X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=daklib%2Fsrcformats.py;h=7d7dd940e3837c1c5c99a7f8708ae3663ae53d44;hb=778f521cd0cbd2093896c2476738377dc58e41b7;hp=bcb2e2bbae4e373df2e0c2cb1a130a58d15cfa1e;hpb=fee8895dd909a9d0f4f4a71c83f689dabee62cfe;p=dak.git

diff --git a/daklib/srcformats.py b/daklib/srcformats.py
index bcb2e2bb..7d7dd940 100644
--- a/daklib/srcformats.py
+++ b/daklib/srcformats.py
@@ -1,39 +1,21 @@
 import re
 
-from regexes import re_verwithext
 from dak_exceptions import UnknownFormatError
 
 srcformats = []
 
-def parse_format(txt):
+def get_format_from_string(txt):
     """
-    Parse a .changes Format string into a tuple representation for easy
-    comparison.
-
-    >>> parse_format('1.0')
-    (1, 0)
-    >>> parse_format('8.4 (hardy)')
-    (8, 4, 'hardy')
-
-    If the format doesn't match these forms, raises UnknownFormatError.
+    Returns the SourceFormat class that corresponds to the specified .changes
+    Format value. If the string does not match any class, UnknownFormatError
+    is raised.
     """
 
-    format = re_verwithext.search(txt)
-
-    if format is None:
-        raise UnknownFormatError, txt
-
-    format = format.groups()
+    for format in srcformats:
+        if format.re_format.match(txt):
+            return format
 
-    if format[1] is None:
-        format = int(float(format[0])), 0, format[2]
-    else:
-        format = int(format[0]), int(format[1]), format[2]
-
-    if format[2] is None:
-        format = format[:2]
-
-    return format
+    raise UnknownFormatError, "Unknown format %r" % txt
 
 class SourceFormat(type):
     def __new__(cls, name, bases, attrs):
@@ -57,15 +39,6 @@ class SourceFormat(type):
             if has[key]:
                 yield "contains source files not allowed in format %s" % cls.name
 
-    @classmethod
-    def validate_format(cls, format, is_a_dsc=False, field='files'):
-        """
-        Raises UnknownFormatError if the specified format tuple is not valid for
-        this format (for example, the format (1, 0) is not valid for the
-        "3.0 (quilt)" format). Return value is undefined in all other cases.
-        """
-        pass
-
 class FormatOne(SourceFormat):
     __metaclass__ = SourceFormat
 
@@ -88,19 +61,6 @@ class FormatOne(SourceFormat):
         for msg in super(FormatOne, cls).reject_msgs(has):
             yield msg
 
-    @classmethod
-    def validate_format(cls, format, is_a_dsc=False, field='files'):
-        msg = "Invalid format %s definition: %r" % (cls.name, format)
-
-        if is_a_dsc:
-            if format != (1, 0):
-                raise UnknownFormatError, msg
-        else:
-            if (format < (1,5) or format > (1,8)):
-                raise UnknownFormatError, msg
-            if field != "files" and format < (1,8):
-                raise UnknownFormatError, msg
-
 class FormatThree(SourceFormat):
     __metaclass__ = SourceFormat
 
@@ -110,12 +70,6 @@ class FormatThree(SourceFormat):
     requires = ('native_tar',)
     disallowed = ('orig_tar', 'debian_diff', 'debian_tar', 'more_orig_tar')
 
-    @classmethod
-    def validate_format(cls, format, **kwargs):
-        if format != (3, 0, 'native'):
-            raise UnknownFormatError, "Invalid format %s definition: %r" % \
-                (cls.name, format)
-
 class FormatThreeQuilt(SourceFormat):
     __metaclass__ = SourceFormat
 
@@ -124,9 +78,3 @@ class FormatThreeQuilt(SourceFormat):
 
     requires = ('orig_tar', 'debian_tar')
     disallowed = ('debian_diff', 'native_tar')
-
-    @classmethod
-    def validate_format(cls, format, **kwargs):
-        if format != (3, 0, 'quilt'):
-            raise UnknownFormatError, "Invalid format %s definition: %r" % \
-                (cls.name, format)