From 7e89aa14b3c6ac918eb08f01b37943cb1f644317 Mon Sep 17 00:00:00 2001
From: Stephen Boddy <stephen.j.boddy@gmail.com>
Date: Fri, 19 Jun 2015 03:58:41 +0200
Subject: [PATCH] Revert to gtk2 of cwd detection, as method from Egmonts gtk3
 port only returned None for me

---
 terminatorlib/cwd.py        | 46 +++++++++++++++++++++++++++++++++++++
 terminatorlib/terminal.py   | 10 ++++----
 terminatorlib/terminator.py |  4 ++++
 3 files changed, 56 insertions(+), 4 deletions(-)

diff --git a/terminatorlib/cwd.py b/terminatorlib/cwd.py
index 94380646..7b17d84b 100755
--- a/terminatorlib/cwd.py
+++ b/terminatorlib/cwd.py
@@ -6,6 +6,9 @@
 >>> cwd = get_default_cwd()
 >>> cwd.__class__.__name__
 'str'
+>>> func = get_pid_cwd()
+>>> func.__class__.__name__
+'function'
 
 """
 
@@ -25,4 +28,47 @@ def get_default_cwd():
     
     return(cwd)
 
+def get_pid_cwd():
+    """Determine an appropriate cwd function for the OS we are running on"""
+
+    func = lambda pid: None
+    system = platform.system()
+
+    if system == 'Linux':
+        dbg('Using Linux get_pid_cwd')
+        func = linux_get_pid_cwd
+    elif system == 'FreeBSD':
+        try:
+            import freebsd
+            func = freebsd.get_process_cwd
+            dbg('Using FreeBSD get_pid_cwd')
+        except (OSError, NotImplementedError, ImportError):
+            dbg('FreeBSD version too old for get_pid_cwd')
+    elif system == 'SunOS':
+        dbg('Using SunOS get_pid_cwd')
+        func = sunos_get_pid_cwd
+    else:
+        dbg('Unable to determine a get_pid_cwd for OS: %s' % system)
+
+    return(func)
+
+def proc_get_pid_cwd(pid, path):
+    """Extract the cwd of a PID from proc, given the PID and the /proc path to
+    insert it into, e.g. /proc/%s/cwd"""
+    try:
+        cwd = os.path.realpath(path % pid)
+    except Exception, ex:
+        err('Unable to get cwd for PID %s: %s' % (pid, ex))
+        cwd = '/'
+
+    return(cwd)
+
+def linux_get_pid_cwd(pid):
+    """Determine the cwd for a given PID on Linux kernels"""
+    return(proc_get_pid_cwd(pid, '/proc/%s/cwd'))
+
+def sunos_get_pid_cwd(pid):
+    """Determine the cwd for a given PID on SunOS kernels"""
+    return(proc_get_pid_cwd(pid, '/proc/%s/path/cwd'))
+
 # vim: set expandtab ts=4 sw=4:
diff --git a/terminatorlib/terminal.py b/terminatorlib/terminal.py
index c5ccb791..54be4f4a 100755
--- a/terminatorlib/terminal.py
+++ b/terminatorlib/terminal.py
@@ -190,7 +190,9 @@ class Terminal(Gtk.VBox):
 
     def get_cwd(self):
         """Return our cwd"""
-        return(GLib.filename_from_uri(self.vte.get_current_directory_uri())[0])
+        # Disabled and reverted to revert to old style cwd detection as only returns None.
+        # return(GLib.filename_from_uri(self.vte.get_current_directory_uri())[0])
+        return(self.terminator.pid_cwd(self.pid))
 
     def close(self):
         """Close ourselves"""
@@ -1563,10 +1565,10 @@ class Terminal(Gtk.VBox):
         self.emit('navigate', 'right')
 
     def key_split_horiz(self):
-        self.emit('split-horiz', self.get_cwd)
+        self.emit('split-horiz', self.get_cwd())
 
     def key_split_vert(self):
-        self.emit('split-vert', self.get_cwd)
+        self.emit('split-vert', self.get_cwd())
 
     def key_rotate_cw(self):
         self.emit('rotate-cw')
@@ -1668,7 +1670,7 @@ class Terminal(Gtk.VBox):
         self.emit('ungroup-tab')
 
     def key_new_window(self):
-        self.terminator.new_window(self.get_cwd)
+        self.terminator.new_window(self.get_cwd())
 
     def key_new_terminator(self):
         spawn_new_terminator(self.origcwd, ['-u'])
diff --git a/terminatorlib/terminator.py b/terminatorlib/terminator.py
index cd0f0ab2..fa8e4b46 100755
--- a/terminatorlib/terminator.py
+++ b/terminatorlib/terminator.py
@@ -12,6 +12,7 @@ from config import Config
 from keybindings import Keybindings
 from util import dbg, err, enumerate_descendants
 from factory import Factory
+from cwd import get_pid_cwd
 from version import APP_NAME, APP_VERSION
 
 def eventkey2gdkevent(eventkey):  # FIXME FOR GTK3: is there a simpler way of casting from specific EventKey to generic (union) GdkEvent?
@@ -43,6 +44,7 @@ class Terminator(Borg):
     origcwd = None
     dbus_path = None
     dbus_name = None
+    pid_cwd = None
     gnome_client = None
     debug_address = None
 
@@ -78,6 +80,8 @@ class Terminator(Borg):
             self.keybindings.configure(self.config['keybindings'])
         if not self.doing_layout:
             self.doing_layout = False
+        if not self.pid_cwd:
+            self.pid_cwd = get_pid_cwd()
         if self.gnome_client is None:
             self.attempt_gnome_client()