root / snf-astakos-app / astakos / im / api / __init__.py @ 3902cfc6
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1 | 6b03a847 | Sofia Papagiannaki | # Copyright 2011-2012 GRNET S.A. All rights reserved.
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2 | 6b03a847 | Sofia Papagiannaki | #
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3 | 6b03a847 | Sofia Papagiannaki | # Redistribution and use in source and binary forms, with or
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4 | 6b03a847 | Sofia Papagiannaki | # without modification, are permitted provided that the following
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5 | 6b03a847 | Sofia Papagiannaki | # conditions are met:
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6 | 6b03a847 | Sofia Papagiannaki | #
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7 | 6b03a847 | Sofia Papagiannaki | # 1. Redistributions of source code must retain the above
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8 | 6b03a847 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
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9 | 6b03a847 | Sofia Papagiannaki | # disclaimer.
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10 | 6b03a847 | Sofia Papagiannaki | #
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11 | 6b03a847 | Sofia Papagiannaki | # 2. Redistributions in binary form must reproduce the above
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12 | 6b03a847 | Sofia Papagiannaki | # copyright notice, this list of conditions and the following
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13 | 6b03a847 | Sofia Papagiannaki | # disclaimer in the documentation and/or other materials
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14 | 6b03a847 | Sofia Papagiannaki | # provided with the distribution.
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15 | 6b03a847 | Sofia Papagiannaki | #
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16 | 6b03a847 | Sofia Papagiannaki | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 6b03a847 | Sofia Papagiannaki | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 6b03a847 | Sofia Papagiannaki | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 6b03a847 | Sofia Papagiannaki | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 6b03a847 | Sofia Papagiannaki | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 6b03a847 | Sofia Papagiannaki | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 6b03a847 | Sofia Papagiannaki | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 6b03a847 | Sofia Papagiannaki | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 6b03a847 | Sofia Papagiannaki | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 6b03a847 | Sofia Papagiannaki | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 6b03a847 | Sofia Papagiannaki | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 6b03a847 | Sofia Papagiannaki | # POSSIBILITY OF SUCH DAMAGE.
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28 | 6b03a847 | Sofia Papagiannaki | #
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29 | 6b03a847 | Sofia Papagiannaki | # The views and conclusions contained in the software and
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30 | 6b03a847 | Sofia Papagiannaki | # documentation are those of the authors and should not be
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31 | 6b03a847 | Sofia Papagiannaki | # interpreted as representing official policies, either expressed
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32 | 6b03a847 | Sofia Papagiannaki | # or implied, of GRNET S.A.
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33 | 6b03a847 | Sofia Papagiannaki | |
34 | 14c5be5a | Sofia Papagiannaki | from functools import wraps |
35 | 14c5be5a | Sofia Papagiannaki | from traceback import format_exc |
36 | 14c5be5a | Sofia Papagiannaki | from urllib import quote, unquote |
37 | 14c5be5a | Sofia Papagiannaki | |
38 | 6b03a847 | Sofia Papagiannaki | from django.http import HttpResponse |
39 | 6b03a847 | Sofia Papagiannaki | from django.utils import simplejson as json |
40 | 14c5be5a | Sofia Papagiannaki | from django.conf import settings |
41 | 14c5be5a | Sofia Papagiannaki | from django.core.urlresolvers import reverse |
42 | 3902cfc6 | Kostas Papadimitriou | from django.utils.translation import ugettext as _ |
43 | 14c5be5a | Sofia Papagiannaki | |
44 | 6a933a9c | Sofia Papagiannaki | from astakos.im.models import AstakosUser, Service, Resource |
45 | aab4d540 | Sofia Papagiannaki | from astakos.im.api.faults import Fault, ItemNotFound, InternalServerError, BadRequest |
46 | 73fbaec4 | Sofia Papagiannaki | from astakos.im.settings import ( |
47 | 73fbaec4 | Sofia Papagiannaki | INVITATIONS_ENABLED, COOKIE_NAME, EMAILCHANGE_ENABLED, QUOTAHOLDER_URL) |
48 | 6b03a847 | Sofia Papagiannaki | |
49 | 14c5be5a | Sofia Papagiannaki | import logging |
50 | 14c5be5a | Sofia Papagiannaki | logger = logging.getLogger(__name__) |
51 | 6b03a847 | Sofia Papagiannaki | |
52 | 6b03a847 | Sofia Papagiannaki | format = ('%a, %d %b %Y %H:%M:%S GMT')
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53 | 6b03a847 | Sofia Papagiannaki | |
54 | a88d9ec1 | Sofia Papagiannaki | absolute = lambda request, url: request.build_absolute_uri(url)
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55 | a88d9ec1 | Sofia Papagiannaki | |
56 | 5ce3ce4f | Sofia Papagiannaki | |
57 | 14c5be5a | Sofia Papagiannaki | def render_fault(request, fault): |
58 | 14c5be5a | Sofia Papagiannaki | if isinstance(fault, InternalServerError) and settings.DEBUG: |
59 | 14c5be5a | Sofia Papagiannaki | fault.details = format_exc(fault) |
60 | 14c5be5a | Sofia Papagiannaki | |
61 | 14c5be5a | Sofia Papagiannaki | request.serialization = 'text'
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62 | 14c5be5a | Sofia Papagiannaki | data = fault.message + '\n'
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63 | 14c5be5a | Sofia Papagiannaki | if fault.details:
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64 | 14c5be5a | Sofia Papagiannaki | data += '\n' + fault.details
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65 | 14c5be5a | Sofia Papagiannaki | response = HttpResponse(data, status=fault.code) |
66 | 14c5be5a | Sofia Papagiannaki | response['Content-Length'] = len(response.content) |
67 | 14c5be5a | Sofia Papagiannaki | return response
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68 | 14c5be5a | Sofia Papagiannaki | |
69 | 5ce3ce4f | Sofia Papagiannaki | |
70 | 14c5be5a | Sofia Papagiannaki | def api_method(http_method=None): |
71 | 14c5be5a | Sofia Papagiannaki | """Decorator function for views that implement an API method."""
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72 | 14c5be5a | Sofia Papagiannaki | def decorator(func): |
73 | 14c5be5a | Sofia Papagiannaki | @wraps(func)
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74 | 14c5be5a | Sofia Papagiannaki | def wrapper(request, *args, **kwargs): |
75 | 14c5be5a | Sofia Papagiannaki | try:
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76 | 14c5be5a | Sofia Papagiannaki | if http_method and request.method != http_method: |
77 | 14c5be5a | Sofia Papagiannaki | raise BadRequest('Method not allowed.') |
78 | 14c5be5a | Sofia Papagiannaki | response = func(request, *args, **kwargs) |
79 | 14c5be5a | Sofia Papagiannaki | return response
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80 | 14c5be5a | Sofia Papagiannaki | except Fault, fault:
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81 | 14c5be5a | Sofia Papagiannaki | return render_fault(request, fault)
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82 | 14c5be5a | Sofia Papagiannaki | except BaseException, e: |
83 | 14c5be5a | Sofia Papagiannaki | logger.exception('Unexpected error: %s' % e)
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84 | 14c5be5a | Sofia Papagiannaki | fault = InternalServerError('Unexpected error')
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85 | 14c5be5a | Sofia Papagiannaki | return render_fault(request, fault)
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86 | 14c5be5a | Sofia Papagiannaki | return wrapper
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87 | 14c5be5a | Sofia Papagiannaki | return decorator
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88 | 14c5be5a | Sofia Papagiannaki | |
89 | 5ce3ce4f | Sofia Papagiannaki | |
90 | 1ebea3d3 | Kostas Papadimitriou | def get_services_dict(): |
91 | 14c5be5a | Sofia Papagiannaki | services = Service.objects.all() |
92 | 5ce3ce4f | Sofia Papagiannaki | data = tuple({'id': s.pk, 'name': s.name, 'url': s.url, 'icon': |
93 | 5ce3ce4f | Sofia Papagiannaki | s.icon} for s in services) |
94 | 1ebea3d3 | Kostas Papadimitriou | return data
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95 | 1ebea3d3 | Kostas Papadimitriou | |
96 | 1ebea3d3 | Kostas Papadimitriou | @api_method(http_method=None) |
97 | 1ebea3d3 | Kostas Papadimitriou | def get_services(request): |
98 | 1ebea3d3 | Kostas Papadimitriou | callback = request.GET.get('callback', None) |
99 | 14c5be5a | Sofia Papagiannaki | mimetype = 'application/json'
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100 | 1ebea3d3 | Kostas Papadimitriou | data = json.dumps(get_services_dict()) |
101 | 14c5be5a | Sofia Papagiannaki | |
102 | 14c5be5a | Sofia Papagiannaki | if callback:
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103 | 14c5be5a | Sofia Papagiannaki | mimetype = 'application/javascript'
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104 | 14c5be5a | Sofia Papagiannaki | data = '%s(%s)' % (callback, data)
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105 | 14c5be5a | Sofia Papagiannaki | |
106 | 14c5be5a | Sofia Papagiannaki | return HttpResponse(content=data, mimetype=mimetype)
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107 | 14c5be5a | Sofia Papagiannaki | |
108 | 5ce3ce4f | Sofia Papagiannaki | |
109 | 14c5be5a | Sofia Papagiannaki | @api_method()
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110 | ed4a91be | Olga Brani | def get_menu(request, with_extra_links=False, with_signout=True): |
111 | 304acb60 | Olga Brani | user = request.user |
112 | 3902cfc6 | Kostas Papadimitriou | from_location = request.GET.get('location')
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113 | c0b26605 | Sofia Papagiannaki | index_url = reverse('index')
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114 | 3902cfc6 | Kostas Papadimitriou | if from_location:
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115 | 3902cfc6 | Kostas Papadimitriou | index_url = "%s?next=%s" % (index_url, from_location)
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116 | 3902cfc6 | Kostas Papadimitriou | |
117 | 3902cfc6 | Kostas Papadimitriou | l = [{'url': absolute(request, index_url), 'name': _("Sign in")}] |
118 | c0b26605 | Sofia Papagiannaki | if user.is_authenticated():
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119 | 14c5be5a | Sofia Papagiannaki | l = [] |
120 | a88d9ec1 | Sofia Papagiannaki | append = l.append |
121 | a88d9ec1 | Sofia Papagiannaki | item = MenuItem |
122 | a88d9ec1 | Sofia Papagiannaki | item.current_path = absolute(request, request.path) |
123 | 54213d7a | Sofia Papagiannaki | append(item( |
124 | 9a06d96f | Olga Brani | url=absolute(request, reverse('index')),
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125 | 9a06d96f | Olga Brani | name=user.email)) |
126 | 54213d7a | Sofia Papagiannaki | append(item(url=absolute(request, reverse('edit_profile')),
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127 | 54213d7a | Sofia Papagiannaki | name="My account"))
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128 | 14c5be5a | Sofia Papagiannaki | if with_extra_links:
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129 | 14c5be5a | Sofia Papagiannaki | if EMAILCHANGE_ENABLED:
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130 | 54213d7a | Sofia Papagiannaki | append(item( |
131 | 9a06d96f | Olga Brani | url=absolute(request, reverse('email_change')),
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132 | 9a06d96f | Olga Brani | name="Change email"))
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133 | 14c5be5a | Sofia Papagiannaki | if INVITATIONS_ENABLED:
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134 | 54213d7a | Sofia Papagiannaki | append(item( |
135 | 9a06d96f | Olga Brani | url=absolute(request, reverse('invite')),
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136 | 9a06d96f | Olga Brani | name="Invitations"))
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137 | 1ebea3d3 | Kostas Papadimitriou | |
138 | 73fbaec4 | Sofia Papagiannaki | if QUOTAHOLDER_URL:
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139 | 73fbaec4 | Sofia Papagiannaki | append(item( |
140 | 73fbaec4 | Sofia Papagiannaki | url=absolute(request, reverse('project_list')),
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141 | 172ce682 | Sofia Papagiannaki | name="Projects"))
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142 | 2a965273 | Sofia Papagiannaki | append(item( |
143 | 666c7490 | Sofia Papagiannaki | url=absolute(request, reverse('resource_usage')),
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144 | 666c7490 | Sofia Papagiannaki | name="Usage"))
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145 | a3e77c69 | Olga Brani | append(item( |
146 | a3e77c69 | Olga Brani | url=absolute(request, reverse('feedback')),
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147 | 279d6e51 | Olga Brani | name="Contact"))
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148 | 14c5be5a | Sofia Papagiannaki | if with_signout:
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149 | 54213d7a | Sofia Papagiannaki | append(item( |
150 | 9a06d96f | Olga Brani | url=absolute(request, reverse('logout')),
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151 | 9a06d96f | Olga Brani | name="Sign out"))
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152 | 5ce3ce4f | Sofia Papagiannaki | |
153 | 14c5be5a | Sofia Papagiannaki | callback = request.GET.get('callback', None) |
154 | 14c5be5a | Sofia Papagiannaki | data = json.dumps(tuple(l))
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155 | 14c5be5a | Sofia Papagiannaki | mimetype = 'application/json'
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156 | 14c5be5a | Sofia Papagiannaki | |
157 | 14c5be5a | Sofia Papagiannaki | if callback:
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158 | 14c5be5a | Sofia Papagiannaki | mimetype = 'application/javascript'
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159 | 14c5be5a | Sofia Papagiannaki | data = '%s(%s)' % (callback, data)
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160 | 14c5be5a | Sofia Papagiannaki | |
161 | a88d9ec1 | Sofia Papagiannaki | return HttpResponse(content=data, mimetype=mimetype)
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162 | a88d9ec1 | Sofia Papagiannaki | |
163 | 5ce3ce4f | Sofia Papagiannaki | |
164 | a88d9ec1 | Sofia Papagiannaki | class MenuItem(dict): |
165 | a88d9ec1 | Sofia Papagiannaki | current_path = ''
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166 | 5ce3ce4f | Sofia Papagiannaki | |
167 | a88d9ec1 | Sofia Papagiannaki | def __init__(self, *args, **kwargs): |
168 | a88d9ec1 | Sofia Papagiannaki | super(MenuItem, self).__init__(*args, **kwargs) |
169 | a88d9ec1 | Sofia Papagiannaki | if kwargs.get('url') or kwargs.get('submenu'): |
170 | a88d9ec1 | Sofia Papagiannaki | self.__set_is_active__()
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171 | 5ce3ce4f | Sofia Papagiannaki | |
172 | a88d9ec1 | Sofia Papagiannaki | def __setitem__(self, key, value): |
173 | a88d9ec1 | Sofia Papagiannaki | super(MenuItem, self).__setitem__(key, value) |
174 | a88d9ec1 | Sofia Papagiannaki | if key in ('url', 'submenu'): |
175 | a88d9ec1 | Sofia Papagiannaki | self.__set_is_active__()
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176 | 5ce3ce4f | Sofia Papagiannaki | |
177 | a88d9ec1 | Sofia Papagiannaki | def __set_is_active__(self): |
178 | 2ef68a58 | Sofia Papagiannaki | if self.get('is_active'): |
179 | 2ef68a58 | Sofia Papagiannaki | return
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180 | 451f6175 | Sofia Papagiannaki | if self.current_path.startswith(self.get('url')): |
181 | a88d9ec1 | Sofia Papagiannaki | self.__setitem__('is_active', True) |
182 | a88d9ec1 | Sofia Papagiannaki | else:
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183 | 2ef68a58 | Sofia Papagiannaki | submenu = self.get('submenu', ()) |
184 | 2ef68a58 | Sofia Papagiannaki | current = (i for i in submenu if i.get('url') == self.current_path) |
185 | 2ef68a58 | Sofia Papagiannaki | try:
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186 | 2ef68a58 | Sofia Papagiannaki | current_node = current.next() |
187 | 2ef68a58 | Sofia Papagiannaki | if not current_node.get('is_active'): |
188 | 2ef68a58 | Sofia Papagiannaki | current_node.__setitem__('is_active', True) |
189 | 2ef68a58 | Sofia Papagiannaki | self.__setitem__('is_active', True) |
190 | 2ef68a58 | Sofia Papagiannaki | except StopIteration: |
191 | 2ef68a58 | Sofia Papagiannaki | return
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192 | 5ce3ce4f | Sofia Papagiannaki | |
193 | 2ef68a58 | Sofia Papagiannaki | def __setattribute__(self, name, value): |
194 | 2ef68a58 | Sofia Papagiannaki | super(MenuItem, self).__setattribute__(name, value) |
195 | 2ef68a58 | Sofia Papagiannaki | if name == 'current_path': |
196 | 5ce3ce4f | Sofia Papagiannaki | self.__set_is_active__() |