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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Functionality for the navigation tree
*
* @package PhpMyAdmin-Navigation
*/
if (! defined('PHPMYADMIN')) {
exit;
}
/**
* Represents a database node in the navigation tree
*
* @package PhpMyAdmin-Navigation
*/
class Node_Database extends Node
{
/**
* The number of hidden items in this database
*
* @var int
*/
protected $hiddenCount = 0;
/**
* Initialises the class
*
* @param string $name An identifier for the new node
* @param int $type Type of node, may be one of CONTAINER or OBJECT
* @param bool $is_group Whether this object has been created
* while grouping nodes
*/
public function __construct($name, $type = Node::OBJECT, $is_group = false)
{
parent::__construct($name, $type, $is_group);
$this->icon = PMA_Util::getImage(
's_db.png',
__('Database operations')
);
$script_name = PMA_Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabDatabase'], 'database'
);
$this->links = array(
'text' => $script_name
. '?server=' . $GLOBALS['server']
. '&db=%1$s&token=' . $_SESSION[' PMA_token '],
'icon' => 'db_operations.php?server=' . $GLOBALS['server']
. '&db=%1$s&token=' . $_SESSION[' PMA_token '],
'title' => __('Structure')
);
$this->classes = 'database';
}
/**
* Returns the number of children of type $type present inside this container
* This method is overridden by the Node_Database and Node_Table classes
*
* @param string $type The type of item we are looking for
* ('tables', 'views', etc)
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
public function getPresence($type = '', $searchClause = '', $singleItem = false)
{
$retval = 0;
switch ($type) {
case 'tables':
$retval = $this->_getTableCount($searchClause, $singleItem);
break;
case 'views':
$retval = $this->_getViewCount($searchClause, $singleItem);
break;
case 'procedures':
$retval = $this->_getProcedureCount($searchClause, $singleItem);
break;
case 'functions':
$retval = $this->_getFunctionCount($searchClause, $singleItem);
break;
case 'events':
$retval = $this->_getEventCount($searchClause, $singleItem);
break;
default:
break;
}
return $retval;
}
/**
* Returns the number of tables or views present inside this database
*
* @param string $which tables|views
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
private function _getTableOrViewCount($which, $searchClause, $singleItem)
{
$db = $this->real_name;
if ($which == 'tables') {
$condition = '=';
} else {
$condition = '!=';
}
if (! $GLOBALS['cfg']['Server']['DisableIS'] || PMA_DRIZZLE) {
$db = PMA_Util::sqlAddSlashes($db);
$query = "SELECT COUNT(*) ";
$query .= "FROM `INFORMATION_SCHEMA`.`TABLES` ";
$query .= "WHERE `TABLE_SCHEMA`='$db' ";
if (PMA_DRIZZLE) {
$query .= "AND `TABLE_TYPE`" . $condition . "'BASE' ";
} else {
$query .= "AND `TABLE_TYPE`" . $condition . "'BASE TABLE' ";
}
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'TABLE_NAME'
);
}
$retval = (int)$GLOBALS['dbi']->fetchValue($query);
} else {
$query = "SHOW FULL TABLES FROM ";
$query .= PMA_Util::backquote($db);
$query .= " WHERE `Table_type`" . $condition . "'BASE TABLE' ";
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'Tables_in_' . $db
);
}
$retval = $GLOBALS['dbi']->numRows(
$GLOBALS['dbi']->tryQuery($query)
);
}
return $retval;
}
/**
* Returns the number of tables present inside this database
*
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
private function _getTableCount($searchClause, $singleItem)
{
return $this->_getTableOrViewCount(
'tables', $searchClause, $singleItem
);
}
/**
* Returns the number of views present inside this database
*
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
private function _getViewCount($searchClause, $singleItem)
{
return $this->_getTableOrViewCount(
'views', $searchClause, $singleItem
);
}
/**
* Returns the number of procedures present inside this database
*
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
private function _getProcedureCount($searchClause, $singleItem)
{
$db = $this->real_name;
if (! $GLOBALS['cfg']['Server']['DisableIS']) {
$db = PMA_Util::sqlAddSlashes($db);
$query = "SELECT COUNT(*) ";
$query .= "FROM `INFORMATION_SCHEMA`.`ROUTINES` ";
$query .= "WHERE `ROUTINE_SCHEMA` "
. PMA_Util::getCollateForIS() . "='$db'";
$query .= "AND `ROUTINE_TYPE`='PROCEDURE' ";
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'ROUTINE_NAME'
);
}
$retval = (int)$GLOBALS['dbi']->fetchValue($query);
} else {
$db = PMA_Util::sqlAddSlashes($db);
$query = "SHOW PROCEDURE STATUS WHERE `Db`='$db' ";
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'Name'
);
}
$retval = $GLOBALS['dbi']->numRows(
$GLOBALS['dbi']->tryQuery($query)
);
}
return $retval;
}
/**
* Returns the number of functions present inside this database
*
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
private function _getFunctionCount($searchClause, $singleItem)
{
$db = $this->real_name;
if (! $GLOBALS['cfg']['Server']['DisableIS']) {
$db = PMA_Util::sqlAddSlashes($db);
$query = "SELECT COUNT(*) ";
$query .= "FROM `INFORMATION_SCHEMA`.`ROUTINES` ";
$query .= "WHERE `ROUTINE_SCHEMA` "
. PMA_Util::getCollateForIS() . "='$db' ";
$query .= "AND `ROUTINE_TYPE`='FUNCTION' ";
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'ROUTINE_NAME'
);
}
$retval = (int)$GLOBALS['dbi']->fetchValue($query);
} else {
$db = PMA_Util::sqlAddSlashes($db);
$query = "SHOW FUNCTION STATUS WHERE `Db`='$db' ";
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'Name'
);
}
$retval = $GLOBALS['dbi']->numRows(
$GLOBALS['dbi']->tryQuery($query)
);
}
return $retval;
}
/**
* Returns the number of events present inside this database
*
* @param string $searchClause A string used to filter the results of
* the query
* @param boolean $singleItem Whether to get presence of a single known
* item or false in none
*
* @return int
*/
private function _getEventCount($searchClause, $singleItem)
{
$db = $this->real_name;
if (! $GLOBALS['cfg']['Server']['DisableIS']) {
$db = PMA_Util::sqlAddSlashes($db);
$query = "SELECT COUNT(*) ";
$query .= "FROM `INFORMATION_SCHEMA`.`EVENTS` ";
$query .= "WHERE `EVENT_SCHEMA` "
. PMA_Util::getCollateForIS() . "='$db' ";
if (! empty($searchClause)) {
$query .= "AND " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'EVENT_NAME'
);
}
$retval = (int)$GLOBALS['dbi']->fetchValue($query);
} else {
$db = PMA_Util::backquote($db);
$query = "SHOW EVENTS FROM $db ";
if (! empty($searchClause)) {
$query .= "WHERE " . $this->_getWhereClauseForSearch(
$searchClause, $singleItem, 'Name'
);
}
$retval = $GLOBALS['dbi']->numRows(
$GLOBALS['dbi']->tryQuery($query)
);
}
return $retval;
}
/**
* Returns the WHERE clause for searching inside a database
*
* @param string $searchClause A string used to filter the results of the query
* @param boolean $singleItem Whether to get presence of a single known item
* @param string $columnName Name of the column in the result set to match
*
* @return string WHERE clause for searching
*/
private function _getWhereClauseForSearch(
$searchClause, $singleItem, $columnName
) {
$query = '';
if ($singleItem) {
$query .= PMA_Util::backquote($columnName) . " = ";
$query .= "'" . PMA_Util::sqlAddSlashes($searchClause) . "'";
} else {
$query .= PMA_Util::backquote($columnName) . " LIKE ";
$query .= "'%" . PMA_Util::sqlAddSlashes($searchClause, true) . "%'";
}
return $query;
}
/**
* Returns the names of children of type $type present inside this container
* This method is overridden by the Node_Database and Node_Table classes
*
* @param string $type The type of item we are looking for
* ('tables', 'views', etc)
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
public function getData($type, $pos, $searchClause = '')
{
$retval = array();
switch ($type) {
case 'tables':
$retval = $this->_getTables($pos, $searchClause);
break;
case 'views':
$retval = $this->_getViews($pos, $searchClause);
break;
case 'procedures':
$retval = $this->_getProcedures($pos, $searchClause);
break;
case 'functions':
$retval = $this->_getFunctions($pos, $searchClause);
break;
case 'events':
$retval = $this->_getEvents($pos, $searchClause);
break;
default:
break;
}
// Remove hidden items so that they are not displayed in navigation tree
$cfgRelation = PMA_getRelationsParam();
if ($cfgRelation['navwork']) {
$hiddenItems = $this->getHiddenItems(substr($type, 0, -1));
foreach ($retval as $key => $item) {
if (in_array($item, $hiddenItems)) {
unset($retval[$key]);
}
}
}
return $retval;
}
/**
* Return list of hidden items of given type
*
* @param string $type The type of items we are looking for
* ('table', 'function', 'group', etc.)
*
* @return array Array containing hidden items of given type
*/
public function getHiddenItems($type)
{
$db = $this->real_name;
$cfgRelation = PMA_getRelationsParam();
if (empty($cfgRelation['navigationhiding'])) {
return array();
}
$navTable = PMA_Util::backquote($cfgRelation['db'])
. "." . PMA_Util::backquote($cfgRelation['navigationhiding']);
$sqlQuery = "SELECT `item_name` FROM " . $navTable
. " WHERE `username`='" . $cfgRelation['user'] . "'"
. " AND `item_type`='" . $type
. "'" . " AND `db_name`='" . PMA_Util::sqlAddSlashes($db) . "'";
$result = PMA_queryAsControlUser($sqlQuery, false);
$hiddenItems = array();
if ($result) {
while ($row = $GLOBALS['dbi']->fetchArray($result)) {
$hiddenItems[] = $row[0];
}
}
$GLOBALS['dbi']->freeResult($result);
return $hiddenItems;
}
/**
* Returns the list of tables or views inside this database
*
* @param string $which tables|views
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getTablesOrViews($which, $pos, $searchClause)
{
if ($which == 'tables') {
$condition = '=';
} else {
$condition = '!=';
}
$maxItems = $GLOBALS['cfg']['MaxNavigationItems'];
$retval = array();
$db = $this->real_name;
if (! $GLOBALS['cfg']['Server']['DisableIS'] || PMA_DRIZZLE) {
$escdDb = PMA_Util::sqlAddSlashes($db);
$query = "SELECT `TABLE_NAME` AS `name` ";
$query .= "FROM `INFORMATION_SCHEMA`.`TABLES` ";
$query .= "WHERE `TABLE_SCHEMA`='$escdDb' ";
if (PMA_DRIZZLE) {
$query .= "AND `TABLE_TYPE`" . $condition . "'BASE' ";
} else {
$query .= "AND `TABLE_TYPE`" . $condition . "'BASE TABLE' ";
}
if (! empty($searchClause)) {
$query .= "AND `TABLE_NAME` LIKE '%";
$query .= PMA_Util::sqlAddSlashes(
$searchClause, true
);
$query .= "%'";
}
$query .= "ORDER BY `TABLE_NAME` ASC ";
$query .= "LIMIT " . intval($pos) . ", $maxItems";
$retval = $GLOBALS['dbi']->fetchResult($query);
} else {
$query = " SHOW FULL TABLES FROM ";
$query .= PMA_Util::backquote($db);
$query .= " WHERE `Table_type`" . $condition . "'BASE TABLE' ";
if (! empty($searchClause)) {
$query .= "AND " . PMA_Util::backquote(
"Tables_in_" . $db
);
$query .= " LIKE '%" . PMA_Util::sqlAddSlashes(
$searchClause, true
);
$query .= "%'";
}
$handle = $GLOBALS['dbi']->tryQuery($query);
if ($handle !== false) {
$count = 0;
if ($GLOBALS['dbi']->dataSeek($handle, $pos)) {
while ($arr = $GLOBALS['dbi']->fetchArray($handle)) {
if ($count < $maxItems) {
$retval[] = $arr[0];
$count++;
} else {
break;
}
}
}
}
}
return $retval;
}
/**
* Returns the list of tables inside this database
*
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getTables($pos, $searchClause)
{
return $this->_getTablesOrViews('tables', $pos, $searchClause);
}
/**
* Returns the list of views inside this database
*
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getViews($pos, $searchClause)
{
return $this->_getTablesOrViews('views', $pos, $searchClause);
}
/**
* Returns the list of procedures or functions inside this database
*
* @param string $routineType PROCEDURE|FUNCTION
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getRoutines($routineType, $pos, $searchClause)
{
$maxItems = $GLOBALS['cfg']['MaxNavigationItems'];
$retval = array();
$db = $this->real_name;
if (! $GLOBALS['cfg']['Server']['DisableIS']) {
$escdDb = PMA_Util::sqlAddSlashes($db);
$query = "SELECT `ROUTINE_NAME` AS `name` ";
$query .= "FROM `INFORMATION_SCHEMA`.`ROUTINES` ";
$query .= "WHERE `ROUTINE_SCHEMA` "
. PMA_Util::getCollateForIS() . "='$escdDb'";
$query .= "AND `ROUTINE_TYPE`='" . $routineType . "' ";
if (! empty($searchClause)) {
$query .= "AND `ROUTINE_NAME` LIKE '%";
$query .= PMA_Util::sqlAddSlashes(
$searchClause, true
);
$query .= "%'";
}
$query .= "ORDER BY `ROUTINE_NAME` ASC ";
$query .= "LIMIT " . intval($pos) . ", $maxItems";
$retval = $GLOBALS['dbi']->fetchResult($query);
} else {
$escdDb = PMA_Util::sqlAddSlashes($db);
$query = "SHOW " . $routineType . " STATUS WHERE `Db`='$escdDb' ";
if (! empty($searchClause)) {
$query .= "AND `Name` LIKE '%";
$query .= PMA_Util::sqlAddSlashes(
$searchClause, true
);
$query .= "%'";
}
$handle = $GLOBALS['dbi']->tryQuery($query);
if ($handle !== false) {
$count = 0;
if ($GLOBALS['dbi']->dataSeek($handle, $pos)) {
while ($arr = $GLOBALS['dbi']->fetchArray($handle)) {
if ($count < $maxItems) {
$retval[] = $arr['Name'];
$count++;
} else {
break;
}
}
}
}
}
return $retval;
}
/**
* Returns the list of procedures inside this database
*
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getProcedures($pos, $searchClause)
{
return $this->_getRoutines('PROCEDURE', $pos, $searchClause);
}
/**
* Returns the list of functions inside this database
*
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getFunctions($pos, $searchClause)
{
return $this->_getRoutines('FUNCTION', $pos, $searchClause);
}
/**
* Returns the list of events inside this database
*
* @param int $pos The offset of the list within the results
* @param string $searchClause A string used to filter the results of the query
*
* @return array
*/
private function _getEvents($pos, $searchClause)
{
$maxItems = $GLOBALS['cfg']['MaxNavigationItems'];
$retval = array();
$db = $this->real_name;
if (! $GLOBALS['cfg']['Server']['DisableIS']) {
$escdDb = PMA_Util::sqlAddSlashes($db);
$query = "SELECT `EVENT_NAME` AS `name` ";
$query .= "FROM `INFORMATION_SCHEMA`.`EVENTS` ";
$query .= "WHERE `EVENT_SCHEMA` "
. PMA_Util::getCollateForIS() . "='$escdDb' ";
if (! empty($searchClause)) {
$query .= "AND `EVENT_NAME` LIKE '%";
$query .= PMA_Util::sqlAddSlashes(
$searchClause, true
);
$query .= "%'";
}
$query .= "ORDER BY `EVENT_NAME` ASC ";
$query .= "LIMIT " . intval($pos) . ", $maxItems";
$retval = $GLOBALS['dbi']->fetchResult($query);
} else {
$escdDb = PMA_Util::backquote($db);
$query = "SHOW EVENTS FROM $escdDb ";
if (! empty($searchClause)) {
$query .= "WHERE `Name` LIKE '%";
$query .= PMA_Util::sqlAddSlashes(
$searchClause, true
);
$query .= "%'";
}
$handle = $GLOBALS['dbi']->tryQuery($query);
if ($handle !== false) {
$count = 0;
if ($GLOBALS['dbi']->dataSeek($handle, $pos)) {
while ($arr = $GLOBALS['dbi']->fetchArray($handle)) {
if ($count < $maxItems) {
$retval[] = $arr['Name'];
$count++;
} else {
break;
}
}
}
}
}
return $retval;
}
/**
* Returns HTML for control buttons displayed infront of a node
*
* @return String HTML for control buttons
*/
public function getHtmlForControlButtons()
{
$ret = '';
$cfgRelation = PMA_getRelationsParam();
if ($cfgRelation['navwork']) {
if ($this->hiddenCount > 0) {
$ret = '<span class="dbItemControls">'
. '<a href="navigation.php'
. PMA_URL_getCommon()
. '&showUnhideDialog=true'
. '&dbName=' . urldecode($this->real_name) . '"'
. ' class="showUnhide ajax">'
. PMA_Util::getImage(
'lightbulb.png', __('Show hidden items')
)
. '</a></span>';
}
}
return $ret;
}
/**
* Sets the number of hidden items in this database
*
* @param int $count hidden item count
*
* @return void
*/
public function setHiddenCount($count)
{
$this->hiddenCount = $count;
}
/**
* Returns the number of hidden items in this database
*
* @return int hidden item count
*/
public function getHiddenCount()
{
return $this->hiddenCount;
}
}
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