annotate piecrust/data/builder.py @ 298:b7ab1b503510

data: Fix incorrect next/previous page URLs in pagination data. Consolidate splitting an URL between its first URL and its sub page number. Be careful about the index page's URL not losing its slash.
author Ludovic Chabant <ludovic@chabant.com>
date Wed, 11 Mar 2015 23:46:42 -0700
parents d9d5c5de02a8
children 412537e91e45
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 import re
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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 PageLinkerData
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9 from piecrust.data.paginator import Paginator
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10 from piecrust.uriutil import get_slug, split_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, _ = split_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 = PageLinkerData(page.source, page.rel_path)
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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 'family': linker
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46 }
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47 page_data = data['page']
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48 page_data['url'] = ctx.uri
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49 page_data['slug'] = ctx.slug
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50 page_data['timestamp'] = time.mktime(page.datetime.timetuple())
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51 date_format = app.config.get('site/date_format')
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52 if date_format:
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53 page_data['date'] = page.datetime.strftime(date_format)
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54
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55 #TODO: handle slugified taxonomy terms.
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56
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57 site_data = build_site_data(page)
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58 merge_dicts(data, site_data)
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59
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60 # Do this at the end because we want all the data to be ready to be
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61 # displayed in the debugger window.
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62 if (app.config.get('site/show_debug_info') and
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63 not app.config.get('baker/is_baking')):
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64 pc_data._enableDebugInfo(page, data)
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65
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66 return data
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68
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69 def build_layout_data(page, page_data, contents):
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70 data = dict(page_data)
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71 for name, txt in contents.items():
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72 if name in data:
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73 logger.warning("Content segment '%s' will hide existing data." %
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74 name)
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75 data[name] = txt
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76 return data
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78
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79 class PieCrustData(object):
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80 debug_render = ['version', 'url', 'branding', 'debug_info']
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81 debug_render_invoke = ['version', 'url', 'branding', 'debug_info']
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82 debug_render_redirect = {'debug_info': '_debugRenderDebugInfo'}
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83
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84 def __init__(self):
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85 self.version = APP_VERSION
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86 self.url = 'http://bolt80.com/piecrust/'
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87 self.branding = 'Baked with <em><a href="%s">PieCrust</a> %s</em>.' % (
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88 'http://bolt80.com/piecrust/', APP_VERSION)
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89 self._page = None
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90 self._data = None
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91
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92 @property
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93 def debug_info(self):
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94 if self._page is not None and self._data is not None:
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95 return build_debug_info(self._page, self._data)
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99dea56238af Apparently Jinja doesn't understand `None` the way I thought.
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96 return ''
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97
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98 def _enableDebugInfo(self, page, data):
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99 self._page = page
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100 self._data = data
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101
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102 def _debugRenderDebugInfo(self):
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103 return "The very thing you're looking at!"
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104
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105
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106 re_endpoint_sep = re.compile(r'[\/\.]')
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107
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108
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109 def build_site_data(page):
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110 app = page.app
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111 data = dict(app.config.get())
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112 for source in app.sources:
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113 endpoint_bits = re_endpoint_sep.split(source.data_endpoint)
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114 endpoint = data
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115 for e in endpoint_bits[:-1]:
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116 if e not in endpoint:
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117 endpoint[e] = {}
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118 endpoint = endpoint[e]
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119 user_data = endpoint.get(endpoint_bits[-1])
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120 provider = source.buildDataProvider(page, user_data)
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121 if endpoint_bits[-1] in endpoint:
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122 provider.user_data = endpoint[endpoint_bits[-1]]
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123 endpoint[endpoint_bits[-1]] = provider
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124 return data
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125
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126
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127 def get_default_pagination_source(page):
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128 app = page.app
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129 source_name = page.config.get('source') or page.config.get('blog')
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Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
130 if source_name is None:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
131 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
132 if blog_names is not None:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
133 source_name = blog_names[0]
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
134 else:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
135 source_name = app.sources[0].name
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
136 source = app.getSource(source_name)
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
137 return source
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
138