#-----------------------------------------------------------------
# Portfoliio page
#-----------------------------------------------------------------

// Get the data and template for a portfolio page
//................................................................

if ( ! function_exists( 'make_theme_portfolio_page' ) ) :
	
	function make_theme_portfolio_page($settings = false) {
		global $portfolio_query, $shortcode_values, $paged;
				
		$shortcode_values = $settings;
		$portfolio = array();
		
		if ($settings && is_array($settings)) {

			$portfolio = $settings;
						
			// Unique ID. Used to identify multiple portfolios on one page.
			$id = base_convert(microtime(), 10, 36); // a random id generated for each form. 
			$shortcode_values['id'] = $id;

			// set some defaults in the shortcode values
			//................................................................

			// columns
			if (!$shortcode_values['columns']) {
				$shortcode_values['columns'] = 3; // default
			}
			
			// paging
			if (!$portfolio['paging']) {
				$shortcode_values['paging'] = true; // default is to use paging
			} else {
				$sc_val = strtolower(trim($portfolio['paging']));
				if ($sc_val == 'no' || $sc_val == 'n' || $sc_val == '0' || $sc_val == 'false' || $sc_val == 'hide' || $sc_val == 'off' ) {
					$shortcode_values['paging'] = false;
				}
			}
			
			// posts per page
			if (!$portfolio['posts_per_page']) {
				$portfolio['posts_per_page'] = floor((int) $shortcode_values['columns'] * 2);
			}
			

			// check a few query values that need preperation
			//................................................................

			// the categories to include (converted to array)
			if ($portfolio['category']) {
				$cats = explode(',', $settings['category']);
				foreach ((array) $cats as $cat) :
					$portfolio['category__in'][] = trim($cat);
				endforeach;
				unset($portfolio['category']); // not a query variable so we remove it
			}
			
			// the post/page ID's to include (converted to array)
			if ($portfolio['page_id']) {
				$page_id = explode(',', $settings['page_id']);
				foreach ((array) $page_id as $id) :
					$portfolio['post__in'][] = trim($id);
				endforeach;
				unset($portfolio['page_id']); // not a query variable so we remove it
			}

			// set orderby to "menu_order" for pages, if not specified by user (otherwise it will use the published date)
			if ($portfolio['post_type'] == 'page' && !$portfolio['orderby'] ) {
				$portfolio['orderby'] = 'menu_order';
				if (!$portfolio['order']) $portfolio['order'] = 'ASC';
			}
			
			// not a query variables so we remove them
			unset($portfolio['columns']);
			unset($portfolio['excerpt']);
			unset($portfolio['excerpt_length']);
			unset($portfolio['title']);
			unset($portfolio['link']);
			unset($portfolio['image_ratio']);
			unset($portfolio['content_width']);
			unset($portfolio['paging']);

			
			
			// for pagination to work...
			if ($shortcode_values['paging']) {
				// if turned off we don't want this variable set or it will be populated by other shortcodes
				$portfolio['paged'] = $paged;
			}
			
			// create query the portfolio (pass it to $wp_query)
			$portfolio_query = new WP_Query( $portfolio );
				
			// turn on output buffering to capture script output
			ob_start(); 
			get_template_part( 'template', 'portfolio' );
			
			// get the content that has been output
			$content = ob_get_clean();
			wp_reset_query();
			
			// return the content
			return $content;
		}
		
	}

endif;