Files
pull-courseware/app/command/Zm.php
T
2025-04-18 11:05:15 +08:00

394 lines
17 KiB
PHP

<?php
namespace app\command;
use think\console\Command;
use think\console\Input;
use think\console\Output;
use think\console\input\Option;
use think\console\input\Argument;
use think\console\input\InputOption;
use Aria2;
use think\facade\Cache;
use think\facade\Log;
use GuzzleHttp\Client;
class Zm extends Command
{
private $aria2 = null;
private $completed = false;
private $user_id = '8ROYK0G3vGLyyEFjr9DtEQ==';
protected function configure()
{
// 指令配置
$this->setName('zm')
->setDescription('zm command');
}
protected function execute(Input $input, Output $output)
{
// 输出结果
// $output->writeln("Hello, {$name}!");
// $output->writeln("Option: {$option}");
$this->aria2 = new Aria2('http://127.0.0.1:16800/jsonrpc','11223344'); //实例化aria2对象
$this->aria2->setOption('enable-async-dns', true); //设置异步dns解析
$this->aria2->setOption('enable-http-pipelining', true); //设置http管道化
$this->aria2->setOption('enable-http-keep-alive', true); //设置http保持连接
$this->completed = false;
while($this->completed === false){
try {
$this->start();
} catch (\Exception $e) {
halt($e);
sleep(3);
}
}
dump('下载完成!');
}
protected function start()
{
$savepath = 'E:/zm';
$lable = $this->getLable();
if($lable['code'] == 0){
$leftLabel = $lable['data']['leftLabel'];
foreach ($leftLabel[0]['children'] as $key => $course) {
$lable_title = $course['title'];
$lable_id = $course['id'];
$next = true;
$curr_page = 1;
$curr_total = 0;
while($next){
$curr = $this->getCurr($lable_id,$curr_page);
$currs = $curr['data']['curriculum'];
foreach ($currs as $key => $value) {
$curr_total++;
$curr_item = $value;
$curr_item_title = $curr_item['title'];
$c = $savepath . '/' . $lable_title . '/' . $curr_item_title;
// dump('存储路径',$c);
is_dir($c) || mkdir($c,0755,true);
$author = $savepath . '/' . $lable_title . '/' . $curr_item_title . '/' . '作者.txt';
$this->savetxt($author,$curr_item['author']);
$introduce = $savepath . '/' . $lable_title . '/' . $curr_item_title . '/' . '介绍.txt';
$this->savetxt($introduce,$curr_item['introduce']);
$cover = $curr_item['cover'];
$this->download($cover,$c,basename($cover));
$cover_name = basename($cover);
$cover_path = "{$c}/{$cover_name}-下载地址.txt";
$this->savetxt($cover_path,$cover);
$curr_details = $this->getCurrDetails($curr_item['id']);
foreach($curr_details['data']['curriculum']['allClassSectionTrue'] as $class){
$class_path = $c . '/' . $class['title'];
is_dir($class_path) || mkdir($class_path,0755,true);
$class_details = $this->getClassDetails($class['id']);
if($class_details == false){
dump('课程未授权,跳过下载',$class['title']);
break;
}
dump($class_path,$class_details);
$class_id = $class_details['data']['classSection']['id'];
if(!empty($class_details['data']['classSection']['video'])){
$file_name = $this->getFileNameFromUrl($class_details['data']['classSection']['video']);
$downloadurl = $class_path . '/' . $file_name . '-下载地址.txt';
$this->savetxt($downloadurl,$class_details['data']['classSection']['video']);
$this->download($class_details['data']['classSection']['video'],$class_path,$file_name);
}
if(!empty($class_details['data']['classSection']['courseware'])){
$file_name = $this->getFileNameFromUrl($class_details['data']['classSection']['courseware']);
$downloadurl = $class_path . '/' . $file_name . '-下载地址.txt';
$this->savetxt($downloadurl,$class_details['data']['classSection']['courseware']);
$this->download($class_details['data']['classSection']['courseware'],$class_path,$file_name);
}
if(!empty($class_details['data']['classSection']['construction_draw'])){
$file_name = $this->getFileNameFromUrl($class_details['data']['classSection']['construction_draw']);
$downloadurl = $class_path . '/' . $file_name . '-下载地址.txt';
$this->savetxt($downloadurl,$class_details['data']['classSection']['construction_draw']);
$this->download($class_details['data']['classSection']['construction_draw'],$class_path,$file_name);
}
if(!empty($class_details['data']['classSection']['construction_draw_3d'])){
$file_name = $this->getFileNameFromUrl($class_details['data']['classSection']['construction_draw_3d']);
$downloadurl = $class_path . '/' . $file_name . '-下载地址.txt';
$this->savetxt($downloadurl,urldecode($class_details['data']['classSection']['construction_draw_3d']));
$this->download($class_details['data']['classSection']['construction_draw_3d'],$class_path,$file_name);
}
foreach($class_details['data']['classSection']['allEnclosure'] as $enclosure){
$enclosure['url'] = urldecode($enclosure['url']);
$parts = explode("{$class_id}/", $enclosure['url']);
$path = parse_url($enclosure['url'], PHP_URL_PATH);
$parts = explode('/', $path);
$storage = $class_path . '/' . urldecode($parts[count($parts)-2]);
is_dir($storage) || mkdir($storage,0755,true);
$downloadurl = $storage . '/' . urldecode(end($parts)) . '-下载地址.txt';
$this->savetxt($downloadurl,urldecode($enclosure['url']));
$this->download($enclosure['url'],$storage,basename($enclosure['url']));
}
}
}
$curr_page++;
if($curr_total >= $curr['data']['total']){
$next = false;
break;
}
}
// exit();
}
dump($leftLabel);
}else{
dump($lable['msg']);
exit();
}
exit();
}
private function checkfile($url,$file)
{
dump($url,$file);
if(is_file($file)){
$size = filesize($file);
if($size > 0){
return true;
}else{
dump('文件大小为0,重新下载'.$file);
unlink($file);
return 2;
}
}
$key = 'zm_check_header_' . md5($url);
try {
if(($head = Cache::get($key,null)) === NULL ){
$head = [];
$client = new Client(['timeout' => 5.0,]);
try {
// 发送 HEAD 请求,并添加自定义请求头
$response = $client->head($url, [
'headers' => [
'User-Agent'=>'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.97 Safari/537.36 Core/1.116.489.400 QQBrowser/13.7.6351.400',
'referer'=>'https://edu.zmrobo.com/courses',
],
]);
// 读取响应状态码
$statusCode = $response->getStatusCode();
if($statusCode != 200){
dump('文件head请求失败,状态码:'.$statusCode);
return 0;
}
// 获取全部响应头(返回关联数组)
$headers = $response->getHeaders();
foreach ($headers as $name => $values) {
$head[$name] = implode(', ', $values);
}
} catch (\GuzzleHttp\Exception\RequestException $e) {
dump("文件head请求失败: " . $e->getMessage());
return 0;
}
Cache::set($key,$head,86400);
}
$kk = 'zm_file_' . pathinfo($file,PATHINFO_BASENAME);
if(isset($head['Content-Length']) && ($size = intval($head['Content-Length']))){
$kk .= $size;
if(is_file($file) && ($size !== filesize($file))){
dump('文件大小不符,重新下载'.$file);
unlink($file);
return 2;
}
}
if(isset($head['ETag'])){
$t = $kk . md5($head['ETag']);
if(Cache::has($t)){
return Cache::get($t);
}
}
if(isset($head['Content-MD5'])){
$t = $kk . md5($head['Content-MD5']);
if(Cache::has($t)){
return Cache::get($t);
}
}
} catch (Exception $e) {
dump('检查文件失败:',$url,$file,$e);
exit;
}
return 3;
}
protected function download($downloadurl,$dir,$filename)
{
$result = $this->checkfile($downloadurl,$dir . '/' . $filename);
if($result === true){
dump('文件已存在,跳过下载:' . $filename);
return;
}
$num = 1;
while($num > 0){
$activeDownloads = $this->aria2->getGlobalStat();
$num = intval($activeDownloads['result']['numWaiting']);
if($num > 50){
dump('当前任务过多,等待任务数:',$num);
sleep(1);
}else{
break;
}
}
$result = $this->aria2->addUri(
[$downloadurl],
['dir'=>$dir,
'header'=>[
'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.97 Safari/537.36 Core/1.116.489.400 QQBrowser/13.7.6351.400',
'referer: https://edu.zmrobo.com/courses',
],
'out'=>$filename]
);
}
public function getLable($sign = 'null')
{
$client = new Client();
$result = $client->get("https://edu.zmrobo.com/api/label",[
'headers'=>[
'User-Agent'=>'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.97 Safari/537.36 Core/1.116.489.400 QQBrowser/13.7.6351.400',
'referer'=>'https://edu.zmrobo.com/courses',
'E-Date'=>time(),
'Sign'=>$sign,
]
]);
$result = json_decode($result->getBody()->getContents(),true);
if($result['code'] == -3){
return $this->getLable($result['sign']);
}else{
return $result;
}
}
public function getCurr($label_id,$page,$sign = 'null')
{
$client = new Client();
$options = [
'headers'=>[
'User-Agent'=>'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.97 Safari/537.36 Core/1.116.489.400 QQBrowser/13.7.6351.400',
'referer'=>'https://edu.zmrobo.com/courses',
'E-Date'=>time(),
'Content-Type'=>'application/json; charset=utf-8',
'Origin'=>'https://edu.zmrobo.com',
'Sign'=>$sign,
],
'body'=>json_encode([
'label'=>[[$label_id]],
'page'=>$page,
])
];
$result = $client->post("https://edu.zmrobo.com/api/curriculum/list",$options);
$result = json_decode($result->getBody()->getContents(),true);
if($result['code'] == -3){
return $this->getCurr($label_id,$page,$result['sign']);
}else if($result['code'] == 0){
return $result;
}else{
dump($result['msg']);
exit();
}
}
public function getCurrDetails($curr_id,$sign = 'null')
{
$client = new Client();
$options = [
'headers'=>[
'User-Agent'=>'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.97 Safari/537.36 Core/1.116.489.400 QQBrowser/13.7.6351.400',
'referer'=>'https://edu.zmrobo.com/courses',
'E-Date'=>time(),
'Content-Type'=>'application/json; charset=utf-8',
'Origin'=>'https://edu.zmrobo.com',
'Sign'=>$sign,
],
'body'=>json_encode([
'id'=>$curr_id,
'user_id'=>$this->user_id,
])
];
$result = $client->post("https://edu.zmrobo.com/api/curriculum/details",$options);
$result = json_decode($result->getBody()->getContents(),true);
if($result['code'] == -3){
return $this->getCurrDetails($curr_id,$result['sign']);
}else if($result['code'] == 0){
return $result;
}else{
dump($result['msg']);
exit();
}
}
public function getClassDetails($curr_id,$sign = 'null')
{
$client = new Client();
$options = [
'headers'=>[
'User-Agent'=>'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.5845.97 Safari/537.36 Core/1.116.489.400 QQBrowser/13.7.6351.400',
'referer'=>'https://edu.zmrobo.com/courses',
'E-Date'=>time(),
'Content-Type'=>'application/json',
'Origin'=>'https://edu.zmrobo.com',
'Sign'=>$sign,
],
'body'=>json_encode([
'id'=>$curr_id,
'user_id'=>$this->user_id,
'token'=>"7aa22a83fece93ed3e5a3119b085ced9",
])
];
$result = $client->post("https://edu.zmrobo.com/api/class/details",$options);
$result = json_decode($result->getBody()->getContents(),true);
if($result['code'] == -3){
return $this->getClassDetails($curr_id,$result['sign']);
}else if($result['code'] == 0){
return $result;
}else if($result['code'] == -5){
return false;
}else{
dump($result['msg']);
exit();
}
}
private function savetxt(string $file,string $content)
{
if(is_file($file)){
unlink($file);
}
$myfile = fopen($file, "w");
fwrite($myfile, $content);
fclose($myfile);
// dump('已保存文本内容:'.$file);
}
/**
* 从URL中提取并解码文件名
* @param string $url 包含文件名的URL
* @param bool $throwExceptions 是否抛出异常 (默认true)
* @return string|null 成功返回文件名,失败返回null(仅当$throwExceptions=false时)
* @throws \InvalidArgumentException
*/
function getFileNameFromUrl(string $url, bool $throwExceptions = true): ?string
{
// 解析URL结构
$parsed = parse_url($url);
// 错误检测逻辑
if ($parsed === false || !isset($parsed['path'])) {
$errorMsg = "无效的URL格式: " . json_encode($url);
if ($throwExceptions) {
throw new \InvalidArgumentException($errorMsg);
}
trigger_error($errorMsg, E_USER_WARNING);
return null;
}
// 提取并解码文件名
return urldecode(basename($parsed['path']));
}
}