Ghazascanner_2019runbot

/homepage/wordpress/wp-admin/includes/update.php

<?php

// The admin side of our 1.1 update system

function core_update_footer( $msg = '' ) {
	if ( !current_user_can('manage_options') )
		return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'] );

$cur = get_option( 'update_core' );

switch ( $cur->response ) {
	case 'development' :
		return sprintf( '| '.__( 'You are using a development version (%s). Cool! Please <a href="%s">stay updated</a>.' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
	break;

case 'upgrade' :
		if ( current_user_can('manage_options') ) {
			return sprintf( '| <strong>'.__( '<a href="%2$s">Get Version %3$s</a>' ).'</strong>', $GLOBALS['wp_version'], $cur->url, $cur->current );
			break;
		}

case 'latest' :
	default :
		return sprintf( '| '.__( 'Version %s' ), $GLOBALS['wp_version'], $cur->url, $cur->current );
	break;
	}
}
add_filter( 'update_footer', 'core_update_footer' );

function update_nag() {
	$cur = get_option( 'update_core' );

if ( ! isset( $cur->response ) || $cur->response != 'upgrade' )
		return false;

if ( current_user_can('manage_options') )
		$msg = sprintf( __('WordPress %2$s is available! <a href="%1$s">Please update now</a>.'), $cur->url, $cur->current );
	else
		$msg = sprintf( __('WordPress %2$s is available! Please notify the site administrator.'), $cur->url, $cur->current );

echo "<div id='update-nag'>$msg</div>";
}
add_action( 'admin_notices', 'update_nag', 3 );

// Called directly from dashboard
function update_right_now_message() {
	$cur = get_option( 'update_core' );

$msg = sprintf( __('This is WordPress version %s.'), $GLOBALS['wp_version'] );
	if ( isset( $cur->response ) && $cur->response == 'upgrade' && current_user_can('manage_options') )
		$msg .= " <a href='$cur->url' class='rbutton'>" . sprintf( __('Update to %s'), $cur->current ? $cur->current : __( 'Latest' ) ) . '</a>';

echo "<span id='wp-version-message'>$msg</span>";
}

function wp_update_plugins() {
	global $wp_version;

if ( !function_exists('fsockopen') )
		return false;

$plugins = get_plugins();
	$active  = get_option( 'active_plugins' );
	$current = get_option( 'update_plugins' );

$new_option = '';
	$new_option->last_checked = time();

$plugin_changed = false;
	foreach ( $plugins as $file => $p ) {
		$new_option->checked[ $file ] = $p['Version'];

if ( !isset( $current->checked[ $file ] ) ) {
			$plugin_changed = true;
			continue;
		}

if ( strval($current->checked[ $file ]) !== strval($p['Version']) )
			$plugin_changed = true;
	}

if (
		isset( $current->last_checked ) &&
		43200 > ( time() - $current->last_checked ) &&
		!$plugin_changed
	)
		return false;

$to_send->plugins = $plugins;
	$to_send->active = $active;
	$send = serialize( $to_send );

$request = 'plugins=' . urlencode( $send );
	$http_request  = "POST /plugins/update-check/1.0/ HTTP/1.0\r\n";
	$http_request .= "Host: api.wordpress.org\r\n";
	$http_request .= "Content-Type: application/x-www-form-urlencoded; charset=" . get_option('blog_charset') . "\r\n";
	$http_request .= "Content-Length: " . strlen($request) . "\r\n";
	$http_request .= 'User-Agent: WordPress/' . $wp_version . '; ' . get_bloginfo('url') . "\r\n";
	$http_request .= "\r\n";
	$http_request .= $request;

$response = '';
	if( false != ( $fs = @fsockopen( 'api.wordpress.org', 80, $errno, $errstr, 3) ) && is_resource($fs) ) {
		fwrite($fs, $http_request);

while ( !feof($fs) )
			$response .= fgets($fs, 1160); // One TCP-IP packet
		fclose($fs);
		$response = explode("\r\n\r\n", $response, 2);
	}

$response = unserialize( $response[1] );

if ( $response )
		$new_option->response = $response;

update_option( 'update_plugins', $new_option );
}
add_action( 'load-plugins.php', 'wp_update_plugins' );

function wp_plugin_update_row( $file ) {
	global $plugin_data;
	$current = get_option( 'update_plugins' );
	if ( !isset( $current->response[ $file ] ) )
		return false;

$r = $current->response[ $file ];

echo "<tr><td colspan='5' class='plugin-update'>";
	if ( !current_user_can('edit_plugins') )
		printf( __('There is a new version of %1$s available. <a href="%2$s">Download version %3$s here</a>.'), $plugin_data['Name'], $r->url, $r->new_version);
	else if ( empty($r->package) )
		printf( __('There is a new version of %1$s available. <a href="%2$s">Download version %3$s here</a> <em>automatic upgrade unavailable for this plugin</em>.'), $plugin_data['Name'], $r->url, $r->new_version);
	else
		printf( __('There is a new version of %1$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, $r->new_version, wp_nonce_url("update.php?action=upgrade-plugin&amp;plugin=$file", 'upgrade-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 Base folder
	$base = $wp_filesystem->get_base_dir();
	
	if ( empty($base) )
		return new WP_Error('fs_nowordpress', __('Unable to locate WordPress directory.'));

// 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', sprintf(__('Downloading update from %s'), $package));
	$file = download_url($package);

if ( is_wp_error($file) )
		return new WP_Error('download_failed', __('Download failed.'), $file->get_error_message());

$working_dir = $base . 'wp-content/upgrade/' . basename($plugin, '.php');

// Clean up working directory
	if ( $wp_filesystem->is_dir($working_dir) )
		$wp_filesystem->delete($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 extracted, delete the package
	unlink($file);

if ( is_plugin_active($plugin) ) {
		//Deactivate the plugin silently, Prevent deactivation hooks from running.
		apply_filters('update_feedback', __('Deactivating the plugin'));
		deactivate_plugins($plugin, true);
	}

// Remove the existing plugin.
	apply_filters('update_feedback', __('Removing the old version of the plugin'));
	$plugin_dir = dirname($base . PLUGINDIR . "/$plugin");
	$plugin_dir = trailingslashit($plugin_dir);
	
	// If plugin is in its own directory, recursively delete the directory.
	if ( strpos($plugin, '/') && $plugin_dir != $base . PLUGINDIR . '/' ) //base check on if plugin includes directory seperator AND that its not the root plugin folder
		$deleted = $wp_filesystem->delete($plugin_dir, true);
	else
		$deleted = $wp_filesystem->delete($base . PLUGINDIR . "/$plugin");

if ( !$deleted ) {
		$wp_filesystem->delete($working_dir, true);
		return new WP_Error('delete_failed', __('Could not remove the old plugin'));
	}

apply_filters('update_feedback', __('Installing the latest version'));
	// Copy new version of plugin into place.
	if ( !copy_dir($working_dir, $base . PLUGINDIR) ) {
		//$wp_filesystem->delete($working_dir, true); //TODO: Uncomment? This DOES mean that the new files are available in the upgrade folder if it fails.
		return new WP_Error('install_failed', __('Installation failed'));
	}

//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the plugin
	$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );

// Remove working directory
	$wp_filesystem->delete($working_dir, true);

// Force refresh of plugin update information
	delete_option('update_plugins');
	
	if( empty($filelist) )
		return false; //We couldnt find any files in the working dir
	
	$folder = $filelist[0];
	$plugin = get_plugins('/' . $folder); //Pass it with a leading slash, search out the plugins in the folder, 
	$pluginfiles = array_keys($plugin); //Assume the requested plugin is the first in the list

return  $folder . '/' . $pluginfiles[0]; //Pass it without a leading slash as WP requires
}

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