Merged the changelog index and date templates.

public/changelog.php

@@ -12,6 +12,7 @@ $changelogRange = 30;
 $changelogChange = (int)($_GET['c'] ?? 0);
 $changelogDate = $_GET['d'] ?? '';
 $changelogUser = (int)($_GET['u'] ?? 0);
+$changelogTags = $_GET['t'] ?? '';
 
 $tpl->vars([
     'changelog_offset' => $changelogOffset,
@@ -66,69 +67,18 @@ if (!empty($changelogDate)) {
         echo render_error(404);
         return;
     }
+}
 
-    $getChanges = $db->prepare('
+$changesCount = !empty($changelogDate) ? -1 : changelog_count_changes($changelogDate, $changelogUser);
-        SELECT
+$changes = changelog_get_changes($changelogDate, $changelogUser, $changelogOffset, $changelogRange);
-            c.`change_id`, c.`change_log`,
-            a.`action_name`, a.`action_colour`, a.`action_class`,
-            u.`user_id`, u.`username`,
-            DATE(`change_created`) as `change_date`,
-            !ISNULL(c.`change_text`) as `change_has_text`,
-            COALESCE(r.`role_colour`, CAST(0x40000000 AS UNSIGNED)) as `user_colour`
-        FROM `msz_changelog_changes` as c
-        LEFT JOIN `msz_users` as u
-        ON u.`user_id` = c.`user_id`
-        LEFT JOIN `msz_roles` as r
-        ON r.`role_id` = u.`display_role`
-        LEFT JOIN `msz_changelog_actions` as a
-        ON a.`action_id` = c.`action_id`
-        WHERE DATE(c.`change_created`) = :date
-        GROUP BY `change_created`, `change_id`
-        ORDER BY `change_created` DESC, `change_id` DESC
-    ');
-    $getChanges->bindValue('date', $changelogDate);
-    $changes = $getChanges->execute() ? $getChanges->fetchAll() : [];
 
-    // settings the response code to 404, but rendering our own page anyway.
+if (!$changes) {
-    if (count($changes) < 1) {
     http_response_code(404);
 }
 
-    echo $tpl->render('changelog.date', [
-        'changes' => $changes,
-    ]);
-    return;
-}
-
-$changesCount = (int)$db->query('
-    SELECT COUNT(`change_id`)
-    FROM `msz_changelog_changes`
-')->fetchColumn();
-
-$getChanges = $db->prepare('
-    SELECT
-        c.`change_id`, c.`change_log`,
-        a.`action_name`, a.`action_colour`, a.`action_class`,
-        u.`user_id`, u.`username`,
-        DATE(`change_created`) as `change_date`,
-        !ISNULL(c.`change_text`) as `change_has_text`,
-        COALESCE(r.`role_colour`, CAST(0x40000000 AS UNSIGNED)) as `user_colour`
-    FROM `msz_changelog_changes` as c
-    LEFT JOIN `msz_users` as u
-    ON u.`user_id` = c.`user_id`
-    LEFT JOIN `msz_roles` as r
-    ON r.`role_id` = u.`display_role`
-    LEFT JOIN `msz_changelog_actions` as a
-    ON a.`action_id` = c.`action_id`
-    GROUP BY `change_created`, `change_id`
-    ORDER BY `change_created` DESC, `change_id` DESC
-    LIMIT :offset, :take
-');
-$getChanges->bindValue('offset', $changelogOffset);
-$getChanges->bindValue('take', $changelogRange);
-$changes = $getChanges->execute() ? $getChanges->fetchAll() : [];
-
 echo $tpl->render('changelog.index', [
     'changes' => $changes,
     'changelog_count' => $changesCount,
+    'changelog_date' => $changelogDate,
+    'changelog_user' => $changelogUser,
 ]);

src/Application.php

@@ -240,6 +240,7 @@ class Application extends ApplicationBase
         $this->templatingInstance->addFilter('byte_symbol');
         $this->templatingInstance->addFilter('html_link');
         $this->templatingInstance->addFilter('html_colour');
+        $this->templatingInstance->addFilter('url_construct');
         $this->templatingInstance->addFilter('country_name', 'get_country_name');
         $this->templatingInstance->addFilter('flip', 'array_flip');
         $this->templatingInstance->addFilter('first_paragraph');

src/changelog.php

@@ -41,3 +41,86 @@ function changelog_entry_create(int $userId, int $actionId, string $log, string
 
     return $createChange->execute() ? (int)$dbc->lastInsertId() : 0;
 }
+
+define('CHANGELOG_GET_QUERY', '
+    SELECT
+        c.`change_id`, c.`change_log`,
+        a.`action_name`, a.`action_colour`, a.`action_class`,
+        u.`user_id`, u.`username`,
+        DATE(`change_created`) as `change_date`,
+        !ISNULL(c.`change_text`) as `change_has_text`,
+        COALESCE(r.`role_colour`, CAST(0x40000000 AS UNSIGNED)) as `user_colour`
+    FROM `msz_changelog_changes` as c
+    LEFT JOIN `msz_users` as u
+    ON u.`user_id` = c.`user_id`
+    LEFT JOIN `msz_roles` as r
+    ON r.`role_id` = u.`display_role`
+    LEFT JOIN `msz_changelog_actions` as a
+    ON a.`action_id` = c.`action_id`
+    WHERE %s
+    AND %s
+    GROUP BY `change_created`, `change_id`
+    ORDER BY `change_created` DESC, `change_id` DESC
+    %s
+');
+
+function changelog_get_changes(string $date, int $user, int $offset, int $take): array
+{
+    $hasDate = strlen($date) > 0;
+    $hasUser = $user > 0;
+
+    $query = sprintf(
+        CHANGELOG_GET_QUERY,
+        $hasDate ? 'DATE(c.`change_created`) = :date' : '1',
+        $hasUser ? 'c.`user_id` = :user' : '1',
+        !$hasDate ? 'LIMIT :offset, :take' : ''
+    );
+
+    $dbc = Database::connection();
+    $prep = $dbc->prepare($query);
+
+    if (!$hasDate) {
+        $prep->bindValue('offset', $offset);
+        $prep->bindValue('take', $take);
+    } else {
+        $prep->bindValue('date', $date);
+    }
+
+    if ($hasUser) {
+        $prep->bindValue('user', $user);
+    }
+
+    return $prep->execute() ? $prep->fetchAll(PDO::FETCH_ASSOC) : [];
+}
+
+define('CHANGELOG_COUNT_QUERY', '
+    SELECT COUNT(`change_id`)
+    FROM `msz_changelog_changes`
+    WHERE %s
+    AND %s
+');
+
+function changelog_count_changes(string $date, int $user): int
+{
+    $hasDate = strlen($date) > 0;
+    $hasUser = $user > 0;
+
+    $query = sprintf(
+        CHANGELOG_COUNT_QUERY,
+        $hasDate ? 'DATE(`change_created`) = :date' : '1',
+        $hasUser ? '`user_id` = :user' : '1'
+    );
+
+    $dbc = Database::connection();
+    $prep = $dbc->prepare($query);
+
+    if ($hasDate) {
+        $prep->bindValue('date', $date);
+    }
+
+    if ($hasUser) {
+        $prep->bindValue('user', $user);
+    }
+
+    return $prep->execute() ? (int)$prep->fetchColumn() : 0;
+}

utility.php

@@ -282,3 +282,20 @@ function html_colour(int $colour, array $attribs = []): string
 
     return $css;
 }
+
+function url_construct(string $path, array $query = [], string $host = ''): string
+{
+    $url = $host . $path;
+
+    if (count($query)) {
+        $url .= '?';
+
+        foreach ($query as $key => $value) {
+            if ($value) {
+                $url .= urlencode($key) . '=' . urlencode($value) . '&';
+            }
+        }
+    }
+
+    return substr($url, 0, -1);
+}

views/mio/changelog/date.twig

@@ -1,23 +0,0 @@
-{% extends '@mio/changelog/master.twig' %}
-{% from '@mio/macros.twig' import navigation, pagination %}
-{% from '@mio/changelog/macros.twig' import changelog_listing %}
-
-{% set is_valid = changes|length > 0 %}
-{% set title = 'Changelog » ' ~ (is_valid ? changes[0].change_date : 'Unknown date') %}
-
-{% if is_valid %}
-    {% set canonical_url = '/changelog.php?d=' ~ changes[0].change_date %}
-{% endif %}
-
-{% block content %}
-    <div class="container">
-        <div class="container__title">
-            {{ title }}
-        </div>
-        <div class="container__content changelog__content">
-            {{ changelog_listing(changes, true) }}
-        </div>
-    </div>
-
-    {{ navigation(mio_navigation) }}
-{% endblock %}

views/mio/changelog/index.twig

@@ -2,17 +2,38 @@
 {% from '@mio/macros.twig' import navigation, pagination %}
 {% from '@mio/changelog/macros.twig' import changelog_listing %}
 
+{% set is_valid = changes|length > 0 %}
+{% set is_date = changelog_date|length > 0 %}
 {% set title = 'Changelog' %}
-{% set canonical_url = '/changelog.php' %}
+
+{% if is_valid %}
+    {%
+        set canonical_url = '/changelog.php'|url_construct({
+            'd': changelog_date,
+            'u': changelog_user ? changelog_user : '',
+            'o': changelog_offset
+        })
+    %}
+
+    {% if is_date or changelog_user %}
+        {% set title = title ~ ' »' ~ (changelog_date ? ' ' ~ changes[0].change_date : '') ~ (changelog_user ? ' by ' ~ changes[0].username : '') %}
+    {% endif %}
+{% endif %}
 
 {% block content %}
     <div class="container">
         <div class="container__title">
-            Changelog
+            {{ title }}
         </div>
         <div class="container__content changelog__content">
-            {{ changelog_listing(changes) }}
+            {{ changelog_listing(changes, is_date) }}
-            {{ pagination(changelog_count, changelog_take, changelog_offset, '/changelog.php') }}
+
+            {% if not is_date %}
+                {{ pagination(changelog_count, changelog_take, changelog_offset, '/changelog.php'|url_construct({
+                    'd': changelog_date,
+                    'u': changelog_user ? changelog_user : ''
+                })) }}
+            {% endif %}
         </div>
     </div>