Bool HandleMail(char *ptr, long len)
{
long index;
WORD num_recipients, i;
char message[MAXMESSAGE + MAX_SUBJECT + 200];
char* msg = message;
char sender[MAXUSERNAME + 1];
char recipients[MAX_RECIPIENTS][MAXUSERNAME + 1];
ID resource_id;
long msg_time;
char *start = ptr;
Extract(&ptr, &index, 4);
len -= 4;
len = ExtractString(&ptr, len, sender, MAXUSERNAME);
if (len == -1)
return False;
Extract(&ptr, &msg_time, SIZE_TIME);
Extract(&ptr, &num_recipients, SIZE_NUM_RECIPIENTS);
len -= SIZE_TIME + SIZE_NUM_RECIPIENTS;
// If somehow mail message is screwed up, delete it
if (num_recipients > MAX_RECIPIENTS)
{
RequestDeleteMail(index);
return False;
}
/* If no recipients, then there is no more mail */
if (num_recipients == 0)
{
MailNewMessage(0, sender, 0, NULL, NULL, 0);
return True;
}
for (i=0; i < num_recipients; i++)
{
len = ExtractString(&ptr, len, recipients[i], MAXUSERNAME);
if (len == -1)
return False;
}
Extract(&ptr, &resource_id, SIZE_ID);
len -= SIZE_ID;
/* Remove format string id # & other ids from length */
if (!CheckServerMessage(&msg, &ptr, len, resource_id))
return False;
MailNewMessage(index, sender, num_recipients, recipients, msg, msg_time);
return True;
}
/*
* MailNewMessage: We've received a new message from the server. Format it
* and save it. If read mail dialog is up, update the dialog's message list.
*/
void MailNewMessage(int server_index, char *sender, int num_recipients,
char recipients[MAX_RECIPIENTS][MAXUSERNAME + 1], char *message, long msg_time)
{
int index, num_msgs, msgnum;
char new_msg[MAXMAIL * 2 + 200 + MAX_SUBJECT + MAXUSERNAME * MAX_RECIPIENTS];
char *subject = NULL, *ptr = NULL, *subject_str;
int i, num;
char filename[FILENAME_MAX + MAX_PATH];
char date[MAXDATE];
MailHeader header;
Bool subject_found = True;
if (recipients == NULL)
{
/* No new mail */
if (hReadMailDlg != NULL)
SendMessage(hReadMailDlg, BK_NONEWMAIL, 0, 0);
return;
}
// Format message into new_msg
/* Add To: and From: fields to message */
sprintf(new_msg, "%s%s\r\n%s", GetString(hInst, IDS_FROM),
sender, GetString(hInst, IDS_TO));
/* Add recipients' names */
num = 0;
for (i = 0; i < num_recipients; i++)
{
if (num++ > 0)
strcat(new_msg, ", ");
strcat(new_msg, recipients[i]);
}
strcat(new_msg, "\r\n");
/* Take subject field out of main part of message */
subject_str = GetString(hInst, IDS_SUBJECT_ENGLISH);
if (strncmp(message, subject_str, strlen(subject_str)))
{
subject_str = GetString(hInst, IDS_SUBJECT_GERMAN);
if (strncmp(message, subject_str, strlen(subject_str))) {
subject_found = False;
subject = "";
}
}
if (subject_found)
{
/* Skip "Subject: " leader */
subject = message + strlen(subject_str);
/* Skip subject line; have to deal with \n (from users) or \r\n (from kod resources) */
ptr = strchr(subject, '\n');
if (ptr != NULL)
{
if (ptr != subject && *(ptr - 1) == '\r')
*(ptr - 1) = 0;
*ptr = 0;
message = ptr + 1;
}
}
/* Add "Subject:" field to message */
strcat(new_msg, subject_str);
strcat(new_msg, subject);
strcat(new_msg, "\r\n");
/* Add "Date:" field to message */
date[0] = 0;
if (DateFromSeconds(msg_time, date) == True)
{
strcat(new_msg, GetString(hInst, IDS_DATE));
strcat(new_msg, date);
}
strcat(new_msg, "\r\n-------------\r\n");
// Add the message, replacing single '\n' with '\r\n'
char newline_msg[MAXMAIL * 2];
char *newline_ptr = newline_msg;
while (message[0] != '\0')
{
// if we already have \r\n, don't make it \r\r\n
if (message[0] == '\r' && message[1] == '\n')
{
newline_ptr[0] = message[0];
message++;
newline_ptr++;
}
else if (message[0] == '\n')
{
newline_ptr[0] = '\r';
newline_ptr++;
}
newline_ptr[0] = message[0];
newline_ptr++;
message++;
}
newline_ptr[0] = 0;
strcat(new_msg, newline_msg);
// Save message
/* Set number of message to one more than current highest message */
num_msgs = ListBox_GetCount(hMsgList);
if (num_msgs == 0)
msgnum = 1;
else msgnum = ListBox_GetItemData(hMsgList, num_msgs - 1) + 1;
/* If we save message ok, tell server that it can delete message */
if (MailSaveMessage(new_msg, msgnum) == True)
RequestDeleteMail(server_index);
sprintf(filename, "%s\\%04d.msg", MAIL_DIR, msgnum);
// Store filename in main part of list box; message number in itemdata field
index = ListBox_AddString(hMsgList, filename);
ListBox_SetItemData(hMsgList, index, msgnum);
if (hReadMailDlg != NULL && MailParseMessageHeader(msgnum, filename, &header))
SendMessage(hReadMailDlg, BK_NEWMAIL, msgnum, (LPARAM) &header);
}
