Add GenericObject plugin files and assets

- Introduced default icon images in PNG and SVG formats.
- Added example icons for car and cube in SVG format.
- Created setup file for the GenericObject plugin with versioning and directory definitions.
- Included a header file with licensing information for the plugin.
- Added a remove.txt file with instructions for safe deletion.

plugins/genericobject/index.php

@@ -0,0 +1,90 @@
+<?php
+
+/**
+ * -------------------------------------------------------------------------
+ * GenericObject plugin for GLPI
+ * -------------------------------------------------------------------------
+ *
+ * LICENSE
+ *
+ * This file is part of GenericObject.
+ *
+ * GenericObject 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GenericObject 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 GenericObject. If not, see <http://www.gnu.org/licenses/>.
+ * -------------------------------------------------------------------------
+ * @copyright Copyright (C) 2009-2022 by GenericObject plugin team.
+ * @license   GPLv3 https://www.gnu.org/licenses/gpl-3.0.html
+ * @link      https://github.com/pluginsGLPI/genericobject
+ * -------------------------------------------------------------------------
+ */
+
+define('GLPI_ROOT', '../..');
+include (GLPI_ROOT . "/inc/includes.php");
+
+if (isset($_GET['itemtypes_id']) && $_GET['itemtypes_id']!='') {
+   $type = new PluginGenericobjectType();
+   $type->getFromDB($_GET['itemtypes_id']);
+   Html::redirect(Toolbox::getItemTypeSearchURL($type->fields['itemtype']));
+} else {
+   $types = PluginGenericobjectType::getTypesByFamily();
+   foreach ($types as $family => $typeData) {
+      foreach ($typeData as $ID => $value) {
+         if (!Session::haveRight($value['itemtype'], READ)) {
+            unset($types[$family][$ID]);
+         }
+      }
+   }
+
+   //There's only one family
+   if (count($types) == 1) {
+      //There's only one itemtype ? If yes, then automatically
+      //redirect to the search engine
+      if (key($types) == null) {
+         $mytypes = $types;
+         $tmp = array_pop($mytypes);
+         if (count($tmp) == 1) {
+            Html::redirect(Toolbox::getItemTypeSearchURL(key($tmp)));
+         }
+      }
+   }
+
+   Html::header(__("Objects management", "genericobject"), $_SERVER['PHP_SELF'], "plugins",
+      "genericobject");
+
+   foreach ($types as $family => $typeData) {
+
+      $PluginGenericobjectTypefamily = new PluginGenericobjectTypefamily();
+      $PluginGenericobjectTypefamily->getFromDB($family);
+
+      echo "<table class='tab_cadre_fixe'>";
+      if ($family == 0) {
+         echo "<tr class='tab_bg_2'><th>".__("Empty family", "genericobject")."</th></tr>";
+      } else {
+         echo "<tr class='tab_bg_2'><th>".$PluginGenericobjectTypefamily->getField("name")."</th></tr>";
+      }
+      if (!count($types)) {
+         echo "<tr class='tab_bg_1'><td align='center'>".__("No item to display")."</td></tr>";
+      } else {
+         foreach ($typeData as $ID => $value) {
+            echo "<tr class='tab_bg_1'><td align='center'>";
+            echo "<a href='".Toolbox::getItemTypeSearchURL($value['itemtype'])."'>";
+            $itemtype = $value['itemtype'];
+            echo $itemtype::getTypeName();
+            echo "</a></td></tr>";
+         }
+      }
+      echo "</table>";
+   }
+
+   Html::footer();
+}