diff --git a/browse_datasources - Copy.php b/browse_datasources - Copy.php
new file mode 100644
index 0000000..679ea8e
--- /dev/null
+++ b/browse_datasources - Copy.php	
@@ -0,0 +1,247 @@
+<?php
+// browse_datasources.php
+// This file displays a list of data sources based on optional search and category filters.
+// It is intended to be included by index.php or accessed directly via a link.
+
+// --- DEBUGGING START ---
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1);
+error_reporting(E_ALL);
+// --- DEBUGGING END ---
+
+// Ensure all necessary dependencies are included
+require_once 'config.php';
+require_once 'classes/DataSource.php';
+require_once 'classes/Classifications.php';
+require_once 'classes/PermissionManager.php'; // Ensure this class is available
+
+// Instantiate the DataSource and Classifications classes
+$data_source_manager = new DataSource($pdo);
+$classification_manager = new Classifications($pdo);
+$permissionManager = new PermissionManager($pdo); // Assuming this is available
+
+// Get filter parameters from the URL
+$category_id = $_GET['category_id'] ?? null;
+$search_query = $_GET['search'] ?? null;
+
+// Sanitize the input to prevent security vulnerabilities
+$category_id = filter_var($category_id, FILTER_SANITIZE_NUMBER_INT);
+$search_query = filter_var($search_query, FILTER_SANITIZE_FULL_SPECIAL_CHARS);
+
+// Fetch data sources from the database based on the filters
+$data_sources = [];
+try {
+    $data_sources = $data_source_manager->getFilteredDataSources($category_id, $search_query);
+} catch (Exception $e) {
+    // Log the error for debugging.
+    error_log("Error fetching data sources: " . $e->getMessage());
+}
+
+// Fetch all categories for the filter dropdown
+$all_categories = [];
+try {
+    $all_categories = $classification_manager->getAllCategories();
+} catch (Exception $e) {
+    error_log("Error fetching categories: " . $e->getMessage());
+}
+
+// These variables should be defined in your main index.php
+// For this file to work correctly, you need to ensure $is_logged_in, $person_id,
+// and the $permissionManager object are created and available.
+$is_logged_in = false; // Placeholder, replace with actual logic
+$person_id = null; // Placeholder, replace with actual logic
+
+$uploadsWebPath = 'uploads/datasources/';
+?>
+
+<div class="container main-content">
+    <h2 class="text-center mb-4">Browse Data Sources</h2>
+
+    <!-- Filter and Search Form -->
+    <div class="card shadow-sm rounded-3 mb-4 p-3">
+        <div class="card-body">
+            <form action="index.php" method="GET" class="row g-3 align-items-end">
+                <!-- IMPORTANT: This hidden input tells index.php to load this page's content -->
+                <input type="hidden" name="page" value="browse_datasources">
+                <div class="col-md-4">
+                    <label for="categoryFilter" class="form-label">Filter by Category:</label>
+                    <select class="form-select rounded" id="categoryFilter" name="category_id">
+                        <option value="">All Categories</option>
+                        <?php foreach ($all_categories as $category): ?>
+                            <?php
+                            $category_id_val = $category['pkdspscate_id'] ?? '';
+                            $category_title = $category['dspscate_title_en'] ?? 'Unknown Category';
+                            ?>
+                            <option value="<?= htmlspecialchars($category_id_val) ?>"
+                                <?= ($category_id == $category_id_val) ? 'selected' : ''; ?>>
+                                <?= htmlspecialchars($category_title) ?>
+                            </option>
+                        <?php endforeach; ?>
+                    </select>
+                </div>
+                <div class="col-md-5">
+                    <label for="searchQuery" class="form-label">Search by Title/Description:</label>
+                    <input type="text" class="form-control rounded" id="searchQuery" name="search"
+                        value="<?= htmlspecialchars($search_query) ?>" placeholder="Enter keywords...">
+                </div>
+                <div class="col-md-3 d-grid">
+                    <button type="submit" class="btn btn-primary rounded">
+                        <i class="fas fa-search me-2"></i> Search Data
+                    </button>
+                </div>
+            </form>
+        </div>
+    </div>
+
+    <?php if (!empty($search_query) || !empty($category_id)): ?>
+    <div class="alert alert-info rounded shadow-sm text-center">
+        <?php
+        $message = "Showing results for: ";
+        $filters = [];
+        if (!empty($search_query)) {
+            $filters[] = "Search Term: '<strong>" . htmlspecialchars($search_query) . "</strong>'";
+        }
+        if (!empty($category_id)) {
+            // Get category details for the message
+            $category_details = null;
+            foreach ($all_categories as $cat) {
+                if (($cat['pkdspscate_id'] ?? '') == $category_id) {
+                    $category_details = $cat;
+                    break;
+                }
+            }
+            if ($category_details) {
+                $category_title = $category_details['dspscate_title_en'] ?? 'Unknown Category';
+                $filters[] = "Category: '<strong>" . htmlspecialchars($category_title) . "</strong>'";
+            }
+        }
+        echo $message . implode(" and ", $filters);
+        ?>
+    </div>
+    <?php endif; ?>
+
+    <?php if (!empty($data_sources)): ?>
+        <div class="row row-cols-1 row-cols-md-2 row-cols-lg-3 g-4">
+            <?php foreach ($data_sources as $ds): ?>
+                <div class="col">
+                    <div class="card h-100 shadow-sm rounded-3 overflow-hidden border border-gray-200">
+                        <?php
+                        $title = $ds['dspsds_title_en'] ?? '';
+                        $description = $ds['dspsds_description'] ?? '';
+                        $id = $ds['pkdspsds_id'] ?? '';
+                        
+                        ?>
+                        
+                        <div class="card-body d-flex flex-column">
+                            <h5 class="card-title text-primary fw-bold"><?= htmlspecialchars($title) ?></h5>
+                            <h6 class="card-subtitle mb-2 text-muted">Category: <?= htmlspecialchars($ds['category_name']) ?></h6>
+                            <h6 class="card-subtitle mb-2 text-muted">Type: <?= htmlspecialchars($ds['data_type_name']) ?></h6>
+                            <p class="card-text text-muted flex-grow-1">
+                                <?php
+                                    $shortDescription = substr($description, 0, 100);
+                                    if (strlen($description) > 100) {
+                                        $shortDescription .= '...';
+                                    }
+                                    echo htmlspecialchars($shortDescription);
+                                ?>
+                            </p>
+                            <div class="mt-auto">
+                                <ul class="list-unstyled small text-muted">
+                                    <li><i class="fas fa-user me-1"></i> Data Owner: <?= htmlspecialchars($ds['isp_firstname_en'] . ' ' . $ds['isp_lastname_en']); ?></li>
+                                    <li><i class="fas fa-calendar-alt me-1"></i> Published:
+                                        <?php if (!empty($ds['dspsds_public_date'])): ?>
+                                            <?= htmlspecialchars(date('M d, Y', strtotime($ds['dspsds_public_date']))); ?>
+                                        <?php else: ?>
+                                            Not specified
+                                        <?php endif; ?>
+                                    </li>
+                                </ul>
+
+                                <?php
+                                $supportingFiles = [
+                                    'dspsds_filename1' => ['label' => 'Questionnaire / Data Dictionary', 'icon' => 'fa-clipboard-list'],
+                                    'dspsds_filename2' => ['label' => 'Protocol / User Guide', 'icon' => 'fa-book'],
+                                    'dspsds_filename3' => ['label' => 'Other Supporting Document', 'icon' => 'fa-file-alt'],
+                                ];
+                                ?>
+                                <div class="bg-light-subtle border rounded p-3 mb-3">
+                                    <span class="d-block text-uppercase text-muted fw-semibold small mb-2">Supporting Documents</span>
+                                    <ul class="list-unstyled mb-0 small">
+                                        <?php foreach ($supportingFiles as $column => $meta): ?>
+                                            <?php
+                                                $fileName = $ds[$column] ?? '';
+                                                $label = $meta['label'];
+                                                $icon = $meta['icon'];
+                                            ?>
+                                            <li class="mb-2">
+                                                <i class="fas <?= htmlspecialchars($icon, ENT_QUOTES, 'UTF-8') ?> me-1"></i>
+                                                <?php if (!empty($fileName)): ?>
+                                                    <?php
+                                                        $isUrl = preg_match('/^https?:\/\//i', $fileName) === 1;
+                                                        $linkTarget = $isUrl ? $fileName : $uploadsWebPath . rawurlencode($fileName);
+                                                    ?>
+                                                    <a href="<?= htmlspecialchars($linkTarget, ENT_QUOTES, 'UTF-8') ?>" target="_blank" rel="noopener">
+                                                        <?= htmlspecialchars($label) ?>
+                                                    </a>
+                                                <?php else: ?>
+                                                    <span class="text-muted"><?= htmlspecialchars($label) ?> (Not provided)</span>
+                                                <?php endif; ?>
+                                            </li>
+                                        <?php endforeach; ?>
+                                    </ul>
+                                </div>
+
+                                <?php if ($is_logged_in): ?>
+                                    <?php
+                                    $has_read_permission = false;
+                                    $has_download_permission = false;
+                                    try {
+                                        $has_read_permission = $permissionManager->hasPermission($person_id, $ds['pkdspsds_id'], 'Read');
+                                        $has_download_permission = $permissionManager->hasPermission($person_id, $ds['pkdspsds_id'], 'Download');
+                                    } catch (Exception $e) {
+                                        error_log("Permission check error for user " . $person_id . " on DS " . $ds['pkdspsds_id'] . ": " . $e->getMessage());
+                                    }
+                                    ?>
+                                    <?php if ($has_read_permission): ?>
+                                        <a href="#" class="btn btn-sm btn-outline-success rounded me-2 disabled">
+                                            <i class="fas fa-check-circle me-1"></i> Read Access Granted
+                                        </a>
+                                    <?php else: ?>
+                                        <button type="button" class="btn btn-sm btn-success rounded me-2" data-bs-toggle="modal" data-bs-target="#requestPermissionModal"
+                                                data-ds-id="<?= htmlspecialchars($ds['pkdspsds_id']); ?>"
+                                                data-ds-title="<?= htmlspecialchars($ds['dspsds_title_en']); ?>"
+                                                data-permission-type="Read">
+                                            <i class="fas fa-file-alt me-1"></i> Request Read Access
+                                        </button>
+                                    <?php endif; ?>
+
+                                    <?php if ($has_download_permission): ?>
+                                        <a href="download.php?dspsds_id=<?= htmlspecialchars($ds['pkdspsds_id']); ?>" class="btn btn-sm btn-outline-primary rounded">
+                                            <i class="fas fa-download me-1"></i> Download File
+                                        </a>
+                                    <?php else: ?>
+                                        <button type="button" class="btn btn-sm btn-primary rounded" data-bs-toggle="modal" data-bs-target="#requestPermissionModal"
+                                                data-ds-id="<?= htmlspecialchars($ds['pkdspsds_id']); ?>"
+                                                data-ds-title="<?= htmlspecialchars($ds['dspsds_title_en']); ?>"
+                                                data-permission-type="Download">
+                                            <i class="fas fa-cloud-download-alt me-1"></i> Request Download
+                                        </button>
+                                    <?php endif; ?>
+                                <?php else: ?>
+                                    <button type="button" class="btn btn-sm btn-secondary rounded" data-bs-toggle="modal" data-bs-target="#loginModal">
+                                        <i class="fas fa-sign-in-alt me-1"></i> Login to Request Access
+                                    </button>
+                                <?php endif; ?>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            <?php endforeach; ?>
+        </div>
+    <?php else: ?>
+        <div class="alert alert-warning text-center rounded-3">
+            <h4 class="alert-heading">No Data Sources Found</h4>
+            <p>We couldn't find any data sources matching your criteria. Try adjusting your search term or selecting a different category.</p>
+        </div>
+    <?php endif; ?>
+</div>