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Support read email content from stdin.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1,89 @@ | ||
| # getemailattach.py | ||
| # Version: 2.0 | ||
| # Date: 2017-6-9 | ||
| # By: StoneArk | ||
| # Extract email attachments from MIME. | ||
|
|
||
| import sys | ||
| import email | ||
| import os | ||
|
|
||
| if len(sys.argv) < 2: | ||
| print 'Usage:' | ||
| print 'getemailattach.py <SOURCE_MIME_PATH> [<OUTPUT_FOLDER_PATH>] [-d]' | ||
| print 'Parameters:' | ||
| print '<SOURCE_MIME_PATH>\tRequired, support a file path or a folder path.' | ||
| print '<OUTPUT_FOLDER_PATH>\tOptional, default value is the current path.' | ||
| print '-d\t\t\tDelete source MIME files after completed.' | ||
| quit() | ||
|
|
||
| arrSrcFile = [] | ||
| destFolder = '' | ||
| ifDelete = False | ||
| successCount = 0 | ||
| srcMIME = sys.argv[1] | ||
| if len(sys.argv) > 2: | ||
| if sys.argv[2] == '-d': | ||
| ifDelete = True | ||
| else: | ||
| destFolder = sys.argv[2] | ||
| if len(sys.argv) > 3 and sys.argv[3] == '-d': | ||
| ifDelete = True | ||
|
|
||
| if os.path.isfile(srcMIME): | ||
| arrSrcFile = [srcMIME] | ||
| else: | ||
| arrSrcFile = [os.path.join(srcMIME, f) for f in os.listdir(srcMIME) if os.path.isfile(os.path.join(srcMIME, f))] | ||
| def parseEmailFiles(arrFiles, destFolder, ifDelete): | ||
| successCount = 0 | ||
| for mimeFileItem in arrFiles: | ||
| mimeMsg = email.message_from_file(open(mimeFileItem)) | ||
| if mimeMsg.is_multipart() == False: | ||
| print('Unable to load file: ' + mimeFileItem) | ||
| continue | ||
| extractSuccess = extractAttachment(mimeMsg, destFolder) | ||
| if extractSuccess == True: | ||
| successCount+=1 | ||
| if ifDelete == True: | ||
| os.remove(mimeFileItem) | ||
| return successCount | ||
|
|
||
| for mimeFileItem in arrSrcFile: | ||
| mimeMsg = email.message_from_file(open(mimeFileItem)) | ||
| def parseEmailString(strMIME, destFolder): | ||
| mimeMsg = email.message_from_string(strMIME) | ||
| if mimeMsg.is_multipart() == False: | ||
| print('Unable to load file: ' + mimeFileItem) | ||
| continue | ||
| print('Unable to load email content') | ||
| return False | ||
| extractSuccess = extractAttachment(mimeMsg, destFolder) | ||
| return extractSuccess | ||
|
|
||
| def extractAttachment(mimeMsg, destFolder): | ||
| attachmentCount = len(mimeMsg.get_payload()) | ||
| if attachmentCount < 2: | ||
| print('No attachment found in this email: ' + mimeFileItem) | ||
| continue | ||
| return False | ||
| for i in range(1, attachmentCount): | ||
| attachmentItem = mimeMsg.get_payload()[i] | ||
| attachmentFilename = attachmentItem.get_filename() | ||
| open(os.path.join(destFolder, attachmentFilename), 'wb').write(attachmentItem.get_payload(decode=True)) | ||
| if ifDelete == True: | ||
| os.remove(mimeFileItem) | ||
| successCount+=1 | ||
| print(str(len(arrSrcFile)) + ' files found, ' + str(successCount) + ' successfully extracted.') | ||
| return True | ||
|
|
||
| if __name__ == "__main__": | ||
| if len(sys.argv) < 2: | ||
| print 'Usage:' | ||
| print 'getemailattach.py <SOURCE_MIME_PATH> [<OUTPUT_FOLDER_PATH>] [-d]' | ||
| print 'Or' | ||
| print 'getemailattach.py -stdin [<OUTPUT_FOLDER_PATH>]' | ||
| print '\nParameters:' | ||
| print '<SOURCE_MIME_PATH>\tRequired, support a file path or a folder path.' | ||
| print '<OUTPUT_FOLDER_PATH>\tOptional, default value is the current path.' | ||
| print '-d\t\t\tDelete source MIME files after completed.' | ||
| print '-stdin\t\t\tRead email from standard input.' | ||
| quit() | ||
|
|
||
| srcMIME = sys.argv[1] | ||
| if srcMIME == '-stdin': | ||
| # From standard input. | ||
| destFolder = '' | ||
| if len(sys.argv) > 2 and sys.argv[2] != '-d': | ||
| destFolder = sys.argv[2] | ||
|
|
||
| strMIME = sys.stdin.read() | ||
| ifSuccess = parseEmailString(strMIME, destFolder) | ||
| if ifSuccess == True: | ||
| print('Attachment extracted successfully from stdin.') | ||
| else: | ||
| print('Attachment extracted FAILED from stdin.') | ||
| else: | ||
| # From local file or folder. | ||
| arrSrcFile = [] | ||
| destFolder = '' | ||
| ifDelete = False | ||
| if len(sys.argv) > 2: | ||
| if sys.argv[2] == '-d': | ||
| ifDelete = True | ||
| else: | ||
| destFolder = sys.argv[2] | ||
| if len(sys.argv) > 3 and sys.argv[3] == '-d': | ||
| ifDelete = True | ||
|
|
||
| if os.path.isfile(srcMIME): | ||
| arrSrcFile = [srcMIME] | ||
| else: | ||
| arrSrcFile = [os.path.join(srcMIME, f) for f in os.listdir(srcMIME) if os.path.isfile(os.path.join(srcMIME, f))] | ||
|
|
||
| successCount = parseEmailFiles(arrSrcFile, destFolder, ifDelete) | ||
| print(str(len(arrSrcFile)) + ' files found, ' + str(successCount) + ' successfully extracted.') |