1 files changed, 86 insertions, 0 deletions
diff --git a/lib/classes/ObjectdisplayHelper.php b/lib/classes/ObjectdisplayHelper.php
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+++ b/lib/classes/ObjectdisplayHelper.php
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+<?php
+
+/**
+ * ObjectdisplayHelper - utilityfunctions for object display
+ *
+ * Helps to output name with a link to the object.
+ * Works for User and Course Objects
+ *
+ * ::link($object) produces the name with a link
+ * ::avatarlink($object) produces the avatar and the name with a link
+ *
+ * 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; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * @author      Florian Bieringer <florian.bieringer@uni-passau.de>
+ * @license     http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
+ * @category    Stud.IP
+ */
+class ObjectdisplayHelper {
+
+    /**
+     * Produces the name with a link to the given object
+     * @param User/Course The given object
+     * @return string html code
+     */
+    public static function link($object) {
+        return '<a href="' . self::map($object, 'link') . '">' . self::map($object, 'name') . '</a>';
+    }
+
+    /**
+     * Produces the avatar and the name with a link to the given object
+     * @param User/Course The given object
+     * @return string html code
+     */
+    public static function avatarlink($object) {
+        return '<a href="' . self::map($object, 'link') . '">' . self::map($object, 'avatar') . " " . self::map($object, 'name') . '</a>';
+    }
+
+    /**
+     * Mapping function where to find what
+     * @param type $object the object
+     * @param type $function the called function
+     * @return string output
+     */
+    private static function map($object, $function) {
+
+        /**
+         * If you want to add an object to the helper simply add to this array
+         */
+        $mapping = [
+            'User' => [
+                'link' => function($obj) {
+            return URLHelper::getLink('dispatch.php/profile', ['username' => $obj->username]);
+        },
+                'name' => function($obj) {
+            return htmlReady($obj->getFullname());
+        },
+                'avatar' => function($obj) {
+            return Avatar::getAvatar($obj->id, $obj->username)->getImageTag(Avatar::SMALL,['title' => $obj->getFullname('no_title')]);
+        }
+            ],
+            'Course' => [
+                'link' => function($obj) {
+            return URLHelper::getLink('seminar_main.php', ['auswahl' => $obj->id]);
+        },
+                'name' => function($obj) {
+            return htmlReady($obj->name);
+        },
+                'avatar' => function($obj) {
+            return CourseAvatar::getAvatar($obj->id)->getImageTag($size = CourseAvatar::SMALL,['title' => $obj->name]);
+        }
+            ]
+        ];
+
+        /*
+         * Some php magic to call the right function if it exists
+         */
+        if ($object && $mapping[get_class($object)]) {
+            return $mapping[get_class($object)][$function]($object);
+        }
+        return "";
+    }
+
+}