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loappimage-helpers/getversions.py

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#!/usr/bin/env python
# encoding: utf-8
import urllib.request
from lxml import etree
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from packaging.version import parse as parse_version
import re, sys, json
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ARCHIVE = "https://downloadarchive.documentfoundation.org/libreoffice/old/"
RELEASE = "https://download.documentfoundation.org/libreoffice/stable/"
DAILY = "https://dev-builds.libreoffice.org/daily/master/Linux-rpm_deb-x86_64@tb87-TDF/current/"
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def getlatestrel(basever):
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"""Search in downloadarchive for the latest version matching baseversion."""
versionlist = etree.HTML(urllib.request.urlopen(ARCHIVE).read()).xpath('//td/a')
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# Getting a more polished matching list
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cleanlist = list(dict.fromkeys([x.text.strip('/') for x in versionlist if x.text.startswith(basever)]))
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# Sorting, then returning the last version
return sorted(cleanlist)[-1]
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def getbranchrel(branch):
"""Based on branch names, get the release number."""
basedirurl = {}
version = ''
if branch == 'daily':
basedirurl = { 'x86_64': DAILY, 'x86': '-' }
version = etree.HTML(urllib.request.urlopen(DAILY).read()).xpath('//td/a')[1].text.split('_')[1]
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return { 'version': version, 'basedirurl': basedirurl }
versions = etree.HTML(urllib.request.urlopen(RELEASE).read()).xpath('//td/a')
index = 1
if branch == 'still':
index = 2
elif branch == 'fresh':
index = 3
version = getlatestrel(versions[index].text.strip('/'))
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return { 'version': version, 'basedirurl': getbaseurl(version) }
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def getbaseurl(version):
"""Returns the links based on the numeric version."""
basediriurl = {}
url = ARCHIVE + '/' + version + '/deb/'
# x86 binaries are not anymore offered after 6.3.0.
if parse_version(version) < parse_version('6.3.0'):
basedirurl['x86'] = url + 'x86/'
else:
basedirurl['x86'] = '-'
basedirurl['x86_64'] = url + 'x86_64/'
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return basedirurl
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if __name__ == '__main__':
# Preparing variables for outputting
version = ''
basedirurl = {}
basever = 'fresh'
# At the end of the checks, we need a version string and a basedirurl, which
# should be a dictionaly for x86, x86_64 with the base of the directory where
# to download the files.
if len(sys.argv) > 1:
# A version has been specified.
basever = sys.argv[1]
# Once overridden with Argv, parse the inputs
if '.' in basever:
# Numbered version. Let's check it is a 4 dotted release
if len(basever.split('.')) == 4:
version = basever
else:
version = getlatestrel(basever)
basedirurl = getbaseurl(version)
else:
# String versions.
a = getbranchrel(basever)
version = a['version']
basedirurl = a['basedirurl']
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output = """query: %s
version: %s
x86: %s
x86_64: %s""" % (basever, version, basedirurl['x86'] or '-', basedirurl['x86_64'])
print(output)