From 0d0b8b0ba787a2a87f70b021fd5d17f8dc0c1a26 Mon Sep 17 00:00:00 2001
From: Baoshuo <i@baoshuo.ren>
Date: Wed, 12 Oct 2022 19:19:54 +0800
Subject: [PATCH] feat(web/contest/self_reviews): markdown support

---
 web/app/controllers/contest_inside.php              |  1 +
 web/app/controllers/subdomain/blog/self_reviews.php | 12 ++++++------
 web/app/libs/uoj-contest-lib.php                    |  6 ++++--
 3 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/web/app/controllers/contest_inside.php b/web/app/controllers/contest_inside.php
index 6de26a2..e9cbdb8 100644
--- a/web/app/controllers/contest_inside.php
+++ b/web/app/controllers/contest_inside.php
@@ -563,6 +563,7 @@ EOD;
 
 		<div class="col-md-6">
 			<h4>修改我的赛后总结</h4>
+			<div class="small">赛后总结支持 Markdown 语法。</div>
 			<?php $self_reviews_update_form->printHTML(); ?>
 		</div>
 		<?php endif ?>	
diff --git a/web/app/controllers/subdomain/blog/self_reviews.php b/web/app/controllers/subdomain/blog/self_reviews.php
index cc9c736..6e0580b 100644
--- a/web/app/controllers/subdomain/blog/self_reviews.php
+++ b/web/app/controllers/subdomain/blog/self_reviews.php
@@ -41,7 +41,10 @@ $col_names = array('contest_id');
 	$header_row .= '<th style="width: 35em;">'.UOJLocale::get('contests::contest self review').'</th>';
 	$header_row .= '</tr>';
 
-	$print_row =  function($row) {
+	$parsedown = HTML::parsedown();
+	$purifier = HTML::purifier_inline();
+
+	$print_row =  function($row) use ($parsedown, $purifier) {
 		global $username;
 
 		$contest_id = $row['contest_id'];
@@ -49,9 +52,6 @@ $col_names = array('contest_id');
 		$contest_problems = queryContestProblems($contest_id);
 		$n_contest_problems = count($contest_problems);
 
-		$result = '';
-		$purifier = HTML::purifier_inline();
-
 		for ($i = 0; $i < $n_contest_problems; $i++) {
 			$problem_id = $contest_problems[$i]['problem_id'];
 			$problem = queryProblemBrief($problem_id);
@@ -65,12 +65,12 @@ $col_names = array('contest_id');
 
 			$problem_review_id = "review-$contest_id-$i";
 			$result .= '<td>' . chr(ord('A') + $i) . '. <a href="/problem/' . $problem_id . '">' . $problem['title'] . '</a></td>';
-			$result .= '<td>' . $purifier->purify($problem_self_review != null ? $problem_self_review['content'] : '') . '</td>';
+			$result .= '<td>' . $purifier->purify($problem_self_review != null ? $parsedown->line($problem_self_review['content']) : '') . '</td>';
 
 			if ($i == 0) {
 				$contest_review_id = "review-$contest_id-overall";
 				$contest_self_review = DB::selectFirst("select content from contests_reviews where contest_id = $contest_id and problem_id = -1 and poster = '$username'");
-				$result .= '<td rowspan="' . $n_contest_problems . '">' . $purifier->purify($contest_self_review != null ? $contest_self_review['content'] : '') . '</td>';
+				$result .= '<td rowspan="' . $n_contest_problems . '">' . $purifier->purify($contest_self_review != null ? $parsedown->line($contest_self_review['content']) : '') . '</td>';
 			}
 
 			$result .= '</tr>';
diff --git a/web/app/libs/uoj-contest-lib.php b/web/app/libs/uoj-contest-lib.php
index b1e03a6..d2115b6 100644
--- a/web/app/libs/uoj-contest-lib.php
+++ b/web/app/libs/uoj-contest-lib.php
@@ -112,7 +112,9 @@ function calcStandings($contest, $contest_data, &$score, &$standings, $update_co
 	}
 
 	if ($show_reviews) {
+		$parsedown = HTML::parsedown();
 		$purifier = HTML::purifier_inline();
+
 		foreach ($contest_data['people'] as $person) {
 			foreach ($contest_data['problems'] as $key => $problem) {
 				$review_result = DB::selectFirst("select content from contests_reviews where contest_id = {$contest['id']} and problem_id = {$problem} and poster = '{$person[0]}'");
@@ -122,7 +124,7 @@ function calcStandings($contest, $contest_data, &$score, &$standings, $update_co
 				}
 
 				if ($review_result['content']) {
-					$score[$person[0]][$key][] = $purifier->purify($review_result['content']);
+					$score[$person[0]][$key][] = $purifier->purify($parsedown->line($review_result['content']));
 				}
 			}
 		}
@@ -147,7 +149,7 @@ function calcStandings($contest, $contest_data, &$score, &$standings, $update_co
 			$review_result = DB::selectFirst("select content from contests_reviews where contest_id = {$contest['id']} and problem_id = -1 and poster = '{$person[0]}'");
 
 			if ($review_result['content']) {
-				$cur[] = $purifier->purify($review_result['content']);
+				$cur[] = $purifier->purify($parsedown->line($review_result['content']));
 			}
 		}