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Mini Shell
Mini Shell
<?php
/**
* a generic activation / de-activation class compatble with multisite
*
* @since 1.7
*/
class PLL_Install_Base {
protected $plugin_basename;
/**
* constructor
*
* @since 1.7
*/
public function __construct( $plugin_basename ) {
$this->plugin_basename = $plugin_basename;
// manages plugin activation and deactivation
register_activation_hook( $plugin_basename, array( $this, 'activate' ) );
register_deactivation_hook( $plugin_basename, array( $this, 'deactivate' ) );
// blog creation on multisite
add_action( 'wpmu_new_blog', array( $this, 'wpmu_new_blog' ), 5 ); // before WP attempts to send mails which can break on some PHP versions
}
/**
* allows to detect plugin deactivation
*
* @since 1.7
*
* @return bool true if the plugin is currently beeing deactivated
*/
public function is_deactivation() {
return isset( $_GET['action'], $_GET['plugin'] ) && 'deactivate' == $_GET['action'] && $this->plugin_basename == $_GET['plugin'];
}
/**
* activation or deactivation for all blogs
*
* @since 1.2
*
* @param string $what either 'activate' or 'deactivate'
*/
protected function do_for_all_blogs( $what, $networkwide ) {
// network
if ( is_multisite() && $networkwide ) {
global $wpdb;
foreach ( $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" ) as $blog_id ) {
switch_to_blog( $blog_id );
'activate' == $what ? $this->_activate() : $this->_deactivate();
}
restore_current_blog();
}
// single blog
else {
'activate' == $what ? $this->_activate() : $this->_deactivate();
}
}
/**
* plugin activation for multisite
*
* @since 1.7
*/
public function activate( $networkwide ) {
$this->do_for_all_blogs( 'activate', $networkwide );
}
/**
* plugin activation
*
* @since 0.5
*/
protected function _activate() {
// can be overriden in child class
}
/**
* plugin deactivation for multisite
*
* @since 0.1
*/
public function deactivate( $networkwide ) {
$this->do_for_all_blogs( 'deactivate', $networkwide );
}
/**
* plugin deactivation
*
* @since 0.5
*/
protected function _deactivate() {
// can be overriden in child class
}
/**
* blog creation on multisite ( to set default options )
*
* @since 0.9.4
*
* @param int $blog_id
*/
public function wpmu_new_blog( $blog_id ) {
switch_to_blog( $blog_id );
$this->_activate();
restore_current_blog();
}
}
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