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<?php
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/**
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* testMiniDom.php
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* 2005/03/16
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* for XML MiniDom, 2005/03/16
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* @copyright (C) 2005 rene.haentjens@UGent.be
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* @package chamilo.metadata
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*/
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/**
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* Chamilo Metadata: XMD test and demo
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*/
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function file_get_contents_n($filename) // normalize \r and \r\n to \n
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{
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$fp = fopen($filename, 'rb');
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$buffer = fread($fp, filesize($filename));
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fclose($fp); // note file_get_contents is >= PHP 4.3.0
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return str_replace("\r", "\n", str_replace("\r\n", "\n", $buffer));
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}
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require("../../inc/lib/xmd.lib.php");
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$testdoc = new xmddoc('<docroot/>'); // docroot is element 0
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function showDoc($title, $morestuff = '')
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{
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global $testdoc; echo '<h4>', $title, '</h4>', '<pre>',
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htmlspecialchars($morestuff ? $morestuff : $testdoc->xmd_xml()), '</pre>';
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}
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$sometag1 = $testdoc->xmd_add_element('sometag');
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$testdoc->xmd_set_attribute(0, 'owner', 'rene');
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$testdoc->xmd_add_text('text in my first child element', $sometag1);
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showDoc('Small XML document');
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$sometag2 = $testdoc->xmd_add_element('sometag', 0, array('x' => 'somevalue'));
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$testdoc->xmd_add_text('bizarre <text> in "my& 2nd child', $sometag2);
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$testdoc->xmd_add_text(' + more text in first one', $sometag1);
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$testdoc->xmd_set_attribute($sometag2, 'owner', '<c&a">');
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$testdoc->xmd_add_element('innertag', $sometag2);
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showDoc('Slightly changed');
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showDoc('All text', $testdoc->xmd_text());
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$stuff = '';
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foreach ($testdoc->xmd_get_element($sometag2) as $key => $value)
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$stuff .= $key . ': ' . $value . "\n";
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showDoc('Children, attributes, name and parent of 2nd sometag', $stuff);
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$testdoc->xmd_remove_nodes('text in my first child element', $sometag1);
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// note: remove text may remove more than one node...
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$testdoc->xmd_set_attribute(0, 'owner', 'haentjens'); // new value
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showDoc('Text removed from 1st sometag, docroot owner changed');
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$testdoc->xmd_remove_element($sometag2);
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$sometag2 = $testdoc->xmd_add_text_element('<EFBFBD><EFBFBD>', 'alors!');
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showDoc('2nd sometag replaced by new subelement with French name');
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$testdoc->name[$sometag2] = 'sometag'; // properties are read/write
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$testdoc->xmd_set_attribute($sometag2, 'xmlns:tn', 'urn:ugent-be'); // namesp def
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$subtag = $testdoc->xmd_add_element('urn:ugent-be:subtag', $sometag2);
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$testdoc->xmd_set_attribute($sometag2, 'urn:ugent-be:owner', 'FTW');
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showDoc('French name replaced, namespace definition added and used');
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$testdoc->xmd_set_attribute($sometag1, 'urn:ugent-be:owner', 'FTW');
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$testdoc->xmd_set_attribute($sometag1, 'urn:rug-ac-be:owner2', 'FLA');
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// restriction: cannot add attribute 'urn:rug-ac-be:owner' (same name)
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showDoc('Attributes with namespaces added, ns def is auto-generated');
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$stuff = 'subtag => ' . $testdoc->xmd_get_ns_uri($subtag) . "\n";
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foreach ($testdoc->attributes[$sometag1] as $name => $value)
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$stuff .= $name . ' => ' . $testdoc->xmd_get_ns_uri($sometag1, $name) . "\n";
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showDoc('Namespace-URI of subtag, of 1st sometag attributes', $stuff);
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$subsub = $testdoc->xmd_add_element('urn:sample-default:subsub', $subtag,
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array('xmlns' => 'urn:sample-default', 'someatt' => 'somevalue'));
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$subsubsub = $testdoc->xmd_add_element('urn:sample-default:subsubsub', $subsub);
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showDoc('Subsub element has default namespace');
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$stuff = 'subsub => ' . $testdoc->xmd_get_ns_uri($subsub) . "\n";
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$stuff .= 'subsubsub => ' . $testdoc->xmd_get_ns_uri($subsubsub) . "\n";
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foreach ($testdoc->attributes[$subsub] as $name => $value)
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$stuff .= $name . ' => ' . $testdoc->xmd_get_ns_uri($subsub, $name) . "\n";
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showDoc('Namespace-URI of subsub and subsubsub; attributes have none', $stuff);
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$testdoc->xmd_update('!newtag', 'text for newtag');
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showDoc("After update '!newtag', 'text for newtag'");
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$testdoc->xmd_update('newtag', 'new text for newtag');
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showDoc("After update 'newtag', 'new text for newtag'");
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$testdoc->xmd_update('newtag/@someatt', 'attval');
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showDoc("After update 'newtag/@someatt', 'attval'");
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$testdoc->xmd_update('newtag/~', '');
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showDoc("After update 'newtag/~', ''");
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$keepdoc = $testdoc;
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$wrongdoc = "<html>\n <body>\n <p>Text</p>\n <p>More text" .
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"\n </body>\n</html>";
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$testdoc = new xmddoc(explode("\n", $wrongdoc));
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showDoc('Xml doc with syntax error + error message',
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$wrongdoc . "\n\n" . $testdoc->error);
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$xmlFile = 'imsmanifest_reload.xml';
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($presXmlFileContents = @file_get_contents_n($xmlFile))
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or die('XML file ' . htmlspecialchars($xmlFile) . ' is missing...');
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showDoc('XML file to be parsed', $presXmlFileContents);
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$testdoc = new xmddoc(explode("\n", $presXmlFileContents));
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unset($presXmlFileContents);
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if ($testdoc->error) die($xmlFile . ':<br><br>' . $testdoc->error);
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$testdoc->xmd_update_many('metadata/lom/general/title,metadata/lom/general/description', 'langstring/@lang', 'fr');
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$testdoc->xmd_copy_foreign_child($keepdoc, $keepdoc->xmd_select_single_element('sometag[2]'));
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showDoc('After parsing, and after changing 2* langstring/@lang to fr, ' .
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'and after adding a foreign doc, reconstruction from memory');
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showDoc('Element tagname of first metadata/lom/* element',
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$testdoc->name[$testdoc->xmd_select_single_element('metadata/lom/*')]);
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showDoc('Element namespace URI of metadata/lom/*[2]',
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$testdoc->xmd_get_ns_uri($testdoc->xmd_select_single_element('metadata/lom/*[2]')));
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showDoc('Number of metadata/lom/* elements',
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count($testdoc->xmd_select_elements('metadata/lom/*')));
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showDoc('Number of resources/resource/file elements with @href',
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count($testdoc->xmd_select_elements_where_notempty(
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'resources/resource/file', '@href')));
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$elems = $testdoc->xmd_select_elements_where('resources/resource',
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'file[1]/@href', 'three.html');
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showDoc('Resource identifier where file[1]/@href is three.html',
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$testdoc->xmd_value('@identifier', $elems[0]));
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$elems = $testdoc->xmd_select_elements_where('resources/resource', '@identifier',
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$testdoc->xmd_value('organizations/organization/item[2]/@identifierref'));
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showDoc('Resource href for item[2]',
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$testdoc->xmd_value('@href', $elems[0]));
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$stuff = '';
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foreach (array('@identifier', 'metadata/schema', '*/*/*/*[1]/langstring',
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'resources/resource[3]/@href', 'resources/resource[3]/file/@href',
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'resources/resource[3]/@*', 'resources/resource[3]/-/@href',
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'resources/resource[3]/+/@href', 'resources/resource[1]/-/@href',
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'resources/../../../../../../../@identifier', '@*', 'resources/@*',
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'organizations/organization/item[4]/title',
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'organizations/organization/item[-2]/title',
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'organizations/organization/item[4]/@*',
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'organizations/organization/item[4]/@*item',
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'organizations/organization/item[2]/+item/title',
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'organizations/organization/item[2]/+/+/+/title',
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'organizations/organization/item[2]/-item',
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'organizations/organization/item[1]/-item',
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'organizations/organization/item[1]/-',
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'organizations/organization/item[1]/-/@.'
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) as $path)
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$stuff .= $path . ' => ' . $testdoc->xmd_value($path) . "\n";
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showDoc('Values of: @identifier, metadata/schema, ... (see below)', $stuff);
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function showHtml($path)
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{
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global $testdoc; echo '<h4>Html-value of ', htmlspecialchars($path),
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'</h4><pre>', $testdoc->xmd_html_value($path), '</pre>';
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}
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showHtml('/*/organizations/organization/item[1]/title');
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showHtml('organizations/organization/item/title');
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showHtml('organizations/organization/item/title *');
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showHtml('Titles: -% organizations/organization/item/titl , %- .');
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// if no elements are found, prefix and postfix are not generated
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showHtml('Titles: -% organizations/organization/item/title , %- .');
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showHtml('<ul><li> -% resources/resource/file/../@identifier </li><li> %- </li></ul>');
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showHtml('metadata/lom/general/description/langstring');
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echo '<h5>The same, but in a HTML construct:</h5>',
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$testdoc->xmd_html_value('metadata/lom/general/description/langstring');
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function getmicrotime()
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{
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list($usec, $sec) = explode(" ",microtime());
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return ((float)$usec + (float)$sec);
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}
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$xmlFile = 'imsmanifest_reload.xml';
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($presXmlFileContents = @file_get_contents_n($xmlFile))
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or die('XML file ' . htmlspecialchars($xmlFile) . ' is missing...');
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$presXmlFileContents = explode("\n", $presXmlFileContents);
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$seconds = getmicrotime();
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$testdoc2 = new xmddoc($presXmlFileContents);
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$seconds = getmicrotime() - $seconds;
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showDoc('Time to parse', $seconds);
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$seconds = getmicrotime();
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$testdoc2->xmd_cache();
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$seconds = getmicrotime() - $seconds;
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showDoc('Time to cache', $seconds);
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$seconds = getmicrotime();
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$testdoc = new xmddoc($testdoc2->names, $testdoc2->numbers,
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$testdoc2->textstring);
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$seconds = getmicrotime() - $seconds;
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showDoc('Time to restore from cache', $seconds);
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showDoc('OK after restore');
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?>
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