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  • Committer: Canonical.com Patch Queue Manager
  • Date: 2011-07-21 07:51:22 UTC
  • mfrom: (6034.1.1 filter-tree)
  • Revision ID: pqm@pqm.ubuntu.com-20110721075122-l9d0n4d3pk4p3hfg
(mbp) add ContentFilterTree decorator and use it for cat and export (Martin
 Pool)

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Lines of Context:
bzrlib/builtins.py
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        old_file_id = rev_tree.path2id(relpath)
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        # TODO: Split out this code to something that generically finds the
 
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        # best id for a path across one or more trees; it's like
 
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        # find_ids_across_trees but restricted to find just one. -- mbp
 
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        # 20110705.
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        if name_from_revision:
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            # Try in revision if requested
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            if old_file_id is None:
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                    "%r is not present in revision %s" % (
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                        filename, rev_tree.get_revision_id()))
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            else:
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                content = rev_tree.get_file_text(old_file_id)
 
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                actual_file_id = old_file_id
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        else:
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            cur_file_id = tree.path2id(relpath)
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            found = False
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            if cur_file_id is not None:
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                # Then try with the actual file id
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                try:
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                    content = rev_tree.get_file_text(cur_file_id)
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                    found = True
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                except errors.NoSuchId:
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                    # The actual file id didn't exist at that time
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                    pass
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            if not found and old_file_id is not None:
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                # Finally try with the old file id
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                content = rev_tree.get_file_text(old_file_id)
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                found = True
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            if not found:
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                # Can't be found anywhere
 
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            if cur_file_id is not None and rev_tree.has_id(cur_file_id):
 
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                actual_file_id = cur_file_id
 
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            elif old_file_id is not None:
 
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                actual_file_id = old_file_id
 
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            else:
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                raise errors.BzrCommandError(
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                    "%r is not present in revision %s" % (
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                        filename, rev_tree.get_revision_id()))
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        if filtered:
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            from bzrlib.filters import (
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                ContentFilterContext,
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                filtered_output_bytes,
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                )
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            filters = rev_tree._content_filter_stack(relpath)
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            chunks = content.splitlines(True)
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            content = filtered_output_bytes(chunks, filters,
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                ContentFilterContext(relpath, rev_tree))
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            self.cleanup_now()
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            self.outf.writelines(content)
 
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            from bzrlib.filter_tree import ContentFilterTree
 
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            filter_tree = ContentFilterTree(rev_tree,
 
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                rev_tree._content_filter_stack)
 
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            content = filter_tree.get_file_text(actual_file_id)
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        else:
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            self.cleanup_now()
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            self.outf.write(content)
 
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            content = rev_tree.get_file_text(actual_file_id)
 
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        self.cleanup_now()
 
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        self.outf.write(content)
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class cmd_local_time_offset(Command):