add pager

shonenada · Jun 26, 2014 · 61933e1 · 61933e1
1 parent 68ddb17
commit 61933e1
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Showing 4 changed files with 92 additions and 2 deletions.
diff --git a/szuias/Controller/MenuList.php b/szuias/Controller/MenuList.php
@@ -26,6 +26,10 @@ static public function get($mid) {
         $page = self::$request->get('page') ? self::$request->get('page') : 1;
         $pagesize = self::$app->config('pagesize');
         $articles = Article::getListByMenuId($page, $pagesize, $mid, array(array('is_top', 'DESC'), array('sort', 'ASC'), array('created', 'DESC')));
+        $countOfArticles = Article::countByMids(array($mid));
+        $totalPage = ceil($countOfArticles[1] / $pagesize);
+        $pageFrom = $page > 3 ? $page - 2 : 1;
+        $pageTo = $totalPage < $page + 2 ? $totalPage : $page + 2;
         return self::render('list.html', get_defined_vars());
     }
 

diff --git a/szuias/Model/Article.php b/szuias/Model/Article.php
@@ -232,6 +232,68 @@ public function translate($code) {
         return $tras;
     }
 
+    public function getNext() {
+        $order_by = array(array('is_top', 'DESC'), array('sort', 'ASC'), array('created', 'DESC'));
+        $order_str = "";
+        foreach($order_by as $o) {
+            if (in_array(strtoupper($o[1]), array('ASC', 'DESC'))) {
+                $order_str .= sprintf('n.%s %s%s', $o[0], $o[1], $o == $order_by[count($order_by) - 1] ? '' : ', ');
+            }
+        }
+        $dql = sprintf(
+            'SELECT n FROM %s n '.
+            'WHERE n.menu_id = %s '.
+            'AND n.is_deleted = false '.
+            'AND n.is_hide = false '.
+            'ORDER BY %s',
+            get_called_class(),
+            $this->menu_id, $order_str
+        );
+        $query = static::em()->createQuery($dql);
+        $result = $query->getResult();
+        $idx = 0;
+        while ($result[$idx]->id != $this->id) {
+            $idx++;
+        }
+        if (isset($result[$idx + 1])) {
+            return $result[$idx + 1];
+        }
+        else {
+            return null;
+        }
+    }
+
+    public function getPrev() {
+        $order_by = array(array('is_top', 'DESC'), array('sort', 'ASC'), array('created', 'DESC'));
+        $order_str = "";
+        foreach($order_by as $o) {
+            if (in_array(strtoupper($o[1]), array('ASC', 'DESC'))) {
+                $order_str .= sprintf('n.%s %s%s', $o[0], $o[1], $o == $order_by[count($order_by) - 1] ? '' : ', ');
+            }
+        }
+        $dql = sprintf(
+            'SELECT n FROM %s n '.
+            'WHERE n.menu_id = %s '.
+            'AND n.is_deleted = false '.
+            'AND n.is_hide = false '.
+            'ORDER BY %s',
+            get_called_class(),
+            $this->menu_id, $order_str
+        );
+        $query = static::em()->createQuery($dql);
+        $result = $query->getResult();
+        $idx = 0;
+        while ($result[$idx]->id != $this->id) {
+            $idx++;
+        }
+        if (isset($result[$idx - 1])) {
+            return $result[$idx - 1];
+        }
+        else {
+            return null;
+        }
+    }
+
     static public function getListByTopMenu($size, $top_menu_id, $order_by=array(array('id', 'ASC'))) {
         $top_menu = Menu::find($top_menu_id);
         $records = array();

diff --git a/szuias/templates/article.html b/szuias/templates/article.html
@@ -25,7 +25,16 @@ <h2>{{ top_menu.title }}</h2>
     <div class="info">
       {% if article.author.name %}{{ trans('Author') }}: {{ article.author.name }} |{% endif %}
       {% if article.created %}{{ trans('Post Date') }}: {{ article.created | date('Y-m-d') }} | {% endif %}
-      {{ trans('Counts') }}: {{ article.view_count }}<br />
+      {{ trans('Counts') }}: {{ article.view_count }}
+      <br />
+      {% if article.prev %}
+      上一篇文章：<a href="{{ siteUrl('article/' ~ article.prev.id) }}">{{ article.prev.title }}</a>
+      {% endif %}
+      {% if article.prev and article.next %} | {% endif %}
+      {% if article.next %}
+      下一篇文章：<a href="{{ siteUrl('article/' ~ article.next.id) }}">{{ article.next.title }}</a>
+      <br />
+      {% endif %}
       {% if loggedUser.hasPermission('/admin/content/' ~ article.id ~ '/edit', 'GET') %}
        <a href="{{ siteUrl('/admin/content/' ~ article.id ~ '/edit') }}">[{{ trans('Edit') }}]</a>
       {% endif %}

diff --git a/szuias/templates/list.html b/szuias/templates/list.html
@@ -24,11 +24,26 @@ <h2>{{ top_menu.title }}</h2>
     <div class="top-nav">
       <a class="current">{{ menu.title }}</a>
     </div>
-    <ul>
+    <ul class="list">
       {% for a in articles %}
       <li>{% if a.is_top %}<img src="{{ siteUrl('static/images/admin/icon_up.gif') }}" alt="置顶" title="置顶"> {% endif %}<a href="{{ a.redirect_url ? a.redirect_url : siteUrl('article/' ~ a.id) }}"{{ a.open_style == 1 ? 'target="_blank"' : '' }}>{{ a.title | ellipsis(50) }}</a> <span class="datetime">{{ a.created | date('Y-m-d') }}</span></li>
       {% endfor %}
     </ul>
+    <div id="pager" style="margin-top:20px; float: right; font-size: 12px; overflow: hidden;">
+      <ul class="pager-list">
+        {% if page > 1 %}
+        <li><a href="?page={{ page - 1 }}">Prev</a></li>
+        {% endif %}
+        {% for p in range(low=pageFrom, high=pageTo, step=1) %}
+        <li {% if p == page %} class="active"{% endif %}>
+          <a href="?page={{ p }}">{{ p }}</a>
+        </li>
+        {% endfor %}
+        {% if page < totalPage %}
+        <li><a href="?page={{ page + 1 }}">Next</a></li>
+        {% endif %}
+      </ul>
+    </div>
   </div>
 
 </div>