Added database changes to changelog (need to update database/quexs.sql)

Added operator_chat_enabled function
Added sUpervisor chat tab to index
updated chat to be able to send and receive

CHANGELOG

@@ -1,3 +1,11 @@
+queXS 1.9.0 - Changes since 1.8.0
+
+Database updates:
+
+ALTER TABLE `operator` ADD `chat_enable` TINYINT( 1 ) NULL DEFAULT '0',
+ADD `chat_user` VARCHAR( 255 ) NULL ,
+ADD `chat_password` VARCHAR( 255 ) NULL ;
+
 queXS 1.8.0 - Changes since 1.7.6
 
 New Feature: Allow for restricting the view of sample variables to operators

functions/functions.operator.php

@@ -91,6 +91,31 @@ function is_using_availability($case_id)
 	return false;
 }
 
+/**
+ * Return if chat is enabled for this operator
+ * 
+ * @param int $operator_id the operator id
+ * 
+ * @return bool True if enabled, false if not
+ * @author Adam Zammit <adam.zammit@acspri.org.au>
+ * @since  2013-07-16
+ */
+function operator_chat_enabled($operator_id)
+{
+	global $db;
+
+	$sql = "SELECT chat_enable
+		FROM `operator`
+		WHERE operator_id = '$operator_id'";
+
+	$c = $db->GetOne($sql);	
+
+	if ($c == 1)
+		return true;
+
+	return false;
+}
+
 /**
  * Return if VOIP is enabled on an operator by operator basis
  * Will always return false if VOIP is globally disabled

index.php

@@ -158,6 +158,7 @@ $sc = $db->GetOne($sql);
 $ca = get_call_attempt($operator_id,true);
 $appointment = false;
 $availability = is_using_availability($case_id);
+$chat = operator_chat_enabled($operator_id);
 if ($ca)
 {
 	if (is_on_appointment($ca))
@@ -271,6 +272,15 @@ xhtml_object($data,"main-content");
      </div>
 <?php  }?>
 
+<?php  if ($chat) { ?>
+     <div class="tabbertab <?php  if ((DEFAULT_TAB == 'chat' && !$appointment) || (DEFAULT_TAB_APPOINTMENT == 'chat' && $appointment)) 
+					print "tabbertabdefault"; ?>">
+	  <h2><?php  echo T_("Supervisor chat"); ?></h2>
+	  <div id="div-supervisorchat" class="tabberdiv"><?php xhtml_object("supervisorchat.php","main-supervisorchat");?></div>
+     </div>
+<?php  }?>
+
+
 
 <?php  if (TAB_INFO) { ?>
      <div class="tabbertab <?php  if ((DEFAULT_TAB == 'info' && !$appointment) || (DEFAULT_TAB_APPOINTMENT == 'info' && $appointment)) 

js/supervisorchat.js

@@ -1,7 +1,11 @@
 /* Javascript for XMPP client based on: http://blog.wolfspelz.de/2010/09/website-chat-made-easy-with-xmpp-and.html */
 
+var nConnStatus = "";
+
 function OnConnectionStatus(nStatus)
 {
+	nConnStatus = nStatus;
+
 	if (nStatus == Strophe.Status.CONNECTING) {
 	} else if (nStatus == Strophe.Status.CONNFAIL) {
 	} else if (nStatus == Strophe.Status.DISCONNECTING) {
@@ -31,9 +35,12 @@ function OnMessageStanza(stanza)
 
 	//make sure the chat tab is in focus when an incoming messages appears
 
-	//display message as new row in message table
+	//display message as new row in message table if it is from the supervisor
-	var html = '<tr><td>' + SUPERVISOR_NAME + '</td><td>' + sBody + '</td></tr>';
+	if (sBareJid == SUPERVISOR_XMPP)
-	$('#chattable > tbody > tr').eq(0).after(html);
+	{
+		var html = '<tr><td>' + SUPERVISOR_NAME + '</td><td>' + sBody + '</td></tr>';
+		$('#chattable > tbody > tr').eq(0).after(html);
+	}
 
 	return true;
 }
@@ -46,20 +53,61 @@ function OnPresenceStanza(stanza)
 	var sShow = $(stanza).find('show').text();
 	//alert(sFrom + ':' + sType  + ':' + sShow + ':' + sBareJid);
 
-	// update status on screen
+	// update status on screen if it is the supervisors status
-	if (sType == null || sType == '') {
-		sType = 'available';
-	}
 
-	switch (sType) {
+	if (sBareJid == SUPERVISOR_XMPP)
-		case 'available': 
+	{
-		{
+		if (sType == null || sType == '') {
-      		} break;
+			sType = 'available';
-
+		}
-		case 'unavailable': 
+	
-		{
+		switch (sType) {
-      		} break;
+			case 'available': 
+			{
+				$('#statusunavailable').hide();
+				$('#statusavailable').show();
+	
+	      		} break;
+	
+			case 'unavailable': 
+			{
+				$('#statusavailable').hide();
+				$('#statusunavailable').show();
+	      		} break;
+		}
 	}
 
 	return true;
 }
+
+
+function SendChat(chat)
+{
+
+	if (chat != '') 
+	{
+		if (nConnStatus == Strophe.Status.CONNECTED) 
+		{
+      			var stanza = $msg({ to: SUPERVISOR_XMPP, type: 'chat' }).c('body').t(chat);
+			conn.send(stanza.tree());
+			var html = '<tr><td>' + MY_NAME + '</td><td>' + chat + '</td></tr>';
+			$('#chattable > tbody > tr').eq(0).after(html);
+		}
+	}
+}
+
+$(document).ready(function(){
+	$('#chatclick').bind('click', function()
+	{
+	    SendChat($('#chattext').val());
+	    $('#chattext').val('');
+	  });
+	
+	$('#chattext').bind('keypress', function(ev)
+	{
+	  if (ev.keyCode == 13) {
+	    SendChat($('#chattext').val());
+	    $('#chattext').val('');
+	  }
+	});
+});

supervisorchat.php

@@ -56,16 +56,41 @@ if (AUTO_LOGOUT_MINUTES !== false)
 xhtml_head(T_("Supervisor chat"),true,array("css/table.css"),$js);
 
 $operator_id = get_operator_id();
+$chatenabled = get_setting("chat_enabled");
+if (empty($chatenabled))
+	$chatenabled = false;
+else
+	$chatenabled = true;
 
-//javascript to activate connection for this user
+if ($chatenabled && operator_chat_enabled($operator_id))
-print "<script type='text/javascript'>";
+{
-print "var SUPERVISOR_NAME = 'Adam';";
+	//get BOSH service URL
-print "var conn = new Strophe.Connection('/xmpp-httpbind');";
+	$bosh_service = get_setting("bosh_service");
-print "conn.connect('mim@surveys.acspri.org.au', 'mim', OnConnectionStatus);";
+	if (empty($bosh_service))
-print "</script>";
+		$bosh_service = "/xmpp-httpbind";
 
-//table for chat messages
+	//could set this on a shift by shift basis if required
-print "<table class='tclass' id='chattable'><tbody><tr><th>" . T_("From") . "</th><th>" . T_("Message") . "</th></tr></tbody></table>";
+	$supervisor_xmpp = get_setting("supervisor_xmpp");
+
+	//javascript to activate connection for this user
+	print "<script type='text/javascript'>";
+	print "var SUPERVISOR_NAME = '" . T_("Supervisor") . "';";
+	print "var MY_NAME = '" . T_("Me") . "';";
+	print "var SUPERVISOR_XMPP = '$supervisor_xmpp';";
+	print "var conn = new Strophe.Connection('$bosh_service');";
+	print "conn.connect('" . get_operator_variable("chat_user",$operator_id) ."', '" . get_operator_variable("chat_password",$operator_id) . "', OnConnectionStatus);";
+	print "</script>";
+	
+	print "<div style='display:none' id='statusavailable'>" . T_("Supervisor is available") . "</div>";
+	print "<div id='statusunavailable'>" . T_("Supervisor not available") . "</div>";
+
+	print "<div id='chatbox'><input type='text' id='chattext'/> <div id='chatclick'>" . T_("Send") . "</div></div>";
+
+	//table for chat messages
+	print "<table class='tclass' id='chattable'><tbody><tr><th>" . T_("From") . "</th><th>" . T_("Message") . "</th></tr></tbody></table>";
+}
+else
+	print "<p>" . T_("Supervisor chat is not enabled") . "</p>";
 
 xhtml_foot();