cache collector

README.md

@@ -233,6 +233,7 @@ LeKoala\DebugBar\DebugBar:
 | `db_collector` | bool | Show the db tab. Defaults to true |
 | `db_save_csv` | bool | Save queries to csv in the temp folder. Use ?downloadqueries to download current. Defaults to false |
 | `config_collector` | bool | Show the config tab. Defaults to true |
+| `cache_collector` | bool | Show the cache tab. Defaults to true |
 | `partial_cache_collector` | bool | Show the partial cache tab. Defaults to true |
 | `email_collector` | bool | Show the email tab. Defaults to true |
 | `header_collector` | bool | Show the headers tab. Defaults to true |

_config/debugbar.yml

@@ -38,6 +38,7 @@ LeKoala\DebugBar\DebugBar:
   config_track_empty: false
   db_collector: true
   db_save_csv: false
+  cache_collector: true
   partial_cache_collector: true
   email_collector: true
   header_collector: true
@@ -48,6 +49,8 @@ SilverStripe\Control\Director:
   rules:
     '__debugbar': 'LeKoala\DebugBar\DebugBarController'
 SilverStripe\Core\Injector\Injector:
+  Symfony\Component\Cache\Psr16Cache:
+    class: LeKoala\DebugBar\Proxy\CacheProxy
   SilverStripe\View\SSViewer:
     class: LeKoala\DebugBar\Proxy\SSViewerProxy
   DebugBarMiddleware:

code/Collector/CacheCollector.php

@@ -0,0 +1,76 @@
+<?php
+
+namespace LeKoala\DebugBar\Collector;
+
+use LeKoala\DebugBar\DebugBar;
+use SilverStripe\Control\Director;
+use DebugBar\DataCollector\Renderable;
+use LeKoala\DebugBar\Proxy\CacheProxy;
+use DebugBar\DataCollector\AssetProvider;
+use DebugBar\DataCollector\DataCollector;
+
+/**
+ * Collects data about the cache
+ */
+class CacheCollector extends DataCollector implements Renderable, AssetProvider
+{
+    public function getName()
+    {
+        return 'cache';
+    }
+
+    public function getAssets()
+    {
+        // This depends on ConfigCollector assets
+        return [
+            'base_path' => '/' . DebugBar::moduleResource('javascript')->getRelativePath(),
+            'base_url' => Director::makeRelative(DebugBar::moduleResource('javascript')->getURL()),
+            'css' => 'config/widget.css',
+            'js' => 'config/widget.js'
+        ];
+    }
+
+    public function collect()
+    {
+        $result = CacheProxy::getData();
+
+
+        $keys = [];
+        foreach ($result as $k => $v) {
+            $val = $v['value'];
+            if (!is_string($val)) {
+                $val = json_encode($val);
+            }
+            if (strlen($val) > 150) {
+                $val = substr($val, 0, 150) . "...";
+            }
+            if (!empty($v['ttl'])) {
+                $val .= " - TTL: " . $v['ttl'];
+            }
+            $keys[$k] = $val;
+        }
+
+        return [
+            'count' => count($result),
+            'keys' => $keys
+        ];
+    }
+
+    public function getWidgets()
+    {
+        $widgets = [
+            'Cache' => [
+                'icon' => 'puzzle-piece',
+                'widget' => 'PhpDebugBar.Widgets.VariableListWidget',
+                'map' => 'cache.keys',
+                'default' => '{}'
+            ]
+        ];
+        $widgets['Cache:badge'] = [
+            'map' => 'cache.count',
+            'default' => 0
+        ];
+
+        return $widgets;
+    }
+}

code/Collector/DatabaseCollector.php

@@ -128,7 +128,6 @@ protected function collectData(TimeDataCollector $timeCollector = null)
 
         // Save as CSV
         $db_save_csv = DebugBar::config()->get('db_save_csv');
-        $db_save_csv = true;
         if ($db_save_csv && !empty($queries)) {
             $filename = date('Ymd_His') . '_' . count($queries) . '_' . uniqid() . '.csv';
             $isOutput = false;

code/Collector/HeaderCollector.php

@@ -47,7 +47,6 @@ public function getWidgets()
      */
     public function collect()
     {
-
         $result = $this->controller->getResponse()->getHeaders();
 
         foreach ($result as $key => &$value) {

code/DebugBar.php

@@ -32,8 +32,8 @@
 use SilverStripe\Core\Manifest\ModuleLoader;
 use DebugBar\DataCollector\MessagesCollector;
 use LeKoala\DebugBar\Bridge\MonologCollector;
-use LeKoala\DebugBar\Bridge\SymfonyMailer\MailerEventListener;
 use Symfony\Component\Mailer\MailerInterface;
+use LeKoala\DebugBar\Collector\CacheCollector;
 use SilverStripe\Core\Manifest\ModuleResource;
 use LeKoala\DebugBar\Collector\ConfigCollector;
 use LeKoala\DebugBar\Proxy\ConfigManifestProxy;
@@ -46,6 +46,7 @@
 use LeKoala\DebugBar\Collector\SilverStripeCollector;
 use SilverStripe\Config\Collections\DeltaConfigCollection;
 use SilverStripe\Config\Collections\CachedConfigCollection;
+use LeKoala\DebugBar\Bridge\SymfonyMailer\MailerEventListener;
 use LeKoala\DebugBar\Bridge\SymfonyMailer\SymfonyMailerCollector;
 use LeKoala\DebugBar\Bridge\SymfonyMailer\SymfonyMailerLogCollector;
 
@@ -191,6 +192,11 @@ public static function initDebugBar()
             $debugbar->addCollector(new ConfigCollector);
         }
 
+        // Cache
+        if (self::config()->cache_collector) {
+            $debugbar->addCollector(new CacheCollector);
+        }
+
         // Partial cache
         if (self::config()->partial_cache_collector) {
             $debugbar->addCollector(new PartialCacheCollector);

code/Proxy/CacheProxy.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace LeKoala\DebugBar\Proxy;
+
+use Symfony\Component\Cache\Psr16Cache;
+
+class CacheProxy extends Psr16Cache
+{
+    protected static $data = [];
+
+    public function set($key, $value, $ttl = null): bool
+    {
+        self::$data[$key] = [
+            "value" => $value,
+            "ttl" => $ttl
+        ];
+        return parent::set($key, $value, $ttl);
+    }
+
+    public static function getData(): array
+    {
+        return self::$data;
+    }
+}