def search_epub_content(self):
''' Search epub content '''
# reset results layout
self.search_results.clear()
# get search input
keyword = self.search_input.text()
# search in each book
db = self.db.new_api
matched_ids = {book_id for book_id in db.all_book_ids() if 'EPUB' in db.formats(book_id)}
for book_id in matched_ids:
mi = db.get_metadata(book_id, get_cover=False, cover_as_data=False)
if prefs['tags'] in mi.tags:
title = mi.title
filepath = fmt_path = self.gui.current_db.format_abspath(book_id, 'EPUB', index_is_id=True)
grep = EpubGrep(keyword)
grep.setPreview(True)
grep_result = grep.searchin(filepath)
#print(grep_result)
if grep_result != None and len(grep_result) != 0:
widgetLayout = QVBoxLayout()
book_button = QPushButton(title, self)
book_button.clicked.connect(partial(self.view, book_id, 0))
widgetLayout.addWidget(book_button)
widgetLayout.setSizeConstraint(QLayout.SetFixedSize)
widget = QWidget()
widget.setLayout(widgetLayout)
widgetItem = QListWidgetItem()
widgetItem.setSizeHint(widget.sizeHint())
self.search_results.addItem(widgetItem)
self.search_results.setItemWidget(widgetItem, widget)
#matched = result.stdout.decode('utf-8')
matched = grep_result
search_result_count = 0 if prefs['search_result_count'] == '' else int(prefs['search_result_count'])
count = 0
for lines in matched.split('--\n'):
# only handles results within limit
if search_result_count != 0 and count >= search_result_count:
break
widgetLayout = QVBoxLayout()
qLabel = QLabel(lines.replace(keyword, '<font color=yellow>' + keyword + '</font>').replace('\n\n', '\n').replace('\n','<br/>') + '<br/>')
qLabel.setTextFormat(Qt.RichText)
qLabel.setStyleSheet(''' font-size: 24px; ''')
widgetLayout.addWidget(qLabel)
widgetLayout.setSizeConstraint(QLayout.SetFixedSize)
widget = QWidget()
widget.setLayout(widgetLayout)
widgetItem = QListWidgetItem()
widgetItem.setSizeHint(widget.sizeHint())
widgetItem.setData(Qt.ItemDataRole.UserRole, (book_id, count))
self.search_results.addItem(widgetItem)
self.search_results.setItemWidget(widgetItem, widget)
count += 1
self.search_results.itemClicked.connect(self.view_search_result)
def test(scale=0.25):
from PyQt5.Qt import QLabel, QPixmap, QMainWindow, QWidget, QScrollArea, QGridLayout
from calibre.gui2 import Application
app = Application([])
mi = Metadata('Unknown', ['Kovid Goyal', 'John & Doe', 'Author'])
mi.series = 'A series & styles'
m = QMainWindow()
sa = QScrollArea(m)
w = QWidget(m)
sa.setWidget(w)
l = QGridLayout(w)
w.setLayout(l), l.setSpacing(30)
scale *= w.devicePixelRatioF()
labels = []
for r, color in enumerate(sorted(default_color_themes)):
for c, style in enumerate(sorted(all_styles())):
mi.series_index = c + 1
mi.title = 'An algorithmic cover [%s]' % color
prefs = override_prefs(cprefs, override_color_theme=color, override_style=style)
scale_cover(prefs, scale)
img = generate_cover(mi, prefs=prefs, as_qimage=True)
img.setDevicePixelRatio(w.devicePixelRatioF())
la = QLabel()
la.setPixmap(QPixmap.fromImage(img))
l.addWidget(la, r, c)
labels.append(la)
m.setCentralWidget(sa)
w.resize(w.sizeHint())
m.show()
app.exec_()
def test(scale=0.25):
from PyQt5.Qt import QLabel, QApplication, QPixmap, QMainWindow, QWidget, QScrollArea, QGridLayout
app = QApplication([])
mi = Metadata('xxx', ['Kovid Goyal', 'John & Doe', 'Author'])
mi.series = 'A series of styles'
m = QMainWindow()
sa = QScrollArea(m)
w = QWidget(m)
sa.setWidget(w)
l = QGridLayout(w)
w.setLayout(l), l.setSpacing(30)
labels = []
for r, color in enumerate(sorted(default_color_themes)):
for c, style in enumerate(sorted(all_styles())):
mi.series_index = c + 1
mi.title = 'An algorithmic cover [%s]' % color
prefs = override_prefs(cprefs,
override_color_theme=color,
override_style=style)
scale_cover(prefs, scale)
img = generate_cover(mi, prefs=prefs, as_qimage=True)
la = QLabel()
la.setPixmap(QPixmap.fromImage(img))
l.addWidget(la, r, c)
labels.append(la)
m.setCentralWidget(sa)
w.resize(w.sizeHint())
m.show()
app.exec_()
def test(scale=0.5):
from PyQt5.Qt import QLabel, QApplication, QPixmap, QMainWindow, QWidget, QScrollArea, QGridLayout
app = QApplication([])
mi = Metadata('xxx', ['Kovid Goyal', 'John Q. Doe', 'Author'])
mi.series = 'A series of styles'
m = QMainWindow()
sa = QScrollArea(m)
w = QWidget(m)
sa.setWidget(w)
l = QGridLayout(w)
w.setLayout(l), l.setSpacing(30)
labels = []
for r, color in enumerate(sorted(default_color_themes)):
for c, style in enumerate(sorted(all_styles())):
mi.series_index = c + 1
mi.title = 'An algorithmic cover [%s]' % color
prefs = override_prefs(cprefs, override_color_theme=color, override_style=style)
for x in ('cover_width', 'cover_height', 'title_font_size', 'subtitle_font_size', 'footer_font_size'):
prefs[x] = int(scale * prefs[x])
img = generate_cover(mi, prefs=prefs, as_qimage=True)
la = QLabel()
la.setPixmap(QPixmap.fromImage(img))
l.addWidget(la, r, c)
labels.append(la)
m.setCentralWidget(sa)
w.resize(w.sizeHint())
m.show()
app.exec_()
def sizeHint(self):
a = QWidget.sizeHint(self)
a.setHeight(a.height() + 75)
a.setWidth(a.width() + 100)
return a
def sizeHint(self):
a = QWidget.sizeHint(self)
a.setHeight(a.height() + 75)
a.setWidth(a.width() + 100)
return a
def sizeHint(self):
ans = QWidget.sizeHint(self)
ans.setWidth(400)
return ans
def sizeHint(self):
return QWidget.sizeHint(self)
def sizeHint(self):
ans = QWidget.sizeHint(self)
if not self.has_widget:
ans = default_size_hint(ans)
return ans
class DemoDialog(QDialog):
def __init__(self, gui, icon, do_user_config):
QDialog.__init__(self, gui)
self.gui = gui
self.do_user_config = do_user_config
self.db = gui.current_db
self.l = QVBoxLayout()
self.setLayout(self.l)
self.setWindowTitle('Wiki Reader')
self.setWindowIcon(icon)
self.helpl = QLabel(
'Enter the URL of a wikipedia article below. '
'It will be downloaded and converted into an ebook.')
self.helpl.setWordWrap(True)
self.l.addWidget(self.helpl)
self.w = QWidget(self)
self.sa = QScrollArea(self)
self.l.addWidget(self.sa)
self.w.l = QVBoxLayout()
self.w.setLayout(self.w.l)
self.sa.setWidget(self.w)
self.sa.setWidgetResizable(True)
self.title = Title(self)
self.w.l.addWidget(self.title)
self.urls = [URL(self)]
self.w.l.addWidget(self.urls[0])
self.add_more_button = QPushButton(
QIcon(I('plus.png')), 'Add another URL')
self.l.addWidget(self.add_more_button)
self.bb = QDialogButtonBox(self)
self.bb.setStandardButtons(self.bb.Ok | self.bb.Cancel)
self.bb.accepted.connect(self.accept)
self.bb.rejected.connect(self.reject)
self.l.addWidget(self.bb)
self.book_button = b = self.bb.addButton(
'Convert a Wiki&Book', self.bb.ActionRole)
b.clicked.connect(self.wiki_book)
self.add_more_button.clicked.connect(self.add_more)
self.finished.connect(self.download)
self.setMinimumWidth(500)
self.resize(self.sizeHint())
self.single_url = None
def wiki_book(self):
d = QDialog(self)
d.l = l = QFormLayout(d)
l.setFieldGrowthPolicy(l.ExpandingFieldsGrow)
d.setWindowTitle('Enter WikiBook URL')
d.la = la = QLabel(
'<p>You can convert a pre-made WikiBook into a book here. '
'Simply enter the URL to the WikiBook page. For a list of '
'WikiBooks, see '
'<a href="https://en.wikipedia.org/wiki/Special:PrefixIndex/Book:'
'">here</a>.'
)
la.setMinimumWidth(400)
la.setWordWrap(True)
la.setOpenExternalLinks(True)
l.addRow(la)
d.le = le = QLineEdit(self)
l.addRow('WikiBook &URL:', le)
le.setText('https://')
le.selectAll()
d.bb = bb = QDialogButtonBox(
QDialogButtonBox.Ok | QDialogButtonBox.Cancel, d)
l.addRow(bb)
bb.accepted.connect(d.accept), bb.rejected.connect(d.reject)
if d.exec_() == d.Accepted:
self.single_url = le.text()
self.accept()
def do_resize(self):
a = self.sizeHint()
b = self.w.sizeHint()
h = min(400, b.height())
self.resize(QSize(a.width(), h + 200))
def scroll_to_bottom(self):
v = self.sa.verticalScrollBar()
v.setValue(v.maximum())
def add_more(self):
url = URL(self)
self.urls.append(url)
self.w.l.addWidget(url)
QTimer.singleShot(0, self.do_resize)
QTimer.singleShot(10, self.scroll_to_bottom)
def about(self):
# Get the about text from a file inside the plugin zip file
# The get_resources function is a builtin function defined for all your
# plugin code. It loads files from the plugin zip file. It returns
# the bytes from the specified file.
#
# Note that if you are loading more than one file, for performance, you
# should pass a list of names to get_resources. In this case,
# get_resources will return a dictionary mapping names to bytes. Names
# that are not found in the zip file will not be in the returned
# dictionary.
text = get_resources('about.txt')
QMessageBox.about(self, 'About the Wiki Reader', text.decode('utf-8'))
# def config(self):
# self.do_user_config(parent=self)
# Apply the changes
# self.label.setText(prefs['hello_world_msg'])
def download(self, retcode):
if retcode != self.Accepted:
return
if self.single_url is None:
urls = [x.url for x in self.urls]
urls = [x.strip() for x in urls if x.strip()]
urls = [
('http://' + x) if not urlparse(x).scheme else x for x in urls]
else:
urls = self.single_url
self.single_url = None
args, fmt, temp_files = get_recipe(urls, self.title.title)
job = self.gui.job_manager.run_job(
Dispatcher(self.fetched), 'gui_convert', args=args,
description='Fetch article from Wikipedia')
job.extra_conversion_args = (temp_files, fmt)
# don't prompt if all OK
# if isinstance(urls, list):
# info_dialog(
# self, 'Downloading',
# 'Downloading %d article(s) from Wikipedia. When the download'
# ' completes the book will be added to your calibre library.'
# % len(urls), show=True, show_copy_button=False)
# else:
# info_dialog(
# self, 'Downloading',
# 'Downloading book from Wikipedia. When the download'
# ' completes the book will be added to your calibre library.',
# show=True, show_copy_button=False)
def fetched(self, job):
if job.failed:
return self.gui.job_exception(job)
temp_files, fmt = job.extra_conversion_args
fname = temp_files[0].name
self.gui.iactions['Add Books']._add_books([fname], False)
for f in temp_files[1:]:
try:
os.remove(f.name)
except:
pass
def sizeHint(self):
return QWidget.sizeHint(self)
def sizeHint(self):
ans = QWidget.sizeHint(self)
ans.setWidth(400)
return ans
