1 files changed, 87 insertions, 0 deletions
diff --git a/WebCore/css/CSSHelper.cpp b/WebCore/css/CSSHelper.cpp
new file mode 100644
index 0000000..aa1186c
--- /dev/null
+++ b/WebCore/css/CSSHelper.cpp
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+#include "CSSHelper.h"
+
+#include "PlatformString.h"
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+String parseURL(const String& url)
+{
+    StringImpl* i = url.impl();
+    if (!i)
+        return String();
+
+    int o = 0;
+    int l = i->length();
+
+    while (o < l && (*i)[o] <= ' ') {
+        ++o;
+        --l;
+    }
+    while (l > 0 && (*i)[o + l - 1] <= ' ')
+        --l;
+
+    if (l >= 5
+            && ((*i)[o] == 'u' || (*i)[o] == 'U')
+            && ((*i)[o + 1] == 'r' || (*i)[o + 1] == 'R')
+            && ((*i)[o + 2] == 'l' || (*i)[o + 2] == 'L')
+            && (*i)[o + 3] == '('
+            && (*i)[o + l - 1] == ')') {
+        o += 4;
+        l -= 5;
+    }
+
+    while (o < l && (*i)[o] <= ' ') {
+        ++o;
+        --l;
+    }
+    while (l > 0 && (*i)[o + l - 1] <= ' ')
+        --l;
+
+    if (l >= 2 && (*i)[o] == (*i)[o + l - 1] && ((*i)[o] == '\'' || (*i)[o] == '\"')) {
+        o++;
+        l -= 2;
+    }
+
+    while (o < l && (*i)[o] <= ' ') {
+        ++o;
+        --l;
+    }
+    while (l > 0 && (*i)[o + l - 1] <= ' ')
+        --l;
+
+    Vector<UChar, 2048> buffer(l);
+
+    int nl = 0;
+    for (int k = o; k < o + l; k++) {
+        UChar c = (*i)[k];
+        if (c > '\r')
+            buffer[nl++] = c;
+    }
+
+    return String(buffer.data(), nl);
+}
+
+} // namespace WebCore