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if (mimetype==NULL) {
goto cleanup;
}
/* create mime part, for Content-Disposition, see RFC 2183.
`Content-Disposition: attachment` seems not to make a difference to `Content-Disposition: inline` at least on tested Thunderbird and Gma'l in 2017.
But I've heard about problems with inline and outl'k, so we just use the attachment-type until we run into other problems ... */
int needs_ext = dc_needs_ext_header(filename_to_send);
mime_fields = mailmime_fields_new_filename(MAILMIME_DISPOSITION_TYPE_ATTACHMENT,
needs_ext? NULL : dc_strdup(filename_to_send), MAILMIME_MECHANISM_BASE64);
if (needs_ext) {
for (clistiter* cur1 = clist_begin(mime_fields->fld_list); cur1!=NULL; cur1 = clist_next(cur1)) {
struct mailmime_field* field = (struct mailmime_field*)clist_content(cur1);
if (field && field->fld_type==MAILMIME_FIELD_DISPOSITION && field->fld_data.fld_disposition)
{
struct mailmime_disposition* file_disposition = field->fld_data.fld_disposition;
if (file_disposition)
{
struct mailmime_disposition_parm* parm = mailmime_disposition_parm_new(
MAILMIME_DISPOSITION_PARM_PARAMETER, NULL, NULL, NULL, NULL, 0,
mailmime_parameter_new(strdup("filename*"), dc_encode_ext_header(filename_to_send)));
if (parm) {
clist_append(file_disposition->dsp_parms, parm);
}
}
break;
}
}
}
content = mailmime_content_new_with_str(mimetype);
clist_append(content->ct_parameters, mailmime_param_new_with_data("name",
(filename_encoded=dc_encode_header_words(filename_to_send))));
mime_sub = mailmime_new_empty(content, mime_fields);
mailmime_set_body_file(mime_sub, dc_get_abs_path(msg->context, pathNfilename));
if (ret_file_name_as_sent) {
*ret_file_name_as_sent = dc_strdup(filename_to_send);
}
cleanup:
free(pathNfilename);
free(mimetype);
free(filename_to_send);
free(filename_encoded);
free(suffix);
return mime_sub;
}
static char* get_subject(const dc_chat_t* chat, const dc_msg_t* msg, int afwd_email)
{
dc_context_t* context = chat? chat->context : NULL;
char* ret = NULL;
char* raw_subject = dc_msg_get_summarytext_by_raw(msg->type, msg->text, msg->param, DC_APPROX_SUBJECT_CHARS, context);
const char* fwd = afwd_email? "Fwd: " : "";
if (dc_param_get_int(msg->param, DC_PARAM_CMD, 0)==DC_CMD_AUTOCRYPT_SETUP_MESSAGE)
{
ret = dc_stock_str(context, DC_STR_AC_SETUP_MSG_SUBJECT); /* do not add the "Chat:" prefix for setup messages */
}
else if (DC_CHAT_TYPE_IS_MULTI(chat->type))
{
ret = dc_mprintf(DC_CHAT_PREFIX " %s: %s%s", chat->name, fwd, raw_subject);
}
else
{
ret = dc_mprintf(DC_CHAT_PREFIX " %s%s", fwd, raw_subject);
}
free(raw_subject);
return ret;
}
int dc_mimefactory_render(dc_mimefactory_t* factory)
{
struct mailimf_fields* imf_fields = NULL;
struct mailmime* message = NULL;
char* message_text = NULL;
char* message_text2 = NULL;
char* subject_str = NULL;
int afwd_email = 0;
int col = 0;
int success = 0;
int parts = 0;
int e2ee_guaranteed = 0;
int min_verified = DC_NOT_VERIFIED;
int force_plaintext = 0; // 1=add Autocrypt-header (needed eg. for handshaking), 2=no Autocrypte-header (used for MDN)
int do_gossip = 0;
char* grpimage = NULL;
dc_e2ee_helper_t e2ee_helper;
memset(&e2ee_helper, 0, sizeof(dc_e2ee_helper_t));
if (factory==NULL || factory->loaded==DC_MF_NOTHING_LOADED || factory->out/*call empty() before*/) {