* add first draft of group-change detection

[citadel.git] / webcit / msg_renderers.c

diff --git a/webcit/msg_renderers.c b/webcit/msg_renderers.c
index abf6b55e4d834d863da3c94fbb8b84cd699d85ab..6ac25d56af629fd33fd4155bf74e1c6fec5b0da7 100644 (file)
--- a/webcit/msg_renderers.c
+++ b/webcit/msg_renderers.c
@@ -124,6 +124,17 @@ int summcmp_rsubj(const void *s1, const void *s2) {
        summ2 = (message_summary *)GetSearchPayload(s2);
        return strcasecmp(ChrPtr(summ2->subj), ChrPtr(summ1->subj));
 }
+/*
+ * comparator for message summary structs by descending subject.
+ */
+int groupchange_subj(const void *s1, const void *s2) {
+       message_summary *summ1;
+       message_summary *summ2;
+       
+       summ1 = (message_summary *)s1;
+       summ2 = (message_summary *)s2;
+       return ChrPtr(summ2->subj)[0] != ChrPtr(summ1->subj)[0];
+}
 
 /*
  * comparator for message summary structs by ascending sender.
@@ -148,6 +159,18 @@ int summcmp_rsender(const void *s1, const void *s2) {
        summ2 = (message_summary *)GetSearchPayload(s2);
        return strcasecmp(ChrPtr(summ2->from), ChrPtr(summ1->from));
 }
+/*
+ * comparator for message summary structs by descending sender.
+ */
+int groupchange_sender(const void *s1, const void *s2) {
+       message_summary *summ1;
+       message_summary *summ2;
+       
+       summ1 = (message_summary *)s1;
+       summ2 = (message_summary *)s2;
+       return strcasecmp(ChrPtr(summ2->from), ChrPtr(summ1->from)) != 0;
+
+}
 
 /*
  * comparator for message summary structs by ascending date.
@@ -179,6 +202,21 @@ int summcmp_rdate(const void *s1, const void *s2) {
        else return 0;
 }
 
+/*
+ * comparator for message summary structs by descending date.
+ */
+const long DAYSECONDS = 24 * 60 * 60;
+int groupchange_date(const void *s1, const void *s2) {
+       message_summary *summ1;
+       message_summary *summ2;
+       
+       summ1 = (message_summary *)s1;
+       summ2 = (message_summary *)s2;
+
+       return (summ1->date % DAYSECONDS) != (summ2->date %DAYSECONDS);
+}
+
+
 /*----------------------------------------------------------------------------*/
 /* Don't wanna know... or? */
 void examine_pref(message_summary *Msg, StrBuf *HdrLine, StrBuf *FoundCharset) {return;}
@@ -1012,21 +1050,24 @@ InitModule_MSGRENDERERS
                         NULL, 0,
                         summcmp_date,
                         summcmp_rdate,
+                        groupchange_date,
                         CTX_MAILSUM);
        RegisterSortFunc(HKEY("subject"), 
                         NULL, 0,
                         summcmp_subj,
                         summcmp_rsubj,
+                        groupchange_subj,
                         CTX_MAILSUM);
        RegisterSortFunc(HKEY("sender"),
                         NULL, 0,
                         summcmp_sender,
                         summcmp_rsender,
+                        groupchange_sender,
                         CTX_MAILSUM);
 
        /* iterate over all known mails in WC->summ */
        RegisterIterator("MAIL:SUMM:MSGS", 0, NULL, iterate_get_mailsumm_All,
-                        NULL,NULL, CTX_MAILSUM, CTX_NONE);
+                        NULL,NULL, CTX_MAILSUM, CTX_NONE, IT_NOFLAG);
 
        /* render parts of the message struct */
        RegisterNamespace("MAIL:SUMM:DATESTR", 0, 0, tmplput_MAIL_SUMM_DATE_STR, CTX_MAILSUM);
@@ -1060,13 +1101,13 @@ InitModule_MSGRENDERERS
        RegisterConditional(HKEY("COND:MAIL:MIME:ATTACH:LINKS"), 0, Conditional_MAIL_MIME_ATTACHLINKS, CTX_MAILSUM);
        RegisterConditional(HKEY("COND:MAIL:MIME:ATTACH:ATT"), 0, Conditional_MAIL_MIME_ATTACH, CTX_MAILSUM);
        RegisterIterator("MAIL:MIME:ATTACH", 0, NULL, iterate_get_mime_All, 
-                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM);
+                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM, IT_NOFLAG);
        RegisterIterator("MAIL:MIME:ATTACH:SUBMESSAGES", 0, NULL, iterate_get_mime_Submessages, 
-                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM);
+                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM, IT_NOFLAG);
        RegisterIterator("MAIL:MIME:ATTACH:LINKS", 0, NULL, iterate_get_mime_AttachLinks, 
-                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM);
+                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM, IT_NOFLAG);
        RegisterIterator("MAIL:MIME:ATTACH:ATT", 0, NULL, iterate_get_mime_Attachments, 
-                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM);
+                        NULL, NULL, CTX_MIME_ATACH, CTX_MAILSUM, IT_NOFLAG);
 
        /* Parts of a mime attachent */
        RegisterNamespace("MAIL:MIME:NAME", 0, 2, tmplput_MIME_Name, CTX_MIME_ATACH);
@@ -1083,7 +1124,7 @@ InitModule_MSGRENDERERS
 
        /* iterate the WC->attachments; use the above tokens for their contents */
        RegisterIterator("MSG:ATTACHNAMES", 0, NULL, iterate_get_registered_Attachments, 
-                        NULL, NULL, CTX_MIME_ATACH, CTX_NONE);
+                        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);