/
pandoc.py
90 lines (77 loc) · 3.37 KB
/
pandoc.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
# -*- coding: utf-8 -*-
# Copyright © 2012-2016 Roberto Alsina and others.
# Permission is hereby granted, free of charge, to any
# person obtaining a copy of this software and associated
# documentation files (the "Software"), to deal in the
# Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the
# Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice
# shall be included in all copies or substantial portions of
# the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
# OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""Page compiler plugin for pandoc.
You will need, of course, to install pandoc
"""
from __future__ import unicode_literals
import io
import os
import subprocess
from nikola.plugin_categories import PageCompiler
from nikola.utils import req_missing, makedirs, write_metadata
class CompilePandoc(PageCompiler):
"""Compile markups into HTML using pandoc."""
name = "pandoc"
friendly_name = "pandoc"
def set_site(self, site):
"""Set Nikola site."""
self.config_dependencies = [str(site.config['PANDOC_OPTIONS'])]
super(CompilePandoc, self).set_site(site)
def compile(self, source, dest, is_two_file=False, post=None, lang=None):
"""Compile the source file into HTML and save as dest."""
makedirs(os.path.dirname(dest))
try:
subprocess.check_call(['pandoc', '-o', dest, source] + self.site.config['PANDOC_OPTIONS'])
with open(dest, 'r', encoding='utf-8') as inf:
output, shortcode_deps = self.site.apply_shortcodes(inf.read(), with_dependencies=True)
with open(dest, 'w', encoding='utf-8') as outf:
outf.write(output)
if post is None:
if shortcode_deps:
self.logger.error(
"Cannot save dependencies for post {0} (post unknown)",
source)
else:
post._depfile[dest] += shortcode_deps
except OSError as e:
if e.strreror == 'No such file or directory':
req_missing(['pandoc'], 'build this site (compile with pandoc)', python=False)
def create_post(self, path, **kw):
"""Create a new post."""
content = kw.pop('content', None)
onefile = kw.pop('onefile', False)
# is_page is not used by create_post as of now.
kw.pop('is_page', False)
metadata = {}
metadata.update(self.default_metadata)
metadata.update(kw)
makedirs(os.path.dirname(path))
if not content.endswith('\n'):
content += '\n'
with io.open(path, "w+", encoding="utf8") as fd:
if onefile:
fd.write('<!--\n')
fd.write(write_metadata(metadata))
fd.write('-->\n\n')
fd.write(content)