from flask import Flask
from flask import render_template, redirect
from flask import request
+from functools import wraps
+from flask_babel import Babel, gettext
import postgresql
-import config
-
-times=[3,5,14]
+import filters
+from flaskext.markdown import Markdown
+from markdown.extensions import Extension
+from datetime import date, time, datetime
+from flask_language import Language, current_language
+import gettext
+import click
def get_db():
db = getattr(g, '_database', None)
if db is None:
- db = g._database = postgresql.open(config.DATABASE, user=config.USER, password=config.PASSWORD)
+ db = g._database = postgresql.open(app.config.get("DATABASE"), user=app.config.get("USER"), password=app.config.get("PASSWORD"))
#db.row_factory = sqlite3.Row
return db
app = Flask(__name__)
+app.register_blueprint(filters.blueprint)
+babel = Babel(app)
+lang = Language(app)
+gettext.install('motion')
+
+class EscapeHtml(Extension):
+ def extendMarkdown(self, md, md_globals):
+ del md.preprocessors['html_block']
+ del md.postprocessors['raw_html']
+ del md.inlinePatterns['html']
+
+md = Markdown(app, extensions=[EscapeHtml()])
+
+class default_settings(object):
+ COPYRIGHTSTART="2017"
+ COPYRIGHTNAME="WPIA"
+ COPYRIGHTLINK="https://wpia.club"
+ IMPRINTLINK="https://documents.wpia.club/imprint.html"
+ DATAPROTECTIONLINK="https://documents.wpia.club/data_privacy_policy_html_pages_en.html"
+ MAX_PROXY=2
+
+
+# Load config
+app.config.from_object('motion.default_settings')
+app.config.from_pyfile('config.py')
+
+
+class ConfigProxy:
+ def __init__(self, name):
+ self.name = name
+ @property
+ def per_host(self):
+ dict = app.config.get(self.name)
+ if dict is None:
+ return None
+ return dict.get(request.host)
+
+prefix = ConfigProxy("GROUP_PREFIX")
+times = ConfigProxy("DURATION")
+debuguser = ConfigProxy("DEBUGUSER")
+
+max_proxy=app.config.get("MAX_PROXY")
+
+@babel.localeselector
+def get_locale():
+ return str(current_language)
+
+@lang.allowed_languages
+def get_allowed_languages():
+ return app.config['LANGUAGES'].keys()
+
+@lang.default_language
+def get_default_language():
+ return 'en'
+
+def get_languages():
+ return app.config['LANGUAGES']
+
+# Manually add vote options to the translation strings. They are used as keys in loops.
+TRANSLATION_STRINGS={_('yes'), _('no'), _('abstain')}
+
+@app.before_request
+def lookup_user():
+ global prefix
+
+ env = request.environ
+ user = None
+ my_debuguser = debuguser.per_host
+ if my_debuguser is not None:
+ parts = my_debuguser.split("/", 1)
+ user = parts[0]
+ roles = parts[1]
+
+ if "USER_ROLES" in env:
+ parts = env.get("USER_ROLES").split("/", 1)
+ user = parts[0]
+ roles = parts[1]
+
+ if "USER" in env and "ROLES" in env:
+ user = env.get("USER")
+ roles = env.get("ROLES")
+
+ if user is None:
+ return _('Server misconfigured'), 500
+ roles = roles.split(" ")
+
+ if user == "<invalid>":
+ return _('Access denied'), 403;
+
+ db = get_db()
+ with db.xact():
+ rv = db.prepare("SELECT id FROM voter WHERE email=$1")(user)
+ if len(rv) == 0:
+ db.prepare("INSERT INTO voter(\"email\") VALUES($1)")(user)
+ rv = db.prepare("SELECT id FROM voter WHERE email=$1")(user)
+ g.voter = rv[0].get("id");
+ g.proxies_given = ""
+ rv = db.prepare("SELECT email, voter_id FROM voter, proxy WHERE proxy.proxy_id = voter.id AND proxy.revoked IS NULL AND proxy.voter_id = $1 ")(g.voter)
+ if len(rv) != 0:
+ g.proxies_given = rv[0].get("email")
+ rv = db.prepare("SELECT email, voter_id FROM voter, proxy WHERE proxy.voter_id = voter.id AND proxy.revoked IS NULL AND proxy.proxy_id = $1 ")(g.voter)
+ if len(rv) != 0:
+ sep = ""
+ g.proxies_received = ""
+ for x in range(0, len(rv)):
+ g.proxies_received += sep + rv[x].get("email")
+ sep =", "
+
+ g.user = user
+ g.roles = {}
+
+ for r in roles:
+ a = r.split(":", 1)
+ if len(r)!=0:
+ val = a[1]
+ if a[0] not in g.roles:
+ g.roles[a[0]] = []
+ if val == "*":
+ g.roles[a[0]] = [group for group in prefix.per_host]
+ else:
+ g.roles[a[0]].append(val)
+
+ return None
+
+@app.context_processor
+def init_footer_variables():
+ if int(app.config.get("COPYRIGHTSTART"))<datetime.now().year:
+ version_year = "%s - %s" % (app.config.get("COPYRIGHTSTART"), datetime.now().year)
+ else:
+ version_year = datetime.now().year
+
+ return dict(
+ footer = dict( version_year=version_year,
+ copyright_link=app.config.get("COPYRIGHTLINK"),
+ copyright_name=app.config.get("COPYRIGHTNAME"),
+ imprint_link=app.config.get("DATAPROTECTIONLINK"),
+ dataprotection_link=app.config.get("DATAPROTECTIONLINK")
+ )
+ )
+
+
+def get_allowed_cats(action):
+ return g.roles.get(action, []);
+
+def may(action, motion):
+ return motion in get_allowed_cats(action)
+
+def may_admin(action):
+ return action in g.roles
+
+def get_voters():
+ rv = get_db().prepare("SELECT email FROM voter")
+ return rv
+
+def get_all_proxies():
+ rv = get_db().prepare("SELECT p.id as id, v1.email as voter_email, v1.id as voterid, v2.email as proxy_email, v2.id as proxyid FROM voter AS v1, voter AS v2, proxy AS p WHERE v2.id = p.proxy_id AND v1.id = p.voter_id AND p.revoked is NULL ORDER BY voter_email, proxy_email")
+ return rv
@app.teardown_appcontext
def close_connection(exception):
def init_db():
with app.app_context():
db = get_db()
- with app.open_resource('schema.sql', mode='r') as f:
- db.execute(f.read())
+ try:
+ ver = db.prepare("SELECT version FROM schema_version")()[0][0];
+ print("Database Schema version: ", ver)
+ except postgresql.exceptions.UndefinedTableError:
+ g._database = None
+ db = get_db()
+ ver = 0
+
+ if ver < 1:
+ with app.open_resource('sql/schema.sql', mode='r') as f:
+ db.execute(f.read())
+ return
+
+ if ver < 2:
+ with app.open_resource('sql/from_1.sql', mode='r') as f:
+ db.execute(f.read())
+ ct={}
+ for group in [group for group in prefix[app.config.get("DEFAULT_HOST")]]:
+ ct[group] = {"dt": "", "c": 0}
+
+ p = db.prepare("UPDATE \"motion\" SET \"identifier\"=$1 WHERE \"id\"=$2")
+ for row in db.prepare("SELECT id, \"type\", \"posed\" FROM \"motion\" ORDER BY \"id\" ASC"):
+ dt=row[2].strftime("%Y%m%d")
+ if ct[row[1]]["dt"] != dt:
+ ct[row[1]]["dt"] = dt
+ ct[row[1]]["c"] = 0
+ ct[row[1]]["c"] = ct[row[1]]["c"] + 1
+ name=prefix[app.config.get("DEFAULT_HOST")][row[1]]+"."+dt+"."+("%03d" % ct[row[1]]["c"])
+ p(name, row[0])
+ db.prepare("ALTER TABLE \"motion\" ALTER COLUMN \"identifier\" SET NOT NULL")()
+ db.prepare("UPDATE \"schema_version\" SET \"version\"=2")()
+ db.prepare("CREATE UNIQUE INDEX motion_ident ON motion (identifier)")()
+
+ if ver < 3:
+ with app.open_resource('sql/from_2.sql', mode='r') as f:
+ db.execute(f.read())
+ db.prepare("UPDATE \"motion\" SET \"host\"=$1")(app.config.get("DEFAULT_HOST"))
+ db.prepare("ALTER TABLE \"motion\" ALTER COLUMN \"host\" SET NOT NULL")()
+ db.prepare("UPDATE \"schema_version\" SET \"version\"=3")()
+
+ if ver < 4:
+ with app.open_resource('sql/from_3.sql', mode='r') as f:
+ db.execute(f.read())
+ db.prepare("UPDATE \"schema_version\" SET \"version\"=4")()
+
+ if ver < 5:
+ with app.open_resource('sql/from_4.sql', mode='r') as f:
+ db.execute(f.read())
+ db.prepare("UPDATE \"schema_version\" SET \"version\"=5")()
+
+init_db()
+
@app.route("/")
def main():
start=int(request.args.get("start", "-1"));
- q = "SELECT *, motion.deadline > CURRENT_TIMESTAMP AS running FROM motion LEFT JOIN (SELECT motion_id, voter_id, "\
+ q = "SELECT motion.*, votes.*, poser.email AS poser, canceler.email AS canceler, (motion.deadline > CURRENT_TIMESTAMP AND canceled is NULL) AS running FROM motion LEFT JOIN (SELECT motion_id, "\
+ "COUNT(CASE WHEN result='yes' THEN 'yes' ELSE NULL END) as yes, "\
+ "COUNT(CASE WHEN result='no' THEN 'no' ELSE NULL END) as no, "\
+ "COUNT(CASE WHEN result='abstain' THEN 'abstain' ELSE NULL END) as abstain "\
- + "FROM vote GROUP BY motion_id, voter_id) as votes ON votes.motion_id=motion.id "
+ + "FROM vote GROUP BY motion_id) as votes ON votes.motion_id=motion.id "\
+ + "LEFT JOIN voter poser ON poser.id = motion.posed_by "\
+ + "LEFT JOIN voter canceler ON canceler.id = motion.canceled_by "
prev=None
if start == -1:
- p = get_db().prepare(q + "ORDER BY id DESC LIMIT 11")
- rv = p()
+ p = get_db().prepare(q + "WHERE motion.host = $1 ORDER BY motion.id DESC LIMIT 11")
+ rv = p(request.host)
else:
- p = get_db().prepare(q + "WHERE id <= $1 ORDER BY id DESC LIMIT 11")
- rv = p(start)
- rs = get_db().prepare("SELECT id FROM motion WHERE id > $1 ORDER BY id ASC LIMIT 10")(start)
+ p = get_db().prepare(q + "WHERE motion.host = $1 AND motion.id <= $2 ORDER BY motion.id DESC LIMIT 11")
+ rv = p(request.host, start)
+ rs = get_db().prepare("SELECT id FROM motion WHERE motion.host = $1 AND motion.id > $2 ORDER BY id ASC LIMIT 10")(request.host, start)
if len(rs) == 10:
prev = rs[9][0]
else:
prev = -1
- return render_template('index.html', motions=rv[:10], more=rv[10]["id"] if len(rv) == 11 else None, times=times, prev=prev)
+ return render_template('index.html', motions=rv[:10], more=rv[10]["id"] if len(rv) == 11 else None, times=times.per_host, prev=prev,
+ categories=get_allowed_cats("create"), singlemotion=False, may_proxyadmin=may_admin("proxyadmin"), languages=get_languages())
+
+def rel_redirect(loc):
+ r = redirect(loc)
+ r.autocorrect_location_header = False
+ return r
@app.route("/motion", methods=['POST'])
def put_motion():
+ cat=request.form.get("category", "")
+ if cat not in get_allowed_cats("create"):
+ return _('Forbidden'), 403
time = int(request.form.get("days", "3"));
- if time not in times:
- return "Error, invalid length"
- p = get_db().prepare("INSERT INTO motion(\"name\", \"content\", \"deadline\") VALUES($1, $2, CURRENT_TIMESTAMP + $3 * interval '1 days')")
- p(request.form.get("title", ""), request.form.get("content",""), time)
- return redirect("/")
-
-voter=1
-
-@app.route("/motion/<int:id>")
-def show_motion(id):
- p = get_db().prepare("SELECT motion.*, motion.deadline > CURRENT_TIMESTAMP AS running, vote.result FROM motion LEFT JOIN vote on vote.motion_id=motion.id AND vote.voter_id=$2 WHERE id=$1")
- rv = p(id,voter)
- return render_template('single_motion.html', motion=rv[0])
-
-@app.route("/motion/<int:motion>/vote", methods=['POST'])
-def vote(motion):
- v = request.form.get("vote", "abstain")
+ if time not in times.per_host:
+ return _('Error, invalid length'), 400
+ title=request.form.get("title", "")
+ title=title.strip()
+ if title =='':
+ return _('Error, missing title'), 400
+ content=request.form.get("content", "")
+ content=content.strip()
+ if content =='':
+ return _('Error, missing content'), 400
+
db = get_db()
with db.xact():
- p = db.prepare("SELECT deadline > CURRENT_TIMESTAMP FROM motion WHERE id = $1")
- if not p(motion)[0][0]:
- return "Error, motion deadline has passed"
- p = db.prepare("SELECT * FROM vote WHERE motion_id = $1 AND voter_id = $2")
- rv = p(motion, voter)
- if len(rv) == 0:
- db.prepare("INSERT INTO vote (motion_id, voter_id, result) VALUES($1,$2,$3)")(motion,voter,v)
+ t = db.prepare("SELECT CURRENT_TIMESTAMP")()[0][0];
+ s = db.prepare("SELECT MAX(\"identifier\") FROM \"motion\" WHERE \"type\"=$1 AND \"host\"=$2 AND DATE(\"posed\")=DATE(CURRENT_TIMESTAMP)")
+ sr = s(cat, request.host)
+ ident=""
+ if len(sr) == 0 or sr[0][0] is None:
+ ident=prefix.per_host[cat]+"."+t.strftime("%Y%m%d")+".001"
else:
- db.prepare("UPDATE vote SET result=$3, entered=CURRENT_TIMESTAMP WHERE motion_id=$1 AND voter_id = $2")(motion,voter,v)
- return redirect("/?start=" + str(motion) + "#motion-" + str(motion))
+ nextId = int(sr[0][0].split(".")[2])+1
+ if nextId >= 1000:
+ return _('Too many motions for this day'), 500
+ ident=prefix.per_host[cat]+"."+t.strftime("%Y%m%d")+"."+("%03d" % nextId)
+ p = db.prepare("INSERT INTO motion(\"name\", \"content\", \"deadline\", \"posed_by\", \"type\", \"identifier\", \"host\") VALUES($1, $2, CURRENT_TIMESTAMP + $3 * interval '1 days', $4, $5, $6, $7)")
+ p(title, content, time, g.voter, cat, ident, request.host)
+ return rel_redirect("/")
+
+def motion_edited(motion):
+ return rel_redirect("/motion/" + motion)
+
+def validate_motion_access(privilege):
+ def decorator(f):
+ def decorated_function(motion):
+ db = get_db()
+ with db.xact():
+ rv = db.prepare("SELECT id, type, deadline < CURRENT_TIMESTAMP AS expired, canceled FROM motion WHERE identifier=$1 AND host=$2")(motion, request.host);
+ if len(rv) == 0:
+ return _('Error, Not found'), 404
+ id = rv[0].get("id")
+ if not may(privilege, rv[0].get("type")):
+ return _('Forbidden'), 403
+ if rv[0].get("canceled") is not None:
+ return _('Error, motion was canceled'), 403
+ if rv[0].get("expired"):
+ return _('Error, out of time'), 403
+ return f(motion, id)
+ decorated_function.__name__ = f.__name__
+ return decorated_function
+ return decorator
+
+def validate_motion_access_vote(privilege):
+ simple_decorator = validate_motion_access(privilege)
+ def decorator(f):
+ def decorated_function(motion, voter):
+ return simple_decorator(lambda motion, id : f(motion, voter, id))(motion)
+ decorated_function.__name__ = f.__name__
+ return decorated_function
+ return decorator
+
+@app.route("/motion/<string:motion>/cancel", methods=['POST'])
+@validate_motion_access('cancel')
+def cancel_motion(motion, id):
+ if request.form.get("reason", "none") == "none":
+ return _('Error, form requires reason'), 500
+ rv = get_db().prepare("UPDATE motion SET canceled=CURRENT_TIMESTAMP, cancelation_reason=$1, canceled_by=$2 WHERE identifier=$3 AND host=$4 AND canceled is NULL")(request.form.get("reason", ""), g.voter, motion, request.host)
+ return motion_edited(motion)
+
+@app.route("/motion/<string:motion>/finish", methods=['POST'])
+@validate_motion_access('finish')
+def finish_motion(motion, id):
+ rv = get_db().prepare("UPDATE motion SET deadline=CURRENT_TIMESTAMP WHERE identifier=$1 AND host=$2 AND canceled is NULL")(motion, request.host)
+ return motion_edited(motion)
+
+@app.route("/motion/<string:motion>")
+def show_motion(motion):
+ p = get_db().prepare("SELECT motion.*, poser.email AS poser, canceler.email AS canceler, (motion.deadline > CURRENT_TIMESTAMP AND canceled is NULL) AS running, vote.result FROM motion "\
+ + "LEFT JOIN vote on vote.motion_id=motion.id AND vote.voter_id=$2 "\
+ + "LEFT JOIN voter poser ON poser.id = motion.posed_by "\
+ + "LEFT JOIN voter canceler ON canceler.id = motion.canceled_by "
+ + "WHERE motion.identifier=$1 AND motion.host=$3")
+ resultmotion = p(motion, g.voter, request.host)
+ if len(resultmotion) == 0:
+ return _('Error, Not found'), 404
-# TODO cancel running motion (with comment)
-# TODO authentication/user management
-# TODO crop time at second precision
+ p = get_db().prepare("SELECT voter.email FROM vote INNER JOIN voter ON vote.proxy_id = voter.id WHERE vote.motion_id=$1 AND vote.voter_id=$2 AND vote.proxy_id <> vote.voter_id")
+ resultproxyname = p(resultmotion[0][0], g.voter)
+
+ p = get_db().prepare("SELECT v.result, proxy.voter_id, voter.email, CASE WHEN proxy.proxy_id = v.proxy_id THEN NULL ELSE voter.email END AS owneremail FROM proxy LEFT JOIN "\
+ + "(SELECT vote.voter_id, vote.result, vote.proxy_id FROM vote "\
+ + "WHERE vote.motion_id=$1) AS v ON proxy.voter_id = v.voter_id "\
+ + "LEFT JOIN voter ON proxy.voter_id = voter.id "\
+ + "WHERE proxy.proxy_id=$2 AND proxy.revoked IS NULL")
+ resultproxyvote = p(resultmotion[0][0], g.voter)
+
+ votes = None
+ if may("audit", resultmotion[0].get("type")) and not resultmotion[0].get("running") and not resultmotion[0].get("canceled"):
+ votes = get_db().prepare("SELECT vote.result, voter.email FROM vote INNER JOIN voter ON voter.id = vote.voter_id WHERE vote.motion_id=$1")(resultmotion[0].get("id"));
+ votes = get_db().prepare("SELECT vote.result, voter.email, CASE voter.email WHEN proxy.email THEN NULL ELSE proxy.email END as proxyemail FROM vote INNER JOIN voter ON voter.id = vote.voter_id INNER JOIN voter as proxy ON proxy.id = vote.proxy_id WHERE vote.motion_id=$1")(resultmotion[0].get("id"));
+ return render_template('single_motion.html', motion=resultmotion[0], may_vote=may("vote", resultmotion[0].get("type")), may_cancel=may("cancel", resultmotion[0].get("type")), votes=votes, proxyvote=resultproxyvote, proxyname=resultproxyname, languages=get_languages())
+
+@app.route("/motion/<string:motion>/vote/<string:voter>", methods=['POST'])
+@validate_motion_access_vote('vote')
+def vote(motion, voter, id):
+ v = request.form.get("vote", "abstain")
+ voterid=int(voter)
+ db = get_db()
+
+ # test if voter is proxy
+ if (voterid != g.voter):
+ rv = db.prepare("SELECT voter_id FROM proxy WHERE proxy.revoked IS NULL AND proxy.proxy_id = $1 AND proxy.voter_id = $2")(g.voter, voterid);
+ if len(rv) == 0:
+ return _('Error, proxy not found.'), 400
+
+ p = db.prepare("SELECT * FROM vote WHERE motion_id = $1 AND voter_id = $2")
+ rv = p(id, voterid)
+ if len(rv) == 0:
+ db.prepare("INSERT INTO vote(motion_id, voter_id, result, proxy_id) VALUES($1,$2,$3,$4)")(id, voterid, v, g.voter)
+ else:
+ db.prepare("UPDATE vote SET result=$3, entered=CURRENT_TIMESTAMP, proxy_id=$4 WHERE motion_id=$1 AND voter_id = $2")(id, voterid, v, g.voter)
+ return motion_edited(motion)
+
+@app.route("/proxy")
+def proxy():
+ if not may_admin("proxyadmin"):
+ return _('Forbidden'), 403
+ return render_template('proxy.html', voters=get_voters(), proxies=get_all_proxies(), may_proxyadmin=may_admin("proxyadmin"), languages=get_languages())
+
+@app.route("/proxy/add", methods=['POST'])
+def add_proxy():
+ if not may_admin("proxyadmin"):
+ return _('Forbidden'), 403
+ voter=request.form.get("voter", "")
+ proxy=request.form.get("proxy", "")
+ if voter == proxy :
+ return _('Error, voter equals proxy.'), 400
+ rv = get_db().prepare("SELECT id FROM voter WHERE email=$1")(voter);
+ if len(rv) == 0:
+ return _('Error, voter not found.'), 400
+ voterid = rv[0].get("id")
+ rv = get_db().prepare("SELECT id FROM voter WHERE email=$1")(proxy);
+ if len(rv) == 0:
+ return _('Error, proxy not found.'), 400
+ proxyid = rv[0].get("id")
+ rv = get_db().prepare("SELECT id FROM proxy WHERE voter_id=$1 AND revoked is NULL")(voterid);
+ if len(rv) != 0:
+ return _('Error, proxy allready given.'), 400
+ rv = get_db().prepare("SELECT COUNT(id) as c FROM proxy WHERE proxy_id=$1 AND revoked is NULL GROUP BY proxy_id")(proxyid);
+ if len(rv) != 0:
+ if rv[0].get("c") is None or rv[0].get("c") >= max_proxy:
+ return _("Error, Max proxy for '%s' reached.") % (proxy), 400
+ rv = get_db().prepare("INSERT INTO proxy(voter_id, proxy_id, granted_by) VALUES ($1,$2,$3)")(voterid, proxyid, g.voter)
+ return rel_redirect("/proxy")
+
+@app.route("/proxy/revoke", methods=['POST'])
+def revoke_proxy():
+ if not may_admin("proxyadmin"):
+ return _('Forbidden'), 403
+ id=request.form.get("id", "")
+ rv = get_db().prepare("UPDATE proxy SET revoked=CURRENT_TIMESTAMP, revoked_by=$1 WHERE id=$2")(g.voter, int(id))
+ return rel_redirect("/proxy")
+
+@app.route("/proxy/revokeall", methods=['POST'])
+def revoke_proxy_all():
+ if not may_admin("proxyadmin"):
+ return _('Forbidden'), 403
+ rv = get_db().prepare("UPDATE proxy SET revoked=CURRENT_TIMESTAMP, revoked_by=$1 WHERE revoked IS NULL")(g.voter)
+ return rel_redirect("/proxy")
+
+@app.route("/language/<string:language>")
+def set_language(language):
+ lang.change_language(language)
+ return rel_redirect("/")
+
+@app.cli.command("create-user")
+@click.argument("email")
+def create_user(email):
+ db = get_db()
+ with db.xact():
+ rv = db.prepare("SELECT id FROM voter WHERE lower(email)=lower($1)")(email)
+ messagetext=_("User '%s' already exists.") % (email)
+ if len(rv) == 0:
+ db.prepare("INSERT INTO voter(\"email\") VALUES($1)")(email)
+ messagetext=_("User '%s' inserted.") % (email)
+ click.echo(messagetext)
projects / motion.git / blobdiff