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-rw-r--r--src/modules/extra/m_filter_pcre.cpp114
-rw-r--r--src/modules/m_filter.cpp76
-rw-r--r--src/modules/m_filter.h102
3 files changed, 140 insertions, 152 deletions
diff --git a/src/modules/extra/m_filter_pcre.cpp b/src/modules/extra/m_filter_pcre.cpp
index 96956e3d8..5df48cb05 100644
--- a/src/modules/extra/m_filter_pcre.cpp
+++ b/src/modules/extra/m_filter_pcre.cpp
@@ -25,113 +25,61 @@
#include "channels.h"
#include "modules.h"
#include "inspircd.h"
+#include "m_filter.h"
/* $ModDesc: m_filter with regexps */
/* $CompileFlags: `pcre-config --cflags` */
/* $LinkerFlags: `pcre-config --libs` `perl extra/pcre_rpath.pl` -lpcre */
+/* $ModDep: ../m_filter.h */
-class ModuleFilterPCRE : public Module
+class PCREFilter : public FilterResult
{
- class Filter
- {
- public:
- pcre* regexp;
- std::string reason;
- std::string action;
-
- Filter(pcre* r, const std::string &rea, const std::string &act)
- : regexp(r), reason(rea), action(act)
- {
- }
- };
-
- InspIRCd* Srv;
- std::vector<Filter> filters;
+ public:
+ pcre* regexp;
+
+ PCREFilter(pcre* r, const std::string &rea, const std::string &act)
+ : FilterResult::FilterResult(rea, act), regexp(r)
+ {
+ }
+};
+
+class ModuleFilterPCRE : public FilterBase
+{
+ std::vector<PCREFilter> filters;
pcre *re;
const char *error;
int erroffset;
-
+
public:
ModuleFilterPCRE(InspIRCd* Me)
- : Module::Module(Me), Srv(Me)
+ : FilterBase::FilterBase(Me)
{
OnRehash("");
}
-
- virtual ~ModuleFilterPCRE()
- {
- }
- void Implements(char* List)
+ virtual ~ModuleFilterPCRE()
{
- List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnRehash] = 1;
}
- // format of a config entry is <keyword pattern="^regexp$" reason="Some reason here" action="kill/block">
-
- virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
- {
- return OnUserPreNotice(user,dest,target_type,text,status);
- }
-
- virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
+ virtual FilterResult* FilterMatch(const std::string &text)
{
for (unsigned int index = 0; index < filters.size(); index++)
{
- Filter& filt = filters[index];
+ PCREFilter& filt = filters[index];
if (pcre_exec(filt.regexp,NULL,text.c_str(),text.length(),0,0,NULL,0) > -1)
{
- const char* target;
-
- if(filt.action.empty())
- filt.action = "none";
-
- if (target_type == TYPE_USER)
- {
- userrec* t = (userrec*)dest;
- target = t->nick;
- }
- else if (target_type == TYPE_CHANNEL)
- {
- chanrec* t = (chanrec*)dest;
- target = t->name;
- }
- else
- {
- target = "";
- }
-
- ServerInstance->Log(DEFAULT, "Filter: %s had their notice filtered, target was %s: %s Action: %s", user->nick, target, filt.reason.c_str(), filt.action.c_str());
-
- if (filt.action == "block")
- {
- Srv->WriteOpers("Filter: %s had their notice filtered, target was %s: %s", user->nick, target, filt.reason.c_str());
- user->WriteServ("NOTICE "+std::string(user->nick)+" :Your notice has been filtered and opers notified: "+filt.reason);
- }
- else if (filt.action == "kill")
- {
- userrec::QuitUser(Srv, user, filt.reason);
- }
-
- return 1;
+ return &filt;
}
}
- return 0;
+ return NULL;
}
virtual void OnRehash(const std::string &parameter)
- {
- /* Read the configuration file on startup and rehash.
- * It is perfectly valid to set <filter file> to the value of the
- * main config file, then append your <keyword> tags to the bottom
- * of the main config... but rather messy. That's why the capability
- * of using a seperate config file is provided.
- */
-
- ConfigReader MyConf(Srv);
+ {
+ ConfigReader MyConf(ServerInstance);
- for (std::vector<Filter>::iterator i = filters.begin(); i != filters.end(); i++)
+ for (std::vector<PCREFilter>::iterator i = filters.begin(); i != filters.end(); i++)
pcre_free((*i).regexp);
filters.clear();
@@ -151,21 +99,13 @@ class ModuleFilterPCRE : public Module
}
else
{
- filters.push_back(Filter(re, reason, action));
+ filters.push_back(PCREFilter(re, reason, action));
ServerInstance->Log(DEFAULT,"Regular expression %s loaded.", pattern.c_str());
}
}
}
-
- virtual Version GetVersion()
- {
- /* Version 1.x is the unreleased unrealircd module */
- return Version(3,2,1,0,VF_VENDOR,API_VERSION);
- }
-
};
-
-// stuff down here is the module-factory stuff. For basic modules you can ignore this.
+
class ModuleFilterPCREFactory : public ModuleFactory
{
diff --git a/src/modules/m_filter.cpp b/src/modules/m_filter.cpp
index 38cd32ecd..38b2ee7e1 100644
--- a/src/modules/m_filter.cpp
+++ b/src/modules/m_filter.cpp
@@ -26,37 +26,27 @@ using namespace std;
#include "channels.h"
#include "modules.h"
#include "inspircd.h"
+#include "m_filter.h"
-/* $ModDesc: An enhanced version of the unreal m_filter.so used by chatspike.net */
+/* $ModDesc: An advanced spam filtering module */
+/* $ModDep: m_filter.h */
+typedef std::map<std::string,FilterResult*> filter_t;
-
-/** Holds a filter pattern and reason
- */
-class Filter : public classbase
-{
- public:
- std::string reason;
- std::string action;
-};
-
-typedef std::map<std::string,Filter*> filter_t;
-
-class ModuleFilter : public Module
+class ModuleFilter : public FilterBase
{
filter_t filters;
-
+
public:
ModuleFilter(InspIRCd* Me)
- : Module::Module(Me)
+ : FilterBase::FilterBase(Me)
{
// read the configuration file on startup.
// it is perfectly valid to set <filter file> to the value of the
// main config file, then append your <keyword> tags to the bottom
// of the main config... but rather messy. That's why the capability
// of using a seperate config file is provided.
-
OnRehash("");
}
@@ -64,54 +54,17 @@ class ModuleFilter : public Module
{
}
- void Implements(char* List)
- {
- List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnRehash] = 1;
- }
-
- // format of a config entry is <keyword pattern="*glob*" reason="Some reason here" action="kill/block">
-
- virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
- {
- return OnUserPreNotice(user,dest,target_type,text,status);
- }
-
- virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
+ virtual FilterResult* FilterMatch(const std::string &text)
{
std::string text2 = text+" ";
for (filter_t::iterator index = filters.begin(); index != filters.end(); index++)
{
if ((ServerInstance->MatchText(text2,index->first)) || (ServerInstance->MatchText(text,index->first)))
{
- Filter* f = (Filter*)index->second;
- std::string target = "";
-
- if (target_type == TYPE_USER)
- {
- userrec* t = (userrec*)dest;
- target = std::string(t->nick);
- }
- else if (target_type == TYPE_CHANNEL)
- {
- chanrec* t = (chanrec*)dest;
- target = std::string(t->name);
- }
-
- if (f->action == "block")
- {
- ServerInstance->WriteOpers(std::string("FILTER: ")+user->nick+" had their notice filtered, target was "+target+": "+f->reason);
- user->WriteServ("NOTICE "+std::string(user->nick)+" :Your notice has been filtered and opers notified: "+f->reason);
- }
- ServerInstance->Log(DEFAULT,"FILTER: "+std::string(user->nick)+std::string(" had their notice filtered, target was ")+target+": "+f->reason+" Action: "+f->action);
-
- if (f->action == "kill")
- {
- userrec::QuitUser(ServerInstance,user,f->reason);
- }
- return 1;
+ return index->second;
}
}
- return 0;
+ return NULL;
}
virtual void OnRehash(const std::string &parameter)
@@ -130,20 +83,13 @@ class ModuleFilter : public Module
std::string do_action = MyConf->ReadValue("keyword","action",index);
if (do_action == "")
do_action = "none";
- Filter* x = new Filter;
+ FilterResult* x = new FilterResult;
x->reason = reason;
x->action = do_action;
filters[pattern] = x;
}
DELETE(MyConf);
}
-
- virtual Version GetVersion()
- {
- // This is version 2 because version 1.x is the unreleased unrealircd module
- return Version(2,1,0,2,VF_VENDOR,API_VERSION);
- }
-
};
// stuff down here is the module-factory stuff. For basic modules you can ignore this.
diff --git a/src/modules/m_filter.h b/src/modules/m_filter.h
new file mode 100644
index 000000000..34e3d2513
--- /dev/null
+++ b/src/modules/m_filter.h
@@ -0,0 +1,102 @@
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ * E-mail:
+ * <brain@chatspike.net>
+ * <Craig@chatspike.net>
+ *
+ * Written by Craig Edwards, Craig McLure, and others.
+ * This program is free but copyrighted software; see
+ * the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+class FilterResult : public classbase
+{
+ public:
+ std::string reason;
+ std::string action;
+
+ FilterResult(const std::string &rea, const std::string &act) : reason(rea), action(act)
+ {
+ }
+
+ FilterResult()
+ {
+ }
+
+ virtual ~FilterResult()
+ {
+ }
+};
+
+class FilterBase : public Module
+{
+ public:
+ FilterBase(InspIRCd* Me)
+ : Module::Module(Me)
+ {
+ }
+
+ virtual ~FilterBase()
+ {
+ }
+
+ virtual void Implements(char* List)
+ {
+ List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnRehash] = 1;
+ }
+
+ virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
+ {
+ return OnUserPreNotice(user,dest,target_type,text,status);
+ }
+
+ /* This must be implemented by the module which uses the header */
+ virtual FilterResult* FilterMatch(const std::string &text) = 0;
+
+ virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
+ {
+ FilterResult* f = this->FilterMatch(text);
+ if (f)
+ {
+ std::string target = "";
+ if (target_type == TYPE_USER)
+ {
+ userrec* t = (userrec*)dest;
+ target = std::string(t->nick);
+ }
+ else if (target_type == TYPE_CHANNEL)
+ {
+ chanrec* t = (chanrec*)dest;
+ target = std::string(t->name);
+ }
+ if (f->action == "block")
+ {
+ ServerInstance->WriteOpers(std::string("FILTER: ")+user->nick+" had their notice filtered, target was "+target+": "+f->reason);
+ user->WriteServ("NOTICE "+std::string(user->nick)+" :Your notice has been filtered and opers notified: "+f->reason);
+ }
+ ServerInstance->Log(DEFAULT,"FILTER: "+std::string(user->nick)+std::string(" had their notice filtered, target was ")+target+": "+f->reason+" Action: "+f->action);
+
+ if (f->action == "kill")
+ {
+ userrec::QuitUser(ServerInstance,user,f->reason);
+ }
+ return 1;
+ }
+ return 0;
+ }
+
+ virtual void OnRehash(const std::string &parameter)
+ {
+ }
+
+ virtual Version GetVersion()
+ {
+ // This is version 2 because version 1.x is the unreleased unrealircd module
+ return Version(1,1,0,2,VF_VENDOR,API_VERSION);
+ }
+};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-30 22:49:33 +0000