107 lines
4.3 KiB
PHP
107 lines
4.3 KiB
PHP
<h2>More validation rules</h2>
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<?php
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// include the Zebra_Form class
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require '../Zebra_Form.php';
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// instantiate a Zebra_Form object
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$form = new Zebra_Form('form');
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// "alphabet"
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$form->add('label', 'label_alphabet', 'alphabet', 'Alphabet:');
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$obj = $form->add('text', 'alphabet');
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// set rules
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$obj->set_rule(array(
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// error messages will be sent to a variable called "error", usable in custom templates
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'required' => array('error', 'This field is required!'),
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'alphabet' => array('', 'error', 'Accepts only characters from the alphabet (case-insensitive a to z)')
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));
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// attach a note
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$form->add('note', 'note_alphabet', 'alphabet', 'Accepts only characters from the alphabet (case-insensitive a to z)');
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// "alphanumeric"
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$form->add('label', 'label_alphanumeric', 'alphanumeric', 'Alphanumeric:');
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$obj = $form->add('text', 'alphanumeric');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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'alphanumeric' => array('', 'error', 'Accepts only characters from the alphabet (case-insensitive a to z) and digits (0 to 9)')
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));
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$form->add('note', 'note_alphanumeric', 'alphanumeric', 'Accepts only characters from the alphabet (case-insensitive a to z) and digits (0 to 9)');
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// "digits"
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$form->add('label', 'label_digits', 'digits', 'Digits:');
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$obj = $form->add('text', 'digits');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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'digits' => array('', 'error', 'Accepts only digits (0 to 9)')
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));
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$form->add('note', 'note_digits', 'digits', 'Accepts only digits (0 to 9)');
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// "float"
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$form->add('label', 'label_float', 'float', 'Float:');
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$obj = $form->add('text', 'float');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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'float' => array('', 'error', 'Accepts only digits (0 to 9) and/or one dot (but not as the very first character) and/or one minus sign (but only if it is the very first character)')
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));
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$form->add('note', 'note_float', 'float', 'Accepts only digits (0 to 9) and/or one dot (but not as the very first character) and/or one minus sign (but only if it is the very first character)');
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// "length"
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$form->add('label', 'label_length', 'length', 'Length:');
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$obj = $form->add('text', 'length');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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'length' => array(6, 12, 'error', 'Must contain between 6 and 12 characters!')
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));
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$form->add('note', 'note_length', 'length', 'Must contain between 6 and 12 characters');
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// "number"
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$form->add('label', 'label_number', 'number', 'Number:');
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$obj = $form->add('text', 'number');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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'number' => array('', 'error', 'Accepts only digits (0 to 9) and/or one minus sign (but only if it is the very first character)')
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));
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$form->add('note', 'note_number', 'number', 'Accepts only digits (0 to 9) and/or one minus sign (but only if it is the very first character)');
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// "regular expression"
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$form->add('label', 'label_regexp', 'regexp', 'Regular expression:');
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$obj = $form->add('text', 'regexp');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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'regexp' => array('^07[0-9]{8}$', 'error', 'Validates only if the value matches the following regular expression: ^07[0-9]{8}$')
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));
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$form->add('note', 'note_regexp', 'regexp', 'Validates if the value satisfies the following regular expression: ^07[0-9]{8}$');
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// "change case"
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$form->add('label', 'label_case', 'case', 'Change case:');
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$obj = $form->add('text', 'case');
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$obj->set_rule(array(
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'required' => array('error', 'This field is required!'),
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));
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// force all characters to be upper-case
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$obj->change_case('upper');
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$form->add('note', 'note_case', 'case', 'All entered characters will be upper-case');
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// "submit"
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$form->add('submit', 'btnsubmit', 'Submit');
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// if the form is valid
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if ($form->validate()) {
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// show results
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show_results();
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// otherwise
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} else
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// generate output using a custom template
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$form->render();
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?>
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