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Check if file was changed before upload

Use sha1 hash of file, which is available via FileInfo() to check for
changes
develop
Jonathan Golder 4 years ago
parent
commit
6358a3db9b
  1. 27
      euroexange/euroexange.py

27
euroexange/euroexange.py

@ -25,6 +25,7 @@ import zipfile
import shlex
import subprocess
import email.utils
import hashlib
import pywikibot
@ -226,7 +227,11 @@ class EuroExangeBot( pywikibot.bot.BaseBot ):
if self.image_update_needed():
self.call_gnuplot( job )
self.upload_file( job )
if self.file_changed():
self.upload_file( job )
else:
jogobot.output( "No upload needed for Job {}.".format(
self.current_job.image) )
# Nothing to do
else:
@ -274,6 +279,26 @@ class EuroExangeBot( pywikibot.bot.BaseBot ):
subprocess.call( cmd, cwd=self.wdir, env=plt_env )
def file_changed( self ):
"""
Checks if generated file and online file differs via sha1 hash
@returns True if file was changed
@rtype bool
"""
# Get online file sha1 hash
online_sha1 = self.current_job.filepage.latest_file_info.sha1
# Get local file sha1 hash
with open(os.path.join(self.wdir, self.current_job.image),'rb') as fd:
local_sha1 = hashlib.sha1(fd.read()).hexdigest()
if online_sha1 == local_sha1:
return False
else:
return True
def upload_file( self, job ):
"""

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