<?
/**
 * @package Plugin
 * @version 1.0
 */
/*
Plugin Name: Convident - TinyTaalTool
Plugin URI: https://convident.nl/
Description: Maatwerk voor TinyEye TinyTaalTool.
Author: Convident
Version: 1.0
Author URI: https://convident.nl/
*/

define('TTT_VERSION', '1.0.0');
define('TTT_NAME', 'TinyTaalTool');
define('TTT_PATH', plugin_dir_path(__FILE__));
define('TTT_DASHBOARD_PATH', TTT_PATH . 'templates/dashboard');
define('TTT_URL', plugin_dir_url(__FILE__));
define('TTT_SCAN_FORM_ID', 2);

/* included roles */
require('includes/roles.php');
require('includes/emails.php');

/* included CPTs */
require('includes/cpt/cpt_school.php');
require('includes/cpt/cpt_class.php');
require('includes/cpt/cpt_student.php');
require('includes/cpt/cpt_testresult.php');

/* included functions */
require('includes/authentication.php');
require('includes/functions.php');
require('includes/functions-pdf.php');
require('includes/functions-template.php');
require('includes/functions-ajax.php');
if(is_admin())
{
	require_once("admin/admin-functions.php");	
	require_once("admin/admin-functions-ajax.php");		
}

/* HOOK: actions on plugin activation */
register_activation_hook(__FILE__, 'ttt_activated');
function ttt_activated() 
{
	$is_wpml_active = (function_exists('icl_object_id'));
	if($is_wpml_active)
	{
		global $sitepress;
		$languages_keys = array_keys(apply_filters('wpml_active_languages', NULL, 'orderby=id&order=desc'));
	}
	
	/* base pages */
	$pages = array(
		'support' 			=> __('Support', 'ttt-ld'),
		'faq'				=> __('FAQ', 'ttt-ld'),
		'consent_form'		=> __('Toestemmingsformulier', 'ttt-ld'),
		'scan_form'			=> __('Logopediescan', 'ttt-ld'),
		'school_admin_dash' => __('Schooladministrator-dashboard', 'ttt-ld'),
		'class_admin_dash' 	=> __('Leraar-dashboard', 'ttt-ld'),
		'spth_dash'			=> __('Logopedist-dashboard', 'ttt-ld'),
	);
	
	$ttt_page_ids = get_option('ttt_page_ids');
	
	if(!$ttt_page_ids)
	{
		/* insert the needed pages */
		$ttt_page_ids = array();
		if($is_wpml_active)
		{
			error_log('[ttt_activated] WPML active, going to insert needed pages for ALL the languages');
			foreach($languages_keys as $language_key)
			{
				$sitepress->switch_lang($language_key);
				
				foreach($pages as $page_slug => $page_title)
				{
					$ml_page_path = ($language_key == 'nl' ? $page_slug : $language_key.'/'.$page_slug);
					
					if($existing_page = get_page_by_path($ml_page_path))
					{
						//error_log('[MULTI]??? Existing page found for '.$ml_page_path);
						$ttt_page_ids[$language_key][$page_slug] = $existing_page->ID;
						update_post_meta($existing_page->ID, 'ttt_page', 1);
						update_post_meta($existing_page->ID, 'ttt_page_name', $page_slug);
					}
					else
					{
						$page_id = wp_insert_post(array(
							'post_type' => 'page',
							'post_status' => 'publish',
							'post_title' => $page_title,
							'meta_input' => array(
								'ttt_page' => 1,
								'ttt_page_name' => $page_slug,
							)
						));
						//error_log('[ttt_activated] '.$language_key.': page inserted for slug '.$page_slug.' at ID '.$page_id);
						$ttt_page_ids[$language_key][$page_slug] = $page_id;
					}
				}
			}
			error_log('[ttt_activated] final page struct: '.print_r($ttt_page_ids, true));
		}
		else
		{
			foreach($pages as $page_slug => $page_title)
			{
				if($existing_page = get_page_by_path($page_slug))
				{
					error_log('Existing page found for '.$page_slug);
					$ttt_page_ids[$page_slug] = $existing_page->ID;
					update_post_meta($existing_page->ID, 'ttt_page', 1);
					update_post_meta($existing_page->ID, 'ttt_page_name', $page_slug);
				}
				else
				{
					$page_id = wp_insert_post(array(
						'post_type' => 'page',
						'post_status' => 'publish',
						'post_title' => $page_title,
						'meta_input' => array(
							'ttt_page' => 1,
							'ttt_page_name' => $page_slug,
						)
					));
					$ttt_page_ids[$page_slug] = $page_id;
				}
			}
		}
	}
	/*
	else
	{
		error_log('[ttt_activated] Some existing pages already in DB');
		
		$ttt_page_ids = get_option('ttt_page_ids');
		
		if($is_wpml_active)
		{
			foreach($languages_keys as $language_key)
			{
				$sitepress->switch_lang($language_key);
				
				foreach($pages as $page_slug => $page_title)
				{
					$ml_page_path = ($language_key == 'nl' ? $page_slug : $language_key.'/'.$page_slug);
					
					if(!array_key_exists($page_slug, $ttt_page_ids[$language_key]))
					{
						error_log('Language '.$language_key.': Page does not exist: '.$page_slug);
						$page_id = wp_insert_post(array(
							'post_type' => 'page',
							'post_title' => $page_title,
							'meta_input' => array(
								'ttt_page' => 1,
								'ttt_page_name' => $page_slug,
							)
						));
						$ttt_page_ids[$language_key][$page_slug] = $page_id;
					}
				}				
			}
		}
		else
		{
			$ttt_page_ids = get_option('ttt_page_ids');
			foreach($pages as $page_slug => $page_title)
			{
				if(!array_key_exists($page_slug, $ttt_page_ids))
				{
					$page_id = wp_insert_post(array(
						'post_type' => 'page',
						'post_title' => $page_title,
						'meta_input' => array(
							'ttt_page' => 1,
							'ttt_page_name' => $page_slug,
						)
					));
					$ttt_page_ids[$page_slug] = $page_id;
				}
			}
		}
	}
	*/
	
	update_option('ttt_page_ids', $ttt_page_ids);
	
	
	/* connect all translations by meta */
	
	/* get NL main trids */
	$nl_trids = array();
	foreach($ttt_page_ids['nl'] as $nl_page_slug => $nl_page_id)
	{
		$parent_nl_info = apply_filters('wpml_element_language_details', null, ['element_id' => $nl_page_id, 'element_type' => 'page']);
		$nl_trids[$nl_page_slug] = $parent_nl_info->trid;
	}
	if(!empty($nl_trids))
	{
		foreach(array_keys($pages) as $page_slug)
		{
			foreach($ttt_page_ids as $language_key => $pages)
			{
				if($language_key == 'nl')
					continue;
				
				/* loop the pages in this language */
				foreach($pages as $page_slug => $page_id)
				{
					$nl_trid = $nl_trids[$page_slug];
					
					/* connect to the NL translations */
					do_action('wpml_set_element_language_details', array(
						'element_id'           => $page_id,
						'element_type'         => 'page',
						'trid'                 => $nl_trid,
						'language_code'        => $language_key,
						'source_language_code' => 'nl',
					));
				}
			}
		}
	}
}

/* HOOK: custom location rule for field groups */
add_action('acf/init', 'acf_init_dashboard_location_type');
function acf_init_dashboard_location_type() 
{
    if(function_exists('acf_register_location_type')) 
	{
		include_once('includes/class/acf-location-dashboard.php');
        acf_register_location_type('TTT_ACF_Location_Dashboard');
    }
}

/* HOOK: display the TTT page type in the page list */
add_filter('display_post_states', 'ttt_page_post_states', 10, 2);
function ttt_page_post_states($states, $post) 
{
    if(get_post_type($post->ID) == 'page') 
	{
		if(get_post_meta($post->ID, 'ttt_page', true) == 1)
		{
			$pages = array(
				'support' 			=> __('Support', 'ttt-ld'),
				'faq'				=> __('FAQ', 'ttt-ld'),
				'consent_form'		=> __('Toestemmingsformulier', 'ttt-ld'),
				'scan_form'			=> __('Logopediescan', 'ttt-ld'),
				'school_admin_dash' => __('Schooladministrator-dashboard', 'ttt-ld'),
				'class_admin_dash' 	=> __('Leraar-dashboard', 'ttt-ld'),
				'spth_dash'			=> __('Logopedist-dashboard', 'ttt-ld'),
			);
			
			if($ttt_page_name = get_post_meta($post->ID, 'ttt_page_name', true))
			{
				if(array_key_exists($ttt_page_name, $pages))
					$states[] = $pages[$ttt_page_name] . __('-pagina', 'ttt-ld'); 	
			}
		}
    } 

    return $states;
} 

/* HOOK: point dashboard pages to TTT templates based on type */
add_filter('template_include', 'load_ttt_page_templates');
function load_ttt_page_templates($template) 
{
	$post_id = get_the_ID();
	if(get_post_type($post_id) == 'page') 
	{
		$page_id = $post_id;
		if(get_post_meta($page_id, 'ttt_page', true) == 1)
		{
			$ttt_page_name = get_post_meta($page_id, 'ttt_page_name', true);
			
			switch($ttt_page_name)
			{
				case 'consent_form':
					$template = TTT_PATH . 'templates/consent-form/consent-form.php';
					break;
				case 'scan_form':
					$template = TTT_PATH . 'templates/scan-form/scan-form.php';
					break;
				case 'school_admin_dash':
					$template = TTT_PATH . 'templates/dashboard/school-admin/dashboard.php';
					break;
				case 'class_admin_dash':
					$template = TTT_PATH . 'templates/dashboard/class-admin/dashboard.php';
					break;
				case 'spth_dash':
					$template = TTT_PATH . 'templates/dashboard/speech-therapist/dashboard.php';
					break;	
			}	
		}
	}
    return $template;
}

/* remove standard WordPress text field in favor of ACF for TTT-dashboard specific pages */
add_action('init', 'remove_default_editor_from_page', 999);
function remove_default_editor_from_page() 
{
    if(!is_admin()) 
       return;

    $post_id = filter_input( INPUT_GET, 'post', FILTER_SANITIZE_NUMBER_INT);
	if(get_post_type($post_id) == 'page') 
	{
		$page_id = $post_id;
		if(get_post_meta($page_id, 'ttt_page', true) == 1)
		{
			remove_post_type_support('page', 'editor');
		}
	}
}

/* HOOK: enqueue frontend scripts and styles */
add_action('wp_enqueue_scripts', 'ttt_enqueue_script');
function ttt_enqueue_script()
{
	/* frontend > dashboards */
	wp_register_style('ttt-dashboard-css', TTT_URL . 'assets/css/dashboard.css', false, TTT_VERSION);
	wp_enqueue_style('ttt-dashboard-css');
	
	wp_register_style('ttt-consent-form-css', TTT_URL . 'assets/css/consent-form.css', false, TTT_VERSION);
	wp_enqueue_style('ttt-consent-form-css');

	/* select2 */
	wp_register_script('ttt-select2', '//cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/js/select2.min.js', array('jquery'));
	wp_enqueue_script('ttt-select2');
	wp_register_style('ttt-select2-style', '//cdn.jsdelivr.net/npm/select2@4.1.0-rc.0/dist/css/select2.min.css');
	wp_enqueue_style('ttt-select2-style');

	/* (multi)datepicker */
	wp_enqueue_script('jquery-ui-datepicker');
	wp_register_script('jquery-multidatespicker-js', TTT_URL . 'assets/js/jquery-ui.multidatespicker.js', array('jquery'));
	wp_enqueue_script('jquery-multidatespicker-js');
	
	/* datetimepicker */
	wp_register_script('jquery-datetimepicker-js', TTT_URL . 'assets/js/jquery.datetimepicker.full.min.js', array('jquery'));
	wp_enqueue_script('jquery-datetimepicker-js');
	wp_register_style('jquery-datetimepicker-css', TTT_URL . 'assets/css/jquery.datetimepicker.min.css', false, TTT_VERSION);
	wp_enqueue_style('jquery-datetimepicker-css');
	
	wp_register_script('ttt-util-js', TTT_URL . 'assets/js/util.js', array('jquery', 'ttt-select2'));
	$localize_array = array(
		'ajax_url' => admin_url('admin-ajax.php'),
	);
	wp_localize_script('ttt-util-js', 'ttt_util_script_params', $localize_array);
	wp_enqueue_script('ttt-util-js');

	wp_register_script('ttt-frontend-js', TTT_URL . 'assets/js/frontend.js', array('jquery', 'ttt-select2', 'ttt-util-js'));
	$localize_array = array(
		'ajax_url' => admin_url('admin-ajax.php'),
		'class_max_pref_dates' => (get_option('ttt-max_pref_test_dates') ?: 3),
		'frontend_strings' => array(
			'ajax_error_str' => __('Fout bij communicatie met de server. Probeer het opnieuw.', 'ttt-ld'),
			'confirm_delete_pref_date' => __('Weet u zeker dat u deze datum wilt verwijderen?', 'ttt-ld'),
			'pref_date_exists' => __('Deze datum is al toegevoegd!', 'ttt-ld'),
			'msg_file_uploaded' => __('Bestand geüpload!', 'ttt-ld'),
			'lbl_close' => __('Sluiten', 'ttt-ld'),
			'lbl_open' => __('Openen', 'ttt-ld'),
			'lbls_datepicker_daysmin' => array(
				_x('Z', 'Sunday', 'ttt-ld'),
				_x('M', 'Monday', 'ttt-ld'),
				_x('D', 'Tuesday', 'ttt-ld'),
				_x('W', 'Wednesday', 'ttt-ld'),
				_x('D', 'Thursday', 'ttt-ld'),
				_x('V', 'Friday', 'ttt-ld'),
				_x('Z', 'Saturday', 'ttt-ld'),
			),
			'lbl_datepicker_next' => __('>', 'ttt-ld'),
			'lbl_datepicker_prev' => __('<', 'ttt-ld'),
		),
	);
	wp_localize_script('ttt-frontend-js', 'ttt_script_params', $localize_array);
	wp_enqueue_script('ttt-frontend-js');
	
	if(is_page() && get_post_meta(get_the_ID(), 'ttt_page_name', true) == 'consent_form')
	{
		wp_enqueue_script('signature-pad-js', 'https://cdnjs.cloudflare.com/ajax/libs/signature_pad/1.3.5/signature_pad.min.js');
		
		wp_register_script('ttt-consent-form-js', TTT_URL . 'assets/js/consentform.js', array('jquery', 'ttt-select2', 'signature-pad-js', 'ttt-util-js'));
		$localize_array = array(
			'ajax_url' => admin_url('admin-ajax.php'),
			'frontend_strings' => array(
				'ajax_error_str' => __('Fout bij communicatie met de server. Probeer het opnieuw.', 'ttt-ld'),
				'required_fields' => __('Vul de ontbrekende velden in.', 'ttt-ld'),
				'no_signature'	=> __('Onderteken a.u.b. het formulier.', 'ttt-ld'),
			),
		);
		wp_localize_script('ttt-consent-form-js', 'ttt_form_script_params', $localize_array);
		wp_enqueue_script('ttt-consent-form-js');
	}
}

/* HOOK: enqueue admin scripts and styles */
add_action('admin_enqueue_scripts', 'ttt_enqueue_scripts_admin');
function ttt_enqueue_scripts_admin()
{
	wp_register_style('ttt-admin-css', TTT_URL . 'admin/css/plugin-admin.css', false, TTT_VERSION);
	wp_enqueue_style('ttt-admin-css');
	
	wp_register_script('ttt-admin-js', TTT_URL . 'admin/js/plugin-admin.js', array('jquery'));
	$localize_array = array(
		'ajax_url' => admin_url('admin-ajax.php'),
		
		/* translateable strings */
		'msg_cf_delete_student_from_class' => __('Weet je zeker dat je deze leerling uit deze groep wilt verwijderen?', 'ttt-ld'),
		'msg_cf_delete_student_consent' => __('Weet je zeker dat je het toestemmingsformulier voor deze leerling wilt verwijderen?', 'ttt-ld'),
		'msg_student_consent_deleted' 	=> __('Toestemmingsformulier verwijderd!', 'ttt-ld'),
	);
	wp_localize_script('ttt-admin-js', 'ttt_admin_script_params', $localize_array);
	wp_enqueue_script('ttt-admin-js');
}

/* HOOK: register admin settings */
add_action('admin_init', 'ttt_register_settings');
function ttt_register_settings() 
{
	register_setting('ttt-settings-group', 'ttt_sender_name');
	register_setting('ttt-settings-group', 'ttt_sender_email');
	register_setting('ttt-settings-group', 'ttt_sender_replyto');
	
	register_setting('ttt-settings-group', 'ttt-max_pref_test_dates');
	register_setting('ttt-settings-group', 'ttt-enabled_roles');
	
	/* form settings */
	register_setting('ttt-settings-consentform-group', 'ttt-online-form-headertext');
	register_setting('ttt-settings-consentform-group', 'ttt-online-form-footertext');
	register_setting('ttt-settings-consentform-group', 'ttt-online-form-title');
	register_setting('ttt-settings-consentform-group', 'ttt-consent-form-headertext');
	register_setting('ttt-settings-consentform-group', 'ttt-consent-form-footertext');
	register_setting('ttt-settings-consentform-group', 'ttt-consent-form-title');
	register_setting('ttt-settings-consentform-group', 'ttt-max_consent_uploadsize');
	register_setting('ttt-settings-consentform-group', 'ttt-result-form-headertext');
	register_setting('ttt-settings-consentform-group', 'ttt-result-form-footertext');
	register_setting('ttt-settings-consentform-group', 'ttt-result-form-title');
	register_setting('ttt-settings-consentform-group', 'ttt-result-form-class-headertext');
	register_setting('ttt-settings-consentform-group', 'ttt-result-form-class-title');
	
	/* updated results form settings */
	register_setting('ttt-settings-consentform-group', 'ttt-color_not-indicated');
	register_setting('ttt-settings-consentform-group', 'ttt-color_further-research-required');
	register_setting('ttt-settings-consentform-group', 'ttt-color_indicated');
	
	/* batch */
	$score_items = array('language_apprehension', 'auditive_memory', 'vocabulary', 'sentence_phrasing',	'articulation');
	foreach($score_items as $score_item_key)
	{
		register_setting('ttt-settings-consentform-group', 'ttt-threshold_'.$score_item_key.'_red');
		register_setting('ttt-settings-consentform-group', 'ttt-threshold_'.$score_item_key.'_orange');
	}
}


/* HOOK: register admin settings page */
add_action('admin_menu', 'ttt_settings_optionspage');
function ttt_settings_optionspage() 
{
	add_menu_page(
		__('Instellingen', 'ttt-ld').' '.TTT_NAME,
		TTT_NAME,
		'manage_options',
		'ttt-settings',
		'ttt_settingspage_render',
		'data:image/svg+xml;base64,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',
		2
	);
	
	add_submenu_page(
		'ttt-settings',
		TTT_NAME.' '.__('activiteit', 'ttt-ld'),
		__('Activiteit', 'ttt-ld'),
		'manage_options',
		'ttt-activity',
		'ttt_activitypage_render',
		20
	);
	
	add_submenu_page(
		'ttt-settings',
		TTT_NAME.' '.__('toestemmingsformulier', 'ttt-ld'),
		__('Formulieren', 'ttt-ld'),
		'manage_options',
		'ttt-consent',
		'ttt_consentformpage_render',
		20
	);

}

/* HOOK: register plugin action link */
add_filter('plugin_action_links_'.plugin_basename(__FILE__), 'ttt_add_action_links');
function ttt_add_action_links($links) 
{
	$plugin_action_links = array(
		'<a href="'.admin_url('options-general.php?page=ttt-settings').'">'.__('Instellingen', 'ttt-ld').'</a>',
	);
	return array_merge($links, $plugin_action_links);
}

add_filter('use_block_editor_for_post', '__return_false', 10);