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functions.php
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functions.php
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<?php
/**
* Crisp Persona functions and definitions
*
* @package Crisp Persona
*/
/**
* Set the content width based on the theme's design and stylesheet.
*/
if ( ! isset( $content_width ) )
$content_width = 762; /* pixels */
/*
* Load Jetpack compatibility file.
*/
require( get_template_directory() . '/inc/jetpack.php' );
if ( ! function_exists( 'crisp_persona_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.
*/
function crisp_persona_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 Crisp Persona, use a find and replace
* to change 'crisp_persona' to the name of your theme in all the template files
*/
load_theme_textdomain( 'crisp_persona', 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 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( 150, 100 );
add_image_size( 'medium', 300, 200 );
add_image_size( 'large', 900, 9999 );
/**
* This theme uses wp_nav_menu() in one location.
*/
register_nav_menus( array(
'footer' => __( 'Footer Menu', 'crisp_persona' ),
) );
/**
* Enable support for Post Formats
*/
// add_theme_support( 'post-formats', array( 'aside', 'image', 'video', 'quote', 'link' ) );
}
endif; // crisp_persona_setup
add_action( 'after_setup_theme', 'crisp_persona_setup' );
/**
* Register widgetized area and update sidebar with default widgets
*/
function crisp_persona_widgets_init() {
register_sidebar( array(
'name' => __( 'Sidebar', 'crisp_persona' ),
'id' => 'sidebar-1',
'before_widget' => '<aside id="%1$s" class="widget %2$s">',
'after_widget' => '</aside>',
'before_title' => '<div class="title">',
'after_title' => '</div>',
) );
}
add_action( 'widgets_init', 'crisp_persona_widgets_init' );
/**
* Enqueue scripts and styles
*/
function crisp_persona_scripts() {
$theme = wp_get_theme();
wp_enqueue_style( 'crisp-persona-style', get_stylesheet_uri(), array(), $theme->Version );
//wp_enqueue_script( 'crisp-persona-navigation', get_template_directory_uri() . '/js/navigation.js', array(), '20120206', true );
//wp_enqueue_script( 'crisp-persona-main', get_template_directory_uri() . '/js/main.js', array( 'jquery' ), '20130601', false );
wp_enqueue_script( 'crisp-persona-skip-link-focus-fix', get_template_directory_uri() . '/js/skip-link-focus-fix.js', array(), '20130601', true );
if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
wp_enqueue_script( 'comment-reply' );
}
if ( is_singular() && wp_attachment_is_image() ) {
wp_enqueue_script( 'crisp-persona-keyboard-image-navigation', get_template_directory_uri() . '/js/keyboard-image-navigation.js', array( 'jquery' ), '20130601' );
}
}
add_action( 'wp_enqueue_scripts', 'crisp_persona_scripts' );
/**
* Custom truncation function
*/
function crisp_persona_truncate($content, $len = 100){
$content = trim(strip_tags($content));
if(!$content) return "";
if(strlen($content) < $len) return $content;
$content = substr($content, 0, $len);
$content = substr($content, 0, strrpos($content, ' '));
$content = trim($content, ".,;");
return $content.'...';
}
/**
* This and the function below it track post views
* Note: This won't work if a caching plugin is enabled
* This code was adapted from here: http://www.wpbeginner.com/wp-tutorials/how-to-track-popular-posts-by-views-in-wordpress-without-a-plugin/
*/
function crisp_persona_increment_post_views($postId) {
$key = 'crisp_persona_post_view_count';
$count = get_post_meta($postId, $key, true);
if(!$count){
$count = 1;
delete_post_meta($postId, $key);
add_post_meta($postId, $key, $count);
}else{
$count++;
update_post_meta($postId, $key, $count);
}
}
//To keep the count accurate, lets get rid of prefetching
remove_action( 'wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0);
function crisp_persona_track_post_view($postId) {
if ( !is_single() ) return;
if ( !$postId ) {
global $post;
$postId = $post->ID;
}
if ( !$postId ) return;
crisp_persona_increment_post_views($postId);
}
add_action( 'wp_head', 'crisp_persona_track_post_view' );
/**
* Add css attributes to next/prev wordpress links
*/
add_filter('next_posts_link_attributes', 'posts_link_attributes');
add_filter('previous_posts_link_attributes', 'posts_link_attributes');
add_filter('next_post_link', 'post_link_attributes');
add_filter('previous_post_link', 'post_link_attributes');
function posts_link_attributes() {
return 'class="pure-button"';
}
function post_link_attributes($output) {
$injection = 'class="pure-button"';
return str_replace('<a href=', '<a '.$injection.' href=', $output);
}