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<?php
/**
* Manage update messages and Plugins info for VC in default Wordpress plugins list.
*/
class Vc_Updating_Manager {
/**
* The plugin current version
*
* @var string
*/
public $current_version;
/**
* The plugin remote update path
*
* @var string
*/
public $update_path;
/**
* Plugin Slug (plugin_directory/plugin_file.php)
*
* @var string
*/
public $plugin_slug;
/**
* Plugin name (plugin_file)
*
* @var string
*/
public $slug;
/**
* Link to download VC.
* @var string
*/
protected $url = 'http://bit.ly/vcomposer';
/**
* Initialize a new instance of the WordPress Auto-Update class
*
* @param string $current_version
* @param string $update_path
* @param string $plugin_slug
*/
function __construct( $current_version, $update_path, $plugin_slug ) {
// Set the class public variables
$this->current_version = $current_version;
$this->update_path = $update_path;
$this->plugin_slug = $plugin_slug;
$t = explode( '/', $plugin_slug );
$this->slug = str_replace( '.php', '', $t[1] );
// define the alternative API for updating checking
add_filter( 'pre_set_site_transient_update_plugins', array( &$this, 'check_update' ) );
// Define the alternative response for information checking
add_filter( 'plugins_api', array( &$this, 'check_info' ), 10, 3 );
add_action( 'in_plugin_update_message-' . vc_plugin_name(), array( &$this, 'addUpgradeMessageLink' ) );
}
/**
* Add our self-hosted autoupdate plugin to the filter transient
*
* @param $transient
*
* @return object $ transient
*/
public function check_update( $transient ) {
if ( empty( $transient->checked ) ) {
return $transient;
}
// Get the remote version
$remote_version = $this->getRemote_version();
// If a newer version is available, add the update
if ( version_compare( $this->current_version, $remote_version, '<' ) ) {
$obj = new stdClass();
$obj->slug = $this->slug;
$obj->new_version = $remote_version;
$obj->url = '';
$obj->package = '';
$obj->name = vc_updater()->title;
$transient->response[ $this->plugin_slug ] = $obj;
}
return $transient;
}
/**
* Add our self-hosted description to the filter
*
* @param boolean $false
* @param array $action
* @param object $arg
*
* @return bool|object
*/
public function check_info( $false, $action, $arg ) {
if ( isset( $arg->slug ) && $arg->slug === $this->slug ) {
$information = $this->getRemote_information();
$array_pattern = array(
'/^([\*\s])*(\d\d\.\d\d\.\d\d\d\d[^\n]*)/m',
'/^\n+|^[\t\s]*\n+/m',
'/\n/',
);
$array_replace = array(
'<h4>$2</h4>',
'</div><div>',
'</div><div>'
);
$information->name = vc_updater()->title;
$information->sections['changelog'] = '<div>' . preg_replace( $array_pattern, $array_replace, $information->sections['changelog'] ) . '</div>';
return $information;
}
return $false;
}
/**
* Return the remote version
*
* @return string $remote_version
*/
public function getRemote_version() {
$request = wp_remote_post( $this->update_path, array( 'body' => array( 'action' => 'version' ) ) );
if ( ! is_wp_error( $request ) || wp_remote_retrieve_response_code( $request ) === 200 ) {
return $request['body'];
}
return false;
}
/**
* Get information about the remote version
*
* @return bool|object
*/
public function getRemote_information() {
$request = wp_remote_post( $this->update_path, array( 'body' => array( 'action' => 'info' ) ) );
if ( ! is_wp_error( $request ) || wp_remote_retrieve_response_code( $request ) === 200 ) {
return unserialize( base64_decode( $request['body'] ) );
}
return false;
}
/**
* Return the status of the plugin licensing
*
* @return boolean $remote_license
*/
public function getRemote_license() {
$request = wp_remote_post( $this->update_path, array( 'body' => array( 'action' => 'license' ) ) );
if ( ! is_wp_error( $request ) || wp_remote_retrieve_response_code( $request ) === 200 ) {
return $request['body'];
}
return false;
}
/**
* Shows message on Wp plugins page with a link for updating from envato.
*/
public function addUpgradeMessageLink() {
$username = vc_settings()->get( 'envato_username' );
$api_key = vc_settings()->get( 'envato_api_key' );
$purchase_code = vc_settings()->get( 'js_composer_purchase_code' );
echo '<style type="text/css" media="all">tr#wpbakery-visual-composer + tr.plugin-update-tr a.thickbox + em { display: none; }</style>';
if ( empty( $username ) || empty( $api_key ) || empty( $purchase_code ) ) {
echo ' <a href="' . $this->url . '">' . __( 'Download new version from CodeCanyon.', 'js_composer' ) . '</a>';
} else {
// update.php?action=upgrade-plugin&plugin=testimonials-widget%2Ftestimonials-widget.php&_wpnonce=6178d48b6e
echo '<a href="' . wp_nonce_url( admin_url( 'update.php?action=upgrade-plugin&plugin=' . vc_plugin_name() ), 'upgrade-plugin_' . vc_plugin_name() ) . '">' . __( 'Update Visual Composer now.', 'js_composer' ) . '</a>';
}
}
}