Add support for NBUT Online Judge

src/parsers/contest/NBUTOnlineJudgeContestParser.ts

@@ -0,0 +1,11 @@
+import { NBUTOnlineJudgeProblemParser } from '../problem/NBUTOnlineJudgeProblemParser';
+import { SimpleContestParser } from '../SimpleContestParser';
+
+export class NBUTOnlineJudgeContestParser extends SimpleContestParser {
+  protected linkSelector = '#problemlist td.br > a';
+  protected problemParser = new NBUTOnlineJudgeProblemParser();
+
+  public getMatchPatterns(): string[] {
+    return ['https://ac.2333.moe/Contest/view/id/*.xhtml'];
+  }
+}

src/parsers/parsers.ts

@@ -28,6 +28,7 @@ import { KilonovaContestParser } from './contest/KilonovaContestParser';
 import { LanqiaoContestParser } from './contest/LanqiaoContestParser';
 import { LibreOJContestParser } from './contest/LibreOJContestParser';
 import { LuoguContestParser } from './contest/LuoguContestParser';
+import { NBUTOnlineJudgeContestParser } from './contest/NBUTOnlineJudgeContestParser';
 import { NOJContestParser } from './contest/NOJContestParser';
 import { OpenJudgeContestParser } from './contest/OpenJudgeContestParser';
 import { PEGJudgeContestParser } from './contest/PEGJudgeContestParser';
@@ -100,6 +101,7 @@ import { MendoProblemParser } from './problem/MendoProblemParser';
 import { MetaCodingCompetitionsProblemParser } from './problem/MetaCodingCompetitionsProblemParser';
 import { MrJudgeProblemParser } from './problem/MrJudgeProblemParser';
 import { MSKInformaticsProblemParser } from './problem/MSKInformaticsProblemParser';
+import { NBUTOnlineJudgeProblemParser } from './problem/NBUTOnlineJudgeProblemParser';
 import { NepsAcademyProblemParser } from './problem/NepsAcademyProblemParser';
 import { NewtonSchoolProblemParser } from './problem/NewtonSchoolProblemParser';
 import { NOJProblemParser } from './problem/NOJProblemParser';
@@ -276,6 +278,9 @@ export const parsers: Parser[] = [
 
   new MSKInformaticsProblemParser(),
 
+  new NBUTOnlineJudgeProblemParser(),
+  new NBUTOnlineJudgeContestParser(),
+
   new NepsAcademyProblemParser(),
 
   new NewtonSchoolProblemParser(),

src/parsers/problem/NBUTOnlineJudgeProblemParser.ts

@@ -0,0 +1,29 @@
+import { Sendable } from '../../models/Sendable';
+import { TaskBuilder } from '../../models/TaskBuilder';
+import { htmlToElement } from '../../utils/dom';
+import { Parser } from '../Parser';
+
+export class NBUTOnlineJudgeProblemParser extends Parser {
+  public getMatchPatterns(): string[] {
+    return ['https://ac.2333.moe/Problem/view.xhtml*', 'https://ac.2333.moe/Contest/view/id/*/problem/*.xhtml'];
+  }
+
+  public async parse(url: string, html: string): Promise<Sendable> {
+    const elem = htmlToElement(html);
+    const task = new TaskBuilder('NBUT Online Judge').setUrl(url);
+
+    task.setName(elem.querySelector('#title > h3').textContent);
+
+    const limitsStr = elem.querySelector('#limit').textContent;
+    task.setTimeLimit(parseInt(/(\d+) ms/.exec(limitsStr)[1]));
+    task.setMemoryLimit(Math.round(parseInt(/(\d+) K/.exec(limitsStr)[1]) / 1024));
+
+    const sampleInput = elem.querySelector('#sampleinput > pre');
+    const sampleOutput = elem.querySelector('#sampleoutput > pre');
+    if (sampleInput !== null && sampleOutput !== null) {
+      task.addTest(sampleInput.textContent, sampleOutput.textContent);
+    }
+
+    return task.build();
+  }
+}