104 lines
3.5 KiB
Python
104 lines
3.5 KiB
Python
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#!/usr/bin/env python3
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__version__ = "BETA"
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domain = "langtag.net"
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tag_prefix = "tag:%s,2007-05:LSR" % domain
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import sys
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import urllib.request, urllib.parse, urllib.error
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import psycopg2
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# ElementTree is painful, with all its renamings :-(
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try:
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import cElementTree as ET
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except ImportError:
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try:
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import ElementTree as ET
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except ImportError:
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# Now a standard part of Python >= 2.5
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import xml.etree.ElementTree as ET
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import mx.DateTime as DateTime # TODO move to another package
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max = 10
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db_module = psycopg2
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def process_type(tree, type="language"):
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request = ("SELECT code,description, added FROM %ss_with_descr" % type) + \
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" ORDER BY added DESC LIMIT %(max)s"
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cursor.execute(
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request,
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{'max': max})
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for tuplee in cursor.fetchall():
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code = tuplee[0]
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description = tuplee[1]
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added = tuplee[2]
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utype = type.capitalize()
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entry = ET.SubElement(tree, "entry")
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title = ET.SubElement(entry, "title")
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title.text = "%s: %s" % (utype, description)
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entry_id = ET.SubElement(entry, "id")
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entry_id.text = tag_prefix + "/" + urllib.parse.quote_plus("%s %s" % (type, code))
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published = ET.SubElement(entry, "published")
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published.text = added.strftime("%Y-%m-%dT00:00:00Z")
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# TODO: records in the LSR are sometimes updated but it is not obvious to see it,
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# since there is only an "Added" field.
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updated = ET.SubElement(entry, "updated")
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updated.text = published.text
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category = ET.SubElement(entry, "category")
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category.attrib["scheme"] = tag_prefix
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category.attrib["term"] = type
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category.attrib["label"] = utype
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link = ET.SubElement(entry, "link")
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link.attrib["rel"] = "alternate"
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link.attrib["href"] = "http://www.%s/registries/registry-html/%s/%s.html" % \
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(domain, type, code)
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content = ET.SubElement(entry, "content")
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content.attrib["type"] = "text"
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content.text = """
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%s
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%s
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%s
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Added on %s
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""" % (type, code, description, added.strftime("%Y-%m-%d"))
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# TODO: an alternate Content in HTML?
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connection = db_module.connect("dbname=lsr")
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cursor = connection.cursor()
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feed = ET.Element("feed")
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feed.attrib["xmlns"] = "http://www.w3.org/2005/Atom"
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title = ET.SubElement(feed, "title")
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title.text = "Language Tag Registry syndication feed"
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updated = ET.SubElement(feed, "updated")
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updated.text = DateTime.now().strftime("%Y-%m-%dT%H:%M:00Z")
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link_html = ET.SubElement(feed, "link")
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link_html.attrib["rel"] = "alternate"
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link_html.attrib["type"] = "text/html"
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link_html.attrib["href"] = "http://www.%s/" % domain
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link_self = ET.SubElement(feed, "link")
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link_self.attrib["rel"] = "self"
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link_self.attrib["type"] = "application/atom+xml"
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link_self.attrib["href"] = "http://www.%s/registries/lsr.atom" % domain
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author = ET.SubElement(feed, "author")
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name = ET.SubElement(author, "name")
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name.text = "Stephane Bortzmeyer"
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email = ET.SubElement(author, "email")
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email.text = "webmaster@langtag.net"
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feed_id = ET.SubElement(feed, "id")
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feed_id.text = tag_prefix
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generator = ET.SubElement(feed, "generator")
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generator.text = "%s %s running with Python %s" % \
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("lsr2atom", __version__, sys.version.split()[0])
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process_type(feed, "language")
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process_type(feed, "variant")
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process_type(feed, "script")
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process_type(feed, "region")
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process_type(feed, "extlang")
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cursor.close()
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connection.close()
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print(ET.tostring(feed, encoding="UTF-8"))
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