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enigmailMsgComposeHelper.js
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enigmailMsgComposeHelper.js
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/*global Components: false */
/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/* eslint no-undef: 2, block-scoped-var: 2 */
"use strict";
/**
* helper functions for message composition
*/
Components.utils.import("resource://enigmail/core.jsm"); /*global EnigmailCore: false */
Components.utils.import("resource://enigmail/funcs.jsm"); /*global EnigmailFuncs: false */
Components.utils.import("resource://enigmail/log.jsm"); /*global EnigmailLog: false */
Components.utils.import("resource://enigmail/prefs.jsm"); /*global EnigmailPrefs: false */
Components.utils.import("resource://enigmail/locale.jsm"); /*global EnigmailLocale: false */
Components.utils.import("resource://enigmail/dialog.jsm"); /*global EnigmailDialog: false */
Components.utils.import("resource://enigmail/gpg.jsm"); /*global EnigmailGpg: false */
Components.utils.import("resource://enigmail/trust.jsm"); /*global EnigmailTrust: false */
Components.utils.import("resource://enigmail/keyRing.jsm"); /*global EnigmailKeyRing: false */
Components.utils.import("resource://enigmail/constants.jsm"); /*global EnigmailConstants: false */
if (!Enigmail) var Enigmail = {};
Enigmail.hlp = {
/* try to find valid key to passed email addresses (or keys)
* @return: list of all found key (with leading "0x") or null
* details in details parameter
*/
validKeysForAllRecipients: function(emailsOrKeys, details) {
EnigmailLog.DEBUG("=====> validKeysForAllRecipients()\n");
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: validKeysForAllRecipients(): emailsOrKeys='" + emailsOrKeys + "'\n");
// use helper to see when we enter and leave this function
let resultingArray = this.doValidKeysForAllRecipients(emailsOrKeys, details);
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: validKeysForAllRecipients(): return '" + resultingArray + "'\n");
EnigmailLog.DEBUG(" <=== validKeysForAllRecipients()\n");
return resultingArray;
},
// helper for validKeysForAllRecipients()
doValidKeysForAllRecipients: function(emailsOrKeys, details) {
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: doValidKeysForAllRecipients(): emailsOrKeys='" + emailsOrKeys + "'\n");
// check which keys are accepted
let minTrustLevel;
let acceptedKeys = EnigmailPrefs.getPref("acceptedKeys");
switch (acceptedKeys) {
case 0: // accept valid/authenticated keys only
minTrustLevel = "f"; // first value for trusted keys
break;
case 1: // accept all but revoked/disabled/expired keys
minTrustLevel = "?"; // value between invalid and unknown keys
break;
default:
EnigmailLog.DEBUG("enigmailMsgComposeOverlay.js: doValidKeysForAllRecipients(): return null (INVALID VALUE for acceptedKeys: \"" + acceptedKeys + "\")\n");
return null;
}
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: doValidKeysForAllRecipients(): find keys with minTrustLevel=\"" + minTrustLevel + "\"\n");
let keyMissing;
let resultingArray = []; // resulting key list (if all valid)
try {
// create array of address elements (email or key)
let addresses = EnigmailFuncs.stripEmail(emailsOrKeys).split(',');
// resolve GnuPG groups
let gpgGroups = EnigmailGpg.getGpgGroups();
for (let i = 0; i < addresses.length; i++) {
let addr = addresses[i].toLowerCase();
for (let j = 0; j < gpgGroups.length; j++) {
if (addr == gpgGroups[j].alias.toLowerCase() ||
"<" + addr + ">" == gpgGroups[j].alias.toLowerCase()) {
// replace address with keylist
let grpList = gpgGroups[j].keylist.split(/;/);
addresses[i] = grpList[0];
for (let k = 1; k < grpList.length; k++) {
addresses.push(grpList[k]);
}
}
}
}
// resolve all the email addresses if possible:
keyMissing = EnigmailKeyRing.getValidKeysForAllRecipients(addresses, minTrustLevel, details, resultingArray);
}
catch (ex) {
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: doValidKeysForAllRecipients(): return null (exception: " + ex.description + ")\n");
return null;
}
if (keyMissing) {
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: doValidKeysForAllRecipients(): return null (key missing)\n");
return null;
}
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: doValidKeysForAllRecipients(): return \"" + resultingArray + "\"\n");
return resultingArray;
},
/**
* processConflicts
* - handle sign/encrypt/pgpMime conflicts if any
* - NOTE: conflicts result into disabling the feature (0/never)
* Input parameters:
* @encrypt: email would currently get encrypted
* @sign: email would currently get signed
* @return: false if error occurred or processing was canceled
*/
processConflicts: function(encrypt, sign) {
// process message about whether we still sign/encrypt
let msg = "";
msg += "\n" + "- " + EnigmailLocale.getString(encrypt ? "encryptYes" : "encryptNo");
msg += "\n" + "- " + EnigmailLocale.getString(sign ? "signYes" : "signNo");
if (EnigmailPrefs.getPref("warnOnRulesConflict") == 2) {
EnigmailPrefs.setPref("warnOnRulesConflict", 0);
}
if (!EnigmailDialog.confirmPref(window, EnigmailLocale.getString("rulesConflict", [msg]), "warnOnRulesConflict")) {
return false;
}
return true;
},
/**
* determine invalid recipients as returned from GnuPG
*
* @gpgMsg: output from GnuPG
*
* @return: space separated list of invalid addresses
*/
getInvalidAddress: function(gpgMsg) {
EnigmailLog.DEBUG("enigmailMsgComposeHelper.js: getInvalidAddress(): gpgMsg=\"" + gpgMsg + "\"\n\n");
var invalidAddr = [];
var lines = gpgMsg.split(/[\n\r]+/);
for (var i = 0; i < lines.length; i++) {
var m = lines[i].match(/^(INV_RECP \d+ )(.*)$/);
if (m && m.length == 3) {
invalidAddr.push(EnigmailFuncs.stripEmail(m[2].toLowerCase()));
}
}
return invalidAddr.join(" ");
}
};

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