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RRTcodebaseC

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goto cleanup;
}
chat = chat_to_delete;
}
if (msg->from_id!=DC_CONTACT_ID_SELF && DC_CHAT_TYPE_IS_MULTI(chat->type)) {
contact = dc_get_contact(chat->context, msg->from_id);
}
dc_lot_fill(ret, msg, chat, contact, msg->context);
cleanup:
dc_contact_unref(contact);
dc_chat_unref(chat_to_delete);
return ret;
}
/**
* Get a message summary as a single line of text. Typically used for
* notifications.
*
* @memberof dc_msg_t
* @param msg The message object.
* @param approx_characters Rough length of the expected string.
* @return A summary for the given messages. The returned string must be free()'d.
* Returns an empty string on errors, never returns NULL.
*/
char* dc_msg_get_summarytext(const dc_msg_t* msg, int approx_characters)
{
if (msg==NULL || msg->magic!=DC_MSG_MAGIC) {
return dc_strdup(NULL);
}
return dc_msg_get_summarytext_by_raw(msg->type, msg->text, msg->param, approx_characters, msg->context);
}
/**
* Check if a message was sent successfully.
*
* Currently, "sent" messages are messages that are in the state "delivered" or "mdn received",
* see dc_msg_get_state().
*
* @memberof dc_msg_t
* @param msg The message object.
* @return 1=message sent successfully, 0=message not yet sent or message is an incoming message.
*/
int dc_msg_is_sent(const dc_msg_t* msg)
{
if (msg==NULL || msg->magic!=DC_MSG_MAGIC) {
return 0;
}
return (msg->state >= DC_STATE_OUT_DELIVERED)? 1 : 0;
}
/**
* Check if a message is starred. Starred messages are "favorites" marked by the user
* with a "star" or something like that. Starred messages can typically be shown
* easily and are not deleted automatically.
*
* To star one or more messages, use dc_star_msgs(), to get a list of starred messages,
* use dc_get_chat_msgs() using DC_CHAT_ID_STARRED as the chat_id.
*
* @memberof dc_msg_t
* @param msg The message object.
* @return 1=message is starred, 0=message not starred.
*/
int dc_msg_is_starred(const dc_msg_t* msg)
{
if (msg==NULL || msg->magic!=DC_MSG_MAGIC) {
return 0;
}
return msg->starred? 1 : 0;
}
/**
* Check if the message is a forwarded message.
*
* Forwarded messages may not be created by the contact given as "from".
*
* Typically, the UI shows a little text for a symbol above forwarded messages.
*
* For privacy reasons, we do not provide the name or the email address of the
* original author (in a typical GUI, you select the messages text and click on
* "forwared"; you won't expect other data to be send to the new recipient,
* esp. as the new recipient may not be in any relationship to the original author)
*
* @memberof dc_msg_t
* @param msg The message object.
* @return 1=message is a forwarded message, 0=message not forwarded.
*/
int dc_msg_is_forwarded(const dc_msg_t* msg)
{
if (msg==NULL || msg->magic!=DC_MSG_MAGIC) {
return 0;
}
return dc_param_get_int(msg->param, DC_PARAM_FORWARDED, 0)? 1 : 0;