mirror of
https://github.com/classilla/tenfourfox.git
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218 lines
5.9 KiB
JavaScript
218 lines
5.9 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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var WSP = {};
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Cu.import("resource://gre/modules/WspPduHelper.jsm", WSP);
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var WBXML = {};
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Cu.import("resource://gre/modules/WbxmlPduHelper.jsm", WBXML);
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// set to true to see debug messages
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var DEBUG = WBXML.DEBUG_ALL | false;
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/**
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* Public identifier for SI
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*
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* @see http://technical.openmobilealliance.org/tech/omna/omna-wbxml-public-docid.aspx
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*/
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const PUBLIC_IDENTIFIER_SI = "-//WAPFORUM//DTD SI 1.0//EN";
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/**
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* Parse inline date encoded in OPAQUE format.
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*
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* @param data
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* A wrapped object containing raw PDU data.
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* @param msg
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* Target object for decoding.
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*
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* @see WAP-167-SERVICEIND-20010731-A, clause 8.2.2
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*
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*/
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this.OpaqueAsDate = {
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decode: function decode_opaque_as_date(data) {
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let size = WSP.UintVar.decode(data);
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let dateBuf = [0, 0, 0, 0, 0, 0, 0];
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// Maximum length for date is 7 bytes.
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if (size > dateBuf.length)
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size = dateBuf.length
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// Read date date, non-specified parts remain 0.
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for (let i = 0; i < size; i++) {
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dateBuf[i] = WSP.Octet.decode(data);
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}
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// Decode and return result in "YYYY-MM-DDThh:mm:ssZ" form
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let year = ((dateBuf[0] >> 4) & 0x0F) * 1000 + (dateBuf[0] & 0x0F) * 100 +
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((dateBuf[1] >> 4) & 0x0F) * 10 + (dateBuf[1] & 0x0F);
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let month = ((dateBuf[2] >> 4) & 0x0F) * 10 + (dateBuf[2] & 0x0F);
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let date = ((dateBuf[3] >> 4) & 0x0F) * 10 + (dateBuf[3] & 0x0F);
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let hour = ((dateBuf[4] >> 4) & 0x0F) * 10 + (dateBuf[4] & 0x0F);
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let minute = ((dateBuf[5] >> 4) & 0x0F) * 10 + (dateBuf[5] & 0x0F);
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let second = ((dateBuf[6] >> 4) & 0x0F) * 10 + (dateBuf[6] & 0x0F);
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let dateValue = new Date(Date.UTC(year, month - 1, date, hour, minute, second));
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return dateValue.toISOString().replace(".000", "");
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},
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};
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this.PduHelper = {
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/**
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* @param data
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* A wrapped object containing raw PDU data.
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* @param contentType
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* Content type of incoming SI message, should be "text/vnd.wap.si" or
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* "application/vnd.wap.sic".
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*
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* @return A message object containing attribute content and contentType.
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* |content| will contain string of decoded SI message if successfully
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* decoded, or raw data if failed.
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* |contentType| will be string representing corresponding type of
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* content.
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*/
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parse: function parse_si(data, contentType) {
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// We only need content and contentType
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let msg = {
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contentType: contentType
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};
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/**
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* Message is compressed by WBXML, decode into string.
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*
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* @see WAP-192-WBXML-20010725-A
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*/
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if (contentType === "application/vnd.wap.sic") {
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let globalTokenOverride = {};
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globalTokenOverride[0xC3] = {
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number: 0xC3,
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coder: OpaqueAsDate
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};
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let appToken = {
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publicId: PUBLIC_IDENTIFIER_SI,
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tagTokenList: SI_TAG_FIELDS,
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attrTokenList: SI_ATTRIBUTE_FIELDS,
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valueTokenList: SI_VALUE_FIELDS,
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globalTokenOverride: globalTokenOverride
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}
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try {
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let parseResult = WBXML.PduHelper.parse(data, appToken);
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msg.content = parseResult.content;
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msg.contentType = "text/vnd.wap.si";
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} catch (e) {
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// Provide raw data if we failed to parse.
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msg.content = data.array;
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}
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return msg;
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}
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/**
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* Message is plain text, transform raw to string.
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*/
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try {
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let stringData = WSP.Octet.decodeMultiple(data, data.array.length);
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msg.content = WSP.PduHelper.decodeStringContent(stringData, "UTF-8");
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} catch (e) {
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// Provide raw data if we failed to parse.
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msg.content = data.array;
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}
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return msg;
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}
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};
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/**
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* Tag tokens
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*
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* @see WAP-167-SERVICEIND-20010731-A, clause 8.3.1
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*/
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const SI_TAG_FIELDS = (function () {
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let names = {};
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function add(name, codepage, number) {
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let entry = {
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name: name,
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number: number,
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};
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if (!names[codepage]) {
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names[codepage] = {};
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}
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names[codepage][number] = entry;
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}
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add("si", 0, 0x05);
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add("indication", 0, 0x06);
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add("info", 0, 0x07);
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add("item", 0, 0x08);
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return names;
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})();
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/**
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* Attribute Tokens
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*
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* @see WAP-167-SERVICEIND-20010731-A, clause 8.3.2
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*/
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const SI_ATTRIBUTE_FIELDS = (function () {
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let names = {};
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function add(name, value, codepage, number) {
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let entry = {
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name: name,
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value: value,
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number: number,
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};
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if (!names[codepage]) {
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names[codepage] = {};
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}
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names[codepage][number] = entry;
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}
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add("action", "signal-none", 0, 0x05);
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add("action", "signal-low", 0, 0x06);
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add("action", "signal-medium", 0, 0x07);
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add("action", "signal-high", 0, 0x08);
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add("action", "delete", 0, 0x09);
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add("created", "", 0, 0x0A);
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add("href", "", 0, 0x0B);
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add("href", "http://", 0, 0x0C);
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add("href", "http://www.", 0, 0x0D);
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add("href", "https://", 0, 0x0E);
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add("href", "https://www.", 0, 0x0F);
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add("si-expires", "", 0, 0x10);
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add("si-id", "", 0, 0x11);
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add("class", "", 0, 0x12);
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return names;
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})();
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const SI_VALUE_FIELDS = (function () {
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let names = {};
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function add(value, codepage, number) {
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let entry = {
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value: value,
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number: number,
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};
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if (!names[codepage]) {
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names[codepage] = {};
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}
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names[codepage][number] = entry;
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}
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add(".com/", 0, 0x85);
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add(".edu/", 0, 0x86);
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add(".net/", 0, 0x87);
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add(".org/", 0, 0x88);
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return names;
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})();
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this.EXPORTED_SYMBOLS = [
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// Parser
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"PduHelper",
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];
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