hmw1001
353 lines
14 KiB
PHP
353 lines
14 KiB
PHP
<?php
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if (!defined('_GNUBOARD_')) exit;
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// 1. 설정 파일 로드
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$config_path = __DIR__ . '/config.php';
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if (file_exists($config_path)) include_once($config_path);
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// 2. 데이터 가져오기
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$target_bo_table = '';
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$target_wr_id = '';
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if (isset($ebook_bo_table) && $ebook_bo_table) {
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$target_bo_table = $ebook_bo_table;
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} elseif (isset($ebook_config['bo_table'])) {
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$target_bo_table = $ebook_config['bo_table'];
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}
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if (isset($ebook_wr_id) && $ebook_wr_id) {
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$target_wr_id = $ebook_wr_id;
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} elseif (isset($ebook_config['wr_id'])) {
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$target_wr_id = $ebook_config['wr_id'];
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}
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// 옵션값
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$use_download = isset($use_download) ? $use_download : (isset($ebook_config['use_download']) ? $ebook_config['use_download'] : true);
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$use_print = isset($use_print) ? $use_print : (isset($ebook_config['use_print']) ? $ebook_config['use_print'] : true);
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$pdfjs_url = G5_THEME_URL . '/js/pdfjs';
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$pdf_file_url = '';
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$pdf_download_url = '';
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if ($target_bo_table && $target_wr_id) {
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$sql = " SELECT * FROM {$g5['board_file_table']} WHERE bo_table = '{$target_bo_table}' AND wr_id = '{$target_wr_id}' ORDER BY bf_no ASC ";
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$result = sql_query($sql);
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for ($i=0; $row=sql_fetch_array($result); $i++) {
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if (isset($row['bf_file']) && preg_match('/\.pdf$/i', $row['bf_file'])) {
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$pdf_file_url = G5_DATA_URL . '/file/' . $target_bo_table . '/' . urlencode($row['bf_file']);
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$pdf_download_url = $pdf_file_url;
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break;
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}
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}
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}
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$ebook_id = 'ebook_' . uniqid();
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$popup_url = G5_THEME_URL . '/rb.custom/ebook_section/popup.php?bo_table=' . $target_bo_table . '&wr_id=' . $target_wr_id;
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?>
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<!-- Rebuilder 표준 구조 -->
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<div class="rb_layout_box" data-id="ebook_section" data-title="E-Book">
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<?php if (isset($is_admin) && $is_admin) { ?>
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<div class="rb_module_set">
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<a href="javascript:;" onclick="set_module_send(this);" class="btn_module_setup"><i class="fa fa-cog"></i></a>
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</div>
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<?php } ?>
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<div class="ebook-section" id="<?php echo $ebook_id; ?>" data-theme="light">
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<?php if ($pdf_file_url): ?>
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<div class="ebook-loading-overlay" style="display:flex;">
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<div class="spinner"></div>
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<p class="loading-text">E-Book을 준비 중입니다... (0%)</p>
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</div>
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<div class="page-loading-alert" style="display:none;">잠시만 기다려 주세요...</div>
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<div class="nav-arrow nav-prev" title="이전 페이지"><i class="fa fa-chevron-left"></i></div>
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<div class="nav-arrow nav-next" title="다음 페이지"><i class="fa fa-chevron-right"></i></div>
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<div class="flipbook-viewport loading">
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<div class="container">
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<div class="flipbook"></div>
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</div>
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</div>
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<div class="ebook-controls loading">
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<div class="control-group">
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<button id="prev-btn" class="btn" title="이전 페이지"><i class="fa fa-chevron-left"></i></button>
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<div class="page-input-wrap">
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<input type="number" class="page-input" value="1" min="1"> / <span class="loaded-pages">0</span><span class="total-pages-wrap">(<span class="total-pages">0</span>)</span>
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</div>
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<button id="next-btn" class="btn" title="다음 페이지"><i class="fa fa-chevron-right"></i></button>
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</div>
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<div class="control-group">
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<button id="zoom-out-btn" class="btn" title="축소"><i class="fa fa-search-minus"></i></button>
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<span class="zoom-level" title="현재 배율">100%</span>
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<button id="zoom-reset-btn" class="btn" title="배율 초기화"><i class="fa fa-compress"></i></button>
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<button id="zoom-in-btn" class="btn" title="확대"><i class="fa fa-search-plus"></i></button>
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<button id="dark-mode-btn" class="btn" title="다크 모드"><i class="fa fa-moon"></i></button>
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<?php if ($use_print): ?>
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<button id="print-btn" class="btn" title="PDF 인쇄"><i class="fa fa-print"></i></button>
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<?php endif; ?>
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<?php if ($use_download): ?>
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<a href="<?php echo $pdf_download_url; ?>" class="btn download-btn" download target="_blank" title="PDF 다운로드">
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<i class="fa fa-download"></i>
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</a>
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<?php endif; ?>
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<a href="<?php echo $popup_url; ?>" class="btn popup-btn" target="_blank" onclick="window.open(this.href, 'ebook_popup', 'width=1200,height=800'); return false;" title="새 창으로 보기">
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<i class="fa fa-expand"></i>
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</a>
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</div>
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</div>
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<iframe id="print-frame-<?php echo $ebook_id; ?>" style="display:none;"></iframe>
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<?php else: ?>
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<div class="ebook-empty">
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PDF 파일이 없습니다.<br>
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<?php if ($target_bo_table && $target_wr_id): ?>
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게시판: <?php echo $target_bo_table; ?>, 게시물: <?php echo $target_wr_id; ?>
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<?php else: ?>
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설정 파일(config.php)을 확인해주세요.
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<?php endif; ?>
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</div>
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<?php endif; ?>
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</div>
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</div>
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<link rel="stylesheet" href="<?php echo G5_THEME_URL; ?>/rb.custom/ebook_section/module.css?ver=<?php echo G5_CSS_VER; ?>">
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<script src="<?php echo $pdfjs_url; ?>/pdf.min.js"></script>
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<script src="<?php echo G5_THEME_URL; ?>/rb.custom/ebook_section/turnjs4/lib/turn.min.js"></script>
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<script>
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(function($) {
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if (!'<?php echo $pdf_file_url; ?>') return;
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var resizeTimer; // 💡 [추가] 리사이즈 타이머 변수
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var pdfDoc = null;
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var pageCount = 0;
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var currentScale = 1.0;
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var initialLoadCount = 6;
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var loadedPageCount = 0;
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var renderedCount = 0;
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var isInitialized = false;
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var $container = $('#<?php echo $ebook_id; ?>');
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pdfjsLib.GlobalWorkerOptions.workerSrc = '<?php echo $pdfjs_url; ?>/pdf.worker.min.js';
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function startEbookProcess() {
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var $flipbook = $container.find('.flipbook');
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if ($flipbook.turn('is')) {
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$flipbook.turn('destroy');
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}
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$flipbook.empty();
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$container.find('.ebook-loading-overlay').show();
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$container.find('.flipbook-viewport, .ebook-controls').addClass('loading');
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var containerWidth = $container.width();
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if (!containerWidth || containerWidth < 100) containerWidth = 900;
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var maxWidth = <?php echo isset($ebook_config['width']) ? $ebook_config['width'] : 1200; ?>;
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var maxHeight = <?php echo isset($ebook_config['height']) ? $ebook_config['height'] : 800; ?>;
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var targetWidth = Math.min(containerWidth - 40, maxWidth);
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var bookWidth, bookHeight;
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// 💡 [수정] 로딩 관련 변수 초기화
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renderedCount = 0;
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isInitialized = false;
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loadedPageCount = 0;
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$container.find('.loading-text').text('E-Book을 준비 중입니다... (0%)');
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function run(pdf) {
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pdfDoc = pdf;
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pageCount = pdf.numPages;
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$container.find('.total-pages').text(pageCount);
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$container.find('.page-input').attr('max', pageCount);
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pdf.getPage(1).then(function(page) {
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var viewport = page.getViewport({ scale: 1 });
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var pageRatio = viewport.width / viewport.height;
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var bookRatio = pageRatio * 2;
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bookWidth = targetWidth;
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bookHeight = bookWidth / bookRatio;
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if (bookHeight > maxHeight) {
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bookHeight = maxHeight;
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bookWidth = bookHeight * bookRatio;
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}
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var initialPromises = [];
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var loadLimit = Math.min(pageCount, initialLoadCount);
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for (var i = 1; i <= loadLimit; i++) {
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initialPromises.push(renderPage(i, bookWidth, bookHeight, true, loadLimit));
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}
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Promise.all(initialPromises).then(function(pages) {
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pages.forEach(function(pageDiv) {
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$flipbook.append(pageDiv);
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});
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initTurnJs(bookWidth, bookHeight);
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isInitialized = true;
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loadedPageCount = loadLimit;
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updatePageDisplay();
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$container.find('.ebook-loading-overlay').fadeOut(500);
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$container.find('.flipbook-viewport, .ebook-controls').removeClass('loading');
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if (pageCount > initialLoadCount) {
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loadRemainingPages(initialLoadCount + 1, bookWidth, bookHeight);
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} else {
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updatePageDisplay(true);
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}
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});
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});
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}
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if (pdfDoc) {
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run(pdfDoc);
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} else {
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pdfjsLib.getDocument('<?php echo $pdf_file_url; ?>').promise.then(run);
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}
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}
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function loadRemainingPages(pageNum, bookWidth, bookHeight) {
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if (pageNum > pageCount) {
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updatePageDisplay(true);
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return;
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}
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renderPage(pageNum, bookWidth, bookHeight, false).then(function(pageDiv) {
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var $flipbook = $container.find('.flipbook');
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if ($flipbook.turn('is')) {
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$flipbook.turn('addPage', pageDiv, pageNum);
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}
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loadedPageCount = pageNum;
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updatePageDisplay();
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loadRemainingPages(pageNum + 1, bookWidth, bookHeight);
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});
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}
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function updatePageDisplay(isComplete = false) {
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if (isComplete) {
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$container.find('.total-pages-wrap').hide();
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$container.find('.loaded-pages').text(pageCount);
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} else {
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$container.find('.loaded-pages').text(loadedPageCount);
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$container.find('.total-pages-wrap').show();
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}
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}
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function renderPage(num, bookWidth, bookHeight, isInitial, loadLimit) {
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return pdfDoc.getPage(num).then(function(page) {
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var viewport = page.getViewport({ scale: 1.5 });
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var canvas = document.createElement('canvas');
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var ctx = canvas.getContext('2d');
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var pageWidth = bookWidth / 2;
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var pageHeight = bookHeight;
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var scaleX = pageWidth / viewport.width;
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var scaleY = pageHeight / viewport.height;
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var fitScale = Math.max(scaleX, scaleY);
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var fitViewport = page.getViewport({ scale: fitScale });
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canvas.height = pageHeight;
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canvas.width = pageWidth;
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var pageDiv = $('<div />').append(canvas);
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var renderContext = { canvasContext: ctx, viewport: fitViewport };
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return page.render(renderContext).promise.then(function() {
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if (isInitial) {
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renderedCount++;
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var percent = Math.round((renderedCount / loadLimit) * 100);
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$container.find('.loading-text').text('E-Book을 준비 중입니다... (' + percent + '%)');
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}
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return pageDiv;
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});
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});
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}
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function initTurnJs(bookWidth, bookHeight) {
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var $flipbook = $container.find('.flipbook');
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if (typeof $flipbook.turn !== 'function') return;
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if ($flipbook.turn('is')) $flipbook.turn('destroy');
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$flipbook.turn({
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width: bookWidth,
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height: bookHeight,
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autoCenter: true,
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gradients: true,
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acceleration: true,
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elevation: 50,
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display: 'double',
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pages: pageCount,
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when: {
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turned: function(event, page, view) {
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$container.find('.page-input').val(page);
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}
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}
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});
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}
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// 초기 실행
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startEbookProcess();
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// 💡 [추가] 화면 리사이즈 시 이북 다시 로드
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$(window).on('resize', function() {
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clearTimeout(resizeTimer);
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resizeTimer = setTimeout(startEbookProcess, 250);
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});
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// 이벤트 핸들러
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$container.find('#prev-btn, .nav-prev').click(function() { $container.find('.flipbook').turn('previous'); });
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$container.find('#next-btn, .nav-next').click(function() { $container.find('.flipbook').turn('next'); });
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$container.find('.page-input').on('change keyup', function(e) {
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if (e.type === 'keyup' && e.keyCode !== 13) return;
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var page = parseInt($(this).val());
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if (page > 0 && page <= pageCount) $container.find('.flipbook').turn('page', page);
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});
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function updateZoom() {
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$container.find('.flipbook-viewport').css('transform', 'scale(' + currentScale + ')');
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$container.find('.zoom-level').text(Math.round(currentScale * 100) + '%');
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}
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$container.find('#zoom-in-btn').click(function() { if (currentScale < 2.0) { currentScale += 0.2; updateZoom(); } });
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$container.find('#zoom-out-btn').click(function() { if (currentScale > 0.6) { currentScale -= 0.2; updateZoom(); } });
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$container.find('#zoom-reset-btn').click(function() { currentScale = 1.0; updateZoom(); });
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$container.find('#dark-mode-btn').click(function() {
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var currentTheme = $container.attr('data-theme');
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var newTheme = currentTheme === 'light' ? 'dark' : 'light';
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$container.attr('data-theme', newTheme);
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$(this).find('i').toggleClass('fa-sun fa-moon');
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});
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$container.find('#print-btn').click(function() {
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var $iframe = $container.find('iframe');
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$iframe.attr('src', '<?php echo $pdf_file_url; ?>');
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$iframe.on('load', function() {
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try { this.contentWindow.print(); }
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catch (e) { window.open('<?php echo $pdf_file_url; ?>', '_blank').print(); }
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});
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});
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var wheelTimeout;
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$container.on('wheel', function(e) {
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e.preventDefault();
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if (wheelTimeout) return;
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wheelTimeout = setTimeout(function() { wheelTimeout = null; }, 300);
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if (e.originalEvent.deltaY > 0) $container.find('.flipbook').turn('next');
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else $container.find('.flipbook').turn('previous');
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});
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})(jQuery);
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</script>
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