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Refactor Apache license linter to parameterize the license itself.

Summary:
Refactor Apache license linter to parameterize the license itself.

Test Plan:
meta

- begin *PUBLIC* platform impact section -
Bugzilla: #
- end platform impact -

Differential Revision: 33
Reviewed By: epriestley
Reviewers: epriestley
This commit is contained in:
adonohue 2011-02-11 16:03:00 -08:00
parent f20db032bd
commit f22d74f88d
6 changed files with 106 additions and 56 deletions

0
foo.bar Normal file
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@ -34,6 +34,7 @@ phutil_register_library_map(array(
'ArcanistGitAPI' => 'repository/api/git',
'ArcanistGitHookPreReceiveWorkflow' => 'workflow/git-hook-pre-receive',
'ArcanistHelpWorkflow' => 'workflow/help',
'ArcanistLicenseLinter' => 'lint/linter/license',
'ArcanistLintEngine' => 'lint/engine/base',
'ArcanistLintMessage' => 'lint/message',
'ArcanistLintPatcher' => 'lint/patcher',
@ -75,7 +76,7 @@ phutil_register_library_map(array(
'requires_class' =>
array(
'ArcanistAmendWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistApacheLicenseLinter' => 'ArcanistLinter',
'ArcanistApacheLicenseLinter' => 'ArcanistLicenseLinter',
'ArcanistCommitWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistCoverWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistDiffParserTestCase' => 'ArcanistPhutilTestCase',
@ -86,6 +87,7 @@ phutil_register_library_map(array(
'ArcanistGitAPI' => 'ArcanistRepositoryAPI',
'ArcanistGitHookPreReceiveWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistHelpWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistLicenseLinter' => 'ArcanistLinter',
'ArcanistLintWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistListWorkflow' => 'ArcanistBaseWorkflow',
'ArcanistMarkCommittedWorkflow' => 'ArcanistBaseWorkflow',

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@ -16,46 +16,15 @@
* limitations under the License.
*/
class ArcanistApacheLicenseLinter extends ArcanistLinter {
const LINT_NO_LICENSE_HEADER = 1;
public function willLintPaths(array $paths) {
return;
}
class ArcanistApacheLicenseLinter extends ArcanistLicenseLinter {
public function getLinterName() {
return 'APACHELICENSE';
}
public function getLintSeverityMap() {
return array();
}
public function getLintNameMap() {
return array(
self::LINT_NO_LICENSE_HEADER => 'No License Header',
);
}
public function lintPath($path) {
$working_copy = $this->getEngine()->getWorkingCopy();
$copyright_holder = $working_copy->getConfig('copyright_holder');
if (!$copyright_holder) {
return;
}
protected function getLicenseText($copyright_holder) {
$year = date('Y');
$maybe_php_or_script = '(#![^\n]+?[\n])?(<[?]php\s+?)?';
$patterns = array(
"@^{$maybe_php_or_script}//[^\n]*Copyright[^\n]*[\n]\s*@i",
"@^{$maybe_php_or_script}/[*].*?Copyright.*?[*]/\s*@is",
"@^{$maybe_php_or_script}\s*@",
);
$license = <<<EOLICENSE
return <<<EOLICENSE
/*
* Copyright {$year} {$copyright_holder}
*
@ -74,24 +43,14 @@ class ArcanistApacheLicenseLinter extends ArcanistLinter {
EOLICENSE;
foreach ($patterns as $pattern) {
$data = $this->getData($path);
$matches = 0;
if (preg_match($pattern, $data, $matches)) {
$expect = rtrim(implode('', array_slice($matches, 1)))."\n\n".$license;
$expect = ltrim($expect);
if (rtrim($matches[0]) != rtrim($expect)) {
$this->raiseLintAtOffset(
0,
self::LINT_NO_LICENSE_HEADER,
'This file has a missing or out of date license header.',
$matches[0],
$expect);
}
break;
}
}
}
protected function getLicensePatterns() {
$maybe_php_or_script = '(#![^\n]+?[\n])?(<[?]php\s+?)?';
return array(
"@^{$maybe_php_or_script}//[^\n]*Copyright[^\n]*[\n]\s*@i",
"@^{$maybe_php_or_script}/[*].*?Copyright.*?[*]/\s*@is",
"@^{$maybe_php_or_script}\s*@",
);
}
}

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@ -5,8 +5,6 @@
*/
phutil_require_module('arcanist', 'lint/linter/base');
phutil_require_module('arcanist', 'lint/linter/license');
phutil_require_source('ArcanistApacheLicenseLinter.php');

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@ -0,0 +1,79 @@
<?php
/*
* Copyright 2011 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.
*/
abstract class ArcanistLicenseLinter extends ArcanistLinter {
const LINT_NO_LICENSE_HEADER = 1;
public function willLintPaths(array $paths) {
return;
}
public function getLintSeverityMap() {
return array();
}
public function getLintNameMap() {
return array(
self::LINT_NO_LICENSE_HEADER => 'No License Header',
);
}
/**
* Given the name of the copyright holder, return appropriate license header
* text.
*/
abstract protected function getLicenseText($copyright_holder);
/**
* Return an array of regular expressions that, if matched, indicate
* that a copyright header is required. The appropriate match will be
* stripped from the input when comparing against the expected license.
*/
abstract protected function getLicensePatterns();
public function lintPath($path) {
$working_copy = $this->getEngine()->getWorkingCopy();
$copyright_holder = $working_copy->getConfig('copyright_holder');
if (!$copyright_holder) {
return;
}
$patterns = $this->getLicensePatterns();
$license = $this->getLicenseText($copyright_holder);
foreach ($patterns as $pattern) {
$data = $this->getData($path);
$matches = 0;
if (preg_match($pattern, $data, $matches)) {
$expect = rtrim(implode('', array_slice($matches, 1)))."\n\n".$license;
$expect = ltrim($expect);
if (rtrim($matches[0]) != rtrim($expect)) {
$this->raiseLintAtOffset(
0,
self::LINT_NO_LICENSE_HEADER,
'This file has a missing or out of date license header.',
$matches[0],
$expect);
}
break;
}
}
}
}

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@ -0,0 +1,12 @@
<?php
/**
* This file is automatically generated. Lint this module to rebuild it.
* @generated
*/
phutil_require_module('arcanist', 'lint/linter/base');
phutil_require_source('ArcanistLicenseLinter.php');