//******************************************************************************************************
//   ATTENTION: THIS FILE HEADER MUST REMAIN INTACT. DO NOT DELETE OR MODIFY THIS FILE HEADER.
//
//   Name: ubr_file_upload_2.js
//   Revision: 1.0
//   Date: 24/12/2007 12:18PM
//   Link: http://uber-uploader.sourceforge.net
//   Initial Developer: Peter Schmandra  http://www.webdice.org
//
//   Licence:
//   The contents of this file are subject to the Mozilla Public
//   License Version 1.1 (the "License"); you may not use this file
//   except in compliance with the License. You may obtain a copy of
//   the License at http://www.mozilla.org/MPL/
//
//   Software distributed under the License is distributed on an "AS
//   IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
//   implied. See the License for the specific language governing
//   rights and limitations under the License.
//
//***************************************************************************************************************

//***************************************************************************************************************
// * ATTENTION * If you need to debug this file, set the $DEBUG_AJAX = 1 in ubr_ini.php
//               and use the showDebugMessage function. eg. showDebugMessage("Upload ID = $UPLOAD_ID<br>");
//***************************************************************************************************************

    // convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase();

    // *** BROWSER VERSION ***
    // Note: On IE5, these return 4, so use is_ie5up to detect IE5.
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);

    // Note: Opera and WebTV spoof Navigator.  We do strict client detection.
    // If you want to allow spoofing, take out the tests for opera and webtv.
    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && (is_major >= 4));
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    var is_nav6 = (is_nav && (is_major == 5));
    var is_nav6up = (is_nav && (is_major >= 5));
    var is_gecko = (agt.indexOf('gecko') != -1);


    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    var is_ie3    = (is_ie && (is_major < 4));
    var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
    var is_ie4up  = (is_ie && (is_major >= 4));
    var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
    var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
    var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
    var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
    var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);

    // KNOWN BUG: On AOL4, returns false if IE3 is embedded browser
    // or if this is the first browser window opened.  Thus the
    // variables is_aol, is_aol3, and is_aol4 aren't 100% reliable.
    var is_aol   = (agt.indexOf("aol") != -1);
    var is_aol3  = (is_aol && is_ie3);
    var is_aol4  = (is_aol && is_ie4);
    var is_aol5  = (agt.indexOf("aol 5") != -1);
    var is_aol6  = (agt.indexOf("aol 6") != -1);

    var is_opera = (agt.indexOf("opera") != -1);
    var is_opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
    var is_opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
    var is_opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
    var is_opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
    var is_opera5up = (is_opera && !is_opera2 && !is_opera3 && !is_opera4);
    
var upload_range = 1;
var get_data_loop = false;
var get_status_url;
var seconds = 0;
var minutes = 0;
var hours = 0;
var info_width = 0;
var info_bytes = 0;
var info_time_width = 500;
var info_time_bytes = 15;
var cedric_hold = true;
var total_upload_size = 0;
var total_Kbytes = 0;
var bytesID;
var statusID;
var increment = 0.8;

// Check the file format before uploading
function checkFileNameFormat(){
	if(!check_file_name_format){ return false; }

	for(var i = 0; i < upload_range; i++){
		if(document.kalkulator.elements['upfile_' + i].value != ""){
			var string = document.kalkulator.elements['upfile_' + i].value;
			var num_of_last_slash = string.lastIndexOf("\\");

			if(num_of_last_slash < 1){ num_of_last_slash = string.lastIndexOf("/"); }

			var file_name = string.slice(num_of_last_slash + 1, string.length);
			
//			var dobryNapis=/^[a-zA-ZąĄćĆęĘłŁńŃóÓśŚżŻźŹ-]+$/;
//			var dobryLogin=/^[a-zA-Z0-9-_]+$/;
//			var re = /^[\w][\w\.\-]{1,48}$/i;
			var re = /^[a-zA-Z0-9-_\.\s ]{1,128}$/i;
			
			if(!re.test(file_name)){
				alert("Przepraszamy. Proszę sprawdzić czy nazwa pliku jest poprawna. \n\n1. Nazwa nie może przekraczać 128 znaków\n2. Nazwa powinna być w postaci nazwa.rozszerzenie lub nazwa\n3. Dopuszczalne znaki to 1-9, a-z, A-Z, '_', '-'\n");
				return true;
			}
		}
	}
	return false;
}

// Check for legal file extentions
function checkAllowFileExtensions(){
	if(!check_allow_extensions){ return false; }

	for(var i = 0; i < upload_range; i++){
		if(document.kalkulator.elements['upfile_' + i].value != ""){
			if(!document.kalkulator.elements['upfile_' + i].value.match(allow_extensions)){
				var string = document.kalkulator.elements['upfile_' + i].value;
				var num_of_last_slash = string.lastIndexOf("\\");

				if(num_of_last_slash < 1){ num_of_last_slash = string.lastIndexOf("/"); }

				var file_name = string.slice(num_of_last_slash + 1, string.length);
				var file_extension = file_name.slice(file_name.indexOf(".")).toLowerCase();

				alert('Przepraszamy, ale przesyłanie plików z rozszerzeniem "' + file_extension + '" jest niedopuszczalne.');
				return true;
			}
		}
	}
	return false;
}

// Make sure the user selected at least one file
function checkNullFileCount(){
	if(!check_null_file_count){ return false; }

	var null_file_count = 0;

	for(var i = 0; i < upload_range; i++){
		if(document.kalkulator.elements['upfile_' + i].value == ""){ null_file_count++; }
	}

	if(null_file_count == upload_range){
		alert("Proszę wskazać plik do przesłania.");
		return true;
	}
	else{ return false; }
}

function checkParametryAn01(){
	if(!check_null_file_count){ return false; }

	var null_file_count = 0;

	for(var i = 0; i < upload_range; i++){
		if( !checkEmptyParamsAn01( i ) ){ null_file_count++; }
	}

	if(null_file_count == upload_range){
		return true;
	}
	else{ return false; }
}

function checkParametryAn02(){
	if(!check_null_file_count){ return false; }

	var null_file_count = 0;

	for(var i = 0; i < upload_range; i++){
		if( !checkEmptyParamsAn02( i ) ){ null_file_count++; }
	}

	if(null_file_count == upload_range){
		return true;
	}
	else{ return false; }
}

// Make sure the user is not uploading duplicate files
function checkDuplicateFileCount(){
	if(!check_duplicate_file_count){ return false; }

	var duplicate_flag = false;
	var file_count = 0;
	var duplicate_msg = "Wykryto powtórzone nazwy.\n\n";
	var file_name_array = new Array();

	for(var i = 0; i < upload_range; i++){
		if(document.kalkulator.elements['upfile_' + i].value != ""){
			var string = document.kalkulator.elements['upfile_' + i].value;
			var num_of_last_slash = string.lastIndexOf("\\");

			if(num_of_last_slash < 1){ num_of_last_slash = string.lastIndexOf("/"); }

			var file_name = string.slice(num_of_last_slash + 1, string.length);

			file_name_array[i] = file_name;
		}
	}

	var num_files = file_name_array.length;

	for(var i = 0; i < num_files; i++){
		for(var j = 0; j < num_files; j++){
			if(file_name_array[i] == file_name_array[j] && file_name_array[i] != null){ file_count++; }
		}
		if(file_count > 1){
			duplicate_msg += 'Powtórzona nazwa pliku "' + file_name_array[i] + '" wykryta na pozycji ' + (i + 1) + ".\n";
			duplicate_flag = true;
		}
		file_count = 0;
	}

	if(duplicate_flag){
		alert(duplicate_msg);
		return true;
	}
	else{ return false; }
}


function resetForm(){ location.href = self.location; }
function hideProgressBar(){ document.getElementById('progress_bar').style.display = "none"; }
function showDebugMessage(message){ document.getElementById('ubr_debug').innerHTML += message + '<br>'; }
function clearDebugMessage(){ document.getElementById('ubr_debug').innerHTML = ''; }
function showAlertMessage(message){ document.getElementById('ubr_alert').innerHTML = message; }
function clearAlertMessage(){ document.getElementById('ubr_alert').innerHTML = ''; }
function stopDataLoop(){ get_data_loop = false; }

// Initialize the file upload page
function iniFilePage(){
	resetProgressBar();
	clearAlertMessage();

	for(var i = 0; i < upload_range; i++){
		document.kalkulator.elements['upfile_' + i].disabled = false;
		document.kalkulator.elements['upfile_' + i].value = "";
	}

	document.getElementById('upload_button').disabled = false;
	document.getElementById('progress_bar').style.display = "none";
	document.kalkulator.reset();
}

// Reset the progress bar
function resetProgressBar(){
	get_data_loop = false;
	seconds = 0;
	minutes = 0;
	hours = 0;
	info_width = 0;
	info_bytes = 0;
	cedric_hold = true;
	total_upload_size = 0;
	total_Kbytes = 0;

	document.getElementById('upload_status').style.width = '0px';

	if(show_percent_complete){ document.getElementById('percent').innerHTML = '0%'; }
	if(show_files_uploaded){ document.getElementById('uploaded_files').innerHTML = 0; }
	if(show_files_uploaded){ document.getElementById('total_uploads').innerHTML = ''; }
	if(show_current_position){ document.getElementById('current').innerHTML = 0; }
	if(show_current_position){ document.getElementById('total_kbytes').innerHTML = ''; }
	if(show_elapsed_time){ document.getElementById('time').innerHTML = 0; }
	if(show_est_time_left){ document.getElementById('remain').innerHTML = 0; }
	if(show_est_speed){ document.getElementById('speed').innerHTML = 0; }
}

// Handle user pressing 'Enter' in the upload slots
function handleKey(event){
	if(document.all){ if(window.event.keyCode == 13){ return false; } }
	else{ if(event && event.which == 13){ return false; } }
}

// Link the upload
function linkUpload(){
	if(checkFileNameFormat()){ return false; }
	if(checkAllowFileExtensions()){ return false; }
	if(checkNullFileCount()){ return false; }
	if(checkDuplicateFileCount()){ return false; }

	if(show_files_uploaded){
		var total_uploads = 0;

		for(var i = 0; i < upload_range; i++){
			if(document.kalkulator.elements['upfile_' + i].value != ""){ total_uploads++; }
		}

		document.getElementById('total_uploads').innerHTML = total_uploads;
	}

	var jsel = document.createElement('SCRIPT');
	var day = new Date;
	var dom = document.body;

	jsel.type = 'text/javascript';

	if(multi_configs_enabled){ jsel.src = path_to_link_script + '?config_file=' + config_file + '&rnd_id=' + day.getTime(); }
	else{ jsel.src = path_to_link_script + '?rnd_id=' + day.getTime(); }

	dom.appendChild(jsel);

	dom = null;
	jsel = null;
	day = null;
}

function linkUploadAn01(){
	if(!checkParametryAn01()){ return false; }
	else linkUpload();
}

function linkUploadAn02(){
	if(!checkParametryAn02()){ return false; }
	else linkUpload();
}

//Submit the upload form
function startUpload(upload_id, debug_upload){
	document.getElementById('upload_button').disabled = true;
	document.kalkulator.action = path_to_upload_script + '?upload_id=' +  upload_id;
	document.kalkulator.submit();

	for(var i = 0; i < upload_range; i++){ document.kalkulator.elements['upfile_' + i].disabled = true; }

	if(document.getElementById('upload_div')){ document.getElementById('upload_div').style.display = "none"; }

	if(!debug_upload){ initializeProgressBar(upload_id); }
}

// Initialize progress bar
function initializeProgressBar(upload_id){
	var jsel = document.createElement('SCRIPT');
	var dom = document.body;

	jsel.type = 'text/javascript';
	jsel.src = path_to_set_progress_script + '?upload_id=' + upload_id;
	dom.appendChild(jsel);

	dom = null;
	jsel = null;
	day = null;
}

// Stop the upload
function stopUpload(){
	try{ window.stop(); }
	catch(e){
		try{ document.execCommand('Stop'); }
		catch(e){}
	}
}

//Start the progress bar
function startProgressBar(upload_id, upload_size, start_time){
	total_upload_size = upload_size;
	total_Kbytes = Math.round(total_upload_size / 1024);
	get_status_url = path_to_get_progress_script + '?upload_id=' + upload_id + '&start_time=' + start_time + '&total_upload_size=' + total_upload_size;
	get_data_loop = true;
	document.getElementById('progress_bar').style.display = "";
	showAlertMessage("Upload In Progress");

	if(show_current_position){ document.getElementById('total_kbytes').innerHTML = total_Kbytes + " "; }
	if(show_elapsed_time){ getElapsedTime(); }

	getProgressStatus();

	if(cedric_progress_bar == 1){
		if(show_current_position){ smoothCedricBytes(); }
		smoothCedricStatus();
	}
}

// Calculate and display upload stats
function setProgressStatus(bytes_read, lapsed_time, uploaded_files){
	var byte_speed = 0;
	var time_remaining = 0;
	var dom;

	if(lapsed_time > 0){ byte_speed = bytes_read / lapsed_time; }
	if(byte_speed > 0){ time_remaining = Math.round((total_upload_size - bytes_read) / byte_speed); }

	if(cedric_progress_bar == 1){
		if(byte_speed != 0){
			info_time_width = Math.round(total_upload_size * 1000 / (byte_speed * progress_bar_width));
			info_time_bytes = Math.round(1024000 / byte_speed);
		}
		else{
			info_time_width = 500;
			info_time_bytes = 15;
		}
	}

	// Calculate percent finished
	var percent_float = bytes_read / total_upload_size;
	var percent = Math.round(percent_float * 100);
	var progress_bar_status = Math.round(percent_float * progress_bar_width);

	// Calculate time remaining
	var remaining_sec = (time_remaining % 60);
	var remaining_min = (((time_remaining - remaining_sec) % 3600) / 60);
	var remaining_hours = ((((time_remaining - remaining_sec) - (remaining_min * 60)) % 86400) / 3600);

	if(remaining_sec < 10){ remaining_sec = '0' + remaining_sec; }
	if(remaining_min < 10){ remaining_min = '0' + remaining_min; }
	if(remaining_hours < 10){ remaining_hours = '0' + remaining_hours; }

	var time_remaining_f = remaining_hours + ':' + remaining_min + ':' + remaining_sec;
	var Kbyte_speed = Math.round(byte_speed / 1024);
	var Kbytes_read = Math.round(bytes_read / 1024);

	if(cedric_progress_bar == 1)
	{
		cedric_hold = false; 
		if(info_width > progress_bar_status) 
		{ 
			increment = 0.8; 
			info_width += increment; 
			info_bytes += increment; 
		} 
		else 
		{ 
			increment = 1; 
			info_width = progress_bar_status; 
			info_bytes = Kbytes_read; 
		}
	}
	else{
		dom = document.getElementById('upload_status');
		dom.style.width = progress_bar_status + 'px';

		if(show_current_position){
			dom = document.getElementById('current');
			dom.innerHTML = Kbytes_read;
		}
	}

	if(show_percent_complete){
		dom = document.getElementById('percent')
		dom.innerHTML = percent + '%';
	}
	if(show_files_uploaded){
		dom = document.getElementById('uploaded_files');
		dom.innerHTML = uploaded_files;
	}
	if(show_est_time_left){
		dom = document.getElementById('remain');
		dom.innerHTML = time_remaining_f;
	}
	if(show_est_speed){
		dom = document.getElementById('speed');
		dom.innerHTML = Kbyte_speed;
	}

	dom = null;
}

// Get the progress of the upload
function getProgressStatus(){
	var jsel = document.createElement('SCRIPT');
	var day = new Date;
	var dom = document.body;

	jsel.type = 'text/javascript';
	jsel.src = get_status_url + "&rnd_id=" + day.getTime();

	dom.appendChild(jsel);
	dom = null;
	jsel = null;
	day = null;
}

// Calculate the time spent uploading
function getElapsedTime(){
	seconds++;

	if(seconds == 60){
		seconds = 0;
		minutes++;
	}

	if(minutes == 60){
		minutes = 0;
		hours++;
	}

	var hr = "" + ((hours < 10) ? "0" : "") + hours;
	var min = "" + ((minutes < 10) ? "0" : "") + minutes;
	var sec = "" + ((seconds < 10) ? "0" : "") + seconds;
	var dom = document.getElementById('time')

	dom.innerHTML = hr + ":" + min + ":" + sec;

	dom = null;
	hr = null;
	min = null;
	sec = null;

	if(get_data_loop){ setTimeout("getElapsedTime()", 1000); }
}

// Make the progress bar smooth
function smoothCedricStatus(){
	if(info_width < progress_bar_width && !cedric_hold){
		info_width += increment;
		var dom = document.getElementById('upload_status');
		dom.style.width = info_width + 'px';
		dom = null;
	}

	if(get_data_loop){
		clearTimeout(statusID);
		statusID = setTimeout("smoothCedricStatus()", info_time_width);
	}
}

// Make the bytes uploaded smooth
function smoothCedricBytes(){
	if(info_bytes < total_Kbytes && !cedric_hold){
		info_bytes++;
		var dom = document.getElementById('current');
		dom.innerHTML = info_bytes;
		dom = null;
	}

	if(get_data_loop){
		clearTimeout(bytesID);
		bytesID = setTimeout("smoothCedricBytes()", info_time_bytes);
	}
}

// Add one upload slot
function addUploadSlot(num){	
		if(upload_range < max_upload_slots){
			if(num == upload_range){
				var up = document.getElementById('WyborNEW');
							
				var dv = document.createElement("div");
				dv.innerHTML = '<input type="file" name="upfile_' + upload_range + '" size="60" onchange="addUploadSlot('+(upload_range + 1)+')" onkeypress="return handleKey(event)" />';
				up.appendChild(dv);
				
				upload_range++;
				up = null;
				dv = null;
			}
		}
}

//Sprawdza czy określono wszystkie parametry dla pliku
function checkEmptyParamsAn01( slot )
{
	var message = "____Proszę poprawić błędy ____\n\n";
	var err = 0;

	if( document.getElementById( "tytul_0" ).value == "" ){
		++err;
		message += '-> Tytuł pracy <- proszę wypełnić'+'\n';
	}

	if( document.getElementById( "uwagi_textarea" ).value == "" ){
		++err;
		message += '-> Opis zlecenia <- proszę wypełnić'+'\n';
	}
	
	if( err > 0 )
	{ 
		alert( message );
		return true; //false 
	}
    else 
    {
        return false;
    }    
}

//Sprawdza czy określono wszystkie parametry dla pliku
function checkEmptyParamsAn02( slot )
{
	var message = "______Proszę poprawić błędy ______\n\n";
	var err = 0;
	var dobryTel =/^[0-9- ]+$/;
	var dobryMail = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+[a-zA-Z0-9]{2,4}$/;
	//var dobryMail = /^\\w+([\\.-]?\\w+)*@\\w+([\\.-]?\\w+)*(\\.\\w{2,3})+$/;
	
	var tel = document.getElementById( "telefon_0" ).value;
	var mail = document.getElementById( "email_0" ).value;
	
	if( document.getElementById( "nazwisko_0" ).value == "" ){
		++err;
		message += '-> Nazwisko i imię <- proszę wypełnić'+'\n';
	}

	if( document.getElementById( "email_0" ).value == "" ){
		++err;
		message += '-> E-mail <- proszę wypełnić'+'\n';
	} else if( !dobryMail.test( mail ) )
	{
		err++;
		message += '-> E-mail <- niewłaściwy adres'+'\n';
	}
	
	if( document.getElementById( "telefon_0" ).value == "" ){
		++err;
		message += '-> Telefon <- proszę wypełnić'+'\n';
	} else if( !dobryTel.test( tel ) )
			{
	   			err++;
	   			message += '-> Telefon <- niedozwolone znaki'+'\n';
			}
	
	if( document.getElementById( "tytul_0" ).value == "" ){
		++err;
		message += '-> Tytuł pracy <- proszę wypełnić'+'\n';
	}

	if( document.getElementById( "uwagi_textarea" ).value == "" ){
		++err;
		message += '-> Opis zlecenia <- proszę wypełnić'+'\n';
	} 
				
	if( err > 0 )
	{ 
		alert( message );
		return true; //false 
	}
    else 
    {
        return false;
    }    
}

// Add one upload slot SHERPA
function addUploadSlotAn01(num){

	if(checkFileNameFormat()){ return false; }
	if(checkAllowFileExtensions()){ return false; }
	if(checkNullFileCount()){ return false; }
	if(checkDuplicateFileCount()){ return false; }
	
	if(!checkEmptyParamsAn01(upload_range-1)){
	
		if(upload_range < max_upload_slots){
//			if(num == upload_range){
				var up = document.getElementById( 'upload_slots' );
				var rangePlus = upload_range + 1;
																			
				var dv = document.createElement('div');
				dv.innerHTML = '<label for="p_' +upload_range + '"><b>Dołącz plik&nbsp;</b></label><input type="file" name="upfile_' + upload_range + '" size="70" value="" />';
				up.appendChild(dv);
										

																		
				upload_range++;
				up = null;
				dv = null;
//			}
		}
	}
}

function addUploadSlotAn02(num){

	if(checkFileNameFormat()){ return false; }
	if(checkAllowFileExtensions()){ return false; }
	if(checkNullFileCount()){ return false; }
	if(checkDuplicateFileCount()){ return false; }
	
	if(!checkEmptyParamsAn02(upload_range-1)){
	
		if(upload_range < max_upload_slots){
//			if(num == upload_range){
				var up = document.getElementById( 'upload_slots' );
				var rangePlus = upload_range + 1;
																			
				var dv = document.createElement('div');
				dv.innerHTML = '<label for="p_' +upload_range + '"><b>Dołącz plik&nbsp;</b></label><input type="file" name="upfile_' + upload_range + '" size="70" value="" />';
				up.appendChild(dv);
										

																		
				upload_range++;
				up = null;
				dv = null;
//			}
		}
	}
}