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      1 /*
      2  * Copyright (c) 2008, 2009, Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "core/platform/chromium/ClipboardUtilitiesChromium.h"
     33 
     34 #include "core/platform/Pasteboard.h"
     35 #include "public/platform/WebClipboard.h"
     36 #include "weborigin/KURL.h"
     37 #include "wtf/text/StringBuilder.h"
     38 #include "wtf/text/WTFString.h"
     39 
     40 namespace WebCore {
     41 
     42 WebKit::WebClipboard::Buffer currentPasteboardBuffer()
     43 {
     44     return Pasteboard::generalPasteboard()->isSelectionMode() ?
     45         WebKit::WebClipboard::BufferSelection :
     46         WebKit::WebClipboard::BufferStandard;
     47 }
     48 
     49 #if OS(WINDOWS)
     50 void replaceNewlinesWithWindowsStyleNewlines(String& str)
     51 {
     52     DEFINE_STATIC_LOCAL(String, windowsNewline, ("\r\n"));
     53     StringBuilder result;
     54     for (unsigned index = 0; index < str.length(); ++index) {
     55         if (str[index] != '\n' || (index > 0 && str[index - 1] == '\r'))
     56             result.append(str[index]);
     57         else
     58             result.append(windowsNewline);
     59     }
     60     str = result.toString();
     61 }
     62 #endif
     63 
     64 void replaceNBSPWithSpace(String& str)
     65 {
     66     static const UChar NonBreakingSpaceCharacter = 0xA0;
     67     static const UChar SpaceCharacter = ' ';
     68     str.replace(NonBreakingSpaceCharacter, SpaceCharacter);
     69 }
     70 
     71 String convertURIListToURL(const String& uriList)
     72 {
     73     Vector<String> items;
     74     // Line separator is \r\n per RFC 2483 - however, for compatibility
     75     // reasons we allow just \n here.
     76     uriList.split('\n', items);
     77     // Process the input and return the first valid URL. In case no URLs can
     78     // be found, return an empty string. This is in line with the HTML5 spec.
     79     for (size_t i = 0; i < items.size(); ++i) {
     80         String& line = items[i];
     81         line = line.stripWhiteSpace();
     82         if (line.isEmpty())
     83             continue;
     84         if (line[0] == '#')
     85             continue;
     86         KURL url = KURL(ParsedURLString, line);
     87         if (url.isValid())
     88             return url;
     89     }
     90     return String();
     91 }
     92 
     93 } // namespace WebCore
     94