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authorcash <cash.costello@gmail.com>2012-01-02 09:48:22 -0500
committercash <cash.costello@gmail.com>2012-01-02 09:48:22 -0500
commit86535f77d6b32a2c8a403609ded299a76c73bba0 (patch)
tree94341c59aa175683618f16e602ab00752bad04f5 /pages/photos/image/download.php
parent30e4d9f0a2e45e640de3e57bd5f432022141317c (diff)
downloadelgg-86535f77d6b32a2c8a403609ded299a76c73bba0.tar.gz
elgg-86535f77d6b32a2c8a403609ded299a76c73bba0.tar.bz2
added support for downloading images
Diffstat (limited to 'pages/photos/image/download.php')
-rw-r--r--pages/photos/image/download.php41
1 files changed, 41 insertions, 0 deletions
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"));
+}