// $HeadURL: http://joomlacode.org/svn/joomgallery/JG-1.5/JG/trunk/components/com_joomgallery/assets/js/joomscript.js $
// $Id: joomscript.js 502 2009-11-09 18:26:36Z mab $
/******************************************************************************\
**   JoomGallery  1.5.0.4                                                     **
**   By: JoomGallery::ProjectTeam                                             **
**   Copyright (C) 2008 - 2009  M. Andreas Boettcher                          **
**   Based on: JoomGallery 1.0.0 by JoomGallery::ProjectTeam                  **
**   Released under GNU GPL Public License                                    **
**   License: http://www.gnu.org/copyleft/gpl.html or have a look             **
**   at administrator/components/com_joomgallery/LICENSE.TXT                  **
\******************************************************************************/

//Javascript for SmilieInsert and Form Check

function joom_getcoordinates(){ 
  document.nameshieldform.xvalue.value=document.getElementById("u1").offsetTop; 
  document.nameshieldform.yvalue.value=document.getElementById("u1").offsetLeft;
  document.nameshieldform.submit();
}

function joom_validatecomment(){
  if (document.commentform.cmttext.value==''){
    alert(joomgallery_enter_comment);
  } else if(jg_use_code==1) {
    if (document.commentform.jgcode != null && document.commentform.jg_code.value==''){
      alert(joomgallery_enter_code);
    } else {
      document.commentform.submit();
    }
  } else {
    document.commentform.submit();
  }
}


function joom_smilie(thesmile) {
  document.commentform.cmttext.value += thesmile+' ';
  document.commentform.cmttext.focus();
}


function joom_validatesend2friend(){
  if ((document.send2friend.send2friendname.value=='') || (document.send2friend.send2friendemail.value=='')){
    alert(joomgallery_enter_name_email);
  } else {
    document.send2friend.submit();
  }
}


function joom_checkme() {
  var form = document.adminForm;
  form.imgtitle.style.backgroundColor = '';
  form.catid.style.backgroundColor = '';
  var doublefiles = false;
  // do field validation
  if (form.imgtitle.value == ''|| form.imgtitle.value == null) {
    alert(joomgallery_pic_must_have_title);
    form.imgtitle.style.backgroundColor = jg_ffwrong;
    form.imgtitle.focus();
    return false;
  } else if (form.catid.value == "0") {
    alert(joomgallery_select_category);
    form.catid.style.backgroundColor = jg_ffwrong;
    form.catid.focus();
    return false;
    //Prueft ob ueberhaupt Dateien angeben wurden.
  } else {
    var zaehl = 0;
    var arenofiles = true;
    var fullfields = new Array();
    var screenshotfieldname = new Array();
    var screenshotfieldvalue = new Array();
    for(i=0;i<jg_inputcounter;i++) {
      screenshotfieldname[i] = 'arrscreenshot['+i+']';
      screenshotfieldvalue[i] = document.getElementsByName(screenshotfieldname[i])[0].value;
      document.getElementsByName(screenshotfieldname[i])[0].style.backgroundColor='';
      if(screenshotfieldvalue[i] != "") {
        arenofiles = false;
        fullfields[zaehl] = i;
        zaehl++;
      }
    }
  }
  if(arenofiles) {
    alert(joomgallery_select_file);
    document.getElementsByName(screenshotfieldname[0])[0].focus();
    return false;
    //Prueft ob die Dateitypen auch .jpg,.gif und .png sind
  } else {
    var extensionsnotok = false;
    var searchextensiontest = new Array();
    var searchextension = new Array();
    //However you have to define this RegExp for each item.
    for (i=0;i<fullfields.length;i++) {
      searchextension[i] = new RegExp('\.jpg$|\.jpe$|\.jpeg$|\.gif$|\.png$','ig');
    }
    for(i=0;i<fullfields.length;i++) {
      searchextensiontest = searchextension[i].test(screenshotfieldvalue[fullfields[i]]);
      if(searchextensiontest!=true) {
        extensionsnotok = true;
        document.getElementsByName(screenshotfieldname[fullfields[i]])[0].style.backgroundColor = jg_ffwrong;
      }
    }
  }
  if(extensionsnotok) {
    alert(joomgallery_wrong_extension);
    document.getElementsByName(screenshotfieldname[0])[0].focus();
    return false;
    //Wenn eine Javascriptueberpruefung in den Configurations gewuenscht wurde wird der Dateinamen auf Sonderzeichen ueberprueft
  } else {
    var filenamesnotok = false;
    if(jg_filenamewithjs!=0) {
      var searchwrongchars = /[^ a-zA-Z0-9_-]/;
      var lastbackslash = new Array();
      var endoffilename = new Array();
      var filename = new Array();
      for(i=0;i<fullfields.length;i++) {
        lastbackslash[i] = screenshotfieldvalue[fullfields[i]].lastIndexOf('\\');
        endoffilename[i] = screenshotfieldvalue[fullfields[i]].lastIndexOf('\.')-screenshotfieldvalue[fullfields[i]].length;
        if(lastbackslash[i]<1) {
         lastbackslash[i] = screenshotfieldvalue[fullfields[i]].lastIndexOf('/');
        }
        filename[i] = screenshotfieldvalue[fullfields[i]].slice(lastbackslash[i]+1,endoffilename[i]);
        if(searchwrongchars.test(filename[i])) {
          filenamesnotok = true;
          document.getElementsByName(screenshotfieldname[fullfields[i]])[0].style.backgroundColor = jg_ffwrong;
        }
      }
    }
  }
  if(filenamesnotok) {
    alert(joomgallery_wrong_filename);
    document.getElementsByName(screenshotfieldname[0])[0].focus();
    return false;
  } else if(fullfields.length>1) {
    var feld1 = new Number();
    var feld2 = new Number();
    for(i=0;i<fullfields.length;i++) {
      for(j=fullfields.length-1;j>i;j--) {
        if(screenshotfieldvalue[fullfields[i]].indexOf(screenshotfieldvalue[fullfields[j]])==0) {
          doublefiles = true;
          document.getElementsByName(screenshotfieldname[fullfields[i]])[0].style.backgroundColor = jg_ffwrong;
          document.getElementsByName(screenshotfieldname[fullfields[j]])[0].style.backgroundColor = jg_ffwrong;
          feld1 = i+1;
          feld2 = j+1
          alert(joomgallery_filename_double1+' ' +feld1+' '+joomgallery_filename_double2+' '+feld2+'.');
        }
      }
    }
  }
  if(doublefiles) {
    document.getElementsByName(screenshotfieldname[0])[0].focus();
    return false;
  } else {
    form.submit();
    return true;
  }
}


function joom_checkme2() {
  var form = document.adminForm;
  form.imgtitle.style.backgroundColor = '';
  form.catid.style.backgroundColor = '';
  // do field validation
  if (form.imgtitle.value == '' || form.imgtitle.value == null) {
    alert(joomgallery_pic_must_have_title);
    form.imgtitle.style.backgroundColor = jg_ffwrong;
    form.imgtitle.focus();
    return false;
  } else if (form.catid.value == '0') {
    alert(joomgallery_select_category);
    form.catid.style.backgroundColor = jg_ffwrong;
    form.catid.focus();
    return false;
  } else {
    form.submit();
    return true;
  }
}


function joom_openjswindow(imgsource, imgtitle, imgwidth, imgheight) {
  var imgwidth = parseInt(imgwidth);
  var imgheight = parseInt(imgheight);
  var scrbar = (resizeJsImage>0) ? 0 : 1;
  pgwindow = window.open('', 'JoomGallery', 'toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=0,scrollbars='+scrbar+',width='+imgwidth+',height='+imgheight+'');
  with(pgwindow.document) {
    write("<html><head><title>