freebsd-ports/lang/erlang/files/patch-lib_gs_src_tool__utils.erl
2008-11-01 19:07:47 +00:00

87 lines
2.6 KiB
Erlang

$FreeBSD$
--- lib/gs/src/tool_utils.erl.orig
+++ lib/gs/src/tool_utils.erl
@@ -27,6 +27,9 @@
-export([file_dialog/1]).
-export([notify/2, confirm/2, confirm_yesno/2, request/2]).
+%% Browser executable list (openURL command line protocol required)
+-define(BROWSERS, ["netscape", "mozilla", "MozillaFirebird", "opera", "firefox", "seamonkey"]).
+
%%----------------------------------------------------------------------
%% open_help(GS, File)
%% GS = gsobj() (GS root object returned by gs:start/0,1)
@@ -67,7 +70,7 @@
{unix,Type} ->
case Type of
darwin -> "open " ++ File;
- _Else -> "netscape -remote \"openURL(file:" ++ File ++ ")\""
+ _Else -> unix_url_command("file:" ++ File)
end;
{win32,_AnyType} ->
"start " ++ filename:nativename(File);
@@ -82,7 +85,7 @@
{unix,Type} ->
case Type of
darwin -> "open " ++ File;
- _Else -> "netscape -remote \"openURL(file:" ++ File ++ ")\""
+ _Else -> unix_url_command("file:" ++ File)
end;
{win32,_AnyType} ->
"netscape.exe -h " ++ regexp:gsub(File,"\\\\","/");
@@ -342,3 +345,53 @@
[Last];
insert_newlines(Other) ->
Other.
+
+%% find_browser(BrowserList) => string() | false
+%% BrowserList - [string()]
+%% Given a list of basenames, find the first available executable.
+
+find_browser([]) ->
+ false;
+
+find_browser([H | T]) ->
+ case os:find_executable(H) of
+ false ->
+ find_browser(T);
+ Browser ->
+ Browser
+ end.
+
+%% unix_url_command(URL) => string()
+%% URL - string()
+%% Open an URL, using a browser which supports the openURL command
+%% line protocol. If no browser is found, the empty string will be
+%% returned.
+
+unix_url_command(URL) ->
+ Template = "BROWSER -remote \"openURL(" ++ URL ++ ")\" || BROWSER " ++ URL ++ "&",
+
+ case os:getenv("BROWSER") of
+ false ->
+ %% look for a compatible browser
+ case find_browser(?BROWSERS) of
+ false ->
+ "";
+ Browser ->
+ case regexp:gsub(Template, "BROWSER", Browser) of
+ {ok, Command, 0} ->
+ %% Template does not contain "BROWSER" placeholder
+ "";
+ {ok, Command, _} ->
+ Command
+ end
+ end;
+
+ Value ->
+ case regexp:gsub(Template, "BROWSER", Value) of
+ {ok, Command2, 0} ->
+ %% no placeholder
+ "";
+ {ok, Command2, _} ->
+ Command2
+ end
+ end.