// bbCode control by
// subBlue design
// www.subBlue.com
var imageTag = false;
var theSelection = false;
var pollOptionCount = -1;

var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var clientVer = parseInt(navigator.appVersion); // Get browser version

var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
var is_nav  = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
  && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
  && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));

var is_win   = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
var is_mac    = (clientPC.indexOf("mac")!=-1);

// Define the bbCode tags
bbcode = new Array();
bbtags = new Array('[b]','[/b]','[i]','[/i]','[u]','[/u]','[quote]','[/quote]','[code]','[/code]','[list][li]','[/li][/list]',
  '[img]','[/img]','[url]','[/url]', '[google]', '[/google]', '[youtube]', '[/youtube]', '[flash]', '[/flash]', '[wmv]', '[/wmv]', '[center]', '[/center]');
imageTag = false;

var openBBtags = new Array();

function tmOpenTag(eltag) {
   if (bbtags[eltag+1] != '') {
      openBBtags[openBBtags.length] = eltag;
      //Add '*' in the button's text:
      eval('document.post.addbbcode'+eltag+'.value += "*"');
   }
}

function tmQuitTag(eltag) {
   for (i = 0; i < openBBtags.length; i++) {
      if (openBBtags[i] == eltag) {
         openBBtags.splice(i, 1);
         //Remove '*' from the button's text:
         buttext = eval('document.post.addbbcode' + eltag + '.value');
         eval('document.post.addbbcode' + eltag + '.value ="' + buttext.substr(0,(buttext.length - 1)) + '"');
      }
   }
}

function tmIsTagOpen(eltag) {
   var tag = 0;
   for (i = 0; i < openBBtags.length; i++) {
      if (openBBtags[i] == eltag) { tag++; }
   }
   if (tag > 0) { return true;   } else { return false; }
}

function tmCloseTags() {
   var count = openBBtags.length;
   for (n = 0; n < count; n++) { bbstyle(openBBtags[openBBtags.length - 1]); }
}

// Shows the help messages in the helpline window
function helpline(help) {
   document.post.helpbox.value = eval(help + "_help");
}


// Replacement for arrayname.length property
function getarraysize(thearray) {
  for (i = 0; i < thearray.length; i++) {
    if ((thearray[i] == "undefined") || (thearray[i] == "") || (thearray[i] == null))
      return i;
    }
  return thearray.length;
}

// Replacement for arrayname.push(value) not implemented in IE until version 5.5
// Appends element to the array
function arraypush(thearray,value) {
  thearray[ getarraysize(thearray) ] = value;
}

// Replacement for arrayname.pop() not implemented in IE until version 5.5
// Removes and returns the last element of an array
function arraypop(thearray) {
  thearraysize = getarraysize(thearray);
  retval = thearray[thearraysize - 1];
  delete thearray[thearraysize - 1];
  return retval;
}

function bbplace(text) {
    var txtarea = document.post.message;
    if (txtarea.createTextRange && txtarea.caretPos) {
        var caretPos = txtarea.caretPos;
        caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? caretPos.text + text + ' ' : caretPos.text + text;
        txtarea.focus();
    } else if (txtarea.selectionStart || txtarea.selectionStart == '0') {
        var startPos = txtarea.selectionStart;
        var endPos = txtarea.selectionEnd;
        txtarea.value = txtarea.value.substring(0, startPos)
                      + text
                      + txtarea.value.substring(endPos, txtarea.value.length);
        txtarea.focus();
        txtarea.selectionStart = startPos + text.length;
        txtarea.selectionEnd = startPos + text.length;
    } else {
        txtarea.value  += text;
        txtarea.focus();
    }
}

function emoticon(text) {
   text = ' ' + text;
   bbfontstyle(text,'');
   return;
}

function bbfontstyle(bbopen,bbclose) {
var txtarea = document.post.message;

//IE
if (document.selection)
  { txtarea.focus();
    sel = document.selection.createRange();
    sel.text = bbopen+sel.text+bbclose;
  }
//Mozilla-Netscape
else if (txtarea.selectionStart || txtarea.selectionStart == '0') {
   var startPos = txtarea.selectionStart;
   var endPos = txtarea.selectionEnd;
   var cursorPos = endPos;
   var scrollTop = txtarea.scrollTop;

   if (startPos != endPos) {
      txtarea.value = txtarea.value.substring(0, startPos)
                 + bbopen
                 + txtarea.value.substring(startPos, endPos)
                 + bbclose
                 + txtarea.value.substring(endPos, txtarea.value.length);
      cursorPos += bbopen.length + bbclose.length;
   }
   else {

         txtarea.value = txtarea.value.substring(0, startPos)
                  + bbopen+' '+bbclose
                  + txtarea.value.substring(endPos, txtarea.value.length);
      cursorPos = startPos + bbopen.length+bbclose.length+1;
   }
   txtarea.focus();
   txtarea.selectionStart = cursorPos;
   txtarea.selectionEnd = cursorPos;
   txtarea.scrollTop = scrollTop;
}
 else {   txtarea.value += bbopen+' '+bbclose;
   txtarea.focus();
    }
}

function bbstyle(eltag) {
   var txtarea = document.post.message;

   if (eltag == -1) { tmCloseTags(); return; }

   //IE
   if (document.selection) {
       txtarea.focus();
       sel = document.selection.createRange();
      if (sel.text.length > 0) { sel.text = bbtags[eltag] + sel.text + bbtags[eltag+1]; }
      else {
            if (!tmIsTagOpen(eltag) || bbtags[eltag+1] == '') {
            sel.text = bbtags[eltag];
            tmOpenTag(eltag);
          }
          else {
               sel.text = bbtags[eltag+1];
               tmQuitTag(eltag);
               }
      }
      txtarea.focus();
   }
   //Mozilla-Netscape
   else if (txtarea.selectionStart || txtarea.selectionStart == '0') {
      var startPos = txtarea.selectionStart;
      var endPos = txtarea.selectionEnd;
      var cursorPos = endPos;
      var scrollTop = txtarea.scrollTop;

      if (startPos != endPos) {
         txtarea.value = txtarea.value.substring(0, startPos)
                       + bbtags[eltag]
                       + txtarea.value.substring(startPos, endPos)
                       + bbtags[eltag+1]
                       + txtarea.value.substring(endPos, txtarea.value.length);
         cursorPos += bbtags[eltag].length + bbtags[eltag+1].length;
      }
      else {
         if (!tmIsTagOpen(eltag) || bbtags[eltag+1] == '') {
            txtarea.value = txtarea.value.substring(0, startPos)
                          + bbtags[eltag]
                          + txtarea.value.substring(endPos, txtarea.value.length);
            tmOpenTag(eltag);
            cursorPos = startPos + bbtags[eltag].length;
         }
         else {
            txtarea.value = txtarea.value.substring(0, startPos)
                          + bbtags[eltag+1]
                          + txtarea.value.substring(endPos, txtarea.value.length);
            tmQuitTag(eltag);
            cursorPos = startPos + bbtags[eltag+1].length;
         }
      }
      txtarea.focus();
      txtarea.selectionStart = cursorPos;
      txtarea.selectionEnd = cursorPos;
      txtarea.scrollTop = scrollTop;
   }
   else {
      if (!tmIsTagOpen(eltag) || bbtags[eltag+1] == '') {
         txtarea.value += bbtags[eltag];
         tmOpenTag(eltag);
      }
      else {
         txtarea.value += bbtags[eltag+1];
         tmQuitTag(eltag);
      }
      txtarea.focus();
   }
}

// Insert at Claret position. Code from
// http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130
function storeCaret(textEl) {
  if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();
}

// Depends of jquery.js
function previewMessage()
{
  var f = document.post;

  var p = { 
    text:f.message.value, 
    subject:f.subject.value, 
    html:!f.disable_html.checked, 
    bbcode:!f.disable_bbcode.checked, 
    smilies:!f.disable_smilies.checked 
  };

  $.ajax({
    type:"POST",
    url:CONTEXTPATH + "/jforum" + SERVLET_EXTENSION + "?module=ajax&action=previewPost",
    data:p,
    dataType:"script",
    global:false
  });
}

function incrementPollOptionCount()
{
  pollOptionCount++;
  document.getElementById("pollOptionCount").value = pollOptionCount;
}

function initPollOptionCount()
{
  if (pollOptionCount == -1) {
    var countField = document.getElementById("pollOptionCount");
    
    if (countField != null) {
      pollOptionCount = parseInt(countField.value);
    } 
    else {
      pollOptionCount = 1;
    }
  }
}

function deletePollOption(button)
{
  initPollOptionCount();
  
  var node = button.parentNode;
  while (node != null) {
    if (node.id == "pollOption") {
      node.parentNode.removeChild(node);
      break;
    }

    node = node.parentNode;
  }
}

function addPollOption()
{
  initPollOptionCount();
  incrementPollOptionCount();

  var addOption = document.getElementById("pollOptionWithAdd");
  var deleteOption = document.getElementById("pollOptionWithDelete");
  var newOption = deleteOption.cloneNode(true);
  
  if (is_nav) {
    newOption.style.display = "table-row";
  } 
  else {
    newOption.style.display = "block";
  }
  
  newOption.id = "pollOption";
  
  var newTextField = newOption.getElementsByTagName("input")[0];
  var addTextField = newOption.getElementsByTagName("input")[1];
  
  //copy the active text data to the inserted option
  newTextField.id = "pollOption" + pollOptionCount;
  newTextField.name = "poll_option_" + pollOptionCount;
  newTextField.value = "";
  
  //clear out the last text field and increment the id
  addTextField.id = "pollOption" + pollOptionCount;
  addTextField.name = "poll_option_" + pollOptionCount;
  
  addOption.parentNode.insertBefore(newOption, addOption);
  addTextField.focus();
}


function checkForm() {

   formErrors = false;

   if (document.post.message.value.length < 2) {
      formErrors = "You must enter a message when posting.";
   }

   if (formErrors) {
      alert(formErrors);
      return false;
   } else {
      bbstyle(-1);
      return true;
   }
}

function activateTab(name, currentLi)
{
  $("#tabs10 > ul > li").each(function() {
    var targetName = $(this).attr("target");
    var target = $("#" + targetName);

    if (target.length && name != targetName) {
      target.hide();
      $(this).removeClass("current");
    }
  });


  $("#" + name).show();
  $(currentLi).parent().addClass("current");
}

function limitURLSize()
{
  $(".snap_shots").each(function () {
    var value = $(this).text();
    
    if (value.length > 80) {
      $(this).text(value.substring(0, 50) + "..." + value.substring(value.length - 30));
    }
  });
}

function showExpirationDate(dateFormattedUI) {
  $(function() {
    $("#datepicker").datepicker({dateFormat: dateFormattedUI});
  });  
  var radiovalue=$("input[name='topic_type']:checked").val();
  if (radiovalue==1 || radiovalue==2) {
    $(".expirationDateClass").show();
  } else {
    $("#datepicker").attr('value','');
    $(".expirationDateClass").hide();
  }
}

function markSpam(postId, start, firstPostId, topicHidden) {
  $("#spamRequest").dialog({ 
    title: "${translate('SpamDetection.ConfirmSpamAction')}",
    resizable: false,
    buttons: { "${translate('SpamDetection.Close')}": function() { $(this).dialog('destroy'); } ,
               "${translate('SpamDetection.Confirm')}" : function() {
               var requestUrl = "${JForumContext.encodeURL('/spamDetection/markSpam')}";
               var topicId = "${topic.id}";
               $.ajax({
                 type: 'POST',
                 data: {'module':'spamDetection' , 'action':'markSpam','post_id': postId, 'start': start },
                 url: requestUrl,
                 success: function(data, textStatus, XMLHttpRequest) { isResponseSuccessful(true, data, firstPostId, topicHidden);},
                 error: function(XMLHttpRequest, textStatus, errorThrown) {showMessage(textStatus);},
                 dataType: 'json'
               });
               $(this).dialog('destroy');
             }
           }
    });
}

function markNotSpam(postId, start, firstPostId, topicHidden) {
  $("#spamRequest").dialog({ 
    title: "${translate('SpamDetection.ConfirmNotSpamAction')}",
    resizable: false,
    buttons: { "${translate('SpamDetection.Close')}": function() { $(this).dialog('destroy'); } ,
               "${translate('SpamDetection.Confirm')}" : function() {
               var requestUrl = "${JForumContext.encodeURL('/spamDetection/markNotSpam')}";
               var topicId = "${topic.id}";
               $.ajax({
                 type: 'POST',
                 data: {'module':'spamDetection' , 'action':'markNotSpam','post_id': postId, 'start': start },
                 url: requestUrl,
                 success: function(data, textStatus, XMLHttpRequest) { isResponseSuccessful(false, data, firstPostId, topicHidden);},
                 error: function(XMLHttpRequest, textStatus, errorThrown) {showMessage(textStatus);},
                 dataType: 'json'
               });
               $(this).dialog('destroy');
             }
           }
    });
}

function isResponseSuccessful(isSpamResponse, data, firstPostId, topicHidden) {
  if (data.error == false) {  
    displaySpamIcon(!isSpamResponse, data.content);      
    displayHiddenIcon(isSpamResponse, data.content);
    var divs = $("div"); 
    if (firstPostId == data.content) {
    	   	
    	for (var i = 0; i < divs.length; i++) {  
	    	if(isSpamResponse) {
	    		if (divs[i].id.indexOf("notHiddenDiv") > -1) {
	    			if (divs[i].id != "notHiddenDiv" + data.content) {
	    				$("#" + divs[i].id).hide(); 
	    			}    				
	    		}
	    			
	    		if (divs[i].id.indexOf("hiddenDiv") > -1) {
	    			if (divs[i].id != "hiddenDiv" + data.content) {
	    				$("#" + divs[i].id).hide(); 
	    			}    				
	    		}	    		
		    } else {
		    
	    			    	
		    	if (divs[i].id.indexOf("notHiddenDiv") > -1) {
	    			if (divs[i].id != "notHiddenDiv" + data.content) {
	    				$("#" + divs[i].id).show();
	    				$("#" + divs[i].id).css('display', 'inline'); 
	    			}    				
	    		}
	    		
				if (divs[i].id.indexOf("hiddenDiv") > -1) {
			    	if (divs[i].id != "hiddenDiv" + data.content) {
		    			$("#" + divs[i].id).hide();		    			 
		    		}
		    	}	    	
		    }
	    }
    } else {
    
    	//Because this could have changed via AJAX check for the first post on the page
    	
    	var firstPostHiddenDivFound = false;
    	var firstPostNotHiddenDivFound = false;
        
        for (var i = 0; i < divs.length; i++) {
	    	if (divs[i].id.indexOf("notHiddenDiv") > -1) {
	    		if (divs[i].id == "notHiddenDiv" + firstPostId) {	
		    		if (divs[i].style.display == "inline"){					
		    			firstPostNotHiddenDivFound = true;
		    			} 
	    		}    				
	    	}    	  	
    		if (divs[i].id.indexOf("hiddenDiv") > -1) {
	    		if (divs[i].id == "hiddenDiv" + firstPostId) {
					if (divs[i].style.display == "inline") {
	    			firstPostHiddenDivFound = true;
	    				} 
	    			}    				
	    		}
			}

		//Scenario A we on the first page and the post is hidden
		//Scenario B we are not on the first page and the topic is hidden			
		if ((firstPostHiddenDivFound) || (firstPostHiddenDivFound == false && firstPostNotHiddenDivFound == false && topicHidden) ) { 			
			for (var i = 0; i < divs.length; i++) {
			
				if (divs[i].id.indexOf("notHiddenDiv") > -1) {
		    		if (divs[i].id == "notHiddenDiv" + data.content) {
		    			$("#" + divs[i].id).hide(); 
		    		}    				
		    	}
		    	
		    	if (divs[i].id.indexOf("hiddenDiv") > -1) {
		    		if (divs[i].id == "hiddenDiv" + data.content) {
		    			$("#" + divs[i].id).hide(); 
		    		}    				
		    	}			
			}
		}
    }
    
     
  }
  showMessage(data);  
}
	
function displaySpamIcon(showSpamButton, postId) {	
  if (showSpamButton) {
    $("#notSpamDiv" + postId).hide();    
    $("#spamDiv" + postId).show();
    $("#spamDiv" + postId).css('display', 'inline');
  } else {
    $("#notSpamDiv" + postId).show();
    $("#notSpamDiv" + postId).css('display', 'inline');
    $("#spamDiv" + postId).hide();  
  }
}

function displayHiddenIcon(isHidden, postId) {	
	  if (isHidden) {		  
	    $("#notHiddenDiv" + postId).hide();
	    $("#hiddenDiv" + postId).show();
	    $("#hiddenDiv" + postId).css('display', 'inline');
	  } else {
	    $("#notHiddenDiv" + postId).show();
	    $("#notHiddenDiv" + postId).css('display', 'inline');
	    $("#hiddenDiv" + postId).hide();	  
	  }
	}

function showMessage(data){
  $("#spamRequest").dialog({ 
    title: data.message,
    resizable: false,
    buttons: { "${translate('SpamDetection.Close')}": function() { $(this).dialog('destroy'); } }
  });
}



function displayInfraction(userId, postId) {
  var requestUrl = "${JForumContext.encodeURL('/infractions/stats')}";
  $.ajax({
    type: 'GET',
    data: {'module':'infractions' , 'action':'stats','user_id': userId},
    url: requestUrl,
    success: function(data, textStatus, XMLHttpRequest) { fillInfractionData(data, this.context);},
    error: function(XMLHttpRequest, textStatus, errorThrown) {showInfractionCommunicationErrorMessage(textStatus, this.context);},
    dataType: 'json',
    context: $("#displayInfractionDiv"+postId)
  });
}

function showInfractionCommunicationErrorMessage(textStatus, caller) {
	caller.children().remove();
    caller.append(textStatus);
}

function fillInfractionData(data, caller) {
  caller.children().remove();  
  if (data.error) {  	
    caller.append(data.message);  	
  } else {  	
  	caller.append("${translate('Infractions.Infractions')}" + ":" + data.content.warningCount + "/" + data.content.activeInfractions + " ");
  	caller.append("(" + data.content.infractionPoints + ")");
  }
}