From 967be382f6db9a7976fceab61339466e2a98b2ba Mon Sep 17 00:00:00 2001
From: flashwave <me@flash.moe>
Date: Wed, 8 May 2019 17:46:03 +0200
Subject: [PATCH] Added function to bump topic priority.

---
 public/forum/topic-priority.php |  9 +++++++++
 src/Forum/topic.php             | 21 +++++++++++++++++++++
 src/url.php                     |  1 +
 templates/forum/macros.twig     |  4 ++--
 4 files changed, 33 insertions(+), 2 deletions(-)
 create mode 100644 public/forum/topic-priority.php

diff --git a/public/forum/topic-priority.php b/public/forum/topic-priority.php
new file mode 100644
index 00000000..97b3e536
--- /dev/null
+++ b/public/forum/topic-priority.php
@@ -0,0 +1,9 @@
+<?php
+require_once '../../misuzu.php';
+
+$topicId = !empty($_GET['t']) && is_string($_GET['t']) ? (int)$_GET['t'] : 0;
+$bump = !empty($_GET['b']) && is_string($_GET['b']) ? (int)$_GET['b'] : 1;
+
+forum_topic_priority_increase($topicId, user_session_current('user_id', 0), $bump);
+
+header('Location: ' . url('forum-topic', ['topic' => $topicId]));
diff --git a/src/Forum/topic.php b/src/Forum/topic.php
index b108f481..897d9be3 100644
--- a/src/Forum/topic.php
+++ b/src/Forum/topic.php
@@ -689,3 +689,24 @@ function forum_topic_priority(int $topic): array
 
     return db_fetch_all($getPriority);
 }
+
+function forum_topic_priority_increase(int $topic, int $user, int $bump = 1): void
+{
+    if($topic < 1 || $user < 1 || $bump === 0) {
+        return;
+    }
+
+    $bumpPriority = db_prepare('
+        INSERT INTO `msz_forum_topics_priority`
+            (`topic_id`, `user_id`, `topic_priority`)
+        VALUES
+            (:topic, :user, :bump1)
+        ON DUPLICATE KEY UPDATE
+            `topic_priority` = `topic_priority` + :bump2
+    ');
+    $bumpPriority->bindValue('topic', $topic);
+    $bumpPriority->bindValue('user', $user);
+    $bumpPriority->bindValue('bump1', $bump);
+    $bumpPriority->bindValue('bump2', $bump);
+    $bumpPriority->execute();
+}
diff --git a/src/url.php b/src/url.php
index 801eef14..4d097cf0 100644
--- a/src/url.php
+++ b/src/url.php
@@ -53,6 +53,7 @@ define('MSZ_URLS', [
     'forum-topic-delete'                => ['/forum/topic.php',         ['t' => '<topic>', 'm' => 'delete', 'csrf[forum_post]' => '{forum_post}']],
     'forum-topic-restore'               => ['/forum/topic.php',         ['t' => '<topic>', 'm' => 'restore', 'csrf[forum_post]' => '{forum_post}']],
     'forum-topic-nuke'                  => ['/forum/topic.php',         ['t' => '<topic>', 'm' => 'nuke', 'csrf[forum_post]' => '{forum_post}']],
+    'forum-topic-priority'              => ['/forum/topic-priority.php', ['t' => '<topic>', 'b' => '<bump>']],
     'forum-post'                        => ['/forum/topic.php',         ['p' => '<post>'], '<post_fragment>'],
     'forum-post-create'                 => ['/forum/posting.php',       ['t' => '<topic>']],
     'forum-post-delete'                 => ['/forum/post.php',          ['p' => '<post>', 'm' => 'delete']],
diff --git a/templates/forum/macros.twig b/templates/forum/macros.twig
index afb2b0f0..fdb41f34 100644
--- a/templates/forum/macros.twig
+++ b/templates/forum/macros.twig
@@ -576,14 +576,14 @@
         <div class="forum__priority__votes">
             {% for vote in votes %}
                 <div title="{{ vote.username }} ({{ vote.topic_priority|number_format }})" class="forum__priority__vote" style="{{ vote.user_colour|html_colour }}">
-                    {% for i in 0..vote.topic_priority %}
+                    {% for i in 1..vote.topic_priority %}
                         <span class="forum__priority__star fas fa-star fa-fw"></span>
                     {% endfor %}
                 </div>
             {% endfor %}
         </div>
         <div class="forum__priority__input">
-            <button class="input__button">Vote for this feature</button>
+            <a class="input__button" href="{{ url('forum-topic-priority', {'topic':topic.topic_id}) }}">Vote for this feature</a>
         </div>
     </div>
 {% endmacro %}