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* body_not_terminated is null-terminated, use strlen(body_not_terminated) here.
* @return None.
*/
void dc_mimeparser_parse(dc_mimeparser_t* mimeparser, const char* body_not_terminated, size_t body_bytes)
{
int r = 0;
size_t index = 0;
struct mailimf_optional_field* optional_field = NULL;
dc_mimeparser_empty(mimeparser);
/* parse body */
r = mailmime_parse(body_not_terminated, body_bytes, &index, &mimeparser->mimeroot);
if(r!=MAILIMF_NO_ERROR || mimeparser->mimeroot==NULL) {
goto cleanup;
}
//printf("before decryption:\n"); mailmime_print(mimeparser->mimeroot);
/* decrypt, if possible; handle Autocrypt:-header
(decryption may modifiy the given object) */
dc_e2ee_decrypt(mimeparser->context, mimeparser->mimeroot, mimeparser->e2ee_helper);
//printf("after decryption:\n"); mailmime_print(mimeparser->mimeroot);
/* recursively check, whats parsed, this also sets up header_old */
dc_mimeparser_parse_mime_recursive(mimeparser, mimeparser->mimeroot);
/* set some basic data */
{
struct mailimf_field* field = dc_mimeparser_lookup_field(mimeparser, "Subject");
if (field && field->fld_type==MAILIMF_FIELD_SUBJECT) {
mimeparser->subject = dc_decode_header_words(field->fld_data.fld_subject->sbj_value);
}
}
if (dc_mimeparser_lookup_optional_field(mimeparser, "Chat-Version")) {
mimeparser->is_send_by_messenger = 1;
}
if (dc_mimeparser_lookup_field(mimeparser, "Autocrypt-Setup-Message")) {
/* Autocrypt-Setup-Message header found - check if there is an application/autocrypt-setup part */
int i, has_setup_file = 0;
for (i = 0; i < carray_count(mimeparser->parts); i++) {
dc_mimepart_t* part = (dc_mimepart_t*)carray_get(mimeparser->parts, i);
if (part->int_mimetype==DC_MIMETYPE_AC_SETUP_FILE) {
has_setup_file = 1;
}
}
if (has_setup_file) {
/* delete all parts but the application/autocrypt-setup part */
mimeparser->is_system_message = DC_CMD_AUTOCRYPT_SETUP_MESSAGE;
for (i = 0; i < carray_count(mimeparser->parts); i++) {
dc_mimepart_t* part = (dc_mimepart_t*)carray_get(mimeparser->parts, i);
if (part->int_mimetype!=DC_MIMETYPE_AC_SETUP_FILE) {
dc_mimepart_unref(part);
carray_delete_slow(mimeparser->parts, i);
i--; /* start over with the same index */
}
}
}
}
else if ((optional_field=dc_mimeparser_lookup_optional_field(mimeparser, "Chat-Content"))!=NULL
&& optional_field->fld_value!=NULL)
{
if (strcmp(optional_field->fld_value, "location-streaming-enabled")==0) {
mimeparser->is_system_message = DC_CMD_LOCATION_STREAMING_ENABLED;
}
}
/* some special system message? */
if (dc_mimeparser_lookup_field(mimeparser, "Chat-Group-Image")
&& carray_count(mimeparser->parts)>=1) {
dc_mimepart_t* textpart = (dc_mimepart_t*)carray_get(mimeparser->parts, 0);
if (textpart->type==DC_MSG_TEXT) {
if (carray_count(mimeparser->parts)>=2) {
dc_mimepart_t* imgpart = (dc_mimepart_t*)carray_get(mimeparser->parts, 1);
if (imgpart->type==DC_MSG_IMAGE) {
imgpart->is_meta = 1;
}
}
}
}
// create compound messages
if (mimeparser->is_send_by_messenger
&& s_generate_compound_msgs
&& carray_count(mimeparser->parts)==2)
{
dc_mimepart_t* textpart = (dc_mimepart_t*)carray_get(mimeparser->parts, 0);
dc_mimepart_t* filepart = (dc_mimepart_t*)carray_get(mimeparser->parts, 1);
if (textpart->type==DC_MSG_TEXT
&& DC_MSG_NEEDS_ATTACHMENT(filepart->type)
&& !filepart->is_meta)
{
free(filepart->msg);
filepart->msg = textpart->msg;
textpart->msg = NULL;
dc_mimepart_unref(textpart);