use file handles instead of '@' notation to upload files

Author: Josh Pettett

examples/sendFiles.php

@@ -6,9 +6,9 @@
 $params = array(
     'to' => $toNumber,
     'file' => array(
-        # Create files and put their names here prefixed with '@'
-        '@files/coverPage.html',
-        '@files/content.pdf'
+        # Use open file handles to upload files
+        fopen('files/coverPage.html', 'r'),
+        fopen('files/content.pdf', 'r')
     )
 );
 

lib/Phaxio.php

@@ -186,14 +186,13 @@ private function curlSetoptCustomPostfields($ch, $postfields, $headers = null)
         }
         foreach ($fields as $field) {
             list($key, $value) = $field;
-            if (strpos($value, '@') === 0) {
-                preg_match('/^@(.*?)$/', $value, $matches);
-                list($dummy, $filename) = $matches;
+            if (is_resource($value)) {
+                $filename = stream_get_meta_data($value)['uri'];
                 $body[] = '--' . $boundary;
                 $body[] = 'Content-Disposition: form-data; name="' . $key . '"; filename="' . basename($filename) . '"';
                 $body[] = 'Content-Type: application/octet-stream';
                 $body[] = '';
-                $body[] = file_get_contents($filename);
+                $body[] = stream_get_contents($value);
             } else {
                 $body[] = '--' . $boundary;
                 $body[] = 'Content-Disposition: form-data; name="' . $key . '"';