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重写http客户端异常处理机制

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ziyue
2022-01-20 14:48:45 +08:00
parent 0f905b7333
commit 88dc8d0a73
20 changed files with 300 additions and 560 deletions
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39
src/Http/HttpDownloader.h
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@@ -15,34 +15,41 @@
namespace mediakit {
class HttpDownloader: public HttpClientImp {
class HttpDownloader : public HttpClientImp {
public:
typedef std::shared_ptr<HttpDownloader> Ptr;
typedef std::function<void(ErrCode code, const string &errMsg, const string &filePath)> onDownloadResult;
HttpDownloader();
virtual ~HttpDownloader();
//开始下载文件,默认断点续传方式下载
void startDownload(const string &url, const string &filePath = "", bool bAppend = false);
using Ptr = std::shared_ptr<HttpDownloader>;
using onDownloadResult = std::function<void(const SockException &ex, const string &filePath)>;
HttpDownloader() = default;
~HttpDownloader() override;
/**
* 开始下载文件,默认断点续传方式下载
* @param url 下载http url
* @param file_path 文件保存地址，置空则选择默认文件路径
* @param append 如果文件已经存在，是否断点续传方式下载
*/
void startDownload(const string &url, const string &file_path = "", bool append = false);
void startDownload(const string &url, const onDownloadResult &cb) {
setOnResult(cb);
startDownload(url, "", false);
}
void setOnResult(const onDownloadResult &cb) { _onResult = cb; }
void setOnResult(const onDownloadResult &cb) { _on_result = cb; }
protected:
void onResponseBody(const char *buf, size_t size, size_t recvedSize, size_t totalSize) override;
ssize_t onResponseHeader(const string &status, const HttpHeader &headers) override;
void onResponseCompleted() override;
void onDisconnect(const SockException &ex) override;
void onResponseBody(const char *buf, size_t size) override;
void onResponseHeader(const string &status, const HttpHeader &headers) override;
void onResponseCompleted(const SockException &ex) override;
private:
void closeFile();
private:
FILE *_saveFile = nullptr;
string _filePath;
onDownloadResult _onResult;
bool _bDownloadSuccess = false;
FILE *_save_file = nullptr;
string _file_path;
onDownloadResult _on_result;
};
} /* namespace mediakit */