From de5cb6329b4e6a4c409d1418f16a3488a53ca953 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Sun, 27 Nov 2011 11:29:44 -0500
Subject: This is what was deployed on the lnns server

---
 shell/shell.php | 98 +++++++++++++++++++++++++++++----------------------------
 1 file changed, 50 insertions(+), 48 deletions(-)

(limited to 'shell/shell.php')

diff --git a/shell/shell.php b/shell/shell.php
index 499441d..9fd10e6 100644
--- a/shell/shell.php
+++ b/shell/shell.php
@@ -1,48 +1,50 @@
-<?php if (!isset($LTS)) { die(); }
-
-include('exec.php');
-
-// Set up environment
-$ltshell_dir = dirname(__FILE__);
-$env['PATH'] = $ltshell_dir.'/bin';
-$env['IFS'] = " \t\n";
-if (isset($_POST['d'])) { chdir($_POST['d']); }
-$env['CWD'] = getcwd();
-
-// Check for an incomplete command
-if (isset($_POST['stdout_dest'])) {
-	$_POST['c'] = $_POST['stdout_dest'];
-	unset($_POST['stdout_dest']);
-}
-
-// Figure out what needs to be displayed on the terminal
-ob_start();
-	if ($_POST['c'] == 'clear') {
-		lts_chdir('.');
-	} else {
-		echo htmlentities($_POST['stdout']);
-		echo $_POST['c']."\n";
-		
-		lts_shell_exec($_POST['c'],$env);
-		
-		echo '$ ';
-	}
-$term = ob_get_contents();
-ob_end_clean();
-
-// Display it
-?>
-<div class="term"><?php
-	echo '<form action="'.$_SERVER['PHP_SELF'].'#prompt" method="post">';
-		echo $term;
-		echo '<input id="prompt" type="text" name="c" />';
-		echo '<textarea name="stdout" class="hidden" readonly="readonly">';
-			// this PCRE is so that only markup from the current
-			// command ends up on the terminal; the rest gets
-			// stripped out
-			echo preg_replace('/<[^>]*>/','',$term);
-		echo '</textarea>';
-	echo '</form>';
-?></div>
-</form>
-
+<?php
+if (!isset($LTS)) { die('shell.php may not be accessed directly.'); }
+error_reporting(E_ALL);
+include('exec.php');
+
+// Set up environment
+$ltshell_dir = dirname(__FILE__);
+$env['PATH'] = $ltshell_dir.'/bin';
+$env['IFS'] = " \t\n";
+if (isset($_POST['d'])) { chdir($_POST['d']); }
+$env['CWD'] = getcwd();
+
+// Check for an incomplete command
+if (isset($_POST['stdout_dest'])) {
+	$_POST['c'] = $_POST['stdout_dest'];
+	unset($_POST['stdout_dest']);
+}
+
+// Display terminal
+?>
+<div class="term"><?php
+	echo '<form action="'.$_SERVER['PHP_SELF'].'#prompt" method="post">';
+		
+		// Figure out what needs to be displayed on the terminal
+		if (!isset($_POST['c'])) { $_POST['c'] = ''; }
+		ob_start();
+			if ($_POST['c'] == 'clear') {
+				lts_chdir('.');
+			} else {
+				if (isset($_POST['stdout'])) { echo htmlentities($_POST['stdout']); }
+				echo $_POST['c']."\n";
+				
+				lts_shell_exec($_POST['c'],$env);
+				
+				echo '$ ';
+			}
+		$term = ob_get_contents();
+		ob_end_flush();
+		
+		// prompt
+		echo '<input id="prompt" type="text" name="c" />';
+		echo '<textarea name="stdout" class="hidden" readonly="readonly">';
+			// this PCRE is so that only markup from the current
+			// command ends up on the terminal; the rest gets
+			// stripped out
+			echo preg_replace('/<[^>]*>/','',$term);
+		echo '</textarea>';
+	echo '</form>';
+?></div>
+</form>
-- 
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