$keepdoc = $testdoc; $wrongdoc = "<html>\n <body>\n <p>Text</p>\n <p>More text" . "\n </body>\n</html>"; $testdoc = new xmddoc(explode("\n", $wrongdoc)); showDoc('Xml doc with syntax error + error message', $wrongdoc . "\n\n" . $testdoc->error); $xmlFile = 'imsmanifest_reload.xml'; $presXmlFileContents = @file_get_contents_n($xmlFile) or die('XML file ' . htmlspecialchars($xmlFile) . ' is missing...'); showDoc('XML file to be parsed', $presXmlFileContents); $testdoc = new xmddoc(explode("\n", $presXmlFileContents)); unset($presXmlFileContents); if ($testdoc->error) { die($xmlFile . ':<br><br>' . $testdoc->error); } $testdoc->xmd_update_many('metadata/lom/general/title,metadata/lom/general/description', 'langstring/@lang', 'fr'); $testdoc->xmd_copy_foreign_child($keepdoc, $keepdoc->xmd_select_single_element('sometag[2]')); showDoc('After parsing, and after changing 2* langstring/@lang to fr, ' . 'and after adding a foreign doc, reconstruction from memory'); showDoc('Element tagname of first metadata/lom/* element', $testdoc->name[$testdoc->xmd_select_single_element('metadata/lom/*')]); showDoc('Element namespace URI of metadata/lom/*[2]', $testdoc->xmd_get_ns_uri($testdoc->xmd_select_single_element('metadata/lom/*[2]'))); showDoc('Number of metadata/lom/* elements', count($testdoc->xmd_select_elements('metadata/lom/*'))); showDoc('Number of resources/resource/file elements with @href', count($testdoc->xmd_select_elements_where_notempty('resources/resource/file', '@href'))); $elems = $testdoc->xmd_select_elements_where('resources/resource', 'file[1]/@href', 'three.html'); showDoc('Resource identifier where file[1]/@href is three.html', $testdoc->xmd_value('@identifier', $elems[0])); $elems = $testdoc->xmd_select_elements_where('resources/resource', '@identifier', $testdoc->xmd_value('organizations/organization/item[2]/@identifierref')); showDoc('Resource href for item[2]', $testdoc->xmd_value('@href', $elems[0])); $stuff = ''; foreach (array('@identifier', 'metadata/schema', '*/*/*/*[1]/langstring', 'resources/resource[3]/@href', 'resources/resource[3]/file/@href', 'resources/resource[3]/@*', 'resources/resource[3]/-/@href', 'resources/resource[3]/+/@href', 'resources/resource[1]/-/@href', 'resources/../../../../../../../@identifier', '@*', 'resources/@*', 'organizations/organization/item[4]/title', 'organizations/organization/item[-2]/title', 'organizations/organization/item[4]/@*', 'organizations/organization/item[4]/@*item', 'organizations/organization/item[2]/+item/title', 'organizations/organization/item[2]/+/+/+/title', 'organizations/organization/item[2]/-item', 'organizations/organization/item[1]/-item', 'organizations/organization/item[1]/-', 'organizations/organization/item[1]/-/@.') as $path) { $stuff .= $path . ' => ' . $testdoc->xmd_value($path) . "\n"; } showDoc('Values of: @identifier, metadata/schema, ... (see below)', $stuff); function showHtml($path) { global $testdoc;
chdir('..'); } } } // XML and DB STUFF -----------------------------------------------------------> $is_allowed_to_edit = isset($_user['user_id']) && $is_courseMember && api_is_allowed_to_edit(); $mdStore = new mdstore($is_allowed_to_edit); if (($mdt_rec = $mdStore->mds_get(EID)) === FALSE) { // no record, default XML $mdt = $mdObj->mdo_generate_default_xml_metadata(); } else { $mdt = $mdt_rec; } $xhtxmldoc = new xmddoc(explode("\n", $mdt)); !$xhtxmldoc->error or give_up($xhtxmldoc->error); if (SID == $id_range_first && ($prv = $xhtxmldoc->xmd_select_single_element('previous')) != -1) { $xhtxmldoc->xmd_remove_element($prv); } if (SID == $id_range_last && ($nxt = $xhtxmldoc->xmd_select_single_element('next')) != -1) { $xhtxmldoc->xmd_remove_element($nxt); } $before_first = $id_range_first ? TRUE : FALSE; $after_last = FALSE; foreach ($xhtxmldoc->xmd_select_elements('child') as $chEl) { $chId = $xhtxmldoc->attributes[$chEl]['identifier']; // no get_att yet... if ($after_last || ($before_first = $before_first && $chId != $id_range_first)) { $xhtxmldoc->xmd_remove_element($chEl); continue; } if (($mdt_rec = $mdStore->mds_get(BID . '.' . $chId)) === FALSE) {
} else { // do some preparations return FALSE; } // signals XHT to generate new text from template } else { // store the new text in the cache... // possibly modify the text to be output... return $newtext; // often the output is identical to the new text } } // GENERATE OUTPUT ------------------------------------------------------------> foreach (explode("\n", $xhtDoc->htt_array['HTTP']) as $httpXtra) { if ($httpXtra) { header($httpXtra); } } echo "<html>\n<head>", $xhtDoc->xht_fill_template('HEAD'), "\n</head>\n\n<body>\n"; $xhtDoc->xht_dbgn = 0; // for template debug info, set to e.g. 10000 echo $xhtDoc->xht_fill_template('MAIN'), '<br><br>Child nodes of "description":'; foreach ($testdoc->children[$testdoc->xmd_select_single_element('description')] as $child) { echo '<br>', strlen($child), ': ', htmlspecialchars($child); } echo "\n\n</body>\n</html>\n"; if ($xhtDoc->xht_dbgn) { echo $xhtDoc->xht_dbgo; } // Note: XML document and templates would normally be fetched from (different) // external sources, such as a file or a DB record...