<?php

/**

* The theme functions file

*

* @package Simple Blog Theme

*/

/* enqueue styles and scripts */

function jpen_enqueue_assets() {

/* theme's primary style.css file */

wp_enqueue_style( 'main-css' , get_stylesheet_uri() );

/* template's primary css file */

wp_enqueue_style( 'startup-boostrap-css' , get_template_directory_uri() . './css/blog-post.css' );

/* boostrap resources from theme files */

wp_enqueue_style( 'bootstrap-css' , get_template_directory_uri() . '/css/bootstrap.min.css' );

wp_enqueue_script( 'bootstrap-js' , get_template_directory_uri() . '/js/bootstrap.min.js' , array( 'jquery' ) , false , true );

/*conditional resources for IE 9 */

wp_enqueue_script( 'simple-blog-html5', 'https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js' , array(), '3.7.0' );

wp_script_add_data( 'simple-blog-html5', 'conditional', 'lt IE 9' );

wp_enqueue_script( 'simple-blog-respondjs', 'https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js' , array(), '1.4.2' );

wp_script_add_data( 'simple-blog-respondjs', 'conditional', 'lt IE 9' );

}

add_action( 'wp_enqueue_scripts' , 'jpen_enqueue_assets' );

/* add theme menu area */

register_nav_menus (array(

'primary' => 'Primary Menu',

));

/* add theme supports */

add_theme_support( 'post-thumbnails' );

/* add img-responsive class to all images */

function jpen_add_responsive_class($content){

$content = mb_convert_encoding($content, 'HTML-ENTITIES', "UTF-8");

$document = new DOMDocument();

libxml_use_internal_errors(true);

$document->loadHTML(utf8_decode($content));

$imgs = $document->getElementsByTagName('img');

foreach ($imgs as $img) {

$img->setAttribute('class','img-responsive');

}

$html = $document->saveHTML();

return $html;

}

add_filter( 'the_content', 'jpen_add_responsive_class');

/* register widget areas */

function jpen_sidebar_widget_area() {

register_sidebar( array(

'name' => 'Sidebar Widget Area',

'id' => 'jpen-sidebar-widgets',

'before_widget' => '<div class="well">',

'after_widget' => '</div>',

'before_title' => '<h4>',

'after_title' => '</h4>',

));

}

add_action( 'widgets_init' , 'jpen_sidebar_widget_area' );

/*return formatted excerpt */

/* code courtesy of Pieter Goosen at WordPress StackExchange */

/* http://wordpress.stackexchange.com/questions/141125/allow-html-in-excerpt#answer-141136 */

function jpen_allowedtags() {

// Add custom tags to this string

return '<table>,<thead>,<tbody>,<tfoot>,<tr>,<td>,<th>,<h1>,<h2>,<h3>,<script>,<style>,<br>,<em>,<i>,<ul>,<ol>,<li>,<a>,<p>,<img>,<video>,<audio>';

}

if ( ! function_exists( 'jpen_custom_wp_trim_excerpt' ) ) :

function jpen_custom_wp_trim_excerpt($jpen_excerpt) {

$raw_excerpt = $jpen_excerpt;

if ( '' == $jpen_excerpt ) {

$jpen_excerpt = get_the_content('');

$jpen_excerpt = strip_shortcodes( $jpen_excerpt );

$jpen_excerpt = apply_filters('the_content', $jpen_excerpt);

$jpen_excerpt = str_replace(']]>', ']]&gt;', $jpen_excerpt);

$jpen_excerpt = strip_tags($jpen_excerpt, jpen_allowedtags()); /*IF you need to allow just certain tags. Delete if all tags are allowed */

//Set the excerpt word count and only break after sentence is complete.

$excerpt_word_count = 75;

$excerpt_length = apply_filters('excerpt_length', $excerpt_word_count);

$tokens = array();

$excerptOutput = '';

$count = 0;

// Divide the string into tokens; HTML tags, or words, followed by any whitespace

preg_match_all('/(<[^>]+>|[^<>\s]+)\s*/u', $jpen_excerpt, $tokens);

foreach ($tokens[0] as $token) {

if ($count >= $excerpt_length && preg_match('/[\,\;\?\.\!]\s*$/uS', $token)) {

// Limit reached, continue until , ; ? . or ! occur at the end

$excerptOutput .= trim($token);

break;

}

// Add words to complete sentence

$count++;

// Append what's left of the token

$excerptOutput .= $token;

}

$jpen_excerpt = trim(force_balance_tags($excerptOutput));

//$excerpt_end = ' <a href="'. esc_url( get_permalink() ) . '">' . '&nbsp;&raquo;&nbsp;' . sprintf(__( 'Read more about: %s &nbsp;&raquo;', 'jpen' ), get_the_title()) . '</a>';

$excerpt_more = apply_filters('excerpt_more', ' ' . $excerpt_end);

//$pos = strrpos($jpen_excerpt, '</');

//if ($pos !== false)

// Inside last HTML tag

//$jpen_excerpt = substr_replace($jpen_excerpt, $excerpt_end, $pos, 0); /* Add read more next to last word */

//else

// After the content

$jpen_excerpt .= $excerpt_more; /*Add read more in new paragraph */

return $jpen_excerpt;

}

return apply_filters('jpen_custom_wp_trim_excerpt', $jpen_excerpt, $raw_excerpt);

}

endif;

remove_filter('get_the_excerpt', 'wp_trim_excerpt');

add_filter('get_the_excerpt', 'jpen_custom_wp_trim_excerpt');

/* Walker class for comments */

/* Adapted from GitHub Gist by Georgie Luhur */

/* Original: https://gist.github.com/georgiecel/9445357 */

class comment_walker extends Walker_Comment {

var $tree_type = 'comment';

var $db_fields = array( 'parent' => 'comment_parent', 'id' => 'comment_ID' );

// constructor – wrapper for the comments list

function __construct() { ?>

<section class="comments-list">

<?php }

// start_lvl – wrapper for child comments list

function start_lvl( &$output, $depth = 0, $args = array() ) {

$GLOBALS['comment_depth'] = $depth + 2; ?>

<div class="media">

<?php }

// end_lvl – closing wrapper for child comments list

function end_lvl( &$output, $depth = 0, $args = array() ) {

$GLOBALS['comment_depth'] = $depth + 2; ?>

</div>

<?php }

// start_el – HTML for comment template

function start_el( &$output, $comment, $depth = 0, $args = array(), $id = 0 ) {

$depth++;

$GLOBALS['comment_depth'] = $depth;

$GLOBALS['comment'] = $comment;

$parent_class = ( empty( $args['has_children'] ) ? '' : 'parent' );

if ( 'article' == $args['style'] ) {

$tag = 'article';

$add_below = 'comment';

} else {

$tag = 'article';

$add_below = 'comment';

} ?>

<div class="media" <?php comment_class(empty( $args['has_children'] ) ? '' :'parent') ?> id="comment-<?php comment_ID() ?>" itemprop="comment" itemscope itemtype="http://schema.org/Comment">

<a class="pull-left comment-author-link" href="<?php comment_author_url(); ?>" itemprop="author">

<figure class="media-object gravatar"><?php echo get_avatar( $comment, 65, '[default gravatar URL]', 'Author’s gravatar' ); ?></figure>

</a>

<div class="media-body comment-meta post-meta" role="complementary">

<h4 class="media-heading comment-author">

<?php comment_author(); ?>

<small><time class="comment-meta-item" datetime="<?php comment_date('Y-m-d') ?>T<?php comment_time('H:iP') ?>" itemprop="datePublished"><?php comment_date('jS F Y') ?> at <a href="#comment-<?php comment_ID() ?>" itemprop="url"><?php comment_time() ?></a></time></small>

</h4>

<?php if ($comment->comment_approved == '0') : ?>

<p class="comment-meta-item">Your comment is awaiting moderation.</p>

<?php endif; ?>

<?php comment_text() ?>

<small><?php edit_comment_link('Edit this comment','You can ',' or '); ?><?php comment_reply_link(array_merge( $args, array('add_below' => $add_below, 'depth' => $depth, 'max_depth' => $args['max_depth']))) ?></small>

<?php }

// end_el – closing HTML for comment template

function end_el(&$output, $comment, $depth = 0, $args = array() ) { ?>

</div></div>

<?php }

// destructor – closing wrapper for the comments list

function __destruct() { ?>

</section>

<?php }

}

/* Sidebar Categories Widget */

// create category list widget

class jpen_Category_List_Widget extends WP_Widget {

// php classnames and widget name/description added

function __construct() {

$widget_options = array(

'classname' => 'jpen_category_list_widget',

'description' => 'Add a nicely formatted list of categories to your sidebar.'

);

parent::__construct(

'jpen_category_list_widget',

'Simple Blog Theme Category List',

$widget_options

);

}

// create the widget output

function widget( $args, $instance ) {

$title = apply_filters( 'widget_title', $instance[ 'title' ] );

$categories = get_categories( array(

'orderby' => 'name',

'order' => 'ASC'

) );

$cat_count = 0;

$cat_col_one = [];

$cat_col_two = [];

foreach( $categories as $category ) {

$cat_count ++;

$category_link = sprintf(

'<li class="list-unstyled"><a href="%1$s" alt="%2$s">%3$s</a></li>',

esc_url( get_category_link( $category->term_id ) ),

esc_attr( sprintf( __( 'View all posts in %s', 'textdomain' ), $category->name ) ),

esc_html( $category->name )

);

if ($cat_count % 2 != 0 ) {

$cat_col_one[] = $category_link;

} else {

$cat_col_two[] = $category_link;

}

}

echo $args['before_widget'] . $args['before_title'] . $title . $args['after_title'];

?><div class="row">

<div class="col-lg-6"><?php

foreach( $cat_col_one as $cat_one ) {

echo $cat_one;

} ?>

</div>

<div class="col-lg-6"><?php

foreach( $cat_col_two as $cat_two ) {

echo $cat_two;

} ?>

</div>

</div><?php

echo $args['after_widget'];

}

function form( $instance ) {

$title = ! empty( $instance['title'] ) ? $instance['title'] : ''; ?>

<p>

<label for="<?php echo $this->get_field_id( 'title' ); ?>">Title:</label>

<input type="text" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr( $title ); ?>" />

</p>

<p>This widget displays all of your post categories as a two-column list (or a one-column list when rendered responsively).</p>

<?php }

// Update database with new info

function update( $new_instance, $old_instance ) {

$instance = $old_instance;

$instance[ 'title' ] = strip_tags( $new_instance[ 'title' ] );

return $instance;

}

}

// register the widget

function jpen_register_widgets() {

register_widget( 'jpen_Category_List_Widget' );

}

add_action( 'widgets_init', 'jpen_register_widgets' );

?>