From 6bb5ec424e8022500c4467ffb2bf2dd868284934 Mon Sep 17 00:00:00 2001
From: Mike Jolley <mike.jolley@me.com>
Date: Thu, 20 Dec 2012 12:35:36 +0000
Subject: [PATCH] placeholder images for hidden/secure files

---
 .../writepanels/variation-admin-html.php      |  2 +-
 woocommerce-core-functions.php                | 33 +++++++++++++++++++
 2 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/admin/post-types/writepanels/variation-admin-html.php b/admin/post-types/writepanels/variation-admin-html.php
index 3e906381f5f..bbc061a5ef6 100644
--- a/admin/post-types/writepanels/variation-admin-html.php
+++ b/admin/post-types/writepanels/variation-admin-html.php
@@ -132,7 +132,7 @@ if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly
 								<div class="file_path_field">
 									<label><?php _e( 'File paths:', 'woocommerce' ); ?> <a class="tips" data-tip="<?php _e( 'Enter one or more File Paths, one per line, to make this variation a downloadable product, or leave blank.', 'woocommerce' ); ?>" href="#">[?]</a></label>
 									<textarea style="float:left;" class="short file_paths" cols="20" rows="2" placeholder="<?php _e( 'File paths/URLs, one per line', 'woocommerce' ); ?>" name="variable_file_paths[<?php echo $loop; ?>]" wrap="off"><?php if ( isset( $_file_paths ) ) echo esc_textarea( $_file_paths ); ?></textarea>
-									<input type="button" class="upload_file_button button" value="<?php _e( 'Upload a file', 'woocommerce' ); ?>" title="<?php _e( 'Upload', 'woocommerce' ); ?>" data-choose="<?php _e( 'Choose a file', 'woocommerce' ); ?>" data-update="<?php _e( 'Insert file URL', 'woocommerce' ); ?>" value="<?php _e( 'Choose a file', 'woocommerce' ); ?>" />
+									<input type="button" class="upload_file_button button" value="<?php _e( 'Choose a file', 'woocommerce' ); ?>" title="<?php _e( 'Upload', 'woocommerce' ); ?>" data-choose="<?php _e( 'Choose a file', 'woocommerce' ); ?>" data-update="<?php _e( 'Insert file URL', 'woocommerce' ); ?>" value="<?php _e( 'Choose a file', 'woocommerce' ); ?>" />
 								</div>
 							</td>
 							<td>
diff --git a/woocommerce-core-functions.php b/woocommerce-core-functions.php
index b0fdc2bbe0e..ef94dcefa4f 100644
--- a/woocommerce-core-functions.php
+++ b/woocommerce-core-functions.php
@@ -36,6 +36,39 @@ function woocommerce_sanitize_taxonomy_name( $taxonomy ) {
 	return str_replace( array( ' ', '_' ), '-', strtolower( $taxonomy ) );
 }
 
+/**
+ * woocommerce_get_attachment_image_attributes function.
+ *
+ * @access public
+ * @param mixed $attr
+ * @return void
+ */
+function woocommerce_get_attachment_image_attributes( $attr ) {
+	if ( strstr( $attr['src'], 'woocommerce_uploads/' ) )
+		$attr['src'] = woocommerce_placeholder_img_src();
+
+	return $attr;
+}
+
+add_filter( 'wp_get_attachment_image_attributes', 'woocommerce_get_attachment_image_attributes' );
+
+
+function woocommerce_prepare_attachment_for_js( $response ) {
+
+	if ( isset( $response['url'] ) && strstr( $response['url'], 'woocommerce_uploads/' ) ) {
+		$response['full']['url'] = woocommerce_placeholder_img_src();
+		if ( $response['sizes'] ) {
+			foreach( $response['sizes'] as $size => $value ) {
+				$response['sizes'][ $size ]['url'] = woocommerce_placeholder_img_src();
+			}
+		}
+	}
+
+	return $response;
+}
+
+add_filter( 'wp_prepare_attachment_for_js', 'woocommerce_prepare_attachment_for_js' );
+
 /**
  * woocommerce_get_dimension function.
  *