Browse Source

Restucture code to make it better maintainable

Remove unnecessary whitespace
develop
Jonathan Golder 9 years ago
parent
commit
f05889a15b
  1. 290
      charts.py

290
charts.py

@ -45,7 +45,7 @@ class Charts:
"""
Class for handling chart lists
"""
def __init__( self, generator, dry ):
"""
Constructor.
@ -57,17 +57,14 @@ class Charts:
what would have been changed.
@type dry: boolean.
"""
self.generator = generator
self.dry = dry
# Set the edit summary message
self.site = pywikibot.Site()
self.summary = "Bot: Aktualisiere Übersichtsseite Nummer-eins-Hits"
# Set attribute to detect wether there was a real change
self.changed = None
# Set locale to 'de_DE.UTF-8'
locale.setlocale(locale.LC_ALL, 'de_DE.UTF-8')
@ -75,7 +72,7 @@ class Charts:
"""Process each page from the generator."""
for page in self.generator:
self.treat(page)
def treat(self, page):
"""Load the given page, does some changes, and saves it."""
text = self.load(page)
@ -88,7 +85,7 @@ class Charts:
# If you find out that you do not want to edit this page, just return.
# Example: This puts the text 'Test' at the beginning of the page.
text = self.parse_overview( text )
if not self.save(text, page, self.summary, False):
@ -113,7 +110,7 @@ class Charts:
botflag=True):
"""Update the given page with new text."""
# only save if something was changed (and not just revision)
if text != page.get() and self.changed:
if text != page.get():
# Show the title of the page we're working on.
# Highlight the title in purple.
pywikibot.output(u"\n\n>>> \03{lightpurple}%s\03{default} <<<"
@ -145,167 +142,228 @@ entry %s'
else:
return True
return False
def parse_charts_list( self, page, belgien=False ):
def parse_overview( self, text ):
"""
Handles the parsing process
Parses the given Charts-Overview-Page and returns the updated version
"""
# Parse text with mwparser to get access to nodes
wikicode = mwparser.parse( text )
# Get mwparser.template objects for Template "/Eintrag"
for entry in wikicode.ifilter_templates( matches="/Eintrag" ):
# Maybe complete entry template
self.entry_template_complete( entry )
# Extract saved revision_id
ref_list_revid = int(str( entry.get( "Liste Revision" ).value ))
# Parse ref list
data = self.parse_ref_list( self.get_entry_ref_list( entry ),
ref_list_revid )
# Check that parsing was not short circuited
if data:
data = self.calculate_chartein( entry, data )
entry = self.entry_changed( entry, data )
#~ # Check if saved revid is unequal to current revid
#~ if( str( country.get( "Liste Revision" ).value ) !=
#~ list_page.latest_revision_id ):
#~
#~ country = self.update_overview( country, list_page )
# If any param of any occurence of Template "/Eintrag" has changed,
# Save new version
# We need to convert mwparser-objects to string before saving
return str( wikicode )
def parse_ref_list( self, ref_list_link , ref_list_revid):
"""
Handles the parsing process of ref list
"""
# Create Page-Object for Chartslist
ref_list_page = pywikibot.Page( self.site, ref_list_link.title )
# Short circuit if current revision is same than saved
if( ref_list_page.latest_revision_id == ref_list_revid ):
return False
# We need the year related to ref_list_link
year = int(ref_list_page.title()[-5:-1])
# Parse charts list with mwparser
wikicode = mwparser.parse( page.text )
wikicode = mwparser.parse( ref_list_page.text )
# Detect if we are on begian list
belgian = self.detect_belgium( ref_list_link )
# Select the section "Singles"
if belgien:
# For belgian list we need to select subsection of country
if belgian:
singles_section = wikicode.get_sections(
matches=belgien )[0].get_sections( matches="Singles" )[0]
matches=belgian )[0].get_sections( matches="Singles" )[0]
else:
singles_section = wikicode.get_sections( matches="Singles" )[0]
# Select the last occurence of template "Nummer-eins-Hits Zeile" in
# "Singles"-section
entries = singles_section.filter_templates(
matches="Nummer-eins-Hits Zeile" )
# Check, wether we found some entries
if not entries:
raise ChartsListError( page.title() )
else:
last = entries[-1]
# Detect weather we have a date or a weeknumber for Template Param
# "Chartein"
if( last.get("Chartein").value.strip().isnumeric() ):
chartein = last.get("Chartein").value.strip()
# Maybe there is a year correction for weeknumber
if last.has( "Jahr" ):
if last.get("Jahr").value.strip() == "+1":
year = year + 1
elif last.get("Jahr").value.strip() == "-1":
year = year - 1
chartein = ( year, chartein )
else:
chartein = datetime.strptime( last.get("Chartein").value.strip(),
"%Y-%m-%d" )
title = last.get("Titel").value.strip()
interpret = last.get("Interpret").value.strip()
# Return collected data as tuple
return ( chartein, title, interpret )
def parse_overview( self, text ):
return ( chartein, title, interpret, ref_list_page.latest_revision_id )
def detect_belgium( self, ref_list_link ):
"""
Parses the given Charts-Overview-Page and returns the updated version
Detect wether current entry is on of the belgian (Belgien/Wallonien)
"""
# Parse text with mwparser to get access to nodes
wikicode = mwparser.parse( text )
# Get mwparser.template objects for Template "/Eintrag"
for country in wikicode.ifilter_templates( matches="/Eintrag" ):
# Get mwparser.wikilink object
for link in country.get("Liste").value.ifilter_wikilinks():
# Create Page-Object for Chartslist
list_page = pywikibot.Page( self.site, link.title )
# Only use first wikilink in Template Param "Liste"
break
# Check if we have a saved revid
if not country.has( "Liste Revision" ):
try:
country.add( "Liste Revision", 0, before="Interpret" )
except ValueError:
country.add( "Liste Revision", 0 )
# Check if saved revid is unequal to current revid
if( str( country.get( "Liste Revision" ).value ) !=
list_page.latest_revision_id ):
country = self.update_overview( country, list_page )
# If any param of any occurence of Template "/Eintrag" has changed,
# Save new version
# We need to convert mwparser-objects to string before saving
return str( wikicode )
# Parse linked charts list for the country
if "Wallonien" in str( ref_list_link.text ) \
or "Wallonien" in str( ref_list_link.title):
return "Wallonie"
elif "Flandern" in str( ref_list_link.text ) \
or "Flandern" in str( ref_list_link.title):
return "Flandern"
else:
return None
def update_overview( self, country, list_page ): # noqa
"""
Updates the templates given in county using data from given list_page
@param country wikicode-object with Template for country
@param list_page pywikibot-page-object for list-page
@returns wikicode-object with updated Template for country
"""
# Parse linked charts list for the country
if "Wallonien" in str( country.get( "Liste" ).value ):
belgien = "Wallonie"
elif "Flandern" in str( country.get( "Liste" ).value ):
belgien = "Flandern"
else:
belgien = None
data = self.parse_charts_list( list_page, belgien )
# Update "Liste Revision" param
country.get( "Liste Revision" ).value = str(
list_page.latest_revision_id )
data = self.parse_charts_list( ref_list_link, belgien )
def get_entry_ref_list( self, entry ):
"""
"""
# Get mwparser.wikilink object
return next( entry.get("Liste").value.ifilter_wikilinks() )
def calculate_chartein( self, entry, data ):
"""
Calculates the correct value for param chartein in entry
"""
# If param Korrektur is present extract the value
if( country.has( "Korrektur" ) and
str( country.get( "Korrektur" ).value ).isnumeric() ):
days = int( str( country.get( "Korrektur" ).value ) )
if( entry.has( "Korrektur" ) ):
# If Korrektur is (after striping) castable to int use it
try:
days = int( str( entry.get( "Korrektur" ).value ).strip() )
# Otherwise, if casting fails, ignore it
except ValueError:
days = 0
else:
days = 0
# For some countries we have weeknumbers instead of dates
if( isinstance( data[0], str ) ):
if( isinstance( data[0], tuple ) ):
# Calculate date of monday in given week and add number of
# days given in Template parameter "Korrektur" with monday
# as day (zero)
date = ( Week( year, int( data[0] ) ).monday() +
date = ( Week( data[0][0], int( data[0][1] ) ).monday() +
timedelta( days=days ) )
# Param Chartein contains a regular date
else:
date = data[0] + timedelta( days=days )
return (date,)+data[1:]
def entry_template_complete( self, entry ):
"""
Checks wether given entry template is complete, otherwise adds missing
params
"""
# Check if param "Chartein" is present
if not country.has( "Chartein" ):
if not entry.has( "Chartein" ):
try:
country.add( "Chartein", "", before="Korrektur" )
entry.add( "Chartein", "", before="Korrektur" )
except ValueError:
country.add( "Chartein", "" )
entry.add( "Chartein", "" )
# Check if param "Titel" is present
if not entry.has( "Titel" ):
entry.add( "Titel", "", before="Chartein" )
# Check if param "Intepret" is present
if not entry.has( "Interpret" ):
entry.add( "Interpret", "", before="Titel" )
# Check if we have a saved revid
if not entry.has( "Liste Revision" ):
entry.add( "Liste Revision", 0, before="Interpret" )
return entry
def entry_changed( self, entry, data ):
"""
Checks wether given entry has changed
"""
# Check if date has changed
if( date.strftime( "%d. %B" ).lstrip( "0" ) !=
country.get("Chartein").value ):
country.get("Chartein").value = date.strftime( "%d. %B"
if( data[0].strftime( "%d. %B" ).lstrip( "0" ) !=
entry.get("Chartein").value ):
entry.get("Chartein").value = data[0].strftime( "%d. %B"
).lstrip( "0" )
self.changed = True
# Check if param "Titel" is present
if not country.has( "Titel" ):
country.add( "Titel", "", before="Chartein" )
# Check if Titel has changed
if( data[1] != country.get( "Titel" ).value ):
country.get( "Titel" ).value = data[1]
self.changed = True
# Check if param "Intepret" is present
if not country.has( "Interpret" ):
country.add( "Interpret", "", before="Titel" )
if( data[1] != entry.get( "Titel" ).value ):
entry.get( "Titel" ).value = data[1]
# Check if Interpret has changed
if( data[2] != country.get( "Interpret" ).value ):
country.get( "Interpret" ).value = data[2]
self.changed = True
if( data[2] != entry.get( "Interpret" ).value ):
entry.get( "Interpret" ).value = data[2]
# Update "Liste Revision" param
entry.get( "Liste Revision" ).value = str(
data[3] )
return entry
class ChartsError( Exception ):
"""
Base class for all Errors of Charts-Module
"""
def __init__( self, message=None ):
"""
Handles Instantiation of ChartsError's
@ -314,12 +372,12 @@ class ChartsError( Exception ):
self.message = "An Error occured while executing a Charts action"
else:
self.message = message
def __str__( self ):
"""
Output of error message
"""
return self.message
@ -327,12 +385,12 @@ class ChartsListError( ChartsError ):
"""
Raised when given ChartsListPage does not contain valid entrys
"""
def __init__( self, givenPage ):
message = "Given CharstListPage ('{given}') does not contain \
valid entries".format( given=givenPage )
super().__init__( message )

Loading…
Cancel
Save