Extract data from cross-domain iframe

It's possible to extract iframe content by using DevTools.

# Open Browser
WebAutomation.LaunchEdge.LaunchEdge Url: $'''''' WindowState: WebAutomation.BrowserWindowState.Maximized ClearCache: False ClearCookies: False Timeout: 60 BrowserInstance=> Browser
WAIT 1
# Open DevTools
MouseAndKeyboard.SendKeys.FocusAndSendKeys TextToSend: $'''{Next}
{F12}
{LControlKey}({Shift}({C}))''' DelayBetweenKeystrokes: 500 SendTextAsHardwareKeys: False
# Select iframe element
MouseAndKeyboard.MoveMouseToTextOnScreenWithOCR.WaitForTextToAppearAndClickTextOnScreenWithWindowsOcr TextToFind: $'''Administration''' IsRegEx: False WindowsOcrLanguage: MouseAndKeyboard.WindowsOcrLanguage.English Occurence: 1 SearchForTextOn: MouseAndKeyboard.SearchTarget.EntireScreen ImageWidthMultiplier: 1 ImageHeightMultiplier: 1 MovementStyle: MouseAndKeyboard.MovementStyle.Instant Timeout: 5 ClickType: MouseAndKeyboard.ClickType.LeftClick SecondsBeforeClicking: 1 PositionRelativeToText: MouseAndKeyboard.PositionOnImage.MiddleCenter OffsetX: 0 OffsetY: 0 X=> LocationOfTextFoundX Y=> LocationOfTextFoundY Width=> WidthOfTextFound Height=> HeightOfTextFound
WAIT 1
MouseAndKeyboard.SendKeys.FocusAndSendKeys TextToSend: $'''{Up}{Up}''' DelayBetweenKeystrokes: 100 SendTextAsHardwareKeys: True
# Copy html to clipboard
MouseAndKeyboard.SendKeys.FocusAndSendKeys TextToSend: $'''{LControlKey}({C})''' DelayBetweenKeystrokes: 100 SendTextAsHardwareKeys: True
Clipboard.GetText Text=> ClipboardText
Text.RecognizeEntitiesInText Text: ClipboardText Mode: Text.RecognizerMode.Url Language: Text.RecognizerLanguage.English RecognizedEntities=> RecognizedEntities
# Parse data
Text.ParseText.RegexParse Text: ClipboardText TextToFind: $'''<a[^>]*>((.|\\n)+?)<\\/a>''' StartingPosition: 0 IgnoreCase: False Matches=> Matches
Display.ShowMessageDialog.ShowMessage Message: $'''Found %Matches.Count% links''' Icon: Display.Icon.None Buttons: Display.Buttons.OK DefaultButton: Display.DefaultButton.Button1 IsTopMost: False ButtonPressed=> ButtonPressed

Cross-site content can’t be read by JavaScript. No major browser will allow you to do that.

Therefore, we will open Edge DevTools and select an iframe element to be able to copy the content to the clipboard. Then by using regular expression, it’s possible to extract data from any html element.

Author

PAG Admin

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