744 lines
		
	
	
	
		
			23 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			744 lines
		
	
	
	
		
			23 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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require_once('include/items.php');
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require_once('include/ostatus.php');
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/**
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 * @brief Adds the header elements for the DFRN protocol
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 *
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 * @param array $items Item elements
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 * @param array $owner Owner record
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 *
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 * @return string DFRN entries
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 */
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function dfrn_entries($items,$owner) {
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	$doc = new DOMDocument('1.0', 'utf-8');
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	$doc->formatOutput = true;
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	$root = dfrn_add_header($doc, $owner, "dfrn:owner", "", false);
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	if(! count($items))
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		return trim($doc->saveXML());
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	foreach($items as $item) {
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		$entry = dfrn_entry($doc, "text", $item, $owner, $item["entry:comment-allow"], $item["entry:cid"]);
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		$root->appendChild($entry);
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	}
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	return(trim($doc->saveXML()));
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}
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/**
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 * @brief Adds the header elements for the DFRN protocol
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 *
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 * @param App $a
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 * @param string $dfrn_id
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 * @param string $owner_nick Owner nick name
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 * @param string $last_update Date of the last update
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 * @param int $direction
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 *
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 * @return string DFRN feed entries
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 */
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function dfrn_feed(&$a, $dfrn_id, $owner_nick, $last_update, $direction = 0) {
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	$sitefeed    = ((strlen($owner_nick)) ? false : true); // not yet implemented, need to rewrite huge chunks of following logic
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	$public_feed = (($dfrn_id) ? false : true);
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	$starred     = false;   // not yet implemented, possible security issues
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	$converse    = false;
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	if($public_feed && $a->argc > 2) {
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		for($x = 2; $x < $a->argc; $x++) {
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			if($a->argv[$x] == 'converse')
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				$converse = true;
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			if($a->argv[$x] == 'starred')
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				$starred = true;
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			if($a->argv[$x] === 'category' && $a->argc > ($x + 1) && strlen($a->argv[$x+1]))
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				$category = $a->argv[$x+1];
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		}
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	}
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	// default permissions - anonymous user
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	$sql_extra = " AND `item`.`allow_cid` = '' AND `item`.`allow_gid` = '' AND `item`.`deny_cid`  = '' AND `item`.`deny_gid`  = '' ";
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	$r = q("SELECT `contact`.*, `user`.`uid` AS `user_uid`, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`
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		FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
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		WHERE `contact`.`self` = 1 AND `user`.`nickname` = '%s' LIMIT 1",
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		dbesc($owner_nick)
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	);
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	if(! count($r))
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		killme();
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	$owner = $r[0];
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	$owner_id = $owner['user_uid'];
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	$owner_nick = $owner['nickname'];
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	$sql_post_table = "";
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	$visibility = "";
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	if(! $public_feed) {
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		$sql_extra = '';
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		switch($direction) {
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			case (-1):
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				$sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($dfrn_id));
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				$my_id = $dfrn_id;
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				break;
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			case 0:
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				$sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
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				$my_id = '1:' . $dfrn_id;
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				break;
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			case 1:
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				$sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", dbesc($dfrn_id));
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				$my_id = '0:' . $dfrn_id;
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				break;
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			default:
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				return false;
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				break; // NOTREACHED
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		}
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		$r = q("SELECT * FROM `contact` WHERE `blocked` = 0 AND `pending` = 0 AND `contact`.`uid` = %d $sql_extra LIMIT 1",
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			intval($owner_id)
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		);
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		if(! count($r))
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			killme();
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		$contact = $r[0];
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		require_once('include/security.php');
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		$groups = init_groups_visitor($contact['id']);
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		if(count($groups)) {
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			for($x = 0; $x < count($groups); $x ++)
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				$groups[$x] = '<' . intval($groups[$x]) . '>' ;
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			$gs = implode('|', $groups);
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		}
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		else
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			$gs = '<<>>' ; // Impossible to match
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		$sql_extra = sprintf("
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			AND ( `allow_cid` = '' OR     `allow_cid` REGEXP '<%d>' )
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			AND ( `deny_cid`  = '' OR NOT `deny_cid`  REGEXP '<%d>' )
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			AND ( `allow_gid` = '' OR     `allow_gid` REGEXP '%s' )
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			AND ( `deny_gid`  = '' OR NOT `deny_gid`  REGEXP '%s')
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		",
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			intval($contact['id']),
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			intval($contact['id']),
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			dbesc($gs),
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			dbesc($gs)
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		);
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	}
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	if($public_feed)
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		$sort = 'DESC';
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	else
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		$sort = 'ASC';
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	$date_field = "`changed`";
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	$sql_order = "`item`.`parent` ".$sort.", `item`.`created` ASC";
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	if(! strlen($last_update))
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		$last_update = 'now -30 days';
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	if(isset($category)) {
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		$sql_post_table = sprintf("INNER JOIN (SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d ORDER BY `tid` DESC) AS `term` ON `item`.`id` = `term`.`oid` ",
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				dbesc(protect_sprintf($category)), intval(TERM_OBJ_POST), intval(TERM_CATEGORY), intval($owner_id));
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		//$sql_extra .= file_tag_file_query('item',$category,'category');
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	}
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	if($public_feed) {
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		if(! $converse)
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			$sql_extra .= " AND `contact`.`self` = 1 ";
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	}
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	$check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
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	//	AND ( `item`.`edited` > '%s' OR `item`.`changed` > '%s' )
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	//	dbesc($check_date),
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	$r = q("SELECT STRAIGHT_JOIN `item`.*, `item`.`id` AS `item_id`,
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		`contact`.`name`, `contact`.`network`, `contact`.`photo`, `contact`.`url`,
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		`contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
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		`contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
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		`contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`,
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		`sign`.`signed_text`, `sign`.`signature`, `sign`.`signer`
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		FROM `item` $sql_post_table
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		INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
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		AND `contact`.`blocked` = 0 AND `contact`.`pending` = 0
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		LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`
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		WHERE `item`.`uid` = %d AND `item`.`visible` = 1 and `item`.`moderated` = 0 AND `item`.`parent` != 0
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		AND ((`item`.`wall` = 1) $visibility) AND `item`.$date_field > '%s'
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		$sql_extra
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		ORDER BY $sql_order LIMIT 0, 300",
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		intval($owner_id),
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		dbesc($check_date),
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		dbesc($sort)
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	);
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	// Will check further below if this actually returned results.
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	// We will provide an empty feed if that is the case.
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	$items = $r;
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	$doc = new DOMDocument('1.0', 'utf-8');
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	$doc->formatOutput = true;
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	$alternatelink = $owner['url'];
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	if(isset($category))
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		$alternatelink .= "/category/".$category;
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	if ($public_feed)
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		$author = "dfrn:owner";
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	else
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		$author = "author";
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	$root = dfrn_add_header($doc, $owner, $author, $alternatelink, true);
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	// This hook can't work anymore
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	//	call_hooks('atom_feed', $atom);
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	if(! count($items)) {
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		$atom = trim($doc->saveXML());
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		call_hooks('atom_feed_end', $atom);
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		return $atom;
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	}
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	foreach($items as $item) {
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		// prevent private email from leaking.
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		if($item['network'] === NETWORK_MAIL)
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			continue;
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		// public feeds get html, our own nodes use bbcode
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		if($public_feed) {
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			$type = 'html';
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			// catch any email that's in a public conversation and make sure it doesn't leak
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			if($item['private'])
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				continue;
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		}
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		else {
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			$type = 'text';
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		}
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		$entry = dfrn_entry($doc, $type, $item, $owner, true);
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		$root->appendChild($entry);
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	}
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	$atom = trim($doc->saveXML());
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	call_hooks('atom_feed_end', $atom);
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	return $atom;
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}
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/**
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 * @brief Create XML text for DFRN mail
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 *
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 * @param array $item message elements
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 * @param array $owner Owner record
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 *
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 * @return string DFRN mail
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 */
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function dfrn_mail($item, $owner) {
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	$doc = new DOMDocument('1.0', 'utf-8');
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	$doc->formatOutput = true;
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	$root = dfrn_add_header($doc, $owner, "dfrn:owner", "", false);
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	$mail = $doc->createElement("dfrn:mail");
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	$sender = $doc->createElement("dfrn:sender");
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	xml_add_element($doc, $sender, "dfrn:name", $owner['name']);
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	xml_add_element($doc, $sender, "dfrn:uri", $owner['url']);
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	xml_add_element($doc, $sender, "dfrn:avatar", $owner['thumb']);
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	$mail->appendChild($sender);
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	xml_add_element($doc, $mail, "dfrn:id", $item['uri']);
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	xml_add_element($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
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	xml_add_element($doc, $mail, "dfrn:sentdate", datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , ATOM_TIME));
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	xml_add_element($doc, $mail, "dfrn:subject", $item['title']);
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	xml_add_element($doc, $mail, "dfrn:content", $item['body']);
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	$root->appendChild($mail);
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	return(trim($doc->saveXML()));
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}
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/**
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 * @brief Create XML text for DFRN suggestions
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 *
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 * @param array $item suggestion elements
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 * @param array $owner Owner record
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 *
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 * @return string DFRN suggestions
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 */
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function dfrn_fsuggest($item, $owner) {
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	$doc = new DOMDocument('1.0', 'utf-8');
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	$doc->formatOutput = true;
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	$root = dfrn_add_header($doc, $owner, "dfrn:owner", "", false);
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	$suggest = $doc->createElement("dfrn:suggest");
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	xml_add_element($doc, $suggest, "dfrn:url", $item['url']);
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	xml_add_element($doc, $suggest, "dfrn:name", $item['name']);
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	xml_add_element($doc, $suggest, "dfrn:photo", $item['photo']);
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	xml_add_element($doc, $suggest, "dfrn:request", $item['request']);
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	xml_add_element($doc, $suggest, "dfrn:note", $item['note']);
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	$root->appendChild($suggest);
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	return(trim($doc->saveXML()));
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}
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/**
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 * @brief Create XML text for DFRN relocations
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 *
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 * @param array $owner Owner record
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 * @param int $uid User ID
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 *
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 * @return string DFRN relocations
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 */
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function dfrn_relocate($owner, $uid) {
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	$a = get_app();
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	/* get site pubkey. this could be a new installation with no site keys*/
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	$pubkey = get_config('system','site_pubkey');
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	if(! $pubkey) {
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		$res = new_keypair(1024);
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		set_config('system','site_prvkey', $res['prvkey']);
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		set_config('system','site_pubkey', $res['pubkey']);
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	}
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	$rp = q("SELECT `resource-id` , `scale`, type FROM `photo`
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			WHERE `profile` = 1 AND `uid` = %d ORDER BY scale;", $uid);
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	$photos = array();
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	$ext = Photo::supportedTypes();
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	foreach($rp as $p){
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		$photos[$p['scale']] = $a->get_baseurl().'/photo/'.$p['resource-id'].'-'.$p['scale'].'.'.$ext[$p['type']];
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	}
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	unset($rp, $ext);
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	$doc = new DOMDocument('1.0', 'utf-8');
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	$doc->formatOutput = true;
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	$root = dfrn_add_header($doc, $owner, "dfrn:owner", "", false);
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	$relocate = $doc->createElement("dfrn:relocate");
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	xml_add_element($doc, $relocate, "dfrn:url", $owner['url']);
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	xml_add_element($doc, $relocate, "dfrn:name", $owner['name']);
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	xml_add_element($doc, $relocate, "dfrn:photo", $photos[4]);
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	xml_add_element($doc, $relocate, "dfrn:thumb", $photos[5]);
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	xml_add_element($doc, $relocate, "dfrn:micro", $photos[6]);
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	xml_add_element($doc, $relocate, "dfrn:request", $owner['request']);
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	xml_add_element($doc, $relocate, "dfrn:confirm", $owner['confirm']);
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	xml_add_element($doc, $relocate, "dfrn:notify", $owner['notify']);
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	xml_add_element($doc, $relocate, "dfrn:poll", $owner['poll']);
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	xml_add_element($doc, $relocate, "dfrn:sitepubkey", get_config('system','site_pubkey'));
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	$root->appendChild($relocate);
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	return(trim($doc->saveXML()));
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}
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/**
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 * @brief Adds the header elements for the DFRN protocol
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 *
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 * @param object $doc XML document
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 * @param array $owner Owner record
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 * @param string $authorelement Element name for the author
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 * @param string $alternatelink link to profile or category
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 * @param bool $public Is it a header for public posts?
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 *
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 * @return object XML root object
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 */
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function dfrn_add_header($doc, $owner, $authorelement, $alternatelink = "", $public = false) {
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	$a = get_app();
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	if ($alternatelink == "")
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		$alternatelink = $owner['url'];
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	$root = $doc->createElementNS(NS_ATOM, 'feed');
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	$doc->appendChild($root);
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	$root->setAttribute("xmlns:thr", NS_THR);
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	$root->setAttribute("xmlns:at", "http://purl.org/atompub/tombstones/1.0");
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	$root->setAttribute("xmlns:media", NS_MEDIA);
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	$root->setAttribute("xmlns:dfrn", "http://purl.org/macgirvin/dfrn/1.0");
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	$root->setAttribute("xmlns:activity", NS_ACTIVITY);
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	$root->setAttribute("xmlns:georss", NS_GEORSS);
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	$root->setAttribute("xmlns:poco", NS_POCO);
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	$root->setAttribute("xmlns:ostatus", NS_OSTATUS);
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	$root->setAttribute("xmlns:statusnet", NS_STATUSNET);
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	xml_add_element($doc, $root, "id", $a->get_baseurl()."/profile/".$owner["nick"]);
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	xml_add_element($doc, $root, "title", $owner["name"]);
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	$attributes = array("uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION);
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	xml_add_element($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
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	$attributes = array("rel" => "license", "href" => "http://creativecommons.org/licenses/by/3.0/");
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	xml_add_element($doc, $root, "link", "", $attributes);
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	$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $alternatelink);
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	xml_add_element($doc, $root, "link", "", $attributes);
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	ostatus_hublinks($doc, $root);
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 | 
						|
	if ($public) {
 | 
						|
		$attributes = array("rel" => "salmon", "href" => $a->get_baseurl()."/salmon/".$owner["nick"]);
 | 
						|
		xml_add_element($doc, $root, "link", "", $attributes);
 | 
						|
 | 
						|
		$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-replies", "href" => $a->get_baseurl()."/salmon/".$owner["nick"]);
 | 
						|
		xml_add_element($doc, $root, "link", "", $attributes);
 | 
						|
 | 
						|
		$attributes = array("rel" => "http://salmon-protocol.org/ns/salmon-mention", "href" => $a->get_baseurl()."/salmon/".$owner["nick"]);
 | 
						|
		xml_add_element($doc, $root, "link", "", $attributes);
 | 
						|
	}
 | 
						|
 | 
						|
	if ($owner['page-flags'] == PAGE_COMMUNITY)
 | 
						|
		xml_add_element($doc, $root, "dfrn:community", 1);
 | 
						|
 | 
						|
	xml_add_element($doc, $root, "updated", datetime_convert("UTC", "UTC", "now", ATOM_TIME));
 | 
						|
 | 
						|
	$author = dfrn_add_author($doc, $owner, $authorelement);
 | 
						|
	$root->appendChild($author);
 | 
						|
 | 
						|
	return $root;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * @brief Adds the author elements for the DFRN protocol
 | 
						|
 *
 | 
						|
 * @param object $doc XML document
 | 
						|
 * @param array $owner Owner record
 | 
						|
 * @param string $authorelement Element name for the author
 | 
						|
 *
 | 
						|
 * @return object XML author object
 | 
						|
 */
 | 
						|
function dfrn_add_author($doc, $owner, $authorelement) {
 | 
						|
	$a = get_app();
 | 
						|
 | 
						|
	$author = $doc->createElement($authorelement);
 | 
						|
 | 
						|
	$namdate = datetime_convert('UTC', 'UTC', $owner['name-date'].'+00:00' , ATOM_TIME);
 | 
						|
	$uridate = datetime_convert('UTC', 'UTC', $owner['uri-date'].'+00:00', ATOM_TIME);
 | 
						|
	$picdate = datetime_convert('UTC', 'UTC', $owner['avatar-date'].'+00:00', ATOM_TIME);
 | 
						|
 | 
						|
	$attributes = array("dfrn:updated" => $namdate);
 | 
						|
	xml_add_element($doc, $author, "name", $owner["name"], $attributes);
 | 
						|
 | 
						|
	$attributes = array("dfrn:updated" => $namdate);
 | 
						|
	xml_add_element($doc, $author, "uri", $a->get_baseurl().'/profile/'.$owner["nickname"], $attributes);
 | 
						|
 | 
						|
	$attributes = array("rel" => "photo", "type" => "image/jpeg", "dfrn:updated" => $picdate,
 | 
						|
				"media:width" => 175, "media:height" => 175, "href" => $owner['photo']);
 | 
						|
	xml_add_element($doc, $author, "link", "", $attributes);
 | 
						|
 | 
						|
	$attributes = array("rel" => "avatar", "type" => "image/jpeg", "dfrn:updated" => $picdate,
 | 
						|
				"media:width" => 175, "media:height" => 175, "href" => $owner['photo']);
 | 
						|
	xml_add_element($doc, $author, "link", "", $attributes);
 | 
						|
 | 
						|
	$birthday = feed_birthday($owner['user_uid'], $owner['timezone']);
 | 
						|
 | 
						|
	if ($birthday)
 | 
						|
		xml_add_element($doc, $author, "dfrn:birthday", $birthday);
 | 
						|
 | 
						|
	return $author;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * @brief Adds the author elements for the item entries of the DFRN protocol
 | 
						|
 *
 | 
						|
 * @param object $doc XML document
 | 
						|
 * @param string $element Element name for the author
 | 
						|
 * @param string $contact_url Link of the contact
 | 
						|
 * @param array $items Item elements
 | 
						|
 *
 | 
						|
 * @return object XML author object
 | 
						|
 */
 | 
						|
function dfrn_add_entry_author($doc, $element, $contact_url, $item) {
 | 
						|
	$a = get_app();
 | 
						|
 | 
						|
	$contact = get_contact_details_by_url($contact_url, $item["uid"]);
 | 
						|
 | 
						|
	$r = q("SELECT `profile`.`about`, `profile`.`name`, `profile`.`homepage`, `contact`.`nick`, `contact`.`location` FROM `profile`
 | 
						|
			INNER JOIN `contact` ON `contact`.`uid` = `profile`.`uid`
 | 
						|
			INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
 | 
						|
			WHERE `contact`.`self` AND `profile`.`is-default` AND NOT `user`.`hidewall` AND `contact`.`nurl`='%s'",
 | 
						|
		dbesc(normalise_link($contact_url)));
 | 
						|
	if ($r)
 | 
						|
		$profile = $r[0];
 | 
						|
 | 
						|
	$author = $doc->createElement($element);
 | 
						|
	xml_add_element($doc, $author, "name", $contact["name"]);
 | 
						|
	xml_add_element($doc, $author, "uri", $contact["url"]);
 | 
						|
 | 
						|
	/// @Todo
 | 
						|
	/// - Check real image type and image size
 | 
						|
	/// - Check which of these boths elements we really use
 | 
						|
	$attributes = array(
 | 
						|
			"rel" => "photo",
 | 
						|
			"type" => "image/jpeg",
 | 
						|
			"media:width" => 80,
 | 
						|
			"media:height" => 80,
 | 
						|
			"href" => $contact["photo"]);
 | 
						|
	xml_add_element($doc, $author, "link", "", $attributes);
 | 
						|
 | 
						|
	$attributes = array(
 | 
						|
			"rel" => "avatar",
 | 
						|
			"type" => "image/jpeg",
 | 
						|
			"media:width" => 80,
 | 
						|
			"media:height" => 80,
 | 
						|
			"href" => $contact["photo"]);
 | 
						|
	xml_add_element($doc, $author, "link", "", $attributes);
 | 
						|
 | 
						|
	// Only show contact details when it is a user from our system and we are allowed to
 | 
						|
	if ($profile) {
 | 
						|
		xml_add_element($doc, $author, "poco:preferredUsername", $profile["nick"]);
 | 
						|
		xml_add_element($doc, $author, "poco:displayName", $profile["name"]);
 | 
						|
		xml_add_element($doc, $author, "poco:note", $profile["about"]);
 | 
						|
 | 
						|
		if (trim($contact["location"]) != "") {
 | 
						|
			$element = $doc->createElement("poco:address");
 | 
						|
			xml_add_element($doc, $element, "poco:formatted", $profile["location"]);
 | 
						|
			$author->appendChild($element);
 | 
						|
		}
 | 
						|
 | 
						|
		if (trim($profile["homepage"]) != "") {
 | 
						|
			$urls = $doc->createElement("poco:urls");
 | 
						|
			xml_add_element($doc, $urls, "poco:type", "homepage");
 | 
						|
			xml_add_element($doc, $urls, "poco:value", $profile["homepage"]);
 | 
						|
			xml_add_element($doc, $urls, "poco:primary", "true");
 | 
						|
			$author->appendChild($urls);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	return $author;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * @brief Adds the activity elements
 | 
						|
 *
 | 
						|
 * @param object $doc XML document
 | 
						|
 * @param string $element Element name for the activity
 | 
						|
 * @param string $activity activity value
 | 
						|
 *
 | 
						|
 * @return object XML activity object
 | 
						|
 */
 | 
						|
function dfrn_create_activity($doc, $element, $activity) {
 | 
						|
 | 
						|
	if($activity) {
 | 
						|
		$entry = $doc->createElement($element);
 | 
						|
 | 
						|
		$r = parse_xml_string($activity, false);
 | 
						|
		if(!$r)
 | 
						|
			return false;
 | 
						|
		if($r->type)
 | 
						|
			xml_add_element($doc, $entry, "activity:object-type", $r->type);
 | 
						|
		if($r->id)
 | 
						|
			xml_add_element($doc, $entry, "id", $r->id);
 | 
						|
		if($r->title)
 | 
						|
			xml_add_element($doc, $entry, "title", $r->title);
 | 
						|
		if($r->link) {
 | 
						|
			if(substr($r->link,0,1) === '<') {
 | 
						|
				if(strstr($r->link,'&') && (! strstr($r->link,'&')))
 | 
						|
					$r->link = str_replace('&','&', $r->link);
 | 
						|
 | 
						|
				$r->link = preg_replace('/\<link(.*?)\"\>/','<link$1"/>',$r->link);
 | 
						|
 | 
						|
				$data = parse_xml_string($r->link, false);
 | 
						|
				foreach ($data->attributes() AS $parameter => $value)
 | 
						|
					$attributes[$parameter] = $value;
 | 
						|
			} else
 | 
						|
				$attributes = array("rel" => "alternate", "type" => "text/html", "href" => $r->link);
 | 
						|
 | 
						|
			xml_add_element($doc, $entry, "link", "", $attributes);
 | 
						|
		}
 | 
						|
		if($r->content)
 | 
						|
			xml_add_element($doc, $entry, "content", bbcode($r->content), array("type" => "html"));
 | 
						|
 | 
						|
		return $entry;
 | 
						|
	}
 | 
						|
 | 
						|
	return false;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * @brief Adds the attachments elements
 | 
						|
 *
 | 
						|
 * @param object $doc XML document
 | 
						|
 * @param object $root XML root
 | 
						|
 * @param array $item Item element
 | 
						|
 *
 | 
						|
 * @return object XML attachment object
 | 
						|
 */
 | 
						|
function dfrn_get_attachment($doc, $root, $item) {
 | 
						|
	$arr = explode('[/attach],',$item['attach']);
 | 
						|
	if(count($arr)) {
 | 
						|
		foreach($arr as $r) {
 | 
						|
			$matches = false;
 | 
						|
			$cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches);
 | 
						|
			if($cnt) {
 | 
						|
				$attributes = array("rel" => "enclosure",
 | 
						|
						"href" => $matches[1],
 | 
						|
						"type" => $matches[3]);
 | 
						|
 | 
						|
				if(intval($matches[2]))
 | 
						|
					$attributes["length"] = intval($matches[2]);
 | 
						|
 | 
						|
				if(trim($matches[4]) != "")
 | 
						|
					$attributes["title"] = trim($matches[4]);
 | 
						|
 | 
						|
				xml_add_element($doc, $root, "link", "", $attributes);
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
 * @brief Adds the header elements for the DFRN protocol
 | 
						|
 *
 | 
						|
 * @param object $doc XML document
 | 
						|
 * @param string $type "text" or "html"
 | 
						|
 * @param array $item Item element
 | 
						|
 * @param array $owner Owner record
 | 
						|
 * @param bool $comment Trigger the sending of the "comment" element
 | 
						|
 * @param int $cid
 | 
						|
 *
 | 
						|
 * @return object XML entry object
 | 
						|
 */
 | 
						|
function dfrn_entry($doc, $type, $item, $owner, $comment = false, $cid = 0) {
 | 
						|
	$a = get_app();
 | 
						|
 | 
						|
	$mentioned = array();
 | 
						|
 | 
						|
	if(!$item['parent'])
 | 
						|
		return;
 | 
						|
 | 
						|
	if($item['deleted']) {
 | 
						|
		$attributes = array("ref" => $item['uri'], "when" => datetime_convert('UTC','UTC',$item['edited'] . '+00:00',ATOM_TIME));
 | 
						|
		return xml_create_element($doc, "at:deleted-entry", "", $attributes);
 | 
						|
	}
 | 
						|
 | 
						|
	$entry = $doc->createElement("entry");
 | 
						|
 | 
						|
	if($item['allow_cid'] || $item['allow_gid'] || $item['deny_cid'] || $item['deny_gid'])
 | 
						|
		$body = fix_private_photos($item['body'],$owner['uid'],$item,$cid);
 | 
						|
	else
 | 
						|
		$body = $item['body'];
 | 
						|
 | 
						|
	if ($type == 'html') {
 | 
						|
		$htmlbody = $body;
 | 
						|
 | 
						|
		if ($item['title'] != "")
 | 
						|
			$htmlbody = "[b]".$item['title']."[/b]\n\n".$htmlbody;
 | 
						|
 | 
						|
		$htmlbody = bbcode($htmlbody, false, false, 7);
 | 
						|
	}
 | 
						|
 | 
						|
	$author = dfrn_add_entry_author($doc, "author", $item["author-link"], $item);
 | 
						|
	$entry->appendChild($author);
 | 
						|
 | 
						|
	$dfrnowner = dfrn_add_entry_author($doc, "dfrn:owner", $item["owner-link"], $item);
 | 
						|
	$entry->appendChild($dfrnowner);
 | 
						|
 | 
						|
	if(($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
 | 
						|
		$parent = q("SELECT `guid` FROM `item` WHERE `id` = %d", intval($item["parent"]));
 | 
						|
		$parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
 | 
						|
		$attributes = array("ref" => $parent_item, "type" => "text/html", "href" => $a->get_baseurl().'/display/'.$parent[0]['guid']);
 | 
						|
		xml_add_element($doc, $entry, "thr:in-reply-to", "", $attributes);
 | 
						|
	}
 | 
						|
 | 
						|
	xml_add_element($doc, $entry, "id", $item["uri"]);
 | 
						|
	xml_add_element($doc, $entry, "title", $item["title"]);
 | 
						|
 | 
						|
	xml_add_element($doc, $entry, "published", datetime_convert("UTC","UTC",$item["created"]."+00:00",ATOM_TIME));
 | 
						|
	xml_add_element($doc, $entry, "updated", datetime_convert("UTC","UTC",$item["edited"]."+00:00",ATOM_TIME));
 | 
						|
 | 
						|
	xml_add_element($doc, $entry, "dfrn:env", base64url_encode($body, true));
 | 
						|
	xml_add_element($doc, $entry, "content", (($type === 'html') ? $htmlbody : $body), array("type" => $type));
 | 
						|
 | 
						|
	xml_add_element($doc, $entry, "link", "", array("rel" => "alternate", "type" => "text/html",
 | 
						|
							"href" => $a->get_baseurl()."/display/".$item["guid"]));
 | 
						|
 | 
						|
	if ($comment)
 | 
						|
		xml_add_element($doc, $entry, "dfrn:comment-allow", intval($item['last-child']));
 | 
						|
 | 
						|
	if($item['location'])
 | 
						|
		xml_add_element($doc, $entry, "dfrn:location", $item['location']);
 | 
						|
 | 
						|
	if($item['coord'])
 | 
						|
		xml_add_element($doc, $entry, "georss:point", $item['coord']);
 | 
						|
 | 
						|
	if(($item['private']) || strlen($item['allow_cid']) || strlen($item['allow_gid']) || strlen($item['deny_cid']) || strlen($item['deny_gid']))
 | 
						|
		xml_add_element($doc, $entry, "dfrn:private", (($item['private']) ? $item['private'] : 1));
 | 
						|
 | 
						|
	if($item['extid'])
 | 
						|
		xml_add_element($doc, $entry, "dfrn:extid", $item['extid']);
 | 
						|
 | 
						|
	if($item['bookmark'])
 | 
						|
		xml_add_element($doc, $entry, "dfrn:bookmark", "true");
 | 
						|
 | 
						|
	if($item['app'])
 | 
						|
		xml_add_element($doc, $entry, "statusnet:notice_info", "", array("local_id" => $item['id'], "source" => $item['app']));
 | 
						|
 | 
						|
	xml_add_element($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
 | 
						|
 | 
						|
	if($item['signed_text']) {
 | 
						|
		$sign = base64_encode(json_encode(array('signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer'])));
 | 
						|
		xml_add_element($doc, $entry, "dfrn:diaspora_signature", $sign);
 | 
						|
	}
 | 
						|
 | 
						|
	xml_add_element($doc, $entry, "activity:verb", construct_verb($item));
 | 
						|
 | 
						|
	$actobj = dfrn_create_activity($doc, "activity:object", $item['object']);
 | 
						|
	if ($actobj)
 | 
						|
		$entry->appendChild($actobj);
 | 
						|
 | 
						|
	$actarg = dfrn_create_activity($doc, "activity:target", $item['target']);
 | 
						|
	if ($actarg)
 | 
						|
		$entry->appendChild($actarg);
 | 
						|
 | 
						|
	$tags = item_getfeedtags($item);
 | 
						|
 | 
						|
	if(count($tags)) {
 | 
						|
		foreach($tags as $t)
 | 
						|
			if (($type != 'html') OR ($t[0] != "@"))
 | 
						|
				xml_add_element($doc, $entry, "category", "", array("scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]));
 | 
						|
	}
 | 
						|
 | 
						|
	if(count($tags))
 | 
						|
		foreach($tags as $t)
 | 
						|
			if ($t[0] == "@")
 | 
						|
				$mentioned[$t[1]] = $t[1];
 | 
						|
 | 
						|
	foreach ($mentioned AS $mention) {
 | 
						|
		$r = q("SELECT `forum`, `prv` FROM `contact` WHERE `uid` = %d AND `nurl` = '%s'",
 | 
						|
			intval($owner["uid"]),
 | 
						|
			dbesc(normalise_link($mention)));
 | 
						|
		if ($r[0]["forum"] OR $r[0]["prv"])
 | 
						|
			xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
 | 
						|
										"ostatus:object-type" => ACTIVITY_OBJ_GROUP,
 | 
						|
										"href" => $mention));
 | 
						|
		else
 | 
						|
			xml_add_element($doc, $entry, "link", "", array("rel" => "mentioned",
 | 
						|
										"ostatus:object-type" => ACTIVITY_OBJ_PERSON,
 | 
						|
										"href" => $mention));
 | 
						|
	}
 | 
						|
 | 
						|
	dfrn_get_attachment($doc, $entry, $item);
 | 
						|
 | 
						|
	return $entry;
 | 
						|
}
 |