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Utils for gacha history record subsystem

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* Auto generate mapping files with command `java -jar grasscutter.jar -gachamap`

* Static file provider
  * For gacha record webpage
  * All static files should be stored at `GRASSCUTTER_RESOURCE/gcstatic/`
  * Can benefit other subsystem in future when webpages involved
This commit is contained in:
mingjun97
2022-05-01 23:17:18 -07:00
committed by Melledy
parent 6a20e383f7
commit a102613313
7 changed files with 148 additions and 4 deletions
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5
src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java
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@@ -21,6 +21,7 @@ import emu.grasscutter.server.dispatch.json.ComboTokenReqJson.LoginTokenData;
import emu.grasscutter.server.event.dispatch.QueryAllRegionsEvent;
import emu.grasscutter.server.event.dispatch.QueryCurrentRegionEvent;
import emu.grasscutter.server.http.gacha.GachaRecordHandler;
import emu.grasscutter.server.http.gcstatic.StaticFileHandler;
import emu.grasscutter.utils.FileUtils;
import express.Express;
import org.eclipse.jetty.server.Connector;
@@ -445,8 +446,12 @@ public final class DispatchServer {
// webstatic-sea.hoyoverse.com
httpServer.get("/admin/mi18n/plat_oversea/m202003048/m202003048-version.json", new DispatchHttpJsonHandler("{\"version\":51}"));
// gacha record
httpServer.get("/gacha", new GachaRecordHandler());
// static file provider
httpServer.get("/gcstatic/*", new StaticFileHandler());
httpServer.listen(Grasscutter.getConfig().getDispatchOptions().Port);
Grasscutter.getLogger().info("[Dispatch] Dispatch server started on port " + httpServer.raw().port());
}

31
src/main/java/emu/grasscutter/server/http/gcstatic/StaticFileHandler.java Normal file
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@@ -0,0 +1,31 @@
package emu.grasscutter.server.http.gcstatic;
import java.io.File;
import java.io.IOException;
import emu.grasscutter.Grasscutter;
import express.http.HttpContextHandler;
import express.http.Request;
import express.http.Response;
public final class StaticFileHandler implements HttpContextHandler {
String static_folder;
public StaticFileHandler() {
static_folder = Grasscutter.getConfig().RESOURCE_FOLDER + "/gcstatic";
}
@Override
public void handle(Request req, Response res) throws IOException {
// Grasscutter.getLogger().info( req.path());
String reqFilename = req.path().replace("/gcstatic", ""); // remove the leading path
reqFilename = reqFilename.replace("/../", "/./"); // security guard to prevent arbitrary read
File resFile = new File(static_folder + reqFilename);
if (resFile.exists()) {
res.sendFile(resFile.toPath());
} else {
res.status(404);
res.send("404");
}
}
}