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<?php
/**
* PHPPgAdmin v6.0.0-RC1
*/
namespace PHPPgAdmin\Database;
/**
* @file
* PostgreSQL 8.2 support
*
* Id: Postgres82.php,v 1.10 2007/12/28 16:21:25 ioguix Exp $
*
* @package PHPPgAdmin
*/
class Postgres82 extends Postgres83
{
public $major_version = 8.2;
// Select operators
public $selectOps = [
'=' => 'i',
'!=' => 'i',
'<' => 'i',
'>' => 'i',
'<=' => 'i',
'>=' => 'i',
'<<' => 'i',
'>>' => 'i',
'<<=' => 'i',
'>>=' => 'i',
'LIKE' => 'i',
'NOT LIKE' => 'i',
'ILIKE' => 'i',
'NOT ILIKE' => 'i',
'SIMILAR TO' => 'i',
'NOT SIMILAR TO' => 'i',
'~' => 'i',
'!~' => 'i',
'~*' => 'i',
'!~*' => 'i',
'IS NULL' => 'p',
'IS NOT NULL' => 'p',
'IN' => 'x',
'NOT IN' => 'x',
];
// Database functions
/**
* Returns table locks information in the current database.
*
* @return \PHPPgAdmin\ADORecordSet A recordset
*/
public function getLocks()
{
$conf = $this->conf;
if (!$conf['show_system']) {
$where = 'AND pn.nspname NOT LIKE $$pg\_%$$';
} else {
$where = "AND nspname !~ '^pg_t(emp_[0-9]+|oast)$'";
}
$sql = "SELECT pn.nspname, pc.relname AS tablename, pl.transaction, pl.pid, pl.mode, pl.granted
FROM pg_catalog.pg_locks pl, pg_catalog.pg_class pc, pg_catalog.pg_namespace pn
WHERE pl.relation = pc.oid AND pc.relnamespace=pn.oid {$where}
ORDER BY nspname,tablename";
return $this->selectSet($sql);
}
// Sequence functions
/**
* Rename a sequence.
*
* @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
* @param string $name The new name for the sequence
*
* @return int 0 if operation was successful
*/
public function alterSequenceName($seqrs, $name)
{
/* vars are cleaned in _alterSequence */
if (!empty($name) && ($seqrs->fields['seqname'] != $name)) {
$f_schema = $this->_schema;
$this->fieldClean($f_schema);
$sql = "ALTER TABLE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" RENAME TO \"{$name}\"";
$status = $this->execute($sql);
if ($status == 0) {
$seqrs->fields['seqname'] = $name;
} else {
return $status;
}
}
return 0;
}
// View functions
/**
* Rename a view.
*
* @param \PHPPgAdmin\ADORecordSet $vwrs The view recordSet returned by getView()
* @param string $name The new view's name
*
* @return int -1 if Failed
*/
public function alterViewName($vwrs, $name)
{
// Rename (only if name has changed)
/* $vwrs and $name are cleaned in _alterView */
if (!empty($name) && ($name != $vwrs->fields['relname'])) {
$f_schema = $this->_schema;
$this->fieldClean($f_schema);
$sql = "ALTER TABLE \"{$f_schema}\".\"{$vwrs->fields['relname']}\" RENAME TO \"{$name}\"";
$status = $this->execute($sql);
if ($status == 0) {
$vwrs->fields['relname'] = $name;
} else {
return $status;
}
}
return 0;
}
// Trigger functions
/**
* Grabs a list of triggers on a table.
*
* @param string $table The name of a table whose triggers to retrieve
*
* @return \PHPPgAdmin\ADORecordSet A recordset
*/
public function getTriggers($table = '')
{
$c_schema = $this->_schema;
$this->clean($c_schema);
$this->clean($table);
$sql = "SELECT
t.tgname, pg_catalog.pg_get_triggerdef(t.oid) AS tgdef, t.tgenabled, p.oid AS prooid,
p.proname || ' (' || pg_catalog.oidvectortypes(p.proargtypes) || ')' AS proproto,
ns.nspname AS pronamespace
FROM pg_catalog.pg_trigger t, pg_catalog.pg_proc p, pg_catalog.pg_namespace ns
WHERE t.tgrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}'
AND relnamespace=(SELECT oid FROM pg_catalog.pg_namespace WHERE nspname='{$c_schema}'))
AND (NOT tgisconstraint OR NOT EXISTS
(SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
WHERE d.classid = t.tableoid AND d.objid = t.oid AND d.deptype = 'i' AND c.contype = 'f'))
AND p.oid=t.tgfoid
AND p.pronamespace = ns.oid";
return $this->selectSet($sql);
}
// Function functions
/**
* Returns all details for a particular function.
*
* @param int $function_oid
*
* @return \PHPPgAdmin\ADORecordSet Function info
*
* @internal param string The $func name of the function to retrieve
*/
public function getFunction($function_oid)
{
$this->clean($function_oid);
$sql = "SELECT
pc.oid AS prooid,
proname,
pg_catalog.pg_get_userbyid(proowner) AS proowner,
nspname as proschema,
lanname as prolanguage,
pg_catalog.format_type(prorettype, NULL) as proresult,
prosrc,
probin,
proretset,
proisstrict,
provolatile,
prosecdef,
pg_catalog.oidvectortypes(pc.proargtypes) AS proarguments,
proargnames AS proargnames,
pg_catalog.obj_description(pc.oid, 'pg_proc') AS procomment
FROM
pg_catalog.pg_proc pc, pg_catalog.pg_language pl, pg_catalog.pg_namespace pn
WHERE
pc.oid = '{$function_oid}'::oid
AND pc.prolang = pl.oid
AND pc.pronamespace = pn.oid
";
return $this->selectSet($sql);
}
/**
* Creates a new function.
*
* @param string $funcname The name of the function to create
* @param string $args A comma separated string of types
* @param string $returns The return type
* @param string $definition The definition for the new function
* @param string $language The language the function is written for
* @param array $flags An array of optional flags
* @param bool $setof True if it returns a set, false otherwise
* @param float $cost cost the planner should use in the function execution step
* @param int $rows number of rows planner should estimate will be returned
* @param string $comment The comment on the function
* @param bool $replace (optional) True if OR REPLACE, false for normal
*
* @return bool|int 0 success
*/
public function createFunction($funcname, $args, $returns, $definition, $language, $flags, $setof, $cost, $rows, $comment, $replace = false)
{
// Begin a transaction
$status = $this->beginTransaction();
if ($status != 0) {
$this->rollbackTransaction();
return -1;
}
$f_schema = $this->_schema;
$this->fieldClean($f_schema);
$this->fieldClean($funcname);
$this->clean($args);
$this->fieldClean($language);
$this->arrayClean($flags);
$sql = 'CREATE';
if ($replace) {
$sql .= ' OR REPLACE';
}
$sql .= " FUNCTION \"{$f_schema}\".\"{$funcname}\" (";
if ($args != '') {
$sql .= $args;
}
// For some reason, the returns field cannot have quotes...
$sql .= ') RETURNS ';
if ($setof) {
$sql .= 'SETOF ';
}
$sql .= "{$returns} AS ";
if (is_array($definition)) {
$this->arrayClean($definition);
$sql .= "'".$definition[0]."'";
if ($definition[1]) {
$sql .= ",'".$definition[1]."'";
}
} else {
$this->clean($definition);
$sql .= "'".$definition."'";
}
$sql .= " LANGUAGE \"{$language}\"";
// Add flags
foreach ($flags as $v) {
// Skip default flags
if ($v == '') {
continue;
}
$sql .= "\n{$v}";
}
$status = $this->execute($sql);
if ($status != 0) {
$this->rollbackTransaction();
return -3;
}
/* set the comment */
$status = $this->setComment('FUNCTION', "\"{$funcname}\"({$args})", null, $comment);
if ($status != 0) {
$this->rollbackTransaction();
return -4;
}
return $this->endTransaction();
}
// Index functions
/**
* Clusters an index.
*
* @param string $table The table the index is on
* @param string $index The name of the index
*
* @return array 0 if operation was successful
*/
public function clusterIndex($table = '', $index = '')
{
$sql = 'CLUSTER';
// We don't bother with a transaction here, as there's no point rolling
// back an expensive cluster if a cheap analyze fails for whatever reason
if (!empty($table)) {
$f_schema = $this->_schema;
$this->fieldClean($f_schema);
$this->fieldClean($table);
if (!empty($index)) {
$this->fieldClean($index);
$sql .= " \"{$index}\" ON \"{$f_schema}\".\"{$table}\"";
} else {
$sql .= " \"{$f_schema}\".\"{$table}\"";
}
}
$status = $this->execute($sql);
return [$status, $sql];
}
// Operator functions
/**
* Returns all details for a particular operator.
*
* @param int $operator_oid The oid of the operator
*
* @return \PHPPgAdmin\ADORecordSet Function info
*/
public function getOperator($operator_oid)
{
$this->clean($operator_oid);
$sql = "
SELECT
po.oid, po.oprname,
oprleft::pg_catalog.regtype AS oprleftname,
oprright::pg_catalog.regtype AS oprrightname,
oprresult::pg_catalog.regtype AS resultname,
po.oprcanhash,
oprcom::pg_catalog.regoperator AS oprcom,
oprnegate::pg_catalog.regoperator AS oprnegate,
oprlsortop::pg_catalog.regoperator AS oprlsortop,
oprrsortop::pg_catalog.regoperator AS oprrsortop,
oprltcmpop::pg_catalog.regoperator AS oprltcmpop,
oprgtcmpop::pg_catalog.regoperator AS oprgtcmpop,
po.oprcode::pg_catalog.regproc AS oprcode,
po.oprrest::pg_catalog.regproc AS oprrest,
po.oprjoin::pg_catalog.regproc AS oprjoin
FROM
pg_catalog.pg_operator po
WHERE
po.oid='{$operator_oid}'
";
return $this->selectSet($sql);
}
// Operator Class functions
/**
* Gets all opclasses.
*
* @return \PHPPgAdmin\ADORecordSet A recordset
*/
public function getOpClasses()
{
$c_schema = $this->_schema;
$this->clean($c_schema);
$sql = "
SELECT
pa.amname,
po.opcname,
po.opcintype::pg_catalog.regtype AS opcintype,
po.opcdefault,
pg_catalog.obj_description(po.oid, 'pg_opclass') AS opccomment
FROM
pg_catalog.pg_opclass po, pg_catalog.pg_am pa, pg_catalog.pg_namespace pn
WHERE
po.opcamid=pa.oid
AND po.opcnamespace=pn.oid
AND pn.nspname='{$c_schema}'
ORDER BY 1,2
";
return $this->selectSet($sql);
}
// Capabilities
public function hasCreateTableLikeWithIndexes()
{
return false;
}
public function hasEnumTypes()
{
return false;
}
public function hasFTS()
{
return false;
}
public function hasFunctionCosting()
{
return false;
}
public function hasFunctionGUC()
{
return false;
}
public function hasVirtualTransactionId()
{
return false;
}
}
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