initial commit

.gitignore

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+/content/

import.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+#  import.py
+#  
+#  Copyright 2021  <avana@disperazione>
+#  
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2 of the License, or
+#  (at your option) any later version.
+#  
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#  
+#  You should have received a copy of the GNU General Public License
+#  along with this program; if not, write to the Free Software
+#  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+#  MA 02110-1301, USA.
+#  
+#  
+
+import datetime
+from itertools import chain
+from pathlib import Path
+
+from lxml import etree
+import toml
+
+class Article:
+    BASE = Path('content')
+    def __init__(self, post_id: str, title: str, body: str, img=None, date=None):
+        self.post_id = post_id
+        self.title = title
+        self.body = body
+        self.img = img
+        self.date = date
+
+    def get_dir(self):
+        return self.BASE / 'posts'
+
+    def get_fname(self):
+        return self.get_dir() / (self.post_id + '.md')
+
+    def get_frontmatter(self):
+        fm = {
+                'title': self.title,
+                }
+        if self.img:
+            fm['cover'] = self.img
+        if self.date:
+            fm['date'] = self.date
+        return fm
+
+    def save(self):
+        with open(self.get_fname(), 'w') as buf:
+            buf.write('+++\n')
+            toml.dump(self.get_frontmatter(), buf)
+            buf.write('+++\n')
+            buf.write(self.body)
+
+    def __str__(self):
+        return "<%s '%s'>" % (self.__class__.__name__, self.post_id)
+
+class Event(Article):
+    def __init__(self, time=None, location=None, **kwargs):
+        super().__init__(**kwargs)
+        self.time = time
+        self.location = location
+
+    def get_dir(self):
+        return self.BASE / 'events'
+
+    def get_frontmatter(self):
+        fm = super().get_frontmatter()
+        fm['eventDate'] = self.time
+        fm['location'] = self.location
+        return fm
+
+def xpath_in(xpath: str, elem):
+    xp = etree.XPath(xpath)
+    return xp(elem)
+
+def get_text(node):
+    if type(node) is str:
+        return node
+    s = node.text
+    if s is None:
+        s = ''
+    for child in node:
+        s += get_text(s) #etree.tostring(child, encoding='unicode')
+    return s
+
+def stringify_children(node):
+    parts = ([node.text] +
+            list(chain(*([c.text, etree.tostring(c).decode('utf8'), c.tail] for c in node.getchildren()))) +
+            [node.tail])
+    # filter removes possible Nones in texts and tails
+    return ''.join(filter(None, parts))
+
+def main(args):
+    articles = []
+    parser = etree.HTMLParser()
+    dom = etree.parse(open('home.html'), parser)
+    for article in dom.xpath('//article'):
+        elems = {}
+        # XXX: questa cosa funziona male
+        elems['body'] = '\n'.join(l.strip() for l in stringify_children(article).split('\n'))
+        try:
+            elems['title'] = str(xpath_in('.//h2/text()', article)[0])
+        except IndexError:
+            continue
+
+        elems['post_id'] = article.attrib['id']
+
+        try:
+            time_el =  xpath_in('.//time[@datetime]', article)[0]
+            elems['time'] = datetime.datetime.fromisoformat(time_el.attrib['datetime'])
+            elems['date'] = elems['time']
+        except IndexError:
+            pass
+
+        links = xpath_in('.//a', article)
+        for l in links:
+            if l.attrib.get('href', '').startswith('https://forteprenestino.net'):
+                elems['location'] = 'CSOA Forte Prenestino'
+        
+        # print('t', [get_text(e) for e in xpath_in('./h2', article)])
+        try:
+            elems['img'] = xpath_in('.//img', article)[0].attrib['src']
+        except IndexError:
+            img = None
+
+        if 'time' in elems and 'location' in elems:
+            cls = Event
+        else:
+            cls = Article
+            for k in ['time', 'location']:
+                if k in elems:
+                    del elems[k]
+
+        a = cls(**elems)
+        articles.append(a)
+
+    for a in articles:
+        print(a)
+        a.save()
+    return 0
+
+if __name__ == '__main__':
+    import sys
+    sys.exit(main(sys.argv))
+