X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Firc-channel.c;h=ed4839afdcef63782be0510b876915d3522c8e10;hp=c5eb369d269cb76fc676ac5e1c7bc6d4640f285a;hb=32f63abb59b5c9f47b4d517e0bbf9cc73fd044dc;hpb=a4d1e6007fe50e14888769aab2b650ba1792fa9f diff --git a/src/ngircd/irc-channel.c b/src/ngircd/irc-channel.c index c5eb369d..ed4839af 100644 --- a/src/ngircd/irc-channel.c +++ b/src/ngircd/irc-channel.c @@ -31,6 +31,7 @@ #include "match.h" #include "messages.h" #include "parse.h" +#include "irc.h" #include "irc-info.h" #include "irc-write.h" #include "conf.h" @@ -81,7 +82,7 @@ static bool join_allowed(CLIENT *Client, CHANNEL *chan, const char *channame, const char *key) { - bool is_invited, is_banned; + bool is_invited, is_banned, is_exception; const char *channel_modes; /* Allow IRC operators to overwrite channel limits */ @@ -89,9 +90,10 @@ join_allowed(CLIENT *Client, CHANNEL *chan, const char *channame, return true; is_banned = Lists_Check(Channel_GetListBans(chan), Client); + is_exception = Lists_Check(Channel_GetListExcepts(chan), Client); is_invited = Lists_Check(Channel_GetListInvites(chan), Client); - if (is_banned && !is_invited) { + if (is_banned && !is_invited && !is_exception) { /* Client is banned from channel (and not on invite list) */ IRC_WriteStrClient(Client, ERR_BANNEDFROMCHAN_MSG, Client_ID(Client), channame); @@ -165,8 +167,10 @@ join_set_channelmodes(CHANNEL *chan, CLIENT *target, const char *flags) } } - /* If channel persistent and client is ircop: make client chanop */ - if (strchr(Channel_Modes(chan), 'P') && strchr(Client_Modes(target), 'o')) + /* If the channel is persistent (+P) and client is an IRC op: + * make client chanop, if not disabled in configuration. */ + if (strchr(Channel_Modes(chan), 'P') && Conf_OperChanPAutoOp + && strchr(Client_Modes(target), 'o')) Channel_UserModeAdd(chan, target, 'o'); } /* join_set_channelmodes */ @@ -363,22 +367,32 @@ IRC_JOIN( CLIENT *Client, REQUEST *Req ) /* channel must be created, but forbidden by config */ IRC_WriteStrClient(Client, ERR_BANNEDFROMCHAN_MSG, Client_ID(Client), channame); - break; + goto join_next; } /* Local client? */ if (Client_Type(Client) == CLIENT_USER) { + if (chan) { + /* Already existing channel: already member? */ + if (Channel_IsMemberOf(chan, Client)) + goto join_next; + } + /* Test if the user has reached the channel limit */ if ((Conf_MaxJoins > 0) && - (Channel_CountForUser(Client) >= Conf_MaxJoins)) - return IRC_WriteStrClient(Client, + (Channel_CountForUser(Client) >= Conf_MaxJoins)) { + if (!IRC_WriteStrClient(Client, ERR_TOOMANYCHANNELS_MSG, - Client_ID(Client), channame); + Client_ID(Client), channame)) + return DISCONNECTED; + goto join_next; + } + if (chan) { /* Already existing channel: check if the * client is allowed to join */ if (!join_allowed(Client, chan, channame, key)) - break; + goto join_next; } else { /* New channel: first user will become channel * operator unless this is a modeless channel */ @@ -498,7 +512,7 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req ) CHANNEL *chan; CLIENT *from; char *topic; - bool onchannel, topicok, use_servermode, r; + bool r, topic_power; assert( Client != NULL ); assert( Req != NULL ); @@ -521,12 +535,17 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req ) return IRC_WriteStrClient(from, ERR_NOSUCHCHANNEL_MSG, Client_ID(from), Req->argv[0]); - Channel_CheckAdminRights(chan, Client, from, - &onchannel, &topicok, &use_servermode); - - if (!onchannel && !topicok) - return IRC_WriteStrClient(from, ERR_NOTONCHANNEL_MSG, - Client_ID(from), Req->argv[0]); + /* Only remote servers and channel members are allowed to change the + * channel topic, and IRC opreators when the Conf_OperCanMode option + * is set in the server configuration. */ + if (Client_Type(Client) != CLIENT_SERVER) { + topic_power = Client_HasMode(from, 'o'); + if (!Channel_IsMemberOf(chan, from) + && !(Conf_OperCanMode && topic_power)) + return IRC_WriteStrClient(from, ERR_NOTONCHANNEL_MSG, + Client_ID(from), Req->argv[0]); + } else + topic_power = true; if (Req->argc == 1) { /* Request actual topic */ @@ -553,8 +572,12 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req ) } if (strchr(Channel_Modes(chan), 't')) { - /* Topic Lock. Is the user a channel or IRC operator? */ - if (!topicok) + /* Topic Lock. Is the user a channel op or IRC operator? */ + if(!topic_power && + !strchr(Channel_UserModes(chan, from), 'h') && + !strchr(Channel_UserModes(chan, from), 'o') && + !strchr(Channel_UserModes(chan, from), 'a') && + !strchr(Channel_UserModes(chan, from), 'q')) return IRC_WriteStrClient(from, ERR_CHANOPRIVSNEEDED_MSG, Client_ID(from), Channel_Name(chan)); @@ -566,7 +589,7 @@ IRC_TOPIC( CLIENT *Client, REQUEST *Req ) Client_TypeText(from), Client_Mask(from), Channel_Name(chan), Req->argv[1][0] ? Req->argv[1] : ""); - if (use_servermode) + if (Conf_OperServerMode) from = Client_ThisServer(); /* Update channel and forward new topic to other servers */ @@ -602,6 +625,7 @@ IRC_LIST( CLIENT *Client, REQUEST *Req ) char *pattern; CHANNEL *chan; CLIENT *from, *target; + int count = 0; assert(Client != NULL); assert(Req != NULL); @@ -638,26 +662,35 @@ IRC_LIST( CLIENT *Client, REQUEST *Req ) /* Target is indeed an other server, forward it! */ return IRC_WriteStrClientPrefix(target, from, "LIST %s :%s", - Client_ID(from), + Req->argv[0], Req->argv[1]); } } while (pattern) { /* Loop through all the channels */ + if (Req->argc > 0) + ngt_LowerStr(pattern); chan = Channel_First(); while (chan) { /* Check search pattern */ - if (Match(pattern, Channel_Name(chan))) { + if (MatchCaseInsensitive(pattern, Channel_Name(chan))) { /* Gotcha! */ if (!strchr(Channel_Modes(chan), 's') - || Channel_IsMemberOf(chan, from)) { + || Channel_IsMemberOf(chan, from) + || (!Conf_MorePrivacy && Client_OperByMe(Client))) { + if ((Conf_MaxListSize > 0) + && IRC_CheckListTooBig(from, count, + Conf_MaxListSize, + "LIST")) + break; if (!IRC_WriteStrClient(from, RPL_LIST_MSG, Client_ID(from), Channel_Name(chan), Channel_MemberCount(chan), Channel_Topic( chan ))) return DISCONNECTED; + count++; } } chan = Channel_Next(chan); @@ -670,6 +703,7 @@ IRC_LIST( CLIENT *Client, REQUEST *Req ) pattern = NULL; } + IRC_SetPenalty(from, 2); return IRC_WriteStrClient(from, RPL_LISTEND_MSG, Client_ID(from)); } /* IRC_LIST */