/**
 * SITE FUNCTIONALITY
 * ------------------
 *
 * Any JavaScript that extends the functionality
 * of the website.
 * 
 * Author: Four Mind, fourmind.ca
 * Created: Nov 18, 2009
 * Requirements:  jQuery library
 * Edited: Sep 14, 2011
 * Additional Requirement: superfish-1.4.8
 * Customized for Tofino Bus with location-related functions
 */


$(document).ready(function(){
  $("#nav-public ul").superfish({
    delay: 400,
    animation: {opacity:'show',height:'show'},
    speed: 'fast'
  });
  $(".form-item input, .form-item textarea, .form-item select").focus(function () { placeFocus(this); });
  $(".form-item input, .form-item textarea, .form-item select").blur(function () { placeBlur(this); });
});

function jump_url(el) {
  var url = el.value;
  if(url != 0 && url != "") {
    var root = (url.substr(0,7) == "http://") ? '' : rootURL;
    document.location.href = root+url;
  }
  return false;
}

function placeFocus(item, txt) {
  $(item).removeClass('filled');
  $(item).addClass('active');
  if($(item).val() == txt) {
    $(item).val('');
  }
}
function placeBlur(item, txt) {
  $(item).removeClass('active');
  if($(item).val() == '') {
    $(item).val(txt);
  } else {
    $(item).addClass('filled');
  }
}

function numbersonly(myfield, e, dec) {
	var key;
	var keychar;
	
	if (window.event) 
	   key = window.event.keyCode;
	else if (e)
	   key = e.which;
	else
	   return true;
	keychar = String.fromCharCode(key);
	
	// control keys
	if ((key==null) || (key==0) || (key==8) || 
	    (key==9) || (key==13) || (key==27) )
	   return true;
	
	// numbers
	else if ((("0123456789.").indexOf(keychar) > -1))
	   return true;
	
	// decimal point jump
	else if (dec && (keychar == "."))
	   {
	   myfield.form.elements[dec].focus();
	   return false;
	   }
	else
	   return false;
}

/**
 * emailCheck Function
 * Checks for valid email addresses
 */
function emailCheck (emailStr) {
  /* The following pattern is used to check if the entered e-mail address
  fits the user@domain format.  It also is used to separate the username
  from the domain. */
  var emailPat=/^(.+)@(.+)$/
  /* The following string represents the pattern for matching all special
  characters.  We don't want to allow special characters in the address.
  These characters include ( ) < > @ , ; : \ " . [ ]    */
  var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
  /* The following string represents the range of characters allowed in a
  username or domainname.  It really states which chars aren't allowed. */
  var validChars="\[^\\s" + specialChars + "\]"
  /* The following pattern applies if the "user" is a quoted string (in
  which case, there are no rules about which characters are allowed
  and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
  is a legal e-mail address. */
  var quotedUser="(\"[^\"]*\")"
  /* The following pattern applies for domains that are IP addresses,
  rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
  e-mail address. NOTE: The square brackets are required. */
  var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
  /* The following string represents an atom (basically a series of
  non-special characters.) */
  var atom=validChars + '+'
  /* The following string represents one word in the typical username.
  For example, in john.doe@somewhere.com, john and doe are words.
  Basically, a word is either an atom or quoted string. */
  var word="(" + atom + "|" + quotedUser + ")"
  // The following pattern describes the structure of the user
  var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
  /* The following pattern describes the structure of a normal symbolic
  domain, as opposed to ipDomainPat, shown above. */
  var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")


  /* Finally, let's start trying to figure out if the supplied address is
  valid. */

  /* Begin with the coarse pattern to simply break up user@domain into
  different pieces that are easy to analyze. */
  var matchArray=emailStr.match(emailPat)
  if (matchArray==null) {
    /* Too many/few @'s or something; basically, this address doesn't
    even fit the general mould of a valid e-mail address. */
    alert("The Email Address appears to be incorrect or missing. Please check that all characters, for example @ and ., have been entered correctly.")
    return false
  }
  var user=matchArray[1]
  var domain=matchArray[2]

  // See if "user" is valid
  if (user.match(userPat)==null) {
    // user is not valid
    alert("The username appears to be invalid or missing. Please check the Email Address again.")
    return false
  }

  /* if the e-mail address is at an IP address (as opposed to a symbolic
  host name) make sure the IP address is valid. */
  var IPArray=domain.match(ipDomainPat)
  if (IPArray!=null) {
    // this is an IP address
    for (var i=1;i<=4;i++) {
      if (IPArray[i]>255) {
        alert("Destination IP address is invalid!")
        return false
      }
    }
    return true
  }

  // Domain is symbolic name
  var domainArray=domain.match(domainPat)
  if (domainArray==null) {
    alert("The domain name in the Email Address does not appear to be valid. Please check the entered Email Address again.")
    return false
  }

  /* domain name seems valid, but now make sure that it ends in a
  three-letter word (like com, edu, gov) or a two-letter word,
  representing country (uk, nl), and that there's a hostname preceding
  the domain or country. */

  /* Now we need to break up the domain to get a count of how many atoms
  it consists of. */
  var atomPat=new RegExp(atom,"g")
  var domArr=domain.match(atomPat)
  var len=domArr.length
  if (domArr[domArr.length-1].length<2 ||
  domArr[domArr.length-1].length>3) {
    // the address must end in a two letter or three letter word.
    alert("The Email Address must end in a three-letter domain, or two letter country. Please check the entered Email Address again.")
    return false
  }

  // Make sure there's a host name preceding the domain.
  if (len<2) {
    var errStr="This Email Address is missing a hostname.  Please check the entered Email Address again."
    alert(errStr)
    return false
  }

  // If we've gotten this far, everything's valid!
  return true;
}