';
echo apply_filters('get_search_form', $form);
}
/**
* Display the Log In/Out link.
*
* Displays a link, which allows the user to navigate to the Log In page to log in
* or log out depending on whether or not they are currently logged in.
*
* @since 1.5.0
* @uses apply_filters() Calls 'loginout' hook on HTML link content.
*/
function wp_loginout() {
if ( ! is_user_logged_in() )
$link = '' . __('Log in') . '';
else
$link = '' . __('Log out') . '';
echo apply_filters('loginout', $link);
}
/**
* Returns the Log Out URL.
*
* Returns the URL that allows the user to log out of the site
*
* @since 2.7
* @uses wp_nonce_url() To protect against CSRF
* @uses site_url() To generate the log in URL
*
* @param string $redirect Path to redirect to on logout.
*/
function wp_logout_url($redirect = '') {
if ( strlen($redirect) )
$redirect = "&redirect_to=$redirect";
return wp_nonce_url( site_url("wp-login.php?action=logout$redirect", 'login'), 'log-out' );
}
/**
* Returns the Log In URL.
*
* Returns the URL that allows the user to log in to the site
*
* @since 2.7
* @uses site_url() To generate the log in URL
*
* @param string $redirect Path to redirect to on login.
*/
function wp_login_url($redirect = '') {
if ( strlen($redirect) )
$redirect = "?redirect_to=$redirect";
return site_url("wp-login.php$redirect", 'login');
}
/**
* Display the Registration or Admin link.
*
* Display a link which allows the user to navigate to the registration page if
* not logged in and registration is enabled or to the dashboard if logged in.
*
* @since 1.5.0
* @uses apply_filters() Calls 'register' hook on register / admin link content.
*
* @param string $before Text to output before the link (defaults to
).
* @param string $after Text to output after the link (defaults to
).
*/
function wp_register( $before = '
', $after = '
' ) {
if ( ! is_user_logged_in() ) {
if ( get_option('users_can_register') )
$link = $before . '' . __('Register') . '' . $after;
else
$link = '';
} else {
$link = $before . '' . __('Site Admin') . '' . $after;
}
echo apply_filters('register', $link);
}
/**
* Theme container function for the 'wp_meta' action.
*
* The 'wp_meta' action can have several purposes, depending on how you use it,
* but one purpose might have been to allow for theme switching.
*
* @since 1.5.0
* @link http://trac.wordpress.org/ticket/1458 Explanation of 'wp_meta' action.
* @uses do_action() Calls 'wp_meta' hook.
*/
function wp_meta() {
do_action('wp_meta');
}
/**
* Display information about the blog.
*
* @see get_bloginfo() For possible values for the parameter.
* @since 0.71
*
* @param string $show What to display.
*/
function bloginfo($show='') {
echo get_bloginfo($show, 'display');
}
/**
* Retrieve information about the blog.
*
* Some show parameter values are deprecated and will be removed in future
* versions. Care should be taken to check the function contents and know what
* the deprecated blog info options are. Options without "// DEPRECATED" are
* the preferred and recommended ways to get the information.
*
* The possible values for the 'show' parameter are listed below.
*
*
url - Blog URI to homepage.
*
wpurl - Blog URI path to WordPress.
*
description - Secondary title
*
*
* The feed URL options can be retrieved from 'rdf_url' (RSS 0.91),
* 'rss_url' (RSS 1.0), 'rss2_url' (RSS 2.0), or 'atom_url' (Atom feed). The
* comment feeds can be retrieved from the 'comments_atom_url' (Atom comment
* feed) or 'comments_rss2_url' (RSS 2.0 comment feed).
*
* There are many other options and you should check the function contents:
* {@source 32 37}
*
* @since 0.71
*
* @param string $show Blog info to retrieve.
* @param string $filter How to filter what is retrieved.
* @return string Mostly string values, might be empty.
*/
function get_bloginfo($show = '', $filter = 'raw') {
switch($show) {
case 'url' :
case 'home' : // DEPRECATED
case 'siteurl' : // DEPRECATED
$output = get_option('home');
break;
case 'wpurl' :
$output = get_option('siteurl');
break;
case 'description':
$output = get_option('blogdescription');
break;
case 'rdf_url':
$output = get_feed_link('rdf');
break;
case 'rss_url':
$output = get_feed_link('rss');
break;
case 'rss2_url':
$output = get_feed_link('rss2');
break;
case 'atom_url':
$output = get_feed_link('atom');
break;
case 'comments_atom_url':
$output = get_feed_link('comments_atom');
break;
case 'comments_rss2_url':
$output = get_feed_link('comments_rss2');
break;
case 'pingback_url':
$output = get_option('siteurl') .'/xmlrpc.php';
break;
case 'stylesheet_url':
$output = get_stylesheet_uri();
break;
case 'stylesheet_directory':
$output = get_stylesheet_directory_uri();
break;
case 'template_directory':
case 'template_url':
$output = get_template_directory_uri();
break;
case 'admin_email':
$output = get_option('admin_email');
break;
case 'charset':
$output = get_option('blog_charset');
if ('' == $output) $output = 'UTF-8';
break;
case 'html_type' :
$output = get_option('html_type');
break;
case 'version':
global $wp_version;
$output = $wp_version;
break;
case 'language':
$output = get_locale();
$output = str_replace('_', '-', $output);
break;
case 'text_direction':
global $wp_locale;
$output = $wp_locale->text_direction;
break;
case 'name':
default:
$output = get_option('blogname');
break;
}
$url = true;
if (strpos($show, 'url') === false &&
strpos($show, 'directory') === false &&
strpos($show, 'home') === false)
$url = false;
if ( 'display' == $filter ) {
if ( $url )
$output = apply_filters('bloginfo_url', $output, $show);
else
$output = apply_filters('bloginfo', $output, $show);
}
return $output;
}
/**
* Display or retrieve page title for all areas of blog.
*
* By default, the page title will display the separator before the page title,
* so that the blog title will be before the page title. This is not good for
* title display, since the blog title shows up on most tabs and not what is
* important, which is the page that the user is looking at.
*
* There are also SEO benefits to having the blog title after or to the 'right'
* or the page title. However, it is mostly common sense to have the blog title
* to the right with most browsers supporting tabs. You can achieve this by
* using the seplocation parameter and setting the value to 'right'. This change
* was introduced around 2.5.0, in case backwards compatibility of themes is
* important.
*
* @since 1.0.0
*
* @param string $sep Optional, default is '»'. How to separate the various items within the page title.
* @param bool $display Optional, default is true. Whether to display or retrieve title.
* @param string $seplocation Optional. Direction to display title, 'right'.
* @return string|null String on retrieve, null when displaying.
*/
function wp_title($sep = '»', $display = true, $seplocation = '') {
global $wpdb, $wp_locale, $wp_query;
$cat = get_query_var('cat');
$tag = get_query_var('tag_id');
$category_name = get_query_var('category_name');
$author = get_query_var('author');
$author_name = get_query_var('author_name');
$m = get_query_var('m');
$year = get_query_var('year');
$monthnum = get_query_var('monthnum');
$day = get_query_var('day');
$title = '';
$t_sep = '%WP_TITILE_SEP%'; // Temporary separator, for accurate flipping, if necessary
// If there's a category
if ( !empty($cat) ) {
// category exclusion
if ( !stristr($cat,'-') )
$title = apply_filters('single_cat_title', get_the_category_by_ID($cat));
} elseif ( !empty($category_name) ) {
if ( stristr($category_name,'/') ) {
$category_name = explode('/',$category_name);
if ( $category_name[count($category_name)-1] )
$category_name = $category_name[count($category_name)-1]; // no trailing slash
else
$category_name = $category_name[count($category_name)-2]; // there was a trailling slash
}
$cat = get_term_by('slug', $category_name, 'category', OBJECT, 'display');
if ( $cat )
$title = apply_filters('single_cat_title', $cat->name);
}
if ( !empty($tag) ) {
$tag = get_term($tag, 'post_tag', OBJECT, 'display');
if ( is_wp_error( $tag ) )
return $tag;
if ( ! empty($tag->name) )
$title = apply_filters('single_tag_title', $tag->name);
}
// If there's an author
if ( !empty($author) ) {
$title = get_userdata($author);
$title = $title->display_name;
}
if ( !empty($author_name) ) {
// We do a direct query here because we don't cache by nicename.
$title = $wpdb->get_var($wpdb->prepare("SELECT display_name FROM $wpdb->users WHERE user_nicename = %s", $author_name));
}
// If there's a month
if ( !empty($m) ) {
$my_year = substr($m, 0, 4);
$my_month = $wp_locale->get_month(substr($m, 4, 2));
$my_day = intval(substr($m, 6, 2));
$title = "$my_year" . ($my_month ? "$t_sep$my_month" : "") . ($my_day ? "$t_sep$my_day" : "");
}
if ( !empty($year) ) {
$title = $year;
if ( !empty($monthnum) )
$title .= "$t_sep" . $wp_locale->get_month($monthnum);
if ( !empty($day) )
$title .= "$t_sep" . zeroise($day, 2);
}
// If there is a post
if ( is_single() || ( is_page() && !is_front_page() ) ) {
$post = $wp_query->get_queried_object();
$title = strip_tags( apply_filters( 'single_post_title', $post->post_title ) );
}
// If there's a taxonomy
if ( is_tax() ) {
$taxonomy = get_query_var( 'taxonomy' );
$tax = get_taxonomy( $taxonomy );
$tax = $tax->label;
$term = $wp_query->get_queried_object();
$term = $term->name;
$title = "$tax$t_sep$term";
}
if ( is_404() ) {
$title = __('Page not found');
}
$prefix = '';
if ( !empty($title) )
$prefix = " $sep ";
// Determines position of the separator and direction of the breadcrumb
if ( 'right' == $seplocation ) { // sep on right, so reverse the order
$title_array = explode( $t_sep, $title );
$title_array = array_reverse( $title_array );
$title = implode( " $sep ", $title_array ) . $prefix;
} else {
$title_array = explode( $t_sep, $title );
$title = $prefix . implode( " $sep ", $title_array );
}
$title = apply_filters('wp_title', $title, $sep, $seplocation);
// Send it out
if ( $display )
echo $title;
else
return $title;
}
/**
* Display or retrieve page title for post.
*
* This is optimized for single.php template file for displaying the post title.
* Only useful for posts, does not support pages for example.
*
* It does not support placing the separator after the title, but by leaving the
* prefix parameter empty, you can set the title separator manually. The prefix
* does not automatically place a space between the prefix, so if there should
* be a space, the parameter value will need to have it at the end.
*
* @since 0.71
* @uses $wpdb
*
* @param string $prefix Optional. What to display before the title.
* @param bool $display Optional, default is true. Whether to display or retrieve title.
* @return string|null Title when retrieving, null when displaying or failure.
*/
function single_post_title($prefix = '', $display = true) {
global $wpdb;
$p = get_query_var('p');
$name = get_query_var('name');
if ( intval($p) || '' != $name ) {
if ( !$p )
$p = $wpdb->get_var($wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_name = %s", $name));
$post = & get_post($p);
$title = $post->post_title;
$title = apply_filters('single_post_title', $title);
if ( $display )
echo $prefix.strip_tags($title);
else
return strip_tags($title);
}
}
/**
* Display or retrieve page title for category archive.
*
* This is useful for category template file or files, because it is optimized
* for category page title and with less overhead than {@link wp_title()}.
*
* It does not support placing the separator after the title, but by leaving the
* prefix parameter empty, you can set the title separator manually. The prefix
* does not automatically place a space between the prefix, so if there should
* be a space, the parameter value will need to have it at the end.
*
* @since 0.71
*
* @param string $prefix Optional. What to display before the title.
* @param bool $display Optional, default is true. Whether to display or retrieve title.
* @return string|null Title when retrieving, null when displaying or failure.
*/
function single_cat_title($prefix = '', $display = true ) {
$cat = intval( get_query_var('cat') );
if ( !empty($cat) && !(strtoupper($cat) == 'ALL') ) {
$my_cat_name = apply_filters('single_cat_title', get_the_category_by_ID($cat));
if ( !empty($my_cat_name) ) {
if ( $display )
echo $prefix.strip_tags($my_cat_name);
else
return strip_tags($my_cat_name);
}
} else if ( is_tag() ) {
return single_tag_title($prefix, $display);
}
}
/**
* Display or retrieve page title for tag post archive.
*
* Useful for tag template files for displaying the tag page title. It has less
* overhead than {@link wp_title()}, because of its limited implementation.
*
* It does not support placing the separator after the title, but by leaving the
* prefix parameter empty, you can set the title separator manually. The prefix
* does not automatically place a space between the prefix, so if there should
* be a space, the parameter value will need to have it at the end.
*
* @since 2.3.0
*
* @param string $prefix Optional. What to display before the title.
* @param bool $display Optional, default is true. Whether to display or retrieve title.
* @return string|null Title when retrieving, null when displaying or failure.
*/
function single_tag_title($prefix = '', $display = true ) {
if ( !is_tag() )
return;
$tag_id = intval( get_query_var('tag_id') );
if ( !empty($tag_id) ) {
$my_tag = &get_term($tag_id, 'post_tag', OBJECT, 'display');
if ( is_wp_error( $my_tag ) )
return false;
$my_tag_name = apply_filters('single_tag_title', $my_tag->name);
if ( !empty($my_tag_name) ) {
if ( $display )
echo $prefix . $my_tag_name;
else
return $my_tag_name;
}
}
}
/**
* Display or retrieve page title for post archive based on date.
*
* Useful for when the template only needs to display the month and year, if
* either are available. Optimized for just this purpose, so if it is all that
* is needed, should be better than {@link wp_title()}.
*
* It does not support placing the separator after the title, but by leaving the
* prefix parameter empty, you can set the title separator manually. The prefix
* does not automatically place a space between the prefix, so if there should
* be a space, the parameter value will need to have it at the end.
*
* @since 0.71
*
* @param string $prefix Optional. What to display before the title.
* @param bool $display Optional, default is true. Whether to display or retrieve title.
* @return string|null Title when retrieving, null when displaying or failure.
*/
function single_month_title($prefix = '', $display = true ) {
global $wp_locale;
$m = get_query_var('m');
$year = get_query_var('year');
$monthnum = get_query_var('monthnum');
if ( !empty($monthnum) && !empty($year) ) {
$my_year = $year;
$my_month = $wp_locale->get_month($monthnum);
} elseif ( !empty($m) ) {
$my_year = substr($m, 0, 4);
$my_month = $wp_locale->get_month(substr($m, 4, 2));
}
if ( empty($my_month) )
return false;
$result = $prefix . $my_month . $prefix . $my_year;
if ( !$display )
return $result;
echo $result;
}
/**
* Retrieve archive link content based on predefined or custom code.
*
* The format can be one of four styles. The 'link' for head element, 'option'
* for use in the select element, 'html' for use in list (either ol or ul HTML
* elements). Custom content is also supported using the before and after
* parameters.
*
* The 'link' format uses the link HTML element with the archives
* relationship. The before and after parameters are not used. The text
* parameter is used to describe the link.
*
* The 'option' format uses the option HTML element for use in select element.
* The value is the url parameter and the before and after parameters are used
* between the text description.
*
* The 'html' format, which is the default, uses the li HTML element for use in
* the list HTML elements. The before parameter is before the link and the after
* parameter is after the closing link.
*
* The custom format uses the before parameter before the link ('a' HTML
* element) and the after parameter after the closing link tag. If the above
* three values for the format are not used, then custom format is assumed.
*
* @since 1.0.0
* @author Orien
* @link http://icecode.com/ link navigation hack by Orien
*
* @param string $url URL to archive.
* @param string $text Archive text description.
* @param string $format Optional, default is 'html'. Can be 'link', 'option', 'html', or custom.
* @param string $before Optional.
* @param string $after Optional.
* @return string HTML link content for archive.
*/
function get_archives_link($url, $text, $format = 'html', $before = '', $after = '') {
$text = wptexturize($text);
$title_text = attribute_escape($text);
$url = clean_url($url);
if ('link' == $format)
$link_html = "\t\n";
elseif ('option' == $format)
$link_html = "\t\n";
elseif ('html' == $format)
$link_html = "\t
";
$output = ob_get_contents();
ob_end_clean();
echo $output;
$cache[ $key ] = $output;
wp_cache_set( 'get_calendar', $cache, 'calendar' );
}
/**
* Purge the cached results of get_calendar.
*
* @see get_calendar
* @since 2.1.0
*/
function delete_get_calendar_cache() {
wp_cache_delete( 'get_calendar', 'calendar' );
}
add_action( 'save_post', 'delete_get_calendar_cache' );
add_action( 'delete_post', 'delete_get_calendar_cache' );
add_action( 'update_option_start_of_week', 'delete_get_calendar_cache' );
add_action( 'update_option_gmt_offset', 'delete_get_calendar_cache' );
add_action( 'update_option_start_of_week', 'delete_get_calendar_cache' );
/**
* Display all of the allowed tags in HTML format with attributes.
*
* This is useful for displaying in the comment area, which elements and
* attributes are supported. As well as any plugins which want to display it.
*
* @since 1.0.1
* @uses $allowedtags
*
* @return string HTML allowed tags entity encoded.
*/
function allowed_tags() {
global $allowedtags;
$allowed = '';
foreach ( (array) $allowedtags as $tag => $attributes ) {
$allowed .= '<'.$tag;
if ( 0 < count($attributes) ) {
foreach ( $attributes as $attribute => $limits ) {
$allowed .= ' '.$attribute.'=""';
}
}
$allowed .= '> ';
}
return htmlentities($allowed);
}
/***** Date/Time tags *****/
/**
* Outputs the date in iso8601 format for xml files.
*
* @since 1.0.0
*/
function the_date_xml() {
global $post;
echo mysql2date('Y-m-d', $post->post_date);
}
/**
* Display or Retrieve the date the post was written.
*
* Will only output the date if the current post's date is different from the
* previous one output.
*
* @since 0.71
*
* @param string $d Optional. PHP date format defaults to the date_format option if not specified.
* @param string $before Optional. Output before the date.
* @param string $after Optional. Output after the date.
* @param bool $echo Optional, default is display. Whether to echo the date or return it.
* @return string|null Null if displaying, string if retrieving.
*/
function the_date($d='', $before='', $after='', $echo = true) {
global $post, $day, $previousday;
$the_date = '';
if ( $day != $previousday ) {
$the_date .= $before;
if ( $d=='' )
$the_date .= mysql2date(get_option('date_format'), $post->post_date);
else
$the_date .= mysql2date($d, $post->post_date);
$the_date .= $after;
$previousday = $day;
$the_date = apply_filters('the_date', $the_date, $d, $before, $after);
if ( $echo )
echo $the_date;
else
return $the_date;
}
}
/**
* Display the date on which the post was last modified.
*
* @since 2.1.0
*
* @param string $d Optional. PHP date format.
* @return string
*/
function the_modified_date($d = '') {
echo apply_filters('the_modified_date', get_the_modified_date($d), $d);
}
/**
* Retrieve the date on which the post was last modified.
*
* @since 2.1.0
*
* @param string $d Optional. PHP date format. Defaults to the "date_format" option
* @return string
*/
function get_the_modified_date($d = '') {
if ( '' == $d )
$the_time = get_post_modified_time(get_option('date_format'));
else
$the_time = get_post_modified_time($d);
return apply_filters('get_the_modified_date', $the_time, $d);
}
/**
* Display the time at which the post was written.
*
* @since 0.71
*
* @param string $d Either 'G', 'U', or php date format.
*/
function the_time( $d = '' ) {
echo apply_filters('the_time', get_the_time( $d ), $d);
}
/**
* Retrieve the time at which the post was written.
*
* @since 1.5.0
*
* @param string $d Either 'G', 'U', or php date format defaults to the value specified in the time_format option.
* @param int|object $post Optional post ID or object. Default is global $post object.
* @return string
*/
function get_the_time( $d = '', $post = null ) {
$post = get_post($post);
if ( '' == $d )
$the_time = get_post_time(get_option('time_format'), false, $post);
else
$the_time = get_post_time($d, false, $post);
return apply_filters('get_the_time', $the_time, $d, $post);
}
/**
* Retrieve the time at which the post was written.
*
* @since 2.0.0
*
* @param string $d Either 'G', 'U', or php date format.
* @param bool $gmt Whether of not to return the gmt time.
* @param int|object $post Optional post ID or object. Default is global $post object.
* @return string
*/
function get_post_time( $d = 'U', $gmt = false, $post = null ) { // returns timestamp
$post = get_post($post);
if ( $gmt )
$time = $post->post_date_gmt;
else
$time = $post->post_date;
$time = mysql2date($d, $time);
return apply_filters('get_post_time', $time, $d, $gmt);
}
/**
* Display the time at which the post was last modified.
*
* @since 2.0.0
*
* @param string $d Either 'G', 'U', or php date format defaults to the value specified in the time_format option.
*/
function the_modified_time($d = '') {
echo apply_filters('the_modified_time', get_the_modified_time($d), $d);
}
/**
* Retrieve the time at which the post was last modified.
*
* @since 2.0.0
*
* @param string $d Either 'G', 'U', or php date format defaults to the value specified in the time_format option.
* @return string
*/
function get_the_modified_time($d = '') {
if ( '' == $d )
$the_time = get_post_modified_time(get_option('time_format'));
else
$the_time = get_post_modified_time($d);
return apply_filters('get_the_modified_time', $the_time, $d);
}
/**
* Retrieve the time at which the post was last modified.
*
* @since 2.0.0
*
* @param string $d Either 'G', 'U', or php date format.
* @param bool $gmt Whether of not to return the gmt time.
* @return string Returns timestamp
*/
function get_post_modified_time( $d = 'U', $gmt = false ) {
global $post;
if ( $gmt )
$time = $post->post_modified_gmt;
else
$time = $post->post_modified;
$time = mysql2date($d, $time);
return apply_filters('get_the_modified_time', $time, $d, $gmt);
}
/**
* Display the weekday on which the post was written.
*
* @since 0.71
* @uses $wp_locale
* @uses $post
*/
function the_weekday() {
global $wp_locale, $post;
$the_weekday = $wp_locale->get_weekday(mysql2date('w', $post->post_date));
$the_weekday = apply_filters('the_weekday', $the_weekday);
echo $the_weekday;
}
/**
* Display the weekday on which the post was written.
*
* Will only output the weekday if the current post's weekday is different from
* the previous one output.
*
* @since 0.71
*
* @param string $before output before the date.
* @param string $after output after the date.
*/
function the_weekday_date($before='',$after='') {
global $wp_locale, $post, $day, $previousweekday;
$the_weekday_date = '';
if ( $day != $previousweekday ) {
$the_weekday_date .= $before;
$the_weekday_date .= $wp_locale->get_weekday(mysql2date('w', $post->post_date));
$the_weekday_date .= $after;
$previousweekday = $day;
}
$the_weekday_date = apply_filters('the_weekday_date', $the_weekday_date, $before, $after);
echo $the_weekday_date;
}
/**
* Fire the wp_head action
*
* @since 1.2.0
* @uses do_action() Calls 'wp_head' hook.
*/
function wp_head() {
do_action('wp_head');
}
/**
* Fire the wp_footer action
*
* @since 1.5.1
* @uses do_action() Calls 'wp_footer' hook.
*/
function wp_footer() {
do_action('wp_footer');
}
/**
* Enable/disable automatic general feed link outputting.
*
* @since 2.8.0
*
* @param boolean $add Add or remove links. Defaults to true.
*/
function automatic_feed_links( $add = true ) {
if ( $add )
add_action( 'wp_head', 'feed_links', 2 );
else {
remove_action( 'wp_head', 'feed_links', 2 );
remove_action( 'wp_head', 'feed_links_extra', 3 );
}
}
/**
* Display the links to the general feeds.
*
* @since 2.8.0
*
* @param array $args Optional arguments.
*/
function feed_links( $args ) {
$defaults = array(
'seperator' => _c('»|Seperator character for feed titles in theme head'),
'feedtitle' => __('%s Feed'),
'comstitle' => __('%s Comments Feed'),
);
$args = wp_parse_args( $args, $defaults );
echo '\n";
echo '\n";
}
/**
* Display the links to the extra feeds such as category feeds.
*
* @since 2.8.0
*
* @param array $args Optional arguments.
*/
function feed_links_extra( $args ) {
$defaults = array(
'seperator' => _c('»|Seperator character for feed titles in theme head'),
'singletitle' => __('%1$s %2$s %3$s Comments Feed'),
'cattitle' => __('%1$s %2$s %3$s Category Feed'),
'tagtitle' => __('%1$s %2$s %3$s Tag Feed'),
'authortitle' => __('%1$s %2$s Posts by %3$s Feed'),
'searchtitle' => __('%1$s %2$s Search Results for "%3$s" Feed'),
);
$args = wp_parse_args( $args, $defaults );
if ( is_single() || is_page() ) {
$post = &get_post( $id = 0 );
if ( comments_open() || pings_open() || $post->comment_count > 0 )
echo '\n";
}
elseif ( is_category() ) {
$cat_id = intval( get_query_var('cat') );
echo '\n";
}
elseif ( is_tag() ) {
$tag_id = intval( get_query_var('tag_id') );
$tag = get_tag( $tag_id );
echo '\n";
}
elseif ( is_author() ) {
$author_id = intval( get_query_var('author') );
echo '\n";
}
elseif ( is_search() ) {
echo '\n";
}
}
/**
* Display the link to the Really Simple Discovery service endpoint.
*
* @link http://archipelago.phrasewise.com/rsd
* @since 2.0.0
*/
function rsd_link() {
echo '\n";
}
/**
* Display the link to the Windows Live Writer manifest file.
*
* @link http://msdn.microsoft.com/en-us/library/bb463265.aspx
* @since 2.3.1
*/
function wlwmanifest_link() {
echo ' ' . "\n";
}
/**
* Display a noindex meta tag if required by the blog configuration.
*
* If a blog is marked as not being public then the noindex meta tag will be
* output to tell web robots not to index the page content.
*
* @since 2.1.0
*/
function noindex() {
// If the blog is not public, tell robots to go away.
if ( '0' == get_option('blog_public') )
echo "\n";
}
/**
* Determine if TinyMCE is available.
*
* Checks to see if the user has deleted the tinymce files to slim down there WordPress install.
*
* @since 2.1.0
*
* @return bool Whether of not TinyMCE exists.
*/
function rich_edit_exists() {
global $wp_rich_edit_exists;
if ( !isset($wp_rich_edit_exists) )
$wp_rich_edit_exists = file_exists(ABSPATH . WPINC . '/js/tinymce/tiny_mce.js');
return $wp_rich_edit_exists;
}
/**
* Whether or not the user should have a WYSIWIG editor.
*
* Checks that the user requires a WYSIWIG editor and that the editor is
* supported in the users browser.
*
* @since 2.0.0
*
* @return bool
*/
function user_can_richedit() {
global $wp_rich_edit, $pagenow;
if ( !isset( $wp_rich_edit) ) {
if ( get_user_option( 'rich_editing' ) == 'true' &&
( ( preg_match( '!AppleWebKit/(\d+)!', $_SERVER['HTTP_USER_AGENT'], $match ) && intval($match[1]) >= 420 ) ||
!preg_match( '!opera[ /][2-8]|konqueror|safari!i', $_SERVER['HTTP_USER_AGENT'] ) )
&& 'comment.php' != $pagenow ) {
$wp_rich_edit = true;
} else {
$wp_rich_edit = false;
}
}
return apply_filters('user_can_richedit', $wp_rich_edit);
}
/**
* Find out which editor should be displayed by default.
*
* Works out which of the two editors to display as the current editor for a
* user.
*
* @since 2.5.0
*
* @return string Either 'tinymce', or 'html', or 'test'
*/
function wp_default_editor() {
$r = user_can_richedit() ? 'tinymce' : 'html'; // defaults
if ( $user = wp_get_current_user() ) { // look for cookie
$ed = get_user_setting('editor', 'tinymce');
$r = ( in_array($ed, array('tinymce', 'html', 'test') ) ) ? $ed : $r;
}
return apply_filters( 'wp_default_editor', $r ); // filter
}
/**
* Display visual editor forms: TinyMCE, or HTML, or both.
*
* The amount of rows the text area will have for the content has to be between
* 3 and 100 or will default at 12. There is only one option used for all users,
* named 'default_post_edit_rows'.
*
* If the user can not use the rich editor (TinyMCE), then the switch button
* will not be displayed.
*
* @since 2.1.0
*
* @param string $content Textarea content.
* @param string $id HTML ID attribute value.
* @param string $prev_id HTML ID name for switching back and forth between visual editors.
* @param bool $media_buttons Optional, default is true. Whether to display media buttons.
* @param int $tab_index Optional, default is 2. Tabindex for textarea element.
*/
function the_editor($content, $id = 'content', $prev_id = 'title', $media_buttons = true, $tab_index = 2) {
$rows = get_option('default_post_edit_rows');
if (($rows < 3) || ($rows > 100))
$rows = 12;
if ( !current_user_can( 'upload_files' ) )
$media_buttons = false;
$richedit = user_can_richedit();
$rows = "rows='$rows'";
if ( $richedit || $media_buttons ) { ?>
\n";
break;
default :
$r = join("\n", $page_links);
break;
endswitch;
return $r;
}
/**
* Registers an admin colour scheme css file.
*
* Allows a plugin to register a new admin colour scheme. For example:
*
* wp_admin_css_color('classic', __('Classic'), admin_url("css/colors-classic.css"),
* array('#07273E', '#14568A', '#D54E21', '#2683AE'));
*
*
* @since 2.5.0
*
* @param string $key The unique key for this theme.
* @param string $name The name of the theme.
* @param string $url The url of the css file containing the colour scheme.
* @param array @colors An array of CSS color definitions which are used to give the user a feel for the theme.
*/
function wp_admin_css_color($key, $name, $url, $colors = array()) {
global $_wp_admin_css_colors;
if ( !isset($_wp_admin_css_colors) )
$_wp_admin_css_colors = array();
$_wp_admin_css_colors[$key] = (object) array('name' => $name, 'url' => $url, 'colors' => $colors);
}
/**
* Display the URL of a WordPress admin CSS file.
*
* @see WP_Styles::_css_href and its style_loader_src filter.
*
* @since 2.3.0
*
* @param string $file file relative to wp-admin/ without its ".css" extension.
*/
function wp_admin_css_uri( $file = 'wp-admin' ) {
if ( defined('WP_INSTALLING') ) {
$_file = "./$file.css";
} else {
$_file = admin_url("$file.css");
}
$_file = add_query_arg( 'version', get_bloginfo( 'version' ), $_file );
return apply_filters( 'wp_admin_css_uri', $_file, $file );
}
/**
* Enqueues or directly prints a stylesheet link to the specified CSS file.
*
* "Intelligently" decides to enqueue or to print the CSS file. If the
* 'wp_print_styles' action has *not* yet been called, the CSS file will be
* enqueued. If the wp_print_styles action *has* been called, the CSS link will
* be printed. Printing may be forced by passing TRUE as the $force_echo
* (second) parameter.
*
* For backward compatibility with WordPress 2.3 calling method: If the $file
* (first) parameter does not correspond to a registered CSS file, we assume
* $file is a file relative to wp-admin/ without its ".css" extension. A
* stylesheet link to that generated URL is printed.
*
* @package WordPress
* @since 2.3.0
* @uses $wp_styles WordPress Styles Object
*
* @param string $file Style handle name or file name (without ".css" extension) relative to wp-admin/
* @param bool $force_echo Optional. Force the stylesheet link to be printed rather than enqueued.
*/
function wp_admin_css( $file = 'wp-admin', $force_echo = false ) {
global $wp_styles;
if ( !is_a($wp_styles, 'WP_Styles') )
$wp_styles = new WP_Styles();
// For backward compatibility
$handle = 0 === strpos( $file, 'css/' ) ? substr( $file, 4 ) : $file;
if ( $wp_styles->query( $handle ) ) {
if ( $force_echo || did_action( 'wp_print_styles' ) ) // we already printed the style queue. Print this one immediately
wp_print_styles( $handle );
else // Add to style queue
wp_enqueue_style( $handle );
return;
}
echo apply_filters( 'wp_admin_css', "\n", $file );
if ( 'rtl' == get_bloginfo( 'text_direction' ) )
echo apply_filters( 'wp_admin_css', "\n", "$file-rtl" );
}
/**
* Enqueues the default ThickBox js and css.
*
* If any of the settings need to be changed, this can be done with another js
* file similar to media-upload.js and theme-preview.js. That file should
* require array('thickbox') to ensure it is loaded after.
*
* @since 2.5.0
*/
function add_thickbox() {
wp_enqueue_script( 'thickbox' );
wp_enqueue_style( 'thickbox' );
}
/**
* Display the XHTML generator that is generated on the wp_head hook.
*
* @since 2.5.0
*/
function wp_generator() {
the_generator( apply_filters( 'wp_generator_type', 'xhtml' ) );
}
/**
* Display the generator XML or Comment for RSS, ATOM, etc.
*
* Returns the correct generator type for the requested output format. Allows
* for a plugin to filter generators overall the the_generator filter.
*
* @since 2.5.0
* @uses apply_filters() Calls 'the_generator' hook.
*
* @param string $type The type of generator to output - (html|xhtml|atom|rss2|rdf|comment|export).
*/
function the_generator( $type ) {
echo apply_filters('the_generator', get_the_generator($type), $type) . "\n";
}
/**
* Creates the generator XML or Comment for RSS, ATOM, etc.
*
* Returns the correct generator type for the requested output format. Allows
* for a plugin to filter generators on an individual basis using the
* 'get_the_generator_{$type}' filter.
*
* @since 2.5.0
* @uses apply_filters() Calls 'get_the_generator_$type' hook.
*
* @param string $type The type of generator to return - (html|xhtml|atom|rss2|rdf|comment|export).
* @return string The HTML content for the generator.
*/
function get_the_generator( $type ) {
switch ($type) {
case 'html':
$gen = '' . "\n";
break;
case 'xhtml':
$gen = '' . "\n";
break;
case 'atom':
$gen = 'WordPress';
break;
case 'rss2':
$gen = 'http://wordpress.org/?v=' . get_bloginfo_rss( 'version' ) . '';
break;
case 'rdf':
$gen = '';
break;
case 'comment':
$gen = '';
break;
case 'export':
$gen = '';
break;
}
return apply_filters( "get_the_generator_{$type}", $gen, $type );
}
?>