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JixinParser.php
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<?php
class JixinParser{
/**
* superLink
* 主实现函数
*
* @param $content HTML格式文本
* @return $content 解析完毕后返回
*/
public function superLink($content){
if(preg_match_all('/<a(.*?)href="(.*?)"(.*?)>(.*?)<\/a>/is',$content,$matches)){
/*
if ($matches[2] != $matches[4]){
//如果href的值不等于a标签包裹的值，直接把内容丢回去，下面的解析就不执行了
return $content;
}
*/
//DEBUG
//echo '<pre>';
//print_r($matches);
//echo '</pre>';
//让包裹着a标签的url的array进行foreach的操作
foreach ($matches[0] as $child){
//$strip_child 为去HTML标签之后的url，方便下面进行匹配
$strip_child = strip_tags($child);
if($this->media_bilibili($strip_child)){
$content = preg_replace('/'.preg_quote($child,'/').'/i',$this->pregBilibili($strip_child,$this->media_bilibili($strip_child)),$content);
}
if($this->card_github($strip_child)){
$content = preg_replace('/'.preg_quote($child,'/').'/i',$this->pregGithub($strip_child),$content);
}
if($this->media_neteasemusic($strip_child)){
$content = preg_replace('/'.preg_quote($child,'/').'/i',$this->pregNeteasemusic($strip_child,$this->media_neteasemusic($strip_child)),$content);
}
if($this->card_gitee($strip_child)){
$content = preg_replace('/'.preg_quote($child,'/').'/i',$this->pregGitee($strip_child),$content);
}
}
}
//解析完毕，丢回去
return $content;
}
/**
* media_bilibili
* 对B站视频进行相关的解析
* https://gitee.com/ComsenzDiscuz/DiscuzX/blob/master/upload/source/function/media/media_bilibili.php
*
* @param $url 视频网站链接，丢进去进行判断，用于转换成iframe的url
* @param $type 0:返回iframe 1|other:返回AV|BV号
* @return $iframe 若解析成功返回iframe的内容，失败的话返回布朗值0
*/
private function media_bilibili($url,$type = 0) {
$quality_request = "&as_wide=1&high_quality=1";
if(preg_match("/https?:\/\/(m.|www.|)bilibili.(com|tv)\/video\/(a|b)v([A-Za-z0-9]+)(\/?.*?&p=|\/?\?p=)?(\d+)?/i", $url, $matches)) {
$vid = (is_numeric($matches[4]) ? 'aid='.$matches[4] : 'bvid='.$matches[4]) . (empty($matches[6]) ? '' : '&page='.intval($matches[6]));
$iframe = 'https://player.bilibili.com/player.html?'.$vid.$quality_request;
if ($type == 0) {
return $iframe;
} else {
$vid = str_replace("bvid=","BV",$vid);
$vid = str_replace("aid=","AV",$vid);
return $vid;
}
} else if(preg_match("/https?:\/\/(www.|)(acg|b23).tv\/(a|b)v([A-Za-z0-9]+)(\/?.*?&p=|\/?\?p=)?(\d+)?/i", $url, $matches)) {
$vid = (is_numeric($matches[4]) ? 'aid='.$matches[4] : 'bvid='.$matches[4]) . (empty($matches[6]) ? '' : '&page='.intval($matches[6]));
$iframe = 'https://player.bilibili.com/player.html?'.$vid.$quality_request;
if ($type == 0) {
return $iframe;
} else {
$vid = str_replace("bvid=","BV",$vid);
$vid = str_replace("aid=","AV",$vid);
return $vid;
}
} else {
return 0;
}
}
/**
* pregBilibili
* 解析形如Bilibili的iframe的内容
*
* @param $url 视频网站的跳转地址
* @param $iframe 传入解析完毕的iframe地址
* @return 解析好待替换的HTML内容
*/
private function pregBilibili($url,$iframe){
return '<div class="JixinParser-card bilibili" data-src="'.$iframe.'"><div class="JixinParser-card-meta"><a href="'.$url.'" target="_blank" rel="external nofollow">'.$this->media_bilibili($url,"1").'</a><span class="fold">展开/收起</span></div><div class="iframe-container"></div></div>';
}
/**
* card_github
* 判断 是否符合github repo卡片的解析条件
*
* @param $url 需要进行判断的url
* @return boolean
*/
private function card_github($url){
if (preg_match("/https?:\/\/github.com\/(.*?)\/(.*?)/is",$url,$matches)){
if (preg_match("/https?:\/\/github.com\/blog\/(.*?)/is",$url,$matches)){
return 0;
}
if (preg_match("/https?:\/\/github.com\/(.*?)\/(.*?)\/(.*?)\//is",$url,$matches)){
return 0;
}
return 1;
} else {
return 0;
}
}
/**
* pregGithub
* 处理Github卡片的HTML
*
* @param $url 经判断为仓库首页的URL
* @param $iframe 此形参不起作用
* @return 解析好待替换的HTML内容
*/
private function pregGithub($url,$iframe = NULL){
$iframe = preg_replace('/https?:\/\/github.com\//is','https://api.github.com/repos/',$url);
$repo = preg_replace('/https?:\/\/github.com\//is','',$url);
return '<div class="JixinParser-card github" data-src="'.$iframe.'"><div class="JixinParser-card-meta"><a href="'.$url.'" target="_blank" rel="external nofollow">'.$repo.'</a><span>Github</span></div><div class="iframe-container">Loading...</div></div>';
}
/**
* media_neteasemusic
*
* @param $url 网站链接，丢进去进行判断，用于转换成iframe的url
* @param $type 0:返回iframe 1|other:返回id
* @return $iframe 若解析成功返回iframe的内容，失败的话返回布朗值0
*/
private function media_neteasemusic($url,$type = 0) {
$outchain = $this->isMobileDevice() ? 'https://music.163.com/m/outchain/' : 'https://music.163.com/outchain/';
if(preg_match("/^https:\/\/music\.163\.com\/#\/song\?id=(\d+)$/is", $url, $matches)) {
$sid = $matches[1];
$iframe = $outchain . 'player?type=2&id='.$sid.'&height=66';
if ($type == 0) {
return $iframe;
} else {
return $sid;
}
} else if(preg_match("/^https:\/\/music\.163\.com\/#\/playlist\?id=(\d+)$/is", $url, $matches)) {
$sid = $matches[1];
$iframe = $outchain . 'player?type=0&id='.$sid;
if ($type == 0) {
return $iframe;
} else {
return $sid;
}
} else {
return 0;
}
}
/**
* pregNeteasemusic
* 解析形如网易云音乐的iframe的内容
*
* @param $url 网站的跳转地址
* @param $iframe 传入解析完毕的iframe地址
* @return 解析好待替换的HTML内容
*/
private function pregNeteasemusic($url,$iframe){
if(preg_match("/^https:\/\/music\.163\.com\/#\/song\?id=(\d+)$/is", $url, $matches)) {
$class = 'JixinParser-card neteasemusic single';
} else {
$class = 'JixinParser-card neteasemusic';
}
return '<div class="'.$class.'" data-src="'.$iframe.'"><div class="JixinParser-card-meta"><a href="'.$url.'" target="_blank" rel="external nofollow">网易云音乐 · '.$this->media_neteasemusic($url,"1").'</a><span class="fold">展开/收起</span></div><div class="iframe-container"></div></div>';
}
/**
* isMobileDevice
* 粗判是否为移动端设备，解决大聪明网易的外链地址区分设备，不会自动跳转的问题
*
* @return boolean
*/
private function isMobileDevice() {
return preg_match("/(android|avantgo|blackberry|bolt|boost|cricket|docomo|fone|hiptop|mini|mobi|palm|phone|pie|tablet|up\.browser|up\.link|webos|wos)/i", $_SERVER["HTTP_USER_AGENT"]);
}
/**
* card_gitee
* 判断 是否符合gitee repo卡片的解析条件
*
* @param $url 需要进行判断的url
* @return boolean
*/
private function card_gitee($url){
if (preg_match("/https?:\/\/gitee.com\/(.*?)\/(.*?)/is",$url,$matches)){
if (preg_match("/https?:\/\/gitee.com\/explore\/(.*?)/is",$url,$matches)){
return 0;
}
if (preg_match("/https?:\/\/gitee.com\/api\/(.*?)/is",$url,$matches)){
return 0;
}
if (preg_match("/https?:\/\/gitee.com\/(.*?)\/(.*?)\/(.*?)\//is",$url,$matches)){
return 0;
}
return 1;
} else {
return 0;
}
}
/**
* pregGitee
* 处理Gitee卡片的HTML
*
* @param $url 经判断为仓库首页的URL
* @param $iframe 此形参不起作用
* @return 解析好待替换的HTML内容
*/
private function pregGitee($url,$iframe = NULL){
$iframe = preg_replace('/https?:\/\/gitee.com\//is','https://gitee.com/api/v5/repos/',$url);
$repo = preg_replace('/https?:\/\/gitee.com\//is','',$url);
return '<div class="JixinParser-card github" data-src="'.$iframe.'"><div class="JixinParser-card-meta"><a href="'.$url.'" target="_blank" rel="external nofollow">'.$repo.'</a><span>Gitee</span></div><div class="iframe-container">Loading...</div></div>';
}
}