Thread: Got bbPress to work with Classipress

Catchable fatal error: Object of class WP_Error could not be converted to string in ..../wp-content/themes/classipress/includes/theme-functions.php on line 1557

// Breadcrumb for the top of pages
function cp_breadcrumb() {
	global $app_abbr, $post;

	$delimiter = '»';
	$currentBefore = '<span class="current">';
	$currentAfter = '</span>';

	if ( !is_home() || !is_front_page() || is_paged() ) :
		$flag = 1;
		echo '<div id="crumbs">';
		echo '<a href="' . get_bloginfo('url') . '">' . __('Home', 'appthemes') . '</a> ' . $delimiter . ' ';

		// figure out what to display
		switch ($flag) :

			case is_tax(APP_TAX_TAG):
				echo $currentBefore . __('Ads tagged with', 'appthemes') .' &#39;' . single_tag_title('', false) . '&#39;' . $currentAfter;
			break;

			case is_tax():
				// get the current ad category
				$term = get_term_by( 'slug', get_query_var( 'term' ), get_query_var( 'taxonomy' ) );
				// get the current ad category parent id
				$parent = $term->parent;
				// WP doesn't have a function to grab the top-level term id so we need to
				// climb up the tree and create a list of all the ad cat parents
				while ($parent):
					$parents[] = $parent;
					$new_parent = get_term_by( 'id', $parent, get_query_var( 'taxonomy' ));
					$parent = $new_parent->parent;
				endwhile;

				// if parents are found display them
				if(!empty($parents)):
					// flip the array over so we can print out descending
					$parents = array_reverse($parents);
					// for each parent, create a breadcrumb item
					foreach ($parents as $parent):
						$item = get_term_by( 'id', $parent, get_query_var( 'taxonomy' ));
						$url = get_term_link( $item->slug, APP_TAX_CAT );
						echo '<a href="'.$url.'">'.$item->name.'</a> ' . $delimiter . ' ';
					endforeach;
				endif;
				echo $currentBefore . $term->name . $currentAfter;
			break;

			case is_singular(APP_POST_TYPE):
				// get the ad category array
				$term = wp_get_object_terms($post->ID, APP_TAX_CAT);
        if(!empty($term)):
  				// get the first ad category parent id
  				$parent = $term[0]->parent;
  				// get the first ad category id and put into array
  				$parents[] = $term[0]->term_id;
  				// WP doesn't have a function to grab the top-level term id so we need to
  				// climb up the tree and create a list of all the ad cat parents
  				while ($parent):
  					$parents[] = $parent;
  					$new_parent = get_term_by( 'id', $parent, APP_TAX_CAT );
  					$parent = $new_parent->parent;
  				endwhile;
  				// if parents are found display them
  				if(!empty($parents)):
  					// flip the array over so we can print out descending
  					$parents = array_reverse($parents);
  					// for each parent, create a breadcrumb item
  					foreach ($parents as $parent):
  						$item = get_term_by( 'id', $parent, APP_TAX_CAT );
  						$url = get_term_link( $item->slug, APP_TAX_CAT );

  						echo '<a href="'.$url.'">'.$item->name.'</a> ' . $delimiter . ' ';
  					endforeach;
  				endif;
        endif;
				echo $currentBefore . the_title() . $currentAfter;
			break;

			case is_single():
				$cat = get_the_category();
				$cat = $cat[0];
				echo get_category_parents($cat, TRUE, " $delimiter ");
				echo $currentBefore . the_title() . $currentAfter;
			break;

			case is_category():
				global $wp_query;
				$cat_obj = $wp_query->get_queried_object();
				$thisCat = $cat_obj->term_id;
				$thisCat = get_category($thisCat);
				$parentCat = get_category($thisCat->parent);
				if ($thisCat->parent != 0) echo(get_category_parents($parentCat, TRUE, ' ' . $delimiter . ' '));
				echo $currentBefore . single_cat_title() . $currentAfter;
			break;

			case is_page():
				// get the parent page id
				$parent_id  = $post->post_parent;
				$breadcrumbs = array();
				if ($parent_id > 0 ) :
					// now loop through and put all parent pages found above current one in array
					while ($parent_id) {
						$page = get_page($parent_id);
						$breadcrumbs[] = '<a href="' . get_permalink($page->ID) . '">' . get_the_title($page->ID) . '</a>';
						$parent_id  = $page->post_parent;
					}
					$breadcrumbs = array_reverse($breadcrumbs);
					foreach ($breadcrumbs as $crumb) echo $crumb . ' ' . $delimiter . ' ';
				endif;
				echo $currentBefore . the_title() . $currentAfter;
			break;

			case is_search():
				echo $currentBefore . __('Search results for', 'appthemes') .' &#39;' . get_search_query() . '&#39;' . $currentAfter;
			break;

			case is_tag():
				echo $currentBefore . __('Posts tagged with', 'appthemes') .' &#39;' . single_tag_title('', false) . '&#39;' . $currentAfter;
			break;

			case is_author():
				global $author;
				$userdata = get_userdata($author);
				echo $currentBefore . __('About', 'appthemes') .'&nbsp;' . $userdata->display_name . $currentAfter;
			break;

			case is_day():
				echo '<a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a> ' . $delimiter . ' ';
				echo '<a href="' . get_month_link(get_the_time('Y'),get_the_time('m')) . '">' . get_the_time('F') . '</a> ' . $delimiter . ' ';
				echo $currentBefore . get_the_time('d') . $currentAfter;
			break;

			case is_month():
				echo '<a href="' . get_year_link(get_the_time('Y')) . '">' . get_the_time('Y') . '</a> ' . $delimiter . ' ';
				echo $currentBefore . get_the_time('F') . $currentAfter;
			break;

			case is_year():
				echo $currentBefore . get_the_time('Y') . $currentAfter;
			break;

			case is_archive():
        if( !empty($_GET['sort']) && $_GET['sort'] == 'random' )
  				  echo $currentBefore . __('Random Ads', 'appthemes') . $currentAfter;
        elseif( !empty($_GET['sort']) && $_GET['sort'] == 'popular' )
  				  echo $currentBefore . __('Popular Ads', 'appthemes') . $currentAfter;
				else
  				  echo $currentBefore . __('Latest Ads', 'appthemes') . $currentAfter;
			break;

			case is_404():
				echo $currentBefore . __('Page not found', 'appthemes') . $currentAfter;
			break;

		endswitch;

		if ( get_query_var('paged') ) {
		  if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() || is_archive() || is_tax() ) echo ' (';
			echo __('Page', 'appthemes') . ' ' . get_query_var('paged');
		  if ( is_category() || is_day() || is_month() || is_year() || is_search() || is_tag() || is_author() || is_archive() || is_tax() ) echo ')';
		}

		echo '</div>';

	endif;

}