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#include "StarFile.hpp"
#include "StarLogging.hpp"
#include "StarRootLoader.hpp"
#include "StarTilesetDatabase.hpp"
using namespace Star;
void removeCommonPrefix(StringList& a, StringList& b) {
// Remove elements from a and b until there is one that differs.
while (a.size() > 0 && b.size() > 0 && a[0] == b[0]) {
a.eraseAt(0);
b.eraseAt(0);
}
}
String createRelativePath(String fromFile, String toFile) {
if (!File::isDirectory(fromFile))
fromFile = File::dirName(fromFile);
fromFile = File::fullPath(fromFile);
toFile = File::fullPath(toFile);
StringList fromParts = fromFile.splitAny("/\\");
StringList toParts = toFile.splitAny("/\\");
removeCommonPrefix(fromParts, toParts);
StringList relativeParts;
for (String part : fromParts)
relativeParts.append("..");
relativeParts.appendAll(toParts);
return relativeParts.join("/");
}
Maybe<Json> repairTileset(Json tileset, String const& mapPath, String const& tilesetPath) {
if (tileset.contains("source"))
return {};
size_t firstGid = tileset.getUInt("firstgid");
String tilesetName = tileset.getString("name");
String tilesetFileName = File::relativeTo(tilesetPath, tilesetName + ".json");
if (!File::exists(tilesetFileName))
throw StarException::format("Tileset {} does not exist. Can't repair {}", tilesetFileName, mapPath);
return {JsonObject{{"firstgid", firstGid}, {"source", createRelativePath(mapPath, tilesetFileName)}}};
}
Maybe<Json> repair(Json mapJson, String const& mapPath, String const& tilesetPath) {
JsonArray tilesets = mapJson.getArray("tilesets");
bool changed = false;
for (size_t i = 0; i < tilesets.size(); ++i) {
if (Maybe<Json> tileset = repairTileset(tilesets[i], mapPath, tilesetPath)) {
tilesets[i] = *tileset;
changed = true;
}
}
if (!changed)
return {};
return mapJson.set("tilesets", tilesets);
}
void forEachRecursiveFileMatch(String const& dirName, String const& filenameSuffix, function<void(String)> func) {
for (pair<String, bool> entry : File::dirList(dirName)) {
if (entry.second)
forEachRecursiveFileMatch(File::relativeTo(dirName, entry.first), filenameSuffix, func);
else if (entry.first.endsWith(filenameSuffix))
func(File::relativeTo(dirName, entry.first));
}
}
void fixEmbeddedTilesets(String const& searchRoot, String const& tilesetPath) {
forEachRecursiveFileMatch(searchRoot, ".json", [tilesetPath](String const& path) {
Json json = Json::parseJson(File::readFileString(path));
if (json.contains("tilesets")) {
if (Maybe<Json> fixed = repair(json, path, tilesetPath)) {
File::writeFile(fixed->repr(2, true), path);
Logger::info("Repaired {}", path);
}
}
});
}
int main(int argc, char* argv[]) {
try {
RootLoader rootLoader({{}, {}, {}, LogLevel::Info, false, {}});
rootLoader.setSummary("Replaces embedded tilesets in Tiled JSON files with references to external tilesets. Assumes tilesets are available in the packed assets.");
rootLoader.addArgument("searchRoot", OptionParser::Required);
rootLoader.addArgument("tilesetsPath", OptionParser::Required);
RootUPtr root;
OptionParser::Options options;
tie(root, options) = rootLoader.commandInitOrDie(argc, argv);
String searchRoot = options.arguments[0];
String tilesetPath = options.arguments[1];
fixEmbeddedTilesets(searchRoot, tilesetPath);
return 0;
} catch (std::exception const& e) {
cerrf("exception caught: {}\n", outputException(e, true));
return 1;
}
}
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