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functions.php
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<?php
$dname = 'mytheme';
add_action('after_setup_theme', 'deel_setup');
include('admin/mytheme.php');
include('widgets/index.php');
function deel_setup()
{
//去除头部冗余代码
remove_action('wp_head', 'feed_links_extra', 3);
remove_action('wp_head', 'rsd_link');
remove_action('wp_head', 'wlwmanifest_link');
remove_action('wp_head', 'index_rel_link');
remove_action('wp_head', 'start_post_rel_link', 10, 0);
remove_action('wp_head', 'wp_generator');
add_theme_support('custom-background');
//隐藏admin Bar
add_filter('show_admin_bar', 'hide_admin_bar');
//链接管理功能
add_filter('pre_option_link_manager_enabled','__return_true');
//关键字
//add_action('wp_head','deel_keywords');
//页面描述
//add_action('wp_head','deel_description');
//阻止站内PingBack
if (dopt('d_pingback_b')) {
add_action('pre_ping', 'deel_noself_ping');
}
//评论回复邮件通知
add_action('comment_post', 'comment_mail_notify');
//自动勾选评论回复邮件通知，不勾选则注释掉
// add_action('comment_form','deel_add_checkbox');
//评论表情改造，如需更换表情，img/smilies/下替换
add_filter('smilies_src', 'deel_smilies_src', 1, 10);
//文章末尾增加版权
add_filter('the_content', 'deel_copyright');
//移除自动保存和修订版本
if (dopt('d_autosave_b')) {
add_action('wp_print_scripts', 'deel_disable_autosave');
remove_action('pre_post_update', 'wp_save_post_revision');
}
//去除自带js
wp_deregister_script('l10n');
//修改默认发信地址
add_filter('wp_mail_from', 'deel_res_from_email');
add_filter('wp_mail_from_name', 'deel_res_from_name');
//缩略图设置
add_theme_support('post-thumbnails');
set_post_thumbnail_size(220, 150, true);
add_editor_style('editor-style.css');
//定义菜单
if (function_exists('register_nav_menus')) {
register_nav_menus(array(
'nav' => __('网站导航'),
'pagemenu' => __('页面导航'),
'header-menu' => __('导航自定义菜单'),
));
}
}
if (function_exists('register_sidebar')) {
register_sidebar(array(
'name' => '全站侧栏',
'id' => 'widget_sitesidebar',
'before_widget' => '<div class="widget %2$s">',
'after_widget' => '</div>',
'before_title' => '<div class="title"><h2><sapn class="title_span">',
'after_title' => '</span></h2></div>'
));
register_sidebar(array(
'name' => '首页侧栏',
'id' => 'widget_sidebar',
'before_widget' => '<div class="widget %2$s">',
'after_widget' => '</div>',
'before_title' => '<div class="title"><h2><sapn class="title_span">',
'after_title' => '</span></h2></div>'
));
register_sidebar(array(
'name' => '分类/标签/搜索页侧栏',
'id' => 'widget_othersidebar',
'before_widget' => '<div class="widget %2$s">',
'after_widget' => '</div>',
'before_title' => '<div class="title"><h2><sapn class="title_span">',
'after_title' => '</span></h2></div>'
));
register_sidebar(array(
'name' => '文章页侧栏',
'id' => 'widget_postsidebar',
'before_widget' => '<div class="widget %2$s">',
'after_widget' => '</div>',
'before_title' => '<div class="title"><h2><sapn class="title_span">',
'after_title' => '</span></h2></div>'
));
register_sidebar(array(
'name' => '页面侧栏',
'id' => 'widget_pagesidebar',
'before_widget' => '<div class="widget %2$s">',
'after_widget' => '</div>',
'before_title' => '<div class="title"><h2><sapn class="title_span">',
'after_title' => '</span></h2></div>'
));
}
function deel_breadcrumbs()
{
if (!is_single()) return false;
$categorys = get_the_category();
$category = $categorys[0];
return '<a title="返回首页" href="' . get_bloginfo('url') . '"><i class="fa fa-home"></i></a> <small>></small> ' . get_category_parents($category->term_id, true, ' <small>></small> ') . '<span class="muted">' . get_the_title() . '</span>';
}
// 取消原有jQuery
function footerScript()
{
if (!is_admin()) {
wp_deregister_script('jquery');
wp_register_script('jquery', '//apps.bdimg.com/libs/jquery/1.8.3/jquery.min.js', false, '1.0');
//wp_register_script('jquery', '//libs.baidu.com/jquery/1.8.3/jquery.min.js', false, '1.0');
wp_enqueue_script('jquery');
wp_register_script('default', get_template_directory_uri() . '/js/jquery.js', false, '1.0', dopt('d_jquerybom_b') ? true : false);
wp_enqueue_script('default');
wp_register_style('style', get_template_directory_uri() . '/style.css', false, '1.0');
wp_enqueue_style('style');
}
}
add_action('wp_enqueue_scripts', 'footerScript');
if (!function_exists('deel_paging')) :
function deel_paging()
{
$p = 4;
if (is_singular()) return;
global $wp_query, $paged;
$max_page = $wp_query->max_num_pages;
if ($max_page == 1) return;
echo '<div class="pagination"><ul>';
if (empty($paged)) $paged = 1;
// echo '<span class="pages">Page: ' . $paged . ' of ' . $max_page . ' </span> ';
echo '<li class="prev-page">';
previous_posts_link('上一页');
echo '</li>';
if ($paged > $p + 1) p_link(1, '<li>第一页</li>');
if ($paged > $p + 2) echo "<li><span>···</span></li>";
for ($i = $paged - $p; $i <= $paged + $p; $i++) {
if ($i > 0 && $i <= $max_page) $i == $paged ? print "<li class=\"active\"><span>{$i}</span></li>" : p_link($i);
}
if ($paged < $max_page - $p - 1) echo "<li><span> ... </span></li>";
//if ( $paged < $max_page - $p ) p_link( $max_page, '»' );
echo '<li class="next-page">';
next_posts_link('下一页');
echo '</li>';
// echo '<li><span>共 '.$max_page.' 页</span></li>';
echo '</ul></div>';
}
function p_link($i, $title = '')
{
if ($title == '') $title = "第 {$i} 页";
echo "<li><a href='", esc_html(get_pagenum_link($i)), "'>{$i}</a></li>";
}
endif;
/*TODO 这个函数有什么用？ 和mb_strimwidth有哪些区别？*/
function deel_strimwidth($str, $start, $width, $trimmarker)
{
$output = preg_replace('/^(?:[\x00-\x7F]|[\xC0-\xFF][\x80-\xBF]+){0,' . $start . '}((?:[\x00-\x7F]|[\xC0-\xFF][\x80-\xBF]+){0,' . $width . '}).*/s', '\1', $str);
return $output . $trimmarker;
}
function dopt($e)
{
return stripslashes(get_option($e));
}
if (!function_exists('deel_views')) :
function deel_record_visitors()
{
if (is_singular()) {
global $post;
$post_ID = $post->ID;
if ($post_ID) {
$post_views = (int)get_post_meta($post_ID, 'views', true);
if (!update_post_meta($post_ID, 'views', ($post_views + 1))) {
add_post_meta($post_ID, 'views', 1, true);
}
}
}
}
add_action('wp_head', 'deel_record_visitors');
function deel_views($after = '')
{
global $post;
$post_ID = $post->ID;
$views = (int)get_post_meta($post_ID, 'views', true);
echo $views, $after;
}
endif;
//baidu分享
$dHasShare = false;
function deel_share()
{
if (!dopt('d_bdshare_b')) return false;
echo '<span class="action action-share bdsharebuttonbox"><i class="fa fa-share-alt"></i>分享 (<span class="bds_count" data-cmd="count" title="累计分享0次">0</span>)<div class="action-popover"><div class="popover top in"><div class="arrow"></div><div class="popover-content"><a href="#" class="sinaweibo fa fa-weibo" data-cmd="tsina" title="分享到新浪微博"></a><a href="#" class="bds_qzone fa fa-star" data-cmd="qzone" title="分享到QQ空间"></a><a href="#" class="tencentweibo fa fa-tencent-weibo" data-cmd="tqq" title="分享到腾讯微博"></a><a href="#" class="qq fa fa-qq" data-cmd="sqq" title="分享到QQ好友"></a><a href="#" class="bds_renren fa fa-renren" data-cmd="renren" title="分享到人人网"></a><a href="#" class="bds_weixin fa fa-weixin" data-cmd="weixin" title="分享到微信"></a><a href="#" class="bds_more fa fa-ellipsis-h" data-cmd="more"></a></div></div></div></span>';
global $dHasShare;
$dHasShare = true;
}
function deel_avatar_default()
{
return get_bloginfo('template_directory') . '/img/default.png';
}
//关键字
function deel_keywords()
{
global $s, $post;
$keywords = '';
if (is_single()) {
if (get_the_tags($post->ID)) {
foreach (get_the_tags($post->ID) as $tag) $keywords .= $tag->name . ', ';
}
foreach (get_the_category($post->ID) as $category) $keywords .= $category->cat_name . ', ';
$keywords = substr_replace($keywords, '', -2);
} elseif (is_home()) {
$keywords = dopt('d_keywords');
} elseif (is_tag()) {
$keywords = single_tag_title('', false);
} elseif (is_category()) {
$keywords = single_cat_title('', false);
} elseif (is_search()) {
$keywords = esc_html($s, 1);
} else {
$keywords = trim(wp_title('', false));
}
if ($keywords) {
echo "<meta name=\"keywords\" content=\"$keywords\">\n";
}
}
//网站描述
function deel_description()
{
global $s, $post;
$description = '';
$blog_name = get_bloginfo('name');
if (is_singular()) {
if (!empty($post->post_excerpt)) {
$text = $post->post_excerpt;
} else {
$text = $post->post_content;
}
$description = trim(str_replace(array("\r\n", "\r", "\n", " ", " "), " ", str_replace("\"", "'", strip_tags($text))));
if (!($description)) $description = $blog_name . "-" . trim(wp_title('', false));
} elseif (is_home()) {
$description = dopt('d_description'); // 首頁要自己加
} elseif (is_tag()) {
$description = $blog_name . "'" . single_tag_title('', false) . "'";
} elseif (is_category()) {
$description = trim(strip_tags(category_description()));
} elseif (is_archive()) {
$description = $blog_name . "'" . trim(wp_title('', false)) . "'";
} elseif (is_search()) {
$description = $blog_name . ": '" . esc_html($s, 1) . "' 的搜索結果";
} else {
$description = $blog_name . "'" . trim(wp_title('', false)) . "'";
}
$description = mb_substr($description, 0, 220, 'utf-8');
echo "<meta name=\"description\" content=\"$description\">\n";
}
function hide_admin_bar($flag)
{
return false;
}
//修改评论表情调用路径
function deel_smilies_src($img_src, $img, $siteurl)
{
return get_bloginfo('template_directory') . '/img/smilies/' . $img;
}
//阻止站内文章Pingback
function deel_noself_ping(&$links)
{
$home = get_option('home');
foreach ($links as $l => $link)
if (0 === strpos($link, $home))
unset($links[$l]);
}
//移除自动保存
function deel_disable_autosave()
{
wp_deregister_script('autosave');
}
//修改默认发信地址
function deel_res_from_email($email)
{
$wp_from_email = get_option('admin_email');
return $wp_from_email;
}
function deel_res_from_name($email)
{
$wp_from_name = get_option('blogname');
return $wp_from_name;
}
//评论回应邮件通知
function comment_mail_notify($comment_id)
{
$admin_notify = '1'; // admin 要不要收回复通知 ( '1'=要 ; '0'=不要 )
$admin_email = get_bloginfo('admin_email'); // $admin_email 可改为你指定的 e-mail.
$comment = get_comment($comment_id);
$comment_author_email = trim($comment->comment_author_email);
$parent_id = $comment->comment_parent ? $comment->comment_parent : '';
global $wpdb;
if ($wpdb->query("Describe {$wpdb->comments} comment_mail_notify") == '')
$wpdb->query("ALTER TABLE {$wpdb->comments} ADD COLUMN comment_mail_notify TINYINT NOT NULL DEFAULT 0;");
if (($comment_author_email != $admin_email && isset($_POST['comment_mail_notify'])) || ($comment_author_email == $admin_email && $admin_notify == '1'))
$wpdb->query("UPDATE {$wpdb->comments} SET comment_mail_notify='1' WHERE comment_ID='$comment_id'");
$notify = $parent_id ? get_comment($parent_id)->comment_mail_notify : '0';
$spam_confirmed = $comment->comment_approved;
if ($parent_id != '' && $spam_confirmed != 'spam' && $notify == '1') {
$wp_email = 'no-reply@' . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME'])); // e-mail 发出点, no-reply 可改为可用的 e-mail.
$to = trim(get_comment($parent_id)->comment_author_email);
$subject = 'Hi，您在 [' . get_option("blogname") . '] 的留言有人回复啦！';
$message = '
<div style="color:#333;font:100 14px/24px microsoft yahei;">
<p>' . trim(get_comment($parent_id)->comment_author) . ', 您好!</p>
<p>您曾在《' . get_the_title($comment->comment_post_ID) . '》的留言:<br /> '
. trim(get_comment($parent_id)->comment_content) . '</p>
<p>' . trim($comment->comment_author) . ' 给您的回应:<br /> '
. trim($comment->comment_content) . '<br /></p>
<p>点击 <a href="' . htmlspecialchars(get_comment_link($parent_id)) . '">查看回应完整內容</a></p>
<p>欢迎再次光临 <a href="' . get_option('home') . '">' . get_option('blogname') . '</a></p>
<p style="color:#999">(此邮件由系统自动发出，请勿回复.)</p>
</div>';
$from = "From: \"" . get_option('blogname') . "\" <$wp_email>";
$headers = "$from\nContent-Type: text/html; charset=" . get_option('blog_charset') . "\n";
wp_mail($to, $subject, $message, $headers);
//echo 'mail to ', $to, '<br/> ' , $subject, $message; // for testing
}
}
//自动勾选
function deel_add_checkbox()
{
echo '<label for="comment_mail_notify" class="checkbox inline" style="padding-top:0"><input type="checkbox" name="comment_mail_notify" id="comment_mail_notify" value="comment_mail_notify" checked="checked"/>有人回复时邮件通知我</label>';
}
//文章（包括feed）末尾加版权说明
function deel_copyright($content)
{
if (!is_page()) {
$pid = get_the_ID();
$name = get_post_meta($pid, 'from.name', true);
$link = get_post_meta($pid, 'from.link', true);
$show = false;
if ($name) {
$show = $name;
if ($link) {
$show = '<a target="_blank" href="' . $link . '">' . $show . '</a>';
}
} else if ($link) {
$show = '<a target="_blank" href="' . $link . '">' . $link . '</a>';
}
if ($show) {
$content .= '<p>来源：' . $show . '</p>';
}
$content .= '<p>本文固定链接：<a href="' . get_bloginfo('url') . '">' . get_bloginfo('name') . '</a> » <a href="' . get_permalink() . '">' . get_the_title() . '</a>';
$content .= '<br>本站内容除特别标注外均为原创，欢迎转载，但请保留出处！</p>';
}
return $content;
}
//时间显示方式‘xx以前’
function time_ago($type = 'commennt', $day = 7)
{
$d = $type == 'post' ? 'get_post_time' : 'get_comment_time';
if (time() - $d('U') > 60 * 60 * 24 * $day) return;
echo ' (', human_time_diff($d('U'), strtotime(current_time('mysql', 0))), '前)';
}
//评论样式
function deel_comment_list($comment, $args, $depth)
{
echo '<li ';
comment_class();
echo ' id="comment-' . get_comment_ID() . '">';
//头像
echo '<div class="c-avatar">';
echo str_replace(' src=', ' data-original=', get_avatar($comment->comment_author_email, $size = '54', deel_avatar_default()));
//内容
echo '<div class="c-main" id="div-comment-' . get_comment_ID() . '">';
echo str_replace(' src=', ' data-original=', convert_smilies(get_comment_text()));
if ($comment->comment_approved == '0') {
echo '<span class="c-approved">您的评论正在排队审核中，请稍后！</span><br />';
}
//信息
echo '<div class="c-meta">';
echo '<span class="c-author">' . get_comment_author_link() . '</span>';
echo get_comment_time('Y-m-d H:i');
echo time_ago();
if ($comment->comment_approved !== '0') {
echo comment_reply_link(array_merge($args, array('add_below' => 'div-comment', 'depth' => $depth, 'max_depth' => $args['max_depth'])));
echo edit_comment_link(__('(编辑)'), ' - ', '');
}
echo '</div>';
echo '</div></div>';
}
//remove google fonts
if (!function_exists('remove_wp_open_sans')) :
function remove_wp_open_sans()
{
wp_deregister_style('open-sans');
wp_register_style('open-sans', false);
}
add_action('admin_enqueue_scripts', 'remove_wp_open_sans');
add_action('login_init', 'remove_wp_open_sans');
endif;
//添加后台编辑器快捷按钮
add_action('admin_print_scripts', 'my_quicktags');
function my_quicktags()
{
wp_enqueue_script(
'my_quicktags',
get_stylesheet_directory_uri() . '/js/my_quicktags.js',
array('quicktags')
);
}
//评论过滤
function refused_spam_comments($comment_data)
{
$pattern = '/[一-龥]/u';
$jpattern = '/[ぁ-ん]+|[ァ-ヴ]+/u';
if (!preg_match($pattern, $comment_data['comment_content'])) {
err('写点汉字吧，博主外语很捉急！You should type some Chinese word!');
}
if (preg_match($jpattern, $comment_data['comment_content'])) {
err('日文滚粗！Japanese Get out！日本語出て行け！ You should type some Chinese word！');
}
return ($comment_data);
}
if (dopt('d_spamComments_b')) {
add_filter('preprocess_comment', 'refused_spam_comments');
}
//点赞
add_action('wp_ajax_nopriv_bigfa_like', 'bigfa_like');
add_action('wp_ajax_bigfa_like', 'bigfa_like');
function bigfa_like()
{
global $wpdb, $post;
$id = $_POST["um_id"];
$action = $_POST["um_action"];
if ($action == 'ding') {
$bigfa_raters = get_post_meta($id, 'bigfa_ding', true);
$expire = time() + 99999999;
$domain = ($_SERVER['HTTP_HOST'] != 'localhost') ? $_SERVER['HTTP_HOST'] : false; // make cookies work with localhost
setcookie('bigfa_ding_' . $id, $id, $expire, '/', $domain, false);
if (!$bigfa_raters || !is_numeric($bigfa_raters)) {
update_post_meta($id, 'bigfa_ding', 1);
} else {
update_post_meta($id, 'bigfa_ding', ($bigfa_raters + 1));
}
echo get_post_meta($id, 'bigfa_ding', true);
}
die;
}
//最热排行
function hot_posts_list($days = 7, $nums = 10)
{
global $wpdb;
$today = date("Y-m-d H:i:s");
$daysago = date("Y-m-d H:i:s", strtotime($today) - ($days * 24 * 60 * 60));
$result = $wpdb->get_results("SELECT comment_count, ID, post_title, post_date FROM $wpdb->posts WHERE post_date BETWEEN '$daysago' AND '$today' ORDER BY comment_count DESC LIMIT 0 , $nums");
$output = '';
if (empty($result)) {
$output = '<li>None data.</li>';
} else {
$i = 1;
foreach ($result as $topten) {
$postid = $topten->ID;
$title = $topten->post_title;
$commentcount = $topten->comment_count;
if ($commentcount != 0) {
$output .= '<li><p><span class="post-comments">评论 (' . $commentcount . ')</span><span class="muted"><a href="javascript:;" data-action="ding" data-id="' . $postid . '" id="Addlike" class="action';
if (isset($_COOKIE['bigfa_ding_' . $postid])) $output .= ' actived';
$output .= '"><i class="fa fa-heart-o"></i><span class="count">';
if (get_post_meta($postid, 'bigfa_ding', true)) {
$output .= get_post_meta($postid, 'bigfa_ding', true);
} else {
$output .= '0';
}
$output .= '</span>喜欢</a></span></p><span class="label label-' . $i . '">' . $i . '</span><a href="' . get_permalink($postid) . '" title="' . $title . '">' . $title . '</a></li>';
$i++;
}
}
}
echo $output;
}
//在 WordPress 编辑器添加“下一页”按钮
add_filter('mce_buttons', 'add_next_page_button');
function add_next_page_button($mce_buttons)
{
$pos = array_search('wp_more', $mce_buttons, true);
if ($pos !== false) {
$tmp_buttons = array_slice($mce_buttons, 0, $pos + 1);
$tmp_buttons[] = 'wp_page';
$mce_buttons = array_merge($tmp_buttons, array_slice($mce_buttons, $pos + 1));
}
return $mce_buttons;
}
//判断手机广告
function user_is_mobile()
{
if (empty($_SERVER['HTTP_USER_AGENT'])) {
return false;
} elseif ((strpos($_SERVER['HTTP_USER_AGENT'], 'Mobile') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'iPad') === false) // many mobile devices (all iPh, etc.)
|| strpos($_SERVER['HTTP_USER_AGENT'], 'Android') !== false
|| strpos($_SERVER['HTTP_USER_AGENT'], 'Silk/') !== false
|| strpos($_SERVER['HTTP_USER_AGENT'], 'Kindle') !== false
|| strpos($_SERVER['HTTP_USER_AGENT'], 'BlackBerry') !== false
|| strpos($_SERVER['HTTP_USER_AGENT'], 'Opera Mini') !== false
|| strpos($_SERVER['HTTP_USER_AGENT'], 'Opera Mobi') !== false
) {
return true;
} else {
return false;
}
}
//搜索结果排除所有页面
function search_filter_page($query)
{
if ($query->is_search) {
$query->set('post_type', 'post');
}
return $query;
}
add_filter('pre_get_posts', 'search_filter_page');
//输出缩略图地址
function post_thumbnail_src()
{
global $post;
global $number;
if ($values = get_post_custom_values("thumb")) { //输出自定义域图片地址
$values = get_post_custom_values("thumb");
$post_thumbnail_src = $values [0];
} elseif (has_post_thumbnail()) { //如果有特色缩略图，则输出缩略图地址
$thumbnail_src = wp_get_attachment_image_src(get_post_thumbnail_id($post->ID), 'full');
$post_thumbnail_src = $thumbnail_src [0];
} else {
$post_thumbnail_src = '';
ob_start();
ob_end_clean();
if($number == null ){
$number = rand(0,13);
}
$number ++;
if($number > 13){
$number = 1;
}
echo get_bloginfo('template_url');
echo '/img/pic/' . $number . '.jpg';
};
echo $post_thumbnail_src;
}
//修复4.2表情bug
function disable_emoji9s_tinymce($plugins)
{
if (is_array($plugins)) {
return array_diff($plugins, array(
'wpemoji'
));
} else {
return array();
}
}
//取当前主题下img\smilies\下表情图片路径
function custom_gitsmilie_src($old, $img)
{
return get_stylesheet_directory_uri() . '/img/smilies/' . $img;
}
function init_gitsmilie()
{
global $wpsmiliestrans;
//默认表情文本与表情图片的对应关系(可自定义修改)
$wpsmiliestrans = array(
':mrgreen:' => 'icon_mrgreen.gif',
':neutral:' => 'icon_neutral.gif',
':twisted:' => 'icon_twisted.gif',
':arrow:' => 'icon_arrow.gif',
':shock:' => 'icon_eek.gif',
':smile:' => 'icon_smile.gif',
':???:' => 'icon_confused.gif',
':cool:' => 'icon_cool.gif',
':evil:' => 'icon_evil.gif',
':grin:' => 'icon_biggrin.gif',
':idea:' => 'icon_idea.gif',
':oops:' => 'icon_redface.gif',
':razz:' => 'icon_razz.gif',
':roll:' => 'icon_rolleyes.gif',
':wink:' => 'icon_wink.gif',
':cry:' => 'icon_cry.gif',
':eek:' => 'icon_surprised.gif',
':lol:' => 'icon_lol.gif',
':mad:' => 'icon_mad.gif',
':sad:' => 'icon_sad.gif',
'8-)' => 'icon_cool.gif',
'8-O' => 'icon_eek.gif',
':-(' => 'icon_sad.gif',
':-)' => 'icon_smile.gif',
':-?' => 'icon_confused.gif',
':-D' => 'icon_biggrin.gif',
':-P' => 'icon_razz.gif',
':-o' => 'icon_surprised.gif',
':-x' => 'icon_mad.gif',
':-|' => 'icon_neutral.gif',
';-)' => 'icon_wink.gif',
'8O' => 'icon_eek.gif',
':(' => 'icon_sad.gif',
':)' => 'icon_smile.gif',
':?' => 'icon_confused.gif',
':D' => 'icon_biggrin.gif',
':P' => 'icon_razz.gif',
':o' => 'icon_surprised.gif',
':x' => 'icon_mad.gif',
':|' => 'icon_neutral.gif',
';)' => 'icon_wink.gif',
':!:' => 'icon_exclaim.gif',
':?:' => 'icon_question.gif',
);
//移除WordPress4.2版本更新所带来的Emoji钩子同时挂上主题自带的表情路径
remove_action('wp_head', 'print_emoji_detection_script', 7);
remove_action('admin_print_scripts', 'print_emoji_detection_script');
remove_action('wp_print_styles', 'print_emoji_styles');
remove_action('admin_print_styles', 'print_emoji_styles');
remove_filter('the_content_feed', 'wp_staticize_emoji');
remove_filter('comment_text_rss', 'wp_staticize_emoji');
remove_filter('wp_mail', 'wp_staticize_emoji_for_email');
add_filter('tiny_mce_plugins', 'disable_emoji9s_tinymce');
add_filter('smilies_src', 'custom_gitsmilie_src', 10, 2);
}
add_action('init', 'init_gitsmilie', 5);
//avatar头像缓存
function fa_cache_avatar($avatar, $id_or_email, $size, $default, $alt)
{
// TODO 这句代码总是报错啊，不知道是为什么
// FIXME
//$f = md5(strtolower((string)$id_or_email));
$tmp = strpos($avatar, 'http');
$g = substr($avatar, $tmp, strpos($avatar, "'", $tmp) - $tmp);
$tmp = strpos($g, 'avatar/') + 7;
$f = substr($g, $tmp, strpos($g, "?", $tmp) - $tmp);
$a = get_bloginfo('template_url') . '/avatar/' . $f . $size . '.png';
$e = get_template_directory() . '/avatar/' . $f . $size . '.png';
$d = get_template_directory() . '/avatar/' . $f . '-d.png';
$txdf = get_bloginfo('template_url') . '/avatar/default.jpg';
if ($default == '')
$default = $txdf;
$t = 2592000; // 缓存有效期30天, 这里单位:秒
if (!is_file($e) || (time() - filemtime($e)) > $t) {
if (!is_file($d) || (time() - filemtime($d)) > $t) {
// 验证是否有头像
$uri = 'http://gravatar.duoshuo.com/avatar/' . $f . '?d=404';
$headers = @get_headers($uri);
if (!preg_match("|200|", $headers[0])) {
// 没有头像，则新建一个空白文件作为标记
$handle = fopen($d, 'w');
fclose($handle);
$a = $default;
} else {
// 有头像且不存在则更新
$r = get_option('avatar_rating');
$g = 'http://gravatar.duoshuo.com/avatar/' . $f . '?s=' . $size . '&r=' . $r;
copy($g, $e);
}
} else {
$a = $default;
}
}
$avatar = "<img alt='{$alt}' src='{$a}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
return $avatar;
}
//头像缓存
if (dopt('d_avatar_b')) {
//后两个参数 1：代表优先级 5：代表参数的个数
add_filter('get_avatar', 'fa_cache_avatar', 1, 5);
}
//评论头像缓存
/*
function fa_cache_avatar($avatar, $id_or_email, $size, $default, $alt){
$avatar = str_replace(array("www.gravatar.com", "0.gravatar.com", "1.gravatar.com", "2.gravatar.com"), "cn.gravatar.com", $avatar);
$tmp = strpos($avatar, 'http');
$url = get_avatar_url( $id_or_email, $size ) ;
$url = str_replace(array("www.gravatar.com", "0.gravatar.com", "1.gravatar.com", "2.gravatar.com"), "cn.gravatar.com", $url);
$avatar2x = get_avatar_url( $id_or_email, ( $size * 2 ) ) ;
$avatar2x = str_replace(array("www.gravatar.com", "0.gravatar.com", "1.gravatar.com", "2.gravatar.com"), "cn.gravatar.com", $avatar2x);
$g = substr($avatar, $tmp, strpos($avatar, "'", $tmp) - $tmp);
$tmp = strpos($g, 'avatar/') + 7;
$f = substr($g, $tmp, strpos($g, "?", $tmp) - $tmp);
$w = home_url();
$e = ABSPATH .'avatar/'. $size . '*'. $f .'.jpg';
$e2x = ABSPATH .'avatar/'. ( $size * 2 ) . '*'. $f .'.jpg';
$t = 1209600;
if ( (!is_file($e) || (time() - filemtime($e)) > $t) && (!is_file($e2x) || (time() - filemtime($e2x)) > $t ) ) {
copy(htmlspecialchars_decode($g), $e);
copy(htmlspecialchars_decode($avatar2x), $e2x);
} else { $avatar = $w.'/avatar/'. $size . '*'.$f.'.jpg';
$avatar2x = $w.'/avatar/'. ( $size * 2) . '*'.$f.'.jpg';
if (filesize($e) < 1000) copy($w.'/avatar/default.jpg', $e);
if (filesize($e2x) < 1000) copy($w.'/avatar/default.jpg', $e2x);
$avatar = "<img alt='{$alt}' src='{$avatar}' srcset='{$avatar2x}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
}
return $avatar;
}
//头像缓存
if( dopt('d_avatar_b') ){
add_filter('get_avatar', 'fa_cache_avatar',1,5);
}
*/
//去除分类标志代码
add_action('load-themes.php', 'no_category_base_refresh_rules');
add_action('created_category', 'no_category_base_refresh_rules');
add_action('edited_category', 'no_category_base_refresh_rules');
add_action('delete_category', 'no_category_base_refresh_rules');
function no_category_base_refresh_rules()
{
global $wp_rewrite;
$wp_rewrite->flush_rules();
}
// register_deactivation_hook(__FILE__, 'no_category_base_deactivate');
// function no_category_base_deactivate() {
// remove_filter('category_rewrite_rules', 'no_category_base_rewrite_rules');
// // We don't want to insert our custom rules again
// no_category_base_refresh_rules();
// }
// Remove category base
add_action('init', 'no_category_base_permastruct');
function no_category_base_permastruct()
{
global $wp_rewrite, $wp_version;
if (version_compare($wp_version, '3.4', '<')) {
// For pre-3.4 support
$wp_rewrite->extra_permastructs['category'][0] = '%category%';
} else {
$wp_rewrite->extra_permastructs['category']['struct'] = '%category%';
}
}
// Add our custom category rewrite rules
add_filter('category_rewrite_rules', 'no_category_base_rewrite_rules');
function no_category_base_rewrite_rules($category_rewrite)
{
//var_dump($category_rewrite); // For Debugging
$category_rewrite = array();
$categories = get_categories(array('hide_empty' => false));
foreach ($categories as $category) {
$category_nicename = $category->slug;
if ($category->parent == $category->cat_ID)// recursive recursion
$category->parent = 0;
elseif ($category->parent != 0)
$category_nicename = get_category_parents($category->parent, false, '/', true) . $category_nicename;
$category_rewrite['(' . $category_nicename . ')/(?:feed/)?(feed|rdf|rss|rss2|atom)/?$'] = 'index.php?category_name=$matches[1]&feed=$matches[2]';
$category_rewrite['(' . $category_nicename . ')/page/?([0-9]{1,})/?$'] = 'index.php?category_name=$matches[1]&paged=$matches[2]';
$category_rewrite['(' . $category_nicename . ')/?$'] = 'index.php?category_name=$matches[1]';
}
// Redirect support from Old Category Base
global $wp_rewrite;
$old_category_base = get_option('category_base') ? get_option('category_base') : 'category';
$old_category_base = trim($old_category_base, '/');
$category_rewrite[$old_category_base . '/(.*)$'] = 'index.php?category_redirect=$matches[1]';
//var_dump($category_rewrite); // For Debugging
return $category_rewrite;
}
// Add 'category_redirect' query variable
add_filter('query_vars', 'no_category_base_query_vars');
function no_category_base_query_vars($public_query_vars)
{
$public_query_vars[] = 'category_redirect';
return $public_query_vars;
}
// Redirect if 'category_redirect' is set
add_filter('request', 'no_category_base_request');
function no_category_base_request($query_vars)
{
//print_r($query_vars); // For Debugging
if (isset($query_vars['category_redirect'])) {
$catlink = trailingslashit(get_option('home')) . user_trailingslashit($query_vars['category_redirect'], 'category');
status_header(301);
header("Location: $catlink");
exit();
}
return $query_vars;
}
//只允许指定IP进行登陆
function specify_login_ip()
{
$the_url = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';//判断地址后面部分
$user_ip = $_SERVER['REMOTE_ADDR'];
$the_url = strtolower($the_url);//将英文字母转成小写
if ($the_url == "/wp-login.php" && !preg_match('/^(121\.69\.40\.250|218\.247\.6\.58|218\.241\.181\.25|192\.168\.31\.134)/',$user_ip))//判断是不是登陆页
{
header('HTTP/1.1 301 Moved Permanently');//发出301头部
header('Location:http://www.luxinzhi.com');//跳转到其他网站
}
}
add_action('login_head', 'specify_login_ip');
/**
* WordPress 自动为文章标签添加该标签的链接，如若需要，把注释放开即可
*/
//按长度排序
/*
function tag_sort($a, $b){
if ( $a->name == $b->name ) return 0;
return ( strlen($a->name) > strlen($b->name) ) ? -1 : 1;
}
//为符合条件的标签添加链接
function tag_link($content){
$match_num_from = 1; // 一个标签在文章中出现少于多少次不添加链接
$match_num_to = 1; // 一篇文章中同一个标签添加几次链接
$posttags = get_the_tags();
if ($posttags) {
usort($posttags, "tag_sort");
foreach($posttags as $tag) {
$link = get_tag_link($tag->term_id);
$keyword = $tag->name;
//链接的代码
$cleankeyword = stripslashes($keyword);
$url = "<a href=\"$link\" title=\"".str_replace('%s',addcslashes($cleankeyword, '$'),__('View all posts in %s'))."\"";
$url .= ' target="_blank"';
$url .= ">".addcslashes($cleankeyword, '$')."</a>";
$limit = rand($match_num_from,$match_num_to);
//不链接的代码
$content = preg_replace( '|(<a[^>]+>)(.*)('.$ex_word.')(.*)(</a[^>]*>)|U'.$case, '$1$2%&&&&&%$4$5', $content);
$content = preg_replace( '|(<img)(.*?)('.$ex_word.')(.*?)(>)|U'.$case, '$1$2%&&&&&%$4$5', $content);
$cleankeyword = preg_quote($cleankeyword,'\'');
$regEx = '\'(?!((<.*?)|(<a.*?)))('. $cleankeyword . ')(?!(([^<>]*?)>)|([^>]*?</a>))\'s' . $case;
$content = preg_replace($regEx,$url,$content,$limit);
$content = str_replace( '%&&&&&%', stripslashes($ex_word), $content);
}
}
return $content;
}
add_filter('the_content','tag_link',1);
*/
/*评论内容转义,此方法比较粗暴，直接把script标签都给去除了*/
function comment_code_escape( $code_escape ) {
$code_escape = strip_tags($code_escape);
return $code_escape;
}
add_filter( 'comment_text', 'comment_code_escape' );
add_filter( 'comment_text_rss', 'comment_code_escape' );
/*文章内容转义*/
function content_code_escape( $content ) {
$regex = '%<pre class="html-style">(.*?)</pre>%si';
preg_match_all($regex, $content, $matchs);
//用于保存替换后的匹配到的内容
$replace_array = array();
//包含pre标签的匹配
$matchs = $matchs[1];
for ($i=0;$i<count($matchs);$i++){
$match_content = $matchs[$i];
//进行转义
$match_content = str_replace(array('&','<','>'),array('&','<','>'), $match_content);
//保存到数组
$replace_array[] = $match_content;
//进行替换
$content = preg_replace($regex,"%&&&&&&".$i."&&&&&&%",$content,1);
}
for ($i=0;$i<count($matchs);$i++){
//进行替换
$content = str_replace("%&&&&&&".$i."&&&&&&%","<pre class=\"html-style\">".$replace_array[$i]."</pre>",$content);
}
return $content;
}
add_filter('the_content','content_code_escape' );
//检测在线人数
function counter_user_online(){
$user_online = "online.txt"; //保存人数的文件，网站根目录下
touch($user_online);//如果没有此文件，则创建
$timeout = 120;//120秒内没有操作用户,则认为已离开
$user_arr = file_get_contents($user_online);
$user_arr = explode('#',rtrim($user_arr,'#'));
$temp = array();
foreach($user_arr as $value){
$user = explode(",",trim($value));
//如果不是本用户IP并时间没有超时则放入到数组中
if (($user[0] != getenv('REMOTE_ADDR')) && ($user[1] > time())) {
array_push($temp,$user[0].",".$user[1]);
}
}
array_push($temp,getenv('REMOTE_ADDR').",".(time() + ($timeout)).'#'); //保存本用户的信息
$user_arr = implode("#",$temp);
//写入文件
$fp = fopen($user_online,"w");
flock($fp,LOCK_EX); //flock() 不能在NFS以及其他的一些网络文件系统中正常工作
fputs($fp,$user_arr);
flock($fp,LOCK_UN);
fclose($fp);
echo count($temp);
}
//统计访客数
function displayCounter() {
$counterFile = "counter.txt"; //保存人数的文件，网站根目录下
touch($counterFile);//如果没有此文件，则创建
$fp = fopen($counterFile,"rw");
$num = fgets($fp,5);
$num += 1;
print "您是第 "."$num"." 位访客";
exec( "rm -rf $counterFile");
exec( "echo $num > $counterFile");
exec( "echo 0 > $counterFile");
}
?>