partyinvite [pan]

//Usage: partyinvite <party id>;
// Modified [pan]
// @return 1    -> Successfully added
// @return -1   -> Error adding member
// @return -2   -> Party not found
BUILDIN(partyinvite)
{
    int party_id, i = 0;
    struct map_session_data *sd = script_rid2sd(st);
    struct party_data *p;

    party_id = script_getnum(st,2);

    if ( sd )
    {
        // Search party struct
        if( !(p = party->search(party_id)) )
            script_pushint(st,-2); // Party not found
        else
        {
            // Sort members
            for( ; i < MAX_PARTY && !p->party.member[i].leader; i++);
            if ( i != MAX_PARTY )
            {
                // Add sd to party
                sd->party_joining = 1;
                sd->party_invite = party_id;
                sd->party_invite_account =  p->party.member[i].account_id;
                ( party->member_added(party_id,sd->status.account_id,sd->status.char_id,0) )? script_pushint(st,1) : script_pushint(st,-1);
            }
        }
    }
    return true;
}