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Preferences->Adding books, detect when the user specifies a test expression with no file extension and popup a warning

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This commit is contained in:
Kovid Goyal 2011-08-29 10:06:04 -06:00
parent f1a0c539ed
commit 67271f66f3
1 changed files with 12 additions and 3 deletions
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15
src/calibre/gui2/widgets.py
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@ -3,7 +3,7 @@ __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
'''
Miscellaneous widgets used in the GUI
'''
import re, traceback
import re, traceback, os
from PyQt4.Qt import (QIcon, QFont, QLabel, QListWidget, QAction,
QListWidgetItem, QTextCharFormat, QApplication,
@ -15,7 +15,8 @@ from PyQt4.Qt import (QIcon, QFont, QLabel, QListWidget, QAction,
QMenu, QStringListModel, QCompleter, QStringList,
QTimer, QRect, QFontDatabase, QGraphicsView)
from calibre.gui2 import NONE, error_dialog, pixmap_to_data, gprefs
from calibre.gui2 import (NONE, error_dialog, pixmap_to_data, gprefs,
warning_dialog)
from calibre.gui2.filename_pattern_ui import Ui_Form
from calibre import fit_image
from calibre.ebooks import BOOK_EXTENSIONS
@ -96,13 +97,21 @@ class FilenamePattern(QWidget, Ui_Form): # {{{
def do_test(self):
from calibre.ebooks.metadata.meta import metadata_from_filename
fname = unicode(self.filename.text())
ext = os.path.splitext(fname)[1][1:].lower()
if ext not in BOOK_EXTENSIONS:
return warning_dialog(self, _('Test name invalid'),
_('The name <b>%r</b> does not appear to end with a'
' file extension. The name must end with a file '
' extension like .epub or .mobi')%fname, show=True)
try:
pat = self.pattern()
except Exception as err:
error_dialog(self, _('Invalid regular expression'),
_('Invalid regular expression: %s')%err).exec_()
return
mi = metadata_from_filename(unicode(self.filename.text()), pat)
mi = metadata_from_filename(fname, pat)
if mi.title:
self.title.setText(mi.title)
else: