asterisk - code style cleanup

- Fix copyright header
- Code style and indentation fixes
- XHTML validation

1 files changed, 212 insertions, 213 deletions

diff --git a/config/asterisk/asterisk_edit_file.php b/config/asterisk/asterisk_edit_file.php
index 1c992d26..353ecd07 100644
--- a/config/asterisk/asterisk_edit_file.php
+++ b/config/asterisk/asterisk_edit_file.php
@@ -1,8 +1,10 @@
 <?php
 /*
-	edit.php
-	Copyright (C) 2004, 2005 Scott Ullrich
+	asterisk_edit_file.php
+	part of pfSense (https://www.pfSense.org/)
+	Copyright (C) 2009 Scott Ullrich <sullrich@gmail.com>
 	Copyright (C) 2013 robi <robreg@zsurob.hu>
+	Copyright (C) 2015 ESF, LLC
 	All rights reserved.
 
 	Redistribution and use in source and binary forms, with or without
@@ -27,7 +29,7 @@
 	POSSIBILITY OF SUCH DAMAGE.
 */
 /*
-	pfSense_MODULE:	shell
+	pfSense_MODULE:	asterisk
 */
 
 ##|+PRIV
@@ -37,21 +39,19 @@
 ##|*MATCH=asterisk_edit_file.php*
 ##|-PRIV
 
-$pgtitle = array(gettext("Status"),gettext("Asterisk configuration files"));
 require("guiconfig.inc");
 
-
 $backup_dir = "/conf";
 $backup_filename = "asterisk_config.bak.tgz";
 $backup_path = "{$backup_dir}/{$backup_filename}";
 $files_dir = "/conf/asterisk";
 $host = "{$config['system']['hostname']}.{$config['system']['domain']}";
-$downname = "asterisk-config-{$host}-".date("YmdHis").".bak.tgz";  //put the date in the filename
+// Put the date in the filename
+$downname = "asterisk-config-{$host}-" . date("YmdHis") . ".bak.tgz";
 
 if (($_GET['a'] == "download") && $_GET['t'] == "backup") {
 	conf_mount_rw();
-//	system("cd {$files_dir} && tar czf {$backup_path} *");
-	system("cd {$files_dir} && tar czf {$backup_path} --exclude 'dist/*' --exclude dist *");
+	system("cd {$files_dir} && /usr/bin/tar czf {$backup_path} --exclude 'dist/*' --exclude dist *");
 	conf_mount_ro();
 }
 
@@ -63,8 +63,8 @@ if (($_GET['a'] == "download") && file_exists("{$backup_path}")) {
 	header("Content-Type: application/download");
 	header("Content-Description: File Transfer");
 	header("Content-Disposition: attachment; filename=\"{$downname}\"");
-	header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
-	header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); // Date in the past
+	header("Cache-Control: no-cache, must-revalidate");
+	header("Expires: Sat, 26 Jul 1997 05:00:00 GMT");
 	header("Content-Length: " . filesize("{$backup_path}"));
 	fpassthru($fd);
 	exit;
@@ -72,40 +72,38 @@ if (($_GET['a'] == "download") && file_exists("{$backup_path}")) {
 
 if ($_GET['a'] == "other") {
 	if ($_GET['t'] == "restore") {
-		//extract files to $files_dir (/conf/asterisk)
+		// Extract files to $files_dir (/conf/asterisk)
 		if (file_exists($backup_path)) {
-			//echo "The file $filename exists";
 			conf_mount_rw();
-			exec("tar -xzC {$files_dir} -f {$backup_path} 2>&1", $sysretval);
+			exec("/usr/bin/tar -xzC {$files_dir} -f {$backup_path} 2>&1", $sysretval);
 			$savemsg = "Backup has been restored, please restart Asterisk now " . $sysretval[1];
-			system("chmod -R 644 {$files_dir}/*");
-			header( 'Location: asterisk_edit_file.php?savemsg=' . $savemsg ) ;
+			system("/bin/chmod -R 644 {$files_dir}/*");
+			header('Location: asterisk_edit_file.php?savemsg=' . $savemsg);
 			conf_mount_ro();
 		} else {
-			header( 'Location: asterisk_edit_file.php?savemsg=Restore+failed.+Backup+file+not+found.' ) ;
+			header('Location: asterisk_edit_file.php?savemsg=Restore+failed.+Backup+file+not+found.');
 		}
 		exit;
 	}
 	if ($_GET['t'] == "factrest") {
-		//extract files to $files_dir (/conf/asterisk)
+		// Extract files to $files_dir (/conf/asterisk)
 		if (file_exists('/conf.default/asterisk_factory_defaults_config.tgz')) {
-			//echo "The file $filename exists";
 			conf_mount_rw();
-			exec("tar -xzC {$files_dir} -f /conf.default/asterisk_factory_defaults_config.tgz 2>&1", $sysretval);
+			exec("/usr/bin/tar -xzC {$files_dir} -f /conf.default/asterisk_factory_defaults_config.tgz 2>&1", $sysretval);
 			$savemsg = "Factory configuration restored, please restart Asterisk now " . $sysretval[1];
-			system("chmod -R 644 {$files_dir}/*");
-			header( 'Location: asterisk_edit_file.php?savemsg=' . $savemsg ) ;
+			system("/bin/chmod -R 644 {$files_dir}/*");
+			header('Location: asterisk_edit_file.php?savemsg=' . $savemsg);
 			conf_mount_ro();
 		}
 		exit;
 	}
 	if ($_GET['t'] == "deldist") {
-		//delete dist directory from $files_dir/dist (/conf/asterisk/dist)
+		// Delete dist directory from $files_dir/dist (/conf/asterisk/dist)
 		if (file_exists($files_dir . "/dist")) {
 			conf_mount_rw();
-			exec("rm -r {$files_dir}/dist 2>&1", $sysretval);
+			exec("/bin/rm -r {$files_dir}/dist 2>&1", $sysretval);
 			$savemsg = "Deleted dist files " . $sysretval[1];
-			header( 'Location: asterisk_edit_file.php?savemsg=' . $savemsg ) ;
+			header('Location: asterisk_edit_file.php?savemsg=' . $savemsg);
 			conf_mount_ro();
 		}
 		exit;
@@ -114,53 +112,55 @@ if ($_GET['a'] == "other") {
 
 if (($_POST['submit'] == "Upload") && is_uploaded_file($_FILES['ulfile']['tmp_name'])) {
 	$upfilnam = $_FILES['ulfile']['name'];
-	$upfiltim = strtotime(str_replace(".bak.tgz","",end(explode("-",$upfilnam))));
+	$upfiltim = strtotime(str_replace(".bak.tgz", "", end(explode("-", $upfilnam))));
 	conf_mount_rw();
 	move_uploaded_file($_FILES['ulfile']['tmp_name'], "{$backup_path}");
-	$savemsg = "Uploaded ". htmlentities($_FILES['ulfile']['name']) . " file as " . $backup_path . "." ;
-	system('chmod -R 644 {$backup_path}');
-	if ($upfiltim) {		//take the date from the filename and update modified time accordingly
+	$savemsg = "Uploaded " . htmlentities($_FILES['ulfile']['name']) . " file as " . $backup_path . ".";
+	system("/bin/chmod -R 644 {$backup_path}");
+	// Take the date from the filename and update modified time accordingly
+	if ($upfiltim) {
 		touch($backup_path, $upfiltim);
 	}
 	unset($_POST['txtCommand']);
 	conf_mount_ro();
-	header( 'Location: asterisk_edit_file.php?savemsg=' . $savemsg ) ;
+	header('Location: asterisk_edit_file.php?savemsg=' . $savemsg);
 }
 
-if($_REQUEST['action']) {
+if ($_REQUEST['action']) {
 	switch($_REQUEST['action']) {
 		case 'load':
-			if(strlen($_REQUEST['file']) < 1) {
+			if (strlen($_REQUEST['file']) < 1) {
 				echo "|5|" . gettext("No file name specified") . ".|";
-			} elseif(is_dir($_REQUEST['file'])) {
+			} elseif (is_dir($_REQUEST['file'])) {
 				echo "|4|" . gettext("Loading a directory is not supported") . ".|";
-			} elseif(! is_file($_REQUEST['file'])) {
+			} elseif (! is_file($_REQUEST['file'])) {
 				echo "|3|" . gettext("File does not exist or is not a regular file") . ".|";
 			} else {
 				$data = file_get_contents(urldecode($_REQUEST['file']));
-				if($data === false) {
+				if ($data === false) {
 					echo "|1|" . gettext("Failed to read file") . ".|";
 				} else {
-					echo "|0|{$_REQUEST['file']}|{$data}|";	
+					echo "|0|{$_REQUEST['file']}|{$data}|";
 				}
 			}
 			exit;
 		case 'save':
-			if(strlen($_REQUEST['file']) < 1) {
+			if (strlen($_REQUEST['file']) < 1) {
 				echo "|" . gettext("No file name specified") . ".|";
 			} else {
 				conf_mount_rw();
 				$_REQUEST['data'] = str_replace("\r", "", base64_decode($_REQUEST['data']));
 				$ret = file_put_contents($_REQUEST['file'], $_REQUEST['data']);
 				conf_mount_ro();
-				if($_REQUEST['file'] == "/conf/config.xml" || $_REQUEST['file'] == "/cf/conf/config.xml") {
-					if(file_exists("/tmp/config.cache"))
+				if ($_REQUEST['file'] == "/conf/config.xml" || $_REQUEST['file'] == "/cf/conf/config.xml") {
+					if (file_exists("/tmp/config.cache")) {
 						unlink("/tmp/config.cache");
+					}
 					disable_security_checks();
 				}
-				if($ret === false) {
+				if ($ret === false) {
 					echo "|" . gettext("Failed to write file") . ".|";
-				} elseif($ret <> strlen($_REQUEST['data'])) {
+				} elseif ($ret <> strlen($_REQUEST['data'])) {
 					echo "|" . gettext("Error while writing file") . ".|";
 				} else {
 					echo "|" . gettext("File successfully saved") . ".|";
@@ -170,10 +170,10 @@ if($_REQUEST['action']) {
 	}
 	exit;
 }
+
 $shortcut_section = "asterisk";
+$pgtitle = array(gettext("Status"), gettext("Asterisk configuration files"));
 require("head.inc");
-outputJavaScriptFileInline("filebrowser/browser.js");
-outputJavaScriptFileInline("javascript/base64.js");
 
 ?>
 
@@ -181,21 +181,34 @@ outputJavaScriptFileInline("javascript/base64.js");
 <?php include("fbegin.inc"); ?>
 
 <?php
-$savemsg = $_GET["savemsg"];
-if ($savemsg) {
-  print_info_box($savemsg);
-}
+	$savemsg = $_GET["savemsg"];
+	if ($savemsg) {
+		print_info_box($savemsg);
+	}
 ?>
 
-<script type="text/javascript">	
+<script type="text/javascript">
+//<![CDATA[
+<?php include("filebrowser/browser.js"); ?>
+//]]>
+</script>
+
+<script type="text/javascript">
+//<![CDATA[
+<?php include("javascript/base64.js"); ?>
+//]]>
+</script>
+
+<script type="text/javascript">
+//<![CDATA[
 	function loadFile() {
 		$("fileStatus").innerHTML = "<?=gettext("Loading file"); ?> ...";
 		Effect.Appear("fileStatusBox", { duration: 0.5 });
 
 		new Ajax.Request(
 			"<?=$_SERVER['SCRIPT_NAME'];?>", {
-				method:     "post",
-				postBody:   "action=load&file=" + $("fbTarget").value,
+				method: "post",
+				postBody: "action=load&file=" + $("fbTarget").value,
 				onComplete: loadComplete
 			}
 		);
@@ -209,10 +222,10 @@ if ($savemsg) {
 		if(values.shift() == "0") {
 			var file = values.shift();
 			$("fileStatus").innerHTML = "<?=gettext("File successfully loaded"); ?>.";
-			$("fileContent").value    = values.join("|");
+			$("fileContent").value = values.join("|");
 
 			var lang = "none";
-				 if(file.indexOf(".php") > 0) lang = "php";
+			if(file.indexOf(".php") > 0) lang = "php";
 			else if(file.indexOf(".inc") > 0) lang = "php";
 			else if(file.indexOf(".xml") > 0) lang = "xml";
 			else if(file.indexOf(".js" ) > 0) lang = "js";
@@ -229,14 +242,14 @@ if ($savemsg) {
 	function saveFile(file) {
 		$("fileStatus").innerHTML = "<?=gettext("Saving file"); ?> ...";
 		Effect.Appear("fileStatusBox", { duration: 0.5 });
-		
+
 		var fileContent = Base64.encode($("fileContent").value);
 		fileContent = fileContent.replace(/\+/g,"%2B");
-		
+
 		new Ajax.Request(
 			"<?=$_SERVER['SCRIPT_NAME'];?>", {
-				method:     "post",
-				postBody:   "action=save&file=" + $("fbTarget").value +
+				method: "post",
+				postBody: "action=save&file=" + $("fbTarget").value +
 							"&data=" + fileContent,
 				onComplete: function(req) {
 					var values = req.responseText.split("|");
@@ -246,7 +259,7 @@ if ($savemsg) {
 		);
 	}
 
-	
+
 
 	function ckrest() {
 		if(document.getElementById('ckrest').checked==true) {
@@ -263,188 +276,174 @@ if ($savemsg) {
 			document.getElementById('deldistdire').disabled=true;
 		}
 	}
- 	
-	
+
+//]]>
 </script>
 
-	<table width="100%" border="0" cellpadding="0" cellspacing="0">
-		<tr>
-			<td>
-				<?php
-					$tab_array = array();
-					$tab_array[0] = array(gettext("Commands"), false, "asterisk_cmd.php");
-					$tab_array[1] = array(gettext("Calls"), false, "asterisk_calls.php");
-					$tab_array[2] = array(gettext("Log"), false, "asterisk_log.php");
-					$tab_array[3] = array(gettext("Edit configuration"), true, "asterisk_edit_file.php");
-					display_top_tabs($tab_array);
-				?>
-			</td>
-		</tr>
-		<tr>
-			<td>
-				<div id="mainarea">
-
-					<!-- backup options -->
-					<div style="background:#eeeeee;">
-						<div class="vexpl" style="padding-left:15px;">
-						<br />
-						<table width='98%' cellpadding='0' cellspacing='0' border='0'>
-						<tr>
-						<td width='80%'>
-						<b>Backup / Restore</b>
-						The 'Backup' button will tar gzip asterisk configuration files to <? echo $backup_path; ?> it then offers it to download.<br>
-						The 'Restore' button will be visible only if the <? echo $backup_path; ?> backup file exists.<br>
-						You can upload a backup file to the system, if one already exists at <? echo $backup_path; ?>, it will be overwritten.
-						<br />
-						</td>
-						<td width='20%' valign='middle' align='right'>
+<table width="100%" border="0" cellpadding="0" cellspacing="0">
+<tr><td>
+	<?php
+		$tab_array = array();
+		$tab_array[0] = array(gettext("Commands"), false, "asterisk_cmd.php");
+		$tab_array[1] = array(gettext("Calls"), false, "asterisk_calls.php");
+		$tab_array[2] = array(gettext("Log"), false, "asterisk_log.php");
+		$tab_array[3] = array(gettext("Edit configuration"), true, "asterisk_edit_file.php");
+		display_top_tabs($tab_array);
+	?>
+</td></tr>
+
+<tr><td>
+	<div id="mainarea">
+		<!-- backup options -->
+		<div style="background:#eeeeee;">
+			<div class="vexpl" style="padding-left:15px;"><br />
+				<table width='98%' cellpadding='0' cellspacing='0' border='0'>
+				<tr>
+					<td width='80%'>
+						<strong>Backup / Restore</strong>
+						The 'Backup' button will tar gzip asterisk configuration files to <? echo $backup_path; ?> it then offers it to download.<br />
+						The 'Restore' button will be visible only if the <? echo $backup_path; ?> backup file exists.<br />
+						You can upload a backup file to the system, if one already exists at <? echo $backup_path; ?>, it will be overwritten.<br />
+					</td>
+					<td width='20%' valign='middle' align='right'>
 						<?php
-						echo "  <input type='button' value='Backup' onclick=\"document.location.href='asterisk_edit_file.php?a=download&t=backup';\" />\n";
-						if (file_exists($backup_path)) {
-							echo "  <input type='button' value='Restore' onclick=\"document.location.href='asterisk_edit_file.php?a=other&t=restore';\" />\n";
-						}
+							echo "<input type='button' value='Backup' onclick=\"document.location.href='asterisk_edit_file.php?a=download&amp;t=backup';\" />\n";
+							if (file_exists($backup_path)) {
+								echo "<input type='button' value='Restore' onclick=\"document.location.href='asterisk_edit_file.php?a=other&amp;t=restore';\" />\n";
+							}
 						?>
-						</td>
-						</tr></table><br>
-						<table width='98%' cellpadding='0' cellspacing='0' border='0'>
-						<tr>
-						<td width='20%' valign='middle' align='left'>
+					</td>
+				</tr>
+				</table>
+				<br />
+				<table width='98%' cellpadding='0' cellspacing='0' border='0'>
+				<tr>
+					<td width='20%' valign='middle' align='left'>
 						<?php
 						if (file_exists($backup_path)) {
-							echo $backup_filename . " date:<br>" . date ("Y F d H:i:s.", filemtime($backup_path));
+							echo $backup_filename . " date:<br />" . date ("Y F d H:i:s.", filemtime($backup_path));
 						}
 						?>
-						</td>
-						<td width='80%' valign='middle' align='right'>
-						<form action="asterisk_edit_file.php" method="POST" enctype="multipart/form-data" name="frmUpload" onSubmit="">
+					</td>
+					<td width='80%' valign='middle' align='right'>
+						<form action="asterisk_edit_file.php" method="post" enctype="multipart/form-data" name="frmUpload" onsubmit="">
 						Upload backup file:
-						<input name="ulfile" type="file" class="button" id="ulfile">
-						<input name="submit" type="submit"  class="button" id="upload" value="Upload">
+						<input name="ulfile" type="file" class="button" id="ulfile" />
+						<input name="submit" type="submit" class="button" id="upload" value="Upload" />
 						</form>
-						</td>
-						</tr>
-						</table><br />					
-						</div>
-					</div>
-
-
-									
-					<table width="100%" border="0" cellpadding="0" cellspacing="0">
-						<tr>
-							<td class="tabcont" align="center">
-
-					<!-- controls -->
-					<table width="100%" cellpadding="9" cellspacing="9">
-						<tr>
-							<td align="center" class="list">
-								<?=gettext("Configuration files stored in"); ?>:
-								<input type="text"   class="formfld file" id="fbTarget"         value="<?=gettext($files_dir);?>" size="45" />
-								<input type="button" class="formbtn"      id="fbOpen"           value="<?=gettext('Browse');?>" />
-					<!--			<input type="button" class="formbtn"      onclick="loadFile();" value="<?=gettext('Load');?>" /> -->
-								<input type="button" class="formbtn"      onclick="saveFile();" value="<?=gettext('Save');?>" />
-								<br />
-							</td>
-						</tr>
-					</table>
-
-					
-					
-					<!-- file status box -->
-					<div style="display:none; background:#eeeeee;" id="fileStatusBox">
-						<div class="vexpl" style="padding-left:15px;">
-							<strong id="fileStatus"></strong>
-						</div>
-					</div>
-					
-					
-					<!-- filebrowser -->
-					<div id="fbBrowser" style="display:none; border:1px dashed gray; width:98%;"></div>
-
-					<!-- file viewer/editor -->
-					<table width="100%">
-						<tr>
-							<td valign="top" class="label">
-								<div style="background:#eeeeee;" id="fileOutput">
-									<textarea id="fileContent" name="fileContent" style="width:100%;" rows="30" wrap="off"></textarea>
-								</div>
-							</td>
-						</tr>
-					</table>
-
-							</td>
-						</tr>
-					</table>
-
-					<script type="text/javascript">
-						Event.observe(
-							window, "load",
-							function() {
-								$("fbTarget").focus();
-
-								NiftyCheck();
-								Rounded("div#fileStatusBox", "all", "#ffffff", "#eeeeee", "smooth");
-							}
-						);
-
-						<?php if($_GET['action'] == "load"): ?>
-							Event.observe(
-								window, "load",
-								function() {
-									$("fbTarget").value = "<?=$_GET['path'];?>";
-									loadFile();
-								}
-							);
-						<?php endif; ?>
-					</script>
-
-					
-					<div style="background:#eeeeee;">
-						<div class="vexpl" style="padding-left:15px;">
-						<table width='98%' cellpadding='0' cellspacing='0' border='0'>
-						<tr>
-						<td width='80%' valign='middle' align='right'><br />
-						<?php
-							if (file_exists($files_dir . "/dist")) {
-								echo "<input name='ckdist' id='ckdist' type='checkbox' onclick='return ckdist();' style='vertical-align:-3px;'>enable <input type='button' value='Delete dist files' name='deldistdire' id='deldistdire' disabled='disabled' onclick=\"document.location.href='asterisk_edit_file.php?a=other&t=deldist';\" />&nbsp;&nbsp;\n";
-							}
-							if (file_exists("/conf.default/asterisk_factory_defaults_config.tgz")) {
-								echo "<input name='ckrest' id='ckrest' type='checkbox' onclick='return ckrest();' style='vertical-align:-3px;'>enable <input type='button' value='Restore to factory defaults' name='restfactdef' id='restfactdef' disabled='disabled' onclick=\"document.location.href='asterisk_edit_file.php?a=other&t=factrest';\" />\n";
-							}
-						?>
-						<br /></td>
-						</tr>
-						</table><br />			
-						</div>
-					</div>
-					
-					
+					</td>
+				</tr>
+				</table>
+				<br />
+			</div>
+		</div>
+
+		<table width="100%" border="0" cellpadding="0" cellspacing="0">
+		<tr><td class="tabcont" align="center">
+			<!-- controls -->
+			<table width="100%" cellpadding="9" cellspacing="9">
+				<tr>
+					<td align="center" class="list">
+						<?=gettext("Configuration files stored in"); ?>:
+						<input type="text" class="formfld file" id="fbTarget" value="<?=gettext($files_dir);?>" size="45" />
+						<input type="button" class="formbtn" id="fbOpen" value="<?=gettext('Browse');?>" />
+						<input type="button" class="formbtn" onclick="saveFile();" value="<?=gettext('Save');?>" />
+					<br />
+					</td>
+				</tr>
+			</table>
+
+			<!-- file status box -->
+			<div style="display:none; background:#eeeeee;" id="fileStatusBox">
+				<div class="vexpl" style="padding-left:15px;">
+					<strong id="fileStatus"></strong>
 				</div>
-			</td>
-		</tr>
-	</table>
+			</div>
 
-<p/>
+			<!-- filebrowser -->
+			<div id="fbBrowser" style="display:none; border:1px dashed gray; width:98%;"></div>
+
+			<!-- file viewer/editor -->
+			<table width="100%">
+				<tr>
+					<td valign="top" class="label">
+						<div style="background:#eeeeee;" id="fileOutput">
+							<textarea id="fileContent" name="fileContent" style="width:100%;" rows="30" cols="65" wrap="off"></textarea>
+						</div>
+					</td>
+				</tr>
+			</table>
+		</td></tr>
+		</table>
+
+<script type="text/javascript">
+//<![CDATA[
+	Event.observe(
+		window, "load",
+		function() {
+			$("fbTarget").focus();
+			NiftyCheck();
+			Rounded("div#fileStatusBox", "all", "#ffffff", "#eeeeee", "smooth");
+		}
+	);
+
+	<?php if ($_GET['action'] == "load"): ?>
+	Event.observe(
+		window, "load",
+		function() {
+			$("fbTarget").value = "<?=$_GET['path'];?>";
+			loadFile();
+		}
+	);
+	<?php endif; ?>
+//]]>
+</script>
+
+		<div style="background: #eeeeee;">
+			<div class="vexpl" style="padding-left:15px;">
+				<table width='98%' cellpadding='0' cellspacing='0' border='0'>
+				<tr>
+					<td width='80%' valign='middle' align='right'><br />
+					<?php
+						if (file_exists($files_dir . "/dist")) {
+							echo "<input name='ckdist' id='ckdist' type='checkbox' onclick='return ckdist();' style='vertical-align:-3px;'>enable <input type='button' value='Delete dist files' name='deldistdire' id='deldistdire' disabled='disabled' onclick=\"document.location.href='asterisk_edit_file.php?a=other&amp;t=deldist';\" />&nbsp;&nbsp;\n";
+						}
+						if (file_exists("/conf.default/asterisk_factory_defaults_config.tgz")) {
+							echo "<input name='ckrest' id='ckrest' type='checkbox' onclick='return ckrest();' style='vertical-align:-3px;'>enable <input type='button' value='Restore to factory defaults' name='restfactdef' id='restfactdef' disabled='disabled' onclick=\"document.location.href='asterisk_edit_file.php?a=other&amp;t=factrest';\" />\n";
+						}
+					?>
+					<br />
+					</td>
+				</tr>
+				</table>
+				<br />
+			</div>
+		</div>
+	</div>
+</td></tr>
+</table>
+
+<br />
 
 <span class="vexpl">
 	<span class="red">
 		<strong><?=gettext("Note:");?><br /></strong>
 	</span>
-	<?=gettext("Please back up your Asterisk configuration regularly.");?><br>
+	<?=gettext("Please back up your Asterisk configuration regularly.");?><br />
 	<?=gettext("It's worth to preserve the automatically generated filename of the downloaded backup file. It contains the backup creation date, which is used when uploading it back to the system.");?>
 	<?php
-	$sipconf=$files_dir . "/sip.conf";
-	if (file_exists($sipconf)){
-		$sipconf_file=file_get_contents($sipconf);
-		if (strpos($sipconf_file,"demo extension for pfSense") !== false) {
+	$sipconf = $files_dir . "/sip.conf";
+	if (file_exists($sipconf)) {
+		$sipconf_file = file_get_contents($sipconf);
+		if (strpos($sipconf_file, "demo extension for pfSense") !== false) {
 			?><br />
 			<?=gettext("This Asterisk configuration on pfSense contains two demo SIP accounts, 301 and 302 with password 1234, for you to test functionality. Check sip.conf for more details. These accounts can be safely removed at any time.");?>
 			<?php
 		}
-	}	
+	}
 	?>
-	
 </span>
-	
+
 <?php include("fend.inc"); ?>
 </body>
 </html>