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author | Sjoerd Mullender <sjoerd@acm.org> | 1994-09-06 16:19:03 (GMT) |
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committer | Sjoerd Mullender <sjoerd@acm.org> | 1994-09-06 16:19:03 (GMT) |
commit | e202c38d76d2d3946fc16baa9f6e536871779802 (patch) | |
tree | 93d1c542b17b0e5d1f12581b6160e7bc88731783 /Lib/plat-irix5/cddb.py | |
parent | 1f05754640c114ccce5746bf93de03d8d78c8c5b (diff) | |
download | cpython-e202c38d76d2d3946fc16baa9f6e536871779802.zip cpython-e202c38d76d2d3946fc16baa9f6e536871779802.tar.gz cpython-e202c38d76d2d3946fc16baa9f6e536871779802.tar.bz2 |
Can now also give a hashed ID to Cddb.
Diffstat (limited to 'Lib/plat-irix5/cddb.py')
-rwxr-xr-x | Lib/plat-irix5/cddb.py | 97 |
1 files changed, 56 insertions, 41 deletions
diff --git a/Lib/plat-irix5/cddb.py b/Lib/plat-irix5/cddb.py index 0dee709..68d26c0 100755 --- a/Lib/plat-irix5/cddb.py +++ b/Lib/plat-irix5/cddb.py @@ -14,7 +14,7 @@ # You can then use c.write() to write out the changed values to the # .cdplayerrc file. -import string, posix +import string, posix, os _cddbrc = '.cddb' _DB_ID_NTRACKS = 5 @@ -56,45 +56,15 @@ def tochash(toc): class Cddb: def __init__(self, tracklist): - if posix.environ.has_key('CDDB_PATH'): - path = posix.environ['CDDB_PATH'] + if os.environ.has_key('CDDB_PATH'): + path = os.environ['CDDB_PATH'] cddb_path = string.splitfields(path, ',') else: - home = posix.environ['HOME'] + home = os.environ['HOME'] cddb_path = [home + '/' + _cddbrc] - self.artist = '' - self.title = '' - if type(tracklist) == type(''): - t = [] - for i in range(2, len(tracklist), 4): - t.append((None, \ - (string.atoi(tracklist[i:i+2]), \ - string.atoi(tracklist[i+2:i+4])))) - tracklist = t - ntracks = len(tracklist) - self.track = [None] + [''] * ntracks - self.id = _dbid((ntracks >> 4) & 0xF) + _dbid(ntracks & 0xF) - if ntracks <= _DB_ID_NTRACKS: - nidtracks = ntracks - else: - nidtracks = _DB_ID_NTRACKS - 1 - min = 0 - sec = 0 - for track in tracklist: - start, length = track - min = min + length[0] - sec = sec + length[1] - min = min + sec / 60 - sec = sec % 60 - self.id = self.id + _dbid(min) + _dbid(sec) - for i in range(nidtracks): - start, length = tracklist[i] - self.id = self.id + _dbid(length[0]) + _dbid(length[1]) - self.toc = string.zfill(ntracks, 2) - for track in tracklist: - start, length = track - self.toc = self.toc + string.zfill(length[0], 2) + \ - string.zfill(length[1], 2) + + self._get_id(tracklist) + for dir in cddb_path: file = dir + '/' + self.id + '.rdb' try: @@ -103,6 +73,10 @@ class Cddb: break except IOError: pass + ntracks = string.atoi(self.id[:2], 16) + self.artist = '' + self.title = '' + self.track = [None] + [''] * ntracks if not hasattr(self, 'file'): return import regex @@ -123,6 +97,8 @@ class Cddb: elif name2 == 'title': self.title = value elif name2 == 'toc': + if not self.toc: + self.toc = value if self.toc != value: print 'toc\'s don\'t match' elif name1[:5] == 'track': @@ -142,7 +118,7 @@ class Cddb: track = self.track[i] # if track title starts with `,', use initial part # of previous track's title - if track[0] == ',': + if track and track[0] == ',': try: off = string.index(self.track[i - 1], ',') @@ -152,12 +128,51 @@ class Cddb: self.track[i] = self.track[i-1][:off] \ + track + def _get_id(self, tracklist): + # fill in self.id and self.toc. + # if the argument is a string ending in .rdb, the part + # upto the suffix is taken as the id. + if type(tracklist) == type(''): + if tracklist[-4:] == '.rdb': + self.id = tracklist[:-4] + self.toc = '' + return + t = [] + for i in range(2, len(tracklist), 4): + t.append((None, \ + (string.atoi(tracklist[i:i+2]), \ + string.atoi(tracklist[i+2:i+4])))) + tracklist = t + ntracks = len(tracklist) + self.id = _dbid((ntracks >> 4) & 0xF) + _dbid(ntracks & 0xF) + if ntracks <= _DB_ID_NTRACKS: + nidtracks = ntracks + else: + nidtracks = _DB_ID_NTRACKS - 1 + min = 0 + sec = 0 + for track in tracklist: + start, length = track + min = min + length[0] + sec = sec + length[1] + min = min + sec / 60 + sec = sec % 60 + self.id = self.id + _dbid(min) + _dbid(sec) + for i in range(nidtracks): + start, length = tracklist[i] + self.id = self.id + _dbid(length[0]) + _dbid(length[1]) + self.toc = string.zfill(ntracks, 2) + for track in tracklist: + start, length = track + self.toc = self.toc + string.zfill(length[0], 2) + \ + string.zfill(length[1], 2) + def write(self): import posixpath - if posix.environ.has_key('CDDB_WRITE_DIR'): - dir = posix.environ['CDDB_WRITE_DIR'] + if os.environ.has_key('CDDB_WRITE_DIR'): + dir = os.environ['CDDB_WRITE_DIR'] else: - dir = posix.environ['HOME'] + '/' + _cddbrc + dir = os.environ['HOME'] + '/' + _cddbrc file = dir + '/' + self.id + '.rdb' if posixpath.exists(file): # make backup copy |