class BookInfo(QDialog):
closed = pyqtSignal(object)
def __init__(self, parent, view, row, link_delegate):
QDialog.__init__(self, parent)
self.normal_brush = QBrush(Qt.white)
self.marked_brush = QBrush(Qt.lightGray)
self.marked = None
self.gui = parent
self.splitter = QSplitter(self)
self._l = l = QVBoxLayout(self)
self.setLayout(l)
l.addWidget(self.splitter)
self.cover = CoverView(self, show_size=gprefs['bd_overlay_cover_size'])
self.cover.resizeEvent = self.cover_view_resized
self.cover.cover_changed.connect(self.cover_changed)
self.cover_pixmap = None
self.cover.sizeHint = self.details_size_hint
self.splitter.addWidget(self.cover)
self.details = Details(parent.book_details.book_info, self)
self.details.anchor_clicked.connect(self.on_link_clicked)
self.link_delegate = link_delegate
self.details.setAttribute(Qt.WA_OpaquePaintEvent, False)
palette = self.details.palette()
self.details.setAcceptDrops(False)
palette.setBrush(QPalette.Base, Qt.transparent)
self.details.setPalette(palette)
self.c = QWidget(self)
self.c.l = l2 = QGridLayout(self.c)
l2.setContentsMargins(0, 0, 0, 0)
self.c.setLayout(l2)
l2.addWidget(self.details, 0, 0, 1, -1)
self.splitter.addWidget(self.c)
self.fit_cover = QCheckBox(_('Fit &cover within view'), self)
self.fit_cover.setChecked(
gprefs.get('book_info_dialog_fit_cover', True))
self.hl = hl = QHBoxLayout()
hl.setContentsMargins(0, 0, 0, 0)
l2.addLayout(hl, l2.rowCount(), 0, 1, -1)
hl.addWidget(self.fit_cover), hl.addStretch()
self.clabel = QLabel(
'<div style="text-align: right"><a href="calibre:conf" title="{}" style="text-decoration: none">{}</a>'
.format(_('Configure this view'), _('Configure')))
self.clabel.linkActivated.connect(self.configure)
hl.addWidget(self.clabel)
self.previous_button = QPushButton(QIcon(I('previous.png')),
_('&Previous'), self)
self.previous_button.clicked.connect(self.previous)
l2.addWidget(self.previous_button, l2.rowCount(), 0)
self.next_button = QPushButton(QIcon(I('next.png')), _('&Next'), self)
self.next_button.clicked.connect(self.next)
l2.addWidget(self.next_button, l2.rowCount() - 1, 1)
self.view = view
self.current_row = None
self.refresh(row)
self.view.model().new_bookdisplay_data.connect(self.slave)
self.fit_cover.stateChanged.connect(self.toggle_cover_fit)
self.ns = QShortcut(QKeySequence('Alt+Right'), self)
self.ns.activated.connect(self.next)
self.ps = QShortcut(QKeySequence('Alt+Left'), self)
self.ps.activated.connect(self.previous)
self.next_button.setToolTip(
_('Next [%s]') %
unicode_type(self.ns.key().toString(QKeySequence.NativeText)))
self.previous_button.setToolTip(
_('Previous [%s]') %
unicode_type(self.ps.key().toString(QKeySequence.NativeText)))
geom = QCoreApplication.instance().desktop().availableGeometry(self)
screen_height = geom.height() - 100
screen_width = geom.width() - 100
self.resize(max(int(screen_width / 2), 700), screen_height)
saved_layout = gprefs.get('book_info_dialog_layout', None)
if saved_layout is not None:
try:
self.restoreGeometry(saved_layout[0])
self.splitter.restoreState(saved_layout[1])
except Exception:
pass
def configure(self):
d = Configure(get_gui().current_db, self)
if d.exec_() == d.Accepted:
if self.current_row is not None:
mi = self.view.model().get_book_display_info(self.current_row)
if mi is not None:
self.refresh(self.current_row, mi=mi)
def on_link_clicked(self, qurl):
link = unicode_type(qurl.toString(NO_URL_FORMATTING))
self.link_delegate(link)
def done(self, r):
saved_layout = (bytearray(self.saveGeometry()),
bytearray(self.splitter.saveState()))
gprefs.set('book_info_dialog_layout', saved_layout)
ret = QDialog.done(self, r)
self.view.model().new_bookdisplay_data.disconnect(self.slave)
self.view = self.link_delegate = self.gui = None
self.closed.emit(self)
return ret
def cover_changed(self, data):
if self.current_row is not None:
id_ = self.view.model().id(self.current_row)
self.view.model().db.set_cover(id_, data)
self.gui.refresh_cover_browser()
ci = self.view.currentIndex()
if ci.isValid():
self.view.model().current_changed(ci, ci)
def details_size_hint(self):
return QSize(350, 550)
def toggle_cover_fit(self, state):
gprefs.set('book_info_dialog_fit_cover', self.fit_cover.isChecked())
self.resize_cover()
def cover_view_resized(self, event):
QTimer.singleShot(1, self.resize_cover)
def slave(self, mi):
self.refresh(mi.row_number, mi)
def move(self, delta=1):
idx = self.view.currentIndex()
if idx.isValid():
m = self.view.model()
ni = m.index(idx.row() + delta, idx.column())
if ni.isValid():
if self.view.isVisible():
self.view.scrollTo(ni)
self.view.setCurrentIndex(ni)
def next(self):
self.move()
def previous(self):
self.move(-1)
def resize_cover(self):
if self.cover_pixmap is None:
return
pixmap = self.cover_pixmap
if self.fit_cover.isChecked():
scaled, new_width, new_height = fit_image(
pixmap.width(), pixmap.height(),
self.cover.size().width() - 10,
self.cover.size().height() - 10)
if scaled:
try:
dpr = self.devicePixelRatioF()
except AttributeError:
dpr = self.devicePixelRatio()
pixmap = pixmap.scaled(int(dpr * new_width),
int(dpr * new_height),
Qt.KeepAspectRatio,
Qt.SmoothTransformation)
pixmap.setDevicePixelRatio(dpr)
self.cover.set_pixmap(pixmap)
self.update_cover_tooltip()
def update_cover_tooltip(self):
tt = ''
if self.marked:
tt = _('This book is marked') if self.marked in {
True, 'true'
} else _('This book is marked as: %s') % self.marked
tt += '\n\n'
if self.cover_pixmap is not None:
sz = self.cover_pixmap.size()
tt += _('Cover size: %(width)d x %(height)d pixels') % dict(
width=sz.width(), height=sz.height())
self.cover.setToolTip(tt)
self.cover.pixmap_size = sz.width(), sz.height()
def refresh(self, row, mi=None):
if isinstance(row, QModelIndex):
row = row.row()
if row == self.current_row and mi is None:
return
mi = self.view.model().get_book_display_info(row) if mi is None else mi
if mi is None:
# Indicates books was deleted from library, or row numbers have
# changed
return
self.previous_button.setEnabled(False if row == 0 else True)
self.next_button.setEnabled(False if row ==
self.view.model().rowCount(QModelIndex()) -
1 else True)
self.current_row = row
self.setWindowTitle(mi.title)
self.cover_pixmap = QPixmap.fromImage(mi.cover_data[1])
try:
dpr = self.devicePixelRatioF()
except AttributeError:
dpr = self.devicePixelRatio()
self.cover_pixmap.setDevicePixelRatio(dpr)
self.resize_cover()
html = render_html(mi,
True,
self,
pref_name='popup_book_display_fields')
set_html(mi, html, self.details)
self.marked = mi.marked
self.cover.setBackgroundBrush(
self.marked_brush if mi.marked else self.normal_brush)
self.update_cover_tooltip()
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()
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
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.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]
# }}}
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
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]))
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()
class BookInfo(QDialog):
closed = pyqtSignal(object)
def __init__(self, parent, view, row, link_delegate):
QDialog.__init__(self, parent)
self.normal_brush = QBrush(Qt.white)
self.marked_brush = QBrush(Qt.lightGray)
self.marked = None
self.gui = parent
self.splitter = QSplitter(self)
self._l = l = QVBoxLayout(self)
self.setLayout(l)
l.addWidget(self.splitter)
self.cover = CoverView(self)
self.cover.resizeEvent = self.cover_view_resized
self.cover.cover_changed.connect(self.cover_changed)
self.cover_pixmap = None
self.cover.sizeHint = self.details_size_hint
self.splitter.addWidget(self.cover)
self.details = Details(parent.book_details.book_info, self)
self.details.page().setLinkDelegationPolicy(self.details.page().DelegateAllLinks)
self.details.linkClicked.connect(self.link_clicked)
s = self.details.page().settings()
s.setAttribute(s.JavascriptEnabled, False)
self.css = css()
self.link_delegate = link_delegate
self.details.setAttribute(Qt.WA_OpaquePaintEvent, False)
palette = self.details.palette()
self.details.setAcceptDrops(False)
palette.setBrush(QPalette.Base, Qt.transparent)
self.details.page().setPalette(palette)
self.c = QWidget(self)
self.c.l = l2 = QGridLayout(self.c)
self.c.setLayout(l2)
l2.addWidget(self.details, 0, 0, 1, -1)
self.splitter.addWidget(self.c)
self.fit_cover = QCheckBox(_('Fit &cover within view'), self)
self.fit_cover.setChecked(gprefs.get('book_info_dialog_fit_cover', True))
l2.addWidget(self.fit_cover, l2.rowCount(), 0, 1, -1)
self.previous_button = QPushButton(QIcon(I('previous.png')), _('&Previous'), self)
self.previous_button.clicked.connect(self.previous)
l2.addWidget(self.previous_button, l2.rowCount(), 0)
self.next_button = QPushButton(QIcon(I('next.png')), _('&Next'), self)
self.next_button.clicked.connect(self.next)
l2.addWidget(self.next_button, l2.rowCount() - 1, 1)
self.view = view
self.current_row = None
self.refresh(row)
self.view.model().new_bookdisplay_data.connect(self.slave)
self.fit_cover.stateChanged.connect(self.toggle_cover_fit)
self.ns = QShortcut(QKeySequence('Alt+Right'), self)
self.ns.activated.connect(self.next)
self.ps = QShortcut(QKeySequence('Alt+Left'), self)
self.ps.activated.connect(self.previous)
self.next_button.setToolTip(_('Next [%s]')%
unicode(self.ns.key().toString(QKeySequence.NativeText)))
self.previous_button.setToolTip(_('Previous [%s]')%
unicode(self.ps.key().toString(QKeySequence.NativeText)))
geom = QCoreApplication.instance().desktop().availableGeometry(self)
screen_height = geom.height() - 100
screen_width = geom.width() - 100
self.resize(max(int(screen_width/2), 700), screen_height)
saved_layout = gprefs.get('book_info_dialog_layout', None)
if saved_layout is not None:
try:
self.restoreGeometry(saved_layout[0])
self.splitter.restoreState(saved_layout[1])
except Exception:
pass
def link_clicked(self, qurl):
link = unicode(qurl.toString(NO_URL_FORMATTING))
self.link_delegate(link)
def done(self, r):
saved_layout = (bytearray(self.saveGeometry()), bytearray(self.splitter.saveState()))
gprefs.set('book_info_dialog_layout', saved_layout)
ret = QDialog.done(self, r)
self.view.model().new_bookdisplay_data.disconnect(self.slave)
self.view = self.link_delegate = self.gui = None
self.closed.emit(self)
return ret
def cover_changed(self, data):
if self.current_row is not None:
id_ = self.view.model().id(self.current_row)
self.view.model().db.set_cover(id_, data)
self.gui.refresh_cover_browser()
ci = self.view.currentIndex()
if ci.isValid():
self.view.model().current_changed(ci, ci)
def details_size_hint(self):
return QSize(350, 550)
def toggle_cover_fit(self, state):
gprefs.set('book_info_dialog_fit_cover', self.fit_cover.isChecked())
self.resize_cover()
def cover_view_resized(self, event):
QTimer.singleShot(1, self.resize_cover)
def slave(self, mi):
self.refresh(mi.row_number, mi)
def move(self, delta=1):
idx = self.view.currentIndex()
if idx.isValid():
m = self.view.model()
ni = m.index(idx.row() + delta, idx.column())
if ni.isValid():
if self.view.isVisible():
self.view.scrollTo(ni)
self.view.setCurrentIndex(ni)
def next(self):
self.move()
def previous(self):
self.move(-1)
def resize_cover(self):
if self.cover_pixmap is None:
return
pixmap = self.cover_pixmap
if self.fit_cover.isChecked():
scaled, new_width, new_height = fit_image(pixmap.width(),
pixmap.height(), self.cover.size().width()-10,
self.cover.size().height()-10)
if scaled:
try:
dpr = self.devicePixelRatioF()
except AttributeError:
dpr = self.devicePixelRatio()
pixmap = pixmap.scaled(int(dpr * new_width), int(dpr * new_height),
Qt.KeepAspectRatio, Qt.SmoothTransformation)
pixmap.setDevicePixelRatio(dpr)
self.cover.set_pixmap(pixmap)
self.update_cover_tooltip()
def update_cover_tooltip(self):
tt = ''
if self.marked:
tt = _('This book is marked') if self.marked in {True, 'true'} else _(
'This book is marked as: %s') % self.marked
tt += '\n\n'
if self.cover_pixmap is not None:
sz = self.cover_pixmap.size()
tt += _('Cover size: %(width)d x %(height)d pixels')%dict(width=sz.width(), height=sz.height())
self.cover.setToolTip(tt)
def refresh(self, row, mi=None):
if isinstance(row, QModelIndex):
row = row.row()
if row == self.current_row and mi is None:
return
mi = self.view.model().get_book_display_info(row) if mi is None else mi
if mi is None:
# Indicates books was deleted from library, or row numbers have
# changed
return
self.previous_button.setEnabled(False if row == 0 else True)
self.next_button.setEnabled(False if row == self.view.model().rowCount(QModelIndex())-1 else True)
self.current_row = row
self.setWindowTitle(mi.title)
self.cover_pixmap = QPixmap.fromImage(mi.cover_data[1])
try:
dpr = self.devicePixelRatioF()
except AttributeError:
dpr = self.devicePixelRatio()
self.cover_pixmap.setDevicePixelRatio(dpr)
self.resize_cover()
html = render_html(mi, self.css, True, self, all_fields=True)
self.details.setHtml(html)
self.marked = mi.marked
self.cover.setBackgroundBrush(self.marked_brush if mi.marked else self.normal_brush)
self.update_cover_tooltip()
class BookInfo(QDialog):
closed = pyqtSignal(object)
def __init__(self, parent, view, row, link_delegate):
QDialog.__init__(self, parent)
self.normal_brush = QBrush(Qt.white)
self.marked_brush = QBrush(Qt.lightGray)
self.marked = None
self.gui = parent
self.splitter = QSplitter(self)
self._l = l = QVBoxLayout(self)
self.setLayout(l)
l.addWidget(self.splitter)
self.cover = CoverView(self)
self.cover.resizeEvent = self.cover_view_resized
self.cover.cover_changed.connect(self.cover_changed)
self.cover_pixmap = None
self.cover.sizeHint = self.details_size_hint
self.splitter.addWidget(self.cover)
self.details = QWebView(self)
self.details.sizeHint = self.details_size_hint
self.details.page().setLinkDelegationPolicy(
self.details.page().DelegateAllLinks)
self.details.linkClicked.connect(self.link_clicked)
s = self.details.page().settings()
s.setAttribute(s.JavascriptEnabled, False)
self.css = css()
self.link_delegate = link_delegate
self.details.setAttribute(Qt.WA_OpaquePaintEvent, False)
palette = self.details.palette()
self.details.setAcceptDrops(False)
palette.setBrush(QPalette.Base, Qt.transparent)
self.details.page().setPalette(palette)
self.c = QWidget(self)
self.c.l = l2 = QGridLayout(self.c)
self.c.setLayout(l2)
l2.addWidget(self.details, 0, 0, 1, -1)
self.splitter.addWidget(self.c)
self.fit_cover = QCheckBox(_('Fit &cover within view'), self)
self.fit_cover.setChecked(
gprefs.get('book_info_dialog_fit_cover', True))
l2.addWidget(self.fit_cover, l2.rowCount(), 0, 1, -1)
self.previous_button = QPushButton(QIcon(I('previous.png')),
_('&Previous'), self)
self.previous_button.clicked.connect(self.previous)
l2.addWidget(self.previous_button, l2.rowCount(), 0)
self.next_button = QPushButton(QIcon(I('next.png')), _('&Next'), self)
self.next_button.clicked.connect(self.next)
l2.addWidget(self.next_button, l2.rowCount() - 1, 1)
self.view = view
self.current_row = None
self.refresh(row)
self.view.model().new_bookdisplay_data.connect(self.slave)
self.fit_cover.stateChanged.connect(self.toggle_cover_fit)
self.ns = QShortcut(QKeySequence('Alt+Right'), self)
self.ns.activated.connect(self.next)
self.ps = QShortcut(QKeySequence('Alt+Left'), self)
self.ps.activated.connect(self.previous)
self.next_button.setToolTip(
_('Next [%s]') %
unicode(self.ns.key().toString(QKeySequence.NativeText)))
self.previous_button.setToolTip(
_('Previous [%s]') %
unicode(self.ps.key().toString(QKeySequence.NativeText)))
geom = QCoreApplication.instance().desktop().availableGeometry(self)
screen_height = geom.height() - 100
screen_width = geom.width() - 100
self.resize(max(int(screen_width / 2), 700), screen_height)
saved_layout = gprefs.get('book_info_dialog_layout', None)
if saved_layout is not None:
try:
self.restoreGeometry(saved_layout[0])
self.splitter.restoreState(saved_layout[1])
except Exception:
pass
def link_clicked(self, qurl):
link = unicode(qurl.toString(QUrl.None))
self.link_delegate(link)
def done(self, r):
saved_layout = (bytearray(self.saveGeometry()),
bytearray(self.splitter.saveState()))
gprefs.set('book_info_dialog_layout', saved_layout)
ret = QDialog.done(self, r)
self.view.model().new_bookdisplay_data.disconnect(self.slave)
self.view = self.link_delegate = self.gui = None
self.closed.emit(self)
return ret
def cover_changed(self, data):
if self.current_row is not None:
id_ = self.view.model().id(self.current_row)
self.view.model().db.set_cover(id_, data)
if self.gui.cover_flow:
self.gui.cover_flow.dataChanged()
ci = self.view.currentIndex()
if ci.isValid():
self.view.model().current_changed(ci, ci)
def details_size_hint(self):
return QSize(350, 550)
def toggle_cover_fit(self, state):
gprefs.set('book_info_dialog_fit_cover', self.fit_cover.isChecked())
self.resize_cover()
def cover_view_resized(self, event):
QTimer.singleShot(1, self.resize_cover)
def slave(self, mi):
self.refresh(mi.row_number, mi)
def move(self, delta=1):
idx = self.view.currentIndex()
if idx.isValid():
m = self.view.model()
ni = m.index(idx.row() + delta, idx.column())
if ni.isValid():
if self.view.isVisible():
self.view.scrollTo(ni)
self.view.setCurrentIndex(ni)
def next(self):
self.move()
def previous(self):
self.move(-1)
def resize_cover(self):
if self.cover_pixmap is None:
return
pixmap = self.cover_pixmap
if self.fit_cover.isChecked():
scaled, new_width, new_height = fit_image(
pixmap.width(), pixmap.height(),
self.cover.size().width() - 10,
self.cover.size().height() - 10)
if scaled:
pixmap = pixmap.scaled(new_width, new_height,
Qt.KeepAspectRatio,
Qt.SmoothTransformation)
self.cover.set_pixmap(pixmap)
self.update_cover_tooltip()
def update_cover_tooltip(self):
tt = ''
if self.marked:
tt = _('This book is marked') if self.marked in {
True, 'true'
} else _('This book is marked as: %s') % self.marked
tt += '\n\n'
if self.cover_pixmap is not None:
sz = self.cover_pixmap.size()
tt += _('Cover size: %(width)d x %(height)d') % dict(
width=sz.width(), height=sz.height())
self.cover.setToolTip(tt)
def refresh(self, row, mi=None):
if isinstance(row, QModelIndex):
row = row.row()
if row == self.current_row and mi is None:
return
mi = self.view.model().get_book_display_info(row) if mi is None else mi
if mi is None:
# Indicates books was deleted from library, or row numbers have
# changed
return
self.previous_button.setEnabled(False if row == 0 else True)
self.next_button.setEnabled(False if row ==
self.view.model().rowCount(QModelIndex()) -
1 else True)
self.current_row = row
self.setWindowTitle(mi.title)
self.cover_pixmap = QPixmap.fromImage(mi.cover_data[1])
self.resize_cover()
html = render_html(mi, self.css, True, self, all_fields=True)
self.details.setHtml(html)
self.marked = mi.marked
self.cover.setBackgroundBrush(
self.marked_brush if mi.marked else self.normal_brush)
self.update_cover_tooltip()
