Exemplo n.º 1
0
 def __init__(self, field, is_new, parent, metadata, extra):
     PubdateEdit.__init__(self, parent, create_clear_button=False)
     self.is_new = is_new
     self.field = field
     self.metadata = metadata
     self.setDisplayFormat(extra)
     self.dateTimeChanged.connect(self.changed)
     if not is_new:
         self.setReadOnly(True)
Exemplo n.º 2
0
 def __init__(self, field, is_new, parent, metadata, extra):
     PubdateEdit.__init__(self, parent, create_clear_button=False)
     self.is_new = is_new
     self.field = field
     self.metadata = metadata
     self.setDisplayFormat(extra)
     self.dateTimeChanged.connect(self.changed)
     if not is_new:
         self.setReadOnly(True)
Exemplo n.º 3
0
class MetadataSingleDialogBase(ResizableDialog):

    view_format = pyqtSignal(object, object)
    cc_two_column = tweaks['metadata_single_use_2_cols_for_custom_fields']
    one_line_comments_toolbar = False
    use_toolbutton_for_config_metadata = True

    def __init__(self, db, parent=None, editing_multiple=False):
        self.db = db
        self.changed = set()
        self.books_to_refresh = set()
        self.rows_to_refresh = set()
        self.metadata_before_fetch = None
        self.editing_multiple = editing_multiple
        self.comments_edit_state_at_apply = {}
        ResizableDialog.__init__(self, parent)

    def setupUi(self, *args):  # {{{
        self.resize(990, 670)

        self.download_shortcut = QShortcut(self)
        self.download_shortcut.setKey(QKeySequence('Ctrl+D',
            QKeySequence.PortableText))
        p = self.parent()
        if hasattr(p, 'keyboard'):
            kname = u'Interface Action: Edit Metadata (Edit Metadata) : menu action : download'
            sc = p.keyboard.keys_map.get(kname, None)
            if sc:
                self.download_shortcut.setKey(sc[0])
        self.swap_title_author_shortcut = s = QShortcut(self)
        s.setKey(QKeySequence('Alt+Down', QKeySequence.PortableText))

        self.button_box = bb = QDialogButtonBox(self)
        self.button_box.accepted.connect(self.accept)
        self.button_box.rejected.connect(self.reject)
        self.next_button = QPushButton(QIcon(I('forward.png')), _('Next'),
                self)
        self.next_button.setShortcut(QKeySequence('Alt+Right'))
        self.next_button.clicked.connect(self.next_clicked)
        self.prev_button = QPushButton(QIcon(I('back.png')), _('Previous'),
                self)
        self.prev_button.setShortcut(QKeySequence('Alt+Left'))

        self.button_box.addButton(self.prev_button, bb.ActionRole)
        self.button_box.addButton(self.next_button, bb.ActionRole)
        self.prev_button.clicked.connect(self.prev_clicked)
        bb.setStandardButtons(bb.Ok|bb.Cancel)
        bb.button(bb.Ok).setDefault(True)

        self.scroll_area = QScrollArea(self)
        self.scroll_area.setFrameShape(QScrollArea.NoFrame)
        self.scroll_area.setWidgetResizable(True)
        self.central_widget = QTabWidget(self)
        self.scroll_area.setWidget(self.central_widget)

        self.l = QVBoxLayout(self)
        self.setLayout(self.l)
        self.l.addWidget(self.scroll_area)
        ll = self.button_box_layout = QHBoxLayout()
        self.l.addLayout(ll)
        ll.addSpacing(10)
        ll.addWidget(self.button_box)

        self.setWindowIcon(QIcon(I('edit_input.png')))
        self.setWindowTitle(BASE_TITLE)

        self.create_basic_metadata_widgets()

        if len(self.db.custom_column_label_map):
            self.create_custom_metadata_widgets()
        self.comments_edit_state_at_apply = {self.comments:None}

        self.do_layout()
        geom = gprefs.get('metasingle_window_geometry3', None)
        if geom is not None:
            self.restoreGeometry(bytes(geom))
    # }}}

    def create_basic_metadata_widgets(self):  # {{{
        self.basic_metadata_widgets = []

        self.languages = LanguagesEdit(self)
        self.basic_metadata_widgets.append(self.languages)

        self.title = TitleEdit(self)
        self.title.textChanged.connect(self.update_window_title)
        self.deduce_title_sort_button = QToolButton(self)
        self.deduce_title_sort_button.setToolTip(
            _('Automatically create the title sort entry based on the current '
                'title entry.\nUsing this button to create title sort will '
                'change title sort from red to green.'))
        self.deduce_title_sort_button.setWhatsThis(
                self.deduce_title_sort_button.toolTip())
        self.title_sort = TitleSortEdit(self, self.title,
                self.deduce_title_sort_button, self.languages)
        self.basic_metadata_widgets.extend([self.title, self.title_sort])

        self.deduce_author_sort_button = b = RightClickButton(self)
        b.setToolTip('<p>' +
            _('Automatically create the author sort entry based on the current '
              'author entry. Using this button to create author sort will '
              'change author sort from red to green.  There is a menu of '
              'functions available under this button. Click and hold '
              'on the button to see it.') + '</p>')
        if isosx:
            # Workaround for https://bugreports.qt-project.org/browse/QTBUG-41017
            class Menu(QMenu):

                def mouseReleaseEvent(self, ev):
                    ac = self.actionAt(ev.pos())
                    if ac is not None:
                        ac.trigger()
                    return QMenu.mouseReleaseEvent(self, ev)
            b.m = m = Menu()
        else:
            b.m = m = QMenu()
        ac = m.addAction(QIcon(I('forward.png')), _('Set author sort from author'))
        ac2 = m.addAction(QIcon(I('back.png')), _('Set author from author sort'))
        ac3 = m.addAction(QIcon(I('user_profile.png')), _('Manage authors'))
        ac4 = m.addAction(QIcon(I('next.png')),
                _('Copy author to author sort'))
        ac5 = m.addAction(QIcon(I('previous.png')),
                _('Copy author sort to author'))

        b.setMenu(m)
        self.authors = AuthorsEdit(self, ac3)
        self.author_sort = AuthorSortEdit(self, self.authors, b, self.db, ac,
                ac2, ac4, ac5)
        self.basic_metadata_widgets.extend([self.authors, self.author_sort])

        self.swap_title_author_button = QToolButton(self)
        self.swap_title_author_button.setIcon(QIcon(I('swap.png')))
        self.swap_title_author_button.setToolTip(_(
            'Swap the author and title') + ' [%s]' % self.swap_title_author_shortcut.key().toString(QKeySequence.NativeText))
        self.swap_title_author_button.clicked.connect(self.swap_title_author)
        self.swap_title_author_shortcut.activated.connect(self.swap_title_author_button.click)

        self.manage_authors_button = QToolButton(self)
        self.manage_authors_button.setIcon(QIcon(I('user_profile.png')))
        self.manage_authors_button.setToolTip('<p>' + _(
            'Manage authors. Use to rename authors and correct '
            'individual author\'s sort values') + '</p>')
        self.manage_authors_button.clicked.connect(self.authors.manage_authors)

        self.series = SeriesEdit(self)
        self.clear_series_button = QToolButton(self)
        self.clear_series_button.setToolTip(
               _('Clear series'))
        self.clear_series_button.clicked.connect(self.series.clear)
        self.series_index = SeriesIndexEdit(self, self.series)
        self.basic_metadata_widgets.extend([self.series, self.series_index])

        self.formats_manager = FormatsManager(self, self.copy_fmt)
        # We want formats changes to be committed before title/author, as
        # otherwise we could have data loss if the title/author changed and the
        # user was trying to add an extra file from the old books directory.
        self.basic_metadata_widgets.insert(0, self.formats_manager)
        self.formats_manager.metadata_from_format_button.clicked.connect(
                self.metadata_from_format)
        self.formats_manager.cover_from_format_button.clicked.connect(
                self.cover_from_format)
        self.cover = Cover(self)
        self.cover.download_cover.connect(self.download_cover)
        self.basic_metadata_widgets.append(self.cover)

        self.comments = CommentsEdit(self, self.one_line_comments_toolbar)
        self.basic_metadata_widgets.append(self.comments)

        self.rating = RatingEdit(self)
        self.clear_ratings_button = QToolButton(self)
        self.clear_ratings_button.setToolTip(_('Clear rating'))
        self.clear_ratings_button.setIcon(QIcon(I('trash.png')))
        self.clear_ratings_button.clicked.connect(self.rating.zero)

        self.basic_metadata_widgets.append(self.rating)

        self.tags = TagsEdit(self)
        self.tags_editor_button = QToolButton(self)
        self.tags_editor_button.setToolTip(_('Open Tag Editor'))
        self.tags_editor_button.setIcon(QIcon(I('chapters.png')))
        self.tags_editor_button.clicked.connect(self.tags_editor)
        self.clear_tags_button = QToolButton(self)
        self.clear_tags_button.setToolTip(_('Clear all tags'))
        self.clear_tags_button.setIcon(QIcon(I('trash.png')))
        self.clear_tags_button.clicked.connect(self.tags.clear)
        self.basic_metadata_widgets.append(self.tags)

        self.identifiers = IdentifiersEdit(self)
        self.basic_metadata_widgets.append(self.identifiers)
        self.clear_identifiers_button = QToolButton(self)
        self.clear_identifiers_button.setIcon(QIcon(I('trash.png')))
        self.clear_identifiers_button.setToolTip(_('Clear Ids'))
        self.clear_identifiers_button.clicked.connect(self.identifiers.clear)
        self.paste_isbn_button = QToolButton(self)
        self.paste_isbn_button.setToolTip('<p>' +
                    _('Paste the contents of the clipboard into the '
                      'identifiers box prefixed with isbn:') + '</p>')
        self.paste_isbn_button.setIcon(QIcon(I('edit-paste.png')))
        self.paste_isbn_button.clicked.connect(self.identifiers.paste_isbn)

        self.publisher = PublisherEdit(self)
        self.basic_metadata_widgets.append(self.publisher)

        self.timestamp = DateEdit(self)
        self.pubdate = PubdateEdit(self)
        self.basic_metadata_widgets.extend([self.timestamp, self.pubdate])

        self.fetch_metadata_button = b = RightClickButton(self)
        # The following rigmarole is needed so that Qt gives the button the
        # same height as the other buttons in the dialog. There is no way to
        # center the text in a QToolButton with an icon, so we cant just set an
        # icon
        b.setIcon(QIcon(I('download-metadata.png')))
        b.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
        b.setMinimumHeight(b.sizeHint().height())
        b.setIcon(QIcon())
        b.setText(_('&Download metadata')), b.setPopupMode(b.DelayedPopup)
        b.setToolTip(_('Download metadata for this book [%s]') % self.download_shortcut.key().toString(QKeySequence.NativeText))
        b.setSizePolicy(QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed))
        self.fetch_metadata_button.clicked.connect(self.fetch_metadata)
        self.fetch_metadata_menu = m = QMenu(self.fetch_metadata_button)
        m.addAction(QIcon(I('edit-undo.png')), _('Undo last metadata download'), self.undo_fetch_metadata)
        self.fetch_metadata_button.setMenu(m)
        self.download_shortcut.activated.connect(self.fetch_metadata_button.click)
        font = self.fmb_font = QFont()
        font.setBold(True)
        self.fetch_metadata_button.setFont(font)

        if self.use_toolbutton_for_config_metadata:
            self.config_metadata_button = QToolButton(self)
            self.config_metadata_button.setIcon(QIcon(I('config.png')))
        else:
            self.config_metadata_button = QPushButton(self)
            self.config_metadata_button.setText(_('Configure download metadata'))
        self.config_metadata_button.setIcon(QIcon(I('config.png')))
        self.config_metadata_button.clicked.connect(self.configure_metadata)
        self.config_metadata_button.setToolTip(
            _('Change how calibre downloads metadata'))

    # }}}

    def create_custom_metadata_widgets(self):  # {{{
        self.custom_metadata_widgets_parent = w = QWidget(self)
        layout = QGridLayout()
        w.setLayout(layout)
        self.custom_metadata_widgets, self.__cc_spacers = \
            populate_metadata_page(layout, self.db, None, parent=w, bulk=False,
                two_column=self.cc_two_column)
        self.__custom_col_layouts = [layout]
        for widget in self.custom_metadata_widgets:
            if isinstance(widget, Comments):
                self.comments_edit_state_at_apply[widget] = None
    # }}}

    def set_custom_metadata_tab_order(self, before=None, after=None):  # {{{
        sto = QWidget.setTabOrder
        if getattr(self, 'custom_metadata_widgets', []):
            ans = self.custom_metadata_widgets
            for i in range(len(ans)-1):
                if before is not None and i == 0:
                    pass
                if len(ans[i+1].widgets) == 2:
                    sto(ans[i].widgets[-1], ans[i+1].widgets[1])
                else:
                    sto(ans[i].widgets[-1], ans[i+1].widgets[0])
                for c in range(2, len(ans[i].widgets), 2):
                    sto(ans[i].widgets[c-1], ans[i].widgets[c+1])
            if after is not None:
                pass
    # }}}

    def do_view_format(self, path, fmt):
        if path:
            self.view_format.emit(None, path)
        else:
            self.view_format.emit(self.book_id, fmt)

    def copy_fmt(self, fmt, f):
        self.db.copy_format_to(self.book_id, fmt, f, index_is_id=True)

    def do_layout(self):
        raise NotImplementedError()

    def __call__(self, id_):
        self.book_id = id_
        self.books_to_refresh = set([])
        self.metadata_before_fetch = None
        for widget in self.basic_metadata_widgets:
            widget.initialize(self.db, id_)
        for widget in getattr(self, 'custom_metadata_widgets', []):
            widget.initialize(id_)
        if callable(self.set_current_callback):
            self.set_current_callback(id_)
        # Commented out as it doesn't play nice with Next, Prev buttons
        # self.fetch_metadata_button.setFocus(Qt.OtherFocusReason)

    # Miscellaneous interaction methods {{{
    def update_window_title(self, *args):
        title = self.title.current_val
        if len(title) > 50:
            title = title[:50] + u'\u2026'
        self.setWindowTitle(BASE_TITLE + ' - ' +
                title + ' - ' +
                _(' [%(num)d of %(tot)d]')%dict(num=self.current_row+1,
                tot=len(self.row_list)))

    def swap_title_author(self, *args):
        title = self.title.current_val
        self.title.current_val = authors_to_string(self.authors.current_val)
        self.authors.current_val = string_to_authors(title)
        self.title_sort.auto_generate()
        self.author_sort.auto_generate()

    def tags_editor(self, *args):
        self.tags.edit(self.db, self.book_id)

    def metadata_from_format(self, *args):
        mi, ext = self.formats_manager.get_selected_format_metadata(self.db,
                self.book_id)
        if mi is not None:
            self.update_from_mi(mi)

    def get_pdf_cover(self):
        pdfpath = self.formats_manager.get_format_path(self.db, self.book_id,
                                                       'pdf')
        from calibre.gui2.metadata.pdf_covers import PDFCovers
        d = PDFCovers(pdfpath, parent=self)
        if d.exec_() == d.Accepted:
            cpath = d.cover_path
            if cpath:
                with open(cpath, 'rb') as f:
                    self.update_cover(f.read(), 'PDF')
        d.cleanup()

    def cover_from_format(self, *args):
        ext = self.formats_manager.get_selected_format()
        if ext is None:
            return
        if ext == 'pdf':
            return self.get_pdf_cover()
        try:
            mi, ext = self.formats_manager.get_selected_format_metadata(self.db,
                    self.book_id)
        except (IOError, OSError) as err:
            if getattr(err, 'errno', None) == errno.EACCES:  # Permission denied
                import traceback
                fname = err.filename if err.filename else 'file'
                error_dialog(self, _('Permission denied'),
                        _('Could not open %s. Is it being used by another'
                        ' program?')%fname, det_msg=traceback.format_exc(),
                        show=True)
                return
            raise
        if mi is None:
            return
        cdata = None
        if mi.cover and os.access(mi.cover, os.R_OK):
            cdata = open(mi.cover).read()
        elif mi.cover_data[1] is not None:
            cdata = mi.cover_data[1]
        if cdata is None:
            error_dialog(self, _('Could not read cover'),
                         _('Could not read cover from %s format')%ext).exec_()
            return
        self.update_cover(cdata, ext)

    def update_cover(self, cdata, fmt):
        orig = self.cover.current_val
        self.cover.current_val = cdata
        if self.cover.current_val is None:
            self.cover.current_val = orig
            return error_dialog(self, _('Could not read cover'),
                         _('The cover in the %s format is invalid')%fmt,
                         show=True)
            return

    def update_from_mi(self, mi, update_sorts=True, merge_tags=True, merge_comments=False):
        fw = self.focusWidget()
        if not mi.is_null('title'):
            self.title.set_value(mi.title)
            if update_sorts:
                self.title_sort.auto_generate()
        if not mi.is_null('authors'):
            self.authors.set_value(mi.authors)
        if not mi.is_null('author_sort'):
            self.author_sort.set_value(mi.author_sort)
        elif update_sorts and not mi.is_null('authors'):
            self.author_sort.auto_generate()
        if not mi.is_null('rating'):
            try:
                self.rating.set_value(mi.rating)
            except:
                pass
        if not mi.is_null('publisher'):
            self.publisher.set_value(mi.publisher)
        if not mi.is_null('tags'):
            old_tags = self.tags.current_val
            tags = mi.tags if mi.tags else []
            if old_tags and merge_tags:
                ltags, lotags = {t.lower() for t in tags}, {t.lower() for t in
                        old_tags}
                tags = [t for t in tags if t.lower() in ltags-lotags] + old_tags
            self.tags.set_value(tags)
        if not mi.is_null('identifiers'):
            current = self.identifiers.current_val
            current.update(mi.identifiers)
            self.identifiers.set_value(current)
        if not mi.is_null('pubdate'):
            self.pubdate.set_value(mi.pubdate)
        if not mi.is_null('series') and mi.series.strip():
            self.series.set_value(mi.series)
            if mi.series_index is not None:
                self.series_index.reset_original()
                self.series_index.set_value(float(mi.series_index))
        if not mi.is_null('languages'):
            langs = [canonicalize_lang(x) for x in mi.languages]
            langs = [x for x in langs if x is not None]
            if langs:
                self.languages.set_value(langs)
        if mi.comments and mi.comments.strip():
            val = mi.comments
            if val and merge_comments:
                cval = self.comments.current_val
                if cval:
                    val = merge_two_comments(cval, val)
            self.comments.set_value(val)
        if fw is not None:
            fw.setFocus(Qt.OtherFocusReason)

    def fetch_metadata(self, *args):
        d = FullFetch(self.cover.pixmap(), self)
        ret = d.start(title=self.title.current_val, authors=self.authors.current_val,
                identifiers=self.identifiers.current_val)
        if ret == d.Accepted:
            self.metadata_before_fetch = {f:getattr(self, f).current_val for f in fetched_fields}
            from calibre.ebooks.metadata.sources.prefs import msprefs
            mi = d.book
            dummy = Metadata(_('Unknown'))
            for f in msprefs['ignore_fields']:
                if ':' not in f:
                    setattr(mi, f, getattr(dummy, f))
            if mi is not None:
                pd = mi.pubdate
                if pd is not None:
                    # Put the downloaded published date into the local timezone
                    # as we discard time info and the date is timezone
                    # invariant. This prevents the as_local_timezone() call in
                    # update_from_mi from changing the pubdate
                    mi.pubdate = datetime(pd.year, pd.month, pd.day,
                            tzinfo=local_tz)
                self.update_from_mi(mi, merge_comments=msprefs['append_comments'])
            if d.cover_pixmap is not None:
                self.metadata_before_fetch['cover'] = self.cover.current_val
                self.cover.current_val = pixmap_to_data(d.cover_pixmap)

    def undo_fetch_metadata(self):
        if self.metadata_before_fetch is None:
            return error_dialog(self, _('No downloaded metadata'), _(
                'There is no downloaded metadata to undo'), show=True)
        for field, val in self.metadata_before_fetch.iteritems():
            getattr(self, field).current_val = val
        self.metadata_before_fetch = None

    def configure_metadata(self):
        from calibre.gui2.preferences import show_config_widget
        gui = self.parent()
        show_config_widget('Sharing', 'Metadata download', parent=self,
                gui=gui, never_shutdown=True)

    def download_cover(self, *args):
        from calibre.gui2.metadata.single_download import CoverFetch
        d = CoverFetch(self.cover.pixmap(), self)
        ret = d.start(self.title.current_val, self.authors.current_val,
                self.identifiers.current_val)
        if ret == d.Accepted:
            if d.cover_pixmap is not None:
                self.cover.current_val = pixmap_to_data(d.cover_pixmap)

    # }}}

    def to_book_metadata(self):
        mi = Metadata(_('Unknown'))
        if self.db is None:
            return mi
        mi.set_all_user_metadata(self.db.field_metadata.custom_field_metadata())
        for widget in self.basic_metadata_widgets:
            widget.apply_to_metadata(mi)
        for widget in getattr(self, 'custom_metadata_widgets', []):
            widget.apply_to_metadata(mi)
        return mi

    def apply_changes(self):
        self.changed.add(self.book_id)
        if self.db is None:
            # break_cycles has already been called, don't know why this should
            # happen but a user reported it
            return True
        self.comments_edit_state_at_apply = {w:w.tab for w in self.comments_edit_state_at_apply}
        for widget in self.basic_metadata_widgets:
            try:
                if hasattr(widget, 'validate_for_commit'):
                    title, msg, det_msg = widget.validate_for_commit()
                    if title is not None:
                        error_dialog(self, title, msg, det_msg=det_msg, show=True)
                        return False
                widget.commit(self.db, self.book_id)
                self.books_to_refresh |= getattr(widget, 'books_to_refresh', set())
            except (IOError, OSError) as err:
                if getattr(err, 'errno', None) == errno.EACCES:  # Permission denied
                    import traceback
                    fname = getattr(err, 'filename', None)
                    p = 'Locked file: %s\n\n'%fname if fname else ''
                    error_dialog(self, _('Permission denied'),
                            _('Could not change the on disk location of this'
                                ' book. Is it open in another program?'),
                            det_msg=p+traceback.format_exc(), show=True)
                    return False
                raise
        for widget in getattr(self, 'custom_metadata_widgets', []):
            self.books_to_refresh |= widget.commit(self.book_id)

        self.db.commit()
        rows = self.db.refresh_ids(list(self.books_to_refresh))
        if rows:
            self.rows_to_refresh |= set(rows)

        return True

    def accept(self):
        self.save_state()
        if not self.apply_changes():
            return
        if self.editing_multiple and self.current_row != len(self.row_list) - 1:
            num = len(self.row_list) - 1 - self.current_row
            from calibre.gui2 import question_dialog
            if not question_dialog(
                    self, _('Are you sure?'),
                    _('There are still %d more books to edit in this set.'
                      ' Are you sure you want to stop? Use the Next button'
                      ' instead of the OK button to move through books in the set.') % num,
                    yes_text=_('&Stop editing'), no_text=_('&Continue editing'),
                    yes_icon='dot_red.png', no_icon='dot_green.png',
                    default_yes=False, skip_dialog_name='edit-metadata-single-confirm-ok-on-multiple'):
                return self.do_one(delta=1, apply_changes=False)
        ResizableDialog.accept(self)

    def reject(self):
        self.save_state()
        ResizableDialog.reject(self)

    def save_state(self):
        try:
            gprefs['metasingle_window_geometry3'] = bytearray(self.saveGeometry())
        except:
            # Weird failure, see https://bugs.launchpad.net/bugs/995271
            import traceback
            traceback.print_exc()

    # Dialog use methods {{{
    def start(self, row_list, current_row, view_slot=None,
            set_current_callback=None):
        self.row_list = row_list
        self.current_row = current_row
        if view_slot is not None:
            self.view_format.connect(view_slot)
        self.set_current_callback = set_current_callback
        self.do_one(apply_changes=False)
        ret = self.exec_()
        self.break_cycles()
        return ret

    def next_clicked(self):
        if not self.apply_changes():
            return
        self.do_one(delta=1, apply_changes=False)

    def prev_clicked(self):
        if not self.apply_changes():
            return
        self.do_one(delta=-1, apply_changes=False)

    def do_one(self, delta=0, apply_changes=True):
        if apply_changes:
            self.apply_changes()
        self.current_row += delta
        self.update_window_title()
        prev = next_ = None
        if self.current_row > 0:
            prev = self.db.title(self.row_list[self.current_row-1])
        if self.current_row < len(self.row_list) - 1:
            next_ = self.db.title(self.row_list[self.current_row+1])

        if next_ is not None:
            tip = (_('Save changes and edit the metadata of %s')+
                    ' [Alt+Right]')%next_
            self.next_button.setToolTip(tip)
        self.next_button.setEnabled(next_ is not None)
        if prev is not None:
            tip = (_('Save changes and edit the metadata of %s')+
                    ' [Alt+Left]')%prev
            self.prev_button.setToolTip(tip)
        self.prev_button.setEnabled(prev is not None)
        self.button_box.button(self.button_box.Ok).setDefault(True)
        self.button_box.button(self.button_box.Ok).setFocus(Qt.OtherFocusReason)
        self(self.db.id(self.row_list[self.current_row]))
        for w, state in self.comments_edit_state_at_apply.iteritems():
            if state == 'code':
                w.tab = 'code'

    def break_cycles(self):
        # Break any reference cycles that could prevent python
        # from garbage collecting this dialog
        self.set_current_callback = self.db = None
        self.metadata_before_fetch = None
        def disconnect(signal):
            try:
                signal.disconnect()
            except:
                pass  # Fails if view format was never connected
        disconnect(self.view_format)
        for b in ('next_button', 'prev_button'):
            x = getattr(self, b, None)
            if x is not None:
                disconnect(x.clicked)
        for widget in self.basic_metadata_widgets:
            bc = getattr(widget, 'break_cycles', None)
            if bc is not None and callable(bc):
                bc()
        for widget in getattr(self, 'custom_metadata_widgets', []):
            widget.break_cycles()
Exemplo n.º 4
0
    def create_basic_metadata_widgets(self):  # {{{
        self.basic_metadata_widgets = []

        self.languages = LanguagesEdit(self)
        self.basic_metadata_widgets.append(self.languages)

        self.title = TitleEdit(self)
        self.title.textChanged.connect(self.update_window_title)
        self.deduce_title_sort_button = QToolButton(self)
        self.deduce_title_sort_button.setToolTip(
            _('Automatically create the title sort entry based on the current '
                'title entry.\nUsing this button to create title sort will '
                'change title sort from red to green.'))
        self.deduce_title_sort_button.setWhatsThis(
                self.deduce_title_sort_button.toolTip())
        self.title_sort = TitleSortEdit(self, self.title,
                self.deduce_title_sort_button, self.languages)
        self.basic_metadata_widgets.extend([self.title, self.title_sort])

        self.deduce_author_sort_button = b = RightClickButton(self)
        b.setToolTip('<p>' +
            _('Automatically create the author sort entry based on the current '
              'author entry. Using this button to create author sort will '
              'change author sort from red to green.  There is a menu of '
              'functions available under this button. Click and hold '
              'on the button to see it.') + '</p>')
        if isosx:
            # Workaround for https://bugreports.qt-project.org/browse/QTBUG-41017
            class Menu(QMenu):

                def mouseReleaseEvent(self, ev):
                    ac = self.actionAt(ev.pos())
                    if ac is not None:
                        ac.trigger()
                    return QMenu.mouseReleaseEvent(self, ev)
            b.m = m = Menu()
        else:
            b.m = m = QMenu()
        ac = m.addAction(QIcon(I('forward.png')), _('Set author sort from author'))
        ac2 = m.addAction(QIcon(I('back.png')), _('Set author from author sort'))
        ac3 = m.addAction(QIcon(I('user_profile.png')), _('Manage authors'))
        ac4 = m.addAction(QIcon(I('next.png')),
                _('Copy author to author sort'))
        ac5 = m.addAction(QIcon(I('previous.png')),
                _('Copy author sort to author'))

        b.setMenu(m)
        self.authors = AuthorsEdit(self, ac3)
        self.author_sort = AuthorSortEdit(self, self.authors, b, self.db, ac,
                ac2, ac4, ac5)
        self.basic_metadata_widgets.extend([self.authors, self.author_sort])

        self.swap_title_author_button = QToolButton(self)
        self.swap_title_author_button.setIcon(QIcon(I('swap.png')))
        self.swap_title_author_button.setToolTip(_(
            'Swap the author and title') + ' [%s]' % self.swap_title_author_shortcut.key().toString(QKeySequence.NativeText))
        self.swap_title_author_button.clicked.connect(self.swap_title_author)
        self.swap_title_author_shortcut.activated.connect(self.swap_title_author_button.click)

        self.manage_authors_button = QToolButton(self)
        self.manage_authors_button.setIcon(QIcon(I('user_profile.png')))
        self.manage_authors_button.setToolTip('<p>' + _(
            'Manage authors. Use to rename authors and correct '
            'individual author\'s sort values') + '</p>')
        self.manage_authors_button.clicked.connect(self.authors.manage_authors)

        self.series = SeriesEdit(self)
        self.clear_series_button = QToolButton(self)
        self.clear_series_button.setToolTip(
               _('Clear series'))
        self.clear_series_button.clicked.connect(self.series.clear)
        self.series_index = SeriesIndexEdit(self, self.series)
        self.basic_metadata_widgets.extend([self.series, self.series_index])

        self.formats_manager = FormatsManager(self, self.copy_fmt)
        # We want formats changes to be committed before title/author, as
        # otherwise we could have data loss if the title/author changed and the
        # user was trying to add an extra file from the old books directory.
        self.basic_metadata_widgets.insert(0, self.formats_manager)
        self.formats_manager.metadata_from_format_button.clicked.connect(
                self.metadata_from_format)
        self.formats_manager.cover_from_format_button.clicked.connect(
                self.cover_from_format)
        self.cover = Cover(self)
        self.cover.download_cover.connect(self.download_cover)
        self.basic_metadata_widgets.append(self.cover)

        self.comments = CommentsEdit(self, self.one_line_comments_toolbar)
        self.basic_metadata_widgets.append(self.comments)

        self.rating = RatingEdit(self)
        self.clear_ratings_button = QToolButton(self)
        self.clear_ratings_button.setToolTip(_('Clear rating'))
        self.clear_ratings_button.setIcon(QIcon(I('trash.png')))
        self.clear_ratings_button.clicked.connect(self.rating.zero)

        self.basic_metadata_widgets.append(self.rating)

        self.tags = TagsEdit(self)
        self.tags_editor_button = QToolButton(self)
        self.tags_editor_button.setToolTip(_('Open Tag Editor'))
        self.tags_editor_button.setIcon(QIcon(I('chapters.png')))
        self.tags_editor_button.clicked.connect(self.tags_editor)
        self.clear_tags_button = QToolButton(self)
        self.clear_tags_button.setToolTip(_('Clear all tags'))
        self.clear_tags_button.setIcon(QIcon(I('trash.png')))
        self.clear_tags_button.clicked.connect(self.tags.clear)
        self.basic_metadata_widgets.append(self.tags)

        self.identifiers = IdentifiersEdit(self)
        self.basic_metadata_widgets.append(self.identifiers)
        self.clear_identifiers_button = QToolButton(self)
        self.clear_identifiers_button.setIcon(QIcon(I('trash.png')))
        self.clear_identifiers_button.setToolTip(_('Clear Ids'))
        self.clear_identifiers_button.clicked.connect(self.identifiers.clear)
        self.paste_isbn_button = QToolButton(self)
        self.paste_isbn_button.setToolTip('<p>' +
                    _('Paste the contents of the clipboard into the '
                      'identifiers box prefixed with isbn:') + '</p>')
        self.paste_isbn_button.setIcon(QIcon(I('edit-paste.png')))
        self.paste_isbn_button.clicked.connect(self.identifiers.paste_isbn)

        self.publisher = PublisherEdit(self)
        self.basic_metadata_widgets.append(self.publisher)

        self.timestamp = DateEdit(self)
        self.pubdate = PubdateEdit(self)
        self.basic_metadata_widgets.extend([self.timestamp, self.pubdate])

        self.fetch_metadata_button = b = RightClickButton(self)
        # The following rigmarole is needed so that Qt gives the button the
        # same height as the other buttons in the dialog. There is no way to
        # center the text in a QToolButton with an icon, so we cant just set an
        # icon
        b.setIcon(QIcon(I('download-metadata.png')))
        b.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
        b.setMinimumHeight(b.sizeHint().height())
        b.setIcon(QIcon())
        b.setText(_('&Download metadata')), b.setPopupMode(b.DelayedPopup)
        b.setToolTip(_('Download metadata for this book [%s]') % self.download_shortcut.key().toString(QKeySequence.NativeText))
        b.setSizePolicy(QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed))
        self.fetch_metadata_button.clicked.connect(self.fetch_metadata)
        self.fetch_metadata_menu = m = QMenu(self.fetch_metadata_button)
        m.addAction(QIcon(I('edit-undo.png')), _('Undo last metadata download'), self.undo_fetch_metadata)
        self.fetch_metadata_button.setMenu(m)
        self.download_shortcut.activated.connect(self.fetch_metadata_button.click)
        font = self.fmb_font = QFont()
        font.setBold(True)
        self.fetch_metadata_button.setFont(font)

        if self.use_toolbutton_for_config_metadata:
            self.config_metadata_button = QToolButton(self)
            self.config_metadata_button.setIcon(QIcon(I('config.png')))
        else:
            self.config_metadata_button = QPushButton(self)
            self.config_metadata_button.setText(_('Configure download metadata'))
        self.config_metadata_button.setIcon(QIcon(I('config.png')))
        self.config_metadata_button.clicked.connect(self.configure_metadata)
        self.config_metadata_button.setToolTip(
            _('Change how calibre downloads metadata'))
Exemplo n.º 5
0
class MetadataSingleDialogBase(ResizableDialog):

    view_format = pyqtSignal(object, object)
    cc_two_column = tweaks['metadata_single_use_2_cols_for_custom_fields']
    one_line_comments_toolbar = False
    use_toolbutton_for_config_metadata = True

    def __init__(self, db, parent=None):
        self.db = db
        self.changed = set()
        self.books_to_refresh = set()
        self.rows_to_refresh = set()
        self.metadata_before_fetch = None
        ResizableDialog.__init__(self, parent)

    def setupUi(self, *args):  # {{{
        self.resize(990, 670)

        self.download_shortcut = QShortcut(self)
        self.download_shortcut.setKey(
            QKeySequence('Ctrl+D', QKeySequence.PortableText))
        p = self.parent()
        if hasattr(p, 'keyboard'):
            kname = u'Interface Action: Edit Metadata (Edit Metadata) : menu action : download'
            sc = p.keyboard.keys_map.get(kname, None)
            if sc:
                self.download_shortcut.setKey(sc[0])

        self.button_box = bb = QDialogButtonBox(self)
        self.button_box.accepted.connect(self.accept)
        self.button_box.rejected.connect(self.reject)
        self.next_button = QPushButton(QIcon(I('forward.png')), _('Next'),
                                       self)
        self.next_button.setShortcut(QKeySequence('Alt+Right'))
        self.next_button.clicked.connect(self.next_clicked)
        self.prev_button = QPushButton(QIcon(I('back.png')), _('Previous'),
                                       self)
        self.prev_button.setShortcut(QKeySequence('Alt+Left'))

        self.button_box.addButton(self.prev_button, bb.ActionRole)
        self.button_box.addButton(self.next_button, bb.ActionRole)
        self.prev_button.clicked.connect(self.prev_clicked)
        bb.setStandardButtons(bb.Ok | bb.Cancel)
        bb.button(bb.Ok).setDefault(True)

        self.scroll_area = QScrollArea(self)
        self.scroll_area.setFrameShape(QScrollArea.NoFrame)
        self.scroll_area.setWidgetResizable(True)
        self.central_widget = QTabWidget(self)
        self.scroll_area.setWidget(self.central_widget)

        self.l = QVBoxLayout(self)
        self.setLayout(self.l)
        self.l.addWidget(self.scroll_area)
        ll = self.button_box_layout = QHBoxLayout()
        self.l.addLayout(ll)
        ll.addSpacing(10)
        ll.addWidget(self.button_box)

        self.setWindowIcon(QIcon(I('edit_input.png')))
        self.setWindowTitle(BASE_TITLE)

        self.create_basic_metadata_widgets()

        if len(self.db.custom_column_label_map):
            self.create_custom_metadata_widgets()

        self.do_layout()
        geom = gprefs.get('metasingle_window_geometry3', None)
        if geom is not None:
            self.restoreGeometry(bytes(geom))

    # }}}

    def create_basic_metadata_widgets(self):  # {{{
        self.basic_metadata_widgets = []

        self.languages = LanguagesEdit(self)
        self.basic_metadata_widgets.append(self.languages)

        self.title = TitleEdit(self)
        self.title.textChanged.connect(self.update_window_title)
        self.deduce_title_sort_button = QToolButton(self)
        self.deduce_title_sort_button.setToolTip(
            _('Automatically create the title sort entry based on the current '
              'title entry.\nUsing this button to create title sort will '
              'change title sort from red to green.'))
        self.deduce_title_sort_button.setWhatsThis(
            self.deduce_title_sort_button.toolTip())
        self.title_sort = TitleSortEdit(self, self.title,
                                        self.deduce_title_sort_button,
                                        self.languages)
        self.basic_metadata_widgets.extend([self.title, self.title_sort])

        self.deduce_author_sort_button = b = QToolButton(self)
        b.setToolTip('<p>' + _(
            'Automatically create the author sort entry based on the current '
            'author entry. Using this button to create author sort will '
            'change author sort from red to green.  There is a menu of '
            'functions available under this button. Click and hold '
            'on the button to see it.') + '</p>')
        if isosx:
            # Workaround for https://bugreports.qt-project.org/browse/QTBUG-41017
            class Menu(QMenu):
                def mouseReleaseEvent(self, ev):
                    ac = self.actionAt(ev.pos())
                    if ac is not None:
                        ac.trigger()
                    return QMenu.mouseReleaseEvent(self, ev)

            b.m = m = Menu()
        else:
            b.m = m = QMenu()
        ac = m.addAction(QIcon(I('forward.png')),
                         _('Set author sort from author'))
        ac2 = m.addAction(QIcon(I('back.png')),
                          _('Set author from author sort'))
        ac3 = m.addAction(QIcon(I('user_profile.png')), _('Manage authors'))
        ac4 = m.addAction(QIcon(I('next.png')),
                          _('Copy author to author sort'))
        ac5 = m.addAction(QIcon(I('previous.png')),
                          _('Copy author sort to author'))

        b.setMenu(m)
        self.authors = AuthorsEdit(self, ac3)
        self.author_sort = AuthorSortEdit(self, self.authors, b, self.db, ac,
                                          ac2, ac4, ac5)
        self.basic_metadata_widgets.extend([self.authors, self.author_sort])

        self.swap_title_author_button = QToolButton(self)
        self.swap_title_author_button.setIcon(QIcon(I('swap.png')))
        self.swap_title_author_button.setToolTip(
            _('Swap the author and title'))
        self.swap_title_author_button.clicked.connect(self.swap_title_author)

        self.manage_authors_button = QToolButton(self)
        self.manage_authors_button.setIcon(QIcon(I('user_profile.png')))
        self.manage_authors_button.setToolTip(
            '<p>' + _('Manage authors. Use to rename authors and correct '
                      'individual author\'s sort values') + '</p>')
        self.manage_authors_button.clicked.connect(self.authors.manage_authors)

        self.series = SeriesEdit(self)
        self.clear_series_button = QToolButton(self)
        self.clear_series_button.setToolTip(_('Clear series'))
        self.clear_series_button.clicked.connect(self.series.clear)
        self.series_index = SeriesIndexEdit(self, self.series)
        self.basic_metadata_widgets.extend([self.series, self.series_index])

        self.formats_manager = FormatsManager(self, self.copy_fmt)
        # We want formats changes to be committed before title/author, as
        # otherwise we could have data loss if the title/author changed and the
        # user was trying to add an extra file from the old books directory.
        self.basic_metadata_widgets.insert(0, self.formats_manager)
        self.formats_manager.metadata_from_format_button.clicked.connect(
            self.metadata_from_format)
        self.formats_manager.cover_from_format_button.clicked.connect(
            self.cover_from_format)
        self.cover = Cover(self)
        self.cover.download_cover.connect(self.download_cover)
        self.basic_metadata_widgets.append(self.cover)

        self.comments = CommentsEdit(self, self.one_line_comments_toolbar)
        self.basic_metadata_widgets.append(self.comments)

        self.rating = RatingEdit(self)
        self.clear_ratings_button = QToolButton(self)
        self.clear_ratings_button.setToolTip(_('Clear rating'))
        self.clear_ratings_button.setIcon(QIcon(I('trash.png')))
        self.clear_ratings_button.clicked.connect(self.rating.zero)

        self.basic_metadata_widgets.append(self.rating)

        self.tags = TagsEdit(self)
        self.tags_editor_button = QToolButton(self)
        self.tags_editor_button.setToolTip(_('Open Tag Editor'))
        self.tags_editor_button.setIcon(QIcon(I('chapters.png')))
        self.tags_editor_button.clicked.connect(self.tags_editor)
        self.clear_tags_button = QToolButton(self)
        self.clear_tags_button.setToolTip(_('Clear all tags'))
        self.clear_tags_button.setIcon(QIcon(I('trash.png')))
        self.clear_tags_button.clicked.connect(self.tags.clear)
        self.basic_metadata_widgets.append(self.tags)

        self.identifiers = IdentifiersEdit(self)
        self.basic_metadata_widgets.append(self.identifiers)
        self.clear_identifiers_button = QToolButton(self)
        self.clear_identifiers_button.setIcon(QIcon(I('trash.png')))
        self.clear_identifiers_button.setToolTip(_('Clear Ids'))
        self.clear_identifiers_button.clicked.connect(self.identifiers.clear)
        self.paste_isbn_button = QToolButton(self)
        self.paste_isbn_button.setToolTip(
            '<p>' + _('Paste the contents of the clipboard into the '
                      'identifiers box prefixed with isbn:') + '</p>')
        self.paste_isbn_button.setIcon(QIcon(I('edit-paste.png')))
        self.paste_isbn_button.clicked.connect(self.identifiers.paste_isbn)

        self.publisher = PublisherEdit(self)
        self.basic_metadata_widgets.append(self.publisher)

        self.timestamp = DateEdit(self)
        self.pubdate = PubdateEdit(self)
        self.basic_metadata_widgets.extend([self.timestamp, self.pubdate])

        self.fetch_metadata_button = b = QToolButton(self)
        b.setText(_('&Download metadata')), b.setPopupMode(b.DelayedPopup)
        b.setSizePolicy(QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed))
        self.fetch_metadata_button.clicked.connect(self.fetch_metadata)
        self.fetch_metadata_menu = m = QMenu(self.fetch_metadata_button)
        m.addAction(QIcon(I('edit-undo.png')),
                    _('Undo last metadata download'), self.undo_fetch_metadata)
        self.fetch_metadata_button.setMenu(m)
        self.download_shortcut.activated.connect(
            self.fetch_metadata_button.click)
        font = self.fmb_font = QFont()
        font.setBold(True)
        self.fetch_metadata_button.setFont(font)

        if self.use_toolbutton_for_config_metadata:
            self.config_metadata_button = QToolButton(self)
            self.config_metadata_button.setIcon(QIcon(I('config.png')))
        else:
            self.config_metadata_button = QPushButton(self)
            self.config_metadata_button.setText(
                _('Configure download metadata'))
        self.config_metadata_button.setIcon(QIcon(I('config.png')))
        self.config_metadata_button.clicked.connect(self.configure_metadata)
        self.config_metadata_button.setToolTip(
            _('Change how calibre downloads metadata'))

    # }}}

    def create_custom_metadata_widgets(self):  # {{{
        self.custom_metadata_widgets_parent = w = QWidget(self)
        layout = QGridLayout()
        w.setLayout(layout)
        self.custom_metadata_widgets, self.__cc_spacers = \
            populate_metadata_page(layout, self.db, None, parent=w, bulk=False,
                two_column=self.cc_two_column)
        self.__custom_col_layouts = [layout]

    # }}}

    def set_custom_metadata_tab_order(self, before=None, after=None):  # {{{
        sto = QWidget.setTabOrder
        if getattr(self, 'custom_metadata_widgets', []):
            ans = self.custom_metadata_widgets
            for i in range(len(ans) - 1):
                if before is not None and i == 0:
                    pass
                if len(ans[i + 1].widgets) == 2:
                    sto(ans[i].widgets[-1], ans[i + 1].widgets[1])
                else:
                    sto(ans[i].widgets[-1], ans[i + 1].widgets[0])
                for c in range(2, len(ans[i].widgets), 2):
                    sto(ans[i].widgets[c - 1], ans[i].widgets[c + 1])
            if after is not None:
                pass

    # }}}

    def do_view_format(self, path, fmt):
        if path:
            self.view_format.emit(None, path)
        else:
            self.view_format.emit(self.book_id, fmt)

    def copy_fmt(self, fmt, f):
        self.db.copy_format_to(self.book_id, fmt, f, index_is_id=True)

    def do_layout(self):
        raise NotImplementedError()

    def __call__(self, id_):
        self.book_id = id_
        self.books_to_refresh = set([])
        self.metadata_before_fetch = None
        for widget in self.basic_metadata_widgets:
            widget.initialize(self.db, id_)
        for widget in getattr(self, 'custom_metadata_widgets', []):
            widget.initialize(id_)
        if callable(self.set_current_callback):
            self.set_current_callback(id_)
        # Commented out as it doesn't play nice with Next, Prev buttons
        # self.fetch_metadata_button.setFocus(Qt.OtherFocusReason)

    # Miscellaneous interaction methods {{{
    def update_window_title(self, *args):
        title = self.title.current_val
        if len(title) > 50:
            title = title[:50] + u'\u2026'
        self.setWindowTitle(
            BASE_TITLE + ' - ' + title + ' - ' + _(' [%(num)d of %(tot)d]') %
            dict(num=self.current_row + 1, tot=len(self.row_list)))

    def swap_title_author(self, *args):
        title = self.title.current_val
        self.title.current_val = authors_to_string(self.authors.current_val)
        self.authors.current_val = string_to_authors(title)
        self.title_sort.auto_generate()
        self.author_sort.auto_generate()

    def tags_editor(self, *args):
        self.tags.edit(self.db, self.book_id)

    def metadata_from_format(self, *args):
        mi, ext = self.formats_manager.get_selected_format_metadata(
            self.db, self.book_id)
        if mi is not None:
            self.update_from_mi(mi)

    def get_pdf_cover(self):
        pdfpath = self.formats_manager.get_format_path(self.db, self.book_id,
                                                       'pdf')
        from calibre.gui2.metadata.pdf_covers import PDFCovers
        d = PDFCovers(pdfpath, parent=self)
        if d.exec_() == d.Accepted:
            cpath = d.cover_path
            if cpath:
                with open(cpath, 'rb') as f:
                    self.update_cover(f.read(), 'PDF')
        d.cleanup()

    def cover_from_format(self, *args):
        ext = self.formats_manager.get_selected_format()
        if ext is None:
            return
        if ext == 'pdf':
            return self.get_pdf_cover()
        try:
            mi, ext = self.formats_manager.get_selected_format_metadata(
                self.db, self.book_id)
        except (IOError, OSError) as err:
            if getattr(err, 'errno',
                       None) == errno.EACCES:  # Permission denied
                import traceback
                fname = err.filename if err.filename else 'file'
                error_dialog(self,
                             _('Permission denied'),
                             _('Could not open %s. Is it being used by another'
                               ' program?') % fname,
                             det_msg=traceback.format_exc(),
                             show=True)
                return
            raise
        if mi is None:
            return
        cdata = None
        if mi.cover and os.access(mi.cover, os.R_OK):
            cdata = open(mi.cover).read()
        elif mi.cover_data[1] is not None:
            cdata = mi.cover_data[1]
        if cdata is None:
            error_dialog(self, _('Could not read cover'),
                         _('Could not read cover from %s format') %
                         ext).exec_()
            return
        self.update_cover(cdata, ext)

    def update_cover(self, cdata, fmt):
        orig = self.cover.current_val
        self.cover.current_val = cdata
        if self.cover.current_val is None:
            self.cover.current_val = orig
            return error_dialog(self,
                                _('Could not read cover'),
                                _('The cover in the %s format is invalid') %
                                fmt,
                                show=True)
            return

    def update_from_mi(self,
                       mi,
                       update_sorts=True,
                       merge_tags=True,
                       merge_comments=False):
        fw = self.focusWidget()
        if not mi.is_null('title'):
            self.title.set_value(mi.title)
            if update_sorts:
                self.title_sort.auto_generate()
        if not mi.is_null('authors'):
            self.authors.set_value(mi.authors)
        if not mi.is_null('author_sort'):
            self.author_sort.set_value(mi.author_sort)
        elif update_sorts:
            self.author_sort.auto_generate()
        if not mi.is_null('rating'):
            try:
                self.rating.set_value(mi.rating)
            except:
                pass
        if not mi.is_null('publisher'):
            self.publisher.set_value(mi.publisher)
        if not mi.is_null('tags'):
            old_tags = self.tags.current_val
            tags = mi.tags if mi.tags else []
            if old_tags and merge_tags:
                ltags, lotags = {t.lower()
                                 for t in tags}, {t.lower()
                                                  for t in old_tags}
                tags = [t for t in tags if t.lower() in ltags - lotags
                        ] + old_tags
            self.tags.set_value(tags)
        if not mi.is_null('identifiers'):
            current = self.identifiers.current_val
            current.update(mi.identifiers)
            self.identifiers.set_value(current)
        if not mi.is_null('pubdate'):
            self.pubdate.set_value(mi.pubdate)
        if not mi.is_null('series') and mi.series.strip():
            self.series.set_value(mi.series)
            if mi.series_index is not None:
                self.series_index.reset_original()
                self.series_index.set_value(float(mi.series_index))
        if not mi.is_null('languages'):
            langs = [canonicalize_lang(x) for x in mi.languages]
            langs = [x for x in langs if x is not None]
            if langs:
                self.languages.set_value(langs)
        if mi.comments and mi.comments.strip():
            val = mi.comments
            if val and merge_comments:
                cval = self.comments.current_val
                if cval:
                    val = merge_two_comments(cval, val)
            self.comments.set_value(val)
        if fw is not None:
            fw.setFocus(Qt.OtherFocusReason)

    def fetch_metadata(self, *args):
        d = FullFetch(self.cover.pixmap(), self)
        ret = d.start(title=self.title.current_val,
                      authors=self.authors.current_val,
                      identifiers=self.identifiers.current_val)
        if ret == d.Accepted:
            self.metadata_before_fetch = {
                f: getattr(self, f).current_val
                for f in fetched_fields
            }
            from calibre.ebooks.metadata.sources.prefs import msprefs
            mi = d.book
            dummy = Metadata(_('Unknown'))
            for f in msprefs['ignore_fields']:
                if ':' not in f:
                    setattr(mi, f, getattr(dummy, f))
            if mi is not None:
                pd = mi.pubdate
                if pd is not None:
                    # Put the downloaded published date into the local timezone
                    # as we discard time info and the date is timezone
                    # invariant. This prevents the as_local_timezone() call in
                    # update_from_mi from changing the pubdate
                    mi.pubdate = datetime(pd.year,
                                          pd.month,
                                          pd.day,
                                          tzinfo=local_tz)
                self.update_from_mi(mi,
                                    merge_comments=msprefs['append_comments'])
            if d.cover_pixmap is not None:
                self.metadata_before_fetch['cover'] = self.cover.current_val
                self.cover.current_val = pixmap_to_data(d.cover_pixmap)

    def undo_fetch_metadata(self):
        if self.metadata_before_fetch is None:
            return error_dialog(self,
                                _('No downloaded metadata'),
                                _('There is no downloaded metadata to undo'),
                                show=True)
        for field, val in self.metadata_before_fetch.iteritems():
            getattr(self, field).current_val = val
        self.metadata_before_fetch = None

    def configure_metadata(self):
        from calibre.gui2.preferences import show_config_widget
        gui = self.parent()
        show_config_widget('Sharing',
                           'Metadata download',
                           parent=self,
                           gui=gui,
                           never_shutdown=True)

    def download_cover(self, *args):
        from calibre.gui2.metadata.single_download import CoverFetch
        d = CoverFetch(self.cover.pixmap(), self)
        ret = d.start(self.title.current_val, self.authors.current_val,
                      self.identifiers.current_val)
        if ret == d.Accepted:
            if d.cover_pixmap is not None:
                self.cover.current_val = pixmap_to_data(d.cover_pixmap)

    # }}}

    def to_book_metadata(self):
        mi = Metadata(_('Unknown'))
        if self.db is None:
            return mi
        mi.set_all_user_metadata(
            self.db.field_metadata.custom_field_metadata())
        for widget in self.basic_metadata_widgets:
            widget.apply_to_metadata(mi)
        for widget in getattr(self, 'custom_metadata_widgets', []):
            widget.apply_to_metadata(mi)
        return mi

    def apply_changes(self):
        self.changed.add(self.book_id)
        if self.db is None:
            # break_cycles has already been called, don't know why this should
            # happen but a user reported it
            return True
        for widget in self.basic_metadata_widgets:
            try:
                if hasattr(widget, 'validate_for_commit'):
                    title, msg, det_msg = widget.validate_for_commit()
                    if title is not None:
                        error_dialog(self,
                                     title,
                                     msg,
                                     det_msg=det_msg,
                                     show=True)
                        return False
                widget.commit(self.db, self.book_id)
                self.books_to_refresh |= getattr(widget, 'books_to_refresh',
                                                 set())
            except (IOError, OSError) as err:
                if getattr(err, 'errno',
                           None) == errno.EACCES:  # Permission denied
                    import traceback
                    fname = getattr(err, 'filename', None)
                    p = 'Locked file: %s\n\n' % fname if fname else ''
                    error_dialog(
                        self,
                        _('Permission denied'),
                        _('Could not change the on disk location of this'
                          ' book. Is it open in another program?'),
                        det_msg=p + traceback.format_exc(),
                        show=True)
                    return False
                raise
        for widget in getattr(self, 'custom_metadata_widgets', []):
            self.books_to_refresh |= widget.commit(self.book_id)

        self.db.commit()
        rows = self.db.refresh_ids(list(self.books_to_refresh))
        if rows:
            self.rows_to_refresh |= set(rows)

        return True

    def accept(self):
        self.save_state()
        if not self.apply_changes():
            return
        ResizableDialog.accept(self)

    def reject(self):
        self.save_state()
        ResizableDialog.reject(self)

    def save_state(self):
        try:
            gprefs['metasingle_window_geometry3'] = bytearray(
                self.saveGeometry())
        except:
            # Weird failure, see https://bugs.launchpad.net/bugs/995271
            import traceback
            traceback.print_exc()

    # Dialog use methods {{{
    def start(self,
              row_list,
              current_row,
              view_slot=None,
              set_current_callback=None):
        self.row_list = row_list
        self.current_row = current_row
        if view_slot is not None:
            self.view_format.connect(view_slot)
        self.set_current_callback = set_current_callback
        self.do_one(apply_changes=False)
        ret = self.exec_()
        self.break_cycles()
        return ret

    def next_clicked(self):
        if not self.apply_changes():
            return
        self.do_one(delta=1, apply_changes=False)

    def prev_clicked(self):
        if not self.apply_changes():
            return
        self.do_one(delta=-1, apply_changes=False)

    def do_one(self, delta=0, apply_changes=True):
        if apply_changes:
            self.apply_changes()
        self.current_row += delta
        prev = next_ = None
        if self.current_row > 0:
            prev = self.db.title(self.row_list[self.current_row - 1])
        if self.current_row < len(self.row_list) - 1:
            next_ = self.db.title(self.row_list[self.current_row + 1])

        if next_ is not None:
            tip = (_('Save changes and edit the metadata of %s') +
                   ' [Alt+Right]') % next_
            self.next_button.setToolTip(tip)
        self.next_button.setEnabled(next_ is not None)
        if prev is not None:
            tip = (_('Save changes and edit the metadata of %s') +
                   ' [Alt+Left]') % prev
            self.prev_button.setToolTip(tip)
        self.prev_button.setEnabled(prev is not None)
        self.button_box.button(self.button_box.Ok).setDefault(True)
        self.button_box.button(self.button_box.Ok).setFocus(
            Qt.OtherFocusReason)
        self(self.db.id(self.row_list[self.current_row]))

    def break_cycles(self):
        # Break any reference cycles that could prevent python
        # from garbage collecting this dialog
        self.set_current_callback = self.db = None
        self.metadata_before_fetch = None

        def disconnect(signal):
            try:
                signal.disconnect()
            except:
                pass  # Fails if view format was never connected

        disconnect(self.view_format)
        for b in ('next_button', 'prev_button'):
            x = getattr(self, b, None)
            if x is not None:
                disconnect(x.clicked)
        for widget in self.basic_metadata_widgets:
            bc = getattr(widget, 'break_cycles', None)
            if bc is not None and callable(bc):
                bc()
        for widget in getattr(self, 'custom_metadata_widgets', []):
            widget.break_cycles()
Exemplo n.º 6
0
    def create_basic_metadata_widgets(self):  # {{{
        self.basic_metadata_widgets = []

        self.languages = LanguagesEdit(self)
        self.basic_metadata_widgets.append(self.languages)

        self.title = TitleEdit(self)
        self.title.textChanged.connect(self.update_window_title)
        self.deduce_title_sort_button = QToolButton(self)
        self.deduce_title_sort_button.setToolTip(
            _('Automatically create the title sort entry based on the current '
              'title entry.\nUsing this button to create title sort will '
              'change title sort from red to green.'))
        self.deduce_title_sort_button.setWhatsThis(
            self.deduce_title_sort_button.toolTip())
        self.title_sort = TitleSortEdit(self, self.title,
                                        self.deduce_title_sort_button,
                                        self.languages)
        self.basic_metadata_widgets.extend([self.title, self.title_sort])

        self.deduce_author_sort_button = b = QToolButton(self)
        b.setToolTip('<p>' + _(
            'Automatically create the author sort entry based on the current '
            'author entry. Using this button to create author sort will '
            'change author sort from red to green.  There is a menu of '
            'functions available under this button. Click and hold '
            'on the button to see it.') + '</p>')
        if isosx:
            # Workaround for https://bugreports.qt-project.org/browse/QTBUG-41017
            class Menu(QMenu):
                def mouseReleaseEvent(self, ev):
                    ac = self.actionAt(ev.pos())
                    if ac is not None:
                        ac.trigger()
                    return QMenu.mouseReleaseEvent(self, ev)

            b.m = m = Menu()
        else:
            b.m = m = QMenu()
        ac = m.addAction(QIcon(I('forward.png')),
                         _('Set author sort from author'))
        ac2 = m.addAction(QIcon(I('back.png')),
                          _('Set author from author sort'))
        ac3 = m.addAction(QIcon(I('user_profile.png')), _('Manage authors'))
        ac4 = m.addAction(QIcon(I('next.png')),
                          _('Copy author to author sort'))
        ac5 = m.addAction(QIcon(I('previous.png')),
                          _('Copy author sort to author'))

        b.setMenu(m)
        self.authors = AuthorsEdit(self, ac3)
        self.author_sort = AuthorSortEdit(self, self.authors, b, self.db, ac,
                                          ac2, ac4, ac5)
        self.basic_metadata_widgets.extend([self.authors, self.author_sort])

        self.swap_title_author_button = QToolButton(self)
        self.swap_title_author_button.setIcon(QIcon(I('swap.png')))
        self.swap_title_author_button.setToolTip(
            _('Swap the author and title'))
        self.swap_title_author_button.clicked.connect(self.swap_title_author)

        self.manage_authors_button = QToolButton(self)
        self.manage_authors_button.setIcon(QIcon(I('user_profile.png')))
        self.manage_authors_button.setToolTip(
            '<p>' + _('Manage authors. Use to rename authors and correct '
                      'individual author\'s sort values') + '</p>')
        self.manage_authors_button.clicked.connect(self.authors.manage_authors)

        self.series = SeriesEdit(self)
        self.clear_series_button = QToolButton(self)
        self.clear_series_button.setToolTip(_('Clear series'))
        self.clear_series_button.clicked.connect(self.series.clear)
        self.series_index = SeriesIndexEdit(self, self.series)
        self.basic_metadata_widgets.extend([self.series, self.series_index])

        self.formats_manager = FormatsManager(self, self.copy_fmt)
        # We want formats changes to be committed before title/author, as
        # otherwise we could have data loss if the title/author changed and the
        # user was trying to add an extra file from the old books directory.
        self.basic_metadata_widgets.insert(0, self.formats_manager)
        self.formats_manager.metadata_from_format_button.clicked.connect(
            self.metadata_from_format)
        self.formats_manager.cover_from_format_button.clicked.connect(
            self.cover_from_format)
        self.cover = Cover(self)
        self.cover.download_cover.connect(self.download_cover)
        self.basic_metadata_widgets.append(self.cover)

        self.comments = CommentsEdit(self, self.one_line_comments_toolbar)
        self.basic_metadata_widgets.append(self.comments)

        self.rating = RatingEdit(self)
        self.clear_ratings_button = QToolButton(self)
        self.clear_ratings_button.setToolTip(_('Clear rating'))
        self.clear_ratings_button.setIcon(QIcon(I('trash.png')))
        self.clear_ratings_button.clicked.connect(self.rating.zero)

        self.basic_metadata_widgets.append(self.rating)

        self.tags = TagsEdit(self)
        self.tags_editor_button = QToolButton(self)
        self.tags_editor_button.setToolTip(_('Open Tag Editor'))
        self.tags_editor_button.setIcon(QIcon(I('chapters.png')))
        self.tags_editor_button.clicked.connect(self.tags_editor)
        self.clear_tags_button = QToolButton(self)
        self.clear_tags_button.setToolTip(_('Clear all tags'))
        self.clear_tags_button.setIcon(QIcon(I('trash.png')))
        self.clear_tags_button.clicked.connect(self.tags.clear)
        self.basic_metadata_widgets.append(self.tags)

        self.identifiers = IdentifiersEdit(self)
        self.basic_metadata_widgets.append(self.identifiers)
        self.clear_identifiers_button = QToolButton(self)
        self.clear_identifiers_button.setIcon(QIcon(I('trash.png')))
        self.clear_identifiers_button.setToolTip(_('Clear Ids'))
        self.clear_identifiers_button.clicked.connect(self.identifiers.clear)
        self.paste_isbn_button = QToolButton(self)
        self.paste_isbn_button.setToolTip(
            '<p>' + _('Paste the contents of the clipboard into the '
                      'identifiers box prefixed with isbn:') + '</p>')
        self.paste_isbn_button.setIcon(QIcon(I('edit-paste.png')))
        self.paste_isbn_button.clicked.connect(self.identifiers.paste_isbn)

        self.publisher = PublisherEdit(self)
        self.basic_metadata_widgets.append(self.publisher)

        self.timestamp = DateEdit(self)
        self.pubdate = PubdateEdit(self)
        self.basic_metadata_widgets.extend([self.timestamp, self.pubdate])

        self.fetch_metadata_button = b = QToolButton(self)
        b.setText(_('&Download metadata')), b.setPopupMode(b.DelayedPopup)
        b.setSizePolicy(QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed))
        self.fetch_metadata_button.clicked.connect(self.fetch_metadata)
        self.fetch_metadata_menu = m = QMenu(self.fetch_metadata_button)
        m.addAction(QIcon(I('edit-undo.png')),
                    _('Undo last metadata download'), self.undo_fetch_metadata)
        self.fetch_metadata_button.setMenu(m)
        self.download_shortcut.activated.connect(
            self.fetch_metadata_button.click)
        font = self.fmb_font = QFont()
        font.setBold(True)
        self.fetch_metadata_button.setFont(font)

        if self.use_toolbutton_for_config_metadata:
            self.config_metadata_button = QToolButton(self)
            self.config_metadata_button.setIcon(QIcon(I('config.png')))
        else:
            self.config_metadata_button = QPushButton(self)
            self.config_metadata_button.setText(
                _('Configure download metadata'))
        self.config_metadata_button.setIcon(QIcon(I('config.png')))
        self.config_metadata_button.clicked.connect(self.configure_metadata)
        self.config_metadata_button.setToolTip(
            _('Change how calibre downloads metadata'))