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no-category-base-wpml.php
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no-category-base-wpml.php
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<?php
/*
Plugin Name: No Category Base (WPML)
Version: 1.3
Plugin URI: http://infolific.com/technology/software-worth-using/no-category-base-for-wordpress/
Description: Removes '/category' from your category permalinks. WPML compatible.
Author: Marios Alexandrou
Author URI: http://infolific.com/technology/
License: GPLv2 or later
Text Domain: no-category-base-wpml
*/
/*
Copyright 2015 Marios Alexandrou
Copyright 2011 Mines (email: [email protected])
Copyright 2008 Saurabh Gupta (email: [email protected])
Based on the work by Saurabh Gupta (email : [email protected])
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 Street, 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 ) );
//Fix provided by Albin here https://wordpress.org/support/topic/bug-with-wpml-2/#post-8362218
//add_filter( 'terms_clauses', array( $sitepress, 'terms_clauses' ) );
add_filter( 'terms_clauses', array( $sitepress, 'terms_clauses' ), 10, 4 );
} else {
$categories = get_categories( array( 'hide_empty' => false, 'parent' => 0 ) );
}
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;
}