functions.php

<?php

add_action( 'after_setup_theme', 'premaman_theme_setup', 11 );

function premaman_theme_setup() {
      //remove the built-in SEO functions
      remove_theme_support('hybrid-core-seo');
      //removing and improving the excerpt
      remove_filter('get_the_excerpt', 'wp_trim_excerpt');
      add_filter('get_the_excerpt', 'improved_trim_excerpt');
      /*modify breadcrumb trail for show pages*/
      add_filter( 'breadcrumb_trail_args', 'my_breadcrumb_trail_args' );
          /*preparing the theme for woocommerce*/
      add_action( 'wp_head', 'mytheme_prepare_woocommerce_wrappers' );
      // Remove WooCommerce sidebar
      remove_action( 'woocommerce_sidebar', 'woocommerce_get_sidebar', 10 );
      //remove http links in the admin bar
      add_action( 'wp_before_admin_bar_render', 'remove_admin_bar_links' );
      /*hide stuff from the profile page*/
      add_action( 'admin_print_scripts-profile.php', 'hideUserChoice' );
      add_filter('user_contactmethods','hide_profile_fields',10,1);
      add_filter( 'hybrid_byline', 'my_byline' );
      add_filter( 'loop_shop_per_page', create_function( '$cols', 'return 12;' ), 20 );
      add_action( 'woocommerce_before_shop_loop', 'woocommerce_catalog_ordering', 20 );
      remove_action('woocommerce_pagination', 'woocommerce_catalog_ordering', 20 );
      add_filter( 'woocommerce_states', 'SA_woocommerce_states' );
      add_filter( 'gettext', 'my_gettext', 10, 3 );
      //customizing the PDFs
      add_filter('sod_pdf_header', 'sod_pdf_header_filter', 1, 4);
}

/*improve the excerpt, keep HTML in there*/
function improved_trim_excerpt($text) {
global $post;
if ( '' == $text ) {
$text = get_the_content('');
$text = apply_filters('the_content', $text);
$text = str_replace(']]>', ']]&gt;', $text);
/*uncomment the following line to strip javascript*/
$text = preg_replace('@<script[^>]*?>.*?</script>@si', '', $text);
/*$text = strip_tags($text, '<p><a><img><ul><ol><li>[php][css][text][perl][shell]');*/
$text = strip_tags($text, '<p><a><ul><ol><li>[php][css][text][perl][shell]');
$excerpt_length = 500;
$words = explode(' ', $text, $excerpt_length + 1);
if (count($words)> $excerpt_length) {
array_pop($words);
array_push($words, '[...]');
$text = implode(' ', $words);
}
}
return $text;
}
function my_breadcrumb_trail_args( $args ) {

    $args['singular_product_taxonomy'] = 'product_category';

    return $args;
}
/*themeing wocommerce*/
function mytheme_open_woocommerce_content_wrappers()
{
    echo '<div id="content" class="hfeed content">';
}

function mytheme_close_woocommerce_content_wrappers()
{
    echo '</div>';
}

function mytheme_prepare_woocommerce_wrappers()
{
    remove_action( 'woocommerce_before_main_content', 'woocommerce_output_content_wrapper', 10 );
    remove_action( 'woocommerce_after_main_content', 'woocommerce_output_content_wrapper_end', 10);
    add_action( 'woocommerce_before_main_content', 'mytheme_open_woocommerce_content_wrappers', 10 );
    add_action( 'woocommerce_after_main_content', 'mytheme_close_woocommerce_content_wrappers', 10 );
}
//removing stuff from the admin bar
function remove_admin_bar_links() {
    global $wp_admin_bar;
    $wp_admin_bar->remove_menu('wp-logo');
    $wp_admin_bar->remove_menu('updates');
}
//don't show the user any choice about the admin bar in the back end
    function hideUserChoice() { ?>
    <style type="text/css">
    .show-admin-bar { display: none; }
    </style>
    <?php
    }
// remove aim, jabber, yim  from the profile page
    function hide_profile_fields( $contactmethods ) {
    unset($contactmethods['aim']);
    unset($contactmethods['jabber']);
    unset($contactmethods['yim']);
    return $contactmethods;
    }
//custom byline
//my custom byline
function my_byline( $byline ) {
    global $post;
   $byline = '<p class="byline">on the [entry-published] [entry-edit-link before="| "]</p>';
    return $byline;
}
//trying to show 4 related products and only one row of them
// Redefine woocommerce_output_related_products()
function woocommerce_output_related_products() {
woocommerce_related_products(4,1); // Display 3 products in rows of 3
}
//add ZA provinces to woocommerce
function SA_woocommerce_states( $states ) {

  $states['ZA'] = array(
                'EC' => __('Eastern Cape', 'woocommerce') ,
                'FS' => __('Free State', 'woocommerce') ,
                'GP' => __('Gauteng', 'woocommerce') ,
                'KZN' => __('KwaZulu-Natal', 'woocommerce') ,
                'LP' => __('Limpopo', 'woocommerce') ,
                'MP' => __('Mpumalanga', 'woocommerce') ,
                'NC' => __('Northern Cape', 'woocommerce') ,
                'NW' => __('North West', 'woocommerce') ,
                'WC' => __('Western Cape', 'woocommerce')
  );

  return $states;
}
//change Sort code into Branch code for woocommerce
function my_gettext( $translation, $text, $domain ) {
    if ( 'woocommerce' === $domain ) {
        $translations = &get_translations_for_domain( $domain );
    if ( 'Sort Code' === $text )
        $translation = $translations->translate( 'Branch Code' );
    }
    return $translation;
}

//customizing the PDFs
function sod_pdf_header_filter($html, $logo, $woo, $order_num){

    $html = '<table class="header">' .
                         '<tr>' .
                            '<td class="logo left half">' . $logo . '</td>' .
                            '<td class="right half">
                                <h3 class="labels" style="margin-right:73px;">Invoice</h3>
                                <table>
                                <tr>
                                    <td class="right">'.__('Date: ', 'sod_wc_pdf_invoices').'</td>
                                    <td><span class="left">' . gmdate( "d.m.Y" , strtotime( $woo->order_date ) ) . '</span></td>
                                </tr>
                                <tr>
                                    <td class="right">'.__('Invoice: ', 'sod_wc_pdf_invoices').'</td>
                                    <td>'.$order_num.'</td>
                                </tr>
                                </table>
                            </td>
                        </tr>
                </table>';
        return $html;
}

?>