tbl_operations.php

WEBGAME源码,有架设说明,只是非常简单

<?php
/* $Id: tbl_operations.php 9608 2006-10-26 07:46:45Z nijel $ */
// vim: expandtab sw=4 ts=4 sts=4:

require_once './libraries/common.lib.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/storage_engines.lib.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>
    <select name="target_db">
        <?php echo $GLOBALS['PMA_List_Database']->getHtmlOptions(); ?>
    </select>
    &nbsp;<b>.</b>&nbsp;
    <input type="text" size="20" name="new_name" onfocus="this.select()"
value="<?php echo htmlspecialchars($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_generateEnginesDropdown('new_tbl_type', null, false, $tbl_type, 4); ?>
        </td>
    </tr>

<?php