7 examples of 'ajax nocache' in JavaScript

342
noCache() {
343
  this.setHeader('Cache-Control', 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0');
344
  this.setHeader('Pragma', 'no-cache');
345
  return this;
346
}

42
public getCached (url: string, defaultValue?: any) {
43
  return this.cache[url] || defaultValue
44
}

65
}, function notFoundLRU() {
66
  Debug.debug(`DataURL: URL ${url} not found in LRU. Look for AJAX`);
67
  return doByUrl(url, headers, options);
68
});

57
return doByUrl(url, headers, options).catch(function notFoundAjax() {
58
  Debug.debug('DataURL: Failed in retrieving URL by AJAX. Fallback to cached version');
59
  return data.data;
60
});

100
return doByUrl(url, headers, options).catch(function notFoundForceAjax() {
101
  // If ajax fails (no internet), go for LRU
102
  return doLRU(url, options).then(function foundLRUForceAjax(data) {
103
    return data.data;
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  });
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});

95
private addNoCacheToUrl(url: string) {
96
  const separator = url.indexOf('?') === -1 ? '?' : '&';
97
  const returnUrl = url + separator + 'noCache=' + new Date().getTime();
98
99
  return returnUrl;
100
}

56
export function fromCache(url, cacheTime, updateCache, updateArguments) {
57
    var cachedData = localStorage.getItem(url);
58
    if (cachedData && cacheTime > Date.now()) {
59
        return Promise.resolve(html`<div class="root" innerHTML="${cachedData}"></div>`);
60
    }
61
    return new Promise((accept, reject) => {
62
        updateCache(url, updateArguments).then(parsedHtml => {
63
            localStorage.setItem(url, parsedHtml);
64
            localStorage.setItem("timestamp_" + url, Date.now());
65
            setTimeout(() => accept(html`<div class="root" innerHTML="${parsedHtml}"></div>`), 1);
66
        }).catch(e => reject(e));
67
    });
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}