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functions.php
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<?php
if (version_compare( $GLOBALS['wp_version'], '4.4-alpha', '<' )) {
echo "<div style='background: #5e72e4;color: #fff;font-size: 30px;padding: 50px 30px;position: fixed;width: 100%;left: 0;right: 0;bottom: 0px;z-index: 2147483647;'>Argon 主题不支持 Wordpress 4.4 以下版本，请更新 Wordpress</div>";
}
function theme_slug_setup() {
add_theme_support('title-tag');
add_theme_support('post-thumbnails');
}
add_action('after_setup_theme','theme_slug_setup');
$GLOBALS['theme_version'] = wp_get_theme() -> Version;
$argon_assets_path = get_option("argon_assets_path");
if ($argon_assets_path== "jsdelivr"){
$GLOBALS['assets_path'] = "https://cdn.jsdelivr.net/gh/solstice23/argon-theme@" . wp_get_theme() -> Version;
}else if ($argon_assets_path == "fastgit"){
$GLOBALS['assets_path'] = "https://raw.fastgit.org/solstice23/argon-theme/v" . wp_get_theme() -> Version;
}else{
$GLOBALS['assets_path'] = get_bloginfo('template_url');
}
//更新主题版本后的兼容
$argon_last_version = get_option("argon_last_version");
if ($argon_last_version == ""){
$argon_last_version = "0.0";
}
if (version_compare($argon_last_version, $GLOBALS['theme_version'], '<' )){
if (version_compare($argon_last_version, '0.940', '<' )){
if (get_option('argon_mathjax_v2_enable') == 'true' && get_option('argon_mathjax_enable') != 'true'){
update_option("argon_math_render", 'mathjax2');
}
if (get_option('argon_mathjax_enable') == 'true'){
update_option("argon_math_render", 'mathjax3');
}
}
if (version_compare($argon_last_version, '0.970', '<' )){
if (get_option('argon_show_author') == 'true'){
update_option("argon_article_meta", 'time|views|comments|categories|author');
}
}
update_option("argon_last_version", $GLOBALS['theme_version']);
}
//检测更新
require_once(get_template_directory() . '/theme-update-checker/plugin-update-checker.php');
$argon_update_source = get_option('argon_update_source');
if ($argon_update_source == 'stop'){}
else if ($argon_update_source == 'solstice23top' || $argon_update_source == 'abc233site'){
$argonThemeUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
'https://api.solstice23.top/argon/info.json?source=0',
get_template_directory() . '/functions.php',
'argon'
);
}else if ($argon_update_source == 'jsdelivr'){
$argonThemeUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
'https://api.solstice23.top/argon/info.json?source=jsdelivr',
get_template_directory() . '/functions.php',
'argon'
);
}else if ($argon_update_source == 'fastgit'){
$argonThemeUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
'https://api.solstice23.top/argon/info.json?source=fastgit',
get_template_directory() . '/functions.php',
'argon'
);
}else{
$argonThemeUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
'https://raw.githubusercontent.com/solstice23/argon-theme/master/info.json',
get_template_directory() . '/functions.php',
'argon'
);
}
//初次使用时发送安装量统计信息 (数据仅用于统计安装量)
function post_analytics_info(){
if(function_exists('file_get_contents')){
$contexts = stream_context_create(
array(
'http' => array(
'method'=>"GET",
'header'=>"User-Agent: ArgonTheme\r\n"
)
)
);
$result = file_get_contents('http://api.solstice23.top/argon_analytics/index.php?domain=' . urlencode($_SERVER['HTTP_HOST']) . '&version='. urlencode(wp_get_theme('argon') -> Version), false, $contexts);
update_option('argon_has_inited', 'true');
return $result;
}else{
update_option('argon_has_inited', 'true');
}
}
if (get_option('argon_has_inited') != 'true'){
post_analytics_info();
}
//时区修正
if (get_option('argon_enable_timezone_fix') == 'true'){
date_default_timezone_set('UTC');
}
//注册小工具
function argon_widgets_init() {
register_sidebar(
array(
'name' => '左侧栏小工具',
'id' => 'leftbar-tools',
'description' => __( '左侧栏小工具 (如果设置会在侧栏增加一个 Tab)' ),
'before_widget' => '<div id="%1$s" class="widget %2$s card bg-white border-0">',
'after_widget' => '</div>',
'before_title' => '<h6 class="font-weight-bold text-black">',
'after_title' => '</h6>',
)
);
register_sidebar(
array(
'name' => '右侧栏小工具',
'id' => 'rightbar-tools',
'description' => __( '右侧栏小工具 (在 "Argon 主题选项" 中选择 "三栏布局" 才会显示)' ),
'before_widget' => '<div id="%1$s" class="widget %2$s card shadow-sm bg-white border-0">',
'after_widget' => '</div>',
'before_title' => '<h6 class="font-weight-bold text-black">',
'after_title' => '</h6>',
)
);
}
add_action('widgets_init','argon_widgets_init');
//注册新后台主题配色方案
function argon_add_admin_color(){
wp_admin_css_color(
'argon',
'Argon',
get_bloginfo('template_directory') . "/admin.css",
array("#5e72e4"),
array('base' => '#525f7f', 'focus' => '#5e72e4', 'current' => '#fff')
);
}
/*add_action('admin_init', 'argon_add_admin_color');*/
function array_remove(&$arr, $item){
$pos = array_search($item, $arr);
if ($pos !== false){
array_splice($arr, $pos, 1);
}
}
//输出分页页码
function get_argon_formatted_paginate_links($maxPageNumbers, $extraClasses = ''){
$args = array(
'prev_text' => '',
'next_text' => '',
'before_page_number' => '',
'after_page_number' => '',
'show_all' => True
);
$res = paginate_links($args);
//单引号转双引号 & 去除上一页和下一页按钮
$res = preg_replace(
'/\'/',
'"',
$res
);
$res = preg_replace(
'/<a class="prev page-numbers" href="(.*?)">(.*?)<\/a>/',
'',
$res
);
$res = preg_replace(
'/<a class="next page-numbers" href="(.*?)">(.*?)<\/a>/',
'',
$res
);
//寻找所有页码标签
preg_match_all('/<(.*?)>(.*?)<\/(.*?)>/' , $res , $pages);
$total = count($pages[0]);
$current = 0;
$urls = array();
for ($i = 0; $i < $total; $i++){
if (preg_match('/<span(.*?)>(.*?)<\/span>/' , $pages[0][$i])){
$current = $i + 1;
}else{
preg_match('/<a(.*?)href="(.*?)">(.*?)<\/a>/' , $pages[0][$i] , $tmp);
$urls[$i + 1] = $tmp[2];
}
}
if ($total == 0){
return "";
}
//计算页码起始
$from = max($current - ($maxPageNumbers - 1) / 2 , 1);
$to = min($current + $maxPageNumbers - ( $current - $from + 1 ) , $total);
if ($to - $from + 1 < $maxPageNumbers){
$to = min($current + ($maxPageNumbers - 1) / 2 , $total);
$from = max($current - ( $maxPageNumbers - ( $to - $current + 1 ) ) , 1);
}
//生成新页码
$html = "";
if ($from > 1){
$html .= '<li class="page-item"><a aria-label="First Page" class="page-link" href="' . $urls[1] . '"><i class="fa fa-angle-double-left" aria-hidden="true"></i></a></li>';
}
if ($current > 1){
$html .= '<li class="page-item"><a aria-label="Previous Page" class="page-link" href="' . $urls[$current - 1] . '"><i class="fa fa-angle-left" aria-hidden="true"></i></a></li>';
}
for ($i = $from; $i <= $to; $i++){
if ($current == $i){
$html .= '<li class="page-item active"><span class="page-link" style="cursor: default;">' . $i . '</span></li>';
}else{
$html .= '<li class="page-item"><a class="page-link" href="' . $urls[$i] . '">' . $i . '</a></li>';
}
}
if ($current < $total){
$html .= '<li class="page-item"><a aria-label="Next Page" class="page-link" href="' . $urls[$current + 1] . '"><i class="fa fa-angle-right" aria-hidden="true"></i></a></li>';
}
if ($to < $total){
$html .= '<li class="page-item"><a aria-label="Last Page" class="page-link" href="' . $urls[$total] . '"><i class="fa fa-angle-double-right" aria-hidden="true"></i></a></li>';
}
return '<nav><ul class="pagination' . $extraClasses . '">' . $html . '</ul></nav>';
}
function get_argon_formatted_paginate_links_for_all_platforms(){
return get_argon_formatted_paginate_links(7) . get_argon_formatted_paginate_links(5, " pagination-mobile");
}
//访问者 Token
function get_random_token(){
return md5(uniqid(microtime(true), true));
}
function set_user_token_cookie(){
if (strlen($_COOKIE["argon_user_token"]) != 32){
$newToken = get_random_token();
setcookie("argon_user_token", $newToken, time() + 10 * 365 * 24 * 60 * 60, "/");
$_COOKIE["argon_user_token"] = $newToken;
}
}
set_user_token_cookie();
//页面 Description Meta
function get_seo_description(){
global $post;
if ((is_single() || is_page())){
if (get_the_excerpt() != ""){
return get_the_excerpt();
}
if (!post_password_required()){
return
htmlspecialchars(mb_substr(str_replace("\n", '', strip_tags($post -> post_content)), 0, 50)) . "...";
}else{
return "这是一个加密页面，需要密码来查看";
}
}else{
return get_option('argon_seo_description');
}
}
//页面 Keywords
function get_seo_keywords(){
if (is_single()){
global $post;
$tags = get_the_tags('', ',', '', $post -> ID);
if ($tags != null){
$res = "";
foreach ($tags as $tag){
if ($res != ""){
$res .= ",";
}
$res .= $tag -> name;
}
return $res;
}
}
if (is_category()){
return single_cat_title('', false);
}
if (is_tag()){
return single_tag_title('', false);
}
if (is_author()){
return get_the_author();
}
if (is_post_type_archive()){
return post_type_archive_title('', false);
}
if (is_tax()){
return single_term_title('', false);
}
return get_option('argon_seo_keywords');
}
//页面浏览量
function get_post_views($post_id){
$count_key = 'views';
$count = get_post_meta($post_id, $count_key, true);
if ($count==''){
delete_post_meta($post_id, $count_key);
add_post_meta($post_id, $count_key, '0');
$count = '0';
}
return number_format_i18n($count);
}
function set_post_views(){
if (post_password_required($post_id)){
return;
}
if ($_GET['preview'] == 'true'){
if (current_user_can('publish_posts')){
return;
}
}
if ($_POST['no_post_view'] == 'true'){
return;
}
global $post;
$post_id = $post -> ID;
$count_key = 'views';
$count = get_post_meta($post_id, $count_key, true);
if (is_single() || is_page()) {
if ($count==''){
delete_post_meta($post_id, $count_key);
add_post_meta($post_id, $count_key, '0');
} else {
update_post_meta($post_id, $count_key, $count + 1);
}
}
}
add_action('get_header', 'set_post_views');
//字数和预计阅读时间
function get_article_words($str){
return mb_strlen(
preg_replace(
'/\s/',
'',
html_entity_decode(
strip_tags($str)
)
),
'UTF-8'
);
}
function get_reading_time($len){
$speed = get_option('argon_reading_speed');
if ($speed == ""){
$speed = 300;
}
$reading_time = $len / $speed;
if ($reading_time < 0.3){
return "几秒读完";
}
if ($reading_time < 1){
return "1 分钟内";
}
if ($reading_time < 60){
return ceil($reading_time) . " 分钟";
}
return round($reading_time / 60 , 1) . " 小时";
}
//当前文章是否可以生成目录
function have_catalog(){
if (!is_single() && !is_page()){
return false;
}
if (post_password_required()){
return false;
}
$content = get_post(get_the_ID()) -> post_content;
if (preg_match('/<h[1-6](.*?)>/',$content)){
return true;
}else{
return false;
}
}
//获取文章 Meta
function get_article_meta($type){
if ($type == 'sticky'){
return '<div class="post-meta-detail post-meta-detail-words">
<i class="fa fa-thumb-tack" aria-hidden="true"></i>
置顶
</div>';
}
if ($type == 'needpassword'){
return '<div class="post-meta-detail post-meta-detail-needpassword">
<i class="fa fa-lock" aria-hidden="true"></i>
需要密码
</div>';
}
if ($type == 'time'){
return '<div class="post-meta-detail post-meta-detail-time">
<i class="fa fa-clock-o" aria-hidden="true"></i>
<time title="发布于 ' . get_the_time('Y-n-d G:i:s') . ' | 编辑于 ' . get_the_modified_time('Y-n-d G:i:s') . '">' .
get_the_time('Y-n-d G:i') . '
</time>
</div>';
}
if ($type == 'edittime'){
return '<div class="post-meta-detail post-meta-detail-time">
<i class="fa fa-pencil" aria-hidden="true"></i>
<time title="发布于 ' . get_the_time('Y-n-d G:i:s') . ' | 编辑于 ' . get_the_modified_time('Y-n-d G:i:s') . '">' .
get_the_modified_time('Y-n-d G:i') . '
</time>
</div>';
}
if ($type == 'views'){
return '<div class="post-meta-detail post-meta-detail-views">
<i class="fa fa-eye" aria-hidden="true"></i> ' .
get_post_views(get_the_ID()) .
'</div>';
}
if ($type == 'comments'){
return '<div class="post-meta-detail post-meta-detail-comments">
<i class="fa fa-comments-o" aria-hidden="true"></i> ' .
get_post(get_the_ID()) -> comment_count .
'</div>';
}
if ($type == 'categories'){
$res = '<div class="post-meta-detail post-meta-detail-categories">
<i class="fa fa-bookmark-o" aria-hidden="true"></i> ';
$categories = get_the_category();
foreach ($categories as $index => $category){
$res .= '<a href="' . get_category_link($category -> term_id) . '" target="_blank" class="post-meta-detail-catagory-link">' . $category -> cat_name . '</a>';
if ($index != count($categories) - 1){
$res .= '<span class="post-meta-detail-catagory-space">,</span>';
}
}
$res .= '</div>';
return $res;
}
if ($type == 'author'){
$res = '<div class="post-meta-detail post-meta-detail-author">
<i class="fa fa-user-circle-o" aria-hidden="true"></i> ';
global $authordata;
$res .= '<a href="' . get_author_posts_url($authordata -> ID, $authordata -> user_nicename) . '" target="_blank">' . get_the_author() . '</a>
</div>';
return $res;
}
}
//当前文章是否隐藏 阅读时间 Meta
function is_readingtime_meta_hidden(){
if (strpos(get_the_content() , "[hide_reading_time][/hide_reading_time]") !== False){
return true;
}
global $post;
if (get_post_meta($post -> ID, 'argon_hide_readingtime', true) == 'true'){
return true;
}
return false;
}
//当前文章是否隐藏 发布时间和分类 (简洁 Meta)
function is_meta_simple(){
global $post;
if (get_post_meta($post -> ID, 'argon_meta_simple', true) == 'true'){
return true;
}
return false;
}
//根据文章 id 获取标题
function get_post_title_by_id($id){
return get_post($id) -> post_title;
}
//解析 UA 和相应图标
require_once(get_template_directory() . '/useragent-parser.php');
$argon_comment_ua = get_option("argon_comment_ua");
$argon_comment_show_ua = Array();
if (strpos($argon_comment_ua, 'platform') !== false){
$argon_comment_show_ua['platform'] = true;
}
if (strpos($argon_comment_ua, 'browser') !== false){
$argon_comment_show_ua['browser'] = true;
}
if (strpos($argon_comment_ua, 'version') !== false){
$argon_comment_show_ua['version'] = true;
}
function parse_ua_and_icon($userAgent){
global $argon_comment_ua;
global $argon_comment_show_ua;
if ($argon_comment_ua == "" || $argon_comment_ua == "hidden"){
return "";
}
$parsed = parse_user_agent($userAgent);
$out = "<div class='comment-useragent'>";
if ($argon_comment_show_ua['platform'] == true){
if (isset($GLOBALS['UA_ICON'][$parsed['platform']])){
$out .= $GLOBALS['UA_ICON'][$parsed['platform']] . " ";
}else{
$out .= $GLOBALS['UA_ICON']['Unknown'] . " ";
}
$out .= $parsed['platform'];
}
if ($argon_comment_show_ua['browser'] == true){
if (isset($GLOBALS['UA_ICON'][$parsed['browser']])){
$out .= " " . $GLOBALS['UA_ICON'][$parsed['browser']];
}else{
$out .= " " . $GLOBALS['UA_ICON']['Unknown'];
}
$out .= " " . $parsed['browser'];
if ($argon_comment_show_ua['version'] == true){
$out .= " " . $parsed['version'];
}
}
$out .= "</div>";
return $out;
}
//发送邮件
function send_mail($to, $subject, $content){
wp_mail($to, $subject, $content, array('Content-Type: text/html; charset=UTF-8'));
}
function check_email_address($email){
if (!preg_match("/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/", $email)) {
return false;
}
return true;
}
//检验评论 Token 和用户 Token 是否一致
function check_comment_token($id){
if (strlen($_COOKIE['argon_user_token']) != 32){
return false;
}
if ($_COOKIE['argon_user_token'] != get_comment_meta($id, "user_token", true)){
return false;
}
return true;
}
//检验评论发送者 ID 和当前登录用户 ID 是否一致
function check_login_user_same($userid){
if ($userid == 0){
return false;
}
global $current_user;
get_currentuserinfo();
if ($userid != ($current_user -> ID)){
return false;
}
return true;
}
function get_comment_user_id_by_id($comment_ID){
$comment = get_comment($comment_ID);
return $comment -> user_id;
}
function check_comment_userid($id){
if (!check_login_user_same(get_comment_user_id_by_id($id))){
return false;
}
return true;
}
//悄悄话
function is_comment_private_mode($id){
if (strlen(get_comment_meta($id, "private_mode", true)) != 32){
return false;
}
return true;
}
function user_can_view_comment($id){
if (!is_comment_private_mode($id)){
return true;
}
if (current_user_can("manage_options")){
return true;
}
if ($_COOKIE['argon_user_token'] == get_comment_meta($id, "private_mode", true)){
return true;
}
return false;
}
//是否可以查看评论编辑记录
function can_visit_comment_edit_history($id){
$who_can_visit_comment_edit_history = get_option("argon_who_can_visit_comment_edit_history");
if ($who_can_visit_comment_edit_history == ""){
$who_can_visit_comment_edit_history = "admin";
}
switch ($who_can_visit_comment_edit_history) {
case 'everyone':
return true;
break;
case 'commentsender':
if (check_comment_token($id) || check_comment_userid($id)){
return true;
}
return false;
break;
default:
if (current_user_can("manage_options")){
return true;
}
return false;
break;
}
return false;
}
//获取评论编辑记录
function get_comment_edit_history(){
$id = $_POST['id'];
if (!can_visit_comment_edit_history($id)){
exit(json_encode(array(
'id' => $_POST['id'],
'history' => ""
)));
}
$editHistory = json_decode(get_comment_meta($id, "comment_edit_history", true));
$editHistory = array_reverse($editHistory);
$res = "";
$position = count($editHistory) + 1;
date_default_timezone_set(get_option('timezone_string'));
foreach ($editHistory as $edition){
$position -= 1;
$res .= "<div class='comment-edit-history-item'>
<div class='comment-edit-history-title'>
<div class='comment-edit-history-id'>
#" . $position . "
</div>
" . ($edition -> isfirst ? "<span class='badge badge-primary badge-admin'>最初版本</span>" : "") . "
</div>
<div class='comment-edit-history-time'>" . date('Y-m-d H:i:s', $edition -> time) . "</div>
<div class='comment-edit-history-content'>" . str_replace("\n", "</br>", $edition -> content) . "</div>
</div>";
}
exit(json_encode(array(
'id' => $_POST['id'],
'history' => $res
)));
}
add_action('wp_ajax_get_comment_edit_history', 'get_comment_edit_history');
add_action('wp_ajax_nopriv_get_comment_edit_history', 'get_comment_edit_history');
//评论样式格式化
function argon_comment_format($comment, $args, $depth){
$GLOBALS['comment'] = $comment;
if (user_can_view_comment(get_comment_ID())){
?>
<li class="comment-item" id="comment-<?php comment_ID(); ?>" data-id="<?php comment_ID(); ?>" data-use-markdown="<?php echo get_comment_meta(get_comment_ID(), "use_markdown", true);?>">
<div class="comment-item-avatar">
<?php if(function_exists('get_avatar') && get_option('show_avatars')){
echo get_avatar($comment, 40);
}?>
</div>
<div class="comment-item-inner" id="comment-inner-<?php comment_ID();?>">
<div class="comment-item-title">
<?php echo get_comment_author_link();?>
<?php if (user_can($comment -> user_id , "update_core")){
echo '<span class="badge badge-primary badge-admin">博主</span>';}
?>
<?php if (is_comment_private_mode(get_comment_ID()) && user_can_view_comment(get_comment_ID())){
echo '<span class="badge badge-success badge-private-comment">悄悄话</span>';}
?>
<?php if ($comment -> comment_approved == 0){
echo '<span class="badge badge-warning badge-unapproved">待审核</span>';}
?>
<?php
echo parse_ua_and_icon($comment -> comment_agent);
?>
</div>
<div class="comment-item-text">
<?php comment_text();?>
</div>
<div class="comment-item-source" style="display: none;" aria-hidden="true"><?php echo htmlspecialchars(get_comment_meta(get_comment_ID(), "comment_content_source", true));?></div>
<div class="comment-info">
<?php if (get_comment_meta(get_comment_ID(), "edited", true) == "true") { ?>
<div class="comment-edited<?php if (can_visit_comment_edit_history(get_comment_ID())){echo ' comment-edithistory-accessible';}?>">
<i class="fa fa-pencil" aria-hidden="true"></i>已编辑
</div>
<?php } ?>
<div class="comment-time">
<span class="human-time" data-time="<?php echo get_comment_time('U', true);?>"><?php echo human_time_diff(get_comment_time('U') , current_time('timestamp')) . "前";?></span>
<div class="comment-time-details"><?php echo get_comment_time('Y-n-d G:i:s');?></div>
</div>
</div>
<div class="comment-operations">
<?php if ((check_comment_token(get_comment_ID()) || check_login_user_same($comment -> user_id)) && (get_option("argon_comment_allow_editing") != "false")) { ?>
<button class="comment-edit btn btn-sm btn-outline-primary" data-id="<?php comment_ID(); ?>" type="button" style="margin-right: 2px;">编辑</button>
<?php } ?>
<button class="comment-reply btn btn-sm btn-outline-primary" data-id="<?php comment_ID(); ?>" type="button">回复</button>
</div>
</div>
</li>
<li class="comment-divider"></li>
<li>
<?php }}
//评论样式格式化 (说说预览界面)
function argon_comment_shuoshuo_preview_format($comment, $args, $depth){
$GLOBALS['comment'] = $comment;?>
<li class="comment-item" id="comment-<?php comment_ID(); ?>">
<div class="comment-item-inner " id="comment-inner-<?php comment_ID();?>">
<span class="shuoshuo-comment-item-title">
<?php echo get_comment_author_link();?>
<?php if( user_can($comment -> user_id , "update_core") ){
echo '<span class="badge badge-primary badge-admin">博主</span>';}
?>
<?php if( $comment -> comment_approved == 0 ){
echo '<span class="badge badge-warning badge-unapproved">待审核</span>';}
?>
:
</span>
<span class="shuoshuo-comment-item-text">
<?php echo strip_tags(get_comment_text());?>
</span>
</div>
</li>
<li>
<?php }
//评论验证码生成 & 验证
function get_comment_captcha_seed(){
$captchaSeed = rand(0 , 500000000);
return $captchaSeed;
}
function get_comment_captcha($captchaSeed){
mt_srand($captchaSeed + 10007);
$oper = mt_rand(1 , 4);
$num1 = 0;
$num2 = 0;
switch ($oper){
case 1:
$num1 = mt_rand(1 , 20);
$num2 = mt_rand(0 , 20 - $num1);
return $num1 . " + " . $num2 . " = ";
break;
case 2:
$num1 = mt_rand(10 , 20);
$num2 = mt_rand(1 , $num1);
return $num1 . " - " . $num2 . " = ";
break;
case 3:
$num1 = mt_rand(3 , 9);
$num2 = mt_rand(3 , 9);
return $num1 . " * " . $num2 . " = ";
break;
case 4:
$num2 = mt_rand(2 , 9);
$num1 = $num2 * mt_rand(2 , 9);
return $num1 . " / " . $num2 . " = ";
break;
default:
break;
}
}
function get_comment_captcha_answer($captchaSeed){
mt_srand($captchaSeed + 10007);
$oper = mt_rand(1 , 4);
$num1 = 0;
$num2 = 0;
switch ($oper){
case 1:
$num1 = mt_rand(1 , 20);
$num2 = mt_rand(0 , 20 - $num1);
return $num1 + $num2;
break;
case 2:
$num1 = mt_rand(10 , 20);
$num2 = mt_rand(1 , $num1);
return $num1 - $num2;
break;
case 3:
$num1 = mt_rand(3 , 9);
$num2 = mt_rand(3 , 9);
return $num1 * $num2;
break;
case 4:
$num2 = mt_rand(2 , 9);
$num1 = $num2 * mt_rand(2 , 9);
return $num1 / $num2;
break;
default:
break;
}
return "";
}
function wrong_captcha(){
exit(json_encode(array(
'status' => 'failed',
'msg' => '验证码错误',
'isAdmin' => current_user_can('level_7')
)));
//wp_die('验证码错误，评论失败');
}
function check_comment_captcha($comment){
if (get_option('argon_comment_need_captcha') == 'false'){
return $comment;
}
$answer = $_POST['comment_captcha'];
if(current_user_can('level_7')){
return $comment;
}
mt_srand($_POST['comment_captcha_seed'] + 10007);
$oper = mt_rand(1 , 4);
$num1 = 0;
$num2 = 0;
switch ($oper){
case 1:
$num1 = mt_rand(1 , 20);
$num2 = mt_rand(0 , 20 - $num1);
if (($num1 + $num2) != $answer){
wrong_captcha();
}
break;
case 2:
$num1 = mt_rand(10 , 20);
$num2 = mt_rand(1 , $num1);
if (($num1 - $num2) != $answer){
wrong_captcha();
}
break;
case 3:
$num1 = mt_rand(3 , 9);
$num2 = mt_rand(3 , 9);
if ($num1 * $num2 != $answer){
wrong_captcha();
}
break;
case 4:
$num2 = mt_rand(2 , 9);
$num1 = $num2 * mt_rand(2 , 9);
if ($num1 / $num2 != $answer){
wrong_captcha();
}
break;
default:
break;
}
return $comment;
}
add_filter('preprocess_comment' , 'check_comment_captcha');
//Ajax 发送评论
function ajax_post_comment(){
$parentID = $_POST['comment_parent'];
if (is_comment_private_mode($parentID)){
if (!user_can_view_comment($parentID)){
//如果父级评论是悄悄话模式且当前 Token 与父级不相同则返回
exit(json_encode(array(
'status' => 'failed',
'msg' => '不能回复其他人的悄悄话评论',
'isAdmin' => current_user_can('level_7')
)));
}
}
if (get_option('argon_comment_enable_qq_avatar') == 'true'){
if (check_qqnumber($_POST['email'])){
$_POST['qq'] = $_POST['email'];
$_POST['email'] .= "@qq.com";
}else{
$_POST['qq'] = "";
}
}
$comment = wp_handle_comment_submission(wp_unslash($_POST));
if (is_wp_error($comment)){
$msg = $comment -> get_error_data();
if (!empty($msg)){
$msg = $comment -> get_error_message();
}
exit(json_encode(array(
'status' => 'failed',
'msg' => $msg,
'isAdmin' => current_user_can('level_7')
)));
}
$user = wp_get_current_user();
do_action('set_comment_cookies', $comment, $user);
if (!empty($_POST['qq']) && get_option('argon_comment_enable_qq_avatar') == 'true'){
$_comment = $comment;
$_comment -> comment_author_email = $_POST['qq'] . "@avatarqq.com";
do_action('set_comment_cookies', $_comment, $user);
}
$html = wp_list_comments(
array(
'type' => 'comment',
'callback' => 'argon_comment_format',
'echo' => false
),
array($comment)
);
$newCaptchaSeed = get_comment_captcha_seed();
$newCaptcha = get_comment_captcha($newCaptchaSeed);
if (current_user_can('level_7')){
$newCaptchaAnswer = get_comment_captcha_answer($newCaptchaSeed);
}else{
$newCaptchaAnswer = "";
}
exit(json_encode(array(
'status' => 'success',
'html' => $html,
'id' => $comment -> comment_ID,
'parentID' => $comment -> comment_parent,
'commentOrder' => (get_option("comment_order") == "" ? "desc" : get_option("comment_order")),
'newCaptchaSeed' => $newCaptchaSeed,
'newCaptcha' => $newCaptcha,
'newCaptchaAnswer' => $newCaptchaAnswer,
'isAdmin' => current_user_can('level_7'),
'isLogin' => is_user_logged_in()
)));
}
add_action('wp_ajax_ajax_post_comment', 'ajax_post_comment');
add_action('wp_ajax_nopriv_ajax_post_comment', 'ajax_post_comment');
//评论 Markdown 解析
require_once(get_template_directory() . '/parsedown.php');
function comment_markdown_parse($comment_content){
//HTML 过滤
global $allowedtags;
//$comment_content = wp_kses($comment_content, $allowedtags);
//允许评论中额外的 HTML Tag
$allowedtags['pre'] = array('class' => array());
$allowedtags['i'] = array('class' => array(), 'aria-hidden' => array());
$allowedtags['img'] = array('src' => array(), 'alt' => array(), 'class' => array());
$allowedtags['ol'] = array();
$allowedtags['ul'] = array();
$allowedtags['li'] = array();
$allowedtags['a']['class'] = array();
$allowedtags['a']['data-src'] = array();
$allowedtags['a']['target'] = array();
$allowedtags['h1'] = $allowedtags['h2'] = $allowedtags['h3'] = $allowedtags['h4'] = $allowedtags['h5'] = $allowedtags['h6'] = array();
//解析 Markdown
$parsedown = new _Parsedown();
$res = $parsedown -> text($comment_content);
/*$res = preg_replace(
'/<code>([\s\S]*?)<\/code>/',
'<pre>$1</pre>',
$res
);*/
$res = preg_replace(
'/<img src="(.*?)" alt="(.*?)" \/>/',
'<a data-src="$1" title="$2" class="comment-image">
<i class="fa fa-image" aria-hidden="true"></i>
查看图片
<img src="" alt="$2" class="comment-image-preview">
<i class="comment-image-preview-mask"></i>
</a>',
$res
);
$res = preg_replace(
'/<a (.*?)>(.*?)<\/a>/',
'<a $1 target="_blank">$2</a>',
$res
);
return $res;
}
//评论发送处理
function post_comment_preprocessing($comment){
//保存评论未经 Markdown 解析的源码
$_POST['comment_content_source'] = $comment['comment_content'];
//Markdown
if ($_POST['use_markdown'] == 'true' && get_option("argon_comment_allow_markdown") != "false"){
$comment['comment_content'] = comment_markdown_parse($comment['comment_content']);
}
return $comment;
}
add_filter('preprocess_comment' , 'post_comment_preprocessing');
//发送评论通知邮件
function comment_mail_notify($comment){
if (get_option("argon_comment_allow_mailnotice") != "true"){
return;
}
if ($comment == null){
return;
}
$id = $comment -> comment_ID;
$commentPostID = $comment -> comment_post_ID;
$commentAuthor = $comment -> comment_author;
$parentID = $comment -> comment_parent;
if ($parentID == 0){
return;
}
$parentComment = get_comment($parentID);
$parentEmail = $parentComment -> comment_author_email;
if (get_comment_meta($parentID, "enable_mailnotice", true) == "true"){
if (check_email_address($parentEmail)){
$title = "您在 「" . wp_trim_words(get_post_title_by_id($commentPostID), 20) . "」 的评论有了新的回复";
$fullTitle = "您在 「" . get_post_title_by_id($commentPostID) . "」 的评论有了新的回复";
$content = htmlspecialchars(get_comment_meta($id, "comment_content_source", true));
$link = get_permalink($commentPostID) . "#comment-" . $id;
$unsubscribeLink = site_url("unsubscribe-comment-mailnotice?comment=" . $parentID . "&token=" . get_comment_meta($parentID, "mailnotice_unsubscribe_key", true));
$html = "<div style='background: #fff;box-shadow: 0 15px 35px rgba(50,50,93,.1), 0 5px 15px rgba(0,0,0,.07);border-radius: 6px;margin: 15px auto 50px auto;padding: 35px 30px;max-width: min(calc(100% - 100px), 1200px);'>
<div style='font-size:30px;text-align:center;margin-bottom:15px;'>" . htmlspecialchars($fullTitle) ."</div>
<div style='background: rgba(0, 0, 0, .15);height: 1px;width: 300px;margin: auto;margin-bottom: 35px;'></div>
<div style='font-size: 18px;border-left: 4px solid rgba(0, 0, 0, .15);width: max-content;width: -moz-max-content;margin: auto;padding: 20px 30px;background: rgba(0,0,0,.08);border-radius: 6px;box-shadow: 0 2px 4px rgba(0,0,0,.075)!important;min-width: 60%;max-width: 90%;margin-bottom: 60px;'>
<div style='margin-bottom: 10px;'><strong><span style='color: #5e72e4;'>@" . htmlspecialchars($commentAuthor) . "</span> 回复了你:</strong></div>
" . str_replace("\n", "<div></div>", $content) . "
</div>
<div style='width: max-content;width: --moz-max-content;margin: auto;margin-bottom:50px;'>
<a href='" . $link . "' style='color: #fff;background-color: #5e72e4;border-color: #5e72e4;box-shadow: 0 4px 6px rgba(50,50,93,.11), 0 1px 3px rgba(0,0,0,.08);padding: 15px 25px;font-size: 18px;border-radius: 4px;text-decoration: none;'>前往查看</a>
</div>
<div style='width: max-content;width: --moz-max-content;margin: auto;margin-bottom:30px;'>
<a href='" . $unsubscribeLink . "' style='color: #5e72e4;font-size: 16px;text-decoration: none;'>退订该评论的邮件提醒</a>
</div>
</div>";
send_mail($parentEmail, $title, $html);
}
}
}
//评论发送完成添加 Meta
function post_comment_updatemetas($id){
$parentID = $_POST['comment_parent'];
$comment = get_comment($id);
$commentPostID = $comment -> comment_post_ID;
$commentAuthor = $comment -> comment_author;
$mailnoticeUnsubscribeKey = get_random_token();
//评论 Markdown 源码
update_comment_meta($id, "comment_content_source", $_POST['comment_content_source']);
//评论者 Token
set_user_token_cookie();
update_comment_meta($id, "user_token", $_COOKIE["argon_user_token"]);
//保存初次编辑记录
$editHistory = array(array(
'content' => $_POST['comment_content_source'],
'time' => time(),
'isfirst' => true
));
update_comment_meta($id, "comment_edit_history", addslashes(json_encode($editHistory, JSON_UNESCAPED_UNICODE)));
//是否启用 Markdown
if ($_POST['use_markdown'] == 'true' && get_option("argon_comment_allow_markdown") != "false"){
update_comment_meta($id, "use_markdown", "true");