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| <?php | |
| /** | |
| * Display the contents of a graph | |
| * | |
| * Data from the chosen URI is loaded into an EasyRdf\Graph object. | |
| * Then the graph is dumped and printed to the page using the | |
| * $graph->dump() method. | |
| * | |
| * The call to preg_replace() replaces links in the page with | |
| * links back to this dump script. | |
| * | |
| * @package EasyRdf | |
| * @copyright Copyright (c) 2009-2014 Nicholas J Humfrey | |
| * @license http://unlicense.org/ | |
| */ | |
| require_once realpath(__DIR__.'/..')."/vendor/autoload.php"; | |
| require_once __DIR__."/html_tag_helpers.php"; | |
| ?> | |
| <html> | |
| <head><title>EasyRdf Graph Dumper</title></head> | |
| <body> | |
| <h1>EasyRdf Graph Dumper</h1> | |
| <div style="margin: 10px"> | |
| <?= form_tag() ?> | |
| URI: <?= text_field_tag('uri', 'http://mmt.me.uk/foaf.rdf', array('size'=>80)) ?><br /> | |
| Format: <?= label_tag('format_html', 'HTML').' '.radio_button_tag('format', 'html', true) ?> | |
| <?= label_tag('format_text', 'Text').' '.radio_button_tag('format', 'text') ?><br /> | |
| <?= submit_tag() ?> | |
| <?= form_end_tag() ?> | |
| </div> | |
| <?php | |
| if (isset($_REQUEST['uri'])) { | |
| $graph = \EasyRdf\Graph::newAndLoad($_REQUEST['uri']); | |
| if ($graph) { | |
| if (isset($_REQUEST['format']) && $_REQUEST['format'] == 'text') { | |
| print "<pre>".$graph->dump('text')."</pre>"; | |
| } else { | |
| $dump = $graph->dump('html'); | |
| print preg_replace_callback("/ href='([^#][^']*)'/", 'makeLinkLocal', $dump); | |
| } | |
| } else { | |
| print "<p>Failed to create graph.</p>"; | |
| } | |
| } | |
| # Callback function to re-write links in the dump to point back to this script | |
| function makeLinkLocal($matches) | |
| { | |
| $href = $matches[1]; | |
| return " href='?uri=".urlencode($href)."#$href'"; | |
| } | |
| ?> | |
| </body> | |
| </html> |