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More phpdoc for taxonomy from darkdragon. see #4742 

git-svn-id: http://svn.automattic.com/wordpress/trunk@6092 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2007-09-12 02:56:44 +00:00
parent 48b96208e2
commit 60bec14a4e
1 changed files with 164 additions and 21 deletions
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185
wp-includes/taxonomy.php
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@ -13,7 +13,7 @@ $wp_taxonomies['post_tag'] = (object) array('name' => 'post_tag', 'object_type'
$wp_taxonomies['link_category'] = (object) array('name' => 'link_category', 'object_type' => 'link', 'hierarchical' => false);
/**
* get_object_taxonomies() - Appears to return all of the names that are of $object_type
* get_object_taxonomies() - Return all of the taxonomy names that are of $object_type
*
* It appears that this function can be used to find all of the names inside of
* $wp_taxonomies global variable.
@ -31,8 +31,7 @@ $wp_taxonomies['link_category'] = (object) array('name' => 'link_category', 'obj
* @return array The names of all within the object_type.
*
* @internal
* This won't appear but just a note to say that this is all conjecture and parts or whole
* might be inaccurate or wrong.
* This is all conjecture and might be partially or completely inaccurate.
*/
function get_object_taxonomies($object_type) {
global $wp_taxonomies;
@ -55,11 +54,10 @@ function get_object_taxonomies($object_type) {
* @package Taxonomy
* @global array $wp_taxonomies
* @param string $taxonomy Name of taxonomy object to return
* @return object The Taxonomy Object
* @return object|bool The Taxonomy Object or false if taxonomy doesn't exist
*
* @internal
* This won't appear but just a note to say that this is all conjecture and parts or whole
* might be inaccurate or wrong.
* This is all conjecture and might be partially or completely inaccurate.
*/
function get_taxonomy( $taxonomy ) {
global $wp_taxonomies;
@ -79,8 +77,7 @@ function get_taxonomy( $taxonomy ) {
* @return bool Whether the taxonomy exists or not.
*
* @internal
* This won't appear but just a note to say that this is all conjecture and parts or whole
* might be inaccurate or wrong.
* This is all conjecture and might be partially or completely inaccurate.
*/
function is_taxonomy( $taxonomy ) {
global $wp_taxonomies;
@ -94,14 +91,15 @@ function is_taxonomy( $taxonomy ) {
* Checks to make sure that the taxonomy is an object first. Then Gets the object, and finally
* returns the hierarchical value in the object.
*
* A false return value, might also mean that the taxonomy does not exist.
*
* @package Taxonomy
* @global array $wp_taxonomies
* @param string $taxonomy Name of taxonomy object
* @return bool Whether the taxonomy is hierarchical
*
* @internal
* This won't appear but just a note to say that this is all conjecture and parts or whole
* might be inaccurate or wrong.
* This is all conjecture and might be partially or completely inaccurate.
*/
function is_taxonomy_hierarchical($taxonomy) {
if ( ! is_taxonomy($taxonomy) )
@ -122,7 +120,7 @@ function is_taxonomy_hierarchical($taxonomy) {
* functions to still work. It is possible to overwrite the default set, which contains two
* keys: hierarchical and update_count_callback.
*
* hierarachical has some defined purpose at other parts of the API, but is bool value.
* hierarachical has some defined purpose at other parts of the API and is a boolean value.
*
* update_count_callback works much like a hook, in that it will be called (or something from
* somewhere).
@ -131,12 +129,11 @@ function is_taxonomy_hierarchical($taxonomy) {
* @global array $wp_taxonomies
* @param string $taxonomy Name of taxonomy object
* @param string $object_type Name of the object type for the taxonomy object.
* @param array $args See above description for the two keys values.
* @param array|string $args See above description for the two keys values.
* @return null Nothing is returned, so expect error maybe or use is_taxonomy() to check.
*
* @internal
* This won't appear but just a note to say that this is all conjecture and parts or whole
* might be inaccurate or wrong.
* This is all conjecture and might be partially or completely inaccurate.
*/
function register_taxonomy( $taxonomy, $object_type, $args = array() ) {
global $wp_taxonomies;
@ -172,14 +169,13 @@ function register_taxonomy( $taxonomy, $object_type, $args = array() ) {
* @global object $wpdb Database Query
* @param string|array $terms String of term or array of string values of terms that will be used
* @param string|array $taxonomies String of taxonomy name or Array of string values of taxonomy names
* @param array $args Change the order of the object_ids, either ASC or DESC
* @param array|string $args Change the order of the object_ids, either ASC or DESC
* @return object WP_Error - A PHP 4 compatible Exception class prototype
* @return array Empty array if there are no $object_ids
* @return array Array of $object_ids
*
* @internal
* This won't appear but just a note to say that this is all conjecture and parts or whole
* might be inaccurate or wrong.
* This is all conjecture and might be partially or completely inaccurate.
*/
function get_objects_in_term( $terms, $taxonomies, $args = array() ) {
global $wpdb;
@ -248,8 +244,25 @@ function &get_term($term, $taxonomy, $output = OBJECT, $filter = 'raw') {
wp_cache_add($term, $_term, $taxonomy);
}
}
/**
* @internal
* Filter tag is basically: filter 'type' 'hook_name' 'description'
*
* Takes two parameters the term Object and the taxonomy name. Must return term object.
* @filter object get_term Used in @see get_term() as a catch-all filter for every $term
*/
$_term = apply_filters('get_term', $_term, $taxonomy);
/**
* @internal
* Filter tag is basically: filter 'type' 'hook_name' 'description'
*
* Takes two parameters the term Object and the taxonomy name. Must return term object.
* $taxonomy will be the taxonomy name, so for example, if 'category', it would be 'get_category'
* as the filter name.
* Useful for custom taxonomies or plugging into default taxonomies.
* @filter object get_$taxonomy Used in @see get_term() as specific filter for each $taxonomy.
*/
$_term = apply_filters("get_$taxonomy", $_term, $taxonomy);
$_term = sanitize_term($_term, $taxonomy, $filter);
@ -320,6 +333,24 @@ function get_term_by($field, $value, $taxonomy, $output = OBJECT, $filter = 'raw
}
}
/**
* get_term_children() - Merge all term children into a single array.
*
* This recursive function will merge all of the children of $term into
* the same array.
*
* Only useful for taxonomies which are hierarchical.
*
* @package Taxonomy
* @subpackage Term
* @global object $wpdb Database Query
* @param string $term Name of Term to get children
* @param string $taxonomy Taxonomy Name
* @return array List of Term Objects
*
* @internal
* This is all conjecture and might be partially or completely inaccurate.
*/
function get_term_children( $term, $taxonomy ) {
if ( ! is_taxonomy($taxonomy) )
return new WP_Error('invalid_taxonomy', __('Invalid Taxonomy'));
@ -339,6 +370,24 @@ function get_term_children( $term, $taxonomy ) {
return $children;
}
/**
* get_term_field() - Get sanitized Term field
*
* Does checks for $term, based on the $taxonomy. The function is for
* contextual reasons and for simplicity of usage. @see sanitize_term_field() for
* more information.
*
* @package Taxonomy
* @subpackage Term
* @param string $field Term field to fetch
* @param int $term Term ID
* @param string $taxonomy Taxonomy Name
* @param string $context ??
* @return mixed @see sanitize_term_field()
*
* @internal
* This is all conjecture and might be partially or completely inaccurate.
*/
function get_term_field( $field, $term, $taxonomy, $context = 'display' ) {
$term = (int) $term;
$term = get_term( $term, $taxonomy );
@ -355,6 +404,21 @@ function get_term_field( $field, $term, $taxonomy, $context = 'display' ) {
return sanitize_term_field($field, $term->$field, $term->term_id, $taxonomy, $context);
}
/**
* get_term_to_edit() - Sanitizes Term for editing
*
* Return value is @see sanitize_term() and usage is for sanitizing the term
* for editing. Function is for contextual and simplicity.
*
* @package Taxonomy
* @subpackage Term
* @param int|object $id Term ID or Object
* @param string $taxonomy Taxonomy Name
* @return mixed @see sanitize_term()
*
* @internal
* This is all conjecture and might be partially or completely inaccurate.
*/
function get_term_to_edit( $id, $taxonomy ) {
$term = get_term( $id, $taxonomy );
@ -367,6 +431,20 @@ function get_term_to_edit( $id, $taxonomy ) {
return sanitize_term($term, $taxonomy, 'edit');
}
/**
* get_terms() -
*
*
*
* @package Taxonomy
* @subpackage Term
* @param string|array Taxonomy name or list of Taxonomy names
* @param string|array $args ??
* @return array List of Term Objects and their children.
*
* @internal
* This is all conjecture and might be partially or completely inaccurate.
*/
function &get_terms($taxonomies, $args = '') {
global $wpdb;
@ -541,7 +619,14 @@ function &get_terms($taxonomies, $args = '') {
}
/**
* is_term() - Check if Term exists
*
* Returns the index of a defined term, or 0 (false) if the term doesn't exist.
*
* @global $wpdb Database Object
* @param int|string $term The term to check
* @param string $taxonomy The taxonomy name to use
* @return mixed Get the term id or Term Object, if exists.
*/
function is_term($term, $taxonomy = '') {
global $wpdb;
@ -564,6 +649,20 @@ function is_term($term, $taxonomy = '') {
return $wpdb->get_row("SELECT tt.term_id, tt.term_taxonomy_id FROM $wpdb->terms AS t INNER JOIN $wpdb->term_taxonomy as tt ON tt.term_id = t.term_id WHERE $where AND tt.taxonomy = '$taxonomy'", ARRAY_A);
}
/**
* sanitize_term() - Sanitize Term all fields
*
* Relys on @see sanitize_term_field() to sanitize the term. The difference
* is that this function will sanitize <strong>all</strong> fields. The context
* is based on @see sanitize_term_field().
*
* The $term is expected to be either an array or an object.
*
* @param array|object $term The term to check
* @param string $taxonomy The taxonomy name to use
* @param string $context Default is display
* @return array|object Term with all fields sanitized
*/
function sanitize_term($term, $taxonomy, $context = 'display') {
$fields = array('term_id', 'name', 'description', 'slug', 'count', 'parent', 'term_group');
@ -581,6 +680,19 @@ function sanitize_term($term, $taxonomy, $context = 'display') {
return $term;
}
/**
* sanitize_term_field() -
*
*
*
* @global object $wpdb Database Object
* @param string $field Term field to sanitize
* @param string $value Search for this term value
* @param int $term_id Term ID
* @param string $taxonomy Taxonomy Name
* @param string $context Either edit, db, display, attribute, or js.
* @return mixed sanitized field
*/
function sanitize_term_field($field, $value, $term_id, $taxonomy, $context) {
if ( 'parent' == $field || 'term_id' == $field || 'count' == $field
|| 'term_group' == $field )
@ -613,6 +725,18 @@ function sanitize_term_field($field, $value, $term_id, $taxonomy, $context) {
return $value;
}
/**
* wp_count_terms() - Count how many terms are in Taxonomy
*
* Default $args is 'ignore_empty' which can be @example 'ignore_empty=true' or
* @example array('ignore_empty' => true); See @see wp_parse_args() for more
* information on parsing $args.
*
* @global object $wpdb Database Object
* @param string $taxonomy Taxonomy name
* @param array|string $args Overwrite defaults
* @return int How many terms are in $taxonomy
*/
function wp_count_terms( $taxonomy, $args = array() ) {
global $wpdb;
@ -627,6 +751,15 @@ function wp_count_terms( $taxonomy, $args = array() ) {
return $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->term_taxonomy WHERE taxonomy = '$taxonomy' $where");
}
/**
* wp_delete_object_term_relationships() -
*
*
*
* @global object $wpdb Database Object
* @param int $object_id ??
* @param string|array $taxonomy List of Taxonomy Names or single Taxonomy name.
*/
function wp_delete_object_term_relationships( $object_id, $taxonomies ) {
global $wpdb;
@ -756,10 +889,15 @@ function wp_get_object_terms($object_ids, $taxonomies, $args = array()) {
}
/**
* Adds a new term to the database. Optionally marks it as an alias of an existing term.
* wp_insert_term() - Adds a new term to the database. Optionally marks it as an alias of an existing term.
*
*
*
* @global $wpdb Database Object
* @param int|string $term The term to add or update.
* @param string $taxonomy The taxonomy to which to add the term
* @param int|string $alias_of The id or slug of the new term's alias.
* @param array|string $args Change the values of the inserted term
* @return array The Term ID and Term Taxonomy ID
*/
function wp_insert_term( $term, $taxonomy, $args = array() ) {
global $wpdb;
@ -824,11 +962,16 @@ function wp_insert_term( $term, $taxonomy, $args = array() ) {
}
/**
* wp_set_object_terms() -
*
* Relates an object (post, link etc) to a term and taxonomy type. Creates the term and taxonomy
* relationship if it doesn't already exist. Creates a term if it doesn't exist (using the slug).
*
* @global $wpdb Database Object
* @param int $object_id The object to relate to.
* @param array|int|string $term The slug or id of the term.
* @param array|string $taxonomy The context in which to relate the term to the object.
* @param bool $append If false will delete difference of terms.
*/
function wp_set_object_terms($object_id, $terms, $taxonomy, $append = false) {
global $wpdb;
@ -1161,4 +1304,4 @@ function _update_post_term_count( $terms ) {
}
}
?>
?>