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#include <string.h>
#include "sender.hpp"
#include "builder/date.hpp"
#include "builder/mail_to.hpp"
#include "builder/cc.hpp"
#include "builder/subject.hpp"
#include "builder/text.hpp"
#include "builder/from.hpp"
#include "managment/logger.hpp"
namespace smtp::message
{
static std::string mText = "";
//
// Constructors/Destructors
//
Sender::Sender( manage::Settings& settings_storage, manage::Mail const& mail_to )
: mSettingsStorage( settings_storage ),
mMailTo( mail_to )
{
}
//
//Public methods
//
bool Sender::Send( std::string const& mail_from, std::string const& subject, std::string const& text )
{
CURLcode result = CURLE_OK;
curl_slist *recipients = NULL;
WriteThis upload_ctx{};
auto curl = curl_easy_init();
//TODO сделать инициализацию через регистратор инициализаторов
mSettingsStorage.ReloadSettings();
if( !InitCurl( curl, upload_ctx, mail_from ) )
{
manage::Logger::LogError("Error to initializate curl");
return false;
}
//TODO раздать mail_to другим методам
auto mail_to = mMailTo.GetMailToSend();
if( mail_to.empty() )
{
manage::Logger::LogError("We haven't any mail to");
return false;
}
FillRecipients( curl, recipients );
UpdateMailText( mail_from, subject, text);
result = curl_easy_perform(curl);
if ( result != CURLE_OK )
{
std::string message = "Error to send messge: " + std::string( curl_easy_strerror( result ));
manage::Logger::LogError(message);
return false;
}
//TODO сделать деинициализацию через регистратор деинициализаторов
curl_slist_free_all( recipients );
curl_easy_cleanup( curl );
return true;
}
//
//Private methods
//
bool smtp::message::Sender::InitCurl( CURL* curl, WriteThis const& upload_ctx, std::string const& mail_from )
{
if( !curl )
{
return false;
}
curl_easy_setopt(curl, CURLOPT_USERNAME, mSettingsStorage.GetUserName().c_str());
curl_easy_setopt(curl, CURLOPT_PASSWORD, mSettingsStorage.GetPassword().c_str());
curl_easy_setopt(curl, CURLOPT_URL, GetHostPortData().c_str());
curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_ALL);
curl_easy_setopt(curl, CURLOPT_MAIL_FROM, mail_from.c_str());
curl_easy_setopt(curl, CURLOPT_READFUNCTION, ReadCallBack);
curl_easy_setopt(curl, CURLOPT_READDATA, &upload_ctx);
curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L);
curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
return true;
}
void Sender::UpdateMailText( std::string const& mail_from, std::string const& subject, std::string const& text ) const
{
auto mail_to = mMailTo.GetMailToSend();
auto text_decorator = std::make_shared<builder::Text>( text );
text_decorator->Apply( std::make_shared<builder::Subject>( subject ) )
.Apply( std::make_shared<builder::Cc>( mail_to ) )
.Apply( std::make_shared<builder::From>( mail_from ) )
.Apply( std::make_shared<builder::MailTo>( mail_to ) )
.Apply( std::make_shared<builder::Date>() );
mText = text_decorator->Get();
}
void Sender::FillRecipients( CURL* curl, curl_slist* recipients )
{
auto mail_to = mMailTo.GetMailToSend();
for( const auto& recipient : mail_to )
{
recipients = curl_slist_append( recipients, recipient.c_str() );
}
curl_easy_setopt( curl, CURLOPT_MAIL_RCPT, recipients );
}
std::string Sender::GetHostPortData() const
{
auto result = "smtp://" + mSettingsStorage.GetHost();
if( !mSettingsStorage.GetPort().empty() )
{
result += ":" + mSettingsStorage.GetPort();
}
return result;
}
//TODO Надо убрать этот ужас. Без статики!!!
size_t Sender::ReadCallBack( void *ptr, size_t size, size_t nmemb, void *userp )
{
struct WriteThis *pooh = reinterpret_cast<WriteThis*>( userp );
if( size * nmemb < 1 || pooh->counter++ > 0 )
{
return 0;
}
memcpy( ptr, mText.c_str(), mText.size() );
return mText.size();
}
}
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