Hot fix for Hello 2018!

Quick and dirty, will refactor later > <

models/contest_ranklist.js

@@ -28,6 +28,7 @@ let ContestPlayer = syzoj.model('contest_player');
 
 let model = db.define('contest_ranklist', {
   id: { type: Sequelize.INTEGER, primaryKey: true, autoIncrement: true },
+  ranking_params: { type: Sequelize.TEXT, json: true },
   ranklist: { type: Sequelize.TEXT, json: true }
 }, {
   timestamps: false,
@@ -38,6 +39,7 @@ let Model = require('./common');
 class ContestRanklist extends Model {
   static async create(val) {
     return ContestRanklist.fromRecord(ContestRanklist.model.build(Object.assign({
+      ranking_params: '{}',
       ranklist: '{}'
     }, val)));
   }
@@ -69,8 +71,16 @@ class ContestRanklist extends Model {
       for (let player of players) {
         player.latest = 0;
         for (let i in player.score_details) {
+          player.score = 0;
+
           let judge_state = await JudgeState.fromID(player.score_details[i].judge_id);
           player.latest = Math.max(player.latest, judge_state.submit_time);
+
+          if (player.score_details[i].score != null) {
+            let multiplier = this.ranking_params[i] || 1.0;
+            player.score_details[i].weighted_score = Math.round(player.score_details[i].score * multiplier);
+            player.score += player.score_details[i].weighted_score;
+          }
         }
       }
 

modules/contest.js

@@ -61,6 +61,8 @@ app.get('/contest/:id/edit', async (req, res) => {
     if (!contest) {
       contest = await Contest.create();
       contest.id = 0;
+    } else {
+      await contest.loadRelationships();
     }
 
     let problems = [], admins = [];
@@ -86,20 +88,26 @@ app.post('/contest/:id/edit', async (req, res) => {
 
     let contest_id = parseInt(req.params.id);
     let contest = await Contest.fromID(contest_id);
+    let ranklist = null;
     if (!contest) {
       contest = await Contest.create();
 
       contest.holder_id = res.locals.user.id;
 
-      let ranklist = await ContestRanklist.create();
-      await ranklist.save();
-      contest.ranklist_id = ranklist.id;
+      ranklist = await ContestRanklist.create();
 
       // Only new contest can be set type
       if (!['noi', 'ioi', 'acm'].includes(req.body.type)) throw new ErrorMessage('无效的赛制。');
       contest.type = req.body.type;
+    } else {
+      await contest.loadRelationships();
+      ranklist = contest.ranklist;
     }
 
+    ranklist.ranking_params = JSON.parse(req.body.ranking_params);
+    await ranklist.save();
+    contest.ranklist_id = ranklist.id;
+
     if (!req.body.title.trim()) throw new ErrorMessage('比赛名不能为空。');
     contest.title = req.body.title;
     contest.subtitle = req.body.subtitle;
@@ -247,6 +255,13 @@ app.get('/contest/:id/ranklist', async (req, res) => {
       let player = await ContestPlayer.fromID(player_id);
       for (let i in player.score_details) {
         player.score_details[i].judge_state = await JudgeState.fromID(player.score_details[i].judge_id);
+
+        /*** XXX: Clumsy duplication, see ContestRanklist::updatePlayer() ***/
+        if (contest.type === 'noi' || contest.type === 'ioi') {
+          let multiplier = contest.ranklist.ranking_params[i] || 1.0;
+          player.score_details[i].weighted_score = player.score_details[i].score == null ? null : Math.round(player.score_details[i].score * multiplier);
+          player.score += player.score_details[i].weighted_score;
+        }
       }
 
       let user = await User.fromID(player.user_id);

views/contest_edit.ejs

@@ -47,6 +47,10 @@
                 </div>
               </div>
             </div>
+            <div class="field">
+                <label>排行参数</label>
+                <input type="text" name="ranking_params" value="<%= JSON.stringify(contest.ranklist.ranking_params) %>">
+            </div>
             <div class="field">
                 <label>比赛公告</label>
                 <textarea class="" rows="5" id="doc-ta-1" name="information" class="font-content"><%= contest.information %></textarea>

views/contest_ranklist.ejs

@@ -122,9 +122,9 @@
                     </td>
                   <% } else if (contest.type === 'noi' || contest.type === 'ioi') { %>
                       <a href="<%= syzoj.utils.makeUrl(['submission', item.player.score_details[problem.id].judge_id]) %>">
-                        <% if (item.player.score_details[problem.id].score != null) { %>
+                        <% if (item.player.score_details[problem.id].weighted_score != null) { %>
                           <span class="score score_<%= parseInt((item.player.score_details[problem.id].score / 10) || 0) %>">
-                            <%= Math.round(item.player.score_details[problem.id].score) %>
+                            <%= Math.round(item.player.score_details[problem.id].weighted_score) %>
                           </span>
                         <% } else { %>
                           <span class="status compile_error">