Merge pull request #1973 from phl0/moreDebug

Make sure git can be executed before using its results

application/views/debug/main.php

@@ -159,9 +159,10 @@
             </div>
         </div>
         <?php if (file_exists('.git')) { ?>
-        <div class="card">
         <?php
             $commitHash = trim(exec('git log --pretty="%H" -n1 HEAD'));
+            // only proceed here if git can actually be executed
+            if ($commitHash != "") {
                $commitDate = trim(exec('git log --pretty="%ci" -n1 HEAD'));
                $line = trim(exec('git log -n 1 --pretty=%D HEAD'));
                $pieces = explode(', ', $line);
@@ -175,7 +176,9 @@
                   $owner = preg_replace('/git@github\.com:(\w+)\/Cloudlog\.git/', '$1', $url);
                }
                $tag = trim(exec('git describe --tags '.$commitHash));
+            }
         ?>
+        <div class="card">
             <div class="card-header">Git Information</div>
             <div class="card-body">
                 <table width="100%">