<?php
/*
 * Copyright (c) 2026, Tribal Limited
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Zenario, Tribal Limited nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL TRIBAL LTD BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
if (!defined('NOT_ACCESSED_DIRECTLY')) exit('This file may not be directly accessed');

require_once CMS_ROOT. ze::moduleDir('zenario_users', 'classes/admin_boxes/_privacy_options_base.php');
class zenario_users__admin_boxes__content_privacy extends zenario_users__privacy_options_base {
	
	
	
	public function fillAdminBox($path, $settingGroup, &$box, &$fields, &$values) {
		if ($box['key']['id_is_menu_node_id']) {
			$box['key']['menu_node_id'] = $box['key']['id'];
			
			$menuContentItem = ze\menu::getContentItem($box['key']['id']);
			$box['key']['id'] = $menuContentItem['content_type'] . '_' . $menuContentItem['content_id'];
		}

		//Set up the primary key from the requests given
		if ($box['key']['id'] && empty($box['key']['cID'])) {
			ze\content::getCIDAndCTypeFromTagId($box['key']['cID'], $box['key']['cType'], $box['key']['id']);
		}

		//Check admin permission, including specific content item/type permission.
		if (!ze\priv::check('_PRIV_EDIT_DRAFT', $box['key']['cID'], $box['key']['cType'])) {
			$box['tabs']['privacy']['edit_mode']['enabled'] = false;
		}
		
		$content =
			ze\row::get(
				'content_items',
				['id', 'type', 'tag_id', 'language_id', 'equiv_id', 'alias', 'visitor_version', 'admin_version', 'status'],
				['id' => $box['key']['cID'], 'type' => $box['key']['cType']]);
		
		if ($content && isset($content['id'], $content['type'], $content['status'])) {
			$box['identifier']['css_class'] = ze\contentAdm::getItemIconClass($content['id'], $content['type'], true, $content['status']);
		}
		
		
		$this->fillPrivacySettings($path, $settingGroup, $box, $fields, $values);
		
		
		$box['key']['originalId'] = $box['key']['id'];
		
		
		if (ze::request('equivId') && ze::request('cType')) {
			$box['key']['id'] = ze::request('cType'). '_'. ze::request('equivId');
		
		} elseif (ze::request('cID') && ze::request('cType')) {
			$box['key']['id'] = ze::request('cType'). '_'. ze::request('cID');
		}
		
		
		$tagIds = $this->loadPrivacySettings($box['key']['id'], $path, $settingGroup, $box, $fields, $values);
		
		$unsetWarning = true;
		if ($content && ze\lang::count() > 1) {
			$fields['privacy/content_item_privacy_info_warning']['hidden'] = false;
			$translationTagIds = ze\row::getArray('content_items', 'tag_id', ['equiv_id' => $content['equiv_id'], 'type' => $content['type']]);
			
			if ($translationTagIds && count($translationTagIds) > 1) {
				$string = 'Permissions are applied to the entire content item (not just this version), and all content items in its translation chain.
					Any change to permissions will go live immediately and affect all translations equally.';
				
				ze\lang::applyMergeFields($fields['privacy/content_item_privacy_info_warning']['snippet']['html'], ['content_item_privacy_changed_warning' => $string]);
				
				$unsetWarning = false;
			}
		}
		
		if ($unsetWarning) {
			unset(
				$box['tabs']['privacy']['fields']['group_ids']['format_onchange'],
				$box['tabs']['privacy']['fields']['smart_group_id']['format_onchange'],
				$box['tabs']['privacy']['fields']['role_ids']['format_onchange'],
				$box['tabs']['privacy']['fields']['at_location']['format_onchange'],
				$box['tabs']['privacy']['fields']['module_class_name']['oninput'],
				$box['tabs']['privacy']['fields']['method_name']['oninput'],
				$box['tabs']['privacy']['fields']['param_1']['oninput'],
				$box['tabs']['privacy']['fields']['param_2']['oninput'],
				$box['tabs']['privacy']['fields']['content_item_privacy_info_warning']
			);
		}
		
		if (empty($tagIds)) {
			exit;
		}
		$box['key']['id'] = implode(',', $tagIds);
		
		//This means "Total translation chain count"
		$total = count($tagIds);
		
		$numLanguages = ze\lang::count();
		if ($numLanguages > 1) {
			$box['identifier']['label'] = ze\admin::phrase('Content item translation chain');
			$totalContentItems = count(explode(',', $box['key']['originalId']));
			if ($totalContentItems > 1) {
				$box['confirm']['show'] = true;
				
				$box['confirm']['message'] =
					ze\admin::nPhrase(
						'Update permissions of [[content_item_count]] selected content items in 1 translation chain?',
						'Update permissions of [[content_item_count]] selected content items in [[translation_chain_count]] translation chains?',
						$total,
						['content_item_count' => $totalContentItems, 'translation_chain_count' => $total]);
				
				$box['title'] =
					ze\admin::nPhrase(
						'Changing permissions for [[content_item_count]] content items in 1 translation chain',
						'Changing permissions for [[content_item_count]] content items in [[translation_chain_count]] translation chains',
						$total,
						['content_item_count' => $totalContentItems, 'translation_chain_count' => $total]
					);
				
				unset($box['identifier']);
			} else {
				$box['title'] =
					ze\admin::phrase('Changing permissions for the content item "[[tag]]" and its translations',
						['tag' => ze\content::formatTagFromTagId($box['key']['id'])]);
			}
			
		} else {
			if ($total > 1) {
				$box['confirm']['show'] = true;
				$box['confirm']['message'] =
					ze\admin::phrase('Update the permissions of [[count]] content items?',
						['count' => $total]);
				
				$box['title'] =
					ze\admin::phrase('Changing permissions for [[count]] content items',
						['count' => $total]);
				
				unset($box['identifier']);
			} else {
				$box['title'] =
					ze\admin::phrase('Changing permissions for the content item "[[tag]]"',
						['tag' => ze\content::formatTagFromTagId($box['key']['id'])]);
			}
		}
		
		if ($numLanguages > 1 && $total > 1) {
			$box['confirm']['message'] .=
				"\n\n".
				ze\admin::phrase('When content items have been translated into other languages, changes to permissions affect the entire translation chain of those content items.');
		}
	}
	
	
	public function formatAdminBox($path, $settingGroup, &$box, &$fields, &$values, $changes) {
		$cID = $box['key']['cID'];
		if (isset($fields['privacy/content_item_privacy_info_warning'])) {
			$showWarning = false;
			if ($values['privacy/privacy'] != $box['key']['privacy_settings_on_load']['privacy_setting_value']) {
				$showWarning = true;
			} else {
				switch ($box['key']['privacy_settings_on_load']['privacy_setting_value']) {
					case 'group_members':
						if ($values['privacy/group_ids'] != $box['key']['privacy_settings_on_load']['group_ids']) {
							$showWarning = true;
						}
						break;
					case 'in_smart_group':
					case 'logged_in_not_in_smart_group':
						if ($values['privacy/smart_group_id'] != $box['key']['privacy_settings_on_load']['smart_group_id']) {
							$showWarning = true;
						}
						break;
					case 'with_role':
						if (
							$values['privacy/role_ids'] != $box['key']['privacy_settings_on_load']['role_ids']
							|| $values['privacy/at_location'] != $box['key']['privacy_settings_on_load']['at_location']
						) {
							$showWarning = true;
						}
						break;
				}
			}
			
			if ($showWarning) {
				unset($fields['privacy/content_item_privacy_info_warning']['row_class']);
			} else {
				$fields['privacy/content_item_privacy_info_warning']['row_class'] = 'zfab_inline_warning_hidden';
			}
		}
	}
	
	public function validateAdminBox($path, $settingGroup, &$box, &$fields, &$values, $changes, $saving) {
		
		if (empty($box['tabs']['privacy']['hidden'])
		 && ze\ring::engToBoolean($box['tabs']['privacy']['edit_mode']['on'] ?? false)) {
					
			$tagIds = explode(',', $box['key']['id']);
			foreach ($tagIds as $tagId) {
				if (ze\content::getCIDAndCTypeFromTagId($cID, $cType, $tagId)) {
					if ($values['privacy/privacy'] != 'public' && ($specialPage = ze\content::isSpecialPage($cID, $cType))) {
						$cID = $cType = false;
						if ($specialPage == 'zenario_login'
						 || $specialPage == 'zenario_not_found'
						 || $specialPage == 'zenario_no_access') {
							$box['tabs']['privacy']['errors']['special'] = ze\admin::phrase('Your selection includes a special page that must be publicly visible.');
						
						} elseif ($specialPage == 'zenario_home' && $values['privacy/privacy'] != 'logged_in') {
							$box['tabs']['privacy']['errors']['home'] =
								ze\admin::phrase('The home page must either be publicly visible or viewable by all Extranet Users.');
						
						} elseif ($specialPage == 'zenario_home' && !ze\content::langSpecialPage('zenario_login', $cID, $cType)) {
							$box['tabs']['privacy']['errors']['home'] =
								ze\admin::phrase('The home page may only be password-protected on sites with the Extranet Login Module running and a login page set up.');
						}
					}
				}
			}
			
			$this->validatePrivacySettings($path, $settingGroup, $box, $fields, $values, $changes, $saving);
		}
	}
	
	
	public function saveAdminBox($path, $settingGroup, &$box, &$fields, &$values, $changes) {
		$tagIds = explode(',', $box['key']['id']);
		
		if (!empty($tagIds)
		 && empty($box['tabs']['privacy']['hidden'])
		 && ze\ring::engToBoolean($box['tabs']['privacy']['edit_mode']['enabled'] ?? false)
		 && ze\priv::check('_PRIV_EDIT_DRAFT', $box['key']['cID'], $box['key']['cType'])) {
			
			$this->savePrivacySettings($tagIds, $values);
		}
	}

	public function adminBoxSaveCompleted($path, $settingGroup, &$box, &$fields, &$values, $changes) {
		if ($box['key']['id_is_menu_node_id']) {
			$box['key']['id'] = $box['key']['menu_node_id'];
		}
	}
}
