modules/s_command: Sketch preliminary handlers with rich responses.

modules/s_command.cc

@@ -8,6 +8,8 @@
 // copyright notice and this permission notice is present in all copies. The
 // full license for this software is available in the LICENSE file.
 
+#include <util/params.h>
+
 using namespace ircd;
 
 mapi::header
@@ -99,6 +101,9 @@ try
 		execute_command(buf, user, room_id, cmd)
 	};
 
+	if(!html && !alt)
+		return;
+
 	m::send(user_room, m::me, "ircd.cmd.result",
 	{
 		{ "msgtype",         "m.text"                  },
@@ -114,6 +119,24 @@ catch(const std::exception &e)
 	throw;
 }
 
+static std::pair<string_view, string_view>
+command__dash(const mutable_buffer &buf,
+              const m::user &user,
+              const m::room &room,
+              const string_view &cmd);
+
+static std::pair<string_view, string_view>
+command__read(const mutable_buffer &buf,
+              const m::user &user,
+              const m::room &room,
+              const string_view &cmd);
+
+static std::pair<string_view, string_view>
+command__version(const mutable_buffer &buf,
+                 const m::user &user,
+                 const m::room &room,
+                 const string_view &cmd);
+
 std::pair<string_view, string_view>
 execute_command(const mutable_buffer &buf,
                 const m::user &user,
@@ -121,6 +144,21 @@ execute_command(const mutable_buffer &buf,
                 const string_view &cmd)
 try
 {
+	switch(hash(token(cmd, ' ', 0)))
+	{
+		case "version"_:
+			return command__version(buf, user, room, cmd);
+
+		case "read"_:
+			return command__read(buf, user, room, cmd);
+
+		case "dash"_:
+			return command__dash(buf, user, room, cmd);
+
+		default:
+			break;
+	}
+
 	const string_view out{fmt::sprintf
 	{
 		buf, "unknown command :%s", cmd
@@ -128,11 +166,94 @@ try
 
 	const string_view alt
 	{
-		"no alt text"
+		out
 	};
 
 	return { out, alt };
 }
+catch(const m::error &e)
+{
+	const json::object &error
+	{
+		e.content
+	};
+
+	log::error
+	{
+		m::log, "Server command from %s in %s '%s' :%s :%s :%s",
+		string_view{room.room_id},
+		string_view{user.user_id},
+		cmd,
+		e.what(),
+		unquote(error.get("errcode")),
+		unquote(error.get("error")),
+	};
+
+	std::ostringstream out;
+	pubsetbuf(out, buf);
+
+	const string_view fg[] {"#FCFCFC", "#FFFFFF"};
+	const string_view bg[] {"#A01810", "#C81810"};
+	const string_view sp {"&nbsp;"};
+	out
+	    << "<h5>"
+	    << "<font color=\"" << fg[0] << "\" data-mx-bg-color=\"" << bg[0] << "\">"
+	    << "<b>"
+	    << sp << sp << e.what() << sp << sp
+	    << "</b>"
+	    << "</font> "
+	    << "<font color=\"" << fg[1] << "\" data-mx-bg-color=\"" << bg[1] << "\">"
+	    << "<b>"
+	    << sp << sp << unquote(error.get("errcode")) << sp << sp
+	    << "</b>"
+	    << "</font> "
+	    << "</h5>"
+	    << "<pre>"
+	    << unquote(error.get("error"))
+	    << "</pre>"
+	    ;
+
+	return
+	{
+		view(out, buf), e.what()
+	};
+}
+catch(const http::error &e)
+{
+	log::error
+	{
+		m::log, "Server command from %s in %s '%s' :%s :%s",
+		string_view{room.room_id},
+		string_view{user.user_id},
+		cmd,
+		e.what(),
+		e.content
+	};
+
+	std::ostringstream out;
+	pubsetbuf(out, buf);
+
+	const string_view fg[] {"#FCFCFC"};
+	const string_view bg[] {"#A01810"};
+	const string_view sp {"&nbsp;"};
+	out
+	    << "<h5>"
+	    << "<font color=\"" << fg[0] << "\" data-mx-bg-color=\"" << bg[0] << "\">"
+	    << "<b>"
+	    << sp << sp << e.what() << sp << sp
+	    << "</b>"
+	    << "</font> "
+	    << "</h5>"
+	    << "<pre>"
+	    << e.content
+	    << "</pre>"
+	    ;
+
+	return
+	{
+		view(out, buf), e.what()
+	};
+}
 catch(const std::exception &e)
 {
 	log::error
@@ -155,3 +276,95 @@ catch(const std::exception &e)
 		{ data(buf), len }
 	};
 }
+
+std::pair<string_view, string_view>
+command__version(const mutable_buffer &buf,
+                 const m::user &user,
+                 const m::room &room,
+                 const string_view &cmd)
+{
+	std::ostringstream out;
+	pubsetbuf(out, buf);
+
+	const string_view sp {"&nbsp;"};
+	out
+	    << "<h1>"
+	    << info::name
+	    << "</h1>"
+	    << "<pre><code>"
+	    << info::version
+	    << "</code></pre>"
+	    ;
+
+	const string_view alt
+	{
+		info::version
+	};
+
+	return { view(out, buf), alt };
+}
+
+std::pair<string_view, string_view>
+command__read(const mutable_buffer &buf,
+              const m::user &user,
+              const m::room &room,
+              const string_view &cmd)
+{
+	const params param{tokens_after(cmd, ' ', 0), " ",
+	{
+		"event_id", "[time]"
+	}};
+
+	const m::event::id::buf event_id
+	{
+		param["event_id"]?
+			m::event::id::buf{param["event_id"]}:
+			m::head(room)
+	};
+
+	const time_t &ms
+	{
+		param.at("[time]", ircd::time<milliseconds>())
+	};
+
+	m::receipt::read(room, user, event_id, ms);
+	return {};
+}
+
+std::pair<string_view, string_view>
+command__dash(const mutable_buffer &buf,
+              const m::user &user,
+              const m::room &room,
+              const string_view &cmd)
+{
+	std::ostringstream out;
+	pubsetbuf(out, buf);
+
+	const string_view fg[] {"#E8E8E8", "#FFFFFF"};
+	const string_view bg[] {"#303030", "#008000"};
+	const string_view sp {"&nbsp;"};
+	out
+	    << "<h5>"
+	    << "<font color=\"" << fg[0] << "\" data-mx-bg-color=\"" << bg[0] << "\">"
+	    << "<b>"
+	    << sp << sp << " CONSTRUCT STATUS " << sp << sp
+	    << "</b>"
+	    << "</font> "
+	    << "<font color=\"" << fg[1] << "\" data-mx-bg-color=\"" << bg[1] << "\">"
+	    << "<b>"
+	    << sp << sp << " OK " << sp << sp
+	    << "</b>"
+	    << "</font> "
+	    << "</h5>"
+	    << "<pre>"
+	    << " "
+	    << "</pre>"
+	    ;
+
+	const string_view alt
+	{
+		"no alt text"
+	};
+
+	return { view(out, buf), alt };
+}