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First cut at plugin update. Props DD32 for the filesystem abstraction. see #5586

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git-svn-id: https://develop.svn.wordpress.org/trunk@6779 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan Boren
2008-02-11 05:45:54 +00:00
parent 6c3071b81a
commit 3064a1290c
8 changed files with 7748 additions and 1 deletions
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75
wp-admin/includes/update.php
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@@ -114,9 +114,82 @@ function wp_plugin_update_row( $file ) {
$r = $current->response[ $file ];
echo "<tr><td colspan='5' class='plugin-update'>";
printf( __('There is a new version of %s available. <a href="%s">Download version %s here</a>.'), $plugin_data['Name'], $r->url, $r->new_version );
printf( __('There is a new version of %1$s available. <a href="%2$s">Download version %3$s here</a> or <a href="%4$s">upgrade automatically</a>.'), $plugin_data['Name'], $r->url, $r->new_version, "update.php?action=upgrade-plugin&amp;plugin=$file" );
echo "</td></tr>";
}
add_action( 'after_plugin_row', 'wp_plugin_update_row' );
function wp_update_plugin($plugin, $feedback = '') {
global $wp_filesystem;
if ( !empty($feedback) )
add_filter('update_feedback', $feedback);
// Is an update available?
$current = get_option( 'update_plugins' );
if ( !isset( $current->response[ $plugin ] ) )
return new WP_Error('up_to_date', __('The plugin is at the latest version.'));
// Is a filesystem accessor setup?
if ( ! $wp_filesystem || !is_object($wp_filesystem) )
WP_Filesystem();
if ( ! is_object($wp_filesystem) )
return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
if ( $wp_filesystem->errors->get_error_code() )
return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors);
// Get the URL to the zip file
$r = $current->response[ $plugin ];
if ( empty($r->package) )
return new WP_Error('no_package', __('Upgrade package not available.'));
// Download the package
$package = $r->package;
apply_filters('update_feedback', __("Downloading update from $package"));
$file = download_url($package);
if ( !$file )
return new WP_Error('download_failed', __('Download failed.'));
$name = basename($plugin, '.php');
$working_dir = ABSPATH . 'wp-content/upgrade/' . $name;
// Clean up working directory
$wp_filesystem->delete($working_dir, true);
apply_filters('update_feedback', __("Unpacking the update"));
// Unzip package to working directory
$result = unzip_file($file, $working_dir);
if ( is_wp_error($result) ) {
unlink($file);
$wp_filesystem->delete($working_dir, true);
return $result;
}
// Once installed, delete the package
unlink($file);
// Remove the existing plugin.
apply_filters('update_feedback', __("Removing the old version of the plugin"));
$wp_filesystem->delete(ABSPATH . PLUGINDIR . "/$plugin");
$plugin_dir = dirname(ABSPATH . PLUGINDIR . "/$plugin");
// If plugin is in its own directory, recursively delete the directory.
if ( '.' != $plugin_dir )
$wp_filesystem->delete($plugin_dir, true);
apply_filters('update_feedback', __("Installing the latest version"));
// Copy new version of plugin into place.
copy_dir($working_dir, ABSPATH . PLUGINDIR);
// Remove working directory
$wp_filesystem->delete($working_dir, true);
// Force refresh of plugin update information
delete_option('update_plugins');
}
?>