Mercurial > hg > bitsyblog
annotate bitsyblog/user.py @ 133:ce478807848e default tip
py3
author | Jeff Hammel <k0scist@gmail.com> |
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date | Mon, 28 Dec 2020 21:18:19 +0000 |
parents | bda88f101ba9 |
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rev | line source |
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95
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1 """ |
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2 bitsyblog users |
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3 """ |
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4 |
0
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5 import os |
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6 import random |
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7 import shutil |
122 | 8 from . import settings |
120 | 9 from .roles import roles |
0
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10 from webob import exc |
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11 |
120 | 12 |
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13 class BitsyUser(object): |
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14 """interface class for a bitsyblog user""" |
94 | 15 settings = {} |
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16 def __init__(self, name, password=''): |
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17 self.name = name |
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18 self.password = password |
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19 |
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20 # user behaves like a dictionary of settings |
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21 |
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22 def __getitem__(self, key): |
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23 return self.settings[key] |
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24 |
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25 def get(self, key, default=None): |
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26 return self.settings.get(key, default) |
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27 |
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28 |
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29 class BitsyUsers(object): |
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30 """abstract class for bitsyblog user management""" |
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31 |
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32 def __iter__(self): return self.users() |
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33 |
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34 def __contains__(self, user): |
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35 return user in self.users() |
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36 |
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37 def __getitem__(self, user): |
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38 """return a user""" |
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39 if user not in self.users(): |
105
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STUB: bitsyblog/bitsyblog.py bitsyblog/factory.py bitsyblog/user.py
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40 raise KeyError("User '{}' not found".format(user)) |
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41 user = BitsyUser(user, self.password(user)) |
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42 user.settings = self.settings(user.name) |
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43 return user |
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44 |
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45 def passwords(self): |
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46 """returns a dictionary of { user: password }""" |
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47 passwords = {} |
94 | 48 for user in self.users(): |
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49 passwords[user] = self.password(user) |
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50 return passwords |
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51 |
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52 ### interface methods to be specified by the child class |
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53 |
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54 def new(self, name, password): |
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55 """create a new user""" |
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56 |
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57 def users(self): |
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58 """returns the ids of all users (generator)""" |
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59 |
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60 def password(self, user): |
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61 """return the password for the user""" |
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62 |
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63 def settings(self, user): |
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64 """get user settings""" |
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65 |
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66 def write_settings(self, user, **kw): |
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67 """set attributes on a user""" |
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68 |
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69 |
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70 class FilespaceUsers(BitsyUsers): |
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71 """users that live on the filesystem""" |
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72 |
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73 def __init__(self, directory): |
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74 BitsyUsers.__init__(self) |
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75 self.directory = directory # directory to store user information in |
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76 |
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77 def home(self, user, *path): |
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78 return os.path.join(self.directory, user, *path) |
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79 |
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80 def pw_file(self, user): |
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81 return self.home(user, '.password') |
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82 |
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83 def secret(self, user): |
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84 secretfile = self.home(user, '.secret') |
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85 if os.path.exists(secretfile): |
133 | 86 secret = int(open(secretfile).read().strip()) |
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87 else: |
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88 secret = random.randint(1024, 1024**4) |
133 | 89 with open(secretfile, 'w') as secretfile: |
90 secretfile.write('{}\n'.format(secret)) | |
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91 return secret |
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92 |
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93 def preferences_file(self, user): |
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94 return self.home(user, 'preferences.txt') |
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95 |
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96 def css(self, user, default): |
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97 css_dir = self.home(user, 'css') |
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98 css_files = [i for i in os.listdir(css_dir) if i.endswith('.css')] |
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99 if default: |
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100 default = '%s.css' % default |
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101 try: |
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102 index = css_files.index(default) |
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103 css_files.insert(0, css_files.pop(index)) |
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104 except ValueError: |
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105 pass |
133 | 106 retval = [dict(filename=i, name=i.rsplit('.css',1)[0], |
107 css=open(os.path.join(css_dir, i)).read()) | |
108 for i in css_files] | |
17 | 109 return retval |
0
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110 |
102
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111 |
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112 ### interfaces for BitsyUsers |
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113 |
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114 def new(self, name, password): |
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115 """create a new user account""" |
102
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116 |
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117 # XXX this shouldn't use HTTP exceptions |
102
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118 # instead, the web handler should listen for exceptions |
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119 # and it should raise HTTP exceptions |
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120 |
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121 if name in self.users(): |
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122 raise exc.HTTPForbidden("The name %s is already taken" % name).exception |
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123 |
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124 # characters forbidden in user name |
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125 forbidden = ' |<>./?,' |
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126 urls = [ 'join', 'login', 'logout', 'css', 'rss', 'atom', 'help' ] |
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127 if [ i for i in forbidden if i in name ]: |
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128 raise exc.HTTPForbidden("The name '%s' contains forbidden characters [%s]" % (user, forbidden)).exception |
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129 if name in urls: |
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130 raise exc.HTTPForbidden("The name '%s' is already used for a url" % user).exception |
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131 |
102
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132 # create user directory |
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133 home = self.home(name) |
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134 os.mkdir(home) |
120 | 135 with open(self.pw_file(name), 'w') as pw_file: |
136 pw_file.write(password) | |
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137 |
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138 # setup entries structure for blog |
94 | 139 entries = os.path.join(home, 'entries') |
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140 os.mkdir(entries) |
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141 for setting in roles['author']: |
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142 os.mkdir(os.path.join(entries, setting)) |
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143 |
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144 # setup user CSS |
94 | 145 css_dir = os.path.join(home, 'css') |
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146 os.mkdir(css_dir) |
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147 shutil.copyfile(os.path.join(self.directory, 'site.css'), |
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148 os.path.join(css_dir, 'default.css')) |
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149 |
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150 |
120 | 151 def users(self, ignores=()): |
152 | |
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153 for user in os.listdir(self.directory): |
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154 # ensure integrity of user folder |
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155 if user in ignores: |
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156 continue |
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157 if os.path.isdir(os.path.join(self.directory, user)): |
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158 yield user |
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159 |
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160 def password(self, user): |
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161 pw_file = '.password' # name of the password file on the filesystem |
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162 password = self.home(user, pw_file) |
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163 if os.path.exists(password): |
132 | 164 return open(password).read().strip() |
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165 return '' # unspecified password |
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166 |
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167 def settings(self, name): |
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168 """returns a dictionary of user preferences from a file""" |
120 | 169 |
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170 filename = self.home(name, 'preferences.txt') |
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171 prefs = {} |
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172 if os.path.exists(filename): |
120 | 173 prefs = open(filename).read().split('\n') |
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174 prefs = [ i for i in prefs if i.strip() ] |
94 | 175 prefs = [ [ j.strip() for j in i.split(':', 1) ] |
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176 for i in prefs if ':' in i] |
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177 prefs = dict(prefs) |
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178 |
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179 # assemble friends from a list |
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180 friends = prefs.get('Friends') # can see secret blog posts |
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181 if friends: |
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182 prefs['Friends'] = friends.split(', ') |
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183 else: |
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184 prefs['Friends'] = [] |
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185 |
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186 # CSS files |
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187 prefs['CSS'] = self.css(name, prefs.get('Stylesheet')) |
94 | 188 |
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189 return prefs |
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190 |
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191 def write_settings(self, name, **kw): |
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192 """write user settings to disk""" |
94 | 193 |
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194 # generic stuff; could factor out |
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195 newsettings = {} |
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196 errors = {} |
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197 |
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198 for setting in settings.form: |
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199 if kw.has_key(setting.name): |
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200 try: |
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201 setting.set(kw[setting.name]) |
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202 newsettings[setting.name] = setting.value |
121 | 203 except settings.InvalidSettingError as e: |
0
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204 errors[setting.name] = str(e) |
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205 |
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206 if errors: |
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207 return errors |
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208 |
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209 # this makes the function depend on implemention |
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210 # i don't like this |
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211 new_css = newsettings.pop('CSS file') |
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212 if new_css: |
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213 filename = new_css['filename'] |
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214 css_file = file(self.home(name, 'css', filename), 'w') |
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215 print >> css_file, new_css['css'] |
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216 newsettings['CSS'] = filename.rsplit('.css', 1)[0] |
94 | 217 |
0
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218 prefs = self.settings(name) |
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219 prefs.update(newsettings) |
e3823be6a423
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k0s <k0scist@gmail.com>
parents:
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220 |
e3823be6a423
initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff
changeset
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221 # write the preferences to a file |
e3823be6a423
initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff
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222 preferences = file(self.preferences_file(name), 'w') |
e3823be6a423
initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff
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223 for key, value in prefs.items(): |
e3823be6a423
initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff
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224 print >> preferences, '%s: %s' % ( key, value ) |