nasg/nasg.py
2017-06-02 10:19:55 +00:00

1597 lines
48 KiB
Python
Executable file

#!/usr/bin/env python3
import os
import re
import configparser
import argparse
import shutil
import logging
import json
import glob
import tempfile
import atexit
import re
import hashlib
import math
import asyncio
import csv
import operator
import getpass
import magic
import arrow
import wand.image
import similar_text
import frontmatter
from slugify import slugify
import langdetect
import requests
from breadability.readable import Article
from whoosh import index
from whoosh import qparser
import jinja2
import urllib.parse
import shared
from webmentiontools.send import WebmentionSend
from bleach import clean
from emoji import UNICODE_EMOJI
from pprint import pprint
def splitpath(path):
parts = []
(path, tail) = os.path.split(path)
while path and tail:
parts.insert(0,tail)
(path,tail) = os.path.split(path)
return parts
class Indexer(object):
def __init__(self):
self.target = os.path.abspath(os.path.join(
shared.config.get('target', 'builddir'),
shared.config.get('var', 'searchdb')
))
if not os.path.isdir(self.target):
os.mkdir(self.target)
self.mtime = 0
if index.exists_in(self.target):
self.ix = index.open_dir(self.target)
tocfiles = glob.glob(os.path.join(
self.target,
"_MAIN_*.toc"
))
if len(tocfiles):
self.mtime = int(os.path.getmtime(tocfiles[0]))
else:
self.ix = index.create_in(self.target, shared.schema)
self.writer = self.ix.writer()
self.qp = qparser.QueryParser("url", schema=shared.schema)
async def append(self, singular):
logging.debug("searching for existing index for %s", singular.fname)
if self.mtime >= singular.mtime:
logging.debug("search index is newer than post mtime (%d vs %d), skipping post", self.mtime, singular.mtime)
return
exists = False
q = self.qp.parse(singular.url)
r = self.ix.searcher().search(q, limit=1)
if r:
r = r[0]
# nothing to do, the entry is present and is up to date
ixtime = r['mtime']
if int(ixtime) == int(singular.mtime):
logging.info("search index is up to date for %s", singular.fname)
return
else:
logging.info("search index is out of date: %d (indexed) vs %d", ixtime, singular.mtime)
exists = True
content_real = [
singular.fname,
singular.summary,
singular.content,
]
content_remote = []
for url, offlinecopy in singular.offlinecopies.items():
content_remote.append("%s" % offlinecopy)
weight = 1
if singular.isbookmark:
weight = 10
if singular.ispage:
weight = 100
content = " ".join(list(map(str,[*content_real, *content_remote])))
if exists:
logging.info("updating search index with %s", singular.fname)
self.writer.add_document(
title=singular.title,
url=singular.url,
content=content,
fuzzy=content,
date=singular.published.datetime,
tags=",".join(list(map(str, singular.tags))),
weight=weight,
img="%s" % singular.photo,
mtime=singular.mtime,
)
else:
logging.info("appending search index with %s", singular.fname)
self.writer.update_document(
title=singular.title,
url=singular.url,
content=" ".join(list(map(str,[*content_real, *content_remote]))),
fuzzy=content,
date=singular.published.datetime,
tags=",".join(list(map(str, singular.tags))),
weight=weight,
img="%s" % singular.photo,
mtime=singular.mtime
)
def finish(self):
self.writer.commit()
class OfflineCopy(object):
def __init__(self, url):
self.url = url
self.fname = hashlib.sha1(url.encode('utf-8')).hexdigest()
self.targetdir = os.path.abspath(
shared.config.get('source', 'offlinecopiesdir')
)
self.target = os.path.join(
self.targetdir,
self.fname
)
self.fm = frontmatter.loads('')
self.fm.metadata = {
'url': self.url,
'date': arrow.utcnow().format("YYYY-MM-DDTHH:mm:ssZ"),
}
def __repr__(self):
return self.fm.content
def write(self):
logging.info(
"savig offline copy of\n\t%s to:\n\t%s",
self.url,
self.target
)
with open(self.target, 'wt') as f:
f.write(frontmatter.dumps(self.fm))
def run(self):
if os.path.isfile(self.target):
with open(self.target) as f:
self.fm = frontmatter.loads(f.read())
return
logging.info("prepairing offline copy of %s", self.url)
headers = requests.utils.default_headers()
headers.update({
'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8'
})
try:
r = requests.get(
self.url,
allow_redirects=True,
timeout=60,
headers=headers
)
except Exception as e:
logging.error("%s failed:\n%s", self.url, e)
self.write()
return
if r.status_code != requests.codes.ok:
logging.warning("%s returned %s", self.url, r.status_code)
self.write()
return
if not len(r.text):
logging.warning("%s was empty", self.url)
self.write()
return
doc = Article(r.text, url=self.url)
self.fm.metadata['title'] = doc._original_document.title
self.fm.metadata['realurl'] = r.url
self.fm.content = shared.Pandoc(False).convert(doc.readable)
self.write()
class Renderer(object):
def __init__(self):
self.sitevars = dict(shared.config.items('site'))
self.sitevars['author'] = dict(shared.config.items('author'))
self.sitevars['author']['socials'] = dict(shared.config.items('socials'))
self.jinjaldr = jinja2.FileSystemLoader(
searchpath=shared.config.get('source', 'templatesdir')
)
self.j2 = jinja2.Environment(loader=self.jinjaldr)
self.j2.filters['date'] = Renderer.jinja_filter_date
self.j2.filters['search'] = Renderer.jinja_filter_search
self.j2.filters['slugify'] = Renderer.jinja_filter_slugify
@staticmethod
def jinja_filter_date(d, form='%Y-%m-%d %H:%m:%S'):
if d == 'now':
return arrow.now().strftime(form)
if form == 'c':
form = '%Y-%m-%dT%H:%M:%S%z'
return d.strftime(form)
@staticmethod
def jinja_filter_slugify(s):
return slugify(s, only_ascii=True, lower=True)
@staticmethod
def jinja_filter_search(s, r):
if r in s:
return True
return False
class BaseIter(object):
def __init__(self):
self.data = {}
def append(self, key, value):
if key in self.data:
logging.warning("duplicate key: %s, using existing instead", key)
existing = self.data.get(key)
if hasattr(value, 'fname') and hasattr(existing, 'fname'):
logging.warning(
"%s collides with existing %s",
value.fname,
existing.fname
)
return
self.data[key] = value
def __getitem__(self, key):
return self.data.get(key, {})
def __repr__(self):
return json.dumps(list(self.data.values()))
def __next__(self):
try:
r = self.data.next()
except:
raise StopIteration()
return r
def __iter__(self):
for k, v in self.data.items():
yield (k, v)
return
# based on http://stackoverflow.com/a/10075210
class ExifTool(shared.CMDLine):
""" Handles calling external binary `exiftool` in an efficient way """
sentinel = "{ready}\n"
def __init__(self):
super().__init__('exiftool')
def get_metadata(self, *filenames):
return json.loads(self.execute(
'-sort',
'-json',
'-MIMEType',
'-FileType',
'-FileName',
'-ModifyDate',
'-CreateDate',
'-DateTimeOriginal',
'-ImageHeight',
'-ImageWidth',
'-Aperture',
'-FOV',
'-ISO',
'-FocalLength',
'-FNumber',
'-FocalLengthIn35mmFormat',
'-ExposureTime',
'-Copyright',
'-Artist',
'-Model',
'-GPSLongitude#',
'-GPSLatitude#',
'-LensID',
*filenames))
class Comment(object):
def __init__(self, path):
logging.debug("initiating comment object from %s", path)
self.path = path
self.fname, self.ext = os.path.splitext(os.path.basename(self.path))
self.mtime = int(os.path.getmtime(self.path))
self.meta = {}
self.content = ''
self.__parse()
def __repr__(self):
return "%s" % (self.path)
def __parse(self):
with open(self.path, mode='rt') as f:
self.meta, self.content = frontmatter.parse(f.read())
@property
def reacji(self):
t = self.meta.get('type', 'webmention')
typemap = {
'like-of': '👍',
'bookmark-of': '🔖',
'favorite': '',
}
if t in typemap.keys():
return typemap[t]
maybe = clean(self.content).strip()
if maybe in UNICODE_EMOJI:
return maybe
return ''
@property
def html(self):
return shared.Pandoc().convert(self.content)
@property
def tmplvars(self):
return {
'published': self.published.datetime,
'author': dict(self.meta.get('author', {})),
'content': self.content,
'html': self.html,
'source': self.meta.get('source', ''),
'target': self.meta.get('target', ''),
'type': self.meta.get('type', 'webmention'),
'reacji': self.reacji
}
@property
def published(self):
return arrow.get(self.meta.get('date', self.mtime))
@property
def pubtime(self):
return int(self.published.timestamp)
@property
def source(self):
s = self.meta.get('source')
for d in shared.config.get('site', 'domains').split(' '):
if d in s:
return ''
return s
@property
def target(self):
t = self.meta.get('target', shared.config.get('site', 'url'))
t = '{p.path}'.format(p=urllib.parse.urlparse(t)).strip('/')
return t
class Comments(object):
def __init__(self):
self.files = glob.glob(os.path.join(
shared.config.get('source', 'commentsdir'),
"*.md"
))
self.bytarget = {}
def __getitem__(self, key):
return self.bytarget.get(key, BaseIter())
def populate(self):
for fpath in self.files:
item = Comment(fpath)
t = item.target
if not self.bytarget.get(t):
self.bytarget[t] = BaseIter()
self.bytarget[t].append(item.pubtime, item)
class Images(BaseIter):
def __init__(self, extensions=['jpg', 'gif', 'png']):
super(Images, self).__init__()
logging.info(
"initiating images with extensions: %s",
extensions
)
self.files = []
self.data = {}
# if anyone knows how to do this in a more pythonic way, please tell me
paths = [
shared.config.get('source', 'filesdir'),
shared.config.get('source', 'photosdir')
]
for p in paths:
for ext in extensions:
self.files += glob.glob(os.path.join(p, "*.%s" % ext))
def populate(self):
with ExifTool() as e:
_meta = e.get_metadata(*self.files)
# parsing the returned meta into a dict of [filename]={meta}
for e in _meta:
if 'FileName' not in e:
logging.error("missing 'FileName' in element %s", e)
continue
fname = os.path.basename(e['FileName'])
del(e['FileName'])
# duplicate files are going to be a problem, so don't send it
# away with a simple error log entry
if fname in self.data:
raise ValueError('filename collision: %s', fname)
# convert dates
for k, v in e.items():
e[k] = self.exifdate(v)
self.data[fname] = WebImage(fname, e)
def exifdate(self, value):
""" converts and EXIF date string to ISO 8601 format
:param value: EXIF date (2016:05:01 00:08:24)
:type arg1: str
:return: ISO 8601 string with UTC timezone 2016-05-01T00:08:24+0000
:rtype: str
"""
if not isinstance(value, str):
return value
match = shared.EXIFREXEG.match(value)
if not match:
return value
return "%s-%s-%sT%s+0000" % (
match.group('year'),
match.group('month'),
match.group('day'),
match.group('time')
)
class WebImage(object):
def __init__(self, fname, meta):
logging.info(
"parsing image: %s",
fname
)
self.meta = meta
self.fpath = os.path.abspath(meta.get('SourceFile', fname))
self.fname, self.ext = os.path.splitext(fname)
self.alttext = ''
self.sizes = []
self.fallbacksize = int(shared.config.get('common','fallbackimg', fallback='720'))
self.cl = None
self.singleimage = False
for size in shared.config.options('downsize'):
sizeext = shared.config.get('downsize', size)
fname = "%s_%s%s" % (self.fname, sizeext, self.ext)
self.sizes.append((
int(size),
{
'fpath': os.path.join(
shared.config.get('target', 'filesdir'),
fname
),
'url': "%s/%s/%s" % (
shared.config.get('site', 'url'),
shared.config.get('source', 'files'),
fname
),
'crop': shared.config.getboolean('crop', size, fallback=False),
}
))
self.sizes = sorted(self.sizes, reverse=False)
self.target = False
if self.is_downsizeable:
self.fallback = [e for e in self.sizes if e[0] == self.fallbacksize][0][1]['url']
self.target = self.sizes[-1][1]['url']
else:
self.fallback = "%s/%s/%s" % (
shared.config.get('site', 'url'),
shared.config.get('source', 'files'),
"%s%s" % (self.fname, self.ext)
)
def __str__(self):
if self.is_downsizeable and not self.cl:
uphoto = ''
if self.singleimage:
uphoto = ' u-photo'
return '\n<figure class="photo"><a target="_blank" class="adaptive%s" href="%s"><img src="%s" class="adaptimg" alt="%s" /></a><figcaption class=\"caption\">%s%s</figcaption></figure>\n' % (
uphoto,
self.target,
self.fallback,
self.alttext,
self.fname,
self.ext
)
elif self.cl:
self.cl = self.cl.replace('.', ' ')
return '<img src="%s" class="%s" alt="%s" title="%s%s" />' % (
self.fallback,
self.cl,
self.alttext,
self.fname,
self.ext
)
else:
return '<img src="%s" class="aligncenter" alt="%s" title="%s%s" />' % (
self.fallback,
self.alttext,
self.fname,
self.ext
)
@property
def rssenclosure(self):
""" Returns the largest available image for RSS to add as attachment """
target = self.sizes[-1][1]
return {
'mime': magic.Magic(mime=True).from_file(target['fpath']),
'url': target['url'],
'bytes': os.path.getsize(target['fpath'])
}
@property
def is_photo(self):
""" Match image meta against config artist regex to see if the file is
a photo or just a regular image """
pattern = shared.config.get('photo', 'regex', fallback=None)
if not pattern or not isinstance(pattern, str):
return False
pattern = re.compile(pattern)
cpr = self.meta.get('Copyright', '')
art = self.meta.get('Artist', '')
if not cpr and not art:
return False
if pattern.search(cpr) \
or pattern.search(art):
return True
return False
@property
def is_downsizeable(self):
""" Check if the image is large enough and jpeg or png in order to
downsize it """
fb = self.sizes[-1][0]
ftype = self.meta.get('FileType', None)
if not ftype:
return False
if ftype.lower() == 'jpeg' or ftype.lower() == 'png':
width = int(self.meta.get('ImageWidth', 0))
height = int(self.meta.get('ImageHeight', 0))
if width > fb or height > fb:
return True
return False
def _copy(self):
target = os.path.join(
shared.config.get('target', 'filesdir'),
"%s%s" % (self.fname, self.ext)
)
if not os.path.isfile(target):
logging.debug("can't downsize %s, copying instead" % self.fname)
shutil.copy(self.fpath, target)
def _watermark(self, img):
""" Composite image by adding watermark file over it """
wmarkfile = os.path.join(
shared.config.get('common', 'basedir'),
shared.config.get('common', 'watermark')
)
if not os.path.isfile(wmarkfile):
return img
with wand.image.Image(filename=wmarkfile) as wmark:
if img.width > img.height:
w = img.width * 0.16
h = wmark.height * (w / wmark.width)
x = img.width - w - (img.width * 0.01)
y = img.height - h - (img.height * 0.01)
else:
w = img.height * 0.16
h = wmark.height * (w / wmark.width)
x = img.width - h - (img.width * 0.01)
y = img.height - w - (img.height * 0.01)
w = round(w)
h = round(h)
x = round(x)
y = round(y)
wmark.resize(w, h)
if img.width <= img.height:
wmark.rotate(-90)
img.composite(image=wmark, left=x, top=y)
return img
def _intermediate_dimensions(self, size, width, height, crop = False):
size = int(size)
w = width
h = height
if (width > height and not crop) \
or (width < height and crop):
w = size
h = int(float(size / width) * height)
else:
h = size
w = int(float(size / height) * width)
return (w, h)
def _intermediate(self, img, size, meta, existing = []):
if img.width <= size and img.height <= size:
return False
crop = meta.get('crop', False)
with img.clone() as thumb:
width, height = self._intermediate_dimensions(
size,
img.width,
img.height,
crop
)
thumb.resize(width, height)
if crop:
thumb.liquid_rescale(size, size, 1, 1)
if self.meta.get('FileType', 'jpeg').lower() == 'jpeg':
thumb.compression_quality = 86
thumb.unsharp_mask(
radius=0,
sigma=0.5,
amount=1,
threshold=0.03
)
thumb.format = 'pjpeg'
# this is to make sure pjpeg happens
with open(meta['fpath'], 'wb') as f:
thumb.save(file=f)
return True
async def downsize(self, existing = []):
if not self.is_downsizeable:
self._copy()
return
logging.info("checking downsizing for %s", self.fname)
needed = shared.config.getboolean('params', 'regenerate', fallback=False)
if not needed:
for (size, meta) in self.sizes:
if meta['fpath'] not in existing:
needed = True
if not needed:
logging.debug("downsizing not needed for %s", self.fname)
return
with wand.image.Image(filename=self.fpath) as img:
img.auto_orient()
if self.is_photo:
logging.info("%s is a photo", self.fpath)
img = self._watermark(img)
for (size, meta) in self.sizes:
self._intermediate(img, size, meta, existing)
class Taxonomy(BaseIter):
def __init__(self, name = None, taxonomy = None, slug = None):
super(Taxonomy, self).__init__()
self.name = name
if name and not slug:
self.slug = slugify(name, only_ascii=True, lower=True)
else:
self.slug = slug
self.taxonomy = taxonomy
@property
def pages(self):
return math.ceil(len(self.data) / shared.config.getint('common', 'pagination'))
def __repr__(self):
return "taxonomy %s with %d items" % (self.taxonomy, len(self.data))
@property
def basep(self):
p = shared.config.get('target', 'builddir')
if self.taxonomy:
p = os.path.join(p, self.taxonomy)
return p
@property
def myp(self):
p = self.basep
if self.slug:
return os.path.join(p,self.slug)
return p
@property
def feedp(self):
return os.path.join(self.myp, 'feed')
@property
def pagep(self):
return os.path.join(self.myp, 'page')
@property
def baseurl(self):
if self.taxonomy and self.slug:
return "/%s/%s/" % (self.taxonomy, self.slug)
else:
return '/'
@property
def mtime(self):
if hasattr(self, '_mtime'):
return self._mtime
self._mtime = int(list(sorted(self.data.keys(), reverse=True))[0])
return self._mtime
def __mkdirs(self):
check = [self.basep, self.myp, self.feedp]
if self.pages > 1:
check.append(self.pagep)
for i in range(2, self.pages+1):
subpagep = os.path.abspath(os.path.join(
self.pagep,
'%d' % i
))
check.append(subpagep)
for p in check:
if not os.path.isdir(p):
logging.debug("creating dir %s", p)
os.mkdir(p)
def tpath(self, page):
if page == 1:
return "%s/index.html" % (self.myp)
else:
return "%s/%d/index.html" % (self.pagep, page)
async def render(self, renderer):
self.__mkdirs()
page = 1
testpath = self.tpath(page)
if not shared.config.getboolean('params', 'force') and os.path.isfile(testpath):
ttime = int(os.path.getmtime(testpath))
mtime = self.mtime
if ttime == mtime:
logging.info('taxonomy index for "%s" exists and up-to-date (lastmod: %d)', self.slug, ttime)
return
else:
logging.info('taxonomy update needed: %s timestamp is %d, last post timestamp is %d (%s)',
testpath,
ttime,
mtime,
self.data[mtime].fname
)
while page <= self.pages:
self.renderpage(renderer, page)
page = page+1
def renderpage(self, renderer, page):
pagination = int(shared.config.get('common', 'pagination'))
start = int((page-1) * pagination)
end = int(start + pagination)
posttmpls = [self.data[k].tmplvars for k in list(sorted(
self.data.keys(), reverse=True))[start:end]]
target = self.tpath(page)
logging.info("rendering taxonomy page %d to %s", page, target)
tmplvars = {
'taxonomy': {
'url': self.baseurl,
'name': self.name,
'taxonomy': self.taxonomy,
'paged': page,
'total': self.pages,
'perpage': pagination
},
'site': renderer.sitevars,
'posts': posttmpls,
}
r = renderer.j2.get_template('archive.html').render(tmplvars)
with open(target, "wt") as html:
html.write(r)
os.utime(target, (self.mtime, self.mtime))
if 1 == page:
target = os.path.join(self.feedp, 'index.xml')
logging.info("rendering RSS feed to %s", target)
r = renderer.j2.get_template('rss.html').render(tmplvars)
with open(target, "wt") as html:
html.write(r)
os.utime(target, (self.mtime, self.mtime))
class Content(BaseIter):
def __init__(self, images, comments, extensions=['md']):
super(Content, self).__init__()
self.images = images
self.comments = comments
basepath = shared.config.get('source', 'contentdir')
self.files = []
for ext in extensions:
self.files += glob.glob(os.path.join(basepath, "*", "*.%s" % ext))
self.tags = {}
self.categories = {}
self.front = Taxonomy()
self.shortslugmap = {}
def populate(self):
now = arrow.utcnow().timestamp
for fpath in self.files:
item = Singular(fpath, self.images, self.comments)
self.append(item.pubtime, item)
#self.shortslugmap[item.shortslug] = item.fname
if item.pubtime > now:
logging.warning("skipping future post %s", item.fname)
continue
if item.isonfront:
self.front.append(item.pubtime, item)
if item.iscategorised:
if item.category not in self.categories:
self.categories[item.category] = Taxonomy(item.category, 'category')
self.categories[item.category].append(item.pubtime, item)
for tag in item.tags:
tslug = slugify(tag, only_ascii=True, lower=True)
if tslug not in self.tags:
self.tags[tslug] = Taxonomy(tag, 'tag', tslug)
self.tags[tslug].append(item.pubtime, item)
self.symlinktag(tslug, item.path)
def symlinktag(self, tslug, fpath):
fdir, fname = os.path.split(fpath)
tagpath = os.path.join(shared.config.get('source', 'tagsdir'), tslug)
if not os.path.isdir(tagpath):
os.mkdir(tagpath)
sympath = os.path.relpath(fdir, tagpath)
dst = os.path.join(tagpath, fname)
src = os.path.join(sympath, fname)
if not os.path.islink(dst):
os.symlink(src, dst)
def sitemap(self):
target = os.path.join(
shared.config.get('target', 'builddir'),
'sitemap.txt'
)
urls = []
for item in self.data.values():
urls.append( "%s/%s/" % (
shared.config.get('site', 'url'),
item.fname
))
with open(target, "wt") as f:
logging.info("writing sitemap to %s" % (target))
f.write("\n".join(urls))
def magicphp(self, renderer):
redirects = []
gones = []
rfile = os.path.join(
shared.config.get('common', 'basedir'),
shared.config.get('common', 'redirects')
)
if os.path.isfile(rfile):
with open(rfile, newline='') as csvfile:
r = csv.reader(csvfile, delimiter=' ')
for row in r:
redirects.append((row[0], row[1]))
for item in self.data.values():
redirects.append((item.shortslug, item.fname))
rfile = os.path.join(
shared.config.get('common', 'basedir'),
shared.config.get('common', 'gone')
)
if os.path.isfile(rfile):
with open(rfile, newline='') as csvfile:
r = csv.reader(csvfile, delimiter=' ')
for row in r:
gones.append(row[0])
tmplvars = {
'site': renderer.sitevars,
'redirects': redirects,
'gones': gones
}
r = renderer.j2.get_template("magic.php").render(tmplvars)
target = os.path.abspath(os.path.join(
shared.config.get('target', 'builddir'),
'magic.php'
))
with open(target, "w") as html:
logging.debug('writing %s', target)
html.write(r)
html.close()
class Singular(object):
def __init__(self, path, images, comments):
logging.debug("initiating singular object from %s", path)
self.path = path
self.images = images
self.allcomments = comments
self.category = splitpath(path)[-2]
self.mtime = int(os.path.getmtime(self.path))
self.fname, self.ext = os.path.splitext(os.path.basename(self.path))
self.meta = {}
self.content = ''
self.photo = self.images.data.get("%s.jpg" % self.fname, None)
if self.photo:
self.photo.singleimage = True
self.__parse()
def __repr__(self):
return "%s (lastmod: %s)" % (self.fname, self.published)
def __parse(self):
with open(self.path, mode='rt') as f:
self.meta, self.content = frontmatter.parse(f.read())
self.__filter_images()
if self.isphoto:
self.content = "%s\n%s" % (
self.content,
self.photo
)
#@property
#def isrepost(self):
#isrepost = False
#if len(self.reactions.keys()):
#isrepost = list(self.reactions.keys())[0]
#if isrepost:
#if len(self.reactions[isrepost]) == 1:
#linkto = self.reactions[isrepost][0]
def __filter_images(self):
linkto = False
isrepost = None
if len(self.reactions.keys()):
isrepost = list(self.reactions.keys())[0]
if isrepost and \
len(self.reactions[isrepost]) == 1:
linkto = self.reactions[isrepost][0]
m = shared.MDIMGREGEX.findall(self.content)
if not m:
logging.debug("no images found")
return
for shortcode, alt, fname, title, cl in m:
image = self.images.data.get(fname, None)
if not image:
logging.debug("%s not found in images", fname)
continue
if cl:
image.cl = cl
logging.debug(
"replacing %s in content with %s",
shortcode,
"%s" % image
)
self.content = self.content.replace(
shortcode,
"%s" % image
)
@property
def comments(self):
if hasattr(self, '_comments'):
return self._comments
# the comments could point to both the "real" url and the shortslug
# so I need to get both
c = {}
for by in [self.fname, self.shortslug]:
c = {**c, **self.allcomments[by].data}
#self._comments = [c[k].tmplvars for k in list(sorted(c.keys(), reverse=True))]
self._comments = [c[k] for k in list(sorted(c.keys(), reverse=True))]
return self._comments
@property
def replies(self):
if hasattr(self, '_replies'):
return self._replies
self._replies = [c.tmplvars for c in self.comments if not len(c.reacji)]
return self._replies
@property
def reacjis(self):
if hasattr(self, '_reacjis'):
return self._reacjis
reacjis = {}
for c in self.comments:
rj = c.reacji
if not len(rj):
continue
if not reacjis.get(rj, False):
reacjis[rj] = []
reacjis[rj].append(c.tmplvars)
self._reacjis = reacjis
return self._reacjis
@property
def reactions(self):
# getting rid of '-' to avoid css trouble and similar
convert = {
'bookmark-of': 'bookmark',
'repost-of': 'repost',
'in-reply-to': 'reply',
}
reactions = {}
for k, v in convert.items():
x = self.meta.get(k, None)
if not x:
continue
if isinstance(x, str):
x = [x]
reactions[v] = x
return reactions
@property
def urls(self):
urls = shared.URLREGEX.findall(self.content)
for reactionurls in self.reactions.values():
urls = [*urls, *reactionurls]
r = []
for link in urls:
domain = '{uri.netloc}'.format(uri=urllib.parse.urlparse(link))
if domain in shared.config.get('site', 'domains'):
continue
if link in r:
continue
r.append(link)
return r
@property
def lang(self):
lang = 'en'
try:
lang = langdetect.detect("\n".join([
self.title,
self.content
]))
except:
pass
return lang
@property
def tags(self):
return list(self.meta.get('tags', []))
@property
def published(self):
if hasattr(self, '_published'):
return self._published
self._published = arrow.get(
self.meta.get('published', self.mtime)
)
return self._published
@property
def updated(self):
if hasattr(self, '_updated'):
return self._updated
self._updated = arrow.get(
self.meta.get('updated',
self.meta.get('published', self.mtime)
)
)
return self._updated
@property
def pubtime(self):
return int(self.published.timestamp)
@property
def isphoto(self):
if not self.photo:
return False
return self.photo.is_photo
@property
def isbookmark(self):
return self.meta.get('bookmark-of', False)
@property
def ispage(self):
if not self.meta:
return True
return False
@property
def isonfront(self):
if self.ispage or self.isbookmark:
return False
return True
@property
def iscategorised(self):
if self.ispage:
return False
return True
@property
def summary(self):
return self.meta.get('summary', '')
@property
def title(self):
for maybe in ['title', 'bookmark-of', 'in-reply-to', 'repost-of']:
maybe = self.meta.get(maybe, False)
if maybe:
return maybe
return ''
@property
def url(self):
return "%s/%s/" % (shared.config.get('site', 'url'), self.fname)
@property
def tmplfile(self):
if self.ispage:
return 'page.html'
else:
return 'singular.html'
@property
def html(self):
if hasattr(self, '_html'):
return self._html
self._html = shared.Pandoc().convert(self.content)
return self._html
@property
def sumhtml(self):
if hasattr(self, '_sumhtml'):
return self._sumhtml
self._sumhtml = self.meta.get('summary', '')
if len(self._sumhtml):
self._sumhtml = shared.Pandoc().convert(self.summary)
return self._sumhtml
@property
def offlinecopies(self):
# stupidly simple property caching
if hasattr(self, 'copies'):
return self.copies
copies = {}
for maybe in ['bookmark-of', 'in-reply-to', 'repost-of']:
maybe = self.meta.get(maybe, False)
if not maybe:
continue
if not isinstance(maybe, list):
maybe = [maybe]
for url in maybe:
copies[url] = OfflineCopy(url)
copies[url].run()
self.copies = copies
return copies
@property
def exif(self):
if not self.isphoto:
return None
exif = {}
mapping = {
'camera': [
'Model'
],
'aperture': [
'FNumber',
'Aperture'
],
'shutter_speed': [
'ExposureTime'
],
'focallength35mm': [
'FocalLengthIn35mmFormat',
],
'focallength': [
'FocalLength',
],
'iso': [
'ISO'
],
'lens': [
'LensID',
],
'date': [
'CreateDate',
'DateTimeOriginal',
],
'geo_latitude': [
'GPSLatitude'
],
'geo_longitude': [
'GPSLongitude'
],
}
for ekey, candidates in mapping.items():
for candidate in candidates:
maybe = self.photo.meta.get(candidate, None)
if maybe:
if 'geo_' in ekey:
exif[ekey] = round(float(maybe), 5)
else:
exif[ekey] = maybe
break
return exif
@property
def rssenclosure(self):
if not self.isphoto:
return {}
return self.photo.rssenclosure
@property
def tmplvars(self):
if hasattr(self, '_tmplvars'):
return self._tmplvars
self._tmplvars = {
'title': self.title,
'published': self.published.datetime,
'tags': self.tags,
'author': dict(shared.config.items('author')),
'content': self.content,
'html': self.html,
'category': self.category,
'reactions': self.reactions,
'updated': self.updated.datetime,
'summary': self.sumhtml,
'exif': self.exif,
'lang': self.lang,
'syndicate': '',
'slug': self.fname,
'shortslug': self.shortslug,
'rssenclosure': self.rssenclosure,
'copies': self.offlinecopies,
'comments': self.comments,
'replies': self.replies,
'reacjis': self.reacjis,
}
return self._tmplvars
@property
def shortslug(self):
if hasattr(self, '_shortslug'):
return self._shortslug
self._shortslug = self.baseN(self.pubtime)
return self._shortslug
@staticmethod
def baseN(num, b=36, numerals="0123456789abcdefghijklmnopqrstuvwxyz"):
""" Used to create short, lowecase slug for a number (an epoch) passed """
num = int(num)
return ((num == 0) and numerals[0]) or (
Singular.baseN(
num // b,
b,
numerals
).lstrip(numerals[0]) + numerals[num % b]
)
async def render(self, renderer):
if len(self.comments):
lctime = self.comments[0].mtime
if lctime > self.mtime:
self.mtime = lctime
logging.info("rendering and saving %s", self.fname)
targetdir = os.path.abspath(os.path.join(
shared.config.get('target', 'builddir'),
self.fname
))
target = os.path.join(targetdir, 'index.html')
if not shared.config.getboolean('params', 'force') and os.path.isfile(target):
ttime = int(os.path.getmtime(target))
logging.debug('ttime is %d mtime is %d', ttime, self.mtime)
if ttime == self.mtime:
logging.debug('%s exists and up-to-date (lastmod: %d)', target, ttime)
return
if not os.path.isdir(targetdir):
os.mkdir(targetdir)
tmplvars = {
'post': self.tmplvars,
'site': renderer.sitevars,
'taxonomy': {},
}
r = renderer.j2.get_template(self.tmplfile).render(tmplvars)
with open(target, "w") as html:
logging.debug('writing %s', target)
html.write(r)
html.close()
os.utime(target, (self.mtime, self.mtime))
async def ping(self, pinger):
for target in self.urls:
record = {
'mtime': self.mtime,
'source': self.url,
'target': target
}
h = json.dumps(record, sort_keys=True)
h = hashlib.sha1(h.encode('utf-8')).hexdigest()
if pinger.db.get(h, False):
logging.debug(
"%s is already pinged from %s @ %d, skipping",
target, self.url, self.mtime
)
continue
logging.info("sending webmention from %s to %s", self.url, target)
ws = WebmentionSend(self.url, target)
ws.send(allow_redirects=True, timeout=30)
pinger.db[h] = record
class Webmentioner(object):
def __init__(self):
self.dbpath = os.path.abspath(os.path.join(
shared.config.get('target', 'builddir'),
shared.config.get('var', 'webmentions')
))
if os.path.isfile(self.dbpath):
with open(self.dbpath, 'rt') as f:
self.db = json.loads(f.read())
else:
self.db = {}
def finish(self):
with open(self.dbpath, 'wt') as f:
f.write(json.dumps(self.db, sort_keys=True, indent=4))
class NASG(object):
lockfile = os.path.join(tempfile.gettempdir(), 'nasg_%s.lock' % getpass.getuser())
def __init__(self):
# --- set params
parser = argparse.ArgumentParser(description='Parameters for NASG')
parser.add_argument(
'--clear',
action='store_true',
default=False,
help='clear build directory in advance'
)
parser.add_argument(
'--regenerate',
action='store_true',
default=False,
help='force downsizing images'
)
parser.add_argument(
'--force',
action='store_true',
default=False,
help='force rendering HTML'
)
parser.add_argument(
'--loglevel',
default='error',
help='change loglevel'
)
parser.add_argument(
'--nodownsize',
action='store_true',
default=False,
help='skip image downsizing'
)
parser.add_argument(
'--norender',
action='store_true',
default=False,
help='skip rendering'
)
params = vars(parser.parse_args())
shared.config.add_section('params')
for k, v in params.items():
shared.config.set('params', k, str(v))
# remove the rest of the potential loggers
while len(logging.root.handlers) > 0:
logging.root.removeHandler(logging.root.handlers[-1])
# --- set loglevel
llevel = {
'critical': 50,
'error': 40,
'warning': 30,
'info': 20,
'debug': 10
}
logging.basicConfig(
level=llevel[shared.config.get('params', 'loglevel')],
format='%(asctime)s - %(levelname)s - %(message)s'
)
async def __adownsize(self, images, existing):
for fname, img in images:
await img.downsize(existing)
async def __acrender(self, content, renderer):
for (pubtime, singular) in content:
await singular.render(renderer)
async def __atrender(self, taxonomies, renderer):
for e in taxonomies:
for name, t in e.items():
await t.render(renderer)
async def __afrender(self, front, renderer):
await front.render(renderer)
async def __aindex(self, content, searchdb):
for (pubtime, singular) in content:
await searchdb.append(singular)
async def __aping(self, content, pinger):
for (pubtime, singular) in content:
await singular.ping(pinger)
def run(self):
if os.path.isfile(self.lockfile):
raise ValueError(
"Lockfile is present at %s; another instance is running." % (
self.lockfile
)
)
else:
atexit.register(os.remove, self.lockfile)
with open(self.lockfile, "wt") as f:
f.write(arrow.utcnow().format())
if shared.config.getboolean('params', 'clear'):
input('about to clear build directory, press enter to continue')
shutil.rmtree(os.path.abspath(
shared.config.get('target', 'builddir')
))
loop = asyncio.get_event_loop()
for d in shared.config.options('target'):
if 'dir' in d and not os.path.isdir(shared.config.get('target', d)):
os.mkdir(shared.config.get('target', d))
logging.info("discovering images")
images = Images()
images.populate()
existing = glob.glob(os.path.join(
shared.config.get('target', 'filesdir'),
"*"
))
if not shared.config.getboolean('params', 'nodownsize'):
logging.info("downsizing images")
loop.run_until_complete(self.__adownsize(images, existing))
logging.info("discovering comments")
comments = Comments()
comments.populate()
logging.info("discovering content")
content = Content(images, comments)
content.populate()
renderer = Renderer()
if not shared.config.getboolean('params', 'norender'):
logging.info("rendering content")
loop.run_until_complete(self.__acrender(
content, renderer
))
logging.info("rendering categories and tags")
loop.run_until_complete(self.__atrender(
[content.categories, content.tags], renderer
))
logging.info("rendering the front page elements")
loop.run_until_complete(self.__afrender(
content.front, renderer
))
logging.info("rendering sitemap")
content.sitemap()
logging.info("render magic.php")
content.magicphp(renderer)
logging.info("copy the static bits")
src = shared.config.get('source', 'staticdir')
for item in os.listdir(src):
s = os.path.join(src, item)
d = os.path.join(shared.config.get('target', 'builddir'), item)
logging.debug("copying %s to %s", s, d)
shutil.copy2(s, d)
logging.info("pouplating searchdb")
searchdb = Indexer()
loop.run_until_complete(self.__aindex(content, searchdb))
searchdb.finish()
logging.info("webmentioning urls")
pinger = Webmentioner()
loop.run_until_complete(self.__aping(content, pinger))
pinger.finish()
loop.close()
if __name__ == '__main__':
worker = NASG()
worker.run()