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60 lines
2.1 KiB
60 lines
2.1 KiB
1 year ago
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import sys, getopt, os, time
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from datetime import datetime
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import config
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import urllib.request
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appName = config.APP_BASE_NAME
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usurpaURL = config.USURPA_URL
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usurpaDownloadPath = config.USURPA_DOWNLOAD_PATH
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def isUsurpadownloaded():
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return os.path.isfile(usurpaDownloadPath)
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def getConnection(url = usurpaURL):
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return urllib.request.urlopen(url, timeout=30)
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# Get last modified attribure of remote url
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def getRemoteLastModified(conn):
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return datetime.strptime(conn.headers['last-modified'], '%a, %d %b %Y %H:%M:%S GMT')
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# Get last modified of local file
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def getLocalLastModified(file):
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if not os.path.isfile(file):
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return False
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stat = os.stat(file)
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try:
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return datetime.fromtimestamp(stat.st_birthtime)
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except AttributeError:
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# We're probably on Linux. No easy way to get creation dates here,
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# so we'll settle for when its content was last modified.
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return datetime.fromtimestamp(stat.st_mtime)
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def downloadUsurpa(url=usurpaURL, downloadPath = usurpaDownloadPath):
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print ("- Start download of ", usurpaURL )
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# Download the file
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urllib.request.urlretrieve(url, downloadPath)
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# Set modification date
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t = time.mktime(getRemoteLastModified(getConnection()).timetuple())
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os.utime(usurpaDownloadPath, (t, t))
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def isUsurpaUpdated(remote, local):
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if remote == local:
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return True
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return False
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def updateUsurpa(output=usurpaDownloadPath):
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print("# ", appName,"check for updates ", )
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try:
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if not isUsurpadownloaded:
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print("- No ", appName," file found, proceed to download on\n", output)
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downloadUsurpa(usurpaURL, downloadPath=output)
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elif not isUsurpaUpdated(getRemoteLastModified(getConnection()), getLocalLastModified(output)):
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print("- ", appName," is not updated, proceed to update: \n", output)
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downloadUsurpa(usurpaURL, downloadPath=output)
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print(appName, "updated succesfully")
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print("Done.")
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else:
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print(appName, "was already updated")
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except:
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raise Exception("Error: Failed to update usurpa")
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