eric6/WebBrowser/Bookmarks/BookmarksImporters/XbelImporter.py

Wed, 30 Dec 2020 11:00:44 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Wed, 30 Dec 2020 11:00:44 +0100
branch
maintenance
changeset 7924
8a96736d465e
parent 7781
607a6098cb44
child 7960
e8fc383322f7
permissions
-rw-r--r--

Updated copyright for 2021.

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

# Copyright (c) 2012 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing an importer for XBEL files.
"""

import os

from PyQt5.QtCore import QCoreApplication, QXmlStreamReader, QDate, Qt

from .BookmarksImporter import BookmarksImporter

import UI.PixmapCache


def getImporterInfo(sourceId):
    """
    Module function to get information for the given XBEL source id.
    
    @param sourceId id of the browser ("chrome" or "chromium")
    @return tuple with an icon (QPixmap), readable name (string), name of
        the default bookmarks file (string), an info text (string),
        a prompt (string) and the default directory of the bookmarks file
        (string)
    @exception ValueError raised to indicate an invalid browser ID
    """
    if sourceId == "e5browser":
        from ..BookmarksManager import BookmarksManager
        bookmarksFile = BookmarksManager.getFileName()
        return (
            UI.PixmapCache.getPixmap("ericWeb48"),
            "eric6 Web Browser",
            os.path.basename(bookmarksFile),
            QCoreApplication.translate(
                "XbelImporter",
                """eric6 Web Browser stores its bookmarks in the"""
                """ <b>{0}</b> XML file. This file is usually located in"""
            ).format(os.path.basename(bookmarksFile)),
            QCoreApplication.translate(
                "XbelImporter",
                """Please choose the file to begin importing bookmarks."""),
            os.path.dirname(bookmarksFile),
        )
    elif sourceId == "konqueror":
        if os.path.exists(os.path.expanduser("~/.kde4")):
            standardDir = os.path.expanduser("~/.kde4/share/apps/konqueror")
        elif os.path.exists(os.path.expanduser("~/.kde")):
            standardDir = os.path.expanduser("~/.kde/share/apps/konqueror")
        else:
            standardDir = ""
        return (
            UI.PixmapCache.getPixmap("konqueror"),
            "Konqueror",
            "bookmarks.xml",
            QCoreApplication.translate(
                "XbelImporter",
                """Konqueror stores its bookmarks in the"""
                """ <b>bookmarks.xml</b> XML file. This file is usually"""
                """ located in"""),
            QCoreApplication.translate(
                "XbelImporter",
                """Please choose the file to begin importing bookmarks."""),
            standardDir,
        )
    elif sourceId == "xbel":
        return (
            UI.PixmapCache.getPixmap("xbel"),
            "XBEL Bookmarks",
            QCoreApplication.translate(
                "XbelImporter", "XBEL Bookmarks") + " (*.xbel *.xml)",
            QCoreApplication.translate(
                "XbelImporter",
                """You can import bookmarks from any browser that supports"""
                """ XBEL exporting. This file has usually the extension"""
                """ .xbel or .xml."""),
            QCoreApplication.translate(
                "XbelImporter",
                """Please choose the file to begin importing bookmarks."""),
            "",
        )
    else:
        raise ValueError(
            "Unsupported browser ID given ({0}).".format(sourceId))


class XbelImporter(BookmarksImporter):
    """
    Class implementing the XBEL bookmarks importer.
    """
    def __init__(self, sourceId="", parent=None):
        """
        Constructor
        
        @param sourceId source ID (string)
        @param parent reference to the parent object (QObject)
        """
        super(XbelImporter, self).__init__(sourceId, parent)
        
        self.__fileName = ""
    
    def setPath(self, path):
        """
        Public method to set the path of the bookmarks file or directory.
        
        @param path bookmarks file or directory (string)
        """
        self.__fileName = path
    
    def open(self):
        """
        Public method to open the bookmarks file.
        
        @return flag indicating success (boolean)
        """
        if not os.path.exists(self.__fileName):
            self._error = True
            self._errorString = self.tr(
                "File '{0}' does not exist."
            ).format(self.__fileName)
            return False
        return True
    
    def importedBookmarks(self):
        """
        Public method to get the imported bookmarks.
        
        @return imported bookmarks (BookmarkNode)
        """
        from ..XbelReader import XbelReader
        
        reader = XbelReader()
        importRootNode = reader.read(self.__fileName)
        
        if reader.error() != QXmlStreamReader.NoError:
            self._error = True
            self._errorString = self.tr(
                """Error when importing bookmarks on line {0},"""
                """ column {1}:\n{2}"""
            ).format(reader.lineNumber(),
                     reader.columnNumber(),
                     reader.errorString())
            return None
        
        from ..BookmarkNode import BookmarkNode
        importRootNode.setType(BookmarkNode.Folder)
        if self._id == "e5browser":
            importRootNode.title = self.tr("eric6 Web Browser Import")
        elif self._id == "konqueror":
            importRootNode.title = self.tr("Konqueror Import")
        elif self._id == "xbel":
            importRootNode.title = self.tr("XBEL Import")
        else:
            importRootNode.title = self.tr(
                "Imported {0}"
            ).format(QDate.currentDate().toString(Qt.SystemLocaleShortDate))
        return importRootNode

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