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paulo@78
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1 /*\
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2 |*|
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3 |*| :: cookies.js ::
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4 |*|
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5 |*| A complete cookies reader/writer framework with full unicode support.
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6 |*|
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7 |*| Revision #1 - September 4, 2014
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8 |*|
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9 |*| https://developer.mozilla.org/en-US/docs/Web/API/document.cookie
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10 |*| https://developer.mozilla.org/User:fusionchess
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11 |*|
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12 |*| This framework is released under the GNU Public License, version 3 or later.
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13 |*| http://www.gnu.org/licenses/gpl-3.0-standalone.html
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14 |*|
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15 |*| Syntaxes:
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16 |*|
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17 |*| * docCookies.setItem(name, value[, end[, path[, domain[, secure]]]])
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18 |*| * docCookies.getItem(name)
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19 |*| * docCookies.removeItem(name[, path[, domain]])
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20 |*| * docCookies.hasItem(name)
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21 |*| * docCookies.keys()
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22 |*|
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23 \*/
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24
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25 var docCookies = {
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26 getItem: function (sKey) {
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27 if (!sKey) { return null; }
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28 return decodeURIComponent(document.cookie.replace(new RegExp("(?:(?:^|.*;)\\s*" + encodeURIComponent(sKey).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=\\s*([^;]*).*$)|^.*$"), "$1")) || null;
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29 },
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30 setItem: function (sKey, sValue, vEnd, sPath, sDomain, bSecure) {
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31 if (!sKey || /^(?:expires|max\-age|path|domain|secure)$/i.test(sKey)) { return false; }
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32 var sExpires = "";
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33 if (vEnd) {
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34 switch (vEnd.constructor) {
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35 case Number:
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36 sExpires = vEnd === Infinity ? "; expires=Fri, 31 Dec 9999 23:59:59 GMT" : "; max-age=" + vEnd;
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37 break;
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38 case String:
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39 sExpires = "; expires=" + vEnd;
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40 break;
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41 case Date:
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42 sExpires = "; expires=" + vEnd.toUTCString();
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43 break;
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44 }
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45 }
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46 document.cookie = encodeURIComponent(sKey) + "=" + encodeURIComponent(sValue) + sExpires + (sDomain ? "; domain=" + sDomain : "") + (sPath ? "; path=" + sPath : "") + (bSecure ? "; secure" : "");
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47 return true;
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48 },
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49 removeItem: function (sKey, sPath, sDomain) {
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50 if (!this.hasItem(sKey)) { return false; }
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51 document.cookie = encodeURIComponent(sKey) + "=; expires=Thu, 01 Jan 1970 00:00:00 GMT" + (sDomain ? "; domain=" + sDomain : "") + (sPath ? "; path=" + sPath : "");
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52 return true;
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53 },
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54 hasItem: function (sKey) {
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55 if (!sKey) { return false; }
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56 return (new RegExp("(?:^|;\\s*)" + encodeURIComponent(sKey).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=")).test(document.cookie);
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57 },
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58 keys: function () {
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59 var aKeys = document.cookie.replace(/((?:^|\s*;)[^\=]+)(?=;|$)|^\s*|\s*(?:\=[^;]*)?(?:\1|$)/g, "").split(/\s*(?:\=[^;]*)?;\s*/);
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60 for (var nLen = aKeys.length, nIdx = 0; nIdx < nLen; nIdx++) { aKeys[nIdx] = decodeURIComponent(aKeys[nIdx]); }
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61 return aKeys;
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62 }
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63 };
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