Namespace and ClassPath rewrites

2022-11-18 18:06:46 +01:00
parent c277aababc
commit 951ff14c5f
217 changed files with 1017 additions and 936 deletions
--- a/Core/Objects/Search/Searchable.trait.php
+++ b/Core/Objects/Search/Searchable.trait.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace Core\Objects\Search;
+
+use Html2Text\Html2Text;
+use Core\Objects\Context;
+use function PHPUnit\Framework\stringContains;
+
+trait Searchable {
+
+  public static function searchArray(array $arr, SearchQuery $query): array {
+    $results = [];
+    foreach ($arr as $key => $value) {
+      $results = array_merge($results, self::searchHtml($key, $query));
+      if (is_array($value)) {
+        $results = array_merge($results, self::searchArray($value, $query));
+      } else {
+        $results = array_merge($results, self::searchHtml(strval($value), $query));
+      }
+    }
+
+    return $results;
+  }
+
+  public abstract function doSearch(Context $context, SearchQuery $query): array;
+
+  public static function searchHtml(string $document, SearchQuery $query): array {
+    if (stringContains($document, "<")) {
+      $converter = new Html2Text($document);
+      $text = trim($converter->getText());
+    } else {
+      $text = $document;
+    }
+
+    $text = trim(preg_replace('!\s+!', ' ', $text));
+    return self::searchText($text, $query);
+  }
+
+  public static function searchText(string $content, SearchQuery $query): array {
+    $offset = 0;
+    $searchTerm = $query->getQuery();
+    $stringLength = strlen($searchTerm);
+    $contentLength = strlen($content);
+    $lastPos = 0;
+
+    $results = [];
+    do {
+      $pos = stripos($content, $searchTerm, $offset);
+      if ($pos !== false) {
+        if ($lastPos === 0 || $pos > $lastPos + 192 + $stringLength) {
+          $extract = self::viewExtract($content, $pos, $searchTerm);
+          $results[] = array(
+            "text" => $extract,
+            "pos" => $pos,
+            "lastPos" => $lastPos
+          );
+          $lastPos = $pos;
+        }
+
+        $offset = $pos + $stringLength;
+      }
+    } while ($pos !== false && $offset < $contentLength);
+
+    return $results;
+  }
+
+  private static function viewExtract(string $content, int $pos, $string): array|string|null {
+    $length = strlen($string);
+    $start = max(0, $pos - 32);
+    $end = min(strlen($content) - 1, $pos + $length + 192);
+
+    if ($start > 0) {
+      if (!ctype_space($content[$start - 1]) &&
+        !ctype_space($content[$start])) {
+        $start = $start + strpos(substr($content, $start, $end), ' ');
+      }
+    }
+
+    if ($end < strlen($content) - 1) {
+      if (!ctype_space($content[$end + 1]) &&
+        !ctype_space($content[$end])) {
+        $end = $start + strrpos(substr($content, $start, $end - $start), ' ');
+      }
+    }
+
+    $extract = trim(substr($content, $start, $end - $start + 1));
+    if ($start > 0) $extract = ".. " . $extract;
+    if ($end < strlen($content) - 1) $extract .= " ..";
+    return preg_replace("/" . preg_quote($string) . "(?=[^>]*(<|$))/i", "<span class=\"highlight\">\$0</span>", $extract);
+  }
+}