873 lines
28 KiB
Python
873 lines
28 KiB
Python
# (C) 2020-2021 Sakuragasaki46.
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# See LICENSE for copying info.
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'''
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A simple wiki-like note webapp.
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Pages are stored in SQLite/MySQL databases.
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Markdown is used for text formatting.
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Application is kept compact, with all its core in a single file.
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'''
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#### IMPORTS ####
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from flask import (
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Flask, Markup, abort, flash, g, jsonify, make_response, redirect, request,
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render_template, send_from_directory)
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from flask_login import LoginManager, login_user, logout_user
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from flask_wtf import CSRFProtect
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from werkzeug.security import generate_password_hash, check_password_hash
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from werkzeug.routing import BaseConverter
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from peewee import *
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from playhouse.db_url import connect as dbconnect
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import csv, datetime, hashlib, html, importlib, json, markdown, os, random, \
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re, sys, uuid, warnings
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from functools import lru_cache, partial
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from urllib.parse import quote
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from configparser import ConfigParser
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import i18n
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import gzip
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__version__ = '0.7-dev'
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#### CONSTANTS ####
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APP_BASE_DIR = os.path.dirname(__file__)
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FK = ForeignKeyField
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SLUG_RE = r'[a-z0-9]+(?:-[a-z0-9]+)*'
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ILINK_RE = r'\]\(/(p/\d+|' + SLUG_RE + ')/?\)'
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#### GENERAL CONFIG ####
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CONFIG_FILE = os.environ.get('SALVI_CONF', APP_BASE_DIR + '/site.conf')
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DEFAULT_CONF = {
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('site', 'title'): 'Salvi',
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('database', 'directory'): APP_BASE_DIR + "/database",
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}
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_cfp = ConfigParser()
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if _cfp.read([CONFIG_FILE]):
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@lru_cache(maxsize=50)
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def _getconf(k1, k2, fallback=None, cast=None):
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if fallback is None:
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fallback = DEFAULT_CONF.get((k1, k2))
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v = _cfp.get(k1, k2, fallback=fallback)
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if cast in (int, float, str):
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try:
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v = cast(v)
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except ValueError:
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v = fallback
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return v
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else:
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def _getconf(k1, k2, fallback=None, cast=None):
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if fallback is None:
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fallback = DEFAULT_CONF.get((k1, k2))
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return fallback
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#### OPTIONAL IMPORTS ####
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markdown_katex = None
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try:
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if _getconf('appearance', 'math') != 'off':
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import markdown_katex
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except ImportError:
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pass
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#### misc. helpers ####
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def _makelist(l):
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if isinstance(l, (str, bytes, bytearray)):
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return [l]
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elif hasattr(l, '__iter__'):
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return list(l)
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elif l:
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return [l]
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else:
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return []
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#### MARKDOWN EXTENSIONS ####
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class StrikethroughExtension(markdown.extensions.Extension):
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def extendMarkdown(self, md, md_globals):
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postprocessor = StrikethroughPostprocessor(md)
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md.postprocessors.add('strikethrough', postprocessor, '>raw_html')
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class StrikethroughPostprocessor(markdown.postprocessors.Postprocessor):
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pattern = re.compile(r"~~(((?!~~).)+)~~", re.DOTALL)
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def run(self, html):
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return re.sub(self.pattern, self.convert, html)
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def convert(self, match):
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return '<del>' + match.group(1) + '</del>'
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# XXX ugly monkeypatch to make spoilers prevail over blockquotes
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from markdown.blockprocessors import BlockQuoteProcessor
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BlockQuoteProcessor.RE = re.compile(r'(^|\n)[ ]{0,3}>(?!!)[ ]?(.*)')
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### XXX it currently only detects spoilers that are not at the beginning of the line. To be fixed.
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class SpoilerExtension(markdown.extensions.Extension):
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def extendMarkdown(self, md, md_globals):
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md.inlinePatterns.register(markdown.inlinepatterns.SimpleTagInlineProcessor(r'()>!(.*?)!<', 'span class="spoiler"'), 'spoiler', 14)
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#### DATABASE SCHEMA ####
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database_url = _getconf('database', 'url')
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if database_url:
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database = dbconnect(database_url)
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else:
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database = SqliteDatabase(_getconf("database", "directory") + '/data.sqlite')
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class BaseModel(Model):
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class Meta:
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database = database
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# Used for PagePolicy
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def _passphrase_hash(pp):
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pp_bin = pp.encode('utf-8')
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h = str(len(pp_bin)) + ':' + hashlib.sha256(pp_bin).hexdigest()
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return h
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class User(BaseModel):
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username = CharField(32, unique=True)
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email = CharField(256, null=True)
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password = CharField()
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join_date = DateTimeField(default=datetime.datetime.now)
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karma = IntegerField(default=1)
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privileges = BitField()
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is_admin = privileges.flag(1)
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class Page(BaseModel):
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url = CharField(64, unique=True, null=True)
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title = CharField(256, index=True)
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touched = DateTimeField(index=True)
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calendar = DateTimeField(index=True, null=True)
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owner = ForeignKeyField(User, null=True)
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flags = BitField()
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is_redirect = flags.flag(1)
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is_sync = flags.flag(2)
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is_math_enabled = flags.flag(4)
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is_locked = flags.flag(8)
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@property
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def latest(self):
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if self.revisions:
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return self.revisions.order_by(PageRevision.pub_date.desc())[0]
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def get_url(self):
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return '/' + self.url + '/' if self.url else '/p/{}/'.format(self.id)
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def short_desc(self):
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full_text = self.latest.text
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text = remove_tags(full_text, convert = not self.is_math_enabled and not _getconf('appearance', 'simple_remove_tags', False))
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return text[:200] + ('\u2026' if len(text) > 200 else '')
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def change_tags(self, new_tags):
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old_tags = set(x.name for x in self.tags)
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new_tags = set(new_tags)
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PageTag.delete().where((PageTag.page == self) &
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(PageTag.name << (old_tags - new_tags))).execute()
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for tag in (new_tags - old_tags):
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PageTag.create(page=self, name=tag)
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def js_info(self):
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latest = self.latest
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return dict(
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id=self.id,
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url=self.url,
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title=self.title,
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is_redirect=self.is_redirect,
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touched=self.touched.timestamp(),
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is_editable=self.is_editable(),
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latest=dict(
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id=latest.id if latest else None,
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length=latest.length,
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pub_date=latest.pub_date.timestamp() if latest and latest.pub_date else None
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),
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tags=[x.name for x in self.tags]
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)
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@property
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def prop(self):
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return PagePropertyDict(self)
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def is_editable(self):
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return not self.is_locked
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class PageText(BaseModel):
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content = BlobField()
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flags = BitField()
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is_utf8 = flags.flag(1)
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is_gzipped = flags.flag(2)
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def get_content(self):
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c = self.content
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if self.is_gzipped:
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c = gzip.decompress(c)
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if self.is_utf8:
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return c.decode('utf-8')
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else:
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return c.decode('latin-1')
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@classmethod
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def create_content(cls, text, treshold=600, search_dup=True):
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c = text.encode('utf-8')
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use_gzip = len(c) > treshold
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if use_gzip and gzip:
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c = gzip.compress(c)
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if search_dup:
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item = cls.get_or_none((cls.content == c) & (cls.is_gzipped == use_gzip))
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if item:
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return item
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return cls.create(
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content=c,
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is_utf8=True,
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is_gzipped=use_gzip
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)
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class PageRevision(BaseModel):
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page = FK(Page, backref='revisions', index=True)
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user = ForeignKeyField(User, null=True)
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comment = CharField(1024, default='')
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textref = FK(PageText)
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pub_date = DateTimeField(index=True)
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length = IntegerField()
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@property
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def text(self):
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return self.textref.get_content()
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def html(self, *, math=True):
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return md(self.text, math=self.page.is_math_enabled and math)
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def human_pub_date(self):
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delta = datetime.datetime.now() - self.pub_date
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T = partial(get_string, g.lang)
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if delta < datetime.timedelta(seconds=60):
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return T('just-now')
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elif delta < datetime.timedelta(seconds=3600):
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return T('n-minutes-ago').format(delta.seconds // 60)
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elif delta < datetime.timedelta(days=1):
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return T('n-hours-ago').format(delta.seconds // 3600)
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elif delta < datetime.timedelta(days=15):
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return T('n-days-ago').format(delta.days)
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else:
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return self.pub_date.strftime('%B %-d, %Y')
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class PageTag(BaseModel):
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page = FK(Page, backref='tags', index=True)
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name = CharField(64, index=True)
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class Meta:
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indexes = (
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(('page', 'name'), True),
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)
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def popularity(self):
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return PageTag.select().where(PageTag.name == self.name).count()
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class PageProperty(BaseModel):
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page = ForeignKeyField(Page, backref='page_meta', index=True)
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key = CharField(64)
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value = CharField(8000)
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class Meta:
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indexes = (
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(('page', 'key'), True),
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)
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# currently experimental
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class PagePropertyDict(object):
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def __init__(self, page):
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self._page = page
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def items(self):
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for kv in self._page.page_meta:
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yield kv.key, kv.value
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def __len__(self):
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return self._page.page_meta.count()
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def keys(self):
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for kv in self._page.page_meta:
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yield kv.key
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__iter__ = keys
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def __getitem__(self, key):
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try:
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return self._page.page_meta.get(PageProperty.key == key).value
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except PageProperty.DoesNotExist:
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raise KeyError(key)
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def get(self, key, default=None):
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try:
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return self._page.page_meta.get(PageProperty.key == key).value
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except PageProperty.DoesNotExist:
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return default
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def setdefault(self, key, default):
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try:
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return self._page.page_meta.get(PageProperty.key == key).value
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except PageProperty.DoesNotExist:
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self[key] = default
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return default
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def __setitem__(self, key, value):
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if key in self:
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pp = self._page.page_meta.get(PageProperty.key == key)
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pp.value = value
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pp.save()
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else:
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PageProperty.create(page=self._page, key=key, value=value)
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def __delitem__(self, key):
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PageProperty.delete().where((PageProperty.page == self._page) &
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(PageProperty.key == key)).execute()
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def __contains__(self, key):
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return PageProperty.select().where((PageProperty.page == self._page) &
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(PageProperty.key == key)).exists()
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# Link table for caching purposes.
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class PageLink(BaseModel):
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from_page = FK(Page, backref='forward_links')
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to_page = FK(Page, backref='back_links')
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class Meta:
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indexes = (
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(('from_page', 'to_page'), True),
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)
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@classmethod
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def parse_links(cls, from_page, text, erase=True):
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with database.atomic():
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old_links = list(cls.select().where(cls.from_page == from_page))
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for mo in re.finditer(ILINK_RE, text):
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try:
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pageurl = mo.group(1)
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if pageurl.startswith('p/'):
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to_page = Page[int(pageurl[2:])]
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else:
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to_page = Page.get(Page.url == pageurl)
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linkobj, created = PageLink.get_or_create(
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from_page = from_page,
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to_page = to_page)
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if linkobj in old_links:
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old_links.remove(linkobj)
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except Exception:
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continue
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if erase:
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for linkobj in old_links:
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linkobj.delete_instance()
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# The actual ULTIMATE method to refresh all links
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# To be called from a maintenance script only!
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@classmethod
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def refresh_all_links(cls):
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for p in Page.select():
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cls.parse_links(p, p.latest.text)
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def init_db():
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database.create_tables([
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Page, PageText, PageRevision, PageTag, PageProperty, PageLink
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])
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#### WIKI SYNTAX ####
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def md(text, expand_magic=False, toc=True, math=True):
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if expand_magic:
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# DEPRECATED seeking for a better solution.
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warnings.warn('Magic words are no more supported.', DeprecationWarning)
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extensions = ['tables', 'footnotes', 'fenced_code', 'sane_lists', StrikethroughExtension(), SpoilerExtension()]
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extension_configs = {}
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if toc:
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extensions.append('toc')
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if math and markdown_katex and ('$`' in text or '```math' in text):
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extensions.append('markdown_katex')
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extension_configs['markdown_katex'] = {
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'no_inline_svg': True,
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'insert_fonts_css': not _getconf('site', 'katex_url')
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}
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try:
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return markdown.Markdown(extensions=extensions, extension_configs=extension_configs).convert(text)
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except Exception as e:
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return '<p class="error">There was an error during rendering: {e.__class__.__name__}: {e}</p>'.format(e=e)
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def remove_tags(text, convert=True, headings=True):
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if headings:
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text = re.sub(r'\#[^\n]*', '', text)
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if convert:
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text = md(text, toc=False, math=False)
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return re.sub(r'<.*?>', '', text)
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#### I18N ####
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i18n.load_path.append(os.path.join(APP_BASE_DIR, 'i18n'))
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i18n.set('file_format', 'json')
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def get_string(loc, s):
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i18n.set('locale', loc)
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return i18n.t('salvi.' + s)
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#### APPLICATION CONFIG ####
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class SlugConverter(BaseConverter):
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regex = SLUG_RE
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def is_valid_url(url):
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return re.fullmatch(SLUG_RE, url)
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def is_url_available(url):
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return url not in forbidden_urls and not Page.select().where(Page.url == url).exists()
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forbidden_urls = [
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'create', 'edit', 'p', 'ajax', 'history', 'manage', 'static', 'media',
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'accounts', 'tags', 'init-config', 'upload', 'upload-info', 'about',
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'stats', 'terms', 'privacy', 'easter', 'search', 'help', 'circles',
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'protect', 'kt', 'embed', 'backlinks'
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]
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app = Flask(__name__)
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app.secret_key = b'\xf3\xa9?\xbee$L\xabA\xd3\r\xa2\x08\xf6\x00%0b\xa9\xfe\x11\x04\xa6\xd8=\xd3\xa2\x00\xb3\xd5;9'
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app.url_map.converters['slug'] = SlugConverter
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csrf = CSRFProtect(app)
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login_manager = LoginManager(app)
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#### ROUTES ####
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@app.before_request
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def _before_request():
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if request.args.get('uselang') is not None:
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lang = request.args['uselang']
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else:
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for l in request.headers.get('accept-language', 'it,en').split(','):
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if ';' in l:
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l, _ = l.split(';')
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lang = l
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break
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else:
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lang = 'en'
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g.lang = lang
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@app.context_processor
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def _inject_variables():
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return {
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'T': partial(get_string, g.lang),
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'app_name': _getconf('site', 'title'),
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'strong': lambda x:Markup('<strong>{0}</strong>').format(x),
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'app_version': __version__,
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'math_version': markdown_katex.__version__ if markdown_katex else None,
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'material_icons_url': _getconf('site', 'material_icons_url'),
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'katex_url': _getconf('site', 'katex_url')
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}
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@login_manager.user_loader
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def _inject_user(userid):
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return User[userid]
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@app.template_filter()
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def linebreaks(text):
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text = html.escape(text)
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text = text.replace("\n\n", '</p><p>').replace('\n', '<br />')
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return Markup(text)
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@app.route('/')
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def homepage():
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page_limit = _getconf("appearance","items_per_page",20,cast=int)
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return render_template('home.html', new_notes=Page.select()
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.order_by(Page.touched.desc()).limit(page_limit))
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@app.route('/robots.txt')
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def robots():
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return send_from_directory(APP_BASE_DIR, 'robots.txt')
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@app.route('/favicon.ico')
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def favicon():
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return send_from_directory(APP_BASE_DIR, 'favicon.ico')
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## error handlers ##
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@app.errorhandler(404)
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def error_404(body):
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return render_template('notfound.html'), 404
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@app.errorhandler(403)
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def error_403(body):
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return render_template('forbidden.html'), 403
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@app.errorhandler(500)
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def error_400(body):
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return render_template('badrequest.html'), 400
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# Middle point during page editing.
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def savepoint(form, is_preview=False, pageid=None):
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if is_preview:
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preview = md(form['text'], math='enablemath' in form)
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else:
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preview = None
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pl_js_info = dict()
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pl_js_info['editing'] = dict(
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original_text = None, # TODO
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|
preview_text = form['text'],
|
|
page_id = pageid
|
|
)
|
|
return render_template(
|
|
'edit.html',
|
|
pl_url=form['url'],
|
|
pl_title=form['title'],
|
|
pl_text=form['text'],
|
|
pl_tags=form['tags'],
|
|
pl_enablemath='enablemath' in form,
|
|
preview=preview,
|
|
pl_js_info=pl_js_info
|
|
)
|
|
|
|
@app.route('/create/', methods=['GET', 'POST'])
|
|
def create():
|
|
if request.method == 'POST':
|
|
if request.form.get('preview'):
|
|
return savepoint(request.form, is_preview=True)
|
|
p_url = request.form['url'] or None
|
|
if p_url:
|
|
if not is_valid_url(p_url):
|
|
flash('Invalid URL. Valid URLs contain only letters, numbers and hyphens.')
|
|
return savepoint(request.form)
|
|
elif not is_url_available(p_url):
|
|
flash('This URL is not available.')
|
|
return savepoint(request.form)
|
|
p_tags = [x.strip().lower().replace(' ', '-').replace('_', '-').lstrip('#')
|
|
for x in request.form.get('tags', '').split(',') if x]
|
|
if any(not re.fullmatch(SLUG_RE, x) for x in p_tags):
|
|
flash('Invalid tags text. Tags contain only letters, numbers and hyphens, and are separated by comma.')
|
|
return savepoint(request.form)
|
|
try:
|
|
p = Page.create(
|
|
url=p_url,
|
|
title=request.form['title'],
|
|
is_redirect=False,
|
|
touched=datetime.datetime.now(),
|
|
is_math_enabled='enablemath' in request.form
|
|
)
|
|
p.change_tags(p_tags)
|
|
except IntegrityError as e:
|
|
flash('An error occurred while saving this revision: {e}'.format(e=e))
|
|
return savepoint(request.form)
|
|
pr = PageRevision.create(
|
|
page=p,
|
|
user_id=0,
|
|
comment='',
|
|
textref=PageText.create_content(request.form['text']),
|
|
pub_date=datetime.datetime.now(),
|
|
length=len(request.form['text'])
|
|
)
|
|
PageLink.parse_links(p, request.form['text'])
|
|
return redirect(p.get_url())
|
|
return render_template('edit.html', pl_url=request.args.get('url'))
|
|
|
|
@app.route('/edit/<int:id>/', methods=['GET', 'POST'])
|
|
def edit(id):
|
|
p = Page[id]
|
|
if request.method == 'POST':
|
|
if request.form.get('preview'):
|
|
return savepoint(request.form, is_preview=True, pageid=id)
|
|
p_url = request.form['url'] or None
|
|
if p_url:
|
|
if not is_valid_url(p_url):
|
|
flash('Invalid URL. Valid URLs contain only letters, numbers and hyphens.')
|
|
return savepoint(request.form, pageid=id)
|
|
elif not is_url_available(p_url) and p_url != p.url:
|
|
flash('This URL is not available.')
|
|
return savepoint(request.form, pageid=id)
|
|
p_tags = [x.strip().lower().replace(' ', '-').replace('_', '-').lstrip('#')
|
|
for x in request.form.get('tags', '').split(',')]
|
|
p_tags = [x for x in p_tags if x]
|
|
if any(not re.fullmatch(SLUG_RE, x) for x in p_tags):
|
|
flash('Invalid tags text. Tags contain only letters, numbers and hyphens, and are separated by comma.')
|
|
return savepoint(request.form, pageid=id)
|
|
p.url = p_url
|
|
p.title = request.form['title']
|
|
p.touched = datetime.datetime.now()
|
|
p.is_math_enabled = 'enablemath' in request.form
|
|
p.save()
|
|
p.change_tags(p_tags)
|
|
pr = PageRevision.create(
|
|
page=p,
|
|
user_id=0,
|
|
comment='',
|
|
textref=PageText.create_content(request.form['text']),
|
|
pub_date=datetime.datetime.now(),
|
|
length=len(request.form['text'])
|
|
)
|
|
PageLink.parse_links(p, request.form['text'])
|
|
return redirect(p.get_url())
|
|
pl_js_info = dict()
|
|
pl_js_info['editing'] = dict(
|
|
original_text = None, # TODO
|
|
preview_text = None,
|
|
page_id = id
|
|
)
|
|
|
|
return render_template(
|
|
'edit.html',
|
|
pl_url=p.url,
|
|
pl_title=p.title,
|
|
pl_text=p.latest.text,
|
|
pl_tags=','.join(x.name for x in p.tags),
|
|
pl_js_info=pl_js_info,
|
|
pl_enablemath = p.is_math_enabled
|
|
)
|
|
|
|
@app.route("/__sync_start")
|
|
def __sync_start():
|
|
if _getconf("sync", "master", "this") == "this":
|
|
abort(403)
|
|
from app_sync import main
|
|
main()
|
|
flash("Successfully synced messages.")
|
|
return redirect("/")
|
|
|
|
@app.route('/_jsoninfo/<int:id>', methods=['GET', 'POST'])
|
|
def page_jsoninfo(id):
|
|
try:
|
|
p = Page[id]
|
|
except Page.DoesNotExist:
|
|
return jsonify({'status':'fail'}), 404
|
|
j = p.js_info()
|
|
j["status"] = "ok"
|
|
if request.method == "POST":
|
|
j["text"] = p.latest.text
|
|
return jsonify(j)
|
|
|
|
@app.route("/_jsoninfo/changed/<float:ts>")
|
|
def jsoninfo_changed(ts):
|
|
tse = str(datetime.datetime.fromtimestamp(ts).isoformat(" "))
|
|
ps = Page.select().where(Page.touched >= tse)
|
|
return jsonify({
|
|
"ids": [i.id for i in ps],
|
|
"status": "ok"
|
|
})
|
|
|
|
|
|
@app.route('/p/<int:id>/')
|
|
def view_unnamed(id):
|
|
try:
|
|
p = Page[id]
|
|
except Page.DoesNotExist:
|
|
abort(404)
|
|
if p.url:
|
|
if p.url not in forbidden_urls:
|
|
return redirect(p.get_url())
|
|
else:
|
|
flash('The URL of this page is a reserved URL. Please change it.')
|
|
return render_template('view.html', p=p, rev=p.latest)
|
|
|
|
@app.route('/embed/<int:id>/')
|
|
def embed_view(id):
|
|
try:
|
|
p = Page[id]
|
|
except Page.DoesNotExist:
|
|
return "", 404
|
|
rev = p.latest
|
|
return "<h1>{0}</h1><div class=\"inner-content\">{1}</div>".format(
|
|
html.escape(p.title), rev.html())
|
|
|
|
@app.route('/p/most_recent/')
|
|
@app.route('/p/most_recent/<int:page>/')
|
|
def view_most_recent(page=1):
|
|
general_query = Page.select().order_by(Page.touched.desc())
|
|
return render_template('listrecent.html', notes=general_query.paginate(page),
|
|
page_n=page, total_count=general_query.count(), min=min)
|
|
|
|
@app.route('/p/random/')
|
|
def view_random():
|
|
page = None
|
|
if Page.select().count() < 2:
|
|
flash('Too few pages in this site.')
|
|
abort(404)
|
|
while not page:
|
|
try:
|
|
page = Page[random.randint(1, Page.select().count())]
|
|
except Page.DoesNotExist:
|
|
continue
|
|
return redirect(page.get_url())
|
|
|
|
@app.route('/p/leaderboard/')
|
|
def page_leaderboard():
|
|
headers = {
|
|
'Cache-Control': 'max-age=180, stale-while-revalidate=1800'
|
|
}
|
|
|
|
pages = []
|
|
for p in Page.select():
|
|
score = (p.latest.length >> 10) + p.forward_links.count() + p.back_links.count()
|
|
pages.append((p, score, p.back_links.count(), p.forward_links.count(), p.latest.length))
|
|
pages.sort(key = lambda x: (x[1], x[2], x[4], x[3]), reverse = True)
|
|
|
|
return render_template('leaderboard.html', pages=pages), headers
|
|
|
|
@app.route('/<slug:name>/')
|
|
def view_named(name):
|
|
try:
|
|
p = Page.get(Page.url == name)
|
|
except Page.DoesNotExist:
|
|
abort(404)
|
|
return render_template('view.html', p=p, rev=p.latest)
|
|
|
|
@app.route('/init-config/tables/')
|
|
def init_config_tables():
|
|
init_db()
|
|
flash('Tables successfully created.')
|
|
return redirect('/')
|
|
|
|
@app.route('/history/<int:id>/')
|
|
def history(id):
|
|
try:
|
|
p = Page[id]
|
|
except Page.DoesNotExist:
|
|
abort(404)
|
|
return render_template('history.html', p=p, history=p.revisions.order_by(PageRevision.pub_date.desc()))
|
|
|
|
@app.route('/history/revision/<int:revisionid>/')
|
|
def view_old(revisionid):
|
|
try:
|
|
rev = PageRevision[revisionid]
|
|
except PageRevision.DoesNotExist:
|
|
abort(404)
|
|
p = rev.page
|
|
return render_template('viewold.html', p=p, rev=rev)
|
|
|
|
@app.route('/backlinks/<int:id>/')
|
|
def backlinks(id):
|
|
try:
|
|
p = Page[id]
|
|
except Page.DoesNotExist:
|
|
abort(404)
|
|
return render_template('backlinks.html', p=p, backlinks=Page.select().join(PageLink, on=PageLink.to_page).where(PageLink.from_page == p))
|
|
|
|
@app.route('/search/', methods=['GET', 'POST'])
|
|
def search():
|
|
if request.method == 'POST':
|
|
q = request.form['q']
|
|
include_tags = bool(request.form.get('include-tags'))
|
|
query = Page.select().where(Page.title ** ('%' + q + '%'))
|
|
if include_tags:
|
|
query |= Page.select().join(PageTag, on=PageTag.page
|
|
).where(PageTag.name ** ('%' + q + '%'))
|
|
query = query.order_by(Page.touched.desc())
|
|
return render_template('search.html', q=q, pl_include_tags=include_tags,
|
|
results=query.paginate(1))
|
|
return render_template('search.html', pl_include_tags=True)
|
|
|
|
@app.route('/tags/<slug:tag>/')
|
|
@app.route('/tags/<slug:tag>/<int:page>/')
|
|
def listtag(tag, page=1):
|
|
general_query = Page.select().join(PageTag, on=PageTag.page).where(PageTag.name == tag).order_by(Page.touched.desc())
|
|
page_query = general_query.paginate(page)
|
|
return render_template('listtag.html', tagname=tag, tagged_notes=page_query,
|
|
page_n=page, total_count=general_query.count(), min=min)
|
|
|
|
|
|
# symbolic route as of v0.5
|
|
@app.route('/upload/', methods=['GET'])
|
|
def upload():
|
|
return render_template('upload.html')
|
|
|
|
@app.route('/stats/')
|
|
def stats():
|
|
return render_template('stats.html',
|
|
notes_count=Page.select().count(),
|
|
notes_with_url=Page.select().where(Page.url != None).count(),
|
|
#upload_count=Upload.select().count(),
|
|
revision_count=PageRevision.select().count()
|
|
)
|
|
|
|
## account management ##
|
|
|
|
@app.route('/accounts/theme-switch')
|
|
def theme_switch():
|
|
cook = request.cookies.get('dark')
|
|
resp = make_response(redirect(request.args.get('next', '/')))
|
|
resp.set_cookie('dark', '0' if cook == '1' else '1', max_age=31556952, path='/')
|
|
return resp
|
|
|
|
@app.route('/accounts/login/', methods=['GET','POST'])
|
|
def accounts_login():
|
|
if request.method == 'POST':
|
|
try:
|
|
username = request.form['username']
|
|
user = User.get(User.username == username)
|
|
if not check_password_hash(user.password, request.form['password']):
|
|
flash('Invalid username or password.')
|
|
return render_template('login.html')
|
|
except User.DoesNotExist:
|
|
flash('Invalid username or password.')
|
|
else:
|
|
remember_for = int(request.form['remember'])
|
|
if remember_for > 0:
|
|
login_user(user, remember=True,
|
|
duration=datetime.timedelta(days=remember_for))
|
|
else:
|
|
login_user(user)
|
|
return redirect(request.args.get('next', '/'))
|
|
return render_template('login.html')
|
|
|
|
@app.route('/accounts/logout/')
|
|
def accounts_logout():
|
|
logout_user()
|
|
return redirect(request.args.get('next', '/'))
|
|
|
|
## easter egg (lol) ##
|
|
|
|
MNeaster = {
|
|
15: (22, 2), 16: (22, 2), 17: (23, 3), 18: (23, 4), 19: (24, 5), 20: (24, 5),
|
|
21: (24, 6), 22: (25, 0), 23: (26, 1), 24: (25, 1)}
|
|
|
|
def calculate_easter(y):
|
|
a, b, c = y % 19, y % 4, y % 7
|
|
M, N = (15, 6) if y < 1583 else MNeaster[y // 100]
|
|
d = (19 * a + M) % 30
|
|
e = (2 * b + 4 * c + 6 * d + N) % 7
|
|
if d + e < 10:
|
|
return datetime.date(y, 3, d + e + 22)
|
|
else:
|
|
day = d + e - 9
|
|
if day == 26:
|
|
day = 19
|
|
elif day == 25 and d == 28 and e == 6 and a > 10:
|
|
day = 18
|
|
return datetime.date(y, 4, day)
|
|
|
|
def stash_easter(y):
|
|
easter = calculate_easter(y)
|
|
natale = datetime.date(y, 12, 25)
|
|
avvento1 = natale - datetime.timedelta(days=22 + natale.weekday())
|
|
return dict(
|
|
easter = easter,
|
|
ceneri = easter - datetime.timedelta(days=47),
|
|
ascensione = easter + datetime.timedelta(days=42),
|
|
pentecoste = easter + datetime.timedelta(days=49),
|
|
avvento1 = avvento1
|
|
)
|
|
|
|
@app.route('/easter/')
|
|
@app.route('/easter/<int:y>/')
|
|
def easter_y(y=None):
|
|
if 'y' in request.args:
|
|
return redirect('/easter/' + request.args['y'] + '/')
|
|
if y:
|
|
if y > 2499:
|
|
flash('Years above 2500 A.D. are currently not supported.')
|
|
return render_template('easter.html')
|
|
return render_template('easter.html', y=y, easter_dates=stash_easter(y))
|
|
else:
|
|
return render_template('easter.html')
|
|
|
|
#### EXTENSIONS ####
|
|
|
|
active_extensions = []
|
|
|
|
_i = 1
|
|
_extension_name = _getconf('extensions', 'ext.{}'.format(_i))
|
|
while _extension_name:
|
|
active_extensions.append(_extension_name)
|
|
_i += 1
|
|
_extension_name = _getconf('extensions', 'ext.{}'.format(_i))
|
|
|
|
for ext in active_extensions:
|
|
try:
|
|
bp = importlib.import_module('extensions.' + ext).bp
|
|
app.register_blueprint(bp)
|
|
except Exception:
|
|
sys.stderr.write('Extension not loaded: ' + ext + '\n')
|
|
sys.excepthook(*sys.exc_info())
|
|
|