293 lines
8.0 KiB
PHP
293 lines
8.0 KiB
PHP
<?php
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//html-WEB标签处理
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//统计字符长度
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function getStrlen($str,$code = 'UTF-8'){
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$strlen=0;
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if($code == 'UTF-8'){
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$pa = "/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|\xe0[\xa0-\xbf][\x80-\xbf]|[\xe1-\xef][\x80-\xbf][\x80-\xbf]|\xf0[\x90-\xbf][\x80-\xbf][\x80-\xbf]|[\xf1-\xf7][\x80-\xbf][\x80-\xbf][\x80-\xbf]/";
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preg_match_all($pa, $str, $t_string);
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$strlen=count($t_string[0]);
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}else{
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$strlen = strlen($str);
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}
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return $strlen;
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}
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//获取中英文字符的长度
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function getStrlen2($str){
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if ($str){
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return mb_strlen($str,'utf8');
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}else{
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return 0;
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}
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}
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//截字，不够数时末尾加省略号
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function cut_str($string, $sublen,$after='', $start = 0, $code = 'UTF-8')
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{
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if($code == 'UTF-8')
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{
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$pa = "/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|\xe0[\xa0-\xbf][\x80-\xbf]|[\xe1-\xef][\x80-\xbf][\x80-\xbf]|\xf0[\x90-\xbf][\x80-\xbf][\x80-\xbf]|[\xf1-\xf7][\x80-\xbf][\x80-\xbf][\x80-\xbf]/";
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preg_match_all($pa, $string, $t_string);
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if(count($t_string[0]) - $start > $sublen) return join('', array_slice($t_string[0], $start, $sublen)).$after;
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return join('', array_slice($t_string[0], $start, $sublen));
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}
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else
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{
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$start = $start*2;
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$sublen = $sublen*2;
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$strlen = strlen($string);
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$tmpstr = '';
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for($i=0; $i<$strlen; $i++)
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{
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if($i>=$start && $i<($start+$sublen))
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{
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if(ord(substr($string, $i, 1))>129)
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{
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$tmpstr.= substr($string, $i, 2);
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}
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else
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{
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$tmpstr.= substr($string, $i, 1);
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}
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}
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if(ord(substr($string, $i, 1))>129) $i++;
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}
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if(strlen($tmpstr)<$strlen ) $tmpstr.= $after;
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return $tmpstr;
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}
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}
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//HTML转txt
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function html2txt($html){
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$html=strip_tags($html);
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$html=str_replace(" ",'',$html);
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$html=str_replace(" ",'',$html);
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$html=str_replace(" ",'',$html);
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$html=str_replace(chr(13),'',$html);
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$html=str_replace(array("\r\n","\n","\r"),'',$html);
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return $html;
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}
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//去掉HTML样式style
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function removeA_Style($html){
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$html=str_replace(" ",'',$html);
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$html=str_replace(" ",'',$html);
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$html=str_replace(" ",'',$html);
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$html=preg_replace("/style=.+?['|\"]/i",'',$html);
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$html=preg_replace("/<a[^>]*>(.*?)<\/a>/is", "$1",$html);
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return $html;
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}
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//url base64编码
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function urlsafe_b64encode($string) {
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$data = base64_encode($string);
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$data = str_replace(array('+','/','='),array('-','_',''),$data);
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return $data;
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}
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//url base64解码
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function urlsafe_b64decode($string) {
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$data = str_replace(array('-','_'),array('+','/'),$string);
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$mod4 = strlen($data) % 4;
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if ($mod4) {
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$data .= substr('====', $mod4);
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}
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return base64_decode($data);
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}
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function CutAbnormalHtml($str){//去掉yi2,zhu2,shang2的非法格式
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$str=str_replace(array("\r\n", "\r", "\n",chr(13),"↵"),'',$str);
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$str=str_replace(array("</div>", "</div >"),'<br>',$str);
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$str=str_replace(array("<span>", "<span >","<div>", "<div >","</span>", "</span >"),'',$str);
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$str=str_replace(array("<span", "<spa", "<sp", "<s", "<div", "<di", "<d"),'',$str);
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$str=str_replace(array("</div", "</span"),'',$str);
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$str=str_replace(array("</di", "</spa"),'',$str);
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$str=str_replace(array("</d", "</sp"),'',$str);
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$str=str_replace(array("</", "</s"),'',$str);
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//$str=strip_tags($str);
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return $str;
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}
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//闭合HTML标签
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function fix_html_tags($input, $single_tags = array()) {
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$result = null;
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$stack = array();//标签栈
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$_single_tags = array('br', 'hr', 'img', 'input');//合理的单标签
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if ($single_tags && is_array($single_tags)) {
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$_single_tags = array_merge($_single_tags, $single_tags);
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$_single_tags = array_map('strtolower', $_single_tags);
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$_single_tags = array_unique($_single_tags);
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}
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//返回标签分隔之后的内容，包括标签本身
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$content = preg_split('/(<[^>]+>)/si', $input, null, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
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foreach ($content as $val) {
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//匹配未闭合的自闭合标签 如 <br> <hr> 等
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if (preg_match('/<(\w+)[^\/]*>/si', $val, $m) && in_array(strtolower($m[1]), $_single_tags) ) {
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$result .= "\r\n" . $val;
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}
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//匹配标准书写的自闭合标签，直接返回，不入栈
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else if (preg_match('/<(\w+)[^\/]*\/>/si', $val, $m)) {
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$result .= $val;
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}
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//匹配开始标签，并入栈
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else if (preg_match('/<(\w+)[^\/]*>/si', $val, $m)) {
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$result .= "\r\n" . str_repeat("\t", count($stack)) . $val;
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array_push($stack, $m[1]);
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}
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//匹配闭合标签，匹配前先判断当前闭合标签是栈顶标签的闭合，优先闭合栈顶标签
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else if (preg_match('/<\/(\w+)[^\/]*>/si', $val, $m)) {
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//出栈，多余的闭合标签直接舍弃
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if (strtolower(end($stack)) == strtolower($m[1])) {
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array_pop($stack);
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$result .= $val;
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}
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} else {
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$result .= $val;
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}
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}
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//倒出所有栈内元素
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while ($stack) {
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$result .= "</".array_pop($stack).">";
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$result .= "\r\n";
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}
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return $result;
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}
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//生成拼音
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function str2pinyin($str){
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require_once('pinyin/ChinesePinyin.class.php');
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$Pinyin=new ChinesePinyin();
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$strPinyin = $Pinyin->TransformWithTone($str);
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return $strPinyin;
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}
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function get_pinyinto($str){
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//拼音分行 start
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$str=str_replace(array("<p>","<P>"),'',$str);
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$str=str_replace(array("<br />","<br>","</p>","/P"),chr(13),$str);
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$pyarr=explode(chr(13),$str);
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//print_r($pyarr);
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$pybody="";
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//调用拼音程序
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//str2pinyin()
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require_once 'pinyin/ChinesePinyin.class.php';
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//require_once (dirname(__FILE__) . "/ChinesePinyin.class.php");
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$Pinyin=new ChinesePinyin();
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foreach($pyarr as $k=> $v){
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$pys = $Pinyin->TransformWithTone($v);
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$pybody.='<div class="pyshowbox00999"><span class="py">'.$pys.'</span>';
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$pybody.='<b>'.$v.'</b></div>';
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}
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return $pybody;
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}
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//取汉字首字母
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function getFirstCharter($str)
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{
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if (empty($str)) {
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return '';
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}
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$fchar = ord($str{0});
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if ($fchar >= ord('A') && $fchar <= ord('z'))
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return strtoupper($str{0});
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$s1 = iconv('UTF-8', 'gb2312', $str);
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$s2 = iconv('gb2312', 'UTF-8', $s1);
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$s = $s2 == $str ? $s1 : $str;
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$asc = ord($s{0}) * 256 + ord($s{1}) - 65536;
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if ($asc >= -20319 && $asc <= -20284)
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return 'A';
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if ($asc >= -20283 && $asc <= -19776)
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return 'B';
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if ($asc >= -19775 && $asc <= -19219)
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return 'C';
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if ($asc >= -19218 && $asc <= -18711)
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return 'D';
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if ($asc >= -18710 && $asc <= -18527)
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return 'E';
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if ($asc >= -18526 && $asc <= -18240)
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return 'F';
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if ($asc >= -18239 && $asc <= -17923)
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return 'G';
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if ($asc >= -17922 && $asc <= -17418)
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return 'H';
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if ($asc >= -17417 && $asc <= -16475)
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return 'J';
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if ($asc >= -16474 && $asc <= -16213)
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return 'K';
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if ($asc >= -16212 && $asc <= -15641)
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return 'L';
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if ($asc >= -15640 && $asc <= -15166)
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return 'M';
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if ($asc >= -15165 && $asc <= -14923)
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return 'N';
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if ($asc >= -14922 && $asc <= -14915)
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return 'O';
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if ($asc >= -14914 && $asc <= -14631)
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return 'P';
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if ($asc >= -14630 && $asc <= -14150)
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return 'Q';
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if ($asc >= -14149 && $asc <= -14091)
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return 'R';
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if ($asc >= -14090 && $asc <= -13319)
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return 'S';
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if ($asc >= -13318 && $asc <= -12839)
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return 'T';
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if ($asc >= -12838 && $asc <= -12557)
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return 'W';
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if ($asc >= -12556 && $asc <= -11848)
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return 'X';
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if ($asc >= -11847 && $asc <= -11056)
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return 'Y';
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if ($asc >= -11055 && $asc <= -10247)
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return 'Z';
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return null;
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}
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?>
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