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      1 /*
      2  * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  *
     19  */
     20 
     21 #ifndef FormDataList_h
     22 #define FormDataList_h
     23 
     24 #include "core/fileapi/Blob.h"
     25 #include "platform/heap/Handle.h"
     26 #include "platform/network/FormData.h"
     27 #include "wtf/Forward.h"
     28 #include "wtf/text/CString.h"
     29 #include "wtf/text/TextEncoding.h"
     30 
     31 namespace blink {
     32 
     33 class FormDataList : public RefCountedWillBeGarbageCollected<FormDataList> {
     34     DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(FormDataList);
     35 public:
     36     class Item {
     37         ALLOW_ONLY_INLINE_ALLOCATION();
     38     public:
     39         Item() { }
     40         Item(const WTF::CString& data) : m_data(data) { }
     41         Item(PassRefPtrWillBeRawPtr<Blob> blob, const String& filename) : m_blob(blob), m_filename(filename) { }
     42 
     43         const WTF::CString& data() const { return m_data; }
     44         Blob* blob() const { return m_blob.get(); }
     45         const String& filename() const { return m_filename; }
     46 
     47         void trace(Visitor*);
     48 
     49     private:
     50         WTF::CString m_data;
     51         RefPtrWillBeMember<Blob> m_blob;
     52         String m_filename;
     53     };
     54 
     55     static PassRefPtrWillBeRawPtr<FormDataList> create(const WTF::TextEncoding& encoding)
     56     {
     57         return adoptRefWillBeNoop(new FormDataList(encoding));
     58     }
     59 
     60     void appendData(const String& key, const String& value)
     61     {
     62         appendString(key);
     63         appendString(value);
     64     }
     65     void appendData(const String& key, const CString& value)
     66     {
     67         appendString(key);
     68         appendString(value);
     69     }
     70     void appendData(const String& key, int value)
     71     {
     72         appendString(key);
     73         appendString(String::number(value));
     74     }
     75     void appendBlob(const String& key, PassRefPtrWillBeRawPtr<Blob> blob, const String& filename = String())
     76     {
     77         appendString(key);
     78         appendBlob(blob, filename);
     79     }
     80 
     81     const WillBeHeapVector<Item>& items() const { return m_items; }
     82     const WTF::TextEncoding& encoding() const { return m_encoding; }
     83 
     84     PassRefPtr<FormData> createFormData(FormData::EncodingType = FormData::FormURLEncoded);
     85     PassRefPtr<FormData> createMultiPartFormData();
     86 
     87     virtual void trace(Visitor*);
     88 
     89 protected:
     90     explicit FormDataList(const WTF::TextEncoding&);
     91 
     92 private:
     93     void appendKeyValuePairItemsTo(FormData*, const WTF::TextEncoding&, bool isMultiPartForm, FormData::EncodingType = FormData::FormURLEncoded);
     94 
     95     void appendString(const CString&);
     96     void appendString(const String&);
     97     void appendBlob(PassRefPtrWillBeRawPtr<Blob>, const String& filename);
     98 
     99     WTF::TextEncoding m_encoding;
    100     WillBeHeapVector<Item> m_items;
    101 };
    102 
    103 } // namespace blink
    104 
    105 WTF_ALLOW_MOVE_AND_INIT_WITH_MEM_FUNCTIONS(blink::FormDataList::Item);
    106 
    107 #endif // FormDataList_h
    108