From 2e0db1ef0b25fd55a43ce26928d460f501e2acdf Mon Sep 17 00:00:00 2001
From: Brad Shuttleworth <brad@knowledgetree.com>
Date: Thu, 8 Jun 2006 15:01:02 +0000
Subject: [PATCH] missing ktworkflowtriggers.

---
 plugins/ktcore/KTWorkflowTriggers.inc.php | 128 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+), 0 deletions(-)
 create mode 100644 plugins/ktcore/KTWorkflowTriggers.inc.php

diff --git a/plugins/ktcore/KTWorkflowTriggers.inc.php b/plugins/ktcore/KTWorkflowTriggers.inc.php
new file mode 100644
index 0000000..589829c
--- /dev/null
+++ b/plugins/ktcore/KTWorkflowTriggers.inc.php
@@ -0,0 +1,128 @@
+<?php
+
+/**
+ * $Id: KTWorkflowTriggers.php 5439 2006-05-25 13:20:15Z bryndivey $
+ *
+ * Copyright (c) 2006 Jam Warehouse http://www.jamwarehouse.com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; using version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * -------------------------------------------------------------------------
+ *
+ * You can contact the copyright owner regarding licensing via the contact
+ * details that can be found on the KnowledgeTree web site:
+ *
+ *         http://www.ktdms.com/
+ */
+
+require_once(KT_LIB_DIR . "/workflow/workflowtrigger.inc.php");
+
+require_once(KT_LIB_DIR . "/permissions/permission.inc.php");
+require_once(KT_LIB_DIR . "/permissions/permissionutil.inc.php");
+
+class PermissionGuardTrigger extends KTWorkflowTrigger {
+    var $sNamespace = 'ktcore.workflowtriggers.permissionguard';
+    var $sFriendlyName;
+    var $sDescription;
+    var $oTriggerInstance;
+    var $aConfig = array();
+    
+    // generic requirements - both can be true
+    var $bIsGuard = true;
+    var $bIsAction = false;
+    
+    function PermissionGuardTrigger() {
+        $this->sFriendlyName = _kt("Permission Restrictions");
+        $this->sDescription = _kt("Prevents users who do not have the specified permission from using this transition.");
+    }
+    
+    // override the allow transition hook.
+    function allowTransition($oDocument, $oUser) {
+        if (!$this->isLoaded()) {
+            return true;
+        }
+        // the actual permissions are stored in the array.  
+        foreach ($this->aConfig['perms'] as $sPermName) {
+            $oPerm = KTPermission::getByName($sPermName);
+            if (PEAR::isError($oPerm)) {
+                continue; // possible loss of referential integrity, just ignore it for now.
+            }
+            $res = KTPermissionUtil::userHasPermissionOnItem($oUser, $oPerm, $oDocument);
+            if (!$res) {
+                return false;
+            }
+        }
+        return true;
+    }
+    
+    function displayConfiguration($args) {
+        // permissions
+        $aPermissions = KTPermission::getList();
+        $aKeyPermissions = array();
+        foreach ($aPermissions as $oPermission) { $aKeyPermissions[$oPermission->getName()] = $oPermission; }
+
+        $oTemplating =& KTTemplating::getSingleton();
+		$oTemplate = $oTemplating->loadTemplate("ktcore/workflowtriggers/permissions");
+		$aTemplateData = array(
+              "context" => $this,
+              "perms" => $aKeyPermissions,
+              'args' => $args,
+		);
+		return $oTemplate->render($aTemplateData);    
+    }
+    
+    function saveConfiguration() {
+        $perms = KTUtil::arrayGet($_REQUEST, 'trigger_perms', array());
+        if (!is_array($perms)) {
+            $perms = (array) $perms;
+        }
+        $aFinalPerms = array();
+        foreach ($perms as $sPermName => $ignore) {
+            $oPerm = KTPermission::getByName($sPermName);
+            if (!PEAR::isError($oPerm)) {
+                $aFinalPerms[] = $sPermName;
+            }
+        }
+        
+        $config = array();
+        $config['perms'] = $aFinalPerms;
+        
+        $this->oTriggerInstance->setConfig($config);
+        $res = $this->oTriggerInstance->update();
+        
+        return $res;
+    }
+    
+    function getConfigDescription() {
+        if (!$this->isLoaded()) {
+            return _kt('This trigger has no configuration.');
+        }
+        // the actual permissions are stored in the array.
+        $perms = array();  
+        foreach ($this->aConfig['perms'] as $sPermName) {
+            $oPerm = KTPermission::getByName($sPermName);
+            if (!PEAR::isError($oPerm)) {
+                $perms[] = $oPerm->getHumanName();
+            }
+        }
+        if (empty($perms)) {
+            return _kt('No permissions are required to perform this transition');
+        }
+        
+        $perm_string = implode(', ', $perms);
+        return sprintf(_kt('The following permissions are required: %s'), $perm_string);
+    }    
+}
+
+?>
\ No newline at end of file
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