<?php
/*
 * Copyright (c) 2025, 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');


class zenario_newsletter__admin_boxes__newsletter extends zenario_newsletter {

	public function fillAdminBox($path, $settingGroup, &$box, &$fields, &$values) {
		$style_formats = ze\site::description('email_style_formats');
		if (!empty($style_formats)) {
			$box['tabs']['meta_data']['fields']['body']['editor_options']['style_formats'] = $style_formats;
		}
		
		//We're using an Organizer picker to select smart groups
		//This code would be needed if it was a select list instead
		//$fields['unsub_exclude/recipients']['values'] = ze\contentAdm::getListOfSmartGroupsWithCounts('smart_newsletter_group');
		
		$box['tabs']['unsub_exclude']['fields'] = &$box['tabs']['unsub_exclude']['fields'];
		
		$adminDetails = ze\admin::details(ze\admin::id());
		$values['meta_data/test_send_email_address'] = $adminDetails['admin_email'];
		$box['tabs']['meta_data']['fields']['add_user_field']['values'] =
			ze\datasetAdm::listCustomFields('users', $flat = false, $filter = false, $customOnly = false, $useOptGroups = true, false, $putMergeFieldsIntoLabel = true);
		if (isset($box['tabs']['meta_data']['fields']['add_user_field']['values']['tab__zenario_organization_manager__roles'])) {
			unset($box['tabs']['meta_data']['fields']['add_user_field']['values']['tab__zenario_organization_manager__roles']);
		}
		
		
		
		if ($box['key']['id']) {
			$details = $this->loadDetails($box['key']['id']);
			$box['title'] = ze\admin::phrase('Editing newsletter "[[newsletter_name]]"', $details);
			
			$values['meta_data/newsletter_name'] = $details['newsletter_name'];
			$values['unsub_exclude/recipients'] = 
					ze\escape::in(
						ze\row::getAssocs(
							ZENARIO_NEWSLETTER_PREFIX. 'newsletter_smart_group_link',
							'smart_group_id',
							['newsletter_id' => $box['key']['id']]
							), 
							true
						);			
			$values['meta_data/subject'] = $details['subject'];
			$values['meta_data/email_address_from'] = $details['email_address_from'];
			$values['meta_data/email_name_from'] = $details['email_name_from'];
			$values['meta_data/body'] = $details['body'];
			$values['meta_data/apply_css_rules'] = $details['apply_css_rules'];

			$values['unsub_exclude/unsubscribe_text'] = $details['unsubscribe_text'];
			$values['unsub_exclude/delete_account_text'] = $details['delete_account_text'];
			$values['unsub_exclude/exclude_previous_newsletters_recipients'] =
				ze\escape::in(
					ze\row::getAssocs(
						ZENARIO_NEWSLETTER_PREFIX. 'newsletter_sent_newsletter_link',
						'sent_newsletter_id',
						['newsletter_id' => $box['key']['id'], 'include' => 0]),
					true);
			
			if (ze::setting('zenario_newsletter__default_unsubscribe_text') && !$values['unsub_exclude/unsubscribe_text']) {
				$values['unsub_exclude/unsubscribe_text'] = ze::setting('zenario_newsletter__default_unsubscribe_text');
			}
			if (ze::setting('zenario_newsletter__default_delete_account_text') && !$values['unsub_exclude/delete_account_text']) {
				$values['unsub_exclude/delete_account_text'] = ze::setting('zenario_newsletter__default_delete_account_text');
			}
			$values['unsub_exclude/unsubscribe_link'] = 'none';
			if (ze::setting('zenario_newsletter__all_newsletters_opt_out') && $details['unsubscribe_text']) {
				$values['unsub_exclude/unsubscribe_link'] = 'unsub';
			}
			if ($details['delete_account_text']) {
				$values['unsub_exclude/unsubscribe_link'] = 'delete';
			}
			if ($values['unsub_exclude/exclude_previous_newsletters_recipients']) {
				$values['unsub_exclude/exclude_previous_newsletters_recipients_enable'] = 1;
			}
			
			if ($details['status'] != '_DRAFT') {
						
				$box['tabs']['meta_data']['edit_mode']['enabled'] =
				$box['tabs']['unsub_exclude']['edit_mode']['enabled'] = false;
				$box['tabs']['meta_data']['fields']['test_send_button']['hidden'] =
				$box['tabs']['meta_data']['fields']['test_send_button_dummy']['hidden'] = false;
			}

			$details['created_user_id'] =
			$details['created_username'] =
			$details['last_edited_user_id'] =
			$details['last_edited_username'] = null;
			
			if ($box['key']['id']) {
				$details['created'] = $details['date_created'];
				$details['created_admin_id'] = $details['created_by_id'];
				$details['last_edited'] = $details['date_modified'];
				$details['last_edited_admin_id'] = $details['modified_by_id'];
				
				$box['last_updated'] = ze\admin::formatLastUpdated($details);
			}
		} else {
			$i = 1;
			$fuse = 100;
			$nameCandidate = '';
			while ($fuse--) {
				$nameCandidate = ze\admin::phrase('Newsletter ' . ze\admin::formatDate(date('Y-m-d'), '_LONG') . ($i>1?(' (' . (int) $i . ')'):''));
				if (!ze\row::exists(ZENARIO_NEWSLETTER_PREFIX . "newsletters", ['newsletter_name' => $nameCandidate])) {
					break;
				}
				$i++;
			}
			$values['meta_data/newsletter_name'] = $nameCandidate;

			if (ze::setting('zenario_newsletter__default_from_name')) {
				$values['meta_data/email_name_from'] = ze::setting('zenario_newsletter__default_from_name');
			}
			if (ze::setting('zenario_newsletter__default_from_email_address')) {
				$values['meta_data/email_address_from'] = ze::setting('zenario_newsletter__default_from_email_address');
			}

			if (ze::setting('zenario_newsletter__default_unsubscribe_text')) {
				$values['unsub_exclude/unsubscribe_text'] = ze::setting('zenario_newsletter__default_unsubscribe_text');
			}
			if (ze::setting('zenario_newsletter__default_delete_account_text')) {
				$values['unsub_exclude/delete_account_text'] = ze::setting('zenario_newsletter__default_delete_account_text');
			}
			
		}

		$pick_items = &$box['tabs']['meta_data']['fields']['body']['insert_image_button']['pick_items'];
		if ($box['key']['id']) {
			$pick_items['path'] = 'zenario__email_template_manager/panels/newsletters/item_buttons/images//'. (int) $box['key']['id']. '//';
			$pick_items['min_path'] =
			$pick_items['max_path'] =
			$pick_items['target_path'] = 'zenario__library/panels/image_library';
		} else {
			$pick_items['path'] =
			$pick_items['min_path'] =
			$pick_items['max_path'] =
			$pick_items['target_path'] = 'zenario__library/panels/image_library';
		}
		
		
		$values['unsub_exclude/example_unsubscribe_url_underlined_and_hidden'] 
				= '<span style="text-decoration:underline;">' . zenario_newsletter::getTrackerURL() . 'remove_from_groups.php?t=XXXXXXXXXXXXXXX</span>';
		$box['tabs']['unsub_exclude']['fields']['unsubscribe_text']['post_field_html'] 
				= '<div id="unsubscribe_info">Preview: ' . $values['unsub_exclude/unsubscribe_text'] . ' <span style="text-decoration:underline;">' . zenario_newsletter::getTrackerURL() . 'remove_from_groups.php?t=XXXXXXXXXXXXXXX</span></div>';

		$values['unsub_exclude/example_delete_account_url_underlined_and_hidden'] 
				= '<span style="text-decoration:underline;">' . zenario_newsletter::getTrackerURL() . 'delete_account.php?t=XXXXXXXXXXXXXXX</span>';
		$box['tabs']['unsub_exclude']['fields']['delete_account_text']['post_field_html'] 
				= '<div id="delete_account_info">Preview: ' . $values['unsub_exclude/delete_account_text'] . ' <span style="text-decoration:underline;">' . zenario_newsletter::getTrackerURL() . 'delete_account.php?t=XXXXXXXXXXXXXXX</span></div>';
		
		//If the newsletter consent policy has not been set, display a warning.
		if (ze\ring::engToBoolean($box['tabs']['unsub_exclude']['edit_mode']['enabled'] ?? false)) {
			if (!ze::setting('zenario_newsletter__newsletter_consent_policy')) {
				$siteSettingSring = 'You have not yet selected a consent policy for users receiving newsletters. Please go to [[link_start]]<em>Email and Newsletter</em>[[link_end]] to change this.';
				$href = 'organizer.php#zenario__administration/panels/site_settings//email~.site_settings~tzenario_newsletter__site_settings~k{"id"%3A"email"}';
				$linkStart = '<a href="' . htmlspecialchars($href) . '" target="_blank">';
				$linkEnd = '</a>';

				$box['tabs']['unsub_exclude']['notices']['newsletter_consent_policy_not_selected']['show'] = true;
				$box['tabs']['unsub_exclude']['notices']['newsletter_consent_policy_not_selected']['message'] = ze\admin::phrase($siteSettingSring, ['link_start' => $linkStart, 'link_end' => $linkEnd]);
			}
		}
		
		$linkStart = "<a href='organizer.php#zenario__administration/panels/site_settings//email~.site_settings~tcss_rules~k{\"id\"%3A\"email\"}' target='_blank'>";
		$linkEnd = "</a>";
		ze\lang::applyMergeFields($fields['meta_data/apply_css_rules']['post_field_html'], ['link_start' => $linkStart, 'link_end' => $linkEnd]);
	}

	public function formatAdminBox($path, $settingGroup, &$box, &$fields, &$values, $changes) {
		//Try and ensure that we use absolute URLs where possible
		ze\contentAdm::addAbsURLsToAdminBoxField($fields['meta_data/body']);
		
		$box['tabs']['meta_data']['notices']['test_send_error']['show'] =
		$box['tabs']['meta_data']['notices']['test_send_sucesses']['show'] =
		$box['tabs']['unsub_exclude']['notices']['no_opt_out_group']['show'] = false;
		$clearCopyFromSourceFields = false;
		
		if (!empty($values['meta_data/add_user_field'])) {
			$fieldId = $values['meta_data/add_user_field'];
			$fieldDetails = ze\dataset::fieldDetails($fieldId, 'users');
			
			$fieldLabel = $fieldDetails['label'] ? $fieldDetails['label'] : $fieldDetails['default_label'];
			$values['meta_data/body'] .= trim($fieldLabel, " \t\n\r\0\x0B:").': [['.$fieldDetails['db_column'].']]';
			$values['meta_data/add_user_field'] = '';
		}
		
		if (($values['meta_data/load_content_source'] == 'use_email_template')
			&& $values['meta_data/load_content_source_email_template'] 
				&& (ze\ray::engToBooleanArray($box,'tabs','meta_data','fields','load_content_continue','pressed') || (!$values['meta_data/body'])) ) {

			$clearCopyFromSourceFields = true;
			$emailTemplate = zenario_common_features::getTemplateByCode($values['meta_data/load_content_source_email_template']);
			$values['meta_data/body'] = $emailTemplate['body'];
		}
		if (($values['meta_data/load_content_source'] == 'use_newsletter_template')
			&& $values['meta_data/load_content_source_newsletter_template'] 
				&& (ze\ray::engToBooleanArray($box,'tabs','meta_data','fields','load_content_continue','pressed') || (!$values['meta_data/body'])) ) {

			$clearCopyFromSourceFields = true;
			$emailTemplate = ze\row::get(ZENARIO_NEWSLETTER_PREFIX. 'newsletter_templates', ['apply_css_rules', 'body'], ['id' => $values['meta_data/load_content_source_newsletter_template']]);
			$values['meta_data/body'] = $emailTemplate['body'];
			$values['meta_data/apply_css_rules'] = $emailTemplate['apply_css_rules'];
		}
		if (($values['meta_data/load_content_source'] == 'copy_from_archived_newsletter')
				&& $values['meta_data/load_content_source_archived_newsletter'] 
					&& (ze\ray::engToBooleanArray($box,'tabs','meta_data','fields','load_content_continue','pressed') || (!$values['meta_data/body'])) ) {

			$clearCopyFromSourceFields= true;
			$newsletter = $this->loadDetails($values['meta_data/load_content_source_archived_newsletter']);
			$values['meta_data/body'] = $newsletter['body'];
			$values['meta_data/apply_css_rules'] = $newsletter['apply_css_rules'];
		}

		if (ze\ray::engToBooleanArray($box,'tabs','meta_data','fields','load_content_cancel','pressed')) {
			$clearCopyFromSourceFields= true;
		}

		if ($clearCopyFromSourceFields) {
			$values['meta_data/load_content_source'] = 'nothing_selected';
			$values['meta_data/load_content_source'] = 'nothing_selected';
			$values['meta_data/load_content_source_email_template'] = '';
			$values['meta_data/load_content_source_newsletter_template'] = '';
			$values['meta_data/load_content_source_archived_newsletter'] = '';

			$box['tabs']['meta_data']['fields']['load_content_continue']['pressed'] = '';
			$box['tabs']['meta_data']['fields']['load_content_cancel']['pressed'] = '';
		}
		
		$box['tabs']['meta_data']['fields']['load_content_source_newsletter_template']['hidden']	
				= $values['meta_data/load_content_source'] != 'use_newsletter_template'; 
		
		$box['tabs']['meta_data']['fields']['load_content_source_email_template']['hidden']	
				= $values['meta_data/load_content_source'] != 'use_email_template'; 

		$box['tabs']['meta_data']['fields']['load_content_source_archived_newsletter']['hidden']	
				= $values['meta_data/load_content_source'] != 'copy_from_archived_newsletter'; 
				
		$box['tabs']['meta_data']['fields']['load_content_cancel']['hidden'] =
			$box['tabs']['meta_data']['fields']['load_content_continue']['hidden'] =
				!($values['meta_data/body'] 
					&& ($values['meta_data/load_content_source'] == 'use_email_template' && $values['meta_data/load_content_source_email_template'])
						|| ($values['meta_data/load_content_source'] == 'use_newsletter_template' && $values['meta_data/load_content_source_newsletter_template'])
							|| ($values['meta_data/load_content_source'] == 'copy_from_archived_newsletter' && $values['meta_data/load_content_source_archived_newsletter']));
				
		if (($values['unsub_exclude/unsubscribe_link'] == 'unsub') && !ze::setting('zenario_newsletter__all_newsletters_opt_out')) {
			$values['unsub_exclude/unsubscribe_link'] = 'none';
			$box['tabs']['unsub_exclude']['notices']['no_opt_out_group']['show'] = true;
			$box['tabs']['unsub_exclude']['notices']['no_opt_out_group']['message'] =
				ze\admin::phrase('You must select an Unsubscribe user flag in Configuration->Site Settings->Email and Newsletter.');
			if (isset($box['tabs']['unsub_exclude']['fields']['exclude_recipients_with_opt_out'])) {
				unset($box['tabs']['unsub_exclude']['fields']['exclude_recipients_with_opt_out']);
			}
		}
		$box['tabs']['unsub_exclude']['fields']['unsubscribe_text']['hidden'] =
		$box['tabs']['unsub_exclude']['fields']['example_unsubscribe_url_underlined_and_hidden']['hidden'] =
			($values['unsub_exclude/unsubscribe_link'] != 'unsub');

		$box['tabs']['unsub_exclude']['fields']['delete_account_text']['hidden'] =
		$box['tabs']['unsub_exclude']['fields']['example_delete_account_url_underlined_and_hidden']['hidden'] =
			($values['unsub_exclude/unsubscribe_link'] != 'delete');

		$box['tabs']['unsub_exclude']['fields']['exclude_previous_newsletters_recipients']['hidden'] =
			!$values['unsub_exclude/exclude_previous_newsletters_recipients_enable'];
		
		//Get the count of excluded recipients
		$fields['unsub_exclude/exclude_recipients_with_opt_out']['notices_below']['opted_out_users_note']['type'] = 'information';
		$fields['unsub_exclude/exclude_recipients_with_opt_out']['notices_below']['opted_out_users_note']['message'] = ze\admin::phrase(
			'Users or contacts who have clicked the Unsubscribe link on a previous email will have the all_newsletters_opt_out field checked and will not be sent this newsletter.'
		);
		if ($values['unsub_exclude/recipients']) {
			$excludedRecipientCount = 0;
			
			$excludedRecipientCount += ze\smartGroup::countOptedOutMembers($values['unsub_exclude/recipients']);
			
			if ($excludedRecipientCount) {
				$fields['unsub_exclude/exclude_recipients_with_opt_out']['notices_below']['opted_out_users_note']['message'] .= " " . ze\admin::nPhrase(
					'Warning: this results in 1 recipient being excluded from this newsletter.',
					'Warning: this results in [[count]] recipients being excluded from this newsletter.',
					$excludedRecipientCount,
					['count' => $excludedRecipientCount]
				);
				
				$fields['unsub_exclude/exclude_recipients_with_opt_out']['notices_below']['opted_out_users_note']['type'] = 'warning';
			}
		}
		
		if (ze\ring::engToBoolean($box['tabs']['meta_data']['fields']['test_send_button']['pressed'] ?? false)) {
			$box['tabs']['meta_data']['notices']['test_send']['show'] = true;
			
			$error = '';
			$success = '';
			if (!$values['meta_data/test_send_email_address']) {
				$error = ze\admin::phrase('Please enter an email address.');
			
			} else {
				$adminDetails = ze\admin::details($_SESSION['admin_userid'] ?? false);
				if ($values['meta_data/apply_css_rules']) {
					$cssRules = ze::setting('email_css_rules');
				} else {
					$cssRules = '';
				}
				
				foreach (ze\ray::explodeAndTrim($values['meta_data/test_send_email_address']) as $email) {
					$body = $values['meta_data/body'];
					if ($values['unsub_exclude/unsubscribe_link'] == 'unsub') {
						$body .= '<p>' . htmlspecialchars($values['unsub_exclude/unsubscribe_text']) . ' <a href="[[REMOVE_FROM_GROUPS_LINK]]">[[REMOVE_FROM_GROUPS_LINK]]</a></p>';
					}
					if ($values['unsub_exclude/unsubscribe_link'] == 'delete') {
						$body .= '<p>' . htmlspecialchars($values['unsub_exclude/delete_account_text']) . ' <a href="[[DELETE_ACCOUNT_LINK]]">[[DELETE_ACCOUNT_LINK]]</a></p>';
					}
					
					if (!ze\ring::validateEmailAddress($email)) {
						$error .= ($error? "\n" : ''). ze\admin::phrase('"[[email]]" is not a valid email address.', ['email' => $email]);
					
					} elseif (!$values['meta_data/body']) {
						$error .= ($error? "\n" : ''). ze\admin::phrase('The test email(s) could not be sent because your Newsletter is blank.');
						break;
					
					} elseif (($box['key']['id']) && !$this->testSendNewsletter(
						$cssRules,
						$body, $adminDetails, $email,
						$values['meta_data/subject'],
						$values['meta_data/email_address_from'],
						$values['meta_data/email_name_from'], $box['key']['id'])
					) {
						$error .= ($error? "\n" : ''). ze\admin::phrase("The test email(s) could not be sent. There could be a problem with the site's email system.");
						break;
					
					} else {
						$success .= ($success? "\n" : ''). ze\admin::phrase('Test email sent to "[[email]]".', ['email' => $email]);
					}
				}
			}
			
			if ($error) {
				$box['tabs']['meta_data']['notices']['test_send_error']['show'] = true;
				$box['tabs']['meta_data']['notices']['test_send_error']['message'] = $error;
			}
			if ($success) {
				$box['tabs']['meta_data']['notices']['test_send_sucesses']['show'] = true;
				$box['tabs']['meta_data']['notices']['test_send_sucesses']['message'] = $success;
			}
		}
		
		
		$newsletterConsentPolicy = ze::setting('zenario_newsletter__newsletter_consent_policy');
		$values['unsub_exclude/exclude_recipients_with_no_consent'] = ($newsletterConsentPolicy == 'consent_required');
		if (!$newsletterConsentPolicy) {
			//If the newsletter consent flag is not set, show a link to the site settings tab
			$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['type'] = 'warning';
			$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['html'] = true;
			$link = ze\link::absolute() . 'organizer.php#zenario__administration/panels/site_settings//email~.site_settings~tzenario_newsletter__site_settings~k' . urlencode('{"id":"email"}');
			$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['message'] = ze\admin::phrase('Select a flag that represents a recipients consent to receive newsletters <a target="_blank" href="[[link]]">here</a>.', ['link' => $link]);
		} else {
			$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['message'] = ze\admin::phrase('Users or contacts whose accounts don\'t have the terms_and_conditions_accepted checkbox checked will not be sent this newsletter. There is no need to make a smart group rule for this!');
			
			//Get the count of recipients who have not accepted T&Cs
			$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['type'] = 'information';
			if ($values['unsub_exclude/recipients']) {
				$excludedRecipientCount = 0;
				
				$excludedRecipientCount += ze\smartGroup::countMembersWhoDidNotAcceptTC($values['unsub_exclude/recipients']);
				
				if ($excludedRecipientCount) {
					$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['message'] .= " " . ze\admin::nPhrase(
						'Warning: this results in 1 recipient being excluded from this newsletter.',
						'Warning: this results in [[count]] recipients being excluded from this newsletter.',
						$excludedRecipientCount,
						['count' => $excludedRecipientCount]
					);
					
					$fields['unsub_exclude/exclude_recipients_with_no_consent']['notices_below']['users_who_did_not_accept_tc_note']['type'] = 'warning';
				}
			}
		}
		
		if ($values['meta_data/apply_css_rules']) {
			$fields['meta_data/body']['editor_options']['content_style'] = ze::setting('email_css_rules');
		} else {
			unset($fields['meta_data/body']['editor_options']['content_style']);
		}
	}
	
	public function validateAdminBox($path, $settingGroup, &$box, &$fields, &$values, $changes, $saving) {
		ze\priv::exitIfNot('_PRIV_EDIT_NEWSLETTER');
		
		if (ze\ring::engToBoolean($box['tabs']['meta_data']['edit_mode']['on'] ?? false)) {
			if (ze\row::exists(
				ZENARIO_NEWSLETTER_PREFIX. 'newsletters',
				['newsletter_name' => $values['meta_data/newsletter_name'], 'id' => ['!' => $box['key']['id']]]
			)) {
				$box['tabs']['meta_data']['errors'][] = ze\admin::phrase('Please ensure the name you give this newsletter is unique.');
			}
		}
		
		if (ze\ring::engToBoolean($box['tabs']['unsub_exclude']['edit_mode']['on'] ?? false)) {
			//The consent flag must be chosen in the site-settings to proceed
			if (!ze::setting('zenario_newsletter__newsletter_consent_policy')) {
				$fields['unsub_exclude/exclude_recipients_with_no_consent']['error'] =
					ze\admin::phrase('You have not yet selected a consent policy for users receiving newsletters. Please follow the link at the top of the tab to change this.');
			}
		}
	}
	
	public function saveAdminBox($path, $settingGroup, &$box, &$fields, &$values, $changes) {
		ze\priv::exitIfNot('_PRIV_EDIT_NEWSLETTER');
		
		if (ze\ring::engToBoolean($box['tabs']['meta_data']['edit_mode']['on'] ?? false)) {
			
			
			$values['meta_data/body'] = ze\ring::sanitiseWYSIWYGEditorHTML($values['meta_data/body'], $preserveMergeFields = true, $allowAdvancedInlineStyles = true);
			
			//Try and ensure that we use absolute URLs where possible
			ze\contentAdm::addAbsURLsToAdminBoxField($fields['meta_data/body']);
			
			
			$id = $box['key']['id'];
			$record = [
				'newsletter_name' => $values['meta_data/newsletter_name'],
				'subject' => $values['meta_data/subject'],
				'email_name_from' => $values['meta_data/email_name_from'],
				'email_address_from' => $values['meta_data/email_address_from'],
				'body' =>  $values['meta_data/body'],
				'apply_css_rules' => $values['meta_data/apply_css_rules']
			];
			
			$lastUpdated = [];
			ze\admin::setLastUpdated($lastUpdated, !$id);

			if ($id) {
				$record['date_modified'] = $lastUpdated['last_edited'];
				$record['modified_by_id'] = $lastUpdated['last_edited_admin_id'];
			} else {
				$record['date_created'] = $lastUpdated['created'];
				$record['created_by_id'] = $lastUpdated['created_admin_id'];
				$record['status'] = '_DRAFT';
			}
			
			$box['key']['id'] = ze\row::set(ZENARIO_NEWSLETTER_PREFIX. 'newsletters', $record, $id);

			ze\row::delete(ZENARIO_NEWSLETTER_PREFIX . 'newsletter_smart_group_link', ['newsletter_id' => $box['key']['id']]);
			foreach (explode(',', $values['unsub_exclude/recipients']) as $smartGroupId) {
				if ((int)$smartGroupId) {
					ze\row::insert(ZENARIO_NEWSLETTER_PREFIX . 'newsletter_smart_group_link', ['newsletter_id' => $box['key']['id'], 'smart_group_id' => (int) $smartGroupId]); 
				}
			}


			$body = $values['meta_data/body'];
			$files = [];
			$htmlChanged = false;
			ze\fileAdm::addImageDataURIsToDatabase($body, ze\link::absolute());
			ze\contentAdm::syncInlineFileLinks($files, $body, $htmlChanged);
			ze\contentAdm::syncInlineFiles(
				$files,
				['foreign_key_to' => 'newsletter', 'foreign_key_id' => $box['key']['id']],
				$keepOldImagesThatAreNotInUse = true);
			
			if ($htmlChanged) {
				ze\row::set(ZENARIO_NEWSLETTER_PREFIX. 'newsletters', ['body' => $body], $box['key']['id']);
			}
		}
		
		if ($box['key']['id'] && ze\ring::engToBoolean($box['tabs']['unsub_exclude']['edit_mode']['on'] ?? false)) {
			ze\row::set(
				ZENARIO_NEWSLETTER_PREFIX. 'newsletters',
				[
					'unsubscribe_text' 
							=> ($values['unsubscribe_link'] == 'unsub') ? $values['unsubscribe_text']: null,
					'delete_account_text' 
							=> ($values['unsubscribe_link'] == 'delete') ? $values['delete_account_text']: null
					],
				$box['key']['id']);

			ze\row::delete(
				ZENARIO_NEWSLETTER_PREFIX. 'newsletter_sent_newsletter_link',
				['newsletter_id' => $box['key']['id'], 'include' => 0]);
			
			if (ze\ray::engToBooleanArray($values,'exclude_previous_newsletters_recipients_enable')) {
				foreach (explode(',', $values['exclude_previous_newsletters_recipients']) as $id) {
					if ($id) {
						ze\row::insert(
							ZENARIO_NEWSLETTER_PREFIX. 'newsletter_sent_newsletter_link',
							['newsletter_id' => $box['key']['id'], 'include' => 0, 'sent_newsletter_id' => $id]);
					}
				}
			}
		}
	}
}
