libzim
Version:
Bindings to zimlib (read/write OpenZIM files)
476 lines (383 loc) • 14.5 kB
JavaScript
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Qs = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
;
var Stringify = require('./stringify');
var Parse = require('./parse');
module.exports = {
stringify: Stringify,
parse: Parse
};
},{"./parse":2,"./stringify":3}],2:[function(require,module,exports){
;
var Utils = require('./utils');
var internals = {
delimiter: '&',
depth: 5,
arrayLimit: 20,
parameterLimit: 1000,
strictNullHandling: false,
plainObjects: false,
allowPrototypes: false,
allowDots: false
};
internals.parseValues = function (str, options) {
var obj = {};
var parts = str.split(options.delimiter, options.parameterLimit === Infinity ? undefined : options.parameterLimit);
for (var i = 0; i < parts.length; ++i) {
var part = parts[i];
var pos = part.indexOf(']=') === -1 ? part.indexOf('=') : part.indexOf(']=') + 1;
if (pos === -1) {
obj[Utils.decode(part)] = '';
if (options.strictNullHandling) {
obj[Utils.decode(part)] = null;
}
} else {
var key = Utils.decode(part.slice(0, pos));
var val = Utils.decode(part.slice(pos + 1));
if (Object.prototype.hasOwnProperty.call(obj, key)) {
obj[key] = [].concat(obj[key]).concat(val);
} else {
obj[key] = val;
}
}
}
return obj;
};
internals.parseObject = function (chain, val, options) {
if (!chain.length) {
return val;
}
var root = chain.shift();
var obj;
if (root === '[]') {
obj = [];
obj = obj.concat(internals.parseObject(chain, val, options));
} else {
obj = options.plainObjects ? Object.create(null) : {};
var cleanRoot = root[0] === '[' && root[root.length - 1] === ']' ? root.slice(1, root.length - 1) : root;
var index = parseInt(cleanRoot, 10);
if (
!isNaN(index) &&
root !== cleanRoot &&
String(index) === cleanRoot &&
index >= 0 &&
(options.parseArrays && index <= options.arrayLimit)
) {
obj = [];
obj[index] = internals.parseObject(chain, val, options);
} else {
obj[cleanRoot] = internals.parseObject(chain, val, options);
}
}
return obj;
};
internals.parseKeys = function (givenKey, val, options) {
if (!givenKey) {
return;
}
// Transform dot notation to bracket notation
var key = options.allowDots ? givenKey.replace(/\.([^\.\[]+)/g, '[$1]') : givenKey;
// The regex chunks
var parent = /^([^\[\]]*)/;
var child = /(\[[^\[\]]*\])/g;
// Get the parent
var segment = parent.exec(key);
// Stash the parent if it exists
var keys = [];
if (segment[1]) {
// If we aren't using plain objects, optionally prefix keys
// that would overwrite object prototype properties
if (!options.plainObjects && Object.prototype.hasOwnProperty(segment[1])) {
if (!options.allowPrototypes) {
return;
}
}
keys.push(segment[1]);
}
// Loop through children appending to the array until we hit depth
var i = 0;
while ((segment = child.exec(key)) !== null && i < options.depth) {
i += 1;
if (!options.plainObjects && Object.prototype.hasOwnProperty(segment[1].replace(/\[|\]/g, ''))) {
if (!options.allowPrototypes) {
continue;
}
}
keys.push(segment[1]);
}
// If there's a remainder, just add whatever is left
if (segment) {
keys.push('[' + key.slice(segment.index) + ']');
}
return internals.parseObject(keys, val, options);
};
module.exports = function (str, opts) {
var options = opts || {};
options.delimiter = typeof options.delimiter === 'string' || Utils.isRegExp(options.delimiter) ? options.delimiter : internals.delimiter;
options.depth = typeof options.depth === 'number' ? options.depth : internals.depth;
options.arrayLimit = typeof options.arrayLimit === 'number' ? options.arrayLimit : internals.arrayLimit;
options.parseArrays = options.parseArrays !== false;
options.allowDots = typeof options.allowDots === 'boolean' ? options.allowDots : internals.allowDots;
options.plainObjects = typeof options.plainObjects === 'boolean' ? options.plainObjects : internals.plainObjects;
options.allowPrototypes = typeof options.allowPrototypes === 'boolean' ? options.allowPrototypes : internals.allowPrototypes;
options.parameterLimit = typeof options.parameterLimit === 'number' ? options.parameterLimit : internals.parameterLimit;
options.strictNullHandling = typeof options.strictNullHandling === 'boolean' ? options.strictNullHandling : internals.strictNullHandling;
if (
str === '' ||
str === null ||
typeof str === 'undefined'
) {
return options.plainObjects ? Object.create(null) : {};
}
var tempObj = typeof str === 'string' ? internals.parseValues(str, options) : str;
var obj = options.plainObjects ? Object.create(null) : {};
// Iterate over the keys and setup the new object
var keys = Object.keys(tempObj);
for (var i = 0; i < keys.length; ++i) {
var key = keys[i];
var newObj = internals.parseKeys(key, tempObj[key], options);
obj = Utils.merge(obj, newObj, options);
}
return Utils.compact(obj);
};
},{"./utils":4}],3:[function(require,module,exports){
;
var Utils = require('./utils');
var internals = {
delimiter: '&',
arrayPrefixGenerators: {
brackets: function (prefix) {
return prefix + '[]';
},
indices: function (prefix, key) {
return prefix + '[' + key + ']';
},
repeat: function (prefix) {
return prefix;
}
},
strictNullHandling: false,
skipNulls: false,
encode: true
};
internals.stringify = function (object, prefix, generateArrayPrefix, strictNullHandling, skipNulls, encode, filter, sort, allowDots) {
var obj = object;
if (typeof filter === 'function') {
obj = filter(prefix, obj);
} else if (Utils.isBuffer(obj)) {
obj = String(obj);
} else if (obj instanceof Date) {
obj = obj.toISOString();
} else if (obj === null) {
if (strictNullHandling) {
return encode ? Utils.encode(prefix) : prefix;
}
obj = '';
}
if (typeof obj === 'string' || typeof obj === 'number' || typeof obj === 'boolean') {
if (encode) {
return [Utils.encode(prefix) + '=' + Utils.encode(obj)];
}
return [prefix + '=' + obj];
}
var values = [];
if (typeof obj === 'undefined') {
return values;
}
var objKeys;
if (Array.isArray(filter)) {
objKeys = filter;
} else {
var keys = Object.keys(obj);
objKeys = sort ? keys.sort(sort) : keys;
}
for (var i = 0; i < objKeys.length; ++i) {
var key = objKeys[i];
if (skipNulls && obj[key] === null) {
continue;
}
if (Array.isArray(obj)) {
values = values.concat(internals.stringify(obj[key], generateArrayPrefix(prefix, key), generateArrayPrefix, strictNullHandling, skipNulls, encode, filter, sort, allowDots));
} else {
values = values.concat(internals.stringify(obj[key], prefix + (allowDots ? '.' + key : '[' + key + ']'), generateArrayPrefix, strictNullHandling, skipNulls, encode, filter, sort, allowDots));
}
}
return values;
};
module.exports = function (object, opts) {
var obj = object;
var options = opts || {};
var delimiter = typeof options.delimiter === 'undefined' ? internals.delimiter : options.delimiter;
var strictNullHandling = typeof options.strictNullHandling === 'boolean' ? options.strictNullHandling : internals.strictNullHandling;
var skipNulls = typeof options.skipNulls === 'boolean' ? options.skipNulls : internals.skipNulls;
var encode = typeof options.encode === 'boolean' ? options.encode : internals.encode;
var sort = typeof options.sort === 'function' ? options.sort : null;
var allowDots = typeof options.allowDots === 'undefined' ? false : options.allowDots;
var objKeys;
var filter;
if (typeof options.filter === 'function') {
filter = options.filter;
obj = filter('', obj);
} else if (Array.isArray(options.filter)) {
objKeys = filter = options.filter;
}
var keys = [];
if (typeof obj !== 'object' || obj === null) {
return '';
}
var arrayFormat;
if (options.arrayFormat in internals.arrayPrefixGenerators) {
arrayFormat = options.arrayFormat;
} else if ('indices' in options) {
arrayFormat = options.indices ? 'indices' : 'repeat';
} else {
arrayFormat = 'indices';
}
var generateArrayPrefix = internals.arrayPrefixGenerators[arrayFormat];
if (!objKeys) {
objKeys = Object.keys(obj);
}
if (sort) {
objKeys.sort(sort);
}
for (var i = 0; i < objKeys.length; ++i) {
var key = objKeys[i];
if (skipNulls && obj[key] === null) {
continue;
}
keys = keys.concat(internals.stringify(obj[key], key, generateArrayPrefix, strictNullHandling, skipNulls, encode, filter, sort, allowDots));
}
return keys.join(delimiter);
};
},{"./utils":4}],4:[function(require,module,exports){
;
var hexTable = (function () {
var array = new Array(256);
for (var i = 0; i < 256; ++i) {
array[i] = '%' + ((i < 16 ? '0' : '') + i.toString(16)).toUpperCase();
}
return array;
}());
exports.arrayToObject = function (source, options) {
var obj = options.plainObjects ? Object.create(null) : {};
for (var i = 0; i < source.length; ++i) {
if (typeof source[i] !== 'undefined') {
obj[i] = source[i];
}
}
return obj;
};
exports.merge = function (target, source, options) {
if (!source) {
return target;
}
if (typeof source !== 'object') {
if (Array.isArray(target)) {
target.push(source);
} else if (typeof target === 'object') {
target[source] = true;
} else {
return [target, source];
}
return target;
}
if (typeof target !== 'object') {
return [target].concat(source);
}
var mergeTarget = target;
if (Array.isArray(target) && !Array.isArray(source)) {
mergeTarget = exports.arrayToObject(target, options);
}
return Object.keys(source).reduce(function (acc, key) {
var value = source[key];
if (Object.prototype.hasOwnProperty.call(acc, key)) {
acc[key] = exports.merge(acc[key], value, options);
} else {
acc[key] = value;
}
return acc;
}, mergeTarget);
};
exports.decode = function (str) {
try {
return decodeURIComponent(str.replace(/\+/g, ' '));
} catch (e) {
return str;
}
};
exports.encode = function (str) {
// This code was originally written by Brian White (mscdex) for the io.js core querystring library.
// It has been adapted here for stricter adherence to RFC 3986
if (str.length === 0) {
return str;
}
var string = typeof str === 'string' ? str : String(str);
var out = '';
for (var i = 0; i < string.length; ++i) {
var c = string.charCodeAt(i);
if (
c === 0x2D || // -
c === 0x2E || // .
c === 0x5F || // _
c === 0x7E || // ~
(c >= 0x30 && c <= 0x39) || // 0-9
(c >= 0x41 && c <= 0x5A) || // a-z
(c >= 0x61 && c <= 0x7A) // A-Z
) {
out += string.charAt(i);
continue;
}
if (c < 0x80) {
out = out + hexTable[c];
continue;
}
if (c < 0x800) {
out = out + (hexTable[0xC0 | (c >> 6)] + hexTable[0x80 | (c & 0x3F)]);
continue;
}
if (c < 0xD800 || c >= 0xE000) {
out = out + (hexTable[0xE0 | (c >> 12)] + hexTable[0x80 | ((c >> 6) & 0x3F)] + hexTable[0x80 | (c & 0x3F)]);
continue;
}
i += 1;
c = 0x10000 + (((c & 0x3FF) << 10) | (string.charCodeAt(i) & 0x3FF));
out += (hexTable[0xF0 | (c >> 18)] + hexTable[0x80 | ((c >> 12) & 0x3F)] + hexTable[0x80 | ((c >> 6) & 0x3F)] + hexTable[0x80 | (c & 0x3F)]);
}
return out;
};
exports.compact = function (obj, references) {
if (typeof obj !== 'object' || obj === null) {
return obj;
}
var refs = references || [];
var lookup = refs.indexOf(obj);
if (lookup !== -1) {
return refs[lookup];
}
refs.push(obj);
if (Array.isArray(obj)) {
var compacted = [];
for (var i = 0; i < obj.length; ++i) {
if (typeof obj[i] !== 'undefined') {
compacted.push(obj[i]);
}
}
return compacted;
}
var keys = Object.keys(obj);
for (var j = 0; j < keys.length; ++j) {
var key = keys[j];
obj[key] = exports.compact(obj[key], refs);
}
return obj;
};
exports.isRegExp = function (obj) {
return Object.prototype.toString.call(obj) === '[object RegExp]';
};
exports.isBuffer = function (obj) {
if (obj === null || typeof obj === 'undefined') {
return false;
}
return !!(obj.constructor && obj.constructor.isBuffer && obj.constructor.isBuffer(obj));
};
},{}]},{},[1])(1)
});