-
-
/**
- * 长文章分段
- * @param string $article 文章内容
- * @param number $return_number 文章字节限制
- * @return array
- */
- private function ContentAddpage($content,$return_number=800){
- $return_content = ""; //返回的字符串
- $current_num = 0; //当前字符串长度
- $return_content_num = 0; //上次字符串截取后的长度；用来处理最后数组中字数过长的case.
- $page_num_word = array();//以br为分隔符使用preg_split分隔字符串生成的数组；
-
- $content = strip_tags($content,'
,
');
- $content = preg_replace("/
/m", "
", $content);
- $content = str_replace("","", $content);
- $content = preg_replace("/
/m", "
", $content);
- $content_info = preg_split("/\
/",$content);//根据字符串确定段落
- $art_num = count($content_info);//确定段落数
-
- for($i=0;$i $page_num_word[$i] = strlen($content_info[$i]);
- $current_num += $page_num_word[$i];//得到字数
- if ($current_num $tmp_num = $return_number-$current_num;
- $return_content .= mb_substr($content_info[$i],0,$tmp_num)."
";
- $return_content_num = $current_num;
- }else{
- $tmp_num = $return_number-$return_content_num;
- $return_content .= mb_substr($content_info[$i],0,$tmp_num)."
";
- break;
- }
- }
- return $return_content;
- }
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