Mercurial > hg > decoupage

annotate decoupage/formatters.py @ 1:93ab6d1968bd

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adding comments about what this file contains
author jhammel@jhammel-laptop
date Mon, 07 Sep 2009 20:41:42 -0400
parents fa2005f769eb
children ec2d0d850b83
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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fa2005f769eb adding decoupage from http://my-svn.assembla.com/svn/arbez/decoupage r355
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1 from fnmatch import fnmatch
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2
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3 ### abstract base classes for formatters
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5 class FormatterBase(object):
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6 """
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7 abstract base class if you want to use __init__ methods
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8 in the form of
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9 'arg1, arg2, arg3, kw1=foo, kw2=bar, kw3=baz
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10 """
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12 defaults = {}
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14 def __init__(self, string):
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15 args = [ i.strip() for i in string.split(',') ]
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16 for index, arg in enumerate(args):
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17 if '=' in arg:
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18 break
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19 else:
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20 self.args = args
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21 return
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22 self.args = args[:index]
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23 self.kw = dict([i.split('=', 1) for i in args[index:]])
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24 for key, default in defaults.items():
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25 if key not in self.kw:
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26 self.kw[key] = default
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27
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28
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29 ### formatters
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30
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31 class Ignore(object):
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32 """ignore files of a certain pattern"""
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33
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34
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35 def __init__(self, ignore):
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36 self.match = [ i.strip() for i in ignore.split(',')
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37 if i.strip() ]
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38
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39 def __call__(self, request, data):
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40 _files = []
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41 for f in data['files']:
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42 for pattern in self.match:
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43 if fnmatch(f['name'], pattern):
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44 break
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45 else:
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46 _files.append(f)
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47 data['files'] = _files
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49
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50 class All(object):
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51 """
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52 only pass files of a certain pattern;
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53 the inverse of ignore
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54 """
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55
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56 def __init__(self, pattern):
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57 self.match = [ i.strip() for i in pattern.split(',')
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58 if i.strip() ]
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59
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60
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61 def __call__(self, request, data):
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62 _files = []
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63 for f in data['files']:
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64 if self.match:
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65 for pattern in self.match:
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66 if fnmatch(f['name'], pattern):
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67 _files.append(f)
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68 break
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69 else:
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70 # use only files where the description is not None
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71 if f['description'] is not None:
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72 _files.append(f)
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73 data['files'] = _files
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74
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75
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76 class FilenameDescription(FormatterBase):
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77
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78 def __call__(self, request, data):
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79 for f in data['files']:
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80 if f['description'] is None:
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81 description = f['name']
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82 if 'strip' in self.args:
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83 description = description.rsplit('.', 1)[0]
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84 f['description'] = description
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85
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86
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87 class TitleDescription(FormatterBase):
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88 defaults = { 'separator': ':' }
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89
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90 def __call__(self, request, data):
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91 for f in data['files']:
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92 if f['description'] and self.separator in f['description']:
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93 title, description = f['description'].split(self.separator, 1)
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94 f['title'] = title
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95 f['description'] = description
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96 else:
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97 f['title'] = f['description']
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98 f['description'] = None
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99
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100