X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/1c09677af04c9e37714e09b73eb9dbc5b2e3eb13..80b7979fccf09a75af3f4c111fa27060ae6dbf85:/wp-includes/category-template.php
diff --git a/wp-includes/category-template.php b/wp-includes/category-template.php
index 7e378b44..2e23f8a3 100644
--- a/wp-includes/category-template.php
+++ b/wp-includes/category-template.php
@@ -10,33 +10,21 @@
* Retrieve category link URL.
*
* @since 1.0.0
- * @uses apply_filters() Calls 'category_link' filter on category link and category ID.
+ * @see get_term_link()
*
- * @param int $category_id Category ID.
- * @return string
+ * @param int|object $category Category ID or object.
+ * @return string Link on success, empty string if category does not exist.
*/
-function get_category_link( $category_id ) {
- global $wp_rewrite;
- $catlink = $wp_rewrite->get_category_permastruct();
+function get_category_link( $category ) {
+ if ( ! is_object( $category ) )
+ $category = (int) $category;
- if ( empty( $catlink ) ) {
- $file = get_option( 'home' ) . '/';
- $catlink = $file . '?cat=' . $category_id;
- } else {
- $category = &get_category( $category_id );
- if ( is_wp_error( $category ) )
- return $category;
- $category_nicename = $category->slug;
-
- if ( $category->parent == $category_id ) // recursive recursion
- $category->parent = 0;
- elseif ($category->parent != 0 )
- $category_nicename = get_category_parents( $category->parent, false, '/', true ) . $category_nicename;
-
- $catlink = str_replace( '%category%', $category_nicename, $catlink );
- $catlink = get_option( 'home' ) . user_trailingslashit( $catlink, 'category' );
- }
- return apply_filters( 'category_link', $catlink, $category_id );
+ $category = get_term_link( $category, 'category' );
+
+ if ( is_wp_error( $category ) )
+ return '';
+
+ return $category;
}
/**
@@ -60,7 +48,7 @@ function get_category_parents( $id, $link = false, $separator = '/', $nicename =
if ( $nicename )
$name = $parent->slug;
else
- $name = $parent->cat_name;
+ $name = $parent->name;
if ( $parent->parent && ( $parent->parent != $parent->term_id ) && !in_array( $parent->parent, $visited ) ) {
$visited[] = $parent->parent;
@@ -68,7 +56,7 @@ function get_category_parents( $id, $link = false, $separator = '/', $nicename =
}
if ( $link )
- $chain .= 'cat_name ) ) . '">'.$name.'' . $separator;
+ $chain .= 'name ) ) . '">'.$name.'' . $separator;
else
$chain .= $name.$separator;
return $chain;
@@ -84,28 +72,18 @@ function get_category_parents( $id, $link = false, $separator = '/', $nicename =
* @return array
*/
function get_the_category( $id = false ) {
- global $post;
-
- $id = (int) $id;
- if ( !$id )
- $id = (int) $post->ID;
-
- $categories = get_object_term_cache( $id, 'category' );
- if ( false === $categories ) {
- $categories = wp_get_object_terms( $id, 'category' );
- wp_cache_add($id, $categories, 'category_relationships');
- }
-
- if ( !empty( $categories ) )
- usort( $categories, '_usort_terms_by_name' );
- else
+ $categories = get_the_terms( $id, 'category' );
+ if ( ! $categories )
$categories = array();
- foreach ( (array) array_keys( $categories ) as $key ) {
+ $categories = array_values( $categories );
+
+ foreach ( array_keys( $categories ) as $key ) {
_make_cat_compat( $categories[$key] );
}
- return $categories;
+ // Filter name is plural because we return alot of categories (possibly more than #13237) not just one
+ return apply_filters( 'get_the_categories', $categories );
}
/**
@@ -175,6 +153,9 @@ function get_the_category_by_ID( $cat_ID ) {
*/
function get_the_category_list( $separator = '', $parents='', $post_id = false ) {
global $wp_rewrite;
+ if ( ! is_object_in_taxonomy( get_post_type( $post_id ), 'category' ) )
+ return apply_filters( 'the_category', '', $separator, $parents );
+
$categories = get_the_category( $post_id );
if ( empty( $categories ) )
return apply_filters( 'the_category', __( 'Uncategorized' ), $separator, $parents );
@@ -190,17 +171,17 @@ function get_the_category_list( $separator = '', $parents='', $post_id = false )
case 'multiple':
if ( $category->parent )
$thelist .= get_category_parents( $category->parent, true, $separator );
- $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->name.'';
+ $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->name.'';
break;
case 'single':
- $thelist .= 'name ) ) . '" ' . $rel . '>';
+ $thelist .= 'name ) ) . '" ' . $rel . '>';
if ( $category->parent )
$thelist .= get_category_parents( $category->parent, false, $separator );
$thelist .= $category->name.'';
break;
case '':
default:
- $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->cat_name.'';
+ $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->name.'';
}
}
$thelist .= '';
@@ -208,22 +189,22 @@ function get_the_category_list( $separator = '', $parents='', $post_id = false )
$i = 0;
foreach ( $categories as $category ) {
if ( 0 < $i )
- $thelist .= $separator . ' ';
+ $thelist .= $separator;
switch ( strtolower( $parents ) ) {
case 'multiple':
if ( $category->parent )
$thelist .= get_category_parents( $category->parent, true, $separator );
- $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->cat_name.'';
+ $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->name.'';
break;
case 'single':
- $thelist .= 'name ) ) . '" ' . $rel . '>';
+ $thelist .= 'name ) ) . '" ' . $rel . '>';
if ( $category->parent )
$thelist .= get_category_parents( $category->parent, false, $separator );
- $thelist .= "$category->cat_name";
+ $thelist .= "$category->name";
break;
case '':
default:
- $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->name.'';
+ $thelist .= 'name ) ) . '" ' . $rel . '>' . $category->name.'';
}
++$i;
}
@@ -231,7 +212,6 @@ function get_the_category_list( $separator = '', $parents='', $post_id = false )
return apply_filters( 'the_category', $thelist, $separator, $parents );
}
-
/**
* Check if the current post in within any of the given categories.
*
@@ -246,29 +226,15 @@ function get_the_category_list( $separator = '', $parents='', $post_id = false )
*
* @since 1.2.0
*
- * @uses is_object_in_term()
- *
- * @param int|string|array $category. Category ID, name or slug, or array of said.
- * @param int|post object Optional. Post to check instead of the current post. @since 2.7.0
+ * @param int|string|array $category Category ID, name or slug, or array of said.
+ * @param int|object $post Optional. Post to check instead of the current post. (since 2.7.0)
* @return bool True if the current post is in any of the given categories.
*/
-function in_category( $category, $_post = null ) {
+function in_category( $category, $post = null ) {
if ( empty( $category ) )
return false;
- if ( $_post ) {
- $_post = get_post( $_post );
- } else {
- $_post =& $GLOBALS['post'];
- }
-
- if ( !$_post )
- return false;
-
- $r = is_object_in_term( $_post->ID, 'category', $category );
- if ( is_wp_error( $r ) )
- return false;
- return $r;
+ return has_term( $category, 'category', $post );
}
/**
@@ -305,7 +271,6 @@ function category_description( $category = 0 ) {
* 'orderby' (string) default is 'ID' - What column to use for ordering the
* categories.
* 'order' (string) default is 'ASC' - What direction to order categories.
- * 'show_last_update' (bool|int) default is 0 - See {@link get_categories()}
* 'show_count' (bool|int) default is 0 - Whether to show how many posts are
* in the category.
* 'hide_empty' (bool|int) default is 1 - Whether to hide categories that
@@ -315,9 +280,11 @@ function category_description( $category = 0 ) {
* 'echo' (bool|int) default is 1 - Whether to display or retrieve content.
* 'depth' (int) - The max depth.
* 'tab_index' (int) - Tab index for select element.
- * 'name' (string) - The name attribute value for selected element.
- * 'class' (string) - The class attribute value for selected element.
+ * 'name' (string) - The name attribute value for select element.
+ * 'id' (string) - The ID attribute value for select element. Defaults to name if omitted.
+ * 'class' (string) - The class attribute value for select element.
* 'selected' (int) - Which category ID is selected.
+ * 'taxonomy' (string) - The name of the taxonomy to retrieve. Defaults to category.
*
* The 'hierarchical' argument, which is disabled by default, will override the
* depth argument, unless it is true. When the argument is false, it will
@@ -333,36 +300,52 @@ function wp_dropdown_categories( $args = '' ) {
$defaults = array(
'show_option_all' => '', 'show_option_none' => '',
'orderby' => 'id', 'order' => 'ASC',
- 'show_last_update' => 0, 'show_count' => 0,
+ 'show_count' => 0,
'hide_empty' => 1, 'child_of' => 0,
'exclude' => '', 'echo' => 1,
'selected' => 0, 'hierarchical' => 0,
- 'name' => 'cat', 'class' => 'postform',
- 'depth' => 0, 'tab_index' => 0
+ 'name' => 'cat', 'id' => '',
+ 'class' => 'postform', 'depth' => 0,
+ 'tab_index' => 0, 'taxonomy' => 'category',
+ 'hide_if_empty' => false
);
$defaults['selected'] = ( is_category() ) ? get_query_var( 'cat' ) : 0;
+ // Back compat.
+ if ( isset( $args['type'] ) && 'link' == $args['type'] ) {
+ _deprecated_argument( __FUNCTION__, '3.0', '' );
+ $args['taxonomy'] = 'link_category';
+ }
+
$r = wp_parse_args( $args, $defaults );
if ( !isset( $r['pad_counts'] ) && $r['show_count'] && $r['hierarchical'] ) {
$r['pad_counts'] = true;
}
- $r['include_last_update_time'] = $r['show_last_update'];
extract( $r );
$tab_index_attribute = '';
if ( (int) $tab_index > 0 )
$tab_index_attribute = " tabindex=\"$tab_index\"";
- $categories = get_categories( $r );
- $name = esc_attr($name);
- $class = esc_attr($class);
+ $categories = get_terms( $taxonomy, $r );
+ $name = esc_attr( $name );
+ $class = esc_attr( $class );
+ $id = $id ? esc_attr( $id ) : $name;
+
+ if ( ! $r['hide_if_empty'] || ! empty($categories) )
+ $output = "\n";
+
$output = apply_filters( 'wp_dropdown_cats', $output );
if ( $echo )
@@ -401,8 +386,6 @@ function wp_dropdown_categories( $args = '' ) {
* 'orderby' (string) default is 'ID' - What column to use for ordering the
* categories.
* 'order' (string) default is 'ASC' - What direction to order categories.
- * 'show_last_update' (bool|int) default is 0 - See {@link
- * walk_category_dropdown_tree()}
* 'show_count' (bool|int) default is 0 - Whether to show how many posts are
* in the category.
* 'hide_empty' (bool|int) default is 1 - Whether to hide categories that
@@ -428,55 +411,65 @@ function wp_dropdown_categories( $args = '' ) {
*/
function wp_list_categories( $args = '' ) {
$defaults = array(
- 'show_option_all' => '', 'orderby' => 'name',
- 'order' => 'ASC', 'show_last_update' => 0,
- 'style' => 'list', 'show_count' => 0,
- 'hide_empty' => 1, 'use_desc_for_title' => 1,
- 'child_of' => 0, 'feed' => '', 'feed_type' => '',
- 'feed_image' => '', 'exclude' => '', 'exclude_tree' => '', 'current_category' => 0,
+ 'show_option_all' => '', 'show_option_none' => __('No categories'),
+ 'orderby' => 'name', 'order' => 'ASC',
+ 'style' => 'list',
+ 'show_count' => 0, 'hide_empty' => 1,
+ 'use_desc_for_title' => 1, 'child_of' => 0,
+ 'feed' => '', 'feed_type' => '',
+ 'feed_image' => '', 'exclude' => '',
+ 'exclude_tree' => '', 'current_category' => 0,
'hierarchical' => true, 'title_li' => __( 'Categories' ),
- 'echo' => 1, 'depth' => 0
+ 'echo' => 1, 'depth' => 0,
+ 'taxonomy' => 'category'
);
$r = wp_parse_args( $args, $defaults );
- if ( !isset( $r['pad_counts'] ) && $r['show_count'] && $r['hierarchical'] ) {
+ if ( !isset( $r['pad_counts'] ) && $r['show_count'] && $r['hierarchical'] )
$r['pad_counts'] = true;
- }
-
- if ( isset( $r['show_date'] ) ) {
- $r['include_last_update_time'] = $r['show_date'];
- }
if ( true == $r['hierarchical'] ) {
$r['exclude_tree'] = $r['exclude'];
$r['exclude'] = '';
}
+ if ( !isset( $r['class'] ) )
+ $r['class'] = ( 'category' == $r['taxonomy'] ) ? 'categories' : $r['taxonomy'];
+
extract( $r );
+ if ( !taxonomy_exists($taxonomy) )
+ return false;
+
$categories = get_categories( $r );
$output = '';
if ( $title_li && 'list' == $style )
- $output = '' . $r['title_li'] . '';
+ $output = '- ' . $title_li . '
';
if ( empty( $categories ) ) {
- if ( 'list' == $style )
- $output .= '- ' . __( "No categories" ) . '
';
- else
- $output .= __( "No categories" );
+ if ( ! empty( $show_option_none ) ) {
+ if ( 'list' == $style )
+ $output .= '- ' . $show_option_none . '
';
+ else
+ $output .= $show_option_none;
+ }
} else {
- global $wp_query;
-
- if( !empty( $show_option_all ) )
+ if ( ! empty( $show_option_all ) ) {
+ $posts_page = ( 'page' == get_option( 'show_on_front' ) && get_option( 'page_for_posts' ) ) ? get_permalink( get_option( 'page_for_posts' ) ) : home_url( '/' );
+ $posts_page = esc_url( $posts_page );
if ( 'list' == $style )
- $output .= '- ' . $show_option_all . '
';
+ $output .= "- $show_option_all
";
else
- $output .= '' . $show_option_all . '';
+ $output .= "$show_option_all";
+ }
- if ( empty( $r['current_category'] ) && is_category() )
- $r['current_category'] = $wp_query->get_queried_object_id();
+ if ( empty( $r['current_category'] ) && ( is_category() || is_tax() || is_tag() ) ) {
+ $current_term_object = get_queried_object();
+ if ( $r['taxonomy'] == $current_term_object->taxonomy )
+ $r['current_category'] = get_queried_object_id();
+ }
if ( $hierarchical )
$depth = $r['depth'];
@@ -489,7 +482,7 @@ function wp_list_categories( $args = '' ) {
if ( $title_li && 'list' == $style )
$output .= '
';
- $output = apply_filters( 'wp_list_categories', $output );
+ $output = apply_filters( 'wp_list_categories', $output, $args );
if ( $echo )
echo $output;
@@ -535,14 +528,14 @@ function wp_tag_cloud( $args = '' ) {
$tags = get_terms( $args['taxonomy'], array_merge( $args, array( 'orderby' => 'count', 'order' => 'DESC' ) ) ); // Always query top tags
- if ( empty( $tags ) )
+ if ( empty( $tags ) || is_wp_error( $tags ) )
return;
foreach ( $tags as $key => $tag ) {
if ( 'edit' == $args['link'] )
- $link = get_edit_tag_link( $tag->term_id, $args['taxonomy'] );
+ $link = get_edit_tag_link( $tag->term_id, $tag->taxonomy );
else
- $link = get_term_link( intval($tag->term_id), $args['taxonomy'] );
+ $link = get_term_link( intval($tag->term_id), $tag->taxonomy );
if ( is_wp_error( $link ) )
return false;
@@ -580,7 +573,6 @@ function default_topic_count_scale( $count ) {
return round(log10($count + 1) * 100);
}
-
/**
* Generates a tag cloud (heatmap) from provided data.
*
@@ -613,7 +605,6 @@ function default_topic_count_scale( $count ) {
* @return string
*/
function wp_generate_tag_cloud( $tags, $args = '' ) {
- global $wp_rewrite;
$defaults = array(
'smallest' => 8, 'largest' => 22, 'unit' => 'pt', 'number' => 0,
'format' => 'flat', 'separator' => "\n", 'orderby' => 'name', 'order' => 'ASC',
@@ -644,9 +635,9 @@ function wp_generate_tag_cloud( $tags, $args = '' ) {
} else {
// SQL cannot save you; this is a second (potentially different) sort on a subset of data.
if ( 'name' == $orderby )
- uasort( $tags, create_function('$a, $b', 'return strnatcasecmp($a->name, $b->name);') );
+ uasort( $tags, '_wp_object_name_sort_cb' );
else
- uasort( $tags, create_function('$a, $b', 'return ($a->count > $b->count);') );
+ uasort( $tags, '_wp_object_count_sort_cb' );
if ( 'DESC' == $order )
$tags = array_reverse( $tags, true );
@@ -680,8 +671,8 @@ function wp_generate_tag_cloud( $tags, $args = '' ) {
$tag_link = '#' != $tag->link ? esc_url( $tag->link ) : '#';
$tag_id = isset($tags[ $key ]->id) ? $tags[ $key ]->id : $key;
$tag_name = $tags[ $key ]->name;
- $a[] = "$tag_name";
}
@@ -699,12 +690,32 @@ function wp_generate_tag_cloud( $tags, $args = '' ) {
break;
endswitch;
- if ( $filter )
+ if ( $filter )
return apply_filters( 'wp_generate_tag_cloud', $return, $tags, $args );
- else
+ else
return $return;
}
+/**
+ * Callback for comparing objects based on name
+ *
+ * @since 3.1.0
+ * @access private
+ */
+function _wp_object_name_sort_cb( $a, $b ) {
+ return strnatcasecmp( $a->name, $b->name );
+}
+
+/**
+ * Callback for comparing objects based on count
+ *
+ * @since 3.1.0
+ * @access private
+ */
+function _wp_object_count_sort_cb( $a, $b ) {
+ return ( $a->count > $b->count );
+}
+
//
// Helper functions
//
@@ -745,6 +756,198 @@ function walk_category_dropdown_tree() {
return call_user_func_array(array( &$walker, 'walk' ), $args );
}
+/**
+ * Create HTML list of categories.
+ *
+ * @package WordPress
+ * @since 2.1.0
+ * @uses Walker
+ */
+class Walker_Category extends Walker {
+ /**
+ * @see Walker::$tree_type
+ * @since 2.1.0
+ * @var string
+ */
+ var $tree_type = 'category';
+
+ /**
+ * @see Walker::$db_fields
+ * @since 2.1.0
+ * @todo Decouple this
+ * @var array
+ */
+ var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
+
+ /**
+ * @see Walker::start_lvl()
+ * @since 2.1.0
+ *
+ * @param string $output Passed by reference. Used to append additional content.
+ * @param int $depth Depth of category. Used for tab indentation.
+ * @param array $args Will only append content if style argument value is 'list'.
+ */
+ function start_lvl( &$output, $depth = 0, $args = array() ) {
+ if ( 'list' != $args['style'] )
+ return;
+
+ $indent = str_repeat("\t", $depth);
+ $output .= "$indent\n";
+ }
+
+ /**
+ * @see Walker::end_lvl()
+ * @since 2.1.0
+ *
+ * @param string $output Passed by reference. Used to append additional content.
+ * @param int $depth Depth of category. Used for tab indentation.
+ * @param array $args Will only append content if style argument value is 'list'.
+ */
+ function end_lvl( &$output, $depth = 0, $args = array() ) {
+ if ( 'list' != $args['style'] )
+ return;
+
+ $indent = str_repeat("\t", $depth);
+ $output .= "$indent
\n";
+ }
+
+ /**
+ * @see Walker::start_el()
+ * @since 2.1.0
+ *
+ * @param string $output Passed by reference. Used to append additional content.
+ * @param object $category Category data object.
+ * @param int $depth Depth of category in reference to parents.
+ * @param array $args
+ */
+ function start_el( &$output, $category, $depth = 0, $args = array(), $id = 0 ) {
+ extract($args);
+
+ $cat_name = esc_attr( $category->name );
+ $cat_name = apply_filters( 'list_cats', $cat_name, $category );
+ $link = 'description) )
+ $link .= 'title="' . esc_attr( sprintf(__( 'View all posts filed under %s' ), $cat_name) ) . '"';
+ else
+ $link .= 'title="' . esc_attr( strip_tags( apply_filters( 'category_description', $category->description, $category ) ) ) . '"';
+ $link .= '>';
+ $link .= $cat_name . '';
+
+ if ( !empty($feed_image) || !empty($feed) ) {
+ $link .= ' ';
+
+ if ( empty($feed_image) )
+ $link .= '(';
+
+ $link .= '';
+
+ $link .= '';
+
+ if ( empty($feed_image) )
+ $link .= ')';
+ }
+
+ if ( !empty($show_count) )
+ $link .= ' (' . intval($category->count) . ')';
+
+ if ( 'list' == $args['style'] ) {
+ $output .= "\tterm_id;
+ if ( !empty($current_category) ) {
+ $_current_category = get_term( $current_category, $category->taxonomy );
+ if ( $category->term_id == $current_category )
+ $class .= ' current-cat';
+ elseif ( $category->term_id == $_current_category->parent )
+ $class .= ' current-cat-parent';
+ }
+ $output .= ' class="' . $class . '"';
+ $output .= ">$link\n";
+ } else {
+ $output .= "\t$link
\n";
+ }
+ }
+
+ /**
+ * @see Walker::end_el()
+ * @since 2.1.0
+ *
+ * @param string $output Passed by reference. Used to append additional content.
+ * @param object $page Not used.
+ * @param int $depth Depth of category. Not used.
+ * @param array $args Only uses 'list' for whether should append to output.
+ */
+ function end_el( &$output, $page, $depth = 0, $args = array() ) {
+ if ( 'list' != $args['style'] )
+ return;
+
+ $output .= "
\n";
+ }
+
+}
+
+/**
+ * Create HTML dropdown list of Categories.
+ *
+ * @package WordPress
+ * @since 2.1.0
+ * @uses Walker
+ */
+class Walker_CategoryDropdown extends Walker {
+ /**
+ * @see Walker::$tree_type
+ * @since 2.1.0
+ * @var string
+ */
+ var $tree_type = 'category';
+
+ /**
+ * @see Walker::$db_fields
+ * @since 2.1.0
+ * @todo Decouple this
+ * @var array
+ */
+ var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
+
+ /**
+ * @see Walker::start_el()
+ * @since 2.1.0
+ *
+ * @param string $output Passed by reference. Used to append additional content.
+ * @param object $category Category data object.
+ * @param int $depth Depth of category. Used for padding.
+ * @param array $args Uses 'selected' and 'show_count' keys, if they exist.
+ */
+ function start_el( &$output, $category, $depth, $args, $id = 0 ) {
+ $pad = str_repeat(' ', $depth * 3);
+
+ $cat_name = apply_filters('list_cats', $category->name, $category);
+ $output .= "\t\n";
+ }
+}
+
//
// Tags
//
@@ -753,28 +956,21 @@ function walk_category_dropdown_tree() {
* Retrieve the link to the tag.
*
* @since 2.3.0
- * @uses apply_filters() Calls 'tag_link' with tag link and tag ID as parameters.
+ * @see get_term_link()
*
- * @param int $tag_id Tag (term) ID.
- * @return string
+ * @param int|object $tag Tag ID or object.
+ * @return string Link on success, empty string if tag does not exist.
*/
-function get_tag_link( $tag_id ) {
- global $wp_rewrite;
- $taglink = $wp_rewrite->get_tag_permastruct();
+function get_tag_link( $tag ) {
+ if ( ! is_object( $tag ) )
+ $tag = (int) $tag;
+
+ $tag = get_term_link( $tag, 'post_tag' );
- $tag = &get_term( $tag_id, 'post_tag' );
if ( is_wp_error( $tag ) )
- return $tag;
- $slug = $tag->slug;
+ return '';
- if ( empty( $taglink ) ) {
- $file = get_option( 'home' ) . '/';
- $taglink = $file . '?tag=' . $slug;
- } else {
- $taglink = str_replace( '%tag%', $slug, $taglink );
- $taglink = get_option( 'home' ) . user_trailingslashit( $taglink, 'category' );
- }
- return apply_filters( 'tag_link', $taglink, $tag_id );
+ return $tag;
}
/**
@@ -799,10 +995,11 @@ function get_the_tags( $id = 0 ) {
* @param string $before Optional. Before tags.
* @param string $sep Optional. Between tags.
* @param string $after Optional. After tags.
+ * @param int $id Optional. Post ID. Defaults to the current post.
* @return string
*/
-function get_the_tag_list( $before = '', $sep = '', $after = '' ) {
- return apply_filters( 'the_tags', get_the_term_list( 0, 'post_tag', $before, $sep, $after ), $before, $sep, $after);
+function get_the_tag_list( $before = '', $sep = '', $after = '', $id = 0 ) {
+ return apply_filters( 'the_tags', get_the_term_list( $id, 'post_tag', $before, $sep, $after ), $before, $sep, $after, $id );
}
/**
@@ -839,44 +1036,47 @@ function tag_description( $tag = 0 ) {
* @since 2.8
*
* @param int $term Optional. Term ID. Will use global term ID by default.
+ * @param string $taxonomy Optional taxonomy name. Defaults to 'post_tag'.
* @return string Term description, available.
*/
function term_description( $term = 0, $taxonomy = 'post_tag' ) {
if ( !$term && ( is_tax() || is_tag() || is_category() ) ) {
- global $wp_query;
- $term = $wp_query->get_queried_object();
+ $term = get_queried_object();
$taxonomy = $term->taxonomy;
$term = $term->term_id;
}
- return get_term_field( 'description', $term, $taxonomy );
+ $description = get_term_field( 'description', $term, $taxonomy );
+ return is_wp_error( $description ) ? '' : $description;
}
/**
* Retrieve the terms of the taxonomy that are attached to the post.
*
- * This function can only be used within the loop.
- *
* @since 2.5.0
*
- * @param int $id Post ID. Is not optional.
+ * @param int $id Post ID.
* @param string $taxonomy Taxonomy name.
* @return array|bool False on failure. Array of term objects on success.
*/
-function get_the_terms( $id = 0, $taxonomy ) {
+function get_the_terms( $id, $taxonomy ) {
global $post;
$id = (int) $id;
if ( !$id ) {
- if ( !$post->ID )
+ if ( empty( $post->ID ) )
return false;
else
$id = (int) $post->ID;
}
$terms = get_object_term_cache( $id, $taxonomy );
- if ( false === $terms )
+ if ( false === $terms ) {
$terms = wp_get_object_terms( $id, $taxonomy );
+ wp_cache_add($id, $terms, $taxonomy . '_relationships');
+ }
+
+ $terms = apply_filters( 'get_the_terms', $terms, $id, $taxonomy );
if ( empty( $terms ) )
return false;
@@ -896,7 +1096,7 @@ function get_the_terms( $id = 0, $taxonomy ) {
* @param string $after Optional. After list.
* @return string
*/
-function get_the_term_list( $id = 0, $taxonomy, $before = '', $sep = '', $after = '' ) {
+function get_the_term_list( $id, $taxonomy, $before = '', $sep = '', $after = '' ) {
$terms = get_the_terms( $id, $taxonomy );
if ( is_wp_error( $terms ) )
@@ -909,7 +1109,7 @@ function get_the_term_list( $id = 0, $taxonomy, $before = '', $sep = '', $after
$link = get_term_link( $term, $taxonomy );
if ( is_wp_error( $link ) )
return $link;
- $term_links[] = '' . $term->name . '';
+ $term_links[] = '' . $term->name . '';
}
$term_links = apply_filters( "term_links-$taxonomy", $term_links );
@@ -922,7 +1122,7 @@ function get_the_term_list( $id = 0, $taxonomy, $before = '', $sep = '', $after
*
* @since 2.5.0
*
- * @param int $id Term ID.
+ * @param int $id Post ID.
* @param string $taxonomy Taxonomy name.
* @param string $before Optional. Before list.
* @param string $sep Optional. Separate items using this.
@@ -938,6 +1138,19 @@ function the_terms( $id, $taxonomy, $before = '', $sep = ', ', $after = '' ) {
echo apply_filters('the_terms', $term_list, $taxonomy, $before, $sep, $after);
}
+/**
+ * Check if the current post has any of given category.
+ *
+ * @since 3.1.0
+ *
+ * @param string|int|array $category Optional. The category name/term_id/slug or array of them to check for.
+ * @param int|object $post Optional. Post to check instead of the current post.
+ * @return bool True if the current post has any of the given categories (or any category, if no category specified).
+ */
+function has_category( $category = '', $post = null ) {
+ return has_term( $category, 'category', $post );
+}
+
/**
* Check if the current post has any of given tags.
*
@@ -951,26 +1164,37 @@ function the_terms( $id, $taxonomy, $before = '', $sep = ', ', $after = '' ) {
*
* @since 2.6.0
*
- * @uses is_object_in_term()
- *
* @param string|int|array $tag Optional. The tag name/term_id/slug or array of them to check for.
- * @param int|post object Optional. Post to check instead of the current post. @since 2.7.0
- * @return bool True if the current post has any of the the given tags (or any tag, if no tag specified).
+ * @param int|object $post Optional. Post to check instead of the current post. (since 2.7.0)
+ * @return bool True if the current post has any of the given tags (or any tag, if no tag specified).
*/
-function has_tag( $tag = '', $_post = null ) {
- if ( $_post ) {
- $_post = get_post( $_post );
- } else {
- $_post =& $GLOBALS['post'];
- }
+function has_tag( $tag = '', $post = null ) {
+ return has_term( $tag, 'post_tag', $post );
+}
- if ( !$_post )
+/**
+ * Check if the current post has any of given terms.
+ *
+ * The given terms are checked against the post's terms' term_ids, names and slugs.
+ * Terms given as integers will only be checked against the post's terms' term_ids.
+ * If no terms are given, determines if post has any terms.
+ *
+ * @since 3.1.0
+ *
+ * @param string|int|array $term Optional. The term name/term_id/slug or array of them to check for.
+ * @param string $taxonomy Taxonomy name
+ * @param int|object $post Optional. Post to check instead of the current post.
+ * @return bool True if the current post has any of the given tags (or any tag, if no tag specified).
+ */
+function has_term( $term = '', $taxonomy = '', $post = null ) {
+ $post = get_post($post);
+
+ if ( !$post )
return false;
- $r = is_object_in_term( $_post->ID, 'post_tag', $tag );
+ $r = is_object_in_term( $post->ID, $taxonomy, $term );
if ( is_wp_error( $r ) )
return false;
+
return $r;
}
-
-?>