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annotate piecrust/data/builder.py @ 111:208c652551a3

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Quick fix for making the server correctly update referenced pages. Disable the file-system cache for rendered segments when in server mode. We can bring this optimization back when we're actually using the baking record in the server too in order to know dependencies.
author Ludovic Chabant <ludovic@chabant.com>
date Thu, 16 Oct 2014 17:03:42 -0700
parents a643b14a59a3
children 4fc1d306046b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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diff changeset
1 import re
3
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2 import time
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3 import logging
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4 from piecrust import APP_VERSION
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5 from piecrust.configuration import merge_dicts
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6 from piecrust.data.assetor import Assetor
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7 from piecrust.data.debug import build_debug_info
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8 from piecrust.data.linker import Linker
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9 from piecrust.data.paginator import Paginator
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10 from piecrust.uriutil import get_slug, get_first_sub_uri
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13 logger = logging.getLogger(__name__)
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15
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16 class DataBuildingContext(object):
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17 def __init__(self, page, uri, page_num=1):
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18 self.page = page
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19 self.uri = uri
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20 self.page_num = page_num
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21 self.pagination_source = None
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22 self.pagination_filter = None
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23
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24 @property
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25 def slug(self):
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26 return get_slug(self.page.app, self.uri)
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27
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28
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29 def build_page_data(ctx):
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30 page = ctx.page
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31 app = page.app
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32 first_uri = get_first_sub_uri(app, ctx.uri)
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33
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34 pc_data = PieCrustData()
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35 pgn_source = ctx.pagination_source or get_default_pagination_source(page)
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36 paginator = Paginator(page, pgn_source, first_uri, ctx.page_num,
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37 ctx.pagination_filter)
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38 assetor = Assetor(page, first_uri)
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39 linker = Linker(page)
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40 data = {
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41 'piecrust': pc_data,
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42 'page': dict(page.config.get()),
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43 'assets': assetor,
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44 'pagination': paginator,
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45 'siblings': linker,
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46 'family': linker
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47 }
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48 page_data = data['page']
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49 page_data['url'] = ctx.uri
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50 page_data['slug'] = ctx.slug
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51 page_data['timestamp'] = time.mktime(page.datetime.timetuple())
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52 date_format = app.config.get('site/date_format')
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53 if date_format:
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54 page_data['date'] = page.datetime.strftime(date_format)
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55
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56 #TODO: handle slugified taxonomy terms.
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57
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58 site_data = build_site_data(page)
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59 merge_dicts(data, site_data)
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60
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61 # Do this at the end because we want all the data to be ready to be
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62 # displayed in the debugger window.
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63 if (app.debug and app.config.get('site/enable_debug_info') and
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64 not app.config.get('baker/is_baking')):
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65 pc_data._enableDebugInfo(page, data)
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66
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67 return data
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68
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69
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70 def build_layout_data(page, page_data, contents):
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71 data = dict(page_data)
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72 for name, txt in contents.items():
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73 if name in data:
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74 logger.warning("Content segment '%s' will hide existing data." %
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75 name)
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76 data[name] = txt
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77 return data
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79
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80 class PieCrustData(object):
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81 debug_render = ['version', 'url', 'branding', 'debug_info']
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82 debug_render_invoke = ['version', 'url', 'branding', 'debug_info']
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83 debug_render_redirect = {'debug_info': '_debugRenderDebugInfo'}
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84
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85 def __init__(self):
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86 self.version = APP_VERSION
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87 self.url = 'http://bolt80.com/piecrust/'
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88 self.branding = 'Baked with <em><a href="%s">PieCrust</a> %s</em>.' % (
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89 'http://bolt80.com/piecrust/', APP_VERSION)
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90 self._page = None
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91 self._data = None
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92
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93 @property
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94 def debug_info(self):
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95 if self._page is not None and self._data is not None:
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96 return build_debug_info(self._page, self._data)
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97 return ''
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98
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99 def _enableDebugInfo(self, page, data):
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100 self._page = page
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101 self._data = data
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102
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103 def _debugRenderDebugInfo(self):
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104 return "The very thing you're looking at!"
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105
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106
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107 re_endpoint_sep = re.compile(r'[\/\.]')
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108
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109
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110 def build_site_data(page):
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111 app = page.app
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112 data = dict(app.config.get())
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113 for source in app.sources:
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114 endpoint_bits = re_endpoint_sep.split(source.data_endpoint)
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115 endpoint = data
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116 for e in endpoint_bits[:-1]:
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117 if e not in endpoint:
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118 endpoint[e] = {}
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119 endpoint = endpoint[e]
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120 user_data = endpoint.get(endpoint_bits[-1])
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121 provider = source.buildDataProvider(page, user_data)
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122 if endpoint_bits[-1] in endpoint:
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123 provider.user_data = endpoint[endpoint_bits[-1]]
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124 endpoint[endpoint_bits[-1]] = provider
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125 return data
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126
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127
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128 def get_default_pagination_source(page):
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129 app = page.app
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130 source_name = page.config.get('source') or page.config.get('blog')
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
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131 if source_name is None:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
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132 blog_names = app.config.get('site/blogs')
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
133 if blog_names is not None:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
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134 source_name = blog_names[0]
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
135 else:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
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136 source_name = app.sources[0].name
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
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137 source = app.getSource(source_name)
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
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138 return source
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
139