* follow syntax change
[citadel.git] / webcit / msg_renderers.c
index f17ae54150530cf52a6ea6fb50bf68d01c0d9aae..b0a1fde1ca279144f45a470c06fdbe4aa12c99d3 100644 (file)
@@ -1,5 +1,6 @@
 #include "webcit.h"
 #include "webserver.h"
+#include "groupdav.h"
 
 /*
  * message index functions
@@ -60,14 +61,18 @@ void RegisterMsgHdr(const char *HeaderName, long HdrNLen, ExamineMsgHeaderFunc e
        Put(MsgHeaderHandler, HeaderName, HdrNLen, ev, NULL);
 }
 
-void RegisterMimeRenderer(const char *HeaderName, long HdrNLen, RenderMimeFunc MimeRenderer)
+void RegisterMimeRenderer(const char *HeaderName, long HdrNLen, 
+                         RenderMimeFunc MimeRenderer,
+                         int InlineRenderable,
+                         int Priority)
 {
        RenderMimeFuncStruct *f;
 
        f = (RenderMimeFuncStruct*) malloc(sizeof(RenderMimeFuncStruct));
        f->f = MimeRenderer;
        Put(MimeRenderHandler, HeaderName, HdrNLen, f, NULL);
-       
+       if (InlineRenderable)
+               RegisterEmbeddableMimeType(HeaderName, HdrNLen, 10000 - Priority);
 }
 
 /*----------------------------------------------------------------------------*/
@@ -509,9 +514,12 @@ void render_MIME_VNote(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *FoundC
        if (StrLength(Mime->Data) > 0) {
                struct vnote *v;
                StrBuf *Buf;
+               char *vcard;
 
                Buf = NewStrBuf();
-               v = vnote_new_from_str(ChrPtr(Mime->Data));
+               vcard = SmashStrBuf(&Mime->Data);
+               v = vnote_new_from_str(vcard);
+               free (vcard);
                if (v) {
                        WCTemplputParams TP;
                        
@@ -522,12 +530,10 @@ void render_MIME_VNote(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *FoundC
                                   Buf, &TP);
                        
                        vnote_free(v);
-                       
-                       FreeStrBuf(&Mime->Data);
                        Mime->Data = Buf;
                }
                else
-                       FlushStrBuf(Mime->Data);
+                       Mime->Data = NewStrBuf();
        }
 
 }
@@ -797,6 +803,21 @@ void tmplput_EDIT_MAIL_BODY(StrBuf *Target, WCTemplputParams *TP)
        FreeStrBuf(&Buf);
 }
 
+void tmplput_EDIT_WIKI_BODY(StrBuf *Target, WCTemplputParams *TP)      // FIXME
+{
+       const StrBuf *Mime;
+        long msgnum;
+       StrBuf *Buf;
+
+       msgnum = locate_message_by_uid(BSTR("wikipage"));
+       if (msgnum >= 0L) {
+               Buf = NewStrBuf();
+               read_message(Buf, HKEY("view_message_wikiedit"), msgnum, NULL, &Mime);
+               StrBufAppendTemplate(Target, TP, Buf, 1);
+               FreeStrBuf(&Buf);
+       }
+}
+
 void tmplput_MAIL_BODY(StrBuf *Target, WCTemplputParams *TP)
 {
        message_summary *Msg = (message_summary*) CTX;
@@ -815,7 +836,6 @@ void render_MAIL_variformat(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *F
 
 void render_MAIL_text_plain(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *FoundCharset)
 {
-       StrBuf *cs = NULL;
        const char *ptr, *pte;
        const char *BufPtr = NULL;
        StrBuf *Line;
@@ -823,12 +843,13 @@ void render_MAIL_text_plain(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *F
        StrBuf *Line2;
        StrBuf *Target;
 
-       int ConvertIt = 1;
        int bn = 0;
        int bq = 0;
-       int i, n, done = 0;
+       int i;
        long len;
 #ifdef HAVE_ICONV
+       StrBuf *cs = NULL;
+       int ConvertIt = 1;
        iconv_t ic = (iconv_t)(-1) ;
 #endif
 
@@ -868,47 +889,50 @@ void render_MAIL_text_plain(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *F
        Line2 = NewStrBufPlain(NULL, SIZ);
        Target = NewStrBufPlain(NULL, StrLength(Mime->Data));
 
-       while ((n = StrBufSipLine(Line, Mime->Data, &BufPtr), n >= 0) && !done)
-       {
-               done = n == 0;
-               bq = 0;
-               i = 0;
-               ptr = ChrPtr(Line);
-               len = StrLength(Line);
-               pte = ptr + len;
-               
-               while ((ptr < pte) &&
-                      ((*ptr == '>') ||
-                       isspace(*ptr)))
+       if (StrLength(Mime->Data) > 0) 
+               do 
                {
-                       if (*ptr == '>')
-                               bq++;
-                       ptr ++;
-                       i++;
-               }
-               if (i > 0) StrBufCutLeft(Line, i);
+                       StrBufSipLine(Line, Mime->Data, &BufPtr);
+                       bq = 0;
+                       i = 0;
+                       ptr = ChrPtr(Line);
+                       len = StrLength(Line);
+                       pte = ptr + len;
                
-               if (StrLength(Line) == 0) {
-                       StrBufAppendBufPlain(Target, HKEY("<tt></tt><br />\n"), 0);
-                       continue;
-               }
+                       while ((ptr < pte) &&
+                              ((*ptr == '>') ||
+                               isspace(*ptr)))
+                       {
+                               if (*ptr == '>')
+                                       bq++;
+                               ptr ++;
+                               i++;
+                       }
+                       if (i > 0) StrBufCutLeft(Line, i);
+               
+                       if (StrLength(Line) == 0) {
+                               StrBufAppendBufPlain(Target, HKEY("<tt></tt><br />\n"), 0);
+                               continue;
+                       }
 
-               for (i = bn; i < bq; i++)                               
-                       StrBufAppendBufPlain(Target, HKEY("<blockquote>"), 0);
-               for (i = bq; i < bn; i++)                               
-                       StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
+                       for (i = bn; i < bq; i++)                               
+                               StrBufAppendBufPlain(Target, HKEY("<blockquote>"), 0);
+                       for (i = bq; i < bn; i++)                               
+                               StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
+#ifdef HAVE_ICONV
+                       if (ConvertIt) {
+                               StrBufConvert(Line, Line1, &ic);
+                       }
+#endif
+                       StrBufAppendBufPlain(Target, HKEY("<tt>"), 0);
+                       UrlizeText(Line1, Line, Line2);
 
-               if (ConvertIt) {
-                       StrBufConvert(Line, Line1, &ic);
+                       StrEscAppend(Target, Line1, NULL, 0, 0);
+                       StrBufAppendBufPlain(Target, HKEY("</tt><br />\n"), 0);
+                       bn = bq;
                }
-
-               StrBufAppendBufPlain(Target, HKEY("<tt>"), 0);
-               UrlizeText(Line1, Line, Line2);
-
-               StrEscAppend(Target, Line1, NULL, 0, 0);
-               StrBufAppendBufPlain(Target, HKEY("</tt><br />\n"), 0);
-               bn = bq;
-       }
+       while ((BufPtr != StrBufNOTNULL) &&
+              (BufPtr != NULL));
 
        for (i = 0; i < bn; i++)                                
                StrBufAppendBufPlain(Target, HKEY("</blockquote>"), 0);
@@ -1070,6 +1094,98 @@ void tmplput_MIME_Length(StrBuf *Target, WCTemplputParams *TP)
        StrBufAppendPrintf(Target, "%ld", mime->length);
 }
 
+/* startmsg is an index within the message list.
+ * starting_from is the Citadel message number to be supplied to a "MSGS GT" operation
+ */
+long DrawMessageDropdown(StrBuf *Selector, long maxmsgs, long startmsg, int nMessages, long starting_from)
+{
+       StrBuf *TmpBuf;
+       wcsession *WCC = WC;
+       void *vMsg;
+       int lo, hi;
+       long ret;
+       long hklen;
+       const char *key;
+       int done = 0;
+       int nItems;
+       HashPos *At;
+       long vector[16];
+       WCTemplputParams SubTP;
+
+       memset(&SubTP, 0, sizeof(WCTemplputParams));
+       SubTP.Filter.ContextType = CTX_LONGVECTOR;
+       SubTP.Context = &vector;
+       TmpBuf = NewStrBufPlain(NULL, SIZ);
+       At = GetNewHashPos(WCC->summ, nMessages);
+       nItems = GetCount(WCC->summ);
+       ret = nMessages;
+       vector[0] = 7;
+       vector[2] = 1;
+       vector[1] = startmsg;
+       vector[3] = 0;
+       vector[7] = starting_from;
+
+       while (!done) {
+               vector[3] = abs(nMessages);
+               lo = GetHashPosCounter(WCC->summ, At);
+               if (nMessages > 0) {
+                       if (lo + nMessages >= nItems) {
+                               hi = nItems - 1;
+                               vector[3] = nItems - lo;
+                               if (startmsg == lo) 
+                                       ret = vector[3];
+                       }
+                       else {
+                               hi = lo + nMessages - 1;
+                       }
+               } else {
+                       if (lo + nMessages < -1) {
+                               hi = 0;
+                       }
+                       else {
+                               if ((lo % abs(nMessages)) != 0) {
+                                       int offset = (lo % abs(nMessages) *
+                                                     (nMessages / abs(nMessages)));
+                                       hi = lo + offset;
+                                       vector[3] = abs(offset);
+                                       if (startmsg == lo)
+                                                ret = offset;
+                               }
+                               else
+                                       hi = lo + nMessages;
+                       }
+               }
+               done = !GetNextHashPos(WCC->summ, At, &hklen, &key, &vMsg);
+               
+               /*
+                * Bump these because although we're thinking in zero base, the user
+                * is a drooling idiot and is thinking in one base.
+                */
+               vector[4] = lo + 1;
+               vector[5] = hi + 1;
+               vector[6] = lo;
+               FlushStrBuf(TmpBuf);
+               dbg_print_longvector(vector);
+               DoTemplate(HKEY("select_messageindex"), TmpBuf, &SubTP);
+               StrBufAppendBuf(Selector, TmpBuf, 0);
+       }
+       vector[6] = 0;
+       FlushStrBuf(TmpBuf);
+       if (maxmsgs == 9999999) {
+               vector[1] = 1;
+               ret = maxmsgs;
+       }
+       else
+               vector[1] = 0;          
+       vector[2] = 0;
+       dbg_print_longvector(vector);
+       DoTemplate(HKEY("select_messageindex_all"), TmpBuf, &SubTP);
+       StrBufAppendBuf(Selector, TmpBuf, 0);
+       FreeStrBuf(&TmpBuf);
+       DeleteHashPos(&At);
+       return ret;
+}
+
 HashList *iterate_get_registered_Attachments(StrBuf *Target, WCTemplputParams *TP)
 {
        return WC->attachments;
@@ -1112,15 +1228,247 @@ readloop_struct rlid[] = {
        { {HKEY("readfwd")},   servcmd_readfwd},
        { {HKEY("readnew")},   servcmd_readnew},
        { {HKEY("readold")},   servcmd_readold},
-       { {HKEY("readgt")},   servcmd_readgt}
+       { {HKEY("readgt")},    servcmd_readgt}
 };
 
+/* Spit out the new summary view. This is basically a static page, so clients can cache the layout, all the dirty work is javascript :) */
+void new_summary_view(void) {
+       DoTemplate(HKEY("msg_listview"),NULL,&NoCtx);
+       DoTemplate(HKEY("trailing"),NULL,&NoCtx);
+}
+
+
+int mailview_GetParamsGetServerCall(SharedMessageStatus *Stat, 
+                                   void **ViewSpecific, 
+                                   long oper, 
+                                   char *cmd, 
+                                   long len)
+{
+       if (!WC->is_ajax) {
+               new_summary_view();
+               return 200;
+       } else {
+               Stat->defaultsortorder = 2;
+               Stat->sortit = 1;
+               Stat->load_seen = 1;
+               /* Generally using maxmsgs|startmsg is not required
+                  in mailbox view, but we have a 'safemode' for clients
+                  (*cough* Exploder) that simply can't handle too many */
+               if (havebstr("maxmsgs"))  Stat->maxmsgs  = ibstr("maxmsgs");
+               else                      Stat->maxmsgs  = 9999999;
+               if (havebstr("startmsg")) Stat->startmsg = lbstr("startmsg");
+               snprintf(cmd, len, "MSGS %s|%s||1",
+                        (oper == do_search) ? "SEARCH" : "ALL",
+                        (oper == do_search) ? bstr("query") : ""
+                       );
+       }
+       return 200;
+}
+
+int mailview_RenderView_or_Tail(SharedMessageStatus *Stat, 
+                               void **ViewSpecific, 
+                               long oper)
+{
+       WCTemplputParams SubTP;
+
+       DoTemplate(HKEY("mailsummary_json"),NULL, &SubTP);
+       return 0;
+}
+
+int mailview_Cleanup(void **ViewSpecific)
+{
+       /* Note: wDumpContent() will output one additional </div> tag. */
+       /* We ought to move this out into template */
+       if (WC->is_ajax) 
+               end_burst();
+       else
+               wDumpContent(1);
+       return 0;
+}
+
+
+
+typedef struct _bbsview_stuct {
+       StrBuf *BBViewToolBar;
+       StrBuf *MessageDropdown;
+       long *displayed_msgs;
+       int a;
+}bbsview_struct;
+
+int bbsview_GetParamsGetServerCall(SharedMessageStatus *Stat, 
+                                  void **ViewSpecific, 
+                                  long oper, 
+                                  char *cmd, 
+                                  long len)
+{
+       bbsview_struct *VS;
+
+       VS = (bbsview_struct*) malloc(sizeof(bbsview_struct));
+       memset(VS, 0, sizeof(bbsview_struct));
+       *ViewSpecific = (void*)VS;
+       Stat->defaultsortorder = 1;
+       Stat->startmsg = -1;
+       Stat->sortit = 1;
+       
+       rlid[oper].cmd(cmd, len);
+       
+       if (havebstr("maxmsgs"))
+               Stat->maxmsgs = ibstr("maxmsgs");
+       if (Stat->maxmsgs == 0) Stat->maxmsgs = DEFAULT_MAXMSGS;
+       
+       if (havebstr("startmsg")) {
+               Stat->startmsg = lbstr("startmsg");
+       }
+       if (lbstr("SortOrder") == 2) {
+               Stat->reverse = 1;
+               Stat->num_displayed = -DEFAULT_MAXMSGS;
+       }
+       else {
+               Stat->reverse = 0;
+               Stat->num_displayed = DEFAULT_MAXMSGS;
+       }
+
+       return 200;
+}
+
+int bbsview_PrintViewHeader(SharedMessageStatus *Stat, void **ViewSpecific)
+{
+       bbsview_struct *VS;
+       WCTemplputParams SubTP;
+
+       VS = (bbsview_struct*)*ViewSpecific;
 
+       VS->BBViewToolBar = NewStrBufPlain(NULL, SIZ);
+       VS->MessageDropdown = NewStrBufPlain(NULL, SIZ);
+
+       /*** startmsg->maxmsgs = **/DrawMessageDropdown(VS->MessageDropdown, 
+                                                       Stat->maxmsgs, 
+                                                       Stat->startmsg,
+                                                       Stat->num_displayed, 
+                                                       Stat->lowest_found-1);
+       if (Stat->num_displayed < 0) {
+               Stat->startmsg += Stat->maxmsgs;
+               if (Stat->num_displayed != Stat->maxmsgs)                               
+                       Stat->maxmsgs = abs(Stat->maxmsgs) + 1;
+               else
+                       Stat->maxmsgs = abs(Stat->maxmsgs);
+
+       }
+       if (Stat->nummsgs > 0) {
+               memset(&SubTP, 0, sizeof(WCTemplputParams));
+               SubTP.Filter.ContextType = CTX_STRBUF;
+               SubTP.Context = VS->MessageDropdown;
+               DoTemplate(HKEY("msg_listselector_top"), VS->BBViewToolBar, &SubTP);
+               StrBufAppendBuf(WC->WBuf, VS->BBViewToolBar, 0);
+               FlushStrBuf(VS->BBViewToolBar);
+       }
+       return 200;
+}
+
+int bbsview_LoadMsgFromServer(SharedMessageStatus *Stat, 
+                             void **ViewSpecific, 
+                             message_summary* Msg, 
+                             int is_new, 
+                             int i)
+{
+       bbsview_struct *VS;
+
+       VS = (bbsview_struct*)*ViewSpecific;
+       if (VS->displayed_msgs == NULL) {
+               VS->displayed_msgs = malloc(sizeof(long) *
+                                           ((Stat->maxmsgs < Stat->nummsgs) ? 
+                                            Stat->maxmsgs + 1 : 
+                                            Stat->nummsgs + 1));
+       }
+       if ((i >= Stat->startmsg) && (i < Stat->startmsg + Stat->maxmsgs)) {
+               VS->displayed_msgs[Stat->num_displayed] = Msg->msgnum;
+               Stat->num_displayed++;
+       }
+       return 200;
+}
+
+
+int bbsview_RenderView_or_Tail(SharedMessageStatus *Stat, 
+                              void **ViewSpecific, 
+                              long oper)
+{
+       wcsession *WCC = WC;
+       bbsview_struct *VS;
+       WCTemplputParams SubTP;
+       const StrBuf *Mime;
+
+       VS = (bbsview_struct*)*ViewSpecific;
+       if (Stat->nummsgs == 0) {
+               wprintf("<div class=\"nomsgs\"><br><em>");
+               switch (oper) {
+               case readnew:
+                       wprintf(_("No new messages."));
+                       break;
+               case readold:
+                       wprintf(_("No old messages."));
+                       break;
+               default:
+                       wprintf(_("No messages here."));
+               }
+               wprintf("</em><br></div>\n");
+       }
+       else 
+       {
+               if (VS->displayed_msgs != NULL) {
+                       /* if we do a split bbview in the future, begin messages div here */
+                       int a;/// todo  
+                       for (a=0; a < Stat->num_displayed; ++a) {
+                               read_message(WCC->WBuf, HKEY("view_message"), VS->displayed_msgs[a], NULL, &Mime);
+                       }
+                       
+                       /* if we do a split bbview in the future, end messages div here */
+                       
+                       free(VS->displayed_msgs);
+                       VS->displayed_msgs = NULL;
+               }
+               memset(&SubTP, 0, sizeof(WCTemplputParams));
+               SubTP.Filter.ContextType = CTX_STRBUF;
+               SubTP.Context = VS->MessageDropdown;
+               DoTemplate(HKEY("msg_listselector_bottom"), VS->BBViewToolBar, &SubTP);
+               StrBufAppendBuf(WCC->WBuf, VS->BBViewToolBar, 0);
+       }
+       return 0;
+
+}
+
+
+int bbsview_Cleanup(void **ViewSpecific)
+{
+       bbsview_struct *VS;
+
+       VS = (bbsview_struct*)*ViewSpecific;
+       end_burst();
+       FreeStrBuf(&VS->BBViewToolBar);
+       FreeStrBuf(&VS->MessageDropdown);
+       free(VS);
+       return 0;
+}
 
 void 
 InitModule_MSGRENDERERS
 (void)
 {
+       RegisterReadLoopHandlerset(
+               VIEW_MAILBOX,
+               mailview_GetParamsGetServerCall,
+               NULL, /// TODO: is this right?
+               NULL, //// ""
+               mailview_RenderView_or_Tail,
+               mailview_Cleanup);
+
+       RegisterReadLoopHandlerset(
+               VIEW_BBS,
+               bbsview_GetParamsGetServerCall,
+               bbsview_PrintViewHeader,
+               bbsview_LoadMsgFromServer,
+               bbsview_RenderView_or_Tail,
+               bbsview_Cleanup);
+
        RegisterSortFunc(HKEY("date"), 
                         NULL, 0,
                         summcmp_date,
@@ -1164,6 +1512,7 @@ InitModule_MSGRENDERERS
        RegisterNamespace("MAIL:BODY", 0, 2, tmplput_MAIL_BODY,  CTX_MAILSUM);
        RegisterNamespace("MAIL:QUOTETEXT", 1, 2, tmplput_QUOTED_MAIL_BODY,  CTX_NONE);
        RegisterNamespace("MAIL:EDITTEXT", 1, 2, tmplput_EDIT_MAIL_BODY,  CTX_NONE);
+       RegisterNamespace("MAIL:EDITWIKI", 1, 2, tmplput_EDIT_WIKI_BODY,  CTX_NONE);
        RegisterConditional(HKEY("COND:MAIL:SUMM:RFCA"), 0, Conditional_MAIL_SUMM_RFCA,  CTX_MAILSUM);
        RegisterConditional(HKEY("COND:MAIL:SUMM:CCCC"), 0, Conditional_MAIL_SUMM_CCCC,  CTX_MAILSUM);
        RegisterConditional(HKEY("COND:MAIL:SUMM:UNREAD"), 0, Conditional_MAIL_SUMM_UNREAD, CTX_MAILSUM);
@@ -1206,17 +1555,19 @@ InitModule_MSGRENDERERS
                         NULL, NULL, CTX_MIME_ATACH, CTX_NONE, IT_NOFLAG);
 
        /* mime renderers translate an attachment into webcit viewable html text */
-       RegisterMimeRenderer(HKEY("message/rfc822"), render_MAIL);
-       RegisterMimeRenderer(HKEY("text/vnote"), render_MIME_VNote);
-       RegisterMimeRenderer(HKEY("text/x-vcard"), render_MIME_VCard);
-       RegisterMimeRenderer(HKEY("text/vcard"), render_MIME_VCard);
-       RegisterMimeRenderer(HKEY("text/calendar"), render_MIME_ICS);
-       RegisterMimeRenderer(HKEY("application/ics"), render_MIME_ICS);
-       RegisterMimeRenderer(HKEY("text/x-citadel-variformat"), render_MAIL_variformat);
-       RegisterMimeRenderer(HKEY("text/plain"), render_MAIL_text_plain);
-       RegisterMimeRenderer(HKEY("text"), render_MAIL_text_plain);
-       RegisterMimeRenderer(HKEY("text/html"), render_MAIL_html);
-       RegisterMimeRenderer(HKEY(""), render_MAIL_UNKNOWN);
+       RegisterMimeRenderer(HKEY("message/rfc822"), render_MAIL, 1, 150);
+       RegisterMimeRenderer(HKEY("text/vnote"), render_MIME_VNote, 1, 300);
+       RegisterMimeRenderer(HKEY("text/x-vcard"), render_MIME_VCard, 1, 201);
+       RegisterMimeRenderer(HKEY("text/vcard"), render_MIME_VCard, 1, 200);
+       RegisterMimeRenderer(HKEY("text/calendar"), render_MIME_ICS, 1, 501);
+       RegisterMimeRenderer(HKEY("application/ics"), render_MIME_ICS, 1, 500);
+       RegisterMimeRenderer(HKEY("text/x-citadel-variformat"), render_MAIL_variformat, 1, 2);
+       RegisterMimeRenderer(HKEY("text/plain"), render_MAIL_text_plain, 1, 3);
+       RegisterMimeRenderer(HKEY("text"), render_MAIL_text_plain, 1, 1);
+       RegisterMimeRenderer(HKEY("text/html"), render_MAIL_html, 1, 100);
+       RegisterMimeRenderer(HKEY(""), render_MAIL_UNKNOWN, 0, 0);
+       /* and finalize the anouncement to the server... */
+       CreateMimeStr();
 
        /* these headers are citserver replies to MSG4 and friends. one evaluator for each */
        RegisterMsgHdr(HKEY("nhdr"), examine_nhdr, 0);
@@ -1253,6 +1604,7 @@ ServerStartModule_MSGRENDERERS
 {
        MsgHeaderHandler = NewHash(1, NULL);
        MimeRenderHandler = NewHash(1, NULL);
+       ReadLoopHandler = NewHash(1, NULL);
 }
 
 void 
@@ -1261,6 +1613,7 @@ ServerShutdownModule_MSGRENDERERS
 {
        DeleteHash(&MsgHeaderHandler);
        DeleteHash(&MimeRenderHandler);
+       DeleteHash(&ReadLoopHandler);
 }