versions rivisto e quasi riscritto. getversion da rivedere, perché non era stato previsto caso di multiple versioni ritornate.
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import urllib.request
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from lxml import etree
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from packaging.version import parse as parse_version
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import datetime
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class BuildVersion(object):
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class Definitions(object):
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DOWNLOADPAGE = "https://www.libreoffice.org/download/download/"
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ARCHIVE = "https://downloadarchive.documentfoundation.org/libreoffice/old/"
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RELEASE = "https://download.documentfoundation.org/libreoffice/stable/"
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DAILY = "https://dev-builds.libreoffice.org/daily/master/Linux-rpm_deb-x86_64@tb87-TDF/"
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PRERELEASE = "https://dev-builds.libreoffice.org/pre-releases/deb/x86_64/"
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SELECTORS = {
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'still': {
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'URL': DOWNLOADPAGE,
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'xpath': '(//span[@class="dl_version_number"])[last()]/text()'
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},
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'fresh': {
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'URL': DOWNLOADPAGE,
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'xpath': '(//span[@class="dl_version_number"])[1]/text()'
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},
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'prerelease': {
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'URL': DOWNLOADPAGE,
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'xpath': '//p[@class="lead_libre"][last()]/following-sibling::ul[last()]/li/a/text()'
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},
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'daily': {
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'URL': DAILY,
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'xpath': '//td/a'
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}
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}
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class Base(object):
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# Class for static methods which might be useful even outside the build
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# scripts.
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@staticmethod
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def dailyver(date = datetime.datetime.today()):
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"""Returns versions present on the latest daily build."""
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url = Base.dailyurl(date)['x86_64']
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# Since it is possible that a daily build is not yet provided...
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if url == '-':
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return []
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# Rerun the page parsing, this time to find out the versions built
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b = etree.HTML(urllib.request.urlopen(Base.dailyurl(date)['x86_64']).read()).xpath("//td/a[contains(text(), '_deb.tar.gz')]/text()")
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# This should have returned the main package for a version, but can
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# have returned multiple ones, so let's treat it as a list
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return [ x.split('_')[1] for x in b ]
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@staticmethod
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def dailyurl(date = datetime.datetime.today()):
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"""Returns the URL for the latest valid daily build."""
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# As per other parts of the build, we need to maintain an URL also for
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# x86 versions that it isn't really provided.
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# As such, the return value must be a dictionary
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# Get the anchor for today's builds
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a = etree.HTML(urllib.request.urlopen(Definitions.DAILY).read()).xpath("//td/a[contains(text(), '" + date.strftime('%Y-%m-%d') + "')]/text()")
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if len(a) == 0:
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# No results found, no version found, let's return a
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return { 'x86': '-', 'x86_64': '-' }
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# On the contrary, more than a version is found. let's order the
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# list and get the latest item
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return { 'x86': '-', 'x86_64': Definitions.SELECTORS['daily']['URL'] + sorted(a)[-1] }
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@staticmethod
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def namedver(query):
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"""Gets the version for a specific named version."""
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if query == 'daily' or query == 'yesterday':
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# Daily needs double parsing for the same result to apply.
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# We first select today's build anchor:
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date = datetime.datetime.today()
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if query == 'yesterday':
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# Use yesterdays' date for testing purposes.
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date += datetime.timedelta(days=-1)
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return Base.dailyver(date)
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# In case the query isn't for daily
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return etree.HTML(urllib.request.urlopen(Definitions.SELECTORS[query]['URL']).read()).xpath(Definitions.SELECTORS[query]['xpath'])
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@staticmethod
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def fullversion(version):
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"""Get latest full version from Archive based on partial version."""
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versionlist = etree.HTML(urllib.request.urlopen(Definitions.ARCHIVE).read()).xpath("//td/a[starts-with(text(), '" + version + "')]/text()")
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cleanlist = sorted([ x.strip('/') for x in versionlist ])
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# Sorting, then returning the last version
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return cleanlist[-1]
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@staticmethod
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def urlfromqueryandver(query, version):
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"""Returns the fetching URL based on the queried version and the numeric version of it."""
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# This has the purpose to simplify and explain how the releases are
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# layed out.
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# If the query tells about daily or 'yesterday' (for testing purposes),
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# we might ignore versions and return the value coming from dailyurl:
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if query == 'daily':
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return Base.dailyurl()
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if query == 'yesterday':
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date = datetime.datetime.today() + datetime.timedelta(days=-1)
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return Base.dailyurl(date)
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# All other versions will be taken from Archive, as such we need a full
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# version.
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# If the version has only 2 points in it (or splits into three parts by '.'), that's not a full version and we will call the getlatestver() function
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fullversion = version
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if len(version.split('.')) == 3:
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fullversion = Base.fullversion(version)
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# So the final URL is the Archive one, plus the full versions, plus a
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# final '/deb/' - and an arch subfolder
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baseurl = Definitions.ARCHIVE + fullversion + '/deb/'
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retval = {}
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# x86 binaries are not anymore offered after 6.3.0.
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if parse_version(version) < parse_version('6.3.0'):
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retval['x86'] = baseurl + 'x86/'
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else:
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retval['x86'] = '-'
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retval['x86_64'] = baseurl + 'x86_64/'
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return retval
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class Build(object):
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def __init__(self, query):
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"""Should simplify the single builded version."""
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self.query = query
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self.version = ''
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self.basedirurl = {}
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# Parsing the query input.
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if '.' in self.query:
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# Numbered self.version. Let's check it is a 4 dotted release
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# For simplification process, let's before see if there's a named query
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# (it shouldn't)
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if not '.' in self.query:
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# Named version. Let's get the result of the query.
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a = Base.namedver(self.query)
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if len(a) != 1:
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raise Exception("Queried version for build does not return a single result. Please unfold manually. Exiting.")
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# So if it is here, the version is one.
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self.query = a[0]
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if len(self.query.split('.')) == 4:
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self.version = self.query
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else:
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# If not 4 dotted, let's search for the 4 dotted version
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self.version = self.__getlatestrel(self.query)
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self.version = Base.fullversion(self.query)
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self.basedirurl = self.__getbaseurl(self.version)
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else:
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# String self.versions.
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a = self.__getbranchrel(self.query)
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if isinstance(a, list):
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# If it's a list, a number of releases are provided.
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self.version = []
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self.basedirurl = []
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for i in range(len(a)):
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self.version[i] = self.__getlatestrel(a[i]['version'])
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self.basedirurl[i] = a[i]['basedirurl']
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else:
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self.version = a['version']
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self.basedirurl = a['basedirurl']
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def __getlatestrel(self, basever):
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"""Search in downloadarchive for the latest version matching baseversion."""
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versionlist = etree.HTML(urllib.request.urlopen(BuildVersion.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
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return sorted(cleanlist)[-1]
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def __getbranchrel(self, branch):
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"""Based on branch names, get the release number."""
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basedirurl = {}
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version = ''
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if branch == 'daily':
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# The daily builds can be mostly distinguished by the day of build
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# (official version is constant.
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# The last built version is the next-to-last version [-2] on the page.
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fulldailypath = etree.HTML(urllib.request.urlopen(BuildVersion.DAILY).read()).xpath('//td/a')[-2].text
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dailyversion = fulldailypath.split('_')[0].replace('-', '')
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version
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newurl = str.join('/', [ BuildVersion.DAILY, fulldailypath, '' ])
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basedirurl = { u'x86_64': newurl, u'x86': '-' }
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version = etree.HTML(urllib.request.urlopen(newurl).read()).xpath('//td/a')[1].text.split('_')[1]
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return { 'version': version + '-' + dailyversion, 'basedirurl': basedirurl }
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if branch == 'prerelease':
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# Also here, we'll rely on DownloadPage. Whenever a prerelease version is cited in the page.
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version = etree.HTML(urllib.request.urlopen(BuildVersion.DOWNLOADPAGE).read()).xpath('//p[@class="lead_libre"][last()]/following-sibling::ul[last()]/li/a/text()')
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retval = []
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basedirurl = { u'x86': '-', u'x86_64': BuildVersion.PRERELEASE }
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if len(version) == 0:
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return retval
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for v in version:
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retval.append({ 'version': v, 'basedirurl': basedirurl })
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return retval
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# Stable releases.
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# Old approach - Doesn't really work because RelEng can screw order.
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#versions = etree.HTML(urllib.request.urlopen(BuildVersion.RELEASE).read()).xpath('//td/a')
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#index = 1
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#if branch == 'still':
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# index = -2
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#elif branch == 'fresh':
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# index = -1
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#version = self.__getlatestrel(versions[index].text.strip('/'))
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# Now I'll rely on DownloadPage
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versions = etree.HTML(urllib.request.urlopen(BuildVersion.DOWNLOADPAGE).read()).xpath('//span[@class="dl_version_number"]')
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index = 0
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if branch == 'still':
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index = 1
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elif branch == 'fresh':
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index = 0
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version = self.__getlatestrel(versions[index].text)
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return { 'version': version, 'basedirurl': self.__getbaseurl(version) }
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def __getbaseurl(self, version):
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"""Returns the links based on the numeric version."""
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basedirurl = {}
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url = BuildVersion.ARCHIVE + '/' + version + '/deb/'
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# x86 binaries are not anymore offered after 6.3.0.
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if parse_version(version) < parse_version('6.3.0'):
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basedirurl[u'x86'] = url + 'x86/'
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else:
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basedirurl[u'x86'] = '-'
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basedirurl[u'x86_64'] = url + 'x86_64/'
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return basedirurl
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self.basedirurl = Base.urlfromqueryandver(self.query, self.version)
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@ -2,21 +2,27 @@
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# encoding: utf-8
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import click
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from loaih.versions import BuildVersion
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import loaih.versions as versions
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import re, sys, json
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@click.command()
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@click.option('-o', '--output', default = 'rundeck', type=click.Choice(['rundeck', 'json', 'text' ], case_sensitive=False), help="Output format, defaulting to Rundeck Key/Value data format. Options: rundeck,json,text")
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@click.argument('query')
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def getversion(query, output):
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b = BuildVersion(query)
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b = []
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if '.' in query:
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b.append(versions.Build(query))
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else:
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# In case of names, we might want to loop for versions. So we before
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# get the versions available, based on query.
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vers = versions.Base.namedver(query)
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if len(vers) != 1:
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for v in vers:
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b.append(versions.Build(v))
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else:
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b = versions.Build(vers[0])
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if output.lower() == 'rundeck':
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print("""RUNDECK:DATA: query = {query}
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RUNDECK:DATA: version = {version}
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RUNDECK:DATA: x86 = {x86_url}
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RUNDECK:DATA: x86_64 = {x86_64_url}""".format(query = query, version = b.version, x86_url = b.basedirurl['x86'], x86_64_url = b.basedirurl['x86_64']))
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elif output.lower() == 'json':
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if output.lower() == 'json':
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output = {
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'query': query,
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'version': b.version,
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