var resource = 'http://en.veganguide.org/ajax/';

// translation ajax

function translate(trans_value, trans_key, trans_lang) {

	Element.update($('status_'+trans_key), '<img src="/style/icons/load.gif" alt="loading..." title="loading..." />');

	postdata = "tkey="+trans_key+"&tvalue="+trans_value+"&tlang="+trans_lang;

	new Ajax.Request(

		"/rpc/translate.php",
			{

				method: 'post',
				postBody: postdata,
				onComplete: function(response) {
					Element.update($('status_'+trans_key), response.responseText);

				}

			}

		);

		return true;
	
}

// opening ajax

function open_add() {
	
	element="open_result";
	
	postdata="q=add";
	
	postdata+="&weekday="+$("open_weekday").value;
	postdata+="&weekdaytill="+$("open_weekday_till").value;
	postdata+="&fromh="+$("open_from_h").value;
	postdata+="&tillh="+$("open_till_h").value;
	postdata+="&fromm="+$("open_from_m").value;
	postdata+="&tillm="+$("open_till_m").value;
	postdata+="&recent="+$("location_open").value;

	new Ajax.Request(

		"/rpc/open.php",
			{

				method: 'post',
				postBody: postdata,
				evalScripts: true,
				onComplete: function(response) {
					Element.update($(element), response.responseText);

				}

			}

		);

		return true;
	
}

function open_reset() {
	
	element="open_result";
	
	postdata="q=reset";
	
	new Ajax.Request(

		"/rpc/open.php",
			{

				method: 'post',
				postBody: postdata,
				evalScripts: true,
				onComplete: function(response) {
					Element.update($(element), response.responseText);

				}

			}

		);

		return true;
	
}

// base64

// This code was written by Tyler Akins and has been placed in the
// public domain.  It would be nice if you left this header intact.
// Base64 code from Tyler Akins -- http://rumkin.com

var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

function encode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   do {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);

      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;

      if (isNaN(chr2)) {
         enc3 = enc4 = 64;
      } else if (isNaN(chr3)) {
         enc4 = 64;
      }

      output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + 
         keyStr.charAt(enc3) + keyStr.charAt(enc4);
   } while (i < input.length);
   
   return output;
}

function decode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
   input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

   do {
      enc1 = keyStr.indexOf(input.charAt(i++));
      enc2 = keyStr.indexOf(input.charAt(i++));
      enc3 = keyStr.indexOf(input.charAt(i++));
      enc4 = keyStr.indexOf(input.charAt(i++));

      chr1 = (enc1 << 2) | (enc2 >> 4);
      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
      chr3 = ((enc3 & 3) << 6) | enc4;

      output = output + String.fromCharCode(chr1);

      if (enc3 != 64) {
         output = output + String.fromCharCode(chr2);
      }
      if (enc4 != 64) {
         output = output + String.fromCharCode(chr3);
      }
   } while (i < input.length);

   return output;
}

function spinner(element) {

	$(element).update('<img src="http://en.veganguide.org/style/spinner.gif" alt="loading..." style="display: block; margin:20px auto;" />');
	return true;

}

function urequest(prequest, element, postdata) {

    new Ajax.Request(

    resource + prequest,
    {

        method: 'post',
        postBody: postdata,
        evalScripts: true,
        onComplete: function(response) {
            $(element).update(response.responseText);
        }

    }

    );

    return true;

}

function rrequest(prequest, element, postdata) {

    new Ajax.Request(

    resource + prequest,
    {

        method: 'post',
        postBody: postdata,
        evalScripts: true,
        onComplete: function(response) {
            $(element).replace(response.responseText);
        }

    }

    );

    return true;

}

/* in-place-edit */

function ipedit(element,id) {
	
	spinner(element);
	urequest('ipe-'+element,$(element),'id='+id);
	
}