | Zeile 951 |
|---|
{
$version = pg_version($this->current_link);
|
{
$version = pg_version($this->current_link);
|
$this->version = $version['client'];
| $this->version = $version['server'];
|
}
else
{
| }
else
{
|
| Zeile 957 | Zeile 971 |
|---|
*/
function optimize_table($table)
{
|
*/
function optimize_table($table)
{
|
$this->write_query("OPTIMIZE TABLE ".$this->table_prefix.$table."");
| $this->write_query("VACUUM ".$this->table_prefix.$table."");
|
}
/**
| }
/**
|
| Zeile 967 | Zeile 981 |
|---|
*/
function analyze_table($table)
{
|
*/
function analyze_table($table)
{
|
$this->write_query("ANALYZE TABLE ".$this->table_prefix.$table."");
| $this->write_query("ANALYZE ".$this->table_prefix.$table."");
|
}
/**
| }
/**
|
| Zeile 988 | Zeile 1002 |
|---|
");
$lines = array();
|
");
$lines = array();
|
$lines[] = "CREATE TABLE {$this->table_prefix}{$table} (\n";
| $table_lines = "CREATE TABLE {$this->table_prefix}{$table} (\n";
|
while($row = $this->fetch_array($query))
{
|
while($row = $this->fetch_array($query))
{
|
| Zeile 1001 | Zeile 1015 |
|---|
");
if(!$query2)
|
");
if(!$query2)
|
{
| {
|
unset($row['rowdefault']);
}
else
| unset($row['rowdefault']);
}
else
|
| Zeile 1072 | Zeile 1086 |
|---|
$lines[] = " CONSTRAINT $primary_key_name PRIMARY KEY (".implode(', ', $primary_key).")";
}
|
$lines[] = " CONSTRAINT $primary_key_name PRIMARY KEY (".implode(', ', $primary_key).")";
}
|
$table .= implode(", \n", $lines);
$table .= "\n);\n";
| $table_lines .= implode(", \n", $lines);
$table_lines .= "\n)\n";
|
|
|
return $table;
| return $table_lines;
|
}
/**
* Show the "show fields from" command for a specific table.
|
}
/**
* Show the "show fields from" command for a specific table.
|
*
| *
|
* @param string The name of the table.
* @return string Field info for that table
*/
| * @param string The name of the table.
* @return string Field info for that table
*/
|
| Zeile 1099 | Zeile 1113 |
|---|
if($field['field'] == $primary_key)
{
$field['extra'] = 'auto_increment';
|
if($field['field'] == $primary_key)
{
$field['extra'] = 'auto_increment';
|
}
| }
|
$field_info[] = array('Extra' => $field['extra'], 'Field' => $field['field']);
}
return $field_info;
|
$field_info[] = array('Extra' => $field['extra'], 'Field' => $field['field']);
}
return $field_info;
|
}
| }
|
/**
* Returns whether or not the table contains a fulltext index.
*
| /**
* Returns whether or not the table contains a fulltext index.
*
|
| Zeile 1115 | Zeile 1129 |
|---|
* @return boolean True or false if the table has a fulltext index or not.
*/
function is_fulltext($table, $index="")
|
* @return boolean True or false if the table has a fulltext index or not.
*/
function is_fulltext($table, $index="")
|
{
return false;
}
| {
return false;
}
|
/**
* Returns whether or not this database engine supports fulltext indexing.
*
| /**
* Returns whether or not this database engine supports fulltext indexing.
*
|
| Zeile 1156 | Zeile 1170 |
|---|
/**
* Drop an index with the specified name from the specified table
|
/**
* Drop an index with the specified name from the specified table
|
*
* @param string The name of the table.
* @param string The name of the index.
*/
| *
* @param string The name of the table.
* @param string The name of the index.
*/
|
function drop_index($table, $name)
|
function drop_index($table, $name)
|
{
| {
|
$this->write_query("
ALTER TABLE {$this->table_prefix}$table
DROP INDEX $name
");
|
$this->write_query("
ALTER TABLE {$this->table_prefix}$table
DROP INDEX $name
");
|
| | }
/**
* Checks to see if an index exists on a specified table
*
* @param string The name of the table.
* @param string The name of the index.
*/
function index_exists($table, $index)
{
$err = $this->error_reporting;
$this->error_reporting = 0;
$query = $this->write_query("SELECT * FROM pg_indexes WHERE tablename='".$this->escape_string($this->table_prefix.$table)."'");
$exists = $this->fetch_field($query, $index);
$this->error_reporting = $err;
if($exists)
{
return true;
}
else
{
return false;
}
|
}
/**
| }
/**
|
| Zeile 1191 | Zeile 1231 |
|---|
if($this->table_exists($table))
{
$this->write_query('DROP TABLE '.$table_prefix.$table);
|
if($this->table_exists($table))
{
$this->write_query('DROP TABLE '.$table_prefix.$table);
|
}
}
else
{
| }
}
else
{
|
$this->write_query('DROP TABLE '.$table_prefix.$table);
}
}
| $this->write_query('DROP TABLE '.$table_prefix.$table);
}
}
|
| Zeile 1204 | Zeile 1244 |
|---|
*
* @param string The table
* @param array The replacements
|
*
* @param string The table
* @param array The replacements
|
| | * @param string The default field
* @param boolean Whether or not to return an insert id. True by default
|
*/
|
*/
|
function replace_query($table, $replacements=array(), $default_field="")
| function replace_query($table, $replacements=array(), $default_field="", $insert_id=true)
|
{
$i = 0;
| {
$i = 0;
|
| Zeile 1219 | Zeile 1261 |
|---|
$main_field = $default_field;
}
|
$main_field = $default_field;
}
|
| | $update = false;
|
$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])
{
|
$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])
{
|
++$i;
| $update = true;
break;
|
}
|
}
|
}
| }
|
|
|
if($i > 0)
{
| if($update === true)
{
|
return $this->update_query($table, $replacements, "{$main_field}='".$replacements[$main_field]."'");
|
return $this->update_query($table, $replacements, "{$main_field}='".$replacements[$main_field]."'");
|
}
else
{
return $this->insert_query($table, $replacements);
}
| }
else
{
return $this->insert_query($table, $replacements, $insert_id);
}
|
}
/**
| }
/**
|
| Zeile 1246 | Zeile 1290 |
|---|
* @param array The replacements
*/
function build_replace_query($table, $replacements=array(), $default_field="")
|
* @param array The replacements
*/
function build_replace_query($table, $replacements=array(), $default_field="")
|
{
$i = 0;
| {
|
if($default_field == "")
|
if($default_field == "")
|
{
| {
|
$query = $this->write_query("SELECT column_name FROM information_schema.constraint_column_usage WHERE table_name = '{$this->table_prefix}{$table}' and constraint_name = '{$this->table_prefix}{$table}_pkey' LIMIT 1");
$main_field = $this->fetch_field($query, 'column_name');
}
|
$query = $this->write_query("SELECT column_name FROM information_schema.constraint_column_usage WHERE table_name = '{$this->table_prefix}{$table}' and constraint_name = '{$this->table_prefix}{$table}_pkey' LIMIT 1");
$main_field = $this->fetch_field($query, 'column_name');
}
|
else
{
$main_field = $default_field;
}
$query = $this->write_query("SELECT {$main_field} FROM {$this->table_prefix}{$table}");
| else
{
$main_field = $default_field;
}
$update = false;
$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])
{
|
while($column = $this->fetch_array($query))
{
if($column[$main_field] == $replacements[$main_field])
{
|
++$i;
| $update = true;
break;
|
}
}
|
}
}
|
if($i > 0)
| if($update === true)
|
{
return $this->build_update_query($table, $replacements, "{$main_field}='".$replacements[$main_field]."'");
}
else
{
return $this->build_insert_query($table, $replacements);
|
{
return $this->build_update_query($table, $replacements, "{$main_field}='".$replacements[$main_field]."'");
}
else
{
return $this->build_insert_query($table, $replacements);
|
}
| }
|
}
function build_fields_string($table, $append="")
| }
function build_fields_string($table, $append="")
|
| Zeile 1295 | Zeile 1340 |
|---|
/**
* Sets the table prefix used by the simple select, insert, update and delete functions
|
/**
* Sets the table prefix used by the simple select, insert, update and delete functions
|
*
| *
|
* @param string The new table prefix
*/
function set_table_prefix($prefix)
| * @param string The new table prefix
*/
function set_table_prefix($prefix)
|
| Zeile 1314 | Zeile 1359 |
|---|
if($table != '')
{
$query = $this->query("SELECT reltuples, relpages FROM pg_class WHERE relname = '".$this->table_prefix.$table."'");
|
if($table != '')
{
$query = $this->query("SELECT reltuples, relpages FROM pg_class WHERE relname = '".$this->table_prefix.$table."'");
|
}
| }
|
else
{
$query = $this->query("SELECT reltuples, relpages FROM pg_class");
| else
{
$query = $this->query("SELECT reltuples, relpages FROM pg_class");
|
| Zeile 1333 | Zeile 1378 |
|---|
* @return array Array of supported character sets with array key being the name, array value being display name. False if unsupported
*/
function fetch_db_charsets()
|
* @return array Array of supported character sets with array key being the name, array value being display name. False if unsupported
*/
function fetch_db_charsets()
|
{
return false;
}
| {
return false;
}
|
/**
* Fetch a database collation for a particular database character set
*
| /**
* Fetch a database collation for a particular database character set
*
|
| Zeile 1352 | Zeile 1397 |
|---|
* Fetch a character set/collation string for use with CREATE TABLE statements. Uses current DB encoding
*
* @return string The built string, empty if unsupported
|
* Fetch a character set/collation string for use with CREATE TABLE statements. Uses current DB encoding
*
* @return string The built string, empty if unsupported
|
*/
| */
|
function build_create_table_collation()
{
return '';
| function build_create_table_collation()
{
return '';
|
| Zeile 1387 | Zeile 1432 |
|---|
}
}
|
}
}
|
if(!class_exists('databaseEngine'))
{
class databaseEngine extends DB_PgSQL {
}
}
| |
?>
| ?>
|