2467 lines
		
	
	
	
		
			74 KiB
		
	
	
	
		
			PHP
		
	
	
		
			Executable file
		
	
	
	
	
			
		
		
	
	
			2467 lines
		
	
	
	
		
			74 KiB
		
	
	
	
		
			PHP
		
	
	
		
			Executable file
		
	
	
	
	
| <?php
 | |
| 
 | |
| require_once('include/crypto.php');
 | |
| require_once('include/items.php');
 | |
| require_once('include/bb2diaspora.php');
 | |
| require_once('include/contact_selectors.php');
 | |
| require_once('include/queue_fn.php');
 | |
| 
 | |
| 
 | |
| function diaspora_dispatch_public($msg) {
 | |
| 
 | |
| 	$enabled = intval(get_config('system','diaspora_enabled'));
 | |
| 	if(! $enabled) {
 | |
| 		logger('mod-diaspora: disabled');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN ( SELECT `contact`.`uid` FROM `contact` WHERE `contact`.`network` = '%s' AND `contact`.`addr` = '%s' ) AND `account_expired` = 0 ",
 | |
| 		dbesc(NETWORK_DIASPORA),
 | |
| 		dbesc($msg['author'])
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		foreach($r as $rr) {
 | |
| 			logger('diaspora_public: delivering to: ' . $rr['username']);
 | |
| 			diaspora_dispatch($rr,$msg);
 | |
| 		}
 | |
| 	}
 | |
| 	else
 | |
| 		logger('diaspora_public: no subscribers');
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_dispatch($importer,$msg) {
 | |
| 
 | |
| 	$ret = 0;
 | |
| 
 | |
| 	$enabled = intval(get_config('system','diaspora_enabled'));
 | |
| 	if(! $enabled) {
 | |
| 		logger('mod-diaspora: disabled');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	// php doesn't like dashes in variable names
 | |
| 
 | |
| 	$msg['message'] = str_replace(
 | |
| 			array('<activity_streams-photo>','</activity_streams-photo>'),
 | |
| 			array('<asphoto>','</asphoto>'),
 | |
| 			$msg['message']);
 | |
| 
 | |
| 
 | |
| 	$parsed_xml = parse_xml_string($msg['message'],false);
 | |
| 
 | |
| 	$xmlbase = $parsed_xml->post;
 | |
| 
 | |
| 	logger('diaspora_dispatch: ' . print_r($xmlbase,true), LOGGER_DEBUG);
 | |
| 
 | |
| 
 | |
| 	if($xmlbase->request) {
 | |
| 		$ret = diaspora_request($importer,$xmlbase->request);
 | |
| 	}
 | |
| 	elseif($xmlbase->status_message) {
 | |
| 		$ret = diaspora_post($importer,$xmlbase->status_message);
 | |
| 	}
 | |
| 	elseif($xmlbase->profile) {
 | |
| 		$ret = diaspora_profile($importer,$xmlbase->profile);
 | |
| 	}
 | |
| 	elseif($xmlbase->comment) {
 | |
| 		$ret = diaspora_comment($importer,$xmlbase->comment,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->like) {
 | |
| 		$ret = diaspora_like($importer,$xmlbase->like,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->asphoto) {
 | |
| 		$ret = diaspora_asphoto($importer,$xmlbase->asphoto);
 | |
| 	}
 | |
| 	elseif($xmlbase->reshare) {
 | |
| 		$ret = diaspora_reshare($importer,$xmlbase->reshare);
 | |
| 	}
 | |
| 	elseif($xmlbase->retraction) {
 | |
| 		$ret = diaspora_retraction($importer,$xmlbase->retraction,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->signed_retraction) {
 | |
| 		$ret = diaspora_signed_retraction($importer,$xmlbase->signed_retraction,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->relayable_retraction) {
 | |
| 		$ret = diaspora_signed_retraction($importer,$xmlbase->relayable_retraction,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->photo) {
 | |
| 		$ret = diaspora_photo($importer,$xmlbase->photo,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->conversation) {
 | |
| 		$ret = diaspora_conversation($importer,$xmlbase->conversation,$msg);
 | |
| 	}
 | |
| 	elseif($xmlbase->message) {
 | |
| 		$ret = diaspora_message($importer,$xmlbase->message,$msg);
 | |
| 	}
 | |
| 	else {
 | |
| 		logger('diaspora_dispatch: unknown message type: ' . print_r($xmlbase,true));
 | |
| 	}
 | |
| 	return $ret;
 | |
| }
 | |
| 
 | |
| function diaspora_get_contact_by_handle($uid,$handle) {
 | |
| 	$r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND `uid` = %d AND `addr` = '%s' LIMIT 1",
 | |
| 		dbesc(NETWORK_DIASPORA),
 | |
| 		intval($uid),
 | |
| 		dbesc($handle)
 | |
| 	);
 | |
| 	if($r && count($r))
 | |
| 		return $r[0];
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| function find_diaspora_person_by_handle($handle) {
 | |
| 	$update = false;
 | |
| 	$r = q("select * from fcontact where network = '%s' and addr = '%s' limit 1",
 | |
| 		dbesc(NETWORK_DIASPORA),
 | |
| 		dbesc($handle)
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		logger('find_diaspora_person_by handle: in cache ' . print_r($r,true), LOGGER_DEBUG);
 | |
| 		// update record occasionally so it doesn't get stale
 | |
| 		$d = strtotime($r[0]['updated'] . ' +00:00');
 | |
| 		if($d > strtotime('now - 14 days'))
 | |
| 			return $r[0];
 | |
| 		$update = true;
 | |
| 	}
 | |
| 	logger('find_diaspora_person_by_handle: refresh',LOGGER_DEBUG);
 | |
| 	require_once('include/Scrape.php');
 | |
| 	$r = probe_url($handle, PROBE_DIASPORA);
 | |
| 	if((count($r)) && ($r['network'] === NETWORK_DIASPORA)) {
 | |
| 		add_fcontact($r,$update);
 | |
| 		return ($r);
 | |
| 	}
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| 
 | |
| function get_diaspora_key($uri) {
 | |
| 	logger('Fetching diaspora key for: ' . $uri);
 | |
| 
 | |
| 	$r = find_diaspora_person_by_handle($uri);
 | |
| 	if($r)
 | |
| 		return $r['pubkey'];
 | |
| 	return '';
 | |
| }
 | |
| 
 | |
| 
 | |
| function diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey) {
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	logger('diaspora_pubmsg_build: ' . $msg, LOGGER_DATA);
 | |
| 
 | |
| 	
 | |
| 	$handle = $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 
 | |
| //	$b64_data = base64_encode($msg);
 | |
| //	$b64url_data = base64url_encode($b64_data);
 | |
| 
 | |
| 	$b64url_data = base64url_encode($msg);
 | |
| 
 | |
| 	$data = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data);
 | |
| 
 | |
| 	$type = 'application/xml';
 | |
| 	$encoding = 'base64url';
 | |
| 	$alg = 'RSA-SHA256';
 | |
| 
 | |
| 	$signable_data = $data  . '.' . base64url_encode($type) . '.' 
 | |
| 		. base64url_encode($encoding) . '.' . base64url_encode($alg) ;
 | |
| 
 | |
| 	$signature = rsa_sign($signable_data,$prvkey);
 | |
| 	$sig = base64url_encode($signature);
 | |
| 
 | |
| $magic_env = <<< EOT
 | |
| <?xml version='1.0' encoding='UTF-8'?>
 | |
| <diaspora xmlns="https://joindiaspora.com/protocol" xmlns:me="http://salmon-protocol.org/ns/magic-env" >
 | |
|   <header>
 | |
|     <author_id>$handle</author_id>
 | |
|   </header>
 | |
|   <me:env>
 | |
|     <me:encoding>base64url</me:encoding>
 | |
|     <me:alg>RSA-SHA256</me:alg>
 | |
|     <me:data type="application/xml">$data</me:data>
 | |
|     <me:sig>$sig</me:sig>
 | |
|   </me:env>
 | |
| </diaspora>
 | |
| EOT;
 | |
| 
 | |
| 	logger('diaspora_pubmsg_build: magic_env: ' . $magic_env, LOGGER_DATA);
 | |
| 	return $magic_env;
 | |
| 
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_msg_build($msg,$user,$contact,$prvkey,$pubkey,$public = false) {
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	if($public)
 | |
| 		return diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey);
 | |
| 
 | |
| 	logger('diaspora_msg_build: ' . $msg, LOGGER_DATA);
 | |
| 
 | |
| 	// without a public key nothing will work
 | |
| 
 | |
| 	if(! $pubkey) {
 | |
| 		logger('diaspora_msg_build: pubkey missing: contact id: ' . $contact['id']);
 | |
| 		return '';
 | |
| 	}
 | |
| 
 | |
| 	$inner_aes_key = random_string(32);
 | |
| 	$b_inner_aes_key = base64_encode($inner_aes_key);
 | |
| 	$inner_iv = random_string(16);
 | |
| 	$b_inner_iv = base64_encode($inner_iv);
 | |
| 
 | |
| 	$outer_aes_key = random_string(32);
 | |
| 	$b_outer_aes_key = base64_encode($outer_aes_key);
 | |
| 	$outer_iv = random_string(16);
 | |
| 	$b_outer_iv = base64_encode($outer_iv);
 | |
| 	
 | |
| 	$handle = $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 
 | |
| 	$padded_data = pkcs5_pad($msg,16);
 | |
| 	$inner_encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $padded_data, MCRYPT_MODE_CBC, $inner_iv);
 | |
| 
 | |
| 	$b64_data = base64_encode($inner_encrypted);
 | |
| 
 | |
| 
 | |
| 	$b64url_data = base64url_encode($b64_data);
 | |
| 	$data = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data);
 | |
| 
 | |
| 	$type = 'application/xml';
 | |
| 	$encoding = 'base64url';
 | |
| 	$alg = 'RSA-SHA256';
 | |
| 
 | |
| 	$signable_data = $data  . '.' . base64url_encode($type) . '.' 
 | |
| 		. base64url_encode($encoding) . '.' . base64url_encode($alg) ;
 | |
| 
 | |
| 	$signature = rsa_sign($signable_data,$prvkey);
 | |
| 	$sig = base64url_encode($signature);
 | |
| 
 | |
| $decrypted_header = <<< EOT
 | |
| <decrypted_header>
 | |
|   <iv>$b_inner_iv</iv>
 | |
|   <aes_key>$b_inner_aes_key</aes_key>
 | |
|   <author_id>$handle</author_id>
 | |
| </decrypted_header>
 | |
| EOT;
 | |
| 
 | |
| 	$decrypted_header = pkcs5_pad($decrypted_header,16);
 | |
| 
 | |
| 	$ciphertext = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $outer_aes_key, $decrypted_header, MCRYPT_MODE_CBC, $outer_iv);
 | |
| 
 | |
| 	$outer_json = json_encode(array('iv' => $b_outer_iv,'key' => $b_outer_aes_key));
 | |
| 
 | |
| 	$encrypted_outer_key_bundle = '';
 | |
| 	openssl_public_encrypt($outer_json,$encrypted_outer_key_bundle,$pubkey);
 | |
| 
 | |
| 	$b64_encrypted_outer_key_bundle = base64_encode($encrypted_outer_key_bundle);
 | |
| 
 | |
| 	logger('outer_bundle: ' . $b64_encrypted_outer_key_bundle . ' key: ' . $pubkey, LOGGER_DATA);
 | |
| 
 | |
| 	$encrypted_header_json_object = json_encode(array('aes_key' => base64_encode($encrypted_outer_key_bundle), 
 | |
| 		'ciphertext' => base64_encode($ciphertext)));
 | |
| 	$cipher_json = base64_encode($encrypted_header_json_object);
 | |
| 
 | |
| 	$encrypted_header = '<encrypted_header>' . $cipher_json . '</encrypted_header>';
 | |
| 
 | |
| $magic_env = <<< EOT
 | |
| <?xml version='1.0' encoding='UTF-8'?>
 | |
| <diaspora xmlns="https://joindiaspora.com/protocol" xmlns:me="http://salmon-protocol.org/ns/magic-env" >
 | |
|   $encrypted_header
 | |
|   <me:env>
 | |
|     <me:encoding>base64url</me:encoding>
 | |
|     <me:alg>RSA-SHA256</me:alg>
 | |
|     <me:data type="application/xml">$data</me:data>
 | |
|     <me:sig>$sig</me:sig>
 | |
|   </me:env>
 | |
| </diaspora>
 | |
| EOT;
 | |
| 
 | |
| 	logger('diaspora_msg_build: magic_env: ' . $magic_env, LOGGER_DATA);
 | |
| 	return $magic_env;
 | |
| 
 | |
| }
 | |
| 
 | |
| /**
 | |
|  *
 | |
|  * diaspora_decode($importer,$xml)
 | |
|  *   array $importer -> from user table
 | |
|  *   string $xml -> urldecoded Diaspora salmon 
 | |
|  *
 | |
|  * Returns array
 | |
|  * 'message' -> decoded Diaspora XML message
 | |
|  * 'author' -> author diaspora handle
 | |
|  * 'key' -> author public key (converted to pkcs#8)
 | |
|  *
 | |
|  * Author and key are used elsewhere to save a lookup for verifying replies and likes
 | |
|  */
 | |
| 
 | |
| 
 | |
| function diaspora_decode($importer,$xml) {
 | |
| 
 | |
| 	$public = false;
 | |
| 	$basedom = parse_xml_string($xml);
 | |
| 
 | |
| 	$children = $basedom->children('https://joindiaspora.com/protocol');
 | |
| 
 | |
| 	if($children->header) {
 | |
| 		$public = true;
 | |
| 		$author_link = str_replace('acct:','',$children->header->author_id);
 | |
| 	}
 | |
| 	else {
 | |
| 
 | |
| 		$encrypted_header = json_decode(base64_decode($children->encrypted_header));
 | |
| 	
 | |
| 		$encrypted_aes_key_bundle = base64_decode($encrypted_header->aes_key);
 | |
| 		$ciphertext = base64_decode($encrypted_header->ciphertext);
 | |
| 
 | |
| 		$outer_key_bundle = '';
 | |
| 		openssl_private_decrypt($encrypted_aes_key_bundle,$outer_key_bundle,$importer['prvkey']);
 | |
| 
 | |
| 		$j_outer_key_bundle = json_decode($outer_key_bundle);
 | |
| 
 | |
| 		$outer_iv = base64_decode($j_outer_key_bundle->iv);
 | |
| 		$outer_key = base64_decode($j_outer_key_bundle->key);
 | |
| 
 | |
| 		$decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv);
 | |
| 
 | |
| 
 | |
| 		$decrypted = pkcs5_unpad($decrypted);
 | |
| 
 | |
| 		/**
 | |
| 		 * $decrypted now contains something like
 | |
| 		 *
 | |
| 		 *  <decrypted_header>
 | |
| 		 *     <iv>8e+G2+ET8l5BPuW0sVTnQw==</iv>
 | |
| 		 *     <aes_key>UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU=</aes_key>
 | |
| 
 | |
| ***** OBSOLETE
 | |
| 
 | |
| 		 *     <author>
 | |
| 		 *       <name>Ryan Hughes</name>
 | |
| 		 *       <uri>acct:galaxor@diaspora.pirateship.org</uri>
 | |
| 		 *     </author>
 | |
| 
 | |
| ***** CURRENT
 | |
| 
 | |
| 		 *     <author_id>galaxor@diaspora.priateship.org</author_id>
 | |
| 
 | |
| ***** END DIFFS
 | |
| 
 | |
| 		 *  </decrypted_header>
 | |
| 		 */
 | |
| 
 | |
| 		logger('decrypted: ' . $decrypted, LOGGER_DEBUG);
 | |
| 		$idom = parse_xml_string($decrypted,false);
 | |
| 
 | |
| 		$inner_iv = base64_decode($idom->iv);
 | |
| 		$inner_aes_key = base64_decode($idom->aes_key);
 | |
| 
 | |
| 		$author_link = str_replace('acct:','',$idom->author_id);
 | |
| 
 | |
| 	}
 | |
| 
 | |
| 	$dom = $basedom->children(NAMESPACE_SALMON_ME);
 | |
| 
 | |
| 	// figure out where in the DOM tree our data is hiding
 | |
| 
 | |
| 	if($dom->provenance->data)
 | |
| 		$base = $dom->provenance;
 | |
| 	elseif($dom->env->data)
 | |
| 		$base = $dom->env;
 | |
| 	elseif($dom->data)
 | |
| 		$base = $dom;
 | |
| 	
 | |
| 	if(! $base) {
 | |
| 		logger('mod-diaspora: unable to locate salmon data in xml ');
 | |
| 		http_status_exit(400);
 | |
| 	}
 | |
| 
 | |
| 
 | |
| 	// Stash the signature away for now. We have to find their key or it won't be good for anything.
 | |
| 	$signature = base64url_decode($base->sig);
 | |
| 
 | |
| 	// unpack the  data
 | |
| 
 | |
| 	// strip whitespace so our data element will return to one big base64 blob
 | |
| 	$data = str_replace(array(" ","\t","\r","\n"),array("","","",""),$base->data);
 | |
| 
 | |
| 
 | |
| 	// stash away some other stuff for later
 | |
| 
 | |
| 	$type = $base->data[0]->attributes()->type[0];
 | |
| 	$keyhash = $base->sig[0]->attributes()->keyhash[0];
 | |
| 	$encoding = $base->encoding;
 | |
| 	$alg = $base->alg;
 | |
| 
 | |
| 
 | |
| 	$signed_data = $data  . '.' . base64url_encode($type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($alg);
 | |
| 
 | |
| 
 | |
| 	// decode the data
 | |
| 	$data = base64url_decode($data);
 | |
| 
 | |
| 
 | |
| 	if($public) {
 | |
| 		$inner_decrypted = $data;
 | |
| 	}
 | |
| 	else {
 | |
| 
 | |
| 		// Decode the encrypted blob
 | |
| 
 | |
| 		$inner_encrypted = base64_decode($data);
 | |
| 		$inner_decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $inner_encrypted, MCRYPT_MODE_CBC, $inner_iv);
 | |
| 		$inner_decrypted = pkcs5_unpad($inner_decrypted);
 | |
| 	}
 | |
| 
 | |
| 	if(! $author_link) {
 | |
| 		logger('mod-diaspora: Could not retrieve author URI.');
 | |
| 		http_status_exit(400);
 | |
| 	}
 | |
| 
 | |
| 	// Once we have the author URI, go to the web and try to find their public key
 | |
| 	// (first this will look it up locally if it is in the fcontact cache)
 | |
| 	// This will also convert diaspora public key from pkcs#1 to pkcs#8
 | |
| 
 | |
| 	logger('mod-diaspora: Fetching key for ' . $author_link );
 | |
|  	$key = get_diaspora_key($author_link);
 | |
| 
 | |
| 	if(! $key) {
 | |
| 		logger('mod-diaspora: Could not retrieve author key.');
 | |
| 		http_status_exit(400);
 | |
| 	}
 | |
| 
 | |
| 	$verify = rsa_verify($signed_data,$signature,$key);
 | |
| 
 | |
| 	if(! $verify) {
 | |
| 		logger('mod-diaspora: Message did not verify. Discarding.');
 | |
| 		http_status_exit(400);
 | |
| 	}
 | |
| 
 | |
| 	logger('mod-diaspora: Message verified.');
 | |
| 
 | |
| 	return array('message' => $inner_decrypted, 'author' => $author_link, 'key' => $key);
 | |
| 
 | |
| }
 | |
| 
 | |
| 	
 | |
| function diaspora_request($importer,$xml) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$sender_handle = unxmlify($xml->sender_handle);
 | |
| 	$recipient_handle = unxmlify($xml->recipient_handle);
 | |
| 
 | |
| 	if(! $sender_handle || ! $recipient_handle)
 | |
| 		return;
 | |
| 	 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$sender_handle);
 | |
| 
 | |
| 	if($contact) {
 | |
| 
 | |
| 		// perhaps we were already sharing with this person. Now they're sharing with us.
 | |
| 		// That makes us friends.
 | |
| 
 | |
| 		if($contact['rel'] == CONTACT_IS_FOLLOWER && $importer['page-flags'] != PAGE_COMMUNITY) {
 | |
| 			q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
 | |
| 				intval(CONTACT_IS_FRIEND),
 | |
| 				intval($contact['id']),
 | |
| 				intval($importer['uid'])
 | |
| 			);
 | |
| 		}
 | |
| 		// send notification
 | |
| 
 | |
| 		$r = q("SELECT `hide-friends` FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1",
 | |
| 			intval($importer['uid'])
 | |
| 		);
 | |
| 
 | |
| 		if((count($r)) && (! $r[0]['hide-friends']) && (! $contact['hidden'])) {
 | |
| 			require_once('include/items.php');
 | |
| 
 | |
| 			$self = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
 | |
| 				intval($importer['uid'])
 | |
| 			);
 | |
| 
 | |
| 			// they are not CONTACT_IS_FOLLOWER anymore but that's what we have in the array
 | |
| 
 | |
| 			if(count($self) && $contact['rel'] == CONTACT_IS_FOLLOWER) {
 | |
| 
 | |
| 				$arr = array();
 | |
| 				$arr['uri'] = $arr['parent-uri'] = item_new_uri($a->get_hostname(), $importer['uid']); 
 | |
| 				$arr['uid'] = $importer['uid'];
 | |
| 				$arr['contact-id'] = $self[0]['id'];
 | |
| 				$arr['wall'] = 1;
 | |
| 				$arr['type'] = 'wall';
 | |
| 				$arr['gravity'] = 0;
 | |
| 				$arr['origin'] = 1;
 | |
| 				$arr['author-name'] = $arr['owner-name'] = $self[0]['name'];
 | |
| 				$arr['author-link'] = $arr['owner-link'] = $self[0]['url'];
 | |
| 				$arr['author-avatar'] = $arr['owner-avatar'] = $self[0]['thumb'];
 | |
| 				$arr['verb'] = ACTIVITY_FRIEND;
 | |
| 				$arr['object-type'] = ACTIVITY_OBJ_PERSON;
 | |
| 				
 | |
| 				$A = '[url=' . $self[0]['url'] . ']' . $self[0]['name'] . '[/url]';
 | |
| 				$B = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]';
 | |
| 				$BPhoto = '[url=' . $contact['url'] . ']' . '[img]' . $contact['thumb'] . '[/img][/url]';
 | |
| 				$arr['body'] =  sprintf( t('%1$s is now friends with %2$s'), $A, $B)."\n\n\n".$Bphoto;
 | |
| 
 | |
| 				$arr['object'] = '<object><type>' . ACTIVITY_OBJ_PERSON . '</type><title>' . $contact['name'] . '</title>'
 | |
| 					. '<id>' . $contact['url'] . '/' . $contact['name'] . '</id>';
 | |
| 				$arr['object'] .= '<link>' . xmlify('<link rel="alternate" type="text/html" href="' . $contact['url'] . '" />' . "\n");
 | |
| 				$arr['object'] .= xmlify('<link rel="photo" type="image/jpeg" href="' . $contact['thumb'] . '" />' . "\n");
 | |
| 				$arr['object'] .= '</link></object>' . "\n";
 | |
| 				$arr['last-child'] = 1;
 | |
| 
 | |
| 				$arr['allow_cid'] = $user[0]['allow_cid'];
 | |
| 				$arr['allow_gid'] = $user[0]['allow_gid'];
 | |
| 				$arr['deny_cid']  = $user[0]['deny_cid'];
 | |
| 				$arr['deny_gid']  = $user[0]['deny_gid'];
 | |
| 
 | |
| 				$i = item_store($arr);
 | |
| 				if($i)
 | |
| 			    	proc_run('php',"include/notifier.php","activity","$i");
 | |
| 
 | |
| 			}
 | |
| 
 | |
| 		}
 | |
| 
 | |
| 		return;
 | |
| 	}
 | |
| 	
 | |
| 	$ret = find_diaspora_person_by_handle($sender_handle);
 | |
| 
 | |
| 
 | |
| 	if((! count($ret)) || ($ret['network'] != NETWORK_DIASPORA)) {
 | |
| 		logger('diaspora_request: Cannot resolve diaspora handle ' . $sender_handle . ' for ' . $recipient_handle);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$batch = (($ret['batch']) ? $ret['batch'] : implode('/', array_slice(explode('/',$ret['url']),0,3)) . '/receive/public');
 | |
| 
 | |
| 
 | |
| 
 | |
| 	$r = q("INSERT INTO `contact` (`uid`, `network`,`addr`,`created`,`url`,`nurl`,`batch`,`name`,`nick`,`photo`,`pubkey`,`notify`,`poll`,`blocked`,`priority`)
 | |
| 		VALUES ( %d, '%s', '%s', '%s', '%s','%s','%s','%s','%s','%s','%s','%s','%s',%d,%d) ",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($ret['network']),
 | |
| 		dbesc($ret['addr']),
 | |
| 		datetime_convert(),
 | |
| 		dbesc($ret['url']),
 | |
| 		dbesc(normalise_link($ret['url'])),
 | |
| 		dbesc($batch),
 | |
| 		dbesc($ret['name']),
 | |
| 		dbesc($ret['nick']),
 | |
| 		dbesc($ret['photo']),
 | |
| 		dbesc($ret['pubkey']),
 | |
| 		dbesc($ret['notify']),
 | |
| 		dbesc($ret['poll']),
 | |
| 		1,
 | |
| 		2
 | |
| 	);
 | |
| 		 
 | |
| 	// find the contact record we just created
 | |
| 
 | |
| 	$contact_record = diaspora_get_contact_by_handle($importer['uid'],$sender_handle);
 | |
| 
 | |
| 	if(! $contact_record) {
 | |
| 		logger('diaspora_request: unable to locate newly created contact record.');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$g = q("select def_gid from user where uid = %d limit 1",
 | |
| 		intval($importer['uid'])
 | |
| 	);
 | |
| 	if($g && intval($g[0]['def_gid'])) {
 | |
| 		require_once('include/group.php');
 | |
| 		group_add_member($importer['uid'],'',$contact_record['id'],$g[0]['def_gid']);
 | |
| 	}
 | |
| 
 | |
| 	if($importer['page-flags'] == PAGE_NORMAL) {
 | |
| 
 | |
| 		$hash = random_string() . (string) time();   // Generate a confirm_key
 | |
| 	
 | |
| 		$ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime` )
 | |
| 			VALUES ( %d, %d, %d, %d, '%s', '%s', '%s' )",
 | |
| 			intval($importer['uid']),
 | |
| 			intval($contact_record['id']),
 | |
| 			0,
 | |
| 			0,
 | |
| 			dbesc( t('Sharing notification from Diaspora network')),
 | |
| 			dbesc($hash),
 | |
| 			dbesc(datetime_convert())
 | |
| 		);
 | |
| 	}
 | |
| 	else {
 | |
| 
 | |
| 		// automatic friend approval
 | |
| 
 | |
| 		require_once('include/Photo.php');
 | |
| 
 | |
| 		$photos = import_profile_photo($contact_record['photo'],$importer['uid'],$contact_record['id']);
 | |
| 		
 | |
| 		// technically they are sharing with us (CONTACT_IS_SHARING), 
 | |
| 		// but if our page-type is PAGE_COMMUNITY or PAGE_SOAPBOX
 | |
| 		// we are going to change the relationship and make them a follower.
 | |
| 
 | |
| 		if($importer['page-flags'] == PAGE_FREELOVE)
 | |
| 			$new_relation = CONTACT_IS_FRIEND;
 | |
| 		else
 | |
| 			$new_relation = CONTACT_IS_FOLLOWER;
 | |
| 
 | |
| 		$r = q("UPDATE `contact` SET 
 | |
| 			`photo` = '%s', 
 | |
| 			`thumb` = '%s',
 | |
| 			`micro` = '%s', 
 | |
| 			`rel` = %d, 
 | |
| 			`name-date` = '%s', 
 | |
| 			`uri-date` = '%s', 
 | |
| 			`avatar-date` = '%s', 
 | |
| 			`blocked` = 0, 
 | |
| 			`pending` = 0
 | |
| 			WHERE `id` = %d LIMIT 1
 | |
| 			",
 | |
| 			dbesc($photos[0]),
 | |
| 			dbesc($photos[1]),
 | |
| 			dbesc($photos[2]),
 | |
| 			intval($new_relation),
 | |
| 			dbesc(datetime_convert()),
 | |
| 			dbesc(datetime_convert()),
 | |
| 			dbesc(datetime_convert()),
 | |
| 			intval($contact_record['id'])
 | |
| 		);
 | |
| 
 | |
| 		$u = q("select * from user where uid = %d limit 1",intval($importer['uid']));
 | |
| 		if($u)
 | |
| 			$ret = diaspora_share($u[0],$contact_record);
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| function diaspora_post_allow($importer,$contact) {
 | |
| 	if(($contact['blocked']) || ($contact['readonly']))
 | |
| 		return false;
 | |
| 	if($contact['rel'] == CONTACT_IS_SHARING || $contact['rel'] == CONTACT_IS_FRIEND)
 | |
| 		return true;
 | |
| 	if($contact['rel'] == CONTACT_IS_FOLLOWER)
 | |
| 		if($importer['page-flags'] == PAGE_COMMUNITY)
 | |
| 			return true;
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| 
 | |
| function diaspora_post($importer,$xml) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
 | |
| 	if(! $contact)
 | |
| 		return;
 | |
| 
 | |
| 	if(! diaspora_post_allow($importer,$contact)) {
 | |
| 		logger('diaspora_post: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$message_id = $diaspora_handle . ':' . $guid;
 | |
| 	$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($message_id),
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		logger('diaspora_post: message exists: ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	// allocate a guid on our system - we aren't fixing any collisions.
 | |
| 	// we're ignoring them
 | |
| 
 | |
| 	$g = q("select * from guid where guid = '%s' limit 1",
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(! count($g)) {
 | |
| 		q("insert into guid ( guid ) values ( '%s' )",
 | |
| 			dbesc($guid)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	$created = unxmlify($xml->created_at);
 | |
| 	$private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
 | |
| 
 | |
| 	$body = diaspora2bb($xml->raw_message);
 | |
| 
 | |
| 	$datarray = array();
 | |
| 
 | |
| 	$str_tags = '';
 | |
| 
 | |
| 	$tags = get_tags($body);
 | |
| 
 | |
| 	if(count($tags)) {
 | |
| 		foreach($tags as $tag) {
 | |
| 			if(strpos($tag,'#') === 0) {
 | |
| 				if(strpos($tag,'[url='))
 | |
| 					continue;
 | |
| 
 | |
| 				// don't link tags that are already embedded in links
 | |
| 
 | |
| 				if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 | |
| 					continue;
 | |
| 				if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 | |
| 					continue;
 | |
| 
 | |
| 				$basetag = str_replace('_',' ',substr($tag,1));
 | |
| 				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 | |
| 				if(strlen($str_tags))
 | |
| 					$str_tags .= ',';
 | |
| 				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 | |
| 				continue;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	$cnt = preg_match_all('/@\[url=(.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER);
 | |
| 	if($cnt) {
 | |
| 		foreach($matches as $mtch) {
 | |
| 			if(strlen($str_tags))
 | |
| 				$str_tags .= ',';
 | |
| 			$str_tags .= '@[url=' . $mtch[1] . '[/url]';	
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	$datarray['uid'] = $importer['uid'];
 | |
| 	$datarray['contact-id'] = $contact['id'];
 | |
| 	$datarray['wall'] = 0;
 | |
| 	$datarray['guid'] = $guid;
 | |
| 	$datarray['uri'] = $datarray['parent-uri'] = $message_id;
 | |
| 	$datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
 | |
| 	$datarray['private'] = $private;
 | |
| 	$datarray['parent'] = 0;
 | |
| 	$datarray['owner-name'] = $contact['name'];
 | |
| 	$datarray['owner-link'] = $contact['url'];
 | |
| 	$datarray['owner-avatar'] = $contact['thumb'];
 | |
| 	$datarray['author-name'] = $contact['name'];
 | |
| 	$datarray['author-link'] = $contact['url'];
 | |
| 	$datarray['author-avatar'] = $contact['thumb'];
 | |
| 	$datarray['body'] = $body;
 | |
| 	$datarray['tag'] = $str_tags;
 | |
| 	$datarray['app']  = 'Diaspora';
 | |
| 
 | |
| 	// if empty content it might be a photo that hasn't arrived yet. If a photo arrives, we'll make it visible.
 | |
| 
 | |
| 	$datarray['visible'] = ((strlen($body)) ? 1 : 0);
 | |
| 
 | |
| 	$message_id = item_store($datarray);
 | |
| 
 | |
| 	if($message_id) {
 | |
| 		q("update item set plink = '%s' where id = %d limit 1",
 | |
| 			dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
 | |
| 			intval($message_id)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| 
 | |
| }
 | |
| 
 | |
| function diaspora_reshare($importer,$xml) {
 | |
| 
 | |
| 	logger('diaspora_reshare: init: ' . print_r($xml,true));
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
 | |
| 	if(! $contact)
 | |
| 		return;
 | |
| 
 | |
| 	if(! diaspora_post_allow($importer,$contact)) {
 | |
| 		logger('diaspora_reshare: Ignoring this author: ' . $diaspora_handle . ' ' . print_r($xml,true));
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$message_id = $diaspora_handle . ':' . $guid;
 | |
| 	$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($message_id),
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		logger('diaspora_reshare: message exists: ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$orig_author = notags(unxmlify($xml->root_diaspora_id));
 | |
| 	$orig_guid = notags(unxmlify($xml->root_guid));
 | |
| 
 | |
| 	$source_url = 'https://' . substr($orig_author,strpos($orig_author,'@')+1) . '/p/' . $orig_guid . '.xml';
 | |
| 	$x = fetch_url($source_url);
 | |
| 	if(! $x)
 | |
| 		$x = fetch_url(str_replace('https://','http://',$source_url));
 | |
| 	if(! $x) {
 | |
| 		logger('diaspora_reshare: unable to fetch source url ' . $source_url);
 | |
| 		return;
 | |
| 	}
 | |
| 	logger('diaspora_reshare: source: ' . $x);
 | |
| 
 | |
| 	$x = str_replace(array('<activity_streams-photo>','</activity_streams-photo>'),array('<asphoto>','</asphoto>'),$x);
 | |
| 	$source_xml = parse_xml_string($x,false);
 | |
| 
 | |
| 	if(strlen($source_xml->post->asphoto->objectId) && ($source_xml->post->asphoto->objectId != 0) && ($source_xml->post->asphoto->image_url)) {
 | |
| 		$body = '[url=' . notags(unxmlify($source_xml->post->asphoto->image_url)) . '][img]' . notags(unxmlify($source_xml->post->asphoto->objectId)) . '[/img][/url]' . "\n";
 | |
| 		$body = scale_external_images($body,false);
 | |
| 	}
 | |
| 	elseif($source_xml->post->asphoto->image_url) {
 | |
| 		$body = '[img]' . notags(unxmlify($source_xml->post->asphoto->image_url)) . '[/img]' . "\n";
 | |
| 		$body = scale_external_images($body);
 | |
| 	}
 | |
| 	elseif($source_xml->post->status_message) {
 | |
| 		$body = diaspora2bb($source_xml->post->status_message->raw_message);
 | |
| 		$body = scale_external_images($body);
 | |
| 
 | |
| 	}
 | |
| 	else {
 | |
| 		logger('diaspora_reshare: no reshare content found: ' . print_r($source_xml,true));
 | |
| 		return;
 | |
| 	}
 | |
| 	if(! $body) {
 | |
| 		logger('diaspora_reshare: empty body: source= ' . $x);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$person = find_diaspora_person_by_handle($orig_author);
 | |
| 
 | |
| 	if(is_array($person) && x($person,'name') && x($person,'url'))
 | |
| 		$details = '[url=' . $person['url'] . ']' . $person['name'] . '[/url]';
 | |
| 	else
 | |
| 		$details = $orig_author;
 | |
| 	
 | |
| 	$prefix = '♲ ' . $details . "\n"; 
 | |
| 
 | |
| 
 | |
| 	// allocate a guid on our system - we aren't fixing any collisions.
 | |
| 	// we're ignoring them
 | |
| 
 | |
| 	$g = q("select * from guid where guid = '%s' limit 1",
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(! count($g)) {
 | |
| 		q("insert into guid ( guid ) values ( '%s' )",
 | |
| 			dbesc($guid)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	$created = unxmlify($xml->created_at);
 | |
| 	$private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
 | |
| 
 | |
| 	$datarray = array();
 | |
| 
 | |
| 	$str_tags = '';
 | |
| 
 | |
| 	$tags = get_tags($body);
 | |
| 
 | |
| 	if(count($tags)) {
 | |
| 		foreach($tags as $tag) {
 | |
| 			if(strpos($tag,'#') === 0) {
 | |
| 				if(strpos($tag,'[url='))
 | |
| 					continue;
 | |
| 
 | |
| 				// don't link tags that are already embedded in links
 | |
| 
 | |
| 				if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 | |
| 					continue;
 | |
| 				if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 | |
| 					continue;
 | |
| 
 | |
| 
 | |
| 				$basetag = str_replace('_',' ',substr($tag,1));
 | |
| 				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 | |
| 				if(strlen($str_tags))
 | |
| 					$str_tags .= ',';
 | |
| 				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 | |
| 				continue;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 	
 | |
| 	$datarray['uid'] = $importer['uid'];
 | |
| 	$datarray['contact-id'] = $contact['id'];
 | |
| 	$datarray['wall'] = 0;
 | |
| 	$datarray['guid'] = $guid;
 | |
| 	$datarray['uri'] = $datarray['parent-uri'] = $message_id;
 | |
| 	$datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
 | |
| 	$datarray['private'] = $private;
 | |
| 	$datarray['parent'] = 0;
 | |
| 	$datarray['owner-name'] = $contact['name'];
 | |
| 	$datarray['owner-link'] = $contact['url'];
 | |
| 	$datarray['owner-avatar'] = $contact['thumb'];
 | |
| 	$datarray['author-name'] = $contact['name'];
 | |
| 	$datarray['author-link'] = $contact['url'];
 | |
| 	$datarray['author-avatar'] = $contact['thumb'];
 | |
| 	$datarray['body'] = $prefix . $body;
 | |
| 	$datarray['tag'] = $str_tags;
 | |
| 	$datarray['app']  = 'Diaspora';
 | |
| 
 | |
| 	$message_id = item_store($datarray);
 | |
| 
 | |
| 	if($message_id) {
 | |
| 		q("update item set plink = '%s' where id = %d limit 1",
 | |
| 			dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
 | |
| 			intval($message_id)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| 
 | |
| }
 | |
| 
 | |
| 
 | |
| function diaspora_asphoto($importer,$xml) {
 | |
| 	logger('diaspora_asphoto called');
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
 | |
| 	if(! $contact)
 | |
| 		return;
 | |
| 
 | |
| 	if(! diaspora_post_allow($importer,$contact)) {
 | |
| 		logger('diaspora_asphoto: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$message_id = $diaspora_handle . ':' . $guid;
 | |
| 	$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($message_id),
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		logger('diaspora_asphoto: message exists: ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	// allocate a guid on our system - we aren't fixing any collisions.
 | |
| 	// we're ignoring them
 | |
| 
 | |
| 	$g = q("select * from guid where guid = '%s' limit 1",
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(! count($g)) {
 | |
| 		q("insert into guid ( guid ) values ( '%s' )",
 | |
| 			dbesc($guid)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	$created = unxmlify($xml->created_at);
 | |
| 	$private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
 | |
| 
 | |
| 	if(strlen($xml->objectId) && ($xml->objectId != 0) && ($xml->image_url)) {
 | |
| 		$body = '[url=' . notags(unxmlify($xml->image_url)) . '][img]' . notags(unxmlify($xml->objectId)) . '[/img][/url]' . "\n";
 | |
| 		$body = scale_external_images($body,false);
 | |
| 	}
 | |
| 	elseif($xml->image_url) {
 | |
| 		$body = '[img]' . notags(unxmlify($xml->image_url)) . '[/img]' . "\n";
 | |
| 		$body = scale_external_images($body);
 | |
| 	}
 | |
| 	else {
 | |
| 		logger('diaspora_asphoto: no photo url found.');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$datarray = array();
 | |
| 
 | |
| 	
 | |
| 	$datarray['uid'] = $importer['uid'];
 | |
| 	$datarray['contact-id'] = $contact['id'];
 | |
| 	$datarray['wall'] = 0;
 | |
| 	$datarray['guid'] = $guid;
 | |
| 	$datarray['uri'] = $datarray['parent-uri'] = $message_id;
 | |
| 	$datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
 | |
| 	$datarray['private'] = $private;
 | |
| 	$datarray['parent'] = 0;
 | |
| 	$datarray['owner-name'] = $contact['name'];
 | |
| 	$datarray['owner-link'] = $contact['url'];
 | |
| 	$datarray['owner-avatar'] = $contact['thumb'];
 | |
| 	$datarray['author-name'] = $contact['name'];
 | |
| 	$datarray['author-link'] = $contact['url'];
 | |
| 	$datarray['author-avatar'] = $contact['thumb'];
 | |
| 	$datarray['body'] = $body;
 | |
| 	
 | |
| 	$datarray['app']  = 'Diaspora/Cubbi.es';
 | |
| 
 | |
| 	$message_id = item_store($datarray);
 | |
| 
 | |
| 	if($message_id) {
 | |
| 		q("update item set plink = '%s' where id = %d limit 1",
 | |
| 			dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
 | |
| 			intval($message_id)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| 
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_comment($importer,$xml,$msg) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$parent_guid = notags(unxmlify($xml->parent_guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 	$target_type = notags(unxmlify($xml->target_type));
 | |
| 	$text = unxmlify($xml->text);
 | |
| 	$author_signature = notags(unxmlify($xml->author_signature));
 | |
| 
 | |
| 	$parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : '');
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
 | |
| 	if(! $contact) {
 | |
| 		logger('diaspora_comment: cannot find contact: ' . $msg['author']);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if(! diaspora_post_allow($importer,$contact)) {
 | |
| 		logger('diaspora_comment: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		logger('diaspora_comment: our comment just got relayed back to us (or there was a guid collision) : ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($parent_guid)
 | |
| 	);
 | |
| 	if(! count($r)) {
 | |
| 		logger('diaspora_comment: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 	$parent_item = $r[0];
 | |
| 
 | |
| 
 | |
| 	/* How Diaspora performs comment signature checking:
 | |
| 
 | |
| 	   - If an item has been sent by the comment author to the top-level post owner to relay on
 | |
| 	     to the rest of the contacts on the top-level post, the top-level post owner should check
 | |
| 	     the author_signature, then create a parent_author_signature before relaying the comment on
 | |
| 	   - If an item has been relayed on by the top-level post owner, the contacts who receive it
 | |
| 	     check only the parent_author_signature. Basically, they trust that the top-level post
 | |
| 	     owner has already verified the authenticity of anything he/she sends out
 | |
| 	   - In either case, the signature that get checked is the signature created by the person
 | |
| 	     who sent the salmon
 | |
| 	*/
 | |
| 
 | |
| 	$signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle;
 | |
| 	$key = $msg['key'];
 | |
| 
 | |
| 	if($parent_author_signature) {
 | |
| 		// If a parent_author_signature exists, then we've received the comment
 | |
| 		// relayed from the top-level post owner. There's no need to check the
 | |
| 		// author_signature if the parent_author_signature is valid
 | |
| 
 | |
| 		$parent_author_signature = base64_decode($parent_author_signature);
 | |
| 
 | |
| 		if(! rsa_verify($signed_data,$parent_author_signature,$key,'sha256')) {
 | |
| 			logger('diaspora_comment: top-level owner verification failed.');
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 	else {
 | |
| 		// If there's no parent_author_signature, then we've received the comment
 | |
| 		// from the comment creator. In that case, the person is commenting on
 | |
| 		// our post, so he/she must be a contact of ours and his/her public key
 | |
| 		// should be in $msg['key']
 | |
| 
 | |
| 		$author_signature = base64_decode($author_signature);
 | |
| 
 | |
| 		if(! rsa_verify($signed_data,$author_signature,$key,'sha256')) {
 | |
| 			logger('diaspora_comment: comment author verification failed.');
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// Phew! Everything checks out. Now create an item.
 | |
| 
 | |
| 	// Find the original comment author information.
 | |
| 	// We need this to make sure we display the comment author
 | |
| 	// information (name and avatar) correctly.
 | |
| 	if(strcasecmp($diaspora_handle,$msg['author']) == 0)
 | |
| 		$person = $contact;
 | |
| 	else {
 | |
| 		$person = find_diaspora_person_by_handle($diaspora_handle);	
 | |
| 
 | |
| 		if(! is_array($person)) {
 | |
| 			logger('diaspora_comment: unable to find author details');
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	$body = diaspora2bb($text);
 | |
| 
 | |
| 	$message_id = $diaspora_handle . ':' . $guid;
 | |
| 
 | |
| 	$datarray = array();
 | |
| 
 | |
| 	$str_tags = '';
 | |
| 
 | |
| 	$tags = get_tags($body);
 | |
| 
 | |
| 	if(count($tags)) {
 | |
| 		foreach($tags as $tag) {
 | |
| 			if(strpos($tag,'#') === 0) {
 | |
| 				if(strpos($tag,'[url='))
 | |
| 					continue;
 | |
| 
 | |
| 				// don't link tags that are already embedded in links
 | |
| 
 | |
| 				if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body))
 | |
| 					continue;
 | |
| 				if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body))
 | |
| 					continue;
 | |
| 
 | |
| 
 | |
| 				$basetag = str_replace('_',' ',substr($tag,1));
 | |
| 				$body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body);
 | |
| 				if(strlen($str_tags))
 | |
| 					$str_tags .= ',';
 | |
| 				$str_tags .= '#[url=' . $a->get_baseurl() . '/search?tag=' . rawurlencode($basetag) . ']' . $basetag . '[/url]';
 | |
| 				continue;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	$datarray['uid'] = $importer['uid'];
 | |
| 	$datarray['contact-id'] = $contact['id'];
 | |
| 	$datarray['wall'] = $parent_item['wall'];
 | |
| 	$datarray['gravity'] = GRAVITY_COMMENT;
 | |
| 	$datarray['guid'] = $guid;
 | |
| 	$datarray['uri'] = $message_id;
 | |
| 	$datarray['parent-uri'] = $parent_item['uri'];
 | |
| 
 | |
| 	// No timestamps for comments? OK, we'll the use current time.
 | |
| 	$datarray['created'] = $datarray['edited'] = datetime_convert();
 | |
| 	$datarray['private'] = $parent_item['private'];
 | |
| 
 | |
| 	$datarray['owner-name'] = $parent_item['owner-name'];
 | |
| 	$datarray['owner-link'] = $parent_item['owner-link'];
 | |
| 	$datarray['owner-avatar'] = $parent_item['owner-avatar'];
 | |
| 
 | |
| 	$datarray['author-name'] = $person['name'];
 | |
| 	$datarray['author-link'] = $person['url'];
 | |
| 	$datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
 | |
| 	$datarray['body'] = $body;
 | |
| 	$datarray['tag'] = $str_tags;
 | |
| 
 | |
| 	// We can't be certain what the original app is if the message is relayed.
 | |
| 	if(($parent_item['origin']) && (! $parent_author_signature)) 
 | |
| 		$datarray['app']  = 'Diaspora';
 | |
| 
 | |
| 	$message_id = item_store($datarray);
 | |
| 
 | |
| 	if($message_id) {
 | |
| 		q("update item set plink = '%s' where id = %d limit 1",
 | |
| 			dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
 | |
| 			intval($message_id)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	if(($parent_item['origin']) && (! $parent_author_signature)) {
 | |
| 		q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
 | |
| 			intval($message_id),
 | |
| 			dbesc($author_signed_data),
 | |
| 			dbesc(base64_encode($author_signature)),
 | |
| 			dbesc($diaspora_handle)
 | |
| 		);
 | |
| 
 | |
| 		// if the message isn't already being relayed, notify others
 | |
| 		// the existence of parent_author_signature means the parent_author or owner
 | |
| 		// is already relaying.
 | |
| 
 | |
| 		proc_run('php','include/notifier.php','comment',$message_id);
 | |
| 	}
 | |
| 
 | |
| 	$myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 AND `deleted` = 0 ",
 | |
| 		dbesc($parent_item['uri']),
 | |
| 		intval($importer['uid'])
 | |
| 	);
 | |
| 
 | |
| 	if(count($myconv)) {
 | |
| 		$importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname'];
 | |
| 
 | |
| 		foreach($myconv as $conv) {
 | |
| 
 | |
| 			// now if we find a match, it means we're in this conversation
 | |
| 	
 | |
| 			if(! link_compare($conv['author-link'],$importer_url))
 | |
| 				continue;
 | |
| 
 | |
| 			require_once('include/enotify.php');
 | |
| 								
 | |
| 			$conv_parent = $conv['parent'];
 | |
| 
 | |
| 			notification(array(
 | |
| 				'type'         => NOTIFY_COMMENT,
 | |
| 				'notify_flags' => $importer['notify-flags'],
 | |
| 				'language'     => $importer['language'],
 | |
| 				'to_name'      => $importer['username'],
 | |
| 				'to_email'     => $importer['email'],
 | |
| 				'uid'          => $importer['uid'],
 | |
| 				'item'         => $datarray,
 | |
| 				'link'		   => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id,
 | |
| 				'source_name'  => $datarray['author-name'],
 | |
| 				'source_link'  => $datarray['author-link'],
 | |
| 				'source_photo' => $datarray['author-avatar'],
 | |
| 				'verb'         => ACTIVITY_POST,
 | |
| 				'otype'        => 'item',
 | |
| 				'parent'       => $conv_parent,
 | |
| 
 | |
| 			));
 | |
| 
 | |
| 			// only send one notification
 | |
| 			break;
 | |
| 		}
 | |
| 	}
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_conversation($importer,$xml,$msg) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$subject = notags(unxmlify($xml->subject));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 	$participant_handles = notags(unxmlify($xml->participant_handles));
 | |
| 	$created_at = datetime_convert('UTC','UTC',notags(unxmlify($xml->created_at)));
 | |
| 
 | |
| 	$parent_uri = $diaspora_handle . ':' . $guid;
 | |
|  
 | |
| 	$messages = $xml->message;
 | |
| 
 | |
| 	if(! count($messages)) {
 | |
| 		logger('diaspora_conversation: empty conversation');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
 | |
| 	if(! $contact) {
 | |
| 		logger('diaspora_conversation: cannot find contact: ' . $msg['author']);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { 
 | |
| 		logger('diaspora_conversation: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$conversation = null;
 | |
| 
 | |
| 	$c = q("select * from conv where uid = %d and guid = '%s' limit 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(count($c))
 | |
| 		$conversation = $c[0];
 | |
| 	else {
 | |
| 		$r = q("insert into conv (uid,guid,creator,created,updated,subject,recips) values(%d, '%s', '%s', '%s', '%s', '%s', '%s') ",
 | |
| 			intval($importer['uid']),
 | |
| 			dbesc($guid),
 | |
| 			dbesc($diaspora_handle),
 | |
| 			dbesc(datetime_convert('UTC','UTC',$created_at)),
 | |
| 			dbesc(datetime_convert()),
 | |
| 			dbesc($subject),
 | |
| 			dbesc($participant_handles)
 | |
| 		);
 | |
| 		if($r)
 | |
| 			$c = q("select * from conv where uid = %d and guid = '%s' limit 1",
 | |
| 	        intval($importer['uid']),
 | |
|     	    dbesc($guid)
 | |
|     	);
 | |
| 	    if(count($c))
 | |
|     	    $conversation = $c[0];
 | |
| 	}
 | |
| 	if(! $conversation) {
 | |
| 		logger('diaspora_conversation: unable to create conversation.');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	foreach($messages as $mesg) {
 | |
| 
 | |
| 		$reply = 0;
 | |
| 
 | |
| 		$msg_guid = notags(unxmlify($mesg->guid));
 | |
| 		$msg_parent_guid = notags(unxmlify($mesg->parent_guid));
 | |
| 		$msg_parent_author_signature = notags(unxmlify($mesg->parent_author_signature));
 | |
| 		$msg_author_signature = notags(unxmlify($mesg->author_signature));
 | |
| 		$msg_text = unxmlify($mesg->text);
 | |
| 		$msg_created_at = datetime_convert('UTC','UTC',notags(unxmlify($mesg->created_at)));
 | |
| 		$msg_diaspora_handle = notags(unxmlify($mesg->diaspora_handle));
 | |
| 		$msg_conversation_guid = notags(unxmlify($mesg->conversation_guid));
 | |
| 		if($msg_conversation_guid != $guid) {
 | |
| 			logger('diaspora_conversation: message conversation guid does not belong to the current conversation. ' . $xml);
 | |
| 			continue;
 | |
| 		}
 | |
| 
 | |
| 		$body = diaspora2bb($msg_text);
 | |
| 		$message_id = $msg_diaspora_handle . ':' . $msg_guid;
 | |
| 
 | |
| 		$author_signed_data = $msg_guid . ';' . $msg_parent_guid . ';' . $msg_text . ';' . unxmlify($mesg->created_at) . ';' . $msg_diaspora_handle . ';' . $msg_conversation_guid;
 | |
| 
 | |
| 		$author_signature = base64_decode($msg_author_signature);
 | |
| 
 | |
| 		if(strcasecmp($msg_diaspora_handle,$msg['author']) == 0) {
 | |
| 			$person = $contact;
 | |
| 			$key = $msg['key'];
 | |
| 		}
 | |
| 		else {
 | |
| 			$person = find_diaspora_person_by_handle($msg_diaspora_handle);	
 | |
| 
 | |
| 			if(is_array($person) && x($person,'pubkey'))
 | |
| 				$key = $person['pubkey'];
 | |
| 			else {
 | |
| 				logger('diaspora_conversation: unable to find author details');
 | |
| 				continue;
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
 | |
| 			logger('diaspora_conversation: verification failed.');
 | |
| 			continue;
 | |
| 		}
 | |
| 
 | |
| 		if($msg_parent_author_signature) {
 | |
| 			$owner_signed_data = $msg_guid . ';' . $msg_parent_guid . ';' . $msg_text . ';' . unxmlify($mesg->created_at) . ';' . $msg_diaspora_handle . ';' . $msg_conversation_guid;
 | |
| 
 | |
| 			$parent_author_signature = base64_decode($msg_parent_author_signature);
 | |
| 
 | |
| 			$key = $msg['key'];
 | |
| 
 | |
| 			if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) {
 | |
| 				logger('diaspora_conversation: owner verification failed.');
 | |
| 				continue;
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		$r = q("select id from mail where `uri` = '%s' limit 1",
 | |
| 			dbesc($message_id)
 | |
| 		);
 | |
| 		if(count($r)) {
 | |
| 			logger('diaspora_conversation: duplicate message already delivered.', LOGGER_DEBUG);
 | |
| 			continue;
 | |
| 		}
 | |
| 
 | |
| 		q("insert into mail ( `uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`) values ( %d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')",
 | |
| 			intval($importer['uid']),
 | |
| 			dbesc($msg_guid),
 | |
| 			intval($conversation['id']),
 | |
| 			dbesc($person['name']),
 | |
| 			dbesc($person['photo']),
 | |
| 			dbesc($person['url']),
 | |
| 			intval($contact['id']),	 
 | |
| 			dbesc($subject),
 | |
| 			dbesc($body),
 | |
| 			0,
 | |
| 			0,
 | |
| 			dbesc($message_id),
 | |
| 			dbesc($parent_uri),
 | |
| 			dbesc($msg_created_at)
 | |
| 		);			
 | |
| 
 | |
| 		q("update conv set updated = '%s' where id = %d limit 1",
 | |
| 			dbesc(datetime_convert()),
 | |
| 			intval($conversation['id'])
 | |
| 		);		
 | |
| 
 | |
| 		require_once('include/enotify.php');
 | |
| 		notification(array(			
 | |
| 			'type' => NOTIFY_MAIL,
 | |
| 			'notify_flags' => $importer['notify-flags'],
 | |
| 			'language' => $importer['language'],
 | |
| 			'to_name' => $importer['username'],
 | |
| 			'to_email' => $importer['email'],
 | |
| 			'uid' =>$importer['importer_uid'],
 | |
| 			'item' => array('subject' => $subject, 'body' => $body),
 | |
| 			'source_name' => $person['name'],
 | |
| 			'source_link' => $person['url'],
 | |
| 			'source_photo' => $person['thumb'],
 | |
| 			'verb' => ACTIVITY_POST,
 | |
| 			'otype' => 'mail'
 | |
| 		));
 | |
| 	}	
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| function diaspora_message($importer,$xml,$msg) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	$msg_guid = notags(unxmlify($xml->guid));
 | |
| 	$msg_parent_guid = notags(unxmlify($xml->parent_guid));
 | |
| 	$msg_parent_author_signature = notags(unxmlify($xml->parent_author_signature));
 | |
| 	$msg_author_signature = notags(unxmlify($xml->author_signature));
 | |
| 	$msg_text = unxmlify($xml->text);
 | |
| 	$msg_created_at = datetime_convert('UTC','UTC',notags(unxmlify($xml->created_at)));
 | |
| 	$msg_diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 	$msg_conversation_guid = notags(unxmlify($xml->conversation_guid));
 | |
| 
 | |
| 	$parent_uri = $diaspora_handle . ':' . $msg_parent_guid;
 | |
|  
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$msg_diaspora_handle);
 | |
| 	if(! $contact) {
 | |
| 		logger('diaspora_message: cannot find contact: ' . $msg_diaspora_handle);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { 
 | |
| 		logger('diaspora_message: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$conversation = null;
 | |
| 
 | |
| 	$c = q("select * from conv where uid = %d and guid = '%s' limit 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($msg_conversation_guid)
 | |
| 	);
 | |
| 	if(count($c))
 | |
| 		$conversation = $c[0];
 | |
| 	else {
 | |
| 		logger('diaspora_message: conversation not available.');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$reply = 0;
 | |
| 			
 | |
| 	$body = diaspora2bb($msg_text);
 | |
| 	$message_id = $msg_diaspora_handle . ':' . $msg_guid;
 | |
| 
 | |
| 	$author_signed_data = $msg_guid . ';' . $msg_parent_guid . ';' . $msg_text . ';' . unxmlify($xml->created_at) . ';' . $msg_diaspora_handle . ';' . $msg_conversation_guid;
 | |
| 
 | |
| 
 | |
| 	$author_signature = base64_decode($msg_author_signature);
 | |
| 
 | |
| 	$person = find_diaspora_person_by_handle($msg_diaspora_handle);	
 | |
| 	if(is_array($person) && x($person,'pubkey'))
 | |
| 		$key = $person['pubkey'];
 | |
| 	else {
 | |
| 		logger('diaspora_message: unable to find author details');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
 | |
| 		logger('diaspora_message: verification failed.');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$r = q("select id from mail where `uri` = '%s' and uid = %d limit 1",
 | |
| 		dbesc($message_id),
 | |
| 		intval($importer['uid'])
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		logger('diaspora_message: duplicate message already delivered.', LOGGER_DEBUG);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	q("insert into mail ( `uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`) values ( %d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($msg_guid),
 | |
| 		intval($conversation['id']),
 | |
| 		dbesc($person['name']),
 | |
| 		dbesc($person['photo']),
 | |
| 		dbesc($person['url']),
 | |
| 		intval($contact['id']),	 
 | |
| 		dbesc($conversation['subject']),
 | |
| 		dbesc($body),
 | |
| 		0,
 | |
| 		1,
 | |
| 		dbesc($message_id),
 | |
| 		dbesc($parent_uri),
 | |
| 		dbesc($msg_created_at)
 | |
| 	);			
 | |
| 
 | |
| 	q("update conv set updated = '%s' where id = %d limit 1",
 | |
| 		dbesc(datetime_convert()),
 | |
| 		intval($conversation['id'])
 | |
| 	);		
 | |
| 	
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| 
 | |
| function diaspora_photo($importer,$xml,$msg) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 
 | |
| 	logger('diaspora_photo: init',LOGGER_DEBUG);
 | |
| 
 | |
| 	$remote_photo_path = notags(unxmlify($xml->remote_photo_path));
 | |
| 
 | |
| 	$remote_photo_name = notags(unxmlify($xml->remote_photo_name));
 | |
| 
 | |
| 	$status_message_guid = notags(unxmlify($xml->status_message_guid));
 | |
| 
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 
 | |
| 	$public = notags(unxmlify($xml->public));
 | |
| 
 | |
| 	$created_at = notags(unxmlify($xml_created_at));
 | |
| 
 | |
| 	logger('diaspora_photo: status_message_guid: ' . $status_message_guid, LOGGER_DEBUG);
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
 | |
| 	if(! $contact) {
 | |
| 		logger('diaspora_photo: contact record not found: ' . $msg['author'] . ' handle: ' . $diaspora_handle);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if(! diaspora_post_allow($importer,$contact)) {
 | |
| 		logger('diaspora_photo: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($status_message_guid)
 | |
| 	);
 | |
| 	if(! count($r)) {
 | |
| 		logger('diaspora_photo: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$parent_item = $r[0];
 | |
| 
 | |
| 	$link_text = '[img]' . $remote_photo_path . $remote_photo_name . '[/img]' . "\n";
 | |
| 
 | |
| 	$link_text = scale_external_images($link_text);
 | |
| 
 | |
| 	if(strpos($parent_item['body'],$link_text) === false) {
 | |
| 		$r = q("update item set `body` = '%s', `visible` = 1 where `id` = %d and `uid` = %d limit 1",
 | |
| 			dbesc($link_text . $parent_item['body']),
 | |
| 			intval($parent_item['id']),
 | |
| 			intval($parent_item['uid'])
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_like($importer,$xml,$msg) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$parent_guid = notags(unxmlify($xml->parent_guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 	$target_type = notags(unxmlify($xml->target_type));
 | |
| 	$positive = notags(unxmlify($xml->positive));
 | |
| 	$author_signature = notags(unxmlify($xml->author_signature));
 | |
| 
 | |
| 	$parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : '');
 | |
| 
 | |
| 	// likes on comments not supported here and likes on photos not supported by Diaspora
 | |
| 
 | |
| 	if($target_type !== 'Post')
 | |
| 		return;
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
 | |
| 	if(! $contact) {
 | |
| 		logger('diaspora_like: cannot find contact: ' . $msg['author']);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	if(! diaspora_post_allow($importer,$contact)) {
 | |
| 		logger('diaspora_like: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($parent_guid)
 | |
| 	);
 | |
| 	if(! count($r)) {
 | |
| 		logger('diaspora_like: parent item not found: ' . $guid);
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	$parent_item = $r[0];
 | |
| 
 | |
| 	$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
 | |
| 		intval($importer['uid']),
 | |
| 		dbesc($guid)
 | |
| 	);
 | |
| 	if(count($r)) {
 | |
| 		if($positive === 'true') {
 | |
| 			logger('diaspora_like: duplicate like: ' . $guid);
 | |
| 			return;
 | |
| 		} 
 | |
| 		// Note: I don't think "Like" objects with positive = "false" are ever actually used
 | |
| 		// It looks like "RelayableRetractions" are used for "unlike" instead
 | |
| 		if($positive === 'false') {
 | |
| 			logger('diaspora_like: received a like with positive set to "false"...ignoring');
 | |
| /*			q("UPDATE `item` SET `deleted` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
 | |
| 				intval($r[0]['id']),
 | |
| 				intval($importer['uid'])
 | |
| 			);*/
 | |
| 			// FIXME--actually don't unless it turns out that Diaspora does indeed send out "false" likes
 | |
| 			//  send notification via proc_run()
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 	// Note: I don't think "Like" objects with positive = "false" are ever actually used
 | |
| 	// It looks like "RelayableRetractions" are used for "unlike" instead
 | |
| 	if($positive === 'false') {
 | |
| 		logger('diaspora_like: received a like with positive set to "false"');
 | |
| 		logger('diaspora_like: unlike received with no corresponding like...ignoring');
 | |
| 		return;	
 | |
| 	}
 | |
| 
 | |
| 
 | |
| 	/* How Diaspora performs "like" signature checking:
 | |
| 
 | |
| 	   - If an item has been sent by the like author to the top-level post owner to relay on
 | |
| 	     to the rest of the contacts on the top-level post, the top-level post owner should check
 | |
| 	     the author_signature, then create a parent_author_signature before relaying the like on
 | |
| 	   - If an item has been relayed on by the top-level post owner, the contacts who receive it
 | |
| 	     check only the parent_author_signature. Basically, they trust that the top-level post
 | |
| 	     owner has already verified the authenticity of anything he/she sends out
 | |
| 	   - In either case, the signature that get checked is the signature created by the person
 | |
| 	     who sent the salmon
 | |
| 	*/
 | |
| 
 | |
| 	$signed_data = $guid . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $diaspora_handle;
 | |
| 	$key = $msg['key'];
 | |
| 
 | |
| 	if($parent_author_signature) {
 | |
| 		// If a parent_author_signature exists, then we've received the like
 | |
| 		// relayed from the top-level post owner. There's no need to check the
 | |
| 		// author_signature if the parent_author_signature is valid
 | |
| 
 | |
| 		$parent_author_signature = base64_decode($parent_author_signature);
 | |
| 
 | |
| 		if(! rsa_verify($signed_data,$parent_author_signature,$key,'sha256')) {
 | |
| 			logger('diaspora_like: top-level owner verification failed.');
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 	else {
 | |
| 		// If there's no parent_author_signature, then we've received the like
 | |
| 		// from the like creator. In that case, the person is "like"ing
 | |
| 		// our post, so he/she must be a contact of ours and his/her public key
 | |
| 		// should be in $msg['key']
 | |
| 
 | |
| 		$author_signature = base64_decode($author_signature);
 | |
| 
 | |
| 		if(! rsa_verify($signed_data,$author_signature,$key,'sha256')) {
 | |
| 			logger('diaspora_like: like creator verification failed.');
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// Phew! Everything checks out. Now create an item.
 | |
| 
 | |
| 	// Find the original comment author information.
 | |
| 	// We need this to make sure we display the comment author
 | |
| 	// information (name and avatar) correctly.
 | |
| 	if(strcasecmp($diaspora_handle,$msg['author']) == 0)
 | |
| 		$person = $contact;
 | |
| 	else {
 | |
| 		$person = find_diaspora_person_by_handle($diaspora_handle);
 | |
| 
 | |
| 		if(! is_array($person)) {
 | |
| 			logger('diaspora_like: unable to find author details');
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	$uri = $diaspora_handle . ':' . $guid;
 | |
| 
 | |
| 	$activity = ACTIVITY_LIKE;
 | |
| 	$post_type = (($parent_item['resource-id']) ? t('photo') : t('status'));
 | |
| 	$objtype = (($parent_item['resource-id']) ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE ); 
 | |
| 	$link = xmlify('<link rel="alternate" type="text/html" href="' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . '" />' . "\n") ;
 | |
| 	$body = $parent_item['body'];
 | |
| 
 | |
| 	$obj = <<< EOT
 | |
| 
 | |
| 	<object>
 | |
| 		<type>$objtype</type>
 | |
| 		<local>1</local>
 | |
| 		<id>{$parent_item['uri']}</id>
 | |
| 		<link>$link</link>
 | |
| 		<title></title>
 | |
| 		<content>$body</content>
 | |
| 	</object>
 | |
| EOT;
 | |
| 	$bodyverb = t('%1$s likes %2$s\'s %3$s');
 | |
| 
 | |
| 	$arr = array();
 | |
| 
 | |
| 	$arr['uri'] = $uri;
 | |
| 	$arr['uid'] = $importer['uid'];
 | |
| 	$arr['guid'] = $guid;
 | |
| 	$arr['contact-id'] = $contact['id'];
 | |
| 	$arr['type'] = 'activity';
 | |
| 	$arr['wall'] = $parent_item['wall'];
 | |
| 	$arr['gravity'] = GRAVITY_LIKE;
 | |
| 	$arr['parent'] = $parent_item['id'];
 | |
| 	$arr['parent-uri'] = $parent_item['uri'];
 | |
| 
 | |
| 	$arr['owner-name'] = $parent_item['name'];
 | |
| 	$arr['owner-link'] = $parent_item['url'];
 | |
| 	$arr['owner-avatar'] = $parent_item['thumb'];
 | |
| 
 | |
| 	$arr['author-name'] = $person['name'];
 | |
| 	$arr['author-link'] = $person['url'];
 | |
| 	$arr['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
 | |
| 	
 | |
| 	$ulink = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]';
 | |
| 	$alink = '[url=' . $parent_item['author-link'] . ']' . $parent_item['author-name'] . '[/url]';
 | |
| 	$plink = '[url=' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . ']' . $post_type . '[/url]';
 | |
| 	$arr['body'] =  sprintf( $bodyverb, $ulink, $alink, $plink );
 | |
| 
 | |
| 	$arr['app']  = 'Diaspora';
 | |
| 
 | |
| 	$arr['private'] = $parent_item['private'];
 | |
| 	$arr['verb'] = $activity;
 | |
| 	$arr['object-type'] = $objtype;
 | |
| 	$arr['object'] = $obj;
 | |
| 	$arr['visible'] = 1;
 | |
| 	$arr['unseen'] = 1;
 | |
| 	$arr['last-child'] = 0;
 | |
| 
 | |
| 	$message_id = item_store($arr);
 | |
| 
 | |
| 
 | |
| 	if($message_id) {
 | |
| 		q("update item set plink = '%s' where id = %d limit 1",
 | |
| 			dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id),
 | |
| 			intval($message_id)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	if(! $parent_author_signature) {
 | |
| 		q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
 | |
| 			intval($message_id),
 | |
| 			dbesc($author_signed_data),
 | |
| 			dbesc(base64_encode($author_signature)),
 | |
| 			dbesc($diaspora_handle)
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	// if the message isn't already being relayed, notify others
 | |
| 	// the existence of parent_author_signature means the parent_author or owner
 | |
| 	// is already relaying. The parent_item['origin'] indicates the message was created on our system
 | |
| 
 | |
| 	if(($parent_item['origin']) && (! $parent_author_signature))
 | |
| 		proc_run('php','include/notifier.php','comment',$message_id);
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| function diaspora_retraction($importer,$xml) {
 | |
| 
 | |
| 
 | |
| 	$guid = notags(unxmlify($xml->guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 	$type = notags(unxmlify($xml->type));
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
 | |
| 	if(! $contact)
 | |
| 		return;
 | |
| 
 | |
| 	if($type === 'Person') {
 | |
| 		require_once('include/Contact.php');
 | |
| 		contact_remove($contact['id']);
 | |
| 	}
 | |
| 	elseif($type === 'Post') {
 | |
| 		$r = q("select * from item where guid = '%s' and uid = %d and not file like '%%[%%' limit 1",
 | |
| 			dbesc('guid'),
 | |
| 			intval($importer['uid'])
 | |
| 		);
 | |
| 		if(count($r)) {
 | |
| 			if(link_compare($r[0]['author-link'],$contact['url'])) {
 | |
| 				q("update item set `deleted` = 1, `changed` = '%s' where `id` = %d limit 1",
 | |
| 					dbesc(datetime_convert()),			
 | |
| 					intval($r[0]['id'])
 | |
| 				);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return 202;
 | |
| 	// NOTREACHED
 | |
| }
 | |
| 
 | |
| function diaspora_signed_retraction($importer,$xml,$msg) {
 | |
| 
 | |
| 
 | |
| 	$guid = notags(unxmlify($xml->target_guid));
 | |
| 	$diaspora_handle = notags(unxmlify($xml->sender_handle));
 | |
| 	$type = notags(unxmlify($xml->target_type));
 | |
| 	$sig = notags(unxmlify($xml->target_author_signature));
 | |
| 
 | |
| 	$parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : '');
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
 | |
| 	if(! $contact) {
 | |
| 		logger('diaspora_signed_retraction: no contact');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 
 | |
| 	$signed_data = $guid . ';' . $type ;
 | |
| 	$key = $msg['key'];
 | |
| 
 | |
| 	/* How Diaspora performs relayable_retraction signature checking:
 | |
| 
 | |
| 	   - If an item has been sent by the item author to the top-level post owner to relay on
 | |
| 	     to the rest of the contacts on the top-level post, the top-level post owner checks
 | |
| 	     the author_signature, then creates a parent_author_signature before relaying the item on
 | |
| 	   - If an item has been relayed on by the top-level post owner, the contacts who receive it
 | |
| 	     check only the parent_author_signature. Basically, they trust that the top-level post
 | |
| 	     owner has already verified the authenticity of anything he/she sends out
 | |
| 	   - In either case, the signature that get checked is the signature created by the person
 | |
| 	     who sent the salmon
 | |
| 	*/
 | |
| 
 | |
| 	if($parent_author_signature) {
 | |
| 
 | |
| 		$parent_author_signature = base64_decode($parent_author_signature);
 | |
| 
 | |
| 		if(! rsa_verify($signed_data,$parent_author_signature,$key,'sha256')) {
 | |
| 			logger('diaspora_signed_retraction: top-level post owner verification failed');
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 	}
 | |
| 	else {
 | |
| 
 | |
| 		$sig_decode = base64_decode($sig);
 | |
| 
 | |
| 		if(! rsa_verify($signed_data,$sig_decode,$key,'sha256')) {
 | |
| 			logger('diaspora_signed_retraction: retraction owner verification failed.' . print_r($msg,true));
 | |
| 			return;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if($type === 'StatusMessage' || $type === 'Comment' || $type === 'Like') {
 | |
| 		$r = q("select * from item where guid = '%s' and uid = %d and not file like '%%[%%' limit 1",
 | |
| 			dbesc($guid),
 | |
| 			intval($importer['uid'])
 | |
| 		);
 | |
| 		if(count($r)) {
 | |
| 			if(link_compare($r[0]['author-link'],$contact['url'])) {
 | |
| 				q("update item set `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = '' where `id` = %d limit 1",
 | |
| 					dbesc(datetime_convert()),			
 | |
| 					dbesc(datetime_convert()),			
 | |
| 					intval($r[0]['id'])
 | |
| 				);
 | |
| 	
 | |
| 				// Now check if the retraction needs to be relayed by us
 | |
| 				//
 | |
| 				// The first item in the `item` table with the parent id is the parent. However, MySQL doesn't always
 | |
| 				// return the items ordered by `item`.`id`, in which case the wrong item is chosen as the parent.
 | |
| 				// The only item with `parent` and `id` as the parent id is the parent item.
 | |
| 				$p = q("select origin from item where parent = %d and id = %d limit 1",
 | |
| 					$r[0]['parent'],
 | |
| 					$r[0]['parent']
 | |
| 				);
 | |
| 				if(count($p)) {
 | |
| 					if(($p[0]['origin']) && (! $parent_author_signature)) {
 | |
| 						q("insert into sign (`retract_iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
 | |
| 							$r[0]['id'],
 | |
| 							dbesc($signed_data),
 | |
| 							dbesc($sig),
 | |
| 							dbesc($diaspora_handle)
 | |
| 						);
 | |
| 
 | |
| 						// the existence of parent_author_signature would have meant the parent_author or owner
 | |
| 						// is already relaying.
 | |
| 						logger('diaspora_signed_retraction: relaying relayable_retraction');
 | |
| 
 | |
| 						proc_run('php','include/notifier.php','relayable_retraction',$r[0]['id']);
 | |
| 					}
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 	else
 | |
| 		logger('diaspora_signed_retraction: unknown type: ' . $type);
 | |
| 
 | |
| 	return 202;
 | |
| 	// NOTREACHED
 | |
| }
 | |
| 
 | |
| function diaspora_profile($importer,$xml) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
 | |
| 
 | |
| 	$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
 | |
| 	if(! $contact)
 | |
| 		return;
 | |
| 
 | |
| 	if($contact['blocked']) {
 | |
| 		logger('diaspora_post: Ignoring this author.');
 | |
| 		return 202;
 | |
| 	}
 | |
| 
 | |
| 	$name = unxmlify($xml->first_name) . ((strlen($xml->last_name)) ? ' ' . unxmlify($xml->last_name) : '');
 | |
| 	$image_url = unxmlify($xml->image_url);
 | |
| 	$birthday = unxmlify($xml->birthday);
 | |
| 
 | |
| 	$r = q("SELECT DISTINCT ( `resource-id` ) FROM `photo` WHERE  `uid` = %d AND `contact-id` = %d AND `album` = 'Contact Photos' ",
 | |
| 		intval($importer['uid']),
 | |
| 		intval($contact['id'])
 | |
| 	);
 | |
| 	$oldphotos = ((count($r)) ? $r : null);
 | |
| 
 | |
| 	require_once('include/Photo.php');
 | |
| 
 | |
| 	$images = import_profile_photo($image_url,$importer['uid'],$contact['id']);
 | |
| 	
 | |
| 	// Generic birthday. We don't know the timezone. The year is irrelevant. 
 | |
| 
 | |
| 	$birthday = str_replace('1000','1901',$birthday);
 | |
| 
 | |
| 	$birthday = datetime_convert('UTC','UTC',$birthday,'Y-m-d');
 | |
| 
 | |
| 	// this is to prevent multiple birthday notifications in a single year
 | |
| 	// if we already have a stored birthday and the 'm-d' part hasn't changed, preserve the entry, which will preserve the notify year
 | |
| 
 | |
| 	if(substr($birthday,5) === substr($contact['bd'],5))
 | |
| 		$birthday = $contact['bd'];
 | |
| 
 | |
| 	// TODO: update name on item['author-name'] if the name changed. See consume_feed()
 | |
| 	// Not doing this currently because D* protocol is scheduled for revision soon. 
 | |
| 
 | |
| 	$r = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s', `avatar-date` = '%s' , `bd` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
 | |
| 		dbesc($name),
 | |
| 		dbesc(datetime_convert()),
 | |
| 		dbesc($images[0]),
 | |
| 		dbesc($images[1]),
 | |
| 		dbesc($images[2]),
 | |
| 		dbesc(datetime_convert()),
 | |
| 		dbesc($birthday),
 | |
| 		intval($contact['id']),
 | |
| 		intval($importer['uid'])
 | |
| 	); 
 | |
| 
 | |
| 	if($r) {
 | |
| 		if($oldphotos) {
 | |
| 			foreach($oldphotos as $ph) {
 | |
| 				q("DELETE FROM `photo` WHERE `uid` = %d AND `contact-id` = %d AND `album` = 'Contact Photos' AND `resource-id` = '%s' ",
 | |
| 					intval($importer['uid']),
 | |
| 					intval($contact['id']),
 | |
| 					dbesc($ph['resource-id'])
 | |
| 				);
 | |
| 			}
 | |
| 		}
 | |
| 	}	
 | |
| 
 | |
| 	return;
 | |
| 
 | |
| }
 | |
| 
 | |
| function diaspora_share($me,$contact) {
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $me['nickname'] . '@' .  substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 	$theiraddr = $contact['addr'];
 | |
| 
 | |
| 	$tpl = get_markup_template('diaspora_share.tpl');
 | |
| 	$msg = replace_macros($tpl, array(
 | |
| 		'$sender' => $myaddr,
 | |
| 		'$recipient' => $theiraddr
 | |
| 	));
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey'])));
 | |
| 
 | |
| 	return(diaspora_transmit($owner,$contact,$slap, false));
 | |
| }
 | |
| 
 | |
| function diaspora_unshare($me,$contact) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $me['nickname'] . '@' .  substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 
 | |
| 	$tpl = get_markup_template('diaspora_retract.tpl');
 | |
| 	$msg = replace_macros($tpl, array(
 | |
| 		'$guid'   => $me['guid'],
 | |
| 		'$type'   => 'Person',
 | |
| 		'$handle' => $myaddr
 | |
| 	));
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey'])));
 | |
| 
 | |
| 	return(diaspora_transmit($owner,$contact,$slap, false));
 | |
| 
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_send_status($item,$owner,$contact,$public_batch = false) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 	$theiraddr = $contact['addr'];
 | |
| 
 | |
| 	$images = array();
 | |
| 
 | |
| 	$title = $item['title'];
 | |
| 	$body = $item['body'];
 | |
| 
 | |
| /*
 | |
| 	// We're trying to match Diaspora's split message/photo protocol but
 | |
| 	// all the photos are displayed on D* as links and not img's - even
 | |
| 	// though we're sending pretty much precisely what they send us when
 | |
| 	// doing the same operation.  
 | |
| 	// Commented out for now, we'll use bb2diaspora to convert photos to markdown
 | |
| 	// which seems to get through intact.
 | |
| 
 | |
| 	$cnt = preg_match_all('|\[img\](.*?)\[\/img\]|',$body,$matches,PREG_SET_ORDER);
 | |
| 	if($cnt) {
 | |
| 		foreach($matches as $mtch) {
 | |
| 			$detail = array();
 | |
| 			$detail['str'] = $mtch[0];
 | |
| 			$detail['path'] = dirname($mtch[1]) . '/';
 | |
| 			$detail['file'] = basename($mtch[1]);
 | |
| 			$detail['guid'] = $item['guid'];
 | |
| 			$detail['handle'] = $myaddr;
 | |
| 			$images[] = $detail;
 | |
| 			$body = str_replace($detail['str'],$mtch[1],$body);
 | |
| 		}
 | |
| 	}	
 | |
| */
 | |
| 	$body = xmlify(html_entity_decode(bb2diaspora($body)));
 | |
| 
 | |
| 	if(strlen($title))
 | |
| 		$body = xmlify('**' . html_entity_decode($title) . '**' . "\n") . $body;
 | |
| 
 | |
| 
 | |
| 	if($item['attach']) {
 | |
| 		$cnt = preg_match_all('/href=\"(.*?)\"(.*?)title=\"(.*?)\"/ism',$item['attach'],$matches,PREG_SET_ORDER);
 | |
| 		if(cnt) {
 | |
| 			$body .= "\n" . t('Attachments:') . "\n";
 | |
| 			foreach($matches as $mtch) {
 | |
| 				$body .= '[' . $mtch[3] . '](' . $mtch[1] . ')' . "\n";
 | |
| 			}
 | |
| 		}
 | |
| 	}	
 | |
| 
 | |
| 
 | |
| 	$public = (($item['private']) ? 'false' : 'true');
 | |
| 
 | |
| 	require_once('include/datetime.php');
 | |
| 	$created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d H:i:s \U\T\C');
 | |
| 
 | |
| 	$tpl = get_markup_template('diaspora_post.tpl');
 | |
| 	$msg = replace_macros($tpl, array(
 | |
| 		'$body' => $body,
 | |
| 		'$guid' => $item['guid'],
 | |
| 		'$handle' => xmlify($myaddr),
 | |
| 		'$public' => $public,
 | |
| 		'$created' => $created
 | |
| 	));
 | |
| 
 | |
| 	logger('diaspora_send_status: ' . $owner['username'] . ' -> ' . $contact['name'] . ' base message: ' . $msg, LOGGER_DATA);
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
 | |
| 
 | |
| 	$return_code = diaspora_transmit($owner,$contact,$slap,$public_batch);
 | |
| 
 | |
| 	if(count($images)) {
 | |
| 		diaspora_send_images($item,$owner,$contact,$images,$public_batch);
 | |
| 	}
 | |
| 
 | |
| 	return $return_code;
 | |
| }
 | |
| 
 | |
| 
 | |
| function diaspora_send_images($item,$owner,$contact,$images,$public_batch = false) {
 | |
| 	$a = get_app();
 | |
| 	if(! count($images))
 | |
| 		return;
 | |
| 	$mysite = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://') + 3) . '/photo';
 | |
| 
 | |
| 	$tpl = get_markup_template('diaspora_photo.tpl');
 | |
| 	foreach($images as $image) {
 | |
| 		if(! stristr($image['path'],$mysite))
 | |
| 			continue;
 | |
| 		$resource = str_replace('.jpg','',$image['file']);
 | |
| 		$resource = substr($resource,0,strpos($resource,'-'));
 | |
| 
 | |
| 		$r = q("select * from photo where `resource-id` = '%s' and `uid` = %d limit 1",
 | |
| 			dbesc($resource),
 | |
| 			intval($owner['uid'])
 | |
| 		);
 | |
| 		if(! count($r))
 | |
| 			continue;
 | |
| 		$public = (($r[0]['allow_cid'] || $r[0]['allow_gid'] || $r[0]['deny_cid'] || $r[0]['deny_gid']) ? 'false' : 'true' );
 | |
| 		$msg = replace_macros($tpl,array(		
 | |
| 			'$path' => xmlify($image['path']),
 | |
| 			'$filename' => xmlify($image['file']),
 | |
| 			'$msg_guid' => xmlify($image['guid']),
 | |
| 			'$guid' => xmlify($r[0]['guid']),
 | |
| 			'$handle' => xmlify($image['handle']),
 | |
| 			'$public' => xmlify($public),
 | |
| 			'$created_at' => xmlify(datetime_convert('UTC','UTC',$r[0]['created'],'Y-m-d H:i:s \U\T\C'))
 | |
| 		));
 | |
| 
 | |
| 
 | |
| 		logger('diaspora_send_photo: base message: ' . $msg, LOGGER_DATA);
 | |
| 		$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
 | |
| 
 | |
| 		diaspora_transmit($owner,$contact,$slap,$public_batch);
 | |
| 	}
 | |
| 
 | |
| }
 | |
| 
 | |
| function diaspora_send_followup($item,$owner,$contact,$public_batch = false) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $owner['nickname'] . '@' .  substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| //	$theiraddr = $contact['addr'];
 | |
| 
 | |
| 	// The first item in the `item` table with the parent id is the parent. However, MySQL doesn't always
 | |
| 	// return the items ordered by `item`.`id`, in which case the wrong item is chosen as the parent.
 | |
| 	// The only item with `parent` and `id` as the parent id is the parent item.
 | |
| 	$p = q("select guid from item where parent = %d and id = %d limit 1",
 | |
| 		intval($item['parent']),
 | |
| 		intval($item['parent'])
 | |
| 	);
 | |
| 	if(count($p))
 | |
| 		$parent_guid = $p[0]['guid'];
 | |
| 	else
 | |
| 		return;
 | |
| 
 | |
| 	if($item['verb'] === ACTIVITY_LIKE) {
 | |
| 		$tpl = get_markup_template('diaspora_like.tpl');
 | |
| 		$like = true;
 | |
| 		$target_type = 'Post';
 | |
| //		$positive = (($item['deleted']) ? 'false' : 'true');
 | |
| 		$positive = 'true';
 | |
| 
 | |
| 		if(($item['deleted']))
 | |
| 			logger('diaspora_send_followup: received deleted "like". Those should go to diaspora_send_retraction');
 | |
| 	}
 | |
| 	else {
 | |
| 		$tpl = get_markup_template('diaspora_comment.tpl');
 | |
| 		$like = false;
 | |
| 	}
 | |
| 
 | |
| 	$text = html_entity_decode(bb2diaspora($item['body']));
 | |
| 
 | |
| 	// sign it
 | |
| 
 | |
| 	if($like)
 | |
| 		$signed_text = $item['guid'] . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $myaddr;
 | |
| 	else
 | |
| 		$signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr;
 | |
| 
 | |
| 	$authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
 | |
| 
 | |
| 	$msg = replace_macros($tpl,array(
 | |
| 		'$guid' => xmlify($item['guid']),
 | |
| 		'$parent_guid' => xmlify($parent_guid),
 | |
| 		'$target_type' =>xmlify($target_type),
 | |
| 		'$authorsig' => xmlify($authorsig),
 | |
| 		'$body' => xmlify($text),
 | |
| 		'$positive' => xmlify($positive),
 | |
| 		'$handle' => xmlify($myaddr)
 | |
| 	));
 | |
| 
 | |
| 	logger('diaspora_followup: base message: ' . $msg, LOGGER_DATA);
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
 | |
| 
 | |
| 	return(diaspora_transmit($owner,$contact,$slap,$public_batch));
 | |
| }
 | |
| 
 | |
| 
 | |
| function diaspora_send_relay($item,$owner,$contact,$public_batch = false) {
 | |
| 
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| //	$theiraddr = $contact['addr'];
 | |
| 
 | |
| 	$body = $item['body'];
 | |
| 	$text = html_entity_decode(bb2diaspora($body));
 | |
| 
 | |
| 
 | |
| 	// The first item in the `item` table with the parent id is the parent. However, MySQL doesn't always
 | |
| 	// return the items ordered by `item`.`id`, in which case the wrong item is chosen as the parent.
 | |
| 	// The only item with `parent` and `id` as the parent id is the parent item.
 | |
| 	$p = q("select guid from item where parent = %d and id = %d limit 1",
 | |
| 		intval($item['parent']),
 | |
| 		intval($item['parent'])
 | |
| 	);
 | |
| 	if(count($p))
 | |
| 		$parent_guid = $p[0]['guid'];
 | |
| 	else
 | |
| 		return;
 | |
| 
 | |
| 	$like = false;
 | |
| 	$relay_retract = false;
 | |
| 	$sql_sign_id = 'iid';
 | |
| 	if( $item['deleted']) {
 | |
| 		$relay_retract = true;
 | |
| 
 | |
| 		$target_type = ( ($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
 | |
| 		$sender_signed_text = $item['guid'] . ';' . $target_type ;
 | |
| 
 | |
| 		$sql_sign_id = 'retract_iid';
 | |
| 		$tpl = get_markup_template('diaspora_relayable_retraction.tpl');
 | |
| 	}
 | |
| 	elseif($item['verb'] === ACTIVITY_LIKE) {
 | |
| 		$like = true;
 | |
| 
 | |
| 		$target_type = 'Post';
 | |
| //		$positive = (($item['deleted']) ? 'false' : 'true');
 | |
| 		$positive = 'true';
 | |
| 		$sender_signed_text = $item['guid'] . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $myaddr;
 | |
| 
 | |
| 		$tpl = get_markup_template('diaspora_like_relay.tpl');
 | |
| 	}
 | |
| 	else { // item is a comment
 | |
| 		$sender_signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr;
 | |
| 
 | |
| 		$tpl = get_markup_template('diaspora_comment_relay.tpl');
 | |
| 	}
 | |
| 
 | |
| 
 | |
| 	// fetch the original signature	if the relayable was created by a Diaspora
 | |
| 	// or DFRN user. Relayables for other networks are not supported.
 | |
| 
 | |
| 	$r = q("select * from sign where " . $sql_sign_id . " = %d limit 1",
 | |
| 		intval($item['id'])
 | |
| 	);
 | |
| 	if(count($r)) { 
 | |
| 		$orig_sign = $r[0];
 | |
| 		$signed_text = $orig_sign['signed_text'];
 | |
| 		$authorsig = $orig_sign['signature'];
 | |
| 		$handle = $orig_sign['signer'];
 | |
| 	}
 | |
| 	else {
 | |
| 
 | |
| 		// Author signature information (for likes, comments, and retractions of likes or comments,
 | |
| 		// whether from Diaspora or Friendica) must be placed in the `sign` table before this 
 | |
| 		// function is called
 | |
| 		logger('diaspora_send_relay: original author signature not found, cannot send relayable');
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	// Sign the relayable with the top-level owner's signature
 | |
| 	//
 | |
| 	// We'll use the $sender_signed_text that we just created, instead of the $signed_text
 | |
| 	// stored in the database, because that provides the best chance that Diaspora will
 | |
| 	// be able to reconstruct the signed text the same way we did. This is particularly a
 | |
| 	// concern for the comment, whose signed text includes the text of the comment. The
 | |
| 	// smallest change in the text of the comment, including removing whitespace, will
 | |
| 	// make the signature verification fail. Since we translate from BB code to Diaspora's
 | |
| 	// markup at the top of this function, which is AFTER we placed the original $signed_text
 | |
| 	// in the database, it's hazardous to trust the original $signed_text.
 | |
| 
 | |
| 	$parentauthorsig = base64_encode(rsa_sign($sender_signed_text,$owner['uprvkey'],'sha256'));
 | |
| 
 | |
| 	$msg = replace_macros($tpl,array(
 | |
| 		'$guid' => xmlify($item['guid']),
 | |
| 		'$parent_guid' => xmlify($parent_guid),
 | |
| 		'$target_type' =>xmlify($target_type),
 | |
| 		'$authorsig' => xmlify($authorsig),
 | |
| 		'$parentsig' => xmlify($parentauthorsig),
 | |
| 		'$body' => xmlify($text),
 | |
| 		'$positive' => xmlify($positive),
 | |
| 		'$handle' => xmlify($handle)
 | |
| 	));
 | |
| 
 | |
| 	logger('diaspora_send_relay: base message: ' . $msg, LOGGER_DATA);
 | |
| 
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
 | |
| 
 | |
| 	return(diaspora_transmit($owner,$contact,$slap,$public_batch));
 | |
| 
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| function diaspora_send_retraction($item,$owner,$contact,$public_batch = false) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $owner['nickname'] . '@' .  substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 
 | |
| 	// Check whether the retraction is for a top-level post or whether it's a relayable
 | |
| 	if( $item['uri'] !== $item['parent-uri'] ) {
 | |
| 
 | |
| 		$tpl = get_markup_template('diaspora_relay_retraction.tpl');
 | |
| 		$target_type = (($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
 | |
| 	}
 | |
| 	else {
 | |
| 		
 | |
| 		$tpl = get_markup_template('diaspora_signed_retract.tpl');
 | |
| 		$target_type = 'StatusMessage';
 | |
| 	}
 | |
| 
 | |
| 	$signed_text = $item['guid'] . ';' . $target_type;
 | |
| 
 | |
| 	$msg = replace_macros($tpl, array(
 | |
| 		'$guid'   => xmlify($item['guid']),
 | |
| 		'$type'   => xmlify($target_type),
 | |
| 		'$handle' => xmlify($myaddr),
 | |
| 		'$signature' => xmlify(base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')))
 | |
| 	));
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
 | |
| 
 | |
| 	return(diaspora_transmit($owner,$contact,$slap,$public_batch));
 | |
| }
 | |
| 
 | |
| function diaspora_send_mail($item,$owner,$contact) {
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$myaddr = $owner['nickname'] . '@' .  substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
 | |
| 
 | |
| 	$r = q("select * from conv where id = %d and uid = %d limit 1",
 | |
| 		intval($item['convid']),
 | |
| 		intval($item['uid'])
 | |
| 	);
 | |
| 
 | |
| 	if(! count($r)) {
 | |
| 		logger('diaspora_send_mail: conversation not found.');
 | |
| 		return;
 | |
| 	}
 | |
| 	$cnv = $r[0];
 | |
| 
 | |
| 	$conv = array(
 | |
| 		'guid' => xmlify($cnv['guid']),
 | |
| 		'subject' => xmlify($cnv['subject']),
 | |
| 		'created_at' => xmlify(datetime_convert('UTC','UTC',$cnv['created'],'Y-m-d H:i:s \U\T\C')),
 | |
| 		'diaspora_handle' => xmlify($cnv['creator']),
 | |
| 		'participant_handles' => xmlify($cnv['recips'])
 | |
| 	);
 | |
| 
 | |
| 	$body = bb2diaspora($item['body']);
 | |
| 	$created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d H:i:s \U\T\C');
 | |
|  
 | |
| 	$signed_text =  $item['guid'] . ';' . $cnv['guid'] . ';' . $body .  ';' 
 | |
| 		. $created . ';' . $myaddr . ';' . $cnv['guid'];
 | |
| 
 | |
| 	$sig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
 | |
| 
 | |
| 	$msg = array(
 | |
| 		'guid' => xmlify($item['guid']),
 | |
| 		'parent_guid' => xmlify($cnv['guid']),
 | |
| 		'parent_author_signature' => (($item['reply']) ? null : xmlify($sig)),
 | |
| 		'author_signature' => xmlify($sig),
 | |
| 		'text' => xmlify($body),
 | |
| 		'created_at' => xmlify($created),
 | |
| 		'diaspora_handle' => xmlify($myaddr),
 | |
| 		'conversation_guid' => xmlify($cnv['guid'])
 | |
| 	);
 | |
| 
 | |
| 	if($item['reply']) {
 | |
| 		$tpl = get_markup_template('diaspora_message.tpl');
 | |
| 		$xmsg = replace_macros($tpl, array('$msg' => $msg));
 | |
| 	}
 | |
| 	else {
 | |
| 		$conv['messages'] = array($msg);
 | |
| 		$tpl = get_markup_template('diaspora_conversation.tpl');
 | |
| 		$xmsg = replace_macros($tpl, array('$conv' => $conv));
 | |
| 	}
 | |
| 
 | |
| 	logger('diaspora_conversation: ' . print_r($xmsg,true), LOGGER_DATA);
 | |
| 
 | |
| 	$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($xmsg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],false)));
 | |
| 
 | |
| 	return(diaspora_transmit($owner,$contact,$slap,false));
 | |
| 
 | |
| 
 | |
| }
 | |
| 
 | |
| function diaspora_transmit($owner,$contact,$slap,$public_batch) {
 | |
| 
 | |
| 	$enabled = intval(get_config('system','diaspora_enabled'));
 | |
| 	if(! $enabled) {
 | |
| 		return 200;
 | |
| 	}
 | |
| 
 | |
| 	$a = get_app();
 | |
| 	$logid = random_string(4);
 | |
| 	$dest_url = (($public_batch) ? $contact['batch'] : $contact['notify']);
 | |
| 	if(! $dest_url) {
 | |
| 		logger('diaspora_transmit: no url for contact: ' . $contact['id'] . ' batch mode =' . $public_batch);
 | |
| 		return 0;
 | |
| 	} 
 | |
| 
 | |
| 	logger('diaspora_transmit: ' . $logid . ' ' . $dest_url);
 | |
| 
 | |
| 	if(was_recently_delayed($contact['id'])) {
 | |
| 		$return_code = 0;
 | |
| 	}
 | |
| 	else {
 | |
| 		if(! intval(get_config('system','diaspora_test'))) {
 | |
| 			post_url($dest_url . '/', $slap);
 | |
| 			$return_code = $a->get_curl_code();
 | |
| 		}
 | |
| 		else {
 | |
| 			logger('diaspora_transmit: test_mode');
 | |
| 			return 200;
 | |
| 		}
 | |
| 	}
 | |
| 	
 | |
| 	logger('diaspora_transmit: ' . $logid . ' returns: ' . $return_code);
 | |
| 
 | |
| 	if((! $return_code) || (($return_code == 503) && (stristr($a->get_curl_headers(),'retry-after')))) {
 | |
| 		logger('diaspora_transmit: queue message');
 | |
| 
 | |
| 		$r = q("SELECT id from queue where cid = %d and network = '%s' and content = '%s' and batch = %d limit 1",
 | |
| 			intval($contact['id']),
 | |
| 			dbesc(NETWORK_DIASPORA),
 | |
| 			dbesc($slap),
 | |
| 			intval($public_batch)
 | |
| 		);
 | |
| 		if(count($r)) {
 | |
| 			logger('diaspora_transmit: add_to_queue ignored - identical item already in queue');
 | |
| 		}
 | |
| 		else {
 | |
| 			// queue message for redelivery
 | |
| 			add_to_queue($contact['id'],NETWORK_DIASPORA,$slap,$public_batch);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 
 | |
| 	return(($return_code) ? $return_code : (-1));
 | |
| }
 | |
| 
 | |
| 
 |