react-rbac-lib/dist/index.js

A tiny useful library to integrate role based access control for react (Typescript)

function ___$insertStyle(css) {
  if (!css) {
    return;
  }
  if (typeof window === 'undefined') {
    return;
  }

  var style = document.createElement('style');

  style.setAttribute('type', 'text/css');
  style.innerHTML = css;
  document.head.appendChild(style);
  return css;
}

Object.defineProperty(exports, '__esModule', { value: true });

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var react = require('react');
var react$1 = require('@casl/react');
var ability = require('@casl/ability');
var _ = _interopDefault(require('lodash'));

var AbilityContext = react.createContext(undefined);
var Can = react$1.createContextualCan(AbilityContext.Consumer);

/*! *****************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */

function __spreadArrays() {
    for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
    for (var r = Array(s), k = 0, i = 0; i < il; i++)
        for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
            r[k] = a[j];
    return r;
}

var lambdaMatcher = function (matchConditions) { return matchConditions; };
function getKeyValues(obj, label, name, positions) {
    if (obj === void 0) { obj = {}; }
    if (label === void 0) { label = ""; }
    if (name === void 0) { name = ""; }
    if (positions === void 0) { positions = []; }
    for (var _i = 0, _a = Object.keys(obj); _i < _a.length; _i++) {
        var key = _a[_i];
        if (typeof obj["" + key] === "object") {
            var oldName = name;
            name = name ? name + "." + key : "" + key;
            getKeyValues(obj["" + key], label, name, positions);
            name = oldName;
        }
        else {
            var position = {
                position: label + "." + name,
                label: label,
            };
            positions.push(position);
            return;
        }
    }
    return positions;
}
function getModuleRoles(permissions, roles) {
    if (permissions === void 0) { permissions = []; }
    if (roles === void 0) { roles = []; }
    for (var _i = 0, _a = Object.keys(permissions); _i < _a.length; _i++) {
        var key = _a[_i];
        if (typeof permissions["" + key] === "object") {
            var role = getKeyValues(permissions["" + key], key);
            if (role && role.length) {
                roles = __spreadArrays(roles, role);
            }
        }
    }
    return roles;
}
function getRoles(permissions) {
    if (permissions === void 0) { permissions = []; }
    var permissionPositions = getModuleRoles(permissions);
    var roles = [];
    if (!permissionPositions || permissionPositions.length === 0) {
        return roles;
    }
    permissionPositions.forEach(function (position) {
        var permission = _.get(permissions, "" + position.position, {});
        var topicPermissions = [];
        Object.keys(permission).forEach(function (key) {
            var obj = {};
            obj[key] = permission[key];
            topicPermissions.push(obj);
        });
        roles.push({
            topic: position.position,
            permissions: topicPermissions,
        });
    });
    return roles;
}
function defineRules(role, permissions) {
    if (permissions === void 0) { permissions = []; }
    console.log("===> ", role);
    var _a = new ability.AbilityBuilder(), can = _a.can, build = _a.build, cannot = _a.cannot;
    if (permissions.isSuperAdminPermission) {
        can("manage", "all");
    }
    else {
        var roles = getRoles(permissions);
        roles.forEach(function (role) {
            role.permissions.forEach(function (permission) {
                Object.keys(permission).forEach(function (key) {
                    if (permission[key]) {
                        can(key, role.topic);
                    }
                    else {
                        cannot(key, role.topic);
                    }
                });
            });
        });
    }
    return build({
        conditionsMatcher: lambdaMatcher,
        detectSubjectType: detectAppSubjectType,
    });
}
function detectAppSubjectType(subject) {
    return ability.detectSubjectType(subject);
}
function hasAccessFor(role, permissions) {
    if (permissions === void 0) { permissions = []; }
    return defineRules(role, permissions);
}

var RBAC = {
    Can: Can,
    AbilityContext: AbilityContext,
    hasAccessFor: hasAccessFor
};

exports.default = RBAC;
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