<?php

/**
 * theme functions and definitions
 *
 * @package Blocks
 * @since Blocks 1.0
 */
  
  if ( ! isset( $content_width ) )
    $content_width = 654; /* pixels */
	
	if ( ! function_exists( 'blocks_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 Blocks1.0
 */
function blocks_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/tweaks.php' );
 
    /**
     * Make theme available for translation
     * Translations can be filed in the /languages/ directory
     * If you're building a theme based on Blocks, use a find and replace
     * to change 'Blocks' to the name of your theme in all the template files
     */
    load_theme_textdomain( 'Blocks', get_template_directory() . '/languages' );
 
    /**
     * Add default posts and comments RSS feed links to head
     */
    add_theme_support( 'automatic-feed-links' );
 
    /**
     * Enable support for the Aside Post Format
     */
    add_theme_support( 'post-formats', array( 'aside' ) );
 
    /**
     * This theme uses wp_nav_menu() in one location.
     */
    register_nav_menus( array(
        'primary' => __( 'Primary Menu', 'Blocks' ),
    ) );
	/**
     * Enable custom background support
     */
	add_theme_support( 'custom-background' );
	
	/*Allows theme developers to link a custom stylesheet file to the TinyMCE visual editor. */
	function my_theme_add_editor_styles() {
		add_editor_style( 'custom-editor-style.css' );
		}
		add_action( 'init', 'my_theme_add_editor_styles' );


}
endif; // Blocks_setup
add_action( 'after_setup_theme', 'Blocks_setup' );


if ( function_exists( 'add_theme_support' ) ) { 
        add_theme_support( 'post-thumbnails' ); } //Adds thumbnails compatibility to the theme
set_post_thumbnail_size(  true ); // Sets the Post Main Thumbnails
	add_image_size( 'recent-thumbnails', 80, 93, true ); // Sets Recent Posts Thumbnails
	add_image_size( 'related-thumbnails', 110,  75, true ); // Sets Recent Posts Thumbnails

/* 
 * Helper function to return the theme option value. If no value has been saved, it returns $default.
 * Needed because options are saved as serialized strings.
 *
 * This code allows the theme to work without errors if the Options Framework plugin has been disabled.
 */

if ( !function_exists( 'of_get_option' ) ) {
function of_get_option($name, $default = false) {
	
	$optionsframework_settings = get_option('optionsframework');
	
	// Gets the unique option id
	$option_name = $optionsframework_settings['id'];
	
	if ( get_option($option_name) ) {
		$options = get_option($option_name);
	}
		
	if ( isset($options[$name]) ) {
		return $options[$name];
	} else {
		return $default;
	}
}
}

/* * Loads the Options Panel * * If you're loading from a child theme use stylesheet_directory * instead of template_directory */

if ( !function_exists( 'optionsframework_init' ) ) { define( 'OPTIONS_FRAMEWORK_DIRECTORY', get_template_directory_uri() . '/inc/' ); require_once dirname( __FILE__ ) . '/inc/options-framework.php'; }



// Widget - SHORT HEADLINE FROM SPECIFIC CATEGORY AND THUMBNAIL
	
class Posts_From_Category_Thumbnail extends WP_Widget {

  function Posts_From_Category_Thumbnail() {
     /* Widget settings. */
    $widget_ops = array(
      'classname' => 'postsfromcat-thumb',
      'description' => 'Allows you to display a list of recent posts within a particular category. Includes Thumbnail on left.');

     /* Widget control settings. */
    $control_ops = array(
       'width' => 250,
       'height' => 250,
       'id_base' => 'postsfromcat-thumb-widget');

    /* Create the widget. */
   $this->WP_Widget('postsfromcat-thumb-widget', 'Blocks Theme - Posts from Cat w/ Thumbnail', $widget_ops, $control_ops );
  }

  function form ($instance) {
    /* Set up some default widget settings. */
    $defaults = array('numberposts' => '5','catid'=>'1','title'=>'','rss'=>'');
    $instance = wp_parse_args( (array) $instance, $defaults ); ?>

  <p>
    <label for="<?php echo $this->get_field_id('title'); ?>">Title:</label>
    <input type="text" name="<?php echo $this->get_field_name('title') ?>" id="<?php echo $this->get_field_id('title') ?> " value="<?php echo $instance['title'] ?>" size="20">
  </p>

  <p>
   <label for="<?php echo $this->get_field_id('catid'); ?>">Category ID:</label>
   <?php wp_dropdown_categories('hide_empty=0&hierarchical=1&id='.$this->get_field_id('catid').'&name='.$this->get_field_name('catid').'&selected='.$instance['catid']); ?>
   
  </p>
  
  <p>
   <label for="<?php echo $this->get_field_id('numberposts'); ?>">Number of posts:</label>
   <select id="<?php echo $this->get_field_id('numberposts'); ?>" name="<?php echo $this->get_field_name('numberposts'); ?>">
   <?php for ($i=1;$i<=20;$i++) {
         echo '<option value="'.$i.'"';
         if ($i==$instance['numberposts']) echo ' selected="selected"';
         echo '>'.$i.'</option>';
        } ?>
       </select>
  </p>

  <p>
   <input type="checkbox" id="<?php echo $this->get_field_id('rss'); ?>" name="<?php echo $this->get_field_name('rss'); ?>" <?php if ($instance['rss']) echo 'checked="checked"' ?> />
   <label for="<?php echo $this->get_field_id('rss'); ?>">Show RSS feed link?</label>
  </p>

  <?php
}

function update ($new_instance, $old_instance) {
  $instance = $old_instance;

  $instance['catid'] = $new_instance['catid'];
  $instance['numberposts'] = $new_instance['numberposts'];
  $instance['title'] = $new_instance['title'];
  $instance['rss'] = $new_instance['rss'];

  return $instance;
}

function widget ($args,$instance) {
   extract($args);

  $title = $instance['title'];
  $catid = $instance['catid'];
  $numberposts = $instance['numberposts'];
  $rss = $instance['rss'];

  // retrieve posts information from database
  global $wpdb;
  $posts = get_posts('numberposts='.$numberposts.'&category='.$catid);
  $out = '<ul>';
  foreach($posts as $post) {
  
  $out .= '<li><div id="thumbnail"><a href="'.get_permalink($post->ID).'">'.get_the_post_thumbnail($post->ID, 'recent-thumbnails').'</a></div><div id="inner"><h4><a href="'.get_permalink($post->ID).'">'.$post->post_title.'</a></h4><p>'.$post->post_excerpt.'</p><p class="widget-date">'.get_the_time('F j, Y', $post->ID);'</p></div></li> ';
  }
  if ($rss) $out .= '<li class="cat-item"><a href="'.get_category_link($catid).'feed/" class="rss">Category RSS</a></li>';
  $out .= '</ul><a class="morenews" href="'.get_category_link($catid).'feed/" class="rss">More News</a><br>';
  
  //print the widget for the sidebar
  echo $before_widget;
  echo $before_title.$title.$after_title;
  echo $out;
  echo $after_widget;
 }
}



function ahspfc_load_widgets() {
   register_widget('Posts_From_Category_Thumbnail');
   
}

add_action('widgets_init', 'ahspfc_load_widgets');


// Widget - SHORT HEADLINE FROM SPECIFIC CATEGORY
	
class Posts_From_Category extends WP_Widget {

  function Posts_From_Category() {
     /* Widget settings. */
    $widget_ops = array(
      'classname' => 'postsfromcat',
      'description' => 'Allows you to display a list of recent posts from within a particular category.');

     /* Widget control settings. */
    $control_ops = array(
       'width' => 250,
       'height' => 250,
       'id_base' => 'postsfromcat-widget');

    /* Create the widget. */
   $this->WP_Widget('postsfromcat-widget', 'Blocks Theme - Posts from a Category', $widget_ops, $control_ops );
  }

  function form ($instance) {
    /* Set up some default widget settings. */
    $defaults = array('numberposts' => '5','catid'=>'1','title'=>'','rss'=>'');
    $instance = wp_parse_args( (array) $instance, $defaults ); ?>

  <p>
    <label for="<?php echo $this->get_field_id('title'); ?>">Title:</label>
    <input type="text" name="<?php echo $this->get_field_name('title') ?>" id="<?php echo $this->get_field_id('title') ?> " value="<?php echo $instance['title'] ?>" size="20">
  </p>

  <p>
   <label for="<?php echo $this->get_field_id('catid'); ?>">Category ID:</label>
   <?php wp_dropdown_categories('hide_empty=0&hierarchical=1&id='.$this->get_field_id('catid').'&name='.$this->get_field_name('catid').'&selected='.$instance['catid']); ?>
   
  </p>
  
  <p>
   <label for="<?php echo $this->get_field_id('numberposts'); ?>">Number of posts:</label>
   <select id="<?php echo $this->get_field_id('numberposts'); ?>" name="<?php echo $this->get_field_name('numberposts'); ?>">
   <?php for ($i=1;$i<=20;$i++) {
         echo '<option value="'.$i.'"';
         if ($i==$instance['numberposts']) echo ' selected="selected"';
         echo '>'.$i.'</option>';
        } ?>
       </select>
  </p>

  <p>
   <input type="checkbox" id="<?php echo $this->get_field_id('rss'); ?>" name="<?php echo $this->get_field_name('rss'); ?>" <?php if ($instance['rss']) echo 'checked="checked"' ?> />
   <label for="<?php echo $this->get_field_id('rss'); ?>">Show RSS feed link?</label>
  </p>

  <?php
}

function update ($new_instance, $old_instance) {
  $instance = $old_instance;

  $instance['catid'] = $new_instance['catid'];
  $instance['numberposts'] = $new_instance['numberposts'];
  $instance['title'] = $new_instance['title'];
  $instance['rss'] = $new_instance['rss'];

  return $instance;
}

function widget ($args,$instance) {
   extract($args);

  $title = $instance['title'];
  $catid = $instance['catid'];
  $numberposts = $instance['numberposts'];
  $rss = $instance['rss'];

  // retrieve posts information from database
  global $wpdb;
  $posts = get_posts('numberposts='.$numberposts.'&category='.$catid);
  $out = '<ul>';
  foreach($posts as $post) {
  
  $out .= '<li><a href="'.get_permalink($post->ID).'">'.$post->post_title.'</a></li> ';
  }
  if ($rss) $out .= '<li class="cat-item"><a href="'.get_category_link($catid).'feed/" class="rss">Category RSS</a></li>';
  $out .= '</ul><a class="morenews" href="'.get_category_link($catid).'feed/" class="rss">More News</a><br>';
  
  //print the widget for the sidebar
  echo $before_widget;
  echo $before_title.$title.$after_title;
  echo $out;
  echo $after_widget;
 }
}


add_action( 'widgets_init', create_function('', 'return register_widget("Posts_From_Category");') );




// Widget - SINGLE POST WIDGET

class SinglePostWidget extends WP_Widget {

    private $num = 5;
    private $domain = "single-post-widget";

    function __construct() {
		$widget_ops = array(
            'description' => __('Display single selected Post or Page from URL.', $this->domain)
        );
		$control_ops = array('width' => 400, 'height' => 350);
        parent::__construct(
            false,
            __('Blocks Theme - Single Post', $this->domain),
            $widget_ops,
            $control_ops
        );
    }
    public function form($instance) {
        // outputs the options form on admin
        $postid = (isset($instance['postid'])) ? $instance['postid'] : '';
        $pid = $this->get_field_id('postid');
        $pf = $this->get_field_name('postid');
        echo '<p>';
        echo __("Post or Page URL", $this->domain);
        echo "<br />";
        echo "<input type=\"text\" class=\"widefat\" id=\"{$pid}\" name=\"{$pf}\" value=\"{$postid}\" />";
        echo '</p>';  
        

        
    }

    public function update($new_instance, $old_instance) {
        // processes widget options to be saved
        return $new_instance;
    }

    public function widget($args, $instance) {
        $pid = null;
        if (isset($instance['postid']) && preg_match("/^[0-9]+$/", $instance['postid'])) {
            $pid = $instance['postid'];
        } elseif (isset($instance['postid']) && $instance['postid']) {
            $pid = url_to_postid($instance['postid']);
        }
        if (!$pid) {
            return '';
        }
        $tpl  = ($instance['tpl']) ? $instance['tpl'] : $this->template();
        if (!isset($instance['size'])) {
            $instance['size'] = '';
        }

        $p = apply_filters('single_post_widget_post', get_post($pid));

        echo $args['before_widget'];
        echo $args['before_title'];
        echo esc_html($p->post_title);
		
        echo $args['after_title'];
	
        $class = array(
            $p->post_type.'-'.$pid,
            $p->post_type,
            'single-post-widget'
        );
        if ($instance['size']) {
            $class[] = 'size-'.$instance['size'];
        }
        if ($instance['size']) {
            $post_thumb = get_the_post_thumbnail($pid, array(296,200));
			
        } else {
            $post_thumb = get_the_post_thumbnail($pid, array(296,200));
        }
        
        $tpl = str_replace('%post_title%', esc_html($p->post_title), $tpl);
        $tpl = str_replace('%post_excerpt%', esc_html($p->post_excerpt), $tpl);
        $tpl = str_replace('%post_thumb%', $post_thumb, $tpl);
        $tpl = str_replace('%post_url%', esc_url(get_permalink($pid)), $tpl);
        $tpl = str_replace('%class%', join(' ', $class), $tpl);
        echo $tpl;
        echo $args['after_widget'];
    }

    private function template()
    {
        
	    $html = '<div class="%class%">';
        $html .= '<div class="post-thumb"><a href="%post_url%">%post_thumb%</a></div>';
		$html .= '<div class="post-title"><a href="%post_url%">%post_title%</a></div>';
        $html .= '<div class="post-excerpt">%post_excerpt%</div>';		
        $html .= '</div>';
        return apply_filters("single-post-widget-template", $html);
    }
}

class SinglePostWidgetInit {

function __construct()
{
    add_action('widgets_init', array(&$this, "widgets_init"));
    add_action("plugins_loaded", array(&$this, "plugins_loaded"));
    add_action("wp_head", array(&$this, "wp_head"));
}

public function wp_head()
{
    $url = plugins_url("", __FILE__).'/style.css';
    printf(
        '<link rel="stylesheet" type="text/css" media="all" href="%s" />'."\n",
        apply_filters("single-post-widget-stylesheet", $url)
    );
}

public function widgets_init()
{
    return register_widget("SinglePostWidget");
}

public function plugins_loaded()
{
    load_plugin_textdomain(
        "single-post-widget",
        false,
        dirname(plugin_basename(__FILE__)).'/languages'
    );
}

}

new SinglePostWidgetInit();






// Homepage Slideshow - FEATURED IMAGE SLIDER
 
 function featured_slider_template() {
 
        // Query Arguments
        $args = array(
            'post_type' => 'slides',
            'posts_per_page' => 5
        );  
		
 
        // The Query
        $the_query = new WP_Query( $args );
 
        // Check if the Query returns any posts
        if ( $the_query->have_posts() ) {
 
            // Start the Slider ?>
            <div class="flexslider">
                <ul class="slides">
 
                    <?php
                    // The Loop
                    while ( $the_query->have_posts() ) : $the_query->the_post(); ?>
                        <li>
 
                        <?php // Check if there's a Slide URL given and if so let's a link to it
                        if ( get_post_meta( get_the_id(), 'featured_slideurl', true) != '' ) { ?>
                            <a href="<?php echo esc_url( get_post_meta( get_the_id(), 'featured_slideurl', true) ); ?>">
                        <?php }
 
                        // The Slide's Image
                        echo the_post_thumbnail();  ?><?php single_post_title(); ?>  <div class="flex-caption"><h4><?php the_title();?></h4>
						
						
						<?php
 
                        // Close off the Slide's Link if there is one
                        if ( get_post_meta( get_the_id(), 'featured_slideurl', true) != '' ) { ?>
                            </a>
                        <?php } ?>
						<?php the_excerpt(); ?></div>
                        </li>
						
                    <?php endwhile; ?>
 
                </ul><!-- .slides -->
            </div><!-- .flexslider -->
 
        <?php }
 
        // Reset Post Data
        wp_reset_postdata();
    }

// Breadcrumbs within pages and posts
	
function the_breadcrumb() {
	if (!is_home()) {
		echo '<div class="breadcrumbs"><a href="';
		echo home_url();
		echo '">';
		bloginfo('name');
		echo "</a> > ";
		if (is_category() || is_single()) {
			the_category(' , ');
			if (is_single()) {
				echo " > ";
				the_title();
			}
		} elseif (is_page()) {
			echo the_title();
		}
		echo '</div>';
	}
}	

// Related posts feature at bottom of each post

function related_posts(){

global $post;
$categories = get_the_category($post->ID);
if ($categories) {
$category_ids = array();
foreach($categories as $individual_category) $category_ids[] = $individual_category->term_id;
$args=array(
'category__in' => $category_ids,
'post__not_in' => array($post->ID),
'posts_per_page'=> 4, // Number of related posts that will be shown.
'ignore_sticky_posts'=>1
);
$my_query = new wp_query( $args );
if( $my_query->have_posts() ) {
echo '<div id="related_posts"><h3>Related Posts</h3><ul>';
while( $my_query->have_posts() ) {
$my_query->the_post();?>
<li><div class="relatedthumb"><a href="<?php the_permalink()?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_post_thumbnail('related-thumbnails'); ?></a></div>
<div class="relatedcontent">
<h3><a href="<?php the_permalink()?>" rel="bookmark" title="<?php the_title(); ?>"><?php the_title(); ?></a></h3>

</div>
</li>
<?php
}
echo '</ul></div>';
}
}

wp_reset_query(); 

}

	

/**
 * Register widgetized area and update sidebar with default widgets
 *
 * @since Blocks1.0
 */
function blocks_widgets_init() {


	register_sidebar( array(
        'name' => __( 'Advertising', 'Blocks' ),
        'id' => 'advert',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );	
	
    register_sidebar( array(
        'name' => __( 'Widget Area 1', 'Blocks' ),
        '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>',
    ) );
 
    register_sidebar( array(
        'name' => __( 'Widget Area 2', 'Blocks' ),
        'id' => 'sidebar-2',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );
	
	register_sidebar( array(
        'name' => __( 'Widget Area 3', 'Blocks' ),
        'id' => 'sidebar-3',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );
	

	register_sidebar( array(
        'name' => __( 'Page Sidebar', 'Blocks' ),
        'id' => 'sidebar-7',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );
	register_sidebar( array(
        'name' => __( 'Footer 1', 'Blocks' ),
        'id' => 'footer1',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );
	register_sidebar( array(
        'name' => __( 'Footer 2', 'Blocks' ),
        'id' => 'footer2',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );
	register_sidebar( array(
        'name' => __( 'Footer 3', 'Blocks' ),
        'id' => 'footer3',
        'before_widget' => '<aside id="%1$s" class="widget %2$s">',
        'after_widget' => '</aside>',
        'before_title' => '<h1 class="widget-title">',
        'after_title' => '</h1>',
    ) );
	register_sidebar( array(
        'name' => __( 'Footer 4', 'Blocks' ),
        'id' => 'footer4',
        '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', 'Blocks_widgets_init' );




/**
 * Enqueue scripts and styles
 */
function tutorial_scripts() {
    wp_enqueue_style( 'style', get_stylesheet_uri() );
 
    if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) {
        wp_enqueue_script( 'comment-reply' );
    }
 
    wp_enqueue_script( 'small-menu', get_template_directory_uri() . '/js/small-menu.js', array( 'jquery' ), '20120206', true );
 
    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', 'tutorial_scripts' );


// Create Slider Post Type
require( get_template_directory() . '/inc/slider/slider_post_type.php' );
// Create Slider
require( get_template_directory() . '/inc/slider/slider.php' );

// Remove Website field from comments
add_filter('comment_form_default_fields', 'url_filtered');
function url_filtered($fields)
{
if(isset($fields['url']))
unset($fields['url']);
return $fields;
}


/* 
 * Helper function to return the theme option value. If no value has been saved, it returns $default.
 * Needed because options are saved as serialized strings.
 *
 * This code allows the theme to work without errors if the Options Framework plugin has been disabled.
 */

if ( !function_exists( 'of_get_option' ) ) {
function of_get_option($name, $default = false) {
	
	$optionsframework_settings = get_option('optionsframework');
	
	// Gets the unique option id
	$option_name = $optionsframework_settings['id'];
	
	if ( get_option($option_name) ) {
		$options = get_option($option_name);
	}
		
	if ( isset($options[$name]) ) {
		return $options[$name];
	} else {
		return $default;
	}
}
}

/**
 * Implement the Custom Header feature
 */
require( get_template_directory() . '/inc/custom-header.php' );

/** Adding dashboard widget to Wordpress **/

add_action('wp_dashboard_setup', 'my_custom_dashboard_widgets');
 
function my_custom_dashboard_widgets() {
global $wp_meta_boxes;

wp_add_dashboard_widget('custom_help_widget', 'Blocks Theme Support', 'custom_dashboard_help');
}

function custom_dashboard_help() {
echo '<p>Welcome to Blocks theme! Need help? Read the documentation or contact the developer <a href="mailto:tnellis@gmail.com">here</a>. For WordPress Tutorials visit: <a href="http://www.wpbeginner.com" target="_blank">WPBeginner</a></p>';
echo '<p>If you like this theme and want to see more support and features added, then please </p><form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top"><input type="hidden" name="cmd" value="_s-xclick"><input type="hidden" name="hosted_button_id" value="D8WUDEYLS6U9G"><input type="image" src="https://www.paypalobjects.com/en_AU/i/btn/btn_donate_LG.gif" border="0" name="submit" alt="PayPal — The safer, easier way to pay online.">
<img alt="" border="0" src="https://www.paypalobjects.com/en_AU/i/scr/pixel.gif" width="1" height="1">
</form>';
}