76 lines
2.2 KiB
JavaScript
76 lines
2.2 KiB
JavaScript
/* Xeslint-disable */
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/////////////////////////////////
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// General utility library
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//
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export default {
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///////////////////////////////
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// CLEAN OBJECT
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// Clear all properties from object without resorting to assigning a new object (o={})
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// which can be problematic in some cases (IE bugs, watched data items in forms etc)
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removeAllPropertiesFromObject: function(o) {
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for (var variableKey in o) {
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if (o.hasOwnProperty(variableKey)) {
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delete o[variableKey];
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}
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}
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},
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/**
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* Copy a string to clipboard
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* @param {String} string The string to be copied to clipboard
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* @return {Boolean} returns a boolean correspondent to the success of the copy operation.
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* Modified from an example here: https://stackoverflow.com/a/53951634/8939
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* Basically a fallback if navigator.clipboard is not available
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*/
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copyToClipboard: function(string) {
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let textarea;
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let result;
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if (navigator && navigator.clipboard) {
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navigator.clipboard.writeText(string);
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} else {
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try {
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textarea = document.createElement("textarea");
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textarea.setAttribute("readonly", true);
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textarea.setAttribute("contenteditable", true);
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textarea.style.position = "fixed"; // prevent scroll from jumping to the bottom when focus is set.
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textarea.value = string;
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document.body.appendChild(textarea);
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textarea.focus();
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textarea.select();
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const range = document.createRange();
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range.selectNodeContents(textarea);
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const sel = window.getSelection();
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sel.removeAllRanges();
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sel.addRange(range);
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textarea.setSelectionRange(0, textarea.value.length);
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result = document.execCommand("copy");
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} catch (err) {
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//console.error(err);
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result = null;
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} finally {
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document.body.removeChild(textarea);
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}
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// manual copy fallback using prompt
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if (!result) {
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const isMac = navigator.platform.toUpperCase().indexOf("MAC") >= 0;
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const copyHotkey = isMac ? "⌘C" : "CTRL+C";
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result = prompt(`Press ${copyHotkey}`, string);
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if (!result) {
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return false;
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}
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}
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}
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return true;
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}
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//new functions above here
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};
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