Add per-field hide condition (new "Conditions to hide field" tab)

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [Unreleased]
+
+### Added
+
+- Add a "Conditions to hide field" tab on containers, to hide a single field of a block based on a condition on the main object, instead of hiding the whole block.
+
 ## [1.24.4] - 2026-08-06
 
 ### Fixed

ajax/field_display_condition.php

@@ -0,0 +1,57 @@
+<?php
+
+/**
+ * -------------------------------------------------------------------------
+ * Fields plugin for GLPI
+ * -------------------------------------------------------------------------
+ *
+ * LICENSE
+ *
+ * This file is part of Fields.
+ *
+ * Fields 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.
+ *
+ * Fields 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 Fields. If not, see <http://www.gnu.org/licenses/>.
+ * -------------------------------------------------------------------------
+ * @copyright Copyright (C) 2013-2023 by Fields plugin team.
+ * @license   GPLv2 https://www.gnu.org/licenses/gpl-2.0.html
+ * @link      https://github.com/pluginsGLPI/fields
+ * -------------------------------------------------------------------------
+ */
+Session::checkRight('config', READ);
+
+if (isset($_GET['action'])) {
+    if ($_GET['action'] === 'get_add_form') {
+        $field_display_condition = new PluginFieldsFieldDisplayCondition();
+        $field_display_condition->showForm(0, $_GET);
+    } elseif ($_GET['action'] === 'get_edit_form') {
+        $field_display_condition = new PluginFieldsFieldDisplayCondition();
+        $field_display_condition->getFromDB($_GET['id']);
+        $field_display_condition->showForm($_GET['id'], $_GET);
+    }
+} elseif (isset($_POST['action'])) {
+    if ($_POST['action'] === 'get_itemtype_so') {
+        if (isset($_POST['itemtype']) && class_exists($_POST['itemtype'])) {
+            echo PluginFieldsContainerDisplayCondition::showItemtypeFieldForm($_POST['itemtype']);
+        } else {
+            echo '';
+        }
+    } elseif ($_POST['action'] === 'get_condition_switch_so') {
+        if (isset($_POST['search_option_id']) && (isset($_POST['itemtype']) && class_exists($_POST['itemtype']))) {
+            echo PluginFieldsContainerDisplayCondition::showSearchOptionCondition($_POST['search_option_id'], $_POST['itemtype']);
+        } else {
+            echo '';
+        }
+    }
+} else {
+    throw new RuntimeException('Invalid request', 400);
+}

front/fielddisplaycondition.form.php

@@ -0,0 +1,50 @@
+<?php
+
+/**
+ * -------------------------------------------------------------------------
+ * Fields plugin for GLPI
+ * -------------------------------------------------------------------------
+ *
+ * LICENSE
+ *
+ * This file is part of Fields.
+ *
+ * Fields 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.
+ *
+ * Fields 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 Fields. If not, see <http://www.gnu.org/licenses/>.
+ * -------------------------------------------------------------------------
+ * @copyright Copyright (C) 2013-2023 by Fields plugin team.
+ * @license   GPLv2 https://www.gnu.org/licenses/gpl-2.0.html
+ * @link      https://github.com/pluginsGLPI/fields
+ * -------------------------------------------------------------------------
+ */
+
+Session::checkRight('config', READ);
+
+$field_display_condition = new PluginFieldsFieldDisplayCondition();
+if (isset($_POST['add'])) {
+    $field_display_condition->check(-1, CREATE, $_POST);
+    $field_display_condition->add($_POST);
+    Html::back();
+} elseif (isset($_POST['update'])) {
+    $field_display_condition->check($_POST['id'], UPDATE);
+    $field_display_condition->update($_POST);
+    Html::back();
+} elseif (isset($_POST['delete'])) {
+    $field_display_condition->check($_POST['id'], PURGE);
+    $field_display_condition->delete([
+        'id' => $_POST['id'],
+    ]);
+    Html::back();
+}
+
+Html::back();

hook.php

@@ -67,6 +67,7 @@ function plugin_fields_install()
     $classesToInstall = [
         PluginFieldsContainer::class,
         PluginFieldsContainerDisplayCondition::class,
+        PluginFieldsFieldDisplayCondition::class,
         PluginFieldsDropdown::class,
         PluginFieldsField::class,
         PluginFieldsLabelTranslation::class,
@@ -137,6 +138,7 @@ function plugin_fields_uninstall()
         'PluginFieldsProfile',
         'PluginFieldsStatusOverride',
         'PluginFieldsContainerDisplayCondition',
+        'PluginFieldsFieldDisplayCondition',
     ];
 
     foreach ($classesToUninstall as $class) {

inc/container.class.php

@@ -610,6 +610,7 @@ public function defineTabs($options = [])
         $this->addStandardTab('PluginFieldsStatusOverride', $ong, $options);
         $this->addStandardTab('PluginFieldsProfile', $ong, $options);
         $this->addStandardTab('PluginFieldsContainerDisplayCondition', $ong, $options);
+        $this->addStandardTab('PluginFieldsFieldDisplayCondition', $ong, $options);
         $this->addStandardTab('PluginFieldsLabelTranslation', $ong, $options);
 
         return $ong;

inc/containerdisplaycondition.class.php

@@ -204,7 +204,7 @@ public static function getDisplayConditionForContainer(int $container_id): array
         return $conditions;
     }
 
-    private function getItemtypesForContainer(int $container_id): array
+    public function getItemtypesForContainer(int $container_id): array
     {
         /** @var DBmysql $DB */
         global $DB;

inc/field.class.php

@@ -1164,6 +1164,21 @@ public static function prepareHtmlFields(
             return false;
         }
 
+        //remove fields that must be hidden for this item, based on the
+        //"conditions to hide field" configured on the container
+        $displayCondition = new PluginFieldsFieldDisplayCondition();
+        $fields = array_filter($fields, static function ($field) use ($displayCondition, $item) {
+            return $displayCondition->computeDisplayField(
+                $item,
+                $field['plugin_fields_containers_id'],
+                $field['id'],
+            );
+        });
+
+        if (empty($fields)) {
+            return false;
+        }
+
         // check if current profile can edit fields
         $right = PluginFieldsProfile::getRightOnContainer($_SESSION['glpiactiveprofile']['id'], $container_obj->getID());
         if ($right < READ) {