diff options
Diffstat (limited to 'src/moz_version.py')
| -rw-r--r-- | src/moz_version.py | 242 |
1 files changed, 122 insertions, 120 deletions
diff --git a/src/moz_version.py b/src/moz_version.py index 24c4680..b65f678 100644 --- a/src/moz_version.py +++ b/src/moz_version.py @@ -23,143 +23,145 @@ import sys def decode_part(part): - """Decodes a version part (like 5pre4) to <number-a><string-b><number-c><string-d>""" - subpart = [0,"",0,""] - - # Split <number-a> - length = 0 - for i in xrange(len(part)): - if part[i].isdigit() or part[i] in ("-"): - length += 1 - else: - break - if length > 0: - subpart[0] = int(part[0:length]) - part = part[length:] - - # Split <string-b> - length = 0 - for i in xrange(len(part)): - if not (part[i].isdigit() or part[i] in ("-")): - length += 1 - else: - break - subpart[1] = part[0:length] - part = part[length:] - - # Split <number-c> - length = 0 - for i in xrange(len(part)): - if part[i].isdigit() or part[i] in ("-"): - length += 1 - else: - break - if length > 0: - subpart[2] = int(part[0:length]) - subpart[3] = part[length:] - - # if string-b is a plus sign, number-a is incremented to be compatible with - # the Firefox 1.0.x version format: 1.0+ is the same as 1.1pre - if subpart[1] == "+": - subpart[0] += 1 - subpart[1] = "pre" - - # if the version part is a single asterisk, it is interpreted as an - # infinitely-large number: 1.5.0.* is the same as 1.5.0.(infinity) - if subpart[1] == "*": - subpart[0] = sys.maxint - subpart[1] = "" - - return subpart + """Decodes a version part (like 5pre4) to + <number-a><string-b><number-c><string-d>""" + subpart = [0, "", 0, ""] + + # Split <number-a> + length = 0 + for i in xrange(len(part)): + if part[i].isdigit() or part[i] in ("-"): + length += 1 + else: + break + if length > 0: + subpart[0] = int(part[0:length]) + part = part[length:] + + # Split <string-b> + length = 0 + for i in xrange(len(part)): + if not (part[i].isdigit() or part[i] in ("-")): + length += 1 + else: + break + subpart[1] = part[0:length] + part = part[length:] + + # Split <number-c> + length = 0 + for i in xrange(len(part)): + if part[i].isdigit() or part[i] in ("-"): + length += 1 + else: + break + if length > 0: + subpart[2] = int(part[0:length]) + subpart[3] = part[length:] + + # if string-b is a plus sign, number-a is incremented to be compatible with + # the Firefox 1.0.x version format: 1.0+ is the same as 1.1pre + if subpart[1] == "+": + subpart[0] += 1 + subpart[1] = "pre" + + # if the version part is a single asterisk, it is interpreted as an + # infinitely-large number: 1.5.0.* is the same as 1.5.0.(infinity) + if subpart[1] == "*": + subpart[0] = sys.maxint + subpart[1] = "" + + return subpart def decode_version(version, verbose=False): - """Decodes a version string like 1.1pre1a""" - parts = version.split(".") - decoded_parts = map(decode_part, parts) - if verbose: - print "I: Split %s up into %s." % (version, decoded_parts) - return decoded_parts + """Decodes a version string like 1.1pre1a""" + parts = version.split(".") + decoded_parts = map(decode_part, parts) + if verbose: + print "I: Split %s up into %s." % (version, decoded_parts) + return decoded_parts def compare_subpart((a, b)): - # A string-part that exists is always less-then a nonexisting string-part - if a == "": - if b == "": - return 0 - else: - return 1 - elif b == "": - if a == "": - return 0 - else: - return -1 - else: - return cmp(a, b) + # A string-part that exists is always less-then a nonexisting string-part + if a == "": + if b == "": + return 0 + else: + return 1 + elif b == "": + if a == "": + return 0 + else: + return -1 + else: + return cmp(a, b) def compare_part((x, y)): - compared_subparts = filter(lambda x: x != 0, map(compare_subpart, zip(x, y))) - if compared_subparts: - return compared_subparts[0] - else: - return 0 + compared_subparts = filter(lambda x: x != 0, + map(compare_subpart, zip(x, y))) + if compared_subparts: + return compared_subparts[0] + else: + return 0 def compare_versions(version1, version2, verbose=False): - a = decode_version(version1, verbose) - b = decode_version(version2, verbose) + a = decode_version(version1, verbose) + b = decode_version(version2, verbose) - if len(a) < len(b): - a.extend((len(b) - len(a)) * [[0,"",0,""]]) - if len(b) < len(a): - b.extend((len(a) - len(b)) * [[0,"",0,""]]) + if len(a) < len(b): + a.extend((len(b) - len(a)) * [[0, "", 0, ""]]) + if len(b) < len(a): + b.extend((len(a) - len(b)) * [[0, "", 0, ""]]) - result = filter(lambda x: x != 0, map(compare_part, zip(a, b))) - if result: - return result[0] - else: - return 0 + result = filter(lambda x: x != 0, map(compare_part, zip(a, b))) + if result: + return result[0] + else: + return 0 def extract_upstream_version(debian_version): - # remove last part separated by a dash (1.0-2 -> 1.0) - parts = debian_version.split('-') - if len(parts) > 1: - del parts[-1] - upstream_version = '-'.join(parts) + # remove last part separated by a dash (1.0-2 -> 1.0) + parts = debian_version.split('-') + if len(parts) > 1: + del parts[-1] + upstream_version = '-'.join(parts) - # remove epoch - parts = upstream_version.split(':') - if len(parts) > 1: - del parts[0] - upstream_version = ':'.join(parts) + # remove epoch + parts = upstream_version.split(':') + if len(parts) > 1: + del parts[0] + upstream_version = ':'.join(parts) - return upstream_version + return upstream_version def convert_debian_to_moz_version(debian_version, verbose=False): - upstream_version = extract_upstream_version(debian_version) + upstream_version = extract_upstream_version(debian_version) - # compatibility: strip +nobinonly and +build - parts = upstream_version.split('+') - if len(parts) > 1 and parts[-1] == "nobinonly": - del parts[-1] - if len(parts) > 1 and parts[-1].startswith("build"): - del parts[-1] - upstream_version = '+'.join(parts) + # compatibility: strip +nobinonly and +build + parts = upstream_version.split('+') + if len(parts) > 1 and parts[-1] == "nobinonly": + del parts[-1] + if len(parts) > 1 and parts[-1].startswith("build"): + del parts[-1] + upstream_version = '+'.join(parts) - moz_version = upstream_version.replace("~", "") - return moz_version + moz_version = upstream_version.replace("~", "") + return moz_version def convert_moz_to_debian_version(moz_version, epoch=0, verbose=False): - parts = decode_version(moz_version, verbose) - # tranform parts - for i in xrange(len(parts)): - (number_a, string_b, number_c, string_d) = parts[i] - part = "" - if string_d != "": - part = "~" + string_d - if number_c != 0 or string_d != "": - part = str(number_c) + part - if string_b != "": - part = "~" + string_b + part - parts[i] = str(number_a) + part - debian_version = ".".join(parts) - if epoch != 0: - debian_version = str(epoch) + ":" + debian_version - return debian_version + parts = decode_version(moz_version, verbose) + # tranform parts + for i in xrange(len(parts)): + (number_a, string_b, number_c, string_d) = parts[i] + part = "" + if string_d != "": + part = "~" + string_d + if number_c != 0 or string_d != "": + part = str(number_c) + part + if string_b != "": + part = "~" + string_b + part + parts[i] = str(number_a) + part + debian_version = ".".join(parts) + if epoch != 0: + debian_version = str(epoch) + ":" + debian_version + return debian_version |