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

1 files changed, 41 insertions, 1 deletions

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 ($method) {
   case 'POST':
@@ -173,6 +178,41 @@ function getUploadFilePath($slotUUID, $config, $filename = NULL) {
 }
 
 /**
+ * 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/
  */ 
 function generate_uuid() {