128 lines
4.8 KiB
Java
128 lines
4.8 KiB
Java
package com.earth2me.essentials.utils;
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import com.google.common.base.Charsets;
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import com.google.common.io.CharStreams;
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import com.google.gson.Gson;
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import com.google.gson.JsonArray;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.nio.charset.StandardCharsets;
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import java.util.List;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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public final class PasteUtil {
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private static final String PASTE_URL = "https://paste.gg/";
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private static final String PASTE_UPLOAD_URL = "https://api.paste.gg/v1/pastes";
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private static final ExecutorService PASTE_EXECUTOR_SERVICE = Executors.newSingleThreadExecutor();
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private static final Gson GSON = new Gson();
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private PasteUtil() {
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}
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/**
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* Creates an anonymous paste containing the provided files.
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*
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* @param pages The files to include in the paste.
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* @return The result of the paste, including the paste URL and deletion key.
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*/
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public static CompletableFuture<PasteResult> createPaste(List<PasteFile> pages) {
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final CompletableFuture<PasteResult> future = new CompletableFuture<>();
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PASTE_EXECUTOR_SERVICE.submit(() -> {
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try {
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final HttpURLConnection connection = (HttpURLConnection) new URL(PASTE_UPLOAD_URL).openConnection();
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connection.setRequestMethod("POST");
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connection.setDoInput(true);
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connection.setDoOutput(true);
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connection.setRequestProperty("User-Agent", "EssentialsX plugin");
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connection.setRequestProperty("Content-Type", "application/json");
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final JsonObject body = new JsonObject();
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final JsonArray files = new JsonArray();
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for (final PasteFile page : pages) {
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final JsonObject file = new JsonObject();
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final JsonObject content = new JsonObject();
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file.addProperty("name", page.getName());
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content.addProperty("format", "text");
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content.addProperty("value", page.getContents());
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file.add("content", content);
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files.add(file);
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}
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body.add("files", files);
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try (final OutputStream os = connection.getOutputStream()) {
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os.write(body.toString().getBytes(Charsets.UTF_8));
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}
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if (connection.getResponseCode() >= 400) {
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//noinspection UnstableApiUsage
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future.completeExceptionally(new Error(CharStreams.toString(new InputStreamReader(connection.getErrorStream(), StandardCharsets.UTF_8))));
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return;
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}
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// Read URL
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final JsonObject object = GSON.fromJson(new InputStreamReader(connection.getInputStream(), Charsets.UTF_8), JsonObject.class);
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final String pasteId = object.get("result").getAsJsonObject().get("id").getAsString();
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final String pasteUrl = PASTE_URL + pasteId;
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final JsonElement deletionKey = object.get("result").getAsJsonObject().get("deletion_key");
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connection.disconnect();
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final PasteResult result = new PasteResult(pasteId, pasteUrl, deletionKey != null ? deletionKey.getAsString() : null);
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future.complete(result);
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} catch (Exception e) {
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future.completeExceptionally(e);
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}
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});
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return future;
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}
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public static class PasteFile {
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private final String name;
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private final String contents;
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public PasteFile(final String name, final String contents) {
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this.name = name;
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this.contents = contents;
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}
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public String getName() {
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return name;
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}
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public String getContents() {
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return contents;
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}
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}
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public static class PasteResult {
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private final String pasteId;
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private final String pasteUrl;
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private final @Nullable String deletionKey;
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protected PasteResult(String pasteId, final String pasteUrl, final @Nullable String deletionKey) {
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this.pasteId = pasteId;
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this.pasteUrl = pasteUrl;
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this.deletionKey = deletionKey;
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}
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public String getPasteUrl() {
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return pasteUrl;
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}
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public @Nullable String getDeletionKey() {
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return deletionKey;
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}
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public String getPasteId() {
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return pasteId;
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}
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}
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}
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