/*
* Snyke
* Description: In-Situ Editing of text paragraphs on click.
* Based on 'Edit-in-Place with Ajax' of 24ways.org
* @params string element, parameters (get)
*/

function editinplace(obj, params){
    Element.hide(obj);
    var textarea = '<div id="'+obj.id+'_editor"><textarea class="editable" id="'+obj.id+'_edit" name="'+obj.id+'" rows="4" cols="60">'+obj.innerHTML+'</textarea>';
    var button   = '<div><input id="'+obj.id+'_save" type="button" value="Save" /> <input id="'+obj.id+'_cancel" type="button" value="Cancel" /></div></div>';
    new Insertion.After(obj, textarea+button);
    Event.observe(obj.id+'_save', 'click', function(){saveChanges(obj, params)}, false);
    Event.observe(obj.id+'_cancel', 'click', function(){cleanUp(obj)}, false);
}

function saveChanges(obj, params){
    var new_content =  escape($F(obj.id+'_edit'));
    obj.innerHTML   = "<img src='thm/img/loading.gif'> Saving...";
  cleanUp(obj, true);
 
    var success = function(t){editComplete(t, obj);}
    var failure = function(t){editFailed(t, obj);}
  var url = 'index.php';
    var pars = '&'+params+'&ajax=editinplace&id='+obj.id+'&content='+new_content;
    var myAjax = new Ajax.Request(url, {method:'post', postBody:pars, onSuccess:success, onFailure:failure});
}

function cleanUp(obj, keepEditable){
    Element.remove(obj.id+'_editor');
    Element.show(obj);
    //new Effect.Highlight(obj, { duration: 3.0 });
}

function editComplete(t, obj){
    obj.innerHTML   = t.responseText;
}

function editFailed(t, obj){
    obj.innerHTML   = 'Could not save...';
    cleanUp(obj);
}