Mercurial > hg > bitsyblog

annotate bitsyblog/user.py @ 22:1f5e89b64573

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cruft removal
author k0s <k0scist@gmail.com>
date Fri, 30 Oct 2009 18:49:55 -0400
parents e5cbc53cacf8
children 0af1f4ae328d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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1 import os
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2 import random
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3 import settings
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4 import shutil
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5 from bitsyblog import roles
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6 from webob import exc
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7
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8 class BitsyUser(object):
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9 """interface class for a bitsyblog user"""
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10 settings = {}
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11 def __init__(self, name, password=''):
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12 self.name = name
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13 self.password = password
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14
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15 # user behaves like a dictionary of settings
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16
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17 def __getitem__(self, key):
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18 return self.settings[key]
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19
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20 def get(self, key, default=None):
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21 return self.settings.get(key, default)
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22
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23 class BitsyUsers(object):
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24 """abstract class for bitsyblog user management"""
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25
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26 def __iter__(self): return self.users()
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27
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28 def __contains__(self, user):
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29 return user in self.users()
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30
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31 def __getitem__(self, user):
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32 """return a user"""
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33 if user not in self.users():
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34 raise KeyError
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35 user = BitsyUser(user, self.password(user))
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36 user.settings = self.settings(user.name)
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37 return user
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38
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39 def passwords(self):
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40 """returns a dictionary of { user: password }"""
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41 passwords = {}
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42 for user in self.users():
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43 passwords[user] = self.password(user)
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44 return passwords
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45
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46 ### interface methods to be specified by the child class
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47
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48 def new(self, name, password):
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49 """create a new user"""
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50
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51 def users(self):
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52 """returns the ids of all users (generator)"""
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53
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54 def password(self, user):
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55 """return the password for the user"""
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56
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57 def settings(self, user):
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58 """get user settings"""
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59
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60 def write_settings(self, user, **kw):
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61 """set attributes on a user"""
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62
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63
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64 class FilespaceUsers(BitsyUsers):
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65 """users that live on the filesystem"""
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66
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67 def __init__(self, directory):
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68 BitsyUsers.__init__(self)
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69 self.directory = directory # directory to store user information in
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70
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71 def home(self, user, *path):
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72 return os.path.join(self.directory, user, *path)
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73
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74 def pw_file(self, user):
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75 return self.home(user, '.password')
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76
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77 def secret(self, user):
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78 secretfile = self.home(user, '.secret')
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79 if os.path.exists(secretfile):
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80 secret = int(file(secretfile).read().strip())
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81 else:
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82 secret = random.randint(1024, 1024**4)
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83 secretfile = file(secretfile, 'w')
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84 print >> secretfile, secret
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85 return secret
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86
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87 def preferences_file(self, user):
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88 return self.home(user, 'preferences.txt')
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89
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90 def css(self, user, default):
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91 css_dir = self.home(user, 'css')
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92 css_files = [ i for i in os.listdir(css_dir) if i.endswith('.css') ]
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93 if default:
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94 default = '%s.css' % default
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95 try:
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96 index = css_files.index(default)
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97 css_files.insert(0, css_files.pop(index))
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98 except ValueError:
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99 pass
17
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100 retval = [ dict(filename=i, name=i.rsplit('.css',1)[0],
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101 css=file(os.path.join(css_dir, i)).read())
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102 for i in css_files ]
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103 return retval
0
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104
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105 ### interfaces for BitsyUsers
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106
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107 def new(self, name, password):
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108 """create a new user account"""
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109 # XXX this shouldn't use HTTP exceptions
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k0s <k0scist@gmail.com>
parents:
diff changeset
110
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k0s <k0scist@gmail.com>
parents:
diff changeset
111 if name in self.users():
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k0s <k0scist@gmail.com>
parents:
diff changeset
112 raise exc.HTTPForbidden("The name %s is already taken" % name).exception
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k0s <k0scist@gmail.com>
parents:
diff changeset
113
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k0s <k0scist@gmail.com>
parents:
diff changeset
114 # characters forbidden in user name
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k0s <k0scist@gmail.com>
parents:
diff changeset
115 forbidden = ' |<>./?,'
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k0s <k0scist@gmail.com>
parents:
diff changeset
116 urls = [ 'join', 'login', 'logout', 'css', 'rss', 'atom', 'help' ]
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k0s <k0scist@gmail.com>
parents:
diff changeset
117 if [ i for i in forbidden if i in name ]:
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k0s <k0scist@gmail.com>
parents:
diff changeset
118 raise exc.HTTPForbidden("The name '%s' contains forbidden characters [%s]" % (user, forbidden)).exception
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k0s <k0scist@gmail.com>
parents:
diff changeset
119 if name in urls:
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k0s <k0scist@gmail.com>
parents:
diff changeset
120 raise exc.HTTPForbidden("The name '%s' is already used for a url" % user).exception
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k0s <k0scist@gmail.com>
parents:
diff changeset
121
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k0s <k0scist@gmail.com>
parents:
diff changeset
122 home = self.home(name)
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k0s <k0scist@gmail.com>
parents:
diff changeset
123 os.mkdir(home)
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k0s <k0scist@gmail.com>
parents:
diff changeset
124 pw_file = file(self.pw_file(name), 'w')
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k0s <k0scist@gmail.com>
parents:
diff changeset
125 print >> pw_file, password
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k0s <k0scist@gmail.com>
parents:
diff changeset
126
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k0s <k0scist@gmail.com>
parents:
diff changeset
127 # setup entries structure for blog
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k0s <k0scist@gmail.com>
parents:
diff changeset
128 entries = os.path.join(home, 'entries')
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k0s <k0scist@gmail.com>
parents:
diff changeset
129 os.mkdir(entries)
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k0s <k0scist@gmail.com>
parents:
diff changeset
130 for setting in roles['author']:
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k0s <k0scist@gmail.com>
parents:
diff changeset
131 os.mkdir(os.path.join(entries, setting))
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k0s <k0scist@gmail.com>
parents:
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132
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k0s <k0scist@gmail.com>
parents:
diff changeset
133 # setup user CSS
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k0s <k0scist@gmail.com>
parents:
diff changeset
134 css_dir = os.path.join(home, 'css')
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k0s <k0scist@gmail.com>
parents:
diff changeset
135 os.mkdir(css_dir)
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k0s <k0scist@gmail.com>
parents:
diff changeset
136 shutil.copyfile(os.path.join(self.directory, 'site.css'),
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k0s <k0scist@gmail.com>
parents:
diff changeset
137 os.path.join(css_dir, 'default.css'))
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k0s <k0scist@gmail.com>
parents:
diff changeset
138
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k0s <k0scist@gmail.com>
parents:
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139
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k0s <k0scist@gmail.com>
parents:
diff changeset
140 def users(self):
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k0s <k0scist@gmail.com>
parents:
diff changeset
141 ignores = set(['.svn'])
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k0s <k0scist@gmail.com>
parents:
diff changeset
142 for user in os.listdir(self.directory):
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k0s <k0scist@gmail.com>
parents:
diff changeset
143 # ensure integrity of user folder
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k0s <k0scist@gmail.com>
parents:
diff changeset
144 if user in ignores:
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k0s <k0scist@gmail.com>
parents:
diff changeset
145 continue
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k0s <k0scist@gmail.com>
parents:
diff changeset
146 if os.path.isdir(os.path.join(self.directory, user)):
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k0s <k0scist@gmail.com>
parents:
diff changeset
147 yield user
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k0s <k0scist@gmail.com>
parents:
diff changeset
148
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k0s <k0scist@gmail.com>
parents:
diff changeset
149 def password(self, user):
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k0s <k0scist@gmail.com>
parents:
diff changeset
150 pw_file = '.password' # name of the password file on the filesystem
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k0s <k0scist@gmail.com>
parents:
diff changeset
151 password = self.home(user, pw_file)
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k0s <k0scist@gmail.com>
parents:
diff changeset
152 if os.path.exists(password):
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k0s <k0scist@gmail.com>
parents:
diff changeset
153 return file(password).read().strip()
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k0s <k0scist@gmail.com>
parents:
diff changeset
154 return '' # unspecified password
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k0s <k0scist@gmail.com>
parents:
diff changeset
155
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k0s <k0scist@gmail.com>
parents:
diff changeset
156 def settings(self, name):
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k0s <k0scist@gmail.com>
parents:
diff changeset
157 """returns a dictionary of user preferences from a file"""
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k0s <k0scist@gmail.com>
parents:
diff changeset
158 filename = self.home(name, 'preferences.txt')
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k0s <k0scist@gmail.com>
parents:
diff changeset
159 prefs = {}
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k0s <k0scist@gmail.com>
parents:
diff changeset
160 if os.path.exists(filename):
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k0s <k0scist@gmail.com>
parents:
diff changeset
161 prefs = file(filename).read().split('\n')
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k0s <k0scist@gmail.com>
parents:
diff changeset
162 prefs = [ i for i in prefs if i.strip() ]
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k0s <k0scist@gmail.com>
parents:
diff changeset
163 prefs = [ [ j.strip() for j in i.split(':', 1) ]
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k0s <k0scist@gmail.com>
parents:
diff changeset
164 for i in prefs if ':' in i]
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k0s <k0scist@gmail.com>
parents:
diff changeset
165 prefs = dict(prefs)
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k0s <k0scist@gmail.com>
parents:
diff changeset
166
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k0s <k0scist@gmail.com>
parents:
diff changeset
167 # assemble friends from a list
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k0s <k0scist@gmail.com>
parents:
diff changeset
168 friends = prefs.get('Friends') # can see secret blog posts
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k0s <k0scist@gmail.com>
parents:
diff changeset
169 if friends:
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k0s <k0scist@gmail.com>
parents:
diff changeset
170 prefs['Friends'] = friends.split(', ')
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k0s <k0scist@gmail.com>
parents:
diff changeset
171 else:
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k0s <k0scist@gmail.com>
parents:
diff changeset
172 prefs['Friends'] = []
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k0s <k0scist@gmail.com>
parents:
diff changeset
173
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k0s <k0scist@gmail.com>
parents:
diff changeset
174 # CSS files
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k0s <k0scist@gmail.com>
parents:
diff changeset
175 prefs['CSS'] = self.css(name, prefs.get('Stylesheet'))
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k0s <k0scist@gmail.com>
parents:
diff changeset
176
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k0s <k0scist@gmail.com>
parents:
diff changeset
177 return prefs
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k0s <k0scist@gmail.com>
parents:
diff changeset
178
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k0s <k0scist@gmail.com>
parents:
diff changeset
179 def write_settings(self, name, **kw):
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k0s <k0scist@gmail.com>
parents:
diff changeset
180 """write user settings to disk"""
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k0s <k0scist@gmail.com>
parents:
diff changeset
181
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k0s <k0scist@gmail.com>
parents:
diff changeset
182 # generic stuff; could factor out
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k0s <k0scist@gmail.com>
parents:
diff changeset
183
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k0s <k0scist@gmail.com>
parents:
diff changeset
184 newsettings = {}
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k0s <k0scist@gmail.com>
parents:
diff changeset
185 errors = {}
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k0s <k0scist@gmail.com>
parents:
diff changeset
186
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
187 for setting in settings.form:
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k0s <k0scist@gmail.com>
parents:
diff changeset
188 if kw.has_key(setting.name):
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k0s <k0scist@gmail.com>
parents:
diff changeset
189 try:
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
190 setting.set(kw[setting.name])
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k0s <k0scist@gmail.com>
parents:
diff changeset
191 newsettings[setting.name] = setting.value
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k0s <k0scist@gmail.com>
parents:
diff changeset
192 except settings.InvalidSettingError, e:
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
193 errors[setting.name] = str(e)
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k0s <k0scist@gmail.com>
parents:
diff changeset
194
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k0s <k0scist@gmail.com>
parents:
diff changeset
195 if errors:
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
196 return errors
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k0s <k0scist@gmail.com>
parents:
diff changeset
197
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
198 # this makes the function depend on implemention
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k0s <k0scist@gmail.com>
parents:
diff changeset
199 # i don't like this
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
200 new_css = newsettings.pop('CSS file')
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
201 if new_css:
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
202 filename = new_css['filename']
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
203 css_file = file(self.home(name, 'css', filename), 'w')
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
204 print >> css_file, new_css['css']
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
205 newsettings['CSS'] = filename.rsplit('.css', 1)[0]
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k0s <k0scist@gmail.com>
parents:
diff changeset
206
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
207 prefs = self.settings(name)
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
208 prefs.update(newsettings)
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
209
e3823be6a423 initial commit of bitsyblog, from https://svn.openplans.org/svn/standalone/bitsyblog/trunk/
k0s <k0scist@gmail.com>
parents:
diff changeset
210 # 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 changeset
211 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 changeset
212 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 changeset
213 print >> preferences, '%s: %s' % ( key, value )