Mercurial > piecrust2

annotate piecrust/data/builder.py @ 12:30a42341cfa8

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Define page slugs properly, avoid recursions with debug data.
author Ludovic Chabant <ludovic@chabant.com>
date Mon, 18 Aug 2014 16:49:54 -0700
parents 474c9882decf
children 62c7a97c8340
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 import time
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2 import logging
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3 from piecrust.configuration import merge_dicts
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4 from piecrust.data.assetor import Assetor
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5 from piecrust.data.debug import build_debug_info
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6 from piecrust.data.linker import Linker
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7 from piecrust.data.paginator import Paginator
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8 from piecrust.uriutil import get_slug
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11 logger = logging.getLogger(__name__)
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13
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14 class DataBuildingContext(object):
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15 def __init__(self, page, uri, page_num=1):
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16 self.page = page
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17 self.uri = uri
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18 self.page_num = page_num
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19 self.pagination_source = None
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20 self.pagination_filter = None
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21
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22 @property
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23 def slug(self):
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24 return get_slug(self.page.app, self.uri)
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25
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26
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27 def build_page_data(ctx):
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28 page = ctx.page
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29 app = page.app
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30
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31 pc_data = PieCrustData()
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32 pgn_source = ctx.pagination_source or get_default_pagination_source(page)
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33 paginator = Paginator(page, pgn_source, ctx.uri, ctx.page_num,
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34 ctx.pagination_filter)
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35 assetor = Assetor(page, ctx.uri)
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36 linker = Linker(page)
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37 data = {
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38 'piecrust': pc_data,
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39 'page': dict(page.config.get()),
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40 'assets': assetor,
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41 'pagination': paginator,
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42 'siblings': linker,
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43 'family': linker
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44 }
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45 page_data = data['page']
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46 page_data['url'] = ctx.uri
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47 page_data['slug'] = ctx.slug
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48 page_data['timestamp'] = time.mktime(page.datetime.timetuple())
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49 date_format = app.config.get('site/date_format')
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50 if date_format:
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51 page_data['date'] = page.datetime.strftime(date_format)
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52
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53 #TODO: handle slugified taxonomy terms.
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54
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55 site_data = build_site_data(page)
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56 merge_dicts(data, site_data)
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57
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58 # Do this at the end because we want all the data to be ready to be
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59 # displayed in the debugger window.
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60 if (app.debug and app.config.get('site/enable_debug_info') and
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61 not app.config.get('baker/is_baking')):
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62 pc_data._enableDebugInfo(page, data)
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63
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64 return data
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65
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66
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67 def build_layout_data(page, page_data, contents):
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68 data = dict(page_data)
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69 for name, txt in contents.items():
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70 if name in data:
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71 logger.warning("Content segment '%s' will hide existing data." %
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72 name)
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73 data[name] = txt
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74 return data
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75
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76
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77 try:
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78 from piecrust.__version__ import VERSION
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79 except ImportError:
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80 from piecrust import APP_VERSION as VERSION
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81
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82
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83 class PieCrustData(object):
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84 debug_render = ['version', 'url', 'branding', 'debug_info']
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85 debug_render_invoke = ['version', 'url', 'branding', 'debug_info']
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86 debug_render_redirect = {'debug_info': '_debugRenderDebugInfo'}
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87
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88 def __init__(self):
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89 self.version = VERSION
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90 self.url = 'http://bolt80.com/piecrust/'
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91 self.branding = 'Baked with <em><a href="%s">PieCrust</a> %s</em>.' % (
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92 'http://bolt80.com/piecrust/', VERSION)
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93 self._page = None
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94 self._data = None
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95
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96 @property
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97 def debug_info(self):
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98 if self._page is not None and self._data is not None:
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99 return build_debug_info(self._page, self._data)
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100 return None
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101
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102 def _enableDebugInfo(self, page, data):
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103 self._page = page
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104 self._data = data
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105
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106 def _debugRenderDebugInfo(self):
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107 return "The very thing you're looking at!"
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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 = source.data_endpoint.split('/')
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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')
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131 logger.debug("Got source name %s for page %s" % (source_name, page.path))
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132 if source_name is None:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
133 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
134 if blog_names is not None:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
135 source_name = blog_names[0]
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
136 else:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
137 source_name = app.sources[0].name
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
138 source = app.getSource(source_name)
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
139 return source
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
140