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-rw-r--r--libkmime/kmime_content.cpp897
1 files changed, 897 insertions, 0 deletions
diff --git a/libkmime/kmime_content.cpp b/libkmime/kmime_content.cpp
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+++ b/libkmime/kmime_content.cpp
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+/*
+ kmime_content.cpp
+
+ KMime, the KDE internet mail/usenet news message library.
+ Copyright (c) 2001 the KMime authors.
+ See file AUTHORS for details
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
+*/
+#include "kmime_content.h"
+#include "kmime_parsers.h"
+
+#include <kcharsets.h>
+#include <kmdcodec.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <kdebug.h>
+
+#include <qtextcodec.h>
+
+using namespace KMime;
+
+namespace KMime {
+
+Content::Content()
+ : c_ontents(0), h_eaders(0), f_orceDefaultCS(false)
+{
+ d_efaultCS = cachedCharset("ISO-8859-1");
+}
+
+
+Content::Content(const QCString &h, const QCString &b)
+ : c_ontents(0), h_eaders(0), f_orceDefaultCS(false)
+{
+ d_efaultCS = cachedCharset("ISO-8859-1");
+ h_ead=h.copy();
+ b_ody=b.copy();
+}
+
+
+Content::~Content()
+{
+ delete c_ontents;
+ delete h_eaders;
+}
+
+
+void Content::setContent(QStrList *l)
+{
+ //qDebug("Content::setContent(QStrList *l) : start");
+ h_ead.resize(0);
+ b_ody.resize(0);
+
+ //usage of textstreams is much faster than simply appending the strings
+ QTextStream hts(h_ead, IO_WriteOnly),
+ bts(b_ody, IO_WriteOnly);
+ hts.setEncoding(QTextStream::Latin1);
+ bts.setEncoding(QTextStream::Latin1);
+
+ bool isHead=true;
+ for(char *line=l->first(); line; line=l->next()) {
+ if(isHead && line[0]=='\0') {
+ isHead=false;
+ continue;
+ }
+ if(isHead)
+ hts << line << "\n";
+ else
+ bts << line << "\n";
+ }
+
+ //terminate strings
+ hts << '\0';
+ bts << '\0';
+
+ //qDebug("Content::setContent(QStrList *l) : finished");
+}
+
+
+void Content::setContent(const QCString &s)
+{
+ int pos=s.find("\n\n", 0);
+ if(pos>-1) {
+ h_ead=s.left(++pos); //header *must* end with "\n" !!
+ b_ody=s.mid(pos+1, s.length()-pos-1);
+ }
+ else
+ h_ead=s;
+}
+
+
+//parse the message, split multiple parts
+void Content::parse()
+{
+ //qDebug("void Content::parse() : start");
+ delete h_eaders;
+ h_eaders=0;
+
+ // check this part has already been partioned into subparts.
+ // if this is the case, we will not try to reparse the body
+ // of this part.
+ if ((b_ody.size() == 0) && (c_ontents != 0) && !c_ontents->isEmpty()) {
+ // reparse all sub parts
+ for(Content *c=c_ontents->first(); c; c=c_ontents->next())
+ c->parse();
+ return;
+ }
+
+ delete c_ontents;
+ c_ontents=0;
+
+ Headers::ContentType *ct=contentType();
+ QCString tmp;
+ Content *c;
+ Headers::contentCategory cat;
+
+ // just "text" as mimetype is suspicious, perhaps this article was
+ // generated by broken software, better check for uuencoded binaries
+ if (ct->mimeType()=="text")
+ ct->setMimeType("invalid/invalid");
+
+ if(ct->isText())
+ return; //nothing to do
+
+ if(ct->isMultipart()) { //this is a multipart message
+ tmp=ct->boundary(); //get boundary-parameter
+
+ if(!tmp.isEmpty()) {
+ Parser::MultiPart mpp(b_ody, tmp);
+ if(mpp.parse()) { //at least one part found
+
+ c_ontents=new List();
+ c_ontents->setAutoDelete(true);
+
+ if(ct->isSubtype("alternative")) //examine category for the sub-parts
+ cat=Headers::CCalternativePart;
+ else
+ cat=Headers::CCmixedPart; //default to "mixed"
+
+ QCStringList parts=mpp.parts();
+ QCStringList::Iterator it;
+ for(it=parts.begin(); it!=parts.end(); ++it) { //create a new Content for every part
+ c=new Content();
+ c->setContent(*it);
+ c->parse();
+ c->contentType()->setCategory(cat); //set category of the sub-part
+ c_ontents->append(c);
+ //qDebug("part:\n%s\n\n%s", c->h_ead.data(), c->b_ody.left(100).data());
+ }
+
+ //the whole content is now split into single parts, so it's safe delete the message-body
+ b_ody.resize(0);
+ }
+ else { //sh*t, the parsing failed so we have to treat the message as "text/plain" instead
+ ct->setMimeType("text/plain");
+ ct->setCharset("US-ASCII");
+ }
+ }
+ }
+ else if (ct->mimeType()=="invalid/invalid") { //non-mime body => check for uuencoded content
+ Parser::UUEncoded uup(b_ody, rawHeader("Subject"));
+
+ if(uup.parse()) { // yep, it is uuencoded
+
+ if(uup.isPartial()) { // this seems to be only a part of the message so we treat it as "message/partial"
+ ct->setMimeType("message/partial");
+ //ct->setId(uniqueString()); not needed yet
+ ct->setPartialParams(uup.partialCount(), uup.partialNumber());
+ contentTransferEncoding()->setCte(Headers::CE7Bit);
+ }
+ else { //it's a complete message => treat as "multipart/mixed"
+ //the whole content is now split into single parts, so it's safe to delete the message-body
+ b_ody.resize(0);
+
+ //binary parts
+ for (unsigned int i=0;i<uup.binaryParts().count();i++) {
+ c=new Content();
+ //generate content with mime-compliant headers
+ tmp="Content-Type: ";
+ tmp += uup.mimeTypes().at(i);
+ tmp += "; name=\"";
+ tmp += uup.filenames().at(i);
+ tmp += "\"\nContent-Transfer-Encoding: x-uuencode\nContent-Disposition: attachment; filename=\"";
+ tmp += uup.filenames().at(i);
+ tmp += "\"\n\n";
+ tmp += uup.binaryParts().at(i);
+ c->setContent(tmp);
+ addContent(c);
+ }
+
+ if(c_ontents && c_ontents->first()) { //readd the plain text before the uuencoded part
+ c_ontents->first()->setContent("Content-Type: text/plain\nContent-Transfer-Encoding: 7Bit\n\n"+uup.textPart());
+ c_ontents->first()->contentType()->setMimeType("text/plain");
+ }
+ }
+ } else {
+ Parser::YENCEncoded yenc(b_ody);
+
+ if ( yenc.parse()) {
+ /* If it is partial, just assume there is exactly one decoded part,
+ * and make this that part */
+ if (yenc.isPartial()) {
+ ct->setMimeType("message/partial");
+ //ct->setId(uniqueString()); not needed yet
+ ct->setPartialParams(yenc.partialCount(), yenc.partialNumber());
+ contentTransferEncoding()->setCte(Headers::CEbinary);
+ }
+ else { //it's a complete message => treat as "multipart/mixed"
+ //the whole content is now split into single parts, so it's safe to delete the message-body
+ b_ody.resize(0);
+
+ //binary parts
+ for (unsigned int i=0;i<yenc.binaryParts().count();i++) {
+ c=new Content();
+ //generate content with mime-compliant headers
+ tmp="Content-Type: ";
+ tmp += yenc.mimeTypes().at(i);
+ tmp += "; name=\"";
+ tmp += yenc.filenames().at(i);
+ tmp += "\"\nContent-Transfer-Encoding: binary\nContent-Disposition: attachment; filename=\"";
+ tmp += yenc.filenames().at(i);
+ tmp += "\"\n\n";
+ c->setContent(tmp);
+
+ // the bodies of yenc message parts are binary data, not null-terminated strings:
+ QByteArray body = yenc.binaryParts()[i];
+ QCString body_string(body.size());
+ memcpy(body_string.data(), body.data(), body.size());
+ c->setBody(body_string);
+
+ addContent(c);
+ }
+
+ if(c_ontents && c_ontents->first()) { //readd the plain text before the uuencoded part
+ c_ontents->first()->setContent("Content-Type: text/plain\nContent-Transfer-Encoding: 7Bit\n\n"+yenc.textPart());
+ c_ontents->first()->contentType()->setMimeType("text/plain");
+ }
+ }
+ }
+ else { //no, this doesn't look like uuencoded stuff => we treat it as "text/plain"
+ ct->setMimeType("text/plain");
+ }
+ }
+ }
+
+ //qDebug("void Content::parse() : finished");
+}
+
+
+void Content::assemble()
+{
+ QCString newHead="";
+
+ //Content-Type
+ newHead+=contentType()->as7BitString()+"\n";
+
+ //Content-Transfer-Encoding
+ newHead+=contentTransferEncoding()->as7BitString()+"\n";
+
+ //Content-Description
+ Headers::Base *h=contentDescription(false);
+ if(h)
+ newHead+=h->as7BitString()+"\n";
+
+ //Content-Disposition
+ h=contentDisposition(false);
+ if(h)
+ newHead+=h->as7BitString()+"\n";
+
+ h_ead=newHead;
+}
+
+
+void Content::clear()
+{
+ delete h_eaders;
+ h_eaders=0;
+ delete c_ontents;
+ c_ontents=0;
+ h_ead.resize(0);
+ b_ody.resize(0);
+}
+
+
+QCString Content::encodedContent(bool useCrLf)
+{
+ QCString e;
+
+ // hack to convert articles with uuencoded or yencoded binaries into
+ // proper mime-compliant articles
+ if(c_ontents && !c_ontents->isEmpty()) {
+ bool convertNonMimeBinaries=false;
+
+ // reencode non-mime binaries...
+ for(Content *c=c_ontents->first(); c; c=c_ontents->next()) {
+ if ((c->contentTransferEncoding(true)->cte()==Headers::CEuuenc) ||
+ (c->contentTransferEncoding(true)->cte()==Headers::CEbinary)) {
+ convertNonMimeBinaries=true;
+ c->b_ody = KCodecs::base64Encode(c->decodedContent(), true);
+ c->b_ody.append("\n");
+ c->contentTransferEncoding(true)->setCte(Headers::CEbase64);
+ c->contentTransferEncoding(true)->setDecoded(false);
+ c->removeHeader("Content-Description");
+ c->assemble();
+ }
+ }
+
+ // add proper mime headers...
+ if (convertNonMimeBinaries) {
+ h_ead.replace(QRegExp("MIME-Version: .*\\n"),"");
+ h_ead.replace(QRegExp("Content-Type: .*\\n"),"");
+ h_ead.replace(QRegExp("Content-Transfer-Encoding: .*\\n"),"");
+ h_ead+="MIME-Version: 1.0\n";
+ h_ead+=contentType(true)->as7BitString()+"\n";
+ h_ead+=contentTransferEncoding(true)->as7BitString()+"\n";
+ }
+ }
+
+ //head
+ e=h_ead.copy();
+ e+="\n";
+
+ //body
+ if(!b_ody.isEmpty()) { //this message contains only one part
+ Headers::CTEncoding *enc=contentTransferEncoding();
+
+ if(enc->needToEncode()) {
+ if(enc->cte()==Headers::CEquPr) {
+ QByteArray temp(b_ody.length());
+ memcpy(temp.data(), b_ody.data(), b_ody.length());
+ e+=KCodecs::quotedPrintableEncode(temp, false);
+ } else {
+ e+=KCodecs::base64Encode(b_ody, true);
+ e+="\n";
+ }
+ }
+ else
+ e+=b_ody;
+ }
+ else if(c_ontents && !c_ontents->isEmpty()) { //this is a multipart message
+ Headers::ContentType *ct=contentType();
+ QCString boundary="\n--"+ct->boundary();
+
+ //add all (encoded) contents separated by boundaries
+ for(Content *c=c_ontents->first(); c; c=c_ontents->next()) {
+ e+=boundary+"\n";
+ e+=c->encodedContent(false); // don't convert LFs here, we do that later!!!!!
+ }
+ //finally append the closing boundary
+ e+=boundary+"--\n";
+ };
+
+ if(useCrLf)
+ return LFtoCRLF(e);
+ else
+ return e;
+}
+
+
+QByteArray Content::decodedContent()
+{
+ QByteArray temp, ret;
+ Headers::CTEncoding *ec=contentTransferEncoding();
+ bool removeTrailingNewline=false;
+ int size=ec->cte()==Headers::CEbinary ? b_ody.size() : b_ody.length();
+
+ if (size==0)
+ return ret;
+
+ temp.resize(size);
+ memcpy(temp.data(), b_ody.data(), size);
+
+ if(ec->decoded()) {
+ ret = temp;
+ removeTrailingNewline=true;
+ } else {
+ switch(ec->cte()) {
+ case Headers::CEbase64 :
+ KCodecs::base64Decode(temp, ret);
+ break;
+ case Headers::CEquPr :
+ ret = KCodecs::quotedPrintableDecode(b_ody);
+ ret.resize(ret.size()-1); // remove null-char
+ removeTrailingNewline=true;
+ break;
+ case Headers::CEuuenc :
+ KCodecs::uudecode(temp, ret);
+ break;
+ case Headers::CEbinary :
+ ret = temp;
+ removeTrailingNewline=false;
+ break;
+ default :
+ ret = temp;
+ removeTrailingNewline=true;
+ }
+ }
+
+ if (removeTrailingNewline && (ret.size()>0) && (ret[ret.size()-1] == '\n'))
+ ret.resize(ret.size()-1);
+
+ return ret;
+}
+
+
+void Content::decodedText(QString &s, bool trimText,
+ bool removeTrailingNewlines)
+{
+ if(!decodeText()) //this is not a text content !!
+ return;
+
+ bool ok=true;
+ QTextCodec *codec=KGlobal::charsets()->codecForName(contentType()->charset(),ok);
+
+ s=codec->toUnicode(b_ody.data(), b_ody.length());
+
+ if (trimText && removeTrailingNewlines) {
+ int i;
+ for (i=s.length()-1; i>=0; i--)
+ if (!s[i].isSpace())
+ break;
+ s.truncate(i+1);
+ } else {
+ if (s.right(1)=="\n")
+ s.truncate(s.length()-1); // remove trailing new-line
+ }
+}
+
+
+void Content::decodedText(QStringList &l, bool trimText,
+ bool removeTrailingNewlines)
+{
+ if(!decodeText()) //this is not a text content !!
+ return;
+
+ QString unicode;
+ bool ok=true;
+
+ QTextCodec *codec=KGlobal::charsets()->codecForName(contentType()->charset(),ok);
+
+ unicode=codec->toUnicode(b_ody.data(), b_ody.length());
+
+ if (trimText && removeTrailingNewlines) {
+ int i;
+ for (i=unicode.length()-1; i>=0; i--)
+ if (!unicode[i].isSpace())
+ break;
+ unicode.truncate(i+1);
+ } else {
+ if (unicode.right(1)=="\n")
+ unicode.truncate(unicode.length()-1); // remove trailing new-line
+ }
+
+ l=QStringList::split('\n', unicode, true); //split the string at linebreaks
+}
+
+
+void Content::fromUnicodeString(const QString &s)
+{
+ bool ok=true;
+ QTextCodec *codec=KGlobal::charsets()->codecForName(contentType()->charset(),ok);
+
+ if(!ok) { // no suitable codec found => try local settings and hope the best ;-)
+ codec=KGlobal::locale()->codecForEncoding();
+ QCString chset=KGlobal::locale()->encoding();
+ contentType()->setCharset(chset);
+ }
+
+ b_ody=codec->fromUnicode(s);
+ contentTransferEncoding()->setDecoded(true); //text is always decoded
+}
+
+
+Content* Content::textContent()
+{
+ Content *ret=0;
+
+ //return the first content with mimetype=text/*
+ if(contentType()->isText())
+ ret=this;
+ else if(c_ontents)
+ for(Content *c=c_ontents->first(); c; c=c_ontents->next())
+ if( (ret=c->textContent())!=0 )
+ break;
+
+ return ret;
+}
+
+
+void Content::attachments(Content::List *dst, bool incAlternatives)
+{
+ dst->setAutoDelete(false); //don't delete the contents
+
+ if(!c_ontents)
+ dst->append(this);
+ else {
+ for(Content *c=c_ontents->first(); c; c=c_ontents->next()) {
+ if( !incAlternatives && c->contentType()->category()==Headers::CCalternativePart)
+ continue;
+ else
+ c->attachments(dst, incAlternatives);
+ }
+ }
+
+ if(type()!=ATmimeContent) { // this is the toplevel article
+ Content *text=textContent();
+ if(text)
+ dst->removeRef(text);
+ }
+}
+
+
+void Content::addContent(Content *c, bool prepend)
+{
+ if(!c_ontents) { // this message is not multipart yet
+ c_ontents=new List();
+ c_ontents->setAutoDelete(true);
+
+ // 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 contains 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(QTextStream &ts, bool scrambleFromLines)
+{
+ QCString ret=encodedContent(false);
+
+ if (scrambleFromLines)
+ ret.replace(QRegExp("\\n\\nFrom "), "\n\n>From ");
+
+ ts << ret;
+}
+
+
+Headers::Generic* Content::getNextHeader(QCString &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).replace(QRegExp("\\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
+ QCString 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.contains('\n');
+ ret+=b_ody.contains('\n');
+
+ if(c_ontents && !c_ontents->isEmpty())
+ for(Content *c=c_ontents->first(); c; c=c_ontents->next())
+ ret+=c->lineCount();
+
+ return ret;
+}
+
+
+QCString 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=QCString(b_ody.data(), b_ody.size()+1);
+ b_ody.append("\n");
+ default :
+ break;
+ }
+
+ enc->setDecoded(true);
+ return true;
+}
+
+
+void Content::setDefaultCharset(const QCString &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
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-09 06:32:18 +0000