Валидация форм средствами Joomla - Разработка расширений для Joomla 1.5

JHTML::_('behavior.formvalidation');

<script language="javascript" type="text/javascript">
function submitbutton(pressbutton) {
	if (pressbutton == 'copy') {
		if (document.adminForm.boxchecked.value == 0) {
			alert("Вы забыли указать объект. Выберите объект из списка для копирования.");
		} 
		else {
			submitform('copy');
		}
	} else {
		submitform(pressbutton);
	}
}
</script>

JHTML::_('behavior.formvalidation');

<form action="" name="MyFormName" class="form-validate" method="post" >

<input name="pbform[fio]"  class="inputbox required" value="" />

class="button validate"

		// Input validation
		if  (!$this->_validateInputs( $contact, $email, $subject, $body ) ) {
			JError::raiseWarning( 0, $this->getError() );
			return false;
		}

this.setHandler('validate-select',
			function (value) {
				return (value > 0);
			}
		);

		this.setHandler('password',
			function (value) {
				regex=/^\S[\S ]{2,98}\S$/;
				return regex.test(value);
			}
		);

<select class="validate-select">
            <option value="0">Выберите из списка</option>
            <option value="1">1</option>
            <option value="2">2</option>
</select>

<?php JHTML::_('behavior.formvalidation'); ?>

<script type="text/javascript">
Window.onDomReady(
function() {
    document.formvalidator.setHandler('select', function(value) {
        return value > 0;
})
}
);
</script>

this.setHandler('email',
			function (value) {
				regex=/^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
				return regex.test(value);
			}
		);

this.setHandler('select',
			function (value) {
				return value > 0;
			}
		);

// Run custom form validators if present
		$A(this.custom).each(function(validator){
			if (validator.exec()!= true) {
				valid = false;
			}
		});

if (!valid) {
                    alert('Вы не заполнили все необходимые поля!');
                }

else {
                        if ((formelement.value == '')&& (document.getElementById('country_field').value != 'UKR'))
						{
                            document.getElementById(required_fields[i]+'$div_id_postfix').className += ' missing';
                            isvalid = false;
							
                        }
                        else if (document.getElementById(required_fields[i]+'$div_id_postfix').className == 'formLabel missing') {
                            document.getElementById(required_fields[i]+'$div_id_postfix').className = 'formLabel';
	                    }
						if ((formelement.name == 'vm_inn')&&(formelement.value == ''))
						{
							if ((document.getElementById('country_field').value == 'BLR')||(document.getElementById('country_field').value == 'RUS'))
							{
								
								document.getElementById(required_fields[i]+'$div_id_postfix').className += ' missing';
								isvalid = false;
								
								
							}
							else if (document.getElementById(required_fields[i]+'$div_id_postfix').className == 'formLabel missing') 
								{
								
                            document.getElementById(required_fields[i]+'$div_id_postfix').className = 'formLabel';
								}
							if ((document.getElementById('country_field').value == 'UKR')) 
							{								
																
								document.getElementById(required_fields[i]+'$div_id_postfix').className = 'formLabel';
							}
							else if (document.getElementById(required_fields[i]+'$div_id_postfix').className == 'formLabel missing') 
							{
							
                            document.getElementById(required_fields[i]+'$div_id_postfix').className = 'formLabel';
							}
						}
    	        	}

if( !isvalid) {
				alert("'.addslashes( $VM_LANG->_('CONTACT_FORM_NC',false) ).'" );
				
			}
			alert("METKA!");
			return isvalid;
			alert ("!7");

Joomla.submitbutton = function(task)
{
	if (task == '')
	{
		return false;
	}
	else
	{
		var isValid=true;
		var action = task.split('.');
		if (action[1] != 'cancel' && action[1] != 'close')
		{
			var forms = $$('form.form-validate');
			for (var i=0;i<forms.length;i++)
			{
				if (!document.formvalidator.isValid(forms[i]))
				{
					isValid = false;
					break;
				}
			}
		}
 
		if (isValid)
		{
			Joomla.submitform(task);
			return true;
		}
		else
		{
			alert(Joomla.JText._('COM_HELLOWORLD_HELLOWORLD_ERROR_UNACCEPTABLE',
			                     'Some values are unacceptable'));
			return false;
		}
	}
}

<?php // no direct access
defined('_JEXEC') or die('Restricted access'); 
JHTML::_('behavior.formvalidation'); ?>

<script type="text/javascript">
<!--
     Window.onDomReady(function(){
        document.formvalidator.setHandler('passverify', function (value) { return ($('password').value == value); }    );
    
    });
// -->
</script>
   
   <?php
    if(isset($this->message)){
        $this->display('message');
    }
?>

 <form action="<?php echo JRoute::_( 'index.php?option=com_user&view=register' ); ?>" method="post" id="josForm" name="josForm" class="form-validate" ;>

<?php if ( $this->params->def( 'show_page_title', 1 ) ) : ?>
<div class="componentheading<?php echo $this->escape($this->params->get('pageclass_sfx')); ?>"><?php echo $this->escape($this->params->get('page_title')); ?></div>
<?php endif; ?>

<table cellpadding="0" cellspacing="0" border="0" width="100%" class="contentpane">
<tr>
    <td width="30%" height="40">
        <label id="namemsg" for="name">
            <?php echo JText::_( 'Name' ); ?>:
        </label>
    </td>
      <td>
          <input type="text" name="name" id="name" size="40" value="<?php echo $this->escape($this->user->get( 'name' ));?>" class="required" maxlength="50" /> *
      </td>
</tr>
<tr>
    <td height="40">
        <label id="usernamemsg" for="username">
            <?php echo JText::_( 'User name' ); ?>:
        </label>
    </td>
    <td>
        <input type="text" id="username" name="username" size="40" value="<?php echo $this->escape($this->user->get( 'username' ));?>" class="required validate-username" maxlength="25" /> *
    </td>
</tr>
<tr>
    <td height="40">
        <label id="emailmsg" for="email">
            <?php echo JText::_( 'Email' ); ?>:
        </label>
    </td>
    <td>
        <input type="text" id="email" name="email" size="40" value="<?php echo $this->escape($this->user->get( 'email' ));?>" class="required validate-email" maxlength="100" /> *
    </td>
</tr>
<tr>
    <td height="40">
        <label id="pwmsg" for="password">
            <?php echo JText::_( 'Password' ); ?>:
        </label>
    </td>
      <td>
          <input class="required validate-password" type="password" id="password" name="password" size="40" value="" /> *
      </td>
</tr>
<tr>
    <td height="40">
        <label id="pw2msg" for="password2">
            <?php echo JText::_( 'Verify Password' ); ?>:
        </label>
    </td>
    <td>
        <input class="required validate-passverify" type="password" id="password2" name="password2" size="40" value="" /> *
    </td>
</tr>
<tr>
    <td colspan="2" height="40">
        <?php echo JText::_( 'REGISTER_REQUIRED' ); ?>
    </td>
</tr>
</table>
    <button class="button validate" type="submit"><?php echo JText::_('Register'); ?></button>
    <input type="hidden" name="task" value="register_save" />
    <input type="hidden" name="id" value="0" />
    <input type="hidden" name="gid" value="0" />
    <?php echo JHTML::_( 'form.token' ); ?>
</form>