1226 lines
34 KiB
JavaScript
1226 lines
34 KiB
JavaScript
(function(exports) {// http://weechat.org/files/doc/devel/weechat_dev.en.html#color_codes_in_strings
|
|
'use strict';
|
|
|
|
/**
|
|
* WeeChat protocol handling.
|
|
*
|
|
* This object parses messages and formats commands for the WeeChat
|
|
* protocol. It's independent from the communication layer and thus
|
|
* may be used with any network mechanism.
|
|
*/
|
|
(function() {
|
|
var WeeChatProtocol = function() {
|
|
// specific parsing for each object type
|
|
this._types = {
|
|
'chr': this._getChar,
|
|
'int': this._getInt,
|
|
'str': this._getString,
|
|
'inf': this._getInfo,
|
|
'hda': this._getHdata,
|
|
'ptr': this._getPointer,
|
|
'lon': this._getStrNumber,
|
|
'tim': this._getTime,
|
|
'buf': this._getString,
|
|
'arr': this._getArray,
|
|
'htb': this._getHashTable,
|
|
'inl': function() {
|
|
this._warnUnimplemented('infolist');
|
|
}
|
|
};
|
|
|
|
// string value for some object types
|
|
this._typesStr = {
|
|
'chr': this._strDirect,
|
|
'str': this._strDirect,
|
|
'int': this._strToString,
|
|
'tim': this._strToString,
|
|
'ptr': this._strDirect
|
|
};
|
|
};
|
|
|
|
/**
|
|
* WeeChat colors names.
|
|
*/
|
|
WeeChatProtocol._weeChatColorsNames = [
|
|
'default',
|
|
'black',
|
|
'darkgray',
|
|
'red',
|
|
'lightred',
|
|
'green',
|
|
'lightgreen',
|
|
'brown',
|
|
'yellow',
|
|
'blue',
|
|
'lightblue',
|
|
'magenta',
|
|
'lightmagenta',
|
|
'cyan',
|
|
'lightcyan',
|
|
'gray',
|
|
'white'
|
|
];
|
|
|
|
/**
|
|
* Style options names.
|
|
*/
|
|
WeeChatProtocol._colorsOptionsNames = [
|
|
'separator',
|
|
'chat',
|
|
'chat_time',
|
|
'chat_time_delimiters',
|
|
'chat_prefix_error',
|
|
'chat_prefix_network',
|
|
'chat_prefix_action',
|
|
'chat_prefix_join',
|
|
'chat_prefix_quit',
|
|
'chat_prefix_more',
|
|
'chat_prefix_suffix',
|
|
'chat_buffer',
|
|
'chat_server',
|
|
'chat_channel',
|
|
'chat_nick',
|
|
'chat_nick_self',
|
|
'chat_nick_other',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'invalid',
|
|
'chat_host',
|
|
'chat_delimiters',
|
|
'chat_highlight',
|
|
'chat_read_marker',
|
|
'chat_text_found',
|
|
'chat_value',
|
|
'chat_prefix_buffer',
|
|
'chat_tags',
|
|
'chat_inactive_window',
|
|
'chat_inactive_buffer',
|
|
'chat_prefix_buffer_inactive_buffer',
|
|
'chat_nick_offline',
|
|
'chat_nick_offline_highlight',
|
|
'chat_nick_prefix',
|
|
'chat_nick_suffix',
|
|
'emphasis',
|
|
'chat_day_change'
|
|
];
|
|
|
|
/**
|
|
* Gets the default color.
|
|
*
|
|
* @return Default color
|
|
*/
|
|
WeeChatProtocol._getDefaultColor = function() {
|
|
return {
|
|
type: 'weechat',
|
|
name: 'default'
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Gets the default attributes.
|
|
*
|
|
* @return Default attributes
|
|
*/
|
|
WeeChatProtocol._getDefaultAttributes = function() {
|
|
return {
|
|
name: null,
|
|
override: {
|
|
'bold': false,
|
|
'reverse': false,
|
|
'italic': false,
|
|
'underline': false
|
|
}
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Gets the default style (default colors and attributes).
|
|
*
|
|
* @return Default style
|
|
*/
|
|
WeeChatProtocol._getDefaultStyle = function() {
|
|
return {
|
|
fgColor: WeeChatProtocol._getDefaultColor(),
|
|
bgColor: WeeChatProtocol._getDefaultColor(),
|
|
attrs: WeeChatProtocol._getDefaultAttributes()
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Clones a color object.
|
|
*
|
|
* @param color Color object to clone
|
|
* @return Cloned color object
|
|
*/
|
|
WeeChatProtocol._cloneColor = function(color) {
|
|
var clone = {};
|
|
|
|
for (var key in color) {
|
|
clone[key] = color[key];
|
|
}
|
|
|
|
return clone;
|
|
};
|
|
|
|
/**
|
|
* Clones an attributes object.
|
|
*
|
|
* @param attrs Attributes object to clone
|
|
* @return Cloned attributes object
|
|
*/
|
|
WeeChatProtocol._cloneAttrs = function(attrs) {
|
|
var clone = {};
|
|
|
|
clone.name = attrs.name;
|
|
clone.override = {};
|
|
for (var attr in attrs.override) {
|
|
clone.override[attr] = attrs.override[attr];
|
|
}
|
|
|
|
return clone;
|
|
};
|
|
|
|
/**
|
|
* Gets the name of an attribute from its character.
|
|
*
|
|
* @param ch Character of attribute
|
|
* @return Name of attribute
|
|
*/
|
|
WeeChatProtocol._attrNameFromChar = function(ch) {
|
|
var chars = {
|
|
// WeeChat protocol
|
|
'*': 'b',
|
|
'!': 'r',
|
|
'/': 'i',
|
|
'_': 'u',
|
|
|
|
// some extension often used (IRC?)
|
|
'\x01': 'b',
|
|
'\x02': 'r',
|
|
'\x03': 'i',
|
|
'\x04': 'u'
|
|
};
|
|
|
|
if (ch in chars) {
|
|
return chars[ch];
|
|
}
|
|
|
|
return null;
|
|
};
|
|
|
|
|
|
/**
|
|
* Gets an attributes object from a string of attribute characters.
|
|
*
|
|
* @param str String of attribute characters
|
|
* @return Attributes object (null if unchanged)
|
|
*/
|
|
WeeChatProtocol._attrsFromStr = function(str) {
|
|
var attrs = WeeChatProtocol._getDefaultAttributes();
|
|
|
|
for (var i = 0; i < str.length; ++i) {
|
|
var ch = str.charAt(i);
|
|
if (ch === '|') {
|
|
// means keep attributes, so unchanged
|
|
return null;
|
|
}
|
|
var attrName = WeeChatProtocol._attrNameFromChar(ch);
|
|
if (attrName !== null) {
|
|
attrs.override[attrName] = true;
|
|
}
|
|
}
|
|
|
|
return attrs;
|
|
};
|
|
|
|
/**
|
|
* Gets a single color from a string representing its index (WeeChat and
|
|
* extended colors only, NOT colors options).
|
|
*
|
|
* @param str Color string (e.g., "05" or "00134")
|
|
* @return Color object
|
|
*/
|
|
WeeChatProtocol._getColorObj = function(str) {
|
|
if (str.length === 2) {
|
|
var code = parseInt(str);
|
|
if (code > 16) {
|
|
// should never happen
|
|
return WeeChatProtocol._getDefaultColor();
|
|
} else {
|
|
return {
|
|
type: 'weechat',
|
|
name: WeeChatProtocol._weeChatColorsNames[code]
|
|
};
|
|
}
|
|
} else {
|
|
var codeStr = str.substring(1);
|
|
return {
|
|
type: 'ext',
|
|
name: parseInt(codeStr).toString()
|
|
};
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Gets colors and attributes of text element.
|
|
*
|
|
* See <http://www.weechat.org/files/doc/devel/weechat_dev.en.html#color_codes_in_strings>.
|
|
*
|
|
* @param txt Text element
|
|
* @return Colors, attributes and plain text of this text element:
|
|
* fgColor: Foreground color (null if unchanged)
|
|
* bgColor: Background color (null if unchanged)
|
|
* attrs: Attributes (null if unchanged)
|
|
* text: Plain text element
|
|
*/
|
|
WeeChatProtocol._getStyle = function(txt) {
|
|
var matchers = [
|
|
{
|
|
// color option
|
|
// STD
|
|
regex: /^(\d{2})/,
|
|
fn: function(m) {
|
|
var ret = {};
|
|
var optionCode = parseInt(m[1]);
|
|
|
|
if (optionCode >= WeeChatProtocol._colorsOptionsNames.length) {
|
|
// should never happen
|
|
return {
|
|
fgColor: null,
|
|
bgColor: null,
|
|
attrs: null
|
|
};
|
|
}
|
|
var optionName = WeeChatProtocol._colorsOptionsNames[optionCode];
|
|
ret.fgColor = {
|
|
type: 'option',
|
|
name: optionName
|
|
};
|
|
ret.bgColor = WeeChatProtocol._cloneColor(ret.fgColor);
|
|
ret.attrs = {
|
|
name: optionName,
|
|
override: {}
|
|
};
|
|
|
|
return ret;
|
|
}
|
|
},
|
|
{
|
|
// ncurses pair
|
|
// EXT
|
|
regex: /^@(\d{5})/,
|
|
fn: function(m) {
|
|
// unimplemented case
|
|
return {
|
|
fgColor: null,
|
|
bgColor: null,
|
|
attrs: null
|
|
};
|
|
}
|
|
},
|
|
{
|
|
// foreground color with F
|
|
// "F" + (A)STD
|
|
// "F" + (A)EXT
|
|
regex: /^F(?:([*!\/_|]*)(\d{2})|@([\x01\x02\x03\x04*!\/_|]*)(\d{5}))/,
|
|
fn: function(m) {
|
|
var ret = {
|
|
bgColor: null
|
|
};
|
|
|
|
if (m[2]) {
|
|
ret.attrs = WeeChatProtocol._attrsFromStr(m[1]);
|
|
ret.fgColor = WeeChatProtocol._getColorObj(m[2]);
|
|
} else {
|
|
ret.attrs = WeeChatProtocol._attrsFromStr(m[3]);
|
|
ret.fgColor = WeeChatProtocol._getColorObj(m[4]);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
},
|
|
{
|
|
// background color (no attributes)
|
|
// "B" + STD
|
|
// "B" + EXT
|
|
regex: /^B(\d{2}|@\d{5})/,
|
|
fn: function(m) {
|
|
return {
|
|
fgColor: null,
|
|
bgColor: WeeChatProtocol._getColorObj(m[1]),
|
|
attrs: null
|
|
};
|
|
}
|
|
},
|
|
{
|
|
// foreground, background (+ attributes)
|
|
// "*" + (A)STD + "," + STD
|
|
// "*" + (A)STD + "," + EXT
|
|
// "*" + (A)EXT + "," + STD
|
|
// "*" + (A)EXT + "," + EXT
|
|
regex: /^\*(?:([\x01\x02\x03\x04*!\/_|]*)(\d{2})|@([\x01\x02\x03\x04*!\/_|]*)(\d{5})),(\d{2}|@\d{5})/,
|
|
fn: function(m) {
|
|
var ret = {};
|
|
|
|
if (m[2]) {
|
|
ret.attrs = WeeChatProtocol._attrsFromStr(m[1]);
|
|
ret.fgColor = WeeChatProtocol._getColorObj(m[2]);
|
|
} else {
|
|
ret.attrs = WeeChatProtocol._attrsFromStr(m[3]);
|
|
ret.fgColor = WeeChatProtocol._getColorObj(m[4]);
|
|
}
|
|
ret.bgColor = WeeChatProtocol._getColorObj(m[5]);
|
|
|
|
return ret;
|
|
}
|
|
},
|
|
{
|
|
// foreground color with * (+ attributes) (fall back, must be checked before previous case)
|
|
// "*" + (A)STD
|
|
// "*" + (A)EXT
|
|
regex: /^\*([\x01\x02\x03\x04*!\/_|]*)(\d{2}|@\d{5})/,
|
|
fn: function(m) {
|
|
return {
|
|
fgColor: WeeChatProtocol._getColorObj(m[2]),
|
|
bgColor: null,
|
|
attrs: WeeChatProtocol._attrsFromStr(m[1])
|
|
};
|
|
}
|
|
},
|
|
{
|
|
// emphasis
|
|
// "E"
|
|
regex: /^E/,
|
|
fn: function(m) {
|
|
var ret = {};
|
|
|
|
ret.fgColor = {
|
|
type: 'option',
|
|
name: 'emphasis'
|
|
};
|
|
ret.bgColor = WeeChatProtocol._cloneColor(ret.fgColor);
|
|
ret.attrs = {
|
|
name: 'emphasis',
|
|
override: {}
|
|
};
|
|
|
|
return ret;
|
|
}
|
|
}
|
|
];
|
|
|
|
// parse
|
|
var ret = {
|
|
fgColor: null,
|
|
bgColor: null,
|
|
attrs: null,
|
|
text: txt
|
|
};
|
|
matchers.some(function(matcher) {
|
|
var m = txt.match(matcher.regex);
|
|
if (m) {
|
|
ret = matcher.fn(m);
|
|
ret.text = txt.substring(m[0].length);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
});
|
|
|
|
return ret;
|
|
};
|
|
|
|
/**
|
|
* Transforms a raw text into an array of text elements with integrated
|
|
* colors and attributes.
|
|
*
|
|
* @param rawText Raw text to transform
|
|
* @return Array of text elements
|
|
*/
|
|
WeeChatProtocol.rawText2Rich = function(rawText) {
|
|
/* This is subtle, but JavaScript adds the token to the output list
|
|
* when it's surrounded by capturing parentheses.
|
|
*/
|
|
var parts = rawText.split(/(\x19|\x1a|\x1b|\x1c)/);
|
|
|
|
// no colors/attributes
|
|
if (parts.length === 1) {
|
|
return [
|
|
{
|
|
attrs: WeeChatProtocol._getDefaultAttributes(),
|
|
fgColor: WeeChatProtocol._getDefaultColor(),
|
|
bgColor: WeeChatProtocol._getDefaultColor(),
|
|
text: parts[0]
|
|
}
|
|
];
|
|
}
|
|
|
|
// find the style of every part
|
|
var curFgColor = WeeChatProtocol._getDefaultColor();
|
|
var curBgColor = WeeChatProtocol._getDefaultColor();
|
|
var curAttrs = WeeChatProtocol._getDefaultAttributes();
|
|
var curSpecialToken = null;
|
|
var curAttrsOnlyFalseOverrides = true;
|
|
|
|
return parts.map(function(p) {
|
|
if (p.length === 0) {
|
|
return null;
|
|
}
|
|
var firstCharCode = p.charCodeAt(0);
|
|
var firstChar = p.charAt(0);
|
|
|
|
if (firstCharCode >= 0x19 && firstCharCode <= 0x1c) {
|
|
// special token
|
|
if (firstCharCode === 0x1c) {
|
|
// always reset colors
|
|
curFgColor = WeeChatProtocol._getDefaultColor();
|
|
curBgColor = WeeChatProtocol._getDefaultColor();
|
|
if (curSpecialToken !== 0x19) {
|
|
// also reset attributes
|
|
curAttrs = WeeChatProtocol._getDefaultAttributes();
|
|
}
|
|
}
|
|
curSpecialToken = firstCharCode;
|
|
return null;
|
|
}
|
|
|
|
var text = p;
|
|
if (curSpecialToken === 0x19) {
|
|
// get new style
|
|
var style = WeeChatProtocol._getStyle(p);
|
|
|
|
// set foreground color if changed
|
|
if (style.fgColor !== null) {
|
|
curFgColor = style.fgColor;
|
|
}
|
|
|
|
// set background color if changed
|
|
if (style.bgColor !== null) {
|
|
curBgColor = style.bgColor;
|
|
}
|
|
|
|
// set attibutes if changed
|
|
if (style.attrs !== null) {
|
|
curAttrs = style.attrs;
|
|
}
|
|
|
|
// set plain text
|
|
text = style.text;
|
|
} else if (curSpecialToken === 0x1a || curSpecialToken === 0x1b) {
|
|
// set/reset attribute
|
|
var orideVal = (curSpecialToken === 0x1a);
|
|
|
|
// set attribute override if we don't have to keep all of them
|
|
if (firstChar !== '|') {
|
|
var orideName = WeeChatProtocol._attrNameFromChar(firstChar);
|
|
if (orideName) {
|
|
// known attribute
|
|
curAttrs.override[orideName] = orideVal;
|
|
text = p.substring(1);
|
|
}
|
|
}
|
|
}
|
|
|
|
// reset current special token
|
|
curSpecialToken = null;
|
|
|
|
// if text is empty, don't bother returning it
|
|
if (text.length === 0) {
|
|
return null;
|
|
}
|
|
|
|
/* As long as attributes are only false overrides, without any option
|
|
* name, it's safe to remove them.
|
|
*/
|
|
if (curAttrsOnlyFalseOverrides && curAttrs.name === null) {
|
|
var allReset = true;
|
|
for (var attr in curAttrs.override) {
|
|
if (curAttrs.override[attr]) {
|
|
allReset = false;
|
|
break;
|
|
}
|
|
}
|
|
if (allReset) {
|
|
curAttrs.override = {};
|
|
} else {
|
|
curAttrsOnlyFalseOverrides = false;
|
|
}
|
|
}
|
|
|
|
// parsed text element
|
|
return {
|
|
fgColor: WeeChatProtocol._cloneColor(curFgColor),
|
|
bgColor: WeeChatProtocol._cloneColor(curBgColor),
|
|
attrs: WeeChatProtocol._cloneAttrs(curAttrs),
|
|
text: text
|
|
};
|
|
}).filter(function(p) {
|
|
return p !== null;
|
|
});
|
|
};
|
|
|
|
/**
|
|
* Unsigned integer array to string.
|
|
*
|
|
* @param uia Unsigned integer array
|
|
* @return Decoded string
|
|
*/
|
|
WeeChatProtocol._uia2s = function(uia) {
|
|
if(!uia.length || uia[0] === 0) return "";
|
|
|
|
try {
|
|
var encodedString = String.fromCharCode.apply(null, uia),
|
|
decodedString = decodeURIComponent(escape(encodedString));
|
|
return decodedString;
|
|
} catch (exception) {
|
|
// Replace all non-ASCII bytes with "?" if the string couldn't be
|
|
// decoded as UTF-8.
|
|
var s = "";
|
|
for (var i = 0, n = uia.length; i < n; i++) {
|
|
s += uia[i] < 0x80 ? String.fromCharCode(uia[i]) : "?";
|
|
}
|
|
return s;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Merges default parameters with overriding parameters.
|
|
*
|
|
* @param defaults Default parameters
|
|
* @param override Overriding parameters
|
|
* @return Merged parameters
|
|
*/
|
|
WeeChatProtocol._mergeParams = function(defaults, override) {
|
|
for (var v in override) {
|
|
defaults[v] = override[v];
|
|
}
|
|
|
|
return defaults;
|
|
};
|
|
|
|
/**
|
|
* Formats a command.
|
|
*
|
|
* @param id Command ID (null for no ID)
|
|
* @param name Command name
|
|
* @param parts Command parts
|
|
* @return Formatted command string
|
|
*/
|
|
WeeChatProtocol._formatCmd = function(id, name, parts) {
|
|
var cmdIdName;
|
|
var cmd;
|
|
|
|
cmdIdName = (id !== null) ? '(' + id + ') ' : '';
|
|
cmdIdName += name;
|
|
parts.unshift(cmdIdName);
|
|
cmd = parts.join(' ');
|
|
cmd += '\n';
|
|
|
|
cmd.replace(/[\r\n]+$/g, "").split("\n");
|
|
|
|
return cmd;
|
|
};
|
|
|
|
/**
|
|
* Formats an init command.
|
|
*
|
|
* @param params Parameters:
|
|
* password: password (optional)
|
|
* compression: compression ('off' or 'zlib') (optional)
|
|
* @return Formatted init command string
|
|
*/
|
|
WeeChatProtocol.formatInit = function(params) {
|
|
var defaultParams = {
|
|
password: null,
|
|
compression: 'zlib'
|
|
};
|
|
var keys = [];
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
keys.push('compression=' + params.compression);
|
|
if (params.password !== null) {
|
|
keys.push('password=' + params.password);
|
|
}
|
|
parts.push(keys.join(','));
|
|
|
|
return WeeChatProtocol._formatCmd(null, 'init', parts);
|
|
};
|
|
|
|
/**
|
|
* Formats an hdata command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* path: hdata path (mandatory)
|
|
* keys: array of keys (optional)
|
|
* @return Formatted hdata command string
|
|
*/
|
|
WeeChatProtocol.formatHdata = function(params) {
|
|
var defaultParams = {
|
|
id: null,
|
|
keys: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
parts.push(params.path);
|
|
if (params.keys !== null) {
|
|
parts.push(params.keys.join(','));
|
|
}
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, 'hdata', parts);
|
|
};
|
|
|
|
/**
|
|
* Formats an info command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* name: info name (mandatory)
|
|
* @return Formatted info command string
|
|
*/
|
|
WeeChatProtocol.formatInfo = function(params) {
|
|
var defaultParams = {
|
|
id: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
parts.push(params.name);
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, 'info', parts);
|
|
};
|
|
|
|
/**
|
|
* Formats a nicklist command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* buffer: buffer name (optional)
|
|
* @return Formatted nicklist command string
|
|
*/
|
|
WeeChatProtocol.formatNicklist = function(params) {
|
|
var defaultParams = {
|
|
id: null,
|
|
buffer: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
if (params.buffer !== null) {
|
|
parts.push(params.buffer);
|
|
}
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, 'nicklist', parts);
|
|
};
|
|
|
|
/**
|
|
* Formats an input command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* buffer: target buffer (mandatory)
|
|
* data: input data (mandatory)
|
|
* @return Formatted input command string
|
|
*/
|
|
WeeChatProtocol.formatInput = function(params) {
|
|
var defaultParams = {
|
|
id: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
parts.push(params.buffer);
|
|
parts.push(params.data);
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, 'input', parts);
|
|
};
|
|
|
|
/**
|
|
* Formats a sync or a desync command.
|
|
*
|
|
* @param params Parameters (see _formatSync and _formatDesync)
|
|
* @return Formatted sync/desync command string
|
|
*/
|
|
WeeChatProtocol._formatSyncDesync = function(cmdName, params) {
|
|
var defaultParams = {
|
|
id: null,
|
|
buffers: null,
|
|
options: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
if (params.buffers !== null) {
|
|
parts.push(params.buffers.join(','));
|
|
if (params.options !== null) {
|
|
parts.push(params.options.join(','));
|
|
}
|
|
}
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, cmdName, parts);
|
|
};
|
|
|
|
/**
|
|
* Formats a sync command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* buffers: array of buffers to sync (optional)
|
|
* options: array of options (optional)
|
|
* @return Formatted sync command string
|
|
*/
|
|
WeeChatProtocol.formatSync = function(params) {
|
|
return WeeChatProtocol._formatSyncDesync('sync', params);
|
|
};
|
|
|
|
/**
|
|
* Formats a desync command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* buffers: array of buffers to desync (optional)
|
|
* options: array of options (optional)
|
|
* @return Formatted desync command string
|
|
*/
|
|
WeeChatProtocol.formatDesync = function(params) {
|
|
return WeeChatProtocol._formatSyncDesync('desync', params);
|
|
};
|
|
|
|
/**
|
|
* Formats a test command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* @return Formatted test command string
|
|
*/
|
|
WeeChatProtocol.formatTest = function(params) {
|
|
var defaultParams = {
|
|
id: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, 'test', parts);
|
|
};
|
|
|
|
/**
|
|
* Formats a quit command.
|
|
*
|
|
* @return Formatted quit command string
|
|
*/
|
|
WeeChatProtocol.formatQuit = function() {
|
|
return WeeChatProtocol._formatCmd(null, 'quit', []);
|
|
};
|
|
|
|
/**
|
|
* Formats a ping command.
|
|
*
|
|
* @param params Parameters:
|
|
* id: command ID (optional)
|
|
* args: array of custom arguments (optional)
|
|
* @return Formatted ping command string
|
|
*/
|
|
WeeChatProtocol.formatPing = function(params) {
|
|
var defaultParams = {
|
|
id: null,
|
|
args: null
|
|
};
|
|
var parts = [];
|
|
|
|
params = WeeChatProtocol._mergeParams(defaultParams, params);
|
|
if (params.args !== null) {
|
|
parts.push(params.args.join(' '));
|
|
}
|
|
|
|
return WeeChatProtocol._formatCmd(params.id, 'ping', parts);
|
|
};
|
|
|
|
WeeChatProtocol.prototype = {
|
|
/**
|
|
* Warns that message parsing is not implemented for a
|
|
* specific type.
|
|
*
|
|
* @param type Message type to display
|
|
*/
|
|
_warnUnimplemented: function(type) {
|
|
console.log('Warning: ' + type + ' message parsing is not implemented');
|
|
},
|
|
|
|
/**
|
|
* Reads a 3-character message type token value from current
|
|
* set data.
|
|
*
|
|
* @return Type
|
|
*/
|
|
_getType: function() {
|
|
var t = this._getSlice(3);
|
|
|
|
if (!t) {
|
|
return null;
|
|
}
|
|
|
|
return WeeChatProtocol._uia2s(new Uint8Array(t));
|
|
},
|
|
|
|
/**
|
|
* Runs the appropriate read routine for the specified message type.
|
|
*
|
|
* @param type Message type
|
|
* @return Data value
|
|
*/
|
|
_runType: function(type) {
|
|
var cb = this._types[type];
|
|
var boundCb = cb.bind(this);
|
|
|
|
return boundCb();
|
|
},
|
|
|
|
/**
|
|
* Reads a "number as a string" token value from current set data.
|
|
*
|
|
* @return Number as a string
|
|
*/
|
|
_getStrNumber: function() {
|
|
var len = this._getByte();
|
|
var str = this._getSlice(len);
|
|
|
|
return WeeChatProtocol._uia2s(new Uint8Array(str));
|
|
},
|
|
|
|
/**
|
|
* Returns the passed object.
|
|
*
|
|
* @param obj Object
|
|
* @return Passed object
|
|
*/
|
|
_strDirect: function(obj) {
|
|
return obj;
|
|
},
|
|
|
|
/**
|
|
* Calls toString() on the passed object and returns the value.
|
|
*
|
|
* @param obj Object to call toString() on
|
|
* @return String value of object
|
|
*/
|
|
_strToString: function(obj) {
|
|
return obj.toString();
|
|
},
|
|
|
|
/**
|
|
* Gets the string value of an object representing the message
|
|
* value for a specified type.
|
|
*
|
|
* @param obj Object for which to get the string value
|
|
* @param type Message type
|
|
* @return String value of object
|
|
*/
|
|
_objToString: function(obj, type) {
|
|
var cb = this._typesStr[type];
|
|
var boundCb = cb.bind(this);
|
|
|
|
return boundCb(obj);
|
|
},
|
|
|
|
/**
|
|
* Reads an info token value from current set data.
|
|
*
|
|
* @return Info object
|
|
*/
|
|
_getInfo: function() {
|
|
var info = {};
|
|
info.key = this._getString();
|
|
info.value = this._getString();
|
|
|
|
return info;
|
|
},
|
|
|
|
/**
|
|
* Reads an hdata token value from current set data.
|
|
*
|
|
* @return Hdata object
|
|
*/
|
|
_getHdata: function() {
|
|
var self = this;
|
|
var paths;
|
|
var count;
|
|
var objs = [];
|
|
var hpath = this._getString();
|
|
|
|
var keys = this._getString().split(',');
|
|
paths = hpath.split('/');
|
|
count = this._getInt();
|
|
|
|
keys = keys.map(function(key) {
|
|
return key.split(':');
|
|
});
|
|
|
|
function runType() {
|
|
var tmp = {};
|
|
|
|
tmp.pointers = paths.map(function(path) {
|
|
return self._getPointer();
|
|
});
|
|
keys.forEach(function(key) {
|
|
tmp[key[0]] = self._runType(key[1]);
|
|
});
|
|
objs.push(tmp);
|
|
}
|
|
|
|
for (var i = 0; i < count; i++) {
|
|
runType();
|
|
}
|
|
|
|
return objs;
|
|
},
|
|
|
|
/**
|
|
* Reads a pointer token value from current set data.
|
|
*
|
|
* @return Pointer value
|
|
*/
|
|
_getPointer: function() {
|
|
return this._getStrNumber();
|
|
},
|
|
|
|
/**
|
|
* Reads a time token value from current set data.
|
|
*
|
|
* @return Time value (Date)
|
|
*/
|
|
_getTime: function() {
|
|
var str = this._getStrNumber();
|
|
|
|
return new Date(parseInt(str, 10) * 1000);
|
|
},
|
|
|
|
/**
|
|
* Reads an integer token value from current set data.
|
|
*
|
|
* @return Integer value
|
|
*/
|
|
_getInt: function() {
|
|
var parsedData = new Uint8Array(this._getSlice(4));
|
|
|
|
return ((parsedData[0] & 0xff) << 24) |
|
|
((parsedData[1] & 0xff) << 16) |
|
|
((parsedData[2] & 0xff) << 8) |
|
|
(parsedData[3] & 0xff);
|
|
},
|
|
|
|
/**
|
|
* Reads a byte from current set data.
|
|
*
|
|
* @return Byte value (integer)
|
|
*/
|
|
_getByte: function() {
|
|
var parsedData = new Uint8Array(this._getSlice(1));
|
|
|
|
return parsedData[0];
|
|
},
|
|
|
|
/**
|
|
* Reads a character token value from current set data.
|
|
*
|
|
* @return Character (string)
|
|
*/
|
|
_getChar: function() {
|
|
return this._getByte();
|
|
},
|
|
|
|
/**
|
|
* Reads a string token value from current set data.
|
|
*
|
|
* @return String value
|
|
*/
|
|
_getString: function() {
|
|
var l = this._getInt();
|
|
|
|
if (l > 0) {
|
|
var s = this._getSlice(l);
|
|
var parsedData = new Uint8Array(s);
|
|
|
|
return WeeChatProtocol._uia2s(parsedData);
|
|
}
|
|
|
|
return "";
|
|
},
|
|
|
|
/**
|
|
* Reads a message header from current set data.
|
|
*
|
|
* @return Header object
|
|
*/
|
|
_getHeader: function() {
|
|
var len = this._getInt();
|
|
var comp = this._getByte();
|
|
|
|
return {
|
|
length: len,
|
|
compression: comp
|
|
};
|
|
},
|
|
|
|
/**
|
|
* Reads a message header ID from current set data.
|
|
*
|
|
* @return Message ID (string)
|
|
*/
|
|
_getId: function() {
|
|
return this._getString();
|
|
},
|
|
|
|
/**
|
|
* Reads an arbitrary object token from current set data.
|
|
*
|
|
* @return Object value
|
|
*/
|
|
_getObject: function() {
|
|
var self = this;
|
|
var type = this._getType();
|
|
|
|
if (type) {
|
|
return {
|
|
type: type,
|
|
content: self._runType(type)
|
|
};
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Reads an hash table token from current set data.
|
|
*
|
|
* @return Hash table
|
|
*/
|
|
_getHashTable: function() {
|
|
var self = this;
|
|
var typeKeys, typeValues, count;
|
|
var dict = {};
|
|
|
|
typeKeys = this._getType();
|
|
typeValues = this._getType();
|
|
count = this._getInt();
|
|
|
|
for (var i = 0; i < count; ++i) {
|
|
var key = self._runType(typeKeys);
|
|
var keyStr = self._objToString(key, typeKeys);
|
|
var value = self._runType(typeValues);
|
|
dict[keyStr] = value;
|
|
}
|
|
|
|
return dict;
|
|
},
|
|
|
|
/**
|
|
* Reads an array token from current set data.
|
|
*
|
|
* @return Array
|
|
*/
|
|
_getArray: function() {
|
|
var self = this;
|
|
var type;
|
|
var count;
|
|
var values;
|
|
|
|
type = this._getType();
|
|
count = this._getInt();
|
|
values = [];
|
|
|
|
for (var i = 0; i < count; i++) {
|
|
values.push(self._runType(type));
|
|
}
|
|
|
|
return values;
|
|
},
|
|
|
|
/**
|
|
* Reads a specified number of bytes from current set data.
|
|
*
|
|
* @param length Number of bytes to read
|
|
* @return Sliced array
|
|
*/
|
|
_getSlice: function(length) {
|
|
if (this.dataAt + length > this._data.byteLength) {
|
|
return null;
|
|
}
|
|
|
|
var slice = this._data.slice(this._dataAt, this._dataAt + length);
|
|
|
|
this._dataAt += length;
|
|
|
|
return slice;
|
|
},
|
|
|
|
/**
|
|
* Sets the current data.
|
|
*
|
|
* @param data Current data
|
|
*/
|
|
_setData: function(data) {
|
|
this._data = data;
|
|
},
|
|
|
|
|
|
/**
|
|
* Add the ID to the previously formatted command
|
|
*
|
|
* @param id Command ID
|
|
* @param command previously formatted command
|
|
*/
|
|
setId: function(id, command) {
|
|
return '(' + id + ') ' + command;
|
|
},
|
|
|
|
/**
|
|
* Parses a WeeChat message.
|
|
*
|
|
* @param data Message data (ArrayBuffer)
|
|
* @return Message value
|
|
*/
|
|
parse: function(data, optionsValues) {
|
|
var self = this;
|
|
|
|
this._setData(data);
|
|
this._dataAt = 0;
|
|
|
|
var header = this._getHeader();
|
|
|
|
if (header.compression) {
|
|
var raw = new Uint8Array(data, 5); // skip first five bytes (header, 4B size, 1B compression flag)
|
|
var inflate = new Zlib.Inflate(raw);
|
|
var plain = inflate.decompress();
|
|
this._setData(plain.buffer);
|
|
this._dataAt = 0; // reset position in data, as the header is not part of the decompressed data
|
|
}
|
|
|
|
var id = this._getId();
|
|
var objects = [];
|
|
var object = this._getObject();
|
|
|
|
while (object) {
|
|
objects.push(object);
|
|
object = self._getObject();
|
|
}
|
|
var msg = {
|
|
header: header,
|
|
id: id,
|
|
objects: objects
|
|
};
|
|
|
|
return msg;
|
|
}
|
|
};
|
|
|
|
exports.Protocol = WeeChatProtocol;
|
|
})();
|
|
})(typeof exports === "undefined" ? this.weeChat = {} : exports);
|