Files
Umbraco-CMS/src/Umbraco.Web.UI.Client/lib/umbraco/Extensions.js

330 lines
11 KiB
JavaScript

(function () {
//JavaScript extension methods on the core JavaScript objects (like String, Date, etc...)
if (!Date.prototype.toIsoDateTimeString) {
/** Converts a Date object to a globally acceptable ISO string, NOTE: This is different from the built in
JavaScript toISOString method which returns date/time like "2013-08-07T02:04:11.487Z" but we want "yyyy-MM-dd HH:mm:ss" */
Date.prototype.toIsoDateTimeString = function (str) {
var month = (this.getMonth() + 1).toString();
if (month.length === 1) {
month = "0" + month;
}
var day = this.getDate().toString();
if (day.length === 1) {
day = "0" + day;
}
var hour = this.getHours().toString();
if (hour.length === 1) {
hour = "0" + hour;
}
var mins = this.getMinutes().toString();
if (mins.length === 1) {
mins = "0" + mins;
}
var secs = this.getSeconds().toString();
if (secs.length === 1) {
secs = "0" + secs;
}
return this.getFullYear() + "-" + month + "-" + day + " " + hour + ":" + mins + ":" + secs;
};
}
if (!Date.prototype.toIsoDateString) {
/** Converts a Date object to a globally acceptable ISO string, NOTE: This is different from the built in
JavaScript toISOString method which returns date/time like "2013-08-07T02:04:11.487Z" but we want "yyyy-MM-dd" */
Date.prototype.toIsoDateString = function (str) {
var month = (this.getMonth() + 1).toString();
if (month.length === 1) {
month = "0" + month;
}
var day = this.getDate().toString();
if (day.length === 1) {
day = "0" + day;
}
return this.getFullYear() + "-" + month + "-" + day;
};
}
//create guid method on the String
if (String.CreateGuid == null) {
/** generates a new Guid */
String.CreateGuid = function () {
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
return v.toString(16);
});
};
}
if (!window.__debug__) {
/** global method to send debug statements to console that is cross browser (or at least checks if its possible)*/
window.__debug__ = function (msg, category, isErr) {
if (((typeof console) != "undefined") && console.log && console.error) {
if (isErr) console.error(category + ": " + msg);
else console.log(category + ": " + msg);
}
};
}
if (!String.prototype.startsWith) {
/** startsWith extension method for string */
String.prototype.startsWith = function (str) {
return this.substr(0, str.length) === str;
};
}
if (!String.prototype.endsWith) {
/** endsWith extension method for string*/
String.prototype.endsWith = function (str) {
return this.substr(this.length - str.length) === str;
};
}
/** trims the start of the string*/
String.prototype.trimStart = function (str) {
if (this.startsWith(str)) {
return this.substring(str.length);
}
return this;
};
/** trims the end of the string*/
String.prototype.trimEnd = function (str) {
if (this.endsWith(str)) {
return this.substring(0, this.length - str.length);
}
return this;
};
if (!String.prototype.utf8Encode) {
/** UTF8 encoder for string*/
String.prototype.utf8Encode = function () {
var str = this.replace(/\r\n/g, "\n");
var utftext = "";
for (var n = 0; n < str.length; n++) {
var c = str.charCodeAt(n);
if (c < 128) {
utftext += String.fromCharCode(c);
}
else if ((c > 127) && (c < 2048)) {
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
}
else {
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
};
}
if (!String.prototype.utf8Decode) {
/** UTF8 decoder for string*/
String.prototype.utf8Decode = function () {
var utftext = this;
var string = "";
var i = 0;
var c = c1 = c2 = 0;
while (i < utftext.length) {
c = utftext.charCodeAt(i);
if (c < 128) {
string += String.fromCharCode(c);
i++;
}
else if ((c > 191) && (c < 224)) {
c2 = utftext.charCodeAt(i + 1);
string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
i += 2;
}
else {
c2 = utftext.charCodeAt(i + 1);
c3 = utftext.charCodeAt(i + 2);
string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
i += 3;
}
}
return string;
};
}
if (!String.prototype.base64Encode) {
/** Base64 encoder for string*/
String.prototype.base64Encode = function () {
var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
var output = "";
var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
var i = 0;
var input = this.utf8Encode();
while (i < input.length) {
chr1 = input.charCodeAt(i++);
chr2 = input.charCodeAt(i++);
chr3 = input.charCodeAt(i++);
enc1 = chr1 >> 2;
enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
enc4 = chr3 & 63;
if (isNaN(chr2)) {
enc3 = enc4 = 64;
} else if (isNaN(chr3)) {
enc4 = 64;
}
output = output +
keyStr.charAt(enc1) + keyStr.charAt(enc2) +
keyStr.charAt(enc3) + keyStr.charAt(enc4);
}
return output;
};
}
if (!String.prototype.base64Decode) {
/** Base64 decoder for string*/
String.prototype.base64Decode = function () {
var input = this;
var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
var output = "";
var chr1, chr2, chr3;
var enc1, enc2, enc3, enc4;
var i = 0;
input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
while (i < input.length) {
enc1 = keyStr.indexOf(input.charAt(i++));
enc2 = keyStr.indexOf(input.charAt(i++));
enc3 = keyStr.indexOf(input.charAt(i++));
enc4 = keyStr.indexOf(input.charAt(i++));
chr1 = (enc1 << 2) | (enc2 >> 4);
chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
chr3 = ((enc3 & 3) << 6) | enc4;
output = output + String.fromCharCode(chr1);
if (enc3 != 64) {
output = output + String.fromCharCode(chr2);
}
if (enc4 != 64) {
output = output + String.fromCharCode(chr3);
}
}
return output.utf8Decode();
};
}
if (!Math.randomRange) {
/** randomRange extension for math*/
Math.randomRange = function (from, to) {
return Math.floor(Math.random() * (to - from + 1) + from);
};
}
if (!String.prototype.toCamelCase) {
/** toCamelCase extension method for string*/
String.prototype.toCamelCase = function () {
var s = this.toPascalCase();
if ($.trim(s) == "")
return "";
if (s.length > 1) {
var regex = /^([A-Z]*)([A-Z].*)/g;
if (s.match(regex)) {
var match = regex.exec(s);
s = match[1].toLowerCase() + match[2];
s = s.substr(0, 1).toLowerCase() + s.substr(1);
}
} else {
s = s.toLowerCase();
}
return s;
};
}
if (!String.prototype.toPascalCase) {
/** toPascalCase extension method for string*/
String.prototype.toPascalCase = function () {
var s = "";
$.each($.trim(this).split(/[\s\.-]+/g), function (idx, val) {
if ($.trim(val) == "")
return;
if (val.length > 1)
s += val.substr(0, 1).toUpperCase() + val.substr(1);
else
s += val.toUpperCase();
});
return s;
};
}
if (!String.prototype.toUmbracoAlias) {
/** toUmbracoAlias extension method for string*/
String.prototype.toUmbracoAlias = function () {
var s = this.replace(/[^a-zA-Z0-9\s\.-]+/g, ''); // Strip none alphanumeric chars
return s.toCamelCase(); // Convert to camelCase
};
}
if (!String.prototype.toFunction) {
/** Converts a string into a function if it is found */
String.prototype.toFunction = function () {
var arr = this.split(".");
var fn = (window || this);
for (var i = 0, len = arr.length; i < len; i++) {
fn = fn[arr[i]];
}
if (typeof fn !== "function") {
throw new Error("function not found");
}
return fn;
};
}
if (!String.prototype.detectIsJson) {
/** Rudimentary check to see if the string is a json encoded string */
String.prototype.detectIsJson = function () {
if ((this.startsWith("{") && this.endsWith("}")) || (this.startsWith("[") || this.endsWith("]"))) {
return true;
}
return false;
};
}
})();