R-yan/l1ving_youtube-dl
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Check if version from repository is newer before updating

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This commit is contained in:
rzhxeo 2013-11-02 19:46:13 +01:00
parent aa2484e390
commit bcbbdcbe0d
1 changed files with 8 additions and 0 deletions
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8
youtube_dl/update.py
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@ -37,6 +37,11 @@ def rsa_verify(message, signature, key):
if signature != sha256(message).digest(): return False if signature != sha256(message).digest(): return False
return True return True
def cmp_versions(a, b):
ap = list(map(lambda x: int(x), a.split(u'.')))
bp = list(map(lambda x: int(x), b.split(u'.')))
return (ap > bp) - (ap < bp)
def update_self(to_screen, verbose): def update_self(to_screen, verbose):
"""Update the program file with the latest version from the repository""" """Update the program file with the latest version from the repository"""
@ -78,6 +83,9 @@ def update_self(to_screen, verbose):
return return
version_id = versions_info['latest'] version_id = versions_info['latest']
if cmp_versions(version_id, __version__) <= 0:
to_screen(u'youtube-dl is up-to-date (' + __version__ + ')')
return
to_screen(u'Updating to version ' + version_id + '...') to_screen(u'Updating to version ' + version_id + '...')
version = versions_info['versions'][version_id] version = versions_info['versions'][version_id]