<?php

/**

 * Edit post administration panel.

 *

 * Manage Post actions: post, edit, delete, etc.

 *

 * @package WordPress

 * @subpackage Administration

 */

/** WordPress Administration Bootstrap */

require_once( dirname( __FILE__ ) . '/admin.php' );

$parent_file = 'edit.php';

$submenu_file = 'edit.php';

wp_reset_vars( array( 'action' ) );

if ( isset( $_GET['post'] ) )

 	$post_id = $post_ID = (int) $_GET['post'];

elseif ( isset( $_POST['post_ID'] ) )

 	$post_id = $post_ID = (int) $_POST['post_ID'];

else

 	$post_id = $post_ID = 0;

if ( $post_id )

	$post = get_post( $post_id );

if ( $post ) {

	$post_type = $post->post_type;

	$post_type_object = get_post_type_object( $post_type );

}

/**

 * Redirect to previous page.

 *

 * @param int $post_id Optional. Post ID.

 */

function redirect_post($post_id = '') {

	if ( isset($_POST['save']) || isset($_POST['publish']) ) {

		$status = get_post_status( $post_id );

		if ( isset( $_POST['publish'] ) ) {

			switch ( $status ) {

				case 'pending':

					$message = 8;

					break;

				case 'future':

					$message = 9;

					break;

				default:

					$message = 6;

			}

		} else {

				$message = 'draft' == $status ? 10 : 1;

		}

		$location = add_query_arg( 'message', $message, get_edit_post_link( $post_id, 'url' ) );

	} elseif ( isset($_POST['addmeta']) && $_POST['addmeta'] ) {

		$location = add_query_arg( 'message', 2, wp_get_referer() );

		$location = explode('#', $location);

		$location = $location[0] . '#postcustom';

	} elseif ( isset($_POST['deletemeta']) && $_POST['deletemeta'] ) {

		$location = add_query_arg( 'message', 3, wp_get_referer() );

		$location = explode('#', $location);

		$location = $location[0] . '#postcustom';

	} else {

		$location = add_query_arg( 'message', 4, get_edit_post_link( $post_id, 'url' ) );

	}

	wp_redirect( apply_filters( 'redirect_post_location', $location, $post_id ) );

	exit;

}

if ( isset( $_POST['deletepost'] ) )

	$action = 'delete';

elseif ( isset($_POST['wp-preview']) && 'dopreview' == $_POST['wp-preview'] )

	$action = 'preview';

$sendback = wp_get_referer();

if ( ! $sendback ||

     strpos( $sendback, 'post.php' ) !== false ||

     strpos( $sendback, 'post-new.php' ) !== false ) {

	if ( 'attachment' == $post_type ) {

		$sendback = admin_url( 'upload.php' );

	} else {

		$sendback = admin_url( 'edit.php' );

	}

} else {

	$sendback = remove_query_arg( array('trashed', 'untrashed', 'deleted', 'ids'), $sendback );

}

switch($action) {

case 'postajaxpost':

case 'post':

	exit();

case 'edit':

	$editing = true;

	if ( empty( $post_id ) ) {

		wp_redirect( admin_url('post.php') );

		exit();

	}

	if ( ! $post )

		wp_die( __( 'You attempted to edit an item that doesn’t exist. Perhaps it was deleted?' ) );

	if ( ! $post_type_object )

		wp_die( __( 'Unknown post type.' ) );

	if ( ! current_user_can( 'edit_post', $post_id ) )

		wp_die( __( 'You are not allowed to edit this item.' ) );

	if ( 'trash' == $post->post_status )

		wp_die( __( 'You can’t edit this item because it is in the Trash. Please restore it and try again.' ) );

	if ( ! empty( $_GET['get-post-lock'] ) ) {

		wp_set_post_lock( $post_id );

		wp_redirect( get_edit_post_link( $post_id, 'url' ) );

		exit();

	}

	$post_type = $post->post_type;

	if ( 'post' == $post_type ) {

		$parent_file = "edit.php";

		$submenu_file = "edit.php";

		$post_new_file = "post-new.php";

	} elseif ( 'attachment' == $post_type ) {

		$parent_file = 'upload.php';

		$submenu_file = 'upload.php';

		$post_new_file = 'media-new.php';

	} else {

		if ( isset( $post_type_object ) && $post_type_object->show_in_menu && $post_type_object->show_in_menu !== true )

			$parent_file = $post_type_object->show_in_menu;

		else

			$parent_file = "edit.php?post_type=$post_type";

		$submenu_file = "edit.php?post_type=$post_type";

		$post_new_file = "post-new.php?post_type=$post_type";

	}

	if ( ! wp_check_post_lock( $post->ID ) ) {

		$active_post_lock = wp_set_post_lock( $post->ID );

		if ( 'attachment' !== $post_type )

			wp_enqueue_script('autosave');

	}

	if ( is_multisite() ) {

		add_action( 'admin_footer', '_admin_notice_post_locked' );

	} else {

		$check_users = get_users( array( 'fields' => 'ID', 'number' => 2 ) );

		if ( count( $check_users ) > 1 )

			add_action( 'admin_footer', '_admin_notice_post_locked' );

		unset( $check_users );

	}

	$title = $post_type_object->labels->edit_item;

	$post = get_post($post_id, OBJECT, 'edit');

	if ( post_type_supports($post_type, 'comments') ) {

		wp_enqueue_script('admin-comments');

		enqueue_comment_hotkeys_js();

	}

	include( ABSPATH . 'wp-admin/edit-form-advanced.php' );

	break;

case 'editattachment':

	check_admin_referer('update-post_' . $post_id);

	// Don't let these be changed

	unset($_POST['guid']);

	$_POST['post_type'] = 'attachment';

	// Update the thumbnail filename

	$newmeta = wp_get_attachment_metadata( $post_id, true );

	$newmeta['thumb'] = $_POST['thumb'];

	wp_update_attachment_metadata( $post_id, $newmeta );

case 'editpost':

	check_admin_referer('update-post_' . $post_id);

	$post_id = edit_post();

	// Session cookie flag that the post was saved

	redirect_post($post_id); // Send user on their way while we keep working

	exit();

case 'trash':

	check_admin_referer('trash-post_' . $post_id);

	if ( ! $post )

		wp_die( __( 'The item you are trying to move to the Trash no longer exists.' ) );

	if ( ! $post_type_object )

		wp_die( __( 'Unknown post type.' ) );

	if ( ! current_user_can( 'delete_post', $post_id ) )

		wp_die( __( 'You are not allowed to move this item to the Trash.' ) );

	if ( $user_id = wp_check_post_lock( $post_id ) ) {

		$user = get_userdata( $user_id );

		wp_die( sprintf( __( 'You cannot move this item to the Trash. %s is currently editing.' ), $user->display_name ) );

	}

	if ( ! wp_trash_post( $post_id ) )

		wp_die( __( 'Error in moving to Trash.' ) );

	wp_redirect( add_query_arg( array('trashed' => 1, 'ids' => $post_id), $sendback ) );

	exit();

case 'untrash':

	check_admin_referer('untrash-post_' . $post_id);

	if ( ! $post )

		wp_die( __( 'The item you are trying to restore from the Trash no longer exists.' ) );

	if ( ! $post_type_object )

		wp_die( __( 'Unknown post type.' ) );

	if ( ! current_user_can( 'delete_post', $post_id ) )

		wp_die( __( 'You are not allowed to move this item out of the Trash.' ) );

	if ( ! wp_untrash_post( $post_id ) )

		wp_die( __( 'Error in restoring from Trash.' ) );

	wp_redirect( add_query_arg('untrashed', 1, $sendback) );

	exit();

case 'delete':

	check_admin_referer('delete-post_' . $post_id);

	if ( ! $post )

		wp_die( __( 'This item has already been deleted.' ) );

	if ( ! $post_type_object )

		wp_die( __( 'Unknown post type.' ) );

	if ( ! current_user_can( 'delete_post', $post_id ) )

		wp_die( __( 'You are not allowed to delete this item.' ) );

	$force = ! EMPTY_TRASH_DAYS;

	if ( $post->post_type == 'attachment' ) {

		$force = ( $force || ! MEDIA_TRASH );

		if ( ! wp_delete_attachment( $post_id, $force ) )

			wp_die( __( 'Error in deleting.' ) );

	} else {

		if ( ! wp_delete_post( $post_id, $force ) )

			wp_die( __( 'Error in deleting.' ) );

	}

	wp_redirect( add_query_arg('deleted', 1, $sendback) );

	exit();

case 'preview':

	$url = post_preview();

	wp_redirect($url);

	exit();

default:

	wp_redirect( admin_url('edit.php') );

	exit();

} // end switch

include( ABSPATH . 'wp-admin/admin-footer.php' );