def build_or_pattern(patterns, name=None, escape=False):
"""
Build a or pattern string from a list of possible patterns
:param patterns:
:type patterns:
:param name:
:type name:
:param escape:
:type escape:
:return:
:rtype:
"""
or_pattern = []
for pattern in patterns:
if not or_pattern:
or_pattern.append('(?')
if name:
or_pattern.append('P<' + name + '>')
else:
or_pattern.append(':')
else:
or_pattern.append('|')
or_pattern.append('(?:%s)' % re.escape(pattern) if escape else pattern)
or_pattern.append(')')
return ''.join(or_pattern)
def build_or_pattern(patterns, escape=False):
"""Build a or pattern string from a list of possible patterns
"""
or_pattern = []
for pattern in patterns:
if not or_pattern:
or_pattern.append('(?:')
else:
or_pattern.append('|')
or_pattern.append('(?:%s)' % re.escape(pattern) if escape else pattern)
or_pattern.append(')')
return ''.join(or_pattern)
def screen_size(config):
"""
Builder for rebulk object.
:param config: rule configuration
:type config: dict
:return: Created Rebulk object
:rtype: Rebulk
"""
interlaced = frozenset(config['interlaced'])
progressive = frozenset(config['progressive'])
frame_rates = [re.escape(rate) for rate in config['frame_rates']]
min_ar = config['min_ar']
max_ar = config['max_ar']
rebulk = Rebulk()
rebulk = rebulk.string_defaults(ignore_case=True).regex_defaults(
flags=re.IGNORECASE)
rebulk.defaults(
name='screen_size',
validator=seps_surround,
abbreviations=[dash],
disabled=lambda context: is_disabled(context, 'screen_size'))
frame_rate_pattern = build_or_pattern(frame_rates, name='frame_rate')
interlaced_pattern = build_or_pattern(interlaced, name='height')
progressive_pattern = build_or_pattern(progressive, name='height')
res_pattern = r'(?:(?P<width>\d{3,4})(?:x|\*))?'
rebulk.regex(res_pattern + interlaced_pattern + r'(?P<scan_type>i)' +
frame_rate_pattern + '?')
rebulk.regex(res_pattern + progressive_pattern + r'(?P<scan_type>p)' +
frame_rate_pattern + '?')
rebulk.regex(res_pattern + progressive_pattern +
r'(?P<scan_type>p)?(?:hd)')
rebulk.regex(res_pattern + progressive_pattern + r'(?P<scan_type>p)?x?')
rebulk.string('4k', value='2160p')
rebulk.regex(r'(?P<width>\d{3,4})-?(?:x|\*)-?(?P<height>\d{3,4})',
conflict_solver=lambda match, other: '__default__'
if other.name == 'screen_size' else other)
rebulk.regex(frame_rate_pattern + '(p|fps)',
name='frame_rate',
formatter=FrameRate.fromstring,
disabled=lambda context: is_disabled(context, 'frame_rate'))
rebulk.rules(PostProcessScreenSize(progressive, min_ar, max_ar),
ScreenSizeOnlyOne, ResolveScreenSizeConflicts)
return rebulk
def screen_size(config):
"""
Builder for rebulk object.
:param config: rule configuration
:type config: dict
:return: Created Rebulk object
:rtype: Rebulk
"""
interlaced = frozenset({res for res in config['interlaced']})
progressive = frozenset({res for res in config['progressive']})
frame_rates = [re.escape(rate) for rate in config['frame_rates']]
min_ar = config['min_ar']
max_ar = config['max_ar']
rebulk = Rebulk()
rebulk = rebulk.string_defaults(ignore_case=True).regex_defaults(flags=re.IGNORECASE)
rebulk.defaults(name='screen_size', validator=seps_surround, abbreviations=[dash],
disabled=lambda context: is_disabled(context, 'screen_size'))
frame_rate_pattern = build_or_pattern(frame_rates, name='frame_rate')
interlaced_pattern = build_or_pattern(interlaced, name='height')
progressive_pattern = build_or_pattern(progressive, name='height')
res_pattern = r'(?:(?P<width>\d{3,4})(?:x|\*))?'
rebulk.regex(res_pattern + interlaced_pattern + r'(?P<scan_type>i)' + frame_rate_pattern + '?')
rebulk.regex(res_pattern + progressive_pattern + r'(?P<scan_type>p)' + frame_rate_pattern + '?')
rebulk.regex(res_pattern + progressive_pattern + r'(?P<scan_type>p)?(?:hd)')
rebulk.regex(res_pattern + progressive_pattern + r'(?P<scan_type>p)?x?')
rebulk.string('4k', value='2160p')
rebulk.regex(r'(?P<width>\d{3,4})-?(?:x|\*)-?(?P<height>\d{3,4})',
conflict_solver=lambda match, other: '__default__' if other.name == 'screen_size' else other)
rebulk.regex(frame_rate_pattern + '(p|fps)', name='frame_rate',
formatter=FrameRate.fromstring, disabled=lambda context: is_disabled(context, 'frame_rate'))
rebulk.rules(PostProcessScreenSize(progressive, min_ar, max_ar), ScreenSizeOnlyOne, ResolveScreenSizeConflicts)
return rebulk
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Common module
"""
from rebulk.remodule import re
seps = r' [](){}+*|=-_~#/\\.,;:' # list of tags/words separators
seps_no_groups = seps.replace('[](){}', '')
seps_no_fs = seps.replace('/', '').replace('\\', '')
title_seps = r'-+/\|' # separators for title
dash = (r'-', r'[' + re.escape(seps_no_fs) + ']'
) # abbreviation used by many rebulk objects.
alt_dash = (r'@', r'[' + re.escape(seps_no_fs) + ']'
) # abbreviation used by many rebulk objects.
def optional(pattern):
"""
Make a regex pattern optional
"""
return '(?:' + pattern + ')?'
