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import datetime
import itertools
import pathlib
import textwrap
import bs4
import bicephalus
import htmlgenerator as h
from feedgen import feed
from blog import html, page, gemtext, meta
class Entry:
def __init__(self, path: pathlib.Path):
assert path.is_relative_to(pathlib.Path("content")), f"bad path {path}"
self.path = path
self.content = path.read_text()
@property
def title(self):
return self.content.splitlines()[0][2:]
@property
def posted(self):
return datetime.date.fromisoformat(self.content.splitlines()[1])
@property
def uri(self):
return f"/{self.path.parts[1]}/{self.path.parts[2]}/{self.path.stem}/"
def html(self):
parsed = gemtext.parse(self.content)
assert isinstance(parsed[0], gemtext.Header)
assert parsed[0].level == 1
assert isinstance(parsed[1], gemtext.Line)
assert parsed[2] == gemtext.Line("")
result = [h.H3(f"{parsed[0].text} - {parsed[1].text}")]
parsed = parsed[3:]
i = 0
while i < len(parsed):
gem_element = parsed[i]
if isinstance(gem_element, gemtext.Header):
header = [h.H1, h.H2, h.H3, h.H4, h.H5, h.H6][gem_element.level - 1]
result.append(header(gem_element.text))
i = i + 1
continue
if isinstance(gem_element, gemtext.List):
result.append(h.UL(*[h.LI(i.text) for i in gem_element.items]))
i = i + 1
continue
if isinstance(gem_element, gemtext.Link):
url = gem_element.url
if url.startswith("gemini://"):
if url.startswith("gemini://alex.corcoles.net/"):
url = url.replace("gemini://alex.corcoles.net/", meta.BASE_URL + "/")
else:
url = url.replace("gemini://", "https://portal.mozz.us/gemini/")
result.append(h.P(h.A(gem_element.text or gem_element.url, href=url)))
i = i + 1
continue
if gem_element == gemtext.Line(""):
i = i + 1
continue
if isinstance(gem_element, gemtext.BlockQuote):
content = []
for line in gem_element.lines:
if line.text:
content.append(line.text)
content.append(h.BR())
result.append(h.BLOCKQUOTE(*content))
i = i + 1
continue
if isinstance(gem_element, gemtext.Line):
paragraph = [gem_element.text]
i = i + 1
while i < len(parsed):
gem_element = parsed[i]
if isinstance(gem_element, gemtext.Line) and gem_element.text != "":
paragraph.append(h.BR())
paragraph.append(gem_element.text)
i = i + 1
else:
break
result.append(h.P(*paragraph))
continue
if isinstance(gem_element, gemtext.Pre):
result.append(h.PRE(gem_element.content))
i = i + 1
continue
assert False, f"unknown element {gem_element}"
return result
class Root(page.BasePage):
def entries(self):
entries = map(Entry, pathlib.Path("content").glob("*/*/*.gmi"))
return sorted(entries, key=lambda e: e.posted, reverse=True)
def get_gemini_content(self):
posts = "\n".join([f"=> {e.uri} {e.posted} {e.title}" for e in self.entries()])
content = (
textwrap.dedent(
f"""\
# {meta.TITLE}
## {meta.SUBTITLE}
____
"""
)
+ posts
)
return bicephalus.Status.OK, "text/gemini", content
def get_http_content(self):
posts = [
(h.H3(h.A(f"{e.title} ({e.posted})", href=e.uri))) for e in self.entries()
]
return (
bicephalus.Status.OK,
"text/html",
html.html_template(*itertools.chain(posts)),
)
def feed(self):
fg = feed.FeedGenerator()
fg.title(meta.TITLE)
fg.subtitle(meta.SUBTITLE)
fg.link(href=meta.BASE_URL, rel="self")
for entry in self.entries()[0:10]:
fe = fg.add_entry()
url = f"{meta.BASE_URL}{entry.uri}"
fe.link(href=url)
fe.updated(datetime.datetime.combine(entry.posted, datetime.datetime.min.time(), tzinfo=datetime.timezone.utc))
fe.title(entry.title)
html = h.render(h.BaseElement(*entry.html()), {})
html = bs4.BeautifulSoup(html, features="html.parser").prettify()
fe.content(html, type="html")
return bicephalus.Response(
status=bicephalus.Status.OK,
content_type="application/rss+xml",
content=fg.rss_str(pretty=True),
)
class EntryPage(page.BasePage):
def __init__(self, request, path):
super().__init__(request)
self.path = path
self.entry = Entry(path)
def get_gemini_content(self):
return bicephalus.Status.OK, "text/gemini", self.entry.content
def get_http_content(self):
return (
bicephalus.Status.OK,
"text/html",
html.html_template(
*self.entry.html(),
page_title=f"{self.entry.title} - {self.entry.posted}",
),
)
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