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/*
** Copyright 2002-2008, Double Precision Inc.
**
** See COPYING for distribution information.
*/
#include "libmail_config.h"
#include "addmessage.H"
#include "attachments.H"
#include <errno.h>
#include <cstring>
using namespace std;
class mail::addMessage::assembleImportHelper : public callback::message {
mail::addMessage *addMessagePtr;
size_t &handleRet;
mail::ptr<mail::account> acct;
string msgUid;
size_t msgNum;
const mail::mimestruct &attachment;
mail::callback &cb;
FILE *tmpfp;
string headers;
// Imported from mail::callback::message:
void messageTextCallback(size_t n, std::string text);
// Imported from mail::callback:
void success(std::string message);
void fail(std::string message);
void reportProgress(size_t bytesCompleted,
size_t bytesEstimatedTotal,
size_t messagesCompleted,
size_t messagesEstimatedTotal);
public:
assembleImportHelper(mail::addMessage *addMessagePtr,
size_t &handleRetArg,
mail::account *acctArg,
std::string msgUidArg,
size_t msgNumArg,
const mail::mimestruct &attachmentArg,
mail::callback &cbArg);
~assembleImportHelper();
void go();
};
void mail::addMessage::assembleImportAttachment(size_t &handleRet,
mail::account *acct,
std::string msgUid,
const mail::mimestruct &attachment,
mail::callback &cb)
{
size_t n=0;
mail::addMessage::assembleImportHelper *h;
if (!mail::addMessage::chkMsgNum(acct, msgUid, n))
{
cb.fail("Message not found.");
return;
}
h=new mail::addMessage::assembleImportHelper(this,
handleRet, acct,
msgUid, n, attachment,
cb);
if (!h)
{
cb.fail(strerror(errno));
return;
}
try
{
h->go();
} catch (...) {
delete h;
cb.fail(strerror(errno));
}
}
mail::addMessage::assembleImportHelper
::assembleImportHelper(mail::addMessage *addMessagePtrArg,
size_t &handleRetArg,
mail::account *acctArg,
std::string msgUidArg,
size_t msgNumArg,
const mail::mimestruct &attachmentArg,
mail::callback &cbArg)
: addMessagePtr(addMessagePtrArg),
handleRet(handleRetArg),
acct(acctArg),
msgUid(msgUidArg),
msgNum(msgNumArg),
attachment(attachmentArg),
cb(cbArg),
tmpfp(NULL)
{
}
mail::addMessage::assembleImportHelper::~assembleImportHelper()
{
if (tmpfp)
fclose(tmpfp);
}
void mail::addMessage::assembleImportHelper::go()
{
acct->readMessageContent(msgNum, true, attachment,
mail::readHeaders,
*this);
}
void mail::addMessage::assembleImportHelper::messageTextCallback(size_t n,
string text)
{
if (tmpfp == NULL)
{
// Reading headers.
headers += text;
}
else
{
// Reading content
if (fwrite(text.c_str(), text.size(), 1, tmpfp) != 1)
; // Supress warning
}
}
void mail::addMessage::assembleImportHelper::success(string message)
{
if (tmpfp == NULL) // Just read headers, check for error, read body.
{
if (acct.isDestroyed() || !chkMsgNum(acct, msgUid, msgNum))
{
fail("Message not found.");
return;
}
if ((tmpfp=tmpfile()) == NULL)
{
fail(strerror(errno));
return;
}
acct->readMessageContentDecoded(msgNum, true, attachment,
*this);
return;
}
// Just read the content.
if (fseek(tmpfp, 0L, SEEK_SET) < 0 || ferror(tmpfp))
{
fail(strerror(errno));
return;
}
string::iterator hstart, hend;
string encoding=
mail::Attachment::find_header("CONTENT-TRANSFER-ENCODING:",
headers, hstart, hend);
if (hstart != hend)
headers.erase(hstart, hend);
addMessagePtr->
assembleContent(handleRet,
mail::Attachment(headers, fileno(tmpfp), "",
encoding), cb);
delete this;
}
void mail::addMessage::assembleImportHelper::fail(string message)
{
cb.fail(message);
delete this;
}
void mail::addMessage::assembleImportHelper::reportProgress(size_t bytesCompleted,
size_t bytesEstimatedTotal,
size_t messagesCompleted,
size_t messagesEstimatedTotal)
{
cb.reportProgress(bytesCompleted,
bytesEstimatedTotal,
messagesCompleted,
messagesEstimatedTotal);
}
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