Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 590 insertions, 0 deletions

diff --git a/mimelib/mediatyp.cpp b/mimelib/mediatyp.cpp
new file mode 100644
index 00000000..7c766fe3
--- /dev/null
+++ b/mimelib/mediatyp.cpp
@@ -0,0 +1,590 @@
+//=============================================================================
+// File:       mediatyp.cpp
+// Contents:   Definitions for DwMediaType
+// Maintainer: Doug Sauder <dwsauder@fwb.gulf.net>
+// WWW:        http://www.fwb.gulf.net/~dwsauder/mimepp.html
+//
+// Copyright (c) 1996, 1997 Douglas W. Sauder
+// All rights reserved.
+//
+// IN NO EVENT SHALL DOUGLAS W. SAUDER BE LIABLE TO ANY PARTY FOR DIRECT,
+// INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF
+// THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF DOUGLAS W. SAUDER
+// HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// DOUGLAS W. SAUDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT
+// NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+// PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS"
+// BASIS, AND DOUGLAS W. SAUDER HAS NO OBLIGATION TO PROVIDE MAINTENANCE,
+// SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+//
+//=============================================================================
+
+#define DW_IMPLEMENTATION
+
+#include <mimelib/config.h>
+#include <mimelib/debug.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <iostream>
+#include <time.h>
+#include <mimelib/string.h>
+#include <mimelib/param.h>
+#include <mimelib/mediatyp.h>
+#include <mimelib/token.h>
+#include <mimelib/utility.h>
+#include <mimelib/enum.h>
+
+
+const char* const DwMediaType::sClassName = "DwMediaType";
+
+
+DwMediaType* (*DwMediaType::sNewMediaType)(const DwString&,
+    DwMessageComponent*) = 0;
+
+
+DwMediaType* DwMediaType::NewMediaType(const DwString& aStr,
+    DwMessageComponent* aParent)
+{
+    if (sNewMediaType) {
+        return sNewMediaType(aStr, aParent);
+    }
+    else {
+        return new DwMediaType(aStr, aParent);
+    }
+}
+
+
+DwMediaType::DwMediaType()
+{
+    mType = DwMime::kTypeNull;
+    mSubtype = DwMime::kSubtypeNull;
+    mFirstParameter = 0;
+    mClassId = kCidMediaType;
+    mClassName = sClassName;
+}
+
+
+DwMediaType::DwMediaType(const DwMediaType& aCntType)
+  : DwFieldBody(aCntType),
+    mTypeStr(aCntType.mTypeStr),
+    mSubtypeStr(aCntType.mSubtypeStr),
+    mBoundaryStr(aCntType.mBoundaryStr)
+{
+    mType = aCntType.mType;
+    mSubtype = aCntType.mSubtype;
+    mFirstParameter = 0;
+
+    if (aCntType.mFirstParameter) {
+        CopyParameterList(aCntType.mFirstParameter);
+    }
+
+    mClassId = kCidMediaType;
+    mClassName = sClassName;
+}
+
+
+DwMediaType::DwMediaType(const DwString& aStr, DwMessageComponent* aParent)
+  : DwFieldBody(aStr, aParent)
+{
+    mType = DwMime::kTypeNull;
+    mSubtype = DwMime::kSubtypeNull;
+    mFirstParameter = 0;
+    mClassId = kCidMediaType;
+    mClassName = sClassName;
+}
+
+
+DwMediaType::~DwMediaType()
+{
+    if (mFirstParameter) {
+        DeleteParameterList();
+    }
+}
+
+
+const DwMediaType& DwMediaType::operator = (const DwMediaType& aCntType)
+{
+    if (this == &aCntType) return *this;
+    DwFieldBody::operator = (aCntType);
+
+    mType        = aCntType.mType;
+    mSubtype     = aCntType.mSubtype;
+    mTypeStr     = aCntType.mTypeStr;
+    mSubtypeStr  = aCntType.mSubtypeStr;
+    mBoundaryStr = aCntType.mBoundaryStr;
+
+    if (mFirstParameter) {
+        DeleteParameterList();
+    }
+    if (aCntType.mFirstParameter) {
+        CopyParameterList(aCntType.mFirstParameter);
+    }
+
+    if (mParent) {
+        mParent->SetModified();
+    }
+
+    return *this;
+}
+
+
+int DwMediaType::Type() const
+{
+    return mType;
+}
+
+
+void DwMediaType::SetType(int aType)
+{
+    mType = aType;
+    TypeEnumToStr();
+    SetModified();
+}
+
+
+const DwString& DwMediaType::TypeStr() const
+{
+    return mTypeStr;
+}
+
+
+void DwMediaType::SetTypeStr(const DwString& aStr)
+{
+    mTypeStr = aStr;
+    TypeStrToEnum();
+    SetModified();
+}
+
+
+int DwMediaType::Subtype() const
+{
+    return mSubtype;
+}
+
+
+void DwMediaType::SetSubtype(int aSubtype)
+{
+    mSubtype = aSubtype;
+    SubtypeEnumToStr();
+    SetModified();
+}
+
+
+const DwString& DwMediaType::SubtypeStr() const
+{
+    return mSubtypeStr;
+}
+
+
+void DwMediaType::SetSubtypeStr(const DwString& aStr)
+{
+    mSubtypeStr = aStr;
+    SubtypeStrToEnum();
+    SetModified();
+}
+
+
+const DwString& DwMediaType::Boundary() const
+{
+    // Implementation note: this member function is const, which
+    // forbids us from assigning to mBoundaryStr.  The following
+    // trick gets around this.  (ANSI implementations could use the
+    // "mutable" declaration).
+    DwMediaType* _this = (DwMediaType*) this;
+    _this->mBoundaryStr = "";
+    DwParameter* param = mFirstParameter;
+    while (param) {
+        if (DwStrcasecmp(param->Attribute(), "boundary") == 0) {
+            // Boundary parameter found. Return its value.
+            _this->mBoundaryStr = param->Value();
+            break;
+        }
+        param = param->Next();
+    }
+    return mBoundaryStr;
+}
+
+
+void DwMediaType::SetBoundary(const DwString& aStr)
+{
+    mBoundaryStr = aStr;
+    // Search for boundary parameter in parameter list.  If found, set its
+    // value.
+    DwParameter* param = mFirstParameter;
+    while (param) {
+        if (DwStrcasecmp(param->Attribute(), "boundary") == 0) {
+            param->SetValue(mBoundaryStr);
+            return;
+        }
+        param = param->Next();
+    }
+    // Boundary parameter not found. Add it.
+    param = DwParameter::NewParameter("", 0);
+    param->SetAttribute("boundary");
+    param->SetValue(aStr);
+    AddParameter(param);
+}
+
+
+void DwMediaType::CreateBoundary(unsigned aLevel)
+{
+    // Create a random printable string and set it as the boundary parameter
+    static const char c[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+    const int cLen = 64;
+    char buf[80];
+    strcpy(buf, "Boundary-");
+    int pos = strlen(buf);
+    int n = aLevel / 10;
+    buf[pos++] = (n % 10) + '0';
+    n = aLevel;
+    buf[pos++] = (n % 10) + '0';
+    buf[pos++] = '=';
+    buf[pos++] = '_';
+    DwUint32 r = (DwUint32) time(0);
+    buf[pos++] = c[r % cLen];
+    r /= cLen;
+    buf[pos++] = c[r % cLen];
+    r /= cLen;
+    buf[pos++] = c[r % cLen];
+    r /= cLen;
+    buf[pos++] = c[r % cLen];
+    r /= cLen;
+    buf[pos++] = c[r % cLen];
+    for (int i=0; i < 2; ++i) {
+        r = rand();
+        buf[pos++] = c[r % cLen];
+        r >>= 6;
+        buf[pos++] = c[r % cLen];
+        r >>= 6;
+        buf[pos++] = c[r % cLen];
+        r >>= 6;
+        buf[pos++] = c[r % cLen];
+        r >>= 6;
+        buf[pos++] = c[r % cLen];
+    }
+    buf[pos] = 0;
+    SetBoundary(buf);
+}
+
+
+const DwString& DwMediaType::Name() const
+{
+    // Implementation note: this member function is const, which
+    // forbids us from assigning to mNameStr.  The following
+    // trick gets around this.  (ANSI implementations could use the
+    // "mutable" declaration).
+    DwMediaType* _this = (DwMediaType*) this;
+    _this->mNameStr = "";
+    DwParameter* param = mFirstParameter;
+    while (param) {
+        if (DwStrcasecmp(param->Attribute(), "name") == 0) {
+            // Name parameter found. Return its value.
+            _this->mNameStr = param->Value();
+            break;
+        }
+        param = param->Next();
+    }
+    return mNameStr;
+}
+
+
+void DwMediaType::SetName(const DwString& aStr)
+{
+    mNameStr = aStr;
+    // Search for name parameter in parameter list.  If found, set its
+    // value.
+    DwParameter* param = mFirstParameter;
+    while (param) {
+        if (DwStrcasecmp(param->Attribute(), "name") == 0) {
+            param->SetValue(mNameStr);
+            return;
+        }
+        param = param->Next();
+    }
+    // Name parameter not found. Add it.
+    param = DwParameter::NewParameter("", 0);
+    param->SetAttribute("name");
+    param->SetValue(aStr);
+    AddParameter(param);
+}
+
+
+DwParameter* DwMediaType::FirstParameter() const
+{
+    return mFirstParameter;
+}
+
+
+void DwMediaType::AddParameter(DwParameter* aParam)
+{
+    _AddParameter(aParam);
+    SetModified();
+}
+
+
+void DwMediaType::_AddParameter(DwParameter* aParam)
+{
+    if (!mFirstParameter) {
+        mFirstParameter = aParam;
+    }
+    else {
+        DwParameter* cur = mFirstParameter;
+        DwParameter* next = cur->Next();
+        while (next) {
+            cur = next;
+            next = cur->Next();
+        }
+        cur->SetNext(aParam);
+    }
+    aParam->SetParent(this);
+}
+
+
+void DwMediaType::Parse()
+{
+    mIsModified = 0;
+    mTypeStr = "";
+    mSubtypeStr = "";
+    mType = DwMime::kTypeNull;
+    mSubtype = DwMime::kSubtypeNull;
+    if (mFirstParameter) {
+        DeleteParameterList();
+    }
+    if (mString.length() == 0) return;
+    DwRfc1521Tokenizer tokenizer(mString);
+
+    // Get type.
+    int found = 0;
+    while (!found && tokenizer.Type() != eTkNull) {
+        if (tokenizer.Type() == eTkToken) {
+            mTypeStr = tokenizer.Token();
+            found = 1;
+        }
+        ++tokenizer;
+    }
+    // Get '/'
+    found = 0;
+    while (!found && tokenizer.Type() != eTkNull) {
+        if (tokenizer.Type() == eTkTspecial
+            && tokenizer.Token()[0] == '/') {
+            found = 1;
+        }
+        ++tokenizer;
+    }
+    // Get subtype
+    found = 0;
+    while (!found && tokenizer.Type() != eTkNull) {
+        if (tokenizer.Type() == eTkToken) {
+            mSubtypeStr = tokenizer.Token();
+            found = 1;
+        }
+        ++tokenizer;
+    }
+    // Get parameters
+    DwTokenString tokenStr(mString);
+    while (1) {
+        // Get ';'
+        found = 0;
+        while (!found && tokenizer.Type() != eTkNull) {
+            if (tokenizer.Type() == eTkTspecial
+                && tokenizer.Token()[0] == ';') {
+                found = 1;
+            }
+            ++tokenizer;
+        }
+        if (tokenizer.Type() == eTkNull) {
+            // No more parameters
+            break;
+        }
+        tokenStr.SetFirst(tokenizer);
+        // Get attribute
+        DwString attrib;
+        int attribFound = 0;
+        while (!attribFound && tokenizer.Type() != eTkNull) {
+            if (tokenizer.Type() == eTkToken) {
+                attrib = tokenizer.Token();
+                attribFound = 1;
+            }
+            ++tokenizer;
+        }
+        // Get '='
+        found = 0;
+        while (!found && tokenizer.Type() != eTkNull) {
+            if (tokenizer.Type() == eTkTspecial
+                && tokenizer.Token()[0] == '=') {
+                found = 1;
+            }
+            ++tokenizer;
+        }
+        // Get value but do _not_ stop when finding a '/' in it
+        int valueFound = 0;
+        while (!valueFound && tokenizer.Type() != eTkNull) {
+            if (tokenizer.Type() == eTkToken
+                || tokenizer.Type() == eTkQuotedString) {
+                ++tokenizer;
+                if (tokenizer.Type() != eTkTspecial
+                    || tokenizer.Token()[0] != '/')
+                    valueFound = 1;
+            }
+            else
+                ++tokenizer;
+        }
+        if (attribFound && valueFound) {
+            tokenStr.ExtendTo(tokenizer);
+            DwParameter* param =
+                DwParameter::NewParameter(tokenStr.Tokens(), this);
+            param->Parse();
+            _AddParameter(param);
+        }
+    }
+    TypeStrToEnum();
+    SubtypeStrToEnum();
+}
+
+
+void DwMediaType::Assemble()
+{
+    if (!mIsModified) return;
+    mString = "";
+    if (mTypeStr.length() == 0 || mSubtypeStr.length() == 0)
+        return;
+    mString += mTypeStr;
+    mString += '/';
+    mString += mSubtypeStr;
+    DwParameter* param = FirstParameter();
+    while (param) {
+        param->Assemble();
+        if (IsFolding()) {
+            mString += ";" DW_EOL "  ";
+        }
+        else {
+            mString += "; ";
+        }
+        mString += param->AsString();
+        param = param->Next();
+    }
+    mIsModified = 0;
+}
+
+
+DwMessageComponent* DwMediaType::Clone() const
+{
+    return new DwMediaType(*this);
+}
+
+
+void DwMediaType::TypeEnumToStr()
+{
+    DwTypeEnumToStr(mType, mTypeStr);
+}
+
+
+void DwMediaType::TypeStrToEnum()
+{
+    mType = DwTypeStrToEnum(mTypeStr);
+
+}
+
+
+void DwMediaType::SubtypeEnumToStr()
+{
+    DwSubtypeEnumToStr(mSubtype, mSubtypeStr);
+}
+
+
+void DwMediaType::SubtypeStrToEnum()
+{
+    mSubtype = DwSubtypeStrToEnum(mSubtypeStr);
+
+}
+
+
+void DwMediaType::DeleteParameterList()
+{
+    DwParameter* param = mFirstParameter;
+    while (param) {
+        DwParameter* nextParam = param->Next();
+        delete param;
+        param = nextParam;
+    }
+    mFirstParameter = 0;
+    SetModified();
+}
+
+
+void DwMediaType::CopyParameterList(DwParameter* aFirst)
+{
+    DwParameter* param = aFirst;
+    while (param) {
+        DwParameter* newParam = (DwParameter*) param->Clone();
+        AddParameter(newParam);
+        param = param->Next();
+    }
+}
+
+
+#if defined(DW_DEBUG_VERSION)
+void DwMediaType::PrintDebugInfo(std::ostream& aStrm, int aDepth) const
+{
+    aStrm <<
+    "--------------- Debug info for DwMediaType class ---------------\n";
+    _PrintDebugInfo(aStrm);
+    int depth = aDepth - 1;
+    depth = (depth >= 0) ? depth : 0;
+    if (aDepth == 0 || depth > 0) {
+        DwParameter* param = mFirstParameter;
+        while (param) {
+            param->PrintDebugInfo(aStrm, depth);
+            param = param->Next();
+        }
+    }
+}
+#else
+void DwMediaType::PrintDebugInfo(std::ostream& , int ) const {}
+#endif // defined(DW_DEBUG_VERSION)
+
+
+#if defined(DW_DEBUG_VERSION)
+void DwMediaType::_PrintDebugInfo(std::ostream& aStrm) const
+{
+    DwFieldBody::_PrintDebugInfo(aStrm);
+    aStrm << "Type:             " << mTypeStr    << " (" << mType    << ")\n";
+    aStrm << "Subtype:          " << mSubtypeStr << " (" << mSubtype << ")\n";
+    aStrm << "Boundary:         " << mBoundaryStr << '\n';
+    aStrm << "Parameters:       ";
+    DwParameter* param = mFirstParameter;
+    if (param) {
+        int count = 0;
+        while (param) {
+            if (count) aStrm << ' ';
+            aStrm << param->ObjectId();
+            param = param->Next();
+            ++count;
+        }
+        aStrm << '\n';
+    }
+    else {
+        aStrm << "(none)\n";
+    }
+}
+#else
+void DwMediaType::_PrintDebugInfo(std::ostream& ) const {}
+#endif // defined(DW_DEBUG_VERSION)
+
+
+void DwMediaType::CheckInvariants() const
+{
+#if defined(DW_DEBUG_VERSION)
+    mTypeStr.CheckInvariants();
+    mSubtypeStr.CheckInvariants();
+    mBoundaryStr.CheckInvariants();
+    DwParameter* param = mFirstParameter;
+    while (param) {
+        param->CheckInvariants();
+        assert((DwMessageComponent*) this == param->Parent());
+        param = param->Next();
+    }
+#endif // defined(DW_DEBUG_VERSION)
+}