392 lines
12 KiB
PHP
392 lines
12 KiB
PHP
<?php
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declare(strict_types=1);
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if (session_status() !== PHP_SESSION_ACTIVE) {
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session_start();
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}
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require_once __DIR__ . '/../db/config.php';
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function library_bootstrap(): void
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{
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static $booted = false;
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if ($booted) {
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return;
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}
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$migrationPath = __DIR__ . '/../db/migrations/001_library_documents.sql';
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if (is_file($migrationPath)) {
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$sql = file_get_contents($migrationPath);
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if (is_string($sql) && trim($sql) !== '') {
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db()->exec($sql);
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}
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}
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// Run new migrations if needed
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$migration2Path = __DIR__ . '/../db/migrations/002_add_library_metadata.sql';
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if (is_file($migration2Path)) {
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// Simple check if columns exist
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$exists = db()->query("SHOW COLUMNS FROM library_documents LIKE 'category_ar'")->fetch();
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if (!$exists) {
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$sql = file_get_contents($migration2Path);
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db()->exec($sql);
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}
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}
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$migration3Path = __DIR__ . '/../db/migrations/003_normalize_categories.sql';
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if (is_file($migration3Path)) {
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// Simple check if table exists
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$exists = db()->query("SHOW TABLES LIKE 'library_categories'")->fetch();
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if (!$exists) {
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$sql = file_get_contents($migration3Path);
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db()->exec($sql);
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}
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}
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$uploadDir = __DIR__ . '/../uploads/library';
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if (!is_dir($uploadDir)) {
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mkdir($uploadDir, 0775, true);
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}
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library_seed_demo_documents();
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$booted = true;
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}
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function h(?string $value): string
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{
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return htmlspecialchars((string) $value, ENT_QUOTES, 'UTF-8');
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}
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function library_project_meta(): array
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{
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return [
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'name' => $_SERVER['PROJECT_NAME'] ?? 'Nabd Library',
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'description' => $_SERVER['PROJECT_DESCRIPTION'] ?? 'Bilingual electronic library for Arabic and English documents, online reading, and AI-assisted summaries.',
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'image' => $_SERVER['PROJECT_IMAGE_URL'] ?? '',
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];
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}
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function library_set_flash(string $type, string $message): void
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{
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$_SESSION['library_flash'][] = ['type' => $type, 'message' => $message];
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}
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function library_get_flashes(): array
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{
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$flashes = $_SESSION['library_flash'] ?? [];
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unset($_SESSION['library_flash']);
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return is_array($flashes) ? $flashes : [];
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}
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function library_seed_demo_documents(): void
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{
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$count = (int) (db()->query('SELECT COUNT(*) FROM library_documents')->fetchColumn() ?: 0);
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if ($count > 0) {
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return;
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}
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$pdfRelative = 'uploads/library/demo-library-guide.pdf';
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$txtRelative = 'uploads/library/demo-bilingual-notes.txt';
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$pdfAbsolute = __DIR__ . '/../' . $pdfRelative;
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$txtAbsolute = __DIR__ . '/../' . $txtRelative;
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}
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function library_old(string $key, string $default = ''): string
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{
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return isset($_POST[$key]) ? trim((string) $_POST[$key]) : $default;
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}
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function library_document_type_label(string $type): string
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{
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$map = [
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'pdf' => 'PDF reader',
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'txt' => 'Text note',
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'doc' => 'Word document',
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'docx' => 'Word document',
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'ppt' => 'PowerPoint',
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'pptx' => 'PowerPoint',
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];
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return $map[strtolower($type)] ?? strtoupper($type);
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}
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function library_language_label(string $lang): string
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{
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$map = [
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'en' => 'English',
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'ar' => 'Arabic',
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'bilingual' => 'Bilingual',
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];
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return $map[$lang] ?? 'Unknown';
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}
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function library_visibility_label(string $visibility): string
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{
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return $visibility === 'private' ? 'Private / login' : 'Public';
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}
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function library_allowed_extensions(): array
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{
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return [
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'pdf' => 'PDF reader',
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'txt' => 'Text note',
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'doc' => 'Word document',
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'docx' => 'Word document',
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'ppt' => 'PowerPoint',
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'pptx' => 'PowerPoint',
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];
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}
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// --- Category Functions ---
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function library_get_categories(): array
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{
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library_bootstrap();
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$stmt = db()->query('SELECT * FROM library_categories ORDER BY name_en ASC');
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return $stmt ? $stmt->fetchAll() : [];
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}
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function library_get_subcategories(?int $categoryId = null): array
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{
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library_bootstrap();
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if ($categoryId !== null) {
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$stmt = db()->prepare('SELECT * FROM library_subcategories WHERE category_id = ? ORDER BY name_en ASC');
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$stmt->execute([$categoryId]);
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return $stmt->fetchAll() ?: [];
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}
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$stmt = db()->query('SELECT * FROM library_subcategories ORDER BY name_en ASC');
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return $stmt ? $stmt->fetchAll() : [];
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}
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function library_create_category(string $nameEn, string $nameAr): int
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{
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library_bootstrap();
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$stmt = db()->prepare('INSERT INTO library_categories (name_en, name_ar) VALUES (?, ?)');
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$stmt->execute([$nameEn, $nameAr]);
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return (int) db()->lastInsertId();
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}
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function library_create_subcategory(int $categoryId, string $nameEn, string $nameAr): int
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{
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library_bootstrap();
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$stmt = db()->prepare('INSERT INTO library_subcategories (category_id, name_en, name_ar) VALUES (?, ?, ?)');
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$stmt->execute([$categoryId, $nameEn, $nameAr]);
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return (int) db()->lastInsertId();
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}
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function library_get_category_by_id(int $id): ?array
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{
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library_bootstrap();
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$stmt = db()->prepare('SELECT * FROM library_categories WHERE id = ?');
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$stmt->execute([$id]);
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return $stmt->fetch() ?: null;
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}
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function library_get_subcategory_by_id(int $id): ?array
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{
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library_bootstrap();
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$stmt = db()->prepare('SELECT * FROM library_subcategories WHERE id = ?');
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$stmt->execute([$id]);
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return $stmt->fetch() ?: null;
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}
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function library_update_category(int $id, string $nameEn, string $nameAr): void
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{
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library_bootstrap();
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$stmt = db()->prepare('UPDATE library_categories SET name_en = ?, name_ar = ? WHERE id = ?');
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$stmt->execute([$nameEn, $nameAr, $id]);
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}
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function library_delete_category(int $id): void
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{
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library_bootstrap();
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$stmt = db()->prepare('DELETE FROM library_categories WHERE id = ?');
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$stmt->execute([$id]);
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}
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function library_update_subcategory(int $id, int $categoryId, string $nameEn, string $nameAr): void
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{
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library_bootstrap();
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$stmt = db()->prepare('UPDATE library_subcategories SET category_id = ?, name_en = ?, name_ar = ? WHERE id = ?');
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$stmt->execute([$categoryId, $nameEn, $nameAr, $id]);
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}
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function library_delete_subcategory(int $id): void
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{
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library_bootstrap();
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$stmt = db()->prepare('DELETE FROM library_subcategories WHERE id = ?');
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$stmt->execute([$id]);
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}
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// --- End Category Functions ---
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function library_fetch_documents(bool $publicOnly = false, array $filters = []): array
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{
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library_bootstrap();
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$sql = 'SELECT d.*, c.name_en as cat_en, c.name_ar as cat_ar, sc.name_en as sub_en, sc.name_ar as sub_ar
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FROM library_documents d
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LEFT JOIN library_categories c ON d.category_id = c.id
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LEFT JOIN library_subcategories sc ON d.subcategory_id = sc.id
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WHERE 1=1';
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$params = [];
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if ($publicOnly) {
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$sql .= ' AND d.visibility = :visibility';
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$params[':visibility'] = 'public';
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}
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$sql .= ' ORDER BY d.is_featured DESC, d.created_at DESC';
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$stmt = db()->prepare($sql);
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foreach ($params as $key => $value) {
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$stmt->bindValue($key, $value);
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}
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$stmt->execute();
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return $stmt->fetchAll() ?: [];
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}
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function library_recent_documents(int $limit = 3, bool $publicOnly = false): array
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{
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library_bootstrap();
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$sql = 'SELECT * FROM library_documents WHERE 1=1';
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if ($publicOnly) {
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$sql .= ' AND visibility = "public"';
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}
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$sql .= ' ORDER BY created_at DESC LIMIT ' . (int)$limit;
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$stmt = db()->query($sql);
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return $stmt ? $stmt->fetchAll() : [];
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}
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function library_catalog_metrics(): array
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{
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library_bootstrap();
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$sql = 'SELECT
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COUNT(*) AS total_count,
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SUM(CASE WHEN visibility = "public" THEN 1 ELSE 0 END) AS public_count,
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SUM(CASE WHEN visibility = "private" THEN 1 ELSE 0 END) AS private_count,
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SUM(CASE WHEN summary_text IS NOT NULL THEN 1 ELSE 0 END) AS summarized_count
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FROM library_documents';
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$row = db()->query($sql)->fetch() ?: [];
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return [
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'total_count' => (int) ($row['total_count'] ?? 0),
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'public_count' => (int) ($row['public_count'] ?? 0),
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'private_count' => (int) ($row['private_count'] ?? 0),
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'summarized_count' => (int) ($row['summarized_count'] ?? 0),
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];
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}
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function library_handle_uploaded_file(array $file): array
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{
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if (($file['error'] ?? UPLOAD_ERR_NO_FILE) !== UPLOAD_ERR_OK) {
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throw new RuntimeException('Please upload a document file.');
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}
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$originalName = (string) ($file['name'] ?? '');
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$extension = strtolower(pathinfo($originalName, PATHINFO_EXTENSION));
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$allowed = library_allowed_extensions();
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if (!isset($allowed[$extension])) {
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throw new RuntimeException('Unsupported file type.');
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}
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$size = (int) ($file['size'] ?? 0);
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if ($size <= 0 || $size > 12 * 1024 * 1024) {
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throw new RuntimeException('File must be smaller than 12 MB.');
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}
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$safeBase = preg_replace('/[^a-zA-Z0-9_-]+/', '-', pathinfo($originalName, PATHINFO_FILENAME)) ?: 'document';
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$storedName = strtolower(date('YmdHis') . '-' . $safeBase . '-' . bin2hex(random_bytes(4)) . '.' . $extension);
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$relativePath = 'uploads/library/' . $storedName;
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$absolutePath = __DIR__ . '/../' . $relativePath;
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if (!move_uploaded_file((string) $file['tmp_name'], $absolutePath)) {
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throw new RuntimeException('Unable to save the uploaded file.');
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}
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return [
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'file_name' => $originalName,
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'file_path' => $relativePath,
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'document_type' => $extension,
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'file_size_kb' => (int) ceil($size / 1024),
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];
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}
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function library_create_document(array $payload, array $file): int
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{
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library_bootstrap();
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$titleEn = trim((string) ($payload['title_en'] ?? ''));
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$titleAr = trim((string) ($payload['title_ar'] ?? ''));
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// Process IDs
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$categoryId = !empty($payload['category_id']) ? (int)$payload['category_id'] : null;
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$subcategoryId = !empty($payload['subcategory_id']) ? (int)$payload['subcategory_id'] : null;
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// Fetch names for backward compatibility if needed, or just store IDs
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$categoryName = '';
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$categoryNameAr = '';
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$subName = '';
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$subNameAr = '';
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if ($categoryId) {
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$cat = library_get_category_by_id($categoryId);
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if ($cat) {
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$categoryName = $cat['name_en'];
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$categoryNameAr = $cat['name_ar'];
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}
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}
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if ($subcategoryId) {
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$sub = library_get_subcategory_by_id($subcategoryId);
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if ($sub) {
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$subName = $sub['name_en'];
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$subNameAr = $sub['name_ar'];
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}
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}
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$visibility = (string) ($payload['visibility'] ?? 'public');
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$allow_download = !empty($payload['allow_download']) ? 1 : 0;
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$allow_print = !empty($payload['allow_print']) ? 1 : 0;
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$allow_copy = !empty($payload['allow_copy']) ? 1 : 0;
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$fileData = library_handle_uploaded_file($file);
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$stmt = db()->prepare('INSERT INTO library_documents (
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title_en, title_ar,
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category, category_ar, sub_category, sub_category_ar,
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category_id, subcategory_id,
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visibility, document_type,
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file_name, file_path, file_size_kb, allow_download, allow_print, allow_copy
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) VALUES (
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:title_en, :title_ar,
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:category, :category_ar, :sub_category, :sub_category_ar,
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:category_id, :subcategory_id,
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:visibility, :document_type,
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:file_name, :file_path, :file_size_kb, :allow_download, :allow_print, :allow_copy
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)');
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$stmt->execute([
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':title_en' => $titleEn ?: null,
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':title_ar' => $titleAr ?: null,
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':category' => $categoryName ?: null,
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':category_ar' => $categoryNameAr ?: null,
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':sub_category' => $subName ?: null,
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':sub_category_ar' => $subNameAr ?: null,
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':category_id' => $categoryId,
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':subcategory_id' => $subcategoryId,
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':visibility' => $visibility,
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':document_type' => $fileData['document_type'],
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':file_name' => $fileData['file_name'],
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':file_path' => $fileData['file_path'],
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':file_size_kb' => $fileData['file_size_kb'],
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':allow_download' => $allow_download,
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':allow_print' => $allow_print,
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':allow_copy' => $allow_copy,
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]);
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return (int) db()->lastInsertId();
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} |