Added interpreter for pseudocode for displaying exhibitions, events.

Added basic search.
Added object pages.

inc/search.php

@@ -0,0 +1,52 @@
+<?PHP
+/**
+ * This file provides search functions.
+ *
+ * @file
+ *
+ * @author Joshua Ramon Enslin <joshua@jrenslin.de>
+ */
+
+/**
+ * Function for searching in all static pages.
+ *
+ * @param string $searchTerm Search term.
+ *
+ * @return array
+ */
+function searchInPages(string $searchTerm) {
+
+    $files = scanDirConts(__DIR__ . "/../data/static");
+
+    $results = [];
+    foreach ($files as $file) {
+
+        $curResults = [];
+        $contents = json_decode(file_get_contents(__DIR__ . "/../data/static/$file"), true);
+
+        if (!$contents['public']) continue; // Don't display non-public files.
+
+        $curResults['inTitle']       = substr_count($contents['title'], $searchTerm);
+        $curResults['inDescription'] = substr_count($contents['content'], $searchTerm);
+        $curResults['priority']      = $curResults['inTitle'] * 3 + $curResults['inDescription'];
+
+        if ($curResults['priority'] == 0) continue;
+
+        $curResults['title']   = $contents['title'];
+        // Sanitize content for snippets.
+        $snippet = preg_replace('/[\[{\(].*[\]}\)]/U' , '', strip_tags($contents['content']));
+        $curResults['snippet'] = createTextSnippet($snippet, 180);
+        $results[$file]      = $curResults;
+
+    }
+
+    usort($results, function($a, $b) {
+        if ($a == $b) return 0;
+        return ($a > $b) ? -1 : 1;
+    });
+
+    return $results;
+
+}
+
+?>