glowing-bear/js/weechat.js

829 lines
20 KiB
JavaScript

(function(exports) {// http://weechat.org/files/doc/devel/weechat_dev.en.html#color_codes_in_strings
(function() {
// http://weechat.org/files/doc/devel/weechat_dev.en.html#color_codes_in_strings
var part, fg, bg, attrs;
// XTerm 8-bit pallete
var colors = [
'#666666', '#AA0000', '#00AA00', '#AA5500', '#0000AA',
'#AA00AA', '#00AAAA', '#AAAAAA', '#555555', '#FF5555',
'#55FF55', '#FFFF55', '#5555FF', '#FF55FF', '#55FFFF',
'#FFFFFF', '#666666', '#00005F', '#000087', '#0000AF',
'#0000D7', '#0000FF', '#005F00', '#005F5F', '#005F87',
'#005FAF', '#005FD7', '#005FFF', '#008700', '#00875F',
'#008787', '#0087AF', '#0087D7', '#00AF00', '#00AF5F',
'#00AF87', '#00AFAF', '#00AFD7', '#00AFFF', '#00D700',
'#00D75F', '#00D787', '#00D7AF', '#00D7D7', '#00D7FF',
'#00FF00', '#00FF5F', '#00FF87', '#00FFAF', '#00FFD7',
'#00FFFF', '#5F0000', '#5F005F', '#5F0087', '#5F00AF',
'#5F00D7', '#5F00FF', '#5F5F00', '#5F5F5F', '#5F5F87',
'#5F5FAF', '#5F5FD7', '#5F5FFF', '#5F8700', '#5F875F',
'#5F8787', '#5F87AF', '#5F87D7', '#5F87FF', '#5FAF00',
'#5FAF5F', '#5FAF87', '#5FAFAF', '#5FAFD7', '#5FAFFF',
'#5FD700', '#5FD75F', '#5FD787', '#5FD7AF', '#5FD7D7',
'#5FD7FF', '#5FFF00', '#5FFF5F', '#5FFF87', '#5FFFAF',
'#5FFFD7', '#5FFFFF', '#870000', '#87005F', '#870087',
'#8700AF', '#8700D7', '#8700FF', '#875F00', '#875F5F',
'#875F87', '#875FAF', '#875FD7', '#875FFF', '#878700',
'#87875F', '#878787', '#8787AF', '#8787D7', '#8787FF',
'#87AF00', '#87AF5F', '#87AF87', '#87AFAF', '#87AFD7',
'#87AFFF', '#87D700', '#87D75F', '#87D787', '#87D7AF',
'#87D7D7', '#87D7FF', '#87FF00', '#87FF5F', '#87FF87',
'#87FFAF', '#87FFD7', '#87FFFF', '#AF0000', '#AF005F',
'#AF0087', '#AF00AF', '#AF00D7', '#AF00FF', '#AF5F00',
'#AF5F5F', '#AF5F87', '#AF5FAF', '#AF5FD7', '#AF5FFF',
'#AF8700', '#AF875F', '#AF8787', '#AF87AF', '#AF87D7',
'#AF87FF', '#AFAF00', '#AFAF5F', '#AFAF87', '#AFAFAF',
'#AFAFD7', '#AFAFFF', '#AFD700', '#AFD75F', '#AFD787',
'#AFD7AF', '#AFD7D7', '#AFD7FF', '#AFFF00', '#AFFF5F',
'#AFFF87', '#AFFFAF', '#AFFFD7', '#AFFFFF', '#D70000',
'#D7005F', '#D70087', '#D700AF', '#D700D7', '#D700FF',
'#D75F00', '#D75F5F', '#D75F87', '#D75FAF', '#D75FD7',
'#D75FFF', '#D78700', '#D7875F', '#D78787', '#D787AF',
'#D787D7', '#D787FF', '#D7AF00', '#D7AF5F', '#D7AF87',
'#D7AFAF', '#D7AFD7', '#D7AFFF', '#D7D700', '#D7D75F',
'#D7D787', '#D7D7AF', '#D7D7D7', '#D7D7FF', '#D7FF00',
'#D7FF5F', '#D7FF87', '#D7FFAF', '#D7FFD7', '#D7FFFF',
'#FF0000', '#FF005F', '#FF0087', '#FF00AF', '#FF00D7',
'#FF00FF', '#FF5F00', '#FF5F5F', '#FF5F87', '#FF5FAF',
'#FF5FD7', '#FF5FFF', '#FF8700', '#FF875F', '#FF8787',
'#FF87AF', '#FF87D7', '#FF87FF', '#FFAF00', '#FFAF5F',
'#FFAF87', '#FFAFAF', '#FFAFD7', '#FFAFFF', '#FFD700',
'#FFD75F', '#FFD787', '#FFD7AF', '#FFD7D7', '#FFD7FF',
'#FFFF00', '#FFFF5F', '#FFFF87', '#FFFFAF', '#FFFFD7',
'#FFFFFF', '#080808', '#121212', '#1C1C1C', '#262626',
'#303030', '#3A3A3A', '#444444', '#4E4E4E', '#585858',
'#626262', '#6C6C6C', '#767676', '#808080', '#8A8A8A',
'#949494', '#9E9E9E', '#A8A8A8', '#B2B2B2', '#BCBCBC',
'#C6C6C6', '#D0D0D0', '#DADADA', '#E4E4E4', '#EEEEEE'
];
// Push the basic color list on top of the extended color list
// and then when weechat requests a basic color (0-15) we rewrite
// it to be a number in the extended color table
colors.push.apply(colors, ['', 'black', 'darkgray', 'darkred', 'red', 'darkgreen', 'lightgreen', 'brown',
'yellow', 'darkblue', 'lightblue', 'darkmagenta', 'magenta', 'darkcyan', 'lightcyan', 'gray', 'white'
]);
function setAttrs() {
while (part.match(/^[\*\/\_\|]/)) {
attrs.push(part.charAt(0));
part = part.slice(1);
}
}
function getColor() {
var c;
if (part.match(/^@/)) {
c = part.slice(1, 6);
part = part.slice(6);
} else {
c = part.slice(0, 2);
// Rewrite the basic color value to the part in the extended
// palette where we store the basic colors
c = parseInt(c, 10) + 255;
part = part.slice(2);
}
return c;
}
function prepareCss(color) {
/*
* Translates a weechat color to CSS
*/
return 'color: ' + color;
}
var prefixes = {
'\x19': function() {
if (part.match(/^F/)) {
part = part.slice(1);
setAttrs();
fg = getColor();
} else if (part.match(/^B/)) {
part = part.slice(1);
setAttrs();
bg = getColor();
} else {
setAttrs();
fg = getColor();
if (part.match(/^,/)) {
part = part.slice(1);
bg = getColor();
}
}
},
'\x1A': function() {
// Don't know what to do
},
'\x1B': function() {
attrs = [];
},
'\x1C': function() {
fg = '';
bg = '';
}
};
function parse(text) {
if (!text) {
return text;
}
var f, parts = text.split(/(\x19|\x1A|\x1B|\x1C)/);
if (parts.length === 1) return [{
text: parts[0]
}];
attrs = [];
return parts.map(function(p) {
var res, tmp = prefixes[p.charAt(0)];
if (f) {
part = p;
f();
res = {
text: part,
fg: colors[parseInt(fg, 10)],
bg: colors[parseInt(bg, 10)],
attrs: attrs
};
if (!res.fg) res.fg = fg;
if (!res.bg) res.bg = bg;
}
f = tmp;
return res;
}).filter(function(p) {
return p;
});
}
exports.color = {
prepareCss: prepareCss,
parse: parse
};
})();
;/**
* 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 message 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 message types
this._typesStr = {
'chr': this._strDirect,
'str': this._strDirect,
'int': this._strToString,
'tim': this._strToString,
'ptr': this._strDirect
};
};
/**
* Unsigned integer array to string.
*
* @param uia Unsigned integer array
* @return Decoded string
*/
WeeChatProtocol._uia2s = function(uia) {
var str = [];
for (var c = 0; c < uia.length; c++) {
str.push(String.fromCharCode(uia[c]));
}
return decodeURIComponent(escape(str.join('')));
};
/**
* 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';
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: 'off'
};
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();
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;
},
/**
* Parses a WeeChat message.
*
* @param data Message data (ArrayBuffer)
* @return Message value
*/
parse: function(data) {
var self = this;
this._setData(data);
this._dataAt = 0;
var header = this._getHeader();
var id = this._getId();
var objects = [];
var object = this._getObject();
while (object) {
objects.push(object);
object = self._getObject();
}
return {
header: header,
id: id,
objects: objects,
};
}
};
exports.Protocol = WeeChatProtocol;
})();
})(typeof exports === "undefined" ? this.weeChat = {} : exports)