From 86535f77d6b32a2c8a403609ded299a76c73bba0 Mon Sep 17 00:00:00 2001
From: cash <cash.costello@gmail.com>
Date: Mon, 2 Jan 2012 09:48:22 -0500
Subject: added support for downloading images

---
 pages/download.php              | 50 -----------------------------------------
 pages/photos/image/download.php | 41 +++++++++++++++++++++++++++++++++
 pages/photos/image/view.php     | 16 +++++++------
 start.php                       | 10 +++------
 4 files changed, 53 insertions(+), 64 deletions(-)
 delete mode 100644 pages/download.php
 create mode 100644 pages/photos/image/download.php

diff --git a/pages/download.php b/pages/download.php
deleted file mode 100644
index 23c3e39f4..000000000
--- a/pages/download.php
+++ /dev/null
@@ -1,50 +0,0 @@
-<?php
-/**
- * Tidypics Download Photos
- *
- * do not call this directly - call through page handler
- */
-
-global $CONFIG;
-
-$file_guid = (int) get_input("file_guid");
-$file = get_entity($file_guid);
-
-$type = get_input("type");
-
-if ($file) {
-	$filename = $file->originalfilename;
-	$mime = $file->mimetype;
-
-	header("Content-Type: $mime");
-	if ($type == "inline") {
-		header("Content-Disposition: inline; filename=\"$filename\"");
-	} else {
-		header("Content-Disposition: attachment; filename=\"$filename\"");
-	}
-
-	$readfile = new ElggFile($file_guid);
-	$readfile->owner_guid = $file->owner_guid;
-
-	$contents = $readfile->grabFile();
-
-	if (empty($contents)) {
-		echo file_get_contents(dirname(dirname(__FILE__)) . "/graphics/image_error_large.png" );
-	} else {
-
-		// expires every 60 days
-		$expires = 60 * 60*60*24;
-
-		header("Content-Length: " . strlen($contents));
-		header("Cache-Control: public", true);
-		header("Pragma: public", true);
-		header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT', true);
-
-
-		echo $contents;
-	}
-
-	exit;
-} else {
-	register_error(elgg_echo("image:downloadfailed"));
-}
\ No newline at end of file
diff --git a/pages/photos/image/download.php b/pages/photos/image/download.php
new file mode 100644
index 000000000..ef47b7638
--- /dev/null
+++ b/pages/photos/image/download.php
@@ -0,0 +1,41 @@
+<?php
+/**
+ * Download a photo
+ *
+ * @author Cash Costello
+ * @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License v2
+ */
+
+$guid = (int) get_input('guid');
+$image = get_entity($guid);
+
+$disposition = get_input('disposition', 'attachment');
+
+if ($image) {
+	$filename = $image->originalfilename;
+	$mime = $image->mimetype;
+
+	header("Content-Type: $mime");
+	header("Content-Disposition: $disposition; filename=\"$filename\"");
+
+	$contents = $image->grabFile();
+
+	if (empty($contents)) {
+		echo file_get_contents(dirname(dirname(__FILE__)) . "/graphics/image_error_large.png" );
+	} else {
+
+		// expires every 60 days
+		$expires = 60 * 60*60*24;
+
+		header("Content-Length: " . strlen($contents));
+		header("Cache-Control: public", true);
+		header("Pragma: public", true);
+		header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT', true);
+
+		echo $contents;
+	}
+
+	exit;
+} else {
+	register_error(elgg_echo("image:downloadfailed"));
+}
diff --git a/pages/photos/image/view.php b/pages/photos/image/view.php
index 22ccfb34d..f9157a900 100644
--- a/pages/photos/image/view.php
+++ b/pages/photos/image/view.php
@@ -34,13 +34,15 @@ if (elgg_instanceof($owner, 'group')) {
 elgg_push_breadcrumb($album->title, $album->getURL());
 elgg_push_breadcrumb($photo->title);
 
-// add download button to title menu
-elgg_register_menu_item('title', array(
-	'name' => 'download',
-	'href' => 'photos/download',
-	'text' => elgg_echo('image:download'),
-	'link_class' => 'elgg-button elgg-button-action',
-));
+if (elgg_get_plugin_setting('download_link', 'tidypics')) {
+	// add download button to title menu
+	elgg_register_menu_item('title', array(
+		'name' => 'download',
+		'href' => "photos/download/$photo_guid",
+		'text' => elgg_echo('image:download'),
+		'link_class' => 'elgg-button elgg-button-action',
+	));
+}
 
 $content = elgg_view_entity($photo, array('full_view' => true));
 
diff --git a/start.php b/start.php
index 948d42fb5..5638037cc 100644
--- a/start.php
+++ b/start.php
@@ -199,13 +199,9 @@ function tidypics_page_handler($page) {
 			break;
 
 		case "download": // download an image
-			if (isset($page[1])) {
-				set_input('file_guid', $page[1]);
-			}
-			if (isset($page[2])) {
-				set_input('type', $page[2]);
-			}
-			include($CONFIG->pluginspath . "tidypics/pages/download.php");
+			set_input('guid', $page[1]);
+			set_input('disposition', elgg_extract(2, $page, 'attachment'));
+			include "$base/image/download.php";
 			break;
 
 		case "tagged": // all photos tagged with user
-- 
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