switch around how XMLStream does processing

darcs-hash:20080831003210-84dde-92ccffd5b2e1d50963b18babd93c70fb1d20cdba.gz

extlib/XMPPHP/XMLStream.php

@@ -310,13 +310,36 @@ class XMPPHP_XMLStream {
 		return $this->disconnected;
 	}
 
-	private function __process() {
+	/**
+	 * Core reading tool
+	 * 0 -> only read if data is immediately ready
+	 * NULL -> wait forever and ever
+	 * integer -> process for this amount of time 
+	 */
+	
+	private function __process($maximum=0) {
+		
+		$remaining = $maximum;
+		
+		do {
+			$starttime = microtime();
 			$read = array($this->socket);
-		$write = null;
+			$write = array();
-		$except = null;
+			$except = array();
-		$updated = @stream_select($read, $write, $except, 1);
+			if (is_null($maximum)) {
+				$secs = NULL;
+				$usecs = NULL;
+			} else if ($maximum == 0) {
+				$secs = 0;
+				$usecs = 0;
+			} else {
+				$secs = $remaining / 1000000;
+				$usecs = $remaining % 1000000;
+			}
+			$updated = @stream_select($read, $write, $except, $secs, $usecs);
 			if ($updated > 0) {
-			$buff = @fread($this->socket, 1024);
+				# XXX: Is this big enough?
+				$buff = @fread($this->socket, 4096);
 				if(!$buff) { 
 					if($this->reconnect) {
 						$this->doReconnect();
@@ -328,6 +351,9 @@ class XMPPHP_XMLStream {
 				$this->log->log("RECV: $buff",  XMPPHP_Log::LEVEL_VERBOSE);
 				xml_parse($this->parser, $buff, false);
 			}
+			$remaining -= (microtime() - $starttime);
+		} while (is_null($maximum) || $remaining > 0);
+		return true;
 	}
 	
 	/**
@@ -336,10 +362,7 @@ class XMPPHP_XMLStream {
 	 * @return string
 	 */
 	public function process() {
-		$updated = '';
+		$this->__process(NULL);
-		while(!$this->disconnect) {
-			$this->__process();
-		}
 	}
 
 	/**
@@ -348,11 +371,11 @@ class XMPPHP_XMLStream {
 	 * @param integer $timeout
 	 * @return string
 	 */
-	public function processTime($timeout = -1) {
+	public function processTime($timeout=NULL) {
-		$start = time();
+		if (is_null($timeout)) {
-		$updated = '';
+			return $this->__process(NULL);
-		while(!$this->disconnected and ($timeout == -1 or time() - $start < $timeout)) {
+		} else {
-			$this->__process();
+			return $this->__process($timeout * 1000000);
 		}
 	}
 
@@ -372,7 +395,7 @@ class XMPPHP_XMLStream {
 		reset($this->until);
 		$updated = '';
 		while(!$this->disconnected and $this->until[$event_key] and (time() - $start < $timeout or $timeout == -1)) {
-			$this->__process();
+			$this->__process(0);
 		}
 		if(array_key_exists($event_key, $this->until_payload)) {
 			$payload = $this->until_payload[$event_key];

lib/queuehandler.php

@@ -81,21 +81,18 @@ class QueueHandler {
 					$this->log(LOG_WARNING, 'queue item for notice that does not exist');
 				}
 				$qi->delete();
-				$this->idle();
+				$this->idle(0);
 			} else {
 				$this->clear_old_claims();
-				$start = microtime();
+				$this->idle(5);
-				$this->idle();
-				$used = microtime() - $start;
-				if ($used < 1000000) {
-					usleep(1000000 - $used);
-				}
 			}	
 		} while (true);
 	}
 
-	function idle() {
+	function idle($timeout=0) {
-		return true;
+		if ($timeout>0) {
+			sleep($timeout);
+		}
 	}
 	
 	function clear_old_claims() {

scripts/publicqueuehandler.php

@@ -54,16 +54,8 @@ class PublicQueueHandler extends QueueHandler {
 		return jabber_public_notice($notice);
 	}
 	
-	function idle() {
+	function idle($timeout=0) {
-	    $this->log(LOG_DEBUG, 'Checking the incoming message queue.');
+		$this->conn->processTime($timeout);
-		# Process the queue for a second
-		if ($this->conn->readyToProcess()) {
-			$this->log(LOG_DEBUG, 'Something in the incoming message queue; processing it.');
-			$this->conn->processTime(1);
-			$this->log(LOG_DEBUG, 'Done processing incoming message queue.');
-		} else {
-			$this->log(LOG_DEBUG, 'Nothing in the incoming message queue; skipping it.');
-		}
 	}
 
 	function forward_message(&$pl) {

scripts/xmppconfirmhandler.php

@@ -86,16 +86,10 @@ class XmppConfirmHandler {
 						continue;
 					}
 				}
-				$this->idle();
+				$this->idle(0);
 			} else {
 #				$this->clear_old_confirm_claims();
-				$start = microtime();
+				$this->idle(10);
-				$this->idle();
-				$used = microtime() - $start;
-				if ($used < 10000000) {
-					usleep(10000000 - $used);
-				}
-				sleep(10);
 			}
 		} while (true);
 	}
@@ -137,16 +131,8 @@ class XmppConfirmHandler {
 		common_log($level, 'XmppConfirmHandler ('. $this->_id .'): '.$msg);
 	}
 	
-	function idle() {
+	function idle($timeout=0) {
-	    $this->log(LOG_DEBUG, 'Checking the incoming message queue.');
+		$this->conn->processTime($timeout);
-		# Process the queue for a second
-		if ($this->conn->readyToProcess()) {
-			$this->log(LOG_DEBUG, 'Something in the incoming message queue; processing it.');
-			$this->conn->processTime(1);
-			$this->log(LOG_DEBUG, 'Done processing incoming message queue.');
-		} else {
-			$this->log(LOG_DEBUG, 'Nothing in the incoming message queue; skipping it.');
-		}
 	}
 
 	function forward_message(&$pl) {

scripts/xmppqueuehandler.php

@@ -56,16 +56,9 @@ class XmppQueueHandler extends QueueHandler {
 		return jabber_broadcast_notice($notice);
 	}
 
-	function idle() {
+	function idle($timeout=0) {
-	    $this->log(LOG_DEBUG, 'Checking the incoming message queue.');
 		# Process the queue for a second
-		if ($this->conn->readyToProcess()) {
+		$this->conn->processTime($timeout);
-			$this->log(LOG_DEBUG, 'Something in the incoming message queue; processing it.');
-			$this->conn->processTime(1);
-			$this->log(LOG_DEBUG, 'Done processing incoming message queue.');
-		} else {
-			$this->log(LOG_DEBUG, 'Nothing in the incoming message queue; skipping it.');
-		}
 	}
 
 	function finish() {