erm did a small amount

output database to view added basic filters improve bootstrap theming and positioning added pagination
2024-11-28 23:40:06 +00:00
parent 5c24228c20
commit 4005328979
36 changed files with 6746 additions and 8223 deletions
--- a/Models/Paginator.php
+++ b/Models/Paginator.php
@@ -1 +1,84 @@
 <?php
+require_once('FacilityDataSet.php');
+class Paginator {
+    protected $_pages, $_totalPages, $_rowLimit, $_offset, $_pageMatrix, $_rowCount;
+
+    public function __construct($rowLimit, $offset, $dataset) {
+        $this->_rowLimit = $rowLimit;
+        $this->_offset = $offset;
+        $this->_totalPages = $this->calculateTotalPages($dataset['count']);
+        $this->_rowCount = $dataset['count'];
+        $this->_pages = $dataset['dataset'];
+        $this->_pageMatrix = $this->Paginate();
+    }
+
+    private function calculateTotalPages(int $count): int {
+        return $count > 0 ? ceil($count / $this->_rowLimit) : 0;
+    }
+
+    public function Paginate(): array {
+        $pageMatrix = [];
+        for ($i = 0; $i < $this->_totalPages; $i++) {
+            $page = [];
+            $start = $i * $this->_rowLimit;
+            $end = min($start + $this->_rowLimit, $this->_rowCount); // Ensure within bounds
+
+            for ($j = $start; $j < $end; $j++) {
+                $page[] = $this->_pages[$j];
+            }
+
+            $pageMatrix[$i] = $page;
+        }
+        return $pageMatrix;
+    }
+
+    function getPageFromUri(): int {
+        // Retrieve 'page' parameter and default to 0 if missing or invalid
+        return filter_input(INPUT_GET, 'page', FILTER_VALIDATE_INT, [
+            'options' => ['default' => 0, 'min_range' => 0] // Default to 0 if invalid or missing
+        ]);
+    }
+
+    public function setPageUri(int $page): void
+    {
+        $uri = $_SERVER['REQUEST_URI'];
+        $uriComp = parse_url($uri);
+        $params = [];
+
+        // Parse existing query parameters
+        if (isset($uriComp['query'])) {
+            parse_str($uriComp['query'], $params);
+        }
+
+        // Avoid unnecessary redirection if the page is already correct
+        if (isset($params['page']) && (int)$params['page'] === $page) {
+            return; // Do nothing if already on the correct page
+        }
+
+        // Update the 'page' parameter
+        $params['page'] = $page;
+
+        // Rebuild the query string
+        $newUri = http_build_query($params);
+
+        // Redirect to the updated URI
+        $path = $uriComp['path'] ?? '/'; // Use the current path or root
+        header("Location: $path?$newUri");
+        exit;
+    }
+
+    public function getPage(int $pageNumber): array {
+
+        if ($pageNumber < 0 || $pageNumber >= $this->_totalPages) {
+            return []; // Return an empty array if the page number is invalid
+        }
+        return $this->_pageMatrix[$pageNumber];
+    }
+
+    public function countPageResults(int $pageNumber): int {
+        if ($pageNumber < 0 || $pageNumber >= $this->_totalPages) {
+            return 0; // Return 0 if the page number is invalid
+        }
+        return count($this->_pageMatrix[$pageNumber]);
+    }
+}