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898 lines
24 KiB
898 lines
24 KiB
/*
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kmime_content.cpp
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KMime, the KDE internet mail/usenet news message library.
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Copyright (c) 2001 the KMime authors.
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See file AUTHORS for details
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
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*/
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#include "kmime_content.h"
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#include "kmime_parsers.h"
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#include <kcharsets.h>
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#include <kmdcodec.h>
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#include <kglobal.h>
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#include <klocale.h>
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#include <kdebug.h>
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#include <tqtextcodec.h>
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using namespace KMime;
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namespace KMime {
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Content::Content()
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: c_ontents(0), h_eaders(0), f_orceDefaultCS(false)
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{
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d_efaultCS = cachedCharset("ISO-8859-1");
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}
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Content::Content(const TQCString &h, const TQCString &b)
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: c_ontents(0), h_eaders(0), f_orceDefaultCS(false)
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{
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d_efaultCS = cachedCharset("ISO-8859-1");
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h_ead=h.copy();
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b_ody=b.copy();
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}
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Content::~Content()
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{
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delete c_ontents;
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delete h_eaders;
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}
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void Content::setContent(TQStrList *l)
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{
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//qDebug("Content::setContent(TQStrList *l) : start");
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h_ead.resize(0);
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b_ody.resize(0);
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//usage of textstreams is much faster than simply appending the strings
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TQTextStream hts(h_ead, IO_WriteOnly),
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bts(b_ody, IO_WriteOnly);
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hts.setEncoding(TQTextStream::Latin1);
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bts.setEncoding(TQTextStream::Latin1);
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bool isHead=true;
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for(char *line=l->first(); line; line=l->next()) {
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if(isHead && line[0]=='\0') {
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isHead=false;
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continue;
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}
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if(isHead)
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hts << line << "\n";
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else
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bts << line << "\n";
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}
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//terminate strings
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hts << '\0';
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bts << '\0';
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//qDebug("Content::setContent(TQStrList *l) : finished");
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}
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void Content::setContent(const TQCString &s)
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{
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int pos=s.find("\n\n", 0);
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if(pos>-1) {
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h_ead=s.left(++pos); //header *must* end with "\n" !!
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b_ody=s.mid(pos+1, s.length()-pos-1);
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}
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else
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h_ead=s;
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}
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//parse the message, split multiple parts
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void Content::parse()
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{
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//qDebug("void Content::parse() : start");
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delete h_eaders;
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h_eaders=0;
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// check this part has already been partioned into subparts.
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// if this is the case, we will not try to reparse the body
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// of this part.
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if ((b_ody.size() == 0) && (c_ontents != 0) && !c_ontents->isEmpty()) {
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// reparse all sub parts
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for(Content *c=c_ontents->first(); c; c=c_ontents->next())
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c->parse();
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return;
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}
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delete c_ontents;
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c_ontents=0;
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Headers::ContentType *ct=contentType();
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TQCString tmp;
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Content *c;
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Headers::contentCategory cat;
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// just "text" as mimetype is suspicious, perhaps this article was
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// generated by broken software, better check for uuencoded binaries
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if (ct->mimeType()=="text")
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ct->setMimeType("invalid/invalid");
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if(ct->isText())
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return; //nothing to do
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if(ct->isMultipart()) { //this is a multipart message
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tmp=ct->boundary(); //get boundary-parameter
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if(!tmp.isEmpty()) {
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Parser::MultiPart mpp(b_ody, tmp);
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if(mpp.parse()) { //at least one part found
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c_ontents=new List();
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c_ontents->setAutoDelete(true);
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if(ct->isSubtype("alternative")) //examine category for the sub-parts
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cat=Headers::CCalternativePart;
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else
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cat=Headers::CCmixedPart; //default to "mixed"
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QCStringList parts=mpp.parts();
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QCStringList::Iterator it;
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for(it=parts.begin(); it!=parts.end(); ++it) { //create a new Content for every part
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c=new Content();
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c->setContent(*it);
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c->parse();
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c->contentType()->setCategory(cat); //set category of the sub-part
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c_ontents->append(c);
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//qDebug("part:\n%s\n\n%s", c->h_ead.data(), c->b_ody.left(100).data());
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}
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//the whole content is now split into single parts, so it's safe delete the message-body
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b_ody.resize(0);
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}
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else { //sh*t, the parsing failed so we have to treat the message as "text/plain" instead
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ct->setMimeType("text/plain");
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ct->setCharset("US-ASCII");
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}
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}
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}
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else if (ct->mimeType()=="invalid/invalid") { //non-mime body => check for uuencoded content
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Parser::UUEncoded uup(b_ody, rawHeader("Subject"));
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if(uup.parse()) { // yep, it is uuencoded
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if(uup.isPartial()) { // this seems to be only a part of the message so we treat it as "message/partial"
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ct->setMimeType("message/partial");
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//ct->setId(uniqueString()); not needed yet
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ct->setPartialParams(uup.partialCount(), uup.partialNumber());
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contentTransferEncoding()->setCte(Headers::CE7Bit);
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}
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else { //it's a complete message => treat as "multipart/mixed"
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//the whole content is now split into single parts, so it's safe to delete the message-body
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b_ody.resize(0);
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//binary parts
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for (unsigned int i=0;i<uup.binaryParts().count();i++) {
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c=new Content();
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//generate content with mime-compliant headers
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tmp="Content-Type: ";
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tmp += uup.mimeTypes().at(i);
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tmp += "; name=\"";
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tmp += uup.filenames().at(i);
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tmp += "\"\nContent-Transfer-Encoding: x-uuencode\nContent-Disposition: attachment; filename=\"";
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tmp += uup.filenames().at(i);
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tmp += "\"\n\n";
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tmp += uup.binaryParts().at(i);
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c->setContent(tmp);
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addContent(c);
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}
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if(c_ontents && c_ontents->first()) { //readd the plain text before the uuencoded part
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c_ontents->first()->setContent("Content-Type: text/plain\nContent-Transfer-Encoding: 7Bit\n\n"+uup.textPart());
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c_ontents->first()->contentType()->setMimeType("text/plain");
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}
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}
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} else {
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Parser::YENCEncoded yenc(b_ody);
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if ( yenc.parse()) {
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/* If it is partial, just assume there is exactly one decoded part,
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* and make this that part */
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if (yenc.isPartial()) {
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ct->setMimeType("message/partial");
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//ct->setId(uniqueString()); not needed yet
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ct->setPartialParams(yenc.partialCount(), yenc.partialNumber());
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contentTransferEncoding()->setCte(Headers::CEbinary);
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}
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else { //it's a complete message => treat as "multipart/mixed"
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//the whole content is now split into single parts, so it's safe to delete the message-body
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b_ody.resize(0);
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//binary parts
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for (unsigned int i=0;i<yenc.binaryParts().count();i++) {
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c=new Content();
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//generate content with mime-compliant headers
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tmp="Content-Type: ";
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tmp += yenc.mimeTypes().at(i);
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tmp += "; name=\"";
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tmp += yenc.filenames().at(i);
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tmp += "\"\nContent-Transfer-Encoding: binary\nContent-Disposition: attachment; filename=\"";
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tmp += yenc.filenames().at(i);
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tmp += "\"\n\n";
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c->setContent(tmp);
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// the bodies of yenc message parts are binary data, not null-terminated strings:
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TQByteArray body = yenc.binaryParts()[i];
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TQCString body_string(body.size());
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memcpy(body_string.data(), body.data(), body.size());
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c->setBody(body_string);
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addContent(c);
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}
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if(c_ontents && c_ontents->first()) { //readd the plain text before the uuencoded part
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c_ontents->first()->setContent("Content-Type: text/plain\nContent-Transfer-Encoding: 7Bit\n\n"+yenc.textPart());
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c_ontents->first()->contentType()->setMimeType("text/plain");
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}
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}
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}
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else { //no, this doesn't look like uuencoded stuff => we treat it as "text/plain"
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ct->setMimeType("text/plain");
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}
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}
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}
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//qDebug("void Content::parse() : finished");
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}
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void Content::assemble()
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{
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TQCString newHead="";
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//Content-Type
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newHead+=contentType()->as7BitString()+"\n";
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//Content-Transfer-Encoding
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newHead+=contentTransferEncoding()->as7BitString()+"\n";
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//Content-Description
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Headers::Base *h=contentDescription(false);
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if(h)
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newHead+=h->as7BitString()+"\n";
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//Content-Disposition
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h=contentDisposition(false);
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if(h)
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newHead+=h->as7BitString()+"\n";
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h_ead=newHead;
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}
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void Content::clear()
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{
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delete h_eaders;
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h_eaders=0;
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delete c_ontents;
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c_ontents=0;
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h_ead.resize(0);
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b_ody.resize(0);
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}
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TQCString Content::encodedContent(bool useCrLf)
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{
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TQCString e;
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// hack to convert articles with uuencoded or yencoded binaries into
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// proper mime-compliant articles
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if(c_ontents && !c_ontents->isEmpty()) {
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bool convertNonMimeBinaries=false;
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// reencode non-mime binaries...
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for(Content *c=c_ontents->first(); c; c=c_ontents->next()) {
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if ((c->contentTransferEncoding(true)->cte()==Headers::CEuuenc) ||
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(c->contentTransferEncoding(true)->cte()==Headers::CEbinary)) {
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convertNonMimeBinaries=true;
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c->b_ody = KCodecs::base64Encode(c->decodedContent(), true);
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c->b_ody.append("\n");
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c->contentTransferEncoding(true)->setCte(Headers::CEbase64);
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c->contentTransferEncoding(true)->setDecoded(false);
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c->removeHeader("Content-Description");
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c->assemble();
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}
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}
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// add proper mime headers...
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if (convertNonMimeBinaries) {
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h_ead.tqreplace(TQRegExp("MIME-Version: .*\\n"),"");
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h_ead.tqreplace(TQRegExp("Content-Type: .*\\n"),"");
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h_ead.tqreplace(TQRegExp("Content-Transfer-Encoding: .*\\n"),"");
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h_ead+="MIME-Version: 1.0\n";
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h_ead+=contentType(true)->as7BitString()+"\n";
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h_ead+=contentTransferEncoding(true)->as7BitString()+"\n";
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}
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}
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//head
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e=h_ead.copy();
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e+="\n";
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//body
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if(!b_ody.isEmpty()) { //this message tqcontains only one part
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Headers::CTEncoding *enc=contentTransferEncoding();
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if(enc->needToEncode()) {
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if(enc->cte()==Headers::CEquPr) {
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TQByteArray temp(b_ody.length());
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memcpy(temp.data(), b_ody.data(), b_ody.length());
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e+=KCodecs::quotedPrintableEncode(temp, false);
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} else {
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e+=KCodecs::base64Encode(b_ody, true);
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e+="\n";
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}
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}
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else
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e+=b_ody;
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}
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else if(c_ontents && !c_ontents->isEmpty()) { //this is a multipart message
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Headers::ContentType *ct=contentType();
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TQCString boundary="\n--"+ct->boundary();
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//add all (encoded) contents separated by boundaries
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for(Content *c=c_ontents->first(); c; c=c_ontents->next()) {
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e+=boundary+"\n";
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e+=c->encodedContent(false); // don't convert LFs here, we do that later!!!!!
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}
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//finally append the closing boundary
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e+=boundary+"--\n";
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};
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if(useCrLf)
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return LFtoCRLF(e);
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else
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return e;
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}
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TQByteArray Content::decodedContent()
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{
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TQByteArray temp, ret;
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Headers::CTEncoding *ec=contentTransferEncoding();
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bool removeTrailingNewline=false;
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int size=ec->cte()==Headers::CEbinary ? b_ody.size() : b_ody.length();
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if (size==0)
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return ret;
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temp.resize(size);
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memcpy(temp.data(), b_ody.data(), size);
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if(ec->decoded()) {
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ret = temp;
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removeTrailingNewline=true;
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} else {
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switch(ec->cte()) {
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case Headers::CEbase64 :
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KCodecs::base64Decode(temp, ret);
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break;
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case Headers::CEquPr :
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ret = KCodecs::quotedPrintableDecode(b_ody);
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ret.resize(ret.size()-1); // remove null-char
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removeTrailingNewline=true;
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break;
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case Headers::CEuuenc :
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KCodecs::uudecode(temp, ret);
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break;
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case Headers::CEbinary :
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ret = temp;
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removeTrailingNewline=false;
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break;
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default :
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ret = temp;
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removeTrailingNewline=true;
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}
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}
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if (removeTrailingNewline && (ret.size()>0) && (ret[ret.size()-1] == '\n'))
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ret.resize(ret.size()-1);
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return ret;
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}
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void Content::decodedText(TQString &s, bool trimText,
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bool removeTrailingNewlines)
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{
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if(!decodeText()) //this is not a text content !!
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return;
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bool ok=true;
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TQTextCodec *codec=KGlobal::charsets()->codecForName(contentType()->charset(),ok);
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s=codec->toUnicode(b_ody.data(), b_ody.length());
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if (trimText && removeTrailingNewlines) {
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int i;
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for (i=s.length()-1; i>=0; i--)
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if (!s[i].isSpace())
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break;
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s.truncate(i+1);
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} else {
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if (s.right(1)=="\n")
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s.truncate(s.length()-1); // remove trailing new-line
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}
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}
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void Content::decodedText(TQStringList &l, bool trimText,
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bool removeTrailingNewlines)
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{
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if(!decodeText()) //this is not a text content !!
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return;
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TQString tqunicode;
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bool ok=true;
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TQTextCodec *codec=KGlobal::charsets()->codecForName(contentType()->charset(),ok);
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tqunicode=codec->toUnicode(b_ody.data(), b_ody.length());
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if (trimText && removeTrailingNewlines) {
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int i;
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for (i=tqunicode.length()-1; i>=0; i--)
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if (!tqunicode[i].isSpace())
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break;
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tqunicode.truncate(i+1);
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} else {
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if (tqunicode.right(1)=="\n")
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tqunicode.truncate(tqunicode.length()-1); // remove trailing new-line
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}
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l=TQStringList::split('\n', tqunicode, true); //split the string at linebreaks
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}
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void Content::fromUnicodeString(const TQString &s)
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{
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bool ok=true;
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TQTextCodec *codec=KGlobal::charsets()->codecForName(contentType()->charset(),ok);
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if(!ok) { // no suitable codec found => try local settings and hope the best ;-)
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codec=KGlobal::locale()->codecForEncoding();
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TQCString chset=KGlobal::locale()->encoding();
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contentType()->setCharset(chset);
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}
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b_ody=codec->fromUnicode(s);
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contentTransferEncoding()->setDecoded(true); //text is always decoded
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}
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Content* Content::textContent()
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{
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Content *ret=0;
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//return the first content with mimetype=text/*
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if(contentType()->isText())
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ret=this;
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else if(c_ontents)
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for(Content *c=c_ontents->first(); c; c=c_ontents->next())
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if( (ret=c->textContent())!=0 )
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break;
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return ret;
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}
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void Content::attachments(Content::List *dst, bool incAlternatives)
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{
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dst->setAutoDelete(false); //don't delete the contents
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if(!c_ontents)
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dst->append(this);
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else {
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for(Content *c=c_ontents->first(); c; c=c_ontents->next()) {
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if( !incAlternatives && c->contentType()->category()==Headers::CCalternativePart)
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continue;
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else
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c->attachments(dst, incAlternatives);
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}
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}
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if(type()!=ATmimeContent) { // this is the toplevel article
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Content *text=textContent();
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if(text)
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dst->removeRef(text);
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}
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}
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void Content::addContent(Content *c, bool prepend)
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{
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if(!c_ontents) { // this message is not multipart yet
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c_ontents=new List();
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c_ontents->setAutoDelete(true);
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|
|
// first we convert the body to a content
|
|
Content *main=new Content();
|
|
|
|
//the Mime-Headers are needed, so we move them to the new content
|
|
if(h_eaders) {
|
|
|
|
main->h_eaders=new Headers::Base::List();
|
|
main->h_eaders->setAutoDelete(true);
|
|
|
|
Headers::Base::List srcHdrs=(*h_eaders);
|
|
srcHdrs.setAutoDelete(false);
|
|
int idx=0;
|
|
for(Headers::Base *h=srcHdrs.first(); h; h=srcHdrs.next()) {
|
|
if(h->isMimeHeader()) {
|
|
//remove from this content
|
|
idx=h_eaders->findRef(h);
|
|
h_eaders->take(idx);
|
|
//append to new content
|
|
main->h_eaders->append(h);
|
|
}
|
|
}
|
|
}
|
|
|
|
//"main" is now part of a multipart/mixed message
|
|
main->contentType()->setCategory(Headers::CCmixedPart);
|
|
|
|
//the head of "main" is empty, so we assemble it
|
|
main->assemble();
|
|
|
|
//now we can copy the body and append the new content;
|
|
main->b_ody=b_ody.copy();
|
|
c_ontents->append(main);
|
|
b_ody.resize(0); //not longer needed
|
|
|
|
|
|
//finally we have to convert this article to "multipart/mixed"
|
|
Headers::ContentType *ct=contentType();
|
|
ct->setMimeType("multipart/mixed");
|
|
ct->setBoundary(multiPartBoundary());
|
|
ct->setCategory(Headers::CCcontainer);
|
|
contentTransferEncoding()->clear(); // 7Bit, decoded
|
|
|
|
}
|
|
//here we actually add the content
|
|
if(prepend)
|
|
c_ontents->insert(0, c);
|
|
else
|
|
c_ontents->append(c);
|
|
}
|
|
|
|
|
|
void Content::removeContent(Content *c, bool del)
|
|
{
|
|
if(!c_ontents) // what the ..
|
|
return;
|
|
|
|
int idx=0;
|
|
if(del)
|
|
c_ontents->removeRef(c);
|
|
else {
|
|
idx=c_ontents->findRef(c);
|
|
c_ontents->take(idx);
|
|
}
|
|
|
|
//only one content left => turn this message in a single-part
|
|
if(c_ontents->count()==1) {
|
|
Content *main=c_ontents->first();
|
|
|
|
//first we have to move the mime-headers
|
|
if(main->h_eaders) {
|
|
if(!h_eaders) {
|
|
h_eaders=new Headers::Base::List();
|
|
h_eaders->setAutoDelete(true);
|
|
}
|
|
|
|
Headers::Base::List mainHdrs=(*(main->h_eaders));
|
|
mainHdrs.setAutoDelete(false);
|
|
|
|
for(Headers::Base *h=mainHdrs.first(); h; h=mainHdrs.next()) {
|
|
if(h->isMimeHeader()) {
|
|
removeHeader(h->type()); //remove the old header first
|
|
h_eaders->append(h); //now append the new one
|
|
idx=main->h_eaders->findRef(h);
|
|
main->h_eaders->take(idx); //remove from the old content
|
|
kdDebug(5003) << "Content::removeContent(Content *c, bool del) : mime-header moved: "
|
|
<< h->as7BitString() << endl;
|
|
}
|
|
}
|
|
}
|
|
|
|
//now we can copy the body
|
|
b_ody=main->b_ody.copy();
|
|
|
|
//finally we can delete the content list
|
|
delete c_ontents;
|
|
c_ontents=0;
|
|
}
|
|
}
|
|
|
|
|
|
void Content::changeEncoding(Headers::contentEncoding e)
|
|
{
|
|
Headers::CTEncoding *enc=contentTransferEncoding();
|
|
if(enc->cte()==e) //nothing to do
|
|
return;
|
|
|
|
if(decodeText())
|
|
enc->setCte(e); // text is not encoded until it's sent or saved so we just set the new encoding
|
|
else { // this content tqcontains non textual data, that has to be re-encoded
|
|
|
|
if(e!=Headers::CEbase64) {
|
|
//kdWarning(5003) << "Content::changeEncoding() : non textual data and encoding != base64 - this should not happen\n => forcing base64" << endl;
|
|
e=Headers::CEbase64;
|
|
}
|
|
|
|
if(enc->cte()!=e) { // ok, we reencode the content using base64
|
|
b_ody = KCodecs::base64Encode(decodedContent(), true);
|
|
b_ody.append("\n");
|
|
enc->setCte(e); //set encoding
|
|
enc->setDecoded(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void Content::toStream(TQTextStream &ts, bool scrambleFromLines)
|
|
{
|
|
TQCString ret=encodedContent(false);
|
|
|
|
if (scrambleFromLines)
|
|
ret.tqreplace(TQRegExp("\\n\\nFrom "), "\n\n>From ");
|
|
|
|
ts << ret;
|
|
}
|
|
|
|
|
|
Headers::Generic* Content::getNextHeader(TQCString &head)
|
|
{
|
|
int pos1=-1, pos2=0, len=head.length()-1;
|
|
bool folded(false);
|
|
Headers::Generic *header=0;
|
|
|
|
pos1 = head.find(": ");
|
|
|
|
if (pos1>-1) { //there is another header
|
|
pos2=pos1+=2; //skip the name
|
|
|
|
if (head[pos2]!='\n') { // check if the header is not empty
|
|
while(1) {
|
|
pos2=head.find("\n", pos2+1);
|
|
if(pos2==-1 || pos2==len || ( head[pos2+1]!=' ' && head[pos2+1]!='\t') ) //break if we reach the end of the string, honor folded lines
|
|
break;
|
|
else
|
|
folded = true;
|
|
}
|
|
}
|
|
|
|
if(pos2<0) pos2=len+1; //take the rest of the string
|
|
|
|
if (!folded)
|
|
header = new Headers::Generic(head.left(pos1-2), this, head.mid(pos1, pos2-pos1));
|
|
else
|
|
header = new Headers::Generic(head.left(pos1-2), this, head.mid(pos1, pos2-pos1).tqreplace(TQRegExp("\\s*\\n\\s*")," "));
|
|
|
|
head.remove(0,pos2+1);
|
|
}
|
|
else {
|
|
head = "";
|
|
}
|
|
|
|
return header;
|
|
}
|
|
|
|
|
|
Headers::Base* Content::getHeaderByType(const char *type)
|
|
{
|
|
if(!type)
|
|
return 0;
|
|
|
|
Headers::Base *h=0;
|
|
//first we check if the requested header is already cached
|
|
if(h_eaders)
|
|
for(h=h_eaders->first(); h; h=h_eaders->next())
|
|
if(h->is(type)) return h; //found
|
|
|
|
//now we look for it in the article head
|
|
TQCString raw=rawHeader(type);
|
|
if(!raw.isEmpty()) { //ok, we found it
|
|
//choose a suitable header class
|
|
if(strcasecmp("Message-Id", type)==0)
|
|
h=new Headers::MessageID(this, raw);
|
|
else if(strcasecmp("Subject", type)==0)
|
|
h=new Headers::Subject(this, raw);
|
|
else if(strcasecmp("Date", type)==0)
|
|
h=new Headers::Date(this, raw);
|
|
else if(strcasecmp("From", type)==0)
|
|
h=new Headers::From(this, raw);
|
|
else if(strcasecmp("Organization", type)==0)
|
|
h=new Headers::Organization(this, raw);
|
|
else if(strcasecmp("Reply-To", type)==0)
|
|
h=new Headers::ReplyTo(this, raw);
|
|
else if(strcasecmp("Mail-Copies-To", type)==0)
|
|
h=new Headers::MailCopiesTo(this, raw);
|
|
else if(strcasecmp("To", type)==0)
|
|
h=new Headers::To(this, raw);
|
|
else if(strcasecmp("CC", type)==0)
|
|
h=new Headers::CC(this, raw);
|
|
else if(strcasecmp("BCC", type)==0)
|
|
h=new Headers::BCC(this, raw);
|
|
else if(strcasecmp("Newsgroups", type)==0)
|
|
h=new Headers::Newsgroups(this, raw);
|
|
else if(strcasecmp("Followup-To", type)==0)
|
|
h=new Headers::FollowUpTo(this, raw);
|
|
else if(strcasecmp("References", type)==0)
|
|
h=new Headers::References(this, raw);
|
|
else if(strcasecmp("Lines", type)==0)
|
|
h=new Headers::Lines(this, raw);
|
|
else if(strcasecmp("Content-Type", type)==0)
|
|
h=new Headers::ContentType(this, raw);
|
|
else if(strcasecmp("Content-Transfer-Encoding", type)==0)
|
|
h=new Headers::CTEncoding(this, raw);
|
|
else if(strcasecmp("Content-Disposition", type)==0)
|
|
h=new Headers::CDisposition(this, raw);
|
|
else if(strcasecmp("Content-Description", type)==0)
|
|
h=new Headers::CDescription(this, raw);
|
|
else
|
|
h=new Headers::Generic(type, this, raw);
|
|
|
|
if(!h_eaders) {
|
|
h_eaders=new Headers::Base::List();
|
|
h_eaders->setAutoDelete(true);
|
|
}
|
|
|
|
h_eaders->append(h); //add to cache
|
|
return h;
|
|
}
|
|
else
|
|
return 0; //header not found
|
|
}
|
|
|
|
|
|
void Content::setHeader(Headers::Base *h)
|
|
{
|
|
if(!h) return;
|
|
removeHeader(h->type());
|
|
if(!h_eaders) {
|
|
h_eaders=new Headers::Base::List();
|
|
h_eaders->setAutoDelete(true);
|
|
}
|
|
h_eaders->append(h);
|
|
}
|
|
|
|
|
|
bool Content::removeHeader(const char *type)
|
|
{
|
|
if(h_eaders)
|
|
for(Headers::Base *h=h_eaders->first(); h; h=h_eaders->next())
|
|
if(h->is(type))
|
|
return h_eaders->remove();
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
int Content::size()
|
|
{
|
|
int ret=b_ody.length();
|
|
|
|
if(contentTransferEncoding()->cte()==Headers::CEbase64)
|
|
return (ret*3/4); //base64 => 6 bit per byte
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
int Content::storageSize()
|
|
{
|
|
int s=h_ead.size();
|
|
|
|
if(!c_ontents)
|
|
s+=b_ody.size();
|
|
else {
|
|
for(Content *c=c_ontents->first(); c; c=c_ontents->next())
|
|
s+=c->storageSize();
|
|
}
|
|
|
|
return s;
|
|
}
|
|
|
|
|
|
int Content::lineCount()
|
|
{
|
|
int ret=0;
|
|
if(type()==ATmimeContent)
|
|
ret+=h_ead.tqcontains('\n');
|
|
ret+=b_ody.tqcontains('\n');
|
|
|
|
if(c_ontents && !c_ontents->isEmpty())
|
|
for(Content *c=c_ontents->first(); c; c=c_ontents->next())
|
|
ret+=c->lineCount();
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
TQCString Content::rawHeader(const char *name)
|
|
{
|
|
return extractHeader(h_ead, name);
|
|
}
|
|
|
|
|
|
bool Content::decodeText()
|
|
{
|
|
Headers::CTEncoding *enc=contentTransferEncoding();
|
|
|
|
if(!contentType()->isText())
|
|
return false; //non textual data cannot be decoded here => use decodedContent() instead
|
|
if(enc->decoded())
|
|
return true; //nothing to do
|
|
|
|
switch(enc->cte()) {
|
|
case Headers::CEbase64 :
|
|
b_ody=KCodecs::base64Decode(b_ody);
|
|
b_ody.append("\n");
|
|
break;
|
|
case Headers::CEquPr :
|
|
b_ody=KCodecs::quotedPrintableDecode(b_ody);
|
|
break;
|
|
case Headers::CEuuenc :
|
|
b_ody=KCodecs::uudecode(b_ody);
|
|
b_ody.append("\n");
|
|
break;
|
|
case Headers::CEbinary :
|
|
b_ody=TQCString(b_ody.data(), b_ody.size()+1);
|
|
b_ody.append("\n");
|
|
default :
|
|
break;
|
|
}
|
|
|
|
enc->setDecoded(true);
|
|
return true;
|
|
}
|
|
|
|
|
|
void Content::setDefaultCharset(const TQCString &cs)
|
|
{
|
|
d_efaultCS = KMime::cachedCharset(cs);
|
|
|
|
if(c_ontents && !c_ontents->isEmpty())
|
|
for(Content *c=c_ontents->first(); c; c=c_ontents->next())
|
|
c->setDefaultCharset(cs);
|
|
|
|
// reparse the part and its sub-parts in order
|
|
// to clear cached header values
|
|
parse();
|
|
}
|
|
|
|
|
|
void Content::setForceDefaultCS(bool b)
|
|
{
|
|
f_orceDefaultCS=b;
|
|
|
|
if(c_ontents && !c_ontents->isEmpty())
|
|
for(Content *c=c_ontents->first(); c; c=c_ontents->next())
|
|
c->setForceDefaultCS(b);
|
|
|
|
// reparse the part and its sub-parts in order
|
|
// to clear cached header values
|
|
parse();
|
|
}
|
|
|
|
|
|
} // namespace KMime
|