/**
* Tries to uninstall a plugin.
*
* @param string $plugin_name Name of the plugin to uninstall.
* @return boolean Indicates if the plugin has been uninstalled or not.
*/
public function uninstall($plugin_name)
{
$plugin = new PluginInfo($plugin_name);
if (!$plugin->isInstalled()) {
// The plugin was not installed
return true;
}
if (!$plugin->canBeUninstalled()) {
// The plugin cannot be uninstalled.
return false;
}
// Try to uninstall the plugin.
$plugin_class = $plugin->getClass();
if (!$plugin_class::uninstall()) {
// Something went wrong. The plugin cannot be uninstalled.
return false;
}
// The plugin state is not needed anymore.
$plugin->clearState();
return true;
}