indent -kr -i8 -brf -bbb -fnc -l132 -nce on all of webcit-classic
[citadel.git] / webcit / wiki.c
index c72dbf656a726508f00c3f87d0b3893b1d33933e..c4b5736ccdef3aae5b26762ce91b61ebdb0fecf9 100644 (file)
@@ -1,7 +1,8 @@
+
 /*
  * Functions pertaining to rooms with a wiki view
  *
- * Copyright (c) 2009-2012 by the citadel.org team
+ * Copyright (c) 2009-2021 by the citadel.org team
  *
  * This program is open source software.  You can redistribute it and/or
  * modify it under the terms of the GNU General Public License, version 3.
 /* 
  * Convert a string to something suitable as a wiki index
  */
-void str_wiki_index(char *s)
-{
-       int i;
-
-       if (s == NULL) return;
-
-       /* First remove all non-alphanumeric characters */
-       for (i=0; i<strlen(s); ++i) {
-               if (!isalnum(s[i])) {
-                       strcpy(&s[i], &s[i+1]);
-               }
-       }
-
-       /* Then make everything lower case */
-       for (i=0; i<strlen(s); ++i) {
-               s[i] = tolower(s[i]);
-       }
+void str_wiki_index(StrBuf * s) {
+       StrBufSanitizeAscii(s, '_');
+       StrBufLowerCase(s);
 }
 
 /*
@@ -43,26 +30,25 @@ void str_wiki_index(char *s)
  * "rev" may be set to an empty string to display the current version.
  * "do_revert" may be set to nonzero to perform a reversion to the specified version.
  */
-void display_wiki_page_backend(char *pagename, char *rev, int do_revert)
-{
+void display_wiki_page_backend(StrBuf * pagename, char *rev, int do_revert) {
        const StrBuf *Mime;
        long msgnum = (-1L);
        char buf[256];
 
        if (WC->CurRoom.view != VIEW_WIKI) {
-               wc_printf(_("'%s' is not a Wiki room."), ChrPtr(WC->CurRoom.name) );
+               wc_printf(_("'%s' is not a Wiki room."), ChrPtr(WC->CurRoom.name));
                return;
        }
 
-       if (IsEmptyStr(pagename)) {
-               strcpy(pagename, "home");
+       if (StrLength(pagename) == 0) {
+               StrBufPlain(pagename, HKEY("home"));
        }
 
        str_wiki_index(pagename);       /* convert index name to lowercase and numeric only */
 
        if ((rev != NULL) && (strlen(rev) > 0)) {
                /* read an older revision */
-               serv_printf("WIKI rev|%s|%s|%s", pagename, rev, (do_revert ? "revert" : "fetch") );
+               serv_printf("WIKI rev|%s|%s|%s", ChrPtr(pagename), rev, (do_revert ? "revert" : "fetch"));
                serv_getln(buf, sizeof buf);
                if (buf[0] == '2') {
                        msgnum = extract_long(&buf[4], 0);
@@ -70,40 +56,28 @@ void display_wiki_page_backend(char *pagename, char *rev, int do_revert)
        }
        else {
                /* read the current revision */
-               msgnum = locate_message_by_uid(pagename);
+               msgnum = locate_message_by_uid(ChrPtr(pagename));
        }
 
        if (msgnum >= 0L) {
-               read_message(WC->WBuf, HKEY("view_message"), msgnum, NULL, &Mime);
+               read_message(WC->WBuf, HKEY("view_message"), msgnum, NULL, &Mime, NULL);
                return;
        }
-
-       wc_printf("<br><br>"
-               "<div align=\"center\">"
-               "<table border=\"0\" bgcolor=\"#ffffff\" cellpadding=\"10\">"
-               "<tr><td align=\"center\">"
-       );
-       wc_printf("<br><b>");
-       wc_printf(_("There is no page called '%s' here."), pagename);
-       wc_printf("</b><br><br>");
-       wc_printf(_("Select the 'Edit this page' link in the room banner "
-               "if you would like to create this page."));
-       wc_printf("<br><br>");
-       wc_printf("</td></tr></table></div>\n");
+       putbstr("pagename", pagename);
+       do_template("wiki_empty");
 }
 
 
 /*
  * Display a specific page from a wiki room
  */
-void display_wiki_page(void)
-{
-       char pagename[128];
+void display_wiki_page(void) {
+       StrBuf *pagename;
        char rev[128];
        int do_revert = 0;
 
        output_headers(1, 1, 1, 0, 0, 0);
-       safestrncpy(pagename, bstr("page"), sizeof pagename);
+       pagename = NewStrBufDup(sbstr("page"));
        str_wiki_index(pagename);
        safestrncpy(rev, bstr("rev"), sizeof rev);
        do_revert = atoi(bstr("revert"));
@@ -115,16 +89,15 @@ void display_wiki_page(void)
 /*
  * Display the revision history for a wiki page (template callback)
  */
-void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
-{
-       char pagename[128];
+void tmplput_display_wiki_history(StrBuf * Target, WCTemplputParams * TP) {
+       StrBuf *pagename;
        StrBuf *Buf;
        int row = 0;
 
-       safestrncpy(pagename, bstr("page"), sizeof pagename);
+       pagename = NewStrBufDup(sbstr("page"));
        str_wiki_index(pagename);
 
-       serv_printf("WIKI history|%s", pagename);
+       serv_printf("WIKI history|%s", ChrPtr(pagename));
        Buf = NewStrBuf();
        StrBuf_ServGetln(Buf);
        if (GetServerStatus(Buf, NULL) == 1) {
@@ -140,46 +113,38 @@ void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
                wc_printf("<th>%s</th>", _("Date"));
                wc_printf("<th>%s</th>", _("Author"));
 
-               while((StrBuf_ServGetln(Buf) >= 0) &&  strcmp(ChrPtr(Buf), "000")) {
+               while ((StrBuf_ServGetln(Buf) >= 0) && strcmp(ChrPtr(Buf), "000")) {
 
                        rev_date = extract_long(ChrPtr(Buf), 1);
                        webcit_fmt_date(rev_date_displayed, sizeof rev_date_displayed, rev_date, DATEFMT_FULL);
                        StrBufExtract_token(author, Buf, 2, '|');
 
-                       wc_printf("<tr bgcolor=\"%s\">", ((row%2) ? "#FFFFFF" : "#DDDDDD"));
+                       wc_printf("<tr bgcolor=\"%s\">", ((row % 2) ? "#FFFFFF" : "#DDDDDD"));
                        wc_printf("<td>%s</td><td>", rev_date_displayed);
-                       if (!strcasecmp(ChrPtr(node), (char *)WC->serv_info->serv_nodename)) {
-                               escputs(ChrPtr(author));
-                               wc_printf(" @ ");
-                               escputs(ChrPtr(node));
-                       }
-                       else {
-                               wc_printf("<a href=\"showuser?who=");
-                               urlescputs(ChrPtr(author));
-                               wc_printf("\">");
-                               escputs(ChrPtr(author));
-                               wc_printf("</a>");
-                       }
-                       wc_printf("</td>");
+                       wc_printf("<a href=\"showuser?who=");
+                       urlescputs(ChrPtr(author));
+                       wc_printf("\">");
+                       escputs(ChrPtr(author));
+                       wc_printf("</a></td>");
 
                        if (row == 0) {
                                wc_printf("<td><a href=\"wiki?page=%s", bstr("page"));
-                               wc_printf("?go="); urlescputs(ChrPtr(WC->CurRoom.name));
+                               wc_printf("?go=");
+                               urlescputs(ChrPtr(WC->CurRoom.name));
                                wc_printf("\">%s</a></td>", _("(show)"));
                                wc_printf("<td>(%s)</td>", _("Current version"));
                        }
 
                        else {
-                               wc_printf("<td><a href=\"wiki?page=%s?rev=%s\">%s</a></td>",
-                                       bstr("page"),
-                                       ChrPtr(rev_uuid),
-                                       _("(show)")
-                               );
-                               wc_printf("<td><a href=\"javascript:GetLoggedInFirst(encodeURIComponent('wiki?page=%s?rev=%s?revert=1'))\">%s</a></td>",
-                                       bstr("page"),
-                                       ChrPtr(rev_uuid),
-                                       _("(revert)")
-                               );
+                               wc_printf("<td><a href=\"wiki?page=%s?rev=%s", bstr("page"), ChrPtr(rev_uuid)
+                                   );
+                               wc_printf("?go=");
+                               urlescputs(ChrPtr(WC->CurRoom.name));
+                               wc_printf("\">%s</a></td>", _("(show)"));
+                               wc_printf
+                                   ("<td><a href=\"javascript:GetLoggedInFirst(encodeURIComponent('wiki?page=%s?rev=%s?revert=1'))\">%s</a></td>",
+                                    bstr("page"), ChrPtr(rev_uuid), _("(revert)")
+                                   );
                        }
                        wc_printf("</tr>\n");
 
@@ -211,8 +176,7 @@ void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
 /*
  * Display the revision history for a wiki page
  */
-void display_wiki_history(void)
-{
+void display_wiki_history(void) {
        output_headers(1, 1, 1, 0, 0, 0);
        do_template("wiki_history");
        wDumpContent(1);
@@ -222,8 +186,7 @@ void display_wiki_history(void)
 /*
  * Display a list of all pages in a Wiki room (template callback)
  */
-void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
-{
+void tmplput_display_wiki_pagelist(StrBuf * Target, WCTemplputParams * TP) {
        StrBuf *Buf;
        int row = 0;
 
@@ -231,7 +194,7 @@ void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
                serv_printf("MSGS SEARCH|%s||4", bstr("query"));        /* search-reduced list */
        }
        else {
-               serv_printf("MSGS ALL|||4");                            /* full list */
+               serv_printf("MSGS ALL|||4");    /* full list */
        }
 
        Buf = NewStrBuf();
@@ -242,11 +205,11 @@ void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
                wc_printf("<table class=\"wiki_pagelist_background\">");
                wc_printf("<th>%s</th>", _("Page title"));
 
-               while((StrBuf_ServGetln(Buf) >= 0) && strcmp(ChrPtr(Buf), "000")) {
+               while ((StrBuf_ServGetln(Buf) >= 0) && strcmp(ChrPtr(Buf), "000")) {
                        StrBufExtract_token(pagetitle, Buf, 1, '|');
 
-                       if (!bmstrcasestr((char *)ChrPtr(pagetitle), "_HISTORY_")) {    /* no history pages */
-                               wc_printf("<tr bgcolor=\"%s\">", ((row%2) ? "#FFFFFF" : "#DDDDDD"));
+                       if (!bmstrcasestr((char *) ChrPtr(pagetitle), "_HISTORY_")) {   /* no history pages */
+                               wc_printf("<tr bgcolor=\"%s\">", ((row % 2) ? "#FFFFFF" : "#DDDDDD"));
                                wc_printf("<td><a href=\"wiki?page=");
                                urlescputs(ChrPtr(pagetitle));
                                wc_printf("\">");
@@ -267,26 +230,23 @@ void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
 /*
  * Display a list of all pages in a Wiki room.  Search requests in a Wiki room also go here.
  */
-void display_wiki_pagelist(void)
-{
+void display_wiki_pagelist(void) {
        output_headers(1, 1, 1, 0, 0, 0);
        do_template("wiki_pagelist");
        wDumpContent(1);
 }
 
 
-int wiki_Cleanup(void **ViewSpecific)
-{
-       char pagename[5];
-       safestrncpy(pagename, "home", sizeof pagename);
+int wiki_Cleanup(void **ViewSpecific) {
+       StrBuf *pagename;
+       pagename = NewStrBufDup(sbstr("page"));
        display_wiki_page_backend(pagename, "", 0);
        wDumpContent(1);
        return 0;
 }
 
 
-int ConditionalHaveWikiPage(StrBuf *Target, WCTemplputParams *TP)
-{
+int ConditionalHaveWikiPage(StrBuf * Target, WCTemplputParams * TP) {
        const char *page;
        const char *pch;
        long len;
@@ -297,60 +257,40 @@ int ConditionalHaveWikiPage(StrBuf *Target, WCTemplputParams *TP)
 }
 
 
-int ConditionalHavewikiType(StrBuf *Target, WCTemplputParams *TP)
-{
-       wcsession *WCC = WC;
+int ConditionalHavewikiType(StrBuf * Target, WCTemplputParams * TP) {
        const char *pch;
        long len;
 
        GetTemplateTokenString(Target, TP, 2, &pch, &len);
-       return bmstrcasestr((char *)ChrPtr(WCC->Hdr->HR.ReqLine), pch) != NULL;
+       return bmstrcasestr((char *) ChrPtr(WC->Hdr->HR.ReqLine), pch) != NULL;
 }
 
 
-int wiki_PrintHeaderPage(SharedMessageStatus *Stat, void **ViewSpecific)
-{
+int wiki_PrintHeaderPage(SharedMessageStatus * Stat, void **ViewSpecific) {
        /* this function was intentionaly left empty. */
        return 0;
 }
 
-int wiki_GetParamsGetServerCall(SharedMessageStatus *Stat, 
-                               void **ViewSpecific, 
-                               long oper, 
-                               char *cmd, 
-                               long len,
-                               char *filter,
-                               long flen)
-{
+int wiki_GetParamsGetServerCall(SharedMessageStatus * Stat,
+                               void **ViewSpecific, long oper, char *cmd, long len, char *filter, long flen) {
        if (oper == do_search)
                display_wiki_pagelist();
-       else 
+       else
                http_redirect("wiki?page=home");
 
        return 300;
 }
 
 
-void 
-InitModule_WIKI
-(void)
-{
-       RegisterReadLoopHandlerset(
-               VIEW_WIKI,
-               wiki_GetParamsGetServerCall,
-               wiki_PrintHeaderPage,
-               NULL,
-               NULL,
-               NULL,
-               NULL,
-               wiki_Cleanup
-       );
+void InitModule_WIKI(void) {
+       RegisterReadLoopHandlerset(VIEW_WIKI,
+                                  wiki_GetParamsGetServerCall, wiki_PrintHeaderPage, NULL, NULL, NULL, NULL, wiki_Cleanup, NULL);
 
        WebcitAddUrlHandler(HKEY("wiki"), "", 0, display_wiki_page, 0);
        WebcitAddUrlHandler(HKEY("wiki_history"), "", 0, display_wiki_history, 0);
        WebcitAddUrlHandler(HKEY("wiki_pagelist"), "", 0, display_wiki_pagelist, 0);
        RegisterNamespace("WIKI:DISPLAYHISTORY", 0, 0, tmplput_display_wiki_history, NULL, CTX_NONE);
        RegisterNamespace("WIKI:DISPLAYPAGELIST", 0, 0, tmplput_display_wiki_pagelist, NULL, CTX_NONE);
-       RegisterConditional(HKEY("COND:WIKI:PAGE"), 1, ConditionalHaveWikiPage, CTX_NONE);
-       RegisterConditional(HKEY("COND:WIKI:TYPE"), 1, ConditionalHavewikiType, CTX_NONE);
+       RegisterConditional("COND:WIKI:PAGE", 1, ConditionalHaveWikiPage, CTX_NONE);
+       RegisterConditional("COND:WIKI:TYPE", 1, ConditionalHavewikiType, CTX_NONE);
 }