X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Fchannel.c;h=306f4deec0d1db5def2139a80730dcd482d3fcc5;hp=8408ccb8006d783da5d63cb0de720a7649ccd213;hb=03628dbeaf40a9de34b3eb6d5bf6dd34eed8248c;hpb=d09094812f5a8998e779fd75d265396486878117

diff --git a/src/ngircd/channel.c b/src/ngircd/channel.c
index 8408ccb8..306f4dee 100644
--- a/src/ngircd/channel.c
+++ b/src/ngircd/channel.c
@@ -1,14 +1,12 @@
 /*
  * ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001-2009 Alexander Barton (alex@barton.de)
+ * Copyright (c)2001-2011 Alexander Barton (alex@barton.de) and Contributors.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
  * Please read the file COPYING, README and AUTHORS for more information.
- *
- * Channel management
  */
 
 
@@ -17,6 +15,11 @@
 
 #include "portab.h"
 
+/**
+ * @file
+ * Channel management
+ */
+
 #include "imp.h"
 #include <assert.h>
 #include <stdlib.h>
@@ -27,14 +30,12 @@
 
 #include "defines.h"
 #include "conn-func.h"
-#include "client.h"
 
 #include "exp.h"
 #include "channel.h"
 
 #include "imp.h"
 #include "irc-write.h"
-#include "resolve.h"
 #include "conf.h"
 #include "hash.h"
 #include "lists.h"
@@ -198,7 +199,7 @@ Channel_Exit( void )
  * Add_Client().
  */
 GLOBAL bool
-Channel_Join( CLIENT *Client, char *Name )
+Channel_Join( CLIENT *Client, const char *Name )
 {
 	CHANNEL *chan;
 
@@ -325,7 +326,7 @@ Channel_Kick(CLIENT *Peer, CLIENT *Target, CLIENT *Origin, const char *Name,
 
 
 GLOBAL void
-Channel_Quit( CLIENT *Client, char *Reason )
+Channel_Quit( CLIENT *Client, const char *Reason )
 {
 	CHANNEL *c, *next_c;
 
@@ -699,6 +700,14 @@ Channel_TopicWho(CHANNEL *Chan)
 	return Chan->topic_who;
 } /* Channel_TopicWho */
 
+
+GLOBAL unsigned int
+Channel_CreationTime(CHANNEL *Chan)
+{
+	assert(Chan != NULL);
+	return (unsigned int) Chan->creation_time;
+} /* Channel_CreationTime */
+
 #endif
 
 
@@ -731,7 +740,7 @@ Channel_SetTopic(CHANNEL *Chan, CLIENT *Client, const char *Topic)
 
 
 GLOBAL void
-Channel_SetModes( CHANNEL *Chan, char *Modes )
+Channel_SetModes( CHANNEL *Chan, const char *Modes )
 {
 	assert( Chan != NULL );
 	assert( Modes != NULL );
@@ -836,6 +845,9 @@ Channel_Create( const char *Name )
 	strlcpy( c->name, Name, sizeof( c->name ));
 	c->hash = Hash( c->name );
 	c->next = My_Channels;
+#ifndef STRICT_RFC
+	c->creation_time = time(NULL);
+#endif
 	My_Channels = c;
 	LogDebug("Created new channel structure for \"%s\".", Name);
 	return c;
@@ -980,6 +992,7 @@ GLOBAL bool
 Channel_AddBan(CHANNEL *c, const char *mask )
 {
 	struct list_head *h = Channel_GetListBans(c);
+	LogDebug("Adding \"%s\" to \"%s\" %s list", mask, Channel_Name(c), "ban");
 	return Lists_Add(h, mask, false);
 }
 
@@ -988,6 +1001,7 @@ GLOBAL bool
 Channel_AddInvite(CHANNEL *c, const char *mask, bool onlyonce)
 {
 	struct list_head *h = Channel_GetListInvites(c);
+	LogDebug("Adding \"%s\" to \"%s\" %s list", mask, Channel_Name(c), "invite");
 	return Lists_Add(h, mask, onlyonce);
 }
 
@@ -1042,7 +1056,7 @@ Channel_ShowInvites( CLIENT *Client, CHANNEL *Channel )
  * Log a message to the local &SERVER channel, if it exists.
  */
 GLOBAL void
-Channel_LogServer(char *msg)
+Channel_LogServer(const char *msg)
 {
 	CHANNEL *sc;
 	CLIENT *c;
@@ -1080,12 +1094,12 @@ Channel_CheckKey(CHANNEL *Chan, CLIENT *Client, const char *Key)
 		return false;
 	fd = fopen(file_name, "r");
 	if (!fd) {
-		Log(LOG_ERR, "Can't open channek key file \"%s\" for %s: %s",
+		Log(LOG_ERR, "Can't open channel key file \"%s\" for %s: %s",
 		    file_name, Chan->name, strerror(errno));
 		return false;
 	}
 
-	while (fgets(line, sizeof(line), fd) != NULL) {
+	while (fgets(line, (int)sizeof(line), fd) != NULL) {
 		ngt_TrimStr(line);
 		if (! (nick = strchr(line, ':')))
 			continue;
@@ -1108,6 +1122,64 @@ Channel_CheckKey(CHANNEL *Chan, CLIENT *Client, const char *Key)
 } /* Channel_CheckKey */
 
 
+/**
+ * Check wether a client is allowed to administer a channel or not.
+ *
+ * @param Chan		The channel to test.
+ * @param Client	The client from which the command has been received.
+ * @param Origin	The originator of the command (or NULL).
+ * @param OnChannel	Set to true if the originator is member of the channel.
+ * @param AdminOk	Set to true if the client is allowed to do
+ *			administrative tasks on this channel.
+ * @param UseServerMode	Set to true if ngIRCd should emulate "server mode",
+ *			that is send commands as if originating from a server
+ *			and not the originator of the command.
+ */
+GLOBAL void
+Channel_CheckAdminRights(CHANNEL *Chan, CLIENT *Client, CLIENT *Origin,
+			 bool *OnChannel, bool *AdminOk, bool *UseServerMode)
+{
+	assert (Chan != NULL);
+	assert (Client != NULL);
+	assert (OnChannel != NULL);
+	assert (AdminOk != NULL);
+	assert (UseServerMode != NULL);
+
+	/* Use the client as origin, if no origin has been given (no prefix?) */
+	if (!Origin)
+		Origin = Client;
+
+	*OnChannel = false;
+	*AdminOk = false;
+	*UseServerMode = false;
+
+	if (Client_Type(Client) != CLIENT_USER
+	    && Client_Type(Client) != CLIENT_SERVER
+	    && Client_Type(Client) != CLIENT_SERVICE)
+		return;
+
+	/* Allow channel administration if the client is a server or service */
+	if (Client_Type(Client) != CLIENT_USER) {
+		*AdminOk = true;
+		return;
+	}
+
+	*OnChannel = Channel_IsMemberOf(Chan, Origin);
+
+	if (*OnChannel && strchr(Channel_UserModes(Chan, Origin), 'o')) {
+		/* User is a channel operator */
+		*AdminOk = true;
+	} else if (Conf_OperCanMode) {
+		/* IRC operators are allowed to administer channels as well */
+		if (Client_OperByMe(Origin)) {
+			*AdminOk = true;
+			if (Conf_OperServerMode)
+				*UseServerMode = true;
+		}
+	}
+} /* Channel_CheckAdminRights */
+
+
 static CL2CHAN *
 Get_First_Cl2Chan( CLIENT *Client, CHANNEL *Chan )
 {