Basic implementation of dashboard widgets, statistics

Currently not user-customizable. Just needed to display statistics for a
client, so figured I'd make a start at this. Nothing too fancy for now,
but I'm sure some people will be happy to have this information at their
fingertips.

framework/core/js/admin/dist/app.js

@@ -18358,15 +18358,19 @@ System.register('flarum/components/Checkbox', ['flarum/Component', 'flarum/compo
     }
   };
 });;
-"use strict";
+'use strict';
 
-System.register("flarum/components/DashboardPage", ["flarum/components/Page"], function (_export, _context) {
+System.register('flarum/components/DashboardPage', ['flarum/components/Page', 'flarum/components/StatusWidget', 'flarum/components/StatisticsWidget'], function (_export, _context) {
   "use strict";
 
-  var Page, DashboardPage;
+  var Page, StatusWidget, StatisticsWidget, DashboardPage;
   return {
     setters: [function (_flarumComponentsPage) {
       Page = _flarumComponentsPage.default;
+    }, function (_flarumComponentsStatusWidget) {
+      StatusWidget = _flarumComponentsStatusWidget.default;
+    }, function (_flarumComponentsStatisticsWidget) {
+      StatisticsWidget = _flarumComponentsStatisticsWidget.default;
     }],
     execute: function () {
       DashboardPage = function (_Page) {
@@ -18378,62 +18382,16 @@ System.register("flarum/components/DashboardPage", ["flarum/components/Page"], f
         }
 
         babelHelpers.createClass(DashboardPage, [{
-          key: "view",
+          key: 'view',
           value: function view() {
             return m(
-              "div",
-              { className: "DashboardPage" },
+              'div',
+              { className: 'DashboardPage' },
               m(
-                "div",
-                { className: "container" },
-                m(
-                  "h2",
-                  null,
-                  app.translator.trans('core.admin.dashboard.welcome_text')
-                ),
-                m(
-                  "p",
-                  null,
-                  app.translator.trans('core.admin.dashboard.version_text', { version: m(
-                      "strong",
-                      null,
-                      app.forum.attribute('version')
-                    ) })
-                ),
-                m(
-                  "p",
-                  null,
-                  app.translator.trans('core.admin.dashboard.beta_warning_text', { strong: m("strong", null) })
-                ),
-                m(
-                  "ul",
-                  null,
-                  m(
-                    "li",
-                    null,
-                    app.translator.trans('core.admin.dashboard.contributing_text', { a: m("a", { href: "http://flarum.org/docs/contributing", target: "_blank" }) })
-                  ),
-                  m(
-                    "li",
-                    null,
-                    app.translator.trans('core.admin.dashboard.troubleshooting_text', { a: m("a", { href: "http://flarum.org/docs/troubleshooting", target: "_blank" }) })
-                  ),
-                  m(
-                    "li",
-                    null,
-                    app.translator.trans('core.admin.dashboard.support_text', { a: m("a", { href: "http://discuss.flarum.org/t/support", target: "_blank" }) })
-                  ),
-                  m(
-                    "li",
-                    null,
-                    app.translator.trans('core.admin.dashboard.features_text', { a: m("a", { href: "http://discuss.flarum.org/t/features", target: "_blank" }) })
-                  ),
-                  m(
-                    "li",
-                    null,
-                    app.translator.trans('core.admin.dashboard.extension_text', { a: m("a", { href: "http://flarum.org/docs/extend", target: "_blank" }) })
-                  )
-                )
+                'div',
+                { className: 'container' },
+                m(StatusWidget, null),
+                m(StatisticsWidget, null)
               )
             );
           }
@@ -18441,7 +18399,53 @@ System.register("flarum/components/DashboardPage", ["flarum/components/Page"], f
         return DashboardPage;
       }(Page);
 
-      _export("default", DashboardPage);
+      _export('default', DashboardPage);
+    }
+  };
+});;
+'use strict';
+
+System.register('flarum/components/DashboardWidget', ['flarum/Component'], function (_export, _context) {
+  "use strict";
+
+  var Component, Widget;
+  return {
+    setters: [function (_flarumComponent) {
+      Component = _flarumComponent.default;
+    }],
+    execute: function () {
+      Widget = function (_Component) {
+        babelHelpers.inherits(Widget, _Component);
+
+        function Widget() {
+          babelHelpers.classCallCheck(this, Widget);
+          return babelHelpers.possibleConstructorReturn(this, (Widget.__proto__ || Object.getPrototypeOf(Widget)).apply(this, arguments));
+        }
+
+        babelHelpers.createClass(Widget, [{
+          key: 'view',
+          value: function view() {
+            return m(
+              'div',
+              { className: "Widget " + this.className() },
+              this.content()
+            );
+          }
+        }, {
+          key: 'className',
+          value: function className() {
+            return '';
+          }
+        }, {
+          key: 'content',
+          value: function content() {
+            return [];
+          }
+        }]);
+        return Widget;
+      }(Component);
+
+      _export('default', Widget);
     }
   };
 });;
@@ -21108,6 +21112,254 @@ System.register('flarum/components/SplitDropdown', ['flarum/components/Dropdown'
 });;
 'use strict';
 
+System.register('flarum/components/StatisticsWidget', ['flarum/components/DashboardWidget', 'flarum/helpers/icon', 'flarum/helpers/listItems', 'flarum/utils/ItemList'], function (_export, _context) {
+  "use strict";
+
+  var DashboardWidget, icon, listItems, ItemList, StatisticsWidget;
+  return {
+    setters: [function (_flarumComponentsDashboardWidget) {
+      DashboardWidget = _flarumComponentsDashboardWidget.default;
+    }, function (_flarumHelpersIcon) {
+      icon = _flarumHelpersIcon.default;
+    }, function (_flarumHelpersListItems) {
+      listItems = _flarumHelpersListItems.default;
+    }, function (_flarumUtilsItemList) {
+      ItemList = _flarumUtilsItemList.default;
+    }],
+    execute: function () {
+      StatisticsWidget = function (_DashboardWidget) {
+        babelHelpers.inherits(StatisticsWidget, _DashboardWidget);
+
+        function StatisticsWidget() {
+          babelHelpers.classCallCheck(this, StatisticsWidget);
+          return babelHelpers.possibleConstructorReturn(this, (StatisticsWidget.__proto__ || Object.getPrototypeOf(StatisticsWidget)).apply(this, arguments));
+        }
+
+        babelHelpers.createClass(StatisticsWidget, [{
+          key: 'className',
+          value: function className() {
+            return 'StatisticsWidget';
+          }
+        }, {
+          key: 'content',
+          value: function content() {
+            return m(
+              'table',
+              null,
+              m(
+                'thead',
+                null,
+                m(
+                  'tr',
+                  null,
+                  m('th', null),
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.users_heading')
+                  ),
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.discussions_heading')
+                  ),
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.posts_heading')
+                  )
+                )
+              ),
+              m(
+                'tbody',
+                null,
+                m(
+                  'tr',
+                  { className: 'StatisticsWidget-total' },
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.total_label')
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.total.users
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.total.discussions
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.total.posts
+                  )
+                ),
+                m(
+                  'tr',
+                  null,
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.last_28_days_label')
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.month.users
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.month.discussions
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.month.posts
+                  )
+                ),
+                m(
+                  'tr',
+                  null,
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.last_7_days_label')
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.week.users
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.week.discussions
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.week.posts
+                  )
+                ),
+                m(
+                  'tr',
+                  null,
+                  m(
+                    'th',
+                    null,
+                    app.translator.trans('core.admin.statistics.today_label')
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.today.users
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.today.discussions
+                  ),
+                  m(
+                    'td',
+                    null,
+                    app.data.statistics.today.posts
+                  )
+                )
+              )
+            );
+          }
+        }]);
+        return StatisticsWidget;
+      }(DashboardWidget);
+
+      _export('default', StatisticsWidget);
+    }
+  };
+});;
+'use strict';
+
+System.register('flarum/components/StatusWidget', ['flarum/components/DashboardWidget', 'flarum/helpers/icon', 'flarum/helpers/listItems', 'flarum/utils/ItemList'], function (_export, _context) {
+  "use strict";
+
+  var DashboardWidget, icon, listItems, ItemList, StatusWidget;
+  return {
+    setters: [function (_flarumComponentsDashboardWidget) {
+      DashboardWidget = _flarumComponentsDashboardWidget.default;
+    }, function (_flarumHelpersIcon) {
+      icon = _flarumHelpersIcon.default;
+    }, function (_flarumHelpersListItems) {
+      listItems = _flarumHelpersListItems.default;
+    }, function (_flarumUtilsItemList) {
+      ItemList = _flarumUtilsItemList.default;
+    }],
+    execute: function () {
+      StatusWidget = function (_DashboardWidget) {
+        babelHelpers.inherits(StatusWidget, _DashboardWidget);
+
+        function StatusWidget() {
+          babelHelpers.classCallCheck(this, StatusWidget);
+          return babelHelpers.possibleConstructorReturn(this, (StatusWidget.__proto__ || Object.getPrototypeOf(StatusWidget)).apply(this, arguments));
+        }
+
+        babelHelpers.createClass(StatusWidget, [{
+          key: 'className',
+          value: function className() {
+            return 'StatusWidget';
+          }
+        }, {
+          key: 'content',
+          value: function content() {
+            return m(
+              'ul',
+              null,
+              listItems(this.items().toArray())
+            );
+          }
+        }, {
+          key: 'items',
+          value: function items() {
+            var items = new ItemList();
+
+            items.add('help', m(
+              'a',
+              { href: 'http://flarum.org/docs/troubleshooting', target: '_blank' },
+              icon('question-circle'),
+              ' ',
+              app.translator.trans('core.admin.dashboard.help_link')
+            ));
+
+            items.add('version-flarum', [m(
+              'strong',
+              null,
+              'Flarum'
+            ), m('br', null), app.forum.attribute('version')]);
+            items.add('version-php', [m(
+              'strong',
+              null,
+              'PHP'
+            ), m('br', null), app.data.phpVersion]);
+            items.add('version-mysql', [m(
+              'strong',
+              null,
+              'MySQL'
+            ), m('br', null), app.data.mysqlVersion]);
+
+            return items;
+          }
+        }]);
+        return StatusWidget;
+      }(DashboardWidget);
+
+      _export('default', StatusWidget);
+    }
+  };
+});;
+'use strict';
+
 System.register('flarum/components/Switch', ['flarum/components/Checkbox'], function (_export, _context) {
   "use strict";
 
@@ -21261,6 +21513,52 @@ System.register('flarum/components/UploadImageButton', ['flarum/components/Butto
     }
   };
 });;
+'use strict';
+
+System.register('flarum/components/Widget', ['flarum/Component'], function (_export, _context) {
+  "use strict";
+
+  var Component, DashboardWidget;
+  return {
+    setters: [function (_flarumComponent) {
+      Component = _flarumComponent.default;
+    }],
+    execute: function () {
+      DashboardWidget = function (_Component) {
+        babelHelpers.inherits(DashboardWidget, _Component);
+
+        function DashboardWidget() {
+          babelHelpers.classCallCheck(this, DashboardWidget);
+          return babelHelpers.possibleConstructorReturn(this, (DashboardWidget.__proto__ || Object.getPrototypeOf(DashboardWidget)).apply(this, arguments));
+        }
+
+        babelHelpers.createClass(DashboardWidget, [{
+          key: 'view',
+          value: function view() {
+            return m(
+              'div',
+              { className: "DashboardWidget " + this.className() },
+              this.content()
+            );
+          }
+        }, {
+          key: 'className',
+          value: function className() {
+            return '';
+          }
+        }, {
+          key: 'content',
+          value: function content() {
+            return [];
+          }
+        }]);
+        return DashboardWidget;
+      }(Component);
+
+      _export('default', DashboardWidget);
+    }
+  };
+});;
 "use strict";
 
 System.register("flarum/extend", [], function (_export, _context) {

framework/core/js/admin/src/components/DashboardPage.js

@@ -1,20 +1,14 @@
 import Page from 'flarum/components/Page';
+import StatusWidget from 'flarum/components/StatusWidget';
+import StatisticsWidget from 'flarum/components/StatisticsWidget';
 
 export default class DashboardPage extends Page {
   view() {
     return (
       <div className="DashboardPage">
         <div className="container">
-          <h2>{app.translator.trans('core.admin.dashboard.welcome_text')}</h2>
-          <p>{app.translator.trans('core.admin.dashboard.version_text', {version: <strong>{app.forum.attribute('version')}</strong>})}</p>
-          <p>{app.translator.trans('core.admin.dashboard.beta_warning_text', {strong: <strong/>})}</p>
-          <ul>
-            <li>{app.translator.trans('core.admin.dashboard.contributing_text', {a: <a href="http://flarum.org/docs/contributing" target="_blank"/>})}</li>
-            <li>{app.translator.trans('core.admin.dashboard.troubleshooting_text', {a: <a href="http://flarum.org/docs/troubleshooting" target="_blank"/>})}</li>
-            <li>{app.translator.trans('core.admin.dashboard.support_text', {a: <a href="http://discuss.flarum.org/t/support" target="_blank"/>})}</li>
-            <li>{app.translator.trans('core.admin.dashboard.features_text', {a: <a href="http://discuss.flarum.org/t/features" target="_blank"/>})}</li>
-            <li>{app.translator.trans('core.admin.dashboard.extension_text', {a: <a href="http://flarum.org/docs/extend" target="_blank"/>})}</li>
-          </ul>
+          <StatusWidget/>
+          <StatisticsWidget/>
         </div>
       </div>
     );

framework/core/js/admin/src/components/DashboardWidget.js

@@ -0,0 +1,38 @@
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+import Component from 'flarum/Component';
+
+export default class Widget extends Component {
+  view() {
+    return (
+      <div className={"Widget "+this.className()}>
+        {this.content()}
+      </div>
+    );
+  }
+
+  /**
+   * Get the class name to apply to the widget.
+   *
+   * @return {String}
+   */
+  className() {
+    return '';
+  }
+
+  /**
+   * Get the content of the widget.
+   *
+   * @return {VirtualElement}
+   */
+  content() {
+    return [];
+  }
+}

framework/core/js/admin/src/components/StatisticsWidget.js

@@ -0,0 +1,60 @@
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+import DashboardWidget from 'flarum/components/DashboardWidget';
+import icon from 'flarum/helpers/icon';
+import listItems from 'flarum/helpers/listItems';
+import ItemList from 'flarum/utils/ItemList';
+
+export default class StatisticsWidget extends DashboardWidget {
+  className() {
+    return 'StatisticsWidget';
+  }
+
+  content() {
+    return (
+      <table>
+        <thead>
+          <tr>
+            <th></th>
+            <th>{app.translator.trans('core.admin.statistics.users_heading')}</th>
+            <th>{app.translator.trans('core.admin.statistics.discussions_heading')}</th>
+            <th>{app.translator.trans('core.admin.statistics.posts_heading')}</th>
+          </tr>
+        </thead>
+        <tbody>
+          <tr className="StatisticsWidget-total">
+            <th>{app.translator.trans('core.admin.statistics.total_label')}</th>
+            <td>{app.data.statistics.total.users}</td>
+            <td>{app.data.statistics.total.discussions}</td>
+            <td>{app.data.statistics.total.posts}</td>
+          </tr>
+          <tr>
+            <th>{app.translator.trans('core.admin.statistics.last_28_days_label')}</th>
+            <td>{app.data.statistics.month.users}</td>
+            <td>{app.data.statistics.month.discussions}</td>
+            <td>{app.data.statistics.month.posts}</td>
+          </tr>
+          <tr>
+            <th>{app.translator.trans('core.admin.statistics.last_7_days_label')}</th>
+            <td>{app.data.statistics.week.users}</td>
+            <td>{app.data.statistics.week.discussions}</td>
+            <td>{app.data.statistics.week.posts}</td>
+          </tr>
+          <tr>
+            <th>{app.translator.trans('core.admin.statistics.today_label')}</th>
+            <td>{app.data.statistics.today.users}</td>
+            <td>{app.data.statistics.today.discussions}</td>
+            <td>{app.data.statistics.today.posts}</td>
+          </tr>
+        </tbody>
+      </table>
+    );
+  }
+}

framework/core/js/admin/src/components/StatusWidget.js

@@ -0,0 +1,41 @@
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+import DashboardWidget from 'flarum/components/DashboardWidget';
+import icon from 'flarum/helpers/icon';
+import listItems from 'flarum/helpers/listItems';
+import ItemList from 'flarum/utils/ItemList';
+
+export default class StatusWidget extends DashboardWidget {
+  className() {
+    return 'StatusWidget';
+  }
+
+  content() {
+    return (
+      <ul>{listItems(this.items().toArray())}</ul>
+    );
+  }
+
+  items() {
+    const items = new ItemList();
+
+    items.add('help', (
+      <a href="http://flarum.org/docs/troubleshooting" target="_blank">
+        {icon('question-circle')} {app.translator.trans('core.admin.dashboard.help_link')}
+      </a>
+    ));
+
+    items.add('version-flarum', [<strong>Flarum</strong>, <br/>, app.forum.attribute('version')]);
+    items.add('version-php', [<strong>PHP</strong>, <br/>, app.data.phpVersion]);
+    items.add('version-mysql', [<strong>MySQL</strong>, <br/>, app.data.mysqlVersion]);
+
+    return items;
+  }
+}

framework/core/js/admin/src/components/Widget.js

@@ -0,0 +1,38 @@
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+import Component from 'flarum/Component';
+
+export default class DashboardWidget extends Component {
+  view() {
+    return (
+      <div className={"DashboardWidget "+this.className()}>
+        {this.content()}
+      </div>
+    );
+  }
+
+  /**
+   * Get the class name to apply to the widget.
+   *
+   * @return {String}
+   */
+  className() {
+    return '';
+  }
+
+  /**
+   * Get the content of the widget.
+   *
+   * @return {VirtualElement}
+   */
+  content() {
+    return [];
+  }
+}

framework/core/less/admin/DashboardPage.less

@@ -2,20 +2,81 @@
   background: @control-bg;
   color: @control-color;
   min-height: 100vh;
-  font-size: 14px;
-  line-height: 1.7;
 
   @media @desktop-up {
     .container {
-      max-width: 600px;
       padding: 30px;
       margin: 0;
     }
   }
+}
 
-  h2 {
-    font-size: 26px;
-    font-weight: 300;
-    margin-top: 0;
+.Widget {
+  background: @body-bg;
+  color: @text-color;
+  border-radius: @border-radius;
+  padding: 20px;
+  margin-bottom: 20px;
+}
+
+.StatusWidget {
+  color: @muted-color;
+
+  > ul {
+    margin: 0;
+    padding: 0;
+    list-style-type: none;
+
+    > li {
+      display: inline-block;
+      margin-right: 30px;
+      vertical-align: middle;
+
+      &[class^="item-version-"] {
+        max-width: 100px;
+        white-space: nowrap;
+        overflow: hidden;
+        text-overflow: ellipsis;
+      }
+      &.item-help {
+        float: right;
+        margin-right: 0;
+      }
+    }
+  }
+}
+
+.StatisticsWidget {
+  td {
+    font-size: 14px;
+  }
+  td, th {
+    padding: 5px 20px 5px 0;
+    text-align: left;
+    font-weight: normal;
+    border-bottom: 1px solid @control-bg;
+  }
+  tbody tr:last-child {
+    td, th {
+      border-bottom: 0;
+    }
+  }
+  th {
+    color: @muted-color;
+  }
+  thead th {
+    font-weight: bold;
+  }
+}
+.StatisticsWidget-total {
+  td, th {
+    font-weight: bold;
+  }
+}
+@media @tablet-up {
+  .StatisticsWidget {
+    td, th {
+      min-width: 120px;
+    }
   }
 }

framework/core/src/Admin/Controller/WebAppController.php

@@ -11,13 +11,18 @@
 
 namespace Flarum\Admin\Controller;
 
+use DateTime;
 use Flarum\Admin\WebApp;
+use Flarum\Core\Discussion;
 use Flarum\Core\Permission;
+use Flarum\Core\Post;
+use Flarum\Core\User;
 use Flarum\Event\PrepareUnserializedSettings;
 use Flarum\Extension\ExtensionManager;
 use Flarum\Http\Controller\AbstractWebAppController;
 use Flarum\Settings\SettingsRepositoryInterface;
 use Illuminate\Contracts\Events\Dispatcher;
+use Illuminate\Database\ConnectionInterface;
 use Psr\Http\Message\ServerRequestInterface;
 
 class WebAppController extends AbstractWebAppController
@@ -37,13 +42,15 @@ class WebAppController extends AbstractWebAppController
      * @param Dispatcher $events
      * @param SettingsRepositoryInterface $settings
      * @param ExtensionManager $extensions
+     * @param ConnectionInterface $db
      */
-    public function __construct(WebApp $webApp, Dispatcher $events, SettingsRepositoryInterface $settings, ExtensionManager $extensions)
+    public function __construct(WebApp $webApp, Dispatcher $events, SettingsRepositoryInterface $settings, ExtensionManager $extensions, ConnectionInterface $db)
     {
         $this->webApp = $webApp;
         $this->events = $events;
         $this->settings = $settings;
         $this->extensions = $extensions;
+        $this->db = $db;
     }
 
     /**
@@ -63,6 +70,40 @@ class WebAppController extends AbstractWebAppController
         $view->setVariable('permissions', Permission::map());
         $view->setVariable('extensions', $this->extensions->getExtensions()->toArray());
 
+        $view->setVariable('phpVersion', PHP_VERSION);
+        $view->setVariable('mysqlVersion', $this->db->selectOne('select version() as version')->version);
+
+        $view->setVariable('statistics', $this->getStatistics());
+
         return $view;
     }
+
+    private function getStatistics()
+    {
+        return [
+            'total' => $this->getEntityCounts(),
+            'month' => $this->getEntityCounts(new DateTime('-28 days')),
+            'week' => $this->getEntityCounts(new DateTime('-7 days')),
+            'today' => $this->getEntityCounts(new DateTime('-1 day'))
+        ];
+    }
+
+    private function getEntityCounts($since = null)
+    {
+        $queries = [
+            'users' => User::query(),
+            'discussions' => Discussion::query(),
+            'posts' => Post::where('type', 'comment')
+        ];
+
+        if ($since) {
+            $queries['users']->where('join_time', '>', $since);
+            $queries['discussions']->where('start_time', '>', $since);
+            $queries['posts']->where('time', '>', $since);
+        }
+
+        return array_map(function ($query) {
+            return $query->count();
+        }, $queries);
+    }
 }