/*
* $Id$
- *
- * Display a list of all users currently logged on to the Citadel server.
*/
-#include <ctype.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <limits.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <string.h>
-#include <pwd.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <pthread.h>
-#include <signal.h>
#include "webcit.h"
+typedef struct UserStateStruct {
+ StrBuf *UserName;
+ StrBuf *Room;
+ StrBuf *Host;
+ StrBuf *RealRoom;
+ StrBuf *RealHost;
+ long LastActive;
+ int Session;
+ int Idle;
+ int SessionCount;
+} UserStateStruct;
+
+void DestroyUserStruct(void *vUser)
+{
+ UserStateStruct *User = (UserStateStruct*) vUser;
+ FreeStrBuf(&User->UserName);
+ FreeStrBuf(&User->Room);
+ FreeStrBuf(&User->Host);
+ FreeStrBuf(&User->RealRoom);
+ FreeStrBuf(&User->RealHost);
+ free(User);
+}
+int CompareUserStruct(const void *VUser1, const void *VUser2)
+{
+ const UserStateStruct *User1 = (UserStateStruct*) GetSearchPayload(VUser1);
+ const UserStateStruct *User2 = (UserStateStruct*) GetSearchPayload(VUser2);
+
+ if (User1->Idle != User2->Idle)
+ return User1->Idle > User2->Idle;
+ return strcasecmp(ChrPtr(User1->UserName),
+ ChrPtr(User2->UserName));
+}
+int GetWholistSection(HashList *List, time_t now)
+{
+ StrBuf *Buf, *XBuf;
+ struct wcsession *WCC = WC; /* This is done to make it run faster; WC is a function */
+ UserStateStruct *User, *OldUser;
+ void *VOldUser;
+ size_t BufLen;
+ char buf[SIZ];
+ serv_puts("RWHO");
+ serv_getln(buf, sizeof buf);
+ if (buf[0] == '1') {
+ Buf = NewStrBuf();
+ XBuf = NewStrBuf();
+ while (BufLen = StrBuf_ServGetln(Buf), strcmp(ChrPtr(Buf), "000")) {
+ if (BufLen <= 0)
+ continue;
+ User = (UserStateStruct*) malloc(sizeof(UserStateStruct));
+ User->Session = StrBufExtract_int(Buf, 0, '|');
+
+ StrBufExtract_token(XBuf, Buf, 1, '|');
+ User->UserName = NewStrBufDup(XBuf);
+
+ StrBufExtract_token(XBuf, Buf, 2, '|');
+ User->Room = NewStrBufDup(XBuf);
+
+ StrBufExtract_token(XBuf, Buf, 3, '|');
+ User->Host = NewStrBufDup(XBuf);
+
+ StrBufExtract_token(XBuf, Buf, 9, '|');
+ User->RealRoom = NewStrBufDup(XBuf);
+
+ StrBufExtract_token(XBuf, Buf, 10, '|');
+ User->RealHost = NewStrBufDup(XBuf);
+
+ User->LastActive = StrBufExtract_long(Buf, 5, '|');
+ User->Idle = (now - User->LastActive) > 900L;
+ User->SessionCount = 1;
+
+ if (GetHash(List,
+ ChrPtr(User->UserName),
+ StrLength(User->UserName),
+ &VOldUser)) {
+ OldUser = VOldUser;
+ OldUser->SessionCount++;
+ if (!User->Idle) {
+ if (User->Session == WCC->ctdl_pid)
+ OldUser->Session = User->Session;
+
+ OldUser->Idle = User->Idle;
+ OldUser->LastActive = User->LastActive;
+ }
+ DestroyUserStruct(User);
+ }
+ else
+ Put(List,
+ ChrPtr(User->UserName),
+ StrLength(User->UserName),
+ User, DestroyUserStruct);
+ }
+ SortByPayload(List, CompareUserStruct);
+
+ FreeStrBuf(&XBuf);
+ FreeStrBuf(&Buf);
+ return 1;
+ }
+ else
+ return 0;
+}
/*
- * who is on?
- */
-void whobbs(void)
-{
- char buf[SIZ], user[SIZ], room[SIZ], host[SIZ],
- realroom[SIZ], realhost[SIZ];
- int sess;
- time_t last_activity;
+ * Display inner div of Wholist
+ * /
+void who_inner_div(void) {
+ UserStateStruct *User;
+ void *VUser;
+ char buf[SIZ];
+ struct wcsession *WCC = WC;
+ HashList *List;
+ HashPos *it;
+ const char *UserName;
+ long len;
time_t now;
int bg = 0;
-
- output_headers(1, 1, 2, 0, 1, 0, 0);
-
- wprintf("<script type=\"text/javascript\">\n"
- "function ConfirmKill() { \n"
- "return confirm('Do you really want to kill this session?');\n"
- "}\n"
- "</script>\n"
- );
-
- wprintf("<div id=\"banner\">\n");
- wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>");
- wprintf("<IMG SRC=\"/static/usermanag_48x.gif\" ALT=\" \" ALIGN=MIDDLE>");
- wprintf("<SPAN CLASS=\"titlebar\"> Users currently on ");
- escputs(serv_info.serv_humannode);
- wprintf("</SPAN></TD><TD ALIGN=RIGHT>");
- offer_start_page();
- wprintf("</TD></TR></TABLE>\n");
- wprintf("</div>\n"
- "<div id=\"content\">\n");
-
- wprintf("<div id=\"fix_scrollbar_bug\">"
- "<table border=0 cellspacing=0 width=100%% bgcolor=\"#FFFFFF\">"
+ wprintf("<table class=\"altern\">"
"<tr>\n");
- wprintf("<TH COLSPAN=3> </TH>\n");
- wprintf("<TH>User Name</TH>\n");
- wprintf("<TH>Room</TH>");
- wprintf("<TH>From host</TH>\n</TR>\n");
+ wprintf("<th class=\"edit_col\"> </th>\n");
+ wprintf("<th colspan=\"2\"> </th>\n");
+ wprintf("<th>%s</th>\n", _("User name"));
+ wprintf("<th>%s</th>", _("Room"));
+ wprintf("<th class=\"host_col\">%s</th>\n</tr>\n", _("From host"));
serv_puts("TIME");
serv_getln(buf, sizeof buf);
+
if (buf[0] == '2') {
now = extract_long(&buf[4], 0);
}
now = time(NULL);
}
- serv_puts("RWHO");
- serv_getln(buf, sizeof buf);
- if (buf[0] == '1') {
- while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
- sess = extract_int(buf, 0);
- extract_token(user, buf, 1, '|', sizeof user);
- extract_token(room, buf, 2, '|', sizeof room);
- extract_token(host, buf, 3, '|', sizeof host);
- extract_token(realroom, buf, 9, '|', sizeof realroom);
- extract_token(realhost, buf, 10, '|', sizeof realhost);
- last_activity = extract_long(buf, 5);
+ List = NewHash(1, NULL);
+ if (GetWholistSection(List, now)) {
+ it = GetNewHashPos();
+ while (GetNextHashPos(List, it, &len, &UserName, &VUser)) {
+ User = VUser;
bg = 1 - bg;
- wprintf("<TR BGCOLOR=\"#%s\">",
- (bg ? "DDDDDD" : "FFFFFF")
+ wprintf("<tr class=\"%s\">",
+ (bg ? "even" : "odd")
);
- wprintf("<td>");
- if ((WC->is_aide) &&
- (sess != WC->ctdl_pid)) {
- wprintf(" <A HREF=\"/terminate_session&which_session=%d&session_owner=", sess);
- urlescputs(user);
- wprintf("\" onClick=\"return ConfirmKill();\" "
- ">[kill]</A>");
+ wprintf("<td class=\"edit_col\">");
+ if ((WCC->is_aide) &&
+ (User->Session != WCC->ctdl_pid)) {
+ wprintf(" <a href=\"terminate_session?which_session=%d", User->Session);
+ wprintf("\" onClick=\"return ConfirmKill();\">%s</a>", _("(kill)"));
}
- if (sess == WC->ctdl_pid) {
- wprintf(" <A HREF=\"/edit_me\" "
- ">[edit]</A>");
+ if (User->Session == WCC->ctdl_pid) {
+ wprintf(" <a href=\"edit_me\">%s</a>", _("(edit)"));
}
- wprintf("</TD>");
+ wprintf("</td>");
- /* (link to page this user) */
- wprintf("<TD><A HREF=\"/display_page&recp=");
- urlescputs(user);
+ / * (link to page this user) * /
+ wprintf("<td width=\"5%%\"><a href=\"display_page?recp=");
+ UrlescPutStrBuf(User->UserName);
wprintf("\">"
- "<IMG ALIGN=MIDDLE WIDTH=20 HEIGHT=15 "
- "SRC=\"/static/page.gif\" "
- "ALT=\"(p)\""
- " BORDER=0></A> ");
- wprintf("</TD>");
-
- /* (idle flag) */
- wprintf("<TD>");
- if ((now - last_activity) > 900L) {
- wprintf(" "
- "<IMG ALIGN=MIDDLE "
- "SRC=\"/static/idle.gif\" "
- "ALT=\"[idle]\" BORDER=0>");
+ "<img align=\"middle\" "
+ "src=\"static/citadelchat_24x.gif\" "
+ "alt=\"(p)\""
+ " border=\"0\" /></a> ");
+ wprintf("</td>");
+
+ / * (idle flag) * /
+ wprintf("<td width=\"5%%\">");
+ if (User->Idle) {
+ wprintf(" "
+ "<img align=\"middle\" "
+ "src=\"static/inactiveuser_24x.gif\" "
+ "alt=\"(%s %ld %s)\" border=\"0\" />",
+ _("idle since"),
+ (now - User->LastActive) / 60,
+ _("Minutes")
+ );
+
}
- wprintf("</TD>\n\t<TD>");
-
-
+ else {
+ wprintf(" "
+ "<img align=\"middle\" "
+ "src=\"static/activeuser_24x.gif\" "
+ "alt=\"(active)\" border=\"0\" />");
+ }
+ wprintf("</td>\n<td>");
- /* username (link to user bio/photo page) */
- wprintf("<A HREF=\"/showuser&who=");
- urlescputs(user);
+ / * username (link to user bio/photo page) * /
+ wprintf("<a href=\"showuser?who=");
+ UrlescPutStrBuf(User->UserName);
wprintf("\">");
- escputs(user);
- wprintf("</A>");
-
- /* room */
- wprintf("</TD>\n\t<TD>");
- escputs(room);
- if (strlen(realroom) > 0) {
- wprintf("<br /><I>");
- escputs(realroom);
- wprintf("</I>");
+ StrEscPuts(User->UserName);
+ if (User->SessionCount > 1)
+ wprintf(" [%d] ", User->SessionCount);
+ wprintf("</a>");
+
+ / * room * /
+ wprintf("</td>\n\t<td>");
+ StrEscPuts(User->Room);
+ if (StrLength(User->RealRoom) > 0) {
+ wprintf("<br /><i>");
+ StrEscPuts(User->RealRoom);
+ wprintf("</i>");
}
- wprintf("</TD>\n\t<TD>");
-
- /* hostname */
- escputs(host);
- if (strlen(realhost) > 0) {
- wprintf("<br /><I>");
- escputs(realhost);
- wprintf("</I>");
+ wprintf("</td>\n\t<td class=\"host_col\">");
+
+ / * hostname * /
+ StrEscPuts(User->Host);
+ if (StrLength(User->RealHost) > 0) {
+ wprintf("<br /><i>");
+ StrEscPuts(User->RealHost);
+ wprintf("</i>");
}
- wprintf("</TD>\n</TR>");
+ wprintf("</td>\n</tr>");
}
+ DeleteHashPos(&it);
}
- wprintf("</TABLE></div>\n"
- "<div align=center>"
- "Click on a name to read user info. Click on "
- "<IMG ALIGN=MIDDLE SRC=\"/static/page.gif\" ALT=\"(p)\" "
- "BORDER=0> to send an instant message to that user.</div>\n");
- wDumpContent(1);
+ wprintf("</table>");
+ DeleteHash(&List);
}
+*/
+
+
+/*
+ * Display a list of users currently logged in to the system
+ * /
+void who(void)
+{
+ char title[256];
+
+ output_headers(1, 1, 2, 0, 0, 0);
+ wprintf("<script type=\"text/javascript\">\n"
+ "function ConfirmKill() { \n"
+ "return confirm('%s');\n"
+ "}\n"
+ "</script>\n", _("Do you really want to kill this session?")
+ );
+ wprintf("<div id=\"banner\">\n");
+ wprintf("<div class=\"room_banner\">");
+ wprintf("<img src=\"static/usermanag_48x.gif\">");
+ wprintf("<h1>");
+ snprintf(title, sizeof title, _("Users currently on %s"), serv_info.serv_humannode);
+ escputs(title);
+ wprintf("</h1></div>");
+ wprintf("<ul class=\"room_actions\">\n");
+ wprintf("<li class=\"start_page\">");
+ offer_start_page();
+ wprintf("</li></ul>");
+ wprintf("</div>");
+
+ wprintf("<div id=\"content\" class=\"fix_scrollbar_bug who_is_online\">\n");
+ wprintf("<div class=\"box\">");
+ wprintf("<div class=\"boxlabel\">");
+ snprintf(title, sizeof title, _("Users currently on %s"), serv_info.serv_humannode);
+ escputs(title);
+ wprintf("</div>");
+ wprintf("<div class=\"boxcontent\">");
+ wprintf("<div id=\"who_inner\" >");
+ who_inner_div();
+ wprintf("</div>");
+
+ wprintf("<div class=\"instructions\">");
+ wprintf(_("Click on a name to read user info. Click on %s "
+ "to send an instant message to that user."),
+ "<img align=\"middle\" src=\"static/citadelchat_16x.gif\" alt=\"(p)\" border=\"0\">"
+ );
+ wprintf("</div></div>\n");
+
+ / *
+ * JavaScript to make the ajax refresh happen:
+ * See http://www.sergiopereira.com/articles/prototype.js.html for info on Ajax.PeriodicalUpdater
+ * It wants: 1. The div being updated
+ * 2. The URL of the update source
+ * 3. Other flags (such as the HTTP method and the refresh frequency)
+ * /
+ wprintf(
+ "<script type=\"text/javascript\"> "
+ " new Ajax.PeriodicalUpdater('who_inner', 'who_inner_html', "
+ " { method: 'get', frequency: 30 } ); "
+ "</script> \n"
+ );
+ wDumpContent(1);
+}
+*/
+
+/*
+ * end session
+ */
void terminate_session(void)
{
char buf[SIZ];
serv_printf("TERM %s", bstr("which_session"));
serv_getln(buf, sizeof buf);
- whobbs();
+ ///who();
+ url_do_template();
}
{
char buf[SIZ];
- if (!strcasecmp(bstr("sc"), "Change room name")) {
+ if (havebstr("change_room_name_button")) {
serv_printf("RCHG %s", bstr("fake_roomname"));
serv_getln(buf, sizeof buf);
- http_redirect("/whobbs");
- } else if (!strcasecmp(bstr("sc"), "Change host name")) {
+ http_redirect("who");
+ } else if (havebstr("change_host_name_button")) {
serv_printf("HCHG %s", bstr("fake_hostname"));
serv_getln(buf, sizeof buf);
- http_redirect("/whobbs");
- } else if (!strcasecmp(bstr("sc"), "Change user name")) {
+ http_redirect("who");
+ } else if (havebstr("change_user_name_button")) {
serv_printf("UCHG %s", bstr("fake_username"));
serv_getln(buf, sizeof buf);
- http_redirect("/whobbs");
- } else if (!strcasecmp(bstr("sc"), "Cancel")) {
- http_redirect("/whobbs");
+ http_redirect("who");
+ } else if (havebstr("cancel_button")) {
+ http_redirect("who");
} else {
-
- output_headers(1, 1, 0, 0, 0, 0, 0);
+ output_headers(1, 1, 0, 0, 0, 0);
wprintf("<div id=\"banner\">\n");
- wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>");
- wprintf("<SPAN CLASS=\"titlebar\">");
- wprintf("Edit your session display");
- wprintf("</SPAN></TD></TR></TABLE>\n");
+ wprintf("<table class=\"who_banner\"><tr><td>");
+ wprintf("<span class=\"titlebar\">");
+ wprintf(_("Edit your session display"));
+ wprintf("</span></td></tr></table>\n");
wprintf("</div>\n<div id=\"content\">\n");
- wprintf("This screen allows you to change the way your\n");
- wprintf("session appears in the 'Who is online' listing.\n");
- wprintf("To turn off any 'fake' name you've previously\n");
- wprintf("set, simply click the appropriate 'change' button\n");
- wprintf("without typing anything in the corresponding box.\n");
+ wprintf(_("This screen allows you to change the way your "
+ "session appears in the 'Who is online' listing. "
+ "To turn off any 'fake' name you've previously "
+ "set, simply click the appropriate 'change' button "
+ "without typing anything in the corresponding box. "));
wprintf("<br />\n");
- wprintf("<FORM METHOD=\"POST\" ACTION=\"/edit_me\">\n");
+ wprintf("<form method=\"POST\" action=\"edit_me\">\n");
+ wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
+
+ wprintf("<table border=0 width=100%%>\n");
+
+ wprintf("<tr><td><b>");
+ wprintf(_("Room name:"));
+ wprintf("</b></td>\n<td>");
+ wprintf("<input type=\"text\" name=\"fake_roomname\" maxlength=\"64\">\n");
+ wprintf("</td>\n<td align=center>");
+ wprintf("<input type=\"submit\" name=\"change_room_name_button\" value=\"%s\">",
+ _("Change room name"));
+ wprintf("</td>\n</tr>\n");
+
+ wprintf("<tr><td><b>");
+ wprintf(_("Host name:"));
+ wprintf("</b></td><td>");
+ wprintf("<input type=\"text\" name=\"fake_hostname\" maxlength=\"64\">\n");
+ wprintf("</td>\n<td align=center>");
+ wprintf("<input type=\"submit\" name=\"change_host_name_button\" value=\"%s\">",
+ _("Change host name"));
+ wprintf("</td>\n</tr>\n");
- wprintf("<TABLE border=0 width=100%%>\n");
+ if (WC->is_aide) {
+ wprintf("<tr><td><b>");
+ wprintf(_("User name:"));
+ wprintf("</b></td><td>");
+ wprintf("<input type=\"text\" name=\"fake_username\" maxlength=\"64\">\n");
+ wprintf("</td>\n<td align=center>");
+ wprintf("<input type=\"submit\" name \"change_user_name_button\" value=\"%s\">",
+ _("Change user name"));
+ wprintf("</td>\n</tr>\n");
+ }
+ wprintf("<tr><td> </td><td> </td><td align=center>");
+ wprintf("<input type=\"submit\" name=\"cancel_button\" value=\"%s\">",
+ _("Cancel"));
+ wprintf("</td></tr></table>\n");
+ wprintf("</form></center>\n");
+ wDumpContent(1);
+ }
+}
- wprintf("<TR><TD><B>Room name:</B></TD>\n<TD>");
- wprintf("<INPUT TYPE=\"text\" NAME=\"fake_roomname\" MAXLENGTH=\"64\">\n");
- wprintf("</TD>\n<TD ALIGN=center>");
- wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change room name\">");
- wprintf("</TD>\n</TR>\n");
+/*
+ * Wholist section
+ * /
+void wholist_section(void) {
+ UserStateStruct *User;
+ void *VUser;
+ HashList *List;
+ HashPos *it;
+ const char *UserName;
+ long len;
+ char buf[SIZ];
+ time_t now;
- wprintf("<TR><TD><B>Host name:</B></TD><TD>");
- wprintf("<INPUT TYPE=\"text\" NAME=\"fake_hostname\" MAXLENGTH=\"64\">\n");
- wprintf("</TD>\n<TD ALIGN=center>");
- wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change host name\">");
- wprintf("</TD>\n</TR>\n");
+ serv_puts("TIME");
+ serv_getln(buf, sizeof buf);
+ if (buf[0] == '2') {
+ now = extract_long(&buf[4], 0);
+ }
+ else {
+ now = time(NULL);
+ }
- if (WC->is_aide) {
- wprintf("<TR><TD><B>User name:</B></TD><TD>");
- wprintf("<INPUT TYPE=\"text\" NAME=\"fake_username\" MAXLENGTH=\"64\">\n");
- wprintf("</TD>\n<TD ALIGN=center>");
- wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Change user name\">");
- wprintf("</TD>\n</TR>\n");
+ List = NewHash(1, NULL);
+
+ if (GetWholistSection(List, now)) {
+ SortByPayload(List, CompareUserStruct);
+ it = GetNewHashPos();
+ while (GetNextHashPos(List, it, &len, &UserName, &VUser)) {
+ User = VUser;
+ if (strcmp(ChrPtr(User->UserName), NLI)) {
+ wprintf("<li class=\"");
+ if (User->Idle) {
+ wprintf("inactiveuser");
+ }
+ else {
+ wprintf("activeuser");
+ }
+ wprintf("\"><a href=\"showuser?who=");
+ UrlescPutStrBuf(User->UserName);
+ wprintf("\">");
+ StrEscPuts(User->UserName);
+ wprintf("</a></li>");
+ }
}
- wprintf("<TR><TD> </TD><TD> </TD><TD ALIGN=center>");
- wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\">");
- wprintf("</TD></TR></TABLE>\n");
+ DeleteHashPos(&it);
+ }
+ DeleteHash(&List);
+}
+*/
- wprintf("</FORM></CENTER>\n");
- wDumpContent(1);
+void _terminate_session(void) {
+ slrp_highest();
+ terminate_session();
+}
+
+HashList *GetWholistHash(WCTemplateToken *Token)
+{
+ HashList *List;
+ char buf[SIZ];
+ time_t now;
+
+ serv_puts("TIME");
+ serv_getln(buf, sizeof buf);
+ if (buf[0] == '2') {
+ now = extract_long(&buf[4], 0);
+ }
+ else {
+ now = time(NULL);
}
+
+ List = NewHash(1, NULL);
+ GetWholistSection(List, now);
+ return List;
+}
+
+void WholistSubst(StrBuf *TemplBuffer, void *vContext, WCTemplateToken *Token)
+{
+ UserStateStruct *User = (UserStateStruct*) vContext;
+
+ SVPutBuf("WHO:NAME", User->UserName, 1);
+ SVPutBuf("WHO:ROOM", User->Room, 1);
+ SVPutBuf("WHO:HOST", User->Host, 1);
+ SVPutBuf("WHO:REALROOM", User->RealRoom, 1);
+ SVPutBuf("WHO:REALHOST", User->RealHost, 1);
+ svputlong("WHO:LASTACTIVE", User->LastActive);
+ ///svputlong("WHO:IDLESINCE",(now - User->LastActive) / 60);//// todo
+ svputlong("WHO:SESSION", User->Session);
+ svputlong("WHO:IDLE", User->Idle);
+ svputlong("WHO:NSESSIONS", User->SessionCount);
+ svputlong("WHO:ISME", (User->Session == WC->ctdl_pid));
+}
+
+void DeleteWholistHash(HashList **KillMe)
+{
+ DeleteHash(KillMe);
+}
+
+void
+InitModule_WHO
+(void)
+{
+/// WebcitAddUrlHandler(HKEY("who"), who, 0);
+// WebcitAddUrlHandler(HKEY("who_inner_html"), who_inner_div, AJAX);
+// WebcitAddUrlHandler(HKEY("wholist_section"), wholist_section, AJAX);
+ WebcitAddUrlHandler(HKEY("terminate_session"), _terminate_session, 0);
+ WebcitAddUrlHandler(HKEY("edit_me"), edit_me, 0);
+
+ RegisterIterator("WHOLIST", 0, NULL, GetWholistHash, WholistSubst, DeleteWholistHash, CTX_WHO);
}