1 /*

     2  * Copyright (C) 2006, 2008 Apple Inc.  All rights reserved.

     3  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)

     4  * Copyright (C) 2009 Google Inc.  All rights reserved.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions

     8  * are met:

     9  * 1. Redistributions of source code must retain the above copyright

    10  *    notice, this list of conditions and the following disclaimer.

    11  * 2. Redistributions in binary form must reproduce the above copyright

    12  *    notice, this list of conditions and the following disclaimer in the

    13  *    documentation and/or other materials provided with the distribution.

    14  *

    15  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

    16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    18  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    22  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    23  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    26  */

    27 

    28 #include "config.h"

    29 #include "ContentType.h"

    30 

    31 namespace WebCore {

    32 

    33 ContentType::ContentType(const String& contentType)

    34     : m_type(contentType)

    35 {

    36 }

    37 

    38 String ContentType::parameter(const String& parameterName) const

    39 {

    40     String parameterValue;

    41     String strippedType = m_type.stripWhiteSpace();

    42 

    43     // a MIME type can have one or more "param=value" after a semi-colon, and separated from each other by semi-colons

    44     int semi = strippedType.find(';');

    45     if (semi != -1) {

    46         int start = strippedType.find(parameterName, semi + 1, false);

    47         if (start != -1) {

    48             start = strippedType.find('=', start + 6);

    49             if (start != -1) {

    50                 int end = strippedType.find(';', start + 6);

    51                 if (end == -1)

    52                     end = strippedType.length();

    53                 parameterValue = strippedType.substring(start + 1, end - (start + 1)).stripWhiteSpace();

    54             }

    55         }

    56     }

    57 

    58     return parameterValue;

    59 }

    60 

    61 String ContentType::type() const

    62 {

    63     String strippedType = m_type.stripWhiteSpace();

    64 

    65     // "type" can have parameters after a semi-colon, strip them

    66     int semi = strippedType.find(';');

    67     if (semi != -1)

    68         strippedType = strippedType.left(semi).stripWhiteSpace();

    69 

    70     return strippedType;

    71 }

    72 

    73 } // namespace WebCore