Enhance detection of PV key validity in localStorage

This commit is contained in:
Cotes Chung 2021-04-07 15:01:23 +08:00
parent 11bcd7027d
commit 6341752986
2 changed files with 12 additions and 6 deletions

View file

@ -75,14 +75,20 @@ const PvStorage = (function () {
return PvStorage.getAllPageviews() > pv.totalsForAllResults["ga:pageviews"]; return PvStorage.getAllPageviews() > pv.totalsForAllResults["ga:pageviews"];
}, },
inspectKeys() { inspectKeys() {
if (localStorage.getItem(KEY_PV) === null for(let i = 0; i < localStorage.length; i++){
|| localStorage.getItem(KEY_CREATION) === null) { const key = localStorage.key(i);
localStorage.clear(); switch (key) {
case KEY_PV:
case KEY_CREATION:
break;
default:
localStorage.clear();
return;
}
} }
} }
}; };
}()); /* PvStorage */
}()); /* PvData */
function countUp(min, max, destId) { function countUp(min, max, destId) {
if (min < max) { if (min < max) {

View file

@ -3,4 +3,4 @@
* © 2019 Cotes Chung * © 2019 Cotes Chung
* MIT Licensed * MIT Licensed
*/ */
const getInitStatus=function(){let t=!1;return()=>{var e=t;return t=t||!0,e}}(),PvOpts=function(){function e(e){e=$(e).attr("content");return void 0!==e&&!1!==e}return{getProxyEndpoint(){return $("meta[name=pv-proxy-endpoint]").attr("content")},getLocalData(){return $("meta[name=pv-cache-path]").attr("content")},hasProxyEndpoint(){return e("meta[name=pv-proxy-endpoint]")},hasLocalData(){return e("meta[name=pv-cache-path]")}}}(),PvStorage=function(){const t="pv",a="pv_created_date";function n(e,t){localStorage.setItem(e,t)}return{hasCache(){return null!==localStorage.getItem(t)},getCache(){return JSON.parse(localStorage.getItem(t))},saveCache(e){n(t,e),n(a,(new Date).toJSON())},isExpired(){let e=new Date((t=a,localStorage.getItem(t)));var t;return e.setHours(e.getHours()+1),Date.now()>=e.getTime()},getAllPageviews(){return PvStorage.getCache().totalsForAllResults["ga:pageviews"]},newerThan(e){return PvStorage.getAllPageviews()>e.totalsForAllResults["ga:pageviews"]},inspectKeys(){null!==localStorage.getItem(t)&&null!==localStorage.getItem(a)||localStorage.clear()}}}();function countUp(t,a,n){if(t<a){let e=new CountUp(n,t,a);e.error?console.error(e.error):e.start()}}function countPV(t,a){let n=0;if(void 0!==a)for(let e=0;e<a.length;++e)if(a[parseInt(e,10)][0]===t){n+=parseInt(a[parseInt(e,10)][1],10);break}return n}function tacklePV(e,t,a,n){let r=countPV(t,e);r=0===r?1:r,n?(n=parseInt(a.text().replace(/,/g,""),10),r>n&&countUp(n,r,a.attr("id"))):a.text((new Intl.NumberFormat).format(r))}function displayPageviews(e){if(void 0!==e){let t=getInitStatus();const a=e.rows;0<$("#post-list").length?$(".post-preview").each(function(){var e=$(this).find("a").attr("href");tacklePV(a,e,$(this).find(".pageviews"),t)}):0<$(".post").length&&(e=window.location.pathname,tacklePV(a,e,$("#pv"),t))}}function fetchProxyPageviews(){PvOpts.hasProxyEndpoint()&&$.ajax({type:"GET",url:PvOpts.getProxyEndpoint(),dataType:"jsonp",jsonpCallback:"displayPageviews",success:(e,t,a)=>{PvStorage.saveCache(JSON.stringify(e))},error:(e,t,a)=>{console.log("Failed to load pageviews from proxy server: "+a)}})}function loadPageviews(t=!1){PvOpts.hasLocalData()?fetch(PvOpts.getLocalData()).then(e=>e.json()).then(e=>{t&&PvStorage.newerThan(e)||(displayPageviews(e),PvStorage.saveCache(JSON.stringify(e)))}).then(()=>{fetchProxyPageviews()}):fetchProxyPageviews()}$(function(){$(".pageviews").length<=0||(PvStorage.inspectKeys(),PvStorage.hasCache()&&(displayPageviews(PvStorage.getCache()),!PvStorage.isExpired())||loadPageviews(PvStorage.hasCache()))}); const getInitStatus=function(){let t=!1;return()=>{var e=t;return t=t||!0,e}}(),PvOpts=function(){function e(e){e=$(e).attr("content");return void 0!==e&&!1!==e}return{getProxyEndpoint(){return $("meta[name=pv-proxy-endpoint]").attr("content")},getLocalData(){return $("meta[name=pv-cache-path]").attr("content")},hasProxyEndpoint(){return e("meta[name=pv-proxy-endpoint]")},hasLocalData(){return e("meta[name=pv-cache-path]")}}}(),PvStorage=function(){const t="pv",a="pv_created_date";function r(e,t){localStorage.setItem(e,t)}return{hasCache(){return null!==localStorage.getItem(t)},getCache(){return JSON.parse(localStorage.getItem(t))},saveCache(e){r(t,e),r(a,(new Date).toJSON())},isExpired(){let e=new Date((t=a,localStorage.getItem(t)));var t;return e.setHours(e.getHours()+1),Date.now()>=e.getTime()},getAllPageviews(){return PvStorage.getCache().totalsForAllResults["ga:pageviews"]},newerThan(e){return PvStorage.getAllPageviews()>e.totalsForAllResults["ga:pageviews"]},inspectKeys(){for(let e=0;e<localStorage.length;e++)switch(localStorage.key(e)){case t:case a:break;default:return void localStorage.clear()}}}}();function countUp(t,a,r){if(t<a){let e=new CountUp(r,t,a);e.error?console.error(e.error):e.start()}}function countPV(t,a){let r=0;if(void 0!==a)for(let e=0;e<a.length;++e)if(a[parseInt(e,10)][0]===t){r+=parseInt(a[parseInt(e,10)][1],10);break}return r}function tacklePV(e,t,a,r){let n=countPV(t,e);n=0===n?1:n,r?(r=parseInt(a.text().replace(/,/g,""),10),n>r&&countUp(r,n,a.attr("id"))):a.text((new Intl.NumberFormat).format(n))}function displayPageviews(e){if(void 0!==e){let t=getInitStatus();const a=e.rows;0<$("#post-list").length?$(".post-preview").each(function(){var e=$(this).find("a").attr("href");tacklePV(a,e,$(this).find(".pageviews"),t)}):0<$(".post").length&&(e=window.location.pathname,tacklePV(a,e,$("#pv"),t))}}function fetchProxyPageviews(){PvOpts.hasProxyEndpoint()&&$.ajax({type:"GET",url:PvOpts.getProxyEndpoint(),dataType:"jsonp",jsonpCallback:"displayPageviews",success:(e,t,a)=>{PvStorage.saveCache(JSON.stringify(e))},error:(e,t,a)=>{console.log("Failed to load pageviews from proxy server: "+a)}})}function loadPageviews(t=!1){PvOpts.hasLocalData()?fetch(PvOpts.getLocalData()).then(e=>e.json()).then(e=>{t&&PvStorage.newerThan(e)||(displayPageviews(e),PvStorage.saveCache(JSON.stringify(e)))}).then(()=>{fetchProxyPageviews()}):fetchProxyPageviews()}$(function(){$(".pageviews").length<=0||(PvStorage.inspectKeys(),PvStorage.hasCache()&&(displayPageviews(PvStorage.getCache()),!PvStorage.isExpired())||loadPageviews(PvStorage.hasCache()))});