<?php
 
/* * * * * * * * * * * * * * * * * * * * * * * *
 * Description:
 * BuddyPress option to limit or remove the
 * possibility to mail out notifications of
 * wire updates.
 *
 * Author: Jobjörn Folkesson
 *
 * License:
 * I, the copyright holder of this work, hereby
 * release it into the public domain. This
 * applies worldwide. In case this is not
 * legally possible: I grant anyone the right
 * to use this work for any purpose, without
 * any conditions, unless such conditions are
 * required by law.
 * (Public Domain)
 *
 * Installation instructions:
 * Put code in a "tweaks.php" or similar in your
 * mu-plugins folder. Et voila!
 * * * * * * * * * * * * * * * * * * * * * * * */
 
function tweaks_add_admin_menu() {
	if ( is_site_admin() ) {
		// Add the administration tab under the "Site Admin" tab for site administrators
		add_submenu_page( 'wpmu-admin.php', __("Additional settings", 'tweaks'), __("Ytterligare inst&auml;llningar", 'bp-tweaks'), 1, "tweaks_admin_settings", "tweaks_admin_settings" );
	}
}
add_action( 'admin_menu', 'tweaks_add_admin_menu' );
 
if(!get_site_option( 'wire-email-notifying' )){
	add_site_option( 'wire-email-notifying', 3 );
}
 
function tweaks_admin_settings() {
 
	if ( isset( $_POST['bp-tweaks-submit'] ) && isset( $_POST['bp-tweaks'] ) ) {
		if ( check_admin_referer('bp-tweaks') ){
			// Settings form submitted, now save the settings.
			foreach ( $_POST['bp-tweaks'] as $key => $value ) {
				update_site_option( $key, $value );
			}
			$message = __( 'Settings were successfully saved.', 'tweaks' );
			$type = "updated";
		}
		else{
			$message = __( 'Something went wrong, please try again.', 'tweaks' );
			$type = "error";			
		}
	}
	if ( isset( $message ) ) { ?>
		<div id="message" class="<?php echo $type ?> fade">
			<p><?php echo $message ?></p>
		</div>
	<?php } ?>
	<div class="wrap">
		<h2><?php _e( 'Additional BuddyPress settings', 'tweaks' ) ?></h2>
		<form action="<?php $_SERVER['PHP_SELF'] ?>" method="post" id="bp-admin-form">
			<table class="form-table">
				<tbody>
					<?php if ( function_exists('bp_wire_install') ) { ?>
						<tr>
							<th scope="row"><?php _e('Allow e-mail notifying of wire posts', 'tweaks') ?>:</th>
							<td>
								<input type="radio" name="bp-tweaks[wire-email-notifying]"<?php if ( get_site_option( 'wire-email-notifying' ) == 0) : ?> checked="checked"<?php endif; ?> id="bp-tweaks-wire-email-notifying" value="0" /> <?php _e('Not at all', 'tweaks'); ?> &nbsp;
								<input type="radio" name="bp-tweaks[wire-email-notifying]"<?php if ( get_site_option( 'wire-email-notifying' ) == 1) : ?> checked="checked"<?php endif; ?> id="bp-tweaks-wire-email-notifying" value="1" /> <?php _e('Admins only', 'tweaks'); ?> &nbsp;
								<input type="radio" name="bp-tweaks[wire-email-notifying]"<?php if ( get_site_option( 'wire-email-notifying' ) == 2) : ?> checked="checked"<?php endif; ?> id="bp-tweaks-wire-email-notifying" value="2" /> <?php _e('Admins and mods only', 'tweaks'); ?> &nbsp;
								<input type="radio" name="bp-tweaks[wire-email-notifying]"<?php if ( get_site_option( 'wire-email-notifying' ) == 3) : ?> checked="checked"<?php endif; ?> id="bp-tweaks-wire-email-notifying" value="3" /> <?php _e('Everyone', 'tweaks'); ?> &nbsp;
							</td>			
						</tr>
					<?php } ?>
				</tbody>
			</table>
			<p class="submit">
				<input type="submit" name="bp-tweaks-submit" id="bp-admin-submit" value="<?php _e( 'Save Tweaks', 'tweaks' ) ?>" />
			</p>
			<?php wp_nonce_field( 'bp-tweaks') ?>
		</form>
	</div>
	<?php do_action('additional_bp_settings');
}
 
function limit_wire_email_notifying($var){
	global $bp;
	global $wpdb;
	$setting = get_site_option( 'wire-email-notifying' );
	switch ($setting){
		case 0: // Not at all
			return 0;
			break;
		case 1: // Admins only
			if($bp->is_item_admin){
				return $var;
			}
			else{
				return 0;
			}
			break;
		case 2: // Admins and mods only
			if($bp->is_item_admin || $bp->is_item_mod){
				return $var;
			}
			else{
				return 0;
			}
			break;
		case 3: // Everyone
			return $var;
			break;
	}
}
add_filter( 'bp_wire_show_email_notify', 'limit_wire_email_notifying' );
?>