functions.php

<?php
/**
 * stratus functions and definitions
 *
 * @package stratus
 * @since stratus 1.0
 */

/**
 * Set the content width based on the theme's design and stylesheet.
 *
 */
if ( ! isset( $content_width ) )
	$content_width = 640; /* pixels */

if ( ! function_exists( 'stratus_setup' ) ) :
/**
 * Sets up theme defaults and registers support for various WordPress features.
 *
 * Note that this function is hooked into the after_setup_theme hook, which runs
 * before the init hook. The init hook is too late for some features, such as indicating
 * support post thumbnails.
 *
 * @since stratus 1.0
 */
function stratus_setup() {

	/**
	 * Custom template tags for this theme.
	 */
	require( get_template_directory() . '/inc/template-tags.php' );

	/**
	 * Custom functions that act independently of the theme templates
	 */
	require( get_template_directory() . '/inc/extras.php' );

	/**
	 * Customizer additions
	 */
	require( get_template_directory() . '/inc/customizer.php' );

	/**
	 * Make theme available for translation
	 * Translations can be filed in the /languages/ directory
	 * If you're building a theme based on stratus, use a find and replace
	 * to change 'stratus' to the name of your theme in all the template files
	 */
	load_theme_textdomain( 'stratus', get_template_directory() . '/languages' );

	/**
	 * Add default posts and comments RSS feed links to head
	 */
	add_theme_support( 'automatic-feed-links' );

	/**
	 * Enable support for Post Thumbnails
	 */
	if ( function_exists( 'add_theme_support' ) ) {
		add_theme_support( 'post-thumbnails' );
    set_post_thumbnail_size( 150, 150 );
	}

	if ( function_exists( 'add_image_size' ) ) { 
		add_image_size( 'agg-image', 200, 200 ); //300, 9999 pixels wide (and unlimited height)
	}
	/**
	 * This theme uses wp_nav_menu() in one location.
	 */
	// register_nav_menus( array(
	// 	'primary' => __( 'Primary Menu', 'stratus' ),
	// ) );
	register_nav_menu( 'primary', __( 'Primary Menu', 'stratus' ) );

	/**
	 * Enable support for Post Formats
	 */
	add_theme_support( 'post-formats', array( 'aside', 'image', 'video', 'quote', 'link' ) );
}
endif; // stratus_setup
add_action( 'after_setup_theme', 'stratus_setup' );

/**
 * Register widgetized area and update sidebar with default widgets
 *
 * @since stratus 1.0
 */
function stratus_widgets_init() {
	register_sidebar( array(
		'name' => __( 'Sidebar', 'stratus' ),
		'id' => 'sidebar-1',
		'before_widget' => '<aside id="%1$s" class="widget %2$s">',
		'after_widget' => '</aside>',
		'before_title' => '<h1 class="widget-title">',
		'after_title' => '</h1>',
	) );
}
add_action( 'widgets_init', 'stratus_widgets_init' );

/**
 * Enqueue scripts and styles
 */
function stratus_scripts() {
	wp_enqueue_style( 'style', get_stylesheet_uri() );

	wp_enqueue_script( 'main', get_template_directory_uri() . '/js/main.js', array( 'jquery' ), '20120206', true );

	$dir = get_template_directory_uri();

	wp_enqueue_script( 
    'fitvids'
    ,get_template_directory_uri() . '/js/jquery.fitvids.js'
    ,array() // array of handles, defaults to array()
    ,false // script version #, defaults to false
    ,false // $in_footer 
	);

	wp_enqueue_script( 
    'prettifyCode'
    //,get_template_directory_uri() . '/js/google-code-prettify/run_prettify.js'
    ,'https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js?skin=sons-of-obsidian'
    ,array() // array of handles, defaults to array()
    ,false // script version #, defaults to false
    ,true // $in_footer 
	);

	if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
		wp_enqueue_script( 'comment-reply' );
	}

	if ( is_singular() && wp_attachment_is_image() ) {
		wp_enqueue_script( 'keyboard-image-navigation', get_template_directory_uri() . '/js/keyboard-image-navigation.js', array( 'jquery' ), '20120202' );
	}
}
add_action( 'wp_enqueue_scripts', 'stratus_scripts' );

/**
 * Implement the Custom Header feature
 */
//require( get_template_directory() . '/inc/custom-header.php' );

/**
 * Set which posts types appear on home page
 * Important: You must check both if is_home() and if this is the main query.
 * If you don't include is_main_query(), this will run for other items like
 * sidebars, menus, admin functions, which will break menus and other things on the home page.
 * http://codex.wordpress.org/Plugin_API/Action_Reference/pre_get_posts
 */

function set_home_post_types( $query ) {
	if ( is_home() && $query->is_main_query() ) {
		$query->set( 'post_type', array( 'portfolio') ); // array of all acceptable post types
	}
}

add_filter( 'pre_get_posts', 'set_home_post_types' );

/**
 * Enable a higher quality jpeg
 * This works, I'm just not sure it's necessary.
 */
// add_filter( 'jpeg_quality', 'jpeg_full_quality' );
// function jpeg_full_quality( $quality ) { return 100; }

/**
 * Set post types on archive pages
 */
function set_archive_post_types( $query ) {
	global $pagenow;

	if ($pagenow != 'edit.php'){
		if ( is_archive() && $query->is_main_query() ) {
			$query->set( 'post_type', array( 'portfolio', 'post') ); // array of all acceptable post types
		}
	}	
	
}

add_filter( 'pre_get_posts', 'set_archive_post_types' );


/**
 * Remove the width attr from images so they can behave responsively
 */ 
function remove_width_attribute( $html ) {
    $html = preg_replace( '/(width|height)="\d*"\s/', "", $html );
    return $html;
}
add_filter( 'post_thumbnail_html', 'remove_width_attribute', 10 );
add_filter( 'image_send_to_editor', 'remove_width_attribute', 10 );


/**
 * Remove the inline width style from captions
 */
add_shortcode('wp_caption', 'fixed_img_caption_shortcode');
add_shortcode('caption', 'fixed_img_caption_shortcode');
function fixed_img_caption_shortcode($attr, $content = null) {
	// New-style shortcode with the caption inside the shortcode with the link and image tags.
	if ( ! isset( $attr['caption'] ) ) {
		if ( preg_match( '#((?:<a [^>]+>\s*)?<img [^>]+>(?:\s*</a>)?)(.*)#is', $content, $matches ) ) {
			$content = $matches[1];
			$attr['caption'] = trim( $matches[2] );
		}
	}

	// Allow plugins/themes to override the default caption template.
	$output = apply_filters('img_caption_shortcode', '', $attr, $content);
	if ( $output != '' )
		return $output;

	extract(shortcode_atts(array(
		'id'	=> '',
		'align'	=> 'alignnone',
		'width'	=> '',
		'caption' => ''
	), $attr));

	if ( 1 > (int) $width || empty($caption) )
		return $content;

	if ( $id ) $id = 'id="' . esc_attr($id) . '" ';

	return '<div ' . $id . 'class="wp-caption ' . esc_attr($align) . '>'
	. do_shortcode( $content ) . '<p class="wp-caption-text">' . $caption . '</p></div>';
}

/*
 * Remove the [...] from automatically generated excerpts
 */
function new_excerpt_more( $more ) {
	return '...';
}
add_filter('excerpt_more', 'new_excerpt_more');

/*
 * Enable archive pages to display custom post types
 */
// add_action( 'pre_get_posts', 'add_my_custom_post_type' );

// function add_my_custom_post_type( $query ) {
// 	if ( is_archive() && $query->is_main_query() ) {
// 		print "Hello";
// 		$query->set( 'post_type', array( 'port') ); 
// 	}
// 	 return $query;
// }