X-Git-Url: https://code.wpia.club/?p=motion.git;a=blobdiff_plain;f=motion.py;h=8eaa3501214926263fa271255c2fdf90633a1c38;hp=f6ddf1344004ee30bd5bbb40d096eadcd33cea90;hb=f3cf764d5e9ab3f2fa1327dc5db02de90fd91434;hpb=d7504b91c032774c7db1aeb07d116cceb4cd93f7

diff --git a/motion.py b/motion.py
index f6ddf13..8eaa350 100644
--- a/motion.py
+++ b/motion.py
@@ -2,10 +2,16 @@ from flask import g
 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 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)
@@ -16,6 +22,9 @@ def get_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):
@@ -24,14 +33,53 @@ class EscapeHtml(Extension):
 
 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')
 
-prefix=app.config.get("GROUP_PREFIX")
 
-times=app.config.get("DURATION")
+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()
 
-debuguser=app.config.get("DEBUGUSER")
+@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():
@@ -39,8 +87,9 @@ def lookup_user():
 
     env = request.environ
     user = None
-    if debuguser is not None:
-        parts =debuguser[request.host].split("/", 1)
+    my_debuguser = debuguser.per_host
+    if my_debuguser is not None:
+        parts = my_debuguser.split("/", 1)
         user = parts[0]
         roles = parts[1]
 
@@ -53,13 +102,12 @@ def lookup_user():
         user = env.get("USER")
         roles = env.get("ROLES")
 
-
     if user is None:
-        return "Server misconfigured", 500
+        return _('Server misconfigured'), 500
     roles = roles.split(" ")
 
     if user == "<invalid>":
-        return "Access denied", 403;
+        return _('Access denied'), 403;
 
     db = get_db()
     with db.xact():
@@ -68,6 +116,18 @@ def lookup_user():
             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 = {}
 
@@ -78,17 +138,46 @@ def lookup_user():
             if a[0] not in g.roles:
                 g.roles[a[0]] = []
             if val == "*":
-                g.roles[a[0]] = [group for group in prefix[request.host]]
+                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):
     db = getattr(g, '_database', None)
@@ -102,6 +191,8 @@ def init_db():
             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:
@@ -113,8 +204,8 @@ def init_db():
             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}
+                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"):
@@ -136,9 +227,19 @@ def init_db():
                 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"));
@@ -161,8 +262,8 @@ def main():
             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[request.host], prev=prev,
-                           categories=get_allowed_cats("create"))
+    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)
@@ -173,10 +274,19 @@ def rel_redirect(loc):
 def put_motion():
     cat=request.form.get("category", "")
     if cat not in get_allowed_cats("create"):
-        return "Forbidden", 403
+        return _('Forbidden'), 403
     time = int(request.form.get("days", "3"));
-    if time not in times[request.host]:
-        return "Error, invalid length", 500
+    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():
         t = db.prepare("SELECT CURRENT_TIMESTAMP")()[0][0];
@@ -184,28 +294,58 @@ def put_motion():
         sr = s(cat, request.host)
         ident=""
         if len(sr) == 0 or sr[0][0] is None:
-            ident=prefix[request.host][cat]+"."+t.strftime("%Y%m%d")+".001"
+            ident=prefix.per_host[cat]+"."+t.strftime("%Y%m%d")+".001"
         else:
-            ident=prefix[request.host][cat]+"."+t.strftime("%Y%m%d")+"."+("%03d" % (int(sr[0][0].split(".")[2])+1))
+            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)
+        p(title, content, time, g.voter, cat, ident, request.host)
     return rel_redirect("/")
 
 def motion_edited(motion):
-    return rel_redirect("/?start=" + str(motion) + "#motion-" + str(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'])
-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
+@validate_motion_access('cancel')
+def cancel_motion(motion, id):
     if request.form.get("reason", "none") == "none":
-        return "Error, form requires reason", 500
+        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)
+    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):
@@ -214,30 +354,107 @@ def show_motion(motion):
                          + "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)
-    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)
+    resultmotion = p(motion, g.voter, request.host)
+    if len(resultmotion) == 0:
+        return _('Error, Not found'), 404
 
-@app.route("/motion/<string:motion>/vote", methods=['POST'])
-def vote(motion):
+    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()
-    with db.xact():
-        rv = db.prepare("SELECT id, type FROM motion WHERE identifier=$1 AND host=$2")(motion, request.host);
+
+    # 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, 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(id, g.voter)
+            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 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")(id, g.voter, v)
-    return motion_edited(id)
+            db.prepare("INSERT INTO voter(\"email\") VALUES($1)")(email)
+            messagetext=_("User '%s' inserted.") % (email)
+    click.echo(messagetext)