codex-free.php

<?php
/**
 * Plugin Name: CodexFree
 * Plugin URI: https://github.com/wpbrasil/codex-free
 * Description: Tire dúvidas e aprenda a arte milenar de programar no WordPress.org
 * Author: wpbrasil
 * Author URI: https://github.com/wpbrasil
 * Version: 1.0.3
 * License: GPLv2 or later
 */

class Codex_Free {

	/**
	 * Class construct.
	 */
	public function __construct() {
		// Setupe the dashboard.
		add_action( 'wp_dashboard_setup', array( $this, 'dashboard_widget' ) );
	}

	/**
	 * Register the dashboard widget.
	 *
	 * @return void
	 */
	public function dashboard_widget() {
		wp_add_dashboard_widget( 'codex_free_widget', 'CodexFree', array( $this, 'widget' ) );
	}

	public function widget() {
		$html = '<p>' . __( 'Esta com alguma d&uacute;vida? Fa&ccedil;a uma busca aqui:' ) . '</p>';
		$html .= '<form method="get" action="http://wordpress.org/search/do-search.php" target="_blank">';
		$html .= '<input class="text" type="text" placeholder="' . __( '' ) . '" maxlength="150" value="" name="search" />';
		$html .= '<input class="button" type="submit" value="' . __( 'Procurar no WordPress.org' ) . '" />';
		$html .= '</form>';
		$html .= '<form method="get" action="http://stackoverflow.com/search" target="_blank">';
		$html .= '<input class="text" type="text" placeholder="' . __( '' ) . '" maxlength="150" value="[wordpress] " name="q" />';
		$html .= '<input class="button" type="submit" value="' . __( 'Procurar no stackoverflow' ) . '" />';
		$html .= '</form>';

		$html .= '<p>' . __( 'Vire um Jedi e aprenda a arte milenar de como programar no WordPress:' ) . '</p>';
		$html .= '<ul>';
		$html .= '<li><a href="http://codex.wordpress.org/" target="_blank">' . __( 'Tutorial em Ingl&ecirc;s' ) . '</a></li>';
		$html .= '<li><a href="http://codex.wordpress.org/pt-br:P%C3%A1gina_Inicial" target="_blank">' . __( 'Tutorial em Portugu&ecirc;s' ) . '</a></li>';
		$html .= '</ul>';

		echo $html;
	}

}

new Codex_Free;