예제 #1
0
 def _on_group_changed(self, combo, v_type='ev', index=0, new_val='N/A'):
     self._rearrange_groups()
     layout = getattr(self.ui, f"layout_{v_type}{index}")
     for i in reversed(range(layout.count())):
         item = layout.itemAt(i)
         if item.widget() is not None:
             item.widget().setParent(None)
     for _ in range(5 - combo.currentIndex()):
         layout.addWidget(QWidget())
     for _ in range(combo.currentIndex()):
         spin = QSpinBox(parent=self)
         spin.setMaximumSize(QSize(70, 100))
         spin.setAlignment(Qt.AlignRight | Qt.AlignTrailing
                           | Qt.AlignVCenter)
         spin.setMinimum(MIN_VARIABLES[v_type][index])
         spin.setMaximum(MAX_VARIABLES[v_type][index])
         layout.addWidget(spin)
예제 #2
0
class main(QWidget):
    def __init__(self, parent=None):
        super(main, self).__init__(parent)
        self.setup()  # connections, widgets, layouts, etc.

        self.blksize = 2**20  # 1 MB; must be divisible by 16
        self.ext = '.enc'  # extension is appended to encrypted files
        self.path = ''
        self.encrypted = []  # to highlight done files in list
        self.decrypted = []

        self.clipboard = QApplication.clipboard()
        self.timeout = None  # to clear message label, see setMessage

        # this program was just an excuse to play with QprogressBar
        if not hash(os.urandom(11)) % 11:
            QTimer().singleShot(50, self.windDown)

        # various random hints
        hints = [
            'Freshly encrypted files can be renamed in the table!',
            'Clipboard is always cleared on program close!',
            'Keys can contain emoji if you <em>really</em> want: \U0001f4e6',
            'Keys can contain emoji if you <em>really</em> want: \U0001F511',
            'This isn\'t a tip, I just wanted to say hello!',
            'Keys can be anywhere from 8 to 4096 characters long!',
            'This program was just an excuse to play with the progress bars!',
            'Select \'Party\' in the hash button for progress bar fun!',
            ('Did you know you can donate one or all of your vital organs to '
             'the Aperture Science Self-Esteem Fund for Girls? It\'s true!'),
            ('It\'s been {:,} days since Half-Life 2: Episode '
             'Two'.format(int((time.time() - 1191988800) / 86400))),
            'I\'m version {}!'.format(VERSION),
            'I\'m version {}.whatever!'.format(VERSION.split('.')[0]),
            ('Brought to you by me, I\'m <a href="https://orthallelous.word'
             'press.com/">Orthallelous!</a>'),
            #'Brought to you by me, I\'m Htom Sirveaux!',
            'I wonder if there\'s beer on the sun',
            'Raspberry World: For all your raspberry needs. Off the beltline',
            #'I\'ve plummented to my death and I can\'t get up',
            '<em>NOT</em> compatible with the older version!',
            ('Hello there, fellow space travellers! Until somebody gives me '
             'some new lines in KAS, that is all I can say. - Bentusi Exchange'
             )
        ]
        if not hash(os.urandom(9)) % 4:
            self.extraLabel.setText(random.choice(hints))

    def genKey(self):
        "generate a random key"
        n = self.keySizeSB.value()
        char = string.printable.rstrip()  #map(chr, range(256))
        while len(char) < n:
            char += char
        key = ''.join(random.sample(char, n))
        self.keyInput.setText(key)

    def showKey(self, state=None):
        "hide/show key characters"
        if state is None: state = bool(self.showKeyCB.checkState())
        else: state = bool(state)
        if state: self.keyInput.setEchoMode(QLineEdit.Normal)
        else: self.keyInput.setEchoMode(QLineEdit.PasswordEchoOnEdit)

    def getFolder(self):
        "open file dialog and fill file table"
        path = QFileDialog(directory=self.path).getExistingDirectory()
        if not path: return
        self.path = str(path)
        self.populateTable(self.path)
        self.encrypted, self.decrypted = [], []
        return

    def resizeEvent(self, event):
        self.showFolder(self.path)  # update how the folder is shown

    def splitterChanged(self, pos):
        self.showFolder(self.path)  # likewise

    def showFolder(self, path):
        "displays current path, truncating as needed"
        if not path: return

        ell, sl = '\u2026', os.path.sep  # ellipsis, slash chars
        lfg, rfg = Qt.ElideLeft, Qt.ElideRight
        lst, wdh = os.path.basename(path), self.folderLabel.width()

        path = path.replace(os.path.altsep or '\\', sl)
        self.folderLabel.setToolTip(path)

        # truncate folder location
        fnt = QFontMetrics(self.folderLabel.font())
        txt = str(fnt.elidedText(path, lfg, wdh))

        if len(txt) <= 1:  # label is way too short
            self.folderLabel.setText('\u22ee' if txt != sl else txt)
            return  # but when would this happen?

        # truncate some more (don't show part of a folder name)
        if len(txt) < len(path) and txt[1] != sl:
            txt = ell + sl + txt.split(sl, 1)[-1]

            # don't truncate remaining folder name from the left
            if txt[2:] != lst and len(txt[2:]) < len(lst) + 2:
                txt = str(fnt.elidedText(ell + sl + lst, rfg, wdh))
        # you'd think len(txt) < len(lst) would work, but no; you'd be wrong

        self.folderLabel.setText(txt)

    def populateTable(self, path):
        "fill file table with file names"
        self.showFolder(path)

        names = []
        for n in os.listdir(path):
            if os.path.isdir(os.path.join(path, n)): continue  # folder
            names.append(n)

        self.folderTable.clearContents()
        self.folderTable.setRowCount(len(names))
        self.folderTable.setColumnCount(1)

        if not names:  # no files in this folder, inform user
            self.setMessage('This folder has no files')
            return

        self.folderTable.blockSignals(True)
        selEnab = Qt.ItemIsSelectable | Qt.ItemIsEnabled
        for i, n in enumerate(names):
            item = QTableWidgetItem()
            item.setText(n)
            item.setToolTip(n)
            item.setFlags(selEnab)

            # color code encrypted/decrypted files
            if n in self.encrypted:
                item.setTextColor(QColor(211, 70, 0))
                # allowed encrypted filenames to be changed
                item.setFlags(selEnab | Qt.ItemIsEditable)
            if n in self.decrypted:
                item.setForeground(QColor(0, 170, 255))
            self.folderTable.setItem(i, 0, item)
        if len(names) > 5:
            self.setMessage('{:,} files'.format(len(names)), 7)
        self.folderTable.blockSignals(False)
        return

    def editFileName(self, item):
        "change file name"
        new, old = str(item.text()), str(item.toolTip())

        result = QMessageBox.question(
            self, 'Renaming?',
            ("<p align='center'>Do you wish to rename<br>" +
             '<span style="color:#d34600;">{}</span>'.format(old) +
             "<br>to<br>" +
             '<span style="color:#ef4b00;">{}</span>'.format(new) +
             '<br>?</p>'))

        self.folderTable.blockSignals(True)
        if any(i in new for i in '/?<>:*|"^'):
            self.setMessage('Invalid character in name', 7)
            item.setText(old)
        elif result == QMessageBox.Yes:
            oold = os.path.join(self.path, old)
            try:
                os.rename(oold, os.path.join(self.path, new))
                self.encrypted.remove(old)
                self.encrypted.append(new)
                item.setToolTip(new)
            except Exception as err:
                self.setMessage(str(err), 9)
                item.setText(old)
                item.setToolTip(old)
                self.encrypted.remove(new)
                self.encrypted.append(old)
        else:
            item.setText(old)
        self.folderTable.blockSignals(False)

    def setMessage(self, message, secs=4, col=None):
        "show a message for a few seconds - col must be rgb triplet tuple"
        if self.timeout:  # https://stackoverflow.com/a/21081371
            self.timeout.stop()
            self.timeout.deleteLater()

        if col is None: color = 'rgb(255, 170, 127)'
        else:
            try:
                color = 'rgb({}, {}, {})'.format(*col)
            except:
                color = 'rgb(255, 170, 127)'

        self.messageLabel.setStyleSheet('background-color: {};'.format(color))
        self.messageLabel.setText(message)
        self.messageLabel.setToolTip(message)

        self.timeout = QTimer()
        self.timeout.timeout.connect(self.clearMessage)
        self.timeout.setSingleShot(True)
        self.timeout.start(secs * 1000)

    def clearMessage(self):
        self.messageLabel.setStyleSheet('')
        self.messageLabel.setToolTip('')
        self.messageLabel.setText('')

    def getName(self):
        "return file name of selected"
        items = self.folderTable.selectedItems()
        names = [str(i.text()) for i in items]
        if names: return names[0]  # only the first selected file
        else: return ''

    def showKeyLen(self, string):
        "displays a tooltip showing length of key"
        s = len(string)
        note = '{:,} character{}'.format(s, '' if s == 1 else 's')
        tip = QToolTip
        pos = self.genKeyButton.mapToGlobal(QPoint(0, 0))

        if s < self.minKeyLen:
            note = '<span style="color:#c80000;">{}</span>'.format(note)
        else:
            note = '<span style="color:#258f22;">{}</span>'.format(note)
        tip.showText(pos, note)

    def lock(self, flag=True):
        "locks buttons if True"
        stuff = [
            self.openButton,
            self.encryptButton,
            self.decryptButton,
            self.genKeyButton,
            self.hashButton,
            self.showKeyCB,
            self.copyButton,
            self.keyInput,
            self.keySizeSB,
            self.folderTable,
        ]
        for i in stuff:
            i.blockSignals(flag)
            i.setEnabled(not flag)
        return

    def _lerp(self, v1, v2, numPts=10):
        "linearly interpolate from v1 to v2\nFrom Orthallelous"
        if len(v1) != len(v2): raise ValueError("different dimensions")
        D, V, n = [], [], abs(numPts)
        for i, u in enumerate(v1):
            D.append(v2[i] - u)
        for i in range(n + 1):
            vn = []
            for j, u in enumerate(v1):
                vn.append(u + D[j] / float(n + 2) * i)
            V.append(tuple(vn))
        return V

    def weeeeeee(self):
        "party time"
        self.lock()
        self.setMessage('Party time!', 2.5)
        a, b, c = self.encryptPbar, self.decryptPbar, self.hashPbar
        process, sleep = app.processEvents, time.sleep

        am, bm, cm = a.minimum(), b.minimum(), c.minimum()
        ax, bx, cx = a.maximum(), b.maximum(), c.maximum()
        a.reset()
        b.reset()
        c.reset()

        loops = self._lerp((am, bm, cm), (ax, bx, cx), 100)
        ivops = loops[::-1]

        # up and up!
        for i in range(3):
            for j, k, l in loops:
                a.setValue(int(j))
                b.setValue(int(k))
                c.setValue(int(l))
                process()
                sleep(0.01)

        a.setValue(ax)
        b.setValue(bx)
        c.setValue(cx)
        sleep(0.25)
        a.setValue(am)
        b.setValue(bm)
        c.setValue(cm)

        # snake!
        self.setMessage('Snake time!')
        self.messageLabel.setStyleSheet('background-color: rgb(127,170,255);')
        for i in range(2):
            for j, k, l in loops:
                a.setValue(int(j))
                process()
                sleep(0.002)
            process()
            a.setInvertedAppearance(True)
            process()
            for j, k, l in ivops:
                a.setValue(int(j))
                process()
                sleep(0.002)

            for j, k, l in loops:
                b.setValue(int(k))
                process()
                sleep(0.002)
            process()
            b.setInvertedAppearance(False)
            process()
            for j, k, l in ivops:
                b.setValue(int(k))
                process()
                sleep(0.002)

            for j, k, l in loops:
                c.setValue(int(l))
                process()
                sleep(0.002)
            process()
            c.setInvertedAppearance(True)
            process()
            for j, k, l in ivops:
                c.setValue(int(l))
                process()
                sleep(0.002)

            process()
            b.setInvertedAppearance(True)
            process()
            for j, k, l in loops:
                b.setValue(int(k))
                process()
                sleep(0.002)
            process()
            b.setInvertedAppearance(False)
            process()
            for j, k, l in ivops:
                b.setValue(int(k))
                process()
                sleep(0.002)
            process()

            a.setInvertedAppearance(False)
            b.setInvertedAppearance(True)
            c.setInvertedAppearance(False)
        for j, k, l in loops:
            a.setValue(int(j))
            process()
            sleep(0.002)
        process()
        a.setInvertedAppearance(True)
        process()
        for j, k, l in ivops:
            a.setValue(int(j))
            process()
            sleep(0.002)

        # bars
        sleep(0.5)
        self.setMessage('Bars!')
        process()
        self.messageLabel.setStyleSheet('background-color: rgb(127,255,170);')
        for i in range(2):
            a.setValue(ax)
            time.sleep(0.65)
            a.setValue(am)
            sleep(0.25)
            process()
            b.setValue(bx)
            time.sleep(0.65)
            b.setValue(bm)
            sleep(0.25)
            process()
            c.setValue(cx)
            time.sleep(0.65)
            c.setValue(cm)
            sleep(0.25)
            process()
            b.setValue(bx)
            time.sleep(0.65)
            b.setValue(bm)
            sleep(0.25)
            process()

        # okay, enough
        process()
        a.setValue(ax)
        b.setValue(bx)
        c.setValue(cx)
        #a.setValue(am); b.setValue(bm); c.setValue(cm)
        a.setInvertedAppearance(False)
        b.setInvertedAppearance(True)
        c.setInvertedAppearance(False)
        self.lock(False)
        return

    def windDown(self, note=None):
        "silly deload on load"
        if note is None: note = 'Loading...'
        self.lock()
        self.setMessage(note)
        self.messageLabel.setStyleSheet('background-color: rgb(9, 190, 130);')
        a, b, c = self.encryptPbar, self.decryptPbar, self.hashPbar
        am, bm, cm = a.minimum(), b.minimum(), c.minimum()
        ax, bx, cx = a.maximum(), b.maximum(), c.maximum()
        a.reset()
        b.reset()
        c.reset()
        loops = self._lerp((ax, bx, cx), (am, bm, cm), 100)
        for j, k, l in loops:
            a.setValue(int(j))
            b.setValue(int(k))
            c.setValue(int(l))
            app.processEvents()
            time.sleep(0.02)
        a.reset()
        b.reset()
        c.reset()
        self.lock(False)
        self.clearMessage()

    def genHash(self, action):
        "generate hash of selected file and display it"
        name, t0 = self.getName(), time.perf_counter()

        # mark what hash was used in the drop-down menu
        for i in self.hashButton.menu().actions():
            if i == action: i.setIconVisibleInMenu(True)
            else: i.setIconVisibleInMenu(False)

        if str(action.text()) == 'Party':
            self.weeeeeee()
            self.windDown('Winding down...')
            return
        if not name:
            self.setMessage('No file selected')
            return
        if not os.path.exists(os.path.join(self.path, name)):
            self.setMessage('File does not exist')
            return

        self.lock()
        hsh = self.hashFile(os.path.join(self.path, name),
                            getattr(hashlib, str(action.text())))
        self.lock(False)
        #hsh = str(action.text()) + ': ' + hsh
        self.hashLabel.setText(hsh)
        self.hashLabel.setToolTip(hsh)
        self.extraLabel.setText(
            str(action.text()) + ' hash took ' +
            self.secs_fmt(time.perf_counter() - t0))

    def setCancel(self):
        "cancel operation"
        self._requestStop = True

    def showCancelButton(self, state=False):
        "show/hide cancel button"
        self.cancelButton.blockSignals(not state)
        self.cancelButton.setEnabled(state)
        if state:
            self.cancelButton.show()
            self.keyInput.hide()
            self.genKeyButton.hide()
            self.keySizeSB.hide()
        else:
            self.cancelButton.hide()
            self.keyInput.show()
            self.genKeyButton.show()
            self.keySizeSB.show()

    def hashFile(self, fn, hasher):
        "returns the hash value of a file"
        hsh, blksize = hasher(), self.blksize
        fsz, csz = os.path.getsize(fn), 0.0

        self.hashPbar.reset()
        self.showCancelButton(True)
        prog, title = '(# {:.02%}) {}', self.windowTitle()
        with open(fn, 'rb') as f:
            while 1:
                blk = f.read(blksize)
                if not blk: break
                hsh.update(blk)

                csz += blksize
                self.hashPbar.setValue(int(round(csz * 100.0 / fsz)))
                app.processEvents()
                self.setWindowTitle(prog.format(csz / fsz, title))
                if self._requestStop: break

        self.hashPbar.setValue(self.hashPbar.maximum())
        self.setWindowTitle(title)
        self.showCancelButton(False)

        if self._requestStop:
            self.setMessage('Hashing canceled!')
            self.hashPbar.setValue(self.hashPbar.minimum())
            self._requestStop = False
            return
        return hsh.hexdigest()

    def hashKey(self, key, salt=b''):
        "hashes a key for encrypting/decrypting file"
        salt = salt.encode() if type(salt) != bytes else salt
        key = key.encode() if type(key) != bytes else key
        p = app.processEvents
        self.setMessage('Key Hashing...', col=(226, 182, 249))
        p()
        key = hashlib.pbkdf2_hmac('sha512', key, salt, 444401)
        p()
        self.clearMessage()
        p()
        return hashlib.sha3_256(key).digest()  # AES requires a 32 char key

    def encrypt(self):
        "encrypt selected file with key"
        name, t0 = self.getName(), time.perf_counter()
        if not name:
            self.setMessage('No file selected')
            return
        if not os.path.exists(os.path.join(self.path, name)):
            self.setMessage('File does not exist')
            return
        key = str(self.keyInput.text())
        if len(key) < self.minKeyLen:
            self.setMessage(('Key must be at least '
                             '{} characters long').format(self.minKeyLen))
            return

        self.lock()
        gn = self.encryptFile(key, os.path.join(self.path, name))
        if not gn:
            self.lock(False)
            return
        self.encrypted.append(os.path.basename(gn))
        self.lock(False)

        self.populateTable(self.path)  # repopulate folder list
        bn, tt = os.path.basename(gn), time.perf_counter() - t0
        self.setMessage('Encrypted, saved "{}"'.format(bn, 13))
        self.extraLabel.setText('Encrypting took ' + self.secs_fmt(tt))

    def encryptFile(self, key, fn):
        "encrypts a file using AES (MODE_GCM)"
        chars = ''.join(map(chr, range(256))).encode()
        chk = AES.block_size
        sample = random.sample
        iv = bytes(sample(chars, chk * 2))
        salt = bytes(sample(chars * 2, 256))

        vault = AES.new(self.hashKey(key, salt), AES.MODE_GCM, iv)
        fsz = os.path.getsize(fn)
        del key
        blksize = self.blksize
        gn = fn + self.ext

        fne = os.path.basename(fn).encode()
        fnz = len(fne)
        if len(fne) % chk: fne += bytes(sample(chars, chk - len(fne) % chk))

        csz = 0.0  # current processed value
        self.encryptPbar.reset()
        prog, title = '({:.02%}) {}', self.windowTitle()
        self.showCancelButton(True)

        with open(fn, 'rb') as src, open(gn, 'wb') as dst:
            dst.write(bytes([0] * 16))  # spacer for MAC written at end
            dst.write(iv)
            dst.write(salt)  # store iv, salt
            # is it safe to store MAC, iv, salt plain right in file?
            # can't really store them encrypted,
            # or elsewhere in this model of single file encryption?
            # can't have another file for the file to lug around

            # store file size, file name length
            dst.write(vault.encrypt(struct.pack('<2Q', fsz, fnz)))
            dst.write(vault.encrypt(fne))  # store filename

            while 1:
                dat = src.read(blksize)
                if not dat: break
                elif len(dat) % chk:  # add padding
                    fil = chk - len(dat) % chk
                    dat += bytes(sample(chars, fil))
                dst.write(vault.encrypt(dat))

                csz += blksize  # show progress
                self.encryptPbar.setValue(int(round(csz * 100.0 / fsz)))
                self.setWindowTitle(prog.format(csz / fsz, title))
                app.processEvents()

                if self._requestStop: break
            if not self._requestStop:
                stuf = random.randrange(23)  # pack in more stuffing
                fing = b''.join(bytes(sample(chars, 16)) for i in range(stuf))
                dst.write(vault.encrypt(fing))  # and for annoyance

                dst.seek(0)
                dst.write(vault.digest())  # write MAC
                self.hashLabel.setText('MAC: ' + vault.hexdigest())

        self.encryptPbar.setValue(self.encryptPbar.maximum())
        self.setWindowTitle(title)
        self.showCancelButton(False)

        if self._requestStop:
            self.setMessage('Encryption canceled!')
            self.encryptPbar.setValue(self.encryptPbar.minimum())
            self._requestStop = False
            os.remove(gn)
            return
        return gn

    def decrypt(self):
        "encrypt selected file with key"
        name, t0 = self.getName(), time.perf_counter()
        if not name:
            self.setMessage('No file selected')
            return
        if not os.path.exists(os.path.join(self.path, name)):
            self.setMessage('File does not exist')
            return
        key = str(self.keyInput.text())
        if len(key) < self.minKeyLen:
            self.setMessage(('Key must be at least '
                             '{} characters long').format(self.minKeyLen))
            return

        self.lock()
        gn = self.decryptFile(key, os.path.join(self.path, name))
        if not gn:
            self.lock(False)
            return
        self.decrypted.append(os.path.basename(gn))
        self.lock(False)

        self.populateTable(self.path)  # repopulate folder list
        bn, tt = os.path.basename(gn), time.perf_counter() - t0
        self.setMessage('Decrypted, saved "{}"'.format(bn, 13))
        self.extraLabel.setText('Decrypting took ' + self.secs_fmt(tt))

    def decryptFile(self, key, fn):
        "decrypts a file using AES (MODE_GCM)"
        blksize = self.blksize
        gn = hashlib.md5(os.path.basename(fn).encode()).hexdigest()
        gn = os.path.join(self.path, gn)  # temporary name
        if os.path.exists(gn):
            self.setMessage('file already exists')
            return

        self.decryptPbar.reset()
        csz = 0.0  # current processed value
        chk, fnsz = AES.block_size, os.path.getsize(fn)
        prog, title = '({:.02%}) {}', self.windowTitle()
        try:
            with open(fn, 'rb') as src, open(gn, 'wb') as dst:
                # extract iv, salt
                MAC = src.read(16)
                iv = src.read(AES.block_size * 2)
                salt = src.read(256)
                vault = AES.new(self.hashKey(key, salt), AES.MODE_GCM, iv)
                self.showCancelButton(True)

                # extract file size, file name length
                sizes = src.read(struct.calcsize('<2Q'))
                fsz, fnz = struct.unpack('<2Q', vault.decrypt(sizes))

                # extract filename; round up fnz to nearest chk
                rnz = fnz if not fnz % chk else fnz + chk - fnz % chk
                rfn = vault.decrypt(src.read(rnz))[:fnz].decode()
                self.setMessage('Found "{}"'.format(rfn), 13, (255, 211, 127))

                while 1:
                    dat = src.read(blksize)
                    if not dat: break
                    dst.write(vault.decrypt(dat))

                    csz += blksize  # show progress
                    self.decryptPbar.setValue(int(round(csz * 100.0 / fnsz)))
                    self.setWindowTitle(prog.format(1 - (csz / fnsz), title))
                    app.processEvents()
                    if self._requestStop: break

                if not self._requestStop: dst.truncate(fsz)  # remove padding
            if not self._requestStop:
                vault.verify(MAC)
                self.hashLabel.setText('')

        except (ValueError, KeyError) as err:
            os.remove(gn)
            self.setMessage('Invalid decryption!')
            self.setWindowTitle(title)
            self.showCancelButton(False)
            return
        except Exception as err:
            os.remove(gn)
            self.setMessage('Invalid key or file!')
            self.setWindowTitle(title)
            self.showCancelButton(False)
            return
        self.decryptPbar.setValue(self.decryptPbar.maximum())
        self.setWindowTitle(title)
        self.showCancelButton(False)

        if self._requestStop:
            self.setMessage('Decryption canceled!')
            self.decryptPbar.setValue(self.decryptPbar.minimum())
            self._requestStop = False
            os.remove(gn)
            return

        # restore original file name
        name, ext = os.path.splitext(rfn)
        count = 1
        fn = os.path.join(self.path, name + ext)
        while os.path.exists(fn):
            fn = os.path.join(self.path, name + '_{}'.format(count) + ext)
            count += 1
        os.rename(gn, fn)  # restore original name
        return fn  # saved name

    def copyKeyHash(self, action):
        "copies either the key or the hash to clipboard"
        act = str(action.text()).lower()

        if 'key' in act: txt = str(self.keyInput.text())
        elif 'hash' in act: txt = str(self.hashLabel.text())
        else:
            self.setMessage('Invalid copy selection')
            return

        if not txt:
            self.setMessage('Empty text; Nothing to copy')
            return

        if 'key' in act: self.setMessage('Key copied to clipboard')
        elif 'hash' in act: self.setMessage('Hash copied to clipboard')
        else:
            self.setMessage('Invalid copy selection')
            return

        self.clipboard.clear()
        self.clipboard.setText(txt)

    def secs_fmt(self, s):
        "6357 -> '1h 45m 57s'"
        Y, D, H, M = 31556952, 86400, 3600, 60
        y = int(s // Y)
        s -= y * Y
        d = int(s // D)
        s -= d * D
        h = int(s // H)
        s -= h * H
        m = int(s // M)
        s -= m * M

        r = (str(int(s)) if int(s) == s else str(round(s, 3))) + 's'

        if m: r = str(m) + 'm ' + r
        if h: r = str(h) + 'h ' + r
        if d: r = str(d) + 'd ' + r
        if y: r = str(y) + 'y ' + r
        return r.strip()

    def closeEvent(self, event):
        self.clipboard.clear()

    def setup(self):
        "constructs the gui"
        Fixed = QSizePolicy()
        MinimumExpanding = QSizePolicy(QSizePolicy.MinimumExpanding,
                                       QSizePolicy.MinimumExpanding)
        self.minKeyLen = 8
        self.maxKeyLen = 4096

        self.splitter = QSplitter(self)
        self.splitter.setOrientation(Qt.Horizontal)
        self.splitter.splitterMoved.connect(self.splitterChanged)

        # left column
        self.leftColumn = QWidget()
        self.vl01 = QVBoxLayout()

        # left column - first item (0; horizonal layout 0)
        self.hl00 = QHBoxLayout()
        self.hl00.setSpacing(5)

        self.openButton = QPushButton('&Open')
        self.openButton.setToolTip('Open folder')
        self.openButton.setMinimumSize(60, 20)
        self.openButton.setMaximumSize(60, 20)
        self.openButton.setSizePolicy(Fixed)
        self.openButton.clicked.connect(self.getFolder)
        #ico = self.style().standardIcon(QStyle.SP_DirIcon)
        #self.openButton.setIcon(ico)

        self.folderLabel = QLabel()
        self.folderLabel.setMinimumSize(135, 20)
        self.folderLabel.setMaximumSize(16777215, 20)
        self.folderLabel.setSizePolicy(MinimumExpanding)
        self.hl00.insertWidget(0, self.openButton)
        self.hl00.insertWidget(1, self.folderLabel)

        # left column - second item (1)
        self.folderTable = QTableWidget()
        self.folderTable.setMinimumSize(200, 32)
        self.folderTable.horizontalHeader().setVisible(False)
        self.folderTable.horizontalHeader().setStretchLastSection(True)
        self.folderTable.verticalHeader().setVisible(False)
        self.folderTable.verticalHeader().setDefaultSectionSize(15)
        self.folderTable.itemChanged.connect(self.editFileName)

        # left column - third item (2)
        self.extraLabel = QLabel()
        self.extraLabel.setMinimumSize(200, 20)
        self.extraLabel.setMaximumSize(16777215, 20)
        self.extraLabel.setSizePolicy(MinimumExpanding)
        self.extraLabel.setTextInteractionFlags(Qt.LinksAccessibleByMouse)

        # finalize left column
        self.vl01.insertLayout(0, self.hl00)
        self.vl01.insertWidget(1, self.folderTable)
        self.vl01.insertWidget(2, self.extraLabel)
        self.leftColumn.setLayout(self.vl01)

        # right column
        self.rightColumn = QWidget()
        self.vl02 = QVBoxLayout()

        # right column - first item (0)
        self.messageLabel = QLabel()
        self.messageLabel.setMinimumSize(290, 20)
        self.messageLabel.setMaximumSize(16777215, 20)
        self.messageLabel.setSizePolicy(MinimumExpanding)
        self.messageLabel.setAlignment(Qt.AlignCenter)

        # right column - second item (2; horizontal layout 1)
        self.hl01 = QHBoxLayout()
        self.hl01.setSpacing(5)

        self.encryptButton = QPushButton('&Encrypt')  #\U0001F512
        self.encryptButton.setToolTip('Encrypt selected file')
        self.encryptButton.setMinimumSize(60, 20)
        self.encryptButton.setMaximumSize(60, 20)
        self.encryptButton.setSizePolicy(Fixed)
        self.encryptButton.clicked.connect(self.encrypt)

        self.encryptPbar = QProgressBar()
        self.encryptPbar.setMinimumSize(225, 20)
        self.encryptPbar.setMaximumSize(16777215, 20)
        self.encryptPbar.setSizePolicy(MinimumExpanding)
        self.encryptPbar.setTextVisible(False)

        palette = self.encryptPbar.palette()  # color of progress bar
        color = QColor(211, 70, 0)
        palette.setColor(QPalette.Highlight, color)
        self.encryptPbar.setPalette(palette)

        self.hl01.insertWidget(0, self.encryptButton)
        self.hl01.insertWidget(1, self.encryptPbar)

        # right column - third item (3; horizontal layout 2)
        self.hl02 = QHBoxLayout()
        self.hl02.setSpacing(5)

        self.cancelButton = QPushButton('C&ANCEL')
        self.cancelButton.setToolTip('Cancels current operation')
        self.cancelButton.setMinimumSize(70, 24)
        self.cancelButton.setMaximumSize(70, 24)
        self.cancelButton.setSizePolicy(Fixed)
        self.cancelButton.clicked.connect(self.setCancel)
        font = self.cancelButton.font()
        font.setBold(True)
        self.cancelButton.setFont(font)
        self.cancelButton.blockSignals(True)
        self.cancelButton.setEnabled(False)
        self.cancelButton.hide()
        self._requestStop = False

        self.keyInput = QLineEdit()
        self.keyInput.setMinimumSize(225, 20)
        self.keyInput.setMaximumSize(16777215, 20)
        self.keyInput.setSizePolicy(MinimumExpanding)
        self.keyInput.setPlaceholderText('key')
        self.keyInput.setMaxLength(self.maxKeyLen)
        self.keyInput.setAlignment(Qt.AlignCenter)
        self.keyInput.textEdited.connect(self.showKeyLen)

        self.genKeyButton = QPushButton('&Gen Key')  #\U0001F511
        self.genKeyButton.setToolTip('Generate a random key')
        self.genKeyButton.setMinimumSize(60, 20)
        self.genKeyButton.setMaximumSize(60, 20)
        self.genKeyButton.setSizePolicy(Fixed)
        self.genKeyButton.clicked.connect(self.genKey)

        self.keySizeSB = QSpinBox()
        self.keySizeSB.setToolTip('Length of key to generate')
        self.keySizeSB.setRange(32, 1024)
        self.keySizeSB.setMinimumSize(40, 20)
        self.keySizeSB.setMaximumSize(40, 20)
        self.keySizeSB.setSizePolicy(Fixed)
        self.keySizeSB.setAlignment(Qt.AlignCenter)
        self.keySizeSB.setButtonSymbols(QSpinBox.NoButtons)
        self.keySizeSB.setWrapping(True)

        self.hl02.insertWidget(0, self.cancelButton)
        self.hl02.insertWidget(1, self.keyInput)
        self.hl02.insertWidget(2, self.genKeyButton)
        self.hl02.insertWidget(3, self.keySizeSB)

        # right column - fourth item (4; horizontal layout 3)
        self.hl03 = QHBoxLayout()
        self.hl03.setSpacing(5)

        self.decryptButton = QPushButton('&Decrypt')  #\U0001F513
        self.decryptButton.setToolTip('Decrypt selected file')
        self.decryptButton.setMinimumSize(60, 20)
        self.decryptButton.setMaximumSize(60, 20)
        self.decryptButton.setSizePolicy(Fixed)
        self.decryptButton.clicked.connect(self.decrypt)

        self.decryptPbar = QProgressBar()
        self.decryptPbar.setMinimumSize(225, 20)
        self.decryptPbar.setMaximumSize(16777215, 20)
        self.decryptPbar.setSizePolicy(MinimumExpanding)
        self.decryptPbar.setTextVisible(False)
        self.decryptPbar.setInvertedAppearance(True)

        palette = self.decryptPbar.palette()  # color of progress bar
        color = QColor(0, 170, 255)
        palette.setColor(QPalette.Highlight, color)
        self.decryptPbar.setPalette(palette)

        self.hl03.insertWidget(0, self.decryptButton)
        self.hl03.insertWidget(1, self.decryptPbar)

        # right column - fifth item (7; horizontal layout 4)
        self.hl04 = QHBoxLayout()
        self.hl04.setSpacing(5)

        self.showKeyCB = QCheckBox('&Show Key')
        self.showKeyCB.setToolTip('Show/Hide key value')
        self.showKeyCB.setMinimumSize(75, 20)
        self.showKeyCB.setMaximumSize(75, 20)
        self.showKeyCB.setSizePolicy(Fixed)
        self.showKeyCB.clicked.connect(self.showKey)
        self.showKeyCB.setChecked(True)

        self.hashPbar = QProgressBar()
        self.hashPbar.setMinimumSize(150, 20)
        self.hashPbar.setMaximumSize(16777215, 20)
        self.hashPbar.setSizePolicy(MinimumExpanding)
        self.hashPbar.setTextVisible(False)

        palette = self.hashPbar.palette()  # color of progress bar
        color = QColor(31, 120, 73)
        palette.setColor(QPalette.Highlight, color)
        self.hashPbar.setPalette(palette)

        self.hashButton = QPushButton('&Hash')
        self.hashButton.setToolTip('Determine file hash')
        self.hashButton.setMinimumSize(60, 20)
        self.hashButton.setMaximumSize(60, 20)
        self.hashButton.setSizePolicy(Fixed)

        menu = QMenu(self.hashButton)
        ico = self.style().standardIcon(QStyle.SP_DialogYesButton)
        for alg in sorted(
                filter(lambda x: 'shake' not in x,
                       hashlib.algorithms_guaranteed),
                key=lambda n:
            (len(n), sorted(hashlib.algorithms_guaranteed).index(n))):
            menu.addAction(
                ico, alg
            )  # drop shake algs as their .hexdigest requires an argument - the rest don't
        menu.addAction(ico, 'Party')
        for i in menu.actions():
            i.setIconVisibleInMenu(False)
        self.hashButton.setMenu(menu)
        menu.triggered.connect(self.genHash)

        self.hl04.insertWidget(0, self.showKeyCB)
        self.hl04.insertWidget(1, self.hashPbar)
        self.hl04.insertWidget(2, self.hashButton)

        # right column - sixth item (8; horizontal layout 5)
        self.hl05 = QHBoxLayout()
        self.hl05.setSpacing(5)

        self.copyButton = QPushButton('&Copy')  #\U0001F4CB
        self.copyButton.setToolTip('Copy key or hash to clipboard')
        self.copyButton.setMinimumSize(60, 20)
        self.copyButton.setMaximumSize(60, 20)
        self.copyButton.setSizePolicy(Fixed)

        menu2 = QMenu(self.copyButton)
        menu2.addAction('Copy Key')
        menu2.addAction('Copy Hash')
        self.copyButton.setMenu(menu2)
        menu2.triggered.connect(self.copyKeyHash)

        self.hashLabel = QLabel()
        self.hashLabel.setMinimumSize(225, 20)
        self.hashLabel.setMaximumSize(16777215, 20)
        self.hashLabel.setSizePolicy(MinimumExpanding)
        self.hashLabel.setTextFormat(Qt.PlainText)
        self.hashLabel.setAlignment(Qt.AlignCenter)
        self.hashLabel.setTextInteractionFlags(Qt.TextSelectableByMouse)

        self.hl05.insertWidget(0, self.copyButton)
        self.hl05.insertWidget(1, self.hashLabel)

        # finalize right column
        self.vl02.insertWidget(0, self.messageLabel)
        self.vl02.insertSpacerItem(1, QSpacerItem(0, 0))
        self.vl02.insertLayout(2, self.hl01)
        self.vl02.insertLayout(3, self.hl02)
        self.vl02.insertLayout(4, self.hl03)
        self.vl02.insertSpacerItem(5, QSpacerItem(0, 0))
        self.vl02.insertWidget(6, QFrame())
        self.vl02.insertLayout(7, self.hl04)
        self.vl02.insertLayout(8, self.hl05)
        self.rightColumn.setLayout(self.vl02)

        # finalize main window
        self.splitter.insertWidget(0, self.leftColumn)
        self.splitter.insertWidget(1, self.rightColumn)

        layout = QHBoxLayout(self)
        layout.addWidget(self.splitter)
        self.setLayout(layout)

        self.setWindowTitle('Simple File Encryptor/Decryptor')
        self.resize(self.sizeHint())
예제 #3
0
class TimekeepingPropertiesDialog(QDialog):
    def __init__(self):
        super().__init__(GlobalAccess().get_main_window())
        self.time_format = 'hh:mm:ss'

    def exec_(self):
        self.init_ui()
        return super().exec_()

    def init_ui(self):
        # self.setFixedWidth(500)
        self.setWindowTitle(_('Timekeeping settings'))
        # self.setWindowIcon(QIcon(icon_dir('sportident.png')))
        self.setSizeGripEnabled(False)
        self.setModal(True)

        self.tab_widget = QTabWidget()

        # timekeeping tab
        self.timekeeping_tab = QWidget()
        self.tk_layout = QFormLayout()

        self.label_zero_time = QLabel(_('Zero time'))
        self.item_zero_time = QTimeEdit()
        self.item_zero_time.setDisplayFormat("HH:mm")
        self.item_zero_time.setMaximumSize(60, 20)
        self.item_zero_time.setDisabled(True)
        self.tk_layout.addRow(self.label_zero_time, self.item_zero_time)

        self.label_si_port = QLabel(_('Available Ports'))
        self.item_si_port = AdvComboBox()
        self.item_si_port.addItems(SIReaderClient().get_ports())
        self.tk_layout.addRow(self.label_si_port, self.item_si_port)

        self.start_group_box = QGroupBox(_('Start time'))
        self.start_layout = QFormLayout()
        self.item_start_protocol = QRadioButton(_('From protocol'))
        self.start_layout.addRow(self.item_start_protocol)
        self.item_start_station = QRadioButton(_('Start station'))
        self.start_layout.addRow(self.item_start_station)
        self.item_start_cp = QRadioButton(_('Control point'))
        self.item_start_cp_value = QSpinBox()
        self.item_start_cp_value.setMaximumSize(60, 20)
        self.start_layout.addRow(self.item_start_cp, self.item_start_cp_value)
        self.item_start_gate = QRadioButton(_('Start gate'))
        self.item_start_gate.setDisabled(True)
        self.start_layout.addRow(self.item_start_gate)
        self.start_group_box.setLayout(self.start_layout)
        self.tk_layout.addRow(self.start_group_box)

        self.finish_group_box = QGroupBox(_('Finish time'))
        self.finish_layout = QFormLayout()
        self.item_finish_station = QRadioButton(_('Finish station'))
        self.finish_layout.addRow(self.item_finish_station)
        self.item_finish_cp = QRadioButton(_('Control point'))
        self.item_finish_cp_value = QSpinBox()
        self.item_finish_cp_value.setMinimum(-1)
        self.item_finish_cp_value.setMaximumSize(60, 20)
        self.finish_layout.addRow(self.item_finish_cp, self.item_finish_cp_value)
        self.item_finish_beam = QRadioButton(_('Light beam'))
        self.item_finish_beam.setDisabled(True)
        self.finish_layout.addRow(self.item_finish_beam)
        self.finish_group_box.setLayout(self.finish_layout)
        self.tk_layout.addRow(self.finish_group_box)

        self.chip_reading_box = QGroupBox(_('Assigning a chip when reading'))
        self.chip_reading_layout = QFormLayout()
        self.chip_reading_off = QRadioButton(_('Off'))
        self.chip_reading_layout.addRow(self.chip_reading_off)
        self.chip_reading_unknown = QRadioButton(_('Only unknown members'))
        self.chip_reading_layout.addRow(self.chip_reading_unknown)
        self.chip_reading_always = QRadioButton(_('Always'))
        self.chip_reading_layout.addRow(self.chip_reading_always)
        self.chip_reading_autocreate = QRadioButton(_('Athlete auto create'))
        self.chip_reading_layout.addRow(self.chip_reading_autocreate)
        self.chip_reading_box.setLayout(self.chip_reading_layout)
        self.tk_layout.addRow(self.chip_reading_box)

        self.chip_duplicate_box = QGroupBox(_('Several readout of chip'))
        self.chip_duplicate_layout = QFormLayout()
        self.chip_duplicate_serveral_results = QRadioButton(_('Several results'))
        self.chip_duplicate_layout.addRow(self.chip_duplicate_serveral_results)
        self.chip_duplicate_bib_request = QRadioButton(_('Ask for a bib when re-reading the card'))
        self.chip_duplicate_layout.addRow(self.chip_duplicate_bib_request)
        self.chip_duplicate_relay_find_leg = QRadioButton(_('Find next relay leg'))
        self.chip_duplicate_layout.addRow(self.chip_duplicate_relay_find_leg)
        self.chip_duplicate_merge = QRadioButton(_('Merge punches'))
        self.chip_duplicate_layout.addRow(self.chip_duplicate_merge)
        self.chip_duplicate_box.setLayout(self.chip_duplicate_layout)
        self.tk_layout.addRow(self.chip_duplicate_box)

        self.assignment_mode = QCheckBox(_('Assignment mode'))
        self.assignment_mode.stateChanged.connect(self.on_assignment_mode)
        self.tk_layout.addRow(self.assignment_mode)

        self.timekeeping_tab.setLayout(self.tk_layout)

        # result processing tab
        self.result_proc_tab = QWidget()
        self.result_proc_layout = QFormLayout()
        self.rp_time_radio = QRadioButton(_('by time'))
        self.result_proc_layout.addRow(self.rp_time_radio)
        self.rp_scores_radio = QRadioButton(_('by scores'))
        self.result_proc_layout.addRow(self.rp_scores_radio)

        self.rp_scores_group = QGroupBox()
        self.rp_scores_layout = QFormLayout(self.rp_scores_group)
        self.rp_rogain_scores_radio = QRadioButton(_('rogain scores'))
        self.rp_scores_layout.addRow(self.rp_rogain_scores_radio)
        self.rp_fixed_scores_radio = QRadioButton(_('fixed scores'))
        self.rp_fixed_scores_edit = QSpinBox()
        self.rp_fixed_scores_edit.setMaximumWidth(50)
        self.rp_scores_layout.addRow(self.rp_fixed_scores_radio, self.rp_fixed_scores_edit)
        self.rp_scores_minute_penalty_label = QLabel(_('minute penalty'))
        self.rp_scores_minute_penalty_edit = QSpinBox()
        self.rp_scores_minute_penalty_edit.setMaximumWidth(50)
        self.rp_scores_layout.addRow(self.rp_scores_minute_penalty_label, self.rp_scores_minute_penalty_edit)
        self.result_proc_layout.addRow(self.rp_scores_group)
        self.result_proc_tab.setLayout(self.result_proc_layout)

        # marked route settings
        self.marked_route_tab = QWidget()
        self.mr_layout = QFormLayout()
        self.mr_off_radio = QRadioButton(_('no penalty'))
        self.mr_layout.addRow(self.mr_off_radio)
        self.mr_time_radio = QRadioButton(_('penalty time'))
        self.mr_time_edit = QTimeEdit()
        self.mr_time_edit.setDisplayFormat(self.time_format)
        self.mr_layout.addRow(self.mr_time_radio, self.mr_time_edit)
        self.mr_laps_radio = QRadioButton(_('penalty laps'))
        self.mr_layout.addRow(self.mr_laps_radio)
        self.mr_counting_lap_check = QCheckBox(_('counting lap'))
        self.mr_counting_lap_check.setDisabled(True)  # TODO
        self.mr_layout.addRow(self.mr_counting_lap_check)
        self.mr_lap_station_check = QCheckBox(_('lap station'))
        self.mr_lap_station_check.setDisabled(True)  # TODO
        self.mr_lap_station_edit = QSpinBox()
        self.mr_lap_station_edit.setMaximumWidth(50)
        self.mr_layout.addRow(self.mr_lap_station_check, self.mr_lap_station_edit)
        self.mr_dont_dqs_check = QCheckBox(_("Don't disqualify"))
        self.mr_layout.addRow(self.mr_dont_dqs_check)
        self.mr_max_penalty_by_cp = QCheckBox(_("Max penalty = quantity of cp"))
        self.mr_layout.addRow(self.mr_max_penalty_by_cp)
        self.marked_route_tab.setLayout(self.mr_layout)

        # scores
        """
        Scores
            [ x ] scores array
                40, 37, 35, 33, ... 2, 1 [ Edit ]
            [   ] scores formula
                1000 -  1000 * result / leader [ Edit ]
        """
        self.scores_tab = QWidget()
        self.scores_layout = QFormLayout()
        self.scores_off = QRadioButton(_('scores off'))
        self.scores_array = QRadioButton(_('scores array'))
        self.scores_array_edit = QLineEdit()
        self.scores_formula = QRadioButton(_('scores formula'))
        self.scores_formula_edit = QLineEdit()
        self.scores_formula_hint = QLabel(_('scores formula hint'))
        self.scores_formula_hint.setWordWrap(True)
        self.scores_layout.addRow(self.scores_off)
        self.scores_layout.addRow(self.scores_array)
        self.scores_layout.addRow(self.scores_array_edit)
        self.scores_layout.addRow(self.scores_formula)
        self.scores_layout.addRow(self.scores_formula_edit)
        self.scores_layout.addRow(self.scores_formula_hint)
        self.scores_tab.setLayout(self.scores_layout)

        # time settings
        self.time_settings_tab = QWidget()
        self.time_settings_layout = QFormLayout()
        self.time_settings_accuracy_label = QLabel(_('Accuracy'))
        self.time_settings_accuracy_edit = QSpinBox()
        self.time_settings_accuracy_edit.setMaximumWidth(50)
        self.time_settings_accuracy_edit.setMaximum(3)
        self.time_settings_layout.addRow(self.time_settings_accuracy_label, self.time_settings_accuracy_edit)

        self.time_settings_format = QGroupBox()
        self.time_settings_format.setTitle(_('Format of competitions'))
        self.time_settings_format_less = QRadioButton(_('< 24'))
        self.time_settings_format_more = QRadioButton(_('> 24'))
        self.time_settings_format_layout = QFormLayout()
        self.time_settings_format_layout.addRow(self.time_settings_format_less)
        self.time_settings_format_layout.addRow(self.time_settings_format_more)
        self.time_settings_format.setLayout(self.time_settings_format_layout)
        self.time_settings_layout.addRow(self.time_settings_format)

        self.time_settings_tab.setLayout(self.time_settings_layout)

        self.tab_widget.addTab(self.timekeeping_tab, _('SPORTident (Sportiduino, ...) settings'))
        self.tab_widget.addTab(self.result_proc_tab, _('Result processing'))
        self.tab_widget.addTab(self.scores_tab, _('Scores'))
        self.tab_widget.addTab(self.marked_route_tab, _('Penalty calculation'))
        self.tab_widget.addTab(self.time_settings_tab, _('Time settings'))

        def cancel_changes():
            self.close()

        def apply_changes():
            try:
                self.apply_changes_impl()
            except Exception as e:
                logging.error(str(e))
            self.close()

        button_box = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
        self.button_ok = button_box.button(QDialogButtonBox.Ok)
        self.button_ok.setText(_('OK'))
        self.button_ok.clicked.connect(apply_changes)
        self.button_cancel = button_box.button(QDialogButtonBox.Cancel)
        self.button_cancel.setText(_('Cancel'))
        self.button_cancel.clicked.connect(cancel_changes)

        self.layout = QFormLayout(self)
        self.layout.addRow(self.tab_widget)
        self.layout.addRow(button_box)

        self.set_values_from_model()

        self.show()

    def on_assignment_mode(self):
        mode = False
        if self.assignment_mode.isChecked():
            mode = True
        self.start_group_box.setDisabled(mode)
        self.finish_group_box.setDisabled(mode)
        self.chip_reading_box.setDisabled(mode)
        self.chip_duplicate_box.setDisabled(mode)

    def set_values_from_model(self):
        cur_race = race()
        zero_time = cur_race.get_setting('system_zero_time', (8, 0, 0))
        start_source = cur_race.get_setting('system_start_source', 'protocol')
        start_cp_number = cur_race.get_setting('system_start_cp_number', 31)
        finish_source = cur_race.get_setting('system_finish_source', 'station')
        finish_cp_number = cur_race.get_setting('system_finish_cp_number', 90)
        assign_chip_reading = cur_race.get_setting('system_assign_chip_reading', 'off')
        duplicate_chip_processing = cur_race.get_setting('system_duplicate_chip_processing', 'several_results')
        assignment_mode = cur_race.get_setting('system_assignment_mode', False)
        si_port = cur_race.get_setting('system_port', '')

        self.item_zero_time.setTime(QTime(zero_time[0], zero_time[1]))

        self.item_si_port.setCurrentText(si_port)

        if start_source == 'protocol':
            self.item_start_protocol.setChecked(True)
        elif start_source == 'station':
            self.item_start_station.setChecked(True)
        elif start_source == 'cp':
            self.item_start_cp.setChecked(True)
        elif start_source == 'gate':
            self.item_start_gate.setChecked(True)

        self.item_start_cp_value.setValue(start_cp_number)

        if finish_source == 'station':
            self.item_finish_station.setChecked(True)
        elif finish_source == 'cp':
            self.item_finish_cp.setChecked(True)
        elif finish_source == 'beam':
            self.item_finish_beam.setChecked(True)

        self.item_finish_cp_value.setValue(finish_cp_number)

        if assign_chip_reading == 'off':
            self.chip_reading_off.setChecked(True)
        elif assign_chip_reading == 'only_unknown_members':
            self.chip_reading_unknown.setChecked(True)
        elif assign_chip_reading == 'always':
            self.chip_reading_always.setChecked(True)
        elif assign_chip_reading == 'autocreate':
            self.chip_reading_autocreate.setChecked(True)

        if duplicate_chip_processing == 'several_results':
            self.chip_duplicate_serveral_results.setChecked(True)
        elif duplicate_chip_processing == 'bib_request':
            self.chip_duplicate_bib_request.setChecked(True)
        elif duplicate_chip_processing == 'relay_find_leg':
            self.chip_duplicate_relay_find_leg.setChecked(True)
        elif duplicate_chip_processing == 'merge':
            self.chip_duplicate_merge.setChecked(True)

        self.assignment_mode.setChecked(assignment_mode)

        # result processing
        obj = cur_race
        rp_mode = obj.get_setting('result_processing_mode', 'time')
        rp_score_mode = obj.get_setting('result_processing_score_mode', 'rogain')
        rp_fixed_scores_value = obj.get_setting('result_processing_fixed_score_value', 1)
        rp_scores_minute_penalty = obj.get_setting('result_processing_scores_minute_penalty', 1)

        if rp_mode == 'time':
            self.rp_time_radio.setChecked(True)
        else:
            self.rp_scores_radio.setChecked(True)

        if rp_score_mode == 'rogain':
            self.rp_rogain_scores_radio.setChecked(True)
        else:
            self.rp_fixed_scores_radio.setChecked(True)

        self.rp_fixed_scores_edit.setValue(rp_fixed_scores_value)
        self.rp_scores_minute_penalty_edit.setValue(rp_scores_minute_penalty)

        # penalty calculation

        mr_mode = obj.get_setting('marked_route_mode', 'off')
        mr_penalty_time = OTime(msec=obj.get_setting('marked_route_penalty_time', 60000))
        mr_if_counting_lap = obj.get_setting('marked_route_if_counting_lap', True)
        mr_if_station_check = obj.get_setting('marked_route_if_station_check', False)
        mr_station_code = obj.get_setting('marked_route_station_code', 80)
        mr_if_dont_dsq_check = obj.get_setting('marked_route_dont_dsq', False)
        mr_if_max_penalty_by_cp = obj.get_setting('marked_route_max_penalty_by_cp', False)

        if mr_mode == 'off':
            self.mr_off_radio.setChecked(True)
        elif mr_mode == 'time':
            self.mr_time_radio.setChecked(True)
        else:
            self.mr_laps_radio.setChecked(True)

        self.mr_time_edit.setTime(mr_penalty_time.to_time())
        self.mr_counting_lap_check.setChecked(mr_if_counting_lap)
        self.mr_lap_station_check.setChecked(mr_if_station_check)
        self.mr_lap_station_edit.setValue(mr_station_code)
        self.mr_dont_dqs_check.setChecked(mr_if_dont_dsq_check)
        self.mr_max_penalty_by_cp.setChecked(mr_if_max_penalty_by_cp)

        # score settings

        scores_mode = obj.get_setting('scores_mode', 'off')
        scores_array = obj.get_setting('scores_array', '40,37,35,33,32,31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,'
                                                       '16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1')
        scores_formula = obj.get_setting('scores_formula', '200 - 100 * time / leader')

        if scores_mode == 'off':
            self.scores_off.setChecked(True)
        elif scores_mode == 'array':
            self.scores_array.setChecked(True)
        elif scores_mode == 'formula':
            self.scores_formula.setChecked(True)

        self.scores_array_edit.setText(scores_array)
        self.scores_formula_edit.setText(scores_formula)

        # time settings
        time_accuracy = obj.get_setting('time_accuracy', 0)
        time_format_24 = obj.get_setting('time_format_24', 'less24')

        self.time_settings_accuracy_edit.setValue(time_accuracy)
        if time_format_24 == 'less24':
            self.time_settings_format_less.setChecked(True)
        elif time_format_24 == 'more24':
            self.time_settings_format_more.setChecked(True)

    def apply_changes_impl(self):
        obj = race()

        start_source = 'protocol'
        if self.item_start_station.isChecked():
            start_source = 'station'
        elif self.item_start_cp.isChecked():
            start_source = 'cp'
        elif self.item_start_gate.isChecked():
            start_source = 'gate'

        finish_source = 'station'
        if self.item_finish_cp.isChecked():
            finish_source = 'cp'
        elif self.item_finish_beam.isChecked():
            finish_source = 'beam'

        assign_chip_reading = 'off'
        if self.chip_reading_unknown.isChecked():
            assign_chip_reading = 'only_unknown_members'
        elif self.chip_reading_always.isChecked():
            assign_chip_reading = 'always'
        elif self.chip_reading_autocreate.isChecked():
            assign_chip_reading = 'autocreate'

        duplicate_chip_processing = 'several_results'
        if self.chip_duplicate_bib_request.isChecked():
            duplicate_chip_processing = 'bib_request'
        elif self.chip_duplicate_relay_find_leg.isChecked():
            duplicate_chip_processing = 'relay_find_leg'
        elif self.chip_duplicate_merge.isChecked():
            duplicate_chip_processing = 'merge'

        start_cp_number = self.item_start_cp_value.value()
        finish_cp_number = self.item_finish_cp_value.value()

        old_start_cp_number = obj.get_setting('system_start_cp_number', 31)
        old_finish_cp_number = obj.get_setting('system_finish_cp_number', 90)

        if old_start_cp_number != start_cp_number or old_finish_cp_number != finish_cp_number:
            race().clear_results()

        obj.set_setting('system_port', self.item_si_port.currentText())

        obj.set_setting('system_start_source', start_source)
        obj.set_setting('system_finish_source', finish_source)

        obj.set_setting('system_start_cp_number', start_cp_number)
        obj.set_setting('system_finish_cp_number', finish_cp_number)

        obj.set_setting('system_assign_chip_reading', assign_chip_reading)

        obj.set_setting('system_duplicate_chip_processing', duplicate_chip_processing)
        obj.set_setting('system_assignment_mode', self.assignment_mode.isChecked())

        # result processing
        rp_mode = 'time'
        if self.rp_scores_radio.isChecked():
            rp_mode = 'scores'

        rp_score_mode = 'rogain'
        if self.rp_fixed_scores_radio.isChecked():
            rp_score_mode = 'fixed'

        rp_fixed_scores_value = self.rp_fixed_scores_edit.value()

        rp_scores_minute_penalty = self.rp_scores_minute_penalty_edit.value()

        obj.set_setting('result_processing_mode', rp_mode)
        obj.set_setting('result_processing_score_mode', rp_score_mode)
        obj.set_setting('result_processing_fixed_score_value', rp_fixed_scores_value)
        obj.set_setting('result_processing_scores_minute_penalty', rp_scores_minute_penalty)

        # marked route
        mr_mode = 'off'
        if self.mr_laps_radio.isChecked():
            mr_mode = 'laps'
        if self.mr_time_radio.isChecked():
            mr_mode = 'time'

        obj.set_setting('marked_route_mode', mr_mode)
        mr_penalty_time = time_to_otime(self.mr_time_edit.time()).to_msec()
        mr_if_counting_lap = self.mr_counting_lap_check.isChecked()
        mr_if_station_check = self.mr_lap_station_check.isChecked()
        mr_station_code = self.mr_lap_station_edit.value()
        mr_if_dont_dsq = self.mr_dont_dqs_check.isChecked()
        mr_if_max_penalty_by_cp = self.mr_max_penalty_by_cp.isChecked()

        obj.set_setting('marked_route_mode', mr_mode)
        obj.set_setting('marked_route_penalty_time', mr_penalty_time)
        obj.set_setting('marked_route_if_counting_lap', mr_if_counting_lap)
        obj.set_setting('marked_route_if_station_check', mr_if_station_check)
        obj.set_setting('marked_route_station_code', mr_station_code)
        obj.set_setting('marked_route_dont_dsq', mr_if_dont_dsq)
        obj.set_setting('marked_route_max_penalty_by_cp', mr_if_max_penalty_by_cp)

        # score settings

        scores_mode = 'off'
        if self.scores_array.isChecked():
            scores_mode = 'array'
        elif self.scores_formula.isChecked():
            scores_mode = 'formula'

        scores_array = self.scores_array_edit.text()
        scores_formula = self.scores_formula_edit.text()

        obj.set_setting('scores_mode', scores_mode)
        obj.set_setting('scores_array', scores_array)
        obj.set_setting('scores_formula', scores_formula)

        # time settings
        time_accuracy = self.time_settings_accuracy_edit.value()
        time_format_24 = 'less24'
        if self.time_settings_format_more.isChecked():
            time_format_24 = 'more24'

        obj.set_setting('time_accuracy', time_accuracy)
        obj.set_setting('time_format_24', time_format_24)

        ResultCalculation(race()).process_results()