def compile_post(path):
"""
Compile a markdown post.
"""
with open(path, 'r') as f:
raw = f.read()
parts = path.split('/')
category = parts[-2]
slug = parts[-1].replace('.md', '')
raw, meta = extract_metadata(raw)
html = compile_markdown(raw)
data = {
'plain': raw,
'html': html,
'slug': slug,
'category': category,
'url': '/{}/{}'.format(category, slug)
}
data.update(meta)
for k, v in data.items():
if isinstance(v, datetime):
data[k] = v.isoformat()
# Lead with the published timestamp so the
# built files are in the right order
data['build_slug'] = '{2}/{0}{1}_{3}'.format('D' if meta['draft'] else '',
meta['published_ts'],
category, slug)
return data
def compile_post(path):
"""
Compile a markdown post.
"""
with open(path, 'r') as f:
raw = f.read()
parts = path.split('/')
category = parts[-2]
slug = parts[-1].replace('.md', '')
raw, meta = extract_metadata(raw)
html = compile_markdown(raw)
data = {
'plain': raw,
'html': html,
'slug': slug,
'category': category,
'url': '/{}/{}'.format(category, slug)
}
data.update(meta)
for k, v in data.items():
if isinstance(v, datetime):
data[k] = v.isoformat()
# Lead with the published timestamp so the
# built files are in the right order
data['build_slug'] = '{2}/{0}{1}_{3}'.format('D' if meta['draft'] else '',
meta['published_ts'],
category,
slug)
return data
def extract_metadata(raw):
"""
Extract metadata from raw markdown content.
Returns the content with metadata removed and the extracted metadata.
"""
# Defaults
meta = {
'title': '',
'published_at': datetime.now(),
'draft': False
}
# Try to extract metadata, specified as YAML front matter
meta_match = meta_re.search(raw)
if meta_match is not None:
meta_raw = meta_match.group(1)
try:
ext_meta = yaml.load(meta_raw)
meta.update(ext_meta)
# Remove the metadata before we compile
raw = meta_re.sub('', raw).strip()
except yaml.scanner.ScannerError:
pass
# Convert to bool if necessary
if isinstance(meta['draft'], str):
meta['draft'] = strtobool(meta['draft'])
# Convert to timestamp if necessary
if isinstance(meta['published_at'], str):
meta['published_at'] = parse(meta['published_at'])
meta['published_ts'] = int(meta['published_at'].timestamp())
# Try to extract title
title_match = title_re.search(raw)
if title_match is not None:
meta['title'] = title_match.group(1)
meta['title_html'] = compile_markdown(meta['title'])
# Remove the title before we compile
raw = title_re.sub('', raw).strip()
return raw, meta
def extract_metadata(raw):
"""
Extract metadata from raw markdown content.
Returns the content with metadata removed and the extracted metadata.
"""
# Defaults
meta = {'title': '', 'published_at': datetime.now(), 'draft': False}
# Try to extract metadata, specified as YAML front matter
meta_match = meta_re.search(raw)
if meta_match is not None:
meta_raw = meta_match.group(1)
try:
ext_meta = yaml.load(meta_raw)
meta.update(ext_meta)
# Remove the metadata before we compile
raw = meta_re.sub('', raw).strip()
except yaml.scanner.ScannerError:
pass
# Convert to bool if necessary
if isinstance(meta['draft'], str):
meta['draft'] = strtobool(meta['draft'])
# Convert to timestamp if necessary
if isinstance(meta['published_at'], str):
meta['published_at'] = parse(meta['published_at'])
meta['published_ts'] = int(meta['published_at'].timestamp())
# Try to extract title
title_match = title_re.search(raw)
if title_match is not None:
meta['title'] = title_match.group(1)
meta['title_html'] = compile_markdown(meta['title'])
# Remove the title before we compile
raw = title_re.sub('', raw).strip()
return raw, meta
