PDF password and security in Python and PDF.co Web API

PDF.co Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

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import os import requests # pip install requests # The authentication key (API Key). # Get your own by registering at https://app.pdf.co/documentation/api API_KEY = "********************************" # Base URL for PDF.co Web API requests BASE_URL = "https://api.pdf.co/v1" # Direct URL of source PDF file. SourceFileURL = "https://bytescout-com.s3-us-west-2.amazonaws.com/files/demo-files/cloud-api/pdf-merge/sample1.pdf" # Destination PDF file name DestinationFile = ".\\protected.pdf" # Passwords to protect PDF document # The owner password will be required for document modification. # The user password only allows to view and print the document. OwnerPassword = "123456" UserPassword = "654321" # Encryption algorithm. # Valid values: "RC4_40bit", "RC4_128bit", "AES_128bit", "AES_256bit". EncryptionAlgorithm = "AES_128bit" # Allow or prohibit content extraction for accessibility needs. AllowAccessibilitySupport = True # Allow or prohibit assembling the document. AllowAssemblyDocument = True # Allow or prohibit printing PDF document. AllowPrintDocument = True # Allow or prohibit filling of interactive form fields (including signature fields) in PDF document. AllowFillForms = True # Allow or prohibit modification of PDF document. AllowModifyDocument = True # Allow or prohibit copying content from PDF document. AllowContentExtraction = True # Allow or prohibit interacting with text annotations and forms in PDF document. AllowModifyAnnotations = True # Allowed printing quality. # Valid values: "HighResolution", "LowResolution" PrintQuality = "HighResolution" # Runs processing asynchronously. # Returns Use JobId that you may use with /job/check to check state of the processing (possible states: working, failed, aborted and success). Async = False def main(args = None): protectPDF(SourceFileURL, DestinationFile) def protectPDF(uploadedFileUrl, destinationFile): """Protect PDF using PDF.co Web API""" # Prepare requests params as JSON # See documentation: https://apidocs.pdf.co parameters = {"name": os.path.basename(destinationFile), "url": uploadedFileUrl, "ownerPassword": OwnerPassword, "userPassword": UserPassword, "encryptionAlgorithm": EncryptionAlgorithm, "allowAccessibilitySupport": AllowAccessibilitySupport, "allowAssemblyDocument": AllowAssemblyDocument, "allowPrintDocument": AllowPrintDocument, "allowFillForms": AllowFillForms, "allowModifyDocument": AllowModifyDocument, "allowContentExtraction": AllowContentExtraction, "allowModifyAnnotations": AllowModifyAnnotations, "printQuality": PrintQuality, "async": Async} # Serializing json import json json_object = json.dumps(parameters, indent=4) # Prepare URL for 'PDF Security' API request url = "{}/pdf/security/add".format(BASE_URL) # Execute request and get response as JSON response = requests.post(url, data=json_object, headers={"x-api-key": API_KEY}) if (response.status_code == 200): jsonResp = response.json() if jsonResp["error"] == False: # Get URL of result file resultFileUrl = jsonResp["url"] # Download result file r = requests.get(resultFileUrl, stream=True) if (r.status_code == 200): with open(destinationFile, 'wb') as file: for chunk in r: file.write(chunk) print(f"Result file saved as \"{destinationFile}\" file.") else: print(f"Request error: {response.status_code} {response.reason}") else: # Show service reported error print(jsonResp["message"]) else: print(f"Request error: {response.status_code} {response.reason}") if __name__ == '__main__': main()



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