Javascript rawurlencode : URLs : PHP functions in JavaScript JAVASCRIPT TUTORIALS


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Javascript rawurlencode


URL-encodes string
Example 1

Running
1.rawurlencode('Kevin van Zonneveld!');

Could return
1.'Kevin van Zonneveld%21'
Example 2

Running
1.rawurlencode('http://kevin.vanzonneveld.net/');

Could return
1.'http%3A%2F%2Fkevin.vanzonneveld.net%2F'
function rawurlencode( str ) {
    // URL-encodes string  
    // 
    // version: 901.1411
    // discuss at: http://phpjs.org/functions/rawurlencode
    // +   original by: Brett Zamir
    // *     example 1: rawurlencode('Kevin van Zonneveld!');
    // *     returns 1: 'Kevin van Zonneveld%21'
    // *     example 2: rawurlencode('http://kevin.vanzonneveld.net/');
    // *     returns 2: 'http%3A%2F%2Fkevin.vanzonneveld.net%2F'
    // *     example 3: rawurlencode('http://www.google.nl/search?q=php.js&ie=utf-8&oe=utf-8&aq=t&rls=com.ubuntu:en-US:unofficial&client=firefox-a');
    // *     returns 3: 'http%3A%2F%2Fwww.google.nl%2Fsearch%3Fq%3Dphp.js%26ie%3Dutf-8%26oe%3Dutf-8%26aq%3Dt%26rls%3Dcom.ubuntu%3Aen-US%3Aunofficial%26client%3Dfirefox-a'
 
    var histogram = {}, tmp_arr = [];
    var ret = str.toString();

    var replacer = function(search, replace, str) {
        var tmp_arr = [];
        tmp_arr = str.split(search);
        return tmp_arr.join(replace);
    };

    // The histogram is identical to the one in urldecode.
    histogram["'"]   = '%27';
    histogram['(']   = '%28';
    histogram[')']   = '%29';
    histogram['*']   = '%2A'; 
    histogram['~']   = '%7E';
    histogram['!']   = '%21';

    // Begin with encodeURIComponent, which most resembles PHP's encoding functions
    ret = encodeURIComponent(ret);

    // Restore spaces, converted by encodeURIComponent which is not rawurlencode compatible
    ret = replacer('%20', ' ', ret); // Custom replace. No regexing

    for (search in histogram) {
        replace = histogram[search];
        ret = replacer(search, replace, ret) // Custom replace. No regexing
    }

    // Uppercase for full PHP compatibility
    return ret.replace(/(\%([a-z0-9]{2}))/g, function(full, m1, m2) {
        return "%"+m2.toUpperCase();
    });

    return ret;
}


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