]> code.citadel.org Git - citadel.git/blobdiff - webcit/messages.c
* More changes required to be able to do embedded message/rfc822 and still be
[citadel.git] / webcit / messages.c
index 8d07e98cc8bd0aa5250b6481c40b5729a6b47cae..2dcd3ca42aa21f72fc0726c835dc8528a8bc0741 100644 (file)
@@ -38,6 +38,7 @@ void utf8ify_rfc822_string(char *buf) {
        size_t obuflen;        /* Length of output buffer             */
        char *isav;                /* Saved pointer to input buffer     */
        char *osav;                /* Saved pointer to output buffer       */
+       int passes = 0;
 
        while (start=strstr(buf, "=?"), end=strstr(buf, "?="),
                ((start != NULL) && (end != NULL) && (end > start)) )
@@ -87,11 +88,28 @@ void utf8ify_rfc822_string(char *buf) {
                        iconv_close(ic);
                }
                else {
+                       end = start;
+                       end++;
+                       strcpy(start, "");
+                       remove_token(end, 0, '?');
+                       remove_token(end, 0, '?');
+                       remove_token(end, 0, '?');
+                       remove_token(end, 0, '?');
+                       strcpy(end, &end[1]);
+
                        snprintf(newbuf, sizeof newbuf, "%s(unreadable)%s", buf, end);
                        strcpy(buf, newbuf);
                }
 
                free(isav);
+
+               /* Since spammers will go to all sorts of absurd lengths to get their
+                * messages through, there are LOTS of corrupt headers out there.
+                * So, prevent a really badly formed RFC2047 header from throwing
+                * this function into an infinite loop.
+                */
+               ++passes;
+               if (passes > 20) return;
        }
 
 }
@@ -473,9 +491,9 @@ void display_vcard(char *vcard_source, char alpha, int full, char *storename) {
 
 
 /*
- * I wanna SEE that message!
+ * I wanna SEE that message!  (Optional 'section' for encapsulated message/rfc822 submessage)
  */
-void read_message(long msgnum, int printable_view) {
+void read_message(long msgnum, int printable_view, char *section) {
        char buf[SIZ];
        char mime_partnum[256];
        char mime_filename[256];
@@ -484,6 +502,7 @@ void read_message(long msgnum, int printable_view) {
        char mime_disposition[256];
        int mime_length;
        char mime_http[SIZ];
+       char mime_submessages[256];
        char m_subject[256];
        char m_cc[1024];
        char from[256];
@@ -518,8 +537,9 @@ void read_message(long msgnum, int printable_view) {
        strcpy(mime_http, "");
        strcpy(mime_content_type, "text/plain");
        strcpy(mime_charset, "us-ascii");
+       strcpy(mime_submessages, "");
 
-       serv_printf("MSG4 %ld", msgnum);
+       serv_printf("MSG4 %ld|%s", msgnum, section);
        serv_getln(buf, sizeof buf);
        if (buf[0] != '1') {
                wprintf("<STRONG>");
@@ -579,6 +599,7 @@ void read_message(long msgnum, int printable_view) {
                        }
                        safestrncpy(&reply_all[strlen(reply_all)], &buf[5],
                                (sizeof reply_all - strlen(reply_all)) );
+                       lprintf(9, "REPLY_ALL: %s\n", reply_all);       // FIXME
                }
                if ((!strncasecmp(buf, "hnod=", 5))
                    && (strcasecmp(&buf[5], serv_info.serv_humannode))) {
@@ -629,7 +650,13 @@ void read_message(long msgnum, int printable_view) {
                        extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
                        mime_length = extract_int(&buf[5], 5);
 
-                       if ((!strcasecmp(mime_disposition, "inline"))
+                       if (!strcasecmp(mime_content_type, "message/rfc822")) {
+                               if (strlen(mime_submessages) > 0) {
+                                       strcat(mime_submessages, "|");
+                               }
+                               strcat(mime_submessages, mime_partnum);
+                       }
+                       else if ((!strcasecmp(mime_disposition, "inline"))
                           && (!strncasecmp(mime_content_type, "image/", 6)) ){
                                snprintf(&mime_http[strlen(mime_http)],
                                        (sizeof(mime_http) - strlen(mime_http) - 1),
@@ -644,11 +671,12 @@ void read_message(long msgnum, int printable_view) {
                                        "TARGET=\"wc.%ld.%s\">"
                                        "<IMG SRC=\"/static/diskette_24x.gif\" "
                                        "BORDER=0 ALIGN=MIDDLE>\n"
-                                       "Part %s: %s (%s, %d bytes)</A><br />\n",
+                                       "%s (%s, %d bytes)</A><br />\n",
                                        msgnum, mime_partnum, mime_filename,
                                        msgnum, mime_partnum,
-                                       mime_partnum, mime_filename,
-                                       mime_content_type, mime_length);
+                                       mime_filename,
+                                       mime_content_type, mime_length
+                               );
                        }
 
                        /*** begin handler prep ***/
@@ -749,9 +777,11 @@ void read_message(long msgnum, int printable_view) {
                        urlescputs(reply_to);
                        wprintf("?cc=");
                        urlescputs(reply_all);
-                       wprintf("?subject=");
-                       if (strncasecmp(m_subject, "Re:", 3)) wprintf("Re:%20");
-                       urlescputs(m_subject);
+                       if (strlen(m_subject) > 0) {
+                               wprintf("?subject=");
+                               if (strncasecmp(m_subject, "Re:", 3)) wprintf("Re:%20");
+                               urlescputs(m_subject);
+                       }
                        wprintf("\">[%s]</a> ", _("ReplyAll"));
                }
 
@@ -818,11 +848,14 @@ void read_message(long msgnum, int printable_view) {
 
        /* Set up a character set conversion if we need to (and if we can) */
 #ifdef HAVE_ICONV
+       if (strchr(mime_charset, ';')) strcpy(strchr(mime_charset, ';'), "");
        if ( (strcasecmp(mime_charset, "us-ascii"))
-          && (strcasecmp(mime_charset, "UTF-8")) ) {
+          && (strcasecmp(mime_charset, "UTF-8"))
+          && (strcasecmp(mime_charset, ""))
+       ) {
                ic = iconv_open("UTF-8", mime_charset);
                if (ic == (iconv_t)(-1) ) {
-                       lprintf(5, "iconv_open() failed: %s\n", strerror(errno));
+                       lprintf(5, "%s:%d iconv_open(UTF-8, %s) failed: %s\n", __FILE__, __LINE__, mime_charset, strerror(errno));
                }
        }
 #endif
@@ -884,8 +917,20 @@ void read_message(long msgnum, int printable_view) {
                while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) { }
        }
 
+       /* If there are attached submessages, display them now... */
+       if ( (strlen(mime_submessages) > 0) && (!section[0]) ) {
+               for (i=0; i<num_tokens(mime_submessages, '|'); ++i) {
+                       extract_token(buf, mime_submessages, i, '|', sizeof buf);
+                       /* use printable_view to suppress buttons */
+                       wprintf("<blockquote>");
+                       read_message(msgnum, 1, buf);
+                       wprintf("</blockquote>");
+               }
+       }
+
+
        /* Afterwards, offer links to download attachments 'n' such */
-       if (strlen(mime_http) > 0) {
+       if ( (strlen(mime_http) > 0) && (!section[0]) ) {
                wprintf("%s", mime_http);
        }
 
@@ -951,7 +996,7 @@ void embed_message(void) {
 
        msgnum = atol(bstr("msgnum"));
        begin_ajax_response();
-       read_message(msgnum, 0);
+       read_message(msgnum, 0, "");
        end_ajax_response();
 }
 
@@ -976,7 +1021,7 @@ void print_message(void) {
                "<body onLoad=\" window.print(); window.close(); \">\n"
        );
        
-       read_message(msgnum, 1);
+       read_message(msgnum, 1, "");
 
        wprintf("\n</body></html>\n\n");
        wDumpContent(0);
@@ -1158,10 +1203,12 @@ void pullquote_message(long msgnum, int forward_attachments) {
        /* Set up a character set conversion if we need to (and if we can) */
 #ifdef HAVE_ICONV
        if ( (strcasecmp(mime_charset, "us-ascii"))
-          && (strcasecmp(mime_charset, "UTF-8")) ) {
+          && (strcasecmp(mime_charset, "UTF-8"))
+          && (strcasecmp(mime_charset, ""))
+       ) {
                ic = iconv_open("UTF-8", mime_charset);
                if (ic == (iconv_t)(-1) ) {
-                       lprintf(5, "iconv_open() failed: %s\n", strerror(errno));
+                       lprintf(5, "%s:%d iconv_open() failed: %s\n", __FILE__, __LINE__, strerror(errno));
                }
        }
 #endif
@@ -1290,6 +1337,13 @@ ENDBODY:
 void display_summarized(int num) {
        char datebuf[64];
 
+       wprintf("<tr bgcolor=\"#%s\" ",
+               ((num % 2) ? "DDDDDD" : "FFFFFF")
+       );
+
+       wprintf("onClick=\" new Ajax.Updater('preview_pane', '/msg', { method: 'get', parameters: 'msgnum=%ld' } ); \" ", WC->summ[num].msgnum);
+       wprintf(">");
+
        wprintf("<TD>");
        if (WC->summ[num].is_new) wprintf("<B>");
        escputs(WC->summ[num].subj);
@@ -1306,9 +1360,11 @@ void display_summarized(int num) {
        wprintf(" </TD>");
        wprintf("<TD>"
                "<INPUT TYPE=\"checkbox\" NAME=\"msg_%ld\" VALUE=\"yes\">"
-               "</TD>\n",
+               "</TD>",
                WC->summ[num].msgnum
        );
+
+       wprintf("</tr>\n");
 }
 
 
@@ -1750,7 +1806,6 @@ void readloop(char *oper)
        long pn_previous = 0L;
        long pn_current = 0L;
        long pn_next = 0L;
-       int bg = 0;
        struct addrbookent *addrbook = NULL;
        int num_ab = 0;
        char *sortby = NULL;
@@ -1773,7 +1828,7 @@ void readloop(char *oper)
                set_preference(sortpref_name, sortby, 1);
        }
        if (strlen(sortby) == 0) sortby = sortpref_value;
-       if (strlen(sortby) == 0) sortby = "msgid";
+       if (strlen(sortby) == 0) sortby = "rdate";
 
        output_headers(1, 1, 1, 0, 0, 0);
 
@@ -1933,7 +1988,7 @@ void readloop(char *oper)
                datesort_button = "<a href=\"/readfwd?startmsg=1?maxmsgs=9999999?summary=1?sortby=date\"><img border=\"0\" src=\"/static/up_pointer.gif\" /></a>" ;
        }
        else {
-               datesort_button = "<a href=\"/readfwd?startmsg=1?maxmsgs=9999999?summary=1?sortby=date\"><img border=\"0\" src=\"/static/sort_none.gif\" /></a>" ;
+               datesort_button = "<a href=\"/readfwd?startmsg=1?maxmsgs=9999999?summary=1?sortby=rdate\"><img border=\"0\" src=\"/static/sort_none.gif\" /></a>" ;
        }
 
        if (is_summary) {
@@ -1974,18 +2029,6 @@ void readloop(char *oper)
                        if (a > 0) pn_previous = WC->msgarr[a-1];
                        if (a < (nummsgs-1)) pn_next = WC->msgarr[a+1];
 
-                       /* If a tabular view, set up the line */
-                       if (is_summary) {
-                               bg = 1 - bg;
-                               wprintf("<tr bgcolor=\"#%s\" ",
-                                       (bg ? "DDDDDD" : "FFFFFF")
-                               );
-
-                               wprintf("onClick=\" new Ajax.Updater('preview_pane', '/msg', { method: 'get', parameters: 'msgnum=%ld' } ); \" ", WC->summ[a].msgnum);
-
-                               wprintf(">");
-                       }
-
                        /* Display the message */
                        if (is_summary) {
                                display_summarized(a);
@@ -2009,12 +2052,7 @@ void readloop(char *oper)
                                display_note(WC->msgarr[a]);
                        }
                        else {
-                               read_message(WC->msgarr[a], 0);
-                       }
-
-                       /* If a tabular view, finish the line */
-                       if (is_summary) {
-                               wprintf("</TR>\n");
+                               read_message(WC->msgarr[a], 0, "");
                        }
 
                        if (lowest_displayed < 0) lowest_displayed = a;
@@ -2033,6 +2071,16 @@ void readloop(char *oper)
                wprintf("<div id=\"ml_slider\"></div>");        /* slider */
 
                wprintf("<div id=\"preview_pane\">");   /* The preview pane will initially be empty */
+
+               /* Now register each message (whose element ID is "m9999",
+                * where "9999" is the message number) as draggable.
+               wprintf("<script type=\"text/javascript\">\n");
+               for (a = 0; a < nummsgs; ++a) {
+                       wprintf("new Draggable('m%ld',{revert:true});\n",
+                               WC->summ[a].msgnum);
+               }
+               wprintf("</script>\n");
+                */
        }
 
        /* Bump these because although we're thinking in zero base, the user