/* AJAX UPLOADING STATUS BAR */
function UAgent(){
    this.ver    = navigator.appVersion;
    this.agent  = navigator.userAgent;
    this.dom    = document.getElementById ? 1 : 0;
    this.opera5 = this.agent.indexOf("Opera 5") >= 0 ? 1 : 0;
    this.ie5    = (this.ver.indexOf("MSIE 5") >= 0 && this.dom && !this.opera5) ? 1 : 0;
    this.ie6    = (this.ver.indexOf("MSIE 6") >= 0 && this.dom && !this.opera5) ? 1 : 0;
    this.ie4    = (document.all && !this.dom && !this.opera5) ? 1 : 0;
    this.ie     = this.ie4 || this.ie5 || this.ie6;
    this.mac    = this.agent.indexOf("Mac") >= 0;
    this.ns6    = (this.dom && parseInt(this.ver) >= 5) ? 1 : 0;
    this.ns4    = (document.layers && !this.dom) ? 1 : 0;
    this.bw     = (this.ie6||this.ie5||this.ie4||this.ns4||this.ns6||this.opera5);
  return this;
}


function toggleEditor(id, link) {
    var elm = document.getElementById(id);

    link.blur();

    if (elm) {
        elm.focus();
    }

    if (tinyMCE.getInstanceById(id) == null) {
        tinyMCE.execCommand('mceAddControl', false, id);

        link.textContent = 'Редактировать HTML';
    } else {
        tinyMCE.execCommand('mceRemoveControl', false, id);
        link.textContent = 'Включить редактор';
    }
}

function request(url){

    debug = 0;

    agent =  new UAgent();
    try{
        if(agent.ie){
            xmlDoc=new ActiveXObject("Microsoft.XMLDOM");
            xmlDoc.async=false;
            xmlDoc.load(url);
            if(xmlDoc.readyState != 4){
                if(debug) alert('Error[load]['+this.id+']: ReadyState: '+xmlDoc.readyState);
                return false;
            }
        }else{
            objHTTP = new XMLHttpRequest();
            objHTTP.open("GET", url, false);
            objHTTP.send(null);
            if(objHTTP.readyState != 4){
                if(debug) alert('Error[load]['+this.id+']: ReadyState: '+objHTTP.readyState);
                return false;
            }
            xmlDoc = objHTTP.responseXML;
        }
    } catch(err) {
        if(debug) alert('Error[loadPage]: '+err);
        return false;
    }
    if (!xmlDoc) return false;
    return xmlDoc.documentElement;
}

/* Function printf(format_string,arguments...)
 * Javascript emulation of the C printf function (modifiers and argument types
 *    "p" and "n" are not supported due to language restrictions)
 *
 * Copyright 2003 K&L Productions. All rights reserved
 * http://www.klproductions.com
 *
 * Terms of use: This function can be used free of charge IF this header is not
 *               modified and remains with the function code.
 *
 * Legal: Use this code at your own risk. K&L Productions assumes NO resposibility
 *        for anything.
 ********************************************************************************/
function printf(fstring)
  { var pad = function(str,ch,len)
      { var ps='';
        for(var i=0; i<Math.abs(len); i++) ps+=ch;
        return len>0?str+ps:ps+str;
      }
    var processFlags = function(flags,width,rs,arg)
      { var pn = function(flags,arg,rs)
          { if(arg>=0)
              { if(flags.indexOf(' ')>=0) rs = ' ' + rs;
                else if(flags.indexOf('+')>=0) rs = '+' + rs;
              }
            else
                rs = '-' + rs;
            return rs;
          }
        var iWidth = parseInt(width,10);
        if(width.charAt(0) == '0')
          { var ec=0;
            if(flags.indexOf(' ')>=0 || flags.indexOf('+')>=0) ec++;
            if(rs.length<(iWidth-ec)) rs = pad(rs,'0',rs.length-(iWidth-ec));
            return pn(flags,arg,rs);
          }
        rs = pn(flags,arg,rs);
        if(rs.length<iWidth)
          { if(flags.indexOf('-')<0) rs = pad(rs,' ',rs.length-iWidth);
            else rs = pad(rs,' ',iWidth - rs.length);
          }
        return rs;
      }
    var converters = new Array();
    converters['c'] = function(flags,width,precision,arg)
      { if(typeof(arg) == 'number') return String.fromCharCode(arg);
        if(typeof(arg) == 'string') return arg.charAt(0);
        return '';
      }
    converters['d'] = function(flags,width,precision,arg)
      { return converters['i'](flags,width,precision,arg);
      }
    converters['u'] = function(flags,width,precision,arg)
      { return converters['i'](flags,width,precision,Math.abs(arg));
      }
    converters['i'] =  function(flags,width,precision,arg)
      { var iPrecision=parseInt(precision);
        var rs = ((Math.abs(arg)).toString().split('.'))[0];
        if(rs.length<iPrecision) rs=pad(rs,' ',iPrecision - rs.length);
        return processFlags(flags,width,rs,arg);
      }
    converters['E'] = function(flags,width,precision,arg)
      { return (converters['e'](flags,width,precision,arg)).toUpperCase();
      }
    converters['e'] =  function(flags,width,precision,arg)
      { iPrecision = parseInt(precision);
        if(isNaN(iPrecision)) iPrecision = 6;
        rs = (Math.abs(arg)).toExponential(iPrecision);
        if(rs.indexOf('.')<0 && flags.indexOf('#')>=0) rs = rs.replace(/^(.*)(e.*)$/,'$1.$2');
        return processFlags(flags,width,rs,arg);
      }
    converters['f'] = function(flags,width,precision,arg)
      { iPrecision = parseInt(precision);
        if(isNaN(iPrecision)) iPrecision = 6;
        rs = (Math.abs(arg)).toFixed(iPrecision);
        if(rs.indexOf('.')<0 && flags.indexOf('#')>=0) rs = rs + '.';
        return processFlags(flags,width,rs,arg);
      }
    converters['G'] = function(flags,width,precision,arg)
      { return (converters['g'](flags,width,precision,arg)).toUpperCase();
      }
    converters['g'] = function(flags,width,precision,arg)
      { iPrecision = parseInt(precision);
        absArg = Math.abs(arg);
        rse = absArg.toExponential();
        rsf = absArg.toFixed(6);
        if(!isNaN(iPrecision))
          { rsep = absArg.toExponential(iPrecision);
            rse = rsep.length < rse.length ? rsep : rse;
            rsfp = absArg.toFixed(iPrecision);
            rsf = rsfp.length < rsf.length ? rsfp : rsf;
          }
        if(rse.indexOf('.')<0 && flags.indexOf('#')>=0) rse = rse.replace(/^(.*)(e.*)$/,'$1.$2');
        if(rsf.indexOf('.')<0 && flags.indexOf('#')>=0) rsf = rsf + '.';
        rs = rse.length<rsf.length ? rse : rsf;
        return processFlags(flags,width,rs,arg);
      }
    converters['o'] = function(flags,width,precision,arg)
      { var iPrecision=parseInt(precision);
        var rs = Math.round(Math.abs(arg)).toString(8);
        if(rs.length<iPrecision) rs=pad(rs,' ',iPrecision - rs.length);
        if(flags.indexOf('#')>=0) rs='0'+rs;
        return processFlags(flags,width,rs,arg);
      }
    converters['X'] = function(flags,width,precision,arg)
      { return (converters['x'](flags,width,precision,arg)).toUpperCase();
      }
    converters['x'] = function(flags,width,precision,arg)
      { var iPrecision=parseInt(precision);
        arg = Math.abs(arg);
        var rs = Math.round(arg).toString(16);
        if(rs.length<iPrecision) rs=pad(rs,' ',iPrecision - rs.length);
        if(flags.indexOf('#')>=0) rs='0x'+rs;
        return processFlags(flags,width,rs,arg);
      }
    converters['s'] = function(flags,width,precision,arg)
      { var iPrecision=parseInt(precision);
        var rs = arg;
        if(rs.length > iPrecision) rs = rs.substring(0,iPrecision);
        return processFlags(flags,width,rs,0);
      }
    farr = fstring.split('%');
    retstr = farr[0];
    fpRE = /^([-+ #]*)(\d*)\.?(\d*)([cdieEfFgGosuxX])(.*)$/;
    for(var i=1; i<farr.length; i++)
      { fps=fpRE.exec(farr[i]);
        if(!fps) continue;
        if(arguments[i]!=null) retstr+=converters[fps[4]](fps[1],fps[2],fps[3],arguments[i]);
        retstr += fps[5];
      }
    return retstr;
  }


function vote(master_type, master_id, rate){

    var rating;
    view = document.getElementById( master_type + '_' + master_id);
    if (!view) return false;

    button_plus = document.getElementById( 'vote_button_plus_' + master_id);
    button_minus = document.getElementById( 'vote_button_minus_' + master_id);
    button_plus_off = document.getElementById( 'vote_button_plus_off_' + master_id);
    button_minus_off = document.getElementById( 'vote_button_minus_off_' + master_id);

    old_rating = view.innerHTML;
    view.innerHTML = '<img src="/img/indicator.gif" width="16" height="16">';

    new Ajax.Request(url_vote_add, {
        method: 'post',
        parameters: {vote_master_type: master_type, vote_master_id: master_id, vote_rate: rate},
        onSuccess: function(transport){

            try {
                data = eval( '(' + transport.responseText + ')' );
            } catch(e) {
                button_plus.style.display = 'none';
                button_minus.style.display = 'none';
                button_plus_off.style.display = '';
                button_minus_off.style.display = '';
                view.innerHTML = old_rating;
                return true;
            }

            rating = data.rating;

            if ((rating == false && rating != '0')){
                button_plus.style.display = 'none';
                button_minus.style.display = 'none';
                button_plus_off.style.display = '';
                button_minus_off.style.display = '';
                view.innerHTML = old_rating;
                return true;
            };

            rating = parseInt(rating);

            if (rating > 0) {
                rating = '+' + rating;
                view.className = 'rating plus';
            } else if (rating < 0) {
                view.className = 'rating minus';
            } else {
                view.className = 'rating';
            }

            button_plus.style.display = 'none';
            button_minus.style.display = 'none';
            button_plus_off.style.display = '';
            button_minus_off.style.display = '';

            view.innerHTML = rating;
            return true;
        }
    });

}

function post_comment(name){
    form_name = 'comment_' + name ;
    form = document[form_name];
    if (!form) return false;

    indicator = document.getElementById('indicator_' + name);

    comment_username = form.comment_username.value;
    comment_title = form.comment_title.value;
    comment_text = form.comment_text.value;
    comment_master_type = form.comment_master_type.value;
    comment_master_id = form.comment_master_id.value;
    comment_count = form.count.value;

    if (form.ordertype) {
        ordertype = form.ordertype.value;
    } else {
        ordertype = '';
    }

    if (form.limit) {
        limit = form.limit.value;
    } else {
        limit = '';
    }

    if (!comment_text) {
        alert('Введите комментарий');
        form.comment_text.focus();
        return false;
    }

    show(indicator);
    document.body.style.cursor = 'progress';

    form.submit.blur();

    try {
        comment_list = document.getElementById('comment_list');
    } catch(e) {}

    new Ajax.Request(url_comment_add, {
        method: 'post',
        parameters: {
            comment_master_type: comment_master_type,
            comment_master_id: comment_master_id,
            comment_username: comment_username,
            comment_title: comment_title,
            comment_text: comment_text,
            count: comment_count,
            ordertype: ordertype,
            limit: limit
        },
        onSuccess: function(transport){
            new_comment = transport.responseText;
            comment_list.innerHTML = new_comment;
            form.comment_text.value = '';
            form.comment_text.focus();
            hide(indicator);
            document.body.style.cursor = '';
            if (ordertype == 'desc') window.location='#comments';
            return true;
        }
    });

    return false;
}

function show(element) {
//    if (!element) return false;
//    if (!element.style) return false;
    element.style.display = "";
}

function hide(element){
//    if (!element) return false;
//    if (!element.style) return false;
    element.style.display = "none";
}

function showComment(id) {
    comment_text = document.getElementById('comment_text_' + id);

    document.getElementById('comment_hidden_' + id).style.display = 'none';

    Effect.SlideDown(comment_text);

    Effect.Appear(document.getElementById('comment_voting_' + id));

    return true;
}

function collectParams(f) {
    params = new Array();
    for (i=0; i<f.elements.length; i++){
        e = f.elements[i];
        if (!e.name) continue;
        params[e.name] = e.value;
    }
    return params;
}


function toggleForm(name) {
    element = document.getElementById(name);
    f = document.getElementById('form_' + name);

    if (element.style.display == 'none'){
        Effect.toggle(f, 'Blind');
        Effect.toggle(element, 'Appear');
    } else {
        Effect.toggle(f, 'Appear');
        element.style.display = 'none';
    }
    return true;
}

function saveForm(name) {
    form = document.getElementById('form_' + name);
    content = document.getElementById('content_' + name);
    indicator = document.getElementById('indicator_' + name);

    indicator.style.display = '';

    new Ajax.Request(form.action, {
        method: form.method,
        parameters: collectParams(form),
        on302: function(transport){
            Effect.toggle(indicator, 'Appear');
            content.innerHTML = form[name].value.escapeHTML();
            toggleForm(name);
        }
    }
    );

    return false;
}


function joinFanclub(transport){
    document.getElementById('fanclub_join').style.display = 'none';
    document.getElementById('fanclub_leave').style.display = '';

    Effect.Appear('current_user');
    count = parseInt(document.getElementById('fanclub_counter').innerHTML);
    document.getElementById('fanclub_counter').innerHTML = count + 1;
    new Effect.Highlight('fanclub_header', {startcolor:'#FFEA8F', endcolor:'#ffffff'})
    already_joined = parseInt(transport.responseText);
}

function leaveFanclub(transport){
    document.getElementById('fanclub_join').style.display = '';
    document.getElementById('fanclub_leave').style.display = 'none';

    Effect.Fade('current_user');
    count = parseInt(document.getElementById('fanclub_counter').innerHTML);
    document.getElementById('fanclub_counter').innerHTML = count - 1;
    new Effect.Highlight('fanclub_header', {startcolor:'#FFEA8F', endcolor:'#ffffff'})
}

function joinEvent(transport){
    document.getElementById('event_join').style.display = 'none';
    document.getElementById('event_leave').style.display = '';

    document.getElementById('event_date').className += ' added';

    Effect.Appear('current_user');
    count = parseInt(document.getElementById('event_counter').innerHTML);
    document.getElementById('event_counter').innerHTML = count + 1;
    new Effect.Highlight('event_header', {startcolor:'#FFEA8F', endcolor:'#ffffff'})
    already_joined = parseInt(transport.responseText);


}

function leaveEvent(transport){
    document.getElementById('event_join').style.display = '';
    document.getElementById('event_leave').style.display = 'none';
    document.getElementById('event_date').className = 'last';

    Effect.Fade('current_user');
    count = parseInt(document.getElementById('event_counter').innerHTML);
    document.getElementById('event_counter').innerHTML = count - 1;
    new Effect.Highlight('event_header', {startcolor:'#FFEA8F', endcolor:'#ffffff'})
}

function joinEventL(transport, extraParams){
    event_id = extraParams.event_id;
    document.getElementById('event_join_' + event_id).style.display = 'none';
    document.getElementById('event_leave_' + event_id).style.display = '';
    document.getElementById('event_date_' + event_id).className += ' added';
    already_joined = parseInt(transport.responseText);
}

function leaveEventL(transport, extraParams){
    event_id = extraParams.event_id;
    document.getElementById('event_join_' + event_id).style.display = '';
    document.getElementById('event_leave_' + event_id).style.display = 'none';
    document.getElementById('event_date_' + event_id).className = document.getElementById('event_date_' + event_id).className.replace(' added', '');
}

function ajaxButton(url, parameters, indicator_id, onSuccess, extraParams){
    document.getElementById(indicator_id).style.display = '';
    new Ajax.Request(url, {
        method: 'POST',
        parameters: parameters,
        onSuccess: function(transport){
            document.getElementById(indicator_id).style.display = 'none';
            onSuccess(transport, extraParams);
        },
        on302: function(transport){
            document.getElementById(indicator_id).style.display = 'none';
            onSuccess(transport, extraParams);
        },
        onCompleted: function(){
            document.getElementById(indicator_id).style.display = 'none';
            alert('Not set');
        }
    }
    )
}

function ScrollToElement(theElement){

    var selectedPosX = 0;
    var selectedPosY = 0;

    while(theElement != null){
        selectedPosX += theElement.offsetLeft;
        selectedPosY += theElement.offsetTop;
        theElement = theElement.offsetParent;
    }
    window.scrollTo(selectedPosX,selectedPosY);
}

function quoteComment(form_id, comment_id){
    comment_id = 'comment_text_' + comment_id;

    c = document.getElementById(comment_id);

    if (!c) return false;

    hasInnerText = (document.getElementsByTagName("body")[0].innerText != undefined) ? true : false;

    if(!hasInnerText){
        txt = c.textContent;
    } else {
        txt = c.innerText;
    }

    txt = '<blockquote>' + txt + '</blockquote>\n';

    document.getElementById('comment_form').style.display = '';

    f = document.getElementById(form_id);

    f.comment_text.focus();
    f.comment_text.value=f.comment_text.value + txt;
}