From b5070297414dce26c7d84bd1f76e193f9d054027 Mon Sep 17 00:00:00 2001
From: ZyX <kp-pav@ya.ru>
Date: Sun, 7 Apr 2013 04:19:45 +0400
Subject: [PATCH] Replace shell script with python one

---
 packages/gentoo/app-misc/powerline/Manifest   |  2 +-
 .../app-misc/powerline/powerline-9999.ebuild  |  4 +-
 .../bindings/awesome/powerline-awesome.py     | 38 +++++++++++++++++++
 powerline/bindings/awesome/powerline.lua      |  4 +-
 powerline/bindings/awesome/powerline.sh       | 10 -----
 5 files changed, 43 insertions(+), 15 deletions(-)
 create mode 100755 powerline/bindings/awesome/powerline-awesome.py
 delete mode 100755 powerline/bindings/awesome/powerline.sh

diff --git a/packages/gentoo/app-misc/powerline/Manifest b/packages/gentoo/app-misc/powerline/Manifest
index 802c4188..cca6d4dd 100644
--- a/packages/gentoo/app-misc/powerline/Manifest
+++ b/packages/gentoo/app-misc/powerline/Manifest
@@ -1 +1 @@
-EBUILD powerline-9999.ebuild 4091 SHA256 d1d13b09e3ebefdaa1b90c50ccceb563bb444ca0f484e6448a993d2612dfbb78 SHA512 47f211249bb85608cb9c5b8e72daba5c36971e294e27843396cbf517bc792db64a4f80e843f5c883f8411ed4c9cef5618f9d617b305303a31a4590636879dcd3 WHIRLPOOL 2fc50e1da46d56d160140d3a87a4d9421bf63d67c792bfd88486e0dc72d379045ed79d152aa060a014e7f6bf4eb232642463014de9523909946bd8b2cbf83371
+EBUILD powerline-9999.ebuild 4107 SHA256 721f3360196aa4caa3656ff6e051add2c70cbfc37e965fce9830ecb668148b81 SHA512 27660689e5a0cf86d17268a18fdd917abfb8b2d88b33049fe66f3394c9a85211f24e50af8df1f39d93d11e8bfd442e4636ed92821441daddb56ae9d34162296a WHIRLPOOL 602a2d0d36b1e80da9d1f00c019872369010cd413c4761c1f92a8f53ee5bfb63122d8c13e896700406bf71d99db5994bcd3c7ae46c07218d173bd7084f1a13f1
diff --git a/packages/gentoo/app-misc/powerline/powerline-9999.ebuild b/packages/gentoo/app-misc/powerline/powerline-9999.ebuild
index 8eadbabb..be065566 100644
--- a/packages/gentoo/app-misc/powerline/powerline-9999.ebuild
+++ b/packages/gentoo/app-misc/powerline/powerline-9999.ebuild
@@ -105,11 +105,11 @@ src_install() {
 		doins init.lua
 		rm init.lua
 		exeinto /usr/share/awesome/lib/powerline
-		doexe powerline/bindings/awesome/powerline.sh
+		doexe powerline/bindings/awesome/powerline-awesome.py
 	else
 		rm powerline/bindings/awesome/powerline.lua
 	fi
-	rm powerline/bindings/awesome/powerline.sh
+	rm powerline/bindings/awesome/powerline-awesome.py
 	# There are no standard location for this, thus using /usr/share/powerline
 	if use tmux ; then
 		elog ""
diff --git a/powerline/bindings/awesome/powerline-awesome.py b/powerline/bindings/awesome/powerline-awesome.py
new file mode 100755
index 00000000..c0aa7961
--- /dev/null
+++ b/powerline/bindings/awesome/powerline-awesome.py
@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+# vim:fileencoding=utf-8:noet
+
+from powerline import Powerline
+import sys
+from time import sleep
+from powerline.lib.monotonic import monotonic
+from subprocess import Popen, PIPE
+from threading import Thread
+from select import select
+
+powerline = Powerline('wm', renderer_module='pango_markup')
+powerline.update_renderer()
+
+try:
+	interval = float(sys.argv[1])
+except IndexError:
+	interval = 2
+
+def read_to_log(pl, client):
+	for line in client.stdout:
+		if line:
+			pl.info(line, prefix='awesome-client')
+	for line in client.stderr:
+		if line:
+			pl.error(line, prefix='awesome-client')
+	if client.wait():
+		pl.error('Client exited with {0}', client.returncode, prefix='awesome')
+
+while True:
+	start_time = monotonic()
+	s = powerline.render(side='right')
+	request = "powerline_widget:set_markup('" + s.replace('\\', '\\\\').replace("'", "\\'") + "')\n"
+	client = Popen(['awesome-client'], shell=False, stdout=PIPE, stderr=PIPE, stdin=PIPE)
+	client.stdin.write(request.encode('utf-8'))
+	client.stdin.close()
+	read_to_log(powerline.pl, client)
+	sleep(max(interval - (monotonic() - start_time), 0.1))
diff --git a/powerline/bindings/awesome/powerline.lua b/powerline/bindings/awesome/powerline.lua
index 9424a2fc..659fade4 100644
--- a/powerline/bindings/awesome/powerline.lua
+++ b/powerline/bindings/awesome/powerline.lua
@@ -7,5 +7,5 @@ powerline_widget:set_align('right')
 function powerline(mode, widget) end
 
 bindings_path = string.gsub(debug.getinfo(1).source:match('@(.*)$'), '/[^/]+$', '')
-powerline_cmd = bindings_path .. '/powerline.sh'
-awful.util.spawn_with_shell('ps ax -u $USER | grep "' .. powerline_cmd .. '" | grep -v grep || (' .. powerline_cmd .. ')')
+powerline_cmd = bindings_path .. '/powerline-awesome.py'
+awful.util.spawn_with_shell('ps -C powerline-awesome.py || ' .. powerline_cmd)
diff --git a/powerline/bindings/awesome/powerline.sh b/powerline/bindings/awesome/powerline.sh
deleted file mode 100755
index d068b958..00000000
--- a/powerline/bindings/awesome/powerline.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/sh
-
-SLEEP=2
-[[ "$1" != "" ]] && SLEEP="$1"
-
-while true; do
-	PL_AWESOME_RIGHT=$(powerline wm right -r pango_markup)
-	echo "powerline_widget:set_markup('$PL_AWESOME_RIGHT')" | awesome-client
-	sleep $SLEEP
-done