Moved the defunct server-side renderer into another file to keep as a reference.
authorArt Cancro <ajc@citadel.org>
Sun, 27 Dec 2020 23:34:20 +0000 (18:34 -0500)
committerArt Cancro <ajc@citadel.org>
Sun, 27 Dec 2020 23:34:20 +0000 (18:34 -0500)
webcit-ng/README.txt
webcit-ng/forum_view.c
webcit-ng/old_threaded_view_save_for_reference.c [new file with mode: 0644]
webcit-ng/static/js/views.js

index 82c0a93..435df81 100644 (file)
@@ -29,3 +29,8 @@ REST format URIs will generally take the form of:
 
        /ctdl/objectClass/[container/]object[/operation]
 
+We are using:
+
+*      libcitadel for information about the Citadel server, some string handling, and the JSON encoder
+*      Expat for DAV handling
+*      OpenSSL for TLS
index 6cd4f01..a030006 100644 (file)
@@ -37,276 +37,6 @@ void setup_for_forum_view(struct ctdlsession *c)
 }
 
 
-#if 0
-// Renderer for one message in the threaded view
-// (This will probably work for the flat view too.)
-//
-void forum_render_one_message(struct ctdlsession *c, StrBuf * sj, long msgnum)
-{
-       StrBuf *raw_msg = NULL;
-       StrBuf *sanitized_msg = NULL;
-       char buf[1024];
-       char content_transfer_encoding[1024] = { 0 };
-       char content_type[1024] = { 0 };
-       char author[128] = { 0 };
-       char datetime[128] = { 0 };
-
-       ctdl_printf(c, "MSG4 %ld", msgnum);
-       ctdl_readline(c, buf, sizeof(buf));
-       if (buf[0] != '1') {
-               StrBufAppendPrintf(sj, "<div>ERROR CONDITION FIXME WRITE A BOX</div>");
-               return;
-       }
-
-       while ((ctdl_readline(c, buf, sizeof(buf)) >= 0) && (strcmp(buf, "text")) && (strcmp(buf, "000"))) {
-               // citadel header parsing here
-               if (!strncasecmp(buf, "from=", 5)) {
-                       safestrncpy(author, &buf[5], sizeof author);
-               }
-               if (!strncasecmp(buf, "time=", 5)) {
-                       time_t tt;
-                       struct tm tm;
-                       tt = atol(&buf[5]);
-                       localtime_r(&tt, &tm);
-                       strftime(datetime, sizeof datetime, "%c", &tm);
-               }
-       }
-
-       if (!strcmp(buf, "text")) {
-               while ((ctdl_readline(c, buf, sizeof(buf)) >= 0) && (strcmp(buf, "")) && (strcmp(buf, "000"))) {
-                       // rfc822 header parsing here
-                       if (!strncasecmp(buf, "Content-transfer-encoding:", 26)) {
-                               strcpy(content_transfer_encoding, &buf[26]);
-                               striplt(content_transfer_encoding);
-                       }
-                       if (!strncasecmp(buf, "Content-type:", 13)) {
-                               strcpy(content_type, &buf[13]);
-                               striplt(content_type);
-                       }
-               }
-               raw_msg = ctdl_readtextmsg(c);
-       } else {
-               raw_msg = NULL;
-       }
-
-       // begin output
-
-       StrBufAppendPrintf(sj, "<div>");        // begin message wrapper
-       StrBufAppendPrintf(sj, "<div style=\"float:left;padding-right:2px\">"); // begin avatar FIXME move the style to a stylesheet
-       StrBufAppendPrintf(sj, "<i class=\"fa fa-user-circle fa-2x\"></i> ");   // FIXME temporary avatar
-       StrBufAppendPrintf(sj, "</div>");       // end avatar
-       StrBufAppendPrintf(sj, "<div>");        // begin content
-       StrBufAppendPrintf(sj, "<div>");        // begin header
-       StrBufAppendPrintf(sj, "<span class=\"ctdl-username\"><a href=\"#\">%s</a></span> ", author);   // FIXME link to user profile or whatever
-       StrBufAppendPrintf(sj, "<span class=\"ctdl-msgdate\">%s</span> ", datetime);
-       StrBufAppendPrintf(sj, "</div>");       // end header
-       StrBufAppendPrintf(sj, "<div>");        // begin body
-
-       if (raw_msg) {
-
-               // These are the encodings we know how to handle.  Decode in-place.
-
-               if (!strcasecmp(content_transfer_encoding, "base64")) {
-                       StrBufDecodeBase64(raw_msg);
-               }
-               if (!strcasecmp(content_transfer_encoding, "quoted-printable")) {
-                       StrBufDecodeQP(raw_msg);
-               }
-               // At this point, raw_msg contains the decoded message.
-               // Now run through the renderers we have available.
-
-               if (!strncasecmp(content_type, "text/html", 9)) {
-                       sanitized_msg = html2html("UTF-8", 0, c->room, msgnum, raw_msg);
-               } else if (!strncasecmp(content_type, "text/plain", 10)) {
-                       sanitized_msg = text2html("UTF-8", 0, c->room, msgnum, raw_msg);
-               } else if (!strncasecmp(content_type, "text/x-citadel-variformat", 25)) {
-                       sanitized_msg = variformat2html(raw_msg);
-               } else {
-                       sanitized_msg = NewStrBufPlain(HKEY("<i>No renderer for this content type</i><br>"));
-               }
-               FreeStrBuf(&raw_msg);
-
-               // If sanitized_msg is not NULL, we have rendered the message and can output it.
-
-               if (sanitized_msg) {
-                       StrBufAppendBuf(sj, sanitized_msg, 0);
-                       FreeStrBuf(&sanitized_msg);
-               }
-       }
-
-       StrBufAppendPrintf(sj, "</div>");       // end body
-       StrBufAppendPrintf(sj, "</div>");       // end content
-       StrBufAppendPrintf(sj, "</div>");       // end wrapper
-}
-
-
-// This code implements the thread display code.  The thread sorting algorithm is working nicely but we're trying
-// not to do rendering in the C server of webcit.  Maybe move it into the server as "MSGS threaded" or something like that?
-
-// Threaded view (recursive section)
-//
-void thread_o_print(struct ctdlsession *c, StrBuf * sj, struct mthread *m, int num_msgs, int where_parent_is, int nesting_level)
-{
-       int i = 0;
-       int j = 0;
-       int num_printed = 0;
-
-       for (i = 0; i < num_msgs; ++i) {
-               if (m[i].parent == where_parent_is) {
-
-                       if (++num_printed == 1) {
-                               StrBufAppendPrintf(sj, "<ul style=\"list-style-type: none;\">");
-                       }
-
-                       StrBufAppendPrintf(sj, "<li class=\"post\" id=\"post-%ld\">", m[i].msgnum);
-                       forum_render_one_message(c, sj, m[i].msgnum);
-                       StrBufAppendPrintf(sj, "</li>\r\n");
-                       if (i != 0) {
-                               thread_o_print(c, sj, m, num_msgs, i, nesting_level + 1);
-                       }
-               }
-       }
-
-       if (num_printed > 0) {
-               StrBufAppendPrintf(sj, "</ul>");
-       }
-}
-
-
-// Threaded view (entry point)
-//
-void threaded_view(struct http_transaction *h, struct ctdlsession *c, char *which)
-{
-       int num_msgs = 0;
-       int num_alloc = 0;
-       struct mthread *m;
-       char buf[1024];
-       char refs[1024];
-       int i, j, k;
-
-       ctdl_printf(c, "MSGS ALL|||9"); // 9 == headers + thread references
-       ctdl_readline(c, buf, sizeof(buf));
-       if (buf[0] != '1') {
-               do_404(h);
-               return;
-       }
-
-       StrBuf *sj = NewStrBuf();
-       StrBufAppendPrintf(sj, "<html><body>\r\n");
-
-       while (ctdl_readline(c, buf, sizeof buf), strcmp(buf, "000")) {
-
-               ++num_msgs;
-               if (num_msgs > num_alloc) {
-                       if (num_alloc == 0) {
-                               num_alloc = 100;
-                               m = malloc(num_alloc * sizeof(struct mthread));
-                       } else {
-                               num_alloc *= 2;
-                               m = realloc(m, (num_alloc * sizeof(struct mthread)));
-                       }
-               }
-
-               memset(&m[num_msgs - 1], 0, sizeof(struct mthread));
-               m[num_msgs - 1].msgnum = extract_long(buf, 0);
-               m[num_msgs - 1].datetime = extract_long(buf, 1);
-               extract_token(m[num_msgs - 1].from, buf, 2, '|', sizeof m[num_msgs - 1].from);
-               m[num_msgs - 1].threadhash = extract_int(buf, 6);
-               extract_token(refs, buf, 7, '|', sizeof refs);
-
-               char *t;
-               char *r = refs;
-               i = 0;
-               while ((t = strtok_r(r, ",", &r))) {
-                       if (i == 0) {
-                               m[num_msgs - 1].refhashes[0] = atoi(t); // always keep the first one
-                       } else {
-                               memcpy(&m[num_msgs - 1].refhashes[1], &m[num_msgs - 1].refhashes[2], sizeof(int) * 8);  // shift the rest
-                               m[num_msgs - 1].refhashes[9] = atoi(t);
-                       }
-                       ++i;
-               }
-
-       }
-
-       // Sort by thread.  I did read jwz's sorting algorithm and it looks pretty good, but jwz is a self-righteous asshole so we do it our way.
-       for (i = 0; i < num_msgs; ++i) {
-               for (j = 9; (j >= 0) && (m[i].parent == 0); --j) {
-                       for (k = 0; (k < num_msgs) && (m[i].parent == 0); ++k) {
-                               if (m[i].refhashes[j] == m[k].threadhash) {
-                                       m[i].parent = k;
-                               }
-                       }
-               }
-       }
-
-       // Now render it
-       setup_for_forum_view(c);
-       thread_o_print(c, sj, m, num_msgs, 0, 0);       // Render threads recursively and recursively
-
-       // Garbage collection is for people who aren't smart enough to manage their own memory.
-       if (num_msgs > 0) {
-               free(m);
-       }
-
-       StrBufAppendPrintf(sj, "</body></html>\r\n");
-
-       add_response_header(h, strdup("Content-type"), strdup("text/html; charset=utf-8"));
-       h->response_code = 200;
-       h->response_string = strdup("OK");
-       h->response_body_length = StrLength(sj);
-       h->response_body = SmashStrBuf(&sj);
-       return;
-}
-
-
-// flat view (entry point)
-//
-void flat_view(struct http_transaction *h, struct ctdlsession *c, char *which)
-{
-       StrBuf *sj = NewStrBuf();
-       StrBufAppendPrintf(sj, "<html><body>\r\n");
-
-       setup_for_forum_view(c);
-       long *msglist = get_msglist(c, "ALL");
-       if (msglist) {
-               int i;
-               for (i = 0; (msglist[i] > 0); ++i) {
-                       forum_render_one_message(c, sj, msglist[i]);
-               }
-               free(msglist);
-       }
-
-       StrBufAppendPrintf(sj, "</body></html>\r\n");
-
-       add_response_header(h, strdup("Content-type"), strdup("text/html; charset=utf-8"));
-       h->response_code = 200;
-       h->response_string = strdup("OK");
-       h->response_body_length = StrLength(sj);
-       h->response_body = SmashStrBuf(&sj);
-       return;
-}
-
-
-// render one message (entire transaction)      FIXME EXTERMINATE
-//
-void html_render_one_message(struct http_transaction *h, struct ctdlsession *c, long msgnum)
-{
-       StrBuf *sj = NewStrBuf();
-       StrBufAppendPrintf(sj, "<html><body>\r\n");
-       setup_for_forum_view(c);        // FIXME way too inefficient to do this for every message !!!!!!!!!!!!!
-       forum_render_one_message(c, sj, msgnum);
-       StrBufAppendPrintf(sj, "</body></html>\r\n");
-       add_response_header(h, strdup("Content-type"), strdup("text/html; charset=utf-8"));
-       h->response_code = 200;
-       h->response_string = strdup("OK");
-       h->response_body_length = StrLength(sj);
-       h->response_body = SmashStrBuf(&sj);
-       return;
-}
-
-#endif
-
 // Fetch a single message and return it in JSON format for client-side rendering
 //
 void json_render_one_message(struct http_transaction *h, struct ctdlsession *c, long msgnum)
diff --git a/webcit-ng/old_threaded_view_save_for_reference.c b/webcit-ng/old_threaded_view_save_for_reference.c
new file mode 100644 (file)
index 0000000..03f7a1f
--- /dev/null
@@ -0,0 +1,285 @@
+/*
+ * This is some older code for the forum view that does server-side rendering.
+ * We're keeping it around as a reference.
+ *
+ * Copyright (c) 1996-2018 by the citadel.org team
+ *
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+
+#if 0
+// Renderer for one message in the threaded view
+// (This will probably work for the flat view too.)
+//
+void forum_render_one_message(struct ctdlsession *c, StrBuf * sj, long msgnum)
+{
+       StrBuf *raw_msg = NULL;
+       StrBuf *sanitized_msg = NULL;
+       char buf[1024];
+       char content_transfer_encoding[1024] = { 0 };
+       char content_type[1024] = { 0 };
+       char author[128] = { 0 };
+       char datetime[128] = { 0 };
+
+       ctdl_printf(c, "MSG4 %ld", msgnum);
+       ctdl_readline(c, buf, sizeof(buf));
+       if (buf[0] != '1') {
+               StrBufAppendPrintf(sj, "<div>ERROR CONDITION FIXME WRITE A BOX</div>");
+               return;
+       }
+
+       while ((ctdl_readline(c, buf, sizeof(buf)) >= 0) && (strcmp(buf, "text")) && (strcmp(buf, "000"))) {
+               // citadel header parsing here
+               if (!strncasecmp(buf, "from=", 5)) {
+                       safestrncpy(author, &buf[5], sizeof author);
+               }
+               if (!strncasecmp(buf, "time=", 5)) {
+                       time_t tt;
+                       struct tm tm;
+                       tt = atol(&buf[5]);
+                       localtime_r(&tt, &tm);
+                       strftime(datetime, sizeof datetime, "%c", &tm);
+               }
+       }
+
+       if (!strcmp(buf, "text")) {
+               while ((ctdl_readline(c, buf, sizeof(buf)) >= 0) && (strcmp(buf, "")) && (strcmp(buf, "000"))) {
+                       // rfc822 header parsing here
+                       if (!strncasecmp(buf, "Content-transfer-encoding:", 26)) {
+                               strcpy(content_transfer_encoding, &buf[26]);
+                               striplt(content_transfer_encoding);
+                       }
+                       if (!strncasecmp(buf, "Content-type:", 13)) {
+                               strcpy(content_type, &buf[13]);
+                               striplt(content_type);
+                       }
+               }
+               raw_msg = ctdl_readtextmsg(c);
+       } else {
+               raw_msg = NULL;
+       }
+
+       // begin output
+
+       StrBufAppendPrintf(sj, "<div>");        // begin message wrapper
+       StrBufAppendPrintf(sj, "<div style=\"float:left;padding-right:2px\">"); // begin avatar FIXME move the style to a stylesheet
+       StrBufAppendPrintf(sj, "<i class=\"fa fa-user-circle fa-2x\"></i> ");   // FIXME temporary avatar
+       StrBufAppendPrintf(sj, "</div>");       // end avatar
+       StrBufAppendPrintf(sj, "<div>");        // begin content
+       StrBufAppendPrintf(sj, "<div>");        // begin header
+       StrBufAppendPrintf(sj, "<span class=\"ctdl-username\"><a href=\"#\">%s</a></span> ", author);   // FIXME link to user profile or whatever
+       StrBufAppendPrintf(sj, "<span class=\"ctdl-msgdate\">%s</span> ", datetime);
+       StrBufAppendPrintf(sj, "</div>");       // end header
+       StrBufAppendPrintf(sj, "<div>");        // begin body
+
+       if (raw_msg) {
+
+               // These are the encodings we know how to handle.  Decode in-place.
+
+               if (!strcasecmp(content_transfer_encoding, "base64")) {
+                       StrBufDecodeBase64(raw_msg);
+               }
+               if (!strcasecmp(content_transfer_encoding, "quoted-printable")) {
+                       StrBufDecodeQP(raw_msg);
+               }
+               // At this point, raw_msg contains the decoded message.
+               // Now run through the renderers we have available.
+
+               if (!strncasecmp(content_type, "text/html", 9)) {
+                       sanitized_msg = html2html("UTF-8", 0, c->room, msgnum, raw_msg);
+               } else if (!strncasecmp(content_type, "text/plain", 10)) {
+                       sanitized_msg = text2html("UTF-8", 0, c->room, msgnum, raw_msg);
+               } else if (!strncasecmp(content_type, "text/x-citadel-variformat", 25)) {
+                       sanitized_msg = variformat2html(raw_msg);
+               } else {
+                       sanitized_msg = NewStrBufPlain(HKEY("<i>No renderer for this content type</i><br>"));
+               }
+               FreeStrBuf(&raw_msg);
+
+               // If sanitized_msg is not NULL, we have rendered the message and can output it.
+
+               if (sanitized_msg) {
+                       StrBufAppendBuf(sj, sanitized_msg, 0);
+                       FreeStrBuf(&sanitized_msg);
+               }
+       }
+
+       StrBufAppendPrintf(sj, "</div>");       // end body
+       StrBufAppendPrintf(sj, "</div>");       // end content
+       StrBufAppendPrintf(sj, "</div>");       // end wrapper
+}
+
+
+// This code implements the thread display code.  The thread sorting algorithm is working nicely but we're trying
+// not to do rendering in the C server of webcit.  Maybe move it into the server as "MSGS threaded" or something like that?
+
+// Threaded view (recursive section)
+//
+void thread_o_print(struct ctdlsession *c, StrBuf * sj, struct mthread *m, int num_msgs, int where_parent_is, int nesting_level)
+{
+       int i = 0;
+       int j = 0;
+       int num_printed = 0;
+
+       for (i = 0; i < num_msgs; ++i) {
+               if (m[i].parent == where_parent_is) {
+
+                       if (++num_printed == 1) {
+                               StrBufAppendPrintf(sj, "<ul style=\"list-style-type: none;\">");
+                       }
+
+                       StrBufAppendPrintf(sj, "<li class=\"post\" id=\"post-%ld\">", m[i].msgnum);
+                       forum_render_one_message(c, sj, m[i].msgnum);
+                       StrBufAppendPrintf(sj, "</li>\r\n");
+                       if (i != 0) {
+                               thread_o_print(c, sj, m, num_msgs, i, nesting_level + 1);
+                       }
+               }
+       }
+
+       if (num_printed > 0) {
+               StrBufAppendPrintf(sj, "</ul>");
+       }
+}
+
+
+// Threaded view (entry point)
+//
+void threaded_view(struct http_transaction *h, struct ctdlsession *c, char *which)
+{
+       int num_msgs = 0;
+       int num_alloc = 0;
+       struct mthread *m;
+       char buf[1024];
+       char refs[1024];
+       int i, j, k;
+
+       ctdl_printf(c, "MSGS ALL|||9"); // 9 == headers + thread references
+       ctdl_readline(c, buf, sizeof(buf));
+       if (buf[0] != '1') {
+               do_404(h);
+               return;
+       }
+
+       StrBuf *sj = NewStrBuf();
+       StrBufAppendPrintf(sj, "<html><body>\r\n");
+
+       while (ctdl_readline(c, buf, sizeof buf), strcmp(buf, "000")) {
+
+               ++num_msgs;
+               if (num_msgs > num_alloc) {
+                       if (num_alloc == 0) {
+                               num_alloc = 100;
+                               m = malloc(num_alloc * sizeof(struct mthread));
+                       } else {
+                               num_alloc *= 2;
+                               m = realloc(m, (num_alloc * sizeof(struct mthread)));
+                       }
+               }
+
+               memset(&m[num_msgs - 1], 0, sizeof(struct mthread));
+               m[num_msgs - 1].msgnum = extract_long(buf, 0);
+               m[num_msgs - 1].datetime = extract_long(buf, 1);
+               extract_token(m[num_msgs - 1].from, buf, 2, '|', sizeof m[num_msgs - 1].from);
+               m[num_msgs - 1].threadhash = extract_int(buf, 6);
+               extract_token(refs, buf, 7, '|', sizeof refs);
+
+               char *t;
+               char *r = refs;
+               i = 0;
+               while ((t = strtok_r(r, ",", &r))) {
+                       if (i == 0) {
+                               m[num_msgs - 1].refhashes[0] = atoi(t); // always keep the first one
+                       } else {
+                               memcpy(&m[num_msgs - 1].refhashes[1], &m[num_msgs - 1].refhashes[2], sizeof(int) * 8);  // shift the rest
+                               m[num_msgs - 1].refhashes[9] = atoi(t);
+                       }
+                       ++i;
+               }
+
+       }
+
+       // Sort by thread.  I did read jwz's sorting algorithm and it looks pretty good, but jwz is a self-righteous asshole so we do it our way.
+       for (i = 0; i < num_msgs; ++i) {
+               for (j = 9; (j >= 0) && (m[i].parent == 0); --j) {
+                       for (k = 0; (k < num_msgs) && (m[i].parent == 0); ++k) {
+                               if (m[i].refhashes[j] == m[k].threadhash) {
+                                       m[i].parent = k;
+                               }
+                       }
+               }
+       }
+
+       // Now render it
+       setup_for_forum_view(c);
+       thread_o_print(c, sj, m, num_msgs, 0, 0);       // Render threads recursively and recursively
+
+       // Garbage collection is for people who aren't smart enough to manage their own memory.
+       if (num_msgs > 0) {
+               free(m);
+       }
+
+       StrBufAppendPrintf(sj, "</body></html>\r\n");
+
+       add_response_header(h, strdup("Content-type"), strdup("text/html; charset=utf-8"));
+       h->response_code = 200;
+       h->response_string = strdup("OK");
+       h->response_body_length = StrLength(sj);
+       h->response_body = SmashStrBuf(&sj);
+       return;
+}
+
+
+// flat view (entry point)
+//
+void flat_view(struct http_transaction *h, struct ctdlsession *c, char *which)
+{
+       StrBuf *sj = NewStrBuf();
+       StrBufAppendPrintf(sj, "<html><body>\r\n");
+
+       setup_for_forum_view(c);
+       long *msglist = get_msglist(c, "ALL");
+       if (msglist) {
+               int i;
+               for (i = 0; (msglist[i] > 0); ++i) {
+                       forum_render_one_message(c, sj, msglist[i]);
+               }
+               free(msglist);
+       }
+
+       StrBufAppendPrintf(sj, "</body></html>\r\n");
+
+       add_response_header(h, strdup("Content-type"), strdup("text/html; charset=utf-8"));
+       h->response_code = 200;
+       h->response_string = strdup("OK");
+       h->response_body_length = StrLength(sj);
+       h->response_body = SmashStrBuf(&sj);
+       return;
+}
+
+
+// render one message (entire transaction)      FIXME EXTERMINATE
+//
+void html_render_one_message(struct http_transaction *h, struct ctdlsession *c, long msgnum)
+{
+       StrBuf *sj = NewStrBuf();
+       StrBufAppendPrintf(sj, "<html><body>\r\n");
+       setup_for_forum_view(c);        // FIXME way too inefficient to do this for every message !!!!!!!!!!!!!
+       forum_render_one_message(c, sj, msgnum);
+       StrBufAppendPrintf(sj, "</body></html>\r\n");
+       add_response_header(h, strdup("Content-type"), strdup("text/html; charset=utf-8"));
+       h->response_code = 200;
+       h->response_string = strdup("OK");
+       h->response_body_length = StrLength(sj);
+       h->response_body = SmashStrBuf(&sj);
+       return;
+}
+
+#endif
index 1a30a2a..b7eaa1b 100644 (file)
@@ -70,7 +70,6 @@ function forum_readmessages(target_div, gt_msg, lt_msg)
                response = await fetch(url);
                msgs = await(response.json());
                if (response.ok) {
-                       msgs = JSON.parse(this.responseText);
                        document.getElementById(target_div).innerHTML = "" ;
 
                        // If we were given an explicit starting point, by all means start there.
@@ -160,9 +159,8 @@ function forum_render_messages(msgs, prefix, scroll_to)
 function forum_render_one(div, msgnum, scroll_to) {
        fetch_message = async() => {
                response = await fetch("/ctdl/r/" + escapeHTMLURI(current_room) + "/" + msgs[i] + "/json");
-               msg = response.json());
+               msg = await response.json();
                if (response.ok) {
-                       msg = JSON.parse(this.responseText);
 
                        document.getElementById(div).innerHTML =
                          "<div class=\"ctdl-msg-wrapper\">"                            // begin message wrapper