hissy

<?php
/*
Usage:
if ( is_current_page_by_path( '/hoge' ) ) {
// is hoge page
} else {
// is not hoge page
}
*/

hissy

/**
 * Usage: if ( is_new() ) : echo 'NEW!'; endif;
 * you can check if the post was posted within 30 days.
 */
function is_new($day=30,$post=null){
	$term = $day * 24 * 60 * 60;
	$post = get_post($post);
	if ( !$post || is_wp_error( $post ) )
		return false;
	$the_time = $post->post_date;

hissy

<?php
/*
 * Usage
 * if ( is_subpage( get_the_ID() ) :
 *     // subpage
 * else:
 *     // not a subpage
 * endif;
 */
function is_subpage( $post ) {

hissy

<?php
/**
 * Usage
 * if ( has_children( get_the_ID() ) ) :
 *     // this post has children
 * else:
 *     // this post has no children
 * endif;
 */
function has_children( $post ) {

hissy

function getDateStringI18n(string){
	var parts = String(string).split(/[- :]/);
	var newString = parts[0] + '年' + parts[1] + '月' + parts[2] + '日';
	return newString;
}

hissy

<?php
/**
 * Customize Adjacent Post Link Order
 */
function my_custom_adjacent_post_where($sql) {
	if ( !is_main_query() || !is_singular() )
		return $sql;
	
	$the_post = get_post( get_the_ID() );
	$patterns = array();

hissy

// please paste it in your functions.php
function filter_facebook_locale($locale){
	$wp_locale = get_locale();
	if ( $wp_locale = 'ja' ) $locale = 'ja_JP';
	return $locale;
}
add_filter('fb_locale','filter_facebook_locale');

hissy

/**
 * Custom Post Type Support with CMS Page Order Plugin
 * http://wordpress.org/extend/plugins/cms-page-order/
 */
function my_filter_cmspageorder($post_types){
	$post_types[] = 'custom'; // add 'custom' post type
	return $post_types;
}
add_filter('cmspo_post_types','my_filter_cmspageorder');

hissy

<?php
add_action( 'admin_menu', 'admin_menu_order_hack', 9); // 9 is the priority contact form 7 applies.
function admin_menu_order_hack() {
    global $_wp_last_object_menu;
    $_wp_last_object_menu++;
}

hissy

<?php
/**
 * This is a example: force to use index.php at tag archive
 */
function my_template_include($template){
	if ( is_tag() ) {
		$template = get_index_template();
	}
	return $template;
}