/
ServerDatabasesController.php
588 lines (526 loc) · 18.3 KB
/
ServerDatabasesController.php
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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Holds the PMA\libraries\controllers\server\ServerDatabasesController
*
* @package PMA\libraries\controllers\server
*/
namespace PMA\libraries\controllers\server;
use PMA\libraries\controllers\Controller;
use PMA\libraries\Message;
use PMA\libraries\Template;
use PMA\libraries\Util;
/**
* Handles viewing and creating and deleting databases
*
* @package PMA\libraries\controllers\server
*/
class ServerDatabasesController extends Controller
{
/**
* @var array array of database details
*/
private $_databases;
/**
* @var int number of databases
*/
private $_database_count;
/**
* @var string sort by column
*/
private $_sort_by;
/**
* @var string sort order of databases
*/
private $_sort_order;
/**
* @var boolean whether to show database statistics
*/
private $_dbstats;
/**
* @var int position in list navigation
*/
private $_pos;
/**
* Index action
*
* @return void
*/
public function indexAction()
{
include_once 'libraries/check_user_privileges.lib.php';
if (isset($_REQUEST['drop_selected_dbs'])
&& $GLOBALS['is_ajax_request']
&& ($GLOBALS['is_superuser'] || $GLOBALS['cfg']['AllowUserDropDatabase'])
) {
$this->dropDatabasesAction();
return;
}
include_once 'libraries/replication.inc.php';
include_once 'libraries/mysql_charsets.inc.php';
if (! empty($_POST['new_db'])
&& $GLOBALS['is_ajax_request']
) {
$this->createDatabaseAction();
return;
}
include_once 'libraries/server_common.inc.php';
$header = $this->response->getHeader();
$scripts = $header->getScripts();
$scripts->addFile('server_databases.js');
$this->_setSortDetails();
$this->_dbstats = empty($_REQUEST['dbstats']) ? false : true;
$this->_pos = empty($_REQUEST['pos']) ? 0 : (int) $_REQUEST['pos'];
/**
* Displays the sub-page heading
*/
$header_type = $this->_dbstats ? "database_statistics" : "databases";
$this->response->addHTML(PMA_getHtmlForSubPageHeader($header_type));
/**
* Displays For Create database.
*/
$html = '';
if ($GLOBALS['cfg']['ShowCreateDb']) {
$html .= Template::get('server/databases/create')->render();
}
/**
* Gets the databases list
*/
if ($GLOBALS['server'] > 0) {
$this->_databases = $this->dbi->getDatabasesFull(
null, $this->_dbstats, null, $this->_sort_by,
$this->_sort_order, $this->_pos, true
);
$this->_database_count = count($GLOBALS['pma']->databases);
} else {
$this->_database_count = 0;
}
/**
* Displays the page
*/
if ($this->_database_count > 0 && ! empty($this->_databases)) {
$html .= $this->_getHtmlForDatabases($replication_types);
} else {
$html .= __('No databases');
}
$this->response->addHTML($html);
}
/**
* Handles creating a new database
*
* @return void
*/
public function createDatabaseAction()
{
/**
* Builds and executes the db creation sql query
*/
$sql_query = 'CREATE DATABASE ' . Util::backquote($_POST['new_db']);
if (! empty($_POST['db_collation'])) {
list($db_charset) = explode('_', $_POST['db_collation']);
if (in_array($db_charset, $GLOBALS['mysql_charsets'])
&& in_array($_POST['db_collation'], $GLOBALS['mysql_collations'][$db_charset])
) {
$sql_query .= ' DEFAULT'
. PMA_generateCharsetQueryPart($_POST['db_collation']);
}
}
$sql_query .= ';';
$result = $GLOBALS['dbi']->tryQuery($sql_query);
if (! $result) {
// avoid displaying the not-created db name in header or navi panel
$GLOBALS['db'] = '';
$message = Message::rawError($GLOBALS['dbi']->getError());
$this->response->setRequestStatus(false);
$this->response->addJSON('message', $message);
} else {
$GLOBALS['db'] = $_POST['new_db'];
$message = Message::success(__('Database %1$s has been created.'));
$message->addParam($_POST['new_db']);
$this->response->addJSON('message', $message);
$this->response->addJSON(
'sql_query', Util::getMessage(null, $sql_query, 'success')
);
$url_query = PMA_URL_getCommon(array('db' => $_POST['new_db']));
$this->response->addJSON(
'url_query',
Util::getScriptNameForOption(
$GLOBALS['cfg']['DefaultTabDatabase'], 'database'
)
. $url_query . '&db='
. urlencode($_POST['new_db'])
);
}
}
/**
* Handles dropping multiple databases
*
* @return void
*/
public function dropDatabasesAction()
{
if (! isset($_REQUEST['selected_dbs'])) {
$message = Message::error(__('No databases selected.'));
} else {
$action = 'server_databases.php';
$err_url = $action . PMA_URL_getCommon();
$GLOBALS['submit_mult'] = 'drop_db';
$GLOBALS['mult_btn'] = __('Yes');
include 'libraries/mult_submits.inc.php';
if (empty($message)) { // no error message
$number_of_databases = count($selected);
$message = Message::success(
_ngettext(
'%1$d database has been dropped successfully.',
'%1$d databases have been dropped successfully.',
$number_of_databases
)
);
$message->addParam($number_of_databases);
}
}
if ($message instanceof Message) {
$this->response->setRequestStatus($message->isSuccess());
$this->response->addJSON('message', $message);
}
}
/**
* Extracts parameters $sort_order and $sort_by
*
* @return void
*/
private function _setSortDetails()
{
if (empty($_REQUEST['sort_by'])) {
$this->_sort_by = 'SCHEMA_NAME';
} else {
$sort_by_whitelist = array(
'SCHEMA_NAME',
'DEFAULT_COLLATION_NAME',
'SCHEMA_TABLES',
'SCHEMA_TABLE_ROWS',
'SCHEMA_DATA_LENGTH',
'SCHEMA_INDEX_LENGTH',
'SCHEMA_LENGTH',
'SCHEMA_DATA_FREE'
);
if (in_array($_REQUEST['sort_by'], $sort_by_whitelist)) {
$this->_sort_by = $_REQUEST['sort_by'];
} else {
$this->_sort_by = 'SCHEMA_NAME';
}
}
if (isset($_REQUEST['sort_order'])
&& /*overload*/mb_strtolower($_REQUEST['sort_order']) == 'desc'
) {
$this->_sort_order = 'desc';
} else {
$this->_sort_order = 'asc';
}
}
/**
* Returns the html for Database List
*
* @param array $replication_types replication types
*
* @return string
*/
private function _getHtmlForDatabases($replication_types)
{
$html = '<div id="tableslistcontainer">';
reset($this->_databases);
$first_database = current($this->_databases);
// table col order
$column_order = $this->_getColumnOrder();
$_url_params = array(
'pos' => $this->_pos,
'dbstats' => $this->_dbstats,
'sort_by' => $this->_sort_by,
'sort_order' => $this->_sort_order,
);
$html .= Util::getListNavigator(
$this->_database_count, $this->_pos, $_url_params,
'server_databases.php', 'frame_content', $GLOBALS['cfg']['MaxDbList']
);
$_url_params['pos'] = $this->_pos;
$html .= '<form class="ajax" action="server_databases.php" ';
$html .= 'method="post" name="dbStatsForm" id="dbStatsForm">' . "\n";
$html .= PMA_URL_getHiddenInputs($_url_params);
$_url_params['sort_by'] = 'SCHEMA_NAME';
$_url_params['sort_order']
= ($this->_sort_by == 'SCHEMA_NAME' && $this->_sort_order == 'asc')
? 'desc' : 'asc';
// calculate aggregate stats to display in footer
foreach ($this->_databases as $current) {
foreach ($column_order as $stat_name => $stat) {
if (array_key_exists($stat_name, $current)
&& is_numeric($stat['footer'])
) {
$column_order[$stat_name]['footer'] += $current[$stat_name];
}
}
}
// database table
$html .= '<table id="tabledatabases" class="data">' . "\n";
$html .= $this->_getHtmlForTableHeader(
$_url_params, $column_order, $first_database
);
$html .= $this->_getHtmlForTableBody($column_order, $replication_types);
$html .= $this->_getHtmlForTableFooter($column_order, $first_database);
$html .= '</table>' . "\n";
$html .= $this->_getHtmlForTableFooterButtons();
if (empty($this->_dbstats)) {
//we should put notice above database list
$html .= $this->_getHtmlForNoticeEnableStatistics();
}
$html .= '</form>';
$html .= '</div>';
return $html;
}
/**
* Prepares the $column_order array
*
* @return array
*/
private function _getColumnOrder()
{
$column_order = array();
$column_order['DEFAULT_COLLATION_NAME'] = array(
'disp_name' => __('Collation'),
'description_function' => 'PMA_getCollationDescr',
'format' => 'string',
'footer' => PMA_getServerCollation(),
);
$column_order['SCHEMA_TABLES'] = array(
'disp_name' => __('Tables'),
'format' => 'number',
'footer' => 0,
);
$column_order['SCHEMA_TABLE_ROWS'] = array(
'disp_name' => __('Rows'),
'format' => 'number',
'footer' => 0,
);
$column_order['SCHEMA_DATA_LENGTH'] = array(
'disp_name' => __('Data'),
'format' => 'byte',
'footer' => 0,
);
$column_order['SCHEMA_INDEX_LENGTH'] = array(
'disp_name' => __('Indexes'),
'format' => 'byte',
'footer' => 0,
);
$column_order['SCHEMA_LENGTH'] = array(
'disp_name' => __('Total'),
'format' => 'byte',
'footer' => 0,
);
// At this point we were preparing the display of Overhead using DATA_FREE
// but its content does not represent the real overhead in the case
// of InnoDB
return $column_order;
}
/**
* Returns the html for Table footer buttons
*
* @return string
*/
private function _getHtmlForTableFooterButtons()
{
if (! $GLOBALS['is_superuser']
&& ! $GLOBALS['cfg']['AllowUserDropDatabase']
) {
return '';
}
$html = Util::getWithSelected(
$GLOBALS['pmaThemeImage'], $GLOBALS['text_dir'], "dbStatsForm"
);
$html .= Util::getButtonOrImage(
'',
'mult_submit' . ' ajax',
'drop_selected_dbs',
__('Drop'), 'b_deltbl.png'
);
return $html;
}
/**
* Returns the html for Table footer
*
* @param string $column_order column order
* @param string $first_database first database
*
* @return string
*/
private function _getHtmlForTableFooter($column_order, $first_database)
{
return Template::get('server/databases/table_footer')->render(
array(
'column_order' => $column_order,
'first_database' => $first_database,
'master_replication' => $GLOBALS['replication_info']['master']['status'],
'slave_replication' => $GLOBALS['replication_info']['slave']['status'],
'databaseCount' => $this->_database_count,
)
);
}
/**
* Returns the html for Database List
*
* @param array $column_order column order
* @param array $replication_types replication types
*
* @return string
*/
private function _getHtmlForTableBody($column_order, $replication_types)
{
$odd_row = true;
$html = '<tbody>' . "\n";
foreach ($this->_databases as $current) {
$tr_class = $odd_row ? 'odd' : 'even';
if ($this->dbi->isSystemSchema($current['SCHEMA_NAME'], true)) {
$tr_class .= ' noclick';
}
$odd_row = ! $odd_row;
$generated_html = $this->_buildHtmlForDb(
$current,
$GLOBALS['url_query'],
$column_order,
$replication_types,
$GLOBALS['replication_info'],
$tr_class
);
$html .= $generated_html;
} // end foreach ($this->_databases as $key => $current)
$html .= '</tbody>';
return $html;
}
/**
* Builds the HTML for one database to display in the list
* of databases from server_databases.php
*
* @param array $current current database
* @param string $url_query url query
* @param array $column_order column order
* @param array $replication_types replication types
* @param array $replication_info replication info
* @param string $tr_class HTMl class for the row
*
* @return array $column_order, $out
*/
function _buildHtmlForDb(
$current, $url_query, $column_order,
$replication_types, $replication_info, $tr_class = ''
) {
$master_replication = $slave_replication = '';
foreach ($replication_types as $type) {
if ($replication_info[$type]['status']) {
$out = '';
$key = array_search(
$current["SCHEMA_NAME"],
$replication_info[$type]['Ignore_DB']
);
if (/*overload*/mb_strlen($key) > 0) {
$out = Util::getIcon(
's_cancel.png',
__('Not replicated')
);
} else {
$key = array_search(
$current["SCHEMA_NAME"], $replication_info[$type]['Do_DB']
);
if (/*overload*/mb_strlen($key) > 0
|| (isset($replication_info[$type]['Do_DB'][0])
&& $replication_info[$type]['Do_DB'][0] == ""
&& count($replication_info[$type]['Do_DB']) == 1)
) {
// if ($key != null) did not work for index "0"
$out = Util::getIcon(
's_success.png',
__('Replicated')
);
}
}
if ($type == 'master') {
$master_replication = $out;
} elseif ($type == 'slave') {
$slave_replication = $out;
}
}
}
return Template::get('server/databases/table_row')->render(
array(
'current' => $current,
'tr_class' => $tr_class,
'url_query' => $url_query,
'column_order' => $column_order,
'master_replication_status'
=> $GLOBALS['replication_info']['master']['status'],
'master_replication' => $master_replication,
'slave_replication_status'
=> $GLOBALS['replication_info']['slave']['status'],
'slave_replication' => $slave_replication,
)
);
}
/**
* Returns the html for table header
*
* @param array $_url_params url params
* @param array $column_order column order
* @param array $first_database database to show
*
* @return string
*/
private function _getHtmlForTableHeader(
$_url_params, $column_order, $first_database
) {
return Template::get('server/databases/table_header')->render(
array(
'_url_params' => $_url_params,
'sort_by' => $this->_sort_by,
'sort_order' => $this->_sort_order,
'sort_order_text' => ($this->_sort_order == 'asc'
? __('Ascending') : __('Descending')),
'column_order' => $column_order,
'first_database' => $first_database,
'master_replication'
=> $GLOBALS['replication_info']['master']['status'],
'slave_replication'
=> $GLOBALS['replication_info']['slave']['status'],
)
);
}
/**
* Returns the html for Enable Statistics
*
* @return string
*/
private function _getHtmlForNoticeEnableStatistics()
{
$html = '';
$notice = Message::notice(
__(
'Note: Enabling the database statistics here might cause '
. 'heavy traffic between the web server and the MySQL server.'
)
)->getDisplay();
$html .= $notice;
$items = array();
$items[] = array(
'content' => '<strong>' . "\n"
. __('Enable statistics')
. '</strong><br />' . "\n",
'class' => 'li_switch_dbstats',
'url' => array(
'href' => 'server_databases.php'
. $GLOBALS['url_query'] . '&dbstats=1',
'title' => __('Enable statistics')
),
);
$html .= Template::get('list/unordered')->render(
array('items' => $items,)
);
return $html;
}
}