From 20918587d39c5c9c370e3b4beccf883f553d9b3e Mon Sep 17 00:00:00 2001
From: Marcelo Fernandez <marcelofg55@gmail.com>
Date: Mon, 25 Sep 2017 10:15:11 -0300
Subject: FileSystemDock will now remove files/dirs to trashcan using
 OS::move_to_trash

---
 platform/x11/os_x11.cpp | 72 +++++++++++++++++++++++++++++++++++++++++++++++++
 platform/x11/os_x11.h   |  2 ++
 2 files changed, 74 insertions(+)

(limited to 'platform/x11')

diff --git a/platform/x11/os_x11.cpp b/platform/x11/os_x11.cpp
index 599c0d2278..041666a594 100644
--- a/platform/x11/os_x11.cpp
+++ b/platform/x11/os_x11.cpp
@@ -35,6 +35,7 @@
 #include "servers/physics/physics_server_sw.h"
 #include "servers/visual/visual_server_raster.h"
 #include "servers/visual/visual_server_wrap_mt.h"
+#include <mntent.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -2175,6 +2176,77 @@ bool OS_X11::is_disable_crash_handler() const {
 	return crash_handler.is_disabled();
 }
 
+static String get_mountpoint(const String &p_path) {
+	struct stat s;
+	if (stat(p_path.utf8().get_data(), &s)) {
+		return "";
+	}
+
+	dev_t dev = s.st_dev;
+	FILE *fd = setmntent("/proc/mounts", "r");
+	if (!fd) {
+		return "";
+	}
+
+	struct mntent mnt;
+	char buf[1024];
+	size_t buflen = 1024;
+	while (getmntent_r(fd, &mnt, buf, buflen)) {
+		if (!stat(mnt.mnt_dir, &s) && s.st_dev == dev) {
+			endmntent(fd);
+			return String(mnt.mnt_dir);
+		}
+	}
+
+	endmntent(fd);
+	return "";
+}
+
+Error OS_X11::move_to_trash(const String &p_path) {
+	String trashcan = "";
+	String mnt = get_mountpoint(p_path);
+
+	if (mnt != "") {
+		String path(mnt + "/.Trash-" + itos(getuid()) + "/files");
+		struct stat s;
+		if (!stat(path.utf8().get_data(), &s)) {
+			trashcan = path;
+		}
+	}
+
+	if (trashcan == "") {
+		char *dhome = getenv("XDG_DATA_HOME");
+		if (dhome) {
+			trashcan = String(dhome) + "/Trash/files";
+		}
+	}
+
+	if (trashcan == "") {
+		char *home = getenv("HOME");
+		if (home) {
+			trashcan = String(home) + "/.local/share/Trash/files";
+		}
+	}
+
+	if (trashcan == "") {
+		ERR_PRINTS("move_to_trash: Could not determine trashcan location");
+		return FAILED;
+	}
+
+	List<String> args;
+	args.push_back("-p");
+	args.push_back(trashcan);
+	Error err = execute("/bin/mkdir", args, true);
+	if (err == OK) {
+		List<String> args2;
+		args2.push_back(p_path);
+		args2.push_back(trashcan);
+		err = execute("/bin/mv", args2, true);
+	}
+
+	return err;
+}
+
 OS_X11::OS_X11() {
 
 #ifdef PULSEAUDIO_ENABLED
diff --git a/platform/x11/os_x11.h b/platform/x11/os_x11.h
index a0338dacf1..0d5c272ed4 100644
--- a/platform/x11/os_x11.h
+++ b/platform/x11/os_x11.h
@@ -273,6 +273,8 @@ public:
 	void disable_crash_handler();
 	bool is_disable_crash_handler() const;
 
+	virtual Error move_to_trash(const String &p_path);
+
 	OS_X11();
 };
 
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