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Contents
module OhlohScm::Adapters
class GitAdapter < AbstractAdapter
#---------------------------------------------------------------------------
# TOKEN-RELATED CODE
#
# As CVS and Subversion are converted to Git, the unique ID of each commit
# from the original source control system is stored in a special token file.
#
# Whenever Ohloh needs to incrementally update our local copy of the code with
# the latest commits, we just check the token file to see at which point we need
# to restart the process.
#---------------------------------------------------------------------------
def token_filename
'ohloh_token'
end
def token_path
File.join(self.url, token_filename)
end
# Determine the most recent revision that was safely stored in the GIT archive.
# Resets the token file on disk to the most recent version stored in the repository.
def read_token
token = nil
if self.exist?
begin
token = run("cd '#{url}' && git cat-file -p `git ls-tree HEAD #{token_filename} | cut -c 13-51`").strip
rescue RuntimeError => e
# If the git repository doesn't have a token file yet, it will error out.
# We want to just quietly return nil.
if e.message =~ /pathspec '#{token_filename}' did not match any file\(s\) known to git/
return nil
else
raise
end
end
end
token
end
# Saves the new token in a well-known file.
# If the passed token is empty, this method silently does nothing.
def write_token(token)
if token and token.to_s.length > 0
File.open(token_path, 'w') do |f|
f.write token.to_s
end
end
end
end
end
Version data entries
37 entries across 37 versions & 1 rubygems