mirror of
https://github.com/yunluo/gdk.git
synced 2024-05-20 15:16:40 +02:00
297 lines
11 KiB
PHP
297 lines
11 KiB
PHP
<?php
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if ( ! defined( 'ABSPATH' ) ) { exit; }
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if (gdk_option('gdk_cdn')) add_action('wp_loaded', 'gdk_cdn_start');//七牛CDN
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if (gdk_option('gdk_link_go')) add_filter('the_content','gdk_link_go',999);// 外链GO跳转
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if (gdk_option('gdk_smtp')) add_action('phpmailer_init', 'gdk_smtp');//SMTP
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if (gdk_option('gdk_cdn_water')) add_filter('the_content', 'gdk_cdn_water');//CDN水印
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//文章首尾添加自定义内容
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function gdk_add_content($content) {
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$before = gdk_option('gdk_artical_top');
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$after = gdk_option('gdk_artical_bottom');
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$content = $before.'<br>'.$content.'<br>'.$after;
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return $content;
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}
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add_filter('the_content', 'gdk_add_content');
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//接受奶子微信的账号信息
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function get_weauth_oauth(){
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if(in_string($_SERVER['REQUEST_URI'],'weauth')){
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$weauth_user = isset($_GET['user']) ? sanitize_text_field($_GET['user']) : false;//weauth发来用户信息
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$weauth_sk = isset($_GET['sk']) ? sanitize_text_field($_GET['sk']) : false; //weauth返回的12位sk信息
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$weauth_res = get_transient($weauth_sk.'-OK');
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if (empty($weauth_res) && $weauth_res !== 1) return;
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$weauth_user = stripslashes($weauth_user);
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$weauth_user = json_decode($weauth_user, true);
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$oauth_result = implode('|',$weauth_user);
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set_transient($weauth_sk.'-info', $oauth_result, 60);//1分钟缓存
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echo 'success';//给对方服务器打个招呼
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exit;
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}
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}
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add_action('parse_request','get_weauth_oauth');
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//社交头像
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function gdk_wx_avatar( $avatar, $id_or_email, $size, $default, $alt ) {
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$user = false;
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if ( is_numeric( $id_or_email ) ) {
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$id = (int) $id_or_email;
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$user = get_user_by( 'id' , $id );
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} elseif ( is_object( $id_or_email ) ) {
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if ( ! empty( $id_or_email->user_id ) ) {
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$id = (int) $id_or_email->user_id;
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$user = get_user_by( 'id' , $id );
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}
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} else {
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$user = get_user_by( 'email', $id_or_email );
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}
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if ( $user && is_object( $user ) ) {
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if( get_user_meta($user->data->ID,'wx_avatar',true) ) {
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$avatar = get_user_meta($user->data->ID,'wx_avatar',true);
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$avatar = "<img alt='{$alt}' src='{$avatar}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
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}
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}
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return $avatar;
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}
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add_filter('get_avatar', 'gdk_wx_avatar' , 19 , 5);
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//头像解决方案
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function gdk_switch_get_avatar( $avatar ) {
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switch (gdk_option('gdk_switch_get_avatar')) {
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case 1:
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$rand_avatar = 'https://cdn.jsdelivr.net/gh/yunluo/GitCafeApi/avatar/' . mt_rand(1, 1999) . '.jpg';
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$avatar = "<img src=\"$rand_avatar\" class='avatar rand_avatar photo' />";
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break;
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case 2:
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$avatar = preg_replace("/http[s]{0,1}:\/\/(secure|www|\d).gravatar.com\/avatar\//","//cdn.v2ex.com/gravatar/",$avatar);
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break;
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default:
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$avatar = preg_replace("/http[s]{0,1}:\/\/(secure|www|\d).gravatar.com\/avatar\//","//dn-qiniu-avatar.qbox.me/avatar/",$avatar);
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}
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return $avatar;
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}
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add_filter('get_avatar', 'gdk_switch_get_avatar');
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//懒加载
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if(gdk_option('gdk_lazyload')){
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function gdk_lazyload($content) {
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if (!is_feed() || !is_robots()) {
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$content = preg_replace('/<img(.+)src=[\'"]([^\'"]+)[\'"](.*)>/i', "<img\$1data-original=\"\$2\" \$3>\n<noscript>\$0</noscript>", $content);
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}
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return $content;
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}
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add_filter('the_content', 'gdk_lazyload');
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}
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//强制兼容<pre>,和下面转义代码搭配使用
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function gdk_prettify_replace($text) {
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$replace = array(
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'<pre>' => '<pre class="prettyprint linenums">'
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);
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$text = str_replace(array_keys($replace) , $replace, $text);
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return $text;
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}
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add_filter('content_save_pre', 'gdk_prettify_replace');
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//强制阻止WordPress代码转义,适用于<pre class="prettyprint linenums"> </pre>
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function gdk_esc_html($content) {
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$regex = '/(<pre\s+[^>]*?class\s*?=\s*?[",\'].*?prettyprint.*?[",\'].*?>)(.*?)(<\/pre>)/sim';
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return preg_replace_callback($regex, 'gdk_esc_callback', $content);
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}
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function gdk_esc_callback($matches) {
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$tag_open = $matches[1];
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$content = $matches[2];
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$tag_close = $matches[3];
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$content = esc_html($content);
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return $tag_open . $content . $tag_close;
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}
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add_filter('the_content', 'gdk_esc_html', 2);
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add_filter('comment_text', 'gdk_esc_html', 2);
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//fancybox图片灯箱效果
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if(gdk_option('gdk_lazyload')){
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function gdk_fancybox($content) {
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$pattern = "/<a(.*?)href=('|\")([^>]*).(bmp|gif|jpeg|jpg|png|swf)('|\")(.*?)>(.*?)<\\/a>/i";
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$replacement = '<a$1href=$2$3.$4$5 data-fancybox="gallery" rel="box" class="fancybox"$6>$7</a>';
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$content = preg_replace($pattern, $replacement, $content);
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return $content;
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}
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add_filter('the_content', 'gdk_fancybox');
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}
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//GO跳转
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function gdk_link_go($content) {
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if(file_exists(ABSPATH.'go.php')) {
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$gourl = home_url().'/go.php';
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} else {
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$gourl = GDK_BASE_URL.'public/go.php';
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}
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preg_match_all('/<a(.*?)href="(.*?)"(.*?)>/',$content,$matches);
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if($matches) {
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foreach($matches[2] as $val) {
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if(in_string($val,'://') && !in_string($val,home_url()) && !preg_match('/\.(jpg|jepg|png|ico|bmp|gif|tiff)/i',$val) && !preg_match('/(ed2k|thunder|Flashget|flashget|qqdl):\/\//i',$val)) {
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$content=str_replace("href=\"$val\"", "href=\"".$gourl."?url=$val\" ",$content);
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}
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}
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}
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return $content;
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}
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//邮箱SMTP设置
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function gdk_smtp( $phpmailer ) {
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$phpmailer->FromName = gdk_option('gdk_smtp_mail'); //邮箱地址
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$phpmailer->Host = gdk_option('gdk_smtp_host');//服务器地址
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$phpmailer->Port = gdk_option('gdk_smtp_port'); //端口
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$phpmailer->Username = gdk_option('gdk_smtp_username'); //昵称
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$phpmailer->Password = gdk_option('gdk_smtp_password'); //密码
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$phpmailer->From = gdk_option('gdk_smtp_mail'); //邮箱地址
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$phpmailer->SMTPAuth = true;
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$phpmailer->SMTPSecure = 'ssl';
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$phpmailer->IsSMTP();
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}
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// CDN
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function gdk_cdn_start() {
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ob_start('gdk_cdn_replace');
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}
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function gdk_cdn_replace($html) {
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$local_host = home_url();//博客域名
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$cdn_host = gdk_option('gdk_cdn_host');//cdn域名
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$cdn_exts = gdk_option('gdk_cdn_ext');//扩展名（使用|分隔）
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$cdn_dirs = gdk_option('gdk_cdn_dir');//目录（使用|分隔）
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$cdn_dirs = str_replace('-', '\-', $cdn_dirs);
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if ($cdn_dirs) {
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$regex = '/' . str_replace('/', '\/', $local_host) . '\/((' . $cdn_dirs . ')\/[^\s\?\\\'\"\;\>\<]{1,}.(' . $cdn_exts . '))([\"\\\'\s\?]{1})/';
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$html = preg_replace($regex, $cdn_host . '/$1$4', $html);
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} else {
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$regex = '/' . str_replace('/', '\/', $local_host) . '\/([^\s\?\\\'\"\;\>\<]{1,}.(' . $cdn_exts . '))([\"\\\'\s\?]{1})/';
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$html = preg_replace($regex, $cdn_host . '/$1$3', $html);
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}
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return $html;
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}
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//CDN水印
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function gdk_cdn_water($content) {
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if (get_post_type() == 'post') {
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$pattern = "/<img(.*?)src=('|\")(.*?).(bmp|gif|jpeg|jpg|png)('|\")(.*?)>/i";
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$replacement = '<img$1src=$2$3.$4!water.jpg$5$6>';
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$content = preg_replace($pattern, $replacement, $content);
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}
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return $content;
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}
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//压缩html代码
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if (gdk_option('gdk_compress')) {
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function gdk_compress_html(){
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function gdk_compress_html_callback($buffer){
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if ( substr( ltrim( $buffer ), 0, 5) == '<?xml' ) return $buffer;
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$initial = strlen($buffer);
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$buffer = explode("<!--wp-compress-html-->", $buffer);
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$count = count($buffer);
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$i = '';
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for ($i = 0; $i <= $count; $i++) {
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if (stristr($buffer[$i], '<!--wp-compress-html no compression-->')) {
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$buffer[$i] = str_replace("<!--wp-compress-html no compression-->", " ", $buffer[$i]);
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} else {
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$buffer[$i] = str_replace("\t", " ", $buffer[$i]);
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$buffer[$i] = str_replace("\n\n", "\n", $buffer[$i]);
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$buffer[$i] = str_replace("\n", "", $buffer[$i]);
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$buffer[$i] = str_replace("\r", "", $buffer[$i]);
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while (stristr($buffer[$i], ' ')) {
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$buffer[$i] = str_replace(" ", " ", $buffer[$i]);
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}
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}
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$buffer_out .= $buffer[$i];
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}
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$final = strlen($buffer_out);
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if ($initial !== 0) {
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$savings = ($initial - $final) / $initial * 100;
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} else {
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$savings = 0;
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}
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$savings = round($savings, 2);
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$buffer_out .= "\n<!--压缩前的大小: {$initial} bytes; 压缩后的大小: {$final} bytes; 节约：{$savings}% -->";
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return $buffer_out;
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}
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ob_start("gdk_compress_html_callback");
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}
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add_action('get_header', 'gdk_compress_html');
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function gdk_unCompress($content)
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{
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if (preg_match_all('/(crayon-|<?xml|script|textarea|<\\/pre>)/i', $content, $matches)) {
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$content = '<!--wp-compress-html--><!--wp-compress-html no compression-->' . $content;
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$content .= '<!--wp-compress-html no compression--><!--wp-compress-html-->';
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}
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return $content;
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}
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add_filter('the_content', 'gdk_unCompress');
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}
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//只搜索文章标题
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function gdk_search_by_title($search, $wp_query) {
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if (!empty($search) && !empty($wp_query->query_vars['search_terms'])) {
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global $wpdb;
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$q = $wp_query->query_vars;
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$n = !empty($q['exact']) ? '' : '%';
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$search = array();
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foreach ((array)$q['search_terms'] as $term) {
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$search[] = $wpdb->prepare("{$wpdb->posts}.post_title LIKE %s", $n . $wpdb->esc_like($term) . $n);
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}
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if (!is_user_logged_in()) {
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$search[] = "{$wpdb->posts}.post_password = ''";
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}
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$search = ' AND ' . implode(' AND ', $search);
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}
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return $search;
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}
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add_filter('posts_search', 'gdk_search_by_title', 10, 2);
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//评论地址更换
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function gdk_comment_author( $query_vars ) {
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if ( array_key_exists( 'author_name', $query_vars ) ) {
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global $wpdb;
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$author_id = $wpdb->get_var( $wpdb->prepare( "SELECT user_id FROM {$wpdb->usermeta} WHERE meta_key = 'first_name' AND meta_value = %s", $query_vars['author_name'] ) );
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if ( $author_id ) {
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$query_vars['author'] = $author_id;
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unset( $query_vars['author_name'] );
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}
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}
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return $query_vars;
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}
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add_filter( 'request', 'gdk_comment_author' );
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function gdk_comment_author_link( $link, $author_id, $author_nicename ) {
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$my_name = get_user_meta( $author_id, 'first_name', true );
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if ( $my_name ) {
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$link = str_replace( $author_nicename, $my_name, $link );
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}
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return $link;
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}
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add_filter( 'author_link', 'gdk_comment_author_link', 10, 3 );
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//文章目录,来自露兜,云落修改
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if (gdk_option('gdk_article_list')) {
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function article_index($content) {
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$matches = array();
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$ul_li = '';
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$r = "/<h2>([^<]+)<\/h2>/im";
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if (is_single() && preg_match_all($r, $content, $matches)) {
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foreach ($matches[1] as $num => $title) {
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$title = trim(strip_tags($title));
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$content = str_replace($matches[0][$num], '<h2 id="title-' . $num . '">' . $title . '</h2>', $content);
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$ul_li.= '<li><a href="#title-' . $num . '">' . $title . "</a></li>\n";
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}
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$content = '<div id="article-index">
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<strong>文章目录<a class="hidetoc">[隐藏]</a></strong>
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<ul id="index-ul">' . $ul_li . '</ul>
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</div>' . $content;
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}
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return $content;
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}
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add_filter('the_content', 'article_index');
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} |