89 lines
2.2 KiB
PHP
89 lines
2.2 KiB
PHP
<?PHP
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/**
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* This file provides search functions.
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*
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* @file
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*
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* @author Joshua Ramon Enslin <joshua@jrenslin.de>
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*/
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/**
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* Function for searching in all static pages.
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*
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* @param string $searchTerm Search term.
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*
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* @return array
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*/
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function searchInPages(string $searchTerm):array {
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$files = scanDirConts(__DIR__ . "/../data/static");
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$results = [];
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foreach ($files as $file) {
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$curResults = [];
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$contents = json_decode(file_get_contents(__DIR__ . "/../data/static/$file"), true);
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if (!$contents['public']) continue; // Don't display non-public files.
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$curResults['inTitle'] = substr_count($contents['title'], $searchTerm);
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$curResults['inDescription'] = substr_count($contents['content'], $searchTerm);
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$curResults['priority'] = $curResults['inTitle'] * 3 + $curResults['inDescription'];
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if ($curResults['priority'] == 0) continue;
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$curResults['title'] = $contents['title'];
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// Sanitize content for snippets.
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$snippet = preg_replace('/[\[{\(].*[\]}\)]/U', '', strip_tags($contents['content']));
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$curResults['snippet'] = createTextSnippet($snippet, 180);
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$results[$file] = $curResults;
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}
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uasort($results, function($a, $b) {
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if ($a['priority'] == $b['priority']) return 0;
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return ($a['priority'] > $b['priority']) ? -1 : 1;
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});
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return $results;
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}
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/**
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* Function for generating and listing search results.
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*
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* @param string $searchTerm Search term.
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*
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* @return string
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*/
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function displaySearchResults(string $searchTerm):string {
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$searchResults = searchInPages($searchTerm);
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$output = '
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<ul id="pagesSearchList">';
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foreach ($searchResults as $file => $item) {
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$output .= '
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<li>
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<a href="./?id=' . str_replace(".json", "", $file) . '"><h4>' . $item['title'] . '</h4></a>
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<p>' . (string)($item['snippet']) . '</p>
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<dl class="searchMetadataLine">
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<dt class="toTranslate" data-content="Hits"></dt>
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<dd>' . (string)($item['inTitle'] + $item['inDescription']) . '</dd>
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</dl>
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</li>
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';
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}
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$output .= "
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</ul>";
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return $output;
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}
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?>
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