Fix encoding vCard file when contains PHOTO;ENCODING=b (#1488683)

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Fix encoding vCard file when contains PHOTO;ENCODING=b (#1488683)
 - Fix focus issue in IE when selecting message row (#1488620)
 - Remove (too big) min-width on mail screen
 - Add full headers view in message preview window (#1488538)

program/include/rcube_vcard.php

@@ -555,6 +555,7 @@ class rcube_vcard
           if ((list($key, $value) = explode('=', $attr)) && $value) {
             $value = trim($value);
             if ($key == 'ENCODING') {
+              $value = strtoupper($value);
               // add next line(s) to value string if QP line end detected
               if ($value == 'QUOTED-PRINTABLE') {
                 while (preg_match('/=$/', $lines[$i]))

tests/Framework/VCard.php

@@ -49,6 +49,20 @@ class Framework_VCard extends PHPUnit_Framework_TestCase
         $this->assertEquals("Iksiñski", $vcards2[0]->surname, "Detect charset in encoded values");
     }
 
+    function test_import_photo_encoding()
+    {
+        $input = file_get_contents($this->_srcpath('photo.vcf'));
+
+        $vcards = rcube_vcard::import($input);
+        $vcard = $vcards[0]->get_assoc();
+
+        $this->assertCount(1, $vcards, "Detected 1 vcard");
+
+        // ENCODING=b case (#1488683)
+        $this->assertEquals("/9j/4AAQSkZJRgABAQA", substr(base64_encode($vcard['photo']), 0, 19), "Photo decoding");
+        $this->assertEquals("Müller", $vcard['surname'], "Unicode characters");
+    }
+
     function test_encodings()
     {
         $input = file_get_contents($this->_srcpath('utf-16_sample.vcf'));

tests/src/photo.vcf

@@ -0,0 +1,45 @@
+BEGIN:VCARD
+VERSION:3.0
+N:Müller;Jörg;;;
+FN:Apple Computer AG
+ORG:Apple Computer AG;
+PHOTO;ENCODING=b:
+  /9j/4AAQSkZJRgABAQAAAQABAAD/7QAcUGhvdG9zaG9wIDMuMAA4QklNBAQAAAAAAAD/2wBDAAEB
+  AQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEB
+  AQEBAQH/2wBDAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEB
+  AQEBAQEBAQEBAQEBAQEBAQH/wAARCAAwADADAREAAhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAA
+  AAECAwQFBgcICQoL/8QAtRAAAgEDAwIEAwUFBAQAAAF9AQIDAAQRBRIhMUEGE1FhByJxFDKBkaEI
+  I0KxwRVS0fAkM2JyggkKFhcYGRolJicoKSo0NTY3ODk6Q0RFRkdISUpTVFVWV1hZWmNkZWZnaGlq
+  c3R1dnd4eXqDhIWGh4iJipKTlJWWl5iZmqKjpKWmp6ipqrKztLW2t7i5usLDxMXGx8jJytLT1NXW
+  19jZ2uHi4+Tl5ufo6erx8vP09fb3+Pn6/8QAHwEAAwEBAQEBAQEBAQAAAAAAAAECAwQFBgcICQoL
+  /8QAtREAAgECBAQDBAcFBAQAAQJ3AAECAxEEBSExBhJBUQdhcRMiMoEIFEKRobHBCSMzUvAVYnLR
+  ChYkNOEl8RcYGRomJygpKjU2Nzg5OkNERUZHSElKU1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6goOE
+  hYaHiImKkpOUlZaXmJmaoqOkpaanqKmqsrO0tba3uLm6wsPExcbHyMnK0tPU1dbX2Nna4uPk5ebn
+  6Onq8vP09fb3+Pn6/9oADAMBAAIRAxEAPwD+/igAoAKAPmH43ftT+CfgzqNt4bNjeeLvGV2IHXw7
+  pVxDbLZx3LBbdtU1GVLhbN7jIMFvHa3VzIpWRoY4mWQ9dDCTrrmuoQ/mavfvZXV7dW2jkr4ynQfL
+  Zzn1inZL1lZ6+ST87H0lp1zLe6fY3k9s1nNd2dtczWjv5j2ss8KSyWzybU3tA7mJn2JuKk7Vzgcr
+  Vm1e9m1fvrv8zqi+aKbVm0nbtdXt8i5SGFAHHeOfH3hH4b6DP4k8Z61a6JpUBCCW4LPNdTsCUtbK
+  1iD3F5dSYO2C3jd8AuwVFZhdOnOrLlhFyf4Lzb6IzqVYUo81SSiundvslu3/AEz5i0n9u74Fanqo
+  064m8UaNbvII49X1TRUGnnORvmFje3t5BGTjDtatwcyCPBrreArpX9xvqlJ3/FJP7zlWYUHKzVRL
+  +ZxVvnaTa+4+QLvVPgJ4U+LutfFXx78QJfi3q954iuvEOieHvBmkyzaVbO1x5ulPruq6pLawTvp1
+  uLdIrK08xFmgXzl2oI67LV50o0qdP2K5VGUptKXnyxi29XfVtb6HDehGtKpUm6zcnNKCfK9brnlK
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+  W9Cnlki0XwDqOp+GdNsFdhB9qsr6a31DUDHu2tcXbwojSEbhFCka4Uc+9hKUadGMl8VRKcn11V0v
+  RJng4urKpWkntTlKCXTRtN+re58n11HKFAH6PfsGfBvQfEl3rHxR8Q2y38vhrUrfT/DNpIT5FvqY
+  iF1carIgI8ye2R4Y7RXykbySTbS6xlfOx9aUVGlF2503N+W1vnrc9HAUYzlKrJX5GuVf3t7+dvu3
+  vc/WKvIPXCgD8FP2s/BF/wCC/jd4wlu0It/Fmp6h4usJf4JINZ1G7ndVbu0UpZZBztY446V9BhZq
+  dCnZ/DFQfrFJHz+Kg4V6l/tSc15qTb/rzPmqug5woA++v2J/j74d+HN9rHgLxndrpmjeJr62vtJ1
+  mbP2Sw1dY/s0ltfOM+Rb30Yh8u5ZTHFPEFlZEk3Dgx2HlVUZw1lBNOPVp9vNa6X22137sFiI0ZSh
+  N2jNpqXSLSe/k+/R+p+w1eMe0FAHxz+2P8DLr4r+CIPEPhy2Nx4y8FJdXVnaxrmfWdGlAk1DSosK
+  WkuozEt5p8fHmTLNADuuQR24KuqU3GTtCpbXtLo32T2b9GcWNw7qwU4q84X06yi9Wl531XfXyPxK
+  ME4nNsYZRciUwG3MbicTh/LMJix5glD/ACGPbv3/AC4zxXtniFvUNJ1XSmjXVNM1DTWmUvCuoWVz
+  ZtKgxloxcRxmRRkZZcgZGTzSTT2afo7hqtz6w/ZB+BV78UPHtl4n1eykHgfwdewajfXE0bCDVtVt
+  mE+n6PAzAJOBOkdxqAUssdsnlSDNwoPLi66pU3FP95NNJdk95P06d35XOvCUHWqJtfu4NOT7vdR8
+  7vfsvVH7gV4R7oUAFAHKReA/A8Gsy+IofBnhSHxBO7ST67F4d0iPWZnb7zy6mlmL2R2/iZ5yT3NX
+  7Spbl9pPl/l55W+69iPZUubm9nDmvfm5I81+97XuX9a8MeGvEtsLLxF4e0PX7MMGFprWk2Gq2wZe
+  jCC+t54tw7HZkdqUZzg7wlKL7xk4v700OUIT0lCMl2lFS/NMuaXpOlaHZQ6Zoumafo+nW4It9P0u
+  yttPsoATkiG1tI4oIgTyQkagnmk5Sk7ybk+7bb+96jjGMVaMVFdopJfcjQpDP//Z
+X-ABShowAs:COMPANY
+X-ABUID:2E4CB084-4767-4C85-BBCA-805B1DCB1C8E\:ABPerson
+END:VCARD