From a9ef6fc4544f208416035743a07d8ed1bb7e6736 Mon Sep 17 00:00:00 2001
From: Yuchen Pei <hi@ypei.me>
Date: Thu, 22 Sep 2022 12:58:31 +1000
Subject: moving some modules to common/

---
 legacy_license_check.js | 90 -------------------------------------------------
 1 file changed, 90 deletions(-)
 delete mode 100644 legacy_license_check.js

(limited to 'legacy_license_check.js')

diff --git a/legacy_license_check.js b/legacy_license_check.js
deleted file mode 100644
index f3c27bc..0000000
--- a/legacy_license_check.js
+++ /dev/null
@@ -1,90 +0,0 @@
-/**
-* GNU LibreJS - A browser add-on to block nonfree nontrivial JavaScript.
-* *
-* Copyright (C) 2018 Nathan Nichols
-* Copyright (C) 2022 Yuchen Pei
-*
-* This file is part of GNU LibreJS.
-*
-* GNU LibreJS is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
-*
-* GNU LibreJS is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with GNU LibreJS.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-const { licenses } = require('./license_definitions.js');
-const { patternUtils } = require('./pattern_utils.js');
-
-const LIC_RE = /@licstartThefollowingistheentirelicensenoticefortheJavaScriptcodeinthis(?:page|file)(.*)?@licendTheaboveistheentirelicensenoticefortheJavaScriptcodeinthis(?:page|file)/mi;
-
-
-/**
- * stripLicenseToRegexp
- *
- * Removes all non-alphanumeric characters except for the 
- * special tokens, and replace the text values that are 
- * hardcoded in license_definitions.js
- *
- */
-const stripLicenseToRegexp = function(license) {
-  for (const frag of license.licenseFragments) {
-    frag.regex = patternUtils.removeNonalpha(frag.text);
-    frag.regex = new RegExp(
-      patternUtils.replaceTokens(frag.regex), '');
-  }
-};
-
-const init = function() {
-  console.log('initializing regexes');
-  for (const key in licenses) {
-    stripLicenseToRegexp(licenses[key]);
-  }
-}
-
-module.exports.init = init;
-
-/**
-*
-*	Takes in the declaration that has been preprocessed and 
-*	tests it against regexes in our table.
-*/
-const searchTable = function(strippedComment) {
-  const stripped = patternUtils.removeNonalpha(strippedComment);
-  // looking up license
-  for (const key in licenses) {
-    const license = licenses[key];
-    for (const frag of license.licenseFragments) {
-      if (frag.regex.test(stripped)) {
-        return license.licenseName;
-      }
-    }
-  }
-  console.log('No global license found.');
-  return null;
-}
-
-/**
- * Checks whether licenseText, modulo whitespace, starts with
- * a @licstart / @licend with a free license, returns the license name
- * if so, and null otherwise.
- */
-const check = function(licenseText) {
-  if (licenseText === undefined || licenseText === null) {
-    return null;
-  }
-  // remove whitespace
-  const stripped = patternUtils.removeWhitespace(licenseText);
-  // Search for @licstart/@licend
-  const matches = stripped.match(LIC_RE);
-  return matches && searchTable(matches[0]);
-};
-
-module.exports.check = check;
-- 
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