* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * Inspire is copyright (C) 2002-2005 ChatSpike-Dev.
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
* E-mail:
* <brain@chatspike.net>
* <Craig@chatspike.net>
#include "command_parse.h"
#include "ctables.h"
+#ifdef GCC3
+#define nspace __gnu_cxx
+#else
+#define nspace std
+#endif
+
+
extern InspIRCd* ServerInstance;
extern std::vector<Module*> modules;
extern std::vector<userrec*> local_users;
extern int MODCOUNT;
-extern InspSocket* socket_ref[65535];
+extern InspSocket* socket_ref[MAX_DESCRIPTORS];
extern time_t TIME;
-extern SocketEngine* SE;
-
// This table references users by file descriptor.
// its an array to make it VERY fast, as all lookups are referenced
// by an integer, meaning there is no need for a scan/search operation.
-extern userrec* fd_ref_table[65536];
+extern userrec* fd_ref_table[MAX_DESCRIPTORS];
extern Server* MyServer;
extern ServerConfig *Config;
extern user_hash clientlist;
extern chan_hash chanlist;
+/* Special commands which may occur without registration of the user */
+cmd_user* command_user;
+cmd_nick* command_nick;
+cmd_pass* command_pass;
+
/* This function pokes and hacks at a parameter list like the following:
*
* PART #winbot,#darkgalaxy :m00!
int CommandParser::LoopCall(command_t* fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
{
- char plist[MAXBUF];
- char *param;
- char *pars[32];
- char blog[32][MAXBUF];
- char blog2[32][MAXBUF];
- int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
- char keystr[MAXBUF];
- char moo[MAXBUF];
-
- for (int i = 0; i <32; i++)
- strcpy(blog[i],"");
-
- for (int i = 0; i <32; i++)
- strcpy(blog2[i],"");
-
- strcpy(moo,"");
- for (int i = 0; i <10; i++)
- {
- if (!parameters[i])
- {
- parameters[i] = moo;
- }
- }
- if (joins)
- {
- if (pcnt > 1) /* we have a key to copy */
- {
- strlcpy(keystr,parameters[1],MAXBUF);
- }
- }
-
- if (!parameters[start])
- {
- return 0;
- }
- if (!strchr(parameters[start],','))
- {
- return 0;
- }
- strcpy(plist,"");
- for (int i = start; i <= end; i++)
- {
- if (parameters[i])
- {
- strlcat(plist,parameters[i],MAXBUF);
- }
- }
-
- j = 0;
- param = plist;
-
- t = strlen(plist);
- for (int i = 0; i < t; i++)
- {
- if (plist[i] == ',')
- {
- plist[i] = '\0';
- strlcpy(blog[j++],param,MAXBUF);
- param = plist+i+1;
- if (j>20)
- {
- WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
- return 1;
- }
- }
- }
- strlcpy(blog[j++],param,MAXBUF);
- total = j;
-
- if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
- {
- strcat(keystr,",");
- }
-
- if ((joins) && (keystr))
- {
- if (strchr(keystr,','))
- {
- j = 0;
- param = keystr;
- t2 = strlen(keystr);
- for (int i = 0; i < t2; i++)
- {
- if (keystr[i] == ',')
- {
- keystr[i] = '\0';
- strlcpy(blog2[j++],param,MAXBUF);
- param = keystr+i+1;
- }
- }
- strlcpy(blog2[j++],param,MAXBUF);
- total2 = j;
- }
- }
-
- for (j = 0; j < total; j++)
- {
- if (blog[j])
- {
- pars[0] = blog[j];
- }
- for (q = end; q < pcnt-1; q++)
- {
- if (parameters[q+1])
- {
- pars[q-end+1] = parameters[q+1];
- }
- }
- if ((joins) && (parameters[1]))
- {
- if (pcnt > 1)
- {
- pars[1] = blog2[j];
- }
- else
- {
- pars[1] = NULL;
- }
- }
- /* repeatedly call the function with the hacked parameter list */
- if ((joins) && (pcnt > 1))
- {
- if (pars[1])
- {
- // pars[1] already set up and containing key from blog2[j]
- fn->Handle(pars,2,u);
- }
- else
- {
- pars[1] = parameters[1];
- fn->Handle(pars,2,u);
- }
- }
- else
- {
- fn->Handle(pars,pcnt-(end-start),u);
- }
- }
-
- return 1;
+ /* Copy of the parameter list, because like strltok, we make a bit of
+ * a mess of the parameter string we're given, and we want to keep this
+ * private.
+ */
+ char paramlist[MAXBUF];
+ /* Temporary variable used to hold one split parameter
+ */
+ char *param;
+ /* Parameter list, we can have up to 32 of these
+ */
+ char *pars[32];
+ /* Seperated items, e.g. holds the #one and #two from "#one,#two"
+ */
+ char *sep_items[32];
+ /* Seperated keys, holds the 'two' and 'three' of "two,three"
+ */
+ char *sep_keys[32];
+ /* Misc. counters, the total values hold the total number of
+ * seperated items in sep_items (total) and the total number of
+ * seperated items in sep_keys (total2)
+ */
+ int j = 0, q = 0, total = 0, total2 = 0;
+ /* A temporary copy of the comma seperated key list (see the description
+ * of the paramlist variable)
+ */
+ char keylist[MAXBUF];
+ /* Exactly what it says. Its nothing. We point invalid parameters at this.
+ */
+ char nothing = 0;
+
+ /* First, initialize our arrays */
+ for (int i = 0; i < 32; i++)
+ sep_items[i] = sep_keys[i] = NULL;
+
+ /* Now find all parameters that are NULL, maybe above pcnt,
+ * and for safety, point them at 'nothing'
+ */
+ for (int i = 0; i < 10; i++)
+ {
+ if (!parameters[i])
+ {
+ parameters[i] = ¬hing;
+ }
+ }
+ /* Check if we're doing JOIN handling. JOIN has two lists in
+ * it, potentially, if we have keys, so this is a special-case
+ * to handle the keys if they are provided.
+ */
+ if (joins)
+ {
+ if (pcnt > 1) /* we have a key to copy */
+ {
+ strlcpy(keylist,parameters[1],MAXBUF);
+ }
+ }
+
+ /* There's nothing to split! We don't do anything
+ */
+ if (!parameters[start] || (!strchr(parameters[start],',')))
+ {
+ return 0;
+ }
+
+ /* This function can handle multiple comma seperated
+ * lists as one, which is a feature no actual commands
+ * have yet -- this is futureproofing in case we encounter
+ * a command that does.
+ */
+ *paramlist = 0;
+
+ for (int i = start; i <= end; i++)
+ {
+ if (parameters[i])
+ {
+ strlcat(paramlist,parameters[i],MAXBUF);
+ }
+ }
+
+ /* Now we split off paramlist into seperate parameters using
+ * pointer voodoo, this parameter list goes into sep_items
+ */
+ j = 0;
+ param = paramlist;
+
+ for (char* i = paramlist; *i; i++)
+ {
+ /* Found an item */
+ if (*i == ',')
+ {
+ *i = '\0';
+ sep_items[j++] = param;
+ /* Iterate along to next item, if there is one */
+ param = i+1;
+ if ((unsigned int)j > Config->MaxTargets)
+ {
+ /* BZZT! Too many items */
+ WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,sep_items[j-1]);
+ return 1;
+ }
+ }
+ }
+ sep_items[j++] = param;
+ total = j;
+
+ /* We add this extra comma here just to ensure we get all the keys
+ * in the event the user gave a malformed key string (yes, you guessed
+ * it, this is a mirc-ism)
+ */
+ if ((joins) && (*keylist) && (total>0)) // more than one channel and is joining
+ {
+ charlcat(keylist,',',MAXBUF);
+ }
+
+ /* If we're doing JOIN handling (e.g. we've had to kludge for two
+ * lists being handled at once, real smart by the way JRO </sarcasm>)
+ * and we also have keys, we must seperate out this key list into
+ * our char** list sep_keys for later use.
+ */
+ if ((joins) && (*keylist))
+ {
+ /* There is more than one key */
+ if (strchr(keylist,','))
+ {
+ j = 0;
+ param = keylist;
+ for (char* i = keylist; *i; i++)
+ {
+ if (*i == ',')
+ {
+ *i = '\0';
+ sep_keys[j++] = param;
+ param = i+1;
+ }
+ }
+
+ sep_keys[j++] = param;
+ total2 = j;
+ }
+ }
+
+ /* Now the easier bit. We call the command class's Handle function
+ * X times, where x is the number of parameters we've 'collated'.
+ */
+ for (j = 0; j < total; j++)
+ {
+ if (sep_items[j])
+ {
+ pars[0] = sep_items[j];
+ }
+
+ for (q = end; q < pcnt-1; q++)
+ {
+ if (parameters[q+1])
+ {
+ pars[q-end+1] = parameters[q+1];
+ }
+ }
+
+ if ((joins) && (parameters[1]))
+ {
+ if (pcnt > 1)
+ {
+ pars[1] = sep_keys[j];
+ }
+ else
+ {
+ pars[1] = NULL;
+ }
+ }
+
+ /* repeatedly call the function with the hacked parameter list */
+ if ((joins) && (pcnt > 1))
+ {
+ if (pars[1])
+ {
+ /* pars[1] already set up and containing key from sep_keys[j] */
+ fn->Handle(pars,2,u);
+ }
+ else
+ {
+ pars[1] = parameters[1];
+ fn->Handle(pars,2,u);
+ }
+ }
+ else
+ {
+ fn->Handle(pars,pcnt-(end-start),u);
+ }
+ }
+
+ return 1;
}
-bool CommandParser::IsValidCommand(std::string &commandname, int pcnt, userrec * user)
+bool CommandParser::IsValidCommand(const std::string &commandname, int pcnt, userrec * user)
{
- for (unsigned int i = 0; i < cmdlist.size(); i++)
- {
- if (cmdlist[i]->command == commandname)
- {
- if ((pcnt>=cmdlist[i]->min_params) && (cmdlist[i]->source != "<core>"))
- {
- if ((strchr(user->modes,cmdlist[i]->flags_needed)) || (!cmdlist[i]->flags_needed))
- {
- if (cmdlist[i]->flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- return true;
- }
- }
- }
- }
- return false;
+ nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
+ {
+ if ((pcnt>=n->second->min_params) && (n->second->source != "<core>"))
+ {
+ if ((strchr(user->modes,n->second->flags_needed)) || (!n->second->flags_needed))
+ {
+ if (n->second->flags_needed)
+ {
+ return ((user->HasPermission(commandname)) || (is_uline(user->server)));
+ }
+ return true;
+ }
+ }
+ }
+ return false;
}
// calls a handler function for a command
-void CommandParser::CallHandler(std::string &commandname,char **parameters, int pcnt, userrec *user)
+bool CommandParser::CallHandler(const std::string &commandname,char **parameters, int pcnt, userrec *user)
{
- for (unsigned int i = 0; i < cmdlist.size(); i++)
- {
- if (cmdlist[i]->command == commandname)
- {
- if (pcnt>=cmdlist[i]->min_params)
- {
- if ((strchr(user->modes,cmdlist[i]->flags_needed)) || (!cmdlist[i]->flags_needed))
- {
- if (cmdlist[i]->flags_needed)
- {
- if ((user->HasPermission(commandname)) || (is_uline(user->server)))
- {
- cmdlist[i]->Handle(parameters,pcnt,user);
- }
- }
- else
- {
- cmdlist[i]->Handle(parameters,pcnt,user);
- }
- }
- }
- }
- }
+ nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
+ {
+ if (pcnt >= n->second->min_params)
+ {
+ if ((strchr(user->modes,n->second->flags_needed)) || (!n->second->flags_needed))
+ {
+ if (n->second->flags_needed)
+ {
+ if ((user->HasPermission(commandname)) || (!IS_LOCAL(user)))
+ {
+ n->second->Handle(parameters,pcnt,user);
+ return true;
+ }
+ }
+ else
+ {
+ n->second->Handle(parameters,pcnt,user);
+ return true;
+ }
+ }
+ }
+ }
+ return false;
}
int CommandParser::ProcessParameters(char **command_p,char *parameters)
{
- int j = 0;
- int q = strlen(parameters);
- if (!q)
- {
- /* no parameters, command_p invalid! */
- return 0;
- }
- if (parameters[0] == ':')
- {
- command_p[0] = parameters+1;
- return 1;
- }
- if (q)
- {
- if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
- {
- /* only one parameter */
- command_p[0] = parameters;
- if (parameters[0] == ':')
- {
- if (strchr(parameters,' ') != NULL)
- {
- command_p[0]++;
- }
- }
- return 1;
- }
- }
- command_p[j++] = parameters;
- for (int i = 0; i <= q; i++)
- {
- if (parameters[i] == ' ')
- {
- command_p[j++] = parameters+i+1;
- parameters[i] = '\0';
- if (command_p[j-1][0] == ':')
- {
- *command_p[j-1]++; /* remove dodgy ":" */
- break;
- /* parameter like this marks end of the sequence */
- }
- }
- }
- return j; /* returns total number of items in the list */
+ int j = 0;
+
+ if (!*parameters)
+ {
+ /* no parameters, command_p invalid! */
+ return 0;
+ }
+
+ if (*parameters == ':')
+ {
+ command_p[0] = parameters+1;
+ return 1;
+ }
+
+ if (*parameters)
+ {
+ char* n = strchr(parameters,' ');
+ if ((!n) || (*parameters == ':'))
+ {
+ /* only one parameter */
+ command_p[0] = parameters;
+ if (*parameters == ':')
+ {
+ if (n)
+ {
+ command_p[0]++;
+ }
+ }
+
+ return 1;
+ }
+ }
+
+ command_p[j++] = parameters;
+
+ for (char* i = parameters; *i; i++)
+ {
+ if (*i == ' ')
+ {
+ command_p[j++] = i+1;
+ *i = '\0';
+
+ if (*command_p[j-1] == ':')
+ {
+ *command_p[j-1]++; /* remove dodgy ":" */
+ break;
+ /* parameter like this marks end of the sequence */
+ }
+ }
+ }
+ return j; /* returns total number of items in the list */
}
void CommandParser::ProcessCommand(userrec *user, char* cmd)
{
- char *parameters;
- char *command;
- char *command_p[127];
- char p[MAXBUF], temp[MAXBUF];
- int j, items, cmd_found;
-
- for (int i = 0; i < 127; i++)
- command_p[i] = NULL;
-
- if (!user)
- {
- return;
- }
- if (!cmd)
- {
- return;
- }
- if (!cmd[0])
- {
- return;
- }
-
- int total_params = 0;
- if (strlen(cmd)>2)
- {
- for (unsigned int q = 0; q < strlen(cmd)-1; q++)
- {
- if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
- {
- total_params++;
- // found a 'trailing', we dont count them after this.
- break;
- }
- if (cmd[q] == ' ')
- total_params++;
- }
- }
-
- // another phidjit bug...
- if (total_params > 126)
- {
- *(strchr(cmd,' ')) = '\0';
- WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
- return;
- }
-
- strlcpy(temp,cmd,MAXBUF);
-
- std::string tmp = cmd;
- for (int i = 0; i <= MODCOUNT; i++)
- {
- std::string oldtmp = tmp;
- modules[i]->OnServerRaw(tmp,true,user);
- if (oldtmp != tmp)
- {
- log(DEBUG,"A Module changed the input string!");
- log(DEBUG,"New string: %s",tmp.c_str());
- log(DEBUG,"Old string: %s",oldtmp.c_str());
- break;
- }
- }
- strlcpy(cmd,tmp.c_str(),MAXBUF);
- strlcpy(temp,cmd,MAXBUF);
-
- if (!strchr(cmd,' '))
- {
- /* no parameters, lets skip the formalities and not chop up
- * the string */
- log(DEBUG,"About to preprocess command with no params");
- items = 0;
- command_p[0] = NULL;
- parameters = NULL;
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- command = cmd;
- }
- else
- {
- strcpy(cmd,"");
- j = 0;
- /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
- for (unsigned int i = 0; i < strlen(temp); i++)
- {
- if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
- {
- cmd[j++] = temp[i];
- cmd[j] = 0;
- }
- }
- /* split the full string into a command plus parameters */
- parameters = p;
- strcpy(p," ");
- command = cmd;
- if (strchr(cmd,' '))
- {
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- /* capitalise the command ONLY, leave params intact */
- cmd[i] = toupper(cmd[i]);
- /* are we nearly there yet?! :P */
- if (cmd[i] == ' ')
- {
- command = cmd;
- parameters = cmd+i+1;
- cmd[i] = '\0';
- break;
- }
- }
- }
- else
- {
- for (unsigned int i = 0; i <= strlen(cmd); i++)
- {
- cmd[i] = toupper(cmd[i]);
- }
- }
-
- }
- cmd_found = 0;
-
- if (strlen(command)>MAXCOMMAND)
- {
- WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
- return;
- }
-
- for (unsigned int x = 0; x < strlen(command); x++)
- {
- if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
- {
- if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
- {
- if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
- {
- ServerInstance->stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- return;
- }
- }
- }
- }
-
- std::string xcommand = command;
- for (unsigned int i = 0; i != cmdlist.size(); i++)
- {
- if ((xcommand.length() >= cmdlist[i]->command.length()) && (xcommand == cmdlist[i]->command))
- {
- if (parameters)
- {
- if (parameters[0])
- {
- items = this->ProcessParameters(command_p,parameters);
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
- }
- else
- {
- items = 0;
- command_p[0] = NULL;
- }
-
- if (user)
- {
- /* activity resets the ping pending timer */
- user->nping = TIME + user->pingmax;
- int MOD_RESULT = 0;
- FOREACH_RESULT(OnPreCommand(command,command_p,items,user,false));
- if (MOD_RESULT == 1) {
- return;
+ char *parameters;
+ char *command;
+ char *command_p[127];
+ char p[MAXBUF], temp[MAXBUF];
+ int j, items, cmd_found;
+ int total_params = 0;
+
+ for (int i = 0; i < 127; i++)
+ command_p[i] = NULL;
+
+ if (!user || !cmd || !*cmd)
+ {
+ return;
+ }
+
+ char* first_space = NULL;
+
+ /* If the command is > 2 characters (quick and dirty way to find out) */
+ if (*cmd && *(cmd+1) && *(cmd+2))
+ {
+ for (char* q = cmd; *q; q++)
+ {
+ if (*q == ' ')
+ {
+ first_space = q;
+ if (*(q+1) == ':')
+ {
+ total_params++;
+ // found a 'trailing', we dont count them after this.
+ break;
+ }
+ else
+ total_params++;
+ }
+ }
+ }
+
+ // another phidjit bug...
+ if (total_params > 126)
+ {
+ *first_space = 0;
+ WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
+ return;
+ }
+
+ strlcpy(temp,cmd,MAXBUF);
+
+ std::string tmp = cmd;
+
+ for (int i = 0; i <= MODCOUNT; i++)
+ {
+ std::string oldtmp = tmp;
+ modules[i]->OnServerRaw(tmp,true,user);
+ if (oldtmp != tmp)
+ {
+ log(DEBUG,"A Module changed the input string!");
+ log(DEBUG,"New string: %s",tmp.c_str());
+ log(DEBUG,"Old string: %s",oldtmp.c_str());
+ break;
+ }
+ }
+
+ strlcpy(cmd,tmp.c_str(),MAXBUF);
+ strlcpy(temp,cmd,MAXBUF);
+
+ char* has_space = strchr(cmd,' ');
+ int cm_length = 0;
+ if (!has_space)
+ {
+ /*
+ * no parameters, lets skip the formalities and not chop up
+ * the string
+ */
+ log(DEBUG,"About to preprocess command with no params");
+ items = 0;
+ command_p[0] = NULL;
+ parameters = NULL;
+ for (char* i = cmd; *i; i++,cm_length++)
+ *i = toupper(*i);
+ command = cmd;
+ }
+ else
+ {
+ *cmd = 0;
+ j = 0;
+
+ /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
+ for (char* i = temp; *i; i++)
+ {
+ if ((*i != 10) && (*i != 13) && (*i != 0) && (*i != 7))
+ {
+ cmd[j++] = *i;
+ }
+ }
+ cmd[j] = 0;
+
+ /* split the full string into a command plus parameters */
+ parameters = p;
+ p[0] = ' ';
+ p[1] = 0;
+
+ command = cmd;
+
+ if (has_space)
+ {
+ for (char* i = cmd; *i; i++)
+ {
+ /* capitalise the command ONLY, leave params intact */
+ *i = toupper(*i);
+ /* are we nearly there yet?! :P */
+ if (*i == ' ')
+ {
+ command = cmd;
+ parameters = i+1;
+ *i = 0;
+ break;
+ }
+ }
+ }
+ else
+ {
+ for (char* i = cmd; *i; i++,cm_length++)
+ {
+ *i = toupper(*i);
+ }
+ }
+ }
+
+ if (cm_length > MAXCOMMAND)
+ {
+ WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
+ return;
+ }
+
+ for (char* x = command; *x; x++)
+ {
+ if (((*x < 'A') || (*x > 'Z')) && (*x != '.'))
+ {
+ if (((*x < '0') || (*x> '9')) && (*x != '-'))
+ {
+ if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",*x))
+ {
+ ServerInstance->stats->statsUnknown++;
+ WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
+ return;
+ }
+ }
+ }
+ }
+
+ std::string xcommand = command;
+ if ((user->registered != 7) && (xcommand == "SERVER"))
+ {
+ kill_link(user,"Server connection to non-server port");
+ return;
+ }
+
+ /* Tweak by brain - why was this INSIDE the mainloop? */
+ if (parameters)
+ {
+ if (parameters[0])
+ {
+ items = this->ProcessParameters(command_p,parameters);
+ }
+ else
+ {
+ items = 0;
+ command_p[0] = NULL;
+ }
+ }
+ else
+ {
+ items = 0;
+ command_p[0] = NULL;
+ }
+
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false));
+ if (MOD_RESULT == 1) {
+ return;
+ }
+
+ nspace::hash_map<std::string,command_t*>::iterator cm = cmdlist.find(xcommand);
+
+ if (cm != cmdlist.end())
+ {
+ if (user)
+ {
+ /* activity resets the ping pending timer */
+ user->nping = TIME + user->pingmax;
+ if ((items) < cm->second->min_params)
+ {
+ log(DEBUG,"not enough parameters: %s %s",user->nick,command);
+ WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
+ return;
+ }
+ if ((!strchr(user->modes,cm->second->flags_needed)) && (cm->second->flags_needed))
+ {
+ log(DEBUG,"permission denied: %s %s",user->nick,command);
+ WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
+ cmd_found = 1;
+ return;
+ }
+ if ((cm->second->flags_needed) && (!user->HasPermission(xcommand)))
+ {
+ log(DEBUG,"permission denied: %s %s",user->nick,command);
+ WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
+ if (!IS_LOCAL(user))
+ WriteOpers("*** \2WARNING\2: Command '%s' not allowed for oper '%s', dropped.",command,user->nick);
+ cmd_found = 1;
+ return;
+ }
+ /* if the command isnt USER, PASS, or NICK, and nick is empty,
+ * deny command! */
+ if ((cm->second != command_user) && (cm->second != command_nick) && (cm->second != command_pass))
+ {
+ if ((!isnick(user->nick)) || (user->registered != 7))
+ {
+ log(DEBUG,"not registered: %s %s",user->nick,command);
+ WriteServ(user->fd,"451 %s :You have not registered",command);
+ return;
+ }
+ }
+ if ((user->registered == 7) && (!*user->oper) && (*Config->DisabledCommands))
+ {
+ std::stringstream dcmds(Config->DisabledCommands);
+ std::string thiscmd;
+ while (dcmds >> thiscmd)
+ {
+ if (!strcasecmp(thiscmd.c_str(),command))
+ {
+ // command is disabled!
+ WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
+ return;
}
- if ((items) < cmdlist[i]->min_params)
- {
- log(DEBUG,"not enough parameters: %s %s",user->nick,command);
- WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
- return;
- }
- if ((!strchr(user->modes,cmdlist[i]->flags_needed)) && (cmdlist[i]->flags_needed))
- {
- log(DEBUG,"permission denied: %s %s",user->nick,command);
- WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
- cmd_found = 1;
- return;
- }
- if ((cmdlist[i]->flags_needed) && (!user->HasPermission(xcommand)))
- {
- log(DEBUG,"permission denied: %s %s",user->nick,command);
- WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
- cmd_found = 1;
- return;
- }
- /* if the command isnt USER, PASS, or NICK, and nick is empty,
- * deny command! */
- if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
- {
- if ((!isnick(user->nick)) || (user->registered != 7))
- {
- log(DEBUG,"not registered: %s %s",user->nick,command);
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- if ((user->registered == 7) && (!strchr(user->modes,'o')))
- {
- std::stringstream dcmds(Config->DisabledCommands);
- while (!dcmds.eof())
- {
- std::string thiscmd;
- dcmds >> thiscmd;
- if (!strcasecmp(thiscmd.c_str(),command))
- {
- // command is disabled!
- WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
- return;
- }
- }
- }
- if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
- {
- /* ikky /stats counters */
- if (temp)
- {
- cmdlist[i]->use_count++;
- cmdlist[i]->total_bytes+=strlen(temp);
- }
-
- int MOD_RESULT = 0;
- FOREACH_RESULT(OnPreCommand(command,command_p,items,user,true));
- if (MOD_RESULT == 1) {
- return;
- }
-
- /* WARNING: nothing may come after the
- * command handler call, as the handler
- * may free the user structure! */
-
- cmdlist[i]->Handle(command_p,items,user);
- return;
- }
- else
- {
- WriteServ(user->fd,"451 %s :You have not registered",command);
- return;
- }
- }
- cmd_found = 1;
- }
- }
- if ((!cmd_found) && (user))
- {
- ServerInstance->stats->statsUnknown++;
- WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
- }
+ }
+ }
+ if ((user->registered == 7) || (cm->second == command_user) || (cm->second == command_nick) || (cm->second == command_pass))
+ {
+ /* ikky /stats counters */
+ if (temp)
+ {
+ cm->second->use_count++;
+ cm->second->total_bytes+=strlen(temp);
+ }
+
+ int MOD_RESULT = 0;
+ FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,true));
+ if (MOD_RESULT == 1)
+ {
+ return;
+ }
+
+ /*
+ * WARNING: nothing may come after the
+ * command handler call, as the handler
+ * may free the user structure!
+ */
+
+ cm->second->Handle(command_p,items,user);
+ return;
+ }
+ else
+ {
+ WriteServ(user->fd,"451 %s :You have not registered",command);
+ return;
+ }
+ }
+ }
+ else if (user)
+ {
+ ServerInstance->stats->statsUnknown++;
+ WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
+ }
}
bool CommandParser::RemoveCommands(const char* source)
{
- bool go_again = true;
- while (go_again)
- {
- go_again = false;
- for (std::deque<command_t*>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
- {
- command_t* x = (command_t*)*i;
- if (x->source == std::string(source))
- {
- log(DEBUG,"removecommands(%s) Removing dependent command: %s",x->source.c_str(),x->command.c_str());
- cmdlist.erase(i);
- go_again = true;
- break;
- }
- }
- }
- return true;
+ bool go_again = true;
+
+ while (go_again)
+ {
+ go_again = false;
+
+ for (nspace::hash_map<std::string,command_t*>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
+ {
+ command_t* x = i->second;
+ if (x->source == std::string(source))
+ {
+ log(DEBUG,"removecommands(%s) Removing dependent command: %s",x->source.c_str(),x->command.c_str());
+ cmdlist.erase(i);
+ go_again = true;
+ break;
+ }
+ }
+ }
+
+ return true;
}
void CommandParser::ProcessBuffer(const char* cmdbuf,userrec *user)
{
- if (!user)
- {
- log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
- return;
- }
- char cmd[MAXBUF];
- if (!cmdbuf)
- {
- log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
- return;
- }
- if (!cmdbuf[0])
- {
- return;
- }
- while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
-
- strlcpy(cmd,cmdbuf,MAXBUF);
- if (!cmd[0])
- {
- return;
- }
- int sl = strlen(cmd)-1;
- if ((cmd[sl] == 13) || (cmd[sl] == 10))
- {
- cmd[sl] = '\0';
- }
- sl = strlen(cmd)-1;
- if ((cmd[sl] == 13) || (cmd[sl] == 10))
- {
- cmd[sl] = '\0';
- }
- sl = strlen(cmd)-1;
- while (cmd[sl] == ' ') // strip trailing spaces
- {
- cmd[sl] = '\0';
- sl = strlen(cmd)-1;
- }
-
- if (!cmd[0])
- {
- return;
- }
- log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
- tidystring(cmd);
- if ((user) && (cmd))
- {
- this->ProcessCommand(user,cmd);
- }
+ char cmd[MAXBUF];
+
+ if (!user || !cmdbuf || !*cmdbuf)
+ {
+ log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
+ return;
+ }
+
+ while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
+
+ if (!*cmdbuf)
+ return;
+
+ strlcpy(cmd,cmdbuf,MAXBUF);
+
+ while (charremove(cmd,10));
+ while (charremove(cmd,13));
+
+ int sl = strlen(cmd)-1;
+ while (sl && (cmd[sl] == ' ')) // strip trailing spaces
+ {
+ cmd[sl--] = 0;
+ }
+
+ if (!sl)
+ return;
+
+ log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
+
+ tidystring(cmd);
+
+ if (user && cmd)
+ {
+ this->ProcessCommand(user,cmd);
+ }
}
bool CommandParser::CreateCommand(command_t *f)
{
- /* create the command and push it onto the table */
- cmdlist.push_back(f);
- log(DEBUG,"Added command %s (%lu parameters)",f->command.c_str(),(unsigned long)f->min_params);
- return true;
+ /* create the command and push it onto the table */
+ if (cmdlist.find(f->command) == cmdlist.end())
+ {
+ cmdlist[f->command] = f;
+ log(DEBUG,"Added command %s (%lu parameters)",f->command.c_str(),(unsigned long)f->min_params);
+ return true;
+ }
+ else return false;
}
CommandParser::CommandParser()
void CommandParser::SetupCommandTable()
{
- this->CreateCommand(new cmd_user);
- this->CreateCommand(new cmd_nick);
- this->CreateCommand(new cmd_quit);
- this->CreateCommand(new cmd_version);
- this->CreateCommand(new cmd_ping);
- this->CreateCommand(new cmd_pong);
- this->CreateCommand(new cmd_admin);
- this->CreateCommand(new cmd_privmsg);
- this->CreateCommand(new cmd_info);
- this->CreateCommand(new cmd_time);
- this->CreateCommand(new cmd_whois);
- this->CreateCommand(new cmd_wallops);
- this->CreateCommand(new cmd_notice);
- this->CreateCommand(new cmd_join);
- this->CreateCommand(new cmd_names);
- this->CreateCommand(new cmd_part);
- this->CreateCommand(new cmd_kick);
- this->CreateCommand(new cmd_mode);
- this->CreateCommand(new cmd_topic);
- this->CreateCommand(new cmd_who);
- this->CreateCommand(new cmd_motd);
- this->CreateCommand(new cmd_rules);
- this->CreateCommand(new cmd_oper);
- this->CreateCommand(new cmd_list);
- this->CreateCommand(new cmd_die);
- this->CreateCommand(new cmd_restart);
- this->CreateCommand(new cmd_kill);
- this->CreateCommand(new cmd_rehash);
- this->CreateCommand(new cmd_lusers);
- this->CreateCommand(new cmd_stats);
- this->CreateCommand(new cmd_userhost);
- this->CreateCommand(new cmd_away);
- this->CreateCommand(new cmd_ison);
- this->CreateCommand(new cmd_summon);
- this->CreateCommand(new cmd_users);
- this->CreateCommand(new cmd_invite);
- this->CreateCommand(new cmd_pass);
- this->CreateCommand(new cmd_trace);
- this->CreateCommand(new cmd_whowas);
- this->CreateCommand(new cmd_connect);
- this->CreateCommand(new cmd_squit);
- this->CreateCommand(new cmd_modules);
- this->CreateCommand(new cmd_links);
- this->CreateCommand(new cmd_map);
- this->CreateCommand(new cmd_kline);
- this->CreateCommand(new cmd_gline);
- this->CreateCommand(new cmd_zline);
- this->CreateCommand(new cmd_qline);
- this->CreateCommand(new cmd_eline);
- this->CreateCommand(new cmd_loadmodule);
- this->CreateCommand(new cmd_unloadmodule);
- this->CreateCommand(new cmd_server);
- this->CreateCommand(new cmd_commands);
+ /* These three are special (can occur without
+ * full user registration) and so are saved
+ * for later use.
+ */
+ command_user = new cmd_user;
+ command_nick = new cmd_nick;
+ command_pass = new cmd_pass;
+ this->CreateCommand(command_user);
+ this->CreateCommand(command_nick);
+ this->CreateCommand(command_pass);
+
+ /* The rest of these arent special. boo hoo.
+ */
+ this->CreateCommand(new cmd_quit);
+ this->CreateCommand(new cmd_version);
+ this->CreateCommand(new cmd_ping);
+ this->CreateCommand(new cmd_pong);
+ this->CreateCommand(new cmd_admin);
+ this->CreateCommand(new cmd_privmsg);
+ this->CreateCommand(new cmd_info);
+ this->CreateCommand(new cmd_time);
+ this->CreateCommand(new cmd_whois);
+ this->CreateCommand(new cmd_wallops);
+ this->CreateCommand(new cmd_notice);
+ this->CreateCommand(new cmd_join);
+ this->CreateCommand(new cmd_names);
+ this->CreateCommand(new cmd_part);
+ this->CreateCommand(new cmd_kick);
+ this->CreateCommand(new cmd_mode);
+ this->CreateCommand(new cmd_topic);
+ this->CreateCommand(new cmd_who);
+ this->CreateCommand(new cmd_motd);
+ this->CreateCommand(new cmd_rules);
+ this->CreateCommand(new cmd_oper);
+ this->CreateCommand(new cmd_list);
+ this->CreateCommand(new cmd_die);
+ this->CreateCommand(new cmd_restart);
+ this->CreateCommand(new cmd_kill);
+ this->CreateCommand(new cmd_rehash);
+ this->CreateCommand(new cmd_lusers);
+ this->CreateCommand(new cmd_stats);
+ this->CreateCommand(new cmd_userhost);
+ this->CreateCommand(new cmd_away);
+ this->CreateCommand(new cmd_ison);
+ this->CreateCommand(new cmd_summon);
+ this->CreateCommand(new cmd_users);
+ this->CreateCommand(new cmd_invite);
+ this->CreateCommand(new cmd_trace);
+ this->CreateCommand(new cmd_whowas);
+ this->CreateCommand(new cmd_connect);
+ this->CreateCommand(new cmd_squit);
+ this->CreateCommand(new cmd_modules);
+ this->CreateCommand(new cmd_links);
+ this->CreateCommand(new cmd_map);
+ this->CreateCommand(new cmd_kline);
+ this->CreateCommand(new cmd_gline);
+ this->CreateCommand(new cmd_zline);
+ this->CreateCommand(new cmd_qline);
+ this->CreateCommand(new cmd_eline);
+ this->CreateCommand(new cmd_loadmodule);
+ this->CreateCommand(new cmd_unloadmodule);
+ this->CreateCommand(new cmd_server);
+ this->CreateCommand(new cmd_commands);
}