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<?php // Quickform, Smarty and Overlib all at once. If you have not seen the previous examples, return to the index to do that first. // Look at the template (QfSmartyOverlib.tpl) to see how overlib is used. There is no overlib related code in this file. // Just the use of a different template file. // Copyright (c) 2009, Parliament Hill Computers (www.phcomp.co.uk). Author: Alain D D Williams (addw@phcomp.co.uk). // You may used this file as the basis your own (or organisation's/company's) project (under whatever // licence that you see fit), but may not claim ownership or copyright of the substantially unmodified file. // This file is made available in the hope that it is useful, there is no warranty at all, use at your own risk. // SCCS: @(#)Qf2SmartyOverlib.php 1.4 03/22/11 09:35:28 // Check that the title is valid. // Don't want 0 since that is the one that asks for the title to be selected function CheckTitle($t) { global $Titles; return $t > 0 && isset($Titles[$t]); } // Check that the first name is one of an approved list, callback function: function checkFNfunc($name) { $OKlist = array('John', 'Bill'); return strcmp(array_search($name, $OKlist), ''); } require_once "HTML/QuickForm2.php"; // You may need to add the 4th argument 'false' otherwise QF2 will look for a hidden // input field _qf__$id ($id is 'QfDemo' here) to check if the form has // been submitted. The existing Smarty templates may not push out these hidden fields. // $form = new HTML_QuickForm2('QfDemo', 'get', null, false); // This was an expectation that 'hidden' was a string, rather than QF2's array - the Smarty // renderer fixes that. $form = new HTML_QuickForm2('QfDemo', 'get'); // When the form has been filled in, trim spaces from all fields: $form->addRecursiveFilter('trim'); $Titles = array('Please select', 'Mr', 'Mrs', 'Miss', 'Dr'); $title = $form->addElement('select', 'Title', null, array('label' => 'Title', 'options' => $Titles)); $title->addRule('required', 'A title must be set'); $title->addRule('regex', 'A title must be from the list', '/^\d+$/'); // numeric $title->addRule('callback', 'A title must be from the list', 'CheckTitle'); $first = $form->addElement('text', 'FirstName', null, array('label' => 'First name')); $first->addRule('required', 'First name is required'); $first->addRule('callback', 'First name is not in approved list', 'checkFNfunc'); $last = $form->addElement('text', 'LastName', null, array('label' => 'Last name')); $last->addRule('required', 'Last name is required'); $age = $form->addElement('text', 'Age', array('maxlength' => 3, 'size' => 3), array('label' => 'Age')); $age->addRule('required', 'Age is required'); $age->addRule('regex', 'Age must be numeric', '/^\d+$/'); $phone = $form->addElement('text', 'Telephone', null, array('label' => 'Telephone number')); $phone->addRule('regex', 'The phone number must start with 0, or international ones with +', '/^[0+]/'); $form->addElement('reset', 'Clear'); $form->addElement('submit', 'Submit', array('value' => 'Press to Submit')); if ($form->validate()) { # Get here when the form has been filled in and validation checks passed // $form->freeze(); // If we want the form redisplayed in the way that the user entered it // but you need to do another display() $res = $form->getValue(); echo "Title = " . htmlspecialchars($res['Title']) . " = '" . $Titles[$res['Title']] . "'<br>\n"; echo "FirstName = " . htmlspecialchars($res['FirstName']) . "<br>\n"; echo "LastName = " . htmlspecialchars($res['LastName']) . "<br>\n"; echo "Age = " . htmlspecialchars($res['Age']) . "<br>\n"; echo "Telephone = " . htmlspecialchars($res['Telephone']) . "<br>\n"; exit; } // **** Differences from previous examples start here: **** // require_once 'HTML/QuickForm/Renderer/ArraySmarty.php'; require_once 'HTML/QuickForm2/Renderer.php'; require_once 'Smarty.class.php'; // Create the template object $tpl = new Smarty; $tpl->template_dir = '.'; // Where the template files live // Smarty 'compiles' the .tpl and creates a .php script to generate the html // Next time smarty will use the .php without recompilation if the .tpl has not changed // This will live in the templates_c directory. // This templates_c/XXXXX.php is run to produce html // We could cache this html but that would mean that we would not see error messages or other things // that are dynamically genereated. Do not switch on caching. // Create the renderer object HTML_QuickForm2_Renderer::register('smarty', 'HTML_QuickForm2_Renderer_Smarty'); $renderer = HTML_QuickForm2_Renderer::factory('smarty'); // Generate styles/output compatible with the old renderer (for old templates): $renderer->setOption('group_errors', true); $renderer->setOption('old_compat', true); // build the HTML for the form $FormData = $form->render($renderer)->toArray(); // This is where the header is inserted directly into the array for smarty: $FormData['header']['DemoHeader'] = 'Quickform & Overlib Demo'; $tpl->assign('FormData', $FormData); // parse and display the template // This line below is the only on the has changed from the previous example, ie // just use a different template file that invokes overlib. $tpl->display('QfSmartyOverlib.tpl'); // Comment this back in for debugging purposes: // echo "<b>toArray()</b><pre>";var_dump($renderer->toArray());echo "</pre>"; // echo "<b>form</b><pre>";var_dump($form);echo "</pre>"; ?>
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