From 196fd3182672b03f8468e5654736c614242b0f64 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sun, 30 May 2021 07:30:36 +0200
Subject: Use sha256 for path for string cache download

---
 src/DownloadUtils.cpp | 23 +++++++----------------
 1 file changed, 7 insertions(+), 16 deletions(-)

(limited to 'src/DownloadUtils.cpp')

diff --git a/src/DownloadUtils.cpp b/src/DownloadUtils.cpp
index eb8fa63..9834390 100644
--- a/src/DownloadUtils.cpp
+++ b/src/DownloadUtils.cpp
@@ -2,7 +2,7 @@
 #include "../include/Program.hpp"
 #include "../include/Storage.hpp"
 #include "../include/NetUtils.hpp"
-#include "../external/cppcodec/base64_url.hpp"
+#include "../external/hash-library/sha256.h"
 #include <unistd.h>
 #include <limits.h>
 #include <SFML/System/Clock.hpp>
@@ -162,15 +162,15 @@ namespace QuickMedia {
     }
 
     DownloadResult download_to_string_cache(const std::string &url, std::string &result, const std::vector<CommandArg> &additional_args, bool use_browser_useragent, DownloadErrorHandler error_handler, Path cache_path) {
-        Path media_dir;
         Path media_file_path;
         if(cache_path.data.empty()) {
-            media_dir = get_cache_dir().join("media");
-            media_file_path = Path(media_dir).join(cppcodec::base64_url::encode(url));
+            SHA256 sha256;
+            sha256.add(url.data(), url.size());
+            media_file_path = get_cache_dir().join("media").join(sha256.getHash());
         } else {
-            media_dir = cache_path.parent();
             media_file_path = std::move(cache_path);
         }
+
         if(get_file_type(media_file_path) == FileType::REGULAR) {
             if(file_get_content(media_file_path, result) == 0) {
                 fprintf(stderr, "Loaded %s from cache\n", url.c_str());
@@ -183,17 +183,8 @@ namespace QuickMedia {
             DownloadResult download_result = download_to_string(url, result, additional_args, use_browser_useragent, error_handler ? false : true);
             if(download_result == DownloadResult::OK && error_handler)
                 download_result = error_handler(result) ? DownloadResult::OK : DownloadResult::ERR;
-            if(download_result == DownloadResult::OK) {
-                Path media_file_path_tmp(media_file_path.data + ".tmp");
-                if(create_directory_recursive(media_dir) == 0 && file_overwrite(media_file_path_tmp, result) == 0) {
-                    if(rename_atomic(media_file_path_tmp.data.c_str(), media_file_path.data.c_str()) != 0) {
-                        perror("rename");
-                        download_result = DownloadResult::ERR;
-                    }
-                } else {
-                    download_result = DownloadResult::ERR;
-                }
-            }
+            if(download_result == DownloadResult::OK)
+                download_result = file_overwrite_atomic(media_file_path, result) == 0 ? DownloadResult::OK : DownloadResult::ERR;
             return download_result;
         }
     }
-- 
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