* add a Display name to our handlers; this will be used by DAV handlers.
[citadel.git] / webcit / preferences.c
index fae98f03a8bfeb0fd2cf2e4b9bc00a3986389ab8..b8330c9fdd6ac975f803661eaf77e63a1f63bffb 100644 (file)
@@ -16,6 +16,7 @@ typedef struct _PrefDef {
        StrBuf *Setting;
        const char *PrefStr;
        PrefEvalFunc OnLoad;
+       StrBuf *OnLoadName;
 } PrefDef;
 
 typedef struct _Preference {
@@ -32,6 +33,7 @@ void DestroyPrefDef(void *vPrefDef)
 {
        PrefDef *Prefdef = (PrefDef*) vPrefDef;
        FreeStrBuf(&Prefdef->Setting);
+       FreeStrBuf(&Prefdef->OnLoadName);
        free(Prefdef);
 }
 
@@ -44,16 +46,22 @@ void DestroyPreference(void *vPref)
        free(Pref);
 
 }
-void RegisterPreference(const char *Setting, long SettingLen, 
-                       const char *PrefStr, 
-                       long Type, 
-                       PrefEvalFunc OnLoad)
+void _RegisterPreference(const char *Setting, long SettingLen, 
+                        const char *PrefStr, 
+                        long Type, 
+                        PrefEvalFunc OnLoad, 
+                        const char *OnLoadName)
 {
        PrefDef *Newpref = (PrefDef*) malloc(sizeof(PrefDef));
        Newpref->Setting = NewStrBufPlain(Setting, SettingLen);
        Newpref->PrefStr = PrefStr;
        Newpref->Type = Type;
        Newpref->OnLoad = OnLoad;
+       if (Newpref->OnLoad != NULL) {
+               Newpref->OnLoadName = NewStrBufPlain(OnLoadName, -1);
+       }
+       else
+               Newpref->OnLoadName = NULL;
        Put(PreferenceHooks, Setting, SettingLen, Newpref, DestroyPrefDef);
 }
 
@@ -86,41 +94,80 @@ void GetPrefTypes(HashList *List)
        const char *Key;
        void *vSetting;
        void *vPrefDef;
-       Preference *Setting;
+       Preference *Pref;
        PrefDef *PrefType;
 
        It = GetNewHashPos(List, 0);
        while (GetNextHashPos(List, It, &len, &Key, &vSetting)) 
        {
-               Setting = (Preference*) vSetting;
-               if (GetHash(PreferenceHooks, SKEY(Setting->Key), &vPrefDef) && 
+               Pref = (Preference*) vSetting;
+               if (GetHash(PreferenceHooks, SKEY(Pref->Key), &vPrefDef) && 
                    (vPrefDef != NULL)) 
                {
                        PrefType = (PrefDef*) vPrefDef;
-                       Setting->Type = PrefType;
-                       if (PrefType->OnLoad != NULL)
-                               PrefType->OnLoad(Setting->Val, Setting->lval);
+                       Pref->Type = PrefType;
+
+                       lprintf(1, "Loading [%s]with type [%ld] [\"%s\"]\n",
+                               ChrPtr(Pref->Key),
+                               Pref->Type->Type,
+                               ChrPtr(Pref->Val));
+
+                       switch (Pref->Type->Type)
+                       {
+
+                       case PRF_STRING:
+                               break;
+                       case PRF_INT:
+                               Pref->lval = StrTol(Pref->Val);
+                               Pref->decoded = 1;
+                               break;
+                       case PRF_QP_STRING:
+                               Pref->DeQPed = NewStrBufPlain(NULL, StrLength(Pref->Val));
+                               StrBufEUid_unescapize(Pref->DeQPed, Pref->Val);
+                               Pref->decoded = 1;
+                               break;
+                       case PRF_YESNO:
+                               Pref->lval = strcmp(ChrPtr(Pref->Val), "yes") == 0;
+                               Pref->decoded = 1;
+                               break;
+                       }
+
+                       if (PrefType->OnLoad != NULL){
+
+                               lprintf(1, "Loading with: -> %s(\"%s\", %ld)\n",
+                                       ChrPtr(PrefType->OnLoadName),
+                                       ChrPtr(Pref->Val),
+                                       Pref->lval);
+                               PrefType->OnLoad(Pref->Val, Pref->lval);
+                       }
                }
        }
+       DeleteHashPos(&It);
 }
 
 void ParsePref(HashList **List, StrBuf *ReadBuf)
 {
-       StrBuf *Key;
+       int Done = 0;
        Preference *Data = NULL;
        Preference *LastData = NULL;
                                
-       Key = NewStrBuf();
-       while (StrBuf_ServGetln(ReadBuf), 
-              strcmp(ChrPtr(ReadBuf), "000")) 
-       {
+       while (!Done) {
+               StrBuf_ServGetln(ReadBuf);
+               if ( (StrLength(ReadBuf)==3) && 
+                    !strcmp(ChrPtr(ReadBuf), "000")) {
+                       Done = 1;
+                       break;
+               }
+
                if ((ChrPtr(ReadBuf)[0] == ' ') &&
-                   (Data != NULL)) {
-                       StrBufAppendBuf(Data->Val, ReadBuf, 1);
+                   (LastData != NULL)) {
+                       StrBufAppendBuf(LastData->Val, ReadBuf, 1);
                }
                else {
                        LastData = Data = malloc(sizeof(Preference));
                        memset(Data, 0, sizeof(Preference));
+                       Data->Key = NewStrBuf();
+                       Data->Val = NewStrBuf();
                        StrBufExtract_token(Data->Key, ReadBuf, 0, '|');
                        StrBufExtract_token(Data->Val, ReadBuf, 1, '|');
                        if (!IsEmptyStr(ChrPtr(Data->Key)))
@@ -138,6 +185,7 @@ void ParsePref(HashList **List, StrBuf *ReadBuf)
                                DestroyPreference(Data);
                                LastData = NULL;
                        }
+                       Data = NULL;
                }
        }
        GetPrefTypes(*List);
@@ -149,22 +197,31 @@ void ParsePref(HashList **List, StrBuf *ReadBuf)
  */
 void load_preferences(void) 
 {
+       wcsession *WCC = WC;
+       int Done = 0;
        StrBuf *ReadBuf;
-       char buf[SIZ];
        long msgnum = 0L;
        
-       if (!goto_config_room())
-               return;
+       ReadBuf = NewStrBufPlain(NULL, SIZ * 4);
+       if (goto_config_room(ReadBuf) != 0) {
+               FreeStrBuf(&ReadBuf);
+               return; /* oh well. */
+       }
 
-       ReadBuf = NewStrBuf();
        serv_puts("MSGS ALL|0|1");
        StrBuf_ServGetln(ReadBuf);
        if (GetServerStatus(ReadBuf, NULL) == 8) {
                serv_puts("subj|__ WebCit Preferences __");
                serv_puts("000");
        }
-       while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
-               msgnum = atol(buf);
+       while (!Done &&
+              StrBuf_ServGetln(ReadBuf)) {
+               if ( (StrLength(ReadBuf)==3) && 
+                    !strcmp(ChrPtr(ReadBuf), "000")) {
+                       Done = 1;
+                       break;
+               }
+               msgnum = StrTol(ReadBuf);
        }
 
        if (msgnum > 0L) {
@@ -176,39 +233,45 @@ void load_preferences(void)
                                strcmp(ChrPtr(ReadBuf), "000"))) {
                        }
                        if (!strcmp(ChrPtr(ReadBuf), "text")) {
-                               ParsePref(&WC->hash_prefs, ReadBuf);
+                               ParsePref(&WCC->hash_prefs, ReadBuf);
                        }
                }
        }
 
        /* Go back to the room we're supposed to be in */
-       serv_printf("GOTO %s", ChrPtr(WC->wc_roomname));
-       StrBuf_ServGetln(ReadBuf);
-       GetServerStatus(ReadBuf, NULL);
+       if (StrLength(WCC->wc_roomname) > 0) {
+               serv_printf("GOTO %s", ChrPtr(WCC->wc_roomname));
+               StrBuf_ServGetln(ReadBuf);
+               GetServerStatus(ReadBuf, NULL);
+       }
        FreeStrBuf(&ReadBuf);
 }
 
-/**
- * \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(void) {
-       char buf[SIZ];
-
+int goto_config_room(StrBuf *Buf) 
+{
        serv_printf("GOTO %s", USERCONFIGROOM);
-       serv_getln(buf, sizeof buf);
-       if (buf[0] != '2') { /* try to create the config room if not there */
+       StrBuf_ServGetln(Buf);
+       if (GetServerStatus(Buf, NULL) != 2) {  /* try to create the config room if not there */
                serv_printf("CRE8 1|%s|4|0", USERCONFIGROOM);
-               serv_getln(buf, sizeof buf);
+               StrBuf_ServGetln(Buf);
+               GetServerStatus(Buf, NULL);
+
                serv_printf("GOTO %s", USERCONFIGROOM);
-               serv_getln(buf, sizeof buf);
-               if (buf[0] != '2') return(1);
+               StrBuf_ServGetln(Buf);
+               if (GetServerStatus(Buf, NULL) != 2) {
+                       return(1);
+               }
        }
        return(0);
 }
 
 void WritePrefsToServer(HashList *Hash)
 {
+       wcsession *WCC = WC;
        long len;
        HashPos *HashPos;
        void *vPref;
@@ -216,7 +279,7 @@ void WritePrefsToServer(HashList *Hash)
        Preference *Pref;
        StrBuf *SubBuf = NULL;
        
-       Hash = WC->hash_prefs;
+       Hash = WCC->hash_prefs;
 #ifdef DBG_PREFS_HASH
        dbg_PrintHash(Hash, PrintPref, NULL);
 #endif
@@ -232,7 +295,7 @@ 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) {
@@ -267,37 +330,54 @@ void WritePrefsToServer(HashList *Hash)
  */
 void save_preferences(void) 
 {
-       char buf[SIZ];
+       wcsession *WCC = WC;
+       int Done = 0;
+       StrBuf *ReadBuf;
        long msgnum = 0L;
        
-       if (goto_config_room() != 0) return;    /* oh well. */
+       ReadBuf = NewStrBuf();
+       if (goto_config_room(ReadBuf) != 0) {
+               FreeStrBuf(&ReadBuf);
+               return; /* oh well. */
+       }
        serv_puts("MSGS ALL|0|1");
-       serv_getln(buf, sizeof buf);
-       if (buf[0] == '8') {
+       StrBuf_ServGetln(ReadBuf);
+       if (GetServerStatus(ReadBuf, NULL) == 8) {
                serv_puts("subj|__ WebCit Preferences __");
                serv_puts("000");
        }
-       while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
-               msgnum = atol(buf);
+       while (!Done &&
+              StrBuf_ServGetln(ReadBuf)) {
+               if ( (StrLength(ReadBuf)==3) && 
+                    !strcmp(ChrPtr(ReadBuf), "000")) {
+                       Done = 1;
+                       break;
+               }
+               msgnum = StrTol(ReadBuf);
        }
 
        if (msgnum > 0L) {
                serv_printf("DELE %ld", msgnum);
-               serv_getln(buf, sizeof buf);
+               StrBuf_ServGetln(ReadBuf);
+               GetServerStatus(ReadBuf, NULL);
        }
 
        serv_printf("ENT0 1||0|1|__ WebCit Preferences __|");
-       serv_getln(buf, sizeof buf);
-       if (buf[0] == '4') {
+       StrBuf_ServGetln(ReadBuf);
+       if (GetServerStatus(ReadBuf, NULL) == 4) {
 
-               WritePrefsToServer(WC->hash_prefs);
+               WritePrefsToServer(WCC->hash_prefs);
                serv_puts("");
                serv_puts("000");
        }
 
        /** Go back to the room we're supposed to be in */
-       serv_printf("GOTO %s", ChrPtr(WC->wc_roomname));
-       serv_getln(buf, sizeof buf);
+       if (StrLength(WCC->wc_roomname) > 0) {
+               serv_printf("GOTO %s", ChrPtr(WCC->wc_roomname));
+               StrBuf_ServGetln(ReadBuf);
+               GetServerStatus(ReadBuf, NULL);
+       }
+       FreeStrBuf(&ReadBuf);
 }
 
 /**
@@ -351,6 +431,7 @@ void set_preference_backend(const char *key, size_t keylen,
                            int save_to_server, 
                            PrefDef *PrefType) 
 {
+       wcsession *WCC = WC;
        void *vPrefDef;
        Preference *Pref;
 
@@ -432,9 +513,9 @@ void set_preference_backend(const char *key, size_t keylen,
                        break;
                }
        }
-       Put(WC->hash_prefs, key, keylen, Pref, DestroyPreference);
+       Put(WCC->hash_prefs, key, keylen, Pref, DestroyPreference);
        
-       if (save_to_server) WC->SavePrefsToServer = 1;
+       if (save_to_server) WCC->SavePrefsToServer = 1;
 }
 
 void set_PREFERENCE(const char *key, size_t keylen, StrBuf *value, int save_to_server) 
@@ -543,6 +624,28 @@ 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;
@@ -631,6 +734,7 @@ void GetPreferences(HashList *Setting)
                }
        }
        WCC->hash_prefs = Tmp;
+       DeleteHashPos(&It);
 }
 
 
@@ -701,6 +805,15 @@ 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;
+
+       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));
@@ -715,12 +828,6 @@ int ConditionalHasRoomPreference(StrBuf *Target, WCTemplputParams *TP)
   
        return 0;
 }
-void CfgZoneTempl(StrBuf *TemplBuffer, WCTemplputParams *TP)
-{
-       StrBuf *Zone = (StrBuf*) CTX;
-
-       SVPutBuf("ZONENAME", Zone, 1);
-}
 
 int ConditionalPreference(StrBuf *Target, WCTemplputParams *TP)
 {
@@ -837,17 +944,10 @@ void DeleteGVSNHash(HashList **KillMe)
 void offer_start_page(StrBuf *Target, WCTemplputParams *TP)
 {
        wprintf("<a href=\"change_start_page?startpage=");
-       urlescputs(WC->this_page);
+       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
 }
 
 
@@ -883,19 +983,36 @@ void change_start_page(void)
 }
 
 
+void LoadStartpage(StrBuf *URL, long lvalue)
+{
+       const char *pch;
+       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;
+               }
+       }
+}
+
+
 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);
-       RegisterIterator("PREF:ZONE", 0, ZoneHash, NULL, CfgZoneTempl, NULL, CTX_PREF, CTX_NONE, IT_NOFLAG);
+       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);
@@ -907,4 +1024,48 @@ InitModule_PREFERENCES
                         GetGVSNHash, NULL, DeleteGVSNHash, CTX_STRBUF, CTX_NONE, IT_NOFLAG);
 
 }
+
+
+void 
+ServerStartModule_PREFERENCES
+(void)
+{
+       PreferenceHooks = NewHash(1, NULL);
+}
+
+
+
+void 
+ServerShutdownModule_PREFERENCES
+(void)
+{
+       DeleteHash(&PreferenceHooks);
+}
+
+void
+SessionDetachModule__PREFERENCES
+(wcsession *sess)
+{
+       if (sess->SavePrefsToServer) {
+               save_preferences();
+               sess->SavePrefsToServer = 0;
+       }
+}
+
+void
+SessionNewModule_PREFERENCES
+(wcsession *sess)
+{
+       sess->hash_prefs = NewHash(1,NULL);
+}
+
+void 
+SessionDestroyModule_PREFERENCES
+(wcsession *sess)
+{
+       DeleteHash(&sess->hash_prefs);
+}
+
+
+
 /*@}*/