wp_blog/wp-content/themes/Bootstrap-for-WordPress-master/functions.php
2020-01-02 23:15:16 +07:00

458 lines
16 KiB
PHP

<?php
/**
* Bootstrap functions and definitions
*
*
*/
/**
* Set the content width based on the theme's design and stylesheet.
*
*/
if ( ! isset( $content_width ) )
$content_width = 560;
/** Tell WordPress to run bootstrap_setup() when the 'after_setup_theme' hook is run. */
add_action( 'after_setup_theme', 'bootstrap_setup' );
if ( ! function_exists( 'bootstrap_setup' ) ):
function bootstrap_setup() {
// This theme styles the visual editor with editor-style.css to match the theme style.
add_editor_style();
// Post Format support. You can also use the legacy "gallery" or "asides" (note the plural) categories.
add_theme_support( 'post-formats', array( 'aside', 'gallery' ) );
// This theme uses post thumbnails
add_theme_support( 'post-thumbnails' );
// Add default posts and comments RSS feed links to head
add_theme_support( 'automatic-feed-links' );
// Make theme available for translation
// Translations can be filed in the /languages/ directory
load_theme_textdomain( 'bootstrap', TEMPLATEPATH . '/languages' );
$locale = get_locale();
$locale_file = TEMPLATEPATH . "/languages/$locale.php";
if ( is_readable( $locale_file ) )
require_once( $locale_file );
// This theme uses wp_nav_menu() in one location.
register_nav_menus( array(
'primary' => __( 'Primary Navigation', 'bootstrap' ),
) );
// This theme allows users to set a custom background
add_custom_background();
}
endif;
/**
* Function to add stylesheets to wp_head.
*
*
*/
function add_my_stylesheets() {
wp_register_style( 'bootstrap-style', get_template_directory_uri() . '/css/bootstrap.css' );
wp_enqueue_style( 'bootstrap-style' );
wp_register_style( 'extra-styles', get_template_directory_uri() . '/style.css' );
wp_enqueue_style( 'extra-styles' );
wp_register_style( 'bootstrap-responsive', get_template_directory_uri() . '/css/bootstrap-responsive.css' );
wp_enqueue_style( 'bootstrap-responsive' );
}
add_action('wp_enqueue_scripts', 'add_my_stylesheets');
/**
* Get our wp_nav_menu() fallback, wp_page_menu(), to show a home link.
*
*
*/
function bootstrap_page_menu_args( $args ) {
$args['show_home'] = true;
return $args;
}
add_filter( 'wp_page_menu_args', 'bootstrap_page_menu_args' );
/**
* Sets the post excerpt length to 40 characters.
*
*/
function bootstrap_excerpt_length( $length ) {
return 40;
}
add_filter( 'excerpt_length', 'bootstrap_excerpt_length' );
/**
* Returns a "Continue" link for excerpts
*
*/
function bootstrap_continue_reading_link() {
return ' <a href="'. get_permalink() . '">' . __( 'Continue <span class="meta-nav">&rarr;</span>', 'bootstrap' ) . '</a>';
}
/**
* Replaces "[...]" (appended to automatically generated excerpts) with an ellipsis and bootstrap_continue_reading_link().
*
*/
function bootstrap_auto_excerpt_more( $more ) {
return ' &hellip;' . bootstrap_continue_reading_link();
}
add_filter( 'excerpt_more', 'bootstrap_auto_excerpt_more' );
/**
* Adds a pretty "Continue" link to custom post excerpts.
*
*/
function bootstrap_custom_excerpt_more( $output ) {
if ( has_excerpt() && ! is_attachment() ) {
$output .= bootstrap_continue_reading_link();
}
return $output;
}
add_filter( 'get_the_excerpt', 'bootstrap_custom_excerpt_more' );
/**
* Remove inline styles printed when the gallery shortcode is used.
*
*/
add_filter( 'use_default_gallery_style', '__return_false' );
/**
* Deprecated way to remove inline styles printed when the gallery shortcode is used.
*
* This function is no longer needed or used. Use the use_default_gallery_style
* filter instead, as seen above.
*
*/
function bootstrap_remove_gallery_css( $css ) {
return preg_replace( "#<style type='text/css'>(.*?)</style>#s", '', $css );
}
// Backwards compatibility with WordPress 3.0.
if ( version_compare( $GLOBALS['wp_version'], '3.1', '<' ) )
add_filter( 'gallery_style', 'bootstrap_remove_gallery_css' );
if ( ! function_exists( 'bootstrap_comment' ) ) :
/**
* Template for comments and pingbacks.
*
*/
function bootstrap_comment( $comment, $args, $depth ) {
$GLOBALS['comment'] = $comment;
switch ( $comment->comment_type ) :
case '' :
?>
<li <?php comment_class(); ?> id="li-comment-<?php comment_ID(); ?>">
<div id="comment-<?php comment_ID(); ?>">
<div class="comment-author vcard">
<?php echo get_avatar( $comment, 40 ); ?>
<?php printf( __( '%s <span class="says">says:</span>', 'bootstrap' ), sprintf( '<cite class="fn">%s</cite>', get_comment_author_link() ) ); ?>
</div><!-- .comment-author .vcard -->
<?php if ( $comment->comment_approved == '0' ) : ?>
<em class="comment-awaiting-moderation"><?php _e( 'Your comment is awaiting moderation.', 'bootstrap' ); ?></em>
<br />
<?php endif; ?>
<div class="comment-meta commentmetadata"><a href="<?php echo esc_url( get_comment_link( $comment->comment_ID ) ); ?>">
<?php
/* translators: 1: date, 2: time */
printf( __( '%1$s at %2$s', 'bootstrap' ), get_comment_date(), get_comment_time() ); ?></a><?php edit_comment_link( __( '(Edit)', 'bootstrap' ), ' ' );
?>
</div><!-- .comment-meta .commentmetadata -->
<div class="comment-body"><?php comment_text(); ?></div>
<div class="reply">
<?php comment_reply_link( array_merge( $args, array( 'depth' => $depth, 'max_depth' => $args['max_depth'] ) ) ); ?>
</div><!-- .reply -->
</div><!-- #comment-## -->
<?php
break;
case 'pingback' :
case 'trackback' :
?>
<li class="post pingback">
<p><?php _e( 'Pingback:', 'bootstrap' ); ?> <?php comment_author_link(); ?><?php edit_comment_link( __( '(Edit)', 'bootstrap' ), ' ' ); ?></p>
<?php
break;
endswitch;
}
endif;
/**
* Register widgetized areas, including two sidebars and four widget-ready columns in the footer.
*
*/
function bootstrap_widgets_init() {
// The sidebar widget area.
register_sidebar( array(
'name' => __( 'Sidebar Widget Area', 'bootstrap' ),
'id' => 'sidebar-widget-area',
'description' => __( 'The Sidebar widget area', 'bootstrap' ),
'before_widget' => '<li id="%1$s" class="widget-container %2$s">',
'after_widget' => '</li>',
'before_title' => '<h3 class="widget-title">',
'after_title' => '</h3>',
) );
}
/** Register sidebars by running bootstrap_widgets_init() on the widgets_init hook. */
add_action( 'widgets_init', 'bootstrap_widgets_init' );
/**
* Removes the default styles that are packaged with the Recent Comments widget.
*
*/
function bootstrap_remove_recent_comments_style() {
add_filter( 'show_recent_comments_widget_style', '__return_false' );
}
add_action( 'widgets_init', 'bootstrap_remove_recent_comments_style' );
if ( ! function_exists( 'bootstrap_posted_on' ) ) :
/**
* Prints HTML with meta information for the current post-date/time and author.
*
*/
function bootstrap_posted_on() {
printf( __( '<span class="%1$s">Posted on</span> %2$s <span class="meta-sep">by</span> %3$s', 'bootstrap' ),
'meta-prep meta-prep-author',
sprintf( '<a href="%1$s" title="%2$s" rel="bookmark"><span class="entry-date">%3$s</span></a>',
get_permalink(),
esc_attr( get_the_time() ),
get_the_date()
),
sprintf( '<span class="author vcard"><a class="url fn n" href="%1$s" title="%2$s">%3$s</a></span>',
get_author_posts_url( get_the_author_meta( 'ID' ) ),
sprintf( esc_attr__( 'View all posts by %s', 'bootstrap' ), get_the_author() ),
get_the_author()
)
);
}
endif;
if ( ! function_exists( 'bootstrap_posted_in' ) ) :
/**
* Prints HTML with meta information for the current post (category, tags and permalink).
*
*/
function bootstrap_posted_in() {
// Retrieves tag list of current post, separated by commas.
$tag_list = get_the_tag_list( '', ', ' );
if ( $tag_list ) {
$posted_in = __( 'This entry was posted in %1$s and tagged %2$s. Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>.', 'bootstrap' );
} elseif ( is_object_in_taxonomy( get_post_type(), 'category' ) ) {
$posted_in = __( 'This entry was posted in %1$s. Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>.', 'bootstrap' );
} else {
$posted_in = __( 'Bookmark the <a href="%3$s" title="Permalink to %4$s" rel="bookmark">permalink</a>.', 'bootstrap' );
}
// Prints the string, replacing the placeholders.
printf(
$posted_in,
get_the_category_list( ', ' ),
$tag_list,
get_permalink(),
the_title_attribute( 'echo=0' )
);
}
endif;
/**
* Bootstrap custom meny settings for downdrop support
*
*/
class Bootstrap_Nav_Walker extends Walker_Nav_Menu {
function check_current($val) {
return preg_match('/(current-)/', $val);
}
function start_el(&$output, $item, $depth, $args) {
global $wp_query;
$indent = ($depth) ? str_repeat("\t", $depth) : '';
$slug = sanitize_title($item->title);
$id = apply_filters('nav_menu_item_id', 'menu-' . $slug, $item, $args);
$id = strlen($id) ? '' . esc_attr( $id ) . '' : '';
$class_names = $value = '';
$classes = empty($item->classes) ? array() : (array) $item->classes;
$classes = array_filter($classes, array(&$this, 'check_current'));
$class_names = join(' ', apply_filters('nav_menu_css_class', array_filter($classes), $item));
$class_names = $class_names ? ' class="' . $id . ' ' . esc_attr($class_names) . '"' : ' class="' . $id . '"';
$output .= $indent . '<li' . $class_names . '>';
$attributes = ! empty($item->attr_title) ? ' title="' . esc_attr($item->attr_title) .'"' : '';
$attributes .= ! empty($item->target) ? ' target="' . esc_attr($item->target ) .'"' : '';
$attributes .= ! empty($item->xfn) ? ' rel="' . esc_attr($item->xfn ) .'"' : '';
$attributes .= ! empty($item->url) ? ' href="' . esc_attr($item->url ) .'"' : '';
$item_output = $args->before;
$item_output .= '<a'. $attributes .'>';
$item_output .= $args->link_before . apply_filters('the_title', $item->title, $item->ID) . $args->link_after;
$item_output .= '</a>';
$item_output .= $args->after;
$output .= apply_filters('walker_nav_menu_start_el', $item_output, $item, $depth, $args);
}
}
class Bootstrap_Navbar_Nav_Walker extends Walker_Nav_Menu {
function check_current($val) {
return preg_match('/(current-)|active|dropdown/', $val);
}
function start_lvl(&$output, $depth) {
$output .= "\n<ul class=\"dropdown-menu\">\n";
}
function start_el(&$output, $item, $depth, $args) {
global $wp_query;
$indent = ($depth) ? str_repeat("\t", $depth) : '';
$slug = sanitize_title($item->title);
$id = apply_filters('nav_menu_item_id', 'menu-' . $slug, $item, $args);
$id = strlen($id) ? '' . esc_attr( $id ) . '' : '';
$li_attributes = '';
$class_names = $value = '';
$classes = empty($item->classes) ? array() : (array) $item->classes;
if ($args->has_children) {
$classes[] = 'dropdown';
$li_attributes .= ' data-dropdown="dropdown"';
}
$classes[] = ($item->current) ? 'active' : '';
$classes = array_filter($classes, array(&$this, 'check_current'));
$class_names = join(' ', apply_filters('nav_menu_css_class', array_filter($classes), $item));
$class_names = $class_names ? ' class="' . $id . ' ' . esc_attr($class_names) . '"' : ' class="' . $id . '"';
$output .= $indent . '<li' . $class_names . $li_attributes . '>';
$attributes = ! empty($item->attr_title) ? ' title="' . esc_attr($item->attr_title) .'"' : '';
$attributes .= ! empty($item->target) ? ' target="' . esc_attr($item->target ) .'"' : '';
$attributes .= ! empty($item->xfn) ? ' rel="' . esc_attr($item->xfn ) .'"' : '';
$attributes .= ! empty($item->url) ? ' href="' . esc_attr($item->url ) .'"' : '';
$attributes .= ($args->has_children) ? ' class="dropdown-toggle" data-toggle="dropdown"' : '';
$item_output = $args->before;
$item_output .= '<a'. $attributes .'>';
$item_output .= $args->link_before . apply_filters('the_title', $item->title, $item->ID) . $args->link_after;
$item_output .= ($args->has_children) ? ' <b class="caret"></b>' : '';
$item_output .= '</a>';
$item_output .= $args->after;
$output .= apply_filters('walker_nav_menu_start_el', $item_output, $item, $depth, $args);
}
function display_element($element, &$children_elements, $max_depth, $depth = 0, $args, &$output) {
if (!$element) { return; }
$id_field = $this->db_fields['id'];
// display this element
if (is_array($args[0])) {
$args[0]['has_children'] = !empty($children_elements[$element->$id_field]);
} elseif (is_object($args[0])) {
$args[0]->has_children = !empty($children_elements[$element->$id_field]);
}
$cb_args = array_merge(array(&$output, $element, $depth), $args);
call_user_func_array(array(&$this, 'start_el'), $cb_args);
$id = $element->$id_field;
// descend only when the depth is right and there are childrens for this element
if (($max_depth == 0 || $max_depth > $depth+1) && isset($children_elements[$id])) {
foreach ($children_elements[$id] as $child) {
if (!isset($newlevel)) {
$newlevel = true;
// start the child delimiter
$cb_args = array_merge(array(&$output, $depth), $args);
call_user_func_array(array(&$this, 'start_lvl'), $cb_args);
}
$this->display_element($child, $children_elements, $max_depth, $depth + 1, $args, $output);
}
unset($children_elements[$id]);
}
if (isset($newlevel) && $newlevel) {
// end the child delimiter
$cb_args = array_merge(array(&$output, $depth), $args);
call_user_func_array(array(&$this, 'end_lvl'), $cb_args);
}
// end this element
$cb_args = array_merge(array(&$output, $element, $depth), $args);
call_user_func_array(array(&$this, 'end_el'), $cb_args);
}
}
function bootstrap_nav_menu_args($args = '') {
$args['container'] = false;
$args['depth'] = 2;
$args['items_wrap'] = '<ul class="%2$s">%3$s</ul>';
if (!$args['walker']) {
$args['walker'] = new Bootstrap_Nav_Walker();
}
return $args;
}
add_filter('wp_nav_menu_args', 'bootstrap_nav_menu_args');
// we don't need to self-close these tags in html5:
// <img>, <input>
function bootstrap_remove_self_closing_tags($input) {
return str_replace(' />', '>', $input);
}
/**
* Customize the comments fields
*
* Adds support for placeholder
* required
* type="email"
* type="url"
*
*/
function bootstrap_comments() {
$req = get_option('require_name_email');
$fields = array(
'author' => '<p class="comment-form-author">' . '<label for="author">' . __( 'Name', 'bootstrap' ) . '</label> ' . ( $req ? '<span class="required">*</span>' : '' ) .
'<input id="author" name="author" type="text" value="' . esc_attr( $commenter['comment_author'] ) . '" size="30"' . $aria_req . ' placeholder = "Name"' . ( $req ? ' required' : '' ) . '/></p>',
'email' => '<p class="comment-form-email"><label for="email">' . __( 'Email', 'bootstrap' ) . '</label> ' . ( $req ? '<span class="required">*</span>' : '' ) .
'<input id="email" name="email" type="email" value="' . esc_attr( $commenter['comment_author_email'] ) . '" size="30"' . $aria_req . ' placeholder="Email"' . ( $req ? ' required' : '' ) . ' /></p>',
'url' => '<p class="comment-form-url"><label for="url">' . __( 'Website', 'bootstrap' ) . '</label>' .
'<input id="url" name="url" type="url" value="' . esc_attr( $commenter['comment_author_url'] ) . '" size="30" placeholder="URL" /></p>'
);
return $fields;
}
function bootstrap_commentfield() {
$commentArea = '<p class="comment-form-comment"><label for="comment">' . _x( 'Comment', 'noun' ) . '</label><textarea id="comment" name="comment" cols="45" rows="8" aria-required="true" required placeholder="Comment text" ></textarea></p>';
return $commentArea;
}
function bootstrap_commentsubmit() {
$commentSubmit = '<input name="submit" type="submit" id="submit" class="btn" value="Post Comment" />';
return $commentSubmit;
}
add_filter('comment_form_default_fields', 'bootstrap_comments');
add_filter('comment_form_field_comment', 'bootstrap_commentfield');