src/eric7/WebBrowser/Feeds/FeedsDialog.py

# -*- coding: utf-8 -*-

# Copyright (c) 2011 - 2022 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing a dialog to add RSS feeds.
"""

import functools

from PyQt6.QtCore import QUrl
from PyQt6.QtWidgets import QDialog, QLabel, QPushButton

from eric7.EricGui import EricPixmapCache
from eric7.UI.NotificationWidget import NotificationTypes

from .Ui_FeedsDialog import Ui_FeedsDialog


class FeedsDialog(QDialog, Ui_FeedsDialog):
    """
    Class implementing a dialog to add RSS feeds.
    """

    def __init__(self, availableFeeds, browser, parent=None):
        """
        Constructor

        @param availableFeeds list of available RSS feeds (list of tuple of
            two strings)
        @param browser reference to the browser widget (WebBrowserView)
        @param parent reference to the parent widget (QWidget)
        """
        super().__init__(parent)
        self.setupUi(self)

        self.iconLabel.setPixmap(EricPixmapCache.getPixmap("rss48"))

        self.__browser = browser

        self.__availableFeeds = availableFeeds[:]
        for row in range(len(self.__availableFeeds)):
            feed = self.__availableFeeds[row]
            button = QPushButton(self)
            button.setText(self.tr("Add"))
            button.feed = feed
            label = QLabel(self)
            label.setText(feed[0])
            self.feedsLayout.addWidget(label, row, 0)
            self.feedsLayout.addWidget(button, row, 1)
            button.clicked.connect(functools.partial(self.__addFeed, button))

        msh = self.minimumSizeHint()
        self.resize(max(self.width(), msh.width()), msh.height())

    def __addFeed(self, button):
        """
        Private slot to add a RSS feed.

        @param button reference to the feed button
        @type QPushButton
        """
        urlString = button.feed[1]
        url = QUrl(urlString)
        if url.isRelative():
            url = self.__browser.url().resolved(url)
            urlString = url.toDisplayString(QUrl.ComponentFormattingOption.FullyDecoded)

        if not url.isValid():
            return

        title = button.feed[0] if button.feed[0] else self.__browser.url().host()

        from eric7.WebBrowser.WebBrowserWindow import WebBrowserWindow

        feedsManager = WebBrowserWindow.feedsManager()
        if feedsManager.addFeed(urlString, title, self.__browser.icon()):
            WebBrowserWindow.showNotification(
                EricPixmapCache.getPixmap("rss48"),
                self.tr("Add RSS Feed"),
                self.tr("""The feed was added successfully."""),
            )
        else:
            WebBrowserWindow.showNotification(
                EricPixmapCache.getPixmap("rss48"),
                self.tr("Add RSS Feed"),
                self.tr("""The feed was already added before."""),
                kind=NotificationTypes.WARNING,
                timeout=0,
            )

        self.close()