Location: PHPKode > scripts > Mistpark Server > include/notifier.php
<?php

	require_once("boot.php");

	$a = new App;

	@include(".htconfig.php");
	require_once("dba.php");
	$db = new dba($db_host, $db_user, $db_pass, $db_data);
		unset($db_host, $db_user, $db_pass, $db_data);


	$debugging = get_config('system','debugging');

	require_once("session.php");
	require_once("datetime.php");
	require_once('include/items.php');


	if($argc < 3)
		exit;

	$a->set_baseurl(get_config('system','url'));

	$cmd = $argv[1];

	switch($cmd) {

		case 'mail':
		default:
			$item_id = intval($argv[2]);
			if(! $item_id)
				killme();
			break;
	}

	if($debugging)
		dbg(3);

	$recipients = array();

	if($cmd === 'mail') {

		$message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
				intval($item_id)
		);
		if(! count($message))
			killme();
		$uid = $message[0]['uid'];
		$recipients[] = $message[0]['contact-id'];
		$item = $message[0];

	}
	else {
		// find ancestors

		$r = q("SELECT `parent`, `uid`, `edited` FROM `item` WHERE `id` = %d LIMIT 1",
			intval($item_id)
		);
		if(! count($r))
			killme();

		$parent_id = $r[0]['parent'];
		$uid = $r[0]['uid'];
		$updated = $r[0]['edited'];

		$items = q("SELECT * FROM `item` WHERE `parent` = %d ORDER BY `id` ASC",
			intval($parent_id)
		);

		if(! count($items))
			killme();
	}

	$r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`sprvkey`, `user`.`spubkey`, `user`.`page-flags` 
		FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` 
		WHERE `contact`.`uid` = %d AND `contact`.`self` = 1 LIMIT 1",
		intval($uid)
	);

	if(count($r))
		$owner = $r[0];
	else
		killme();

	$hub = get_config('system','huburl');
	// If this is a public conversation, notify the feed hub
	$notify_hub = true;

	// fill this in with a salmon slap if applicable
	$slap = '';

	if($cmd != 'mail') {

		require_once('include/group.php');

		$parent = $items[0];

		if($parent['type'] === 'remote') {
			// local followup to remote post
			$followup = true;
			$notify_hub = false; // not public
			$conversant_str = dbesc($parent['contact-id']);
		}
		else {
			$followup = false;

			if((strlen($parent['allow_cid'])) 
				|| (strlen($parent['allow_gid'])) 
				|| (strlen($parent['deny_cid'])) 
				|| (strlen($parent['deny_gid'])))
				$notify_hub = false; // private recipients, not public

			$allow_people = expand_acl($parent['allow_cid']);
			$allow_groups = expand_groups(expand_acl($parent['allow_gid']));
			$deny_people = expand_acl($parent['deny_cid']);
			$deny_groups = expand_groups(expand_acl($parent['deny_gid']));

			$conversants = array();

			foreach($items as $item) {
				$recipients[] = $item['contact-id'];
				$conversants[] = $item['contact-id'];
			}

			$conversants = array_unique($conversants,SORT_NUMERIC);


			$recipients = array_unique(array_merge($recipients,$allow_people,$allow_groups),SORT_NUMERIC);
			$deny = array_unique(array_merge($deny_people,$deny_groups),SORT_NUMERIC);
			$recipients = array_diff($recipients,$deny);

			$conversant_str = dbesc(implode(', ',$conversants));
		}

		$r = q("SELECT * FROM `contact` WHERE `id` IN ( $conversant_str ) AND `blocked` = 0 AND `pending` = 0");

		if( ! count($r))
			killme();

		$contacts = $r;

		$tomb_template = load_view_file('view/atom_tomb.tpl');
		$item_template = load_view_file('view/atom_item.tpl');
		$cmnt_template = load_view_file('view/atom_cmnt.tpl');
	}

	$feed_template = load_view_file('view/atom_feed.tpl');
	$mail_template = load_view_file('view/atom_mail.tpl');

	$atom = '';

	$hubxml = '';
	if(strlen($hub)) {
		$hubs = explode(',', $hub);
		if(count($hubs)) {
			foreach($hubs as $h) {
				$h = trim($h);
				if(! strlen($h))
					continue;
				$hubxml .= '<link rel="hub" href="' . xmlify($h) . '" />' . "\n" ;
			}
		}
	}

	$atom .= replace_macros($feed_template, array(
			'$feed_id'      => xmlify($a->get_baseurl() . '/profile/' . $owner['nickname'] ),
			'$feed_title'   => xmlify($owner['name']),
			'$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , ATOM_TIME)) ,
			'$hub'          => $hubxml,
			'$salmon'       => '',   // private feed, we don't use salmon here
			'$name'         => xmlify($owner['name']),
			'$profile_page' => xmlify($owner['url']),
			'$photo'        => xmlify($owner['photo']),
			'$thumb'        => xmlify($owner['thumb']),
			'$picdate'      => xmlify(datetime_convert('UTC','UTC',$owner['avatar-date'] . '+00:00' , ATOM_TIME)) ,
			'$uridate'      => xmlify(datetime_convert('UTC','UTC',$owner['uri-date']    . '+00:00' , ATOM_TIME)) ,
			'$namdate'      => xmlify(datetime_convert('UTC','UTC',$owner['name-date']   . '+00:00' , ATOM_TIME))
	));

	if($cmd === 'mail') {
		$notify_hub = false;  // mail is  not public
		$atom .= replace_macros($mail_template, array(
			'$name'         => xmlify($owner['name']),
			'$profile_page' => xmlify($owner['url']),
			'$thumb'        => xmlify($owner['thumb']),
			'$item_id'      => xmlify($item['uri']),
			'$subject'      => xmlify($item['title']),
			'$created'      => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
			'$content'      => xmlify($item['body']),
			'$parent_id'    => xmlify($item['parent-uri'])
		));
	}
	else {

		if($followup) {
			foreach($items as $item) {  // there is only one item

				$verb = construct_verb($item);
				$actobj = construct_activity($item);

				if($item['id'] == $item_id) {
					$slap = replace_macros($cmnt_template, array(
						'$name'               => xmlify($owner['name']),
						'$profile_page'       => xmlify($owner['url']),
						'$thumb'              => xmlify($owner['thumb']),
						'$owner_name'         => xmlify($item['owner-name']),
						'$owner_profile_page' => xmlify($item['owner-link']),
						'$owner_thumb'        => xmlify($item['owner-avatar']),
						'$item_id'            => xmlify($item['uri']),
						'$title'              => xmlify($item['title']),
						'$published'          => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
						'$updated'            => xmlify(datetime_convert('UTC', 'UTC', $item['edited']  . '+00:00' , ATOM_TIME)),
						'$location'           => xmlify($item['location']),
						'$coord'              => xmlify($item['coord']),
						'$type'               => 'text',
						'$verb'               => xmlify($verb),
						'$actobj'             => $actobj,
						'$alt'                => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
						'$content'            => xmlify($item['body']),
						'$parent_id'          => xmlify($item['parent-uri']),
						'$comment_allow'      => 0
					));
				}
			}
			$atom .= $slap;
		}
		else {
			foreach($items as $item) {
				if($item['deleted']) {
					$atom .= replace_macros($tomb_template, array(
						'$id' => xmlify($item['uri']),
						'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , ATOM_TIME))
					));
				}
				else {
					$contact = get_item_contact($item,$contacts);
					if(! $contact)
						continue;

					$verb = construct_verb($item);
					$actobj = construct_activity($item);

					if($item['parent'] == $item['id']) {
						$atom .= replace_macros($item_template, array(
							'$name'               => xmlify($contact['name']),
							'$profile_page'       => xmlify($contact['url']),
							'$thumb'              => xmlify($contact['thumb']),
							'$owner_name'         => xmlify($item['owner-name']),
							'$owner_profile_page' => xmlify($item['owner-link']),
							'$owner_thumb'        => xmlify($item['owner-avatar']),
							'$item_id'            => xmlify($item['uri']),
							'$title'              => xmlify($item['title']),
							'$published'          => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
							'$updated'            => xmlify(datetime_convert('UTC', 'UTC', $item['edited']  . '+00:00' , ATOM_TIME)),
							'$location'           => xmlify($item['location']),
							'$coord'              => xmlify($item['coord']),
							'$type'               => 'text',
							'$verb'               => xmlify($verb),
							'$actobj'             => $actobj,
							'$content'            => xmlify($item['body']),
							'$alt'                => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
							'$comment_allow'      => (($item['last-child']) ? 1 : 0)
						));
					}
					else {
						$atom .= replace_macros($cmnt_template, array(
							'$name'          => xmlify($contact['name']),
							'$profile_page'  => xmlify($contact['url']),
							'$thumb'         => xmlify($contact['thumb']),
							'$item_id'       => xmlify($item['uri']),
							'$title'         => xmlify($item['title']),
							'$published'     => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME)),
							'$updated'       => xmlify(datetime_convert('UTC', 'UTC', $item['edited']  . '+00:00' , ATOM_TIME)),
							'$content'       => xmlify($item['body']),
							'$alt'           => xmlify($a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id']),
							'$location'      => xmlify($item['location']),
							'$coord'         => xmlify($item['coord']),
							'$type'          => 'text',
							'$verb'          => xmlify($verb),
							'$actobj'        => $actobj,
							'$parent_id'     => xmlify($item['parent-uri']),
							'$comment_allow' => (($item['last-child']) ? 1 : 0)
						));
					}
				}
			}
		}
	}
	$atom .= '</feed>' . "\r\n";

	if($debugging)
		echo $atom;


	if($followup)
		$recip_str = $parent['contact-id'];
	else
		$recip_str = implode(', ', $recipients);


	$r = q("SELECT * FROM `contact` WHERE `id` IN ( %s ) ",
		dbesc($recip_str)
	);
	if(! count($r))
		killme();

	// delivery loop



	foreach($r as $contact) {
		if($contact['self'])
			continue;

		$deliver_status = 0;

		switch($contact['network']) {
			case 'dfrn':
				$deliver_status = dfrn_deliver($owner,$contact,$atom,$debugging);
				break;
			default:
				if($followup) {
					require_once('include/salmon.php');
					slapper($owner,$contact,$slap);
				}
				break;
		}

		if(($cmd === 'mail') && ($deliver_status == 0)) {
			$r = q("UPDATE `mail` SET `delivered` = 1 WHERE `id` = %d LIMIT 1",
				intval($item_id)
			);
		}
	}

	if((strlen($hub)) && ($notify_hub)) {
		$hubs = explode(',', $hub);
		if(count($hubs)) {
			foreach($hubs as $h) {
				$h = trim($h);
				if(! strlen($h))
					continue;
				$params = 'hub.mode=publish&hub.url=' . urlencode($a->get_baseurl() . '/dfrn_poll/' . $owner['nickname'] );
				post_url($h,$params);
				logger('pubsub: publish: ' . $h . ' returned ' . $a->get_curl_code());
				if(count($hubs) > 1)
					sleep(7);				// try and avoid multiple hubs responding at precisely the same time
			}
		}
	}

	killme();

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