/**
* WordPress发布文章同步到新浪微博(带图片&自定义栏目版)
* 文章地址:http://zhangge.net/4947.html
*/
function post_to_sina_weibo($post_ID) {
/* 鉴于很多朋友反馈发布文章空白,临时加上调试代码,若无问题可删除此行,若有问题请将错误信息在本文留言即可 */
ini_set('display_errors', true);
$No_cat_ID = array(1,18); /*不进行同步的栏目ID*/
/* 此处修改为通过文章自定义栏目来判断是否同步 */
if(get_post_meta($post_ID,'weibo_sync',true) == 1) return;
$category = get_the_category($post_ID);
$cat_ID= $category[0]->cat_ID;
if(in_array($cat_ID,$No_cat_ID)) return;
$get_post_info = get_post($post_ID);
$get_post_centent = get_post($post_ID)->post_content;
$get_post_title = get_post($post_ID)->post_title;
if ($get_post_info->post_status == 'publish' && $_POST['original_post_status'] != 'publish') {
$appkey='609709503'; /* 此处是你的新浪微博appkey,不修改的话就会显示来自张戈博客哦! */
$username='新浪微博用户名';
$userpassword='新浪微博密码';
$request = new WP_Http;
$keywords = "";
/* 获取文章标签关键词 */
$tags = wp_get_post_tags($post_ID);
foreach ($tags as $tag ) {
$keywords = $keywords.'#'.$tag->name."#";
}
/* 修改了下风格,并添加文章关键词作为微博话题,提高与其他相关微博的关联率 */
$string1 = strip_tags( $get_post_title ).':';
$string2 = $keywords.' 查看全文:'.get_permalink($post_ID);
/* 微博字数控制,避免超标同步失败 */
$wb_num = (138 - WeiboLength($string1.$string2))*2;
$status = $string1.mb_strimwidth(strip_tags( apply_filters('the_content', $get_post_centent)),0, $wb_num,'...').$string2;
/* 获取特色图片,如果没设置就抓取文章第一张图片 */
$url = get_mypost_thumbnail($post_ID);
/* 判断是否存在图片,定义不同的接口 */
if(!empty($url)){
$api_url = 'https://api.weibo.com/2/statuses/upload_url_text.json'; /* 新的API接口地址 */
$body = array('status' => $status,'source' => $appkey,'url' => $url);
} else {
$api_url = 'https://api.weibo.com/2/statuses/update.json';
$body = array('status' => $status.$url ,'source' => $appkey);
}
$headers = array('Authorization' => 'Basic ' . base64_encode("$username:$userpassword"));
$result = $request->post($api_url, array('body' => $body,'headers' => $headers));
/* 若同步成功,则给新增自定义栏目weibo_sync,避免以后更新文章重复同步 */
add_post_meta($post_ID, 'weibo_sync', 1, true);
}
}
add_action('publish_post', 'post_to_sina_weibo', 0);
/*
//获取微博字符长度函数
*/
function WeiboLength($str)
{
$arr = arr_split_zh($str); //先将字符串分割到数组中
foreach ($arr as $v){
$temp = ord($v); //转换为ASCII码
if ($temp > 0 && $temp < 127) {
$len = $len+0.5;
}else{
$len ++;
}
}
return ceil($len); //加一取整
}
/*
//拆分字符串函数,只支持 gb2312编码
//参考:http://u-czh.iteye.com/blog/1565858
*/
function arr_split_zh($tempaddtext){
$tempaddtext = iconv("UTF-8", "GBK//IGNORE", $tempaddtext);
$cind = 0;
$arr_cont=array();
for($i=0;$i 0){
if(ord(substr($tempaddtext,$cind,1)) < 0xA1 ){ //如果为英文则取1个字节
array_push($arr_cont,substr($tempaddtext,$cind,1));
$cind++;
}else{
array_push($arr_cont,substr($tempaddtext,$cind,2));
$cind+=2;
}
}
}
foreach ($arr_cont as &$row)
{
$row=iconv("gb2312","UTF-8",$row);
}
return $arr_cont;
}
/**
* WordPress 获取文章图片加强版 By 张戈博客
*/
if(!function_exists('get_mypost_thumbnail')){
function get_mypost_thumbnail($post_ID){
if (has_post_thumbnail()) {
$timthumb_src = wp_get_attachment_image_src( get_post_thumbnail_id($post_ID), 'full' );
$url = $timthumb_src[0];
} else {
if(!$post_content){
$post = get_post($post_ID);
$post_content = $post->post_content;
}
preg_match_all('||i', do_shortcode($post_content), $matches);
if( $matches && isset($matches[1]) && isset($matches[1][0]) ){
$url = $matches[1][0];
}else{
$url = '';
}
}
return $url;
}
}
代码来自:http://zhangge.net/4947.html 做了些许改动