Add plugin version to exceptions

This should help analysing log files in bug reports

Author: splitbrain

meta/StructException.php

@@ -30,7 +30,20 @@ public function __construct($message)
         array_shift($args);
 
         $trans = vsprintf($trans, $args);
+        $trans .= $this->getVersionPostfix();
 
         parent::__construct($trans, -1, null);
     }
+
+    /**
+     * Get the plugin version to add as postfix to the exception message
+     * @return string
+     */
+    protected function getVersionPostfix()
+    {
+        /** @var \helper_plugin_struct $plugin */
+        $plugin = plugin_load('helper', 'struct');
+        $info = $plugin->getInfo();
+        return ' [struct ' . $info['date'] . ']';
+    }
 }

meta/ValidationException.php

@@ -12,4 +12,14 @@
 class ValidationException extends StructException
 {
     protected $trans_prefix = 'Validation Exception ';
+
+    /**
+     * No version postfix on validation errors
+     */
+    protected function getVersionPostfix()
+    {
+        return '';
+    }
+
+
 }