* bust the other places still accessing token values directly:
[citadel.git] / webcit / preferences.c
index ed52dfb22d24a263a0c526c76dde5c399ad295f9..f929fe72db4c7e027a741e156a439b30ad2434dd 100644 (file)
@@ -10,6 +10,7 @@
 #include "groupdav.h"
 
 HashList *PreferenceHooks;
+extern HashList *HandlerHash;
 
 typedef struct _PrefDef {
        long Type;
@@ -151,8 +152,8 @@ void ParsePref(HashList **List, StrBuf *ReadBuf)
        Preference *Data = NULL;
        Preference *LastData = NULL;
                                
-       while (!Done && StrBuf_ServGetln(ReadBuf))
-       {
+       while (!Done) {
+               StrBuf_ServGetln(ReadBuf);
                if ( (StrLength(ReadBuf)==3) && 
                     !strcmp(ChrPtr(ReadBuf), "000")) {
                        Done = 1;
@@ -160,8 +161,8 @@ void ParsePref(HashList **List, StrBuf *ReadBuf)
                }
 
                if ((ChrPtr(ReadBuf)[0] == ' ') &&
-                   (Data != NULL)) {
-                       StrBufAppendBuf(Data->Val, ReadBuf, 1);
+                   (LastData != NULL)) {
+                       StrBufAppendBuf(LastData->Val, ReadBuf, 1);
                }
                else {
                        LastData = Data = malloc(sizeof(Preference));
@@ -185,6 +186,7 @@ void ParsePref(HashList **List, StrBuf *ReadBuf)
                                DestroyPreference(Data);
                                LastData = NULL;
                        }
+                       Data = NULL;
                }
        }
        GetPrefTypes(*List);
@@ -196,14 +198,18 @@ void ParsePref(HashList **List, StrBuf *ReadBuf)
  */
 void load_preferences(void) 
 {
+       folder Room;
        wcsession *WCC = WC;
        int Done = 0;
        StrBuf *ReadBuf;
        long msgnum = 0L;
        
-       ReadBuf = NewStrBuf();
-       if (goto_config_room(ReadBuf) != 0) {
+       memset(&Room, 0, sizeof(folder));
+       ReadBuf = NewStrBufPlain(NULL, SIZ * 4);
+       if (goto_config_room(ReadBuf, &Room) != 0) {
                FreeStrBuf(&ReadBuf);
+               FlushFolder(&Room);
+
                return; /* oh well. */
        }
 
@@ -238,32 +244,35 @@ void load_preferences(void)
        }
 
        /* Go back to the room we're supposed to be in */
-       if (StrLength(WCC->wc_roomname) > 0) {
-               serv_printf("GOTO %s", ChrPtr(WCC->wc_roomname));
+       if (StrLength(WCC->CurRoom.name) > 0) {
+               serv_printf("GOTO %s", ChrPtr(WCC->CurRoom.name));
                StrBuf_ServGetln(ReadBuf);
                GetServerStatus(ReadBuf, NULL);
        }
        FreeStrBuf(&ReadBuf);
+       FlushFolder(&Room);
 }
 
-/**
- * \brief Goto the user's configuration room, creating it if necessary.
- * \return 0 on success or nonzero upon failure.
+/*
+ * Goto the user's configuration room, creating it if necessary.
+ * returns 0 on success or nonzero upon failure.
  */
-int goto_config_room(StrBuf *Buf) 
+int goto_config_room(StrBuf *Buf, folder *Room
 {
        serv_printf("GOTO %s", USERCONFIGROOM);
        StrBuf_ServGetln(Buf);
-       if (GetServerStatus(Buf, NULL) != 2) { /* try to create the config room if not there */
+       if (GetServerStatus(Buf, NULL) != 2) {  /* try to create the config room if not there */
                serv_printf("CRE8 1|%s|4|0", USERCONFIGROOM);
                StrBuf_ServGetln(Buf);
                GetServerStatus(Buf, NULL);
 
                serv_printf("GOTO %s", USERCONFIGROOM);
                StrBuf_ServGetln(Buf);
-               if (GetServerStatus(Buf, NULL) != 2) 
+               if (GetServerStatus(Buf, NULL) != 2) {
                        return(1);
+               }
        }
+       ParseGoto(Room, Buf);
        return(0);
 }
 
@@ -293,7 +302,7 @@ void WritePrefsToServer(HashList *Hash)
                        int n = 0;
                        size_t offset, nchars;
                        if (SubBuf == NULL)
-                               SubBuf = NewStrBuf();
+                               SubBuf = NewStrBufPlain(NULL, SIZ);
                        nchars = 1;
                        offset = 0;
                        while (nchars > 0) {
@@ -328,16 +337,36 @@ void WritePrefsToServer(HashList *Hash)
  */
 void save_preferences(void) 
 {
+       folder Room;
        wcsession *WCC = WC;
        int Done = 0;
        StrBuf *ReadBuf;
        long msgnum = 0L;
        
        ReadBuf = NewStrBuf();
-       if (goto_config_room(ReadBuf) != 0) {
+       memset(&Room, 0, sizeof(folder));
+       if (goto_config_room(ReadBuf, &Room) != 0) {
                FreeStrBuf(&ReadBuf);
+               FlushFolder(&Room);
+
                return; /* oh well. */
        }
+
+       /* make shure the config room has the right type, else it might reject our config */
+       if (Room.view != VIEW_BBS) {
+               serv_printf("VIEW %d", VIEW_BBS);
+               StrBuf_ServGetln(ReadBuf);
+               if (GetServerStatus(ReadBuf, NULL) != 2) {
+                       /* UPS? */
+               }
+               else if (goto_config_room(ReadBuf, &Room) != 0) {
+                       FreeStrBuf(&ReadBuf);
+                       FlushFolder(&Room);
+                       
+                       return; /* oh well. */
+               }
+       }
+
        serv_puts("MSGS ALL|0|1");
        StrBuf_ServGetln(ReadBuf);
        if (GetServerStatus(ReadBuf, NULL) == 8) {
@@ -370,12 +399,13 @@ void save_preferences(void)
        }
 
        /** Go back to the room we're supposed to be in */
-       if (StrLength(WCC->wc_roomname) > 0) {
-               serv_printf("GOTO %s", ChrPtr(WCC->wc_roomname));
+       if (StrLength(WCC->CurRoom.name) > 0) {
+               serv_printf("GOTO %s", ChrPtr(WCC->CurRoom.name));
                StrBuf_ServGetln(ReadBuf);
                GetServerStatus(ReadBuf, NULL);
        }
        FreeStrBuf(&ReadBuf);
+       FlushFolder(&Room);
 }
 
 /**
@@ -579,7 +609,7 @@ int get_room_prefs_backend(const char *key, size_t keylen,
        int Ret;
 
        pref_name = NewStrBufPlain (HKEY("ROOM:"));
-       StrBufAppendBuf(pref_name, WC->wc_roomname, 0);
+       StrBufAppendBuf(pref_name, WC->CurRoom.name, 0);
        StrBufAppendBufPlain(pref_name, HKEY(":"), 0);
        StrBufAppendBufPlain(pref_name, key, keylen, 0);
        Ret = get_pref_backend(SKEY(pref_name), Pref);
@@ -622,6 +652,28 @@ void set_X_PREFS(const char *key, size_t keylen, const char *xkey, size_t xkeyle
 }
 
 
+long get_ROOM_PREFS_LONG(const char *key, size_t keylen, long *value, long Default)
+{
+       Preference *Pref;
+       int Ret;
+
+       Ret = get_room_prefs_backend(key, keylen, &Pref);
+
+       if (Ret == 0) {
+               *value = Default;
+               return 0;
+       }
+
+       if (Pref->decoded)
+               *value = Pref->lval;
+       else {
+               *value = Pref->lval = atol(ChrPtr(Pref->Val));
+               Pref->decoded = 1;
+       }
+       return Ret;
+}
+
+
 StrBuf *get_ROOM_PREFS(const char *key, size_t keylen)
 {
        Preference *Pref;
@@ -641,7 +693,7 @@ void set_ROOM_PREFS(const char *key, size_t keylen, StrBuf *value, int save_to_s
        StrBuf *pref_name;
        
        pref_name = NewStrBufPlain (HKEY("ROOM:"));
-       StrBufAppendBuf(pref_name, WC->wc_roomname, 0);
+       StrBufAppendBuf(pref_name, WC->CurRoom.name, 0);
        StrBufAppendBufPlain(pref_name, HKEY(":"), 0);
        StrBufAppendBufPlain(pref_name, key, keylen, 0);
        set_preference_backend(SKEY(pref_name), 0, value, PRF_STRING, save_to_server, NULL);
@@ -781,6 +833,16 @@ void tmplput_CFG_Descr(StrBuf *Target, WCTemplputParams *TP)
        if (SettingStr != NULL) 
                StrBufAppendBufPlain(Target, SettingStr, -1, 0);
 }
+void tmplput_CFG_RoomValueLong(StrBuf *Target, WCTemplputParams *TP)
+{
+       long lvalue;
+       long defval = 0;
+
+       if (HAVE_PARAM(1))
+               defval = GetTemplateTokenNumber(Target, TP, 1, 0);
+       get_ROOM_PREFS_LONG(TKEY(0), &lvalue, defval);
+       StrBufAppendPrintf(Target, "%ld", lvalue);
+}
 void tmplput_CFG_RoomValue(StrBuf *Target, WCTemplputParams *TP)
 {
        StrBuf *pref = get_ROOM_PREFS(TKEY(0));
@@ -803,14 +865,23 @@ int ConditionalPreference(StrBuf *Target, WCTemplputParams *TP)
        if (!get_PREFERENCE(TKEY(2), &Pref)) 
                return 0;
        
-       if (TP->Tokens->nParameters == 3) {
+       if (!HAVE_PARAM(3)) {
                return 1;
        }
-       else if (TP->Tokens->Params[3]->Type == TYPE_STR)
-               return ((TP->Tokens->Params[3]->len == StrLength(Pref)) &&
-                       (strcmp(TP->Tokens->Params[3]->Start, ChrPtr(Pref)) == 0));
+       else if (IS_NUMBER(TP->Tokens->Params[3]->Type))
+       {
+               return StrTol(Pref) == GetTemplateTokenNumber (Target, TP, 3, 0);
+       }
        else 
-               return (StrTol(Pref) == TP->Tokens->Params[3]->lvalue);
+       {
+               const char *pch;
+               long len;
+               
+               GetTemplateTokenString(Target, TP, 3, &pch, &len);
+               
+               return ((len == StrLength(Pref)) &&
+                       (strcmp(pch, ChrPtr(Pref)) == 0));
+       }
 }
 
 int ConditionalHasPreference(StrBuf *Target, WCTemplputParams *TP)
@@ -910,18 +981,11 @@ void DeleteGVSNHash(HashList **KillMe)
  */
 void offer_start_page(StrBuf *Target, WCTemplputParams *TP)
 {
-       wprintf("<a href=\"change_start_page?startpage=");
+       wc_printf("<a href=\"change_start_page?startpage=");
        urlescputs(ChrPtr(WC->Hdr->this_page));
-       wprintf("\">");
-       wprintf(_("Make this my start page"));
-       wprintf("</a>");
-#ifdef TECH_PREVIEW
-       wprintf("<br/><a href=\"rss?room=");
-       urlescputs(ChrPtr(WC->wc_roomname));
-       wprintf("\" title=\"RSS 2.0 feed for ");
-       escputs(ChrPtr(WC->wc_roomname));
-       wprintf("\"><img alt=\"RSS\" border=\"0\" src=\"static/xml_button.gif\"/></a>\n");
-#endif
+       wc_printf("\">");
+       wc_printf(_("Make this my start page"));
+       wc_printf("</a>");
 }
 
 
@@ -930,23 +994,50 @@ void offer_start_page(StrBuf *Target, WCTemplputParams *TP)
  */
 void change_start_page(void) 
 {
-       if (!havebstr("startpage")) {
+       wcsession *WCC = WC;
+       const char *pch;
+       void *vHandler;
+       int ProhibitSave = 0;
+       const StrBuf *pStartPage = sbstr("startpage");
+
+       if (pStartPage != NULL) {
+               pch = strchr(ChrPtr(pStartPage), '?');
+
+               if ((pch != NULL) && (
+                           GetHash(HandlerHash, ChrPtr(pStartPage), pch - ChrPtr(pStartPage), &vHandler), 
+                           (vHandler != NULL) &&
+                           ((((WebcitHandler*)vHandler)->Flags & PROHIBIT_STARTPAGE) != 0)))
+               { /* OK, This handler doesn't want to be set as start page, prune it. */
+                       ProhibitSave = 1;
+               }
+       }
+
+       if ((pStartPage == NULL) || 
+           (ProhibitSave == 1))
+       {
                set_preference_backend(HKEY("startpage"), 
                                       0, 
                                       NewStrBufPlain(HKEY("")),
                                       PRF_STRING,
                                       1, 
                                       NULL);
-               safestrncpy(WC->ImportantMessage,
-                           _("You no longer have a start page selected."),
-                           sizeof( WC->ImportantMessage));
+               if (ProhibitSave == 1)
+                       StrBufAppendBufPlain(WCC->ImportantMsg,
+                                            _("This isn't allowed to become the start page."),
+                                            -1, 0);
+               else
+                       StrBufAppendBufPlain(WCC->ImportantMsg,
+                                            _("You no longer have a start page selected."),
+                                            -1, 0);
                display_main_menu();
                return;
        }
 
+
+
        set_preference_backend(HKEY("startpage"), 
                               0, 
-                              NewStrBufDup(sbstr("startpage")),
+                              NewStrBufDup(pStartPage),
                               PRF_STRING,
                               1, 
                               NULL);
@@ -957,18 +1048,44 @@ void change_start_page(void)
 }
 
 
+void LoadStartpage(StrBuf *URL, long lvalue)
+{
+       const char *pch;
+       void *vHandler;
+       pch = strchr(ChrPtr(URL), '?');
+       if (pch == NULL) {
+               /* purge the sins of the past... */
+               pch = strchr(ChrPtr(URL), '&');
+               if (pch != NULL) {
+                       StrBufPeek(URL, pch, -1, '?');
+                       WC->SavePrefsToServer = 1;
+               }
+       }
+       else if (GetHash(HandlerHash, ChrPtr(URL), pch - ChrPtr(URL), &vHandler), 
+                (vHandler != NULL) &&
+                ((((WebcitHandler*)vHandler)->Flags & PROHIBIT_STARTPAGE) != 0))
+       { /* OK, This handler doesn't want to be set as start page, prune it. */
+               FlushStrBuf(URL);
+               WC->SavePrefsToServer = 1;
+       }
+}
+
+
 void 
 InitModule_PREFERENCES
 (void)
 {
-       WebcitAddUrlHandler(HKEY("set_preferences"), set_preferences, 0);
-       WebcitAddUrlHandler(HKEY("change_start_page"), change_start_page, 0);
+       WebcitAddUrlHandler(HKEY("set_preferences"), "", 0, set_preferences, 0);
+       WebcitAddUrlHandler(HKEY("change_start_page"), "", 0, change_start_page, 0);
 
+       RegisterPreference("startpage", _("Prefered startpage"), PRF_STRING, LoadStartpage);
 
-       RegisterNamespace("OFFERSTARTPAGE", 0, 0, offer_start_page, CTX_NONE);
-       RegisterNamespace("PREF:ROOM:VALUE", 1, 2, tmplput_CFG_RoomValue,  CTX_NONE);
-       RegisterNamespace("PREF:VALUE", 1, 2, tmplput_CFG_Value, CTX_NONE);
-       RegisterNamespace("PREF:DESCR", 1, 1, tmplput_CFG_Descr, CTX_NONE);
+       RegisterNamespace("OFFERSTARTPAGE", 0, 0, offer_start_page, NULL, CTX_NONE);
+       RegisterNamespace("PREF:ROOM:VALUE", 1, 2, tmplput_CFG_RoomValue,  NULL, CTX_NONE);
+       RegisterNamespace("PREF:ROOM:VALUE:INT", 1, 2, tmplput_CFG_RoomValueLong,  NULL, CTX_NONE);
+       RegisterNamespace("PREF:VALUE", 1, 2, tmplput_CFG_Value, NULL, CTX_NONE);
+       
+       RegisterNamespace("PREF:DESCR", 1, 1, tmplput_CFG_Descr, NULL, CTX_NONE);
 
        RegisterConditional(HKEY("COND:PREF"), 4, ConditionalPreference, CTX_NONE);
        RegisterConditional(HKEY("COND:PREF:SET"), 4, ConditionalHasPreference, CTX_NONE);