From fa86542f90774d7a7d8f3e81ee35821ca25b7fd4 Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Fri, 18 Mar 2016 23:06:32 -0400
Subject: Added pluggable Avatar providers

---
 app/Core/Base.php                                |  1 +
 app/Core/User/Avatar/AvatarManager.php           | 62 ++++++++++++++++++++++++
 app/Core/User/Avatar/AvatarProviderInterface.php | 30 ++++++++++++
 app/Helper/UserHelper.php                        | 17 +++----
 app/ServiceProvider/AvatarProvider.php           | 31 ++++++++++++
 app/Template/comment/show.php                    |  4 +-
 app/Template/event/comment_create.php            |  2 -
 app/Template/event/comment_update.php            |  2 -
 app/Template/event/events.php                    | 11 ++++-
 app/Template/event/subtask_create.php            |  2 -
 app/Template/event/subtask_update.php            |  2 -
 app/Template/event/task_assignee_change.php      |  2 -
 app/Template/event/task_close.php                |  2 -
 app/Template/event/task_create.php               |  2 -
 app/Template/event/task_file_create.php          |  2 -
 app/Template/event/task_move_column.php          |  2 -
 app/Template/event/task_move_position.php        |  2 -
 app/Template/event/task_move_swimlane.php        |  2 -
 app/Template/event/task_open.php                 |  2 -
 app/Template/event/task_update.php               |  2 -
 app/User/Avatar/GravatarProvider.php             | 35 +++++++++++++
 app/common.php                                   |  1 +
 22 files changed, 179 insertions(+), 39 deletions(-)
 create mode 100644 app/Core/User/Avatar/AvatarManager.php
 create mode 100644 app/Core/User/Avatar/AvatarProviderInterface.php
 create mode 100644 app/ServiceProvider/AvatarProvider.php
 create mode 100644 app/User/Avatar/GravatarProvider.php

(limited to 'app')

diff --git a/app/Core/Base.php b/app/Core/Base.php
index e53f299a..f87f271a 100644
--- a/app/Core/Base.php
+++ b/app/Core/Base.php
@@ -41,6 +41,7 @@ use Pimple\Container;
  * @property \Kanboard\Core\Session\FlashMessage                        $flash
  * @property \Kanboard\Core\Session\SessionManager                      $sessionManager
  * @property \Kanboard\Core\Session\SessionStorage                      $sessionStorage
+ * @property \Kanboard\Core\User\Avatar\AvatarManager                   $avatarManager
  * @property \Kanboard\Core\User\GroupSync                              $groupSync
  * @property \Kanboard\Core\User\UserProfile                            $userProfile
  * @property \Kanboard\Core\User\UserSync                               $userSync
diff --git a/app/Core/User/Avatar/AvatarManager.php b/app/Core/User/Avatar/AvatarManager.php
new file mode 100644
index 00000000..4b0c5298
--- /dev/null
+++ b/app/Core/User/Avatar/AvatarManager.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace Kanboard\Core\User\Avatar;
+
+/**
+ * Avatar Manager
+ *
+ * @package  user
+ * @author   Frederic Guillot
+ */
+class AvatarManager
+{
+    /**
+     * Providers
+     *
+     * @access private
+     * @var AvatarProviderInterface[]
+     */
+    private $providers = array();
+
+    /**
+     * Register a new Avatar provider
+     *
+     * @access public
+     * @param  AvatarProviderInterface $provider
+     * @return $this
+     */
+    public function register(AvatarProviderInterface $provider)
+    {
+        $this->providers[] = $provider;
+        return $this;
+    }
+
+    /**
+     * Render avatar html element
+     *
+     * @access public
+     * @param  string   $user_id
+     * @param  string   $username
+     * @param  string   $name
+     * @param  string   $email
+     * @param  int      $size
+     * @return string
+     */
+    public function render($user_id, $username, $name, $email, $size)
+    {
+        $user = array(
+            'id' => $user_id,
+            'username' => $username,
+            'name' => $name,
+            'email' => $email,
+        );
+
+        foreach ($this->providers as $provider) {
+            if ($provider->isActive($user)) {
+                return $provider->render($user, $size);
+            }
+        }
+
+        return '';
+    }
+}
diff --git a/app/Core/User/Avatar/AvatarProviderInterface.php b/app/Core/User/Avatar/AvatarProviderInterface.php
new file mode 100644
index 00000000..e0375d26
--- /dev/null
+++ b/app/Core/User/Avatar/AvatarProviderInterface.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace Kanboard\Core\User\Avatar;
+
+/**
+ * Avatar Provider Interface
+ *
+ * @package  user
+ * @author   Frederic Guillot
+ */
+interface AvatarProviderInterface
+{
+    /**
+     * Render avatar html
+     *
+     * @access public
+     * @param  array $user
+     * @param  int   $size
+     */
+    public function render(array $user, $size);
+
+    /**
+     * Determine if the provider is active
+     *
+     * @access public
+     * @param  array $user
+     * @return boolean
+     */
+    public function isActive(array $user);
+}
diff --git a/app/Helper/UserHelper.php b/app/Helper/UserHelper.php
index cbdb4af8..24ac591f 100644
--- a/app/Helper/UserHelper.php
+++ b/app/Helper/UserHelper.php
@@ -160,19 +160,18 @@ class UserHelper extends Base
     }
 
     /**
-     * Display gravatar image
+     * Display avatar
      *
      * @access public
-     * @param  string  $email
-     * @param  string  $alt
+     * @param  string   $user_id
+     * @param  string   $username
+     * @param  string   $name
+     * @param  string   $email
      * @return string
      */
-    public function avatar($email, $alt = '')
+    public function avatar($user_id, $username, $name, $email)
     {
-        if (! empty($email) && $this->config->get('integration_gravatar') == 1) {
-            return '<img class="avatar" src="https://www.gravatar.com/avatar/'.md5(strtolower($email)).'?s=25" alt="'.$this->helper->text->e($alt).'" title="'.$this->helper->text->e($alt).'">';
-        }
-
-        return '';
+        $html = $this->avatarManager->render($user_id, $username, $name, $email, 25);
+        return '<div class="avatar">'.$html.'</div>';
     }
 }
diff --git a/app/ServiceProvider/AvatarProvider.php b/app/ServiceProvider/AvatarProvider.php
new file mode 100644
index 00000000..2bbc9c03
--- /dev/null
+++ b/app/ServiceProvider/AvatarProvider.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Kanboard\ServiceProvider;
+
+use Pimple\Container;
+use Pimple\ServiceProviderInterface;
+use Kanboard\Core\User\Avatar\AvatarManager;
+use Kanboard\User\Avatar\GravatarProvider;
+
+/**
+ * Avatar Provider
+ *
+ * @package serviceProvider
+ * @author  Frederic Guillot
+ */
+class AvatarProvider implements ServiceProviderInterface
+{
+    /**
+     * Register providers
+     *
+     * @access public
+     * @param  \Pimple\Container $container
+     * @return \Pimple\Container
+     */
+    public function register(Container $container)
+    {
+        $container['avatarManager'] = new AvatarManager;
+        $container['avatarManager']->register(new GravatarProvider($container));
+        return $container;
+    }
+}
diff --git a/app/Template/comment/show.php b/app/Template/comment/show.php
index 873e1470..c5963666 100644
--- a/app/Template/comment/show.php
+++ b/app/Template/comment/show.php
@@ -1,9 +1,7 @@
 <div class="comment <?= isset($preview) ? 'comment-preview' : '' ?>" id="comment-<?= $comment['id'] ?>">
 
     <p class="comment-title">
-        <?php if (! empty($comment['email'])): ?>
-            <?= $this->user->avatar($comment['email'], $comment['name'] ?: $comment['username']) ?>
-        <?php endif ?>
+        <?= $this->user->avatar($comment['user_id'], $comment['username'], $comment['name'], $comment['email']) ?>
 
         <?php if (! empty($comment['username'])): ?>
             <span class="comment-username"><?= $this->text->e($comment['name'] ?: $comment['username']) ?></span> @
diff --git a/app/Template/event/comment_create.php b/app/Template/event/comment_create.php
index 063736b3..43c521cf 100644
--- a/app/Template/event/comment_create.php
+++ b/app/Template/event/comment_create.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s commented the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/comment_update.php b/app/Template/event/comment_update.php
index 93f24d8a..80a33031 100644
--- a/app/Template/event/comment_update.php
+++ b/app/Template/event/comment_update.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s updated a comment on the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/events.php b/app/Template/event/events.php
index bbb01be4..097da318 100644
--- a/app/Template/event/events.php
+++ b/app/Template/event/events.php
@@ -16,7 +16,16 @@
                 <?php endif ?>
                 &nbsp;<?= $this->dt->datetime($event['date_creation']) ?>
             </p>
-            <div class="activity-content"><?= $event['event_content'] ?></div>
+            <div class="activity-content">
+                <?= $this->user->avatar(
+                    $event['creator_id'],
+                    $event['author_username'],
+                    $event['author_name'],
+                    $event['email']
+                ) ?>
+
+                <?= $event['event_content'] ?>
+            </div>
         </div>
     <?php endforeach ?>
 
diff --git a/app/Template/event/subtask_create.php b/app/Template/event/subtask_create.php
index 532783d5..ae6ddd44 100644
--- a/app/Template/event/subtask_create.php
+++ b/app/Template/event/subtask_create.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s created a subtask for the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/subtask_update.php b/app/Template/event/subtask_update.php
index e9ff6ac6..1d560fb0 100644
--- a/app/Template/event/subtask_update.php
+++ b/app/Template/event/subtask_update.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s updated a subtask for the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/task_assignee_change.php b/app/Template/event/task_assignee_change.php
index 580176c7..6964a50e 100644
--- a/app/Template/event/task_assignee_change.php
+++ b/app/Template/event/task_assignee_change.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?php $assignee = $task['assignee_name'] ?: $task['assignee_username'] ?>
 
diff --git a/app/Template/event/task_close.php b/app/Template/event/task_close.php
index 361458d3..2ba77156 100644
--- a/app/Template/event/task_close.php
+++ b/app/Template/event/task_close.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s closed the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/task_create.php b/app/Template/event/task_create.php
index 655bf8f3..21facc9e 100644
--- a/app/Template/event/task_create.php
+++ b/app/Template/event/task_create.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s created the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/task_file_create.php b/app/Template/event/task_file_create.php
index 61bf3d61..837f5dc0 100644
--- a/app/Template/event/task_file_create.php
+++ b/app/Template/event/task_file_create.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s attached a new file to the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/task_move_column.php b/app/Template/event/task_move_column.php
index 904c956c..b9ae65cc 100644
--- a/app/Template/event/task_move_column.php
+++ b/app/Template/event/task_move_column.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s moved the task %s to the column "%s"',
             $this->text->e($author),
diff --git a/app/Template/event/task_move_position.php b/app/Template/event/task_move_position.php
index 6580bb79..dbe73f4b 100644
--- a/app/Template/event/task_move_position.php
+++ b/app/Template/event/task_move_position.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s moved the task %s to the position #%d in the column "%s"',
             $this->text->e($author),
diff --git a/app/Template/event/task_move_swimlane.php b/app/Template/event/task_move_swimlane.php
index 9ffa554c..b0635a06 100644
--- a/app/Template/event/task_move_swimlane.php
+++ b/app/Template/event/task_move_swimlane.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?php if ($task['swimlane_id'] == 0): ?>
         <?= e('%s moved the task %s to the first swimlane',
diff --git a/app/Template/event/task_open.php b/app/Template/event/task_open.php
index 9db2e3c9..ce92bb18 100644
--- a/app/Template/event/task_open.php
+++ b/app/Template/event/task_open.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s opened the task %s',
             $this->text->e($author),
diff --git a/app/Template/event/task_update.php b/app/Template/event/task_update.php
index 72d70495..83f1661b 100644
--- a/app/Template/event/task_update.php
+++ b/app/Template/event/task_update.php
@@ -1,5 +1,3 @@
-<?= $this->user->avatar($email, $author) ?>
-
 <p class="activity-title">
     <?= e('%s updated the task %s',
             $this->text->e($author),
diff --git a/app/User/Avatar/GravatarProvider.php b/app/User/Avatar/GravatarProvider.php
new file mode 100644
index 00000000..10ab4390
--- /dev/null
+++ b/app/User/Avatar/GravatarProvider.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Kanboard\User\Avatar;
+
+use Kanboard\Core\Base;
+use Kanboard\Core\User\Avatar\AvatarProviderInterface;
+
+class GravatarProvider extends Base implements AvatarProviderInterface
+{
+    /**
+     * Render avatar html
+     *
+     * @access public
+     * @param array $user
+     * @param int   $size
+     */
+    public function render(array $user, $size)
+    {
+        $url = sprintf('https://www.gravatar.com/avatar/%s?s=%d', md5(strtolower($user['email'])), $size);
+        $title = $this->helper->text->e($user['name'] ?: $user['username']);
+        return '<img src="'.$url.'" alt="'.$title.'" title="'.$title.'">';
+    }
+
+    /**
+     * Determine if the provider is active
+     *
+     * @access public
+     * @param  array $user
+     * @return boolean
+     */
+    public function isActive(array $user)
+    {
+        return !empty($user['email']) && $this->config->get('integration_gravatar') == 1;
+    }
+}
diff --git a/app/common.php b/app/common.php
index 71f80c75..7dbd7587 100644
--- a/app/common.php
+++ b/app/common.php
@@ -38,4 +38,5 @@ $container->register(new Kanboard\ServiceProvider\GroupProvider);
 $container->register(new Kanboard\ServiceProvider\RouteProvider);
 $container->register(new Kanboard\ServiceProvider\ActionProvider);
 $container->register(new Kanboard\ServiceProvider\ExternalLinkProvider);
+$container->register(new Kanboard\ServiceProvider\AvatarProvider);
 $container->register(new Kanboard\ServiceProvider\PluginProvider);
-- 
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