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Allow Export/Import of custom list templates

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Kovid Goyal 2017-07-21 11:16:44 +05:30
parent e7af7af508
commit 51caa0ea04
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1 changed files with 32 additions and 2 deletions
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34
src/calibre/gui2/preferences/server.py
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@ -18,7 +18,8 @@ from PyQt5.Qt import (
from calibre import as_unicode
from calibre.gui2 import (
config, error_dialog, gprefs, info_dialog, open_url, warning_dialog
choose_files, choose_save_file, config, error_dialog, gprefs, info_dialog,
open_url, warning_dialog
)
from calibre.gui2.preferences import AbortCommit, ConfigWidgetBase, test_widget
from calibre.srv.code import custom_list_template as default_custom_list_template
@ -778,6 +779,29 @@ class CustomList(QWidget): # {{{
self.template = t = QPlainTextEdit(self)
l.addRow(t)
t.textChanged.connect(self.changed_signal)
self.imex = bb = QDialogButtonBox(self)
b = bb.addButton(_('&Import template'), bb.ActionRole)
b.clicked.connect(self.import_template)
b = bb.addButton(_('E&xport template'), bb.ActionRole)
b.clicked.connect(self.export_template)
l.addRow(bb)
def import_template(self):
paths = choose_files(self, 'custom-list-template', _('Choose template file'),
filters=[(_('Template files'), ['json'])], all_files=False, select_only_single_file=True)
if paths:
with lopen(paths[0], 'rb') as f:
raw = f.read()
self.current_template = self.deserialize(raw)
def export_template(self):
path = choose_save_file(
self, 'custom-list-template', _('Choose template file'),
filters=[(_('Template files'), ['json'])], initial_filename='custom-list-template.json')
if path:
raw = self.serialize(self.current_template)
with lopen(path, 'wb') as f:
f.write(raw)
def thumbnail_state_changed(self):
is_enabled = bool(self.thumbnail.isChecked())
@ -810,6 +834,12 @@ class CustomList(QWidget): # {{{
self.comments_fields.setText(', '.join(template.get('comments_fields') or ()))
self.template.setPlainText('\n'.join(template.get('lines') or ()))
def serialize(self, template):
return json.dumps(template, sort_keys=True, indent=4, separators=(',', ': '), ensure_ascii=True)
def deserialize(self, raw):
return json.loads(raw)
def restore_defaults(self):
self.current_template = self.default_template
@ -822,7 +852,7 @@ class CustomList(QWidget): # {{{
if err.errno != errno.ENOENT:
raise
else:
raw = json.dumps(template, sort_keys=True, indent=4, separators=(',', ': '))
raw = self.serialize(template)
with lopen(custom_list_template.path, 'wb') as f:
f.write(raw)
return True