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authorKumar Priyansh <[email protected]>2020-01-03 18:34:23 +0530
committerKumar Priyansh <[email protected]>2020-01-03 18:34:23 +0530
commitc3373becc9a1393b2e03c8cd6c154601481a60dd (patch)
treea8a31f613aef864d8d481ed57dc2c97490dfd328 /cordova/node_modules/shelljs/src/chmod.js
parent2917c8eda330a126b530dd83573670cbc98a4206 (diff)
downloadWeatherApp-c3373becc9a1393b2e03c8cd6c154601481a60dd.tar.xz
WeatherApp-c3373becc9a1393b2e03c8cd6c154601481a60dd.zip
Rewriting the app from scratch with Swift 5
Diffstat (limited to 'cordova/node_modules/shelljs/src/chmod.js')
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diff --git a/cordova/node_modules/shelljs/src/chmod.js b/cordova/node_modules/shelljs/src/chmod.js
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-var common = require('./common');
-var fs = require('fs');
-var path = require('path');
-
-var PERMS = (function (base) {
- return {
- OTHER_EXEC : base.EXEC,
- OTHER_WRITE : base.WRITE,
- OTHER_READ : base.READ,
-
- GROUP_EXEC : base.EXEC << 3,
- GROUP_WRITE : base.WRITE << 3,
- GROUP_READ : base.READ << 3,
-
- OWNER_EXEC : base.EXEC << 6,
- OWNER_WRITE : base.WRITE << 6,
- OWNER_READ : base.READ << 6,
-
- // Literal octal numbers are apparently not allowed in "strict" javascript. Using parseInt is
- // the preferred way, else a jshint warning is thrown.
- STICKY : parseInt('01000', 8),
- SETGID : parseInt('02000', 8),
- SETUID : parseInt('04000', 8),
-
- TYPE_MASK : parseInt('0770000', 8)
- };
-})({
- EXEC : 1,
- WRITE : 2,
- READ : 4
-});
-
-//@
-//@ ### chmod(octal_mode || octal_string, file)
-//@ ### chmod(symbolic_mode, file)
-//@
-//@ Available options:
-//@
-//@ + `-v`: output a diagnostic for every file processed//@
-//@ + `-c`: like verbose but report only when a change is made//@
-//@ + `-R`: change files and directories recursively//@
-//@
-//@ Examples:
-//@
-//@ ```javascript
-//@ chmod(755, '/Users/brandon');
-//@ chmod('755', '/Users/brandon'); // same as above
-//@ chmod('u+x', '/Users/brandon');
-//@ ```
-//@
-//@ Alters the permissions of a file or directory by either specifying the
-//@ absolute permissions in octal form or expressing the changes in symbols.
-//@ This command tries to mimic the POSIX behavior as much as possible.
-//@ Notable exceptions:
-//@
-//@ + In symbolic modes, 'a-r' and '-r' are identical. No consideration is
-//@ given to the umask.
-//@ + There is no "quiet" option since default behavior is to run silent.
-function _chmod(options, mode, filePattern) {
- if (!filePattern) {
- if (options.length > 0 && options.charAt(0) === '-') {
- // Special case where the specified file permissions started with - to subtract perms, which
- // get picked up by the option parser as command flags.
- // If we are down by one argument and options starts with -, shift everything over.
- filePattern = mode;
- mode = options;
- options = '';
- }
- else {
- common.error('You must specify a file.');
- }
- }
-
- options = common.parseOptions(options, {
- 'R': 'recursive',
- 'c': 'changes',
- 'v': 'verbose'
- });
-
- if (typeof filePattern === 'string') {
- filePattern = [ filePattern ];
- }
-
- var files;
-
- if (options.recursive) {
- files = [];
- common.expand(filePattern).forEach(function addFile(expandedFile) {
- var stat = fs.lstatSync(expandedFile);
-
- if (!stat.isSymbolicLink()) {
- files.push(expandedFile);
-
- if (stat.isDirectory()) { // intentionally does not follow symlinks.
- fs.readdirSync(expandedFile).forEach(function (child) {
- addFile(expandedFile + '/' + child);
- });
- }
- }
- });
- }
- else {
- files = common.expand(filePattern);
- }
-
- files.forEach(function innerChmod(file) {
- file = path.resolve(file);
- if (!fs.existsSync(file)) {
- common.error('File not found: ' + file);
- }
-
- // When recursing, don't follow symlinks.
- if (options.recursive && fs.lstatSync(file).isSymbolicLink()) {
- return;
- }
-
- var perms = fs.statSync(file).mode;
- var type = perms & PERMS.TYPE_MASK;
-
- var newPerms = perms;
-
- if (isNaN(parseInt(mode, 8))) {
- // parse options
- mode.split(',').forEach(function (symbolicMode) {
- /*jshint regexdash:true */
- var pattern = /([ugoa]*)([=\+-])([rwxXst]*)/i;
- var matches = pattern.exec(symbolicMode);
-
- if (matches) {
- var applyTo = matches[1];
- var operator = matches[2];
- var change = matches[3];
-
- var changeOwner = applyTo.indexOf('u') != -1 || applyTo === 'a' || applyTo === '';
- var changeGroup = applyTo.indexOf('g') != -1 || applyTo === 'a' || applyTo === '';
- var changeOther = applyTo.indexOf('o') != -1 || applyTo === 'a' || applyTo === '';
-
- var changeRead = change.indexOf('r') != -1;
- var changeWrite = change.indexOf('w') != -1;
- var changeExec = change.indexOf('x') != -1;
- var changeSticky = change.indexOf('t') != -1;
- var changeSetuid = change.indexOf('s') != -1;
-
- var mask = 0;
- if (changeOwner) {
- mask |= (changeRead ? PERMS.OWNER_READ : 0) + (changeWrite ? PERMS.OWNER_WRITE : 0) + (changeExec ? PERMS.OWNER_EXEC : 0) + (changeSetuid ? PERMS.SETUID : 0);
- }
- if (changeGroup) {
- mask |= (changeRead ? PERMS.GROUP_READ : 0) + (changeWrite ? PERMS.GROUP_WRITE : 0) + (changeExec ? PERMS.GROUP_EXEC : 0) + (changeSetuid ? PERMS.SETGID : 0);
- }
- if (changeOther) {
- mask |= (changeRead ? PERMS.OTHER_READ : 0) + (changeWrite ? PERMS.OTHER_WRITE : 0) + (changeExec ? PERMS.OTHER_EXEC : 0);
- }
-
- // Sticky bit is special - it's not tied to user, group or other.
- if (changeSticky) {
- mask |= PERMS.STICKY;
- }
-
- switch (operator) {
- case '+':
- newPerms |= mask;
- break;
-
- case '-':
- newPerms &= ~mask;
- break;
-
- case '=':
- newPerms = type + mask;
-
- // According to POSIX, when using = to explicitly set the permissions, setuid and setgid can never be cleared.
- if (fs.statSync(file).isDirectory()) {
- newPerms |= (PERMS.SETUID + PERMS.SETGID) & perms;
- }
- break;
- }
-
- if (options.verbose) {
- log(file + ' -> ' + newPerms.toString(8));
- }
-
- if (perms != newPerms) {
- if (!options.verbose && options.changes) {
- log(file + ' -> ' + newPerms.toString(8));
- }
- fs.chmodSync(file, newPerms);
- }
- }
- else {
- common.error('Invalid symbolic mode change: ' + symbolicMode);
- }
- });
- }
- else {
- // they gave us a full number
- newPerms = type + parseInt(mode, 8);
-
- // POSIX rules are that setuid and setgid can only be added using numeric form, but not cleared.
- if (fs.statSync(file).isDirectory()) {
- newPerms |= (PERMS.SETUID + PERMS.SETGID) & perms;
- }
-
- fs.chmodSync(file, newPerms);
- }
- });
-}
-module.exports = _chmod;