added generic error handling - for lazy people. :)

webtools/addons/lib/error.php

@@ -0,0 +1,27 @@
+<?php
+/**
+ * Basic error functions for triggering fatal runtime errors.
+ * This class is generally called when a page load should be terminated because of bad inputs.
+ *
+ * @package amo
+ * @subpackage lib
+ */
+
+/**
+ * @param string $error
+ */
+function triggerError($errorMessage=null,$errorTemplate='error.tpl') 
+{
+    $tpl =& new AMO_Smarty();
+
+    $tpl->assign(
+        array(
+            'error'=>$errorMessage,
+            'content'=>$errorTemplate,
+            'backtrace'=>debug_backtrace()
+        )
+    );
+
+    $tpl->display('inc/wrappers/nonav.tpl');
+    exit;
+}

webtools/addons/tpl/error.tpl

@@ -0,0 +1,18 @@
+
+<h1>Error Found</h1>
+<p>The was an error processing your request.  Please check your inputs and try again.</p>
+<dl>
+{if $error}
+<dt>Error Message</dt>
+<dd>{$error}</dd>
+{/if}
+<dt>Backtrace</dt>
+<dd><pre>
+{foreach name=rows item=row from=$backtrace}
+{foreach name=row key=key item=item from=$row}
+{$key}: {$item}
+{/foreach}
+{/foreach}
+</pre></dd>
+</dl>
+