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Show a warning when indexing/searching a library on an FAT drive

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Kovid Goyal 2022-07-14 15:43:28 +05:30
parent ead225938a
commit 115f6ef9b1
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1 changed files with 20 additions and 0 deletions
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src/calibre/gui2/fts/dialog.py
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@ -8,6 +8,7 @@ from qt.core import (
QDialogButtonBox, QHBoxLayout, QIcon, QLabel, QSize, QStackedWidget, QVBoxLayout, Qt QDialogButtonBox, QHBoxLayout, QIcon, QLabel, QSize, QStackedWidget, QVBoxLayout, Qt
) )
from calibre.gui2 import warning_dialog
from calibre.gui2.fts.scan import ScanStatus from calibre.gui2.fts.scan import ScanStatus
from calibre.gui2.fts.search import ResultsPanel from calibre.gui2.fts.search import ResultsPanel
from calibre.gui2.fts.utils import get_db from calibre.gui2.fts.utils import get_db
@ -24,6 +25,13 @@ class FTSDialog(Dialog):
def setup_ui(self): def setup_ui(self):
l = QVBoxLayout(self) l = QVBoxLayout(self)
self.fat_warning = fw = QLabel(
f'<span style="color:red; font-weight: bold">{_("WARNING")}:</span> ' +
_('The calibre library is on a FAT drive, indexing more than a few hundred books wont work.') +
f' <a href="xxx" style="text-decoration: none">{_("Learn more")}</a>')
# fw.setVisible(False)
fw.linkActivated.connect(self.show_fat_details)
l.addWidget(self.fat_warning)
self.stack = s = QStackedWidget(self) self.stack = s = QStackedWidget(self)
l.addWidget(s) l.addWidget(s)
h = QHBoxLayout() h = QHBoxLayout()
@ -43,6 +51,16 @@ class FTSDialog(Dialog):
self.update_indexing_label() self.update_indexing_label()
self.scan_status.indexing_progress_changed.connect(self.update_indexing_label) self.scan_status.indexing_progress_changed.connect(self.update_indexing_label)
def show_fat_details(self):
warning_dialog(self, _('Library on a FAT drive'), _(
'The calibre library {} is on a FAT drive. These drives have a limit on the maximum file size. Therefore'
' indexing of more than a few hundred books will fail. You should move your calibre library to an NTFS'
' or exFAT drive.').format(get_db().backend.library_path), show=True)
def update_fat_warning(self):
db = get_db()
self.fat_warning.setVisible(db.is_fat_filesystem)
def show_appropriate_panel(self): def show_appropriate_panel(self):
ss = self.scan_status ss = self.scan_status
if ss.indexing_enabled and ss.indexing_progress.almost_complete: if ss.indexing_enabled and ss.indexing_progress.almost_complete:
@ -87,6 +105,7 @@ class FTSDialog(Dialog):
self.results_panel.clear_results() self.results_panel.clear_results()
self.scan_status.reset_indexing_state_for_current_db() self.scan_status.reset_indexing_state_for_current_db()
self.show_appropriate_panel() self.show_appropriate_panel()
self.update_fat_warning()
def sizeHint(self): def sizeHint(self):
return QSize(1000, 680) return QSize(1000, 680)
@ -95,6 +114,7 @@ class FTSDialog(Dialog):
super().show() super().show()
self.scan_status.startup() self.scan_status.startup()
self.results_panel.on_show() self.results_panel.on_show()
self.update_fat_warning()
def clear_search_history(self): def clear_search_history(self):
self.results_panel.clear_history() self.results_panel.clear_history()