From fbba3876b537e84699b854e098936a5cd4fe0c8b Mon Sep 17 00:00:00 2001
From: steckbrief <steckbrief@chefmail.de>
Date: Mon, 4 Jan 2016 21:48:17 +0100
Subject: Reduced manual configuration, folder structure created Determination
 of storage paths now relative to script directory and programmatically
 Determination of get and put URLs now based on the slot request request Basic
 access restriction to default directories

---
 storage-backend/index.php | 42 +++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 41 insertions(+), 1 deletion(-)

(limited to 'storage-backend/index.php')

diff --git a/storage-backend/index.php b/storage-backend/index.php
index 1753055..d9c82d5 100644
--- a/storage-backend/index.php
+++ b/storage-backend/index.php
@@ -31,7 +31,12 @@
 $method = $_SERVER['REQUEST_METHOD'];
 
 // Load configuration
-$config = require('config.php');
+$config = require(__DIR__.'/config/config.php');
+// Initialize directory config
+$config['storage_base_path'] = __DIR__.'/files/';
+$config['slot_registry_dir'] = __DIR__.'/slots/';
+$config['base_url_put'] = getServerProtocol()."://".getRequestHostname().getRequestUriWithoutFilename().'files/';
+$config['base_url_get'] = $config['base_url_put'];
 
 switch ($method) {
   case 'POST':
@@ -172,6 +177,41 @@ function getUploadFilePath($slotUUID, $config, $filename = NULL) {
   return $path;
 }
 
+/**
+ * Inspired by https://github.com/owncloud/core/blob/master/lib/private/appframework/http/request.php#L523
+ */
+function getServerProtocol() {
+  if (isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
+      if (strpos($_SERVER['HTTP_X_FORWARDED_PROTO'], ',') !== false) {
+          $parts = explode(',', $_SERVER['HTTP_X_FORWARDED_PROTO']);
+          $proto = strtolower(trim($parts[0]));
+      } else {
+          $proto = strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']);
+      }
+      // Verify that the protocol is always HTTP or HTTPS
+      // default to http if an invalid value is provided
+      return $proto === 'https' ? 'https' : 'http';
+  }
+  if (isset($_SERVER['HTTPS'])
+      && $_SERVER['HTTPS'] !== null
+      && $_SERVER['HTTPS'] !== 'off'
+      && $_SERVER['HTTPS'] !== '') {
+      return 'https';
+  }
+  return 'http';
+}
+
+function getRequestHostname() {
+  if (isset($_SERVER['HTTP_X_FORWARDED_HOST'])) {
+    return strtolower($_SERVER['HTTP_X_FORWARDED_HOST']);
+  }
+  return strtolower($_SERVER['HTTP_HOST']);
+}
+
+function getRequestUriWithoutFilename() {
+  return strtolower(substr($_SERVER['REQUEST_URI'], 0, strrpos($_SERVER['REQUEST_URI'], '/') + 1));
+}
+
 /**
  * Copied from http://rogerstringer.com/2013/11/15/generate-uuids-php/
  */ 
-- 
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