diff options
Diffstat (limited to 'src/modules/m_dccallow.cpp')
| -rw-r--r-- | src/modules/m_dccallow.cpp | 490 |
1 files changed, 489 insertions, 1 deletions
diff --git a/src/modules/m_dccallow.cpp b/src/modules/m_dccallow.cpp index 61ef90d89..bfec3c5e1 100644 --- a/src/modules/m_dccallow.cpp +++ b/src/modules/m_dccallow.cpp @@ -1 +1,489 @@ -/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "users.h"
#include "channels.h"
#include "modules.h"
/* $ModDesc: Povides support for the /DCCALLOW command */
static ConfigReader *Conf;
class BannedFileList
{
public:
std::string filemask;
std::string action;
};
class DCCAllow
{
public:
std::string nickname;
std::string hostmask;
time_t set_on;
long length;
DCCAllow() { }
DCCAllow(const std::string &nick, const std::string &hm, const time_t so, const long ln) : nickname(nick), hostmask(hm), set_on(so), length(ln) { }
};
typedef std::vector<userrec *> userlist;
userlist ul;
typedef std::vector<DCCAllow> dccallowlist;
dccallowlist* dl;
typedef std::vector<BannedFileList> bannedfilelist;
bannedfilelist bfl;
class cmd_dccallow : public command_t
{
public:
cmd_dccallow(InspIRCd* Me) : command_t(Me, "DCCALLOW", 0, 0)
{
this->source = "m_dccallow.so";
syntax = "{[+|-]<nick> <time>|HELP|LIST}";
}
CmdResult Handle(const char **parameters, int pcnt, userrec *user)
{
/* syntax: DCCALLOW [+|-]<nick> (<time>) */
if (!pcnt)
{
// display current DCCALLOW list
DisplayDCCAllowList(user);
return CMD_FAILURE;
}
else if (pcnt > 0)
{
char action = *parameters[0];
// if they didn't specify an action, this is probably a command
if (action != '+' && action != '-')
{
if (!strcasecmp(parameters[0], "LIST"))
{
// list current DCCALLOW list
DisplayDCCAllowList(user);
return CMD_FAILURE;
}
else if (!strcasecmp(parameters[0], "HELP"))
{
// display help
DisplayHelp(user);
return CMD_FAILURE;
}
}
std::string nick = parameters[0] + 1;
userrec *target = ServerInstance->FindNick(nick);
if (target)
{
if (action == '-')
{
user->GetExt("dccallow_list", dl);
// check if it contains any entries
if (dl)
{
if (dl->size())
{
for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
{
// search through list
if (i->nickname == target->nick)
{
dl->erase(i);
user->WriteServ("995 %s %s :Removed %s from your DCCALLOW list", user->nick, user->nick, target->nick);
break;
}
}
}
}
else
{
DELETE(dl);
user->Shrink("dccallow_list");
// remove from userlist
for (userlist::iterator j = ul.begin(); j != ul.end(); ++j)
{
userrec* u = (userrec*)(*j);
if (u == user)
{
ul.erase(j);
break;
}
}
}
}
else if (action == '+')
{
// fetch current DCCALLOW list
user->GetExt("dccallow_list", dl);
// they don't have one, create it
if (!dl)
{
dl = new dccallowlist;
user->Extend("dccallow_list", dl);
// add this user to the userlist
ul.push_back(user);
}
for (dccallowlist::const_iterator k = dl->begin(); k != dl->end(); ++k)
{
if (k->nickname == target->nick)
{
user->WriteServ("996 %s %s :%s is already on your DCCALLOW list", user->nick, user->nick, target->nick);
return CMD_FAILURE;
}
else if (ServerInstance->MatchText(user->GetFullHost(), k->hostmask))
{
user->WriteServ("996 %s %s :You cannot add yourself to your own DCCALLOW list!", user->nick, user->nick);
return CMD_FAILURE;
}
}
std::string mask = std::string(target->nick)+"!"+std::string(target->ident)+"@"+std::string(target->dhost);
std::string default_length = Conf->ReadValue("dccallow", "length", 0);
long length;
if (pcnt < 2)
{
length = ServerInstance->Duration(default_length);
}
else if (!atoi(parameters[1]))
{
length = 0;
}
else
{
length = ServerInstance->Duration(parameters[1]);
}
if (!ServerInstance->IsValidMask(mask.c_str()))
{
return CMD_FAILURE;
}
dl->push_back(DCCAllow(target->nick, mask, ServerInstance->Time(), length));
if (length > 0)
{
user->WriteServ("993 %s %s :Added %s to DCCALLOW list for %d seconds", user->nick, user->nick, target->nick, length);
}
else
{
user->WriteServ("994 %s %s :Added %s to DCCALLOW list for this session", user->nick, user->nick, target->nick);
}
/* route it. */
return CMD_SUCCESS;
}
}
else
{
// nick doesn't exist
user->WriteServ("401 %s %s :No such nick/channel", user->nick, nick.c_str());
return CMD_FAILURE;
}
}
return CMD_FAILURE;
}
void DisplayHelp(userrec* user)
{
user->WriteServ("998 %s :DCCALLOW [<+|->nick [time]] [list] [help]", user->nick);
user->WriteServ("998 %s :You may allow DCCs from specific users by specifying a", user->nick);
user->WriteServ("998 %s :DCC allow for the user you want to receive DCCs from.", user->nick);
user->WriteServ("998 %s :For example, to allow the user Brain to send you inspircd.exe", user->nick);
user->WriteServ("998 %s :you would type:", user->nick);
user->WriteServ("998 %s :/DCCALLOW +Brain", user->nick);
user->WriteServ("998 %s :Brain would then be able to send you files. They would have to", user->nick);
user->WriteServ("998 %s :resend the file again if the server gave them an error message", user->nick);
user->WriteServ("998 %s :before you added them to your DCCALLOW list.", user->nick);
user->WriteServ("998 %s :DCCALLOW entries will be temporary by default, if you want to add", user->nick);
user->WriteServ("998 %s :them to your DCCALLOW list until you leave IRC, type:", user->nick);
user->WriteServ("998 %s :/DCCALLOW +Brain 0", user->nick);
user->WriteServ("998 %s :To remove the user from your DCCALLOW list, type:", user->nick);
user->WriteServ("998 %s :/DCCALLOW -Brain", user->nick);
user->WriteServ("998 %s :To see the users in your DCCALLOW list, type:", user->nick);
user->WriteServ("998 %s :/DCCALLOW LIST", user->nick);
user->WriteServ("998 %s :NOTE: If the user leaves IRC or changes their nickname", user->nick);
user->WriteServ("998 %s : they will be removed from your DCCALLOW list.", user->nick);
user->WriteServ("998 %s : your DCCALLOW list will be deleted when you leave IRC.", user->nick);
user->WriteServ("999 %s :End of DCCALLOW HELP", user->nick);
}
void DisplayDCCAllowList(userrec* user)
{
// display current DCCALLOW list
user->WriteServ("990 %s :Users on your DCCALLOW list:", user->nick);
user->GetExt("dccallow_list", dl);
if (dl)
{
for (dccallowlist::const_iterator c = dl->begin(); c != dl->end(); ++c)
{
user->WriteServ("991 %s %s :%s (%s)", user->nick, user->nick, c->nickname.c_str(), c->hostmask.c_str());
}
}
user->WriteServ("992 %s :End of DCCALLOW list", user->nick);
}
};
class ModuleDCCAllow : public Module
{
cmd_dccallow* mycommand;
public:
ModuleDCCAllow(InspIRCd* Me)
: Module(Me)
{
Conf = new ConfigReader(ServerInstance);
mycommand = new cmd_dccallow(ServerInstance);
ServerInstance->AddCommand(mycommand);
ReadFileConf();
}
void Implements(char* List)
{
List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnUserQuit] = List[I_OnUserPreNick] = List[I_OnRehash] = 1;
}
virtual void OnRehash(userrec* user, const std::string ¶meter)
{
delete Conf;
Conf = new ConfigReader(ServerInstance);
}
virtual void OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message)
{
dccallowlist* dl;
// remove their DCCALLOW list if they have one
user->GetExt("dccallow_list", dl);
if (dl)
{
DELETE(dl);
user->Shrink("dccallow_list");
RemoveFromUserlist(user);
}
// remove them from any DCCALLOW lists
// they are currently on
RemoveNick(user);
}
virtual int OnUserPreNick(userrec* user, const std::string &newnick)
{
RemoveNick(user);
return 0;
}
virtual int OnUserPreMessage(userrec* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
{
return OnUserPreNotice(user, dest, target_type, text, status, exempt_list);
}
virtual int OnUserPreNotice(userrec* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list)
{
if (!IS_LOCAL(user))
return 0;
if (target_type == TYPE_USER)
{
userrec* u = (userrec*)dest;
/* Always allow a user to dcc themselves (although... why?) */
if (user == u)
return 0;
if ((text.length()) && (text[0] == '\1'))
{
Expire();
// :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :DCC SEND m_dnsbl.cpp 3232235786 52650 9676
// :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :VERSION
if (strncmp(text.c_str(), "\1DCC ", 5) == 0)
{
u->GetExt("dccallow_list", dl);
if (dl && dl->size())
{
for (dccallowlist::const_iterator iter = dl->begin(); iter != dl->end(); ++iter)
if (ServerInstance->MatchText(user->GetFullHost(), iter->hostmask))
return 0;
}
// tokenize
std::stringstream ss(text);
std::string buf;
std::vector<std::string> tokens;
while (ss >> buf)
tokens.push_back(buf);
irc::string type = tokens[1].c_str();
bool blockchat = Conf->ReadFlag("dccallow", "blockchat", 0);
if (type == "SEND")
{
std::string defaultaction = Conf->ReadValue("dccallow", "action", 0);
std::string filename = tokens[2];
if (defaultaction == "allow")
return 0;
for (unsigned int i = 0; i < bfl.size(); i++)
{
if (ServerInstance->MatchText(filename, bfl[i].filemask))
{
if (bfl[i].action == "allow")
return 0;
}
else
{
if (defaultaction == "allow")
return 0;
}
user->WriteServ("NOTICE %s :The user %s is not accepting DCC SENDs from you. Your file %s was not sent.", user->nick, u->nick, filename.c_str());
u->WriteServ("NOTICE %s :%s (%s@%s) attempted to send you a file named %s, which was blocked.", u->nick, user->nick, user->ident, user->dhost, filename.c_str());
u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick, user->nick);
return 1;
}
}
else if ((type == "CHAT") && (blockchat))
{
user->WriteServ("NOTICE %s :The user %s is not accepting DCC CHAT requests from you.", user->nick, u->nick);
u->WriteServ("NOTICE %s :%s (%s@%s) attempted to initiate a DCC CHAT session, which was blocked.", u->nick, user->nick, user->ident, user->dhost);
u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick, user->nick);
return 1;
}
}
}
}
return 0;
}
void Expire()
{
for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter)
{
userrec* u = (userrec*)(*iter);
u->GetExt("dccallow_list", dl);
if (dl)
{
if (dl->size())
{
dccallowlist::iterator iter = dl->begin();
while (iter != dl->end())
{
if ((iter->set_on + iter->length) <= ServerInstance->Time())
{
u->WriteServ("997 %s %s :DCCALLOW entry for %s has expired", u->nick, u->nick, iter->nickname.c_str());
iter = dl->erase(iter);
}
else
{
++iter;
}
}
}
}
else
{
RemoveFromUserlist(u);
}
}
}
void RemoveNick(userrec* user)
{
/* Iterate through all DCCALLOW lists and remove user */
for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter)
{
userrec *u = (userrec*)(*iter);
u->GetExt("dccallow_list", dl);
if (dl)
{
if (dl->size())
{
for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i)
{
if (i->nickname == user->nick)
{
u->WriteServ("NOTICE %s :%s left the network or changed their nickname and has been removed from your DCCALLOW list", u->nick, i->nickname.c_str());
u->WriteServ("995 %s %s :Removed %s from your DCCALLOW list", u->nick, u->nick, i->nickname.c_str());
dl->erase(i);
break;
}
}
}
}
else
{
RemoveFromUserlist(u);
}
}
}
void RemoveFromUserlist(userrec *user)
{
// remove user from userlist
for (userlist::iterator j = ul.begin(); j != ul.end(); ++j)
{
userrec* u = (userrec*)(*j);
if (u == user)
{
ul.erase(j);
break;
}
}
}
void ReadFileConf()
{
bfl.clear();
for (int i = 0; i < Conf->Enumerate("banfile"); i++)
{
BannedFileList bf;
std::string fileglob = Conf->ReadValue("banfile", "pattern", i);
std::string action = Conf->ReadValue("banfile", "action", i);
bf.filemask = fileglob;
bf.action = action;
bfl.push_back(bf);
}
}
virtual ~ModuleDCCAllow()
{
}
virtual Version GetVersion()
{
return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);
}
};
MODULE_INIT(ModuleDCCAllow)
\ No newline at end of file +/* +------------------------------------+ + * | Inspire Internet Relay Chat Daemon | + * +------------------------------------+ + * + * InspIRCd: (C) 2002-2007 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits + * + * This program is free but copyrighted software; see + * the file COPYING for details. + * + * --------------------------------------------------- + */ + +#include "inspircd.h" +#include "users.h" +#include "channels.h" +#include "modules.h" + +/* $ModDesc: Povides support for the /DCCALLOW command */ + +static ConfigReader *Conf; + +class BannedFileList +{ + public: + std::string filemask; + std::string action; +}; + +class DCCAllow +{ + public: + std::string nickname; + std::string hostmask; + time_t set_on; + long length; + + DCCAllow() { } + + DCCAllow(const std::string &nick, const std::string &hm, const time_t so, const long ln) : nickname(nick), hostmask(hm), set_on(so), length(ln) { } +}; + +typedef std::vector<userrec *> userlist; +userlist ul; +typedef std::vector<DCCAllow> dccallowlist; +dccallowlist* dl; +typedef std::vector<BannedFileList> bannedfilelist; +bannedfilelist bfl; + +class cmd_dccallow : public command_t +{ + public: + cmd_dccallow(InspIRCd* Me) : command_t(Me, "DCCALLOW", 0, 0) + { + this->source = "m_dccallow.so"; + syntax = "{[+|-]<nick> <time>|HELP|LIST}"; + } + + CmdResult Handle(const char **parameters, int pcnt, userrec *user) + { + /* syntax: DCCALLOW [+|-]<nick> (<time>) */ + if (!pcnt) + { + // display current DCCALLOW list + DisplayDCCAllowList(user); + return CMD_FAILURE; + } + else if (pcnt > 0) + { + char action = *parameters[0]; + + // if they didn't specify an action, this is probably a command + if (action != '+' && action != '-') + { + if (!strcasecmp(parameters[0], "LIST")) + { + // list current DCCALLOW list + DisplayDCCAllowList(user); + return CMD_FAILURE; + } + else if (!strcasecmp(parameters[0], "HELP")) + { + // display help + DisplayHelp(user); + return CMD_FAILURE; + } + } + + std::string nick = parameters[0] + 1; + userrec *target = ServerInstance->FindNick(nick); + + if (target) + { + + if (action == '-') + { + user->GetExt("dccallow_list", dl); + // check if it contains any entries + if (dl) + { + if (dl->size()) + { + for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i) + { + // search through list + if (i->nickname == target->nick) + { + dl->erase(i); + user->WriteServ("995 %s %s :Removed %s from your DCCALLOW list", user->nick, user->nick, target->nick); + break; + } + } + } + } + else + { + DELETE(dl); + user->Shrink("dccallow_list"); + + // remove from userlist + for (userlist::iterator j = ul.begin(); j != ul.end(); ++j) + { + userrec* u = (userrec*)(*j); + if (u == user) + { + ul.erase(j); + break; + } + } + } + } + else if (action == '+') + { + // fetch current DCCALLOW list + user->GetExt("dccallow_list", dl); + // they don't have one, create it + if (!dl) + { + dl = new dccallowlist; + user->Extend("dccallow_list", dl); + // add this user to the userlist + ul.push_back(user); + } + for (dccallowlist::const_iterator k = dl->begin(); k != dl->end(); ++k) + { + if (k->nickname == target->nick) + { + user->WriteServ("996 %s %s :%s is already on your DCCALLOW list", user->nick, user->nick, target->nick); + return CMD_FAILURE; + } + else if (ServerInstance->MatchText(user->GetFullHost(), k->hostmask)) + { + user->WriteServ("996 %s %s :You cannot add yourself to your own DCCALLOW list!", user->nick, user->nick); + return CMD_FAILURE; + } + } + + std::string mask = std::string(target->nick)+"!"+std::string(target->ident)+"@"+std::string(target->dhost); + std::string default_length = Conf->ReadValue("dccallow", "length", 0); + + long length; + if (pcnt < 2) + { + length = ServerInstance->Duration(default_length); + } + else if (!atoi(parameters[1])) + { + length = 0; + } + else + { + length = ServerInstance->Duration(parameters[1]); + } + + if (!ServerInstance->IsValidMask(mask.c_str())) + { + return CMD_FAILURE; + } + + dl->push_back(DCCAllow(target->nick, mask, ServerInstance->Time(), length)); + + if (length > 0) + { + user->WriteServ("993 %s %s :Added %s to DCCALLOW list for %d seconds", user->nick, user->nick, target->nick, length); + } + else + { + user->WriteServ("994 %s %s :Added %s to DCCALLOW list for this session", user->nick, user->nick, target->nick); + } + + /* route it. */ + return CMD_SUCCESS; + } + } + else + { + // nick doesn't exist + user->WriteServ("401 %s %s :No such nick/channel", user->nick, nick.c_str()); + return CMD_FAILURE; + } + } + return CMD_FAILURE; + } + + void DisplayHelp(userrec* user) + { + user->WriteServ("998 %s :DCCALLOW [<+|->nick [time]] [list] [help]", user->nick); + user->WriteServ("998 %s :You may allow DCCs from specific users by specifying a", user->nick); + user->WriteServ("998 %s :DCC allow for the user you want to receive DCCs from.", user->nick); + user->WriteServ("998 %s :For example, to allow the user Brain to send you inspircd.exe", user->nick); + user->WriteServ("998 %s :you would type:", user->nick); + user->WriteServ("998 %s :/DCCALLOW +Brain", user->nick); + user->WriteServ("998 %s :Brain would then be able to send you files. They would have to", user->nick); + user->WriteServ("998 %s :resend the file again if the server gave them an error message", user->nick); + user->WriteServ("998 %s :before you added them to your DCCALLOW list.", user->nick); + user->WriteServ("998 %s :DCCALLOW entries will be temporary by default, if you want to add", user->nick); + user->WriteServ("998 %s :them to your DCCALLOW list until you leave IRC, type:", user->nick); + user->WriteServ("998 %s :/DCCALLOW +Brain 0", user->nick); + user->WriteServ("998 %s :To remove the user from your DCCALLOW list, type:", user->nick); + user->WriteServ("998 %s :/DCCALLOW -Brain", user->nick); + user->WriteServ("998 %s :To see the users in your DCCALLOW list, type:", user->nick); + user->WriteServ("998 %s :/DCCALLOW LIST", user->nick); + user->WriteServ("998 %s :NOTE: If the user leaves IRC or changes their nickname", user->nick); + user->WriteServ("998 %s : they will be removed from your DCCALLOW list.", user->nick); + user->WriteServ("998 %s : your DCCALLOW list will be deleted when you leave IRC.", user->nick); + user->WriteServ("999 %s :End of DCCALLOW HELP", user->nick); + } + + void DisplayDCCAllowList(userrec* user) + { + // display current DCCALLOW list + user->WriteServ("990 %s :Users on your DCCALLOW list:", user->nick); + user->GetExt("dccallow_list", dl); + + if (dl) + { + for (dccallowlist::const_iterator c = dl->begin(); c != dl->end(); ++c) + { + user->WriteServ("991 %s %s :%s (%s)", user->nick, user->nick, c->nickname.c_str(), c->hostmask.c_str()); + } + } + + user->WriteServ("992 %s :End of DCCALLOW list", user->nick); + } + +}; + +class ModuleDCCAllow : public Module +{ + cmd_dccallow* mycommand; + public: + + ModuleDCCAllow(InspIRCd* Me) + : Module(Me) + { + Conf = new ConfigReader(ServerInstance); + mycommand = new cmd_dccallow(ServerInstance); + ServerInstance->AddCommand(mycommand); + ReadFileConf(); + } + + void Implements(char* List) + { + List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnUserQuit] = List[I_OnUserPreNick] = List[I_OnRehash] = 1; + } + + virtual void OnRehash(userrec* user, const std::string ¶meter) + { + delete Conf; + Conf = new ConfigReader(ServerInstance); + } + + virtual void OnUserQuit(userrec* user, const std::string &reason, const std::string &oper_message) + { + dccallowlist* dl; + + // remove their DCCALLOW list if they have one + user->GetExt("dccallow_list", dl); + if (dl) + { + DELETE(dl); + user->Shrink("dccallow_list"); + RemoveFromUserlist(user); + } + + // remove them from any DCCALLOW lists + // they are currently on + RemoveNick(user); + } + + + virtual int OnUserPreNick(userrec* user, const std::string &newnick) + { + RemoveNick(user); + return 0; + } + + virtual int OnUserPreMessage(userrec* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list) + { + return OnUserPreNotice(user, dest, target_type, text, status, exempt_list); + } + + virtual int OnUserPreNotice(userrec* user, void* dest, int target_type, std::string &text, char status, CUList &exempt_list) + { + if (!IS_LOCAL(user)) + return 0; + + if (target_type == TYPE_USER) + { + userrec* u = (userrec*)dest; + + /* Always allow a user to dcc themselves (although... why?) */ + if (user == u) + return 0; + + if ((text.length()) && (text[0] == '\1')) + { + Expire(); + + // :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :DCC SEND m_dnsbl.cpp 3232235786 52650 9676 + // :jamie!jamie@test-D4457903BA652E0F.silverdream.org PRIVMSG eimaj :VERSION + + if (strncmp(text.c_str(), "\1DCC ", 5) == 0) + { + u->GetExt("dccallow_list", dl); + + if (dl && dl->size()) + { + for (dccallowlist::const_iterator iter = dl->begin(); iter != dl->end(); ++iter) + if (ServerInstance->MatchText(user->GetFullHost(), iter->hostmask)) + return 0; + } + + // tokenize + std::stringstream ss(text); + std::string buf; + std::vector<std::string> tokens; + + while (ss >> buf) + tokens.push_back(buf); + + irc::string type = tokens[1].c_str(); + + bool blockchat = Conf->ReadFlag("dccallow", "blockchat", 0); + + if (type == "SEND") + { + std::string defaultaction = Conf->ReadValue("dccallow", "action", 0); + std::string filename = tokens[2]; + + if (defaultaction == "allow") + return 0; + + for (unsigned int i = 0; i < bfl.size(); i++) + { + if (ServerInstance->MatchText(filename, bfl[i].filemask)) + { + if (bfl[i].action == "allow") + return 0; + } + else + { + if (defaultaction == "allow") + return 0; + } + user->WriteServ("NOTICE %s :The user %s is not accepting DCC SENDs from you. Your file %s was not sent.", user->nick, u->nick, filename.c_str()); + u->WriteServ("NOTICE %s :%s (%s@%s) attempted to send you a file named %s, which was blocked.", u->nick, user->nick, user->ident, user->dhost, filename.c_str()); + u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick, user->nick); + return 1; + } + } + else if ((type == "CHAT") && (blockchat)) + { + user->WriteServ("NOTICE %s :The user %s is not accepting DCC CHAT requests from you.", user->nick, u->nick); + u->WriteServ("NOTICE %s :%s (%s@%s) attempted to initiate a DCC CHAT session, which was blocked.", u->nick, user->nick, user->ident, user->dhost); + u->WriteServ("NOTICE %s :If you trust %s and were expecting this, you can type /DCCALLOW HELP for information on the DCCALLOW system.", u->nick, user->nick); + return 1; + } + } + } + } + return 0; + } + + void Expire() + { + for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter) + { + userrec* u = (userrec*)(*iter); + u->GetExt("dccallow_list", dl); + + if (dl) + { + if (dl->size()) + { + dccallowlist::iterator iter = dl->begin(); + while (iter != dl->end()) + { + if ((iter->set_on + iter->length) <= ServerInstance->Time()) + { + u->WriteServ("997 %s %s :DCCALLOW entry for %s has expired", u->nick, u->nick, iter->nickname.c_str()); + iter = dl->erase(iter); + } + else + { + ++iter; + } + } + } + } + else + { + RemoveFromUserlist(u); + } + } + } + + void RemoveNick(userrec* user) + { + /* Iterate through all DCCALLOW lists and remove user */ + for (userlist::iterator iter = ul.begin(); iter != ul.end(); ++iter) + { + userrec *u = (userrec*)(*iter); + u->GetExt("dccallow_list", dl); + + if (dl) + { + if (dl->size()) + { + for (dccallowlist::iterator i = dl->begin(); i != dl->end(); ++i) + { + if (i->nickname == user->nick) + { + + u->WriteServ("NOTICE %s :%s left the network or changed their nickname and has been removed from your DCCALLOW list", u->nick, i->nickname.c_str()); + u->WriteServ("995 %s %s :Removed %s from your DCCALLOW list", u->nick, u->nick, i->nickname.c_str()); + dl->erase(i); + break; + } + } + } + } + else + { + RemoveFromUserlist(u); + } + } + } + + void RemoveFromUserlist(userrec *user) + { + // remove user from userlist + for (userlist::iterator j = ul.begin(); j != ul.end(); ++j) + { + userrec* u = (userrec*)(*j); + if (u == user) + { + ul.erase(j); + break; + } + } + } + + void ReadFileConf() + { + bfl.clear(); + for (int i = 0; i < Conf->Enumerate("banfile"); i++) + { + BannedFileList bf; + std::string fileglob = Conf->ReadValue("banfile", "pattern", i); + std::string action = Conf->ReadValue("banfile", "action", i); + bf.filemask = fileglob; + bf.action = action; + bfl.push_back(bf); + } + + } + + virtual ~ModuleDCCAllow() + { + } + + virtual Version GetVersion() + { + return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION); + } +}; + +MODULE_INIT(ModuleDCCAllow) |