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319
#pma/libraries/navigation/nodes/NodeTable.php
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319
#pma/libraries/navigation/nodes/NodeTable.php
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Functionality for the navigation tree
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*
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* @package PhpMyAdmin-Navigation
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*/
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namespace PMA\libraries\navigation\nodes;
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use PMA\libraries\Util;
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/**
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* Represents a columns node in the navigation tree
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*
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* @package PhpMyAdmin-Navigation
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*/
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class NodeTable extends NodeDatabaseChild
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{
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/**
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* Initialises the class
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*
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* @param string $name An identifier for the new node
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* @param int $type Type of node, may be one of CONTAINER or OBJECT
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* @param bool $is_group Whether this object has been created
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* while grouping nodes
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*/
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public function __construct($name, $type = Node::OBJECT, $is_group = false)
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{
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parent::__construct($name, $type, $is_group);
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$this->icon = array();
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$this->_addIcon(
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Util::getScriptNameForOption(
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$GLOBALS['cfg']['NavigationTreeDefaultTabTable'],
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'table'
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)
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);
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$this->_addIcon(
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Util::getScriptNameForOption(
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$GLOBALS['cfg']['NavigationTreeDefaultTabTable2'],
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'table'
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)
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);
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$title = Util::getTitleForTarget(
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$GLOBALS['cfg']['DefaultTabTable']
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);
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$this->title = $title;
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$script_name = Util::getScriptNameForOption(
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$GLOBALS['cfg']['DefaultTabTable'],
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'table'
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);
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$this->links = array(
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'text' => $script_name
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. '?server=' . $GLOBALS['server']
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. '&db=%2$s&table=%1$s'
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. '&pos=0&token=' . $_SESSION[' PMA_token '],
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'icon' => array(
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Util::getScriptNameForOption(
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$GLOBALS['cfg']['NavigationTreeDefaultTabTable'],
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'table'
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)
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. '?server=' . $GLOBALS['server']
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. '&db=%2$s&table=%1$s&token='
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. $_SESSION[' PMA_token '],
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Util::getScriptNameForOption(
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$GLOBALS['cfg']['NavigationTreeDefaultTabTable2'],
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'table'
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)
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. '?server=' . $GLOBALS['server']
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. '&db=%2$s&table=%1$s&token='
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. $_SESSION[' PMA_token '],
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),
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'title' => $this->title,
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);
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$this->classes = 'table';
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}
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/**
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* Returns the number of children of type $type present inside this container
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* This method is overridden by the PMA\libraries\navigation\nodes\NodeDatabase
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* and PMA\libraries\navigation\nodes\NodeTable classes
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*
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* @param string $type The type of item we are looking for
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* ('columns' or 'indexes')
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* @param string $searchClause A string used to filter the results of the query
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*
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* @return int
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*/
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public function getPresence($type = '', $searchClause = '')
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{
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$retval = 0;
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$db = $this->realParent()->real_name;
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$table = $this->real_name;
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switch ($type) {
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case 'columns':
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if (!$GLOBALS['cfg']['Server']['DisableIS']) {
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$db = $GLOBALS['dbi']->escapeString($db);
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$table = $GLOBALS['dbi']->escapeString($table);
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$query = "SELECT COUNT(*) ";
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$query .= "FROM `INFORMATION_SCHEMA`.`COLUMNS` ";
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$query .= "WHERE `TABLE_NAME`='$table' ";
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$query .= "AND `TABLE_SCHEMA`='$db'";
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$retval = (int)$GLOBALS['dbi']->fetchValue($query);
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} else {
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$db = Util::backquote($db);
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$table = Util::backquote($table);
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$query = "SHOW COLUMNS FROM $table FROM $db";
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$retval = (int)$GLOBALS['dbi']->numRows(
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$GLOBALS['dbi']->tryQuery($query)
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);
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}
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break;
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case 'indexes':
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$db = Util::backquote($db);
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$table = Util::backquote($table);
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$query = "SHOW INDEXES FROM $table FROM $db";
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$retval = (int)$GLOBALS['dbi']->numRows(
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$GLOBALS['dbi']->tryQuery($query)
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);
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break;
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case 'triggers':
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if (!$GLOBALS['cfg']['Server']['DisableIS']) {
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$db = $GLOBALS['dbi']->escapeString($db);
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$table = $GLOBALS['dbi']->escapeString($table);
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$query = "SELECT COUNT(*) ";
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$query .= "FROM `INFORMATION_SCHEMA`.`TRIGGERS` ";
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$query .= "WHERE `EVENT_OBJECT_SCHEMA` "
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. Util::getCollateForIS() . "='$db' ";
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$query .= "AND `EVENT_OBJECT_TABLE` "
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. Util::getCollateForIS() . "='$table'";
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$retval = (int)$GLOBALS['dbi']->fetchValue($query);
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} else {
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$db = Util::backquote($db);
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$table = $GLOBALS['dbi']->escapeString($table);
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$query = "SHOW TRIGGERS FROM $db WHERE `Table` = '$table'";
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$retval = (int)$GLOBALS['dbi']->numRows(
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$GLOBALS['dbi']->tryQuery($query)
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);
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}
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break;
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default:
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break;
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}
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return $retval;
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}
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/**
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* Returns the names of children of type $type present inside this container
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* This method is overridden by the PMA\libraries\navigation\nodes\NodeDatabase
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* and PMA\libraries\navigation\nodes\NodeTable classes
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*
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* @param string $type The type of item we are looking for
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* ('tables', 'views', etc)
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* @param int $pos The offset of the list within the results
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* @param string $searchClause A string used to filter the results of the query
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*
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* @return array
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*/
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public function getData($type, $pos, $searchClause = '')
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{
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$maxItems = $GLOBALS['cfg']['MaxNavigationItems'];
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$retval = array();
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$db = $this->realParent()->real_name;
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$table = $this->real_name;
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switch ($type) {
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case 'columns':
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if (!$GLOBALS['cfg']['Server']['DisableIS']) {
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$db = $GLOBALS['dbi']->escapeString($db);
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$table = $GLOBALS['dbi']->escapeString($table);
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$query = "SELECT `COLUMN_NAME` AS `name` ";
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$query .= "FROM `INFORMATION_SCHEMA`.`COLUMNS` ";
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$query .= "WHERE `TABLE_NAME`='$table' ";
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$query .= "AND `TABLE_SCHEMA`='$db' ";
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$query .= "ORDER BY `COLUMN_NAME` ASC ";
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$query .= "LIMIT " . intval($pos) . ", $maxItems";
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$retval = $GLOBALS['dbi']->fetchResult($query);
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break;
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}
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$db = Util::backquote($db);
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$table = Util::backquote($table);
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$query = "SHOW COLUMNS FROM $table FROM $db";
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$handle = $GLOBALS['dbi']->tryQuery($query);
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if ($handle === false) {
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break;
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}
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$count = 0;
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if ($GLOBALS['dbi']->dataSeek($handle, $pos)) {
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while ($arr = $GLOBALS['dbi']->fetchArray($handle)) {
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if ($count < $maxItems) {
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$retval[] = $arr['Field'];
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$count++;
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} else {
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break;
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}
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}
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}
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break;
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case 'indexes':
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$db = Util::backquote($db);
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$table = Util::backquote($table);
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$query = "SHOW INDEXES FROM $table FROM $db";
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$handle = $GLOBALS['dbi']->tryQuery($query);
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if ($handle === false) {
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break;
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}
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$count = 0;
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while ($arr = $GLOBALS['dbi']->fetchArray($handle)) {
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if (in_array($arr['Key_name'], $retval)) {
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continue;
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}
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if ($pos <= 0 && $count < $maxItems) {
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$retval[] = $arr['Key_name'];
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$count++;
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}
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$pos--;
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}
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break;
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case 'triggers':
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if (!$GLOBALS['cfg']['Server']['DisableIS']) {
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$db = $GLOBALS['dbi']->escapeString($db);
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$table = $GLOBALS['dbi']->escapeString($table);
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$query = "SELECT `TRIGGER_NAME` AS `name` ";
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$query .= "FROM `INFORMATION_SCHEMA`.`TRIGGERS` ";
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$query .= "WHERE `EVENT_OBJECT_SCHEMA` "
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. Util::getCollateForIS() . "='$db' ";
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$query .= "AND `EVENT_OBJECT_TABLE` "
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. Util::getCollateForIS() . "='$table' ";
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$query .= "ORDER BY `TRIGGER_NAME` ASC ";
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$query .= "LIMIT " . intval($pos) . ", $maxItems";
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$retval = $GLOBALS['dbi']->fetchResult($query);
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break;
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}
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$db = Util::backquote($db);
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$table = $GLOBALS['dbi']->escapeString($table);
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$query = "SHOW TRIGGERS FROM $db WHERE `Table` = '$table'";
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$handle = $GLOBALS['dbi']->tryQuery($query);
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if ($handle === false) {
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break;
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}
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$count = 0;
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if ($GLOBALS['dbi']->dataSeek($handle, $pos)) {
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while ($arr = $GLOBALS['dbi']->fetchArray($handle)) {
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if ($count < $maxItems) {
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$retval[] = $arr['Trigger'];
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$count++;
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} else {
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break;
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}
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}
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}
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break;
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default:
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break;
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}
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return $retval;
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}
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/**
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* Returns the type of the item represented by the node.
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*
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* @return string type of the item
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*/
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protected function getItemType()
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{
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return 'table';
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}
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/**
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* Add an icon to navigation tree
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*
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* @param string $page Page name to redirect
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*
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* @return void
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*/
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private function _addIcon($page)
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{
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if (empty($page)) {
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return;
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}
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switch ($page) {
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case 'tbl_structure.php':
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$this->icon[] = Util::getImage(
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'b_props.png',
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__('Structure')
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);
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break;
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case 'tbl_select.php':
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$this->icon[] = Util::getImage(
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'b_search.png',
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__('Search')
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);
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break;
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case 'tbl_change.php':
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$this->icon[] = Util::getImage(
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'b_insrow.png',
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__('Insert')
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);
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break;
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case 'tbl_sql.php':
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$this->icon[] = Util::getImage('b_sql.png', __('SQL'));
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break;
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case 'sql.php':
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$this->icon[] = Util::getImage(
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'b_browse.png',
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__('Browse')
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);
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break;
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}
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}
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}
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