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DiffusionSvnBlameQuery.php
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			<?php

			final class DiffusionSvnBlameQuery extends DiffusionBlameQuery {

			protected function newBlameFuture(DiffusionRequest $request, $path) {
			$repository = $request->getRepository();
			$commit = $request->getCommit();

			return $repository->getRemoteCommandFuture(
			'blame --force %s',
			$repository->getSubversionPathURI($path, $commit));
			}

			protected function resolveBlameFuture(ExecFuture $future) {
			list($err, $stdout) = $future->resolve();

			if ($err) {
			return null;
			}

			$result = array();
			$matches = null;

			$lines = phutil_split_lines($stdout);
			foreach ($lines as $line) {
			if (preg_match('/^\s*(\d+)/', $line, $matches)) {
			$result[] = (int)$matches[1];
			} else {
			$result[] = null;
			}
			}

			return $result;
			}

			}