refs #4967 started to work on verifying plugin version during run time and before update. Not 100% tested yet, especially not the updater yet

1 files changed, 29 insertions, 0 deletions

diff --git a/core/Plugin.php b/core/Plugin.php
index 3b06f7c6c6..1392fc3bc0 100644
--- a/core/Plugin.php
+++ b/core/Plugin.php
@@ -8,6 +8,7 @@
  */
 namespace Piwik;
 
+use Piwik\Plugin\Dependency;
 use Piwik\Plugin\MetadataLoader;
 
 /**
@@ -276,6 +277,34 @@ class Plugin
     }
 
     /**
+     * Detect whether there are any missing dependencies.
+     *
+     * @param null $piwikVersion Defaults to the current Piwik version
+     * @return bool
+     */
+    public function hasMissingDependencies($piwikVersion = null)
+    {
+        $requirements = $this->getMissingDependencies($piwikVersion);
+
+        return !empty($requirements);
+    }
+
+    public function getMissingDependencies($piwikVersion = null)
+    {
+        if (empty($this->pluginInformation['require'])) {
+            return array();
+        }
+
+        $dependency = new Dependency();
+
+        if (!is_null($piwikVersion)) {
+            $dependency->setPiwikVersion($piwikVersion);
+        }
+
+        return $dependency->getMissingDependencies($this->pluginInformation['require']);
+    }
+
+    /**
      * Extracts the plugin name from a backtrace array. Returns `false` if we can't find one.
      *
      * @param array $backtrace The result of {@link debug_backtrace()} or