diff --git a/src/calibre/gui2/dialogs/metadata_single.py b/src/calibre/gui2/dialogs/metadata_single.py
index 7beeb56378..b57ff318ad 100644
--- a/src/calibre/gui2/dialogs/metadata_single.py
+++ b/src/calibre/gui2/dialogs/metadata_single.py
@@ -31,7 +31,7 @@ from calibre.gui2.preferences.social import SocialMetadata
from calibre.gui2.custom_column_widgets import populate_metadata_page
from calibre import strftime
-class CoverFetcher(QThread):
+class CoverFetcher(QThread): # {{{
def __init__(self, username, password, isbn, timeout, title, author):
self.username = username.strip() if username else username
@@ -74,9 +74,9 @@ class CoverFetcher(QThread):
self.traceback = traceback.format_exc()
print self.traceback
+# }}}
-
-class Format(QListWidgetItem):
+class Format(QListWidgetItem): # {{{
def __init__(self, parent, ext, size, path=None, timestamp=None):
self.path = path
@@ -92,12 +92,60 @@ class Format(QListWidgetItem):
self.setToolTip(text)
self.setStatusTip(text)
+# }}}
+
class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
COVER_FETCH_TIMEOUT = 240 # seconds
view_format = pyqtSignal(object)
+ # Cover processing {{{
+
+ def set_cover(self):
+ mi, ext = self.get_selected_format_metadata()
+ 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
+ pix = QPixmap()
+ pix.loadFromData(cdata)
+ if pix.isNull():
+ error_dialog(self, _('Could not read cover'),
+ _('The cover in the %s format is invalid')%ext).exec_()
+ return
+ self.cover.setPixmap(pix)
+ self.update_cover_tooltip()
+ self.cover_changed = True
+ self.cpixmap = pix
+ self.cover_data = cdata
+
+ def trim_cover(self, *args):
+ from calibre.utils.magick import Image
+ cdata = self.cover_data
+ if not cdata:
+ return
+ im = Image()
+ im.load(cdata)
+ im.trim(10)
+ cdata = im.export('png')
+ pix = QPixmap()
+ pix.loadFromData(cdata)
+ self.cover.setPixmap(pix)
+ self.update_cover_tooltip()
+ self.cover_changed = True
+ self.cpixmap = pix
+ self.cover_data = cdata
+
+
+
def update_cover_tooltip(self):
p = self.cover.pixmap()
self.cover.setToolTip(_('Cover size: %dx%d pixels') %
@@ -173,6 +221,76 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
self.cover_changed = True
self.cpixmap = pix
+ def cover_dropped(self, cover_data):
+ self.cover_changed = True
+ self.cover_data = cover_data
+ self.update_cover_tooltip()
+
+ def fetch_cover(self):
+ isbn = re.sub(r'[^0-9a-zA-Z]', '', unicode(self.isbn.text())).strip()
+ self.fetch_cover_button.setEnabled(False)
+ self.setCursor(Qt.WaitCursor)
+ title, author = map(unicode, (self.title.text(), self.authors.text()))
+ self.cover_fetcher = CoverFetcher(None, None, isbn,
+ self.timeout, title, author)
+ self.cover_fetcher.start()
+ self._hangcheck = QTimer(self)
+ self.connect(self._hangcheck, SIGNAL('timeout()'), self.hangcheck)
+ self.cf_start_time = time.time()
+ self.pi.start(_('Downloading cover...'))
+ self._hangcheck.start(100)
+
+ def hangcheck(self):
+ if not self.cover_fetcher.isFinished() and \
+ time.time()-self.cf_start_time < self.COVER_FETCH_TIMEOUT:
+ return
+
+ self._hangcheck.stop()
+ try:
+ if self.cover_fetcher.isRunning():
+ self.cover_fetcher.terminate()
+ error_dialog(self, _('Cannot fetch cover'),
+ _('Could not fetch cover.
')+
+ _('The download timed out.')).exec_()
+ return
+ if self.cover_fetcher.needs_isbn:
+ error_dialog(self, _('Cannot fetch cover'),
+ _('Could not find cover for this book. Try '
+ 'specifying the ISBN first.')).exec_()
+ return
+ if self.cover_fetcher.exception is not None:
+ err = self.cover_fetcher.exception
+ error_dialog(self, _('Cannot fetch cover'),
+ _('Could not fetch cover.
')+unicode(err)).exec_()
+ return
+ if self.cover_fetcher.errors and self.cover_fetcher.cover_data is None:
+ details = u'\n\n'.join([e[-1] + ': ' + e[1] for e in self.cover_fetcher.errors])
+ error_dialog(self, _('Cannot fetch cover'),
+ _('Could not fetch cover.
') +
+ _('For the error message from each cover source, '
+ 'click Show details below.'), det_msg=details, show=True)
+ return
+
+ pix = QPixmap()
+ pix.loadFromData(self.cover_fetcher.cover_data)
+ if pix.isNull():
+ error_dialog(self, _('Bad cover'),
+ _('The cover is not a valid picture')).exec_()
+ else:
+ self.cover.setPixmap(pix)
+ self.update_cover_tooltip()
+ self.cover_changed = True
+ self.cpixmap = pix
+ self.cover_data = self.cover_fetcher.cover_data
+ finally:
+ self.fetch_cover_button.setEnabled(True)
+ self.unsetCursor()
+ self.pi.stop()
+
+
+ # }}}
+
+ # Formats processing {{{
def add_format(self, x):
files = choose_files(self, 'add formats dialog',
_("Choose formats for ") + unicode((self.title.text())),
@@ -285,50 +403,6 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
self.comments.setPlainText(mi.comments)
- def set_cover(self):
- mi, ext = self.get_selected_format_metadata()
- 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
- pix = QPixmap()
- pix.loadFromData(cdata)
- if pix.isNull():
- error_dialog(self, _('Could not read cover'),
- _('The cover in the %s format is invalid')%ext).exec_()
- return
- self.cover.setPixmap(pix)
- self.update_cover_tooltip()
- self.cover_changed = True
- self.cpixmap = pix
- self.cover_data = cdata
-
- def trim_cover(self, *args):
- from calibre.utils.magick import Image
- cdata = self.cover_data
- if not cdata:
- return
- im = Image()
- im.load(cdata)
- im.trim(10)
- cdata = im.export('png')
- pix = QPixmap()
- pix.loadFromData(cdata)
- self.cover.setPixmap(pix)
- self.update_cover_tooltip()
- self.cover_changed = True
- self.cpixmap = pix
- self.cover_data = cdata
-
-
-
def sync_formats(self):
old_extensions, new_extensions, paths = set(), set(), {}
for row in range(self.formats.count()):
@@ -349,6 +423,12 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
if ext not in extensions:
self.db.remove_format(self.row, ext, notify=False)
+ def show_format(self, item, *args):
+ fmt = item.ext
+ self.view_format.emit(fmt)
+
+ # }}}
+
def do_cancel_all(self):
self.cancel_all = True
self.reject()
@@ -543,10 +623,6 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
self.isbn.setStyleSheet('QLineEdit { background-color: rgba(255,0,0,20%) }')
self.isbn.setToolTip(_('This ISBN number is invalid'))
- def show_format(self, item, *args):
- fmt = item.ext
- self.view_format.emit(fmt)
-
def deduce_author_sort(self):
au = unicode(self.authors.text())
au = re.sub(r'\s+et al\.$', '', au)
@@ -559,9 +635,6 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
self.authors.setText(title)
self.author_sort.setText('')
- def cover_dropped(self, cover_data):
- self.cover_changed = True
- self.cover_data = cover_data
def initialize_combos(self):
self.initalize_authors()
@@ -637,67 +710,6 @@ class MetadataSingleDialog(ResizableDialog, Ui_MetadataSingleDialog):
self.tags.setText(tag_string)
self.tags.update_tags_cache(self.db.all_tags())
- def fetch_cover(self):
- isbn = re.sub(r'[^0-9a-zA-Z]', '', unicode(self.isbn.text())).strip()
- self.fetch_cover_button.setEnabled(False)
- self.setCursor(Qt.WaitCursor)
- title, author = map(unicode, (self.title.text(), self.authors.text()))
- self.cover_fetcher = CoverFetcher(None, None, isbn,
- self.timeout, title, author)
- self.cover_fetcher.start()
- self._hangcheck = QTimer(self)
- self.connect(self._hangcheck, SIGNAL('timeout()'), self.hangcheck)
- self.cf_start_time = time.time()
- self.pi.start(_('Downloading cover...'))
- self._hangcheck.start(100)
-
- def hangcheck(self):
- if not self.cover_fetcher.isFinished() and \
- time.time()-self.cf_start_time < self.COVER_FETCH_TIMEOUT:
- return
-
- self._hangcheck.stop()
- try:
- if self.cover_fetcher.isRunning():
- self.cover_fetcher.terminate()
- error_dialog(self, _('Cannot fetch cover'),
- _('Could not fetch cover.
')+
- _('The download timed out.')).exec_()
- return
- if self.cover_fetcher.needs_isbn:
- error_dialog(self, _('Cannot fetch cover'),
- _('Could not find cover for this book. Try '
- 'specifying the ISBN first.')).exec_()
- return
- if self.cover_fetcher.exception is not None:
- err = self.cover_fetcher.exception
- error_dialog(self, _('Cannot fetch cover'),
- _('Could not fetch cover.
')+unicode(err)).exec_()
- return
- if self.cover_fetcher.errors and self.cover_fetcher.cover_data is None:
- details = u'\n\n'.join([e[-1] + ': ' + e[1] for e in self.cover_fetcher.errors])
- error_dialog(self, _('Cannot fetch cover'),
- _('Could not fetch cover.
') +
- _('For the error message from each cover source, '
- 'click Show details below.'), det_msg=details, show=True)
- return
-
- pix = QPixmap()
- pix.loadFromData(self.cover_fetcher.cover_data)
- if pix.isNull():
- error_dialog(self, _('Bad cover'),
- _('The cover is not a valid picture')).exec_()
- else:
- self.cover.setPixmap(pix)
- self.update_cover_tooltip()
- self.cover_changed = True
- self.cpixmap = pix
- self.cover_data = self.cover_fetcher.cover_data
- finally:
- self.fetch_cover_button.setEnabled(True)
- self.unsetCursor()
- self.pi.stop()
-
def fetch_metadata(self):
isbn = re.sub(r'[^0-9a-zA-Z]', '', unicode(self.isbn.text()))