<?php
/**
 * Plugin Name: AdnKronos Feed Importer 2
 * Plugin URI: https://adnkronos.com
 * Description: Import news from Feed AdnKronos
 * Version: 2.1.1
 * Author: Oimmei AdnKronos
 * Author URI: https://adnkronos.com
 * License: GPLv2 or later
 **/


if (!defined('ABSPATH')) {
    exit;
} // Exit if accessed directly


// includo file di utitlity
include_once('inc/utility.php');
include_once('admin/option-panel.php');
include_once('admin/log-panel.php');

if (!defined('ADNK_API_BASE_URL')) {
    define('ADNK_API_BASE_URL', 'https://pluginv2.adnkronos.com');
}

function adnk_import_feed_by_button()
{
    adnk_import_feed();
    wp_redirect(site_url() . '/wp-admin/edit.php');
}

function adnk_import_feed()
{
    $post_ids_array = [];

    try {
        $inizio = new DateTime();
        /* get option from option page */
        $log_file = dirname(__FILE__) . '/logs/' . gmdate('Ymd') . '_import.log';
        $orario = (new DateTime())->format('Y-m-d H:i:s');
        file_put_contents($log_file, $orario . " Inizio importazione\n", FILE_APPEND);

        $transient = get_transient('adnk_import_running');
        if (!(false === $transient)) {
            file_put_contents($log_file,
                $orario . " Importazione non lanciata perchè entro i 90s dalla precedente\n",
                FILE_APPEND);
            $url = wp_get_raw_referer();
            wp_redirect($url);

            return;
        } else {
            set_transient('adnk_import_running', 'running', 90);
            file_put_contents($log_file, $orario . " Avvio effettivo\n", FILE_APPEND);
        }

        $selected_post_owner_email = get_adnk_importer_option('selected_post_owner');
        $selected_image_owner_email = get_adnk_importer_option('selected_image_owner');
        $check_no_image_import = get_adnk_importer_option('check_no_image_import');

        $consent_send_statistical_data = get_adnk_settings_option('consent_send_statistical_data');

        $feeds = adnk_feed_by_site();
        if ($feeds === false) {
            file_put_contents($log_file,
                $orario . " Importazione non possibile per problema chiamata elenco feed (codice 63)\n",
                FILE_APPEND);
            $url = wp_get_raw_referer();
            wp_redirect($url);

            return;
        }

        $feed_url_array = array();

        foreach ($feeds as $feed) {
            $checkOptionCode = 'url_' . $feed['code'] . '_feed';
            $checkOptionValue = get_adnk_importer_option($checkOptionCode);
            $categoryOptionCode = 'selected_' . $feed['code'] . '_feed_category';
            $categoryOptionValue = get_adnk_importer_option($categoryOptionCode);
            $statusOptionCode = 'selected_' . $feed['code'] . '_post_status';
            $statusOptionValue = get_adnk_importer_option($statusOptionCode);
            $ownerOptionCode = 'selected_' . $feed['code'] . '_post_owner';
            $ownerOptionValue = get_adnk_importer_option($ownerOptionCode);

            if ($checkOptionValue == 'on') {
                $feed_url_array[$feed['code']]['name'] = "{$feed['name']} - {$feed['link']}";
                $feed_url_array[$feed['code']]['url'] = $feed['link'];
                $feed_url_array[$feed['code']]['status'] = $statusOptionValue;
                $feed_url_array[$feed['code']]['category'] = $categoryOptionValue;
                $feed_url_array[$feed['code']]['owner'] = $ownerOptionValue;
                $feed_url_array[$feed['code']]['youtube'] = $feed['youtube'];
            }
        }

        $feedJson = json_encode($feed_url_array);

        foreach ($feed_url_array as $key => $feed_argument) {

            $orario = (new DateTime())->format('Y-m-d H:i:s');
            file_put_contents($log_file, "\n" . $orario . " Letture {$feed_argument['name']}\n", FILE_APPEND);

            $xml_string = adnki_feed2string($feed_argument['url']);
            /* creare i post della categoria giusta e nello stato selezionato */
            //file_put_contents($log_file, $orario." Ricevuto feed:\n ".json_encode($post_feed_result_array)."\n", FILE_APPEND);

            if ($feed_argument['youtube']) {
                $post_feed_result_array = youtube_xml_to_array($xml_string);
                //video
                foreach ($post_feed_result_array['entries'] as $videopost) {

                    // guid creare custom field e controllare se già esiste prima di importarlo
                    $new_post_id = adnk_create_video_post_from_result(
                        $videopost,
                        $feed_argument['category'],
                        $feed_argument['status'],
                        $feed_argument['owner'] ?: $selected_post_owner_email,
                        $key,
                        $check_no_image_import,
                        $feed_argument['owner'] ?: $selected_image_owner_email
                    );

                    if (!is_null($new_post_id)) {
                        $post_ids_array[] = $new_post_id;
                    }
                }
            } else {
                $post_feed_result_array = adnki_feed2xml($feed_argument['url']);
                //non video
                foreach ($post_feed_result_array->channel->item as $post) {
                    // guid creare custom field e controllare se già esiste prima di importarlo
                    $new_post_id = adnk_create_post_from_result($post,
                        $feed_argument['category'],
                        $feed_argument['status'],
                        $feed_argument['owner'] ?: $selected_post_owner_email,
                        $key,
                        $check_no_image_import,
                        $feed_argument['owner'] ?: $selected_image_owner_email
                    );

                    if (!is_null($new_post_id)) {
                        $post_ids_array[] = $new_post_id;
                    }

                    //error_log($new_post_id);
                }
            }
        }

        $fine = new DateTime();
        $orario = $fine->format('Y-m-d H:i:s');

        $secondi = $fine->getTimestamp() - $inizio->getTimestamp();
        file_put_contents($log_file, $orario . " Fine importazione ({$secondi} secondi)\n", FILE_APPEND);

        //adnk_eventual_consistency($post_ids_array);

        //wp_redirect( site_url() . '/wp-admin/edit.php' );
    } catch (Exception $e) {
        file_put_contents($log_file, $orario . " Eccezione: \n" . $e->getMessage(), FILE_APPEND);
    }
    return $post_ids_array;
}


/* set cron job */
add_filter('cron_schedules', 'adnk_import_cron_schedule');

function adnk_import_cron_schedule($schedules)
{
    $schedules['halfhourly'] = array(
        'interval' => 1800,
        'display' => __('halfhourly', 'adnkronos'),
    );

    $schedules['twohourly'] = array(
        'interval' => 7200,
        'display' => __('twohourly', 'adnkronos'),
    );

    $schedules['fourhourly'] = array(
        'interval' => 14400,
        'display' => __('fourhourly', 'adnkronos'),
    );

    $schedules['sixhourly'] = array(
        'interval' => 21600,
        'display' => __('sixhourly', 'adnkronos'),
    );

    return $schedules;
}

register_activation_hook(__FILE__, 'adnk_import_activation');

function adnk_import_activation($selected_freq_import = 'daily')
{

    wp_clear_scheduled_hook('adnk_import_event');

    if (!wp_next_scheduled('adnk_import_event')) {
        $date = gmdate("h:i:sa", strtotime('+5 minutes'));
        wp_schedule_event(strtotime($date), $selected_freq_import, 'adnk_import_event');
    }


    /* cron invio dati statistici */
    // Schedule an action if it's not already scheduled
    if (!wp_next_scheduled('adki_add_cron_onceaday')) {
        wp_schedule_event(time(), 'daily', 'adki_add_cron_onceaday');
    }

}

add_action('adnk_import_event', 'adnk_import_feed');