Initial commit

vendor/stefangabos/zebra_form/examples/includes/dependencies-example1-custom.php

@@ -0,0 +1,106 @@
+<h2>Dependencies</h2>
+
+<p>Showcasing how elements can be validated only if other elements meet certain conditions and how callback functions for the "dependencies" rule work.</p>
+
+<?php
+
+     // include the Zebra_Form class
+    require '../Zebra_Form.php';
+
+    // instantiate a Zebra_Form object
+    $form = new Zebra_Form('form');
+
+    // add the "name" element
+    $form->add('label', 'label_name', 'name', 'Your name');
+    $obj = $form->add('text', 'name');
+
+    // set rules
+    $obj->set_rule(array(
+        'required'  => array('error', 'Name is required!'),
+    ));
+
+    // "notifications"
+    $form->add('label', 'label_notifications', 'notifications', 'Would you like to be informed about promotional offers?');
+    $obj = $form->add('radios', 'notifications', array(
+        'yes'   =>  'Yes',
+        'no'    =>  'No',
+    ));
+    $obj->set_rule(array(
+        'required'  =>  array('error', 'Please select an answer!'),
+    ));
+
+    // "method"
+    $form->add('label', 'label_method', 'method', 'Please specify how you would like to be notified about promotional offers:');
+    $obj = $form->add('checkboxes', 'method[]', array(
+        'email' =>  'By e-mail',
+        'phone' =>  'By phone',
+        'post'  =>  'By land mail',
+    ));
+    $obj->set_rule(array(
+        'required'  =>  array('error', 'Please specify how you would like to be notified about promotional offers!'),
+        'dependencies'   =>  array(array(
+            'notifications' =>  'yes',
+        // whenever the value of "notification" changes, call this function and pass as second argument the value "1"
+        ), 'mycallback, 1'),
+    ));
+
+    // "email"
+    $form->add('label', 'label_email', 'email', 'Your email address:');
+    $obj = $form->add('text', 'email');
+    $obj->set_rule(array(
+        'required'  =>  array('error', 'Email is required!'),
+        'email'     =>  array('error', 'Email address seems to be invalid!'),
+        'dependencies'   =>  array(array(
+            'method'        =>  'email',
+        ), 'mycallback, 2'),
+    ));
+    $form->add('note', 'note_email', 'email', 'Your email address will not be published.');
+
+    // "phone"
+    $form->add('label', 'label_phone', 'phone', 'Your telephone number:');
+    $obj = $form->add('text', 'phone');
+    $obj->set_rule(array(
+        'required'  =>  array('error', 'Phone number is required!'),
+        'digits'    =>  array('', 'error', 'Phone number must contain only digits!'),
+        'dependencies'   =>  array(array(
+            'method'    =>  'phone',
+        ), 'mycallback, 3'),
+    ));
+    $form->add('note', 'note_phone', 'phone', 'Enter your phone number using digits only');
+
+    // "post"
+    $form->add('label', 'label_post', 'post', 'Your postal address:');
+    $obj = $form->add('text', 'post');
+    $obj->set_rule(array(
+        'required'  =>  array('error', 'Postal address is required!'),
+        'dependencies'   =>  array(array(
+            'method'    =>  'post',
+        ), 'mycallback, 4'),
+    ));
+    $form->add('note', 'note_post', 'post', 'Enter the address where the notifications about promotional offers should be delivered');
+
+    // "why"
+    $form->add('label', 'label_why', 'why', 'Please tell us why:');
+    $obj = $form->add('textarea', 'why');
+    $obj->set_rule(array(
+        'required'  =>  array('error', 'Please leave us a message!'),
+        'dependencies'   =>  array(array(
+            'notifications' =>  'no',
+        ), 'mycallback, 5'),
+    ));
+
+    // "submit"
+    $form->add('submit', 'btnsubmit', 'Submit');
+
+    // if the form is valid
+    if ($form->validate()) {
+
+        // show results
+        show_results();
+
+    // otherwise
+    } else
+
+        $form->render('includes/custom-templates/example1-dependencies.php');
+
+?>