<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
 *
 * @version $Id: tbl_operations.php 11027 2007-12-30 20:59:57Z lem9 $
 */

/**
 *
 */
require_once './libraries/common.inc.php';
require_once './libraries/Table.class.php';

$pma_table = new PMA_Table($GLOBALS['table'], $GLOBALS['db']);

/**
 * Runs common work
 */
require './libraries/tbl_common.php';
$url_query .= '&amp;goto=tbl_operations.php&amp;back=tbl_operations.php';
$url_params['goto'] = $url_params['back'] = 'tbl_operations.php';

/**
 * Gets relation settings
 */
require_once './libraries/relation.lib.php';
$cfgRelation = PMA_getRelationsParam();

/**
 * Gets available MySQL charsets and storage engines
 */
require_once './libraries/mysql_charsets.lib.php';
require_once './libraries/StorageEngine.class.php';

// reselect current db (needed in some cases probably due to
// the calling of relation.lib.php)
PMA_DBI_select_db($GLOBALS['db']);

/**
 * Gets tables informations
 */

require './libraries/tbl_info.inc.php';

$reread_info = false;
$errors = array();
$table_alters = array();

/**
 * Updates table comment, type and options if required
 */
if (isset($_REQUEST['submitoptions'])) {
    $message = '';
    if (isset($_REQUEST['new_name'])) {
        if ($pma_table->rename($_REQUEST['new_name'])) {
            $message .= $pma_table->getLastMessage();
            $GLOBALS['table'] = $pma_table->getName();;
            $reread_info = true;
            $reload = true;
        } else {
            $errors[] = $pma_table->getLastError();
            $message .= $pma_table->getLastError();
        }
    }
    if (isset($_REQUEST['comment'])
      && urldecode($_REQUEST['prev_comment']) !== $_REQUEST['comment']) {
        $table_alters[] = 'COMMENT = \'' . PMA_sqlAddslashes($_REQUEST['comment']) . '\'';
    }
    if (! empty($_REQUEST['new_tbl_type'])
      && strtolower($_REQUEST['new_tbl_type']) !== strtolower($tbl_type)) {
        $table_alters[] = PMA_ENGINE_KEYWORD . ' = ' . $_REQUEST['new_tbl_type'];
        $tbl_type = $_REQUEST['new_tbl_type'];
    }

    if (! empty($_REQUEST['tbl_collation'])
      && $_REQUEST['tbl_collation'] !== $tbl_collation) {
        $table_alters[] = 'DEFAULT ' . PMA_generateCharsetQueryPart($_REQUEST['tbl_collation']);
    }

    $l_tbl_type = strtolower($tbl_type);

    if (($l_tbl_type === 'myisam' || $l_tbl_type === 'isam')
      && isset($_REQUEST['new_pack_keys'])
      && $_REQUEST['new_pack_keys'] != (string)$pack_keys) {
        $table_alters[] = 'pack_keys = ' . $_REQUEST['new_pack_keys'];
    }

    $checksum = empty($checksum) ? '0' : '1';
    $_REQUEST['new_checksum'] = empty($_REQUEST['new_checksum']) ? '0' : '1';
    if (($l_tbl_type === 'myisam')
      && $_REQUEST['new_checksum'] !== $checksum) {
        $table_alters[] = 'checksum = ' . $_REQUEST['new_checksum'];
    }

    $delay_key_write = empty($delay_key_write) ? '0' : '1';
    $_REQUEST['new_delay_key_write'] = empty($_REQUEST['new_delay_key_write']) ? '0' : '1';
    if (($l_tbl_type === 'myisam')
      && $_REQUEST['new_delay_key_write'] !== $delay_key_write) {
        $table_alters[] = 'delay_key_write = ' . $_REQUEST['new_delay_key_write'];
    }

    if (($l_tbl_type === 'myisam' || $l_tbl_type === 'innodb')
      &&  ! empty($_REQUEST['new_auto_increment'])
      && (! isset($auto_increment) || $_REQUEST['new_auto_increment'] !== $auto_increment)) {
        $table_alters[] = 'auto_increment = ' . PMA_sqlAddslashes($_REQUEST['new_auto_increment']);
    }

    if (count($table_alters) > 0) {
        $sql_query      = 'ALTER TABLE ' . PMA_backquote($GLOBALS['table']);
        $sql_query     .= "\r\n" . implode("\r\n", $table_alters);
        $message        .= PMA_DBI_query($sql_query) ? $strSuccess : $strError;
        $reread_info    = true;
        unset($table_alters);
    }
}
/**
 * Reordering the table has been requested by the user
 */
if (isset($_REQUEST['submitorderby']) && ! empty($_REQUEST['order_field'])) {
    $sql_query = '
        ALTER TABLE ' . PMA_backquote($GLOBALS['table']) . '
        ORDER BY ' . PMA_backquote(urldecode($_REQUEST['order_field']));
    if (isset($_REQUEST['order_order']) && $_REQUEST['order_order'] === 'desc') {
        $sql_query .= ' DESC';
    }
    $message = PMA_DBI_query($sql_query) ? $strSuccess : $strError;
} // end if


if ($reread_info) {
    $checksum = $delay_key_write = 0;
    require './libraries/tbl_info.inc.php';
}
unset($reread_info);

/**
 * Displays top menu links
 */
require_once './libraries/tbl_links.inc.php';

$url_params['goto'] = 'tbl_operations.php';
$url_params['back'] = 'tbl_operations.php';

/**
 * Get columns names
 */
$local_query = '
    SHOW COLUMNS
    FROM ' . PMA_backquote($GLOBALS['table']) . '
    FROM ' . PMA_backquote($GLOBALS['db']);
$columns = PMA_DBI_fetch_result($local_query, null, 'Field');
unset($local_query);

/**
 * Displays the page
 */
?>
<!-- Order the table -->
<div id="div_table_order">
<form method="post" action="tbl_operations.php">
<?php echo PMA_generate_common_hidden_inputs($GLOBALS['db'], $GLOBALS['table']); ?>
<fieldset id="fieldset_table_order">
    <legend><?php echo $strAlterOrderBy; ?></legend>
    <select name="order_field">
<?php
foreach ($columns as $fieldname) {
    echo '            <option value="' . htmlspecialchars($fieldname) . '">'
        . htmlspecialchars($fieldname) . '</option>' . "\n";
}
unset($columns);
?>
    </select> <?php echo $strSingly; ?>
    <select name="order_order">
        <option value="asc"><?php echo $strAscending; ?></option>
        <option value="desc"><?php echo $strDescending; ?></option>
    </select>
    <input type="submit" name="submitorderby" value="<?php echo $strGo; ?>" />
</fieldset>
</form>
</div>

<!-- Move table -->
<div id="div_table_rename">
<form method="post" action="tbl_move_copy.php"
    onsubmit="return emptyFormElements(this, 'new_name')">
<?php echo PMA_generate_common_hidden_inputs($GLOBALS['db'], $GLOBALS['table']); ?>
<input type="hidden" name="reload" value="1" />
<input type="hidden" name="what" value="data" />
<fieldset id="fieldset_table_rename">
    <legend><?php echo $strMoveTable; ?></legend>
<?php if ($GLOBALS['PMA_List_Database']->count() > $GLOBALS['cfg']['MaxDbList']) {
?>
    <input type="text" maxlength="100" size="30" name="target_db" value="<?php echo htmlspecialchars($GLOBALS['db']); ?>"/>
<?php
    } else {
?>
    <select name="target_db">
        <?php echo $GLOBALS['PMA_List_Database']->getHtmlOptions(true, false); ?>
    </select>
<?php 
    } // end if
?>
    &nbsp;<b>.</b>&nbsp;
    <input type="text" size="20" name="new_name" onfocus="this.select()"
value="<?php echo htmlspecialchars($GLOBALS['table']); ?>" /><br />
    <?php
    // starting with MySQL 5.0.24, SHOW CREATE TABLE includes the AUTO_INCREMENT
    // next value but users can decide if they want it or not for the operation
    ?>
    <input type="checkbox" name="sql_auto_increment" value="1" id="checkbox_auto_increment_mv" checked="checked" />
    <label for="checkbox_auto_increment_mv"><?php echo $strAddAutoIncrement; ?></label><br />
</fieldset>
<fieldset class="tblFooters">
    <input type="submit" name="submit_move" value="<?php echo $strGo; ?>" />
</fieldset>
</form>
</div>

<?php
if (strstr($show_comment, '; InnoDB free') === false) {
    if (strstr($show_comment, 'InnoDB free') === false) {
        // only user entered comment
        $comment = $show_comment;
    } else {
        // here we have just InnoDB generated part
        $comment = '';
    }
} else {
    // remove InnoDB comment from end, just the minimal part (*? is non greedy)
    $comment = preg_replace('@; InnoDB free:.*?$@', '', $show_comment);
}

// PACK_KEYS: MyISAM or ISAM
// DELAY_KEY_WRITE, CHECKSUM, : MyISAM only
// AUTO_INCREMENT: MyISAM and InnoDB since 5.0.3

// nijel: Here should be version check for InnoDB, however it is supported
// in >5.0.4, >4.1.12 and >4.0.11, so I decided not to
// check for version
?>

<!-- Table options -->
<div id="div_table_options">
<form method="post" action="tbl_operations.php">
<?php echo PMA_generate_common_hidden_inputs($GLOBALS['db'], $GLOBALS['table']); ?>
<input type="hidden" name="reload" value="1" />
<fieldset>
    <legend><?php echo $strTableOptions; ?></legend>

    <table>
    <!-- Change table name -->
    <tr><td><?php echo $strRenameTable; ?></td>
        <td><input type="text" size="20" name="new_name" onfocus="this.select()"
                value="<?php echo htmlspecialchars($GLOBALS['table']); ?>" />
        </td>
    </tr>

    <!-- Table comments -->
    <tr><td><?php echo $strTableComments; ?></td>
        <td><input type="text" name="comment" maxlength="60" size="30"
                value="<?php echo htmlspecialchars($comment); ?>" onfocus="this.select()" />
            <input type="hidden" name="prev_comment" value="<?php echo urlencode($comment); ?>" />
        </td>
    </tr>

    <!-- Storage engine -->
    <tr><td><?php echo $strStorageEngine; ?>
            <?php echo PMA_showMySQLDocu('Storage_engines', 'Storage_engines'); ?>
        </td>
        <td><?php echo PMA_StorageEngine::getHtmlSelect('new_tbl_type', null, $tbl_type); ?>
        </td>
    </tr>

<?php
if (PMA_MYSQL_INT_VERSION >= 40100) {
    ?>
    <!-- Table character set -->
    <tr><td><?php echo $strCollation; ?></td>
        <td><?php echo PMA_generateCharsetDropdownBox(PMA_CSDROPDOWN_COLLATION,
                'tbl_collation', null, $tbl_collation, false, 3); ?>
        </td>
    </tr>
    <?php
}
if ($tbl_type == 'MYISAM' || $tbl_type == 'ISAM') {
    ?>
    <tr>
        <td><label for="new_pack_keys">pack_keys</label></td>
        <td><select name="new_pack_keys" id="new_pack_keys">
                <option value="DEFAULT"
                    <?php if ($pack_keys == 'DEFAULT') echo 'selected="selected"'; ?>
                    >DEFAULT</option>
                <option value="0"
                    <?php if ($pack_keys == '0') echo 'selected="selected"'; ?>
                    >0</option>
                <option value="1"
                    <?php if ($pack_keys == '1') echo 'selected="selected"'; ?>
                    >1</option>
            </select>
        </td>
    </tr>
    <?php
} // end if (MYISAM|ISAM)

if ($tbl_type == 'MYISAM') {
    ?>
    <tr><td><label for="new_checksum">checksum</label></td>
        <td><input type="checkbox" name="new_checksum" id="new_checksum"
                value="1"
    <?php echo (isset($checksum) && $checksum == 1)
        ? ' checked="checked"'
        : ''; ?> />
        </td>
    </tr>

    <tr><td><label for="new_delay_key_write">delay_key_write</label></td>
        <td><input type="checkbox" name="new_delay_key_write" id="new_delay_key_write"
                value="1"
    <?php echo (isset($delay_key_write) && $delay_key_write == 1)
        ? ' checked="checked"'
        : ''; ?> />
        </td>
    </tr>

    <?php
} // end if (MYISAM)

if (isset($auto_increment) && strlen($auto_increment) > 0
  && ($tbl_type == 'MYISAM' || $tbl_type == 'INNODB')) {
    ?>
    <tr><td><label for="auto_increment_opt">auto_increment</label></td>
        <td><input type="text" name="new_auto_increment" id="auto_increment_opt"
                value="<?php echo $auto_increment; ?>" /></td>
    </tr>
    <?php
} // end if (MYISAM|INNODB)
?>
    </table>
</fieldset>
<fieldset class="tblFooters">
        <input type="submit" name="submitoptions" value="<?php echo $strGo; ?>" />
</fieldset>
</form>
</div>

<!-- Copy table -->
<div id="div_table_copy">
<form method="post" action="tbl_move_copy.php"
    onsubmit="return emptyFormElements(this, 'new_name')">
<?php echo PMA_generate_common_hidden_inputs($GLOBALS['db'], $GLOBALS['table']); ?>
<input type="hidden" name="reload" value="1" />
<fieldset>
    <legend><?php echo $strCopyTable; ?></legend>
<?php if ($GLOBALS['PMA_List_Database']->count() > $GLOBALS['cfg']['MaxDbList']) {
?>
    <input type="text" maxlength="100" size="30" name="target_db" value="<?php echo htmlspecialchars($GLOBALS['db']); ?>"/>
<?php
    } else {
?>
    <select name="target_db">
        <?php echo $GLOBALS['PMA_List_Database']->getHtmlOptions(true, false); ?>
    </select>
<?php 
    } // end if
?>
    &nbsp;<b>.</b>&nbsp;
    <input type="text" size="20" name="new_name" onfocus="this.select()" /><br />

    <input type="radio" name="what" value="structure" id="radio_copy_structure" />
    <label for="radio_copy_structure"><?php echo $strStrucOnly; ?></label><br />
    <input type="radio" name="what" value="data" id="radio_copy_data" checked="checked" />
    <label for="radio_copy_data"><?php echo $strStrucData; ?></label><br />
    <input type="radio" name="what" value="dataonly" id="radio_copy_dataonly" />
    <label for="radio_copy_dataonly"><?php echo $strDataOnly; ?></label><br />

    <input type="checkbox" name="drop_if_exists" value="true" id="checkbox_drop" />
    <label for="checkbox_drop"><?php echo sprintf($strAddClause, 'DROP TABLE'); ?></label><br />
    <input type="checkbox" name="sql_auto_increment" value="1" id="checkbox_auto_increment_cp" />
    <label for="checkbox_auto_increment_cp"><?php echo $strAddAutoIncrement; ?></label><br />
    <?php
        // display "Add constraints" choice only if there are
        // foreign keys
        if (PMA_getForeigners($GLOBALS['db'], $GLOBALS['table'], '', 'innodb')) {
        ?>
    <input type="checkbox" name="add_constraints" value="1" id="checkbox_constraints" />
    <label for="checkbox_constraints"><?php echo $strAddConstraints; ?></label><br />
        <?php
        } // endif
        if (isset($_COOKIE['pma_switch_to_new'])
          && $_COOKIE['pma_switch_to_new'] == 'true') {
            $pma_switch_to_new = 'true';
        }
    ?>
    <input type="checkbox" name="switch_to_new" value="true"
        id="checkbox_switch"<?php echo
            isset($pma_switch_to_new) && $pma_switch_to_new == 'true'
            ? ' checked="checked"'
            : ''; ?> />
    <label for="checkbox_switch"><?php echo $strSwitchToTable; ?></label>
</fieldset>
<fieldset class="tblFooters">
    <input type="submit" name="submit_copy" value="<?php echo $strGo; ?>" />
</fieldset>
</form>
</div>

<br class="clearfloat"/>

<h1><?php echo $strTableMaintenance; ?></h1>

<ul>
<?php
if ($tbl_type == 'MYISAM' || $tbl_type == 'BERKELEYDB' || $tbl_type == 'INNODB') {
    if ($tbl_type == 'MYISAM' || $tbl_type == 'INNODB') {
        $this_url_params = array_merge($url_params,
            array('sql_query' => 'CHECK TABLE ' . PMA_backquote($GLOBALS['table'])));
        ?>
    <li><a href="sql.php<?php echo PMA_generate_common_url($this_url_params); ?>">
            <?php echo $strCheckTable; ?></a>
        <?php echo PMA_showMySQLDocu('MySQL_Database_Administration', 'CHECK_TABLE'); ?>
    </li>
        <?php
    }
    if ($tbl_type == 'INNODB') {
        $this_url_params = array_merge($url_params,
            array('sql_query' => 'ALTER TABLE ' . PMA_backquote($GLOBALS['table']) . ' ' . PMA_ENGINE_KEYWORD . '=InnoDB'));
        ?>
    <li><a href="sql.php<?php echo PMA_generate_common_url($this_url_params); ?>">
            <?php echo $strDefragment; ?></a>
        <?php echo PMA_showMySQLDocu('Table_types', 'InnoDB_File_Defragmenting'); ?>
    </li>
        <?php
    }
    if ($tbl_type == 'MYISAM' || $tbl_type == 'BERKELEYDB') {
        $this_url_params = array_merge($url_params,
            array('sql_query' => 'ANALYZE TABLE ' . PMA_backquote($GLOBALS['table'])));
        ?>
    <li><a href="sql.php<?php echo PMA_generate_common_url($this_url_params); ?>">
            <?php echo $strAnalyzeTable; ?></a>
        <?php echo PMA_showMySQLDocu('MySQL_Database_Administration', 'ANALYZE_TABLE');?>
    </li>
        <?php
    }
    if ($tbl_type == 'MYISAM') {
        $this_url_params = array_merge($url_params,
            array('sql_query' => 'REPAIR TABLE ' . PMA_backquote($GLOBALS['table'])));
        ?>
    <li><a href="sql.php<?php echo PMA_generate_common_url($this_url_params); ?>">
            <?php echo $strRepairTable; ?></a>
        <?php echo PMA_showMySQLDocu('MySQL_Database_Administration', 'REPAIR_TABLE'); ?>
    </li>
        <?php
    }
    if ($tbl_type == 'MYISAM' || $tbl_type == 'BERKELEYDB' || $tbl_type == 'INNODB') {
        $this_url_params = array_merge($url_params,
            array('sql_query' => 'OPTIMIZE TABLE ' . PMA_backquote($GLOBALS['table'])));
        ?>
    <li><a href="sql.php<?php echo PMA_generate_common_url($this_url_params); ?>">
            <?php echo $strOptimizeTable; ?></a>
        <?php echo PMA_showMySQLDocu('MySQL_Database_Administration', 'OPTIMIZE_TABLE'); ?>
    </li>
        <?php
    }
} // end MYISAM or BERKELEYDB case
$this_url_params = array_merge($url_params,
    array(
        'sql_query' => 'FLUSH TABLE ' . PMA_backquote($GLOBALS['table']),
        'zero_rows' => sprintf($strTableHasBeenFlushed,
            htmlspecialchars($GLOBALS['table'])),
        'reload'    => 1,
        ));
?>
    <li><a href="sql.php<?php echo PMA_generate_common_url($this_url_params); ?>">
            <?php echo $strFlushTable; ?></a>
        <?php echo PMA_showMySQLDocu('MySQL_Database_Administration', 'FLUSH'); ?>
    </li>
</ul>
<?php
// Referential integrity check
// The Referential integrity check was intended for the non-InnoDB
// tables for which the relations are defined in pmadb
// so I assume that if the current table is InnoDB, I don't display
// this choice (InnoDB maintains integrity by itself)

if ($cfgRelation['relwork'] && $tbl_type != "INNODB") {

    // we need this PMA_DBI_select_db if the user has access to more than one db
    // and $GLOBALS['db'] is not the last of the list, because
    // PMA_List_Database::_checkAccess()
    // has made a PMA_DBI_select_db() on the last one
    PMA_DBI_select_db($GLOBALS['db']);
    $foreign = PMA_getForeigners($GLOBALS['db'], $GLOBALS['table']);

    if ($foreign) {
        ?>
    <!-- Referential integrity check -->
    <ul>
        <?php echo $strReferentialIntegrity; ?><br />
        <?php
        echo "\n";
        foreach ($foreign AS $master => $arr) {
            $join_query  = 'SELECT ' . PMA_backquote($GLOBALS['table']) . '.* FROM '
                         . PMA_backquote($GLOBALS['table']) . ' LEFT JOIN '
                         . PMA_backquote($arr['foreign_table']);
            if ($arr['foreign_table'] == $GLOBALS['table']) {
                $foreign_table = $GLOBALS['table'] . '1';
                $join_query .= ' AS ' . PMA_backquote($foreign_table);
            } else {
                $foreign_table = $arr['foreign_table'];
            }
            $join_query .= ' ON '
                         . PMA_backquote($GLOBALS['table']) . '.' . PMA_backquote($master)
                         . ' = ' . PMA_backquote($foreign_table) . '.' . PMA_backquote($arr['foreign_field'])
                         . ' WHERE '
                         . PMA_backquote($foreign_table) . '.' . PMA_backquote($arr['foreign_field'])
                         . ' IS NULL AND '
                         . PMA_backquote($GLOBALS['table']) . '.' . PMA_backquote($master)
                         . ' IS NOT NULL';
            $this_url_params = array_merge($url_params,
                array('sql_query' => $join_query));
            echo '        <li>'
                 . '<a href="sql.php'
                 . PMA_generate_common_url($this_url_params)
                 . '">' . $master . '&nbsp;->&nbsp;' . $arr['foreign_table'] . '.' . $arr['foreign_field']
                 . '</a></li>' . "\n";
        } //  foreach $foreign
        unset($foreign_table, $join_query);
        ?>
    </ul>
        <?php
    } // end if ($result)

} // end  if (!empty($cfg['Server']['relation']))


/**
 * Displays the footer
 */
require_once './libraries/footer.inc.php';
?>
