Mit Formular
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Thomas Spohr
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mod_pdf_tree/.DS_Store
vendored
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mod_pdf_tree/.DS_Store
vendored
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@@ -39,61 +39,74 @@ class ModEisAnzeigeHelper
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/**
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* Hauptfunktion zum Rendern des Baums
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* - Nutzt title als alternativen Anzeigenamen (Fallback name)
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* - Fügt für Ordner eine klickbare Label-Zeile hinzu (bessere Tap-Ziele auf iPad)
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* - Liefert data-* Attribute für spätere Inline-Edits / Preview
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*/
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public static function renderTree(array $items, int $parentId = null): string
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{
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if (!isset($items[$parentId])) {
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return '';
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}
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$html = '<ul class="pdf-tree">';
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foreach ($items[$parentId] as $item) {
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$isFolder = (bool) $item['is_folder'];
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$rawName = $item['title'] ?: $item['name'];
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$fileId = (int) $item['id'];
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// Dateiendung .pdf entfernen und escapen
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$displayName = preg_replace('/\.pdf$/i', '', $rawName);
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$displayName = htmlspecialchars($displayName, ENT_QUOTES, 'UTF-8');
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if ($isFolder) {
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$fileCount = self::countFilesRecursive($items, $item['id']);
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// WICHTIG: Toggle-Element einfügen – dein JS hängt hier dran
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$html .= '<li class="folder">';
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$html .= '<span class="toggle" role="button" aria-label="Ordner umschalten" tabindex="0">▶</span> ';
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$html .= '📁 ' . $displayName . ' <small>(' . (int) $fileCount . ')</small>';
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// Kindknoten
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$html .= self::renderTree($items, $item['id']);
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$html .= '</li>';
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} else {
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$link = Route::_('index.php?option=com_eis&task=download.download&id=' . $fileId);
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// Tooltip + (neu) inline-Anzeige der Dateigröße, falls der Pfad existiert
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$tooltip = '';
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$sizeStr = '';
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if (!empty($item['path']) && is_file($item['path'])) {
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$size = @filesize($item['path']);
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if ($size !== false) {
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$formatted = self::formatFileSize((int) $size);
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$tooltip = ' title="Größe: ' . $formatted . '"';
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// Sichtbar neben dem Dateinamen anzeigen
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//$sizeStr = ' <small class="meta">(' . $formatted . ')</small>';
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}
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}
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$html .= '<li class="file">';
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//$html .= '📄 <a class="file-link" href="' . $link . '"' . $tooltip . '>' . $displayName . '</a>' . $sizeStr;
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$html .= '📄 <a class="file-link" href="' . $link . '"' . $tooltip . '>' . $displayName . '</a>';
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$html .= '</li>';
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public static function renderTree(array $items, ?int $parentId = null): string
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{
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if (!isset($items[$parentId])) {
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return '';
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}
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}
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$html .= '</ul>';
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return $html;
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}
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$html = '<ul class="pdf-tree">';
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foreach ($items[$parentId] as $item) {
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$isFolder = (bool) $item['is_folder'];
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$rawName = $item['title'] ?: $item['name'];
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$fileId = (int) $item['id'];
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// Dateiendung .pdf entfernen und escapen
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$displayName = preg_replace('/\.pdf$/i', '', (string) $rawName);
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$displayName = htmlspecialchars($displayName, ENT_QUOTES, 'UTF-8');
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if ($isFolder) {
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$fileCount = self::countFilesRecursive($items, $item['id']);
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// Ordner-<li> inkl. Data-Attribute + große Tap-Ziele (toggle + folder-label)
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$html .= '<li class="folder"'
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. ' data-id="' . (int) $item['id'] . '"'
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. ' data-title="' . htmlspecialchars((string)($item['title'] ?? ''), ENT_QUOTES, 'UTF-8') . '"'
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. ' data-name="' . htmlspecialchars((string)$item['name'], ENT_QUOTES, 'UTF-8') . '"'
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. '>';
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$html .= '<span class="toggle" role="button" aria-label="Ordner umschalten" tabindex="0">▶</span> ';
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$html .= '<span class="folder-label">📁 ' . $displayName . ' <small class="count">(' . (int) $fileCount . ')</small></span>';
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// Kindknoten
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$html .= self::renderTree($items, $item['id']);
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$html .= '</li>';
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} else {
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$link = Route::_('index.php?option=com_eis&task=download.download&id=' . $fileId);
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// Tooltip + (optional) inline-Anzeige der Dateigröße
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$tooltip = '';
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$sizeStr = '';
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if (!empty($item['path']) && is_file($item['path'])) {
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$size = @filesize($item['path']);
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if ($size !== false) {
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$formatted = self::formatFileSize((int) $size);
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$tooltip = ' title="Größe: ' . $formatted . '"';
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// Wenn du die Größe auch sichtbar möchtest, Zeile darunter einkommentieren:
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// $sizeStr = ' <small class="meta">(' . $formatted . ')</small>';
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}
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}
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// Datei-<li> inkl. Data-Attribute + data-filename am Link (für Preview-Anzeige)
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$html .= '<li class="file"'
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. ' data-id="' . $fileId . '"'
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. ' data-title="' . htmlspecialchars((string)($item['title'] ?? ''), ENT_QUOTES, 'UTF-8') . '"'
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. ' data-name="' . htmlspecialchars((string)$item['name'], ENT_QUOTES, 'UTF-8') . '"'
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. '>';
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$html .= '📄 <a class="file-link" href="' . $link . '"' . $tooltip
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. ' data-filename="' . $displayName . '">'
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. $displayName . '</a>' . $sizeStr;
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$html .= '</li>';
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}
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}
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$html .= '</ul>';
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return $html;
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}
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/**
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* Zählt alle PDF-Dateien unterhalb eines Ordners rekursiv
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@@ -108,7 +121,7 @@ class ModEisAnzeigeHelper
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foreach ($items[$parentId] as $item) {
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if ((bool) $item['is_folder']) {
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$count += self::countFilesRecursive($items, $item['id']);
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$count += self::countFilesRecursive($items, (int) $item['id']);
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} else {
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$count++;
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}
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@@ -118,7 +131,7 @@ class ModEisAnzeigeHelper
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}
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/**
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* Formatierte Dateigröße für Tooltip
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* Formatierte Dateigröße für Tooltip / Anzeige
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*/
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private static function formatFileSize(int $bytes): string
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{
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@@ -1,83 +1,141 @@
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<?php defined('_JEXEC') or die; ?>
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<style>
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/* =========================
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Layout-Container
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========================= */
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.pdf-tree-wrapper {
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display: flex;
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align-items: flex-start;
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align-items: stretch; /* wichtig für scrollende Kinder */
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gap: 1em;
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background: #f9f9f9;
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padding: 1em;
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border: 1px solid #ddd;
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border-radius: 6px;
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box-shadow: 0 4px 10px rgba(0,0,0,0.05);
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min-height: 0; /* erlaubt Overflow in Flex-Kindern */
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}
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/* Linke Spalte: Baum */
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.pdf-tree-container {
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flex: 0 0 30%;
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max-height: 95vh;
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max-height: calc(var(--vh, 100vh) - 160px); /* robust auf Desktop/iPad */
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overflow: auto;
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-webkit-overflow-scrolling: touch; /* smooth scroll iOS */
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min-height: 0; /* wichtig für Scrollbar */
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}
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/* Rechte Spalte: Vorschau */
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#pdf-preview {
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flex: 1;
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min-width: 800px;
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height: 95vh;
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flex: 1 1 auto;
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min-width: 320px; /* iPad-freundlicher als 800px */
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height: calc(var(--vh, 100vh) - 160px);
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border: 1px solid #ccc;
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background: #fff;
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display: none;
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display: none; /* wird erst bei Klick sichtbar */
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min-height: 0;
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position: relative;
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}
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/* Preview-Toolbar / Fallback-Link */
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.preview-actions {
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display: none;
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align-items: center;
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justify-content: space-between;
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gap: .5rem;
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padding: .5rem .75rem;
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border-bottom: 1px solid #eee;
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background: #fafafa;
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}
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.preview-actions a,
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.preview-actions button {
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font: inherit;
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border: 1px solid #ccc;
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background: #fff;
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border-radius: 4px;
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padding: .35rem .6rem;
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}
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/* iFrame */
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#pdf-preview iframe {
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width: 100%;
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height: 100%;
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height: calc(100% - 42px); /* Platz für .preview-actions */
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border: none;
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display: block;
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}
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.pdf-tree {
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list-style: none;
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margin: 0;
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padding: 0;
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}
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.pdf-tree ul {
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list-style: none;
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margin-left: 1.5em;
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padding: 0;
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display: none;
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}
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.pdf-tree li {
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margin: 0.3em 0;
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}
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/* =========================
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Baum-Liste
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========================= */
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.pdf-tree { list-style: none; margin: 0; padding: 0; }
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.pdf-tree ul { list-style: none; margin-left: 1.25em; padding: 0; display: none; }
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.pdf-tree li { margin: 0.35em 0; }
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/* Touch-freundliche Tap-Ziele */
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.folder > .toggle {
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cursor: pointer;
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width: 1em;
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display: inline-block;
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width: 1.5em; /* größer für Finger */
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display: inline-flex;
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align-items: center;
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justify-content: center;
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user-select: none;
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margin-right: .1em;
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}
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.folder > .folder-label { /* gesamten Text klickbar machen */
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cursor: pointer;
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user-select: none;
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padding: .15rem .1rem; /* kleine Hitbox-Polster */
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border-radius: 3px;
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}
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.folder > .folder-label:active { background: rgba(0,0,0,0.05); }
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.pdf-tree .meta { color: #666; }
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/* Optionale visuelle Trennung bei Dateien */
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/* Datei-Link */
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.file-link {
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text-decoration: none;
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color: #0366d6;
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}
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.file-link:hover {
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text-decoration: underline;
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}
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.file-link:hover { text-decoration: underline; }
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.file-link:active { opacity: .7; }
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/* Buttons */
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.expand-collapse {
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margin-bottom: 0.5em;
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display: flex;
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gap: .5rem;
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flex-wrap: wrap;
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}
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.expand-collapse button {
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margin-right: 0.5em;
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margin-right: 0; /* via gap */
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font: inherit;
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border: 1px solid #ccc;
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background: #fff;
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border-radius: 4px;
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padding: .4rem .6rem;
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}
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/* Scrollbar-Optik (optional) */
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.pdf-tree-container::-webkit-scrollbar { width: 10px; }
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.pdf-tree-container::-webkit-scrollbar-thumb { background: rgba(0,0,0,.2); border-radius: 6px; }
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/* =========================
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Responsive: iPad Portrait / schmal
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========================= */
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@media (max-width: 1024px) {
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.pdf-tree-wrapper { flex-direction: column; }
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.pdf-tree-container,
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#pdf-preview {
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max-height: calc(var(--vh, 100vh) - 220px);
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height: auto;
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}
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}
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</style>
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<!-- Buttons: Aus-/Einklappen -->
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<div class="expand-collapse">
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<button id="expand-all">ausklappen</button>
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<button id="collapse-all">einklappen</button>
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<button id="expand-all" type="button">ausklappen</button>
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<button id="collapse-all" type="button">einklappen</button>
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</div>
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<!-- PDF-Baum und Vorschau -->
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@@ -85,49 +143,98 @@
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<div class="pdf-tree-container">
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<?= ModEisAnzeigeHelper::renderTree($items); ?>
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</div>
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<div id="pdf-preview"></div>
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<div id="pdf-preview">
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<div class="preview-actions">
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<span id="preview-filename" aria-live="polite"></span>
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<a id="open-newtab" href="#" target="_blank" rel="noopener">in neuem Tab öffnen</a>
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</div>
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<!-- iFrame wird dynamisch eingesetzt -->
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</div>
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</div>
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<script>
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// --- echtes Viewport-Height-Polyfill (fix für Safari/macOS/iOS) ---
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function setRealVh() {
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const vh = window.innerHeight * 0.01;
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document.documentElement.style.setProperty('--vh', `${vh * 100}px`);
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}
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setRealVh();
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window.addEventListener('resize', setRealVh, { passive: true });
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document.addEventListener('DOMContentLoaded', function () {
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const preview = document.getElementById('pdf-preview');
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if (!preview) return;
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const treeContainer = document.querySelector('.pdf-tree-container');
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const preview = document.getElementById('pdf-preview');
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if (!treeContainer || !preview) return;
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// (1) Verzeichnisse toggeln
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document.querySelectorAll('.pdf-tree .toggle').forEach(toggle => {
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toggle.addEventListener('click', () => {
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const ul = toggle.closest('li').querySelector('ul');
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if (ul) {
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const visible = ul.style.display === 'block';
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ul.style.display = visible ? 'none' : 'block';
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toggle.textContent = visible ? '▶' : '▼';
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}
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});
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});
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const previewBar = preview.querySelector('.preview-actions');
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const openNewTab = document.getElementById('open-newtab');
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const previewName = document.getElementById('preview-filename');
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// (2) Alle ausklappen
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document.getElementById('expand-all')?.addEventListener('click', () => {
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document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'block');
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document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▼');
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});
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// --- (1) Verzeichnisse toggeln – Caret und Label (Event Delegation, robust für iPad) ---
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treeContainer.addEventListener('click', (ev) => {
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const t = ev.target;
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// (3) Alle einklappen
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document.getElementById('collapse-all')?.addEventListener('click', () => {
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document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'none');
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document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▶');
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});
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// Toggle per Caret
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if (t.classList.contains('toggle')) {
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const li = t.closest('li.folder');
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if (!li) return;
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const ul = li.querySelector(':scope > ul');
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if (!ul) return;
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const visible = ul.style.display === 'block';
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ul.style.display = visible ? 'none' : 'block';
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t.textContent = visible ? '▶' : '▼';
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return;
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}
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// (4) PDF-Vorschau
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document.querySelectorAll('.pdf-tree .file-link').forEach(link => {
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link.addEventListener('click', e => {
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e.preventDefault();
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preview.style.display = 'block';
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preview.innerHTML = ''; // Vorherige Vorschau entfernen
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const iframe = document.createElement('iframe');
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iframe.src = link.href;
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iframe.loading = 'lazy';
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preview.appendChild(iframe);
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});
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});
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// Toggle per Ordner-Label
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if (t.classList.contains('folder-label')) {
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const li = t.closest('li.folder');
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if (!li) return;
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const caret = li.querySelector(':scope > .toggle');
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if (caret) caret.click();
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return;
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}
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});
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// --- (2) Alle ausklappen (mit Scroll-to-top) ---
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document.getElementById('expand-all')?.addEventListener('click', () => {
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document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'block');
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document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▼');
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treeContainer.scrollTo({ top: 0, behavior: 'instant' });
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});
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// --- (3) Alle einklappen ---
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document.getElementById('collapse-all')?.addEventListener('click', () => {
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document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'none');
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document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▶');
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});
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// --- (4) PDF-Vorschau + Fallback-Link (iOS: iframe kann zickig sein) ---
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treeContainer.addEventListener('click', (ev) => {
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const a = ev.target.closest('.file-link');
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if (!a) return;
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ev.preventDefault();
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preview.style.display = 'block';
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previewBar.style.display = 'flex';
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previewName.textContent = a.getAttribute('data-filename') || a.textContent.trim();
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openNewTab.href = a.href;
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// iFrame neu setzen
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preview.querySelector('iframe')?.remove();
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const iframe = document.createElement('iframe');
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iframe.setAttribute('title', 'PDF-Vorschau');
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iframe.src = a.href;
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iframe.loading = 'lazy';
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// iOS Fallback: Wenn Onload nicht in 1.5s triggert, Link oben verwenden
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let loaded = false;
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const t = setTimeout(() => { /* optional Hinweis einblenden */ }, 1500);
|
||||
iframe.addEventListener('load', () => { loaded = true; clearTimeout(t); }, { once: true });
|
||||
|
||||
preview.appendChild(iframe);
|
||||
}, { passive: false });
|
||||
});
|
||||
</script>
|
||||
|
||||
Reference in New Issue
Block a user