AppleScriptでGoogleChrome拡張ボタンを押下するテスト

chrome_extension_button.scpt

-- cf. https://forum.keyboardmaestro.com/t/clicking-specific-chrome-extension-buttons/11950/17

-- GoogleChromeでのイベント名取得確認
tell application "Google Chrome"
	activate
	delay 0.3
end tell

tell application "System Events"
	tell front window of (first application process whose frontmost is true)
		set uiElems to entire contents
	end tell
end tell

-- GoogleChromeで現在タブにて「Video Downloader Professional」を名称マッチでボタン押下する
tell application "Google Chrome"
	activate
	delay 0.3
end tell

tell application "System Events"
	tell process "Google Chrome"
		tell (first window whose subrole is "AXStandardWindow")
			tell group 1
				tell (first button whose name contains "Video Downloader")
					click
					--perform action "AXPress"
				end tell
			end tell
		end tell
	end tell
end tell

GoogleChrome拡張を用いた動画ダウンロードをAppleScriptで自動化

-- Chromeを開く
tell application "Google Chrome"
	activate
	delay 0.3
end tell

-- Chrome拡張「Stream Recorder」を開く（ https://www.hlsloader.com/ja/index.html ）
tell application "System Events"
	tell process "Google Chrome"
		tell (first window whose subrole is "AXStandardWindow")
			tell group 1
				tell (first button whose name contains "ストリーム")
					click
				end tell
			end tell
		end tell
	end tell
end tell

delay 2

-- Chrome拡張「Stream Recorder」で動画がダウンロードされるのを待ち、ダウンロード可能になったらダウンロードする。
tell application "Google Chrome"
	tell window 1
		tell active tab
			execute javascript "var id = setInterval(function(){if(document.getElementsByClassName('saveButton')[0].style.display != 'none'){document.getElementsByClassName('saveButton')[0].click();clearInterval(id);}}, 1000);"
		end tell
	end tell
end tell

delay 3

-- ポップアップのFinderで「保存」ボタンを押す
tell application "System Events"
	tell front window of (first application process whose frontmost is true)
		tell sheet 1
			tell (first button whose name contains "保存")
				click
			end tell
		end tell
	end tell
end tell

YosemiteからAppleScriptの代わりにJavascript（JXA）が使えるようになっている
あまり情報がないけれど…
https://highmoon-miyabi.net/blog/2017/04/14_000443.html