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<?php
/**
* PHPPgAdmin v6.0.0-beta.50
*/
namespace PHPPgAdmin\Database;
/**
* @file
* PostgreSQL 8.1 support
*
* Id: Postgres81.php,v 1.21 2008/01/19 13:46:15 ioguix Exp $
*
* @package PHPPgAdmin
*/
class Postgres81 extends Postgres82
{
public $major_version = 8.1;
// List of all legal privileges that can be applied to different types
// of objects.
public $privlist = [
'table' => ['SELECT', 'INSERT', 'UPDATE', 'DELETE', 'RULE', 'REFERENCES', 'TRIGGER', 'ALL PRIVILEGES'],
'view' => ['SELECT', 'INSERT', 'UPDATE', 'DELETE', 'RULE', 'REFERENCES', 'TRIGGER', 'ALL PRIVILEGES'],
'sequence' => ['SELECT', 'UPDATE', 'ALL PRIVILEGES'],
'database' => ['CREATE', 'TEMPORARY', 'ALL PRIVILEGES'],
'function' => ['EXECUTE', 'ALL PRIVILEGES'],
'language' => ['USAGE', 'ALL PRIVILEGES'],
'schema' => ['CREATE', 'USAGE', 'ALL PRIVILEGES'],
'tablespace' => ['CREATE', 'ALL PRIVILEGES'],
];
// List of characters in acl lists and the privileges they
// refer to.
public $privmap = [
'r' => 'SELECT',
'w' => 'UPDATE',
'a' => 'INSERT',
'd' => 'DELETE',
'R' => 'RULE',
'x' => 'REFERENCES',
't' => 'TRIGGER',
'X' => 'EXECUTE',
'U' => 'USAGE',
'C' => 'CREATE',
'T' => 'TEMPORARY',
];
// Array of allowed index types
public $typIndexes = ['BTREE', 'RTREE', 'GIST', 'HASH'];
// Database functions
/**
* Returns all databases available on the server.
*
* @param null|string $currentdatabase
*
* @return \PHPPgAdmin\ADORecordSet A list of databases, sorted alphabetically
*/
public function getDatabases($currentdatabase = null)
{
$conf = $this->conf;
$server_info = $this->server_info;
if (isset($conf['owned_only']) && $conf['owned_only'] && !$this->isSuperUser()) {
$username = $server_info['username'];
$this->clean($username);
$clause = " AND pr.rolname='{$username}'";
} else {
$clause = '';
}
if ($currentdatabase !== null) {
$this->clean($currentdatabase);
$orderby = "ORDER BY pdb.datname = '{$currentdatabase}' DESC, pdb.datname";
} else {
$orderby = 'ORDER BY pdb.datname';
}
if (!$conf['show_system']) {
$where = ' AND NOT pdb.datistemplate';
} else {
$where = ' AND pdb.datallowconn';
}
$sql = "SELECT
pdb.datname AS datname,
pr.rolname AS datowner, pg_encoding_to_char(encoding) AS datencoding,
(SELECT description FROM pg_catalog.pg_description pd WHERE pdb.oid=pd.objoid) AS datcomment,
(SELECT spcname FROM pg_catalog.pg_tablespace pt WHERE pt.oid=pdb.dattablespace) AS tablespace,
pg_catalog.pg_database_size(pdb.oid) as dbsize
FROM pg_catalog.pg_database pdb LEFT JOIN pg_catalog.pg_roles pr ON (pdb.datdba = pr.oid)
WHERE true
{$where}
{$clause}
{$orderby}";
return $this->selectSet($sql);
}
/**
* Alters a database
* the multiple return vals are for postgres 8+ which support more functionality in alter database.
*
* @param string $dbName The name of the database
* @param string $newName new name for the database
* @param string $newOwner The new owner for the database
* @param string $comment
*
* @return bool|int 0 success
*/
public function alterDatabase($dbName, $newName, $newOwner = '', $comment = '')
{
$this->clean($dbName);
$this->clean($newName);
$this->clean($newOwner);
$this->clean($comment);
//ignore $comment, not supported pre 8.2
$status = $this->beginTransaction();
if ($status != 0) {
$this->rollbackTransaction();
return -1;
}
if ($dbName != $newName) {
$status = $this->alterDatabaseRename($dbName, $newName);
if ($status != 0) {
$this->rollbackTransaction();
return -3;
}
}
$status = $this->alterDatabaseOwner($newName, $newOwner);
if ($status != 0) {
$this->rollbackTransaction();
return -2;
}
return $this->endTransaction();
}
// Autovacuum functions
public function saveAutovacuum(
$table,
$vacenabled,
$vacthreshold,
$vacscalefactor,
$anathresold,
$anascalefactor,
$vaccostdelay,
$vaccostlimit
) {
$defaults = $this->getAutovacuum();
$c_schema = $this->_schema;
$this->clean($c_schema);
$this->clean($table);
$rs = $this->selectSet("
SELECT c.oid
FROM pg_catalog.pg_class AS c
LEFT JOIN pg_catalog.pg_namespace AS n ON (n.oid=c.relnamespace)
WHERE
c.relname = '{$table}' AND n.nspname = '{$c_schema}'
");
if ($rs->EOF) {
return -1;
}
$toid = $rs->fields('oid');
unset($rs);
if (empty($_POST['autovacuum_vacuum_threshold'])) {
$_POST['autovacuum_vacuum_threshold'] = $defaults['autovacuum_vacuum_threshold'];
}
if (empty($_POST['autovacuum_vacuum_scale_factor'])) {
$_POST['autovacuum_vacuum_scale_factor'] = $defaults['autovacuum_vacuum_scale_factor'];
}
if (empty($_POST['autovacuum_analyze_threshold'])) {
$_POST['autovacuum_analyze_threshold'] = $defaults['autovacuum_analyze_threshold'];
}
if (empty($_POST['autovacuum_analyze_scale_factor'])) {
$_POST['autovacuum_analyze_scale_factor'] = $defaults['autovacuum_analyze_scale_factor'];
}
if (empty($_POST['autovacuum_vacuum_cost_delay'])) {
$_POST['autovacuum_vacuum_cost_delay'] = $defaults['autovacuum_vacuum_cost_delay'];
}
if (empty($_POST['autovacuum_vacuum_cost_limit'])) {
$_POST['autovacuum_vacuum_cost_limit'] = $defaults['autovacuum_vacuum_cost_limit'];
}
$rs = $this->selectSet("SELECT vacrelid
FROM \"pg_catalog\".\"pg_autovacuum\"
WHERE vacrelid = {$toid};");
$status = -1; // ini
if ($rs->RecordCount() and ($rs->fields['vacrelid'] == $toid)) {
// table exists in pg_autovacuum, UPDATE
$sql = sprintf(
"UPDATE \"pg_catalog\".\"pg_autovacuum\" SET
enabled = '%s',
vac_base_thresh = %s,
vac_scale_factor = %s,
anl_base_thresh = %s,
anl_scale_factor = %s,
vac_cost_delay = %s,
vac_cost_limit = %s
WHERE vacrelid = {$toid};
",
($_POST['autovacuum_enabled'] == 'on') ? 't' : 'f',
$_POST['autovacuum_vacuum_threshold'],
$_POST['autovacuum_vacuum_scale_factor'],
$_POST['autovacuum_analyze_threshold'],
$_POST['autovacuum_analyze_scale_factor'],
$_POST['autovacuum_vacuum_cost_delay'],
$_POST['autovacuum_vacuum_cost_limit']
);
$status = $this->execute($sql);
} else {
// table doesn't exists in pg_autovacuum, INSERT
$sql = sprintf(
"INSERT INTO \"pg_catalog\".\"pg_autovacuum\"
VALUES (%s, '%s', %s, %s, %s, %s, %s, %s)",
$toid,
($_POST['autovacuum_enabled'] == 'on') ? 't' : 'f',
$_POST['autovacuum_vacuum_threshold'],
$_POST['autovacuum_vacuum_scale_factor'],
$_POST['autovacuum_analyze_threshold'],
$_POST['autovacuum_analyze_scale_factor'],
$_POST['autovacuum_vacuum_cost_delay'],
$_POST['autovacuum_vacuum_cost_limit']
);
$status = $this->execute($sql);
}
return $status;
}
/**
* Returns all available process information.
*
* @param null|string $database (optional) Find only connections to specified database
*
* @return \PHPPgAdmin\ADORecordSet A recordset
*/
public function getProcesses($database = null)
{
if ($database === null) {
$sql = "SELECT datname, usename, procpid AS pid, current_query AS query, query_start,
case when (select count(*) from pg_locks where pid=pg_stat_activity.procpid and granted is false) > 0 then 't' else 'f' end as waiting
FROM pg_catalog.pg_stat_activity
ORDER BY datname, usename, procpid";
} else {
$this->clean($database);
$sql = "SELECT datname, usename, procpid AS pid, current_query AS query, query_start
case when (select count(*) from pg_locks where pid=pg_stat_activity.procpid and granted is false) > 0 then 't' else 'f' end as waiting
FROM pg_catalog.pg_stat_activity
WHERE datname='{$database}'
ORDER BY usename, procpid";
}
return $this->selectSet($sql);
}
// Tablespace functions
/**
* Retrieves a tablespace's information.
*
* @param string $spcname namespace
*
* @return \PHPPgAdmin\ADORecordSet A recordset
*/
public function getTablespace($spcname)
{
$this->clean($spcname);
$sql = "SELECT spcname, pg_catalog.pg_get_userbyid(spcowner) AS spcowner, spclocation
FROM pg_catalog.pg_tablespace WHERE spcname='{$spcname}'";
return $this->selectSet($sql);
}
/**
* Retrieves information for all tablespaces.
*
* @param bool $all Include all tablespaces (necessary when moving objects back to the default space)
*
* @return \PHPPgAdmin\ADORecordSet A recordset
*/
public function getTablespaces($all = false)
{
$conf = $this->conf;
$sql = 'SELECT spcname, pg_catalog.pg_get_userbyid(spcowner) AS spcowner, spclocation
FROM pg_catalog.pg_tablespace';
if (!$conf['show_system'] && !$all) {
$sql .= ' WHERE spcname NOT LIKE $$pg\_%$$';
}
$sql .= ' ORDER BY spcname';
return $this->selectSet($sql);
}
// Capabilities
public function hasCreateTableLikeWithConstraints()
{
return false;
}
public function hasSharedComments()
{
return false;
}
public function hasConcurrentIndexBuild()
{
return false;
}
}
|