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/* +------------------------------------+
* | 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 "configreader.h"
#include "modules.h"
#include "inspsocket.h"
#include "httpd.h"
/* $ModDesc: Provides statistics over HTTP via m_httpd.so */
typedef std::map<irc::string,int> StatsHash;
typedef StatsHash::iterator StatsIter;
typedef std::vector<std::pair<int,irc::string> > SortedList;
typedef SortedList::iterator SortedIter;
static StatsHash* sh = new StatsHash();
static SortedList* so = new SortedList();
class ModuleHttpStats : public Module
{
std::string stylesheet;
bool changed;
public:
void ReadConfig()
{
ConfigReader c(ServerInstance);
this->stylesheet = c.ReadValue("httpstats", "stylesheet", 0);
}
ModuleHttpStats(InspIRCd* Me) : Module(Me)
{
ReadConfig();
this->changed = false;
}
void InsertOrder(irc::string channel, int count)
{
/* This function figures out where in the sorted list to put an item from the hash */
SortedIter a;
for (a = so->begin(); a != so->end(); a++)
{
/* Found an item equal to or less than, we insert our item before it */
if (a->first <= count)
{
so->insert(a,std::pair<int,irc::string>(count,channel));
return;
}
}
/* There are no items in the list yet, insert something at the beginning */
so->insert(so->begin(), std::pair<int,irc::string>(count,channel));
}
void SortList()
{
/* Sorts the hash into the sorted list using an insertion sort */
so->clear();
for (StatsIter a = sh->begin(); a != sh->end(); a++)
InsertOrder(a->first, a->second);
this->changed = false;
}
void OnEvent(Event* event)
{
std::stringstream data("");
if (event->GetEventID() == "httpd_url")
{
HTTPRequest* http = (HTTPRequest*)event->GetData();
if ((http->GetURI() == "/stats") || (http->GetURI() == "/stats/"))
{
data << "<!DOCTYPE html PUBLIC \
\"-//W3C//DTD XHTML 1.1//EN\" \
\"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd\">\n\
<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\">";
data << "<head>";
data << "<link rel='stylesheet' href='" << this->stylesheet << "' type='text/css' />";
data << "<title>InspIRCd server statisitics for " << ServerInstance->Config->ServerName << " (" << ServerInstance->Config->ServerDesc << ")</title>";
data << "</head><body>";
data << "<h1>InspIRCd server statisitics for " << ServerInstance->Config->ServerName << " (" << ServerInstance->Config->ServerDesc << ")</h1>";
data << "<div class='totals'>";
data << "<h2>Totals</h2>";
data << "<table>";
data << "<tr><td>Users</td><td>" << ServerInstance->clientlist->size() << "</td></tr>";
data << "<tr><td>Channels</td><td>" << ServerInstance->chanlist->size() << "</td></tr>";
data << "<tr><td>Opers</td><td>" << ServerInstance->all_opers.size() << "</td></tr>";
data << "<tr><td>Sockets</td><td>" << (ServerInstance->SE->GetMaxFds() - ServerInstance->SE->GetRemainingFds()) << " (Max: " << ServerInstance->SE->GetMaxFds() << " via socket engine '" << ServerInstance->SE->GetName() << "')</td></tr>";
data << "</table>";
data << "</div>";
data << "<div class='modules'>";
data << "<h2>Modules</h2>";
data << "<table>";
for (int i = 0; i <= ServerInstance->GetModuleCount(); i++)
{
if (!ServerInstance->Config->module_names[i].empty())
data << "<tr><td>" << ServerInstance->Config->module_names[i] << "</td></tr>";
}
data << "</table>";
data << "</div>";
data << "<div class='channels'>";
data << "<h2>Channels</h2>";
data << "<table>";
data << "<tr><th>Users</th><th>Name</th><th>@</th><th>%</th><th>+</th><th>Topic</th></tr>";
/* If the list has changed since last time it was displayed, re-sort it
* this time only (not every time, as this would be moronic)
*/
if (this->changed)
this->SortList();
int n = 0;
for (SortedIter a = so->begin(); ((a != so->end()) && (n < 25)); a++, n++)
{
chanrec* c = ServerInstance->FindChan(a->second.c_str());
if (c)
{
data << "<tr><td>" << a->first << "</td><td>" << a->second << "</td>";
data << "<td>" << c->GetOppedUsers()->size() << "</td>";
data << "<td>" << c->GetHalfoppedUsers()->size() << "</td>";
data << "<td>" << c->GetVoicedUsers()->size() << "</td>";
data << "<td>" << c->topic << "</td>";
data << "</tr>";
}
}
data << "</table>";
data << "</div>";
data << "<div class='validion'>";
data << "<p><a href='http://validator.w3.org/check?uri=referer'><img src='http://www.w3.org/Icons/valid-xhtml11' alt='Valid XHTML 1.1' height='31' width='88' /></a></p>";
data << "</div>";
data << "</body>";
data << "</html>";
/* Send the document back to m_httpd */
HTTPDocument response(http->sock, &data, 200, "X-Powered-By: m_http_stats.so\r\nContent-Type: text/html; charset=iso-8859-1\r\n");
Request req((char*)&response, (Module*)this, event->GetSource());
req.Send();
}
}
}
void OnChannelDelete(chanrec* chan)
{
StatsIter a = sh->find(chan->name);
if (a != sh->end())
{
sh->erase(a);
}
this->changed = true;
}
void OnUserJoin(userrec* user, chanrec* channel, bool &silent)
{
StatsIter a = sh->find(channel->name);
if (a != sh->end())
{
a->second++;
}
else
{
irc::string name = channel->name;
sh->insert(std::pair<irc::string,int>(name,1));
}
this->changed = true;
}
void OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage, bool &silent)
{
StatsIter a = sh->find(channel->name);
if (a != sh->end())
{
a->second--;
}
this->changed = true;
}
void OnUserQuit(userrec* user, const std::string &message, const std::string &oper_message)
{
for (UCListIter v = user->chans.begin(); v != user->chans.end(); v++)
{
chanrec* c = v->first;
StatsIter a = sh->find(c->name);
if (a != sh->end())
{
a->second--;
}
}
this->changed = true;
}
char* OnRequest(Request* request)
{
return NULL;
}
void Implements(char* List)
{
List[I_OnEvent] = List[I_OnRequest] = List[I_OnChannelDelete] = List[I_OnUserJoin] = List[I_OnUserPart] = List[I_OnUserQuit] = 1;
}
virtual ~ModuleHttpStats()
{
delete sh;
delete so;
}
virtual Version GetVersion()
{
return Version(1, 1, 0, 0, VF_VENDOR, API_VERSION);
}
};
MODULE_INIT(ModuleHttpStats)
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