From f1660ae0ba7205ade2df65d43c1d7ea3321dd52b Mon Sep 17 00:00:00 2001
From: Tomasz Kowalczyk <tomasz@kowalczyk.cc>
Date: Sun, 25 Feb 2018 03:23:50 +0100
Subject: [PATCH] parameter and bbcode simple values now allow non-conflicting
 syntax tokens inside

---
 src/Parser/RegularParser.php | 29 +++++++++++++++++++++++++----
 tests/ParserTest.php         |  8 +++++++-
 2 files changed, 32 insertions(+), 5 deletions(-)

diff --git a/src/Parser/RegularParser.php b/src/Parser/RegularParser.php
index 8d799e0..f5edbc2 100644
--- a/src/Parser/RegularParser.php
+++ b/src/Parser/RegularParser.php
@@ -200,10 +200,9 @@ private function value()
             return $this->match(self::TOKEN_DELIMITER, false) ? $value : false;
         }
 
-        if($tmp = $this->match(self::TOKEN_STRING, false)) {
-            $value .= $tmp;
-            while($tmp = $this->match(self::TOKEN_STRING, false)) {
-                $value .= $tmp;
+        if($this->lookahead(self::TOKEN_STRING) || $this->lookahead(self::TOKEN_MARKER)) {
+            while(false === ($this->lookahead(self::TOKEN_WS) || $this->lookahead(self::TOKEN_CLOSE) || $this->lookaheadN(array(self::TOKEN_MARKER, self::TOKEN_CLOSE)))) {
+                $value .= $this->match(null, false);
             }
 
             return $value;
@@ -252,6 +251,28 @@ private function lookahead($type)
         return $this->position < $this->tokensCount && $this->tokens[$this->position][0] === $type;
     }
 
+    private function lookaheadN(array $types)
+    {
+        $count = count($types);
+        if($this->position + $count > $this->tokensCount) {
+            return false;
+        }
+
+        $position = $this->position;
+        foreach($types as $type) {
+            // note: automatically skips whitespace tokens
+            if($this->tokens[$position][0] === self::TOKEN_WS) {
+                $position++;
+            }
+            if($type !== $this->tokens[$position][0]) {
+                return false;
+            }
+            $position++;
+        }
+
+        return true;
+    }
+
     private function match($type, $ws)
     {
         if($this->position >= $this->tokensCount) {
diff --git a/tests/ParserTest.php b/tests/ParserTest.php
index 3080aae..ea83106 100644
--- a/tests/ParserTest.php
+++ b/tests/ParserTest.php
@@ -225,6 +225,12 @@ public function provideShortcodes()
                 new ParsedShortcode(new Shortcode('y', array(), ' ] [] [ [z] [/#] [/z] [ [] ] [/] ', null), '[y] ] [] [ [z] [/#] [/z] [ [] ] [/] [/y]', 27),
                 new ParsedShortcode(new Shortcode('z', array(), ' [ [/ [/] /] ] ', null), '[z] [ [/ [/] /] ] [/z]', 70),
             )),
+            array($s, '[x=/[/] [y a=/"//] [z=http://url/] [a=http://url ]', array(
+                new ParsedShortcode(new Shortcode('x', array(), null, '/['), '[x=/[/]', 0),
+                new ParsedShortcode(new Shortcode('y', array('a' => '/"/'), null, null), '[y a=/"//]', 8),
+                new ParsedShortcode(new Shortcode('z', array(), null, 'http://url'), '[z=http://url/]', 19),
+                new ParsedShortcode(new Shortcode('a', array(), null, 'http://url'), '[a=http://url ]', 35),
+            )),
         );
 
         /**
@@ -239,7 +245,7 @@ public function provideShortcodes()
          *
          * Tests cases from array above with identifiers in the array below must be skipped.
          */
-        $wordpressSkip = array(3, 6, 16, 21, 22, 23, 25, 32, 33, 34, 46, 47, 49);
+        $wordpressSkip = array(3, 6, 16, 21, 22, 23, 25, 32, 33, 34, 46, 47, 49, 51);
         $result = array();
         foreach($tests as $key => $test) {
             $syntax = array_shift($test);