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annotate piecrust/uriutil.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 62c7a97c8340
children b7ab1b503510
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1 import re
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2 import os.path
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3 import string
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4 import logging
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5 import functools
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8 logger = logging.getLogger(__name__)
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11 class UriError(Exception):
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12 def __init__(self, uri):
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13 super(UriError, self).__init__("Invalid URI: %s" % uri)
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16 @functools.total_ordering
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17 class UriInfo(object):
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18 def __init__(self, uri, source, args, taxonomy=None, page_num=1):
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19 self.uri = uri
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20 self.source = source
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21 self.args = args
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22 self.taxonomy = taxonomy
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23 self.page_num = page_num
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25 def __eq__(self, other):
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26 return ((self.uri, self.source, self.args, self.taxonomy,
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27 self.page_num) ==
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28 (other.uri, other.source, other.args, other.taxonomy,
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29 other.page_num))
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31 def __lt__(self, other):
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32 return ((self.uri, self.source, self.args, self.taxonomy,
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33 self.page_num) <
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34 (other.uri, other.source, other.args, other.taxonomy,
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35 other.page_num))
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38 pagenum_pattern = re.compile(r'/(\d+)/?$')
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41 def parse_uri(routes, uri):
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42 if uri.find('..') >= 0:
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43 raise UriError(uri)
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45 page_num = 1
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46 match = pagenum_pattern.search(uri)
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47 if match is not None:
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48 uri = uri[:match.start()]
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49 page_num = int(match.group(1))
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51 uri = '/' + uri.strip('/')
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52
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53 for rn, rc in routes.items():
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54 pattern = route_to_pattern(rn)
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55 m = re.match(pattern, uri)
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56 if m is not None:
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57 args = m.groupdict()
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58 return UriInfo(uri, rc['source'], args, rc.get('taxonomy'),
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59 page_num)
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61 return None
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64 r2p_pattern = re.compile(r'%(\w+)%')
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67 def route_to_pattern(route):
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68 return r2p_pattern.sub(r'(?P<\1>[\w\-]+)', route)
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71 def multi_replace(text, replacements):
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72 reps = dict((re.escape(k), v) for k, v in replacements.items())
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73 pattern = re.compile("|".join(list(reps.keys())))
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74 return pattern.sub(lambda m: reps[re.escape(m.group(0))], text)
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77 def get_slug(app, uri):
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78 site_root = app.config.get('site/root')
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79 uri = uri[len(site_root):]
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80 return uri.lstrip('/')
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81
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83 def get_first_sub_uri(app, uri):
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84 pretty_urls = app.config.get('site/pretty_urls')
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85 if not pretty_urls:
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86 uri, ext = os.path.splitext(uri)
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88 pgn_suffix_re = app.config.get('__cache/pagination_suffix_re')
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89 m = re.search(pgn_suffix_re, uri)
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90 if m:
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91 uri = uri[:m.start()]
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93 if not pretty_urls:
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94 uri += ext
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95
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96 return uri
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97