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var $ = require("jquery");
var _ = require("lodash");
var actions = require("./actions.js");
window.$ = $;
window._ = _;
window.React = require("react");
var Key = {
UP: 38,
DOWN: 40,
PAGE_UP: 33,
PAGE_DOWN: 34,
HOME: 36,
END: 35,
LEFT: 37,
RIGHT: 39,
ENTER: 13,
ESC: 27,
TAB: 9,
SPACE: 32,
BACKSPACE: 8,
SHIFT: 16
};
// Add A-Z
for (var i = 65; i <= 90; i++) {
Key[String.fromCharCode(i)] = i;
}
var formatSize = function (bytes) {
if (bytes === 0)
return "0";
var prefix = ["b", "kb", "mb", "gb", "tb"];
for (var i = 0; i < prefix.length; i++) {
if (Math.pow(1024, i + 1) > bytes) {
break;
}
}
var precision;
if (bytes % Math.pow(1024, i) === 0)
precision = 0;
else
precision = 1;
return (bytes / Math.pow(1024, i)).toFixed(precision) + prefix[i];
};
var formatTimeDelta = function (milliseconds) {
var time = milliseconds;
var prefix = ["ms", "s", "min", "h"];
var div = [1000, 60, 60];
var i = 0;
while (Math.abs(time) >= div[i] && i < div.length) {
time = time / div[i];
i++;
}
return Math.round(time) + prefix[i];
};
var formatTimeStamp = function (seconds) {
var ts = (new Date(seconds * 1000)).toISOString();
return ts.replace("T", " ").replace("Z", "");
};
// At some places, we need to sort strings alphabetically descending,
// but we can only provide a key function.
// This beauty "reverses" a JS string.
var end = String.fromCharCode(0xffff);
function reverseString(s) {
return String.fromCharCode.apply(String,
_.map(s.split(""), function (c) {
return 0xffff - c.charCodeAt(0);
})
) + end;
}
function getCookie(name) {
var r = document.cookie.match(new RegExp("\\b" + name + "=([^;]*)\\b"));
return r ? r[1] : undefined;
}
var xsrf = $.param({_xsrf: getCookie("_xsrf")});
//Tornado XSRF Protection.
$.ajaxPrefilter(function (options) {
if (["post", "put", "delete"].indexOf(options.type.toLowerCase()) >= 0 && options.url[0] === "/") {
if(options.url.indexOf("?") === -1){
options.url += "?" + xsrf;
} else {
options.url += "&" + xsrf;
}
}
});
// Log AJAX Errors
$(document).ajaxError(function (event, jqXHR, ajaxSettings, thrownError) {
if (thrownError === "abort") {
return;
}
var message = jqXHR.responseText;
console.error(thrownError, message, arguments);
actions.EventLogActions.add_event(thrownError + ": " + message);
alert(message);
});
module.exports = {
formatSize: formatSize,
formatTimeDelta: formatTimeDelta,
formatTimeStamp: formatTimeStamp,
reverseString: reverseString,
Key: Key,
};
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