Detect plugin output on activation, as well as fatal errors. props miqrogroove. fixes #12089

git-svn-id: http://svn.automattic.com/wordpress/trunk@13167 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
markjaquith 2010-02-16 03:44:20 +00:00
parent 0744c77fbf
commit 082eca5c48
2 changed files with 33 additions and 10 deletions

View File

@ -358,7 +358,11 @@ function activate_plugin( $plugin, $redirect = '', $network_wide = false) {
if ( !empty($redirect) )
wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect)); // we'll override this later if the plugin can be included without fatal error
ob_start();
@include(WP_PLUGIN_DIR . '/' . $plugin);
include(WP_PLUGIN_DIR . '/' . $plugin);
if ( ob_get_length() > 0 ) {
$output = ob_get_clean();
return new WP_Error('unexpected_output', __('The plugin generated unexpected output.'), $output);
}
do_action( 'activate_plugin', trim( $plugin) );
if ( $network_wide ) {
$current[$plugin] = time();

View File

@ -50,8 +50,15 @@ if ( !empty($action) ) {
check_admin_referer('activate-plugin_' . $plugin);
$result = activate_plugin($plugin, 'plugins.php?error=true&plugin=' . $plugin, $network_wide);
if ( is_wp_error( $result ) )
if ( is_wp_error( $result ) ) {
if ('unexpected_output' == $result->get_error_code()) {
$redirect = 'plugins.php?error=true&charsout=' . strlen($result->get_error_data()) . '&plugin=' . $plugin;
wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect));
exit;
} else {
wp_die($result);
}
}
$recent = (array)get_option('recently_activated');
if ( isset($recent[ $plugin ]) ) {
@ -140,10 +147,12 @@ if ( !empty($action) ) {
if ( is_wp_error($valid) )
wp_die($valid);
if ( ! WP_DEBUG ) {
if ( defined('E_RECOVERABLE_ERROR') )
error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
else
error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
}
@ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
include(WP_PLUGIN_DIR . '/' . $plugin);
@ -157,6 +166,9 @@ if ( !empty($action) ) {
check_admin_referer('deactivate-plugin_' . $plugin);
deactivate_plugins($plugin);
update_option('recently_activated', array($plugin => time()) + (array)get_option('recently_activated'));
if (headers_sent())
echo "<meta http-equiv='refresh' content='" . esc_attr( "0;url=plugins.php?deactivate=true&plugin_status=$status&paged=$page" ) . "' />";
else
wp_redirect("plugins.php?deactivate=true&plugin_status=$status&paged=$page");
exit;
break;
@ -302,8 +314,15 @@ if ( !empty($invalid) )
echo '<div id="message" class="error"><p>' . sprintf(__('The plugin <code>%s</code> has been <strong>deactivated</strong> due to an error: %s'), esc_html($plugin_file), $error->get_error_message()) . '</p></div>';
?>
<?php if ( isset($_GET['error']) ) : ?>
<div id="message" class="updated"><p><?php _e('Plugin could not be activated because it triggered a <strong>fatal error</strong>.') ?></p>
<?php if ( isset($_GET['error']) ) :
if (isset($_GET['charsout']))
$errmsg = sprintf(__('Plugin could not be activated because it generated %d characters of <strong>unexpected output</strong>.'), $_GET['charsout']);
else
$errmsg = __('Plugin could not be activated because it triggered a <strong>fatal error</strong>.');
?>
<div id="message" class="updated"><p><?php echo $errmsg; ?></p>
<?php
if ( wp_verify_nonce($_GET['_error_nonce'], 'plugin-activation-error_' . $plugin) ) { ?>
<iframe style="border:0" width="100%" height="70px" src="<?php echo admin_url('plugins.php?action=error_scrape&amp;plugin=' . esc_attr($plugin) . '&amp;_wpnonce=' . esc_attr($_GET['_error_nonce'])); ?>"></iframe>