<?php
define('DEVELOP_IP', '127.0.0.1');

define('DEVELOP_REMOTE_IP', '172.22.0.1');   // Docker

define('WEB_PUBLIC', true);

define('ENDED_EVENT', false);
// set debug by set_ini 
if (strpos($_SERVER['REMOTE_ADDR'], DEVELOP_REMOTE_IP) === 0 || $_SERVER['REMOTE_ADDR'] === '127.0.0.1') {
    ini_set('display_errors', 1);
    ini_set('display_startup_errors', 1);
    error_reporting(E_ALL);
}

define('ALLOWED_IPS', serialize([
    '61.222.27.93', // AIA Taipei
    '59.125.7.31',  // AIA Taichung
    '59.125.7.33',  // AIA Taichung
    '61.60.216.21',  // Ben
    DEVELOP_REMOTE_IP // Docker
]));

define('SIGNUP_START_TIME', '2025-05-15 00:00:00');
define('SIGNUP_END_TIME', '2025-06-20 12:00:00');

define('RESTRICTED_PAGES', serialize([
    'agenda',
    'vip',
    'keynote-speakers',
    'panel-discussion',
    'moderator',
    'category/all-sessions',
]));


define('DI3VCLOUD_DSC_IP', '140.109.16.163');

if ($_SERVER['SERVER_ADDR'] == DEVELOP_IP) {
    define('LIVE_DOMAIN', 'localhost:8443');
    define('LIVE_DOMAIN_WITH_WWW', 'localhost:8443');
} else {
    define('LIVE_DOMAIN', 'workshop202506.aiacademy.tw');
    define('LIVE_DOMAIN_WITH_WWW', 'workshop202506.aiacademy.tw');
}
define('IS_HTTPS', $_SERVER['SERVER_PORT'] == 443 || (! empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off'));
if (!IS_HTTPS && $_SERVER['SERVER_ADDR'] != DEVELOP_IP) {
    // die($_SERVER['SERVER_ADDR'] . ' ' . $_SERVER['SERVER_PORT']);
    header('location:https://' . LIVE_DOMAIN . $_SERVER['REQUEST_URI']);
    exit;
}
/**
 * WordPress 基本設定檔。
 *
 * 本檔案包含以下設定選項： MySQL 設定、資料表前綴、
 * 私密金鑰、WordPress 語言設定以及 ABSPATH。如需更多資訊，請
 * 前往 {@link http://codex.wordpress.org/Editing_wp-config.php 編輯
 * wp-config.php} Codex 頁面。或者向您的空間提供商諮詢關於 MySQL 設定資訊。
 *
 * 這個檔案用於安裝程式自動生成 wp-config.php 設定檔。
 * 您不需要將它用於您的網站，可以手動複製這個檔案，
 * 並重新命名為 "wp-config.php"，然後輸入相關訊息。
 *
 * @package WordPress
 */

// ** MySQL 設定 - 您可以從主機服務提供商獲取相關資訊。 ** //
/** WordPress 的資料庫名稱，請更改 "database_name_here" */
if (file_exists(dirname(__FILE__) . '/db_user_pwd.php')) {
    include 'db_user_pwd.php';
}
if (! isset($db_user) or ! $db_user) {
    define('DB_NAME', 'mydb');

    /** MySQL 資料庫使用者名稱，請更改 "username_here" */
    define('DB_USER', 'root');

    /** MySQL 資料庫密碼，請更改 "password_here" */
    define('DB_PASSWORD', 'swC651121!#');
} else {
    define('DB_NAME', $db_name);
    define('DB_USER', $db_user);
    define('DB_PASSWORD', $db_pwd);
}

/** MySQL 主機位址 */
define('DB_HOST', 'mysql8');

/** 建立資料表時預設的文字編碼 */
define('DB_CHARSET', 'utf8mb4');

/** 資料庫對照型態。如果不確定請勿更改。 */
define('DB_COLLATE', 'utf8_unicode_ci');

/**#@+
 * 認證唯一金鑰設定。
 *
 * 將這些更改為不同的唯一字串或符號。
 * 您可以使用 {@link https://api.wordpress.org/secret-key/1.1/salt/ WordPress.org 私密金鑰服務} 來自動產生。
 * 您可於任何時候修改這些字串讓 Cookies 失效。這將會強制所有使用者必須重新登入。
 *
 * @since 2.6.0
 */
define('AUTH_KEY', 'aa};%M)xu(}p:LX7io:5+7g]NU/X68MT<?54,AODXx3{[)3WmW-ik~=)!Ru)idhc');
define('SECURE_AUTH_KEY', 'aa-Y/B8nSd-w*X-:q9hp#FHYUG51K=v.mY^31m~-8.cvoCI6|RM ZPo]}ZcAP6nJ');
define('LOGGED_IN_KEY', 'aa-r%elzGGx/,&1dve}+]y[!|W-*R)zV@VD13+c~R4f};m&FYs]Xn70p|gbJi2^V');
define('NONCE_KEY', 'aaApH^?tXO6urV^-PN(D|]hn`-%&$W3;h+.TRcE&)EQ$l0m?I)Sxqv]1cnj;C7:5');
define('AUTH_SALT', 'aa=v*n/&n]kj)oTv)YWD5@SYsHWDis[=8>{83QFR3CwUu/^b*1}|Zq0L,xWV3`IK');
define('SECURE_AUTH_SALT', 'aa$g>n@zEn}~%c XXi/#IUZ0|<%2[%!lADAfkwp855r]g_0wa~k+_Ysc1f;=[[(q');
define('LOGGED_IN_SALT', 'aax+qd_m{Z}V_)s6$SpI(vKkNYEo>-<X~v)/f#k0gI>%`65EcfJ[5_fX>3+`Bw`i');
define('NONCE_SALT', 'aaY?vt:+(D+j*p9jv+rc+ZFS]-DI@g0aB0KN%56-dfYpV>N$(rBW[xH10OXS~s3r');

/**#@-*/

/**
 * WordPress 資料表前綴。
 *
 * 若您為每個 WordPress 設定不同的資料表前綴，則可在同個資料庫內安裝多個 WordPress。
 * 前綴只能使用半型數字、字母和底線！
 */
$table_prefix = 'sci_';

/**
 * WordPress 自動儲存間隔
 *
 * 當您編輯文章時 WordPress 使用 Ajax 技術自動地定時幫您儲存文章草稿。
 * 您可更改數值以延長或減少自動儲存的時間間隔。
 * 預設儲存間隔為 60 秒。
 */
//define('AUTOSAVE_INTERVAL', 60 );  // 單位：秒

/**
 * WordPress 文章版本設定
 *
 * WordPress 預設會幫您儲存舊版的文章與分頁，以便您之後可以回復到先前的版本。
 * 這功能可關閉，或是指定最大版本數量。
 * 預設為開啟，若要關閉請將它設為 false。
 * 若您想指定指定最大版本數量，請設個整數。
 */
define('WP_POST_REVISIONS', 5);

/**
 * 快取
 *
 * 若 WP_CACHE 值為 true，當它執行 wp-settings.php 時會把 wp-content/advanced-cache.php 一起執行。
 * 許多快取外掛會要求您將這個值設為 true。
 */

/**
 * 啟用多網誌站台與網誌網路功能
 *
 * 若 WP_ALLOW_MULTISITE 值為 true 可啟用多網誌站台功能。
 */
//define('WP_ALLOW_MULTISITE', false);

/**
 * 開發人員用： WordPress 偵錯模式。
 *
 * 將此設定為 true 將可開啟開發時的通知顯示。
 * 強烈建議外掛與佈景主題開發人員使用 WP_DEBUG
 * 於他們的開發環境中。
 */
$LIVE_SERVER_IP = '172.18.0.2';

define('WP_DEBUG', strpos($_SERVER['REMOTE_ADDR'], DEVELOP_REMOTE_IP) === 0);


if ($_SERVER['SERVER_ADDR'] == $LIVE_SERVER_IP) { //
    define('WP_HOME', 'https://workshop202506.aiacademy.tw');
    define('WP_SITEURL', 'https://workshop202506.aiacademy.tw');
} else {
    define('WP_HOME', 'http://localhost:8443');
    define('WP_SITEURL', 'http://localhost:8443');
}

function now($format = 'Y-m-d H:i:s')
{ // %Y-%m-%d %H:%M:%S
    foreach (array('Y' => '%Y', 'm' => '%m', 'd' => '%d', 'H' => '%H', 'i' => '%M', 's' => '%S') as $k => $v) {
        $format = str_replace($k, $v, $format);
    }
    $ret = shell_exec("date '+" . $format . "'");
    return trim($ret);
}

/* 設定完成，請儲存檔案。然後開始 Blogging 吧！ */

/** WordPress 目錄的絕對路徑。 */
if (! defined('ABSPATH'))
    define('ABSPATH', dirname(__FILE__) . '/');


define('TBL_AGENDA', 'agenda');
define('TBL_AGENDA_LOGIN', 'agenda_login');
define('TBL_AGENDA_FILE_LOG', 'agenda_file_download_log');
define('TBL_AGENDA_WORKING', 'agenda_backup');
define('TBL_SPEAKERS', 'speakers');
define('TBL_SPEAKERS_CHANGELOG', 'speakers_changelog');
define('IS_GOOGLE_EXCEL_DATA', 1);
define('IS_UNCOMPRESS', isset($_GET['unc1c1c']));

define('HELPER_FUNC_FILE_DIR', __DIR__ . '/helper_functions.php');

define('WEB_URL', '/');
define('TOOLS_URL', WEB_URL . 'tools/');
define('PDF_URL', WEB_URL . 'pdf/');
define('KEYNOTE_SPEAKERS_URL', WEB_URL . 'keynote-speakers/');
define('SPECIAL_SPEAKERS_URL', WEB_URL . 'special-speakers/');
define('SPEAKERS_URL', WEB_URL . 'speakers/');
define('AGENDA_URL', WEB_URL . 'agenda/');
define('ENTER_URL', WEB_URL . 'enter/');
define('R0_URL', WEB_URL . 'r0/');
define('SIGNUP_URL', WEB_URL . 'signup/');
define('FE_VER', strpos($_SERVER['REMOTE_ADDR'], '198.13.46.35') === 0 ? '?1' . date('YmdHi') : '?2');
define('CSS_FOLDER', 'css');
define('CSS_URL', WEB_URL . CSS_FOLDER . '/');
define('CSS_VENDORS_URL', CSS_URL . 'vendor/');
define('JS_FOLDER', 'js');
define('JS_URL', WEB_URL . JS_FOLDER . '/');
define('JS_VENDOR_URL', JS_URL . 'vendor/');
define('ASSETS_URL', WEB_URL . 'assets/');
define('BOOTSTRAP_URL', ASSETS_URL . 'bootstrap/');
define('BS_DATERANGEPICKER_URL', JS_URL . 'bootstrap-daterangepicker/');
define('IMG_URL', WEB_URL . 'img/');
define('IMG_FLAG_URL', IMG_URL . 'flag/');
define('IMG_SPONSOR_3D_URL', IMG_URL . 'sp24/');
define('BANNER_URL', IMG_URL . 'bnr/');
define('IMAGES_URL', WEB_URL . 'images/');
define('IMG_SPEAKER_URL', IMG_URL . 'speaker/');
define('IMG_SPEAKER_DIR', __DIR__ . IMG_SPEAKER_URL);

define('CATEGORY_PREFIX_URL', WEB_URL . 'category/');
define('TAG_PREFIX_URL', WEB_URL . 'tag/');

$ip = $_SERVER['REMOTE_ADDR'];
define('IS_DEV', false); #strpos($_SERVER['HTTP_HOST'], '.dev')!==false); # TODO: code review
define('IS_TEAM_MEMBERS_IP', strpos($ip, '118.163.102.67') === 0 || strpos($ip, '36.225.213.191') === 0);
define('DIRL_601_602_WIFI_IP', '140.109.22.127'); # TODO: code review
define('IS_STRICT_TEAM_MEMBERS_IP', false); #$ip==='140.109.16.166' || $ip===DIRL_601_602_WIFI_IP || $ip==='127.0.0.1'); # TODO: code review
define('IS_PRODUCTION', strpos($_SERVER['HTTP_HOST'], LIVE_DOMAIN) !== false); # TODO: code review

define('AI_TALK_CAT_ID', 17);
define('DS_TALK_CAT_ID', 18);

define('EDM_CAT_ID', 3);

define('COORG_CAT_ID', 15);
define('ACADEMIC_PARTNER_CAT_ID', 273);
define('LIVE_SUPPORT_CAT_ID', 270);
define('SPONSOR_CAT_ID', 9);
define('DIAMOND_SPONSOR_CAT_ID', 10);
define('SILVER_SPONSOR_CAT_ID', 11);
define('GOLD_SPONSOR_CAT_ID', 12);

define('SPONSOR_KPMG_POST_ID', 6440);
define('SPONSOR_MS_POST_ID', 570);
define('SPONSOR_CISCO_POST_ID', 6442);
define('SPONSOR_ASIASCHOOL_POST_ID', 6519);
define('SPONSOR_INFUSEAI_POST_ID', 7110);

define('ABOUT_PAGE_ID', 2);
define('AGENDA_PAGE_ID', 6);

define('SUPPORT_COM_PAGE_ID', 23);
define('SUPPORT_ORG_PAGE_ID', 34);

define('SPEAKER_PAGE_ID', 8);
define('VUL_PAGE_ID', 37);

define('EMCEE_PAGE_ID', 7328);
define('HOST_PAGE_ID', 7328);
define('VIP_PAGE_ID', 1412);
define('KEYNOTE_SPEAKER_PAGE_ID', 321);
define('PANEL_DISCUSSION_PAGE_ID', 8301);
define('SPECIAL_SPEAKER_PAGE_ID', 7114);
define('TOPIC_SPEAKER_PAGE_ID', 665);
define('TOPIC_SPEAKER_TOTAL_NUM', 124);
define('KEYNOTE_SPEAKER_TOTAL_NUM', 4);

define('SIGNUP_PAGE_ID', 10954);
define('TICKET_INFO_PAGE_ID', 54);
define('TRANSFER_TICKET_PAGE_ID', 57);
define('AI_SPEAKER_PAGE_ID', 57);
define('TRAFFIC_PAGE_ID', 60);

define('ORGANIZING_PAGE_ID', 27);

define('SPONSOR_PAGE_ID', 14);
define('MEDIA_PARTNER_PAGE_ID', 32);

define('PAST_PAGE_ID', 12);

define('EMCEE_CAT_ID', 272);
define('HOST_CAT_ID', 272);
define('VIP_CAT_ID', 16);
define('SPEAKER_CAT_ID', 6);
define('SPECIAL_SPEAKER_CAT_ID', 271);
define('KEYNOTE_SPEAKER_CAT_ID', 4);
define('TOPIC_SPEAKER_CAT_ID', 5);
define('AI_SPEAKER_CAT_ID', 7);
#define('DS_SPEAKER_CAT_ID', 8);
define('PANEL_SPEAKER_CAT_ID', 8);

define('SPECIAL_SPEAKER_ID1', 0);
define('SPECIAL_SPEAKER_ID2', 0);
define('SPECIAL_SPEAKER_ID3', 0);
define('SPECIAL_SPEAKER_ID4', 0);
define('SPECIAL_SPEAKER_ID5', 0);
define('SPECIAL_SPEAKER_ID6', 0);

// Home page use cache
$uri = $_SERVER['REQUEST_URI'];
$a = explode('?', $uri); #while development
$uri = $a[0];
if ($_SERVER['REMOTE_ADDR'] !== DEVELOP_IP) {
    $cache_file = __DIR__ . '/v_cache/home_cache.html';
    if (($uri == "" || $uri == "/") && substr($a[1], 0, 2) != "nc") {
        if (file_exists($cache_file)) {
            $html = file_get_contents($cache_file);
            if ($html) {
                $html = str_replace('http://' . $_SERVER['SERVER_NAME'], '//' . $_SERVER['SERVER_NAME'], $html);
                die($html
                    . ($_SERVER['REMOTE_ADDR'] == '61.222.27.93' ? '<!--' . date("Y-m-d H:i:s.", filemtime($cache_file)) . '@' . $filename . '-->' : ''));
            }
        }
    }
}

/* user authentication */
if (! in_array($_SERVER['REMOTE_ADDR'], array('149.28.16.132'))) : // Skip this code if the IP is the host to avoid the alert message being cached.//,'61.222.27.93'
    if (stripos($uri, "playback") !== false) {
        //require_once $_SERVER['DOCUMENT_ROOT'] ."/email_validation/continuous_authentication.php";
    }
endif;

function get_agenda_login_hash($type, $no, $email_or_phone)
{ # TODO: code review
    #return hash('sha256', $no.'-datasci'.$email_or_phone.'-.tw');
    return hash('sha256', $no . '-aia' . $email_or_phone . '-cademy.tw');
}

/* palyback use cache */
if (0) :
    $v_cache_path = $_SERVER['DOCUMENT_ROOT'] . '/v_cache/';
    $cache_files = array(
        'playback-workshop2025', //
        'workshop2025-playback-video' //
    );
    foreach ($cache_files as $file) {

        $cache_file = $v_cache_path . $file . '.html';
        if ($uri == "/$file/" && substr($a[1], 0, 2) != "nc") {

            if (file_exists($cache_file)) {
                $html = file_get_contents($cache_file);
                if ($html) {
                    $html = str_replace('http://' . $_SERVER['SERVER_NAME'], '//' . $_SERVER['SERVER_NAME'], $html);
                    die($html
                        . ($_SERVER['REMOTE_ADDR'] == '61.222.27.93' ? '<!--' . date("Y-m-d H:i:s.", filemtime($cache_file)) . '@' . $filename . '-->' : ''));
                }
            }
        }
    }
endif;

// function mb_str_split( $s ) {
//     # Split at all position not after the start: ^
//     # and not before the end: $
//     return preg_split('/(?<!^)(?!$)/u', $s );
// }

function d() {}
function dd() {}

function have($s, $find)
{
    return strpos($s, $find) !== false;
}
function nono($s, $find)
{
    return strpos($s, $find) === false;
}
function is_facebook_bot()
{
    return isset($_SERVER['HTTP_USER_AGENT']) && strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'facebook') !== false;
}
function is_twitter_bot()
{
    return isset($_SERVER['HTTP_USER_AGENT']) && strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'twitter') !== false;
}
function is_google_bot()
{
    return isset($_SERVER['HTTP_USER_AGENT']) && strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'google') !== false;
}
function is_bot()
{
    $b = isset($_SERVER['HTTP_USER_AGENT']) && (
        strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'bot') !== false
        || is_google_bot()
        || is_facebook_bot()
        || is_twitter_bot()
    );
    return $b;
}
function need_og_tags()
{
    return is_facebook_bot() || is_twitter_bot(); # https://dev.twitter.com/cards/getting-started#crawling
}
function need_twitter_card_tags()
{
    return is_twitter_bot();
}

function my_safe_html($s, $ary_allow = array())
{
    foreach ($ary_allow as $k => $v) {
        $s = str_replace($k, $v, $s);
    }
    $s = htmlspecialchars($s);
    foreach ($ary_allow as $k => $v) {
        $s = str_replace($v, $k, $s);
    }
    return $s;
}
function imgsrc_rm_domain($imgsrc)
{
    $b = false;
    $a = array($_SERVER['SERVER_NAME'], LIVE_DOMAIN, LIVE_DOMAIN_WITH_WWW);
    $a = array_unique($a);
    foreach ($a as $domain) {
        if (strpos($imgsrc, $domain) !== false) {
            $b = $domain;
            break;
        }
    }
    if ($b) {
        list($tmp, $imgsrc) = explode($b, $imgsrc);
    }
    return $imgsrc;
}
function get_imgsrc_by_post_meta($post_ID, $meta_key = 'photo', $image_size = 'medium')
{
    $img = get_post_meta($post_ID, $meta_key, true);
    $img = wp_get_attachment_image($img, 'medium');
    preg_match('/ src=".*?"/', $img, $m);
    $imgsrc = isset($m[0]) ? substr($m[0], 6, -1) : '';
    $imgsrc = imgsrc_rm_domain($imgsrc);
    return $imgsrc;
}
function get_attribute_value_in_one_tag($tag_html, $attr = 'src')
{
    preg_match('/ ' . $attr . '=".+?"/i', $tag_html, $m);
    return str_replace(array(' ' . $attr . '="', '"'), '', $m[0]);
}

function get_featured_imgsrc($post_id, $ary_size_conf = array(320, 320))
{
    $imgsrc = '';
    $html_thumb = get_the_post_thumbnail($post_id, $ary_size_conf);
    $thumb = preg_match('/ src=".*?"/', $html_thumb, $m);
    if (isset($m[0]) && $m[0] != '') {
        $imgsrc = str_replace(array('"', " src="), '', $m[0]);
    } else {
        global $wpdb;
        $query = $wpdb->prepare("SELECT * FROM speakers WHERE post_id = %s", $post_id);
        $row = $wpdb->get_row($query);
        $imgsrc = $row->photo ?? "";
    }
    return $imgsrc;
}

$ary_frontend_modules_config = array(
    // https://github.com/kazzkiq/balloon.css/blob/master/balloon.css
    // 'balloon'=>array('CSS'=>$IS_PC ? array(CSS_URL.'balloon.css') : array()) // using Javascript dynamic loading
    /*<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">

<!-- Latest compiled and minified JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>*/
    'bootstrap' => array(
        'CSS' => array(BOOTSTRAP_URL . 'css/bootstrap.min.css', BOOTSTRAP_URL . 'css/bootstrap-theme.min.css'),
        'JS' => array(BOOTSTRAP_URL . 'js/bootstrap.min.js')
    ),
    'bootstrap_daterangepicker' => array(
        'CSS' => array(
            BS_DATERANGEPICKER_URL . 'daterangepicker.css'
        ),
        'JS' => array(
            BS_DATERANGEPICKER_URL . 'moment.min.js',
            BS_DATERANGEPICKER_URL . 'daterangepicker.js',
            // <!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
            // 'https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js', // lt IE9
            // 'https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js',  // lt IE9
        )
    ),
    'base' => array('CSS' => array(CSS_URL . 'workshop2025base.css' . FE_VER)),
    'fonts' => array('CSS' => array(CSS_URL . 'fonts.css')),
    'animations' => array('CSS' => array(CSS_URL . 'animations.css')),
);
array_unshift(
    $ary_frontend_modules_config['bootstrap_daterangepicker']['CSS'],
    $ary_frontend_modules_config['bootstrap']['CSS'][0],
    $ary_frontend_modules_config['bootstrap']['CSS'][1]
);
array_unshift(
    $ary_frontend_modules_config['bootstrap_daterangepicker']['JS'],
    $ary_frontend_modules_config['bootstrap']['JS'][0]
);

function collect_frontend_assets($ary_frontend_modules)
{
    global $ary_frontend_modules_config;
    $ary_CSS = $ary_JS = array();
    foreach ($ary_frontend_modules as $module) {
        $assets = $ary_frontend_modules_config[$module];
        foreach (array('JS', 'CSS') as $type) {
            // if(!is_array($assets[$type])){var_dump($assets[$type]);continue;}
            if (! is_array($assets[$type])) {
                continue;
            }
            foreach ($assets[$type] as $url) {
                if (! in_array($url, ${'ary_' . $type})) {
                    array_push(${'ary_' . $type}, $url);
                }
            }
        }
    }
    return array('CSS' => $ary_CSS, 'JS' => $ary_JS);
}
function get_css_js_assets_handle($css_js_relative_url)
{
    if (strpos($css_js_relative_url, '?') !== false) {
        list($css_js_relative_url, $_) = explode('?', $css_js_relative_url);
    }
    $css_js_relative_url = str_replace('/', '-', $css_js_relative_url);
    $css_js_relative_url = str_replace('.', '_', $css_js_relative_url);
    $handle = 'ZZZ' . $css_js_relative_url;
    return $handle;
}
function load_css_assets($ary_css, $launch_css_path = '')
{
    if (! is_array($ary_css)) {
        var_dump($ary_css);
        return;
    }
    if ($launch_css_path) {
        array_push($ary_css, $launch_css_path);
    }
    foreach ($ary_css as $v) {
        if ($v) {
            // echo'<link href='.$v.' rel="stylesheet" />';
            wp_enqueue_style(get_css_js_assets_handle($v), $v);
        }
    }
}
function load_js_assets($ary_js, $launch_js_path = '')
{
    if (! is_array($ary_js)) {
        var_dump($ary_js);
        return;
    }
    if ($launch_js_path) {
        array_push($ary_js, $launch_js_path);
    }
    foreach ($ary_js as $v) {
        if ($v) {
            // echo'<script src='.$v.' ></script>';
            wp_enqueue_script(get_css_js_assets_handle($v), $v);
        }
    }
}
function get_sql_limit($page, $pagesize)
{
    if ($page == 1) {
        return ' LIMIT ' . $pagesize;
    }
    return ' LIMIT ' . (($page - 1) * $pagesize) . ', ' . $pagesize;
}
function display_post_tags($post)
{
    return '';
    $tags = wp_get_post_tags($post->ID);
    if (! $tags)
        return '';
    $ret = '
<div class="tags"><span>關鍵字:</span><ul>';
    foreach ($tags as $tag) {
        $ret .= '<li><a href="' . TAG_PREFIX_URL . $tag->name . '">' . $tag->name . '</a></li>';
    }
    $ret .= '</ul></div>';
    return $ret;
}
function display_date($date, $find = '-', $to = '/')
{
    return str_replace($find, $to, $date);
}
function convert_num2day($num)
{
    $a = array('?', '一', '二', '三', '四', '五', '六', '日');
    return isset($a[$num]) ? $a[$num] : '---';
}

session_start();
class DataConf
{
    const DEFAULT_CONF = 'AI'; # or 'DS'
    const AI_CONF = 'AI';
    const DS_CONF = 'DS';
    public static function get_current_conf_name()
    {
        if (
            isset($_GET['conf'])
            && in_array(
                $_GET['conf'],
                array(self::AI_CONF, self::DS_CONF)
            )
        ) {
            $conf = $_GET['conf'];
            $_SESSION['conf'] = $conf;
        } else {
            $conf = isset($_SESSION['conf']) && $_SESSION['conf'] ? $_SESSION['conf'] : self::DEFAULT_CONF;
        }
        return $conf;
    }
    public static function is_AI_conf()
    {
        return self::get_current_conf_name() === self::AI_CONF;
    }
    public static function is_DS_conf()
    {
        return self::get_current_conf_name() === self::DS_CONF;
    }
    public static function set_conf($type)
    {
        if ($type == self::AI_CONF) {
            $_SESSION['conf'] = self::AI_CONF;
        }
        if ($type == self::DS_CONF) {
            $_SESSION['conf'] = self::DS_CONF;
        }
    }
    public static function get_url_with_conf_querystring($url)
    {
        $S = strpos($url, '?') !== false ? '&' : '?';
        return $url . $S . 'conf=' . self::get_current_conf_name();
    }
}

function is_AI_DS_output_html($type = 'AI')
{
    $targetValue = $type === 'DS' ? DataConf::DS_CONF : DataConf::AI_CONF;
    $b1 = ! is_bot();
    $b2 = is_bot() && ((isset($_GET['conf']) && $_GET['conf'] == $targetValue) || (isset($_SESSION['conf']) && $_SESSION['conf'] == $targetValue));
    return $b1 || $b2;
}
function is_AI_output_html()
{
    return is_AI_DS_output_html('AI');
}
function is_DS_output_html()
{
    return is_AI_DS_output_html('DS');
}

function get_conf_first_value($post_ID)
{
    $ary_conf = get_post_meta($post_ID, 'which_conf', true);
    $conf = isset($ary_conf[0]) ? $ary_conf[0] : '';
    return $conf;
}

function get_conf_img($post_ID, $return_only_img = false)
{
    return ''; //20170821 teacher does not like.
    $conf = get_conf_first_value($post_ID);
    $conf_imgsrc = '';
    if ($conf === 'ds') {
        $conf_imgsrc = IMG_URL . 'conf-ds.svg';
    } elseif ($conf === 'ai') {
        $conf_imgsrc = IMG_URL . 'conf-ai.svg';
    }
    $conf_img = $conf_imgsrc ? '<img src="' . $conf_imgsrc . '" class="conf-icon" height=28 />' : '';
    return $return_only_img ? $conf_img : array('img' => $conf_img, 'conf' => $conf);
}

function get_speaker_agenda_by_speaker_id($speaker_id, $speaker_title = "", $speaker_name = "")
{
    global $wpdb;
    $sql = "SELECT * FROM " . TBL_AGENDA . " WHERE speaker_id='" . $speaker_id . "'";
    $speaker_agenda = $wpdb->get_results($sql);
    if (! $speaker_agenda) {
        $sql = "SELECT * FROM " . TBL_AGENDA . " WHERE speaker_id REGEXP '\\\\+" . $speaker_id . "$'";
        $speaker_agenda = $wpdb->get_results($sql);
    }
    if (! $speaker_agenda) {
        $sql = "SELECT * FROM " . TBL_AGENDA . " WHERE speaker_id REGEXP '^" . $speaker_id . "\\\\+'";
        $speaker_agenda = $wpdb->get_results($sql);
    }
    if (! $speaker_agenda) {
        $sql = "SELECT * FROM " . TBL_AGENDA . " WHERE speaker_id REGEXP '\\\\+" . $speaker_id . "\\\\+'";
        $speaker_agenda = $wpdb->get_results($sql);
    }
    if (! $speaker_agenda && $speaker_title && $speaker_name) {
        $sql = "SELECT * FROM " . TBL_AGENDA . " WHERE speaker_id like '%{$speaker_title}%' and speaker_id like '%{$speaker_name}%'";
        $speaker_agenda = $wpdb->get_results($sql);
    } elseif (! $speaker_agenda && $speaker_name) {
        $sql = "SELECT * FROM " . TBL_AGENDA . " WHERE speaker_id like '%{$speaker_name}%';";
        $speaker_agenda = $wpdb->get_results($sql);
    }
    #if(isset($_GET['debug'])){var_dump($speaker_agenda);echo$sql;}
    return $speaker_agenda ? $speaker_agenda[0] : array(); # $sql,$speaker_title , $speaker_name
}

function get_speaker_agenda_by_speaker_anchor($anchor)
{
    global $wpdb;
    $rows = $wpdb->get_results('SELECT * FROM ' . TBL_SPEAKERS . ' WHERE hide=0 AND anchor="' . $anchor . '"');
    if ($rows) {
        $speaker_id = $rows[0]->id;
        $speaker_agenda = get_speaker_agenda_by_speaker_id($speaker_id);
        return $speaker_agenda;
    }
    return array();
}
function is_AI_agenda($agenda)
{
    return $agenda && ($agenda->day == 1 || $agenda->day == 2);
}
function is_DS_agenda($agenda)
{
    return $agenda->day == 3 || $agenda->day == 4;
}
function get_agenda_talk_type_prefix_by($speaker_anchor_or_speaker_id)
{
    if (1 === preg_match('/^[0-9]+$/', $speaker_anchor_or_speaker_id)) {
        $speaker_id = $speaker_anchor_or_speaker_id;
        $speaker_anchor = '';
    } else {
        $speaker_id = '';
        $speaker_anchor = $speaker_anchor_or_speaker_id;
    }
    if ($speaker_anchor) {
        $speaker_agenda = get_speaker_agenda_by_speaker_anchor($speaker_anchor);
    } elseif ($speaker_id) {
        $speaker_agenda = get_speaker_agenda_by_speaker_id($speaker_id);
    }
    $prefix = '';
    if (is_AI_agenda($speaker_agenda)) {
        $prefix = '人工智慧';
    } elseif (is_DS_agenda($speaker_agenda)) {
        $prefix = '資料科學';
    }
    return $prefix;
}

function get_talktime(
    $speaker_agenda,
    #$ary_room = array('R0','A0','R1','R2','A1'),
    $ary_room = array('R0', 'R1', 'R2', 'R3'),
    #$ary_agenda_day = array('','11/9 (四)','11/10 (五)','11/11 (六)','11/12 (日)')
    $ary_agenda_day = array('', '09/15 (Fri.)', '09/16 (Sat.)', '10/8 (Fri.)')
) {
    $talktime = '';
    $is_AI = is_AI_agenda($speaker_agenda);
    $is_DS = false; #is_DS_agenda($speaker_agenda);
    if ($is_AI) {
        $talktime .= ''; /*'2020 AI Academy 台灣人工智慧年會';*/
    }
    #if($is_DS){$talktime.='台灣資料科學年會';}
    $dur = $speaker_agenda->during;
    $talktime = '<a href="' . WEB_URL . 'agenda/?conf=' . ($is_AI ? 'AI' : ($is_DS ? 'DS' : '')) . '#d' . $speaker_agenda->day . 't' . substr($dur, 0, 4) . '">' . $talktime;
    $talktime .= #' 第 '.($speaker_agenda->day>2 ? $speaker_agenda->day-2 : $speaker_agenda->day)
        #.' 天 '.$ary_agenda_day[$speaker_agenda->day]
        #.' '.
        '⏱️ ' . $ary_agenda_day[$speaker_agenda->day]
        . ' ' .
        substr($dur, 0, 2) . ':' . substr($dur, 2, 2) . '-' . substr($dur, 5, 2) . ':' . substr($dur, 7, 2)
        . '</a>'
        . ' at ' . $ary_room[$speaker_agenda->room] . ($speaker_agenda->room == 3 ? " ( Academia Sinica Academic Activities Center )" : "");
    return $talktime;
}

function display_AIA()
{
    return '';
    #return IS_OPEN_AIACADEMY ? '<a href=https://aiacademy.tw class="btn btn-primary" target=_blank style=display:none><img src="'.BANNER_URL.'AIA.svg" alt="台灣人工智慧學校" /></a>' : '';
}

define('TEAM_TICKET_SIGNUP_BASE_NUMBER', 5000); # because the total of personal-ticket is less than 5000
define('MAX_TEAM_TICKET_SIGNUP_NUMBER', 6000);
function is_team_ticket($signup_number)
{
    return $signup_number > TEAM_TICKET_SIGNUP_BASE_NUMBER && $signup_number <= MAX_TEAM_TICKET_SIGNUP_NUMBER;
}

function health_encode($phone)
{
    return md5('conf20lajsda' . $phone . 'alsd20');
}

define('MMR_CACHE_DIR', ABSPATH . 'fe'); # front-end
define('MMR_CACHE_URL', '/fe');
define('SLIDE_FILE_TEXT', '簡報檔'); #'投影片');

/** 設定 WordPress 變數和包含的檔案。 */
require_once(ABSPATH . 'wp-settings.php');
define('IS_OPEN_AIACADEMY', true); #(strpos($_SERVER['REMOTE_ADDR'],'140.109.')===0&& isset($_GET['AIA'])) || current_time('mysql')>='2017-11-10 08:57:00');

$now = current_time('mysql');
define('IS_OPEN_SLIDES_DAY1', $now >= '2020-11-13 08:00:00' || (IS_TEAM_MEMBERS_IP && isset($_GET['testtalkfile']) && $now >= '2020-10-31 08:00:00'));
define('IS_OPEN_SLIDES_DAY2', $now >= '2020-11-14 08:00:00' || (IS_TEAM_MEMBERS_IP && isset($_GET['testtalkfile']) && $now >= '2020-11-12 08:00:00'));
#define('IS_OPEN_SLIDES_DAY3', $now>='2017-11-11 08:00:00' || (IS_TEAM_MEMBERS_IP&&isset($_GET['testtalkfile'])&&$now>='2017-11-09 08:00:00'));
#define('IS_OPEN_SLIDES_DAY4', $now>='2017-11-12 08:00:00' || (IS_TEAM_MEMBERS_IP&&isset($_GET['testtalkfile'])&&$now>='2017-11-10 08:00:00'));

define('IS_TESTING_SERVER', false); #$_SERVER['SERVER_NAME']==='2017ready.aiacademy.tw');
define('IS_LIVE_SERVER', IS_PRODUCTION); #!IS_TESTING_SERVER && strpos($_SERVER['SERVER_NAME'], LIVE_DOMAIN)!==false); # TODO: code review
$user = wp_get_current_user();
define('IS_LOGIN_TEAM_MEMBER', in_array($user->user_login, array('vansindata', 'dh', 'richie')));
// define('FS_METHOD', 'direct'); # TODO: upgrade core