from flask import render_template, redirect
from flask import request
import postgresql
-import config
-
-times=[3,5,14]
+import filters
+from flaskext.markdown import Markdown
+from markdown.extensions import Extension
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)
+
+class EscapeHtml(Extension):
+ def extendMarkdown(self, md, md_globals):
+ del md.preprocessors['html_block']
+ del md.inlinePatterns['html']
+
+md = Markdown(app, extensions=[EscapeHtml()])
+
+# Load config
+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")
+
+@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.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
+
+def get_allowed_cats(action):
+ return g.roles.get(action, []);
+
+def may(action, motion):
+ return motion in get_allowed_cats(action)
@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:
+ 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 g in [group for group in prefix[app.config.get("DEFAULT_HOST")]]:
+ ct[g] = {"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")()
+
+
+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"))
+
+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("/")
+ if time not in times.per_host:
+ return "Error, invalid length", 500
+ db = get_db()
+ with db.xact():
+ 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:
+ ident=prefix.per_host[cat]+"."+t.strftime("%Y%m%d")+"."+("%03d" % (int(sr[0][0].split(".")[2])+1))
+ 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(request.form.get("title", ""), request.form.get("content",""), time, g.voter, cat, ident, request.host)
+ return rel_redirect("/")
+
+def motion_edited(motion):
+ return rel_redirect("/?start=" + str(motion) + "#motion-" + str(motion))
-voter=1
+@app.route("/motion/<string:motion>/cancel", methods=['POST'])
+def cancel_motion(motion):
+ rv = get_db().prepare("SELECT id, type 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("cancel", rv[0].get("type")):
+ return "Forbidden", 403
+ 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(id)
-@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/<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")
+ rv = p(motion, g.voter, request.host)
+ if len(rv) == 0:
+ return "Error, Not found", 404
+ votes = None
+ if may("audit", rv[0].get("type")) and not rv[0].get("running") and not rv[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")(rv[0].get("id"));
+ return render_template('single_motion.html', motion=rv[0], may_vote=may("vote", rv[0].get("type")), may_cancel=may("cancel", rv[0].get("type")), votes=votes)
-@app.route("/motion/<int:motion>/vote", methods=['POST'])
+@app.route("/motion/<string:motion>/vote", methods=['POST'])
def vote(motion):
v = request.form.get("vote", "abstain")
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"
+ rv = db.prepare("SELECT id, type FROM motion WHERE identifier=$1 AND host=$2")(motion, request.host);
+ if len(rv) == 0:
+ return "Error, Not found", 404
+ if not may("vote", rv[0].get("type")):
+ return "Forbidden", 403
+ p = db.prepare("SELECT deadline > CURRENT_TIMESTAMP FROM motion WHERE identifier = $1 AND host=$2")
+ id = rv[0].get("id")
+ if not p(motion, request.host)[0][0]:
+ return "Error, motion deadline has passed", 500
p = db.prepare("SELECT * FROM vote WHERE motion_id = $1 AND voter_id = $2")
- rv = p(motion, voter)
+ rv = p(id, g.voter)
if len(rv) == 0:
- db.prepare("INSERT INTO vote (motion_id, voter_id, result) VALUES($1,$2,$3)")(motion,voter,v)
+ db.prepare("INSERT INTO vote(motion_id, voter_id, result) VALUES($1,$2,$3)")(id, g.voter, v)
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))
-
-# TODO cancel running motion (with comment)
-# TODO authentication/user management
-# TODO crop time at second precision
+ db.prepare("UPDATE vote SET result=$3, entered=CURRENT_TIMESTAMP WHERE motion_id=$1 AND voter_id = $2")(id, g.voter, v)
+ return motion_edited(id)