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DiffusionGitDiffQuery.php
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Created
Sun, Sep 8, 13:15
Size
2 KB
Mime Type
text/x-php
Expires
Tue, Sep 10, 13:15 (2 d)
Engine
blob
Format
Raw Data
Handle
20631367
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rPH Phabricator
DiffusionGitDiffQuery.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final
class
DiffusionGitDiffQuery
extends
DiffusionDiffQuery
{
protected
function
executeQuery
()
{
$drequest
=
$this
->
getRequest
();
$repository
=
$drequest
->
getRepository
();
$effective_commit
=
$this
->
getEffectiveCommit
();
if
(!
$effective_commit
)
{
return
null
;
}
// TODO: This side effect is kind of skethcy.
$drequest
->
setCommit
(
$effective_commit
);
$options
=
array
(
'-M'
,
'-C'
,
'--no-ext-diff'
,
'--no-color'
,
'--src-prefix=a/'
,
'--dst-prefix=b/'
,
'-U65535'
,
);
$options
=
implode
(
' '
,
$options
);
try
{
list
(
$raw_diff
)
=
$repository
->
execxLocalCommand
(
'diff %C %s^ %s -- %s'
,
$options
,
$effective_commit
,
$effective_commit
,
$drequest
->
getPath
());
}
catch
(
CommandException
$ex
)
{
// Check if this is the root commit by seeing if it has parents.
list
(
$parents
)
=
$repository
->
execxLocalCommand
(
'log --format=%s %s --'
,
'%P'
,
// "parents"
$effective_commit
);
if
(!
strlen
(
trim
(
$parents
)))
{
// No parents means we're looking at the root revision. Diff against
// the empty tree hash instead, since there is no parent so "^" does
// not work. See ArcanistGitAPI for more discussion.
list
(
$raw_diff
)
=
$repository
->
execxLocalCommand
(
'diff %C %s %s -- %s'
,
$options
,
ArcanistGitAPI
::
GIT_MAGIC_ROOT_COMMIT
,
$effective_commit
,
$drequest
->
getPath
());
}
else
{
throw
$ex
;
}
}
if
(!
$raw_diff
)
{
return
null
;
}
$parser
=
new
ArcanistDiffParser
();
$try_encoding
=
$repository
->
getDetail
(
'encoding'
);
if
(
$try_encoding
)
{
$parser
->
setTryEncoding
(
$try_encoding
);
}
$parser
->
setDetectBinaryFiles
(
true
);
$changes
=
$parser
->
parseDiff
(
$raw_diff
);
$diff
=
DifferentialDiff
::
newFromRawChanges
(
$changes
);
$changesets
=
$diff
->
getChangesets
();
$changeset
=
reset
(
$changesets
);
$this
->
renderingReference
=
$drequest
->
generateURI
(
array
(
'action'
=>
'rendering-ref'
,
));
return
$changeset
;
}
}
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