<?php

/**

 * Deprecated admin functions from past WordPress versions. You shouldn't use these

 * functions and look for the alternatives instead. The functions will be removed

 * in a later version.

 *

 * @package WordPress

 * @subpackage Deprecated

 */

/*

 * Deprecated functions come here to die.

 */

/**

 * @since 2.1.0

 * @see wp_editor()

 */

function tinymce_include() {

	wp_tiny_mce();

}

/**

 * Unused Admin function.

 *

 * @since 2.0.0

 * @deprecated 2.5.0

 *

 */

function documentation_link() {

}

/**

 * Calculates the new dimensions for a downsampled image.

 *

 * @since 2.0.0

 * @see wp_constrain_dimensions()

 *

 * @param int $width Current width of the image

 * @param int $height Current height of the image

 * @param int $wmax Maximum wanted width

 * @param int $hmax Maximum wanted height

 * @return array Shrunk dimensions (width, height).

 */

function wp_shrink_dimensions( $width, $height, $wmax = 128, $hmax = 96 ) {

	return wp_constrain_dimensions( $width, $height, $wmax, $hmax );

}

/**

 * Calculated the new dimensions for a downsampled image.

 *

 * @since 2.0.0

 * @see wp_constrain_dimensions()

 *

 * @param int $width Current width of the image

 * @param int $height Current height of the image

 * @return array Shrunk dimensions (width, height).

 */

function get_udims( $width, $height ) {

	return wp_constrain_dimensions( $width, $height, 128, 96 );

}

/**

 *

 * @since 0.71

 * @see wp_category_checklist()

 *

 */

function dropdown_categories( $default = 0, $parent = 0, $popular_ids = array() ) {

	global $post_ID;

	wp_category_checklist( $post_ID );

}

/**

 *

 * @since 2.1.0

 * @see wp_link_category_checklist()

 *

 */

function dropdown_link_categories( $default = 0 ) {

	global $link_id;

	wp_link_category_checklist( $link_id );

}

/**

 * Get the real filesystem path to a file to edit within the admin.

 *

 * @since 1.5.0

 * @deprecated 2.9.0

 * @uses WP_CONTENT_DIR Full filesystem path to the wp-content directory.

 *

 * @param string $file Filesystem path relative to the wp-content directory.

 * @return string Full filesystem path to edit.

 */

function get_real_file_to_edit( $file ) {

	return WP_CONTENT_DIR . $file;

}

/**

 *

 * @since 1.2.0

 * @see wp_dropdown_categories()

 *

 */

function wp_dropdown_cats( $currentcat = 0, $currentparent = 0, $parent = 0, $level = 0, $categories = 0 ) {

	if (!$categories )

		$categories = get_categories( array('hide_empty' => 0) );

	if ( $categories ) {

		foreach ( $categories as $category ) {

			if ( $currentcat != $category->term_id && $parent == $category->parent) {

				$pad = str_repeat( '– ', $level );

				$category->name = esc_html( $category->name );

				echo "\n\t<option value='$category->term_id'";

				if ( $currentparent == $category->term_id )

					echo " selected='selected'";

				echo ">$pad$category->name</option>";

				wp_dropdown_cats( $currentcat, $currentparent, $category->term_id, $level +1, $categories );

			}

		}

	} else {

		return false;

	}

}

/**

 * Register a setting and its sanitization callback

 *

 * @since 2.7.0

 * @see register_setting()

 *

 * @param string $option_group A settings group name. Should correspond to a whitelisted option key name.

 * 	Default whitelisted option key names include "general," "discussion," and "reading," among others.

 * @param string $option_name The name of an option to sanitize and save.

 * @param callable $sanitize_callback A callback function that sanitizes the option's value.

 */

function add_option_update_handler( $option_group, $option_name, $sanitize_callback = '' ) {

	register_setting( $option_group, $option_name, $sanitize_callback );

}

/**

 * Unregister a setting

 *

 * @since 2.7.0

 * @see unregister_setting()

 *

 * @param string $option_group

 * @param string $option_name

 * @param callable $sanitize_callback

 */

function remove_option_update_handler( $option_group, $option_name, $sanitize_callback = '' ) {

	unregister_setting( $option_group, $option_name, $sanitize_callback );

}

/**

 * Determines the language to use for CodePress syntax highlighting.

 *

 * @since 2.8.0

 * @deprecated 3.0.0

 *

 * @param string $filename

**/

function codepress_get_lang( $filename ) {

}

/**

 * Adds JavaScript required to make CodePress work on the theme/plugin editors.

 *

 * @since 2.8.0

 * @deprecated 3.0.0

**/

function codepress_footer_js() {

}

/**

 * Determine whether to use CodePress.

 *

 * @since 2.8.0

 * @deprecated 3.0.0

**/

function use_codepress() {

}

/**

 *

 * @return array List of user IDs.

 */

function get_author_user_ids() {

	global $wpdb;

	if ( !is_multisite() )

		$level_key = $wpdb->get_blog_prefix() . 'user_level';

	else

		$level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels

	return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value != '0'", $level_key) );

}

/**

 *

 * @param int $user_id User ID.

 * @return array|bool List of editable authors. False if no editable users.

 */

function get_editable_authors( $user_id ) {

	global $wpdb;

	$editable = get_editable_user_ids( $user_id );

	if ( !$editable ) {

		return false;

	} else {

		$editable = join(',', $editable);

		$authors = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($editable) ORDER BY display_name" );

	}

	return apply_filters('get_editable_authors', $authors);

}

/**

 *

 */

function get_editable_user_ids( $user_id, $exclude_zeros = true, $post_type = 'post' ) {

	global $wpdb;

	if ( ! $user = get_userdata( $user_id ) )

		return array();

	$post_type_obj = get_post_type_object($post_type);

	if ( ! $user->has_cap($post_type_obj->cap->edit_others_posts) ) {

		if ( $user->has_cap($post_type_obj->cap->edit_posts) || ! $exclude_zeros )

			return array($user->ID);

		else

			return array();

	}

	if ( !is_multisite() )

		$level_key = $wpdb->get_blog_prefix() . 'user_level';

	else

		$level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels

	$query = $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s", $level_key);

	if ( $exclude_zeros )

		$query .= " AND meta_value != '0'";

	return $wpdb->get_col( $query );

}

/**

 */

function get_nonauthor_user_ids() {

	global $wpdb;

	if ( !is_multisite() )

		$level_key = $wpdb->get_blog_prefix() . 'user_level';

	else

		$level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels

	return $wpdb->get_col( $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s AND meta_value = '0'", $level_key) );

}

/**

 * WordPress User Search class.

 *

 * @since 2.1.0

 */

class WP_User_Search {

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 2.1.0

	 * @access private

	 * @var mixed

	 */

	var $results;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 2.1.0

	 * @access private

	 * @var string

	 */

	var $search_term;

	/**

	 * Page number.

	 *

	 * @since 2.1.0

	 * @access private

	 * @var int

	 */

	var $page;

	/**

	 * Role name that users have.

	 *

	 * @since 2.5.0

	 * @access private

	 * @var string

	 */

	var $role;

	/**

	 * Raw page number.

	 *

	 * @since 2.1.0

	 * @access private

	 * @var int|bool

	 */

	var $raw_page;

	/**

	 * Amount of users to display per page.

	 *

	 * @since 2.1.0

	 * @access public

	 * @var int

	 */

	var $users_per_page = 50;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 2.1.0

	 * @access private

	 * @var int

	 */

	var $first_user;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 2.1.0

	 * @access private

	 * @var int

	 */

	var $last_user;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 2.1.0

	 * @access private

	 * @var string

	 */

	var $query_limit;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 3.0.0

	 * @access private

	 * @var string

	 */

	var $query_orderby;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 3.0.0

	 * @access private

	 * @var string

	 */

	var $query_from;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 3.0.0

	 * @access private

	 * @var string

	 */

	var $query_where;

	/**

	 * {@internal Missing Description}}

	 *

	 * @since 2.1.0

	 * @access private