functions.php

<?php
require_once 'inc/BootstrapNavMenuWalker.php';
require_once 'inc/Comments.php';

// Bootstrap Menu Walker
add_action('after_setup_theme', 'gitsta_bootstrap_setup');

// TGM Plugin Activation <http://tgmpluginactivation.com/>
// Thanks to @EmilUzelac
require_once 'inc/class-tgm-plugin-activation.php';
add_action('tgmpa_register', function() {
 $plugins = array(
 array(
 'name' => 'WP-Markdown',
 'slug' => 'wp-markdown',
 'required' => false,
 ),
 array(
 'name' => 'Gust',
 'slug' => 'gust',
 'required' => false
 )
 );

 tgmpa($plugins);
});

$goofy = array(1);


/*
|----------------------------------------------------------
| Gitsta Theme Setup
|----------------------------------------------------------
*/
add_action('after_setup_theme', function() {
 // Content width - required by WordPress
 global $content_width;
 if( ! isset($content_width)) {
 $content_width = 945;
 }

 // Theme support
 add_theme_support('automatic-feed-links');
 add_theme_support('post-thumbnails');
 add_theme_support('title-tag');

 // Title hook
 add_action('wp_title', function($title) {
 return get_bloginfo('name') . $title;
 });

 // Scripts and styles used by the theme
 add_action('wp_enqueue_scripts', function() {
 // Scripts and styles
 wp_enqueue_style('gitsta-style', get_stylesheet_uri());
 wp_enqueue_style('bootstrap', get_template_directory_uri() . '/vendor/bootstrap/css/bootstrap.css');
 wp_enqueue_style('font-awesome', get_template_directory_uri() . '/vendor/font-awesome/css/font-awesome.css');
 wp_enqueue_style('octicons', get_template_directory_uri() . '/vendor/octicons/css/octicons.css');

 wp_enqueue_script('bootstrap', get_template_directory_uri() . '/vendor/bootstrap/js/bootstrap.js', array('jquery'));
 wp_enqueue_script('marked', get_template_directory_uri() . '/vendor/marked.js');

 wp_enqueue_script('gitsta-main-js', get_template_directory_uri() . '/js/main.js');

 wp_localize_script('gitsta-main-js', 'theme', array('template_directory_uri' => get_template_directory_uri()));
 });


 /*
 |----------------------------------------------------------
 | Sidebar
 |----------------------------------------------------------
 |
 | Sidebar is hidden on mobile devices
 |
 */
 if(function_exists('register_sidebar')) {
 add_action('widgets_init', function() {
 register_sidebar(array(
 'before_widget' => '<div id="%1$s" class="widget hidden-xs">',
 'after_widget' => '</div>'
 ));
 });
 }


 /*
 |----------------------------------------------------------
 | Filters
 |----------------------------------------------------------
 */
	add_filter( 'default_content', 'my_editor_content' );
	function my_editor_content( $content ) {
	$content = '<!-- wp:heading {"level":2} -->
<h2>Background</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>[Optional] What happened before?</p><br>
<!-- /wp:paragraph -->

<!-- wp:heading {"level":2} -->
<h2>Aim</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>What did you want to test?</p><br>
<!-- /wp:paragraph -->

<!-- wp:heading {"level":2} -->
<h2>Methods</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>What did you do?</p><br>
<!-- /wp:paragraph -->

<!-- wp:heading {"level":2} -->
<h2>Results</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>What happened?</p><br>
<!-- /wp:paragraph -->

<!-- wp:heading {"level":2} -->
<h2>Conclusion</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>What did you find out? What does it mean?</p>
<!-- /wp:paragraph -->';
	return $content;
	}
 // CSS Style for reply link
 add_filter('comment_reply_link', function($link) {
 $link = str_replace("class='comment-reply-link'", "class='comment-reply-link btn btn-default btn-xs' data-scroll='true'", $link);
 return $link;
 });

 // CSS Style for edit comment link
 add_filter('edit_comment_link', function($link) {
 $link = str_replace('class="comment-edit-link"', "class='comment-edit-link btn btn-default btn-xs'", $link);
 return $link;
 });

 // CSS Style for edit post link
 add_filter('edit_post_link', function($link) {
 $link = str_replace('class="post-edit-link"', "class='post-edit-link btn btn-info btn-xs'", $link);
 return $link;
 });

 // Add some css classes to images
 add_filter('the_content', function($content) {
 $pattern = "/<img(.*?)class=\"(?!wp-smiley)(.*?)\"(.*?)>/i";
 $replacement = '<img$1class="$2 img-thumbnail img-responsive"$3>';
 $content = preg_replace($pattern, $replacement, $content);
 return $content;
 });

 // Add bootstrap css classes to tables
 add_filter('the_content', function($content) {
 $pattern = "/<table(.*?)>/i";
 $replacement = '<table $1 class="table table-bordered table-striped">';
 $content = preg_replace($pattern, $replacement, $content);

 return $content;
 });

 // Adds some css classes to avatars
 add_filter('get_avatar', function($avatar) {
 $avatar = str_replace("class='avatar",
 "class='avatar media-object img-rounded",
 $avatar);
 return $avatar;
 });

 // Add css class to tags
 add_filter('the_tags', function($tag) {
 $tag = str_replace('rel="tag">',
 'rel="tag" class="label label-primary">',
 $tag);

 return $tag;
 });

 // Code tags
 add_filter('the_content', function($content) {
 $pattern = "/<pre(.*?)>/i";
 $replacement = '<div class="code-box"><div class="code-title"><i class="fa fa-code"></i> <div class="pull-right"><a href="#" class="btn btn-default btn-xs toggle-code" data-toggle="tooltip" title="' . __('Toggle code', 'gitsta') . '"><i class="fa fa-toggle-up"></i></a></div></div><pre $1>';
 $content = preg_replace($pattern, $replacement, $content);

 $pattern = "/<\/pre>/";
 $replacement = '</pre></div>';
 $content = preg_replace($pattern, $replacement, $content);

 return $content;
 });

 // Read more Hack
 add_filter('the_content_more_link', function($link) {
 $link = preg_replace( '|#more-[0-9]+|', '', $link );
	return $link;
 });


 /*
 |----------------------------------------------------------
 | Theme options
 |----------------------------------------------------------
 */
 // To reduce redundancy
 function get_gitsta_theme_option($option) {
 // Default theme options (somehow a senseless comment)
 $default_theme_options = array(
 'favicon_url' => '',

 'comment_markdown_support' => 1,
 'frontpage_blog_descr' => 0,

 'error_404_title' => 'Error 404',
 'error_404_content' => '<p class="text-muted">
 Whoops, you found a dead link.
 </p>',
 );

 $gitsta_theme_options = get_option('gitsta_theme_options', $default_theme_options);

 if(isset($gitsta_theme_options[$option])) {
 return $gitsta_theme_options[$option];
 }

 return false;
 }

 add_action('admin_init', function() {
 register_setting('gitsta_options', 'gitsta_theme_options', function($input) {
 return $input;
 });
 });
 add_action('admin_menu', function() {
 add_theme_page('Gitsta', 'Gitsta', 'edit_theme_options', 'gitsta-option', function() {
 include 'inc/Partials/ThemeOptions.php';
 });
 });


 /*
 |----------------------------------------------------------
 | Custom wp_link_pages function
 |----------------------------------------------------------
 */
 function gitsta_wp_link_pages($args = '') {
 $defaults = array(
 'before' => '',
 'after' => '',
 'prev_and_next' => true,
 'nextpagelink' => '&raquo;',
 'prevpagelink' => '&laquo;',
 'echo' => true
 );

 $r = wp_parse_args($args, $defaults);
 extract($r, EXTR_SKIP);

 global $page, $numpages, $multipage, $more;

 $output = '';
 if($multipage) {
 $output .= $before . '<ul class="pagination">';

 // Attach prev link
 $i = ($page - 1);
 if(($i > 0) && $prev_and_next) {
 $output .= '<li>' . _wp_link_page($i) . $prevpagelink . '</a></li>';
 }

 // Attach page numbers
 for($i = 1; $i <= $numpages; $i++) {
 $link = '';
 if($i == $page) {
 $link .= '<li class="active"><a href="#">' . $i . '</li>';
 } else {
 $link .= '<li>' . _wp_link_page($i) . $i . '</a></li>';
 }

 $link = apply_filters('wp_link_pages_link', $link, $i);
 $output .= $link;
 }

 // Attach next link
 $i = ($page + 1);
 if(($i <= $numpages) && $prev_and_next) {
 $output .= '<li>' . _wp_link_page($i) . $nextpagelink . '</a></li>';
 }

 $output .= '</ul>' . $after;
 }

 $output = apply_filters('wp_link_pages', $output, $args);
 if($echo) {
 echo $output;
 }
 }
});

/*
Remove Howdy
*/
add_action( 'admin_bar_menu', 'wp_admin_bar_my_custom_account_menu', 11 );
function wp_admin_bar_my_custom_account_menu( $wp_admin_bar ) {
$user_id = get_current_user_id();
$current_user = wp_get_current_user();
$profile_url = get_edit_profile_url( $user_id );

if ( 0 != $user_id ) {
/* Add the "My Account" menu */
$avatar = get_avatar( $user_id, 28 );
/* $howdy = sprintf( __('Welcome, %1$s'), $current_user->display_name ); */
$howdy = sprintf( __('%1$s'), $current_user->display_name );
$class = empty( $avatar ) ? '' : 'with-avatar';

$wp_admin_bar->add_menu( array(
'id' => 'my-account',
'parent' => 'top-secondary',
'title' => $howdy . $avatar,
'href' => $profile_url,
'meta' => array(
'class' => $class,
),
) );

}
}