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<?php
/**
* List Controller
*/
require_once __DIR__ . '/../../../lib/DirScanner.php';
require_once __DIR__ . '/../../../plugins/Parsedown.php';
require_once __DIR__ . '/../../../plugins/Common.php';
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require_once __DIR__ . '/../../../plugins/Html.php';
Class ListController extends Controller {
protected $dateIndexCacheKey = 'MainBotDateIndex'; //索引数据的key单独缓存,缓存key为此{cacheKey}_keys
protected $allFilesCacheKey = 'MainBotAllFiles';
protected $noOriginalCtimeFilesCacheKey = 'MainBotNoOriginalCtimeFiles';
public function actionIndex() {
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$cateId = $this->get('id', '');
$cacheParentDataId = $this->get('cid', '');
if (empty($cateId) || empty($cacheParentDataId)) {
throw new Exception("参数缺失!", 403);
}
//获取数据
$menus = array(); //菜单,一级目录
$htmlReadme = ''; //Readme.md 内容,底部网站详细介绍
$htmlCateReadme = ''; //当前目录下的Readme.md 内容
$menus_sorted = array(); //Readme_sort.txt 说明文件内容,一级目录菜单从上到下的排序
$scanner = new DirScanner();
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//根据参数cid获取id对应的目录realpath,从而只扫描这个目录
$cacheSeconds = 86400;
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$cachedParentData = Common::getCacheFromFile($cacheParentDataId, $cacheSeconds);
if (empty($cachedParentData)) {
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$err = '缓存数据已失效,如果重新点击目录依然打不开,请联系管理员。';
return $this->redirect('/?err=' . urlencode($err));
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}
if (strpos($cacheParentDataId, $cateId) === false && empty($cachedParentData[$cateId])) {
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throw new Exception("缓存数据中找不到当前目录,请返回上一页重新进入!", 404);
}else if (strpos($cacheParentDataId, $cateId) !== false) { //为播放页面查询当前目录下所有视频
$currentDir = $cachedParentData;
}else if (!empty($cachedParentData)) {
$currentDir = $cachedParentData[$cateId];
//扫描当前目录
$scanner->setWebRoot($this->getCurrentWebroot($currentDir['realpath']));
$scanner->setRootDir($currentDir['realpath']);
//密码授权检查
$isAllowed = Common::isUserAllowedToDir($currentDir['directory']);
if (!$isAllowed) {
$goUrl = "/site/pwdauth/?dir=" . urlencode($currentDir['directory']) . "&back=" . urlencode(FSC::$app['requestUrl']);
return $this->redirect($goUrl);
}
}
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//获取目录面包屑
$breadcrumbs = $this->getBreadcrumbs($currentDir, $cachedParentData, $scanner);
//父目录密码授权检查
$isAllowed = true;
$needAuthDir = '';
foreach($breadcrumbs as $subdir) {
$isAllowed = Common::isUserAllowedToDir($subdir['name']);
if (!$isAllowed) {
$needAuthDir = $subdir['name'];
break;
}
}
if (!$isAllowed && !empty($needAuthDir)) {
$goUrl = "/site/pwdauth/?dir=" . urlencode($needAuthDir) . "&back=" . urlencode(FSC::$app['requestUrl']);
return $this->redirect($goUrl);
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}
//优先从缓存读取数据
$maxScanDeep = 0; //最大扫描目录级数
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$cacheKey = $this->getCacheKey($cateId, 'tree', $maxScanDeep);
$cachedData = Common::getCacheFromFile($cacheKey, $cacheSeconds);
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if (!empty($cachedData)) {
$dirTree = $cachedData;
$scanner->setTreeData($cachedData);
}else {
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$dirTree = $scanner->scan($currentDir['realpath'], $maxScanDeep);
Common::saveCacheToFile($cacheKey, $dirTree);
}
//优先从缓存读取数据
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$cacheKey = $cacheDataId = $this->getCacheKey($cateId, 'data', $maxScanDeep);
$cachedData = Common::getCacheFromFile($cacheKey, $cacheSeconds);
if (!empty($cachedData)) {
$scanResults = $cachedData;
$scanner->setScanResults($cachedData);
}else {
$scanResults = $scanner->getScanResults();
Common::saveCacheToFile($cacheKey, $scanResults);
}
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//按照scanResults格式把当前目录扫描结果中的目录数据拼接到当前目录数据里: currentDir
if (!empty($scanResults)) {
$dirs = array();
$files = array();
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$dir_exts = array();
foreach ($scanResults as $id => $item) {
if (!empty($item['directory'])) {
array_push($dirs, $item);
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}else if (!empty($item['filename'])) {
array_push($files, $item);
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}else {
$dir_exts = array_merge($item, $dir_exts);
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}
}
if (!empty($dirs)) {
$currentDir['directories'] = $dirs;
}
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if (!empty($files)) {
$currentDir['files'] = $files;
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}
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if (!empty($dir_exts)) { //合并目录的说明文件
foreach ($dir_exts as $key => $val) {
$currentDir[$key] = $val;
}
}
$scanResults = array($cateId => $currentDir); //重新组装数据
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}
//非首页统一从缓存获取目录数据,有效期 1 天
$cacheKey = $this->getCacheKey('all', 'menu', $maxScanDeep);
$expireSeconds = 86400;
$menus = Common::getCacheFromFile($cacheKey, $expireSeconds);
//获取根目录下的readme
$cacheKey = $this->getCacheKey('root', 'readme', $maxScanDeep);
$expireSeconds = 86400;
$readmeFile = Common::getCacheFromFile($cacheKey, $expireSeconds);
if (!empty($readmeFile)) {
$htmlReadme = $readmeFile['htmlReadme'];
}
//图片、视频类型筛选支持
$allFiles = !empty($scanResults[$cateId]['files']) ? $scanResults[$cateId]['files'] : [];
$showType = $this->get('show', 'all');
if ($showType == 'image' && !empty($scanResults[$cateId]['files'])) {
$scanResults[$cateId]['files'] = array_filter($scanResults[$cateId]['files'], function($item) {
$imgExts = !empty(FSC::$app['config']['supportedImageExts']) ? FSC::$app['config']['supportedImageExts'] : array('jpg', 'jpeg', 'png', 'webp', 'gif');
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return !empty($item['extension']) && in_array($item['extension'], $imgExts);
});
}else if ($showType == 'video' && !empty($scanResults[$cateId]['files'])) {
$scanResults[$cateId]['files'] = array_filter($scanResults[$cateId]['files'], function($item) {
$videoExts = !empty(FSC::$app['config']['supportedVideoExts']) ? FSC::$app['config']['supportedVideoExts'] : array('mp4', 'mov', 'm3u8');
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return !empty($item['extension']) && in_array($item['extension'], $videoExts);
});
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}else if ($showType == 'audio' && !empty($scanResults[$cateId]['files'])) {
$scanResults[$cateId]['files'] = array_filter($scanResults[$cateId]['files'], function($item) {
$audioExts = !empty(FSC::$app['config']['supportedAudioExts']) ? FSC::$app['config']['supportedAudioExts'] : array('mp3');
return !empty($item['extension']) && in_array($item['extension'], $audioExts);
});
}
//文件排序支持:默认按创建时间倒序、按文件名排序、按目录说明文件_sort.txt排序
if (!empty(FSC::$app['config']['sortFilesByName'])) {
$sortOrder = !empty(FSC::$app['config']['sortOrderOfFiles']) ? FSC::$app['config']['sortOrderOfFiles'] : 'asc';
$sortField = 'filename';
$scanResults[$cateId]['files'] = Common::sortArrayByValue($scanResults[$cateId]['files'], $sortField, $sortOrder);
}else if (!empty($scanResults[$cateId]['sort'])) {
$sortByArray = explode("\n", $scanResults[$cateId]['sort']);
$scanResults[$cateId]['files'] = Common::sortArrayByFilenameList($scanResults[$cateId]['files'], $sortByArray);
}
//获取当前目录下的readme
$cateReadmeFile = $scanner->getDefaultReadme();
if (!empty($cateReadmeFile)) {
$Parsedown = new Parsedown();
$content = file_get_contents($cateReadmeFile['realpath']);
$htmlCateReadme = $Parsedown->text($content);
$htmlCateReadme = $scanner->fixMDUrls($cateReadmeFile['realpath'], $htmlCateReadme);
}
//获取默认mp3文件
//优先从缓存获取默认mp3文件
$cacheKey = $this->getCacheKey('root', 'mp3', $maxScanDeep);
$expireSeconds = 86400;
$mp3File = Common::getCacheFromFile($cacheKey, $expireSeconds);
//当前目录数据
$subcate = !empty($scanResults[$cateId]) ? $scanResults[$cateId] : array();
//翻页支持
$page = $this->get('page', 1);
$pageSize = $this->get('limit', FSC::$app['config']['default_page_size']);
$page = (int)$page;
$pageSize = (int)$pageSize;
//底部版权申明配置支持
$copyright = '';
if (!empty($readmeFile['copyright'])) {
$copyright = $readmeFile['copyright'];
}
$pageTitle = !empty($readmeFile['titles']) ? $readmeFile['titles'][0]['name']: $currentDir['directory'];
if (!empty($readmeFile['title'])) {
$pageTitle = $readmeFile['title'];
}
//dataType支持:[image, video]
$dataType = $this->get('dataType', 'html');
if ($dataType == 'image' && !empty($subcate['files'])) {
$imgExts = !empty(FSC::$app['config']['supportedImageExts']) ? FSC::$app['config']['supportedImageExts'] : array('jpg', 'jpeg', 'png', 'webp', 'gif');
$imgs = array();
$pageStartIndex = ($page-1) * $pageSize;
$index = 0;
foreach ($subcate['files'] as $id => $item) {
//翻页支持
if ($index < $pageStartIndex) {
$index ++;
continue;
}else if ($index >= $pageStartIndex + $pageSize) {
break;
}
//增加caption:图片、视频显示文件修改日期
$title = Common::getDateFromString($item['filename']);
if (empty($title) && !empty($item['fstat']['mtime']) && !empty($item['fstat']['ctime'])) {
$title = date('Y-m-d', min($item['fstat']['mtime'], $item['fstat']['ctime']));
}
$item['caption'] = "{$title} - {$item['filename']}";
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if (!empty($item['extension']) && in_array($item['extension'], $imgExts)) {
array_push($imgs, $item);
$index ++;
}
}
return $this->renderJson(compact('page', 'pageSize', 'imgs'));
}else if ($dataType == 'video' && !empty($subcate['files'])) {
$videoExts = !empty(FSC::$app['config']['supportedVideoExts']) ? FSC::$app['config']['supportedVideoExts'] : array('mp4', 'mov', 'm3u8');
$videos = array();
$pageStartIndex = ($page-1) * $pageSize;
$index = 0;
foreach ($subcate['files'] as $id => $item) {
//翻页支持
if ($index < $pageStartIndex) {
$index ++;
continue;
}else if ($index >= $pageStartIndex + $pageSize) {
break;
}
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if (!empty($item['extension']) && in_array($item['extension'], $videoExts)) {
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if ($item['extension'] == 'm3u8') {
$item['path'] .= "&cid={$cacheParentDataId}";
}
$item['videoType'] = Html::getMediaSourceType($item['extension']);
array_push($videos, $item);
$index ++;
}
}
return $this->renderJson(compact('page', 'pageSize', 'videos'));
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}else if ($dataType == 'audio' && !empty($subcate['files'])) {
$audioExts = !empty(FSC::$app['config']['supportedAudioExts']) ? FSC::$app['config']['supportedAudioExts'] : array('mp3');
$audios = array();
$pageStartIndex = ($page-1) * $pageSize;
$index = 0;
foreach ($subcate['files'] as $id => $item) {
//翻页支持
if ($index < $pageStartIndex) {
$index ++;
continue;
}else if ($index >= $pageStartIndex + $pageSize) {
break;
}
if (!empty($item['extension']) && in_array($item['extension'], $audioExts)) {
//print_r($subcate['files']);exit;
//为音乐文件获取封面图
if (empty($item['snapshot'])) {
$imgExts = !empty(FSC::$app['config']['supportedImageExts']) ? FSC::$app['config']['supportedImageExts'] : array('jpg', 'jpeg', 'png', 'webp', 'gif');
$matchedImage = Html::searchImageByFilename($item['filename'], $allFiles, $imgExts);
if (!empty($matchedImage)) {
$item['snapshot'] = $matchedImage['path'];
}else {
$item['snapshot'] = '/img/beauty/audio_icon.jpeg?v1';
}
}
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array_push($audios, $item);
$index ++;
}
}
return $this->renderJson(compact('page', 'pageSize', 'audios'));
}
$isAdminIp = Common::isAdminIp($this->getUserIp()); //判断是否拥有管理权限
//从缓存文件获取按年份、月份归类的索引数据
$cacheDataByDate = Common::getCacheFromFile($this->dateIndexCacheKey . '_keys', 86400*365, 'index');
$viewName = '//site/index'; //共享视图
$params = compact(
'cateId', 'dirTree', 'scanResults', 'menus', 'htmlReadme', 'breadcrumbs', 'htmlCateReadme',
'mp3File', 'page', 'pageSize', 'cacheDataId', 'copyright', 'showType', 'isAdminIp', 'allFiles',
'cacheDataByDate'
);
return $this->render($viewName, $params, $pageTitle);
}
//实现php 5.5开始支持的array_column方法
protected function array_column($arr, $col) {
$out = array();
if (!empty($arr) && is_array($arr) && !empty($col)) {
foreach ($arr as $index => $item) {
if (!empty($item[$col])) {
array_push($out, $item[$col]);
}
}
}
return $out;
}
//根据pid在目录数组里找出对应的父目录数据
protected function getParentCateByPid($pid, $cates) {
$parent = array();
foreach ($cates as $index => $item) {
if ($item['id'] == $pid) {
$parent = $item;
break;
}else if (!empty($item['directories'])) {
$parent = $this->getParentCateByPid($pid, $item['directories']);
if (!empty($parent)) {break;}
}
}
return $parent;
}
//根据目录结构以及当前目录获取面包屑
//缓存key统一生成,方便按规则获取上一级目录的缓存cid
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protected function getBreadcrumbs($currentDir, $scanResults, $scanner) {
$webroot = FSC::$app['config']['content_directory'];
$arr = !empty($currentDir['realpath']) ? explode($webroot, $currentDir['realpath']) : [];
$breads = array();
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if (count($arr) < 2) {
return $breads;
}
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$cates = explode('/', $arr[1]);
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$parentCate = preg_replace("/\/$/", '', "{$arr[0]}{$webroot}"); //删除最后一个斜杠
foreach ($cates as $index => $cate) {
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if (empty($cate)) {continue;}
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if ($cate == $currentDir['directory']) {break;}
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$subcate = "{$parentCate}/{$cate}";
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$cateId = $scanner->getId($subcate);
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//下一级子目录的id
$parentCateId = $scanner->getId($parentCate);
$maxScanDeep = 0; //所有页面扫描深度都为 1
$cacheKey = $this->getCacheKey($parentCateId, 'data', $maxScanDeep);
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array_push($breads, [
'id' => $cateId,
'name' => $cate,
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'url' => "/list/?id={$cateId}&cid={$cacheKey}",
]);
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$parentCate = $subcate; //记录上一级目录
}
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//最后一级
array_push($breads, [
'id' => $currentDir['id'],
'name' => $currentDir['directory'],
'url' => $currentDir['path'],
]);
return $breads;
}
//按年份、月份展示
public function actionBydate() {
$para_year = $this->get('year', '');
$para_month = $this->get('month', '');
if (empty($para_year) && empty($para_month)) {
throw new Exception("参数缺失!", 403);
}
$intYear = str_replace('y', '', $para_year);
$intMonth = str_replace('m', '', $para_month);
//先获取keys文件,以快速检查年份和月份数据是否存在,并用于展示月份导航栏
$cacheKey = $this->dateIndexCacheKey . "_keys";
$expireSeconds = 86400 * 30; //缓存 30 天
$cacheSubDir = 'index';
$cacheData_keys = Common::getCacheFromFile($cacheKey, $expireSeconds, $cacheSubDir);
if (empty($cacheData_keys)) {
throw new Exception("索引数据已失效,请重新扫描所有文件以生成索引数据!", 404);
}else if ( !empty($para_month) && !in_array($para_month, $cacheData_keys[$para_year]) ) {
throw new Exception("{$intYear} 年没有 {$intMonth} 月的数据!", 404);
}
$cacheKey = $this->dateIndexCacheKey . "_{$para_year}";
$expireSeconds = 86400 * 30; //缓存 30 天
$cacheSubDir = 'index';
$cacheData = Common::getCacheFromFile($cacheKey, $expireSeconds, $cacheSubDir);
if (empty($cacheData)) {
throw new Exception("索引数据已失效,请重新扫描所有文件以生成索引数据!", 404);
}
if (!empty($para_month)) {
print_r($cacheData[$para_month]);
}else {
print_r($cacheData);
}
exit;
}
}