Mercurial > piecrust2

annotate foodtruck/web.py @ 657:c1a94e1beb9d

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admin: Show a more classic blog post listing in FoodTruck.
author Ludovic Chabant <ludovic@chabant.com>
date Thu, 25 Feb 2016 22:30:16 -0800
parents 59968ee07a07
children 65706804e1de
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 import os
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2 import os.path
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3 import time
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4 import logging
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5 from flask import Flask, g, request, render_template
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6 from .configuration import (
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7 FoodTruckConfigNotFoundError, get_foodtruck_config)
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8 from .sites import FoodTruckSites, InvalidSiteError
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9
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10
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11 logger = logging.getLogger(__name__)
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12
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13 app = Flask(__name__)
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14 app.config.from_object('foodtruck.settings')
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15 app.config.from_envvar('FOODTRUCK_SETTINGS', silent=True)
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16
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17 admin_root = app.config['FOODTRUCK_ROOT'] or os.getcwd()
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18 config_path = os.path.join(admin_root, 'app.cfg')
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19
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20 # If we're being run as the `chef admin run` command, from inside a PieCrust
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21 # website, do a few things differently.
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22 _procedural_config = None
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23
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24 if (app.config['FOODTRUCK_CMDLINE_MODE'] and
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25 os.path.isfile(os.path.join(admin_root, 'config.yml'))):
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26 app.secret_key = os.urandom(22)
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27 app.config['LOGIN_DISABLED'] = True
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28 _procedural_config = {
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29 'sites': {
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30 'local': admin_root}
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31 }
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32
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33
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34 if os.path.isfile(config_path):
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35 app.config.from_pyfile(config_path)
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36
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37 if app.config['DEBUG']:
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38 l = logging.getLogger()
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39 l.setLevel(logging.DEBUG)
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40
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41 logger.debug("Using FoodTruck admin root: %s" % admin_root)
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42
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43
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44 def after_this_request(f):
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45 if not hasattr(g, 'after_request_callbacks'):
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46 g.after_request_callbacks = []
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47 g.after_request_callbacks.append(f)
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48 return f
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49
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50
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51 class LazySomething(object):
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52 def __init__(self, factory):
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53 self._factory = factory
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54 self._something = None
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55
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56 def __getattr__(self, name):
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57 if self._something is not None:
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58 return getattr(self._something, name)
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59
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60 self._something = self._factory()
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61 return getattr(self._something, name)
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62
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63
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64 @app.before_request
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65 def _setup_foodtruck_globals():
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66 def _get_config():
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67 return get_foodtruck_config(admin_root, _procedural_config)
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68
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69 def _get_sites():
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70 names = g.config.get('sites')
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71 if not names or not isinstance(names, dict):
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72 raise InvalidSiteError(
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73 "No sites are defined in the configuration file.")
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74
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75 current = request.cookies.get('foodtruck_site_name')
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76 if current is not None and current not in names:
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77 current = None
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78 if current is None:
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79 current = next(iter(names.keys()))
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80 s = FoodTruckSites(g.config, current)
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81 return s
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82
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83 def _get_current_site():
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84 return g.sites.get()
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85
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86 g.config = LazySomething(_get_config)
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87 g.sites = LazySomething(_get_sites)
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88 g.site = LazySomething(_get_current_site)
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89
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90
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91 @app.after_request
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92 def _call_after_request_callbacks(response):
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93 for callback in getattr(g, 'after_request_callbacks', ()):
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94 callback(response)
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95 return response
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96
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97
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98 if not app.config['DEBUG']:
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99 logger.debug("Registering exception handlers.")
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100
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101 @app.errorhandler(FoodTruckConfigNotFoundError)
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102 def _on_config_missing(ex):
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103 return render_template('install.html')
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104
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105 @app.errorhandler(InvalidSiteError)
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106 def _on_invalid_site(ex):
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107 data = {'error': "The was an error with your configuration file: %s" %
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108 str(ex)}
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109 return render_template('error.html', **data)
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110
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111
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112 @app.errorhandler
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113 def _on_error(ex):
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114 logging.exception(ex)
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115
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116
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117 _missing_secret_key = False
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118
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119 if not app.secret_key:
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120 # If there's no secret key, create a temp one but mark the app as not
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121 # correctly installed so it shows the installation information page.
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122 app.secret_key = 'temp-key'
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123 _missing_secret_key = True
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124
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125
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126 from flask.ext.login import LoginManager, UserMixin
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127
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128
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129 class User(UserMixin):
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130 def __init__(self, uid, pwd):
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131 self.id = uid
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132 self.password = pwd
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133
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134
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135 def load_user(user_id):
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136 admin_id = g.config.get('security/username')
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137 if admin_id == user_id:
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138 admin_pwd = g.config.get('security/password')
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139 return User(admin_id, admin_pwd)
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140 return None
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141
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142
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143 login_manager = LoginManager()
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144 login_manager.init_app(app)
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145 login_manager.login_view = 'login'
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146 login_manager.user_loader(load_user)
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147
608
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148 if _missing_secret_key:
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149 def _handler():
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150 raise FoodTruckConfigNotFoundError()
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151
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152 logger.debug("No secret key found, disabling website.")
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153 login_manager.unauthorized_handler(_handler)
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154 login_manager.login_view = None
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155
587
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156
640
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157 from foodtruck.bcryptfallback import Bcrypt
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158 if (getattr(Bcrypt, 'is_fallback_bcrypt', None) is True and
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159 not app.config['FOODTRUCK_CMDLINE_MODE']):
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160 raise Exception(
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161 "You're running FoodTruck outside of `chef`, and will need to "
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162 "install Flask-Bcrypt to get more proper security.")
587
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163 app.bcrypt = Bcrypt(app)
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164
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165
657
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166 @app.template_filter('iso8601')
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167 def timestamp_to_iso8601(t):
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168 t = time.localtime(t)
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169 return time.strftime('%Y-%m-%dT%H:%M:%SZ', t)
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170
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171 @app.template_filter('datetime')
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172 def timestamp_to_datetime(t, fmt=None):
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173 fmt = fmt or '%x'
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174 t = time.localtime(t)
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175 return time.strftime(fmt, t)
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176
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177
587
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178 import foodtruck.views.create # NOQA
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179 import foodtruck.views.dashboard # NOQA
587
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180 import foodtruck.views.edit # NOQA
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181 import foodtruck.views.menu # NOQA
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182 import foodtruck.views.preview # NOQA
602
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183 import foodtruck.views.publish # NOQA
587
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184 import foodtruck.views.sources # NOQA
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185