Merge branch 'web_ui'

.idea/Zeiterfassung.iml

@@ -1,8 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module type="PYTHON_MODULE" version="4">
   <component name="NewModuleRootManager">
-    <content url="file://$MODULE_DIR$" />
+    <content url="file://$MODULE_DIR$">
-    <orderEntry type="jdk" jdkName="Python 3.11" jdkType="Python SDK" />
+      <excludeFolder url="file://$MODULE_DIR$/.venv" />
+    </content>
+    <orderEntry type="jdk" jdkName="Python 3.11 (Zeiterfassung)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
 </module>

.idea/misc.xml

@@ -3,5 +3,5 @@
   <component name="Black">
     <option name="sdkName" value="Python 3.11" />
   </component>
-  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.11" project-jdk-type="Python SDK" />
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.11 (Zeiterfassung)" project-jdk-type="Python SDK" />
 </project>

favicon.svg

@@ -0,0 +1,118 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+    xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+    xmlns="http://www.w3.org/2000/svg"
+    xmlns:xlink="http://www.w3.org/1999/xlink"
+    xmlns:ns1="http://sozi.baierouge.fr"
+    xmlns:cc="http://web.resource.org/cc/"
+    xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+    xmlns:dc="http://purl.org/dc/elements/1.1/"
+    id="svg1"
+    sodipodi:docname="timeedit.svg"
+    viewBox="0 0 60 60"
+    sodipodi:version="0.32"
+    _SVGFile__filename="oldscale/actions/todo.svg"
+    version="1.0"
+    y="0"
+    x="0"
+    inkscape:version="0.40"
+    sodipodi:docbase="/home/danny/work/flat/SVG/mono/EXTRA/kexi"
+  >
+  <sodipodi:namedview
+      id="base"
+      bordercolor="#666666"
+      inkscape:pageshadow="2"
+      inkscape:window-y="0"
+      pagecolor="#ffffff"
+      inkscape:window-height="698"
+      inkscape:zoom="5.5342875"
+      inkscape:window-x="0"
+      borderopacity="1.0"
+      inkscape:current-layer="svg1"
+      inkscape:cx="36.490405"
+      inkscape:cy="19.560172"
+      inkscape:window-width="1024"
+      inkscape:pageopacity="0.0"
+  />
+  <g
+      id="g1113"
+      transform="matrix(1.8141 0 0 1.8141 -24.352 -32.241)"
+    >
+    <path
+        id="path1894"
+        style="stroke-linejoin:round;stroke:#ffffff;stroke-linecap:round;stroke-width:5.5124;fill:none"
+        d="m43.399 34.31c0 7.418-6.02 13.438-13.438 13.438s-13.438-6.02-13.438-13.438 6.02-13.438 13.438-13.438 13.438 6.02 13.438 13.438z"
+    />
+    <path
+        id="path741"
+        style="stroke-linejoin:round;fill-rule:evenodd;stroke:#000000;stroke-linecap:round;stroke-width:2.7562;fill:#ffffff"
+        d="m43.399 34.31c0 7.418-6.02 13.438-13.438 13.438s-13.438-6.02-13.438-13.438 6.02-13.438 13.438-13.438 13.438 6.02 13.438 13.438z"
+    />
+    <path
+        id="path743"
+        sodipodi:nodetypes="cc"
+        style="stroke-linejoin:round;stroke:#000000;stroke-linecap:round;stroke-width:2.7562;fill:none"
+        d="m29.961 34.169v-8.723"
+    />
+    <path
+        id="path744"
+        style="stroke-linejoin:round;stroke:#000000;stroke-linecap:round;stroke-width:2.7562;fill:none"
+        d="m30.185 34.066l5.869 3.388"
+    />
+    <path
+        id="path742"
+        style="stroke-linejoin:round;fill-rule:evenodd;stroke:#000000;stroke-linecap:round;stroke-width:1.7226;fill:#000000"
+        d="m31.178 34.31c0 0.672-0.545 1.217-1.217 1.217s-1.217-0.545-1.217-1.217 0.545-1.218 1.217-1.218 1.217 0.546 1.217 1.218z"
+    />
+  </g
+  >
+  <metadata
+    >
+    <rdf:RDF
+      >
+      <cc:Work
+        >
+        <dc:format
+          >image/svg+xml</dc:format
+        >
+        <dc:type
+            rdf:resource="http://purl.org/dc/dcmitype/StillImage"
+        />
+        <cc:license
+            rdf:resource="http://creativecommons.org/licenses/publicdomain/"
+        />
+        <dc:publisher
+          >
+          <cc:Agent
+              rdf:about="http://openclipart.org/"
+            >
+            <dc:title
+              >Openclipart</dc:title
+            >
+          </cc:Agent
+          >
+        </dc:publisher
+        >
+      </cc:Work
+      >
+      <cc:License
+          rdf:about="http://creativecommons.org/licenses/publicdomain/"
+        >
+        <cc:permits
+            rdf:resource="http://creativecommons.org/ns#Reproduction"
+        />
+        <cc:permits
+            rdf:resource="http://creativecommons.org/ns#Distribution"
+        />
+        <cc:permits
+            rdf:resource="http://creativecommons.org/ns#DerivativeWorks"
+        />
+      </cc:License
+      >
+    </rdf:RDF
+    >
+  </metadata
+  >
+</svg
+>

lib/api.py

@@ -0,0 +1,516 @@
+import sys
+from calendar import month_name
+from logging import exception
+
+from nicegui import *
+
+from lib.definitions import *
+from lib.web_ui import  *
+from lib.users import *
+from datetime import datetime
+
+import calendar
+
+
+# Überblicksseite zum Ausdrucken oder als PDF speichern
+@ui.page('/api/month/{username}/{year}-{month}')
+def page_overview_month(username: str, year: int, month: int):
+
+    data = load_adminsettings()
+
+    try:
+        current_user = user(username)
+        days_with_errors = current_user.archiving_validity_check(year, month)
+        ui.page_title(f"Bericht für {current_user.fullname} für {calendar.month_name[month]} {year}")
+        if current_user.get_archive_status(year, month):
+            with ui.column().classes('w-full items-end gap-0'):
+                ui.label(f"Bericht erstellt am {datetime.now().strftime('%d.%m.%Y %H:%M:%S')}")
+                ui.label('Archiviert').classes('italic').classes('text-red text-bold text-xl')
+            #ui.add_head_html('<style>body {background-color: #FFF7B1; }</style>')
+        else:
+            with ui.column().classes('w-full items-end gap-0'):
+                ui.label(f"Bericht erstellt am {datetime.now().strftime('%d.%m.%Y %H:%M:%S')}")
+        ui.markdown(f'#Bericht für {current_user.fullname} für {calendar.month_name[month]} {year}')
+
+        pad_x = 4
+        pad_y = 0
+
+        color_weekend = "gray-100"
+        color_holiday = "gray-100"
+
+        def overview_table():
+            # Timestamp in ein Array schreiben
+            timestamps = current_user.get_timestamps(year, month)
+            timestamps.sort()
+
+            # Abwesenheitsdaten in ein Dict schreiben
+            user_absent = current_user.get_absence(year, month)
+
+            # Dictionary für sortierte Timestamps
+            timestamps_dict = { }
+
+            # Dictionary mit zunächst leeren Tageinträgen befüllen
+            for day in range(1, monthrange(year, month)[1] + 1):
+                # Jeder Tag bekommt eine leere Liste
+                timestamps_dict[day] = [ ]
+
+            # Timestamps den Monatstagen zuordnen
+            for stamp in timestamps:
+                day_of_month_of_timestamp = datetime.fromtimestamp(int(stamp)).day
+                timestamps_dict[day_of_month_of_timestamp].append(int(stamp))
+
+            general_saldo = 0
+
+            bg_color = ''
+            if current_user.get_archive_status(year, month):
+                bg_color = ' bg-yellow-100'
+
+            with ui.grid(columns='auto auto 1fr 1fr 1fr').classes(f'gap-0 border px-0 py-0{bg_color}'):
+                ui.markdown("**Datum**").classes(f'border px-{pad_x} py-{pad_y}')
+                ui.markdown("**Buchungen**").classes(f'border px-{pad_x} py-{pad_y}')
+                ui.markdown("**Ist**").classes(f'border px-{pad_x} py-{pad_y}')
+                ui.markdown("**Soll**").classes(f'border px-{pad_x} py-{pad_y}')
+                ui.markdown("**Saldo**").classes(f'border px-{pad_x} py-{pad_y}')
+
+                # Gehe jeden einzelnen Tag des Dictionaries für die Timestamps durch
+                for day in list(timestamps_dict):
+                    booking_text = ""
+                    color_day = 'inherit'
+                    if datetime(year, month, day).strftime('%w') in ["0", "6"]:
+                        color_day = color_weekend
+
+                    current_day_date = f"{datetime(year, month, day).strftime('%a')}, {day}.{month}.{year}"
+                    with ui.link_target(day).classes(f'border px-{pad_x} py-{pad_y} bg-{color_day}'):
+                        ui.markdown(current_day_date)
+
+                    # Abwesenheitseinträge
+                    booking_color = "inherit"
+                    booking_text_color = "inherit"
+                    try:
+                        # Abwesenheitszeiten behandeln
+                        for i in list(user_absent):
+                            if int(i) == day:
+                                booking_text += absence_entries[user_absent[i]]["name"] + "<br>"
+                                booking_color = absence_entries[user_absent[i]]["color"]
+                                booking_text_color = absence_entries[user_absent[i]]["text-color"]
+                    except:
+                        pass
+
+                    # Buchungen behandeln
+                    for i in range(0, len(timestamps_dict[day]), 2):
+                        try:
+                            temp_pair = [timestamps_dict[day][i], timestamps_dict[day][i + 1]]
+                            booking_text = booking_text + str(datetime.fromtimestamp(temp_pair[0]).strftime('%H:%M')) + " - " + str(datetime.fromtimestamp(temp_pair[1]).strftime('%H:%M')) + "<br>"
+
+                        except:
+                            if len(timestamps_dict[day]) % 2 != 0:
+                                booking_text += datetime.fromtimestamp(int(timestamps_dict[day][i])).strftime('%H:%M') + " - ***Buchung fehlt!***"
+
+                    day_notes = current_user.get_day_notes(year, month, day)
+                    just_once = True
+
+                    with ui.column().classes(f'border px-{pad_x} py-{pad_y} bg-{booking_color} text-{booking_text_color}'):
+                        booking_text_element = ui.markdown(booking_text)
+                        if len(day_notes) > 0:
+                            if len(timestamps_dict[day]) > 0 or day in list(map(int, list(user_absent))):
+                                ui.separator()
+                            for user_key, notes in day_notes.items():
+                                if user_key == "admin":
+                                    ui.markdown(f"Administrator:<br>{notes}")
+                                else:
+                                    with ui.element():
+                                        ui.markdown(f"{current_user.fullname}:<br>{notes}")
+                                if len(day_notes) > 1 and just_once:
+                                    ui.separator()
+                                    just_once = False
+                    # Ist-Zeiten berechnen
+                    timestamps_of_this_day = []
+
+                    # Suche mir alle timestamps für diesen Tag
+                    for i in timestamps:
+                        actual_timestamp = datetime.fromtimestamp(int(i))
+                        timestamp_day = actual_timestamp.strftime('%-d')
+
+                        if int(timestamp_day) == int(day):
+                            timestamps_of_this_day.append(i)
+
+                    timestamps_of_this_day.sort()
+                    time_sum = 0
+                    if len(timestamps_of_this_day) > 1:
+
+                        if len(timestamps_of_this_day) % 2 == 0:
+                            for i in range(0, len(timestamps_of_this_day), 2):
+                                time_delta = int(
+                                    timestamps_of_this_day[i + 1]) - int(
+                                    timestamps_of_this_day[i])
+                                time_sum = time_sum + time_delta
+                        else:
+                            for i in range(0, len(timestamps_of_this_day) - 1, 2):
+                                time_delta = int(
+                                    timestamps_of_this_day[i + 1]) - int(
+                                    timestamps_of_this_day[i])
+                                time_sum = time_sum + time_delta
+
+                        is_time = convert_seconds_to_hours(time_sum) + " h"
+                    else:
+                        is_time = "Kein"
+
+                    ui.markdown(is_time).classes(f'border px-{pad_x} py-{pad_y} text-center')
+                    # Sollzeit bestimmen
+
+                    hours_to_work = int(current_user.get_day_workhours(year, month, day))
+
+                    if hours_to_work < 0:
+                        target_time = ""
+                    else:
+                        target_time = f"{convert_seconds_to_hours(int(hours_to_work) * 3600)} h"
+                    if int(hours_to_work) == 0:
+                        booking_text = "Kein Arbeitstag"
+                        date_dt = datetime(year, month, day)
+                        if date_dt.strftime("%Y-%m-%d") in data["holidays"]:
+                            booking_text = f'**{data["holidays"][date_dt.strftime("%Y-%m-%d")]}**'
+                        booking_text_element.set_content(booking_text)
+
+                    ui.markdown(target_time).classes(f'border px-{pad_x} py-{pad_y} text-center')
+
+                    # Saldo für den Tag berechnen
+                    day_in_list = datetime(year, month, day)
+                    if time.time() > day_in_list.timestamp():
+
+                        time_duty = int(current_user.get_day_workhours(year, month, day)) * 3600
+                        if time_duty < 0:
+                            saldo = 0
+                            total = ""
+                            booking_text = "Kein Arbeitsverhältnis"
+                            booking_text_element.set_content(booking_text)
+                        else:
+                            saldo = int(time_sum) - int(time_duty)
+                            # Nach Abwesenheitseinträgen suchen
+                            try:
+                                for i in list(user_absent):
+                                    if int(i) == day and user_absent[i] != "UU":
+                                        saldo = 0
+                            except:
+                                pass
+
+                            general_saldo = general_saldo + saldo
+                            total = f"{convert_seconds_to_hours(saldo)} h"
+
+                    else:
+                        total = "-"
+                    if total == "-":
+                        total_class = 'text-center'
+                    else:
+                        total_class = 'text-right'
+                    ui.markdown(total).classes(total_class).classes(f'border px-{pad_x} py-{pad_y}')
+
+                # Überstundenzusammenfassung
+                ui.markdown("Überstunden aus Vormonat:").classes(f'col-span-4 text-right border px-{pad_x} py-{pad_y}')
+                last_months_overtime = current_user.get_last_months_overtime(year, month)
+                ui.markdown(f"{convert_seconds_to_hours(last_months_overtime)} h").classes(f'text-right border px-{pad_x} py-{pad_y}')
+                ui.markdown("Überstunden diesen Monat:").classes(f'col-span-4 text-right border px-{pad_x} py-{pad_y}')
+                ui.markdown(f"{convert_seconds_to_hours(general_saldo)} h").classes(f'text-right border px-{pad_x} py-{pad_y}')
+                ui.markdown("**Überstunden Gesamt:**").classes(f'col-span-4 text-right border px-{pad_x} py-{pad_y}')
+                global overtime_overall
+                overtime_overall = last_months_overtime + general_saldo
+                ui.markdown(f"**{convert_seconds_to_hours(overtime_overall)} h**").classes(f'text-right border px-{pad_x} py-{pad_y}')
+
+        overview_table()
+
+        def absence_table():
+            absences_this_month = current_user.get_absence(year, month)
+            absence_dict = { }
+
+            for abbr in list(absence_entries):
+                absence_dict[abbr] = 0
+
+            for key, value in absences_this_month.items():
+                if value in list(absence_dict):
+                    absence_dict[value] += 1
+
+            total_absence_days = 0
+            for key, value in absence_dict.items():
+                total_absence_days += absence_dict[key]
+
+            if total_absence_days > 0:
+                ui.markdown("###Abwesenheitstage diesen Monat:")
+
+                with ui.grid(columns='auto 25%').classes(f'gap-0 border px-0 py-0'):
+
+                    for key, value in absence_dict.items():
+                        if value > 0:
+                            ui.markdown(absence_entries[key]['name']).classes(f"border px-{pad_x} py-{pad_y}")
+                            ui.markdown(str(value)).classes(f'border px-{pad_x} py-{pad_y} text-center')
+
+        absence_table()
+
+        def archive():
+            current_year = datetime.now().year
+            current_month = datetime.now().month
+            archivable = False
+
+            if current_year > year:
+                if current_user.get_archive_status(year, month) == False:
+                    archivable = True
+            if current_year == year:
+                if current_month > month:
+                    if current_user.get_archive_status(year, month) == False:
+                        archivable = True
+
+            def archive_dialog():
+                def do_archiving():
+                    global overtime_overall
+                    current_user.archive_hours(year, month, overtime_overall)
+                    dialog.close()
+                    ui.navigate.to(f'/api/month/{username}/{year}-{month}')
+
+                with ui.dialog() as dialog, ui.card():
+                    with ui.grid(columns='1fr 1fr'):
+                        ui.markdown("Hiermit bestätigen Sie, dass die Zeitbuchungen im Montagsjournal korrekt sind.<br>Sollte dies nicht der Fall sein, wenden Sie sich für eine Korrektur an den Administrator.").classes('col-span-2')
+                        ui.button("Archivieren", on_click=do_archiving)
+                        ui.button("Abbrechen", on_click=dialog.close)
+
+                dialog.open()
+
+            if archivable == True:
+                if len(days_with_errors) > 0:
+                    ui.label("Es gibt Inkonsistenzen in den Buchungen. Folgende Tage müssen überprüft werden:")
+                    with ui.grid(columns=len(days_with_errors)):
+                        for i in days_with_errors:
+                            ui.link(f"{i}.", f'#{i}')
+
+                archive_button = ui.button("Archivieren", on_click=archive_dialog)
+                if len(days_with_errors) > 0:
+                    archive_button.disable()
+
+        archive()
+
+    except Exception as e:
+        print(str(type(e).__name__) + " " + str(e))
+        if type(e) == UnboundLocalError:
+            ui.markdown('#Fehler')
+            ui.markdown('Benutzer existiert nicht')
+        else:
+            ui.markdown('#Fehler')
+            ui.markdown(str(type(e)))
+            ui.markdown(str(e))
+
+@ui.page('/api/vacation/{username}/{year}')
+def page_overview_vacation(username: str, year: int):
+
+    if login_is_valid(username):
+
+        try:
+            current_user = user(username)
+
+            month = datetime.now().month
+            day = datetime.now().day
+
+            ui.page_title(f"Urlaubsanspruch für {current_user.fullname} für {year}")
+            ui.label(datetime.now().strftime('%d.%m.%Y')).classes('absolute top-5 right-5')
+            ui.space()
+            ui.markdown(f'#Urlaubsanspruch für {current_user.fullname} für {year}')
+
+            pad_x = 4
+            pad_y = 0
+
+            vacationclaim = int(current_user.get_vacation_claim(year, month, day))
+            if vacationclaim == -1:
+                ui.markdown(f"###Kein Urlaubsanspruch für {year}")
+            else:
+
+                with ui.grid(columns='auto auto').classes(f'gap-0 border px-0 py-0'):
+                    ui.markdown(f"Urlaubsanspruch für {year}:").classes(f'border px-{pad_x} py-{pad_y}')
+                    ui.markdown(f"{vacationclaim} Tage").classes(f'text-right border px-{pad_x} py-{pad_y}')
+                    ui.markdown("Registrierte Urlaubstage").classes(f'border px-{pad_x} py-{pad_y} col-span-2')
+                    vacation_counter = 0
+                    try:
+                        for i in range(1, 13):
+                            absence_entries = current_user.get_absence(year, i)
+                            for day, absence_type in absence_entries.items():
+                                # print(day + "." + str(i) + " " + absence_type)
+                                if absence_type == "U":
+                                    day_in_list = datetime(int(year), int(i), int(day)).strftime("%d.%m.%Y")
+                                    ui.markdown(day_in_list).classes(f'border px-{pad_x} py-{pad_y}')
+                                    ui.markdown("-1 Tag").classes(f'border px-{pad_x} py-{pad_y} text-center')
+                                    vacation_counter += 1
+                    except Exception as e:
+                        print(str(type(e).__name__) + " " + str(e))
+                    ui.markdown("**Resturlaub:**").classes(f'border px-{pad_x} py-{pad_y}')
+                    ui.markdown(f'**{str(vacationclaim - vacation_counter)} Tage**').classes(f'border px-{pad_x} py-{pad_y} text-center')
+
+
+        except Exception as e:
+            print(str(type(e).__name__) + " " + str(e))
+            if type(e) == UnboundLocalError:
+                ui.markdown('#Fehler')
+                ui.markdown('Benutzer existiert nicht')
+            else:
+                ui.markdown('#Fehler')
+                ui.markdown(str(type(e)))
+                ui.markdown(str(e))
+    else:
+        login = login_mask(target=f'/api/vacation/{username}/{year}')
+
+@ui.page('/api/absence/{username}/{year}')
+def page_overview_absence(username: str, year: int):
+
+    if login_is_valid(username):
+        current_user = user(username)
+        ui.page_title(f"Abwesenheitsübersicht für {current_user.fullname} für {year}")
+        ui.label(datetime.now().strftime('%d.%m.%Y')).classes('absolute top-5 right-5')
+        ui.space()
+        pageheader(f"Abwesenheitsübersicht für {current_user.fullname} für {year}")
+
+        pad_x = 2
+        pad_y = 0
+
+        def absence_calender():
+
+            column_constructor = 'auto '
+            for j in range(1, 31):
+                column_constructor += "1fr "
+            column_constructor += 'auto'
+
+            with ui.grid(columns=column_constructor).classes(f'gap-0 border px-0 py-0') as calendar_grid:
+                # Erste Zeile
+                ui.space()
+                for i in range(1, 32):
+                    ui.markdown(str(i)).classes(f'border px-{pad_x} py-{pad_y} text-center')
+                # Monate durchgehen
+                for month in range(1, 13):
+                    for column in range(0, 32):
+                        if column == 0:
+                            ui.markdown(month_name[month]).classes(f'border px-{pad_x} py-{pad_y} text.center')
+                        else:
+                            absences = current_user.get_absence(year, month)
+                            if str(column) in list(absences):
+                                bg_color = absence_entries[absences[str(column)]]['color']
+                                text_color = absence_entries[absences[str(column)]]['text-color']
+                                tooltip_text = absence_entries[absences[str(column)]]['name']
+                                with ui.element():
+                                    ui.markdown(absences[str(column)]).classes(f'border px-{pad_x} py-{pad_y} bg-{bg_color} text-{text_color} align-middle text-center')
+                                    ui.tooltip(tooltip_text)
+                            else:
+                                tooltip_text = ""
+                                if column > monthrange(year, month)[1]:
+                                    bg_color = 'gray-500'
+                                    tooltip_text="Tag exisitiert nicht"
+                                elif int(current_user.get_day_workhours(year, month, column)) == 0:
+                                    bg_color = 'gray-300'
+                                    tooltip_text = "Kein Arbeitstag"
+                                elif int(current_user.get_day_workhours(year, month, column)) == -1:
+                                    bg_color = 'gray-400'
+                                    tooltip_text = "Kein Arbeitsverhältnis"
+                                else:
+                                    bg_color = 'inherit'
+                                with ui.label("").classes(f'border px-{pad_x} py-{pad_y} bg-{bg_color}'):
+                                    if tooltip_text != "":
+                                        ui.tooltip(tooltip_text)
+
+        absence_calender()
+
+        def absence_table():
+
+            with ui.grid(columns='auto auto').classes(f'gap-0 px-0 py-0'):
+                ui.markdown('**Summen**').classes('col-span-2 px-2')
+                for type in list(absence_entries):
+                    number_of_days = 0
+                    ui.markdown(absence_entries[type]["name"]).classes(f'border px-{pad_x} py-{pad_y}')
+                    for month in range(1, 13):
+                        absences_of_month = current_user.get_absence(year, month)
+                        for i in list(absences_of_month):
+                            if absences_of_month[i] == type:
+                                number_of_days += 1
+                    ui.markdown(str(number_of_days)).classes(f'border px-{pad_x} py-{pad_y} text-center')
+        absence_table()
+
+    else:
+        login = login_mask(target=f'/api/absence/{username}/{year}')
+
+@app.get('/api/stamp/{api_key}')
+def json_stamp(api_key: str):
+    userlist = list_users()
+    user_dict = {}
+    # Dictionary mit Usernamen befüllen
+    for i in userlist:
+        user_dict[i] = ""
+    for entry in list(user_dict):
+        try:
+            temp_user = user(entry)
+            user_dict[entry] = temp_user.api_key
+        except:
+            pass
+
+    returndata = {}
+    for user_key, api_value in user_dict.items():
+        if api_key == api_value:
+            current_user = user(user_key)
+            current_user.timestamp()
+
+
+            returndata["username"] = current_user.username
+            if current_user.stamp_status() == status_in:
+                returndata["stampstatus"] = True
+            else:
+                returndata["stampstatus"] = False
+            break
+        else:
+            returndata["username"] = None
+
+    return returndata
+
+@app.get("/api/json/{api_key}")
+def json_info(api_key: str):
+    userlist = list_users()
+    user_dict = {}
+    # Dictionary mit Usernamen befüllen
+    for i in userlist:
+        user_dict[i] = ""
+    for entry in list(user_dict):
+        try:
+            temp_user = user(entry)
+            user_dict[entry] = temp_user.api_key
+        except:
+            pass
+
+    found_key = False
+
+    for user_key, api_value in user_dict.items():
+        if api_key == api_value:
+            current_user = user(user_key)
+            now_dt = datetime.now()
+            year = now_dt.year
+            month = now_dt.month
+            day = now_dt.day
+
+            data = { }
+            data["user"] = current_user.username
+            if current_user.stamp_status() == status_in:
+                data["status"] = 1
+            else:
+                data["status"] = 0
+            absences = current_user.get_absence(now_dt.year, now_dt.month)
+            data["absence"] = 0
+            if str(now_dt.day) in list(absences):
+                data["absence"] = absences[str(now_dt.day)]
+            data["time"] = { }
+            data["time"]["today"] = current_user.get_worked_time(now_dt.year, now_dt.month, now_dt.day)[0]
+
+            # Arbeitszeit berechnen
+            months_time_sum = 0
+            for checkday in range(1, day + 1):
+                months_time_sum += (int(current_user.get_worked_time(year, month, checkday)[0]) - int(current_user.get_day_workhours(year, month, checkday))*3600)
+
+            time_saldo = months_time_sum + current_user.get_last_months_overtime(year, month)
+
+            data["time"]["overall"] = time_saldo
+            data["vacation"] = { }
+            data["vacation"]["claim"] = current_user.get_vacation_claim(now_dt.year, now_dt.month, now_dt.day)
+            data["vacation"]["used"] = current_user.count_vacation_days(now_dt.year)
+            data["vacation"]["remaining"] = data["vacation"]["claim"] - data["vacation"]["used"]
+            return data
+            break
+
+    if not found_key:
+        return { "data": "none"}

lib/definitions.py

@@ -0,0 +1,72 @@
+# Zeiterfassung
+# Quasi-Konstanten
+
+import os
+from pathlib import Path
+
+app_title = "Zeiterfassung"
+app_version = ("0.0.0")
+
+# Standardpfade
+scriptpath = str(Path(os.path.dirname(os.path.abspath(__file__))).parent.absolute())
+userfolder = "users"
+
+# Dateinamen
+
+usersettingsfilename = "settings.json"
+photofilename = "photo.jpg"
+
+# Status
+
+status_in = "eingestempelt"
+status_out = "ausgestempelt"
+
+# Standardadmin Settings:
+
+standard_adminsettings = { "admin_user": "admin",
+                           "admin_password": "8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918",
+                           "port": "8090",
+                           "secret": "ftgzuhjikg,mt5jn46uzer8sfi9okrmtzjhndfierko5zltjhdgise",
+                           "times_on_touchscreen": True,
+                           "photos_on_touchscreen": True,
+                           "touchscreen": True,
+                           "picure_height": 200,
+                           "button_height": 300,
+                           "user_notes": True,
+                           "holidays": { }
+                           }
+
+# Standard User Settings:
+
+standard_usersettings = {
+    "username": "default",
+    "fullname": "Standardbenutzer",
+    "password": "37a8eec1ce19687d132fe29051dca629d164e2c4958ba141d5f4133a33f0688f",
+    "api_key": "1234567890",
+    "workhours": { }
+}
+
+# Abesenheiten
+
+absence_entries = {"U": { "name": "Urlaub",
+                          "color": "green",
+                          "text-color": "black"},
+                   "K": { "name": "Krankheit",
+                          "color": "red",
+                          "text-color": "white"},
+                   "KK": { "name": "Krankheit Kind",
+                           "color": "orange",
+                           "text-color": "black"},
+                   "UU": { "name": "Urlaub aus Überstunden",
+                           "color": "green",
+                           "text-color": "black"},
+                   "F": { "name": "Fortbildung",
+                          "color": "black",
+                          "text-color": "white"},
+                   "EZ": { "name": "Elternzeit",
+                          "color": "purple",
+                           "text-color": "white"},
+                   "SO": { "name": "Sonstiges",
+                           "color": "pink",
+                           "text-color": "white"}
+                   }

lib/homepage.py

@@ -0,0 +1,239 @@
+# Zeiterfassung
+import datetime
+
+from nicegui import ui, app, Client
+from nicegui.page import page
+
+
+from lib.users import *
+from lib.definitions import *
+from calendar import monthrange, month_name
+
+import hashlib
+import calendar
+import locale
+
+from lib.web_ui import *
+
+@ui.page('/')
+def homepage():
+    ui.page_title(f'{app_title} {app_version}')
+    if login_is_valid():
+
+        try:
+            current_user = user(app.storage.user["active_user"])
+        except:
+            del(app.storage.user["active_user"])
+            ui.navigate.reload()
+        pageheader(f"Willkommen, {current_user.fullname}")
+
+        today = datetime.datetime.now()
+        def yesterdays_overtime():
+            last_months_overtime = current_user.get_last_months_overtime(today.year, today.month)
+            overtime_this_month = 0
+            for i in range(1, today.day):
+                overtime_this_month += (int(current_user.get_worked_time(today.year, today.month, i)[0]) - int(current_user.get_day_workhours(today.year, today.month, i)))
+            return last_months_overtime + overtime_this_month
+
+        @ui.refreshable
+        def stamp_interface():
+
+            time_so_far = current_user.get_worked_time(today.year, today.month, today.day)[0]
+
+            def stamp_and_refresh():
+                current_user.timestamp()
+                stamp_interface.refresh()
+
+            with ui.grid(columns='20% auto 20%').classes('w-full justify-center'):
+                ui.space()
+
+                def update_timer():
+                    additional_time = 0
+                    if time_toggle.value == "total":
+                        additional_time = yesterdays_overtime()
+                    if current_user.get_worked_time(today.year, today.month, today.day)[1] > 0:
+                        time_in_total = additional_time + time_so_far + int((datetime.datetime.now().timestamp() - current_user.get_worked_time(today.year, today.month, today.day)[1]))
+                    else:
+                        time_in_total = additional_time + time_so_far
+                    working_hours.set_content(convert_seconds_to_hours(time_in_total))
+                with ui.grid(columns='1fr 1fr'):
+                    if current_user.stamp_status() == status_in:
+                        bg_color = 'green'
+                    else:
+                        bg_color = 'red'
+                    working_hours = ui.markdown(convert_seconds_to_hours(time_so_far)).classes(f'col-span-2 rounded-3xl text-center text-white text-bold text-2xl border-4 border-gray-600 bg-{bg_color}')
+                    in_button = ui.button("Einstempeln", on_click=stamp_and_refresh).classes('bg-green')
+                    out_button = ui.button("Ausstempeln", on_click=stamp_and_refresh).classes('bg-red')
+                    time_toggle = ui.toggle({"day": "Tagesarbeitszeit", "total": "Gesamtzeit"}, value="day",
+                                            on_change=update_timer).classes('w-full justify-center col-span-2').tooltip("Hier lässt sich die Anzeige oben zwischen heute geleisteter Arbeitszeit und summierter Arbeitszeit umschalten.")
+
+            working_timer = ui.timer(1.0, update_timer)
+            working_timer.active = False
+
+            if current_user.stamp_status() == status_in:
+                in_button.set_enabled(False)
+                out_button.set_enabled(True)
+                working_timer.active = True
+
+            else:
+                in_button.set_enabled(True)
+                out_button.set_enabled(False)
+                working_timer.active = False
+
+        stamp_interface()
+
+        available_years = current_user.get_years()
+
+
+        available_months = [ ]
+        binder_month_button = ValueBinder()
+        binder_month_button.value = False
+
+        binder_available_years = ValueBinder()
+
+        binder_vacation = ValueBinder()
+        binder_vacation.value = False
+
+        binder_absence = ValueBinder()
+        binder_absence.value = False
+
+        def enable_month():
+            binder_month_button.value = True
+
+        def update_month():
+            month_dict = { }
+            for i in current_user.get_months(month_year_select.value):
+                month_dict[i] = month_name[i]
+
+            month_month_select.set_options(month_dict)
+            month_month_select.enable()
+
+        if load_adminsettings()["user_notes"]:
+            with ui.grid(columns='1fr auto 1fr').classes('w-full justify-center'):
+                ui.space()
+
+                with ui.expansion("Tagesnotizen", icon='o_description'):
+                    with ui.grid(columns=2):
+
+                        last_selection = 0
+                        @ui.refreshable
+                        def day_note_ui():
+
+                            day_notes = { }
+                            options = { }
+                            options[0] = "Heute"
+                            for i in range(1, monthrange(today.year, today.month)[1] + 1):
+                                notes_of_i = current_user.get_day_notes(today.year, today.month, i)
+                                if len(notes_of_i) > 0:
+                                    try:
+                                        day_notes[i] = notes_of_i["user"]
+                                        options[i] = f"{i}.{today.month}.{today.year}"
+                                    except KeyError:
+                                        pass
+
+                            select_value = last_selection
+                            try:
+                                day_notes[today.day]
+                                del(options[0])
+                                select_value = today.day
+                            except KeyError:
+                                select_value = 0
+                            day_selector = ui.select(options=options, value=select_value).classes('col-span-2')
+                            #except ValueError:
+                            #    day_selector = ui.select(options=options, value=0).classes('col-span-2')
+                            daynote = ui.textarea().classes('col-span-2')
+
+                            try:
+                                if last_selection == 0:
+                                    daynote.value = current_user.get_day_notes(today.year, today.month, today.day)["user"]
+                                else:
+                                    daynote.value = day_notes[day_selector.value]
+                            except:
+                                daynote.value = ""
+
+                            def call_note():
+                                if day_selector.value == 0:
+                                    daynote.value = current_user.get_day_notes(today.year, today.month, today.day)["user"]
+                                else:
+                                    daynote.value = day_notes[day_selector.value]
+                            day_selector.on_value_change(call_note)
+
+                            def save_note():
+                                note_dict = { }
+                                note_dict["user"] = daynote.value
+                                nonlocal last_selection
+                                last_selection = day_selector.value
+                                print(f"Last selection from save: {last_selection}")
+                                if day_selector.value == 0:
+                                    day_to_write = today.day
+                                else:
+                                    day_to_write = day_selector.value
+                                current_user.write_notes(today.year, today.month, day_to_write, note_dict)
+                                day_note_ui.refresh()
+
+                            save_button = ui.button("Speichern", on_click=save_note)
+
+                            def del_text():
+                                daynote.value = ""
+                            delete_button = ui.button("Löschen", on_click=del_text)
+
+
+                            notes = current_user.get_day_notes(today.year, today.month, today.day)
+                            try:
+                                daynote.value = notes[current_user.username]
+                            except:
+                                pass
+                        day_note_ui()
+
+        ui.separator()
+
+        with ui.grid(columns='1fr auto 1fr').classes('w-full justify-center'):
+            ui.space()
+
+            def activate_vacation():
+                binder_vacation.value = True
+
+            def activate_absence():
+                binder_absence.value = True
+
+            with ui.grid(columns='1fr 1fr'):
+
+                ui.markdown("**Monatsübersicht:**").classes('col-span-2')
+
+                month_year_select = ui.select(list(reversed(available_years)), label="Jahr", on_change=update_month).bind_value_to(binder_available_years, 'value')
+                month_month_select = ui.select(available_months, label="Monat", on_change=enable_month)
+                month_month_select.disable()
+
+                ui.space()
+                month_button = ui.button("Anzeigen", on_click=lambda: ui.navigate.to(f"/api/month/{current_user.username}/{month_year_select.value}-{month_month_select.value}", new_tab=True)).bind_enabled_from(binder_month_button, 'value')
+                ui.markdown("**Urlaubsanspruch**").classes('col-span-2')
+                vacation_select = ui.select(list(reversed(available_years)), on_change=activate_vacation)
+                vacation_button = ui.button("Anzeigen", on_click=lambda: ui.navigate.to(f"/api/vacation/{current_user.username}/{vacation_select.value}", new_tab=True)).bind_enabled_from(binder_vacation, 'value')
+                ui.markdown("**Fehlzeitenübersicht**").classes('col-span-2')
+                absences_select = ui.select(list(reversed(available_years)), on_change=activate_absence)
+                absences_button = ui.button("Anzeigen", on_click=lambda: ui.navigate.to(f"api/absence/{current_user.username}/{absences_select.value}", new_tab=True)).bind_enabled_from(binder_absence, 'value')
+                ui.separator().classes('col-span-2')
+
+                def logout():
+                    app.storage.user.pop("active_user", None)
+                    ui.navigate.to("/")
+
+                ui.button("Logout", on_click=logout).classes('col-span-2')
+            ui.space()
+
+    else:
+        login_mask()
+
+# 404 Fehlerseite
+@app.exception_handler(404)
+async def exception_handler_404(request, exception: Exception):
+    with Client(page(''), request=request) as client:
+        pageheader("Fehler 404")
+        ui.label("Diese Seite existiert nicht.")
+        ui.label("Was möchten Sie tun?")
+        with ui.list().props('dense'):
+            with ui.item():
+                ui.link("zur Startseite", "/")
+            with ui.item():
+                ui.link("zum Administratrionsbereich", "/admin")
+    return client.build_response(request, 404)

lib/login.py

@@ -0,0 +1,41 @@
+from datetime import datetime
+
+from nicegui import ui, app
+from lib.web_ui import *
+
+from lib.users import *
+from lib.definitions import *
+from calendar import monthrange
+
+import hashlib
+import calendar
+import locale
+
+@ui.page('/login')
+def page_login():
+
+    # Settingsdatei einlesen
+    data = load_adminsettings()
+
+    def login():
+        nonlocal data
+
+        if username.value == data["admin_user"]:
+            print(f"Input Hash: {hash_password(password.value)} gespeichert: {data['admin_password']}")
+            if hash_password(password.value) == data["admin_password"]:
+                app.storage.user['authenticated'] = True
+                ui.navigate.to("/admin")
+            else:
+                ui.notify("Login fehlgeschlagen")
+
+    #ui.markdown(f"## {app_title} {app_version}")
+    #ui.markdown("Bitte einloggen")
+
+    pageheader("Bitte einloggen:")
+
+    with ui.grid(columns=2):
+        ui.markdown("Benutzer:")
+        username = ui.input('Benutzername')
+        ui.markdown("Passwort:")
+        password = ui.input('Passwort', password=True)
+        ui.button(text="Login", on_click=lambda: login())

lib/settings.json

@@ -0,0 +1,13 @@
+{
+    "admin_user": "admin",
+    "admin_password": "8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918",
+    "port": "8090",
+    "secret": "ftgzuhjikg,mt5jn46uzer8sfi9okrmtzjhndfierko5zltjhdgise",
+    "times_on_touchscreen": true,
+    "photos_on_touchscreen": true,
+    "touchscreen": true,
+    "picure_height": 200,
+    "button_height": 300,
+    "user_notes": true,
+    "holidays": {}
+}

lib/touchscreen.py

@@ -0,0 +1,85 @@
+from datetime import datetime
+
+from nicegui import ui, app
+
+from lib.users import *
+from lib.definitions import *
+from lib.web_ui import *
+from calendar import monthrange
+
+import hashlib
+import calendar
+import locale
+
+@ui.page('/touchscreen')
+def page_touchscreen():
+
+    if load_adminsettings()["touchscreen"]:
+
+        def button_click(name):
+            #nonlocal buttons
+            current_user = user(name)
+            current_user.timestamp()
+            #if current_user.stamp_status() == status_in:
+            #    buttons[name].props('color=green')
+            #    ui.notify(status_in)
+            #else:
+            #    buttons[name].props('color=red')
+            #    ui.notify(status_out)
+            user_buttons.refresh()
+
+        pageheader("Stempeluhr")
+        ui.page_title("Stempeluhr")
+
+        admin_settings = load_adminsettings()
+        userlist = list_users()
+        number_of_users = len(userlist)
+        buttons = { }
+
+        @ui.refreshable
+        def user_buttons():
+            if number_of_users > 5:
+                number_of_columns = 5
+            else:
+                number_of_columns = number_of_users
+
+            with ui.grid(columns=number_of_columns).classes('w-full center'):
+                for name in userlist:
+                    current_user = user(name)
+                    current_button = ui.button(on_click=lambda name=name: button_click(name)).classes(f'w-md h-full min-h-[{admin_settings["button_height"]}px]')
+                    with current_button:
+                        if admin_settings["photos_on_touchscreen"]:
+                            try:
+                                with open(current_user.photofile, 'r') as file:
+                                    pass
+                                file.close()
+                                ui.image(current_user.photofile).classes(f'max-h-[{admin_settings["picture_height"]}px]').props('fit=scale-down')
+                            except:
+                                pass
+                        column_classes = "w-full items-center"
+                        if admin_settings["times_on_touchscreen"] or admin_settings["photos_on_touchscreen"]:
+                            column_classes += " self-end"
+                        with ui.column().classes(column_classes):
+                            if admin_settings["times_on_touchscreen"]:
+                                todays_timestamps = current_user.get_day_timestamps()
+                                # Wenn wir Einträge haben
+                                if len(todays_timestamps) > 0 and admin_settings["times_on_touchscreen"]:
+                                    table_string = ""
+                                    for i in range(0, len(todays_timestamps), 2):
+                                        try:
+                                            table_string += f"{datetime.datetime.fromtimestamp(todays_timestamps[i]).strftime('%H:%M')} - {datetime.datetime.fromtimestamp(todays_timestamps[i+1]).strftime('%H:%M')}"
+                                        except IndexError:
+                                            table_string += f"{datetime.datetime.fromtimestamp(todays_timestamps[i]).strftime('%H:%M')} -"
+                                        if i < len(todays_timestamps) - 2:
+                                            table_string += ", "
+                                    ui.markdown(table_string)
+                            ui.label(current_user.fullname).classes('text-center')
+                        if current_user.stamp_status() == status_in:
+                            current_button.props('color=green')
+                        else:
+                            current_button.props('color=red')
+                        buttons[name] = current_button
+        user_buttons()
+
+    else:
+        pageheader("Interface deaktiviert")

lib/users.py

@@ -0,0 +1,506 @@
+# Zeiterfassung
+import hashlib
+# User bezogene Funktionen
+
+import os
+from calendar import monthrange
+from stat import S_IREAD, S_IWUSR
+import datetime
+import time
+import json
+import shutil
+import re
+
+from lib.definitions import userfolder, scriptpath, usersettingsfilename, photofilename, status_in, status_out, standard_adminsettings, standard_usersettings
+
+# Benutzerklasse
+
+class user:
+    def __init__(self, name):
+        self.userfolder =  os.path.join(scriptpath, userfolder, name)
+        self.settingsfile = os.path.join(self.userfolder, usersettingsfilename)
+        self.photofile = os.path.join(self.userfolder, photofilename)
+
+        # Stammdaten einlesen
+        try:
+            with open(self.settingsfile) as json_file:
+                data = json.load(json_file)
+
+        except:
+            print("Fehler beim Erstellen des Datenarrays.")
+            #Hier muss noch Fehlerbehandlungcode hin
+
+        self.password = data["password"]
+        self.workhours = data["workhours"]
+        self.username = data["username"]
+        self.fullname = data["fullname"]
+        self.api_key = data["api_key"]
+
+    def get_stamp_file(self, time_stamp=None):
+        if time_stamp == None:
+            year = str(datetime.datetime.now().year)
+            month = str(datetime.datetime.now().month)
+        else:
+            year = str(datetime.datetime.fromtimestamp(time_stamp).year)
+            month = str(datetime.datetime.fromtimestamp(time_stamp).month)
+        completepath = os.path.join(self.userfolder, f"{year}-{month}")
+        return completepath
+
+    def timestamp(self, stamptime=-1):
+
+        if stamptime == -1:
+            stamptime = time.time()
+        timestamp = int(stamptime)
+
+        filename = f"{self.get_stamp_file(time_stamp=stamptime)}.txt"
+
+        try:
+            # Öffne die Datei im Anhang-Modus ('a')
+            with open(filename, 'a') as file:
+                # Schreibe den Timestamp in die Datei und füge einen Zeilenumbruch hinzu
+                file.write(f"{timestamp}\n")
+            file.close()
+        except FileNotFoundError:
+            # Fehlende Verzeichnisse anlegen
+            folder_path = os.path.dirname(filename)
+            os.makedirs(folder_path, exist_ok=True)
+            self.timestamp()
+
+        # Nach zugehörigem JSON-File suchen und bei Bedarf anlegen
+        json_filename = f"{self.get_stamp_file()}.json"
+        try:
+            with open(json_filename, 'r') as json_file:
+                pass
+        except:
+            dict = { }
+            dict["archived"] = 0
+            dict["total_hours"] = 0
+
+            json_dict = json.dumps(dict, indent=4)
+            with open(json_filename, 'w') as json_file:
+                json_file.write(json_dict)
+
+    def stamp_status(self):
+        try:
+            # Öffne die Datei im Lese-Modus ('r')
+            with open(f"{self.get_stamp_file()}.txt", 'r') as file:
+                # Zähle die Zeilen
+                lines = file.readlines()
+        except FileNotFoundError:
+            print(f"Die Datei {self.get_stamp_file()}.txt wurde nicht gefunden.")
+            print("Lege die Datei an.")
+            with open(f'{self.get_stamp_file()}.txt', 'w') as file:
+                file.write("")
+            with open(f"{self.get_stamp_file()}.txt", 'r') as file:
+                # Zähle die Zeilen
+                lines = file.readlines()
+        if len(lines)== 0:
+            pass
+        elif len(lines) % 2 == 0:
+            return status_out
+        else:
+            return status_in
+
+    def last_2_timestmaps(self):
+
+        with open(f"{self.get_stamp_file()}.txt", 'r') as file:
+            lines = file.readlines()
+        file.close()
+
+        if len(lines) > 2:
+            second_last_line = int(lines[-2])
+            last_line = int(lines[-1])
+            last_2_timestamps = [second_last_line, last_line]
+            return last_2_timestamps
+
+        elif len(lines) == 1:
+            return int(lines[0])
+        else:
+            return -1
+
+    def write_settings(self):
+        dict = { }
+        dict["username"] = self.username
+        dict["fullname"] = self.fullname
+        dict["password"] = self.password
+        dict["workhours"] = self.workhours
+        dict["api_key"] = self.api_key
+
+        json_dict = json.dumps(dict, indent=4)
+
+        with open(self.settingsfile, "w") as outputfile:
+            outputfile.write(json_dict)
+
+        pathcheck = self.userfolder
+        pathcheck = pathcheck.removeprefix(os.path.join(scriptpath, userfolder))
+
+        if pathcheck != self.username:
+            os.rename(self.userfolder, os.path.join(scriptpath, userfolder, self.username))
+
+    def del_user(self):
+        shutil.rmtree(self.userfolder)
+
+    def get_starting_day(self):
+        starting_date = list(self.workhours)
+        starting_date.sort()
+        year = str(starting_date[0])[:4]
+        month = str(starting_date[0])[5:7]
+        day = str(starting_date[0])[8:10]
+
+        return [year, month, day]
+
+    def get_years(self):
+        years = [ ]
+
+        # Aktuelles Jahr bestimmen
+        year_now = int(datetime.datetime.fromtimestamp(time.time()).strftime('%Y'))
+
+        for i in range(int(self.get_starting_day()[0]), year_now + 1):
+            years.append(str(i))
+
+        for file in os.listdir(self.userfolder):
+            if re.match(r"\d{4}-\d{1,2}\.json", file):
+                year = file.split("-")[0]
+                if year not in years:
+                    years.append(year)
+
+        years.sort()
+        return years
+
+    def get_months(self, year):
+        available_months = [ ]
+
+        # Anfangsdatum bestimmen
+        start_year = int(self.get_starting_day()[0])
+        start_month = int(self.get_starting_day()[1])
+        year_now = int(datetime.datetime.now().year)
+        month_now = int(datetime.datetime.now().month)
+
+        if start_year == int(year):
+
+            if start_year == year_now:
+                for i in range(start_month, month_now + 1):
+                    available_months.append(i)
+            elif start_year < year_now:
+                for i in range(start_month, 13):
+                    available_months.append(i)
+        else:
+            if int(year) == year_now:
+                for i in range(1, month_now + 1):
+                    available_months.append(i)
+            elif int(year) < year_now:
+                for i in range(1, 13):
+                    available_months.append(i)
+
+        for file in os.listdir(self.userfolder):
+
+            if re.match(r"\d{4}-\d{1,2}\.json", file):
+                if file.split("-")[0] == str(year):
+                    month = int(file.split("-")[1].split(".")[0])
+                    if month not in available_months:
+                        available_months.append(month)
+        available_months.sort()
+        return available_months
+
+    def get_timestamps(self, year, month):
+        try:
+            with open(os.path.join(self.userfolder, f"{year}-{month}.txt"), "r") as file:
+                timestamps = file.readlines()
+            timestamps.sort()
+            return timestamps
+        except:
+            timestamps = [ ]
+            return timestamps
+
+    def write_edited_timestamps(self, timestamps, year, month):
+        with open(f"{self.userfolder}/{year}-{month}.txt", "w") as file:
+            file.write(''.join(timestamps))
+
+    def get_archive_status(self, year, month):
+        try:
+            with open(os.path.join(self.userfolder, f"{year}-{month}.json"), 'r') as json_file:
+                data = json.load(json_file)
+                return data["archived"]
+        except:
+            return -1
+
+    def archiving_validity_check(self, year: int, month: int):
+        timestampfilename = os.path.join(self.userfolder, f"{year}-{month}.txt")
+        try:
+            with open(timestampfilename) as timestampfile:
+                timestamps = timestampfile.readlines()
+            timestamps.sort()
+            days_with_errors = [ ]
+            for day in range(1, monthrange(year, month)[1] + 1):
+                day_dt = datetime.datetime(year, month, day)
+                timestamps_of_this_day = [ ]
+                for i in timestamps:
+                    i_dt = datetime.datetime.fromtimestamp(int(i))
+                    if day_dt.year == i_dt.year and day_dt.month == i_dt.month and day_dt.day == i_dt.day:
+                        timestamps_of_this_day.append(i)
+                if len(timestamps_of_this_day) % 2 != 0:
+                    days_with_errors.append(day)
+            return days_with_errors
+        except:
+            return [ ]
+
+    def archive_hours(self, year, month, overtime: int):
+
+        filename = os.path.join(self.userfolder, f"{year}-{month}.json")
+        with open(filename, 'r') as json_file:
+            data = json.load(json_file)
+        data["archived"] = 1
+        data["overtime"] = overtime
+
+        json_dict = json.dumps(data, indent=4)
+
+        with open(filename, "w") as outputfile:
+            outputfile.write(json_dict)
+        # Dateien auf readonly setzen
+        os.chmod(filename, S_IREAD)
+        filename_txt = os.path.join(self.userfolder, f"{year}-{month}.txt")
+        os.chmod(filename_txt, S_IREAD)
+
+    def get_last_months_overtime(self, year, month):
+        try:
+            if int(month) == 1:
+                year = str(int(year) - 1)
+                month = str(12)
+            else:
+                month = str(int(month) - 1)
+            with open(os.path.join(self.userfolder, f"{year}-{month}.json"), "r") as json_file:
+                json_data = json.load(json_file)
+
+            if json_data["archived"] == 1:
+                overtime = int(json_data["overtime"])
+                return overtime
+            else:
+                return 0
+        except:
+            return 0
+
+    def get_absence(self, year, month):
+        try:
+            with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "r") as json_file:
+                json_data = json.load(json_file)
+            absence = json_data["absence"]
+            return absence
+        except:
+            return { }
+
+    def get_day_notes(self, year, month, day):
+        try:
+            with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "r") as json_file:
+                json_data = json.load(json_file)
+            day_note = json_data["notes"][str(day)]
+            return day_note
+        except:
+            return { }
+
+    def write_notes(self, year, month, day, note_dict):
+        print(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"))
+        with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "r") as json_file:
+            json_data = json.load(json_file)
+            print(json_data)
+        if len(note_dict) == 1:
+            user_info = list(note_dict)[0]
+            json_data["notes"][str(day)] = { }
+            json_data["notes"][str(day)][user_info] = note_dict[user_info]
+            if json_data["notes"][str(day)][user_info] == "":
+                del json_data["notes"][str(day)][user_info]
+        else:
+            json_data["notes"][str(day)] = note_dict
+
+        json_output = json.dumps(json_data, indent=4)
+        with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "w") as json_file:
+            json_file.write(json_output)
+
+
+    def update_absence(self, year, month, day, absence_type):
+        try:
+            with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "r") as json_file:
+                json_data = json.load(json_file)
+        except:
+            with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "w") as json_file:
+                json_data = { }
+                json_data["archived"] = 0
+                json_data["overtime"] = 0
+                json_dict = json.dumps(json_data, indent=4)
+                json_file.write(json_dict)
+        try:
+            json_data["absence"][str(int(day))] = absence_type
+        except:
+            json_data.update({ "absence": { str(int(day)): absence_type}})
+        json_dict = json.dumps(json_data, indent=4)
+
+        with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "w") as json_file:
+            json_file.write(json_dict)
+
+    def del_absence(self, year, month, day):
+        with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "r") as json_file:
+            json_data = json.load(json_file)
+
+        del json_data["absence"][str(day)]
+        json_dict = json.dumps(json_data, indent=4)
+
+        with open(os.path.join(self.userfolder, f"{int(year)}-{int(month)}.json"), "w") as json_file:
+            json_file.write(json_dict)
+
+    def get_day_workhours(self, year, month, day):
+        #global hours_to_work
+        workhour_entries = list(self.workhours)
+        workhour_entries.sort()
+        day_to_check = datetime.datetime(int(year), int(month), int(day))
+
+        # Fertage prüfen
+        settings = load_adminsettings()
+        holidays = list(settings["holidays"])
+
+        today_dt = datetime.datetime(int(year), int(month), int(day))
+        check_date_list = [ ]
+        for i in holidays:
+            i_split = i.split("-")
+            check_year = int(i_split[0])
+            check_month = int(i_split[1])
+            check_day = int(i_split[2])
+            check_dt = datetime.datetime(check_year, check_month, check_day)
+            check_date_list.append(check_dt)
+        if today_dt in check_date_list:
+            return 0
+
+        # Wochenarbeitszeit durchsuchen
+        for entry in reversed(workhour_entries):
+
+            entry_split = entry.split("-")
+            entry_dt = datetime.datetime(int(entry_split[0]), int(entry_split[1]), int(entry_split[2]))
+
+            if entry_dt <= day_to_check:
+                weekday = day_to_check.strftime("%w")
+                if int(weekday) == 0:
+                    weekday = str(7)
+                hours_to_work = self.workhours[entry][weekday]
+                break
+            else:
+                # Wenn vor Einstellungsdatum -1 ausgeben
+                hours_to_work = -1
+        return hours_to_work
+
+    def get_vacation_claim(self, year, month, day):
+        workhour_entries = list(self.workhours)
+        workhour_entries.sort()
+        day_to_check = datetime.datetime(int(year), int(month), int(day))
+
+        claim = -1
+
+        for entry in reversed(workhour_entries):
+
+            entry_split = entry.split("-")
+            entry_dt = datetime.datetime(int(entry_split[0]), int(entry_split[1]), int(entry_split[2]))
+
+            if entry_dt <= day_to_check:
+                claim = self.workhours[entry]["vacation"]
+                break
+
+        return int(claim)
+
+    def count_vacation_days(self, year):
+        vacation_used = 0
+        for month in range(0, 13):
+            try:
+                absence_dict = self.get_absence(year, month)
+                for entry, absence_type in absence_dict.items():
+                    if absence_type == "U":
+                        vacation_used += 1
+
+            except:
+                pass
+        return vacation_used
+
+    def delete_photo(self):
+        os.remove(self.photofile)
+
+    def get_day_timestamps(self, year=datetime.datetime.now().year, month=datetime.datetime.now().month, day=datetime.datetime.now().day):
+        timestamps = self.get_timestamps(year, month)
+        check_day_dt = datetime.datetime(year, month, day)
+        todays_timestamps = []
+
+        for i in timestamps:
+            i_dt = datetime.datetime.fromtimestamp(int(i))
+            if i_dt.date() == check_day_dt.date():
+                todays_timestamps.append(int(i))
+
+        todays_timestamps.sort()
+
+        return todays_timestamps
+
+    def get_worked_time(self, year=datetime.datetime.now().year, month=datetime.datetime.now().month, day=datetime.datetime.now().day):
+
+        todays_timestamps = self.get_day_timestamps(year, month, day)
+
+        if len(todays_timestamps) % 2 == 0:
+            workrange = len(todays_timestamps)
+            in_time_stamp = -1
+        else:
+            workrange = len(todays_timestamps) - 1
+            in_time_stamp = int(todays_timestamps[-1])
+        total_time = 0
+
+        for i in range(0, workrange, 2):
+            time_worked = todays_timestamps[i + 1] - todays_timestamps[i]
+            total_time += time_worked
+
+        return [total_time, in_time_stamp]
+
+# Benutzer auflisten
+def list_users():
+
+    if not os.path.exists(userfolder):
+        print("Kein Benutzerverzeichnis gefunden. Lege es an.")
+        os.makedirs(userfolder)
+
+    users = [d for d in os.listdir(userfolder) if os.path.isdir(os.path.join(userfolder, d))]
+    if len(users) == 0:
+        print("Keine Benutzer gefunden. Lege Standardbenutzer an.")
+        new_user("default")
+        users = [d for d in os.listdir(userfolder) if os.path.isdir(os.path.join(userfolder, d))]
+
+    users.sort()
+    return users
+
+def new_user(username: str):
+    if not os.path.exists(userfolder):
+        os.makedirs(userfolder)
+    if not os.path.exists(os.path.join(userfolder, username)):
+        os.makedirs(os.path.join(userfolder, username))
+    start_date_dt = datetime.datetime.now()
+    start_date = start_date_dt.strftime("%Y-%m-%d")
+    settings_to_write = standard_usersettings
+    settings_to_write["workhours"][start_date] = { }
+    settings_to_write["fullname"] = username
+    settings_to_write["username"] = username
+    # API-Key erzeugen
+    string_to_hash = f'{username}_{datetime.datetime.now().timestamp()}'
+    hash_string = hashlib.shake_256(bytes(string_to_hash, 'utf-8')).hexdigest(20)
+    settings_to_write["api_key"] = hash_string
+    for i in range(1, 8):
+        settings_to_write["workhours"][start_date][str(i)] = 0
+    settings_to_write["workhours"][start_date]["vacation"] = 0
+    with open(f"{userfolder}/{username}/{usersettingsfilename}", 'w') as json_file:
+        json_dict = json.dumps(standard_usersettings, indent=4)
+        json_file.write(json_dict)
+
+# Admineinstellungen auslesen
+def load_adminsettings():
+    # Settingsdatei einlesen
+    settings_filename = os.path.join(scriptpath, usersettingsfilename)
+    if not os.path.exists(settings_filename):
+        print("Keine Einstellungsdatei gefunden. Lege Standarddatei an.")
+        with open(settings_filename, 'w') as json_file:
+            json_dict = json.dumps(standard_adminsettings, indent=4)
+            json_file.write(json_dict)
+    try:
+        with open(settings_filename) as json_file:
+            data = json.load(json_file)
+        return data
+    except:
+        return -1

lib/web_ui.py

@@ -0,0 +1,118 @@
+from datetime import datetime
+
+from nicegui import ui, app
+
+from lib.users import *
+from lib.definitions import *
+from calendar import monthrange
+
+import hashlib
+import calendar
+import locale
+
+locale.setlocale(locale.LC_ALL, '')
+
+class pageheader:
+    def __init__(self, heading):
+        self.heading = heading
+
+        ui.markdown(f"##{app_title} {app_version}")
+        ui.markdown(f"###{self.heading}")
+
+class ValueBinder:
+    def __init__(self):
+        self.value = ""
+
+def hash_password(password):
+    return hashlib.sha256(bytes(password, 'utf-8')).hexdigest()
+
+class login_mask:
+    def __init__(self, target="/"):
+        data = load_adminsettings()
+        self.target = target
+
+        def login():
+            nonlocal data
+
+            if username.value == data["admin_user"]:
+                if hash_password(password.value) == data["admin_password"]:
+                    app.storage.user['admin_authenticated'] = True
+                    ui.navigate.to("/admin")
+                else:
+                    ui.notify("Login fehlgeschlagen")
+            else:
+                userlist = list_users()
+
+                if username.value in userlist:
+                    current_user = user(username.value)
+
+                    if hash_password(password.value) == current_user.password:
+                        app.storage.user['active_user'] = current_user.username
+                        ui.navigate.to(self.target)
+                    else:
+                        ui.notify("Login fehlgeschlagen")
+                else:
+                    ui.notify("Login fehlgeschlagen")
+
+        # ui.markdown(f"## {app_title} {app_version}")
+        # ui.markdown("Bitte einloggen")
+
+        pageheader("Bitte einloggen:")
+
+        with ui.grid(columns='20% auto 20%').classes('w-full justify-center'):
+
+            ui.space()
+            with ui.grid(columns=2):
+                ui.markdown("Benutzer:")
+                username = ui.input('Benutzername')
+                ui.markdown("Passwort:")
+                password = ui.input('Passwort', password=True).on('keypress.enter', login)
+                ui.button(text="Login", on_click=lambda: login())
+            ui.space()
+
+def convert_seconds_to_hours(seconds):
+    if seconds < 0:
+        sign = "-"
+        seconds = seconds * (-1)
+    else:
+        sign = ""
+    hours = seconds // 3600
+    remaining_seconds = seconds - hours * 3600
+    minutes = remaining_seconds // 60
+    remaining_seconds = remaining_seconds - minutes * 60
+    if remaining_seconds > 0 and sign != "-":
+        minutes = minutes + 1
+        if minutes == 60:
+            hours = hours + 1
+            minutes = 0
+    if hours < 10:
+        hours = "0" + str(hours)
+    else:
+        hours = str(hours)
+    if minutes < 10:
+        minutes = "0" + str(minutes)
+    else:
+        minutes = str(minutes)
+
+    if sign == "-":
+        return f"-{hours}:{minutes}"
+    else:
+        return f"{hours}:{minutes}"
+
+def login_is_valid(user = -1):
+
+    if user == -1:
+        try:
+            app.storage.user['active_user']
+            return True
+        except:
+            return False
+    else:
+        try:
+            if app.storage.user['active_user'] == user:
+                return True
+            else:
+                return False
+        except:
+            return False
+

nice_gui.py

@@ -0,0 +1,23 @@
+# Zeiterfassung
+# Nice GUI UI
+
+from nicegui import ui
+from nicegui.events import ValueChangeEventArguments
+
+def site_pinpad():
+
+    keys = [
+        [ 1, 2, 3],
+        [ 4, 5, 6],
+        [ 7, 8, 9],
+        [ "<-", 0, "OK"]
+    ]
+
+    with ui.row():
+        for y, row in enumerate(keys, 1):
+            for x, key in enumerate(row):
+                button = ui.Button(text=keys[y][x])
+
+    ui.run(port=8090)
+
+site_pinpad()

nicegui_test.py

@@ -0,0 +1,28 @@
+from nicegui import ui
+from users import *
+from definitions import *
+
+@ui.page('/login')
+def page_login():
+    ui.label('Loginseite')
+
+@ui.page('/stamping')
+def page_stamping():
+    ui.label('Stempelsteite')
+
+@ui.page('/userlist')
+def page_userlist():
+
+    def click_button(button):
+        ui.notify(button)
+
+    ui.label(app_title + " " + app_version)
+
+    userlist = list_users()
+    buttons = { }
+
+    for name in userlist:
+        button = ui.button(text=name, on_click=lambda name=name:click_button(name) )
+        buttons[name] = button
+
+ui.run(port=8090)

playgound.py

@@ -0,0 +1,23 @@
+import json
+import urllib.request
+
+from nicegui import ui, app
+
+
+import segno
+
+@app.get("/data")
+async def deliver_data():
+    with open("settings.json") as json_file:
+        data = json.load(json_file)
+    return data
+
+string = ""
+for i in range(1000):
+    string += str(i)
+
+qr_code = segno.make_qr(string).svg_data_uri()
+#qr_code.save("qr_code.png", scale=5, border=0)
+ui.image(qr_code)
+
+ui.run(language="de-DE", port=9000)

qr_scanner.py

@@ -0,0 +1,163 @@
+#!/usr/bin/env python3
+import base64
+import signal
+import time
+import argparse
+import requests
+
+import cv2
+import numpy as np
+from fastapi import Response
+from playsound3 import playsound
+from definitions import app_title, app_version
+
+from nicegui import Client, app, core, run, ui
+
+class Commandline_Header:
+    message_string = f"{app_title} {app_version}"
+    underline = ""
+    for i in range(len(message_string)):
+        underline += "-"
+    print(message_string)
+    print(underline)
+
+def visual_interface(port=9000):
+    # In case you don't have a webcam, this will provide a black placeholder image.
+    black_1px = 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAA1JREFUGFdjYGBg+A8AAQQBAHAgZQsAAAAASUVORK5CYII='
+    placeholder = Response(content=base64.b64decode(black_1px.encode('ascii')), media_type='image/png')
+
+    global convert
+    def convert(frame: np.ndarray) -> bytes:
+        """Converts a frame from OpenCV to a JPEG image.
+
+        This is a free function (not in a class or inner-function),
+        to allow run.cpu_bound to pickle it and send it to a separate process.
+        """
+        _, imencode_image = cv2.imencode('.jpg', frame)
+        return imencode_image.tobytes()
+
+    global setup
+    def setup() -> None:
+
+        url_string = ""
+        for i in list(app.urls):
+            url_string += f"{i}, "
+        url_string = url_string[0:-2]
+        print("Weboberfläche erreichbar unter: " + url_string)
+
+        # OpenCV is used to access the webcam.
+        video_capture = cv2.VideoCapture(0)
+        detector = cv2.QRCodeDetector()
+
+        blocker = False
+        blockset = 0
+
+
+        @app.get('/video/frame')
+        # Thanks to FastAPI's `app.get` it is easy to create a web route which always provides the latest image from OpenCV.
+        async def grab_video_frame() -> Response:
+            nonlocal blocker
+            if time.time() - blockset > 5:
+                blocker = False
+
+            if not video_capture.isOpened():
+                return placeholder
+            # The `video_capture.read` call is a blocking function.
+            # So we run it in a separate thread (default executor) to avoid blocking the event loop.
+            _, frame = await run.io_bound(video_capture.read)
+            if frame is None:
+                return placeholder
+            # `convert` is a CPU-intensive function, so we run it in a separate process to avoid blocking the event loop and GIL.
+            jpeg = await run.cpu_bound(convert, frame)
+
+            # QR-Handling
+
+            def function_call():
+                r = requests.get(str(a))
+                print(r.content())
+                print("Inside Function_call")
+                #b = webbrowser.open(str(a))
+                if r.status_code == 200:
+                    print('Erkannt')
+                    if r.json()["stampstatus"]:
+                        playsound('ui-on.mp3')
+                    elif not r.json()["stampstatus"]:
+                        playsound('ui-off.mp3')
+                    else:
+                        playsound('ui-sound.mp3')
+                nonlocal blocker
+                nonlocal blockset
+                blocker = True
+                blockset = time.time()
+
+            if not blocker:
+                _, img = video_capture.read()
+                # detect and decode
+                data, bbox, _ = detector.detectAndDecode(img)
+                # check if there is a QRCode in the image
+                if data:
+                    a = data
+                    function_call()
+                # cv2.imshow("QRCODEscanner", img)
+                if cv2.waitKey(1) == ord("q"):
+                    function_call()
+
+            return Response(content=jpeg, media_type='image/jpeg')
+
+        # For non-flickering image updates and automatic bandwidth adaptation an interactive image is much better than `ui.image()`.
+        video_image = ui.interactive_image().classes('w-full h-full')
+        # A timer constantly updates the source of the image.
+        # Because data from same paths is cached by the browser,
+        # we must force an update by adding the current timestamp to the source.
+
+        ui.timer(interval=0.1, callback=lambda: video_image.set_source(f'/video/frame?{time.time()}'))
+
+        async def disconnect() -> None:
+            """Disconnect all clients from current running server."""
+            for client_id in Client.instances:
+                await core.sio.disconnect(client_id)
+
+        def handle_sigint(signum, frame) -> None:
+            # `disconnect` is async, so it must be called from the event loop; we use `ui.timer` to do so.
+            ui.timer(0.1, disconnect, once=True)
+            # Delay the default handler to allow the disconnect to complete.
+            ui.timer(1, lambda: signal.default_int_handler(signum, frame), once=True)
+
+        async def cleanup() -> None:
+            # This prevents ugly stack traces when auto-reloading on code change,
+            # because otherwise disconnected clients try to reconnect to the newly started server.
+            await disconnect()
+            # Release the webcam hardware so it can be used by other applications again.
+            video_capture.release()
+
+        app.on_shutdown(cleanup)
+        # We also need to disconnect clients when the app is stopped with Ctrl+C,
+        # because otherwise they will keep requesting images which lead to unfinished subprocesses blocking the shutdown.
+        signal.signal(signal.SIGINT, handle_sigint)
+
+
+    # All the setup is only done when the server starts. This avoids the webcam being accessed
+    # by the auto-reload main process (see https://github.com/zauberzeug/nicegui/discussions/2321).
+    app.on_startup(setup)
+    ui.run(favicon="favicon.svg", port=port, language='de-DE', show_welcome_message=False)
+
+if __name__ in ("__main__", "__mp_main__"):
+    parser = argparse.ArgumentParser(description=f'{app_title}-QR-Scanner {app_version}')
+    parser.add_argument('--webgui', help='Web-GUI starten', action="store_true")
+    parser.add_argument('-p', help="Port, über den die Weboberfläche erreichbar ist")
+    args = parser.parse_args()
+
+    Commandline_Header()
+    print("QR-Scanner")
+
+    if args.webgui:
+        try:
+            port = int(args.p)
+        except:
+            port = False
+        if not port == False:
+            visual_interface(port)
+        else:
+            print("Ungültiger Port")
+            print("Beende")
+            quit()

qr_scanner_example.py

@@ -0,0 +1,22 @@
+import cv2
+import webbrowser
+
+cap = cv2.VideoCapture(0)
+# initialize the cv2 QRCode detector
+detector = cv2.QRCodeDetector()
+
+while True:
+    _, img = cap.read()
+    # detect and decode
+    data, bbox, _ = detector.detectAndDecode(img)
+    # check if there is a QRCode in the image
+    if data:
+        a = data
+        break
+    cv2.imshow("QRCODEscanner", img)
+    if cv2.waitKey(1) == ord("q"):
+        break
+
+b = webbrowser.open(str(a))
+cap.release()
+cv2.destroyAllWindows()

settings.json

@@ -0,0 +1,74 @@
+{
+    "admin_user": "admin",
+    "admin_password": "8c6976e5b5410415bde908bd4dee15dfb167a9c873fc4bb8a81f6f2ab448a918",
+    "port": "8090",
+    "secret": "ftgzuhjikg,mt5jn46uzer8sfi9okrmtzjhndfierko5zltjhdgise",
+    "touchscreen": true,
+    "times_on_touchscreen": true,
+    "photos_on_touchscreen": true,
+    "picture_height": "100",
+    "button_height": "120",
+    "user_notes": true,
+    "holidays": {
+        "2025-01-01": "Neujahr",
+        "2025-04-18": "Karfreitag",
+        "2025-04-21": "Ostermontag",
+        "2025-05-01": "Tag der Arbeit",
+        "2025-05-29": "Christi Himmelfahrt",
+        "2025-06-08": "Pfingstmontag",
+        "2025-10-03": "Tag der deutschen Einheit",
+        "2025-10-30": "Reformationstag",
+        "2025-12-25": "1. Weihnachtsfeiertag",
+        "2025-12-26": "2. Weihnachtsfeiertag",
+        "2026-01-01": "Neujahr",
+        "2026-04-03": "Karfreitag",
+        "2026-04-06": "Ostermontag",
+        "2026-05-01": "Tag der Arbeit",
+        "2026-05-14": "Christi Himmelfahrt",
+        "2026-05-24": "Pfingstmontag",
+        "2026-10-03": "Tag der deutschen Einheit",
+        "2026-10-30": "Reformationstag",
+        "2026-12-25": "1. Weihnachtsfeiertag",
+        "2026-12-26": "2. Weihnachtsfeiertag",
+        "2027-01-01": "Neujahr",
+        "2027-03-26": "Karfreitag",
+        "2027-03-29": "Ostermontag",
+        "2027-05-01": "Tag der Arbeit",
+        "2027-05-06": "Christi Himmelfahrt",
+        "2027-05-16": "Pfingstmontag",
+        "2027-10-03": "Tag der deutschen Einheit",
+        "2027-10-30": "Reformationstag",
+        "2027-12-25": "1. Weihnachtsfeiertag",
+        "2027-12-26": "2. Weihnachtsfeiertag",
+        "2028-01-01": "Neujahr",
+        "2028-04-14": "Karfreitag",
+        "2028-04-17": "Ostermontag",
+        "2028-05-01": "Tag der Arbeit",
+        "2028-05-25": "Christi Himmelfahrt",
+        "2028-06-04": "Pfingstmontag",
+        "2028-10-03": "Tag der deutschen Einheit",
+        "2028-10-30": "Reformationstag",
+        "2028-12-25": "1. Weihnachtsfeiertag",
+        "2028-12-26": "2. Weihnachtsfeiertag",
+        "2029-01-01": "Neujahr",
+        "2029-03-30": "Karfreitag",
+        "2029-04-02": "Ostermontag",
+        "2029-05-01": "Tag der Arbeit",
+        "2029-05-10": "Christi Himmelfahrt",
+        "2029-05-20": "Pfingstmontag",
+        "2029-10-03": "Tag der deutschen Einheit",
+        "2029-10-30": "Reformationstag",
+        "2029-12-25": "1. Weihnachtsfeiertag",
+        "2029-12-26": "2. Weihnachtsfeiertag",
+        "2030-01-01": "Neujahr",
+        "2030-04-19": "Karfreitag",
+        "2030-04-22": "Ostermontag",
+        "2030-05-01": "Tage der Arbeit",
+        "2030-05-30": "Christi Himmelfahrt",
+        "2030-06-09": "Pfingstmontag",
+        "2030-10-03": "Tag der deutschen Einheit",
+        "2030-10-30": "Reformationstag",
+        "2030-12-25": "1. Weihnachtsfeiertag",
+        "2030-12-26": "2. Weihnachtsfeiertag"
+    }
+}

settings.json_bak

@@ -0,0 +1,12 @@
+{
+    "admin_user": "admin",
+    "admin_password": "8d969eef6ecad3c29a3a629280e686cf0c3f5d5a86aff3ca12020c923adc6c92",
+    "port": "8090",
+    "secret": "ftgzuhjikg,mt5jn46uzer8sfi9okrmtzjhndfierko5zltjhdgise",
+    "holidays": {
+        "2024-05-01": "Tag der Arbeit",
+        "2024-12-25": "1. Weihnachtsfeiertag",
+        "2025-01-01": "Neujahr",
+        "2025-05-01": "Tag der Arbeit"
+    }
+}

users/filler2/2025-5.json

@@ -0,0 +1,4 @@
+{
+    "archived": 0,
+    "total_hours": 0
+}

users/filler2/2025-5.txt

@@ -0,0 +1,10 @@
+1747642816
+1747642898
+1747642972
+1747642976
+1747643508
+1747643521
+1747643564
+1747643566
+1747643603
+1747644615

users/filler2/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "filler2",
+    "fullname": "filler2",
+    "password": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
+    "workhours": {
+        "2025-05-16": {
+            "1": 0,
+            "2": 0,
+            "3": 0,
+            "4": 0,
+            "5": 0,
+            "6": 0,
+            "7": 0,
+            "vacation": 0
+        }
+    },
+    "api_key": "43ec918e7d773cb23ab3113d18059a83fee389ac"
+}

users/filler3/2025-5.json

@@ -0,0 +1,4 @@
+{
+    "archived": 0,
+    "total_hours": 0
+}

users/filler3/2025-5.txt

@@ -0,0 +1,2 @@
+1747391900
+1747391907

users/filler3/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "filler3",
+    "fullname": "filler3",
+    "password": "37a8eec1ce19687d132fe29051dca629d164e2c4958ba141d5f4133a33f0688f",
+    "workhours": {
+        "2025-05-16": {
+            "1": "6",
+            "2": "6",
+            "3": "6",
+            "4": "6",
+            "5": "6",
+            "6": 0,
+            "7": 0,
+            "vacation": 0
+        }
+    },
+    "api_key": "9e3f37809cd898a3db340c453df53bd0793a99fa"
+}

users/filler4/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "filler4",
+    "fullname": "filler4",
+    "password": "37a8eec1ce19687d132fe29051dca629d164e2c4958ba141d5f4133a33f0688f",
+    "api_key": "614e31aab9fcf1373558f100cb2c7a9918349eec",
+    "workhours": {
+        "2025-05-16": {
+            "1": 0,
+            "2": 0,
+            "3": 0,
+            "4": 0,
+            "5": 0,
+            "6": 0,
+            "7": 0,
+            "vacation": 0
+        }
+    }
+}

users/filler5/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "filler5",
+    "fullname": "filler5",
+    "password": "37a8eec1ce19687d132fe29051dca629d164e2c4958ba141d5f4133a33f0688f",
+    "api_key": "ad32682beb4e19f78efc1bdae259aee3ccbf9883",
+    "workhours": {
+        "2025-05-16": {
+            "1": 0,
+            "2": 0,
+            "3": 0,
+            "4": 0,
+            "5": 0,
+            "6": 0,
+            "7": 0,
+            "vacation": 0
+        }
+    }
+}

users/filler6/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "filler6",
+    "fullname": "filler6",
+    "password": "37a8eec1ce19687d132fe29051dca629d164e2c4958ba141d5f4133a33f0688f",
+    "api_key": "68d974e4ed516795d48d5cb8b7dc8b8ca4144a9b",
+    "workhours": {
+        "2025-05-16": {
+            "1": 0,
+            "2": 0,
+            "3": 0,
+            "4": 0,
+            "5": 0,
+            "6": 0,
+            "7": 0,
+            "vacation": 0
+        }
+    }
+}

users/testuser1/2024-11.txt

@@ -0,0 +1,28 @@
+1743965819
+1743965909
+1743966022
+1743966045
+1743966047
+1743966049
+1743967346
+1744889948
+1744889966
+1744989797
+1744989827
+1744989830
+1744989883
+1744989909
+1744989914
+1744989916
+1744991169
+1744991171
+1744991288
+1744991291
+1744991473
+1744991477
+1744991770
+1744991777
+1745181046
+1745181050
+1745240760
+1745240762

users/testuser1/2024-12.txt

@@ -0,0 +1,28 @@
+1743965819
+1743965909
+1743966022
+1743966045
+1743966047
+1743966049
+1743967346
+1744889948
+1744889966
+1744989797
+1744989827
+1744989830
+1744989883
+1744989909
+1744989914
+1744989916
+1744991169
+1744991171
+1744991288
+1744991291
+1744991473
+1744991477
+1744991770
+1744991777
+1745181046
+1745181050
+1745240760
+1745240762

users/testuser1/2025-11.json

@@ -0,0 +1,5 @@
+{
+    "archived": 0,
+    "overtime": 0,
+    "absence": {}
+}

users/testuser1/2025-12.json

@@ -0,0 +1,29 @@
+{
+    "archived": 0,
+    "overtime": 0,
+    "absence": {
+        "1": "EZ",
+        "2": "EZ",
+        "3": "EZ",
+        "4": "EZ",
+        "5": "EZ",
+        "8": "EZ",
+        "9": "EZ",
+        "10": "EZ",
+        "11": "EZ",
+        "12": "EZ",
+        "15": "EZ",
+        "16": "EZ",
+        "17": "EZ",
+        "18": "EZ",
+        "19": "EZ",
+        "22": "EZ",
+        "23": "EZ",
+        "24": "EZ",
+        "25": "EZ",
+        "26": "EZ",
+        "29": "EZ",
+        "30": "EZ",
+        "31": "EZ"
+    }
+}

users/testuser1/2025-2.txt

@@ -0,0 +1,28 @@
+1743965819
+1743965909
+1743966022
+1743966045
+1743966047
+1743966049
+1743967346
+1744889948
+1744889966
+1744989797
+1744989827
+1744989830
+1744989883
+1744989909
+1744989914
+1744989916
+1744991169
+1744991171
+1744991288
+1744991291
+1744991473
+1744991477
+1744991770
+1744991777
+1745181046
+1745181050
+1745240760
+1745240762

users/testuser1/2025-3.json

@@ -0,0 +1 @@
+{"archived": 0, "overtime": -528928}

users/testuser1/2025-3.txt

@@ -0,0 +1,4 @@
+1740996000
+1742460540
+1741038540
+1742464500

users/testuser1/2025-4.json

@@ -0,0 +1,12 @@
+{
+    "archived": 1,
+    "overtime": -348226,
+    "absence": {
+        "7": "U",
+        "8": "K",
+        "9": "KK",
+        "10": "UU",
+        "11": "F",
+        "14": "EZ"
+    }
+}

users/testuser1/2025-4.txt

@@ -0,0 +1,18 @@
+1744889948
+1744890300
+1745390818
+1745390894
+1745390894
+1745391029
+1746006467
+1746006593
+1746006933
+1746006937
+1746007004
+1746007012
+1746007119
+1746007383
+1746010855
+1746010861
+1746011089
+1746011092

users/testuser1/2025-5.json

@@ -0,0 +1,23 @@
+{
+    "archived": 0,
+    "overtime": 0,
+    "absence": {
+        "2": "SO",
+        "8": "U",
+        "9": "U",
+        "10": "U",
+        "11": "U",
+        "12": "U",
+        "13": "U"
+    },
+    "notes": {
+        "5": {},
+        "4": {},
+        "2": {},
+        "1": {},
+        "9": {},
+        "12": {},
+        "14": {},
+        "22": {}
+    }
+}

users/testuser1/2025-5.txt

@@ -0,0 +1,32 @@
+1746385124
+1746388680
+1746607385
+1746607536
+1746607833
+1746608922
+1746609024
+1746609037
+1747206908
+1747207022
+1747213977
+1747214813
+1747216800
+1747220619
+1747301302
+1747301459
+1747302876
+1747302887
+1747302889
+1747302897
+1747386098
+1747386110
+1747387148
+1747387150
+1747387501
+1747387508
+1747387633
+1747387635
+1747387761
+1747388239
+1747388242
+1747388615

users/testuser1/2026-1.json

@@ -0,0 +1,34 @@
+{
+    "archived": 0,
+    "overtime": 0,
+    "absence": {
+        "1": "EZ",
+        "2": "EZ",
+        "3": "EZ",
+        "4": "EZ",
+        "5": "EZ",
+        "6": "EZ",
+        "7": "EZ",
+        "8": "EZ",
+        "9": "EZ",
+        "10": "EZ",
+        "11": "EZ",
+        "12": "EZ",
+        "13": "EZ",
+        "14": "EZ",
+        "15": "EZ",
+        "16": "EZ",
+        "17": "EZ",
+        "18": "EZ",
+        "19": "EZ",
+        "20": "EZ",
+        "21": "EZ",
+        "22": "EZ",
+        "23": "EZ",
+        "24": "EZ",
+        "25": "EZ",
+        "26": "EZ",
+        "27": "EZ",
+        "28": "EZ"
+    }
+}

users/testuser1/2026-4.json

@@ -0,0 +1,7 @@
+{
+    "archived": 0,
+    "overtime": 0,
+    "absence": {
+        "14": "F"
+    }
+}

users/testuser1/settings.json

@@ -0,0 +1,38 @@
+{
+    "username": "testuser1",
+    "fullname": "Pia Paulina",
+    "password": "9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
+    "workhours": {
+        "2025-05-13": {
+            "1": "4",
+            "2": "5",
+            "3": "6",
+            "4": "7",
+            "5": "8",
+            "6": "0",
+            "7": "0",
+            "vacation": "30"
+        },
+        "2025-04-22": {
+            "1": "1",
+            "2": "2",
+            "3": "3",
+            "4": "4",
+            "5": "5",
+            "6": "6",
+            "7": "7",
+            "vacation": "30"
+        },
+        "2025-03-01": {
+            "1": "4",
+            "2": "8",
+            "3": "8",
+            "4": "8",
+            "5": "8",
+            "6": 0,
+            "7": 0,
+            "vacation": "30"
+        }
+    },
+    "api_key": "0d8b1baf9219fe568c0f0ea7c4244927e1c901da"
+}

users/testuser1/settings.json.bak

@@ -0,0 +1,27 @@
+{
+    "username": "testuser",
+    "fullname": "Pia Paulina",
+    "password": "123456789",
+    "workhours": {
+        "2024-04-01": {
+            "1": "8",
+            "2": "8",
+            "3": "8",
+            "4": "4",
+            "5": "5",
+            "6": "4",
+            "7": "0",
+            "vacation": "35"
+        },
+        "2024-04-07": {
+            "1": "8",
+            "2": "7",
+            "3": "12",
+            "4": "0",
+            "5": "0",
+            "6": "0",
+            "7": "0",
+            "vacation": "28"
+        }
+    }
+}

users/testuser10/2025-4.json

@@ -0,0 +1,7 @@
+{
+    "archived": 0,
+    "total_hours": 0,
+    "absence": {
+        "1": "U"
+    }
+}

users/testuser10/2025-4.txt

@@ -0,0 +1,14 @@
+1744989835
+1744989837
+1744989913
+1744989917
+1744991287
+1744991291
+1744991475
+1744991478
+1744991773
+1744991776
+1744991910
+1744991912
+1745411021
+1745411025

users/testuser10/2025-5.json

@@ -0,0 +1,4 @@
+{
+    "archived": 0,
+    "total_hours": 0
+}

users/testuser10/2025-5.txt

@@ -0,0 +1,4 @@
+1747387168
+1747387171
+1747388261
+1747388617

users/testuser10/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "testuser10",
+    "fullname": "Diego Dieci",
+    "password": "123456789",
+    "api_key": "807518cd5bd85c1e4855d340f9b77b23eac21b7f",
+    "workhours": {
+        "2024-04-01": {
+            "1": "1",
+            "2": "2",
+            "3": "3",
+            "4": "4",
+            "5": "5",
+            "6": "6",
+            "7": "7",
+            "vacation": "30"
+        }
+    }
+}

users/testuser3/2025-4.json

@@ -0,0 +1,4 @@
+{
+    "archived": 0,
+    "total_hours": 0
+}

users/testuser3/2025-4.txt

@@ -0,0 +1,12 @@
+1744989835
+1744989837
+1744989913
+1744989917
+1744991287
+1744991291
+1744991475
+1744991478
+1744991773
+1744991776
+1744991910
+1744991912

users/testuser3/2025-5.json

@@ -0,0 +1,4 @@
+{
+    "archived": 0,
+    "total_hours": 0
+}

users/testuser3/2025-5.txt

@@ -0,0 +1,6 @@
+1746385111
+1746385118
+1747388255
+1747388619
+1747391536
+1747391567

users/testuser3/settings.json

@@ -0,0 +1,18 @@
+{
+    "username": "testuser3",
+    "fullname": "Karl Klammer",
+    "password": "123456789",
+    "api_key": "0219f98ec471ea4e2ac6bd6c14b96051aae5209b",
+    "workhours": {
+        "2024-04-01": {
+            "1": "4",
+            "2": "4",
+            "3": "4",
+            "4": "8",
+            "5": "8",
+            "6": "0",
+            "7": "0",
+            "vacation": "30"
+        }
+    }
+}

webcam_example.py

@@ -0,0 +1,113 @@
+#!/usr/bin/env python3
+import base64
+import signal
+import time
+import webbrowser
+
+import cv2
+import numpy as np
+from fastapi import Response
+
+from nicegui import Client, app, core, run, ui
+
+# In case you don't have a webcam, this will provide a black placeholder image.
+black_1px = 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAA1JREFUGFdjYGBg+A8AAQQBAHAgZQsAAAAASUVORK5CYII='
+placeholder = Response(content=base64.b64decode(black_1px.encode('ascii')), media_type='image/png')
+
+
+def convert(frame: np.ndarray) -> bytes:
+    """Converts a frame from OpenCV to a JPEG image.
+
+    This is a free function (not in a class or inner-function),
+    to allow run.cpu_bound to pickle it and send it to a separate process.
+    """
+    _, imencode_image = cv2.imencode('.jpg', frame)
+    return imencode_image.tobytes()
+
+
+def setup() -> None:
+    # OpenCV is used to access the webcam.
+    video_capture = cv2.VideoCapture(0)
+    detector = cv2.QRCodeDetector()
+
+    blocker = False
+    blockset = 0
+
+    @app.get('/video/frame')
+    # Thanks to FastAPI's `app.get` it is easy to create a web route which always provides the latest image from OpenCV.
+    async def grab_video_frame() -> Response:
+        nonlocal blocker
+        if time.time() - blockset > 5:
+            blocker = False
+
+        if not video_capture.isOpened():
+            return placeholder
+        # The `video_capture.read` call is a blocking function.
+        # So we run it in a separate thread (default executor) to avoid blocking the event loop.
+        _, frame = await run.io_bound(video_capture.read)
+        if frame is None:
+            return placeholder
+        # `convert` is a CPU-intensive function, so we run it in a separate process to avoid blocking the event loop and GIL.
+        jpeg = await run.cpu_bound(convert, frame)
+
+        # QR-Handling
+
+        def function_call():
+            b = webbrowser.open(str(a))
+            print('\a')
+            nonlocal blocker
+            nonlocal blockset
+            blocker = True
+            blockset = time.time()
+
+        if not blocker:
+            _, img = video_capture.read()
+            # detect and decode
+            data, bbox, _ = detector.detectAndDecode(img)
+            # check if there is a QRCode in the image
+            if data:
+                a = data
+                function_call()
+            # cv2.imshow("QRCODEscanner", img)
+            if cv2.waitKey(1) == ord("q"):
+                function_call()
+
+        return Response(content=jpeg, media_type='image/jpeg')
+
+    # For non-flickering image updates and automatic bandwidth adaptation an interactive image is much better than `ui.image()`.
+    video_image = ui.interactive_image().classes('w-full h-full')
+    # A timer constantly updates the source of the image.
+    # Because data from same paths is cached by the browser,
+    # we must force an update by adding the current timestamp to the source.
+
+    ui.timer(interval=0.1, callback=lambda: video_image.set_source(f'/video/frame?{time.time()}'))
+
+    async def disconnect() -> None:
+        """Disconnect all clients from current running server."""
+        for client_id in Client.instances:
+            await core.sio.disconnect(client_id)
+
+    def handle_sigint(signum, frame) -> None:
+        # `disconnect` is async, so it must be called from the event loop; we use `ui.timer` to do so.
+        ui.timer(0.1, disconnect, once=True)
+        # Delay the default handler to allow the disconnect to complete.
+        ui.timer(1, lambda: signal.default_int_handler(signum, frame), once=True)
+
+    async def cleanup() -> None:
+        # This prevents ugly stack traces when auto-reloading on code change,
+        # because otherwise disconnected clients try to reconnect to the newly started server.
+        await disconnect()
+        # Release the webcam hardware so it can be used by other applications again.
+        video_capture.release()
+
+    app.on_shutdown(cleanup)
+    # We also need to disconnect clients when the app is stopped with Ctrl+C,
+    # because otherwise they will keep requesting images which lead to unfinished subprocesses blocking the shutdown.
+    signal.signal(signal.SIGINT, handle_sigint)
+
+
+# All the setup is only done when the server starts. This avoids the webcam being accessed
+# by the auto-reload main process (see https://github.com/zauberzeug/nicegui/discussions/2321).
+app.on_startup(setup)
+
+ui.run(port=9005)

zeiterfassung.py

@@ -1,22 +1,86 @@
-#
+#!/usr/bin/env python3
-#
 # Zeiterfassung
 
-# Bibliotheksimports
+from lib.web_ui import *
-from timestamping import *
+from lib.admin import *
-from users import *
+from lib.login import *
-from jsonhandler import *
+from lib.users import *
-from definitions import *
+from lib.touchscreen import *
-from ui import *
+from lib.definitions import *
+from lib.api import *
+from lib.homepage import *
 
-# Funktionen
+import json
+import argparse
+
+from lib.web_ui import hash_password
+
+
+class Commandline_Header:
+    message_string = f"{app_title} {app_version}"
+    underline = ""
+    for i in range(len(message_string)):
+        underline += "-"
+    print(message_string)
+    print(underline)
 
-# Hauptfunktion
 def main():
 
-    userList = list_users()
+    # Einstellungen einlesen
-    win_stempeln(userList)
+    data = load_adminsettings()
+    port = int(data["port"])
+    secret = data["secret"]
 
-# Programmstart
+    list_users()
-if __name__ == "__main__":
+
-    main()
+    homepage()
+
+    def startup_message():
+
+        Commandline_Header()
+
+        url_string = ""
+        for i in list(app.urls):
+            url_string += f"{i}, "
+        url_string = url_string[0:-2]
+        print("Weboberfläche erreichbar unter: " + url_string)
+
+    app.on_startup(startup_message)
+    ui.run(favicon="favicon.svg", port=port, storage_secret=secret, language='de-DE', show_welcome_message=False)
+
+if __name__ in ("__main__", "__mp_main__"):
+    parser = argparse.ArgumentParser(description=f'{app_title} {app_version}')
+    parser.add_argument('--admin-access', help='Zugangsdaten für Administrator einstellen', action="store_true")
+    args = parser.parse_args()
+    if args.admin_access:
+        Commandline_Header()
+        print("Lade Administrationseinstellungen")
+        admin_settings = load_adminsettings()
+        print("Geben Sie den neuen Benutzernamen für den Administrationsbenutzer an:")
+        admin_user = input()
+        if admin_user == "":
+            print("Ungültiger Benutzername. Breche ab.")
+            quit()
+        print("Geben Sie das neue Passwort für den Administrationsbenutzer ein:")
+        admin_password = input()
+        if admin_password == "":
+            print("Ungültiges Passwort. Breche ab.")
+            quit()
+        print("Sie haben folgende Informationen eingegeben.")
+        print(f"Benutzername: {admin_user}")
+        print(f"Passwort: {admin_password}")
+        print("Sollen diese Einstellungen übernommen werden? j=Ja")
+        question = input()
+        if question == "j":
+            admin_settings["admin_user"] = admin_user
+            admin_settings["admin_password"] = hash_password(admin_password)
+            json_dict = json.dumps(admin_settings, indent=4)
+            with open(os.path.join(scriptpath, usersettingsfilename), "w") as outputfile:
+                outputfile.write(json_dict)
+            print("Daten geschrieben")
+            quit()
+        else:
+            print("Breche ab.")
+            quit()
+
+    main()