From 512b71762eb9426b8ae336ddace622cb39ac3f70 Mon Sep 17 00:00:00 2001
From: Matthias Schmidt <gravatronics@live.com>
Date: Fri, 22 May 2015 17:52:03 +0200
Subject: [PATCH] Add permissions and options support for template listeners

---
 CHANGELOG.md                                  |  1 +
 ...TemplateListenerCodeCacheBuilder.class.php | 35 ++++++++++++++++++-
 ...istenerPackageInstallationPlugin.class.php |  2 ++
 wcfsetup/setup/db/install.sql                 |  3 ++
 4 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f0224e10ac..8307cdf491 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### 2.2.0 Alpha 1 (XXXX-YY-ZZ)
 
 * `permissions` and `options` support for event listeners.
+* `permissions` and `options` support for template listeners.
 * `wcf\data\TDatabaseObjectOptions` and `wcf\data\TDatabaseObjectPermissions` for database object-bound options and permissions validation.
 * `wcf\system\cache\builder\EventListenerCacheBuilder` returns `wcf\data\event\listener\EventListener` objects instead of data arrays.
 
diff --git a/wcfsetup/install/files/lib/system/cache/builder/TemplateListenerCodeCacheBuilder.class.php b/wcfsetup/install/files/lib/system/cache/builder/TemplateListenerCodeCacheBuilder.class.php
index 36feca87f3..185049c890 100644
--- a/wcfsetup/install/files/lib/system/cache/builder/TemplateListenerCodeCacheBuilder.class.php
+++ b/wcfsetup/install/files/lib/system/cache/builder/TemplateListenerCodeCacheBuilder.class.php
@@ -29,7 +29,40 @@ class TemplateListenerCodeCacheBuilder extends AbstractCacheBuilder {
 				$data[$templateListener->templateName] = array();
 			}
 			
-			$data[$templateListener->templateName][$templateListener->eventName][] = $templateListener->templateCode;
+			$templateCode = $templateListener->templateCode;
+			// wrap template listener code in if condition for options
+			// and permissions check
+			if ($templateListener->options || $templateListener->permissions) {
+				$templateCode = '{if ';
+				
+				$options = $permissions = [ ];
+				if ($templateListener->options) {
+					$options = explode(',', strtoupper($templateListener->options));
+					
+					array_walk($options, function(&$value, $key) {
+						$value = "('".$value."'|defined && '".$value."'|constant)";
+					});
+					
+					$templateCode .= '('.implode(' || ', $options).')';
+				}
+				if ($templateListener->permissions) {
+					$permissions = explode(',', $templateListener->permissions);
+					
+					array_walk($permissions, function(&$value, $key) {
+						$value = "\$__wcf->session->getPermission('".$value."')";
+					});
+					
+					if (!empty($options)) {
+						$templateCode .= " && ";
+					}
+					
+					$templateCode .= '('.implode(' || ', $permissions).')';
+				}
+				
+				$templateCode .= '}'.$templateListener->templateCode.'{/if}';
+			}
+			
+			$data[$templateListener->templateName][$templateListener->eventName][] = $templateCode;
 		}
 		
 		return $data;
diff --git a/wcfsetup/install/files/lib/system/package/plugin/TemplateListenerPackageInstallationPlugin.class.php b/wcfsetup/install/files/lib/system/package/plugin/TemplateListenerPackageInstallationPlugin.class.php
index 5c2d906b5a..2b5bab46ed 100644
--- a/wcfsetup/install/files/lib/system/package/plugin/TemplateListenerPackageInstallationPlugin.class.php
+++ b/wcfsetup/install/files/lib/system/package/plugin/TemplateListenerPackageInstallationPlugin.class.php
@@ -58,6 +58,8 @@ class TemplateListenerPackageInstallationPlugin extends AbstractXMLPackageInstal
 			'eventName' => $data['elements']['eventname'],
 			'niceValue' => $niceValue,
 			'name' => $data['attributes']['name'],
+			'options' => (isset($data['elements']['options']) ? $data['elements']['options'] : ''),
+			'permissions' => (isset($data['elements']['permissions']) ? $data['elements']['permissions'] : ''),
 			'templateCode' => $data['elements']['templatecode'],
 			'templateName' => $data['elements']['templatename']
 		);
diff --git a/wcfsetup/setup/db/install.sql b/wcfsetup/setup/db/install.sql
index 25464ad078..3e66b04853 100644
--- a/wcfsetup/setup/db/install.sql
+++ b/wcfsetup/setup/db/install.sql
@@ -1058,6 +1058,9 @@ CREATE TABLE wcf1_template_listener (
 	eventName VARCHAR(50) NOT NULL DEFAULT '',
 	templateCode TEXT NOT NULL,
 	niceValue TINYINT(3) NOT NULL DEFAULT 0,
+	permissions TEXT,
+	options TEXT,
+	
 	KEY templateName (environment, templateName)
 );
 
-- 
2.20.1