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Implement #537

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This commit is contained in:
Kovid Goyal 2008-02-27 22:32:20 +00:00
parent b45bcc9ea3
commit 1ddcfb5844
3 changed files with 113 additions and 27 deletions
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39
src/libprs500/gui2/dialogs/metadata_single.py
View File

@ -152,6 +152,8 @@ class MetadataSingleDialog(QDialog, Ui_MetadataSingleDialog):
self.fetch_cover)
QObject.connect(self.tag_editor_button, SIGNAL('clicked()'),
self.edit_tags)
QObject.connect(self.remove_series_button, SIGNAL('clicked()'),
self.remove_unused_series)
self.timeout = float(QSettings().value('network timeout', QVariant(5)).toInt()[0])
self.title.setText(db.title(row))
isbn = db.isbn(self.id)
@ -186,9 +188,19 @@ class MetadataSingleDialog(QDialog, Ui_MetadataSingleDialog):
size = self.db.sizeof_format(row, ext)
Format(self.formats, ext, size)
self.initialize_series()
self.series_index.setValue(self.db.series_index(row))
QObject.connect(self.series, SIGNAL('currentIndexChanged(int)'), self.enable_series_index)
QObject.connect(self.series, SIGNAL('editTextChanged(QString)'), self.enable_series_index)
QObject.connect(self.password_button, SIGNAL('clicked()'), self.change_password)
self.exec_()
def initialize_series(self):
all_series = self.db.all_series()
all_series.sort(cmp=lambda x, y : cmp(x[1], y[1]))
series_id = self.db.series_id(row)
series_id = self.db.series_id(self.row)
idx, c = None, 0
for i in all_series:
id, name = i
@ -202,13 +214,14 @@ class MetadataSingleDialog(QDialog, Ui_MetadataSingleDialog):
self.series.setCurrentIndex(idx)
self.enable_series_index()
self.series_index.setValue(self.db.series_index(row))
QObject.connect(self.series, SIGNAL('currentIndexChanged(int)'), self.enable_series_index)
QObject.connect(self.series, SIGNAL('editTextChanged(QString)'), self.enable_series_index)
QObject.connect(self.password_button, SIGNAL('clicked()'), self.change_password)
self.exec_()
pl = self.series.parentWidget().layout()
for i in range(pl.count()):
l = pl.itemAt(i).layout()
if l:
l.invalidate()
l.activate()
self.layout().activate()
def edit_tags(self):
d = TagEditor(self, self.db, self.row)
@ -280,6 +293,18 @@ class MetadataSingleDialog(QDialog, Ui_MetadataSingleDialog):
def enable_series_index(self, *args):
self.series_index.setEnabled(True)
def remove_unused_series(self):
self.db.remove_unused_series()
idx = qstring_to_unicode(self.series.currentText())
self.series.clear()
self.initialize_series()
if idx:
for i in range(self.series.count()):
if qstring_to_unicode(self.series.itemText(i)) == idx:
self.series.setCurrentIndex(i)
break
def accept(self):
if self.formats_changed:
self.sync_formats()

28
src/libprs500/gui2/dialogs/metadata_single.ui
View File

@ -24,7 +24,7 @@
<widget class="QWidget" name="layoutWidget" >
<layout class="QVBoxLayout" >
<item>
<widget class="QGroupBox" name="groupBox" >
<widget class="QGroupBox" name="meta_box" >
<property name="title" >
<string>Meta information</string>
</property>
@ -195,7 +195,18 @@
</widget>
</item>
<item row="6" column="1" >
<layout class="QHBoxLayout" >
<property name="spacing" >
<number>5</number>
</property>
<item>
<widget class="QComboBox" name="series" >
<property name="sizePolicy" >
<sizepolicy vsizetype="Fixed" hsizetype="MinimumExpanding" >
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="toolTip" >
<string>List of known series. You can add new series.</string>
</property>
@ -213,6 +224,21 @@
</property>
</widget>
</item>
<item>
<widget class="QToolButton" name="remove_series_button" >
<property name="toolTip" >
<string>Remove unused series (Series that have no books)</string>
</property>
<property name="text" >
<string>...</string>
</property>
<property name="icon" >
<iconset resource="../images.qrc" >:/images/trash.svg</iconset>
</property>
</widget>
</item>
</layout>
</item>
<item row="7" column="1" >
<widget class="QSpinBox" name="series_index" >
<property name="enabled" >

35
src/libprs500/library/database.py
View File

@ -751,6 +751,33 @@ ALTER TABLE books ADD COLUMN isbn TEXT DEFAULT "" COLLATE NOCASE;
conn.execute('pragma user_version=7')
conn.commit()
@staticmethod
def upgrade_version7(conn):
conn.executescript('''\
DROP TRIGGER fkc_update_books_series_link_b;
CREATE TRIGGER fkc_update_books_series_link_b
BEFORE UPDATE OF series ON books_series_link
BEGIN
SELECT CASE
WHEN (SELECT id from series WHERE id=NEW.series) IS NULL
THEN RAISE(ABORT, 'Foreign key violation: series not in series')
END;
END;
DROP TRIGGER fkc_delete_books_series_link;
CREATE TRIGGER fkc_delete_books_series_link
BEFORE DELETE ON series
BEGIN
SELECT CASE
WHEN (SELECT COUNT(id) FROM books_series_link WHERE series=OLD.id) > 0
THEN RAISE(ABORT, 'Foreign key violation: series is still referenced')
END;
END;
'''
)
conn.execute('pragma user_version=8')
conn.commit()
def __del__(self):
global _lock_file
import os
@ -778,6 +805,8 @@ ALTER TABLE books ADD COLUMN isbn TEXT DEFAULT "" COLLATE NOCASE;
LibraryDatabase.upgrade_version5(self.conn)
if self.user_version == 6: # Upgrade to 7
LibraryDatabase.upgrade_version6(self.conn)
if self.user_version == 7: # Upgrade to 8
LibraryDatabase.upgrade_version7(self.conn)
def close(self):
global _lock_file
@ -1159,6 +1188,12 @@ ALTER TABLE books ADD COLUMN isbn TEXT DEFAULT "" COLLATE NOCASE;
self.conn.execute('INSERT INTO books_series_link(book, series) VALUES (?,?)', (id, aid))
self.conn.commit()
def remove_unused_series(self):
for id, in self.conn.execute('SELECT id FROM series').fetchall():
if not self.conn.execute('SELECT id from books_series_link WHERE series=?', (id,)).fetchone():
self.conn.execute('DELETE FROM series WHERE id=?', (id,))
self.conn.commit()
def set_series_index(self, id, idx):
self.conn.execute('UPDATE books SET series_index=? WHERE id=?', (int(idx), id))
self.conn.commit()