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Webclient: Fix downloading map still leaving behind file in IndexedDB

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Prints an error message to console now. Not ideal but better than before.
This commit is contained in:
UnknownShadow200 2020-11-29 13:31:35 +11:00
parent 12b6752f62
commit dbbf0cbc66
1 changed files with 23 additions and 29 deletions
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52
src/Menus.c
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@ -1259,44 +1259,38 @@ static void SaveLevelScreen_RemoveOverwrites(struct SaveLevelScreen* s) {
#ifdef CC_BUILD_WEB
#include <emscripten.h>
extern int unlink(const char* path);
static void DownloadMap(const cc_string* path) {
struct Stream s;
char strPath[NATIVE_STR_LEN];
char strFile[NATIVE_STR_LEN];
cc_string file;
char str[NATIVE_STR_LEN];
cc_uint8* ptr = NULL;
cc_uint32 len;
if (Stream_OpenFile(&s, path)) return;
if (File_Length(s.Meta.File, &len)) goto finished;
ptr = Mem_TryAlloc(len, 1);
if (!ptr || Stream_Read(&s, ptr, len)) goto finished;
cc_result res;
Platform_ConvertString(strPath, path);
/* maps/aaa.schematic -> aaa.cw */
file = String_UNSAFE_SubstringAt(path, 5);
file.length = String_LastIndexOf(&file, '.');
String_AppendConst(&file, ".cw");
Platform_ConvertString(str, &file);
Platform_ConvertString(strFile, &file);
EM_ASM_({
var data = HEAPU8.subarray($1, $1 + $2);
var blob = new Blob([data], { type: 'application/octet-stream' });
var name = UTF8ToString($0);
Module.saveBlob(blob, name);
}, str, ptr, len);
res = EM_ASM_({
try {
var name = UTF8ToString($0);
var data = FS.readFile(name);
var blob = new Blob([data], { type: 'application/octet-stream' });
Module.saveBlob(blob, UTF8ToString($1));
FS.unlink(name);
return 0;
} catch (e) {
if (!(e instanceof FS.ErrnoError)) abort(e);
return -e.errno;
}
}, strPath, strFile);
Chat_Add1("&eDownloaded map: %s", &file);
finished:
s.Close(&s);
/* TODO: Don't free ptr until download is saved?? */
/* TODO: Make save map dialog prettier */
Mem_Free(ptr);
/* Cleanup the schematic file left behind */
Platform_ConvertString(str, path);
/* TODO: This doesn't seem to work properly */
unlink(str);
if (res) {
Logger_SysWarn2(res, "Downloading map", &file);
} else {
Chat_Add1("&eDownloaded map: %s", &file);
}
}
#endif