# Copyright (c) Microsoft Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
from pathlib import Path
from types import SimpleNamespace
from typing import TYPE_CHECKING, Dict, List, Optional, Pattern, Sequence, Union, cast
from playwright._impl._api_structures import (
ClientCertificate,
Geolocation,
HttpCredentials,
ProxySettings,
StorageState,
ViewportSize,
)
from playwright._impl._artifact import Artifact
from playwright._impl._browser_context import BrowserContext
from playwright._impl._cdp_session import CDPSession
from playwright._impl._connection import ChannelOwner, from_channel
from playwright._impl._errors import is_target_closed_error
from playwright._impl._helper import (
ColorScheme,
ForcedColors,
HarContentPolicy,
HarMode,
ReducedMotion,
ServiceWorkersPolicy,
async_readfile,
locals_to_params,
make_dirs_for_file,
prepare_record_har_options,
)
from playwright._impl._network import serialize_headers, to_client_certificates_protocol
from playwright._impl._page import Page
if TYPE_CHECKING: # pragma: no cover
from playwright._impl._browser_type import BrowserType
class Browser(ChannelOwner):
Events = SimpleNamespace(
Disconnected="disconnected",
)
def __init__(
self, parent: "BrowserType", type: str, guid: str, initializer: Dict
) -> None:
super().__init__(parent, type, guid, initializer)
self._browser_type = parent
self._is_connected = True
self._should_close_connection_on_close = False
self._cr_tracing_path: Optional[str] = None
self._contexts: List[BrowserContext] = []
self._channel.on("close", lambda _: self._on_close())
self._close_reason: Optional[str] = None
def __repr__(self) -> str:
return f"<Browser type={self._browser_type} version={self.version}>"
def _on_close(self) -> None:
self._is_connected = False
self.emit(Browser.Events.Disconnected, self)
@property
def contexts(self) -> List[BrowserContext]:
return self._contexts.copy()
@property
def browser_type(self) -> "BrowserType":
return self._browser_type
def is_connected(self) -> bool:
return self._is_connected
async def new_context(
self,
viewport: ViewportSize = None,
screen: ViewportSize = None,
noViewport: bool = None,
ignoreHTTPSErrors: bool = None,
javaScriptEnabled: bool = None,
bypassCSP: bool = None,
userAgent: str = None,
locale: str = None,
timezoneId: str = None,
geolocation: Geolocation = None,
permissions: Sequence[str] = None,
extraHTTPHeaders: Dict[str, str] = None,
offline: bool = None,
httpCredentials: HttpCredentials = None,
deviceScaleFactor: float = None,
isMobile: bool = None,
hasTouch: bool = None,
colorScheme: ColorScheme = None,
reducedMotion: ReducedMotion = None,
forcedColors: ForcedColors = None,
acceptDownloads: bool = None,
defaultBrowserType: str = None,
proxy: ProxySettings = None,
recordHarPath: Union[Path, str] = None,
recordHarOmitContent: bool = None,
recordVideoDir: Union[Path, str] = None,
recordVideoSize: ViewportSize = None,
storageState: Union[StorageState, str, Path] = None,
baseURL: str = None,
strictSelectors: bool = None,
serviceWorkers: ServiceWorkersPolicy = None,
recordHarUrlFilter: Union[Pattern[str], str] = None,
recordHarMode: HarMode = None,
recordHarContent: HarContentPolicy = None,
clientCertificates: List[ClientCertificate] = None,
) -> BrowserContext:
params = locals_to_params(locals())
await prepare_browser_context_params(params)
channel = await self._channel.send("newContext", params)
context = cast(BrowserContext, from_channel(channel))
self._browser_type._did_create_context(context, params, {})
return context
async def new_page(
self,
viewport: ViewportSize = None,
screen: ViewportSize = None,
noViewport: bool = None,
ignoreHTTPSErrors: bool = None,
javaScriptEnabled: bool = None,
bypassCSP: bool = None,
userAgent: str = None,
locale: str = None,
timezoneId: str = None,
geolocation: Geolocation = None,
permissions: Sequence[str] = None,
extraHTTPHeaders: Dict[str, str] = None,
offline: bool = None,
httpCredentials: HttpCredentials = None,
deviceScaleFactor: float = None,
isMobile: bool = None,
hasTouch: bool = None,
colorScheme: ColorScheme = None,
forcedColors: ForcedColors = None,
reducedMotion: ReducedMotion = None,
acceptDownloads: bool = None,
defaultBrowserType: str = None,
proxy: ProxySettings = None,
recordHarPath: Union[Path, str] = None,
recordHarOmitContent: bool = None,
recordVideoDir: Union[Path, str] = None,
recordVideoSize: ViewportSize = None,
storageState: Union[StorageState, str, Path] = None,
baseURL: str = None,
strictSelectors: bool = None,
serviceWorkers: ServiceWorkersPolicy = None,
recordHarUrlFilter: Union[Pattern[str], str] = None,
recordHarMode: HarMode = None,
recordHarContent: HarContentPolicy = None,
clientCertificates: List[ClientCertificate] = None,
) -> Page:
params = locals_to_params(locals())
async def inner() -> Page:
context = await self.new_context(**params)
page = await context.new_page()
page._owned_context = context
context._owner_page = page
return page
return await self._connection.wrap_api_call(inner)
async def close(self, reason: str = None) -> None:
self._close_reason = reason
try:
if self._should_close_connection_on_close:
await self._connection.stop_async()
else:
await self._channel.send("close", {"reason": reason})
except Exception as e:
if not is_target_closed_error(e):
raise e
@property
def version(self) -> str:
return self._initializer["version"]
async def new_browser_cdp_session(self) -> CDPSession:
return from_channel(await self._channel.send("newBrowserCDPSession"))
async def start_tracing(
self,
page: Page = None,
path: Union[str, Path] = None,
screenshots: bool = None,
categories: Sequence[str] = None,
) -> None:
params = locals_to_params(locals())
if page:
params["page"] = page._channel
if path:
self._cr_tracing_path = str(path)
params["path"] = str(path)
await self._channel.send("startTracing", params)
async def stop_tracing(self) -> bytes:
artifact = cast(Artifact, from_channel(await self._channel.send("stopTracing")))
buffer = await artifact.read_info_buffer()
await artifact.delete()
if self._cr_tracing_path:
make_dirs_for_file(self._cr_tracing_path)
with open(self._cr_tracing_path, "wb") as f:
f.write(buffer)
self._cr_tracing_path = None
return buffer
async def prepare_browser_context_params(params: Dict) -> None:
if params.get("noViewport"):
del params["noViewport"]
params["noDefaultViewport"] = True
if "defaultBrowserType" in params:
del params["defaultBrowserType"]
if "extraHTTPHeaders" in params:
params["extraHTTPHeaders"] = serialize_headers(params["extraHTTPHeaders"])
if "recordHarPath" in params:
params["recordHar"] = prepare_record_har_options(params)
del params["recordHarPath"]
if "recordVideoDir" in params:
params["recordVideo"] = {"dir": Path(params["recordVideoDir"]).absolute()}
if "recordVideoSize" in params:
params["recordVideo"]["size"] = params["recordVideoSize"]
del params["recordVideoSize"]
del params["recordVideoDir"]
if "storageState" in params:
storageState = params["storageState"]
if not isinstance(storageState, dict):
params["storageState"] = json.loads(
(await async_readfile(storageState)).decode()
)
if params.get("colorScheme", None) == "null":
params["colorScheme"] = "no-override"
if params.get("reducedMotion", None) == "null":
params["reducedMotion"] = "no-override"
if params.get("forcedColors", None) == "null":
params["forcedColors"] = "no-override"
if "acceptDownloads" in params:
params["acceptDownloads"] = "accept" if params["acceptDownloads"] else "deny"
if "clientCertificates" in params:
params["clientCertificates"] = await to_client_certificates_protocol(
params["clientCertificates"]
)