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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Task : Update page with Wikimedia Commons picture of the day
Author : JJMC89
The following parameters are supported:
&params;
"""
# pylint: disable=all
from __future__ import absolute_import, unicode_literals
import datetime
import re
import pywikibot
from pywikibot import pagegenerators
from pywikibot.bot import (MultipleSitesBot, ExistingPageBot, NoRedirectPageBot)
docuReplacements = { # pylint: disable=invalid-name
'&params;': pagegenerators.parameterHelp
}
def get_template_parameter_value(page, template, parameter):
"""
Return the value of the template parameter from the page
@param page: the page to parse
@type page: page
@param template: title of the template
@type template: unicode
@param parameter: parameter name
@type parameter: unicode
"""
# TODO: Search for redirects to the specified template
parameterValue = u''
if page.exists():
for (foundTemplate, foundParameters) in pywikibot.textlib.extract_templates_and_params(page.get(), remove_disabled_parts=True, strip=True):
if foundTemplate == template and foundParameters.has_key(parameter):
parameterValue = foundParameters.get(parameter)
else:
pywikibot.warning(u'%s does not exist' % page.title(asLink=True))
return parameterValue
class CommonsPotdImporter(MultipleSitesBot, ExistingPageBot, NoRedirectPageBot):
def __init__(self, generator, **kwargs):
"""
Constructor.
@param generator: the page generator that determines on which pages
to work
@type generator: generator
"""
self.generator = generator
super(CommonsPotdImporter, self).__init__(**kwargs)
def treat_page(self):
commons = pywikibot.Site(code = u'commons', fam = u'commons')
today = datetime.date.today()
# fileTemplate = pywikibot.Page(commons, u'Template:Potd filename')
# captionTemplate = pywikibot.Page(commons, u'Template:Potd description') # (Potd page, POTD description)
filePage = pywikibot.Page(commons, u'Template:Potd/%s' % today.isoformat())
file = get_template_parameter_value(filePage, u'Potd filename', u'1')
# TODO: use languages instead of lang
captionPage = pywikibot.Page(commons, u'Template:Potd/%s (%s)'
% (today.isoformat(), self.current_page.site.lang))
if self.current_page.site.lang != u'en' and not captionPage.exists():
pywikibot.warning(u'%s does not exist' % captionPage.title(asLink=True))
# try en instead
captionPage = pywikibot.Page(commons, u'Template:Potd/%s (en)' % today.isoformat())
caption = get_template_parameter_value(captionPage, u'Potd description', u'1')
# TODO: Complete caption parsing to fix links (if not an interwiki then make it an interwiki to Commons)
caption = re.sub(r"\[\[([^:])", r"[[:\1", caption, flags=re.UNICODE) # Force links to start with ':'
caption = re.sub(r"\[\[(:Category:)", r"[[:c\1", caption, flags=re.UNICODE | re.IGNORECASE) # Make category links interwiki links
# TODO: Use [[d:Q4608595]] to get the local {{Documentation}}
doc = u'Documentation'
if file != u'':
summary = u'Updating Commons picture of the day'
if caption != u'':
summary = summary + u', [[:c:%s|caption attribution]]' % captionPage.title()
else:
summary = summary + u', failed to parse caption'
pywikibot.error(u'Failed to parse parameter 1 from {{Potd description}} on %s'
% captionPage.title(asLink=True))
self.put_current(u'<includeonly>{{#switch:{{{1|}}}|caption=%s|#default=%s}}</includeonly><noinclude>\n{{%s}}</noinclude>'
% (caption, file, doc), summary=summary, minor=False)
else:
pywikibot.error(u'Failed to parse parameter 1 from {{Potd filename}} on %s'
% filePage.title(asLink=True))
def main(*args):
"""
Process command line arguments and invoke bot.
If args is an empty list, sys.argv is used.
@param args: command line arguments
@type args: list of unicode
"""
options = {}
# Process global arguments
local_args = pywikibot.handle_args(args)
genFactory = pagegenerators.GeneratorFactory()
# Parse command line arguments
for arg in local_args:
if genFactory.handleArg(arg):
continue
arg, sep, value = arg.partition(':')
option = arg[1:]
options[option] = True
gen = genFactory.getCombinedGenerator()
if gen:
gen = pagegenerators.PreloadingGenerator(gen)
bot = CommonsPotdImporter(gen, **options)
bot.run()
return True
else:
pywikibot.bot.suggest_help(missing_generator=True)
return False
if __name__ == "__main__":
try:
main()
except Exception:
pywikibot.error("Fatal error!", exc_info=True)
finally:
pywikibot.stopme()