Merge pull request #1 from AresValley/space_weather

Space weather

.gitignore

@@ -5,9 +5,7 @@ wav_converter.py
 to_do.txt
 csv_info.txt
 pyinstaller_cmd.txt
-icons_imgs
-TestData
 themes/.current_theme
 *.bat
 *.sh
-splash.jpg
+.vscode/

artemis.py

@@ -1,6 +1,5 @@
 from collections import namedtuple
 from functools import partial
-from glob import glob
 import webbrowser
 import os
 import sys
@@ -14,7 +13,6 @@ from PyQt5.QtWidgets import (QMainWindow,
                              QListWidgetItem,
                              QMessageBox,
                              QSplashScreen,
-                             QTreeView,
                              QTreeWidgetItem,)
 from PyQt5.QtGui import QPixmap
 from PyQt5 import uic
@@ -23,10 +21,9 @@ from PyQt5.QtCore import (QFileInfo,
                           pyqtSlot,)
 
 from audio_player import AudioPlayer
-
-from double_text_button import DoubleTextButton
+from space_weather_data import SpaceWeatherData
 from download_window import DownloadWindow
-
+from switchable_label import SwitchableLabelsIterable
 from constants import (Constants,
                        Ftype,
                        GfdType,
@@ -35,7 +32,6 @@ from constants import (Constants,
                        Messages,
                        Signal,)
 from themes import Theme
-
 from utilities import (checksum_ok,
                        uncheck_and_emit,
                        pop_up,
@@ -43,11 +39,10 @@ from utilities import (checksum_ok,
                        filters_ok,
                        is_undef_freq,
                        is_undef_band,
-                       change_unit,
                        format_numbers,
                        resource_path,)
 
-import icon_rc
+# import icon_rc
 
 qt_creator_file = resource_path("artemis.ui")
 Ui_MainWindow, _ = uic.loadUiType(qt_creator_file)
@@ -59,6 +54,7 @@ class Artemis(QMainWindow, Ui_MainWindow):
         self.setupUi(self)
         self.set_initial_size()
         self.download_window = DownloadWindow()
+        self.download_window.complete.connect(self.show_downloaded_signals)
         self.actionExit.triggered.connect(qApp.quit)
         self.action_update_database.triggered.connect(self.ask_if_download)
         self.action_check_db_ver.triggered.connect(self.check_db_ver)
@@ -66,6 +62,66 @@ class Artemis(QMainWindow, Ui_MainWindow):
         self.current_signal_name = ''
         self.signal_names = []
         self.total_signals = 0
+        self.switchable_r_labels = SwitchableLabelsIterable(self.r0_now_lbl,
+                                                            self.r1_now_lbl,
+                                                            self.r2_now_lbl,
+                                                            self.r3_now_lbl,
+                                                            self.r4_now_lbl,
+                                                            self.r5_now_lbl,)
+
+        self.switchable_s_labels = SwitchableLabelsIterable(self.s0_now_lbl,
+                                                            self.s1_now_lbl,
+                                                            self.s2_now_lbl,
+                                                            self.s3_now_lbl,
+                                                            self.s4_now_lbl,
+                                                            self.s5_now_lbl,)
+
+        self.switchable_g_now_labels = SwitchableLabelsIterable(self.g0_now_lbl,
+                                                                self.g1_now_lbl,
+                                                                self.g2_now_lbl,
+                                                                self.g3_now_lbl,
+                                                                self.g4_now_lbl,
+                                                                self.g5_now_lbl)
+
+        self.switchable_g_today_labels = SwitchableLabelsIterable(self.g0_today_lbl,
+                                                                  self.g1_today_lbl,
+                                                                  self.g2_today_lbl,
+                                                                  self.g3_today_lbl,
+                                                                  self.g4_today_lbl,
+                                                                  self.g5_today_lbl)
+
+        self.k_storm_labels = SwitchableLabelsIterable(self.k_ex_sev_storm_lbl,
+                                                       self.k_very_sev_storm_lbl,
+                                                       self.k_sev_storm_lbl,
+                                                       self.k_maj_storm_lbl,
+                                                       self.k_min_storm_lbl,
+                                                       self.k_active_lbl,
+                                                       self.k_unsettled_lbl,
+                                                       self.k_quiet_lbl,
+                                                       self.k_very_quiet_lbl,
+                                                       self.k_inactive_lbl)
+
+        self.a_storm_labels = SwitchableLabelsIterable(self.a_sev_storm_lbl,
+                                                       self.a_maj_storm_lbl,
+                                                       self.a_min_storm_lbl,
+                                                       self.a_active_lbl,
+                                                       self.a_unsettled_lbl,
+                                                       self.a_quiet_lbl)
+
+        self.forecast_labels = (self.forecast_lbl_0,
+                                self.forecast_lbl_1,
+                                self.forecast_lbl_2,
+                                self.forecast_lbl_3,
+                                self.forecast_lbl_4,
+                                self.forecast_lbl_5,
+                                self.forecast_lbl_6,
+                                self.forecast_lbl_7,
+                                self.forecast_lbl_8)
+
+        for lab in self.forecast_labels:
+            lab.set_default_stylesheet()
+
+        self.forecast_label_container.labels = self.forecast_labels
         self.theme = Theme(self)
 
         # Manage frequency filters.
@@ -346,13 +402,10 @@ class Artemis(QMainWindow, Ui_MainWindow):
 
 # ##########################################################################################
 
-        # self.load_db()
-
         # Left list widget and search bar.
         self.search_bar.textChanged.connect(self.display_signals)
         self.result_list.currentItemChanged.connect(self.display_specs)
         self.result_list.itemDoubleClicked.connect(lambda: self.main_tab.setCurrentWidget(self.signal_properties_tab))
-        # self.display_signals()
         self.audio_widget = AudioPlayer(self.play,
                                         self.pause,
                                         self.stop,
@@ -376,26 +429,186 @@ class Artemis(QMainWindow, Ui_MainWindow):
             BandLabel(self.ehf_left, self.ehf, self.ehf_right),
         ]
 
+        # Space weather
+        self.info_now_btn.clicked.connect(lambda : webbrowser.open(Constants.FORECAST_INFO))
+        self.update_now_bar.clicked.connect(self.start_update_space_weather)
+        self.update_now_bar.set_idle()
+        self.space_weather_data = SpaceWeatherData()
+        self.space_weather_data.update_complete.connect(self.update_space_weather)
+
 # Final operations.
         self.theme.initialize()
         self.load_db()
         self.display_signals()
-        self.show()
+
+    @pyqtSlot()
+    def start_update_space_weather(self):
+        if not self.space_weather_data.is_updating:
+            self.update_now_bar.set_updating()
+            self.space_weather_data.update()
+
+    @pyqtSlot(bool)
+    def update_space_weather(self, status_ok):
+        self.update_now_bar.set_idle()
+        if status_ok:
+            xray_long = float(self.space_weather_data.xray[-1][7])
+            format_text = lambda letter, power : letter + f"{xray_long * 10**power:.1f}"
+            if xray_long < 1e-8 and xray_long != -1.00e+05:
+                self.peak_flux_lbl.setText(format_text("<A", 8))
+            elif xray_long >= 1e-8 and xray_long < 1e-7:
+                self.peak_flux_lbl.setText(format_text("A", 8))
+            elif xray_long >= 1e-7 and xray_long < 1e-6:
+                self.peak_flux_lbl.setText(format_text("B", 7))
+            elif xray_long >= 1e-6 and xray_long < 1e-5:
+                self.peak_flux_lbl.setText(format_text("C", 6))
+            elif xray_long >= 1e-5 and xray_long < 1e-4:
+                self.peak_flux_lbl.setText(format_text("M", 5))
+            elif xray_long >= 1e-4:
+                self.peak_flux_lbl.setText(format_text("X", 4))
+            elif xray_long == -1.00e+05:
+                self.peak_flux_lbl.setText("No Data")
+
+            if xray_long < 1e-5 and xray_long != -1.00e+05:
+                self.switchable_r_labels.switch_on(self.r0_now_lbl)
+            elif xray_long >= 1e-5 and xray_long < 5e-5:
+                self.switchable_r_labels.switch_on(self.r1_now_lbl)
+            elif xray_long >= 5e-5 and xray_long < 1e-4:
+                self.switchable_r_labels.switch_on(self.r2_now_lbl)
+            elif xray_long >= 1e-4 and xray_long < 1e-3:
+                self.switchable_r_labels.switch_on(self.r3_now_lbl)
+            elif xray_long >= 1e-3 and xray_long < 2e-3:
+                self.switchable_r_labels.switch_on(self.r4_now_lbl)
+            elif xray_long >= 2e-3:
+                self.switchable_r_labels.switch_on(self.r5_now_lbl)
+            elif xray_long == -1.00e+05:
+                self.switchable_r_labels.switch_off_all()
+
+            pro10 = float(self.space_weather_data.prot_el[-1][8])
+            if pro10 < 10 and pro10 != -1.00e+05:
+                self.switchable_s_labels.switch_on(self.s0_now_lbl)
+            elif pro10 >= 10 and pro10 < 100:
+                self.switchable_s_labels.switch_on(self.s1_now_lbl)
+            elif pro10 >= 100 and pro10 < 1000:
+                self.switchable_s_labels.switch_on(self.s2_now_lbl)
+            elif pro10 >= 1000 and pro10 < 10000:
+                self.switchable_s_labels.switch_on(self.s3_now_lbl)
+            elif pro10 >= 10000 and pro10 < 100000:
+                self.switchable_s_labels.switch_on(self.s4_now_lbl)
+            elif pro10 >= 100000:
+                self.switchable_s_labels.switch_on(self.s5_now_lbl)
+            elif pro10 == -1.00e+05:
+                self.switchable_s_labels.switch_off_all()
+
+            k_index = int(self.space_weather_data.ak_index[8][11].replace('.', ''))
+            self.k_index_lbl.setText(str(k_index))
+            a_index = int(self.space_weather_data.ak_index[7][7].replace('.', ''))
+            self.a_index_lbl.setText(str(a_index))
+
+            if k_index == 0:
+                self.switchable_g_now_labels.switch_on(self.g0_now_lbl)
+                self.k_storm_labels.switch_on(self.k_inactive_lbl)
+            elif k_index == 1:
+                self.switchable_g_now_labels.switch_on(self.g0_now_lbl)
+                self.k_storm_labels.switch_on(self.k_very_quiet_lbl)
+            elif k_index == 2:
+                self.switchable_g_now_labels.switch_on(self.g0_now_lbl)
+                self.k_storm_labels.switch_on(self.k_quiet_lbl)
+            elif k_index == 3:
+                self.switchable_g_now_labels.switch_on(self.g0_now_lbl)
+                self.k_storm_labels.switch_on(self.k_unsettled_lbl)
+            elif k_index == 4:
+                self.switchable_g_now_labels.switch_on(self.g0_now_lbl)
+                self.k_storm_labels.switch_on(self.k_active_lbl)
+            elif k_index == 5:
+                self.switchable_g_now_labels.switch_on(self.g1_now_lbl)
+                self.k_storm_labels.switch_on(self.k_min_storm_lbl)
+            elif k_index == 6:
+                self.switchable_g_now_labels.switch_on(self.g2_now_lbl)
+                self.k_storm_labels.switch_on(self.k_maj_storm_lbl)
+            elif k_index == 7:
+                self.switchable_g_now_labels.switch_on(self.g3_now_lbl)
+                self.k_storm_labels.switch_on(self.k_sev_storm_lbl)
+            elif k_index == 8:
+                self.switchable_g_now_labels.switch_on(self.g4_now_lbl)
+                self.k_storm_labels.switch_on(self.k_very_sev_storm_lbl)
+            elif k_index == 9:
+                self.switchable_g_now_labels.switch_on(self.g5_now_lbl)
+                self.k_storm_labels.switch_on(self.k_ex_sev_storm_lbl)
+
+            if a_index >= 0 and a_index < 8:
+                self.a_storm_labels.switch_on(self.a_quiet_lbl)
+            elif a_index >= 8 and a_index < 16:
+                self.a_storm_labels.switch_on(self.a_unsettled_lbl)
+            elif a_index >= 16 and a_index < 30:
+                self.a_storm_labels.switch_on(self.a_active_lbl)
+            elif a_index >= 30 and a_index < 50:
+                self.a_storm_labels.switch_on(self.a_min_storm_lbl)
+            elif a_index >= 50 and a_index < 100:
+                self.a_storm_labels.switch_on(self.a_maj_storm_lbl)
+            elif a_index >= 100 and a_index < 400:
+                self.a_storm_labels.switch_on(self.a_sev_storm_lbl)
+
+            index = self.space_weather_data.geo_storm[6].index("was") + 1
+            k_index_24_hmax = int(self.space_weather_data.geo_storm[6][index])
+            if k_index_24_hmax == 0:
+                self.switchable_g_today_labels.switch_on(self.g0_today_lbl)
+                self.expected_noise_lbl.setText("  S0 - S1 (<-120 dBm)  ")
+            elif k_index_24_hmax == 1:
+                self.switchable_g_today_labels.switch_on(self.g0_today_lbl)
+                self.expected_noise_lbl.setText("  S0 - S1 (<-120 dBm)  ")
+            elif k_index_24_hmax == 2:
+                self.switchable_g_today_labels.switch_on(self.g0_today_lbl)
+                self.expected_noise_lbl.setText("  S1 - S2 (-115 dBm)  ")
+            elif k_index_24_hmax == 3:
+                self.switchable_g_today_labels.switch_on(self.g0_today_lbl)
+                self.expected_noise_lbl.setText("  S2 - S3 (-110 dBm)  ")
+            elif k_index_24_hmax == 4:
+                self.switchable_g_today_labels.switch_on(self.g0_today_lbl)
+                self.expected_noise_lbl.setText("  S3 - S4 (-100 dBm)  ")
+            elif k_index_24_hmax == 5:
+                self.switchable_g_today_labels.switch_on(self.g1_today_lbl)
+                self.expected_noise_lbl.setText("  S4 - S6 (-90 dBm)  ")
+            elif k_index_24_hmax == 6:
+                self.switchable_g_today_labels.switch_on(self.g2_today_lbl)
+                self.expected_noise_lbl.setText("  S6 - S9 (-80 dBm)  ")
+            elif k_index_24_hmax == 7:
+                self.switchable_g_today_labels.switch_on(self.g3_today_lbl)
+                self.expected_noise_lbl.setText("  S9 - S20 (>-60 dBm)  ")
+            elif k_index_24_hmax == 8:
+                self.switchable_g_today_labels.switch_on(self.g4_today_lbl)
+                self.expected_noise_lbl.setText("  S20 - S30 (>-60 dBm)  ")
+            elif k_index_24_hmax == 9:
+                self.switchable_g_today_labels.switch_on(self.g5_today_lbl)
+                self.expected_noise_lbl.setText("  S30+ (>>-60 dBm)  ")
+            self.expected_noise_lbl.switch_on()
+
+            val = int(self.space_weather_data.ak_index[7][2].replace('.', ''))
+            self.sfi_lbl.setText(f"{val}")
+            val = int([x[4] for x in self.space_weather_data.sgas if "SSN" in x][0])
+            self.sn_lbl.setText(f"{val:d}")
+
+            for label, pixmap in zip(self.forecast_labels, self.space_weather_data.images):
+                label.pixmap = pixmap
+                label.make_transparent()
+                label.apply_pixmap()
+        else:
+            pop_up(self, title = Messages.BAD_DOWNLOAD,
+                   text = Messages.BAD_DOWNLOAD_MSG).show()
+        self.space_weather_data.remove_data()
 
     @pyqtSlot()
     def go_to_gfd(self, by):
         query = "/?q="
-        if by == GfdType.FREQ:
+        if by is GfdType.FREQ:
             value_in_mhz = self.freq_gfd.value() * Constants.CONVERSION_FACTORS[self.unit_freq_gfd.currentText()] / Constants.CONVERSION_FACTORS["MHz"]
             query += str(value_in_mhz)
-        elif by == GfdType.LOC:
+        elif by is GfdType.LOC:
             query += self.gfd_line_edit.text()
         try:
             webbrowser.open(Constants.GFD_SITE + query.lower())
         except:
             pass
 
-
     @pyqtSlot(QListWidgetItem)
     def remove_if_unselected_modulation(self, item):
         if not item.isSelected():
@@ -417,7 +630,7 @@ class Artemis(QMainWindow, Ui_MainWindow):
     def show_matching_strings(self, list_elements, text):
         for index in range(list_elements.count()):
             item = list_elements.item(index)
-            if text.upper() in item.text() or item.isSelected():
+            if text.lower() in item.text().lower() or item.isSelected():
                 item.setHidden(False)
             else:
                 item.setHidden(True)
@@ -441,10 +654,8 @@ class Artemis(QMainWindow, Ui_MainWindow):
                         item.child(i).setSelected(True)
 
     def set_initial_size(self):
-        """
-        Function to handle high resolution screens. The function sets bigger sizes
-        for all the relevant fixed-size widgets.
-        """
+        """Function to handle high resolution screens. The function sets bigger sizes
+        for all the relevant fixed-size widgets."""
         d = QDesktopWidget().availableGeometry()
         w = d.width()
         h = d.height()
@@ -492,7 +703,6 @@ class Artemis(QMainWindow, Ui_MainWindow):
     @pyqtSlot()
     def download_db(self):
         if not self.download_window.isVisible():
-            self.download_window.download_thread.finished.connect(self.show_downloaded_signals)
             self.download_window.download_thread.start()
             self.download_window.show()
 
@@ -536,6 +746,8 @@ class Artemis(QMainWindow, Ui_MainWindow):
                                 text = Messages.NO_DB_AVAIL,
                                 informative_text = Messages.DOWNLOAD_NOW_QUESTION,
                                 is_question = True).exec()
+                if answer == QMessageBox.Yes:
+                    self.download_db()
             else:
                 try:
                     is_checksum_ok = checksum_ok(db, ChecksumWhat.DB)
@@ -546,7 +758,6 @@ class Artemis(QMainWindow, Ui_MainWindow):
                     if is_checksum_ok:
                         pop_up(self, title = Messages.DB_UP_TO_DATE,
                                text = Messages.DB_UP_TO_DATE_MSG).show()
-
                     else:
                         answer = pop_up(self, title = Messages.DB_NEW_VER,
                                         text = Messages.DB_NEW_VER_MSG,
@@ -557,10 +768,9 @@ class Artemis(QMainWindow, Ui_MainWindow):
 
     @pyqtSlot()
     def show_downloaded_signals(self):
-        if self.download_window.everything_ok:
-            self.search_bar.setEnabled(True)
-            self.load_db()
-            self.display_signals()
+        self.search_bar.setEnabled(True)
+        self.load_db()
+        self.display_signals()
 
     def load_db(self):
         names = Database.NAMES
@@ -585,7 +795,9 @@ class Artemis(QMainWindow, Ui_MainWindow):
             self.db.fillna(Constants.UNKNOWN, inplace = True)
             self.db[Signal.WIKI_CLICKED] = False
             self.update_status_tip(self.total_signals)
+            self.result_list.clear()
             self.result_list.addItems(self.signal_names)
+            self.result_list.setCurrentItem(None)
 
     @pyqtSlot()
     def set_min_value_upper_limit(self, lower_combo_box,
@@ -599,7 +811,6 @@ class Artemis(QMainWindow, Ui_MainWindow):
             lower_units = lower_combo_box.currentText()
             upper_units = upper_combo_box.currentText()
             lower_value = lower_spin_box.value()
-            upper_value = upper_spin_box.value()
             inf_limit = (lower_value * Constants.CONVERSION_FACTORS[lower_units]) \
                 // Constants.CONVERSION_FACTORS[upper_units]
             counter = 0
@@ -703,7 +914,7 @@ class Artemis(QMainWindow, Ui_MainWindow):
             else:
                 self.result_list.item(index).setHidden(True)
         # Remove selected item.
-        self.result_list.selectionModel().clear()
+        self.result_list.setCurrentItem(None)
         self.update_status_tip(available_signals)
 
     def update_status_tip(self, available_signals):
@@ -756,8 +967,15 @@ class Artemis(QMainWindow, Ui_MainWindow):
     @pyqtSlot()
     def reset_mode_filters(self):
         uncheck_and_emit(self.apply_remove_mode_filter_btn)
+        parents = Constants.MODES.keys()
+        selected_children = []
         for item in self.mode_tree_widget.selectedItems():
-            item.setSelected(False)
+            if item.text(0) in parents:
+                item.setSelected(False)
+            else:
+                selected_children.append(item)
+        for children in selected_children:
+            children.setSelected(False)
         if self.include_unknown_modes_btn.isChecked():
             self.include_unknown_modes_btn.setChecked(False)
 
@@ -877,7 +1095,6 @@ class Artemis(QMainWindow, Ui_MainWindow):
         selected_items = [item for item in self.mode_tree_widget.selectedItems()]
         selected_items_text = [i.text(0) for i in selected_items]
         parents = [item for item in selected_items_text if item in Constants.MODES.keys()]
-        children = [item for item in selected_items_text if item not in parents]
         ok = []
         for item in selected_items:
             if item.text(0) in parents:
@@ -1042,11 +1259,11 @@ class Artemis(QMainWindow, Ui_MainWindow):
 
 if __name__ == '__main__':
     my_app = QApplication(sys.argv)
-    img = QPixmap(":/icons/Artemis3.500px.png")
-    # img = img.scaled(600, 600, aspectRatioMode = Qt.KeepAspectRatio)
-    splash = QSplashScreen(img)
-    splash.show()
-    sleep(2)
-    w = Artemis()
-    splash.finish(w)
+    # img = QPixmap(":/icons/Artemis3.500px.png")
+    # splash = QSplashScreen(img)
+    # splash.show()
+    # sleep(2)
+    artemis = Artemis()
+    artemis.show()
+    # splash.finish(w)
     sys.exit(my_app.exec_())

clickable_progress_bar.py

@@ -0,0 +1,31 @@
+from PyQt5.QtWidgets import QProgressBar
+from PyQt5.QtCore import Qt, pyqtSignal
+from constants import Constants
+
+class ClickableProgressBar(QProgressBar):
+
+    clicked = pyqtSignal()
+
+    def __init__(self, parent = None):
+        self.__text = ''
+        super().__init__(parent)
+
+    def __set_text(self, text):
+        self.__text = text
+
+    def text(self):
+        return self.__text
+
+    def set_idle(self):
+        self.__set_text(Constants.CLICK_TO_UPDATE_STR)
+        self.setMaximum(self.minimum() + 1)
+
+    def set_updating(self):
+        self.__set_text(Constants.UPDATING_STR)
+        self.setMaximum(self.minimum())
+
+    def mousePressEvent(self, event):
+        if event.button() == Qt.LeftButton:
+            self.clicked.emit()
+        else:
+            super().mousePressEvent(event)

constants.py

@@ -67,50 +67,70 @@ class Database(object):
                  Signal.CATEGORY_CODE,)
 
 class Constants(object):
-    ACF_DOCS           = "https://aresvalley.com/documentation/"
-    SEARCH_LABEL_IMG   = "search_icon.png"
-    VOLUME_LABEL_IMG   = "volume.png"
-    DATA_FOLDER        = "Data"
-    SPECTRA_FOLDER     = "Spectra"
-    SPECTRA_EXT        = ".png"
-    AUDIO_FOLDER       = "Audio"
-    ACTIVE             = "active"
-    INACTIVE           = "inactive"
-    NOT_AVAILABLE      = "spectrumnotavailable.png"
-    NOT_SELECTED       = "nosignalselected.png"
-    __Band             = namedtuple("Band", ["lower", "upper"])
-    __ELF              = __Band(0, 30) # Formally it is (3, 30) Hz.
-    __SLF              = __Band(30, 300)
-    __ULF              = __Band(300, 3000)
-    __VLF              = __Band(3000, 30000)
-    __LF               = __Band(30 * 10**3, 300 * 10**3)
-    __MF               = __Band(300 * 10 ** 3, 3000 * 10**3)
-    __HF               = __Band(3 * 10**6, 30 * 10**6)
-    __VHF              = __Band(30 * 10**6, 300 * 10**6)
-    __UHF              = __Band(300 * 10**6, 3000 * 10**6)
-    __SHF              = __Band(3 * 10**9, 30 * 10**9)
-    __EHF              = __Band(30 * 10**9, 300 * 10**9)
-    BANDS              = (__ELF, __SLF, __ULF, __VLF, __LF, __MF, __HF, __VHF, __UHF, __SHF, __EHF)
-    MAX_DIGITS         = 3
-    RANGE_SEPARATOR    = ' ÷ '
-    GFD_SITE           = "http://qrg.globaltuners.com/"
-    CONVERSION_FACTORS = {"Hz" : 1,
-                          "kHz": 1000,
-                          "MHz": 1000000,
-                          "GHz": 1000000000}
-    MODES              = {"FM": ("NFM", "WFM"),
-                          "AM": (),
-                          "CW": (),
-                          "SK": ("FSK", "PSK", "MSK"),
-                          "SB": ("LSB", "USB", "DSB"),
-                          "Chirp Spread Spectrum": (),
-                          "FHSS-TDM": (),
-                          "RAW": (),
-                          "SC-FDMA": (),}
-    APPLY              = "Apply"
-    REMOVE             = "Remove"
-    UNKNOWN            = "N/A"
-    MODULATIONS        = ("8VSB",
+    CLICK_TO_UPDATE_STR = "Click to update"
+    UPDATING_STR        = "Updating..."
+    ACF_DOCS            = "https://aresvalley.com/documentation/"
+    FORECAST_XRAY       = "https://services.swpc.noaa.gov/text/goes-xray-flux-primary.txt"
+    FORECAST_PROT       = "https://services.swpc.noaa.gov/text/goes-particle-flux-primary.txt"
+    FORECAST_AK_IND     = "https://services.swpc.noaa.gov/text/wwv.txt"
+    FORECAST_SGAS       = "https://services.swpc.noaa.gov/text/sgas.txt"
+    FORECAST_G          = "https://services.swpc.noaa.gov/text/3-day-forecast.txt"
+    FORECAST_INFO       = "https://www.swpc.noaa.gov/sites/default/files/images/NOAAscales.pdf"
+    FORECAST_IMG_0      = "http://www.mmmonvhf.de/eme/eme.png"
+    FORECAST_IMG_1      = "http://www.mmmonvhf.de/ms/ms.png"
+    FORECAST_IMG_2      = "http://www.mmmonvhf.de/es/es.png"
+    FORECAST_IMG_3      = "http://www.mmmonvhf.de/solar/solar.png"
+    FORECAST_IMG_4      = "http://amunters.home.xs4all.nl/eskipstatusNA.gif"
+    FORECAST_IMG_5      = "http://amunters.home.xs4all.nl/aurorastatus.gif"
+    FORECAST_IMG_6      = "http://amunters.home.xs4all.nl/eskipstatus.gif"
+    FORECAST_IMG_7      = "http://amunters.home.xs4all.nl/eskip50status.gif"
+    FORECAST_IMG_8      = "http://amunters.home.xs4all.nl/eskip70status.gif"
+    SEARCH_LABEL_IMG    = "search_icon.png"
+    VOLUME_LABEL_IMG    = "volume.png"
+    DATA_FOLDER         = "Data"
+    SPECTRA_FOLDER      = "Spectra"
+    SPECTRA_EXT         = ".png"
+    AUDIO_FOLDER        = "Audio"
+    ACTIVE              = "active"
+    INACTIVE            = "inactive"
+    LABEL_ON_COLOR      = "on"
+    LABEL_OFF_COLOR     = "off"
+    TEXT_COLOR          = "text"
+    NOT_AVAILABLE       = "spectrumnotavailable.png"
+    NOT_SELECTED        = "nosignalselected.png"
+    __Band              = namedtuple("Band", ["lower", "upper"])
+    __ELF               = __Band(0, 30) # Formally it is (3, 30) Hz.
+    __SLF               = __Band(30, 300)
+    __ULF               = __Band(300, 3000)
+    __VLF               = __Band(3000, 30000)
+    __LF                = __Band(30 * 10**3, 300 * 10**3)
+    __MF                = __Band(300 * 10 ** 3, 3000 * 10**3)
+    __HF                = __Band(3 * 10**6, 30 * 10**6)
+    __VHF               = __Band(30 * 10**6, 300 * 10**6)
+    __UHF               = __Band(300 * 10**6, 3000 * 10**6)
+    __SHF               = __Band(3 * 10**9, 30 * 10**9)
+    __EHF               = __Band(30 * 10**9, 300 * 10**9)
+    BANDS               = (__ELF, __SLF, __ULF, __VLF, __LF, __MF, __HF, __VHF, __UHF, __SHF, __EHF)
+    MAX_DIGITS          = 3
+    RANGE_SEPARATOR     = ' ÷ '
+    GFD_SITE            = "http://qrg.globaltuners.com/"
+    CONVERSION_FACTORS  = {"Hz" : 1,
+                           "kHz": 1000,
+                           "MHz": 1000000,
+                           "GHz": 1000000000}
+    MODES               = {"FM": ("NFM", "WFM"),
+                           "AM": (),
+                           "CW": (),
+                           "SK": ("FSK", "PSK", "MSK"),
+                           "SB": ("LSB", "USB", "DSB"),
+                           "Chirp Spread Spectrum": (),
+                           "FHSS-TDM": (),
+                           "RAW": (),
+                           "SC-FDMA": (),}
+    APPLY               = "Apply"
+    REMOVE              = "Remove"
+    UNKNOWN             = "N/A"
+    MODULATIONS         = ("8VSB",
                           "AFSK",
                           "AM",
                           "BFSK",
@@ -135,34 +155,34 @@ class Constants(object):
                           "PSK",
                           "QAM",
                           "TDMA",)
-    LOCATIONS          = (UNKNOWN,
-                          "Australia",
-                          "Canada",
-                          "Central Europe",
-                          "China",
-                          "Cyprus",
-                          "Eastern Europe",
-                          "Europe",
-                          "Europe, japan and Asia",
-                          "Exmouth, Australia",
-                          "Finland",
-                          "France",
-                          "Germany",
-                          "Home Base Mobile , AL",
-                          "Hungary",
-                          "Iran",
-                          "Israel",
-                          "Japan",
-                          "LaMour, North Dakota",
-                          "Lualualei, Hawaii",
-                          "North America",
-                          "North Korea",
-                          "Poland",
-                          "Romania",
-                          "Ruda, Sweden",
-                          "UK",
-                          "United Kingdom",
-                          "United States",
-                          "Varberg, Sweden",
-                          "World Wide",
-                          "Worldwide",)
+    LOCATIONS           = (UNKNOWN,
+                           "Australia",
+                           "Canada",
+                           "Central Europe",
+                           "China",
+                           "Cyprus",
+                           "Eastern Europe",
+                           "Europe",
+                           "Europe, japan and Asia",
+                           "Exmouth, Australia",
+                           "Finland",
+                           "France",
+                           "Germany",
+                           "Home Base Mobile , AL",
+                           "Hungary",
+                           "Iran",
+                           "Israel",
+                           "Japan",
+                           "LaMour, North Dakota",
+                           "Lualualei, Hawaii",
+                           "North America",
+                           "North Korea",
+                           "Poland",
+                           "Romania",
+                           "Ruda, Sweden",
+                           "UK",
+                           "United Kingdom",
+                           "United States",
+                           "Varberg, Sweden",
+                           "World Wide",
+                           "Worldwide",)

download_window.py

@@ -1,5 +1,5 @@
 from PyQt5 import uic
-from PyQt5.QtCore import Qt, pyqtSlot
+from PyQt5.QtCore import Qt, pyqtSlot, pyqtSignal
 from PyQt5.QtWidgets import QWidget
 from threads import DownloadThread, ThreadStatus
 from utilities import pop_up, resource_path
@@ -8,6 +8,9 @@ from constants import Messages
 Ui_Download_window, _ = uic.loadUiType(resource_path("download_db_window.ui"))
 
 class DownloadWindow(QWidget, Ui_Download_window):
+
+    complete = pyqtSignal()
+
     def __init__(self):
         super().__init__()
         self.setupUi(self)
@@ -18,7 +21,6 @@ class DownloadWindow(QWidget, Ui_Download_window):
             Qt.WindowCloseButtonHint #|
             # Qt.WindowStaysOnTopHint
         )
-        self.everything_ok = True
 
         self.no_internet_msg = pop_up(self, title = Messages.NO_CONNECTION,
                                       text = Messages.NO_CONNECTION_MSG,
@@ -30,17 +32,8 @@ class DownloadWindow(QWidget, Ui_Download_window):
 
         self.download_thread = DownloadThread()
         self.download_thread.finished.connect(self.wait_close)
-
         self.cancel_btn.clicked.connect(self.terminate_process)
 
-    def show_no_connection_warning(self):
-        self.no_internet_msg.show()
-        self.everything_ok = False
-
-    def show_bad_download_warning(self):
-        self.bad_db_download_msg.show()
-        self.everything_ok = False
-
     @pyqtSlot()
     def terminate_process(self):
         if self.download_thread.isRunning():
@@ -50,12 +43,13 @@ class DownloadWindow(QWidget, Ui_Download_window):
 
     @pyqtSlot()
     def wait_close(self):
-        if self.download_thread.status == ThreadStatus.OK:
+        if self.download_thread.status is ThreadStatus.OK:
+            self.complete.emit()
             self.close()
-        elif self.download_thread.status == ThreadStatus.NO_CONNECTION_ERR:
-            self.show_no_connection_warning()
-        elif self.download_thread.status == ThreadStatus.BAD_DOWNLOAD_ERR:
-            self.show_bad_download_warning()
+        elif self.download_thread.status is ThreadStatus.NO_CONNECTION_ERR:
+            self.no_internet_msg.show()
+        elif self.download_thread.status is ThreadStatus.BAD_DOWNLOAD_ERR:
+            self.bad_db_download_msg.show()
         else:
             self.close()
 

fixed_aspect_ratio_label.py

@@ -0,0 +1,27 @@
+from PyQt5.QtWidgets import QLabel
+from PyQt5.QtCore import Qt
+
+class FixedAspectRatioLabel(QLabel):
+    def __init__(self, parent = None):
+        super().__init__(parent)
+        self.pixmap = None
+
+    def set_default_stylesheet(self):
+        self.setStyleSheet("""
+            color: #ffffff;
+            background-color: qlineargradient(x1: 0, y1: 0, x2: 1, y2: 0,stop:0 #304352 ,stop: 1 #d7d2cc);
+        """)
+
+    def make_transparent(self):
+        self.setText('')
+        self.setStyleSheet("background-color: transparent;")
+
+    def apply_pixmap(self):
+        if self.pixmap:
+            self.setPixmap(
+                self.pixmap.scaled(
+                    self.size(), Qt.IgnoreAspectRatio, Qt.SmoothTransformation))
+
+    def rescale(self, size):
+        self.resize(size)
+        self.apply_pixmap()

fixed_aspect_ratio_widget.py

@@ -0,0 +1,20 @@
+from PyQt5.QtWidgets import QWidget
+from PyQt5.QtCore import QSize
+
+class FixedAspectRatioWidget(QWidget):
+    space = 10
+    def __init__(self, parent = None):
+        super().__init__(parent)
+        self.labels = []
+
+    def resizeEvent(self, event):
+        h, w = self.height(), self.width()
+        h_lbl = h / 9 - self.space
+        w_lbl = 5 * h_lbl
+
+        if w_lbl > w:
+            w_lbl = w
+            h_lbl = h / 9 - self.space
+
+        for label in self.labels:
+            label.rescale(QSize(w_lbl, h_lbl))

space_weather_data.py

@@ -0,0 +1,66 @@
+from PyQt5.QtGui import QPixmap
+from PyQt5.QtCore import pyqtSlot, pyqtSignal, QObject
+from threads import UpadteSpaceWeatherThread, ThreadStatus
+
+class SpaceWeatherData(QObject):
+    update_complete = pyqtSignal(bool)
+
+    def __init__(self):
+        super().__init__()
+        self.xray = ''
+        self.prot_el = ''
+        self.ak_index = ''
+        self.sgas = ''
+        self.geo_storm = ''
+        self.images = [QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap()]
+        self.__update_thread = UpadteSpaceWeatherThread(self)
+        self.__update_thread.finished.connect(self.__parse_and_emit_signal)
+
+    @property
+    def is_updating(self):
+        return self.__update_thread.isRunning()
+
+    @pyqtSlot()
+    def update(self):
+        self.__update_thread.start()
+
+    def __parse_data(self):
+        double_split = lambda string : [i.split() for i in string.splitlines()]
+        self.xray      = double_split(self.xray)
+        self.prot_el   = double_split(self.prot_el)
+        self.ak_index  = double_split(self.ak_index)
+        self.sgas      = double_split(self.sgas)
+        self.geo_storm = double_split(self.geo_storm)
+
+    def remove_data(self):
+        self.xray = ''
+        self.prot_el = ''
+        self.ak_index = ''
+        self.sgas = ''
+        self.geo_storm = ''
+        self.images = [QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap(),
+                       QPixmap()]
+
+    @pyqtSlot()
+    def __parse_and_emit_signal(self):
+        if self.__update_thread.status is not ThreadStatus.OK:
+            status_ok = False
+        else:
+            status_ok = True
+            self.__parse_data()
+        self.update_complete.emit(status_ok)

switchable_label.py

@@ -0,0 +1,56 @@
+from PyQt5.QtWidgets import QLabel
+
+class SwitchableLabel(QLabel):
+    def __init__(self, parent = None):
+        super().__init__(parent)
+        self.switch_on_colors = ()
+        self.switch_off_colors = ()
+        self.text_color = ''
+        self.is_on = False
+
+    def switch_on(self):
+        self.is_on = True
+        self.__apply_colors(*self.switch_on_colors)
+
+    def switch_off(self):
+        self.is_on = False
+        self.__apply_colors(*self.switch_off_colors)
+
+    def __apply_colors(self, start, end):
+        self.setStyleSheet(
+            f"""
+            color:{self.text_color};
+            background-color: qlineargradient(x1: 0, y1: 0, x2: 1, y2: 0,stop:0 {start} ,stop: 1 {end});
+            """
+        )
+
+
+class SwitchableLabelsIterable(object):
+    def __init__(self, *labels):
+        self.labels = labels
+
+    def __iter__(self):
+        for lab in self.labels:
+            yield lab
+
+    def switch_on(self, label):
+        for lab in self.labels:
+            if lab is label:
+                lab.switch_on()
+            else:
+                lab.switch_off()
+
+    def switch_off_all(self):
+        for lab in self.labels:
+            lab.switch_off()
+
+    def set(self, attr, value):
+        for lab in self.labels:
+            setattr(lab, attr, value)
+
+    def refresh(self):
+        for lab in self.labels:
+            if lab.is_on:
+                lab.switch_on()
+            else:
+                lab.switch_off()

themes.py

@@ -1,10 +1,13 @@
 from functools import partial
+from itertools import chain
 import os
-from PyQt5.QtWidgets import QAction
+import re
+from PyQt5.QtWidgets import QAction, QActionGroup
 from PyQt5.QtCore import pyqtSlot
 from PyQt5.QtGui import QPixmap
 from constants import Constants
-from utilities import pop_up, is_valid_html_color
+from switchable_label import SwitchableLabelsIterable
+from utilities import pop_up
 
 class ThemeConstants(object):
     FOLDER                 = "themes"
@@ -14,8 +17,11 @@ class ThemeConstants(object):
     CURRENT                = ".current_theme"
     COLORS                 = "colors.txt"
     COLOR_SEPARATOR        = "="
-    DEFAULT_ACTIVE_COLOR   = "#39eaff"
+    DEFAULT_ACTIVE_COLOR   = "#000000"
     DEFAULT_INACTIVE_COLOR = "#9f9f9f"
+    DEFAULT_OFF_COLORS     = "#000000", "#434343"
+    DEFAULT_ON_COLORS      = "#4b79a1", "#283e51"
+    DEFAULT_TEXT_COLOR     = "#ffffff"
     THEME_NOT_FOUND        = "Theme not found"
     MISSING_THEME          = "Missing theme in '" + FOLDER + "' folder."
 
@@ -24,10 +30,26 @@ class Theme(object):
         self.__parent = parent
         self.__parent.active_color = ThemeConstants.DEFAULT_ACTIVE_COLOR
         self.__parent.inactive_color = ThemeConstants.DEFAULT_INACTIVE_COLOR
-        self.__theme_path = ThemeConstants.DEFAULT
+
+        self.__theme_path = ""
+        self.__current_theme = ""
+
         self.__parent.default_images_folder = os.path.join(ThemeConstants.FOLDER,
                                                            ThemeConstants.DEFAULT,
                                                            ThemeConstants.ICONS_FOLDER)
+
+        self.__forecast_labels =  SwitchableLabelsIterable(*list(chain(self.__parent.switchable_r_labels,
+                                                                       self.__parent.switchable_s_labels,
+                                                                       self.__parent.switchable_g_now_labels,
+                                                                       self.__parent.switchable_g_today_labels,
+                                                                       self.__parent.k_storm_labels,
+                                                                       self.__parent.a_storm_labels,
+                                                                       [self.__parent.expected_noise_lbl])))
+
+        self.__forecast_labels.set("switch_on_colors", ThemeConstants.DEFAULT_ON_COLORS)
+        self.__forecast_labels.set("switch_off_colors", ThemeConstants.DEFAULT_OFF_COLORS)
+
+        self.__theme_names = {}
         self.__detect_themes()
 
     def __refresh_range_labels(self):
@@ -41,6 +63,7 @@ class Theme(object):
                                             self.__parent.upper_band_filter_unit,
                                             self.__parent.upper_band_confidence,
                                             self.__parent.band_range_lbl)
+
         self.__parent.set_band_filter_label(self.__parent.activate_low_freq_filter_btn,
                                             self.__parent.lower_freq_spinbox,
                                             self.__parent.lower_freq_filter_unit,
@@ -54,26 +77,33 @@ class Theme(object):
     @pyqtSlot()
     def __apply(self, theme_path):
         self.__theme_path = theme_path
-        self.__change()
-        self.__parent.display_specs(self.__parent.result_list.currentItem(), None)
-        self.__refresh_range_labels()
-        self.__parent.audio_widget.refresh_btns_colors(self.__parent.active_color, self.__parent.inactive_color)
+        if self.__theme_path != self.__current_theme:
+            self.__change()
+            self.__parent.display_specs(self.__parent.result_list.currentItem(), None)
+            self.__refresh_range_labels()
+            self.__parent.audio_widget.refresh_btns_colors(self.__parent.active_color, self.__parent.inactive_color)
+            self.__forecast_labels.refresh()
+
+    def __pretty_name(self, bad_name):
+        return ' '.join(
+            map(lambda s: s.capitalize(),
+                bad_name.split('-')[1].split('_')
+            )
+        )
 
     def __detect_themes(self):
         themes = []
+        ag = QActionGroup(self.__parent, exclusive = True)
         for theme_folder in os.listdir(ThemeConstants.FOLDER):
             relative_folder = os.path.join(ThemeConstants.FOLDER, theme_folder)
             if os.path.isdir(os.path.abspath(relative_folder)):
                 relative_folder = os.path.join(ThemeConstants.FOLDER, theme_folder)
                 themes.append(relative_folder)
         for theme_path in themes:
-            theme_name = '&' + ' '.join(
-                map(lambda s: s.capitalize(),
-                    os.path.basename(theme_path).split('-')[1].split('_')
-                )
-            )
-            new_theme = QAction(theme_name, self.__parent)
+            theme_name = '&' + self.__pretty_name(os.path.basename(theme_path))
+            new_theme = ag.addAction(QAction(theme_name, self.__parent, checkable = True))
             self.__parent.menu_themes.addAction(new_theme)
+            self.__theme_names[theme_name.lstrip('&')] = new_theme
             new_theme.triggered.connect(partial(self.__apply, theme_path))
 
     def __change(self):
@@ -128,27 +158,53 @@ class Theme(object):
             path_to_colors = os.path.join(self.__theme_path, ThemeConstants.COLORS)
             active_color_ok = False
             inactive_color_ok = False
-            valid_format = False
-            valid_file = False
+            switch_on_color_ok = False
+            switch_off_color_ok = False
+            text_color_ok = False
+
             if os.path.exists(path_to_colors):
-                valid_file = True
+                is_valid_html_color = lambda colors : all([bool(re.match("#([a-zA-Z0-9]){6}", color)) for color in colors])
                 with open(path_to_colors, "r") as colors_file:
                     for line in colors_file:
                         if ThemeConstants.COLOR_SEPARATOR in line:
-                            valid_format = True
                             quality, color = line.split(ThemeConstants.COLOR_SEPARATOR)
                             color = color.rstrip()
-                            if quality.lower() == Constants.ACTIVE and is_valid_html_color(color):
-                                self.__parent.active_color = color
-                                active_color_ok = True
-                            if quality.lower() == Constants.INACTIVE and is_valid_html_color(color):
-                                self.__parent.inactive_color = color
-                                inactive_color_ok = True
+                            if ',' in color:
+                                color = [c.rstrip().lstrip() for c in color.split(',')]
+                            else:
+                                color = [color]
+                            if len(color) > 2:
+                                break
+                            if is_valid_html_color(color):
+                                if quality.lower() == Constants.ACTIVE:
+                                    self.__parent.active_color = color[0]
+                                    active_color_ok = True
+                                if quality.lower() == Constants.INACTIVE:
+                                    self.__parent.inactive_color = color[0]
+                                    inactive_color_ok = True
+                                if len(color) == 2:
+                                    if quality.lower() == Constants.LABEL_ON_COLOR:
+                                        switch_on_color_ok = True
+                                        self.__forecast_labels.set("switch_on_colors", color)
+                                    if quality.lower() == Constants.LABEL_OFF_COLOR:
+                                        switch_off_color_ok = True
+                                        self.__forecast_labels.set("switch_off_colors", color)
+                                if quality.lower() == Constants.TEXT_COLOR:
+                                    text_color_ok = True
+                                    self.__forecast_labels.set("text_color", color[0])
 
-            if not all([valid_file, valid_format, active_color_ok, inactive_color_ok]):
+            if not (active_color_ok and inactive_color_ok):
                 self.__parent.active_color = ThemeConstants.DEFAULT_ACTIVE_COLOR
                 self.__parent.inactive_color = ThemeConstants.DEFAULT_INACTIVE_COLOR
 
+            if not (switch_on_color_ok and switch_off_color_ok):
+                self.__forecast_labels.set("switch_on_colors", ThemeConstants.DEFAULT_ON_COLORS)
+                self.__forecast_labels.set("switch_off_colors", ThemeConstants.DEFAULT_OFF_COLORS)
+
+            if not text_color_ok:
+                self.__forecast_labels.set("text_color", ThemeConstants.DEFAULT_TEXT_COLOR)
+            self.__current_theme = self.__theme_path
+
             try:
                 with open(os.path.join(ThemeConstants.FOLDER,
                           ThemeConstants.CURRENT), "w") as current_theme:
@@ -161,5 +217,9 @@ class Theme(object):
         if os.path.exists(current_theme_file):
             with open(current_theme_file, "r") as current_theme_path:
                 theme_path = current_theme_path.read()
-                if theme_path != ThemeConstants.DEFAULT:
-                    self.__apply(theme_path)
+                theme_name = self.__pretty_name(os.path.basename(theme_path))
+                self.__theme_names[theme_name].setChecked(True)
+                self.__apply(theme_path)
+        else:
+            self.__theme_names[self.__pretty_name(ThemeConstants.DEFAULT)].setChecked(True)
+            self.__apply(os.path.join(ThemeConstants.FOLDER, ThemeConstants.DEFAULT))

themes/2-dark/colors.txt

@@ -1,2 +1,5 @@
-active=#4da6ff
+active=#4545e5
 inactive=#546E7A
+off=#283048,#859398
+on=#4776e6, #8e54e9
+text=#ffffff

themes/2-dark/dark.qss

@@ -433,6 +433,7 @@ TreeViewMenu (Mode)
 QTreeView {
 	background-color: transparent;
     selection-background-color: transparent;
+	border: 0px;
 }
 
 QTreeView::item {

themes/3-material_design_dark/colors.txt

@@ -1,2 +1,4 @@
 active=#88cc00
 inactive=#546E7A
+off=#304352,#d7d2cc
+on=#3ca55c,#b5ac49

themes/3-material_design_dark/material_design_dark.qss

@@ -452,6 +452,7 @@ TreeViewMenu (Mode)
 QTreeView {
 	background-color: transparent;
     selection-background-color: transparent;
+	border: 0px;
 }
 
 QTreeView::item {

themes/4-material_design_light/colors.txt

@@ -1,2 +1,4 @@
 active=#6ECE12
 inactive=#b3b3cc
+off=#948e99,#2e1437
+on=#b993d6,#8ca6db

themes/4-material_design_light/material_design_light.qss

@@ -452,6 +452,7 @@ TreeViewMenu (Mode)
 QTreeView {
 	background-color: transparent;
     selection-background-color: transparent;
+		border: 0px;
 }
 
 QTreeView::item {

threads.py

@@ -8,18 +8,18 @@ from zipfile import ZipFile
 from PyQt5.QtCore import QThread
 from constants import Constants, Database, ChecksumWhat
 from utilities import checksum_ok
-import constants
 
 class ThreadStatus(Enum):
     OK                = auto()
     NO_CONNECTION_ERR = auto()
     UNKNOWN_ERR       = auto()
     BAD_DOWNLOAD_ERR  = auto()
+    UNDEFINED         = auto()
 
 class DownloadThread(QThread):
     def __init__(self):
         super().__init__()
-        self.__status = ThreadStatus.OK
+        self.__status = ThreadStatus.UNDEFINED
         self.reason = 0
 
     @property
@@ -33,8 +33,6 @@ class DownloadThread(QThread):
     def run(self):
         try:
             db = urllib3.PoolManager().request('GET', Database.LINK_LOC)
-            # db = urllib.request.urlopen(constants.Database.LINK_LOC)
-            # raise urllib.error.URLError('Test')
         except urllib3.exceptions.MaxRetryError: # No internet connection.
             self.__status = ThreadStatus.NO_CONNECTION_ERR
             return
@@ -54,8 +52,45 @@ class DownloadThread(QThread):
         if os.path.exists(Constants.DATA_FOLDER):
             rmtree(Constants.DATA_FOLDER)
         try:
-            # data_folder = db.read()
             with ZipFile(BytesIO(db.data)) as zipped:
                 zipped.extractall()
         except:
             self.__status = ThreadStatus.UNKNOWN_ERR
+        else:
+            self.__status = ThreadStatus.OK
+
+
+class UpadteSpaceWeatherThread(QThread):
+    def __init__(self, space_weather_data):
+        super().__init__()
+        self.__status = ThreadStatus.UNDEFINED
+        self.__space_weather_data = space_weather_data
+
+    @property
+    def status(self):
+        return self.__status
+
+    def __del__(self):
+        self.terminate()
+        self.wait()
+
+    def run(self):
+        try:
+            self.__space_weather_data.xray = str(urllib3.PoolManager().request('GET', Constants.FORECAST_XRAY).data, 'utf-8')
+            self.__space_weather_data.prot_el = str(urllib3.PoolManager().request('GET', Constants.FORECAST_PROT).data, 'utf-8')
+            self.__space_weather_data.ak_index = str(urllib3.PoolManager().request('GET', Constants.FORECAST_AK_IND).data, 'utf-8')
+            self.__space_weather_data.sgas = str(urllib3.PoolManager().request('GET', Constants.FORECAST_SGAS).data, 'utf-8')
+            self.__space_weather_data.geo_storm = str(urllib3.PoolManager().request('GET', Constants.FORECAST_G).data, 'utf-8')
+            self.__space_weather_data.images[0].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_0).data)
+            self.__space_weather_data.images[1].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_1).data)
+            self.__space_weather_data.images[2].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_2).data)
+            self.__space_weather_data.images[3].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_3).data)
+            self.__space_weather_data.images[4].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_4).data)
+            self.__space_weather_data.images[5].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_5).data)
+            self.__space_weather_data.images[6].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_6).data)
+            self.__space_weather_data.images[7].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_7).data)
+            self.__space_weather_data.images[8].loadFromData(urllib3.PoolManager().request('GET', Constants.FORECAST_IMG_8).data)
+        except:
+            self.__status = ThreadStatus.UNKNOWN_ERR
+        else:
+            self.__status = ThreadStatus.OK

utilities.py

@@ -1,6 +1,5 @@
 from functools import partial
 import hashlib
-import re
 import sys
 import os
 from pandas import read_csv
@@ -42,9 +41,9 @@ def pop_up(cls, title, text,
 def checksum_ok(data, what):
     code = hashlib.sha256()
     code.update(data)
-    if what == ChecksumWhat.FOLDER:
+    if what is ChecksumWhat.FOLDER:
         n = 0
-    elif what == ChecksumWhat.DB:
+    elif what is ChecksumWhat.DB:
         n = 1
     else:
         raise ValueError("Wrong entry name.")
@@ -55,9 +54,6 @@ def checksum_ok(data, what):
         raise
     return code.hexdigest() == reference
 
-def is_valid_html_color(color):
-    return bool(re.match("#([a-zA-Z0-9]){6}", color))
-
 def connect_to(events_to_connect, fun_to_connect, fun_args):
     if fun_args:
         for event in events_to_connect:
@@ -101,8 +97,12 @@ def format_numbers(lower, upper):
     upper = int(upper) / upper_factor
     if lower.is_integer():
         lower = int(lower)
+    else:
+        lower = round(lower, 2)
     if upper.is_integer():
         upper = int(upper)
+    else:
+        upper = round(upper, 2)
     if pre_lower != pre_upper:
         return f"{lower:,} {units[lower_factor]} - {upper:,} {units[upper_factor]}"
     else: