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Diffstat (limited to 'vendors/dokuwiki/lib/scripts/cookie.js')
-rw-r--r-- | vendors/dokuwiki/lib/scripts/cookie.js | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/vendors/dokuwiki/lib/scripts/cookie.js b/vendors/dokuwiki/lib/scripts/cookie.js new file mode 100644 index 000000000..d7e6b3550 --- /dev/null +++ b/vendors/dokuwiki/lib/scripts/cookie.js @@ -0,0 +1,112 @@ +/** + * Handles the cookie used by several JavaScript functions + * + * Only a single cookie is written and read. You may only save + * sime name-value pairs - no complex types! + * + * You should only use the getValue and setValue methods + * + * @author Andreas Gohr <andi@splitbrain.org> + */ +DokuCookie = { + data: Array(), + name: 'DOKU_PREFS', + + /** + * Save a value to the cookie + * + * @author Andreas Gohr <andi@splitbrain.org> + */ + setValue: function(key,val){ + DokuCookie.init(); + DokuCookie.data[key] = val; + + // prepare expire date + var now = new Date(); + DokuCookie.fixDate(now); + now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000); //expire in a year + + //save the whole data array + var text = ''; + for(var key in DokuCookie.data){ + if (!DokuCookie.data.hasOwnProperty(key)) continue; + text += '#'+escape(key)+'#'+DokuCookie.data[key]; + } + DokuCookie.setCookie(DokuCookie.name,text.substr(1),now,DOKU_BASE); + }, + + /** + * Get a Value from the Cookie + * + * @author Andreas Gohr <andi@splitbrain.org> + */ + getValue: function(key){ + DokuCookie.init(); + return DokuCookie.data[key]; + }, + + /** + * Loads the current set cookie + * + * @author Andreas Gohr <andi@splitbrain.org> + */ + init: function(){ + if(DokuCookie.data.length) return; + var text = DokuCookie.getCookie(DokuCookie.name); + if(text){ + var parts = text.split('#'); + for(var i=0; i<parts.length; i+=2){ + DokuCookie.data[unescape(parts[i])] = unescape(parts[i+1]); + } + } + }, + + /** + * This sets a cookie by JavaScript + * + * @link http://www.webreference.com/js/column8/functions.html + */ + setCookie: function(name, value, expires, path, domain, secure) { + var curCookie = name + "=" + escape(value) + + ((expires) ? "; expires=" + expires.toGMTString() : "") + + ((path) ? "; path=" + path : "") + + ((domain) ? "; domain=" + domain : "") + + ((secure) ? "; secure" : ""); + document.cookie = curCookie; + }, + + /** + * This reads a cookie by JavaScript + * + * @link http://www.webreference.com/js/column8/functions.html + */ + getCookie: function(name) { + var dc = document.cookie; + var prefix = name + "="; + var begin = dc.indexOf("; " + prefix); + if (begin == -1) { + begin = dc.indexOf(prefix); + if (begin !== 0){ return null; } + } else { + begin += 2; + } + var end = document.cookie.indexOf(";", begin); + if (end == -1){ + end = dc.length; + } + return unescape(dc.substring(begin + prefix.length, end)); + }, + + /** + * This is needed for the cookie functions + * + * @link http://www.webreference.com/js/column8/functions.html + */ + fixDate: function(date) { + var base = new Date(0); + var skew = base.getTime(); + if (skew > 0){ + date.setTime(date.getTime() - skew); + } + } +}; |