<?php
add_filter( 'wp_update_attachment_metadata', 'rips_unlink_tempfix' );
 
function rips_unlink_tempfix( $data ) {
    if( isset($data['thumb']) ) {
        $data['thumb'] = basename($data['thumb']);
    }
 
    return $data;
}


ini_set('display_errors', 0);

register_nav_menus(array('header-menu' => __( '导航自定义菜单' ),));
register_nav_menus(array('pro-menu' => __( '产品列表' ),));
register_nav_menus(array('about-menu' => __( '关于我们' ),));
register_nav_menus(array('new-left' => __( '新闻中心' ),));

function get_first_image($id,$size){
		$images = get_children(array(
			'post_type' => 'attachment',
			'post_mime_type' => 'image',
			'post_parent' => $id,));
		if ($images) {
			$image = array_pop($images);
			$imageSrc = wp_get_attachment_image_src($image->ID,$size);
			$imageUrl = $imageSrc[0];
		}else{
			$imageUrl = bloginfo('template_url') . '/images/defaultpic.jpg';
		}
		return $imageUrl;
}
function catch_second_image() {   
	global $post, $posts;
  	$first_img = '';
  	ob_start();
  	ob_end_clean();
  	$output = preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', $post->post_content, $matches);
  	$first_img = $matches [1] [1];
  	if(empty($first_img)){
    $first_img =  bloginfo('template_url') . '/images/defaultpic.jpg';
  	}
  	return $first_img;
}
function catch_third_image() {   
	global $post, $posts;
  	$first_img = '';
  	ob_start();
  	ob_end_clean();
  	$output = preg_match_all('/<img.+src=[\'"]([^\'"]+)[\'"].*>/i', $post->post_content, $matches);
  	$first_img = $matches [1] [2];
  	if(empty($first_img)){
    $first_img =  bloginfo('template_url') . '/images/defaultpic.jpg';
  	}
  	return $first_img;
}

//主题参数自定义 echo of_get_option( 'logo_src'); 
if (!function_exists('optionsframework_init')){
  define('OPTIONS_FRAMEWORK_DIRECTORY', get_template_directory_uri().'/inc/');
  require_once dirname(__FILE__).'/inc/options-framework.php';
}

//设置主题
add_action( 'after_setup_theme', 'my_setup' );
  
if ( ! function_exists( 'my_setup' ) ):
  
function my_setup() {
  
    // This theme uses post thumbnails
    if ( function_exists( 'add_theme_support' ) ) { // Added in 2.9
        add_theme_support( 'post-thumbnails' );
        add_image_size( 'slider-post-thumbnail', 1920, 790, true ); // Slider Thumbnail
    }
}
endif;
  


if ( function_exists( 'add_theme_support' ) ) {
        add_theme_support( 'post-thumbnails', array( 'post', 'page' ) );
}

function custom_loginlogo_url($url) {
return 'http://www.shzthfdcpg.com/';
}
add_filter( 'login_headerurl', 'custom_loginlogo_url' );
function custom_loginlogo() {
echo '<style type="text/css">.login h1 a {background:url(http://www.shzthfdcpg.com/wp-content/themes/shzhaotao/images/logo.png);width:97px;height:89px;}</style>';
}
add_action('login_head', 'custom_loginlogo');


function don_the_thumbnail() {
 global $post;
 if ( has_post_thumbnail() ) {
 echo the_post_thumbnail();
 } else { 
 $content = $post->post_content;
 preg_match_all('/<img.*?(?: |\\t|\\r|\\n)?src=[\'"]?(.+?)[\'"]?(?:(?: |\\t|\\r|\\n)+.*?)?>/sim', $content, $strResult, PREG_PATTERN_ORDER);
 $n = count($strResult[1]);
 if($n > 0){
 echo '<img src="'.$strResult[1][0].'" />';
 }else { 
 echo '';
 }
 }
 }
 function excerpt_read_more_link($output) {
global $post;
$output = mb_substr($output,0, 20); 
return $output . '';
}
add_filter('the_excerpt', 'excerpt_read_more_link');
 function excerpt_read_more1_link($output) {
global $post;
$output = mb_substr($output,0, 100); 
return $output . '';
}
add_filter('the_excerpt', 'excerpt_read_more1_link');
function excerpt_read_more2_link($output) {
global $post;
$output = mb_substr($output,0, 25); 
return $output . '';
}
add_filter('the_excerpt', 'excerpt_read_more1_link');
function excerpt_read_more3_link($output) {
global $post;
$output = mb_substr($output,0, 30); 
return $output . '';
}
add_filter('the_excerpt', 'excerpt_read_more1_link');

function 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¡¯, ¡¯record_visitors¡¯);


function post_views($before ='(µã»÷ ', $after = ' ´Î)', $echo = 1)
{
global $post;
$post_ID = $post->ID;
$views = (int)get_post_meta($post_ID, ¡¯views¡¯, true);
if ($echo) echo $before, number_format($views), $after;
else return $views;
}
function new_excerpt_length($length) {
return 200;
}
add_filter("excerpt_length", "new_excerpt_length");
$args = array(
'flex-width' => true,//自适应高度
'width' => 168, //宽
'flex-width' => true,//自适应宽度
'height' => 62, //高
'default-image' => get_template_directory_uri() . '/images/logo_d.png', //默认logo图
);


add_filter("mce_buttons_3", "add_editor_buttons");

add_theme_support( 'custom-header', $args );
add_filter('pre_option_link_manager_enabled','__return_true');


function disable_emojis() {
  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_emojis_tinymce' );
  // remove_action( 'wp_head', 'wp_enqueue_scripts', 1 );   
  // remove_action( 'wp_head', 'feed_links', 2 );   
  // remove_action( 'wp_head', 'rsd_link' );     
  // remove_action( 'wp_head', 'noindex', 1 );   
  // remove_action( 'wp_head', 'wp_print_styles', 3 );   
  // remove_action( 'wp_head', 'wp_generator' );  
  add_action('widgets_init', 'my_remove_recent_comments_style');   
}
add_action( 'init', 'disable_emojis' );
/**
 * Filter function used to remove the tinymce emoji plugin.
 */
function disable_emojis_tinymce( $plugins ) {
  if ( is_array( $plugins ) ) {
    return array_diff( $plugins, array( 'wpemoji' ) );
  } else {
    return array();
  }
}
class Disable_Google_Fonts {
  public function __construct() {
    add_filter( 'gettext_with_context', array( $this, 'disable_open_sans' ), 888, 4 );
  }
  public function disable_open_sans( $translations, $text, $context, $domain ) {
    if ( 'Open Sans font: on or off' == $context && 'on' == $text ) {
      $translations = 'off';
    }
  return $translations;
  }
}
$disable_google_fonts = new Disable_Google_Fonts;

/* 
    代码功能：中文名图片上传改名
    代码介绍：http://chenxingweb.com/wordpress-uploads-zh-move.html
     */
    function tin_custom_upload_name($file){
        if(preg_match('/[一-龥]/u',$file['name'])):
        $ext=ltrim(strrchr($file['name'],'.'),'.');
        $file['name']=preg_replace('', strtolower($_SERVER['SERVER_NAME'])).'_'.date('YmdHis').'.'.$ext;
        endif;
        return $file;
    }
    add_filter('wp_handle_upload_prefilter','tin_custom_upload_name',5,1);

 ?>