Mercurial > piecrust2

annotate piecrust/data/builder.py @ 10:cd35d356ccce

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Fix some bugs with iterators, add some unit tests.
author Ludovic Chabant <ludovic@chabant.com>
date Sun, 17 Aug 2014 21:18:48 -0700
parents 474c9882decf
children 30a42341cfa8
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3
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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
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9
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10 logger = logging.getLogger(__name__)
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11
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12
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13 class DataBuildingContext(object):
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14 def __init__(self, page, uri, page_num=1):
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15 self.page = page
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16 self.uri = uri
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17 self.page_num = page_num
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18 self.pagination_source = None
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19 self.pagination_filter = None
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20
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21
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22 def build_page_data(ctx):
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23 page = ctx.page
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24 app = page.app
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25
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26 pgn_source = ctx.pagination_source or get_default_pagination_source(page)
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27 paginator = Paginator(page, pgn_source, ctx.uri, ctx.page_num,
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28 ctx.pagination_filter)
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29 assetor = Assetor(page, ctx.uri)
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30 linker = Linker(page)
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31 data = {
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32 'piecrust': build_piecrust_data(),
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33 'page': dict(page.config.get()),
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34 'assets': assetor,
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35 'pagination': paginator,
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36 'siblings': linker,
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37 'family': linker
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38 }
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39 page_data = data['page']
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40 page_data['url'] = ctx.uri
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41 page_data['timestamp'] = time.mktime(page.datetime.timetuple())
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42 date_format = app.config.get('site/date_format')
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43 if date_format:
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44 page_data['date'] = page.datetime.strftime(date_format)
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45
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46 #TODO: handle slugified taxonomy terms.
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47
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48 site_data = build_site_data(page)
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49 merge_dicts(data, site_data)
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50
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51 # Do this at the end because we want all the data to be ready to be
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52 # displayed in the debugger window.
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53 if (app.debug and app.config.get('site/enable_debug_info') and
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54 not app.config.get('baker/is_baking')):
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55 data['piecrust']['debug_info'] = build_debug_info(page, data)
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56
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57 return data
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58
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59
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60 def build_layout_data(page, page_data, contents):
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61 data = dict(page_data)
5
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62 for name, txt in contents.items():
3
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63 if name in data:
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64 logger.warning("Content segment '%s' will hide existing data." %
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65 name)
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66 data[name] = txt
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67 return data
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69
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70 try:
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71 from piecrust.__version__ import VERSION
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72 except ImportError:
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73 from piecrust import APP_VERSION as VERSION
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74
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75
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76 def build_piecrust_data():
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77 data = {
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78 'version': VERSION,
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79 'url': 'http://bolt80.com/piecrust/',
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80 'branding': 'Baked with <em><a href="%s">PieCrust</a> %s</em>.' % (
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81 'http://bolt80.com/piecrust/', VERSION)
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82 }
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83 return data
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84
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85
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86 def build_site_data(page):
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87 app = page.app
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88 data = dict(app.config.get())
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89 for source in app.sources:
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90 endpoint_bits = source.data_endpoint.split('/')
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91 endpoint = data
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92 for e in endpoint_bits[:-1]:
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93 if e not in endpoint:
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94 endpoint[e] = {}
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95 endpoint = endpoint[e]
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96 user_data = endpoint.get(endpoint_bits[-1])
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97 provider = source.buildDataProvider(page, user_data)
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98 if endpoint_bits[-1] in endpoint:
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99 provider.user_data = endpoint[endpoint_bits[-1]]
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100 endpoint[endpoint_bits[-1]] = provider
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101 return data
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102
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103
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104 def get_default_pagination_source(page):
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105 app = page.app
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106 source_name = page.config.get('source') or page.config.get('blog')
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107 logger.debug("Got source name %s for page %s" % (source_name, page.path))
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108 if source_name is None:
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109 blog_names = app.config.get('site/blogs')
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110 if blog_names is not None:
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111 source_name = blog_names[0]
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112 else:
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113 source_name = app.sources[0].name
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114 source = app.getSource(source_name)
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115 return source
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116