dir/mod/notifications.php

<?php

function notifications_post(&$a) {

	if(! local_user()) {
		goaway(z_root());
	}
	
	$request_id = (($a->argc > 1) ? $a->argv[1] : 0);
	
	if($request_id === "all")
		return;

	if($request_id) {

		$r = q("SELECT * FROM `intro` WHERE `id` = %d  AND `uid` = %d LIMIT 1",
			intval($request_id),
			intval(local_user())
		);
	
		if(count($r)) {
			$intro_id = $r[0]['id'];
			$contact_id = $r[0]['contact-id'];
		}
		else {
			notice( t('Invalid request identifier.') . EOL);
			return;
		}

		// If it is a friend suggestion, the contact is not a new friend but an existing friend
		// that should not be deleted.

		$fid = $r[0]['fid'];

		if($_POST['submit'] == t('Discard')) {
			$r = q("DELETE FROM `intro` WHERE `id` = %d LIMIT 1", 
				intval($intro_id)
			);	
			if(! $fid) {
				$r = q("DELETE FROM `contact` WHERE `id` = %d AND `uid` = %d AND `self` = 0 LIMIT 1", 
					intval($contact_id),
					intval(local_user())
				);
			}
			return;
		}
		if($_POST['submit'] == t('Ignore')) {
			$r = q("UPDATE `intro` SET `ignore` = 1 WHERE `id` = %d LIMIT 1",
				intval($intro_id));
			return;
		}
	}
}





function notifications_content(&$a) {

	if(! local_user()) {
		notice( t('Permission denied.') . EOL);
		return;
	}

	$o = '';
	nav_set_selected("notifications");

	if(($a->argc > 1) && ($a->argv[1] == 'all'))
		$sql_extra = '';
	else
		$sql_extra = " AND `ignore` = 0 ";

	$o .= '<h1>' . t('Pending Friend/Connect Notifications') . '</h1>' . "\r\n";
	
	$o .= '<div id="notification-show-hide-wrapper" >';
	$o .= '<a href="' . ((strlen($sql_extra)) ? 'notifications/all' : 'notifications' ) . '" id="notifications-show-hide-link" >'
		. ((strlen($sql_extra)) ? t('Show Ignored Requests') : t('Hide Ignored Requests')) . '</a></div>' . "\r\n";


	$r = q("SELECT COUNT(*)	AS `total` FROM `intro` 
		WHERE `intro`.`uid` = %d $sql_extra AND `intro`.`blocked` = 0 ",
			intval($_SESSION['uid'])
	);
	if($r && count($r)) {
		$a->set_pager_total($r[0]['total']);
		$a->set_pager_itemspage(20);
	}

	$r = q("SELECT `intro`.`id` AS `intro_id`, `intro`.*, `contact`.*, `fcontact`.`name` AS `fname`,`fcontact`.`url` AS `furl`,`fcontact`.`photo` AS `fphoto`,`fcontact`.`request` AS `frequest`
		FROM `intro` LEFT JOIN `contact` ON `contact`.`id` = `intro`.`contact-id` LEFT JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
		WHERE `intro`.`uid` = %d $sql_extra AND `intro`.`blocked` = 0 ",
			intval($_SESSION['uid']));

	if(($r !== false) && (count($r))) {

		$sugg = get_markup_template('suggestions.tpl');
		$tpl = get_markup_template("intros.tpl");

		foreach($r as $rr) {
			if($rr['fid']) {

				$return_addr = bin2hex($a->user['nickname'] . '@' . $a->get_hostname() . (($a->path) ? '/' . $a->path : ''));
				$o .= replace_macros($sugg,array(
					'$str_notifytype' => t('Notification type: '),
					'$notify_type' => t('Friend Suggestion'),
					'$intro_id' => $rr['intro_id'],
					'$madeby' => sprintf( t('suggested by %s'),$rr['name']),
					'$contact_id' => $rr['contact-id'],
					'$photo' => ((x($rr,'fphoto')) ? $rr['fphoto'] : "images/default-profile.jpg"),
					'$fullname' => $rr['fname'],
					'$url' => $rr['furl'],
					'$knowyou' => $knowyou,
					'$approve' => t('Approve'),
					'$note' => $rr['note'],
					'$request' => $rr['frequest'] . '?addr=' . $return_addr,
					'$ignore' => t('Ignore'),
					'$discard' => t('Discard')

				));

				continue;

			}
			$friend_selected = (($rr['network'] !== NETWORK_OSTATUS) ? ' checked="checked" ' : ' disabled ');
			$fan_selected = (($rr['network'] === NETWORK_OSTATUS) ? ' checked="checked" disabled ' : '');
			$dfrn_tpl = get_markup_template('netfriend.tpl');

			$knowyou   = '';
			$dfrn_text = '';
						
			if($rr['network'] === NETWORK_DFRN || $rr['network'] === NETWORK_DIASPORA) {
				if($rr['network'] === NETWORK_DFRN)
					$knowyou = t('Claims to be known to you: ') . (($rr['knowyou']) ? t('yes') : t('no'));
				else
					$knowyou = '';
				$dfrn_text = replace_macros($dfrn_tpl,array(
					'$intro_id' => $rr['intro_id'],
					'$friend_selected' => $friend_selected,
					'$fan_selected' => $fan_selected,
					'$approve_as' => t('Approve as: '),
					'$as_friend' => t('Friend'),
					'$as_fan' => (($rr['network'] == NETWORK_DIASPORA) ? t('Sharer') : t('Fan/Admirer'))
				));
			}			



			$o .= replace_macros($tpl,array(
				'$str_notifytype' => t('Notification type: '),
				'$notify_type' => (($rr['network'] !== NETWORK_OSTATUS) ? t('Friend/Connect Request') : t('New Follower')),
				'$dfrn_text' => $dfrn_text,	
				'$dfrn_id' => $rr['issued-id'],
				'$uid' => $_SESSION['uid'],
				'$intro_id' => $rr['intro_id'],
				'$contact_id' => $rr['contact-id'],
				'$photo' => ((x($rr,'photo')) ? $rr['photo'] : "images/default-profile.jpg"),
				'$fullname' => $rr['name'],
				'$url' => $rr['url'],
				'$knowyou' => $knowyou,
				'$approve' => t('Approve'),
				'$note' => $rr['note'],
				'$ignore' => t('Ignore'),
				'$discard' => t('Discard')

			));
		}
	}
	else
		info( t('No notifications.') . EOL);

	$o .= paginate($a);
	return $o;
}