kopia lustrzana https://github.com/OpenDroneMap/WebODM
93 wiersze
2.5 KiB
JavaScript
93 wiersze
2.5 KiB
JavaScript
const FileSaver = require('file-saver');
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let escapeEntityMap = {
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"&": "&",
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"<": "<",
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">": ">",
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'"': '"',
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"'": ''',
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"/": '/'
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};
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export default {
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// to be used on individual strings
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escapeHtml: function(string) {
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return String(string).replace(/[&<>"'\/]/g, function (s) {
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return escapeEntityMap[s];
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});
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},
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// To be used with tagged templates
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html: function(pieces){
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let result = pieces[0];
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let substitutions = [].slice.call(arguments, 1);
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for (let i = 0; i < substitutions.length; ++i) {
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result += this.escapeHtml(substitutions[i]) + pieces[i + 1];
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}
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return result;
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},
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queryParams: function(location){
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let params = {};
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let paramsRaw = (location.search.replace("?", "").match(/([^&=]+)=?([^&]*)/g) || []);
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for (let i in paramsRaw){
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let parts = paramsRaw[i].split("=");
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params[parts[0]] = parts[1];
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}
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return params;
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},
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toSearchQuery: function(params){
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let parts = [];
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for (let k in params){
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parts.push(k + "=" + params[k]);
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}
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if (parts.length > 0) return "?" + parts.join("&");
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else return "";
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},
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replaceSearchQueryParam: function(location, param, value){
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let q = this.queryParams(location);
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q[param] = value;
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return this.toSearchQuery(q);
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},
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clone: function(obj){
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return JSON.parse(JSON.stringify(obj));
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},
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// "/a/b" --> http://localhost/a/b
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absoluteUrl: function(path, href = window.location.href){
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if (path[0] === '/') path = path.slice(1);
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let parser = document.createElement('a');
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parser.href = href;
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return `${parser.protocol}//${parser.host}/${path}`;
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},
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assert: function(condition, message) {
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if (!condition) {
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message = message || "Assertion failed";
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if (typeof Error !== "undefined") {
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throw new Error(message);
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}
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throw message; // Fallback
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}
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},
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getCurrentScriptDir: function(){
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let scripts= document.getElementsByTagName('script');
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let path= scripts[scripts.length-1].src.split('?')[0]; // remove any ?query
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let mydir= path.split('/').slice(0, -1).join('/')+'/'; // remove last filename part of path
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return mydir;
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},
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saveAs: function(text, filename){
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var blob = new Blob([text], {type: "text/plain;charset=utf-8"});
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FileSaver.saveAs(blob, filename);
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}
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};
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