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import re |
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import string |
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import imp |
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try: |
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# Django versions >= 1.9 |
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from django.utils.module_loading import import_module |
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except ImportError: |
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# Django versions < 1.9 |
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from django.utils.importlib import import_module |
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__all__ = ['plural', 'mixedToUnder', 'capword', 'lowerword', 'underToMixed'] |
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# http://code.activestate.com/recipes/82102-smart-pluralisation-english/ |
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def plural(text): |
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""" |
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>>> plural('activity') |
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'activities' |
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""" |
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aberrant = { |
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'knife': 'knives', |
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'self': 'selves', |
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'elf': 'elves', |
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'life': 'lives', |
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'hoof': 'hooves', |
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'leaf': 'leaves', |
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'echo': 'echoes', |
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'embargo': 'embargoes', |
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'hero': 'heroes', |
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'potato': 'potatoes', |
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'tomato': 'tomatoes', |
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'torpedo': 'torpedoes', |
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'veto': 'vetoes', |
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'child': 'children', |
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'woman': 'women', |
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'man': 'men', |
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'person': 'people', |
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'goose': 'geese', |
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'mouse': 'mice', |
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'barracks': 'barracks', |
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'deer': 'deer', |
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'nucleus': 'nuclei', |
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'syllabus': 'syllabi', |
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'focus': 'foci', |
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'fungus': 'fungi', |
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'cactus': 'cacti', |
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'phenomenon': 'phenomena', |
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'index': 'indices', |
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'appendix': 'appendices', |
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'criterion': 'criteria', |
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} |
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if text in aberrant: |
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result = '%s' % aberrant[text] |
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else: |
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postfix = 's' |
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if len(text) > 2: |
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vowels = 'aeiou' |
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if text[-2:] in ('ch', 'sh'): |
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postfix = 'es' |
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elif text[-1:] == 'y': |
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if (text[-2:-1] in vowels) or (text[0] in string.ascii_uppercase): |
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postfix = 's' |
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else: |
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postfix = 'ies' |
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text = text[:-1] |
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elif text[-2:] == 'is': |
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postfix = 'es' |
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text = text[:-2] |
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elif text[-1:] in ('s', 'z', 'x'): |
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postfix = 'es' |
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result = '%s%s' % (text, postfix) |
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return result |
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# Text utilities |
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# |
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_mixedToUnderRE = re.compile(r'[A-Z]+') |
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def mixedToUnder(s): # pragma: no cover |
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""" |
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Sample: |
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>>> mixedToUnder("FooBarBaz") |
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'foo_bar_baz' |
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Special case for ID: |
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>>> mixedToUnder("FooBarID") |
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'foo_bar_id' |
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""" |
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if s.endswith('ID'): |
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return mixedToUnder(s[:-2] + "_id") |
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trans = _mixedToUnderRE.sub(mixedToUnderSub, s) |
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if trans.startswith('_'): |
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trans = trans[1:] |
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return trans |
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def mixedToUnderSub(match): |
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m = match.group(0).lower() |
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if len(m) > 1: |
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return '_%s_%s' % (m[:-1], m[-1]) |
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else: |
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return '_%s' % m |
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def capword(s): |
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""" |
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>>> capword('foo') |
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'Foo' |
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""" |
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return s[0].upper() + s[1:] |
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def lowerword(s): # pragma: no cover |
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""" |
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>>> lowerword('Hello') |
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'hello' |
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""" |
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return s[0].lower() + s[1:] |
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_underToMixedRE = re.compile('_.') |
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def underToMixed(name): |
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""" |
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>>> underToMixed('some_large_model_name_perhaps') |
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'someLargeModelNamePerhaps' |
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>>> underToMixed('exception_for_id') |
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'exceptionForID' |
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""" |
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if name.endswith('_id'): |
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return underToMixed(name[:-3] + "ID") |
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return _underToMixedRE.sub(lambda m: m.group(0)[1].upper(), |
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name) |
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def model_class_form(name): |
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""" |
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>>> model_class_form('foo_bar_baz') |
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'FooBarBaz' |
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""" |
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return capword(underToMixed(name)) |
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def underToAllCaps(value): # pragma: no cover |
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""" |
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>>> underToAllCaps('foo_bar_baz') |
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'Foo Bar Baz' |
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""" |
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return ' '.join(map(lambda x: x.title(), value.split('_'))) |
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161
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162
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def import_crud(app): |
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''' |
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Import moderator module and register all models it contains with moderation |
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''' |
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166
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167
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try: |
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app_path = import_module(app).__path__ |
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except (AttributeError, ImportError): |
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return None |
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171
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172
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try: |
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imp.find_module('crud', app_path) |
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except ImportError: |
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return None |
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module = import_module("%s.crud" % app) |
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return module |
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182
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def auto_discover(): |
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''' |
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Auto register all apps that have module moderator with moderation |
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''' |
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from django.conf import settings |
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for app in settings.INSTALLED_APPS: |
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import_crud(app) |
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191
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192
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def custom_postfix_url(crud, model): |
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postfix = getattr(crud, 'custom_postfix_url', None) |
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if not postfix: |
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postfix = plural(model) |
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return postfix |
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asifpy /
django-crudbuilder
