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}
/* get the list of recipients */
recipients = dc_param_get(job->param, DC_PARAM_RECIPIENTS, NULL);
if (!recipients) {
dc_log_warning(context, 0, "Missing recipients for job %d", job->job_id);
goto cleanup;
}
recipients_list = dc_str_to_clist(recipients, "\x1e");
/* if there is a msg-id and it does not exist in the db, cancel sending.
this happends if dc_delete_msgs() was called
before the generated mime was sent out */
if (job->foreign_id) {
if(!dc_msg_exists(context, job->foreign_id)) {
dc_log_warning(context, 0, "Message %i for job %i does not exist",
job->foreign_id, job->job_id);
goto cleanup;
}
}
/* send message */
{
if (!dc_smtp_send_msg(context->smtp, recipients_list, buf, buf_bytes)) {
if (job->foreign_id && (
MAILSMTP_ERROR_EXCEED_STORAGE_ALLOCATION==context->smtp->error_etpan
|| MAILSMTP_ERROR_INSUFFICIENT_SYSTEM_STORAGE==context->smtp->error_etpan)) {
dc_set_msg_failed(context, job->foreign_id, context->smtp->error);
}
else {
dc_smtp_disconnect(context->smtp);
dc_job_try_again_later(job, DC_AT_ONCE, context->smtp->error);
}
goto cleanup;
}
}
/* delete the stores message file */
dc_delete_file(context, filename);
/* an error still means the message is sent, so the rest continues */
/* done */
if (job->foreign_id) {
dc_update_msg_state(context, job->foreign_id, DC_STATE_OUT_DELIVERED);
/* find the chat ID */
stmt = dc_sqlite3_prepare(context->sql, "SELECT chat_id FROM msgs WHERE id=?");
sqlite3_bind_int(stmt, 1, job->foreign_id);
/* a deleted message results in an event with chat_id==0, rather than no event at all */
int chat_id = sqlite3_step(stmt)==SQLITE_ROW ? sqlite3_column_int(stmt, 0) : 0;
context->cb(context, DC_EVENT_MSG_DELIVERED, chat_id, job->foreign_id);
}
cleanup:
sqlite3_finalize(stmt);
if (recipients_list) {
clist_free_content(recipients_list);
clist_free(recipients_list);
}
free(recipients);
free(buf);
free(filename);
}
static void dc_send_mdn(dc_context_t* context, uint32_t msg_id)
{
dc_mimefactory_t mimefactory;
dc_mimefactory_init(&mimefactory, context);
if (context==NULL || context->magic!=DC_CONTEXT_MAGIC) {
return;
}
if (!dc_mimefactory_load_mdn(&mimefactory, msg_id)
|| !dc_mimefactory_render(&mimefactory)) {
goto cleanup;
}
//char* t1=dc_null_terminate(mimefactory.out->str,mimefactory.out->len);printf("~~~~~MDN~~~~~\n%s\n~~~~~/MDN~~~~~",t1);free(t1); // DEBUG OUTPUT
dc_add_smtp_job(context, DC_JOB_SEND_MDN, &mimefactory);
cleanup:
dc_mimefactory_empty(&mimefactory);
}
static void dc_suspend_smtp_thread(dc_context_t* context, int suspend)
{
pthread_mutex_lock(&context->smtpidle_condmutex);
context->smtp_suspended = suspend;
pthread_mutex_unlock(&context->smtpidle_condmutex);
// if the smtp-thread is currently in dc_perform_smtp_jobs(),
// wait until the jobs are done.
// this function is only needed during dc_configure();
// for simplicity, we do this by polling a variable.
if (suspend)