gistfile1.txt

<?php
/**
 * Custom Metabox for uploading post image attachments
 * Created by Jared Williams - http://new2wp.com
 */
add_action( 'admin_init', 'add_attachment' );
add_action( 'save_post', 'update_attachment' );
add_action( 'post_edit_form_tag', 'form_multipart_encoding' );
//add_action( 'manage_posts_custom_column', 'product_custom_columns' );
//add_filter( 'manage_edit-product_columns', 'product_edit_columns' );


/* Add the metabox to the post type edit page */
function add_attachment(){
	add_action( 'admin_head', 'metabox_styles' );
	add_action( 'admin_head', 'metabox_scripts' );
	add_meta_box( 'img-uploads', __( 'Add Attachments' ), 'add_attachments', 'post', 'normal', 'high' );
}

/* Add the form multipart attribute for file uploads */
function form_multipart_encoding() {
	echo ' enctype="multipart/form-data"';
}

/* Create the metabox and display any attachments as previews */
function add_attachments(){
	global $post;
	$attachments = get_posts( array( 'post_type' => 'attachment', 'post_parent' => $post->ID )); ?>
	<div id="img_uploads">
	<?php
	if( $attachments ) {
		foreach( $attachments as $attachment ) {

			$a_image = wp_get_attachment_url( $attachment->ID );
			var_dump($a_image); ?><br><br><?php
			$t = wp_get_attachment_image_src( $attachment->ID, thumbnail );
			var_dump($t); ?>
	
			<div id="att-<?php echo $attachment->ID; ?>" class="attchmt">
				<div class="prevImage"><?php the_attachment_link( $attachment->ID, false, array( 32, 32 )); ?></div>
				<p><label><?php _e( 'Image:' );?><br /><input type="file" name="a_image" /></label></p>
				<p><label><?php _e( 'Url:' );?><br /><input type="text" name="a_url" disabled="disabled" value="<?php echo $a_image; ?>" /></label></p>
				<p><label><?php _e( 'Title:' );?><br />
					<input type="text" name="a_title" value="<?php echo apply_filters( 'the_title', $attachment->post_title ); ?>" /></label>
				</p>
				<label><?php _e( 'Description:' );?><br />
					<input type="text" name="a_desc" value="<?php echo apply_filters( 'the_content', $attachment->post_content ); ?>" /></label> 
					<a class="remImage" href="#"><?php _e( 'Remove' );?></a>
					<input type="hidden" id="attID" name="attID" value="<?php echo $attachment->ID; ?>" />
			</div>
		
		<?php
			}
		} ?>
		<h4><a href="#" class="addImage"><?php _e( 'Add Another Image' ); ?></a></h4>
	</div>
	<?php
}

function delete_att( $attID ) {
	return wp_delete_attachment( $attID, true );
}

function metabox_scripts() { ?>
	<script src="http://code.jquery.com/jquery-1.4.5.min.js"></script>
	<script type="text/javascript">
	
	jQuery(function() {
		function delete_att( attID ) {
			var div = jQuery('#img_uploads'),
				msg = $('div').html('<strong>Attachment Deleted!</strong>').fadeIn().delay(200).fadeOut().appendTo('div');
			return '<?php wp_delete_attachment( ' + attID + ', true ); ?>', msg;
		}
		
		var imgDiv = jQuery('#img_uploads'),
			size = jQuery('#img_uploads .attchmt').size() + 1;
			
		jQuery('.addImage').live('click', function() {
			jQuery('<div id="att-' + size + '" class="attchmt"><p><label><?php _e( 'Title:' );?><br /><input type="text" name="a_title" value="" /></label></p><p><label><?php _e( 'Description:' ); ?><br /><input type="text" name="a_desc" value="" /></label> <a class="remImage" href="#"><?php _e( 'Remove' ); ?></a></p><p><label><?php _e( 'Image:' );?><br /><input type="file" name="a_image" /></label></p></div>')
				.appendTo(imgDiv);
			size++;
			return false;
		});
		jQuery('.remImage').live('click', function() { 
			if( size > 1 ) {
				var postID = jQuery('#attID').val()
				delete_att( postID );
				
				//jQuery(this).parents('.attchmt').find('#attID');
				jQuery(this).parents('.attchmt').detach();
				size--;
			} 
			return false; 
		});
	});
	</script>	
	<?php
}

function metabox_styles() { ?>
	<style type="text/css">
	.attchmt { border-bottom:31px solid #666; margin:0 0 10px 0; }
	.attchmt p { width:100px; }
	.prevImage { float:right; }
	</style>
	<?php	
}

function update_attachment() {
	global $post;
	wp_update_attachment_metadata( $post->ID, $_POST['a_image'] );

	if( !empty( $_FILES['a_image']['name'] )) {
		require_once( ABSPATH . 'wp-admin/includes/file.php' );

		$override['action'] = 'editpost';
		$file = wp_handle_upload( $_FILES['a_image'], $override );

		if ( isset( $file['error'] )) {
			return new WP_Error( 'upload_error', $file['error'] );
		}

		$file_type = wp_check_filetype($_FILES['a_image']['name'], array(
			'jpg|jpeg' => 'image/jpeg',
			'gif' => 'image/gif',
			'png' => 'image/png',
		));
		
		if( $file_type['type'] ) {
		
			$name_parts = pathinfo( $file['file'] );
			$name = $file['filename'];
			$type = $file['type'];
			$title = $_POST['a_title'] ? $_POST['a_title'] : $name;
			$content = $_POST['a_desc'];

			$post_id = $post->ID;
			$attachment = array(
				'post_title' => $title,
				'post_type' => 'attachment',
				'post_content' => $content,
				'post_parent' => $post_id,
				'post_mime_type' => $type,
				'guid' => $file['url'],
			);

			foreach( get_intermediate_image_sizes() as $s ) {
				$sizes[$s] = array( 'width' => '', 'height' => '', 'crop' => true );
				$sizes[$s]['width'] = get_option( "{$s}_size_w" ); // For default sizes set in options
				$sizes[$s]['height'] = get_option( "{$s}_size_h" ); // For default sizes set in options
				$sizes[$s]['crop'] = get_option( "{$s}_crop" ); // For default sizes set in options
			}

			$sizes = apply_filters( 'intermediate_image_sizes_advanced', $sizes );

			foreach( $sizes as $size => $size_data ) {
				$resized = image_make_intermediate_size( $file['file'], $size_data['width'], $size_data['height'], $size_data['crop'] );
				if ( $resized )
					$metadata['sizes'][$size] = $resized;
			}

			$attach_id = wp_insert_attachment( $attachment, $file['file'] /*, $post_id - for post_thumbnails*/);

			if ( !is_wp_error( $id )) {
				$attach_meta = wp_generate_attachment_metadata( $attach_id, $file['file'] );
				wp_update_attachment_metadata( $attach_id, $attach_meta );
			}
			update_post_meta( $post->ID, 'a_image', $images );
		}
	}
}


function product_edit_columns( $columns ) {
	$columns = array(
		'cb' => '<input type="checkbox" />',
		'a_image' => __( 'Image' ),
	);
	return $columns;
}

function product_custom_columns( $column ) {
	global $attachment;
	switch ( $column ) {
		case 'a_image' :
		the_attachment_link( $attachment->ID, false, array( 70, 70 ));
		break;
	}
}
?>