def serialize(items):
"""Serialize a list of WebHistoryItems to a data stream.
Args:
items: An iterable of WebHistoryItems.
Return:
A (stream, data, user_data) tuple.
stream: The reset QDataStream.
data: The QByteArray with the raw data.
cur_user_data: The user data for the current item or None.
Warning:
If 'data' goes out of scope, reading from 'stream' will result in a
segfault!
"""
data = QByteArray()
stream = QDataStream(data, QIODevice.ReadWrite)
cur_user_data = None
current_idx = None
for i, item in enumerate(items):
if item.active:
if current_idx is not None:
raise ValueError("Multiple active items ({} and {}) "
"found!".format(current_idx, i))
current_idx = i
cur_user_data = item.user_data
if items:
if current_idx is None:
raise ValueError("No active item found!")
else:
current_idx = -1
### src/core/web_contents_adapter.cpp serializeNavigationHistory
# sample data:
# kHistoryStreamVersion
stream.writeInt(HISTORY_STREAM_VERSION) # \x00\x00\x00\x03
# count
stream.writeInt(len(items)) # \x00\x00\x00\x01
# currentIndex
stream.writeInt(current_idx) # \x00\x00\x00\x00
for item in items:
_serialize_item(item, stream)
stream.device().reset()
qtutils.check_qdatastream(stream)
return stream, data, cur_user_data
def serialize(items):
"""Serialize a list of QWebHistoryItems to a data stream.
Args:
items: An iterable of WebHistoryItems.
Return:
A (stream, data, user_data) tuple.
stream: The reset QDataStream.
data: The QByteArray with the raw data.
cur_user_data: The user data for the current item or None.
Warning:
If 'data' goes out of scope, reading from 'stream' will result in a
segfault!
"""
data = QByteArray()
stream = QDataStream(data, QIODevice.ReadWrite)
cur_user_data = None
current_idx = None
for i, item in enumerate(items):
if item.active:
if current_idx is not None:
raise ValueError("Multiple active items ({} and {}) "
"found!".format(current_idx, i))
current_idx = i
cur_user_data = item.user_data
if items:
if current_idx is None:
raise ValueError("No active item found!")
else:
current_idx = -1
### src/core/web_contents_adapter.cpp serializeNavigationHistory
# kHistoryStreamVersion
stream.writeInt(HISTORY_STREAM_VERSION)
# count
stream.writeInt(len(items))
# currentIndex
stream.writeInt(current_idx)
for item in items:
_serialize_item(item, stream)
stream.device().reset()
qtutils.check_qdatastream(stream)
return stream, data, cur_user_data
def test_check_qdatastream(status, raising, message):
"""Test check_qdatastream.
Args:
status: The status to set on the QDataStream we test with.
raising: Whether check_qdatastream is expected to raise OSError.
message: The expected exception string.
"""
stream = QDataStream()
stream.setStatus(status)
if raising:
with pytest.raises(OSError, match=message):
qtutils.check_qdatastream(stream)
else:
qtutils.check_qdatastream(stream)
def test_check_qdatastream(status, raising, message):
"""Test check_qdatastream.
Args:
status: The status to set on the QDataStream we test with.
raising: Whether check_qdatastream is expected to raise OSError.
message: The expected exception string.
"""
stream = QDataStream()
stream.setStatus(status)
if raising:
with pytest.raises(OSError, match=message):
qtutils.check_qdatastream(stream)
else:
qtutils.check_qdatastream(stream)
def serialize(items):
"""Serialize a list of QWebHistoryItems to a data stream.
Args:
items: An iterable of WebHistoryItems.
Return:
A (stream, data, user_data) tuple.
stream: The reset QDataStream.
data: The QByteArray with the raw data.
user_data: A list with each item's user data.
Warning:
If 'data' goes out of scope, reading from 'stream' will result in a
segfault!
"""
data = QByteArray()
stream = QDataStream(data, QIODevice.ReadWrite)
user_data = []
current_idx = None
for i, item in enumerate(items):
if item.active:
if current_idx is not None:
raise ValueError("Multiple active items ({} and {}) "
"found!".format(current_idx, i))
else:
current_idx = i
if items:
if current_idx is None:
raise ValueError("No active item found!")
else:
current_idx = 0
### Source/WebKit/qt/Api/qwebhistory.cpp operator<<
stream.writeInt(HISTORY_STREAM_VERSION)
stream.writeInt(len(items))
stream.writeInt(current_idx)
for i, item in enumerate(items):
_serialize_item(i, item, stream)
user_data.append(item.user_data)
stream.device().reset()
qtutils.check_qdatastream(stream)
return stream, data, user_data
def serialize(items):
"""Serialize a list of QWebHistoryItems to a data stream.
Args:
items: An iterable of WebHistoryItems.
Return:
A (stream, data, user_data) tuple.
stream: The reseted QDataStream.
data: The QByteArray with the raw data.
user_data: A list with each item's user data.
Warning:
If 'data' goes out of scope, reading from 'stream' will result in a
segfault!
"""
data = QByteArray()
stream = QDataStream(data, QIODevice.ReadWrite)
user_data = []
current_idx = None
for i, item in enumerate(items):
if item.active:
if current_idx is not None:
raise ValueError("Multiple active items ({} and {}) "
"found!".format(current_idx, i))
else:
current_idx = i
if items:
if current_idx is None:
raise ValueError("No active item found!")
else:
current_idx = 0
### Source/WebKit/qt/Api/qwebhistory.cpp operator<<
stream.writeInt(HISTORY_STREAM_VERSION)
stream.writeInt(len(items))
stream.writeInt(current_idx)
for i, item in enumerate(items):
_serialize_item(i, item, stream)
user_data.append(item.user_data)
stream.device().reset()
qtutils.check_qdatastream(stream)
return stream, data, user_data
def serialize(items):
"""Serialize a list of QWebHistoryItems to a data stream.
Args:
items: An iterable of WebHistoryItems.
Return:
A (stream, data, user_data) tuple.
stream: The reset QDataStream.
data: The QByteArray with the raw data.
user_data: A list with each item's user data.
Warning:
If 'data' goes out of scope, reading from 'stream' will result in a
segfault!
"""
data = QByteArray()
stream = QDataStream(data, QIODevice.ReadWrite)
user_data = []
current_idx = None
for i, item in enumerate(items):
if item.active:
if current_idx is not None:
raise ValueError("Multiple active items ({} and {}) "
"found!".format(current_idx, i))
else:
current_idx = i
if items:
if current_idx is None:
raise ValueError("No active item found!")
else:
current_idx = 0
if qtutils.is_qtwebkit_ng():
_serialize_ng(items, current_idx, stream)
else:
_serialize_old(items, current_idx, stream)
user_data += [item.user_data for item in items]
stream.device().reset()
qtutils.check_qdatastream(stream)
return stream, data, user_data
