Mercurial > piecrust2

annotate piecrust/data/assetor.py @ 1086:84e1d2c587ae 3.0.1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
cm: Regenerate the CHANGELOG.
author Ludovic Chabant <ludovic@chabant.com>
date Thu, 15 Feb 2018 22:29:40 -0800
parents 8adc27285d93
children b2a34a6ec5e5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6
f5ca5c5bed85 More Python 3 fixes, modularization, and new unit tests.
Ludovic Chabant <ludovic@chabant.com>
parents: 5
diff changeset
1 import os
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
2 import os.path
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
3 import logging
852
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
4 from piecrust.sources.base import REL_ASSETS
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
5 from piecrust.uriutil import multi_replace
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
6
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
7
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
8 logger = logging.getLogger(__name__)
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
9
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
10
6
f5ca5c5bed85 More Python 3 fixes, modularization, and new unit tests.
Ludovic Chabant <ludovic@chabant.com>
parents: 5
diff changeset
11 class UnsupportedAssetsError(Exception):
f5ca5c5bed85 More Python 3 fixes, modularization, and new unit tests.
Ludovic Chabant <ludovic@chabant.com>
parents: 5
diff changeset
12 pass
f5ca5c5bed85 More Python 3 fixes, modularization, and new unit tests.
Ludovic Chabant <ludovic@chabant.com>
parents: 5
diff changeset
13
f5ca5c5bed85 More Python 3 fixes, modularization, and new unit tests.
Ludovic Chabant <ludovic@chabant.com>
parents: 5
diff changeset
14
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
15 class _AssetInfo:
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
16 def __init__(self, content_item, uri):
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
17 self.content_item = content_item
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
18 self.uri = uri
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
19
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
20
915
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
21 class Assetor:
852
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
22 debug_render_doc = """Helps render URLs to files in the current page's
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
23 asset folder."""
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
24 debug_render = []
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
25 debug_render_dynamic = ['_debugRenderAssetNames']
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
26
853
f070a4fc033c core: Continue PieCrust3 refactor, simplify pages.
Ludovic Chabant <ludovic@chabant.com>
parents: 852
diff changeset
27 def __init__(self, page):
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
28 self._page = page
867
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
29 self._cache_map = None
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
30 self._cache_list = None
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
31
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
32 def __getattr__(self, name):
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
33 try:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
34 self._cacheAssets()
870
48d25fd68b8d assets: Fix bug in assetor.
Ludovic Chabant <ludovic@chabant.com>
parents: 867
diff changeset
35 return self._cache_map[name].uri
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
36 except KeyError:
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
37 raise AttributeError()
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
38
915
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
39 def __getitem__(self, name):
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
40 self._cacheAssets()
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
41 return self._cache_map[name].uri
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
42
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
43 def __contains__(self, name):
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
44 self._cacheAssets()
915
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
45 return name in self._cache_map
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
46
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
47 def __iter__(self):
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
48 self._cacheAssets()
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
49 return iter(self._cache_list)
25
65ae19c4e8a3 Copy page assets to bake output, use correct slashes when serving assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 13
diff changeset
50
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
51 def __len__(self):
809
22c6f6a3d0a0 admin: Add ability to upload page assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 472
diff changeset
52 self._cacheAssets()
915
9d804fa186a0 data: Make the `Assetor` more into a `dict` than a `list`.
Ludovic Chabant <ludovic@chabant.com>
parents: 886
diff changeset
53 return len(self._cache_map)
415
0e9a94b7fdfa bake: Improve bake record information.
Ludovic Chabant <ludovic@chabant.com>
parents: 329
diff changeset
54
886
dcdec4b951a1 admin: Get the admin panel working again.
Ludovic Chabant <ludovic@chabant.com>
parents: 871
diff changeset
55 def _getAssetNames(self):
dcdec4b951a1 admin: Get the admin panel working again.
Ludovic Chabant <ludovic@chabant.com>
parents: 871
diff changeset
56 self._cacheAssets()
dcdec4b951a1 admin: Get the admin panel working again.
Ludovic Chabant <ludovic@chabant.com>
parents: 871
diff changeset
57 return self._cache_map.keys()
dcdec4b951a1 admin: Get the admin panel working again.
Ludovic Chabant <ludovic@chabant.com>
parents: 871
diff changeset
58
871
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
59 def _getAssetItems(self):
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
60 self._cacheAssets()
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
61 return map(lambda i: i.content_item, self._cache_map.values())
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
62
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
63 def _debugRenderAssetNames(self):
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
64 self._cacheAssets()
870
48d25fd68b8d assets: Fix bug in assetor.
Ludovic Chabant <ludovic@chabant.com>
parents: 867
diff changeset
65 return list(self._cache_map.keys())
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
66
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
67 def _cacheAssets(self):
867
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
68 if self._cache_map is not None:
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
69 return
837
ad8f48a31c62 assets: Fix crash when a page doesn't have assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 832
diff changeset
70
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
71 source = self._page.source
852
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
72 content_item = self._page.content_item
867
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
73 assets = source.getRelatedContents(content_item, REL_ASSETS)
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
74
867
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
75 self._cache_map = {}
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
76 self._cache_list = []
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
77
852
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
78 if assets is None:
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
79 return
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
80
852
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
81 app = source.app
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
82 root_dir = app.root_dir
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
83 asset_url_format = app.config.get('site/asset_url_format')
975
a0a62d0da723 internal: Check that the `Assetor` has an asset URL format to work with.
Ludovic Chabant <ludovic@chabant.com>
parents: 915
diff changeset
84 if not asset_url_format:
a0a62d0da723 internal: Check that the `Assetor` has an asset URL format to work with.
Ludovic Chabant <ludovic@chabant.com>
parents: 915
diff changeset
85 raise Exception("No asset URL format was specified.")
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
86
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
87 page_uri = self._page.getUri()
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
88 pretty_urls = app.config.get('site/pretty_urls')
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
89 if not pretty_urls:
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
90 page_uri, _ = os.path.splitext(page_uri)
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
91
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
92 uri_build_tokens = {
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
93 '%path%': None,
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
94 '%filename%': None,
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
95 '%page_uri%': page_uri
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
96 }
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
97
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
98 for a in assets:
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
99 name = a.metadata['name']
867
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
100 if name in self._cache_map:
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
101 raise UnsupportedAssetsError(
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
102 "An asset with name '%s' already exists for item '%s'. "
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
103 "Do you have multiple assets with colliding names?" %
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
104 (name, content_item.spec))
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
105
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
106 # TODO: this assumes a file-system source!
871
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
107 uri_build_tokens['%path%'] = \
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
108 os.path.relpath(a.spec, root_dir).replace('\\', '/')
504ddb370df8 refactor: Fixing some issues with baking assets.
Ludovic Chabant <ludovic@chabant.com>
parents: 870
diff changeset
109 uri_build_tokens['%filename%'] = a.metadata['filename']
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
110 uri = multi_replace(asset_url_format, uri_build_tokens)
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
111
867
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
112 self._cache_map[name] = _AssetInfo(a, uri)
757fba54bfd3 refactor: Improve pagination and iterators to work with other sources.
Ludovic Chabant <ludovic@chabant.com>
parents: 862
diff changeset
113 self._cache_list.append(uri)
862
fddaf43424e2 refactor: Get the page assets to work again in the server.
Ludovic Chabant <ludovic@chabant.com>
parents: 853
diff changeset
114
852
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
115 stack = app.env.render_ctx_stack
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
116 cur_ctx = stack.current_ctx
4850f8c21b6e core: Start of the big refactor for PieCrust 3.0.
Ludovic Chabant <ludovic@chabant.com>
parents: 837
diff changeset
117 if cur_ctx is not None:
989
8adc27285d93 bake: Big pass on bake performance.
Ludovic Chabant <ludovic@chabant.com>
parents: 975
diff changeset
118 cur_ctx.render_info['used_assets'] = True
3
f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
119