2bb3c30025
openpgp_keyring.getPublicKeysForKeyId will now search subkeys when looking for the ID, and return a key object based on that subkey. Updated to add a method, getSubKeyAsKey, to openpgp_msg_publickey. This returns a full-fledged openpgp_msg_publickey object for a chosen subkey.
269 lines
9.0 KiB
JavaScript
269 lines
9.0 KiB
JavaScript
// GPG4Browsers - An OpenPGP implementation in javascript
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// Copyright (C) 2011 Recurity Labs GmbH
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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/**
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* @class
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* @classdesc The class that deals with storage of the keyring. Currently the only option is to use HTML5 local storage.
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*/
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function openpgp_keyring() {
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/**
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* Initialization routine for the keyring. This method reads the
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* keyring from HTML5 local storage and initializes this instance.
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* This method is called by openpgp.init().
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* @return {null} undefined
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*/
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function init() {
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var sprivatekeys = JSON.parse(window.localStorage.getItem("privatekeys"));
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var spublickeys = JSON.parse(window.localStorage.getItem("publickeys"));
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if (sprivatekeys == null || sprivatekeys.length == 0) {
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sprivatekeys = new Array();
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}
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if (spublickeys == null || spublickeys.length == 0) {
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spublickeys = new Array();
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}
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this.publicKeys = new Array();
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this.privateKeys = new Array();
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var k = 0;
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for (var i =0; i < sprivatekeys.length; i++) {
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var r = openpgp.read_privateKey(sprivatekeys[i]);
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this.privateKeys[k] = { armored: sprivatekeys[i], obj: r[0], keyId: r[0].getKeyId()};
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k++;
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}
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k = 0;
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for (var i =0; i < spublickeys.length; i++) {
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var r = openpgp.read_publicKey(spublickeys[i]);
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if (r[0] != null) {
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this.publicKeys[k] = { armored: spublickeys[i], obj: r[0], keyId: r[0].getKeyId()};
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k++;
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}
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}
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}
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this.init = init;
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/**
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* Checks if at least one private key is in the keyring
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* @return {boolean} True if there are private keys, else false.
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*/
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function hasPrivateKey() {
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return this.privateKeys.length > 0;
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}
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this.hasPrivateKey = hasPrivateKey;
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/**
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* Saves the current state of the keyring to HTML5 local storage.
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* The privateKeys array and publicKeys array gets Stringified using JSON
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* @return {null} undefined
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*/
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function store() {
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var priv = new Array();
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for (var i = 0; i < this.privateKeys.length; i++) {
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priv[i] = this.privateKeys[i].armored;
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}
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var pub = new Array();
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for (var i = 0; i < this.publicKeys.length; i++) {
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pub[i] = this.publicKeys[i].armored;
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}
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window.localStorage.setItem("privatekeys",JSON.stringify(priv));
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window.localStorage.setItem("publickeys",JSON.stringify(pub));
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}
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this.store = store;
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/**
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* searches all public keys in the keyring matching the address or address part of the user ids
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* @param email_address
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* @return {array[openpgp_msg_publickey]} the public keys associated with provided email address.
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*/
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function getPublicKeyForAddress(email_address) {
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var results = new Array();
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var spl = email_address.split("<");
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var email = "";
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if (spl.length > 1) {
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email = spl[1].split(">")[0];
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} else {
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email = email_address.trim();
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}
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email = email.toLowerCase();
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if(!util.emailRegEx.test(email)){
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return results;
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}
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for (var i =0; i < this.publicKeys.length; i++) {
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for (var j = 0; j < this.publicKeys[i].obj.userIds.length; j++) {
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if (this.publicKeys[i].obj.userIds[j].text.toLowerCase().indexOf(email) >= 0)
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results[results.length] = this.publicKeys[i];
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}
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}
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return results;
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}
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this.getPublicKeyForAddress = getPublicKeyForAddress;
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/**
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* Searches the keyring for a private key containing the specified email address
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* @param {String} email_address email address to search for
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* @return {Array[openpgp_msg_privatekey} private keys found
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*/
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function getPrivateKeyForAddress(email_address) {
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var results = new Array();
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var spl = email_address.split("<");
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var email = "";
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if (spl.length > 1) {
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email = spl[1].split(">")[0];
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} else {
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email = email_address.trim();
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}
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email = email.toLowerCase();
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if(!util.emailRegEx.test(email)){
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return results;
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}
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for (var i =0; i < this.privateKeys.length; i++) {
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for (var j = 0; j < this.privateKeys[i].obj.userIds.length; j++) {
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if (this.privateKeys[i].obj.userIds[j].text.toLowerCase().indexOf(email) >= 0)
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results[results.length] = this.privateKeys[i];
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}
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}
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return results;
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}
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this.getPrivateKeyForAddress = getPrivateKeyForAddress;
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/**
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* Searches the keyring for public keys having the specified key id
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* @param keyId provided as string of hex number (lowercase)
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* @return {Array[openpgp_msg_privatekey]} public keys found
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*/
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function getPublicKeysForKeyId(keyId) {
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var result = new Array();
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for (var i=0; i < this.publicKeys.length; i++) {
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var key = this.publicKeys[i];
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if (keyId == key.obj.getKeyId())
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result[result.length] = key;
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else if (key.obj.subKeys != null) {
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for (var j=0; j < key.obj.subKeys.length; j++) {
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var subkey = key.obj.subKeys[j];
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if (keyId == subkey.getKeyId()) {
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result[result.length] = {
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obj: key.obj.getSubKeyAsKey(j),
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keyId: subkey.getKeyId()
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}
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}
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}
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}
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}
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return result;
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}
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this.getPublicKeysForKeyId = getPublicKeysForKeyId;
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/**
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* Searches the keyring for private keys having the specified key id
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* @param {String} keyId 8 bytes as string containing the key id to look for
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* @return {Array[openpgp_msg_privatekey]} private keys found
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*/
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function getPrivateKeyForKeyId(keyId) {
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var result = new Array();
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for (var i=0; i < this.privateKeys.length; i++) {
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if (keyId == this.privateKeys[i].obj.getKeyId()) {
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result[result.length] = { key: this.privateKeys[i], keymaterial: this.privateKeys[i].obj.privateKeyPacket};
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}
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if (this.privateKeys[i].obj.subKeys != null) {
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var subkeyids = this.privateKeys[i].obj.getSubKeyIds();
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for (var j=0; j < subkeyids.length; j++)
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if (keyId == util.hexstrdump(subkeyids[j])) {
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result[result.length] = { key: this.privateKeys[i], keymaterial: this.privateKeys[i].obj.subKeys[j]};
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}
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}
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}
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return result;
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}
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this.getPrivateKeyForKeyId = getPrivateKeyForKeyId;
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/**
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* Imports a public key from an exported ascii armored message
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* @param {String} armored_text PUBLIC KEY BLOCK message to read the public key from
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* @return {null} nothing
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*/
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function importPublicKey (armored_text) {
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var result = openpgp.read_publicKey(armored_text);
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for (var i = 0; i < result.length; i++) {
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this.publicKeys[this.publicKeys.length] = {armored: armored_text, obj: result[i], keyId: result[i].getKeyId()};
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}
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return true;
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}
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/**
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* Imports a private key from an exported ascii armored message
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* @param {String} armored_text PRIVATE KEY BLOCK message to read the private key from
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* @return {null} nothing
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*/
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function importPrivateKey (armored_text, password) {
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var result = openpgp.read_privateKey(armored_text);
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if(!result[0].decryptSecretMPIs(password))
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return false;
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for (var i = 0; i < result.length; i++) {
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this.privateKeys[this.privateKeys.length] = {armored: armored_text, obj: result[i], keyId: result[i].getKeyId()};
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}
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return true;
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}
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this.importPublicKey = importPublicKey;
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this.importPrivateKey = importPrivateKey;
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/**
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* returns the openpgp_msg_privatekey representation of the public key at public key ring index
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* @param {Integer} index the index of the public key within the publicKeys array
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* @return {openpgp_msg_privatekey} the public key object
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*/
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function exportPublicKey(index) {
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return this.publicKey[index];
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}
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this.exportPublicKey = exportPublicKey;
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/**
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* Removes a public key from the public key keyring at the specified index
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* @param {Integer} index the index of the public key within the publicKeys array
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* @return {openpgp_msg_privatekey} The public key object which has been removed
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*/
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function removePublicKey(index) {
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var removed = this.publicKeys.splice(index,1);
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this.store();
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return removed;
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}
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this.removePublicKey = removePublicKey;
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/**
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* returns the openpgp_msg_privatekey representation of the private key at private key ring index
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* @param {Integer} index the index of the private key within the privateKeys array
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* @return {openpgp_msg_privatekey} the private key object
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*/
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function exportPrivateKey(index) {
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return this.privateKeys[index];
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}
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this.exportPrivateKey = exportPrivateKey;
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/**
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* Removes a private key from the private key keyring at the specified index
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* @param {Integer} index the index of the private key within the privateKeys array
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* @return {openpgp_msg_privatekey} The private key object which has been removed
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*/
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function removePrivateKey(index) {
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var removed = this.privateKeys.splice(index,1);
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this.store();
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return removed;
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}
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this.removePrivateKey = removePrivateKey;
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}
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