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