more 'go=' links in wiki
[citadel.git] / webcit / wiki.c
index b8701d1084d097578ab74175320bdd4184e9e857..47af67ec4170f276b06deb8cb6c30d14694c1c3b 100644 (file)
@@ -1,11 +1,19 @@
 /*
- * $Id$
- *
  * Functions pertaining to rooms with a wiki view
+ *
+ * Copyright (c) 2009-2012 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
  */
 
 #include "webcit.h"
-#include "groupdav.h"
+#include "dav.h"
 
 /* 
  * Convert a string to something suitable as a wiki index
@@ -35,31 +43,14 @@ 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(const StrBuf *roomname, char *pagename, char *rev, int do_revert)
+void display_wiki_page_backend(char *pagename, char *rev, int do_revert)
 {
        const StrBuf *Mime;
        long msgnum = (-1L);
        char buf[256];
 
-       str_wiki_index(pagename);
-
-       if (StrLength(roomname) > 0) {
-
-               /* If we're not in the correct room, try going there. */
-               if (strcasecmp(ChrPtr(roomname), ChrPtr(WC->CurRoom.name))) {
-                       gotoroom(roomname);
-               }
-       
-               /* If we're still not in the correct room, it doesn't exist. */
-               if (strcasecmp(ChrPtr(roomname), ChrPtr(WC->CurRoom.name))) {
-                       wc_printf(_("There is no room called '%s'."), ChrPtr(roomname));
-                       return;
-               }
-
-       }
-
        if (WC->CurRoom.view != VIEW_WIKI) {
-               wc_printf(_("'%s' is not a Wiki room."), ChrPtr(roomname));
+               wc_printf(_("'%s' is not a Wiki room."), ChrPtr(WC->CurRoom.name) );
                return;
        }
 
@@ -67,7 +58,7 @@ void display_wiki_page_backend(const StrBuf *roomname, char *pagename, char *rev
                strcpy(pagename, "home");
        }
 
-       /* Found it!  Now read it. */
+       str_wiki_index(pagename);       /* convert index name to lowercase and numeric only */
 
        if ((rev != NULL) && (strlen(rev) > 0)) {
                /* read an older revision */
@@ -78,7 +69,7 @@ void display_wiki_page_backend(const StrBuf *roomname, char *pagename, char *rev
                }
        }
        else {
-               /* read the current revision? */
+               /* read the current revision */
                msgnum = locate_message_by_uid(pagename);
        }
 
@@ -87,7 +78,7 @@ void display_wiki_page_backend(const StrBuf *roomname, char *pagename, char *rev
                return;
        }
 
-       wc_printf("<br /><br />"
+       wc_printf("<br><br>"
                "<div align=\"center\">"
                "<table border=\"0\" bgcolor=\"#ffffff\" cellpadding=\"10\">"
                "<tr><td align=\"center\">"
@@ -107,17 +98,16 @@ void display_wiki_page_backend(const StrBuf *roomname, char *pagename, char *rev
  */
 void display_wiki_page(void)
 {
-       const StrBuf *roomname;
        char pagename[128];
        char rev[128];
        int do_revert = 0;
 
        output_headers(1, 1, 1, 0, 0, 0);
-       roomname = sbstr("room");
        safestrncpy(pagename, bstr("page"), sizeof pagename);
+       str_wiki_index(pagename);
        safestrncpy(rev, bstr("rev"), sizeof rev);
        do_revert = atoi(bstr("revert"));
-       display_wiki_page_backend(roomname, pagename, rev, do_revert);
+       display_wiki_page_backend(pagename, rev, do_revert);
        wDumpContent(1);
 }
 
@@ -127,30 +117,13 @@ void display_wiki_page(void)
  */
 void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
 {
-       const StrBuf *roomname;
        char pagename[128];
        StrBuf *Buf;
        int row = 0;
 
-       roomname = sbstr("room");
        safestrncpy(pagename, bstr("page"), sizeof pagename);
        str_wiki_index(pagename);
 
-       if (StrLength(roomname) > 0) {
-
-               /* If we're not in the correct room, try going there. */
-               if (strcasecmp(ChrPtr(roomname), ChrPtr(WC->CurRoom.name))) {
-                       gotoroom(roomname);
-               }
-       
-               /* If we're still not in the correct room, it doesn't exist. */
-               if (strcasecmp(ChrPtr(roomname), ChrPtr(WC->CurRoom.name))) {
-                       wc_printf(_("There is no room called '%s'."), ChrPtr(roomname));
-                       return;
-               }
-
-       }
-
        serv_printf("WIKI history|%s", pagename);
        Buf = NewStrBuf();
        StrBuf_ServGetln(Buf);
@@ -162,14 +135,12 @@ void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
                StrBuf *author = NewStrBuf();
                StrBuf *node = NewStrBuf();
 
-               wc_printf("<div class=\"fix_scrollbar_bug\">"
-                       "<table class=\"wiki_history_background\">"
-               );
+               wc_printf("<table class=\"wiki_history_background\">");
 
                wc_printf("<th>%s</th>", _("Date"));
                wc_printf("<th>%s</th>", _("Author"));
 
-               while(StrBuf_ServGetln(Buf), 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);
@@ -192,20 +163,20 @@ void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
                        wc_printf("</td>");
 
                        if (row == 0) {
-                               wc_printf("<td><a href=\"wiki?page=%s\">%s</a></td>",
-                                       bstr("page"),
-                                       _("(show)")
-                               );
+                               wc_printf("<td><a href=\"wiki?page=%s", bstr("page"));
+                               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>",
+                               wc_printf("<td><a href=\"wiki?page=%s?rev=%s",
                                        bstr("page"),
-                                       ChrPtr(rev_uuid),
-                                       _("(show)")
+                                       ChrPtr(rev_uuid)
                                );
-                               wc_printf("<td><a href=\"wiki?page=%s?rev=%s?revert=1\">%s</a></td>",
+                               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)")
@@ -244,7 +215,7 @@ void tmplput_display_wiki_history(StrBuf *Target, WCTemplputParams *TP)
 void display_wiki_history(void)
 {
        output_headers(1, 1, 1, 0, 0, 0);
-       do_template("wiki_history", NULL);
+       do_template("wiki_history");
        wDumpContent(1);
 }
 
@@ -254,24 +225,9 @@ void display_wiki_history(void)
  */
 void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
 {
-       const StrBuf *roomname;
        StrBuf *Buf;
        int row = 0;
 
-       roomname = sbstr("room");
-       if (StrLength(roomname) > 0) {
-               /* If we're not in the correct room, try going there. */
-               if (strcasecmp(ChrPtr(roomname), ChrPtr(WC->CurRoom.name))) {
-                       gotoroom(roomname);
-               }
-       
-               /* If we're still not in the correct room, it doesn't exist. */
-               if (strcasecmp(ChrPtr(roomname), ChrPtr(WC->CurRoom.name))) {
-                       wc_printf(_("There is no room called '%s'."), ChrPtr(roomname));
-                       return;
-               }
-       }
-
        if (!IsEmptyStr(bstr("query"))) {
                serv_printf("MSGS SEARCH|%s||4", bstr("query"));        /* search-reduced list */
        }
@@ -284,13 +240,10 @@ void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
        if (GetServerStatus(Buf, NULL) == 1) {
                StrBuf *pagetitle = NewStrBuf();
 
-               wc_printf("<div class=\"fix_scrollbar_bug\">"
-                       "<table class=\"wiki_pagelist_background\">"
-               );
-
+               wc_printf("<table class=\"wiki_pagelist_background\">");
                wc_printf("<th>%s</th>", _("Page title"));
 
-               while(StrBuf_ServGetln(Buf), 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 */
@@ -318,7 +271,7 @@ void tmplput_display_wiki_pagelist(StrBuf *Target, WCTemplputParams *TP)
 void display_wiki_pagelist(void)
 {
        output_headers(1, 1, 1, 0, 0, 0);
-       do_template("wiki_pagelist", NULL);
+       do_template("wiki_pagelist");
        wDumpContent(1);
 }
 
@@ -327,17 +280,66 @@ int wiki_Cleanup(void **ViewSpecific)
 {
        char pagename[5];
        safestrncpy(pagename, "home", sizeof pagename);
-       display_wiki_page_backend(WC->CurRoom.name, pagename, "", 0);
+       display_wiki_page_backend(pagename, "", 0);
        wDumpContent(1);
        return 0;
 }
 
+
+int ConditionalHaveWikiPage(StrBuf *Target, WCTemplputParams *TP)
+{
+       const char *page;
+       const char *pch;
+       long len;
+
+       page = BSTR("page");
+       GetTemplateTokenString(Target, TP, 2, &pch, &len);
+       return strcasecmp(page, pch) == 0;
+}
+
+
+int ConditionalHavewikiType(StrBuf *Target, WCTemplputParams *TP)
+{
+       wcsession *WCC = WC;
+       const char *pch;
+       long len;
+
+       GetTemplateTokenString(Target, TP, 2, &pch, &len);
+       return bmstrcasestr((char *)ChrPtr(WCC->Hdr->HR.ReqLine), pch) != NULL;
+}
+
+
+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)
+{
+       if (oper == do_search)
+               display_wiki_pagelist();
+       else 
+               http_redirect("wiki?page=home");
+
+       return 300;
+}
+
+
 void 
 InitModule_WIKI
 (void)
 {
        RegisterReadLoopHandlerset(
                VIEW_WIKI,
+               wiki_GetParamsGetServerCall,
+               wiki_PrintHeaderPage,
                NULL,
                NULL,
                NULL,
@@ -350,4 +352,6 @@ InitModule_WIKI
        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);
 }