mirror of https://github.com/owen0o0/getFavicon
20241218
owen
parent
03ee62443e
commit
dc16836ec4
155
Favicon.php
155
Favicon.php
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@ -134,7 +134,7 @@ class Favicon
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* 获取过程结束
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* 获取过程结束
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* 计算时间及内存的占用信息
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* 计算时间及内存的占用信息
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*/
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*/
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$time_end = microtime(TRUE);
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$time_end = microtime(TRUE);
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$this->_last_time_spend = $time_end - $time_start;
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$this->_last_time_spend = $time_end - $time_start;
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$this->_last_memory_usage = ((!function_exists('memory_get_usage')) ? '0' : round(memory_get_usage() / 1024 / 1024, 2)) . 'MB';
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$this->_last_memory_usage = ((!function_exists('memory_get_usage')) ? '0' : round(memory_get_usage() / 1024 / 1024, 2)) . 'MB';
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@ -187,7 +187,8 @@ class Favicon
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return array(
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return array(
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'X-Robots-Tag: noindex, nofollow',
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'X-Robots-Tag: noindex, nofollow',
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'Content-type: image/x-icon',
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'Content-type: image/x-icon',
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'Cache-Control: public, max-age=604800'
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'Cache-Control: public, max-age=86400',
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'Expires: ' . gmdate('D, d M Y H:i:s', time() + 86400) . ' GMT'
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);
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);
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}
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}
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@ -228,7 +229,7 @@ class Favicon
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* @return bool|string
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* @return bool|string
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*/
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*/
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protected function getData()
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protected function getData()
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{
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{
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// 尝试匹配映射
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// 尝试匹配映射
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$this->data = $this->_match_file_map();
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$this->data = $this->_match_file_map();
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@ -263,7 +264,7 @@ class Favicon
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//解析HTML中的相对URL 路径
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//解析HTML中的相对URL 路径
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$match_url[2] = $this->filterRelativeUrl(trim($match_url[2]), $this->params['origin_url']);
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$match_url[2] = $this->filterRelativeUrl(trim($match_url[2]), $this->params['origin_url']);
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$icon = $this->getFile($match_url[2],true);
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$icon = $this->getFile($match_url[2], true);
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if ($icon && $icon['status'] == 'OK') {
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if ($icon && $icon['status'] == 'OK') {
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@ -285,7 +286,7 @@ class Favicon
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//未能从LINK标签中获取图标（可能是网址无法打开，或者指定的文件无法打开，或未定义图标地址）
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//未能从LINK标签中获取图标（可能是网址无法打开，或者指定的文件无法打开，或未定义图标地址）
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//将使用网站根目录的文件代替
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//将使用网站根目录的文件代替
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$data = $this->getFile($this->full_host . '/favicon.ico',true);
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$data = $this->getFile($this->full_host . '/favicon.ico', true);
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if ($data && $data['status'] == 'OK') {
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if ($data && $data['status'] == 'OK') {
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$this->_log_message("Success get icon from website root: {$this->full_host}/favicon.ico");
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$this->_log_message("Success get icon from website root: {$this->full_host}/favicon.ico");
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@ -297,7 +298,7 @@ class Favicon
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if ($ret) {
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if ($ret) {
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//最后的尝试，从重定向后的网址根目录获取favicon文件
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//最后的尝试，从重定向后的网址根目录获取favicon文件
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$data = $this->getFile($this->full_host . '/favicon.ico',true);
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$data = $this->getFile($this->full_host . '/favicon.ico', true);
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if ($data && $data['status'] == 'OK') {
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if ($data && $data['status'] == 'OK') {
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$this->_log_message("Success get icon from redirect file: {$this->full_host}/favicon.ico");
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$this->_log_message("Success get icon from redirect file: {$this->full_host}/favicon.ico");
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@ -306,17 +307,17 @@ class Favicon
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}
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}
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}
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}
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/**
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/**
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* 从其他api最后获取图像 -----------------------------------------------------
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* 从其他api最后获取图像 -----------------------------------------------------
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* t3.gstatic.com 国内可用 t3.gstatic.cn
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* t3.gstatic.com 国内可用 t3.gstatic.cn
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*/
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*/
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if ($this->data == NULL) {
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if ($this->data == NULL) {
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$thrurl='http://t3.gstatic.cn/faviconV2?client=SOCIAL&type=FAVICON&fallback_opts=TYPE,SIZE,URL&size=128&url='.$this->full_host;
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$thrurl = 'http://t3.gstatic.cn/faviconV2?client=SOCIAL&type=FAVICON&fallback_opts=TYPE,SIZE,URL&size=128&url=' . $this->full_host;
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$icon = file_get_contents($thrurl);
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$icon = file_get_contents($thrurl);
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if($icon){
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if ($icon) {
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$this->_log_message("--https://t3.gstatic.com/{$this->full_host}/favicon.ico");
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$this->_log_message("--https://t3.gstatic.com/{$this->full_host}/favicon.ico");
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$this->data = $icon;
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$this->data = $icon;
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}
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}
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}
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}
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@ -347,16 +348,15 @@ class Favicon
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*/
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*/
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$parsed_url = parse_url($url);
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$parsed_url = parse_url($url);
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if (!isset($parsed_url['host']) || !$parsed_url['host']) {
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if ($parsed_url === false || !isset($parsed_url['host']) || !$parsed_url['host']) {
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//在URL的前面加上http://
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//在URL的前面加上http://
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// add the prefix
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if (!preg_match('/^https?:\/\/.*/', $url))
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if (!preg_match('/^https?:\/\/.*/', $url))
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$url = 'http://' . $url;
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$url = 'http://' . $url;
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//解析URL并将结果保存到 $this->url
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//解析URL并将结果保存到 $this->url
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$parsed_url = parse_url($url);
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$parsed_url = parse_url($url);
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if ($parsed_url == FALSE) {
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if ($parsed_url === false) {
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return FALSE;
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return false;
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} else {
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} else {
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/**
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/**
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* 能成功解析的话就可以设置原始URL为这个添加过http://前缀的URL
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* 能成功解析的话就可以设置原始URL为这个添加过http://前缀的URL
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@ -423,7 +423,7 @@ class Favicon
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//STEP5.2: 使用'/'分割URL字符串以获取目录的每一部分进行判断
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//STEP5.2: 使用'/'分割URL字符串以获取目录的每一部分进行判断
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$URI_full_dir = ltrim($URI_dir . '/' . $url, '/');
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$URI_full_dir = ltrim($URI_dir . '/' . $url, '/');
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$URL_arr = explode('/', $URI_full_dir);
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$URL_arr = explode('/', $URI_full_dir);
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// 这里为了解决有些网站在根目录下的文件也使用 ../img/favicon.ico 这种形式的错误,
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// 这里为了解决有些网站在根目录下的文件也使用 ../img/favicon.ico 这种形式的错误,
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// 对这种本来不合理的路径予以通过, 并忽略掉前面的两个点 (没错, 我说的是 gruntjs 的官网)
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// 对这种本来不合理的路径予以通过, 并忽略掉前面的两个点 (没错, 我说的是 gruntjs 的官网)
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@ -439,7 +439,7 @@ class Favicon
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while (TRUE) {
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while (TRUE) {
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if (isset($dst_arr[$i - $j]) && $dst_arr[$i - $j] != FALSE) {
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if (isset($dst_arr[$i - $j]) && $dst_arr[$i - $j] != FALSE) {
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$dst_arr[$i - $j] = FALSE;
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$dst_arr[$i - $j] = FALSE;
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$dst_arr[$i] = FALSE;
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$dst_arr[$i] = FALSE;
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break;
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break;
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} else {
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} else {
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$j++;
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$j++;
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@ -472,6 +472,12 @@ class Favicon
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private function getFile($url, $isimg = false, $timeout = 2)
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private function getFile($url, $isimg = false, $timeout = 2)
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{
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{
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$ch = curl_init($url);
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$ch = curl_init($url);
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//添加以下设置：
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curl_setopt($ch, CURLOPT_TIMEOUT, 5);//设置总体超时5秒
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curl_setopt($ch, CURLOPT_NOSIGNAL, 1);//在多线程下使用超时选项
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curL_setopt($ch, CURLOPT_TCP_NODELAY, 1);//不延迟传输
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
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/*
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/*
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* 2019-06-20
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* 2019-06-20
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/** @var mixed 只获取500kb的数据，如果目标图片超过500kb，则丢弃 */
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/** @var mixed 只获取500kb的数据，如果目标图片超过500kb，则丢弃 */
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$request_headers = array('Range: bytes=0-512000'); //500 KB
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$request_headers = array('Range: bytes=0-512000'); //500 KB
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curl_setopt( $ch, CURLOPT_FORBID_REUSE, true );
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curl_setopt($ch, CURLOPT_FORBID_REUSE, true);
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$request_headers[] = 'Connection: close';
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$request_headers[] = 'Connection: close';
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curl_setopt( $ch, CURLOPT_HTTPHEADER, $request_headers );
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curl_setopt($ch, CURLOPT_HTTPHEADER, $request_headers);
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curl_setopt($ch, CURLOPT_FAILONERROR, 1);
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curl_setopt($ch, CURLOPT_FAILONERROR, 1);
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//执行重定向获取
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//执行重定向获取
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$ret = $this->curlExecFollow($ch, 2);
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$ret = $this->curlExecFollow($ch, 2);
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if($isimg){
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if ($isimg) {
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$mime=curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
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$img_info = @getimagesize($url);
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$mimeArray=explode('/',$mime);
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if (empty($img_info)) {
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$ret = '';
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$this->_log_message("不是图片：{$url}");
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}
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$mime = curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
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$mimeArray = explode('/', $mime);
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}
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}
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$arr = array(
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$arr = array(
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'status' => 'FAIL',
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'status' => 'FAIL',
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'data' => '',
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'data' => '',
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'real_url' => ''
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'real_url' => ''
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);
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);
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if(!$isimg || $mimeArray[0] == 'image'){
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if (!$isimg || $mimeArray[0] == 'image') {
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if ($ret != false) {
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if ($ret != false) {
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$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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$arr = array(
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$arr = array(
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'status' => ($status >= 200 && $status <= 299) ? 'OK' : 'FAIL',
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'code' => $status,
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'status' => ($status >= 200 && $status <= 399) ? "OK" : "FAIL",
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'data' => $ret,
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'data' => $ret,
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'real_url' => curl_getinfo($ch, CURLINFO_EFFECTIVE_URL)
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'real_url' => curl_getinfo($ch, CURLINFO_EFFECTIVE_URL)
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);
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);
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curl_close($ch);
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curl_close($ch);
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return $arr;
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return $arr;
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}else{
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} else {
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$this->_log_message("不是图片：{$url}");
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$this->_log_message("不是图片：{$url}");
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return $arr;
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return $arr;
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}
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}
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@ -531,33 +543,34 @@ class Favicon
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* @param int $maxredirect 最大允许的重定向次数
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* @param int $maxredirect 最大允许的重定向次数
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* @return string
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* @return string
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*/
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*/
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private function curlExecFollow( &$ch, $maxredirect = null) {
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private function curlExecFollow(&$ch, $maxredirect = null)
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$mr = $maxredirect === null ? 5 : intval($maxredirect);
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{
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if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {
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$mr = $maxredirect === null ? 5 : intval($maxredirect);
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, $mr > 0);
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if (ini_get('open_basedir') == '' && ini_get('safe_mode' == 'Off')) {
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curl_setopt($ch, CURLOPT_MAXREDIRS, $mr);
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, $mr > 0);
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} else {
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curl_setopt($ch, CURLOPT_MAXREDIRS, $mr);
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
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} else {
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if ($mr > 0) {
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);
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$newurl = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
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if ($mr > 0) {
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$newurl = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
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$rch = curl_copy_handle($ch);
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curl_setopt($rch, CURLOPT_HEADER, true);
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$rch = curl_copy_handle($ch);
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curl_setopt($rch, CURLOPT_NOBODY, true);
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curl_setopt($rch, CURLOPT_HEADER, true);
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curl_setopt($rch, CURLOPT_NOBODY, true);
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curl_setopt($rch, CURLOPT_NOSIGNAL, 1);
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curl_setopt($rch, CURLOPT_NOSIGNAL, 1);
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curl_setopt($rch, CURLOPT_CONNECTTIMEOUT_MS, 800);
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curl_setopt($rch, CURLOPT_CONNECTTIMEOUT_MS, 800);
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curl_setopt($rch, CURLOPT_FORBID_REUSE, false);
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curl_setopt($rch, CURLOPT_FORBID_REUSE, false);
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curl_setopt($rch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($rch, CURLOPT_RETURNTRANSFER, true);
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do {
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do {
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curl_setopt($rch, CURLOPT_URL, $newurl);
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curl_setopt($rch, CURLOPT_URL, $newurl);
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$header = curl_exec($rch);
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$header = curl_exec($rch);
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if (curl_errno($rch)) {
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if (curl_errno($rch)) {
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$code = 0;
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$code = 0;
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} else {
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} else {
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$code = curl_getinfo($rch, CURLINFO_HTTP_CODE);
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$code = curl_getinfo($rch, CURLINFO_HTTP_CODE);
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if ($code == 301 || $code == 302) {
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if ($code == 301 || $code == 302) {
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preg_match('/Location:(.*?)\n/', $header, $matches);
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preg_match('/Location:(.*?)\n/', $header, $matches);
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$newurl = trim(array_pop($matches));
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$newurl = trim(array_pop($matches));
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/**
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/**
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* 这里由于部分网站返回的 Location 的值可能是相对网址, 所以还需要做一步
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* 这里由于部分网站返回的 Location 的值可能是相对网址, 所以还需要做一步
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* 转换成完整地址的操作
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* 转换成完整地址的操作
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@ -565,25 +578,25 @@ class Favicon
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* @since v2.2.2
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* @since v2.2.2
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*/
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*/
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$newurl = $this->filterRelativeUrl($newurl, $this->params['origin_url']);
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$newurl = $this->filterRelativeUrl($newurl, $this->params['origin_url']);
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} else {
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} else {
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$code = 0;
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$code = 0;
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}
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}
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}
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}
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} while ($code && --$mr);
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} while ($code && --$mr);
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curl_close($rch);
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curl_close($rch);
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if (!$mr) {
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if (!$mr) {
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if ($maxredirect === null) {
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if ($maxredirect === null) {
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trigger_error('Too many redirects. When following redirects, libcurl hit the maximum amount.', E_USER_WARNING);
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trigger_error('Too many redirects. When following redirects, libcurl hit the maximum amount.', E_USER_WARNING);
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} else {
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} else {
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$maxredirect = 0;
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$maxredirect = 0;
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}
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}
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return false;
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return false;
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}
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}
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curl_setopt($ch, CURLOPT_URL, $newurl);
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curl_setopt($ch, CURLOPT_URL, $newurl);
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}
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}
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}
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}
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return curl_exec($ch);
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return curl_exec($ch);
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}
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}
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/**
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/**
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* 在设定的映射条件中循环并尝试匹配每一条规则，
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* 在设定的映射条件中循环并尝试匹配每一条规则，
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@ -611,7 +624,7 @@ class Favicon
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private function _log_message($message)
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private function _log_message($message)
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{
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{
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if ($this->debug_mode) {
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if ($this->debug_mode) {
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error_log(date('d/m/Y H:i:s : ').$message.PHP_EOL,3, "./my-errors.log");
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error_log(date('d/m/Y H:i:s : ') . $message . PHP_EOL, 3, "./my-errors.log");
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}
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}
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}
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}
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@ -0,0 +1,6 @@
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<?php
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define( 'CACHE_DIR', 'cache' ); //缓存目录
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define( 'HASH_KEY', 'iowen' ); //加密密钥, 请修改并勿泄露
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define( 'DEFAULT_ICO', 'favicon.png' ); //默认图标路径
|
||||||
|
define( 'EXPIRE', 2592000 ); //缓存有效期30天, 单位为:秒，为0时不缓存
|
||||||
122
get.php
122
get.php
|
|
@ -2,28 +2,30 @@
|
||||||
/**
|
/**
|
||||||
* getFavicon
|
* getFavicon
|
||||||
* @author 一为
|
* @author 一为
|
||||||
* @date 2019-11-27
|
* @date 2024-12-18
|
||||||
* @link https://www.iowen.cn
|
* @link https://www.iowen.cn
|
||||||
* @version 1.2.0
|
* @version 1.2.1
|
||||||
*/
|
*/
|
||||||
|
|
||||||
if( !isset($_GET['url'])){
|
if( !isset($_GET['url'])){
|
||||||
return http_response_code(404);
|
return http_response_code(404);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
require "./config.php"; // 配置文件
|
||||||
require "./Favicon.php";
|
require "./Favicon.php";
|
||||||
|
|
||||||
$favicon = new \Jerrybendy\Favicon\Favicon;
|
$favicon = new \Jerrybendy\Favicon\Favicon;
|
||||||
|
|
||||||
|
$cache_dir = CACHE_DIR;
|
||||||
|
$hash_key = HASH_KEY;
|
||||||
|
$defaultIco = DEFAULT_ICO;
|
||||||
|
$expire = EXPIRE;
|
||||||
|
|
||||||
/* ------ 参数设置 ------ */
|
// 如果 HASH_KEY == iowen 则生成一个随机字符串，并更新config.php文件
|
||||||
|
if (HASH_KEY == 'iowen') {
|
||||||
$defaultIco='favicon.png'; //默认图标路径
|
$hash_key = substr(hash('sha256', uniqid()), 0, 16);
|
||||||
$expire = 2592000; //缓存有效期30天, 单位为:秒，为0时不缓存
|
file_put_contents('./config.php', str_replace('iowen', $hash_key, file_get_contents('./config.php')));
|
||||||
|
}
|
||||||
/* ------ 参数设置 ------ */
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* 设置默认图标
|
* 设置默认图标
|
||||||
|
|
@ -39,23 +41,25 @@ $url = $_GET['url'];
|
||||||
* 格式化 URL, 并尝试读取缓存
|
* 格式化 URL, 并尝试读取缓存
|
||||||
*/
|
*/
|
||||||
$formatUrl = $favicon->formatUrl($url);
|
$formatUrl = $favicon->formatUrl($url);
|
||||||
if($formatUrl){
|
if ($formatUrl) {
|
||||||
if($expire == 0){
|
if ($expire == 0) {
|
||||||
$favicon->getFavicon($formatUrl, false);
|
$favicon->getFavicon($formatUrl, false);
|
||||||
exit;
|
exit;
|
||||||
} else {
|
} else {
|
||||||
$defaultMD5 = md5(file_get_contents($defaultIco));
|
$defaultMD5 = md5(file_get_contents($defaultIco));
|
||||||
|
$cache = new Cache($hash_key, $cache_dir);
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* 2023-02-20
|
* 2023-02-20
|
||||||
* 增加刷新缓存参数：refresh=true 如：https://域名?url=www.iowen.cn&refresh=true
|
* 增加刷新缓存参数：refresh=true 如：https://域名?url=www.iowen.cn&refresh=true
|
||||||
*/
|
*/
|
||||||
if( !isset($_GET['refresh']) || ( isset($_GET['refresh']) && $_GET['refresh']!='true' ) ){
|
if (!isset($_GET['refresh']) || (isset($_GET['refresh']) && $_GET['refresh'] != 'true')) {
|
||||||
$data = Cache::get($formatUrl,$defaultMD5,$expire);
|
$data = $cache->get($formatUrl, $defaultMD5, $expire);
|
||||||
if ($data !== NULL) {
|
if ($data !== NULL) {
|
||||||
foreach ($favicon->getHeader() as $header) {
|
foreach ($favicon->getHeader() as $header) {
|
||||||
@header($header);
|
@header($header);
|
||||||
}
|
}
|
||||||
|
header('X-Cache-Type: IO');
|
||||||
echo $data;
|
echo $data;
|
||||||
exit;
|
exit;
|
||||||
}
|
}
|
||||||
|
|
@ -64,13 +68,9 @@ if($formatUrl){
|
||||||
/**
|
/**
|
||||||
* 缓存中没有指定的内容时, 重新获取内容并缓存起来
|
* 缓存中没有指定的内容时, 重新获取内容并缓存起来
|
||||||
*/
|
*/
|
||||||
$content = $favicon->getFavicon($formatUrl, TRUE);
|
$content = $favicon->getFavicon($formatUrl, true);
|
||||||
|
|
||||||
if( md5($content) == $defaultMD5 ){
|
$cache->set($formatUrl, $content);
|
||||||
$expire = 43200; //如果返回默认图标，设置过期时间为12小时。Cache::get 方法中需同时修改
|
|
||||||
}
|
|
||||||
|
|
||||||
Cache::set($formatUrl, $content, $expire);
|
|
||||||
|
|
||||||
foreach ($favicon->getHeader() as $header) {
|
foreach ($favicon->getHeader() as $header) {
|
||||||
@header($header);
|
@header($header);
|
||||||
|
|
@ -79,7 +79,7 @@ if($formatUrl){
|
||||||
echo $content;
|
echo $content;
|
||||||
exit;
|
exit;
|
||||||
}
|
}
|
||||||
}else{
|
} else {
|
||||||
return http_response_code(404);
|
return http_response_code(404);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -88,64 +88,70 @@ if($formatUrl){
|
||||||
*/
|
*/
|
||||||
class Cache
|
class Cache
|
||||||
{
|
{
|
||||||
|
public $dir = 'cache'; //图标缓存目录
|
||||||
|
|
||||||
|
public $hash_key = 'iowen'; // 哈希密钥
|
||||||
|
|
||||||
|
public function __construct($hash_key, $dir = 'cache')
|
||||||
|
{
|
||||||
|
$this->hash_key = $hash_key;
|
||||||
|
$this->dir = $dir;
|
||||||
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* 获取缓存的值, 不存在时返回 null
|
* 获取缓存的值, 不存在时返回 null
|
||||||
*
|
*
|
||||||
* @param $key
|
* @param string $key 缓存键(URL)
|
||||||
* @param $default 默认图片
|
* @param string $default 默认图片
|
||||||
* @param $expire 过期时间
|
* @param int $expire 过期时间
|
||||||
* @return string
|
* @return mixed
|
||||||
*/
|
*/
|
||||||
public static function get($key, $default, $expire)
|
public function get($key, $default, $expire)
|
||||||
{
|
{
|
||||||
$dir = 'cache'; //图标缓存目录
|
$host = strtolower(parse_url($key)['host']);
|
||||||
|
$hash = substr(hash_hmac('sha256', $host, $this->hash_key), 8, 16);
|
||||||
//$f = md5( strtolower( $key ) );
|
$f = $host . '_' . $hash . '.txt';
|
||||||
$f = parse_url($key)['host'];
|
$path = $this->dir . '/' . $f;
|
||||||
|
|
||||||
$a = $dir . '/' . $f . '.txt';
|
if (is_file($path)) {
|
||||||
|
$data = file_get_contents($path);
|
||||||
if(is_file($a)){
|
if (md5($data) == $default) {
|
||||||
$data = file_get_contents($a);
|
|
||||||
if( md5($data) == $default ){
|
|
||||||
$expire = 43200; //如果返回默认图标，过期时间为12小时。
|
$expire = 43200; //如果返回默认图标，过期时间为12小时。
|
||||||
}
|
}
|
||||||
if( (time() - filemtime($a)) > $expire ){
|
if ((time() - filemtime($path)) > $expire) {
|
||||||
return null;
|
return null;
|
||||||
}
|
} else {
|
||||||
else{
|
|
||||||
return $data;
|
return $data;
|
||||||
}
|
}
|
||||||
}
|
} else {
|
||||||
else{
|
|
||||||
return null;
|
return null;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* 设置缓存
|
* 设置缓存
|
||||||
|
* 保存图标到缓存目录
|
||||||
*
|
*
|
||||||
* @param $key
|
* @param string $key 缓存键(URL)
|
||||||
* @param $value
|
* @param string $value 缓存值(图标)
|
||||||
* @param $expire 过期时间
|
|
||||||
*/
|
*/
|
||||||
public static function set($key, $value, $expire)
|
public function set($key, $value)
|
||||||
{
|
{
|
||||||
$dir = 'cache'; //图标缓存目录
|
|
||||||
|
|
||||||
//$f = md5( strtolower( $key ) );
|
|
||||||
$f = parse_url($key)['host'];
|
|
||||||
|
|
||||||
$a = $dir . '/' . $f . '.txt';
|
|
||||||
|
|
||||||
//如果缓存目录不存在则创建
|
//如果缓存目录不存在则创建
|
||||||
if (!is_dir($dir)) mkdir($dir,0777,true) or die('创建缓存目录失败！');
|
if (!is_dir($this->dir)) {
|
||||||
|
mkdir($this->dir, 0755, true) or die('创建缓存目录失败！');
|
||||||
if ( !is_file($a) || (time() - filemtime($a)) > $expire ) {
|
|
||||||
$imgdata = fopen($a, "w") or die("Unable to open file!"); //w 重写 a追加
|
|
||||||
fwrite($imgdata, $value);
|
|
||||||
fclose($imgdata);
|
|
||||||
clearstatcache();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
$host = strtolower(parse_url($key)['host']);
|
||||||
|
$hash = substr(hash_hmac('sha256', $host, $this->hash_key), 8, 16);
|
||||||
|
$f = $host . '_' . $hash . '.txt';
|
||||||
|
$path = $this->dir . '/' . $f;
|
||||||
|
|
||||||
|
$imgdata = fopen($path, "w") or die("Unable to open file!");
|
||||||
|
if (flock($imgdata, LOCK_EX)) { // 获取排他锁
|
||||||
|
fwrite($imgdata, $value);
|
||||||
|
flock($imgdata, LOCK_UN); // 释放锁
|
||||||
|
}
|
||||||
|
fclose($imgdata);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue