phpmyadmin/libraries/mult_submits.inc.php
2013-08-07 10:58:17 +02:00

633 lines
22 KiB
PHP

<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Helper for multi submit forms
*
* @package PhpMyAdmin
*/
if (! defined('PHPMYADMIN')) {
exit;
}
require_once 'libraries/transformations.lib.php';
require_once 'libraries/bookmark.lib.php';
require_once 'libraries/sql.lib.php';
$request_params = array(
'clause_is_unique',
'from_prefix',
'goto',
'mult_btn',
'original_sql_query',
'query_type',
'reload',
'rows_to_delete',
'selected',
'selected_fld',
'selected_recent_table',
'sql_query',
'submit_mult',
'table_type',
'to_prefix',
'url_query'
);
foreach ($request_params as $one_request_param) {
if (isset($_REQUEST[$one_request_param])) {
$GLOBALS[$one_request_param] = $_REQUEST[$one_request_param];
}
}
/**
* Prepares the work and runs some other scripts if required
*/
if (! empty($submit_mult)
&& $submit_mult != __('With selected:')
&& (! empty($selected_db)
|| ! empty($_POST['selected_tbl'])
|| ! empty($selected_fld)
|| ! empty($rows_to_delete))
) {
define('PMA_SUBMIT_MULT', 1);
if (isset($selected_db) && !empty($selected_db)) {
// coming from server database view - do something with
// selected databases
$selected = $selected_db;
$what = 'drop_db';
} elseif (! empty($_POST['selected_tbl'])) {
// coming from database structure view - do something with
// selected tables
if ($submit_mult == 'print') {
include './tbl_printview.php';
} else {
$selected = $_POST['selected_tbl'];
switch ($submit_mult) {
case 'add_prefix_tbl':
case 'replace_prefix_tbl':
case 'copy_tbl_change_prefix':
case 'drop_db':
case 'drop_tbl':
case 'empty_tbl':
$what = $submit_mult;
break;
case 'check_tbl':
case 'optimize_tbl':
case 'repair_tbl':
case 'analyze_tbl':
$query_type = $submit_mult;
unset($submit_mult);
$mult_btn = __('Yes');
break;
case 'export':
unset($submit_mult);
include 'db_export.php';
exit;
break;
} // end switch
}
} elseif (isset($selected_fld) && !empty($selected_fld)) {
// coming from table structure view - do something with
// selected columns
$selected = $selected_fld;
switch ($submit_mult) {
case 'drop':
$what = 'drop_fld';
break;
case 'primary':
// Gets table primary key
$GLOBALS['dbi']->selectDb($db);
$result = $GLOBALS['dbi']->query(
'SHOW KEYS FROM ' . PMA_Util::backquote($table) . ';'
);
$primary = '';
while ($row = $GLOBALS['dbi']->fetchAssoc($result)) {
// Backups the list of primary keys
if ($row['Key_name'] == 'PRIMARY') {
$primary .= $row['Column_name'] . ', ';
}
} // end while
$GLOBALS['dbi']->freeResult($result);
if (empty($primary)) {
// no primary key, so we can safely create new
unset($submit_mult);
$query_type = 'primary_fld';
$mult_btn = __('Yes');
} else {
// primary key exists, so lets as user
$what = 'primary_fld';
}
break;
case 'index':
unset($submit_mult);
$query_type = 'index_fld';
$mult_btn = __('Yes');
break;
case 'unique':
unset($submit_mult);
$query_type = 'unique_fld';
$mult_btn = __('Yes');
break;
case 'spatial':
unset($submit_mult);
$query_type = 'spatial_fld';
$mult_btn = __('Yes');
break;
case 'ftext':
unset($submit_mult);
$query_type = 'fulltext_fld';
$mult_btn = __('Yes');
break;
case 'change':
PMA_displayHtmlForColumnChange($db, $table, $selected, $action);
// execution stops here but PMA_Response correctly finishes
// the rendering
exit;
case 'browse':
// this should already be handled by tbl_structure.php
}
} else {
// coming from browsing - do something with selected rows
$what = 'row_delete';
$selected = $rows_to_delete;
}
} // end if
$views = $GLOBALS['dbi']->getVirtualTables($db);
/**
* Displays the confirmation form if required
*/
if (!empty($submit_mult) && !empty($what)) {
unset($message);
if (strlen($table)) {
include './libraries/tbl_common.inc.php';
$url_query .= '&amp;goto=tbl_sql.php&amp;back=tbl_sql.php';
include './libraries/tbl_info.inc.php';
} elseif (strlen($db)) {
include './libraries/db_common.inc.php';
include './libraries/db_info.inc.php';
} else {
include_once './libraries/server_common.inc.php';
}
// Builds the query
$full_query = '';
if ($what == 'drop_tbl') {
$full_query_views = '';
}
$selected_cnt = count($selected);
$i = 0;
foreach ($selected as $idx => $sval) {
switch ($what) {
case 'row_delete':
$full_query .= 'DELETE FROM ' . PMA_Util::backquote($db) . '.' . PMA_Util::backquote($table)
. ' WHERE ' . urldecode($sval) . ' LIMIT 1'
. ';<br />';
break;
case 'drop_db':
$full_query .= 'DROP DATABASE '
. PMA_Util::backquote(htmlspecialchars($sval))
. ';<br />';
$reload = 1;
break;
case 'drop_tbl':
$current = $sval;
if (!empty($views) && in_array($current, $views)) {
$full_query_views .= (empty($full_query_views) ? 'DROP VIEW ' : ', ')
. PMA_Util::backquote(htmlspecialchars($current));
} else {
$full_query .= (empty($full_query) ? 'DROP TABLE ' : ', ')
. PMA_Util::backquote(htmlspecialchars($current));
}
break;
case 'empty_tbl':
$full_query .= 'TRUNCATE ';
$full_query .= PMA_Util::backquote(htmlspecialchars($sval))
. ';<br />';
break;
case 'primary_fld':
if ($full_query == '') {
$full_query .= 'ALTER TABLE '
. PMA_Util::backquote(htmlspecialchars($table))
. '<br />&nbsp;&nbsp;DROP PRIMARY KEY,'
. '<br />&nbsp;&nbsp; ADD PRIMARY KEY('
. '<br />&nbsp;&nbsp;&nbsp;&nbsp; '
. PMA_Util::backquote(htmlspecialchars($sval))
. ',';
} else {
$full_query .= '<br />&nbsp;&nbsp;&nbsp;&nbsp; '
. PMA_Util::backquote(htmlspecialchars($sval))
. ',';
}
if ($i == $selected_cnt-1) {
$full_query = preg_replace('@,$@', ');<br />', $full_query);
}
break;
case 'drop_fld':
if ($full_query == '') {
$full_query .= 'ALTER TABLE '
. PMA_Util::backquote(htmlspecialchars($table));
}
$full_query .= '<br />&nbsp;&nbsp;DROP '
. PMA_Util::backquote(htmlspecialchars($sval))
. ',';
if ($i == $selected_cnt - 1) {
$full_query = preg_replace('@,$@', ';<br />', $full_query);
}
break;
} // end switch
$i++;
}
if ($what == 'drop_tbl') {
if (!empty($full_query)) {
$full_query .= ';<br />' . "\n";
}
if (!empty($full_query_views)) {
$full_query .= $full_query_views . ';<br />' . "\n";
}
unset($full_query_views);
}
// Displays the confirmation form
$_url_params = array(
'query_type' => $what,
'reload' => (! empty($reload) ? 1 : 0),
);
if (strpos(' ' . $action, 'db_') == 1) {
$_url_params['db']= $db;
} elseif (strpos(' ' . $action, 'tbl_') == 1 || $what == 'row_delete') {
$_url_params['db']= $db;
$_url_params['table']= $table;
}
foreach ($selected as $idx => $sval) {
if ($what == 'row_delete') {
$_url_params['selected'][] = 'DELETE FROM '
. PMA_Util::backquote($db) . '.' . PMA_Util::backquote($table)
. ' WHERE ' . urldecode($sval) . ' LIMIT 1;';
} else {
$_url_params['selected'][] = $sval;
}
}
if ($what == 'drop_tbl' && !empty($views)) {
foreach ($views as $current) {
$_url_params['views'][] = $current;
}
}
if ($what == 'row_delete') {
$_url_params['original_sql_query'] = $original_sql_query;
if (! empty($original_url_query)) {
$_url_params['original_url_query'] = $original_url_query;
}
}
if ($what == 'replace_prefix_tbl' || $what == 'copy_tbl_change_prefix') {
echo '<form action="' . $action . '" method="post">';
echo PMA_URL_getHiddenInputs($_url_params);
echo '<fieldset class = "input">';
echo '<legend>';
if ($what == 'replace_prefix_tbl') {
echo __('Replace table prefix:');
} else {
echo __('Copy table with prefix:');
}
echo '</legend>';
echo '<table>';
echo '<tr>';
echo '<td>' . __('From') . '</td>';
echo '<td>';
echo '<input type="text" name="from_prefix" id="initialPrefix" />';
echo '</td>';
echo '</tr>';
echo '<tr>';
echo '<td>' . __('To') . '</td>';
echo '<td>';
echo '<input type="text" name="to_prefix" id="newPrefix" />';
echo '</td>';
echo '</tr>';
echo '</table>';
echo '</fieldset>';
echo '<fieldset class="tblFooters">';
echo '<input type="hidden" name="mult_btn" value="' . __('Yes') . '" />';
echo '<input type="submit" value="' . __('Submit') . '" id="buttonYes" />';
echo '</fieldset>';
echo '</form>';
} elseif ($what == 'add_prefix_tbl') {
echo '<form action="' . $action . '" method="post">';
echo PMA_URL_getHiddenInputs($_url_params);
echo '<fieldset class = "input">';
echo '<legend>' . __('Add table prefix:') . '</legend>';
echo '<table>';
echo '<tr>';
echo '<td>' . __('Add prefix') . '</td>';
echo '<td>';
echo '<input type="text" name="add_prefix" id="txtPrefix" />';
echo '</td>';
echo '</tr>';
echo '<tr>';
echo '</table>';
echo '</fieldset>';
echo '<fieldset class="tblFooters">';
echo '<input type="hidden" name="mult_btn" value="' . __('Yes') . '" />';
echo '<input type="submit" value="' . __('Submit') . '" id="buttonYes" />';
echo '</fieldset>';
echo '</form>';
} else {
echo '<fieldset class="confirmation">';
echo '<legend>';
if ($what == 'drop_db') {
echo __('You are about to DESTROY a complete database!') . ' ';
}
echo __('Do you really want to execute the following query?');
echo '</legend>';
echo '<code>' . $full_query . '</code>';
echo '</fieldset>';
echo '<fieldset class="tblFooters">';
echo '<form action="' . $action . '" method="post">';
echo PMA_URL_getHiddenInputs($_url_params);
// Display option to disable foreign key checks while dropping tables
if ($what == 'drop_tbl') {
echo '<div id="foreignkeychk">';
echo '<span class="fkc_switch">';
echo __('Foreign key check:');
echo '</span>';
echo '<span class="checkbox">';
echo '<input type="checkbox" name="fk_check" value="1" id="fkc_checkbox"';
$default_fk_check_value = $GLOBALS['dbi']->fetchValue('SHOW VARIABLES LIKE \'foreign_key_checks\';', 0, 1) == 'ON';
if ($default_fk_check_value) {
echo ' checked="checked"';
}
echo '/></span>';
echo '<span id="fkc_status" class="fkc_switch">';
echo ($default_fk_check_value) ? __('(Enabled)') : __('(Disabled)');
echo '</span>';
echo '</div>';
}
echo '<input type="hidden" name="mult_btn" value="' . __('Yes') . '" />';
echo '<input type="submit" value="' . __('Yes') . '" id="buttonYes" />';
echo '</form>';
echo '<form action="' . $action . '" method="post">';
echo PMA_URL_getHiddenInputs($_url_params);
echo '<input type="hidden" name="mult_btn" value="' . __('No') . '" />';
echo '<input type="submit" value="' . __('No') . '" id="buttonNo" />';
echo '</form>';
echo '</fieldset>';
}
exit;
} elseif (! empty($mult_btn) && $mult_btn == __('Yes')) {
/**
* Executes the query - dropping rows, columns/fields, tables or dbs
*/
if ($query_type == 'drop_db'
|| $query_type == 'drop_tbl'
|| $query_type == 'drop_fld'
) {
include_once './libraries/relation_cleanup.lib.php';
}
$sql_query = '';
if ($query_type == 'drop_tbl') {
$sql_query_views = '';
}
$selected_cnt = count($selected);
// whether to run query after each pass
$run_parts = false;
// whether to execute the query at the end (to display results)
$use_sql = false;
if ($query_type == 'primary_fld') {
// Gets table primary key
$GLOBALS['dbi']->selectDb($db);
$result = $GLOBALS['dbi']->query(
'SHOW KEYS FROM ' . PMA_Util::backquote($table) . ';'
);
$primary = '';
while ($row = $GLOBALS['dbi']->fetchAssoc($result)) {
// Backups the list of primary keys
if ($row['Key_name'] == 'PRIMARY') {
$primary .= $row['Column_name'] . ', ';
}
} // end while
$GLOBALS['dbi']->freeResult($result);
}
$rebuild_database_list = false;
for ($i = 0; $i < $selected_cnt; $i++) {
switch ($query_type) {
case 'row_delete':
$a_query = $selected[$i];
$run_parts = true;
break;
case 'drop_db':
PMA_relationsCleanupDatabase($selected[$i]);
$a_query = 'DROP DATABASE '
. PMA_Util::backquote($selected[$i]);
$reload = 1;
$run_parts = true;
$rebuild_database_list = true;
break;
case 'drop_tbl':
PMA_relationsCleanupTable($db, $selected[$i]);
$current = $selected[$i];
if (!empty($views) && in_array($current, $views)) {
$sql_query_views .= (empty($sql_query_views) ? 'DROP VIEW ' : ', ')
. PMA_Util::backquote($current);
} else {
$sql_query .= (empty($sql_query) ? 'DROP TABLE ' : ', ')
. PMA_Util::backquote($current);
}
$reload = 1;
break;
case 'check_tbl':
$sql_query .= (empty($sql_query) ? 'CHECK TABLE ' : ', ')
. PMA_Util::backquote($selected[$i]);
$use_sql = true;
break;
case 'optimize_tbl':
$sql_query .= (empty($sql_query) ? 'OPTIMIZE TABLE ' : ', ')
. PMA_Util::backquote($selected[$i]);
$use_sql = true;
break;
case 'analyze_tbl':
$sql_query .= (empty($sql_query) ? 'ANALYZE TABLE ' : ', ')
. PMA_Util::backquote($selected[$i]);
$use_sql = true;
break;
case 'repair_tbl':
$sql_query .= (empty($sql_query) ? 'REPAIR TABLE ' : ', ')
. PMA_Util::backquote($selected[$i]);
$use_sql = true;
break;
case 'empty_tbl':
$a_query = 'TRUNCATE ';
$a_query .= PMA_Util::backquote($selected[$i]);
$run_parts = true;
break;
case 'drop_fld':
PMA_relationsCleanupColumn($db, $table, $selected[$i]);
$sql_query .= (empty($sql_query) ? 'ALTER TABLE ' . PMA_Util::backquote($table) : ',')
. ' DROP ' . PMA_Util::backquote($selected[$i])
. (($i == $selected_cnt-1) ? ';' : '');
break;
case 'primary_fld':
$sql_query .= (empty($sql_query) ? 'ALTER TABLE ' . PMA_Util::backquote($table) . (empty($primary) ? '' : ' DROP PRIMARY KEY,') . ' ADD PRIMARY KEY( ' : ', ')
. PMA_Util::backquote($selected[$i])
. (($i == $selected_cnt-1) ? ');' : '');
break;
case 'index_fld':
$sql_query .= (empty($sql_query) ? 'ALTER TABLE ' . PMA_Util::backquote($table) . ' ADD INDEX( ' : ', ')
. PMA_Util::backquote($selected[$i])
. (($i == $selected_cnt-1) ? ');' : '');
break;
case 'unique_fld':
$sql_query .= (empty($sql_query) ? 'ALTER TABLE ' . PMA_Util::backquote($table) . ' ADD UNIQUE( ' : ', ')
. PMA_Util::backquote($selected[$i])
. (($i == $selected_cnt-1) ? ');' : '');
break;
case 'spatial_fld':
$sql_query .= (empty($sql_query) ? 'ALTER TABLE ' . PMA_Util::backquote($table) . ' ADD SPATIAL( ' : ', ')
. PMA_Util::backquote($selected[$i])
. (($i == $selected_cnt-1) ? ');' : '');
break;
case 'fulltext_fld':
$sql_query .= (empty($sql_query) ? 'ALTER TABLE ' . PMA_Util::backquote($table) . ' ADD FULLTEXT( ' : ', ')
. PMA_Util::backquote($selected[$i])
. (($i == $selected_cnt-1) ? ');' : '');
break;
case 'add_prefix_tbl':
$newtablename = $_POST['add_prefix'] . $selected[$i];
// ADD PREFIX TO TABLE NAME
$a_query = 'ALTER TABLE '
. PMA_Util::backquote($selected[$i])
. ' RENAME '
. PMA_Util::backquote($newtablename);
$run_parts = true;
break;
case 'replace_prefix_tbl':
$current = $selected[$i];
if (substr($current, 0, strlen($from_prefix)) == $from_prefix) {
$newtablename = $to_prefix . substr($current, strlen($from_prefix));
} else {
$newtablename = $current;
}
// CHANGE PREFIX PATTERN
$a_query = 'ALTER TABLE '
. PMA_Util::backquote($selected[$i])
. ' RENAME '
. PMA_Util::backquote($newtablename);
$run_parts = true;
break;
case 'copy_tbl_change_prefix':
$current = $selected[$i];
if (substr($current, 0, strlen($from_prefix)) == $from_prefix) {
$newtablename = $to_prefix . substr($current, strlen($from_prefix));
} else {
$newtablename = $current;
}
$newtablename = $to_prefix . substr($current, strlen($from_prefix));
// COPY TABLE AND CHANGE PREFIX PATTERN
$a_query = 'CREATE TABLE '
. PMA_Util::backquote($newtablename)
. ' SELECT * FROM '
. PMA_Util::backquote($selected[$i]);
$run_parts = true;
break;
} // end switch
// All "DROP TABLE", "DROP FIELD", "OPTIMIZE TABLE" and "REPAIR TABLE"
// statements will be run at once below
if ($run_parts) {
$sql_query .= $a_query . ';' . "\n";
if ($query_type != 'drop_db') {
$GLOBALS['dbi']->selectDb($db);
}
$result = $GLOBALS['dbi']->query($a_query);
if ($query_type == 'drop_db') {
PMA_clearTransformations($selected[$i]);
} elseif ($query_type == 'drop_tbl') {
PMA_clearTransformations($db, $selected[$i]);
} else if ($query_type == 'drop_fld') {
PMA_clearTransformations($db, $table, $selected[$i]);
}
} // end if
} // end for
if ($query_type == 'drop_tbl') {
$default_fk_check_value = $GLOBALS['dbi']->fetchValue('SHOW VARIABLES LIKE \'foreign_key_checks\';', 0, 1) == 'ON';
if (!empty($sql_query)) {
$sql_query .= ';';
} elseif (!empty($sql_query_views)) {
$sql_query = $sql_query_views . ';';
unset($sql_query_views);
}
}
if ($use_sql) {
/**
* Parse and analyze the query
*/
require_once 'libraries/parse_analyze.inc.php';
PMA_executeQueryAndSendQueryResponse(
$analyzed_sql_results, false, $db, $table, null, null, null,
false, null, null, null, null, $goto, $pmaThemeImage, null, null,
$query_type, $sql_query, $selected, null
);
} elseif (!$run_parts) {
$GLOBALS['dbi']->selectDb($db);
// for disabling foreign key checks while dropping tables
if (! isset($_REQUEST['fk_check']) && $query_type == 'drop_tbl') {
$GLOBALS['dbi']->query('SET FOREIGN_KEY_CHECKS = 0;');
}
$result = $GLOBALS['dbi']->tryQuery($sql_query);
if (! isset($_REQUEST['fk_check'])
&& $query_type == 'drop_tbl'
&& $default_fk_check_value
) {
$GLOBALS['dbi']->query('SET FOREIGN_KEY_CHECKS = 1;');
}
if ($result && !empty($sql_query_views)) {
$sql_query .= ' ' . $sql_query_views . ';';
$result = $GLOBALS['dbi']->tryQuery($sql_query_views);
unset($sql_query_views);
}
if (! $result) {
$message = PMA_Message::error($GLOBALS['dbi']->getError());
}
}
if ($rebuild_database_list) {
// avoid a problem with the database list navigator
// when dropping a db from server_databases
$GLOBALS['pma']->databases->build();
}
} else {
$message = PMA_Message::success(__('No change'));
}
?>