def take_action(self, args):
site = load_site()
logging.info("Updating indices under %s", site.base_dir)
logging.debug("Loading recent posts")
recent_posts = site.pages.get_recent_posts(4)
logging.debug("Loading _templates/index.html")
# TODO: read template name from a config file
template = PyQuery(parse_html("_templates/index.html").getroot())
template.find("title").text(site.config.get("site", "site_title"))
post_list = template.find(".post-list").removeClass("placeholder")
post_template = post_list.children().eq(0).clone().removeClass(
"placeholder")
post_list.empty()
for post in recent_posts:
p = post_template.clone()
uri = site.filename_to_url(post.filename)
html = post.html.getroot()
html.make_links_absolute(uri)
p.find("a.title").removeClass("placeholder").attr(
"href", uri).text(post.title)
post_date = post.get_publication_date()
p.find(".date").removeClass("placeholder").text(
post_date.strftime("%b %d")).attr("datetime",
post_date.isoformat())
summary = html.cssselect(".summary")
if summary:
p.find(".summary").removeClass("placeholder").html(
lxml_inner_html(summary[0]).strip())
else:
p.find(".summary").remove()
# Work around https://github.com/gawel/pyquery/issues/31 by correctly parsing Unicode
# into an HTML Element instance rather than passing in the text directly.
body = p.find(".body").removeClass("placeholder").empty()
for i in PyQuery(html_from_string(post.articleBody)).contents():
if isinstance(i, str):
# Work around https://github.com/gawel/pyquery/issues/32 by forcing
# lxml.etree._ElementUnicodeResult into str:
i = str(i)
body.append(i)
p.appendTo(post_list)
orphans = template.find(".placeholder")
if orphans:
logging.error("Template contained unexpanded placeholders: %s",
orphans)
logging.info("Replacing index.html")
with open("index.html", "wb") as f:
# We don't use template.outerHtml because that would lose the doctype
f.write(
tostring(template[0].getroottree(),
method="html",
encoding="utf-8"))
if args.tidy:
logging.info("Tidying index.html")
tidy("index.html")
def apply_template(
template_filename,
filename,
site,
blog_posts=None,
tidy_html=False,
update_timestamps=False,
):
"""Create or update an HTML file using a template"""
logging.debug("Loading template file %s", template_filename)
template = PyQuery(parse_html(
template_filename).getroot()) # TODO: cache parsed templates
if os.path.exists(filename):
logging.info("Loading HTML file %s", filename)
original_post = Page(filename)
else:
logging.info("Creating new HTML file %s", filename)
original_post = Page(template_filename)
update_timestamps = True
# We'll open the template file and prepare the destination:
output_dir = os.path.dirname(filename)
if not os.path.isdir(output_dir):
os.makedirs(output_dir)
original = PyQuery(original_post.html.getroot())
template('title,*[itemprop="title"]').removeClass("placeholder").text(
original_post.title)
logging.debug("Processing timestamps")
now = datetime.now(timezone.utc)
for i in ("dateCreated", "dateModified", "datePublished"):
src_val = None
j = original('*[itemprop="%s"]' % i)
if j:
src_val = j.attr("datetime" if j.is_("time") else "content")
if update_timestamps or not src_val:
src_val = now.isoformat()
target = template('*[itemprop="%s"]' % i)
if target:
target.attr("datetime" if target.is_("time") else "content",
src_val)
post_date = original_post.get_publication_date()
if update_timestamps or not post_date:
post_date = now
# TODO: make post date format configurable
template("time.date").removeClass("placeholder").text(
post_date.strftime("%b %d")).attr("datetime", post_date.isoformat())
last_modified = original_post.last_modified
if update_timestamps or not last_modified:
last_modified = now
template('meta[http-equiv="last-modified"]').attr(
"content", last_modified.strftime("%a, %d %b %Y %H:%M:%S GMT"))
logging.debug("Updating summary")
summary = original(".summary").eq(0)
if summary:
template(".summary").removeClass("placeholder").empty().html(
summary.html())
else:
template(".summary").remove()
logging.debug("Updating body")
template('*[itemprop="articleBody"]').removeClass(
"placeholder").empty().append(
original('*[itemprop="articleBody"]').children())
logging.debug("Updating meta description")
desc = original_post.description or summary.text()
if desc:
template('meta[name="description"]').attr("content", desc)
else:
template('meta[name="description"]').remove()
logging.debug("Updating navigation")
post_nav = template("#post-nav")
if not blog_posts:
post_nav.remove()
else:
prev_post = next_post = None
for post in blog_posts:
pub_date = post.get_publication_date()
if pub_date < post_date and (not prev_post or
pub_date > prev_post.date_published):
prev_post = post
elif pub_date > post_date and (
not next_post or pub_date < next_post.date_published):
next_post = post
if not prev_post:
post_nav(".previous").remove()
else:
post_nav(".previous").removeClass("placeholder").attr(
"href",
site.filename_to_url(prev_post.filename)).text(prev_post.title)
if not next_post:
post_nav(".next").remove()
else:
post_nav(".next").removeClass("placeholder").attr(
"href",
site.filename_to_url(next_post.href)).text(next_post.title)
orphans = template.find(".placeholder")
if orphans:
logging.warning("Template contained unexpanded placeholders: %s",
orphans)
logging.info("Saving %s", filename)
with open(filename, "wb") as f:
# We don't use template.outerHtml because that would lose the doctype
f.write(
tostring(template[0].getroottree(),
method="html",
encoding="utf-8"))
if tidy_html:
logging.info("Tidying HTML in %s", filename)
tidy(filename)
def apply_template(template_filename, filename, site, blog_posts=None,
tidy_html=False, update_timestamps=False):
"""Create or update an HTML file using a template"""
logging.debug('Loading template file %s', template_filename)
template = PyQuery(parse_html(template_filename).getroot()) # TODO: cache parsed templates
if os.path.exists(filename):
logging.info('Loading HTML file %s', filename)
original_post = Page(filename)
else:
logging.info('Creating new HTML file %s', filename)
original_post = Page(template_filename)
update_timestamps = True
# We'll open the template file and prepare the destination:
output_dir = os.path.dirname(filename)
if not os.path.isdir(output_dir):
os.makedirs(output_dir)
original = PyQuery(original_post.html.getroot())
template('title,*[itemprop="title"]').removeClass('placeholder').text(original_post.title)
logging.debug('Processing timestamps')
now = datetime.now(timezone.utc)
for i in ('dateCreated', 'dateModified', 'datePublished'):
src_val = None
j = original('*[itemprop="%s"]' % i)
if j:
src_val = j.attr('datetime' if j.is_('time') else 'content')
if update_timestamps or not src_val:
src_val = now.isoformat()
target = template('*[itemprop="%s"]' % i)
if target:
target.attr('datetime' if target.is_('time') else 'content', src_val)
post_date = original_post.get_publication_date()
if update_timestamps or not post_date:
post_date = now
# TODO: make post date format configurable
template('time.date').removeClass('placeholder') \
.text(post_date.strftime('%b %d')) \
.attr("datetime", post_date.isoformat())
last_modified = original_post.last_modified
if update_timestamps or not last_modified:
last_modified = now
template('meta[http-equiv="last-modified"]').attr('content',
last_modified.strftime("%a, %d %b %Y %H:%M:%S GMT"))
logging.debug('Updating summary')
summary = original('.summary').eq(0)
if summary:
template('.summary').removeClass('placeholder').empty().html(summary.html())
else:
template('.summary').remove()
logging.debug('Updating body')
template('*[itemprop="articleBody"]').removeClass('placeholder') \
.empty() \
.append(original('*[itemprop="articleBody"]').children())
logging.debug('Updating meta description')
desc = original_post.description or summary.text()
if desc:
template('meta[name="description"]').attr('content', desc)
else:
template('meta[name="description"]').remove()
logging.debug('Updating navigation')
post_nav = template('#post-nav')
if not blog_posts:
post_nav.remove()
else:
prev_post = next_post = None
for post in blog_posts:
pub_date = post.get_publication_date()
if pub_date < post_date and (not prev_post or pub_date > prev_post.date_published):
prev_post = post
elif pub_date > post_date and (not next_post or pub_date < next_post.date_published):
next_post = post
if not prev_post:
post_nav(".previous").remove()
else:
post_nav(".previous").removeClass('placeholder') \
.attr("href", site.filename_to_url(prev_post.filename)) \
.text(prev_post.title)
if not next_post:
post_nav(".next").remove()
else:
post_nav(".next").removeClass('placeholder') \
.attr("href", site.filename_to_url(next_post.href)) \
.text(next_post.title)
orphans = template.find(".placeholder")
if orphans:
logging.warning('Template contained unexpanded placeholders: %s', orphans)
logging.info('Saving %s', filename)
with open(filename, 'wb') as f:
# We don't use template.outerHtml because that would lose the doctype
f.write(tostring(template[0].getroottree(), method='html', encoding='utf-8'))
if tidy_html:
logging.info('Tidying HTML in %s', filename)
tidy(filename)
def take_action(self, args):
site = load_site()
logging.info('Updating indices under %s', site.base_dir)
logging.debug('Loading recent posts')
recent_posts = site.pages.get_recent_posts(4)
logging.debug('Loading _templates/index.html')
# TODO: read template name from a config file
template = PyQuery(parse_html("_templates/index.html").getroot())
template.find('title').text(site.config.get('site', 'site_title'))
post_list = template.find('.post-list').removeClass("placeholder")
post_template = post_list.children().eq(0).clone().removeClass("placeholder")
post_list.empty()
for post in recent_posts:
p = post_template.clone()
uri = site.filename_to_url(post.filename)
html = post.html.getroot()
html.make_links_absolute(uri)
p.find('a.title').removeClass('placeholder') \
.attr('href', uri) \
.text(post.title)
post_date = post.get_publication_date()
p.find('.date').removeClass('placeholder') \
.text(post_date.strftime('%b %d')) \
.attr("datetime", post_date.isoformat())
summary = html.cssselect('.summary')
if summary:
p.find('.summary').removeClass('placeholder').html(lxml_inner_html(summary[0]).strip())
else:
p.find('.summary').remove()
# Work around https://github.com/gawel/pyquery/issues/31 by correctly parsing Unicode
# into an HTML Element instance rather than passing in the text directly.
body = p.find('.body').removeClass('placeholder').empty()
for i in PyQuery(html_from_string(post.articleBody)).contents():
if isinstance(i, str):
# Work around https://github.com/gawel/pyquery/issues/32 by forcing
# lxml.etree._ElementUnicodeResult into str:
i = str(i)
body.append(i)
p.appendTo(post_list)
orphans = template.find(".placeholder")
if orphans:
logging.error('Template contained unexpanded placeholders: %s', orphans)
logging.info('Replacing index.html')
with open('index.html', 'wb') as f:
# We don't use template.outerHtml because that would lose the doctype
f.write(tostring(template[0].getroottree(), method='html', encoding='utf-8'))
if args.tidy:
logging.info('Tidying index.html')
tidy("index.html")
