From 78a0f41058a3c8094cf3b8979baa212a3b88b2a6 Mon Sep 17 00:00:00 2001
From: Igor Minar
Date: Thu, 31 Mar 2011 21:45:28 -0700
Subject: encode query params correctly but not too agressively

---
 src/Angular.js | 36 ++++++++++++++++++++++++++++++------
 1 file changed, 30 insertions(+), 6 deletions(-)

(limited to 'src/Angular.js')

diff --git a/src/Angular.js b/src/Angular.js
index 9a607ba3..e297905a 100644
--- a/src/Angular.js
+++ b/src/Angular.js
@@ -811,20 +811,44 @@ function toKeyValue(obj) {
 
 /**
  * we need our custom mehtod because encodeURIComponent is too agressive and doesn't follow
- * http://www.ietf.org/rfc/rfc2396.txt with regards to the character set (pchar) allowed in path
- * segments
+ * http://www.ietf.org/rfc/rfc3986.txt with regards to the character set (pchar) allowed in path
+ * segments:
+ *    segment       = *pchar
+ *    pchar         = unreserved / pct-encoded / sub-delims / ":" / "@"
+ *    pct-encoded   = "%" HEXDIG HEXDIG
+ *    unreserved    = ALPHA / DIGIT / "-" / "." / "_" / "~"
+ *    sub-delims    = "!" / "$" / "&" / "'" / "(" / ")"
+ *                     / "*" / "+" / "," / ";" / "="
  */
 function encodeUriSegment(val) {
+  return encodeUriQuery(val, true).
+             replace(/%26/gi, '&').
+             replace(/%3D/gi, '=').
+             replace(/%2B/gi, '+');
+}
+
+
+/**
+ * This method is intended for encoding *key* or *value* parts of query component. We need a custom
+ * method becuase encodeURIComponent is too agressive and encodes stuff that doesn't have to be
+ * encoded per http://tools.ietf.org/html/rfc3986:
+ *    query       = *( pchar / "/" / "?" )
+ *    pchar         = unreserved / pct-encoded / sub-delims / ":" / "@"
+ *    unreserved    = ALPHA / DIGIT / "-" / "." / "_" / "~"
+ *    pct-encoded   = "%" HEXDIG HEXDIG
+ *    sub-delims    = "!" / "$" / "&" / "'" / "(" / ")"
+ *                     / "*" / "+" / "," / ";" / "="
+ */
+function encodeUriQuery(val, pctEncodeSpaces) {
   return encodeURIComponent(val).
              replace(/%40/gi, '@').
              replace(/%3A/gi, ':').
-             replace(/%26/gi, '&').
-             replace(/%3D/gi, '=').
-             replace(/%2B/gi, '+').
              replace(/%24/g, '$').
-             replace(/%2C/gi, ',');
+             replace(/%2C/gi, ',').
+             replace((pctEncodeSpaces ? null : /%20/g), '+');
 }
 
+
 /**
  * @workInProgress
  * @ngdoc directive
-- 
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