Rip out activity feed for now

I found it would not be possible to display an activity feed due to the
event_log table not having enough data to display objects that were
changed. A true change log table would need to be created to have an
activity feed on the front page of BNETDocs.

src/controllers/EventLog/Index.php

@@ -71,6 +71,7 @@ public function &run(Router &$router, View &$view, array &$args) {
       if ($model->page > $model->pages) { $model->page = $model->pages; }
 
       $model->events = Event::getAllEvents(
+        null,
         $order,
         $model->limit,
         $model->limit * ( $model->page - 1 )

src/libraries/Event.php

@@ -36,9 +36,17 @@ public function __construct( $data ) {
   }
 
   public static function &getAllEvents(
-    $order = null, $limit = null, $index = null
+    $filter_types = null, $order = null, $limit = null, $index = null
   ) {
 
+    if (empty($filter_types)) {
+      $where_clause = '';
+    } else {
+      $where_clause = 'WHERE `event_type_id` IN ('
+        . implode( ',', $filter_types ) . ')'
+      ;
+    }
+
     if (!(is_numeric($limit) || is_numeric($index))) {
       $limit_clause = '';
     } else if (!is_numeric($index)) {
@@ -49,7 +57,7 @@ public static function &getAllEvents(
 
     if (empty($limit_clause)) {
 
-      $cache_key = 'bnetdocs-events';
+      $cache_key = 'bnetdocs-events-' . hash( 'md5', $where_clause );
       $cache_val = Common::$cache->get( $cache_key );
 
       if ( $cache_val !== false && !empty( $cache_val ) ) {
@@ -81,6 +89,7 @@ public static function &getAllEvents(
                `meta_data`,
                `user_id`
         FROM `event_log`
+        ' . $where_clause . '
         ORDER BY
           ' . ($order ? '`' . $order[0] . '` ' . $order[1] . ',' : '') . '
           `id` ' . ($order ? $order[1] : 'ASC') . ' ' . $limit_clause . ';'
@@ -118,14 +127,24 @@ public static function &getAllEvents(
     return null;
   }
 
-  public static function getEventCount() {
+  public static function getEventCount($filter_types = null) {
     if (!isset(Common::$database)) {
       Common::$database = DatabaseDriver::getDatabaseObject();
     }
 
     try {
 
-      $stmt = Common::$database->prepare('SELECT COUNT(*) FROM `event_log`;');
+      if (empty($filter_types)) {
+        $where_clause = '';
+      } else {
+        $where_clause = ' WHERE event_type_id IN ('
+          . implode( ',', $filter_types ) . ')'
+        ;
+      }
+
+      $stmt = Common::$database->prepare(
+        'SELECT COUNT(*) FROM `event_log`' . $where_clause . ';'
+      );
 
       if ( !$stmt->execute() ) {
         throw new QueryException( 'Cannot query event count' );

src/libraries/EventTypes.php

@@ -2,6 +2,8 @@
 
 namespace BNETDocs\Libraries;
 
+use \SplEnum;
+
 class EventTypes {
 
   const LOG_NOTE = 0;

src/templates/FrontPage.phtml

@@ -32,13 +32,6 @@ require("./header.inc.phtml");
             <li>and <a href="<?php echo Common::relativeUrlToAbsolute('https://github.com/BNETDocs/bnetdocs-web/issues'); ?>">suggest improvements</a> to the site.</li>
           </ul></p>
           <p>Help our community and documentation grow! Receive recognition for your work on our <a href="<?php echo Common::relativeUrlToAbsolute('/credits'); ?>">contributors</a> page!</p>
-        </section>
-      </article>
-      <article>
-        <header>Activity Feed</header>
-        <section>
-          <p>Here's the latest of what's going on at BNETDocs.</p>
-          <?php include('./NYI.inc.phtml'); ?>
           <hr/>
           <p>
             <a class="button" href="<?php echo Common::relativeUrlToAbsolute('/news'); ?>">Read News</a>