1 module:depends"muc";

     2 

     3 local hide_by_default = not module:get_option_boolean("muc_room_default_hide_media", false);

     4 

     5 local function should_hide_media(room)

     6 	local hide_media = room._data.hide_media;

     7 	if hide_media == nil then

     8 		hide_media = hide_by_default;

     9 	end

    10 	return hide_media;

    11 end

    12 

    13 module:hook("muc-config-form", function(event)

    14 	local room, form = event.room, event.form;

    15 	table.insert(form, {

    16 		name = "{xmpp:prosody.im}muc#roomconfig_display_media",

    17 		type = "boolean",

    18 		label = "Display inline media (images, etc.)",

    19 		value = not should_hide_media(room),

    20 	});

    21 end);

    22 

    23 module:hook("muc-config-submitted", function(event)

    24 	local room, fields, changed = event.room, event.fields, event.changed;

    25 	local new_hide_media = not fields["{xmpp:prosody.im}muc#roomconfig_display_media"];

    26 	if new_hide_media ~= should_hide_media(room) then

    27 		if new_hide_media == hide_by_default(room) then

    28 			room._data.hide_media = nil;

    29 		else

    30 			room._data.hide_media = new_hide_media;

    31 		end

    32 		if type(changed) == "table" then

    33 			changed["{xmpp:prosody.im}muc#roomconfig_display_media"] = true;

    34 		else

    35 			event.changed = true;

    36 		end

    37 	end

    38 end);

    39 

    40 module:hook("muc-disco#info", function (event)

    41 	local room, form, formdata = event.room, event.form, event.formdata;

    42 

    43 	local display_media = not should_hide_media(room);

    44 	table.insert(form, {

    45 		name = "{xmpp:prosody.im}muc#roomconfig_display_media",

    46 	});

    47 	formdata["{xmpp:prosody.im}muc#roomconfig_display_media"] = display_media;

    48 end);

    49 

    50 

    51 module:hook("muc-occupant-groupchat", function (event)

    52 	local stanza = event.stanza;

    53 	if stanza.attr.type ~= "groupchat" then return; end

    54 	if should_hide_media(event.room) then

    55 		stanza:remove_children("x", "jabber:x:oob");

    56 	end

    57 end, 20);