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feat: Support for building ImHex for the web (#1328)

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Co-authored-by: WerWolv <werwolv98@gmail.com>
Co-authored-by: AnnsAnn <git@annsann.eu>
This commit is contained in:
iTrooz
2023-10-04 12:00:32 +02:00
committed by GitHub
parent a62ede7840
commit d15bd4771d
84 changed files with 1825 additions and 676 deletions
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86
lib/libimhex/source/api/content_registry.cpp
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@@ -8,6 +8,10 @@
#include <filesystem>
#include <thread>
#if defined(OS_WEB)
#include <jthread.hpp>
#include <emscripten.h>
#endif
#include <nlohmann/json.hpp>
@@ -18,7 +22,7 @@ namespace hex {
namespace ContentRegistry::Settings {
constexpr auto SettingsFile = "settings.json";
[[maybe_unused]] constexpr auto SettingsFile = "settings.json";
namespace impl {
@@ -49,43 +53,71 @@ namespace hex {
return settings;
}
void load() {
bool loaded = false;
for (const auto &dir : fs::getDefaultPaths(fs::ImHexPath::Config)) {
wolv::io::File file(dir / SettingsFile, wolv::io::File::Mode::Read);
#if defined(OS_WEB)
void load() {
char *data = (char *) MAIN_THREAD_EM_ASM_INT({
let data = localStorage.getItem("config");
return data ? stringToNewUTF8(data) : null;
});
if (file.isValid()) {
getSettingsData() = nlohmann::json::parse(file.readString());
loaded = true;
break;
if (data == nullptr) {
store();
} else {
getSettingsData() = nlohmann::json::parse(data);
}
}
if (!loaded)
store();
}
void store() {
// During a crash settings can be empty, causing them to be overwritten.
if(getSettingsData().empty()) {
return;
void store() {
auto data = getSettingsData().dump();
MAIN_THREAD_EM_ASM({
localStorage.setItem("config", UTF8ToString($0));
}, data.c_str());
}
for (const auto &dir : fs::getDefaultPaths(fs::ImHexPath::Config)) {
wolv::io::File file(dir / SettingsFile, wolv::io::File::Mode::Create);
void clear() {
MAIN_THREAD_EM_ASM({
localStorage.removeItem("config");
});
}
#else
void load() {
bool loaded = false;
for (const auto &dir : fs::getDefaultPaths(fs::ImHexPath::Config)) {
wolv::io::File file(dir / SettingsFile, wolv::io::File::Mode::Read);
if (file.isValid()) {
file.writeString(getSettingsData().dump(4));
break;
if (file.isValid()) {
getSettingsData() = nlohmann::json::parse(file.readString());
loaded = true;
break;
}
}
if (!loaded)
store();
}
void store() {
// During a crash settings can be empty, causing them to be overwritten.
if(getSettingsData().empty()) {
return;
}
for (const auto &dir : fs::getDefaultPaths(fs::ImHexPath::Config)) {
wolv::io::File file(dir / SettingsFile, wolv::io::File::Mode::Create);
if (file.isValid()) {
file.writeString(getSettingsData().dump(4));
break;
}
}
}
}
void clear() {
for (const auto &dir : fs::getDefaultPaths(fs::ImHexPath::Config)) {
wolv::io::fs::remove(dir / SettingsFile);
void clear() {
for (const auto &dir : fs::getDefaultPaths(fs::ImHexPath::Config)) {
wolv::io::fs::remove(dir / SettingsFile);
}
}
}
#endif
static auto getCategoryEntry(const std::string &unlocalizedCategory) {
auto &entries = getEntries();