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53 lines
1.1 KiB
53 lines
1.1 KiB
/**
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* createCookie - Creates a cookie with Name->Value pair, and will stay active for x hours
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*
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* @date 2019-11-08
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* @author Rick Hays
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* @param name
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* @param value
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* @param hours
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*/
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function createCookie(name, value, hours)
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{
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let expires = "";
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if (hours)
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{
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let date = new Date();
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date.setTime(date.getTime()+(hours*60*60*1000));
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expires='' + date.toUTCString(); //.toGMTString();
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}
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document.cookie = name + '=' + value + '; expires=' + expires + "; path=/";
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}
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/**
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* readCookie - reads the value of the name->value pair using the name, returns NULL if not found.
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*
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* @date 2019-11-08
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* @author Rick Hays
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* @param name
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* @returns {string|null}
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*/
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function readCookie(name)
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{
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let nameEQ = name + "=";
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let ca = document.cookie.split(';');
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for(let i = 0; i < ca.length; i++)
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{
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let c = ca[i];
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while (c.charAt(0)==' ') c = c.substring(1, c.length);
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if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
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}
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return null;
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}
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/**
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* eraseCookie - erases cookie with the name->vaule pair.
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*
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* @date 2019-11-08
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* @author Rick Hays
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* @param name
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*/
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function eraseCookie(name)
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{
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createCookie(name,"",-1);
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}
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