'editor',
8 => 'administrator',
);
// Cycle all roles and assign capability if its level >= duplicate_post_copy_user_level
foreach ($default_roles as $level => $name){
$role = get_role($name);
if(!empty($role)) $role->add_cap( 'copy_posts' );
}
add_option('duplicate_post_copyexcerpt','1');
add_option('duplicate_post_copyattachments','0');
add_option('duplicate_post_copychildren','0');
add_option('duplicate_post_copystatus','0');
add_option('duplicate_post_taxonomies_blacklist',array());
add_option('duplicate_post_show_row','1');
add_option('duplicate_post_show_adminbar','1');
add_option('duplicate_post_show_submitbox','1');
} else if ( $installed_version==duplicate_post_get_current_version() ) { //re-install
// do nothing
} else { //upgrade form previous version
// delete old, obsolete options
delete_option('duplicate_post_admin_user_level');
delete_option('duplicate_post_create_user_level');
delete_option('duplicate_post_view_user_level');
delete_option('dp_notice');
/*
* Convert old userlevel option to new capability scheme
*/
// Get old duplicate_post_copy_user_level option
$min_user_level = get_option('duplicate_post_copy_user_level');
if (!empty($min_user_level)){
// Get default roles
$default_roles = array(
1 => 'contributor',
2 => 'author',
3 => 'editor',
8 => 'administrator',
);
// Cycle all roles and assign capability if its level >= duplicate_post_copy_user_level
foreach ($default_roles as $level => $name){
$role = get_role($name);
if ($role && $min_user_level <= $level)
$role->add_cap( 'copy_posts' );
}
// delete old option
delete_option('duplicate_post_copy_user_level');
}
add_option('duplicate_post_copyexcerpt','1');
add_option('duplicate_post_copyattachments','0');
add_option('duplicate_post_copychildren','0');
add_option('duplicate_post_copystatus','0');
add_option('duplicate_post_taxonomies_blacklist',array());
add_option('duplicate_post_show_row','1');
add_option('duplicate_post_show_adminbar','1');
add_option('duplicate_post_show_submitbox','1');
}
// Update version number
update_option( 'duplicate_post_version', duplicate_post_get_current_version() );
}
if (get_option('duplicate_post_show_row') == 1){
add_filter('post_row_actions', 'duplicate_post_make_duplicate_link_row',10,2);
add_filter('page_row_actions', 'duplicate_post_make_duplicate_link_row',10,2);
}
/**
* Add the link to action list for post_row_actions
*/
function duplicate_post_make_duplicate_link_row($actions, $post) {
if (duplicate_post_is_current_user_allowed_to_copy()) {
$actions['clone'] = '' . __('Clone', DUPLICATE_POST_I18N_DOMAIN) . '';
$actions['edit_as_new_draft'] = '' . __('New Draft', DUPLICATE_POST_I18N_DOMAIN) . '';
}
return $actions;
}
/**
* Add a button in the post/page edit screen to create a clone
*/
if (get_option('duplicate_post_show_submitbox') == 1){
add_action( 'post_submitbox_start', 'duplicate_post_add_duplicate_post_button' );
}
function duplicate_post_add_duplicate_post_button() {
if ( isset( $_GET['post'] ) && duplicate_post_is_current_user_allowed_to_copy()) {
?>
post_type) );
} else {
// Redirect to the edit screen for the new draft post
wp_redirect( admin_url( 'post.php?action=edit&post=' . $new_id ) );
}
exit;
} else {
$post_type_obj = get_post_type_object( $post->post_type );
wp_die(esc_attr(__('Copy creation failed, could not find original:', DUPLICATE_POST_I18N_DOMAIN)) . ' ' . $id);
}
}
/**
* Get the currently registered user
*/
function duplicate_post_get_current_user() {
if (function_exists('wp_get_current_user')) {
return wp_get_current_user();
} else if (function_exists('get_currentuserinfo')) {
global $userdata;
get_currentuserinfo();
return $userdata;
} else {
$user_login = $_COOKIE[USER_COOKIE];
$current_user = $wpdb->get_results("SELECT * FROM $wpdb->users WHERE user_login='$user_login'");
return $current_user;
}
}
/**
* Copy the taxonomies of a post to another post
*/
function duplicate_post_copy_post_taxonomies($new_id, $post) {
global $wpdb;
if (isset($wpdb->terms)) {
// Clear default category (added by wp_insert_post)
wp_set_object_terms( $new_id, NULL, 'category' );
$post_taxonomies = get_object_taxonomies($post->post_type);
$taxonomies_blacklist = get_option('duplicate_post_taxonomies_blacklist');
if ($taxonomies_blacklist == "") $taxonomies_blacklist = array();
$taxonomies = array_diff($post_taxonomies, $taxonomies_blacklist);
foreach ($taxonomies as $taxonomy) {
$post_terms = wp_get_object_terms($post->ID, $taxonomy, array( 'orderby' => 'term_order' ));
$terms = array();
for ($i=0; $islug;
}
wp_set_object_terms($new_id, $terms, $taxonomy);
}
}
}
// Using our action hooks to copy taxonomies
add_action('dp_duplicate_post', 'duplicate_post_copy_post_taxonomies', 10, 2);
add_action('dp_duplicate_page', 'duplicate_post_copy_post_taxonomies', 10, 2);
/**
* Copy the meta information of a post to another post
*/
function duplicate_post_copy_post_meta_info($new_id, $post) {
$post_meta_keys = get_post_custom_keys($post->ID);
if (empty($post_meta_keys)) return;
$meta_blacklist = explode(",",get_option('duplicate_post_blacklist'));
if ($meta_blacklist == "") $meta_blacklist = array();
$meta_keys = array_diff($post_meta_keys, $meta_blacklist);
foreach ($meta_keys as $meta_key) {
$meta_values = get_post_custom_values($meta_key, $post->ID);
foreach ($meta_values as $meta_value) {
$meta_value = maybe_unserialize($meta_value);
add_post_meta($new_id, $meta_key, $meta_value);
}
}
}
// Using our action hooks to copy meta fields
add_action('dp_duplicate_post', 'duplicate_post_copy_post_meta_info', 10, 2);
add_action('dp_duplicate_page', 'duplicate_post_copy_post_meta_info', 10, 2);
/**
* Copy the attachments
* It simply copies the table entries, actual file won't be duplicated
*/
function duplicate_post_copy_children($new_id, $post){
$copy_attachments = get_option('duplicate_post_copyattachments');
$copy_children = get_option('duplicate_post_copychildren');
// get children
$children = get_posts(array( 'post_type' => 'any', 'numberposts' => -1, 'post_status' => 'any', 'post_parent' => $post->ID ));
// clone old attachments
foreach($children as $child){
if ($copy_attachments == 0 && $child->post_type == 'attachment') continue;
if ($copy_children == 0 && $child->post_type != 'attachment') continue;
duplicate_post_create_duplicate($child, '', $new_id);
}
}
// Using our action hooks to copy attachments
add_action('dp_duplicate_post', 'duplicate_post_copy_children', 10, 2);
add_action('dp_duplicate_page', 'duplicate_post_copy_children', 10, 2);
/**
* Create a duplicate from a post
*/
function duplicate_post_create_duplicate($post, $status = '', $parent_id = '') {
// We don't want to clone revisions
if ($post->post_type == 'revision') return;
if ($post->post_type != 'attachment'){
$prefix = get_option('duplicate_post_title_prefix');
$suffix = get_option('duplicate_post_title_suffix');
if (!empty($prefix)) $prefix.= " ";
if (!empty($suffix)) $suffix = " ".$suffix;
if (get_option('duplicate_post_copystatus') == 0) $status = 'draft';
}
$new_post_author = duplicate_post_get_current_user();
$new_post = array(
'menu_order' => $post->menu_order,
'comment_status' => $post->comment_status,
'ping_status' => $post->ping_status,
'post_author' => $new_post_author->ID,
'post_content' => $post->post_content,
'post_excerpt' => (get_option('duplicate_post_copyexcerpt') == '1') ? $post->post_excerpt : "",
'post_mime_type' => $post->post_mime_type,
'post_parent' => $new_post_parent = empty($parent_id)? $post->post_parent : $parent_id,
'post_password' => $post->post_password,
'post_status' => $new_post_status = (empty($status))? $post->post_status: $status,
'post_title' => $prefix.$post->post_title.$suffix,
'post_type' => $post->post_type,
);
if(get_option('duplicate_post_copydate') == 1){
$new_post['post_date'] = $new_post_date = $post->post_date ;
$new_post['post_date_gmt'] = get_gmt_from_date($new_post_date);
}
$new_post_id = wp_insert_post($new_post);
// If you have written a plugin which uses non-WP database tables to save
// information about a post you can hook this action to dupe that data.
if ($post->post_type == 'page' || (function_exists('is_post_type_hierarchical') && is_post_type_hierarchical( $post->post_type )))
do_action( 'dp_duplicate_page', $new_post_id, $post );
else
do_action( 'dp_duplicate_post', $new_post_id, $post );
delete_post_meta($new_post_id, '_dp_original');
add_post_meta($new_post_id, '_dp_original', $post->ID);
// If the copy is published or scheduled, we have to set a proper slug.
if ($new_post_status == 'publish' || $new_post_status == 'future'){
$post_name = wp_unique_post_slug($post->post_name, $new_post_id, $new_post_status, $post->post_type, $new_post_parent);
$new_post = array();
$new_post['ID'] = $new_post_id;
$new_post['post_name'] = $post_name;
// Update the post into the database
wp_update_post( $new_post );
}
return $new_post_id;
}
//Add some links on the plugin page
add_filter('plugin_row_meta', 'duplicate_post_add_plugin_links', 10, 2);
function duplicate_post_add_plugin_links($links, $file) {
if ( $file == plugin_basename(dirname(__FILE__).'/duplicate-post.php') ) {
$links[] = '' . __('Donate', DUPLICATE_POST_I18N_DOMAIN) . '';
$links[] = '' . __('Translate', DUPLICATE_POST_I18N_DOMAIN) . '';
}
return $links;
}
?>