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<?php
/*
Plugin Name: WP No Category Base - WPML compatible
Plugin URI: http://github.com/mines/no-category-base-wpml
Description: Removes '/category' from your category permalinks. WPML compatible.
Version: 1.1.5
Author: Mines
Author URI: http://mines.io/
*/
/*
Based on the work by Saurabh Gupta (email : saurabh0@gmail.com)
Copyright 2008 Saurabh Gupta (email : saurabh0@gmail.com)
Copyright 2011 Mines (email: hi@mines.io)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* hooks */
register_activation_hook(__FILE__, 'no_category_base_refresh_rules');
register_deactivation_hook(__FILE__, 'no_category_base_deactivate');
/* actions */
add_action('created_category', 'no_category_base_refresh_rules');
add_action('delete_category', 'no_category_base_refresh_rules');
add_action('edited_category', 'no_category_base_refresh_rules');
add_action('init', 'no_category_base_permastruct');
/* filters */
add_filter('category_rewrite_rules', 'no_category_base_rewrite_rules');
add_filter('query_vars', 'no_category_base_query_vars'); // Adds 'category_redirect' query variable
add_filter('request', 'no_category_base_request'); // Redirects if 'category_redirect' is set
function no_category_base_refresh_rules()
{
global $wp_rewrite;
$wp_rewrite->flush_rules();
}
function no_category_base_deactivate()
{
remove_filter('category_rewrite_rules', 'no_category_base_rewrite_rules'); // We don't want to insert our custom rules again
no_category_base_refresh_rules();
}
/**
* Removes category base.
*
* @return void
*/
function no_category_base_permastruct()
{
global $wp_rewrite;
global $wp_version;
if ($wp_version >= 3.4) {
$wp_rewrite->extra_permastructs['category']['struct'] = '%category%';
} else {
$wp_rewrite->extra_permastructs['category'][0] = '%category%';
}
}
/**
* Adds our custom category rewrite rules.
*
* @param array $category_rewrite Category rewrite rules.
*
* @return array
*/
function no_category_base_rewrite_rules($category_rewrite)
{
global $wp_rewrite;
$category_rewrite=array();
/* WPML is present: temporary disable terms_clauses filter to get all categories for rewrite */
if (class_exists('Sitepress')) {
global $sitepress;
remove_filter('terms_clauses', array($sitepress, 'terms_clauses'));
$categories = get_categories(array('hide_empty' => false));
add_filter('terms_clauses', array($sitepress, 'terms_clauses'));
} else {
$categories = get_categories(array('hide_empty' => false));
}
foreach($categories as $category) {
$category_nicename = $category->slug;
if ( $category->parent == $category->cat_ID ) {
$category->parent = 0;
} elseif ($category->parent != 0 ) {
$category_nicename = get_category_parents( $category->parent, false, '/', true ) . $category_nicename;
}
$category_rewrite['('.$category_nicename.')/(?:feed/)?(feed|rdf|rss|rss2|atom)/?$'] = 'index.php?category_name=$matches[1]&feed=$matches[2]';
$category_rewrite["({$category_nicename})/{$wp_rewrite->pagination_base}/?([0-9]{1,})/?$"] = 'index.php?category_name=$matches[1]&paged=$matches[2]';
$category_rewrite['('.$category_nicename.')/?$'] = 'index.php?category_name=$matches[1]';
}
// Redirect support from Old Category Base
$old_category_base = get_option('category_base') ? get_option('category_base') : 'category';
$old_category_base = trim($old_category_base, '/');
$category_rewrite[$old_category_base.'/(.*)$'] = 'index.php?category_redirect=$matches[1]';
return $category_rewrite;
}
function no_category_base_query_vars($public_query_vars)
{
$public_query_vars[] = 'category_redirect';
return $public_query_vars;
}
/**
* Handles category redirects.
*
* @param $query_vars Current query vars.
*
* @return array $query_vars, or void if category_redirect is present.
*/
function no_category_base_request($query_vars)
{
if(isset($query_vars['category_redirect'])) {
$catlink = trailingslashit(get_option( 'home' )) . user_trailingslashit( $query_vars['category_redirect'], 'category' );
status_header(301);
header("Location: $catlink");
exit();
}
return $query_vars;
}
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