Mercurial > p > roundup > code

annotate roundup/cgi/engine_jinja2.py @ 5449:ddf1cf299ebc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
only encode output on Python 2
author Christof Meerwald <cmeerw@cmeerw.org>
date Thu, 19 Jul 2018 22:24:12 +0100
parents 56c9bcdea47f
children 91391a366d92
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
1 """
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
2 Experimental Jinja2 support for Roundup. It will become less
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
3 experimental when it is completely clear what information is
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
4 passed to template, and when the info is limited to the sane
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
5 minimal set (to avoid Roundup state changes from template).
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
6
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
7 [ ] fallback mechanizm to use multiple templating engines in
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
8 parallel and aid in incremental translation from one
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
9 engine to another
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
10
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
11 [ ] define a place for templates
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
12 probably
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
13 TRACKER_HOME/templates/jinja2
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
14 with
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
15 TRACKER_HOME/templates/INFO.txt
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
16 describing how the dir was created, for example
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
17 "This is a copy of 'classic' template from ..."
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
18 also template fallback mechanizm for multi-engine
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
19 configuration
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
20 [ ] backward compatibility - if no engine is explicitly
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
21 specified, use TRACKER_HOME/html directory
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
22 [ ] copy TEMPLATES-INFO.txt to INFO.txt
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
23 [ ] implement VERSION file in environment for auto
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
24 upgrade
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
25 [ ] figure out what to do with autoescaping - it is disabled
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
26 by default in Jinja2
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
27
4748
e339583eae8e templating: rename precompileTemplates to precompile
anatoly techtonik <techtonik@gmail.com>
parents: 4743
diff changeset
28 [ ] precompile() is a stub
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
29
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
30 [ ] add {{ debug() }} dumper to inspect available variables
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
31 https://github.com/mitsuhiko/jinja2/issues/174
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
32 """
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
33
5376
64b05e24dbd8 Python 3 preparation: convert print to a function.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5015
diff changeset
34 from __future__ import print_function
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
35 import jinja2
4751
a8c95abaf3fb Work in progress - template based on jinja2, bootstrap and classic schema
Pradip Caulagi <caulagi@gmail.com>
parents: 4750
diff changeset
36 import gettext
5449
ddf1cf299ebc only encode output on Python 2
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5416
diff changeset
37 import sys
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
38
5015
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
39 from types import MethodType
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
40
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
41 # http://jinja.pocoo.org/docs/api/#loaders
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
42
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
43 from roundup.cgi.templating import context, LoaderBase, TemplateBase
5416
56c9bcdea47f Python 3 preparation: unicode.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5376
diff changeset
44 from roundup.anypy.strings import s2u
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
45
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
46 class Jinja2Loader(LoaderBase):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
47 def __init__(self, dir):
4751
a8c95abaf3fb Work in progress - template based on jinja2, bootstrap and classic schema
Pradip Caulagi <caulagi@gmail.com>
parents: 4750
diff changeset
48 extensions = [
a8c95abaf3fb Work in progress - template based on jinja2, bootstrap and classic schema
Pradip Caulagi <caulagi@gmail.com>
parents: 4750
diff changeset
49 'jinja2.ext.autoescape',
a8c95abaf3fb Work in progress - template based on jinja2, bootstrap and classic schema
Pradip Caulagi <caulagi@gmail.com>
parents: 4750
diff changeset
50 ]
5376
64b05e24dbd8 Python 3 preparation: convert print to a function.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5015
diff changeset
51 print("Jinja2 templates: ", dir)
64b05e24dbd8 Python 3 preparation: convert print to a function.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5015
diff changeset
52 print("Extensions: ", extensions)
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
53 self._env = jinja2.Environment(
4751
a8c95abaf3fb Work in progress - template based on jinja2, bootstrap and classic schema
Pradip Caulagi <caulagi@gmail.com>
parents: 4750
diff changeset
54 loader=jinja2.FileSystemLoader(dir),
a8c95abaf3fb Work in progress - template based on jinja2, bootstrap and classic schema
Pradip Caulagi <caulagi@gmail.com>
parents: 4750
diff changeset
55 extensions=extensions
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
56 )
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
57
5015
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
58 # Adding a custom filter that can transform roundup's vars to unicode
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
59 # This is necessary because jinja2 can only deal with unicode objects
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
60 # and roundup uses utf-8 for the internal representation.
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
61 # The automatic conversion will assume 'ascii' and fail sometime.
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
62 # Analysed with roundup 1.5.0 and jinja 2.7.1. See issue2550811.
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
63 self._env.filters["u"] = lambda s: \
5416
56c9bcdea47f Python 3 preparation: unicode.
Joseph Myers <jsm@polyomino.org.uk>
parents: 5376
diff changeset
64 s2u(s()) if type(s) == MethodType else s2u(s)
5015
85484d35f1a2 issue2550811 20% fix: jinja2 template engine now has an example how to use non-ascii unicode contents with a custom filter ('|u').
Bernhard Reiter <bernhard@intevation.de>
parents: 4772
diff changeset
65
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
66 def check(self, tplname):
4750
12b029655c05 Templating proof of concept to use multiple engines simultaneously,
anatoly techtonik <techtonik@gmail.com>
parents: 4748
diff changeset
67 #print tplname
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
68 try:
4750
12b029655c05 Templating proof of concept to use multiple engines simultaneously,
anatoly techtonik <techtonik@gmail.com>
parents: 4748
diff changeset
69 #print self._env.get_template(tplname + '.html')
12b029655c05 Templating proof of concept to use multiple engines simultaneously,
anatoly techtonik <techtonik@gmail.com>
parents: 4748
diff changeset
70 self._env.get_template(tplname + '.html')
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
71 except jinja2.TemplateNotFound:
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
72 return
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
73 else:
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
74 return True
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
75
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
76 def load(self, tplname):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
77 #src, filename = self.check(tplname)
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
78 return Jinja2ProxyPageTemplate(self._env.get_template(tplname + '.html'))
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
79
4748
e339583eae8e templating: rename precompileTemplates to precompile
anatoly techtonik <techtonik@gmail.com>
parents: 4743
diff changeset
80 def precompile(self):
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
81 pass
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
82
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
83 class Jinja2ProxyPageTemplate(TemplateBase):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
84 def __init__(self, template):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
85 self._tpl = template
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
86
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
87 def render(self, client, classname, request, **options):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
88 # [ ] limit the information passed to the minimal necessary set
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
89 c = context(client, self, classname, request)
4753
df36d7bd9a02 - Add more templates
Pradip Caulagi <caulagi@gmail.com>
parents: 4751
diff changeset
90 c.update({'options': options})
5449
ddf1cf299ebc only encode output on Python 2
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5416
diff changeset
91 s = self._tpl.render(c)
ddf1cf299ebc only encode output on Python 2
Christof Meerwald <cmeerw@cmeerw.org>
parents: 5416
diff changeset
92 return s if sys.version_info[0] > 2 else s.encode(client.STORAGE_CHARSET, )
4743
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
93
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
94 def __getitem__(self, name):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
95 # [ ] figure out what are these for
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
96 raise NotImplemented
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
97 #return self._pt[name]
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
98
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
99 def __getattr__(self, name):
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
100 # [ ] figure out what are these for
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
101 raise NotImplemented
2d6959f1d2df templating: proof of concept for Jinja2 support. Select 'jinja2'
anatoly techtonik <techtonik@gmail.com>
parents:
diff changeset
102 #return getattr(self._pt, name)
Roundup Issue Tracker: http://roundup-tracker.org/