ID3_Frame* ID3_AddComment(ID3_Tag *tag, const char *text,
const char *desc, const char* lang, bool replace)
{
ID3_Frame* frame = NULL;
if (NULL != tag &&
NULL != text &&
NULL != desc &&
strlen(text) > 0)
{
bool bAdd = true;
if (replace)
{
ID3_RemoveComments(tag, desc);
}
else
{
// See if there is already a comment with this description
ID3_Tag::Iterator* iter = tag->CreateIterator();
ID3_Frame* frame = NULL;
while ((frame = iter->GetNext()) != NULL)
{
if (frame->GetID() == ID3FID_COMMENT)
{
char *tmp_desc = ID3_GetString(frame, ID3FN_DESCRIPTION);
if (strcmp(tmp_desc, desc) == 0)
{
bAdd = false;
}
delete [] tmp_desc;
if (!bAdd)
{
break;
}
}
}
delete iter;
}
if (bAdd)
{
frame = new ID3_Frame(ID3FID_COMMENT);
if (NULL != frame)
{
frame->GetField(ID3FN_LANGUAGE)->Set(lang);
frame->GetField(ID3FN_DESCRIPTION)->Set(desc);
frame->GetField(ID3FN_TEXT)->Set(text);
tag->AttachFrame(frame);
}
}
}
return frame;
}
ID3_Frame* ID3_AddComment(ID3_Tag *tag, const char *sComment,
const char *sDescription, bool bReplace)
{
ID3_Frame* pFrame = NULL;
if (NULL != tag &&
NULL != sComment &&
NULL != sDescription &&
strlen(sComment) > 0)
{
bool bAdd = true;
if (bReplace)
{
ID3_RemoveComments(tag, sDescription);
}
else
{
// See if there is already a comment with this description
for (size_t nCount = 0; nCount < tag->NumFrames(); nCount++)
{
pFrame = tag->GetFrameNum(nCount);
if (pFrame->GetID() == ID3FID_COMMENT)
{
char *sDesc = ID3_GetString(pFrame, ID3FN_DESCRIPTION);
if (strcmp(sDesc, sDescription) == 0)
{
bAdd = false;
}
delete [] sDesc;
if (!bAdd)
{
break;
}
}
}
}
if (bAdd)
{
pFrame = new ID3_Frame(ID3FID_COMMENT);
if (NULL != pFrame)
{
pFrame->Field(ID3FN_LANGUAGE) = "eng";
pFrame->Field(ID3FN_DESCRIPTION) = sDescription;
pFrame->Field(ID3FN_TEXT) = sComment;
tag->AttachFrame(pFrame);
}
}
}
return pFrame;
}
