add Dashboard and User classes

Author: Tom Hanoldt

User.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace cw\wp;
+
+
+class User{
+  public function __construct(){
+  }
+
+  public function name(){
+    $current_user = wp_get_current_user();
+
+    if(!empty($current_user->user_firstname))
+      return $current_user->user_firstname ;
+
+    if(!empty($current_user->display_name))
+      return $current_user->display_name;
+
+    return $current_user->user_login;
+  }
+}

admin/Dashboard.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace cw\wp\admin;
+
+class Dashboard{
+  public function addMainWidget($id, $name, $callback, $priotirty='core'){
+    return $this->addWidget($id, $name, $callback, 'normal', $priotirty);
+  }
+
+  public function addSideWidget($id, $name, $callback, $priotirty='core'){
+    return $this->addWidget($id, $name, $callback, 'side', $priotirty);
+  }
+
+  public function addWidget($id, $name, $callback, $where='normal', $priotirty='core'){
+    add_action('wp_dashboard_setup', function() use($id, $name, $callback, $where, $priotirty){
+      add_meta_box($id, $name, $callback, 'dashboard', $where, $priotirty);
+    }, 1000);
+    return $this;
+  }
+
+  public function removeWidgets(){
+    add_action('wp_dashboard_setup', function(){
+      global $wp_meta_boxes;
+      $wp_meta_boxes['dashboard']['side'] = ['core' => []];
+      $wp_meta_boxes['dashboard']['normal'] = ['core' => []];
+    }, 1000);
+    return $this;
+  }
+
+  public function replaceWelcomePanel($input){
+    add_action( 'admin_footer', function() use($input){
+      if(is_callable($input))
+        $input = $input();
+
+      $input = str_replace(array("\r", "\n"), '', $input);
+      $input = addcslashes($input, '"');
+
+      echo '<script>(function($){$("#welcome-panel").html("'.$input.'");})(jQuery);</script>';
+    }, 1000);
+    return $this;
+  }
+
+  public function appendToWelcomePanel($input){
+    add_action( 'admin_footer', function() use($input){
+      if(is_callable($input))
+        $input = $input();
+
+      $input = str_replace(array("\r", "\n"), '', $input);
+      $input = addcslashes($input, '"');
+
+      echo '<script>(function($){$("#welcome-panel").append("'.$input.'");})(jQuery);</script>';
+    }, 1000);
+    return $this;
+  }
+
+  public function hideWidgetArea(){
+    add_action( 'admin_footer', function(){
+      echo '<script>(function($){$("#dashboard-widgets-wrap").html("");})(jQuery);</script>';
+    }, 101 );
+    return $this;
+  }
+}