X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fpoller.php;h=89e4488b92c2239ae09ddb68a3f5c5563fead479;hb=cfe8094b458c62cbab0b79dd957c31dbf60a26c4;hp=8619697d9661d3697f1f20e5ed00d0b7e013208b;hpb=f01538a54f68c172e09aabed90e2651ca2305675;p=friendica.git

diff --git a/include/poller.php b/include/poller.php
index 8619697d96..89e4488b92 100644
--- a/include/poller.php
+++ b/include/poller.php
@@ -1,6 +1,8 @@
 <?php
+
 require_once("boot.php");
 
+
 function poller_run($argv, $argc){
 	global $a, $db;
 
@@ -15,42 +17,74 @@ function poller_run($argv, $argc){
     	unset($db_host, $db_user, $db_pass, $db_data);
   	};
 
-	require_once('session.php');
-	require_once('datetime.php');
-	require_once('simplepie/simplepie.inc');
+
+	require_once('include/session.php');
+	require_once('include/datetime.php');
+	require_once('library/simplepie/simplepie.inc');
 	require_once('include/items.php');
 	require_once('include/Contact.php');
+	require_once('include/email.php');
+	require_once('include/socgraph.php');
+
+	load_config('config');
+	load_config('system');
 
 	$a->set_baseurl(get_config('system','url'));
 
+	load_hooks();
+
 	logger('poller: start');
 	
 	// run queue delivery process in the background
 
 	proc_run('php',"include/queue.php");
 	
-	// once daily run expire in background
+	// expire any expired accounts
+
+	q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0 
+		AND `account_expires_on` != '0000-00-00 00:00:00' 
+		AND `account_expires_on` < UTC_TIMESTAMP() ");
+  
+	$abandon_days = intval(get_config('system','account_abandon_days'));
+	if($abandon_days < 1)
+		$abandon_days = 0;
+
+	
+
+	// once daily run birthday_updates and then expire in background
 
 	$d1 = get_config('system','last_expire_day');
 	$d2 = intval(datetime_convert('UTC','UTC','now','d'));
 
 	if($d2 != intval($d1)) {
+
+		update_contact_birthdays();
+
+		update_suggestions();
+
 		set_config('system','last_expire_day',$d2);
 		proc_run('php','include/expire.php');
 	}
 
-
 	// clear old cache
-	q("DELETE FROM `cache` WHERE `updated` < '%s'",
-		dbesc(datetime_convert('UTC','UTC',"now - 30 days")));
+	Cache::clear();
 
 	$manual_id  = 0;
+	$generation = 0;
 	$hub_update = false;
 	$force      = false;
+	$restart    = false;
 
 	if(($argc > 1) && ($argv[1] == 'force'))
 		$force = true;
 
+	if(($argc > 1) && ($argv[1] == 'restart')) {
+		$restart = true;
+		$generation = intval($argv[2]);
+		if(! $generation)
+			killme();		
+	}
+
 	if(($argc > 1) && intval($argv[1])) {
 		$manual_id = intval($argv[1]);
 		$force     = true;
@@ -58,17 +92,32 @@ function poller_run($argv, $argc){
 
 	$sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 
+	reload_plugins();
+
 	$d = datetime_convert();
-	call_hooks('cron', $d);
 
-	reload_plugins();
+	if(! $restart)
+		proc_run('php','include/cronhooks.php');
 
-	$contacts = q("SELECT `id` FROM `contact` 
+	// Only poll from those with suitable relationships,
+	// and which have a polling address and ignore Diaspora since 
+	// we are unable to match those posts with a Diaspora GUID and prevent duplicates.
+
+	$abandon_sql = (($abandon_days) 
+		? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days)) 
+		: '' 
+	);
+
+	$contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid` 
 		WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
+		AND NOT `network` IN ( '%s', '%s' )
 		$sql_extra 
-		AND `self` = 0 AND `blocked` = 0 AND `readonly` = 0 ORDER BY RAND()",
-		intval(REL_FAN),
-		intval(REL_BUD)
+		AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0 
+		AND `user`.`account_expired` = 0 $abandon_sql ORDER BY RAND()",
+		intval(CONTACT_IS_SHARING),
+		intval(CONTACT_IS_FRIEND),
+		dbesc(NETWORK_DIASPORA),
+		dbesc(NETWORK_FACEBOOK)
 	);
 
 	if(! count($contacts)) {
@@ -81,13 +130,19 @@ function poller_run($argv, $argc){
 			intval($c['id'])
 		);
 
-		if(! count($res))
+		if((! $res) || (! count($res)))
 			continue;
 
 		foreach($res as $contact) {
+
+			$xml = false;
+
 			if($manual_id)
 				$contact['last-update'] = '0000-00-00 00:00:00';
 
+			if($contact['network'] === NETWORK_DFRN || $contact['network'] === NETWORK_OSTATUS)
+				$contact['priority'] = 2;
+
 			if($contact['priority'] || $contact['subhub']) {
 
 				$hub_update = true;
@@ -109,6 +164,8 @@ function poller_run($argv, $argc){
 					if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
 							$hub_update = true;
 				}
+				else
+					$hub_update = false;
 
 				/**
 				 * Based on $contact['priority'], should we poll this site now? Or later?
@@ -141,6 +198,22 @@ function poller_run($argv, $argc){
 					continue;
 			}
 
+			// Check to see if we are running out of memory - if so spawn a new process and kill this one
+
+			$avail_memory = return_bytes(ini_get('memory_limit'));
+			$memused = memory_get_peak_usage(true);
+			if(intval($avail_memory)) {
+				if(($memused / $avail_memory) > 0.95) {
+					if($generation + 1 > 10) {
+						logger('poller: maximum number of spawns exceeded. Terminating.');
+						killme();
+					}
+					logger('poller: memory exceeded. ' . $memused . ' bytes used. Spawning new poll.');
+					proc_run('php', 'include/poller.php', 'restart', (string) $generation + 1);
+					killme();
+				}
+			}
+
 			$importer_uid = $contact['uid'];
 		
 			$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
@@ -151,32 +224,36 @@ function poller_run($argv, $argc){
 
 			$importer = $r[0];
 
-			logger("poller: poll: IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
+			logger("poller: poll: ({$contact['id']}) IMPORTER: {$importer['name']}, CONTACT: {$contact['name']}");
 
 			$last_update = (($contact['last-update'] === '0000-00-00 00:00:00') 
 				? datetime_convert('UTC','UTC','now - 30 days', ATOM_TIME)
 				: datetime_convert('UTC','UTC',$contact['last-update'], ATOM_TIME)
 			);
 
-			if($contact['network'] === 'dfrn') {
+			if($contact['network'] === NETWORK_DFRN) {
 
 				$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
 
 				if(intval($contact['duplex']) && $contact['dfrn-id'])
 					$idtosend = '0:' . $orig_id;
 				if(intval($contact['duplex']) && $contact['issued-id'])
-					$idtosend = '1:' . $orig_id;		
+					$idtosend = '1:' . $orig_id;
+
+				// they have permission to write to us. We already filtered this in the contact query.
+				$perm = 'rw';
 
 				$url = $contact['poll'] . '?dfrn_id=' . $idtosend 
 					. '&dfrn_version=' . DFRN_PROTOCOL_VERSION 
-					. '&type=data&last_update=' . $last_update ;
+					. '&type=data&last_update=' . $last_update 
+					. '&perm=' . $perm ;
 	
-				$xml = fetch_url($url);
+				$handshake_xml = fetch_url($url);
 
-				logger('poller: handshake with url ' . $url . ' returns xml: ' . $xml, LOGGER_DATA);
+				logger('poller: handshake with url ' . $url . ' returns xml: ' . $handshake_xml, LOGGER_DATA);
 
 
-				if(! $xml) {
+				if(! $handshake_xml) {
 					logger("poller: $url appears to be dead - marking for death ");
 					// dead connection - might be a transient event, or this might
 					// mean the software was uninstalled or the domain expired. 
@@ -193,7 +270,7 @@ function poller_run($argv, $argc){
 					continue;
 				}
 
-				if(! strstr($xml,'<?xml')) {
+				if(! strstr($handshake_xml,'<?xml')) {
 					logger('poller: response from ' . $url . ' did not contain XML.');
 					$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
 						dbesc(datetime_convert()),
@@ -203,7 +280,7 @@ function poller_run($argv, $argc){
 				}
 
 
-				$res = simplexml_load_string($xml);
+				$res = parse_xml_string($handshake_xml);
 	
 				if(intval($res->status) == 1) {
 					logger("poller: $url replied status 1 - marking for death ");
@@ -228,6 +305,13 @@ function poller_run($argv, $argc){
 				if((intval($res->status) != 0) || (! strlen($res->challenge)) || (! strlen($res->dfrn_id)))
 					continue;
 
+				if(((float) $res->dfrn_version > 2.21) && ($contact['poco'] == '')) {
+					q("update contact set poco = '%s' where id = %d limit 1",
+						dbesc(str_replace('/profile/','/poco/', $contact['url'])),
+						intval($contact['id'])
+					);
+				}
+
 				$postvars = array();
 
 				$sent_dfrn_id = hex2bin((string) $res->dfrn_id);
@@ -250,51 +334,194 @@ function poller_run($argv, $argc){
 					$final_dfrn_id = substr($final_dfrn_id,2);
 
 				if($final_dfrn_id != $orig_id) {
-	
+					logger('poller: ID did not decode: ' . $contact['id'] . ' orig: ' . $orig_id . ' final: ' . $final_dfrn_id);	
 					// did not decode properly - cannot trust this site 
 					continue;
 				}
 
 				$postvars['dfrn_id'] = $idtosend;
 				$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
+				$postvars['perm'] = 'rw';
 
 				$xml = post_url($contact['poll'],$postvars);
 			}
-			else {
+			elseif(($contact['network'] === NETWORK_OSTATUS) 
+				|| ($contact['network'] === NETWORK_DIASPORA)
+				|| ($contact['network'] === NETWORK_FEED) ) {
+
+				// Upgrading DB fields from an older Friendika version
+				// Will only do this once per notify-enabled OStatus contact
+				// or if relationship changes
+
+				$stat_writeable = ((($contact['notify']) && ($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['rel'] == CONTACT_IS_FRIEND)) ? 1 : 0);
+
+				if($stat_writeable != $contact['writable']) {
+					q("UPDATE `contact` SET `writable` = %d WHERE `id` = %d LIMIT 1",
+						intval($stat_writeable),
+						intval($contact['id'])
+					);
+				}
 
-				// $contact['network'] !== 'dfrn'
+				// Are we allowed to import from this person?
+
+				if($contact['rel'] == CONTACT_IS_FOLLOWER || $contact['blocked'] || $contact['readonly'])
+					continue;
 
 				$xml = fetch_url($contact['poll']);
 			}
+			elseif($contact['network'] === NETWORK_MAIL) {
 
-			logger('poller: received xml : ' . $xml, LOGGER_DATA);
+				$mail_disabled = ((function_exists('imap_open') && (! get_config('system','imap_disabled'))) ? 0 : 1);
+				if($mail_disabled)
+					continue;
 
-			if(! strstr($xml,'<?xml')) {
-				logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
-				$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
-					dbesc(datetime_convert()),
-					intval($contact['id'])
+				$mbox = null;
+				$x = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1",
+					intval($importer_uid)
 				);
-				continue;
+				$mailconf = q("SELECT * FROM `mailacct` WHERE `server` != '' AND `uid` = %d LIMIT 1",
+					intval($importer_uid)
+				);
+				if(count($x) && count($mailconf)) {
+				    $mailbox = construct_mailbox_name($mailconf[0]);
+					$password = '';
+					openssl_private_decrypt(hex2bin($mailconf[0]['pass']),$password,$x[0]['prvkey']);
+					$mbox = email_connect($mailbox,$mailconf[0]['user'],$password);
+					unset($password);
+					if($mbox) {
+						q("UPDATE `mailacct` SET `last_check` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1",
+							dbesc(datetime_convert()),
+							intval($mailconf[0]['id']),
+							intval($importer_uid)
+						);
+					}
+				}
+				if($mbox) {
+
+					$msgs = email_poll($mbox,$contact['addr']);
+
+					if(count($msgs)) {
+						foreach($msgs as $msg_uid) {
+							$datarray = array();
+							$meta = email_msg_meta($mbox,$msg_uid);
+							$headers = email_msg_headers($mbox,$msg_uid);
+
+							// look for a 'references' header and try and match with a parent item we have locally.
+
+							$raw_refs = ((x($headers,'references')) ? str_replace("\t",'',$headers['references']) : '');
+							$datarray['uri'] = trim($meta->message_id,'<>');
+
+							if($raw_refs) {
+								$refs_arr = explode(' ', $raw_refs);
+								if(count($refs_arr)) {
+									for($x = 0; $x < count($refs_arr); $x ++)
+										$refs_arr[$x] = "'" . str_replace(array('<','>',' '),array('','',''),dbesc($refs_arr[$x])) . "'";
+								}
+								$qstr = implode(',',$refs_arr);
+								$r = q("SELECT `uri` , `parent-uri` FROM `item` WHERE `uri` IN ( $qstr ) AND `uid` = %d LIMIT 1",
+									intval($importer_uid)
+								);
+								if(count($r))
+									$datarray['parent-uri'] = $r[0]['uri'];
+							}
+
+
+							if(! x($datarray,'parent-uri'))
+								$datarray['parent-uri'] = $datarray['uri'];
+
+							// Have we seen it before?
+							$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `uri` = '%s' LIMIT 1",
+								intval($importer_uid),
+								dbesc($datarray['uri'])
+							);
+
+							if(count($r)) {
+								if($meta->deleted && ! $r[0]['deleted']) {
+									q("UPDATE `item` SET `deleted` = 1, `changed` = '%s' WHERE `id` = %d LIMIT 1",
+										dbesc(datetime_convert()),
+										intval($r[0]['id'])
+									);
+								}		
+								continue;
+							}
+							$datarray['title'] = notags(trim($meta->subject));
+							$datarray['created'] = datetime_convert('UTC','UTC',$meta->date);
+	
+							$r = email_get_msg($mbox,$msg_uid);
+							if(! $r)
+								continue;
+							$datarray['body'] = escape_tags($r['body']);
+
+							// some mailing lists have the original author as 'from' - add this sender info to msg body. 
+							// todo: adding a gravatar for the original author would be cool
+
+							if(! stristr($meta->from,$contact['addr']))
+								$datarray['body'] = t('From: ') . escape_tags($meta->from) . "\n\n" . $datarray['body'];
+
+							$datarray['uid'] = $importer_uid;
+							$datarray['contact-id'] = $contact['id'];
+							if($datarray['parent-uri'] === $datarray['uri'])
+								$datarray['private'] = 1;
+							if(! get_pconfig($importer_uid,'system','allow_public_email_replies')) {
+								$datarray['private'] = 1;
+								$datarray['allow_cid'] = '<' . $contact['id'] . '>';
+							}
+							$datarray['author-name'] = $contact['name'];
+							$datarray['author-link'] = 'mailbox';
+							$datarray['author-avatar'] = $contact['photo'];
+						
+							$stored_item = item_store($datarray);
+							q("UPDATE `item` SET `last-child` = 0 WHERE `parent-uri` = '%s' AND `uid` = %d",
+								dbesc($datarray['parent-uri']),
+								intval($importer_uid)
+							);
+							q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d LIMIT 1",
+								intval($stored_item)
+							);
+						}
+					}
+
+					imap_close($mbox);
+				}
+			}
+			elseif($contact['network'] === NETWORK_FACEBOOK) {
+				// This is picked up by the Facebook plugin on a cron hook.
+				// Ignored here.			
 			}
 
-			consume_feed($xml,$importer,$contact,$hub,1);
+			if($xml) {
+				logger('poller: received xml : ' . $xml, LOGGER_DATA);
 
-			// do it twice. Ensures that children of parents which may be later in the stream aren't tossed
+				if(! strstr($xml,'<?xml')) {
+					logger('poller: post_handshake: response from ' . $url . ' did not contain XML.');
+					$r = q("UPDATE `contact` SET `last-update` = '%s' WHERE `id` = %d LIMIT 1",
+						dbesc(datetime_convert()),
+						intval($contact['id'])
+					);
+					continue;
+				}
 
-			consume_feed($xml,$importer,$contact,$hub,1);
 
+				consume_feed($xml,$importer,$contact,$hub,1,1);
 
-			if((strlen($hub)) && ($hub_update) 
-				&& (($contact['rel'] == REL_BUD) || (($contact['network'] === 'stat') && (! $contact['readonly'])))) {
-				logger('poller: subscribing to hub(s) : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
-				$hubs = explode(',', $hub);
-				if(count($hubs)) {
-					foreach($hubs as $h) {
-						$h = trim($h);
-						if(! strlen($h))
-							continue;
-						subscribe_to_hub($h,$importer,$contact);
+				// do it twice. Ensures that children of parents which may be later in the stream aren't tossed
+	
+				consume_feed($xml,$importer,$contact,$hub,1,2);
+
+				$hubmode = 'subscribe';
+				if($contact['network'] === NETWORK_DFRN || $contact['blocked'] || $contact['readonly'])
+					$hubmode = 'unsubscribe';
+
+				if((strlen($hub)) && ($hub_update) && ($contact['rel'] != CONTACT_IS_FOLLOWER)) {
+					logger('poller: hub ' . $hubmode . ' : ' . $hub . ' contact name : ' . $contact['name'] . ' local user : ' . $importer['name']);
+					$hubs = explode(',', $hub);
+					if(count($hubs)) {
+						foreach($hubs as $h) {
+							$h = trim($h);
+							if(! strlen($h))
+								continue;
+							subscribe_to_hub($h,$importer,$contact,$hubmode);
+						}
 					}
 				}
 			}
@@ -308,9 +535,25 @@ function poller_run($argv, $argc){
 				intval($contact['id'])
 			);
 
+
+			// load current friends if possible.
+
+			if($contact['poco']) {	
+				$r = q("SELECT count(*) as total from glink 
+					where `cid` = %d and updated > UTC_TIMESTAMP() - INTERVAL 1 DAY",
+					intval($contact['id'])
+				);
+			}
+			if(count($r)) {
+				if(! $r[0]['total']) {
+					poco_load($contact['id'],$importer_uid,$contact['poco']);
+				}
+			}
+
 			// loop - next contact
 		}
 	}
+
 		
 	return;
 }