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Refactor the bulk rename dialog to make it re-usable

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Kovid Goyal 2013-12-22 15:41:57 +05:30
parent f0f780e492
commit ff33790182
1 changed files with 31 additions and 22 deletions
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53
src/calibre/gui2/tweak_book/file_list.py
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@ -52,6 +52,34 @@ def name_is_ok(name, show_error):
show_error('') show_error('')
return True return True
def get_bulk_rename_settings(parent, number, msg=None, sanitize=sanitize_file_name_unicode, leading_zeros=True):
d = QDialog(parent)
d.l = l = QFormLayout(d)
d.setLayout(l)
d.prefix = p = QLineEdit(d)
p.setText(_('Chapter-'))
p.selectAll()
d.la = la = QLabel(msg or _(
'All selected files will be renamed to the form prefix-number'))
l.addRow(la)
l.addRow(_('&Prefix:'), p)
d.num = num = QSpinBox(d)
num.setMinimum(0), num.setValue(1), num.setMaximum(1000)
l.addRow(_('Starting &number:'), num)
d.bb = bb = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
bb.accepted.connect(d.accept), bb.rejected.connect(d.reject)
l.addRow(bb)
if d.exec_() == d.Accepted:
prefix = sanitize(unicode(d.prefix.text()))
num = d.num.value()
fmt = '%d'
if leading_zeros:
largest = num + number - 1
fmt = '%0{0}d'.format(len(str(largest)))
return prefix + fmt, num
return None, None
class ItemDelegate(QStyledItemDelegate): # {{{ class ItemDelegate(QStyledItemDelegate): # {{{
rename_requested = pyqtSignal(object, object) rename_requested = pyqtSignal(object, object)
@ -468,31 +496,12 @@ class FileList(QTreeWidget):
return error_dialog(self, _('Cannot rename'), return error_dialog(self, _('Cannot rename'),
_('The file(s) %s cannot be renamed.') % ('<b>%s</b>' % ', '.join(bad)), show=True) _('The file(s) %s cannot be renamed.') % ('<b>%s</b>' % ', '.join(bad)), show=True)
names = sorted(names, key=self.index_of_name) names = sorted(names, key=self.index_of_name)
d = QDialog(self) fmt, num = get_bulk_rename_settings(self, len(names))
d.l = l = QFormLayout(d) if fmt is not None:
d.setLayout(l)
d.prefix = p = QLineEdit(d)
p.setText(_('Chapter-'))
p.selectAll()
d.la = la = QLabel(_(
'All selected files will be renamed to the form prefix-number'))
l.addRow(la)
l.addRow(_('&Prefix:'), p)
d.num = num = QSpinBox(d)
num.setMinimum(0), num.setValue(1), num.setMaximum(1000)
l.addRow(_('Starting &number:'), num)
d.bb = bb = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
bb.accepted.connect(d.accept), bb.rejected.connect(d.reject)
l.addRow(bb)
if d.exec_() == d.Accepted:
prefix = sanitize_file_name_unicode(unicode(d.prefix.text()))
num = d.num.value()
largest = num + len(names) - 1
fmt = '%0{0}d'.format(len(str(largest)))
def change_name(name, num): def change_name(name, num):
parts = name.split('/') parts = name.split('/')
base, ext = parts[-1].rpartition('.')[0::2] base, ext = parts[-1].rpartition('.')[0::2]
parts[-1] = prefix + (fmt % num) + '.' + ext parts[-1] = (fmt % num) + '.' + ext
return '/'.join(parts) return '/'.join(parts)
name_map = {n:change_name(n, num + i) for i, n in enumerate(names)} name_map = {n:change_name(n, num + i) for i, n in enumerate(names)}
self.bulk_rename_requested.emit(name_map) self.bulk_rename_requested.emit(name_map)