73 lines
2.2 KiB
Vala
73 lines
2.2 KiB
Vala
namespace LAview.Desktop {
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namespace Utils {
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using Gtk;
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/**
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* Resolve a path beginning with "~"
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* Look at: https://github.com/ssokolow/gvrun/blob/master/process_runner.vala#L86
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*/
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#if (linux || UNIX || __unix__)
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static string expand_tilde (string path) {
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if (!path.has_prefix ("~")) return path; // Just pass paths through if they don't start with ~
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// Split the ~user portion from the path (Use / for the path if not present)
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string parts[2];
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if (!(Path.DIR_SEPARATOR_S in path)) {
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parts = { path.substring(1), Path.DIR_SEPARATOR_S };
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} else {
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string trimmed = path.substring(1);
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parts = trimmed.split(Path.DIR_SEPARATOR_S, 2);
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}
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warn_if_fail(parts.length == 2);
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// Handle both "~" and "~user" forms
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string home_path;
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if (parts[0] == "") {
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home_path = Environment.get_variable("HOME") ?? Environment.get_home_dir();
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} else {
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unowned Posix.Passwd _pw = Posix.getpwnam(parts[0]);
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home_path = (_pw == null) ? null : _pw.pw_dir;
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}
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// Fail safely if we couldn't look up a homedir
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if (home_path == null) {
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warning("Could not get homedir for user: %s", parts[0].length > 0 ? parts[0] : "<current user>");
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return path;
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} else {
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return home_path + Path.DIR_SEPARATOR_S + parts[1];
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}
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}
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#endif
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/**
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* Open document.
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* Idea borrowed from: https://github.com/ssokolow/gvrun/blob/master/process_runner.vala
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*/
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void open_document (string path, Window? parent_window = null) {
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#if (UNIX)
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const string[] OPENERS = {"xdg-open", "mimeopen", "open"};
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foreach (var opener in OPENERS) {
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if (Environment.find_program_in_path (opener) != null) {
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try {
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string[] argv = { opener, expand_tilde (path) };
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Process.spawn_async(null, argv, null, SpawnFlags.SEARCH_PATH, null, null);
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} catch (SpawnError err) {
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var msg = new MessageDialog (parent_window, DialogFlags.MODAL, MessageType.ERROR,
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ButtonsType.CLOSE, @"Error: $(err.message).");
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msg.response.connect ((response_id) => { msg.destroy (); } );
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msg.show ();
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}
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break;
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}
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}
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#elif (WINDOWS)
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Posix.system (@"start $path");
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#else
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assert_not_reached ();
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#endif
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}
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}
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}
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