File: /home/doubslu/www/wp-content/themes/nisarg/functions.php
<?php
/**
* Nisarg functions and definitions
*
* @package Nisarg
*/
if ( ! function_exists( 'nisarg_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 for post thumbnails.
*/
/**
* Nisarg only works in WordPress 4.9.7 or later.
*/
if ( version_compare( $GLOBALS['wp_version'], '5.0', '<' ) ) {
require get_template_directory() . '/inc/back-compat.php';
}
function nisarg_setup() {
/*
* Make theme available for translation.
* Translations can be filed in the /languages/ directory.
* If you're building a theme based on Nisarg, use a find and replace
* to change 'nisarg' to the name of your theme in all the template files
*/
load_theme_textdomain( 'nisarg', get_template_directory() . '/languages' );
// Add default posts and comments RSS feed links to head.
add_theme_support( 'automatic-feed-links' );
/*
* Let WordPress manage the document title.
* By adding theme support, we declare that this theme does not use a
* hard-coded <title> tag in the document head, and expect WordPress to
* provide it for us.
*/
add_theme_support( 'title-tag' );
/*
* Enable support for Post Thumbnails on posts and pages.
*
* @link http://codex.wordpress.org/Function_Reference/add_theme_support#Post_Thumbnails
*/
add_theme_support( 'post-thumbnails' );
set_post_thumbnail_size( 604, 270 );
add_image_size( 'nisarg-full-width', 1038, 576, true );
/*
* Enable support for Responsive embedded content.
*
*/
add_theme_support( 'responsive-embeds' );
function register_nisarg_menus() {
// This theme uses wp_nav_menu() in one location.
register_nav_menus( array(
'primary' => esc_html__( 'Top Primary Menu', 'nisarg' ),
) );
}
add_action( 'init', 'register_nisarg_menus' );
/*
* Switch default core markup for search form, comment form, and comments
* to output valid HTML5.
*/
add_theme_support( 'html5', array(
'search-form',
'comment-form',
'comment-list',
'gallery',
'caption',
) );
/*
* Enable support for Post Formats.
* See http://codex.wordpress.org/Post_Formats
*/
add_theme_support( 'post-formats', array(
'aside',
'image',
'video',
'quote',
'link',
'gallery',
) );
// Set up the WordPress core custom background feature.
add_theme_support( 'custom-background', apply_filters( 'nisarg_custom_background_args', array(
'default-color' => 'eceff1',
'default-image' => '',
) ) );
}
endif; // nisarg_setup
add_action( 'after_setup_theme', 'nisarg_setup' );
/**
* Sets the content width in pixels, based on the theme's design and stylesheet.
*
* Priority 0 to make it available to lower priority callbacks.
*
* @global int $content_width
*
*/
function nisarg_content_width() {
$GLOBALS['content_width'] = apply_filters( 'nisarg_content_width', 640 );
}
add_action( 'after_setup_theme', 'nisarg_content_width', 0 );
/**
* Register widget area.
*
* @link http://codex.wordpress.org/Function_Reference/register_sidebar
*/
function nisarg_widgets_init() {
register_sidebar( array(
'name' => esc_html__( 'Sidebar', 'nisarg' ),
'id' => 'sidebar-1',
'description' => '',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<h4 class="widget-title">',
'after_title' => '</h4>',
) );
}
add_action( 'widgets_init', 'nisarg_widgets_init' );
/**
* Enqueue scripts and styles.
*/
function nisarg_scripts() {
//Enqueue Styles
wp_enqueue_style( 'bootstrap', get_template_directory_uri().'/css/bootstrap.css' );
wp_enqueue_style( 'font-awesome', get_template_directory_uri().'/font-awesome/css/font-awesome.min.css' );
wp_enqueue_style( 'nisarg-style', get_stylesheet_uri() );
//Enqueue Scripts
wp_enqueue_script( 'bootstrap', get_template_directory_uri() . '/js/bootstrap.js', array( 'jquery' ), '', true );
wp_enqueue_script( 'nisarg-navigation', get_template_directory_uri() . '/js/navigation.js', array( 'jquery' ), '', true );
wp_enqueue_script( 'nisarg-skip-link-focus-fix', get_template_directory_uri() . '/js/skip-link-focus-fix.js', array( 'jquery' ), '', true );
wp_enqueue_script( 'nisarg-js', get_template_directory_uri() . '/js/nisarg.js', array( 'jquery' ), '',true );
wp_enqueue_script( 'html5shiv', get_template_directory_uri(). '/js/html5shiv.js', array(),'3.7.3' ,false );
wp_script_add_data( 'html5shiv', 'conditional', 'lt IE 9' );
wp_localize_script( 'nisarg-js', 'screenReaderText', array(
'expand' => __( 'expand child menu', 'nisarg' ),
'collapse' => __( 'collapse child menu', 'nisarg' ),
) );
if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
wp_enqueue_script( 'comment-reply' );
}
}
add_action( 'wp_enqueue_scripts', 'nisarg_scripts' );
/**
* Implement the Custom Header feature.
*/
require get_template_directory() . '/inc/custom-header.php';
/**
* 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 Upgrade to Pro Section.
*/
require get_template_directory() . '/inc/upsell/class-customize.php';
/**
* Customizer additions.
*/
require get_template_directory() . '/inc/customizer.php';
/**
* Load Jetpack compatibility file.
*/
require get_template_directory() . '/inc/jetpack.php';
/**
* Load sanitize functions for customizer control values.
*/
require get_template_directory() . '/inc/sanitize-functions.php';
/**
* Load google fonts.
*/
function nisarg_google_fonts() {
$font_host = get_theme_mod( 'nisarg_google_font_load_setting', 'cdn' );
//Get fonts list which includes system defaults and google fonts
$fontArr = nisarg_get_fonts_list();
//Remove system default element from the font list array
//and keeps only google fonts in fontArr
array_splice($fontArr, 0, 1);
$fonts_url = '';
// Load google fonts based on Customizer settings
$body_font_family = get_theme_mod( 'nisarg_body_font_family_setting', 'Source Sans Pro' );
$heading_font_family = get_theme_mod( 'nisarg_heading_font_family_setting', 'Lato' );
if( array_key_exists( $heading_font_family, $fontArr) || array_key_exists( $body_font_family, $fontArr) ) {
//get body font weight
$body_font_weight = get_theme_mod( 'nisarg_body_font_weight_setting', '400' );
$body_font_weight = str_replace( 'italic', 'i', $body_font_weight );
//get heading font weight
$heading_font_weight = get_theme_mod( 'nisarg_heading_font_weight_setting', '400' );
$heading_font_weight = str_replace( 'italic', 'i', $heading_font_weight );
//get menu font weight
$menu_item_font_family = get_theme_mod( 'nisarg_menu_font_family_setting', 'body' );
$menu_item_font_weight = get_theme_mod( 'nisarg_menu_font_weight_setting', '400' );
$menu_item_font_weight = str_replace( 'italic', 'i', $menu_item_font_weight );
$fonts_url = '';
if ( '' !== $body_font_family ) {
$body_font_family = esc_html( $body_font_family );
}
if ( '' !== $heading_font_family ) {
$heading_font_family = esc_html( $heading_font_family );
}
// Construct url query based on chosen fonts
$font_families = array();
if ( array_key_exists( $body_font_family, $fontArr) ) {
if( 'body' === $menu_item_font_family ) {
if( $body_font_weight != $menu_item_font_weight ) {
$body_font_weight .= ','.$menu_item_font_weight.',700';
} else {
$body_font_weight .= ',700';
}
}
$font_families[] = $body_font_family.':'.$body_font_weight;
}
if ( array_key_exists( $heading_font_family, $fontArr) ) {
if( 'heading' === $menu_item_font_family ) {
if ( $heading_font_weight != $menu_item_font_weight ) {
$heading_font_weight .= ','.$menu_item_font_weight.',700';
} else {
$heading_font_weight .= ',700';
}
}
$font_families[] = $heading_font_family.':'.$heading_font_weight;
}
$query_args = array(
'family' => urlencode( implode( '|', $font_families ) ),
'display' => 'swap',
);
$fonts_url = esc_url(add_query_arg( $query_args, 'https://fonts.googleapis.com/css' ));
if( 'cdn' === $font_host ) {
wp_register_style( 'nisarg-google-fonts', $fonts_url, array(), null );
wp_enqueue_style( 'nisarg-google-fonts' );
} elseif('local-host' === $font_host ) {
// Include the file.
require_once get_template_directory().'/inc/self-host-fonts/class-nisarg-wptt-webfont-loader.php';
$local_google_fonts_url = esc_url(wptt_get_webfont_url( $fonts_url, 'woff' ));
// Load the webfont.
wp_enqueue_style(
'nisarg-google-fonts',
$local_google_fonts_url,
array(),
'1.5'
);
}
}
}
add_action( 'wp_enqueue_scripts', 'nisarg_google_fonts' );
/**
* Change Read More link.
*/
function nisarg_new_excerpt_more( $more ) {
return '...<p class="read-more"><a class="btn btn-default" href="'. esc_url( get_permalink( get_the_ID() ) ) . '">' . __( ' Read More', 'nisarg' ) . '<span class="screen-reader-text"> '. __( ' Read More', 'nisarg' ).'</span></a></p>';
}
add_filter( 'excerpt_more', 'nisarg_new_excerpt_more' );
/**
* Change excerpt length to 80 characters.
*/
function custom_excerpt_length( $length ) {
return 80;
}
add_filter( 'excerpt_length', 'custom_excerpt_length', 999 );
/**
* Return the post URL.
*
* @uses get_url_in_content() to get the URL in the post meta (if it exists) or
* the first link found in the post content.
*
* Falls back to the post permalink if no URL is found in the post.
*
* * @return string The Link format URL.
*/
function nisarg_get_link_url() {
$nisarg_content = get_the_content();
$nisarg_has_url = get_url_in_content( $nisarg_content );
return ( $nisarg_has_url ) ? $nisarg_has_url : apply_filters( 'the_permalink', get_permalink() );
}
/**
* Return the list of fonts and its corresponding weights.
*
*
* @since 1.5
*/
function nisarg_get_fonts_list() {
return ( array (
'System Default' => array(
'family' => '-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif',
'variants' =>
array(
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Lato' =>
array (
'family' => 'Lato',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Source Sans Pro' =>
array (
'family' => 'Source Sans Pro',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Open Sans' =>
array (
'family' => 'Open Sans',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'PT Sans' =>
array (
'family' => 'PT Sans',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Work Sans' =>
array (
'family' => 'Work Sans',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Playfair Display' =>
array (
'family' => 'Playfair Display',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Merriweather' =>
array (
'family' => 'Merriweather',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'PT Serif' =>
array (
'family' => 'PT Serif',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
'Lora' =>
array (
'family' => 'Lora',
'variants' =>
array (
0 => '400',
1 => '400italic',
2 => '700',
3 => '700italic',
),
),
) );
}