Created
March 23, 2011 14:40
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GamboAndOemerUrlHelper
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var GamboAndOemerUrlHelper = { | |
// public method for url encoding | |
encode : function (string) { | |
return escape(this._utf8_encode(string)); | |
}, | |
// public method for url decoding | |
decode : function (string) { | |
return this._utf8_decode(unescape(string)); | |
}, | |
getUrlKeysAndVars: function(url) { | |
var vars = [], hash; | |
var hashes = url.slice(url.indexOf('?') + 1).split('&'); | |
return hashes; | |
}, | |
getUrlVars: function(url) { | |
var vars = [], | |
hashes = this.getUrlKeysAndVars(url); | |
for(var i = 0; i < hashes.length; i++) { | |
hash = hashes[i].split('='); | |
vars.push(hash[0]); | |
vars[hash[0]] = hash[1]; | |
} | |
return vars; | |
}, | |
replaceParamValue: function(url, key, value) { | |
var regex = new RegExp(key + "\=[^&]*"); | |
if (url.search(regex) != -1) { | |
// replaces existing parameter | |
url = url.replace(regex, key + "=" + value); | |
} else { | |
// creates new parameter | |
if (url.search(/\?/) == -1) { | |
// adds ? | |
url = url + "?" + key + "=" + value; | |
} else { | |
// doesn't add ? | |
url = url + "&" + key + "=" + value; | |
} | |
} | |
return url; | |
}, | |
// private method for UTF-8 encoding | |
_utf8_encode : function (string) { | |
string = string.replace(/\r\n/g,"\n"); | |
var utftext = ""; | |
for (var n = 0; n < string.length; n++) { | |
var c = string.charCodeAt(n); | |
if (c < 128) { | |
utftext += String.fromCharCode(c); | |
} | |
else if((c > 127) && (c < 2048)) { | |
utftext += String.fromCharCode((c >> 6) | 192); | |
utftext += String.fromCharCode((c & 63) | 128); | |
} | |
else { | |
utftext += String.fromCharCode((c >> 12) | 224); | |
utftext += String.fromCharCode(((c >> 6) & 63) | 128); | |
utftext += String.fromCharCode((c & 63) | 128); | |
} | |
} | |
return utftext; | |
}, | |
// private method for UTF-8 decoding | |
_utf8_decode : function (utftext) { | |
var string = ""; | |
var i = 0; | |
var c = c1 = c2 = 0; | |
while ( i < utftext.length ) { | |
c = utftext.charCodeAt(i); | |
if (c < 128) { | |
string += String.fromCharCode(c); | |
i++; | |
} | |
else if((c > 191) && (c < 224)) { | |
c2 = utftext.charCodeAt(i+1); | |
string += String.fromCharCode(((c & 31) << 6) | (c2 & 63)); | |
i += 2; | |
} | |
else { | |
c2 = utftext.charCodeAt(i+1); | |
c3 = utftext.charCodeAt(i+2); | |
string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)); | |
i += 3; | |
} | |
} | |
return string; | |
} | |
} |
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