ztra / ecology · Files

Go to a project
Ext.ux.util_wev8.js 12.8 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 
// vim: ts=4:sw=4:nu:fdc=4:nospell
/*global Ext */
/**
 * @singleton 
 * @class Ext.ux.util
 *
 * Contains utilities that do not fit elsewhere
 *
 * @author     Ing. Jozef Sak谩lo拧
 * @copyright  (c) 2009, Ing. Jozef Sak谩lo拧
 * @version    1.0
 * @date       30. January 2009
 * @revision   $Id: Ext.ux.util_wev8.js 620 2009-03-09 12:41:44Z jozo $
 *
 * @license
 * Ext.ux.util_wev8.js is licensed under the terms of
 * the Open Source LGPL 3.0 license.  Commercial use is permitted to the extent
 * that the code/component(s) do NOT become part of another Open Source or Commercially
 * licensed development library or toolkit without explicit permission.
 *
 * <p>License details: <a href="http://www.gnu.org/licenses/lgpl.html"
 * target="_blank">http://www.gnu.org/licenses/lgpl.html</a></p>
 *
 * @donate
 * <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_blank">
 * <input type="hidden" name="cmd" value="_s-xclick">
 * <input type="hidden" name="hosted_button_id" value="3430419">
 * <input type="image" src="https://www.paypal.com/en_US/i/btn/x-click-butcc-donate_wev8.gif" 
 * border="0" name="submit" alt="PayPal - The safer, easier way to pay online.">
 * <img alt="" border="0" src="https://www.paypal.com/en_US/i/scr/pixel_wev8.gif" width="1" height="1">
 * </form>
 */

Ext.ns('Ext.ux.util');

// {{{
/**
 * @param {String} s
 * @return {String} MD5 sum
 * Calculates MD5 sum of the argument
 * @forum   28460
 * @author  <a href="http://extjs.com/forum/member.php?u=13648">wm003</a>
 * @version 1.0
 * @date    20. March 2008
 *
 */
Ext.ux.util.MD5 = function(s) {
    var hexcase = 0;
    var chrsz = 8;

    function safe_add(x, y){
        var lsw = (x & 0xFFFF) + (y & 0xFFFF);
        var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
        return (msw << 16) | (lsw & 0xFFFF);
    }
    function bit_rol(num, cnt){
        return (num << cnt) | (num >>> (32 - cnt));
    }
    function md5_cmn(q, a, b, x, s, t){
        return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
    }
    function md5_ff(a, b, c, d, x, s, t){
        return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
    }
    function md5_gg(a, b, c, d, x, s, t){
        return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
    }
    function md5_hh(a, b, c, d, x, s, t){
        return md5_cmn(b ^ c ^ d, a, b, x, s, t);
    }
    function md5_ii(a, b, c, d, x, s, t){
        return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
    }

    function core_md5(x, len){
        x[len >> 5] |= 0x80 << ((len) % 32);
        x[(((len + 64) >>> 9) << 4) + 14] = len;
        var a =  1732584193;
        var b = -271733879;
        var c = -1732584194;
        var d =  271733878;
        for(var i = 0; i < x.length; i += 16){
            var olda = a;
            var oldb = b;
            var oldc = c;
            var oldd = d;
            a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
            d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
            c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
            b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
            a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
            d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
            c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
            b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
            a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
            d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
            c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
            b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
            a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
            d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
            c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
            b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
            a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
            d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
            c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
            b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
            a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
            d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
            c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
            b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
            a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
            d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
            c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
            b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
            a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
            d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
            c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
            b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
            a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
            d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
            c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
            b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
            a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
            d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
            c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
            b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
            a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
            d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
            c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
            b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
            a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
            d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
            c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
            b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
            a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
            d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
            c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
            b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
            a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
            d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
            c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
            b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
            a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
            d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
            c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
            b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
            a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
            d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
            c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
            b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
            a = safe_add(a, olda);
            b = safe_add(b, oldb);
            c = safe_add(c, oldc);
            d = safe_add(d, oldd);
        }
        return [a, b, c, d];
    }
    function str2binl(str){
        var bin = [];
        var mask = (1 << chrsz) - 1;
        for(var i = 0; i < str.length * chrsz; i += chrsz) {
            bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32);
        }
        return bin;
    }
    function binl2hex(binarray){
        var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
        var str = "";
        for(var i = 0; i < binarray.length * 4; i++) {
            str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) + hex_tab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
        }
        return str;
    }
    return binl2hex(core_md5(str2binl(s), s.length * chrsz));
};  
// }}}
// {{{
/**
 * Clone Function
 * @param {Object/Array} o Object or array to clone
 * @return {Object/Array} Deep clone of an object or an array
 * @author Ing. Jozef Sak谩lo拧
 */
Ext.ux.util.clone = function(o) {
	if(!o || 'object' !== typeof o) {
		return o;
	}
	if('function' === typeof o.clone) {
		return o.clone();
	}
	var c = '[object Array]' === Object.prototype.toString.call(o) ? [] : {};
	var p, v;
	for(p in o) {
		if(o.hasOwnProperty(p)) {
			v = o[p];
			if(v && 'object' === typeof v) {
				c[p] = Ext.ux.util.clone(v);
			}
			else {
				c[p] = v;
			}
		}
	}
	return c;
}; // eo function clone
// }}}
// {{{
/**
 * Copies the source object properties with names that match target object properties to the target. 
 * Undefined properties of the source object are ignored even if names match.
 * This way it is possible to create a target object with defaults, apply source to it not overwriting 
 * target defaults with <code>undefined</code> values of source.
 * @param {Object} t The target object
 * @param {Object} s (optional) The source object. Equals to scope in which the function runs if omitted. That 
 * allows to set this function as method of any object and then call it in the scope of that object. E.g.:
 * <pre>
 * var p = new Ext.Panel({
 * &nbsp;	 prop1:11
 * &nbsp;	,prop2:22
 * &nbsp;	,<b>applyMatching:Ext.ux.util.applyMatching</b>
 * &nbsp;	// ...
 * });
 * var t = p.applyMatching({prop1:0, prop2:0, prop3:33});
 * </pre>
 * The resulting object:
 * <pre>
 * t = {prop1:11, prop2:22, prop3:33};
 * </pre>
 * @return {Object} Original passed target object with properties updated from source
 */
Ext.ux.util.applyMatching = function(t, s) {
	var s = s || this;
	for(var p in t) {
		if(t.hasOwnProperty(p) && undefined !== s[p]) {
			t[p] = s[p];
		}
	}
	return t;
}; // eo function applyMatching
// }}}

// conditional override
// {{{
/**
 * Same as {@link Ext#override} but overrides only if method does not exist in the target class
 * @member Ext
 * @param {Object} origclass
 * @param {Object} overrides
 */
Ext.overrideIf = 'function' === typeof Ext.overrideIf ? Ext.overrideIf : function(origclass, overrides) {
	if(overrides) {
		var p = origclass.prototype;
		for(var method in overrides) {
			if(!p[method]) {
				p[method] = overrides[method];
			}
		}
	}
};
// }}}

// RegExp
// {{{
/**
 * @class RegExp
 */
if('function' !== typeof RegExp.escape) {
	/**
	 * Escapes regular expression
	 * @param {String} s
	 * @return {String} The escaped string
	 * @static
	 */
	RegExp.escape = function(s) {
		if('string' !== typeof s) {
			return s;
		}
		return s.replace(/([.*+?\^=!:${}()|\[\]\/\\])/g, '\\$1');
	};
}
Ext.overrideIf(RegExp, {

	/**
	 * Clones RegExp object
	 * @return {RegExp} Clone of this RegExp
	 */
	 clone:function() {
		return new RegExp(this);
	} // eo function clone
});
// }}}

// Array
// {{{
Ext.overrideIf(Array, {
	// {{{
	/**
	 * One dimensional copy. Use {@link Ext.ux.util#clone Ext.ux.util.clone} to deeply clone an Array.
	 * @member Array
	 * @return {Array} New Array that is copy of this
	 */
	 copy:function() {
		var a = [];
		for(var i = 0, l = this.length; i < l; i++) {
			a.push(this[i]);
		}
		return a;
	} // eo function copy
	// }}}
	// {{{
	/**
	 * Not used anyway as Ext has its own indexOf
	 * @member Array
	 * @return {Integer} Index of v or -1 if not found
	 * @param {Mixed} v Value to find indexOf
	 * @param {Integer} b Starting index
	 */
	,indexOf:function(v, b) {
		for(var i = +b || 0, l = this.length; i < l; i++) {
			if(this[i] === v) { 
				return i; 
			}
		}
		return -1;
	} // eo function indexOf
	// }}}
	// {{{
	/**
	 * Returns intersection of this Array and passed arguments
	 * @member Array
	 * @return {Array} Intersection of this and passed arguments
	 * @param {Mixed} arg1 (optional)
	 * @param {Mixed} arg2 (optional)
	 * @param {Mixed} etc. (optional)
	 */
	,intersect:function() {
		if(!arguments.length) {
			return [];
		}
		var a1 = this, a2, a;
		for(var k = 0, ac = arguments.length; k < ac; k++) {
			a = [];
			a2 = arguments[k] || [];
			for(var i = 0, l = a1.length; i < l; i++) {
				if(-1 < a2.indexOf(a1[i])) {
					a.push(a1[i]);
				}
			}
			a1 = a;
		}
		return a.unique();
	} // eo function intesect
	// }}}
	// {{{
	/**
	 * Returns last index of passed argument
	 * @member Array
	 * @return {Integer} Index of v or -1 if not found
	 * @param {Mixed} v Value to find indexOf
	 * @param {Integer} b Starting index
	 */
	,lastIndexOf:function(v, b) {
		b = +b || 0;
		var i = this.length; 
		while(i-- > b) {
			if(this[i] === v) { 
				return i; 
			}
		}
		return -1;
	} // eof function lastIndexOf
	// }}}
	// {{{
	/**
	 * @member Array
	 * @return {Array} New Array that is union of this and passed arguments
	 * @param {Mixed} arg1 (optional)
	 * @param {Mixed} arg2 (optional)
	 * @param {Mixed} etc. (optional)
	 */
	,union:function() {
		var a = this.copy(), a1;
		for(var k = 0, ac = arguments.length; k < ac; k++) {
			a1 = arguments[k] || [];
			for(var i = 0, l = a1.length; i < l; i++) {
				a.push(a1[i]);
			}
		}
		return a.unique();
	} // eo function union
	// }}}
	// {{{
	/**
	 * Removes duplicates from array
	 * @member Array
	 * @return {Array} New Array with duplicates removed
	 */
	,unique:function() {
		var a = [], i, l = this.length;
		for(i = 0; i < l; i++) {
			if(a.indexOf(this[i]) < 0) { 
				a.push(this[i]); 
			}
		}
		return a;
	} // eo function unique
	// }}}

});
// }}}

// eof