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handled invalid values in storage

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partial rewrite notifications.js
innerText to textContent
fixed bug with clamping
This commit is contained in:
meow 2022-05-21 13:35:41 +03:00
parent 319bbd2f81
commit b72b917af2
8 changed files with 128 additions and 109 deletions
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30
assets/js/_helpers.js
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@ -39,6 +39,7 @@ if (!window.hasOwnProperty('HTMLDetailsElement') && !window.hasOwnProperty('mock
}
// Monstrous global variable for handy code
// Includes: clamp, xhr, storage.{get,set,remove}
window.helpers = window.helpers || {
/**
* https://en.wikipedia.org/wiki/Clamping_(graphics)
@ -164,19 +165,20 @@ window.helpers = window.helpers || {
}, options.retry_timeout);
};
// Pack retry() call into error handlers
callbacks._onError = callbacks.onError;
callbacks.onError = function (xhr) {
if (callbacks._onError)
callbacks._onError();
callbacks._onError(xhr);
retry();
};
callbacks._onTimeout = callbacks.onTimeout;
callbacks.onTimeout = function (xhr) {
if (callbacks._onTimeout)
callbacks._onTimeout();
callbacks._onTimeout(xhr);
retry();
};
};
helpers._xhrRetry(method, url, options, callbacks);
},
@ -198,13 +200,22 @@ window.helpers = window.helpers || {
if (localStorageIsUsable) {
return {
get: function (key) { if (localStorage[key]) return JSON.parse(decodeURIComponent(localStorage[key])); },
get: function (key) {
if (!localStorage[key]) return;
try {
return JSON.parse(decodeURIComponent(localStorage[key]));
} catch(e) {
// Erase non parsable value
helpers.storage.remove(key);
}
},
set: function (key, value) { localStorage[key] = encodeURIComponent(JSON.stringify(value)); },
remove: function (key) { localStorage.removeItem(key); }
};
}
console.info('Storage: localStorage is disabled or unaccessible trying cookies');
// TODO: fire 'storage' event for cookies
console.info('Storage: localStorage is disabled or unaccessible. Cookies used as fallback');
return {
get: function (key) {
const cookiePrefix = key + '=';
@ -213,7 +224,12 @@ window.helpers = window.helpers || {
if (matchedCookie) {
const cookieBody = matchedCookie.replace(cookiePrefix, '');
if (cookieBody.length === 0) return;
return JSON.parse(decodeURIComponent(cookieBody));
try {
return JSON.parse(decodeURIComponent(cookieBody));
} catch(e) {
// Erase non parsable value
helpers.storage.remove(key);
}
}
},
set: function (key, value) {