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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Searches and extract updates for plugins
It uses uscan to search for updates currently you need to add
--download-current to the uscan command to intially get all plugins.
"""
import glob
import sh
import os, re, shutil
from debian import changelog
c = changelog.Changelog(open("debian/changelog").read())
UPSTREAM_VERSION = c.upstream_version
PLUGINS = []
def read():
global PLUGINS
with open("debian/plugins.overview") as f:
c = f.read()
p = c.split("\n\n")
PLUGINS = []
for i in p:
l = re.finditer(r"(^|\n)(?P<key>[^:]+):(?P<value>([^\n]+|(\s*\n\s+[^\n]+)*))",i)
PLUGINS.append(dict([(j.group("key").strip(),j.group("value").strip()) for j in l]))
def write():
global PLUGINS
with open("debian/plugins.overview", "w") as f:
for p in PLUGINS:
if (p != PLUGINS[0]):
f.write("\n")
f.write("\n".join(["%s: %s"%(k,p[k]) for k in ("Plugin", "Source", "Version")]))
if p.get("Exclude-patterns"):
f.write("\nExclude-patterns:\n %s"%(p["Exclude-patterns"]))
f.write("\n")
def unpack(plugin):
fname="../{pname}_{uversion}*.orig-{name}.tar*".format(pname=c.package, uversion=UPSTREAM_VERSION, name=plugin["Plugin"])
fname = glob.glob(fname)[0]
try:
os.mkdir(plugin["Plugin"])
except FileExistsError:
shutil.rmtree(plugin["Plugin"])
os.mkdir(plugin["Plugin"])
sh.tar(["-C", plugin["Plugin"], "--strip-components=1", "-axf", fname])
def update(plugin):
try:
retcode = sh.uscan(["--watchfile", "debian/plugins/{Plugin}/watch".format(**plugin),
"--upstream-version", "{Version}".format(**plugin),
"--download", "--dehs"])
newversion = re.search(r"<upstream-version>([\d.]+)</upstream-version>", str(retcode)).group(1)
downloadurl = re.search(r"<upstream-url>(.+)</upstream-url>", str(retcode)).group(1)
oldversion = plugin["Version"]
plugin["Version"] = newversion
plugin["Source"] = downloadurl
print("New version found for {Plugin} ({oldversion}) -> ({Version}) {Source}".format(oldversion=oldversion, **plugin))
except sh.ErrorReturnCode_1:
pass
#read all plugins form overview
read()
#search for updates & download
for p in PLUGINS:
update(p)
#write back
write()
#extract all plugins
for p in PLUGINS:
unpack(p)
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