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| <?php | |
| /** | |
| * Construct a FOAF document with a choice of serialisations | |
| * | |
| * This example is similar in concept to Leigh Dodds' FOAF-a-Matic. | |
| * The fields in the HTML form are inserted into an empty | |
| * EasyRdf\Graph and then serialised to the chosen format. | |
| * | |
| * @package EasyRdf | |
| * @copyright Copyright (c) 2009-2014 Nicholas J Humfrey | |
| * @license http://unlicense.org/ | |
| */ | |
| require_once realpath(__DIR__.'/..')."/vendor/autoload.php"; | |
| require_once __DIR__."/html_tag_helpers.php"; | |
| if (isset($_REQUEST['enable_arc']) && $_REQUEST['enable_arc']) { | |
| \EasyRdf\Format::registerSerialiser('ntriples', 'EasyRdf\Serialiser\Arc'); | |
| \EasyRdf\Format::registerSerialiser('posh', 'EasyRdf\Serialiser\Arc'); | |
| \EasyRdf\Format::registerSerialiser('rdfxml', 'EasyRdf\Serialiser\Arc'); | |
| \EasyRdf\Format::registerSerialiser('turtle', 'EasyRdf\Serialiser\Arc'); | |
| } | |
| if (isset($_REQUEST['enable_rapper']) && $_REQUEST['enable_rapper']) { | |
| \EasyRdf\Format::registerSerialiser('dot', 'EasyRdf\Serialiser\Rapper'); | |
| \EasyRdf\Format::registerSerialiser('rdfxml', 'EasyRdf\Serialiser\Rapper'); | |
| \EasyRdf\Format::registerSerialiser('turtle', 'EasyRdf\Serialiser\Rapper'); | |
| } | |
| $format_options = array(); | |
| foreach (\EasyRdf\Format::getFormats() as $format) { | |
| if ($format->getSerialiserClass()) { | |
| $format_options[$format->getLabel()] = $format->getName(); | |
| } | |
| } | |
| ?> | |
| <html> | |
| <head><title>EasyRdf FOAF Maker Example</title></head> | |
| <body> | |
| <h1>EasyRdf FOAF Maker Example</h1> | |
| <?= form_tag(null, array('method' => 'POST')) ?> | |
| <h2>Your Identifier</h2> | |
| <?= labeled_text_field_tag('uri', 'http://www.example.com/joe#me', array('size'=>40)) ?><br /> | |
| <h2>Your details</h2> | |
| <?= labeled_text_field_tag('title', 'Mr', array('size'=>8)) ?><br /> | |
| <?= labeled_text_field_tag('given_name', 'Joseph') ?><br /> | |
| <?= labeled_text_field_tag('family_name', 'Bloggs') ?><br /> | |
| <?= labeled_text_field_tag('nickname', 'Joe') ?><br /> | |
| <?= labeled_text_field_tag('email', 'joe@example.com') ?><br /> | |
| <?= labeled_text_field_tag('homepage', 'http://www.example.com/', array('size'=>40)) ?><br /> | |
| <h2>People you know</h2> | |
| <?= labeled_text_field_tag('person_1', 'http://www.example.com/dave#me', array('size'=>40)) ?><br /> | |
| <?= labeled_text_field_tag('person_2', '', array('size'=>40)) ?><br /> | |
| <?= labeled_text_field_tag('person_3', '', array('size'=>40)) ?><br /> | |
| <?= labeled_text_field_tag('person_4', '', array('size'=>40)) ?><br /> | |
| <h2>Output</h2> | |
| Enable Arc 2? <?= check_box_tag('enable_arc') ?><br /> | |
| Enable Rapper? <?= check_box_tag('enable_rapper') ?><br /> | |
| <?= label_tag('format').select_tag('format', $format_options, 'rdfxml') ?><br /> | |
| <?= submit_tag() ?> | |
| <?= form_end_tag() ?> | |
| <?php | |
| if (isset($_REQUEST['uri'])) { | |
| $graph = new \EasyRdf\Graph(); | |
| # 1st Technique | |
| $me = $graph->resource($_REQUEST['uri'], 'foaf:Person'); | |
| $me->set('foaf:name', $_REQUEST['title'].' '.$_REQUEST['given_name'].' '.$_REQUEST['family_name']); | |
| if ($_REQUEST['email']) { | |
| $email = $graph->resource("mailto:".$_REQUEST['email']); | |
| $me->add('foaf:mbox', $email); | |
| } | |
| if ($_REQUEST['homepage']) { | |
| $homepage = $graph->resource($_REQUEST['homepage']); | |
| $me->add('foaf:homepage', $homepage); | |
| } | |
| # 2nd Technique | |
| $graph->addLiteral($_REQUEST['uri'], 'foaf:title', $_REQUEST['title']); | |
| $graph->addLiteral($_REQUEST['uri'], 'foaf:givenname', $_REQUEST['given_name']); | |
| $graph->addLiteral($_REQUEST['uri'], 'foaf:family_name', $_REQUEST['family_name']); | |
| $graph->addLiteral($_REQUEST['uri'], 'foaf:nick', $_REQUEST['nickname']); | |
| # Add friends | |
| for($i=1; $i<=4; $i++) { | |
| if ($_REQUEST["person_$i"]) { | |
| $person = $graph->resource($_REQUEST["person_$i"]); | |
| $graph->add($me, 'foaf:knows', $person); | |
| } | |
| } | |
| # Finally output the graph | |
| $data = $graph->serialise($_REQUEST['format']); | |
| if (!is_scalar($data)) { | |
| $data = var_export($data, true); | |
| } | |
| print "<pre>".htmlspecialchars($data)."</pre>"; | |
| } | |
| ?> | |
| </body> | |
| </html> |