2 from flask import Flask
3 from flask import render_template, redirect
4 from flask import request
5 from functools import wraps
6 from flask_babel import Babel, gettext
9 from flaskext.markdown import Markdown
10 from markdown.extensions import Extension
11 from datetime import date, time, datetime
12 from flask_language import Language, current_language
17 db = getattr(g, '_database', None)
19 db = g._database = postgresql.open(app.config.get("DATABASE"), user=app.config.get("USER"), password=app.config.get("PASSWORD"))
20 #db.row_factory = sqlite3.Row
24 app.register_blueprint(filters.blueprint)
27 gettext.install('motion')
29 class EscapeHtml(Extension):
30 def extendMarkdown(self, md, md_globals):
31 del md.preprocessors['html_block']
32 del md.inlinePatterns['html']
34 md = Markdown(app, extensions=[EscapeHtml()])
36 class default_settings(object):
39 COPYRIGHTLINK="https://wpia.club"
40 IMPRINTLINK="https://documents.wpia.club/imprint.html"
41 DATAPROTECTIONLINK="https://documents.wpia.club/data_privacy_policy_html_pages_en.html"
46 app.config.from_object('motion.default_settings')
47 app.config.from_pyfile('config.py')
51 def __init__(self, name):
55 dict = app.config.get(self.name)
58 return dict.get(request.host)
60 prefix = ConfigProxy("GROUP_PREFIX")
61 times = ConfigProxy("DURATION")
62 debuguser = ConfigProxy("DEBUGUSER")
64 max_proxy=app.config.get("MAX_PROXY")
68 return str(current_language)
70 @lang.allowed_languages
71 def get_allowed_languages():
72 return app.config['LANGUAGES'].keys()
74 @lang.default_language
75 def get_default_language():
79 return app.config['LANGUAGES']
81 # Manually add vote options to the translation strings. They are used as keys in loops.
82 TRANSLATION_STRINGS={_('yes'), _('no'), _('abstain')}
90 my_debuguser = debuguser.per_host
91 if my_debuguser is not None:
92 parts = my_debuguser.split("/", 1)
96 if "USER_ROLES" in env:
97 parts = env.get("USER_ROLES").split("/", 1)
101 if "USER" in env and "ROLES" in env:
102 user = env.get("USER")
103 roles = env.get("ROLES")
106 return _('Server misconfigured'), 500
107 roles = roles.split(" ")
109 if user == "<invalid>":
110 return _('Access denied'), 403;
114 rv = db.prepare("SELECT id FROM voter WHERE email=$1 AND host=$2")(user, request.host)
116 db.prepare("INSERT INTO voter(\"email\", \"host\") VALUES($1, $2)")(user, request.host)
117 rv = db.prepare("SELECT id FROM voter WHERE email=$1 AND host=$2")(user, request.host)
118 g.voter = rv[0].get("id");
120 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)
122 g.proxies_given = rv[0].get("email")
123 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)
126 g.proxies_received = ""
127 for x in range(0, len(rv)):
128 g.proxies_received += sep + rv[x].get("email")
138 if a[0] not in g.roles:
141 g.roles[a[0]] = [group for group in prefix.per_host]
143 g.roles[a[0]].append(val)
147 @app.context_processor
148 def init_footer_variables():
149 if int(app.config.get("COPYRIGHTSTART"))<datetime.now().year:
150 version_year = "%s - %s" % (app.config.get("COPYRIGHTSTART"), datetime.now().year)
152 version_year = datetime.now().year
155 footer = dict( version_year=version_year,
156 copyright_link=app.config.get("COPYRIGHTLINK"),
157 copyright_name=app.config.get("COPYRIGHTNAME"),
158 imprint_link=app.config.get("DATAPROTECTIONLINK"),
159 dataprotection_link=app.config.get("DATAPROTECTIONLINK")
164 def get_allowed_cats(action):
165 return g.roles.get(action, []);
167 def may(action, motion):
168 return motion in get_allowed_cats(action)
170 def may_admin(action):
171 return action in g.roles
174 rv = get_db().prepare("SELECT email FROM voter WHERE host=$1")(request.host)
177 def get_all_proxies():
178 rv = get_db().prepare("SELECT p.id as id, v1.email as voter_email, v1.id as voterid, "\
179 + "v2.email as proxy_email, v2.id as proxyid "\
180 + "FROM voter AS v1, voter AS v2, proxy AS p "\
181 + "WHERE v2.id = p.proxy_id AND v1.id = p.voter_id AND p.revoked is NULL "\
182 + "AND v1.host=$1 AND v2.host=$1 ORDER BY voter_email, proxy_email")(request.host)
185 @app.teardown_appcontext
186 def close_connection(exception):
187 db = getattr(g, '_database', None)
192 with app.app_context():
195 ver = db.prepare("SELECT version FROM schema_version")()[0][0];
196 print("Database Schema version: ", ver)
197 except postgresql.exceptions.UndefinedTableError:
203 with app.open_resource('sql/schema.sql', mode='r') as f:
208 with app.open_resource('sql/from_1.sql', mode='r') as f:
211 for group in [group for group in prefix[app.config.get("DEFAULT_HOST")]]:
212 ct[group] = {"dt": "", "c": 0}
214 p = db.prepare("UPDATE \"motion\" SET \"identifier\"=$1 WHERE \"id\"=$2")
215 for row in db.prepare("SELECT id, \"type\", \"posed\" FROM \"motion\" ORDER BY \"id\" ASC"):
216 dt=row[2].strftime("%Y%m%d")
217 if ct[row[1]]["dt"] != dt:
218 ct[row[1]]["dt"] = dt
220 ct[row[1]]["c"] = ct[row[1]]["c"] + 1
221 name=prefix[app.config.get("DEFAULT_HOST")][row[1]]+"."+dt+"."+("%03d" % ct[row[1]]["c"])
223 db.prepare("ALTER TABLE \"motion\" ALTER COLUMN \"identifier\" SET NOT NULL")()
224 db.prepare("UPDATE \"schema_version\" SET \"version\"=2")()
225 db.prepare("CREATE UNIQUE INDEX motion_ident ON motion (identifier)")()
228 with app.open_resource('sql/from_2.sql', mode='r') as f:
230 db.prepare("UPDATE \"motion\" SET \"host\"=$1")(app.config.get("DEFAULT_HOST"))
231 db.prepare("ALTER TABLE \"motion\" ALTER COLUMN \"host\" SET NOT NULL")()
232 db.prepare("UPDATE \"schema_version\" SET \"version\"=3")()
235 with app.open_resource('sql/from_3.sql', mode='r') as f:
237 db.prepare("UPDATE \"schema_version\" SET \"version\"=4")()
240 with app.open_resource('sql/from_4.sql', mode='r') as f:
242 db.prepare("UPDATE \"schema_version\" SET \"version\"=5")()
245 with app.open_resource('sql/from_5.sql', mode='r') as f:
247 rv=db.prepare("INSERT INTO voter (email, host) (SELECT vt.email, m.host FROM motion AS m, voter AS vt, vote as v "\
248 + "WHERE (m.id=v.motion_id AND v.voter_id = vt.id) OR (m.id=v.motion_id AND v.proxy_id = vt.id) "\
249 + "GROUP BY m.host, vt.email ORDER BY m.host, vt.email)")()
250 rv=db.prepare("UPDATE vote SET voter_id = "\
251 + "(SELECT v_new.id FROM motion AS m, voter AS v_new, voter as v_old "\
252 + "WHERE v_new.email = v_old.email AND v_old.id = vote.voter_id AND "\
253 + "vote.motion_id = m.id AND m.host = v_new.host AND v_old.host is NULL)")()
254 rv=db.prepare("UPDATE vote SET proxy_id = "\
255 + "(SELECT v_new.id FROM motion AS m, voter AS v_new, voter as v_old "\
256 + "WHERE v_new.email = v_old.email AND v_old.id = vote.proxy_id AND "\
257 + "vote.motion_id = m.id AND m.host = v_new.host AND v_old.host is NULL)")()
258 db.prepare("DELETE FROM voter WHERE host IS Null")()
259 db.prepare("ALTER TABLE \"voter\" ALTER COLUMN \"host\" SET NOT NULL")()
260 db.prepare("UPDATE \"schema_version\" SET \"version\"=6")()
267 start=int(request.args.get("start", "-1"));
268 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, "\
269 + "COUNT(CASE WHEN result='yes' THEN 'yes' ELSE NULL END) as yes, "\
270 + "COUNT(CASE WHEN result='no' THEN 'no' ELSE NULL END) as no, "\
271 + "COUNT(CASE WHEN result='abstain' THEN 'abstain' ELSE NULL END) as abstain "\
272 + "FROM vote GROUP BY motion_id) as votes ON votes.motion_id=motion.id "\
273 + "LEFT JOIN voter poser ON poser.id = motion.posed_by "\
274 + "LEFT JOIN voter canceler ON canceler.id = motion.canceled_by "
277 p = get_db().prepare(q + "WHERE motion.host = $1 ORDER BY motion.id DESC LIMIT 11")
280 p = get_db().prepare(q + "WHERE motion.host = $1 AND motion.id <= $2 ORDER BY motion.id DESC LIMIT 11")
281 rv = p(request.host, start)
282 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)
287 return render_template('index.html', motions=rv[:10], more=rv[10]["id"] if len(rv) == 11 else None, times=times.per_host, prev=prev,
288 categories=get_allowed_cats("create"), singlemotion=False, may_proxyadmin=may_admin("proxyadmin"), languages=get_languages())
290 def rel_redirect(loc):
292 r.autocorrect_location_header = False
295 @app.route("/motion", methods=['POST'])
297 cat=request.form.get("category", "")
298 if cat not in get_allowed_cats("create"):
299 return _('Forbidden'), 403
300 time = int(request.form.get("days", "3"));
301 if time not in times.per_host:
302 return _('Error, invalid length'), 400
303 title=request.form.get("title", "")
306 return _('Error, missing title'), 400
307 content=request.form.get("content", "")
308 content=content.strip()
310 return _('Error, missing content'), 400
314 t = db.prepare("SELECT CURRENT_TIMESTAMP")()[0][0];
315 s = db.prepare("SELECT MAX(\"identifier\") FROM \"motion\" WHERE \"type\"=$1 AND \"host\"=$2 AND DATE(\"posed\")=DATE(CURRENT_TIMESTAMP)")
316 sr = s(cat, request.host)
318 if len(sr) == 0 or sr[0][0] is None:
319 ident=prefix.per_host[cat]+"."+t.strftime("%Y%m%d")+".001"
321 ident=prefix.per_host[cat]+"."+t.strftime("%Y%m%d")+"."+("%03d" % (int(sr[0][0].split(".")[2])+1))
322 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)")
323 p(title, content, time, g.voter, cat, ident, request.host)
324 return rel_redirect("/")
326 def motion_edited(motion):
327 return rel_redirect("/motion/" + motion)
329 def validate_motion_access(privilege):
331 def decorated_function(motion):
334 rv = db.prepare("SELECT id, type, deadline < CURRENT_TIMESTAMP AS expired, canceled FROM motion WHERE identifier=$1 AND host=$2")(motion, request.host);
336 return _('Error, Not found'), 404
338 if not may(privilege, rv[0].get("type")):
339 return _('Forbidden'), 403
340 if rv[0].get("canceled") is not None:
341 return _('Error, motion was canceled'), 403
342 if rv[0].get("expired"):
343 return _('Error, out of time'), 403
345 decorated_function.__name__ = f.__name__
346 return decorated_function
349 def validate_motion_access_vote(privilege):
350 simple_decorator = validate_motion_access(privilege)
352 def decorated_function(motion, voter):
353 return simple_decorator(lambda motion, id : f(motion, voter, id))(motion)
354 decorated_function.__name__ = f.__name__
355 return decorated_function
358 @app.route("/motion/<string:motion>/cancel", methods=['POST'])
359 @validate_motion_access('cancel')
360 def cancel_motion(motion, id):
361 if request.form.get("reason", "none") == "none":
362 return _('Error, form requires reason'), 500
363 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)
364 return motion_edited(motion)
366 @app.route("/motion/<string:motion>/finish", methods=['POST'])
367 @validate_motion_access('finish')
368 def finish_motion(motion, id):
369 rv = get_db().prepare("UPDATE motion SET deadline=CURRENT_TIMESTAMP WHERE identifier=$1 AND host=$2 AND canceled is NULL")(motion, request.host)
370 return motion_edited(motion)
372 @app.route("/motion/<string:motion>")
373 def show_motion(motion):
374 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 "\
375 + "LEFT JOIN vote on vote.motion_id=motion.id AND vote.voter_id=$2 "\
376 + "LEFT JOIN voter poser ON poser.id = motion.posed_by "\
377 + "LEFT JOIN voter canceler ON canceler.id = motion.canceled_by "
378 + "WHERE motion.identifier=$1 AND motion.host=$3")
379 resultmotion = p(motion, g.voter, request.host)
380 if len(resultmotion) == 0:
381 return _('Error, Not found'), 404
383 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")
384 resultproxyname = p(resultmotion[0][0], g.voter)
386 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 "\
387 + "(SELECT vote.voter_id, vote.result, vote.proxy_id FROM vote "\
388 + "WHERE vote.motion_id=$1) AS v ON proxy.voter_id = v.voter_id "\
389 + "LEFT JOIN voter ON proxy.voter_id = voter.id "\
390 + "WHERE proxy.proxy_id=$2 AND proxy.revoked IS NULL")
391 resultproxyvote = p(resultmotion[0][0], g.voter)
394 if may("audit", resultmotion[0].get("type")) and not resultmotion[0].get("running") and not resultmotion[0].get("canceled"):
395 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"));
396 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"));
397 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")), may_finish=may("finish", resultmotion[0].get("type")), votes=votes, proxyvote=resultproxyvote, proxyname=resultproxyname, languages=get_languages())
399 @app.route("/motion/<string:motion>/vote/<string:voter>", methods=['POST'])
400 @validate_motion_access_vote('vote')
401 def vote(motion, voter, id):
402 v = request.form.get("vote", "abstain")
406 # test if voter is proxy
407 if (voterid != g.voter):
408 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);
410 return _('Error, proxy not found.'), 400
412 p = db.prepare("SELECT * FROM vote WHERE motion_id = $1 AND voter_id = $2")
415 db.prepare("INSERT INTO vote(motion_id, voter_id, result, proxy_id) VALUES($1,$2,$3,$4)")(id, voterid, v, g.voter)
417 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)
418 return motion_edited(motion)
422 if not may_admin("proxyadmin"):
423 return _('Forbidden'), 403
424 return render_template('proxy.html', voters=get_voters(), proxies=get_all_proxies(), may_proxyadmin=may_admin("proxyadmin"), languages=get_languages())
426 @app.route("/proxy/add", methods=['POST'])
428 if not may_admin("proxyadmin"):
429 return _('Forbidden'), 403
430 voter=request.form.get("voter", "")
431 proxy=request.form.get("proxy", "")
433 return _('Error, voter equals proxy.'), 400
434 rv = get_db().prepare("SELECT id FROM voter WHERE email=$1 AND host=$2")(voter, request.host);
436 return _('Error, voter not found.'), 400
437 voterid = rv[0].get("id")
438 rv = get_db().prepare("SELECT id, host FROM voter WHERE email=$1 AND host=$2")(proxy, request.host);
440 return _('Error, proxy not found.'), 400
441 proxyid = rv[0].get("id")
442 rv = get_db().prepare("SELECT id FROM proxy WHERE voter_id=$1 AND revoked is NULL")(voterid);
444 return _('Error, proxy allready given.'), 400
445 rv = get_db().prepare("SELECT COUNT(id) as c FROM proxy WHERE proxy_id=$1 AND revoked is NULL GROUP BY proxy_id")(proxyid);
447 if rv[0].get("c") is None or rv[0].get("c") >= max_proxy:
448 return _("Error, Max proxy for '%s' reached.") % (proxy), 400
449 rv = get_db().prepare("INSERT INTO proxy(voter_id, proxy_id, granted_by) VALUES ($1,$2,$3)")(voterid, proxyid, g.voter)
450 return rel_redirect("/proxy")
452 @app.route("/proxy/revoke", methods=['POST'])
454 if not may_admin("proxyadmin"):
455 return _('Forbidden'), 403
456 id=request.form.get("id", "")
457 rv = get_db().prepare("UPDATE proxy SET revoked=CURRENT_TIMESTAMP, revoked_by=$1 WHERE id=$2")(g.voter, int(id))
458 return rel_redirect("/proxy")
460 @app.route("/proxy/revokeall", methods=['POST'])
461 def revoke_proxy_all():
462 if not may_admin("proxyadmin"):
463 return _('Forbidden'), 403
464 rv = get_db().prepare("UPDATE proxy SET revoked=CURRENT_TIMESTAMP, revoked_by=$1 WHERE revoked IS NULL")(g.voter)
465 return rel_redirect("/proxy")
467 @app.route("/language/<string:language>")
468 def set_language(language):
469 lang.change_language(language)
470 return rel_redirect("/")
472 @app.cli.command("create-user")
473 @click.argument("email")
474 @click.argument("host")
475 def create_user(email, host):
478 rv = db.prepare("SELECT id FROM voter WHERE lower(email)=lower($1) AND host=$2")(email, host)
479 messagetext=_("User '%s' already exists on %s.") % (email, host)
481 db.prepare("INSERT INTO voter(\"email\", \"host\") VALUES($1, $2)")(email, host)
482 messagetext=_("User '%s' inserted to %s.") % (email, host)
483 click.echo(messagetext)