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Description

Returns true if a blog has more than 1 category.

Usage

$bool = twentyseventeen_categorized_blog();

Parameters

Returns

bool

Source

File name: twentyseventeen/inc/template-tags.php
Lines:

function twentyseventeen_categorized_blog() {
  $category_count = get_transient( 'twentyseventeen_categories' );

  if ( false === $category_count ) {
    // Create an array of all the categories that are attached to posts.
    $categories = get_categories(
      array(
        'fields'     => 'ids',
        'hide_empty' => 1,
        // We only need to know if there is more than one category.
        'number'     => 2,
      )
    );

    // Count the number of categories that are attached to the posts.
    $category_count = count( $categories );

    set_transient( 'twentyseventeen_categories', $category_count );
  }

  // Allow viewing case of 0 or 1 categories in post preview.
  if ( is_preview() ) {
    return true;
  }

  return $category_count > 1;
}
 

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