Mit Formular

mod_pdf_tree/helper.php

@@ -39,9 +39,12 @@ class ModEisAnzeigeHelper
 
     /**
      * Hauptfunktion zum Rendern des Baums
+     * - Nutzt title als alternativen Anzeigenamen (Fallback name)
+     * - Fügt für Ordner eine klickbare Label-Zeile hinzu (bessere Tap-Ziele auf iPad)
+     * - Liefert data-* Attribute für spätere Inline-Edits / Preview
      */
-    public static function renderTree(array $items, int $parentId = null): string
+    public static function renderTree(array $items, ?int $parentId = null): string
-{
+    {
         if (!isset($items[$parentId])) {
             return '';
         }
@@ -54,16 +57,20 @@ class ModEisAnzeigeHelper
             $fileId   = (int) $item['id'];
 
             // Dateiendung .pdf entfernen und escapen
-        $displayName = preg_replace('/\.pdf$/i', '', $rawName);
+            $displayName = preg_replace('/\.pdf$/i', '', (string) $rawName);
             $displayName = htmlspecialchars($displayName, ENT_QUOTES, 'UTF-8');
 
             if ($isFolder) {
                 $fileCount = self::countFilesRecursive($items, $item['id']);
 
-            // WICHTIG: Toggle-Element einfügen – dein JS hängt hier dran
+                // Ordner-<li> inkl. Data-Attribute + große Tap-Ziele (toggle + folder-label)
-            $html .= '<li class="folder">';
+                $html .= '<li class="folder"'
+                      .  ' data-id="'    . (int) $item['id'] . '"'
+                      .  ' data-title="' . htmlspecialchars((string)($item['title'] ?? ''), ENT_QUOTES, 'UTF-8') . '"'
+                      .  ' data-name="'  . htmlspecialchars((string)$item['name'], ENT_QUOTES, 'UTF-8') . '"'
+                      .  '>';
                 $html .= '<span class="toggle" role="button" aria-label="Ordner umschalten" tabindex="0">▶</span> ';
-            $html .= '📁 ' . $displayName . ' <small>(' . (int) $fileCount . ')</small>';
+                $html .= '<span class="folder-label">📁 ' . $displayName . ' <small class="count">(' . (int) $fileCount . ')</small></span>';
 
                 // Kindknoten
                 $html .= self::renderTree($items, $item['id']);
@@ -71,7 +78,7 @@ class ModEisAnzeigeHelper
             } else {
                 $link = Route::_('index.php?option=com_eis&task=download.download&id=' . $fileId);
 
-            // Tooltip + (neu) inline-Anzeige der Dateigröße, falls der Pfad existiert
+                // Tooltip + (optional) inline-Anzeige der Dateigröße
                 $tooltip = '';
                 $sizeStr = '';
                 if (!empty($item['path']) && is_file($item['path'])) {
@@ -79,21 +86,27 @@ class ModEisAnzeigeHelper
                     if ($size !== false) {
                         $formatted = self::formatFileSize((int) $size);
                         $tooltip   = ' title="Größe: ' . $formatted . '"';
-                    // Sichtbar neben dem Dateinamen anzeigen
+                        // Wenn du die Größe auch sichtbar möchtest, Zeile darunter einkommentieren:
-                    //$sizeStr = ' <small class="meta">(' . $formatted . ')</small>';
+                        // $sizeStr = ' <small class="meta">(' . $formatted . ')</small>';
                     }
                 }
 
-            $html .= '<li class="file">';
+                // Datei-<li> inkl. Data-Attribute + data-filename am Link (für Preview-Anzeige)
-            //$html .= '📄 <a class="file-link" href="' . $link . '"' . $tooltip . '>' . $displayName . '</a>' . $sizeStr;
+                $html .= '<li class="file"'
-            $html .= '📄 <a class="file-link" href="' . $link . '"' . $tooltip . '>' . $displayName . '</a>';
+                      .  ' data-id="'    . $fileId . '"'
+                      .  ' data-title="' . htmlspecialchars((string)($item['title'] ?? ''), ENT_QUOTES, 'UTF-8') . '"'
+                      .  ' data-name="'  . htmlspecialchars((string)$item['name'], ENT_QUOTES, 'UTF-8') . '"'
+                      .  '>';
+                $html .= '📄 <a class="file-link" href="' . $link . '"' . $tooltip
+                      .  ' data-filename="' . $displayName . '">'
+                      .  $displayName . '</a>' . $sizeStr;
                 $html .= '</li>';
             }
         }
 
         $html .= '</ul>';
         return $html;
-}
+    }
 
     /**
      * Zählt alle PDF-Dateien unterhalb eines Ordners rekursiv
@@ -108,7 +121,7 @@ class ModEisAnzeigeHelper
 
         foreach ($items[$parentId] as $item) {
             if ((bool) $item['is_folder']) {
-                $count += self::countFilesRecursive($items, $item['id']);
+                $count += self::countFilesRecursive($items, (int) $item['id']);
             } else {
                 $count++;
             }
@@ -118,7 +131,7 @@ class ModEisAnzeigeHelper
     }
 
     /**
-     * Formatierte Dateigröße für Tooltip
+     * Formatierte Dateigröße für Tooltip / Anzeige
      */
     private static function formatFileSize(int $bytes): string
     {

mod_pdf_tree/tmpl/default.php

@@ -1,83 +1,141 @@
 <?php defined('_JEXEC') or die; ?>
 
 <style>
+/* =========================
+   Layout-Container
+   ========================= */
 .pdf-tree-wrapper {
   display: flex;
-  align-items: flex-start;
+  align-items: stretch;           /* wichtig für scrollende Kinder */
   gap: 1em;
   background: #f9f9f9;
   padding: 1em;
   border: 1px solid #ddd;
   border-radius: 6px;
   box-shadow: 0 4px 10px rgba(0,0,0,0.05);
+  min-height: 0;                  /* erlaubt Overflow in Flex-Kindern */
 }
 
+/* Linke Spalte: Baum */
 .pdf-tree-container {
   flex: 0 0 30%;
-  max-height: 95vh;
+  max-height: calc(var(--vh, 100vh) - 160px);  /* robust auf Desktop/iPad */
   overflow: auto;
+  -webkit-overflow-scrolling: touch;           /* smooth scroll iOS */
+  min-height: 0;                               /* wichtig für Scrollbar */
 }
 
+/* Rechte Spalte: Vorschau */
 #pdf-preview {
-  flex: 1;
+  flex: 1 1 auto;
-  min-width: 800px;
+  min-width: 320px;                            /* iPad-freundlicher als 800px */
-  height: 95vh;
+  height: calc(var(--vh, 100vh) - 160px);
   border: 1px solid #ccc;
   background: #fff;
-  display: none;
+  display: none;                                /* wird erst bei Klick sichtbar */
+  min-height: 0;
+  position: relative;
 }
 
+/* Preview-Toolbar / Fallback-Link */
+.preview-actions {
+  display: none;
+  align-items: center;
+  justify-content: space-between;
+  gap: .5rem;
+  padding: .5rem .75rem;
+  border-bottom: 1px solid #eee;
+  background: #fafafa;
+}
+.preview-actions a,
+.preview-actions button {
+  font: inherit;
+  border: 1px solid #ccc;
+  background: #fff;
+  border-radius: 4px;
+  padding: .35rem .6rem;
+}
+
+/* iFrame */
 #pdf-preview iframe {
   width: 100%;
-  height: 100%;
+  height: calc(100% - 42px); /* Platz für .preview-actions */
   border: none;
   display: block;
 }
-.pdf-tree {
-  list-style: none;
-  margin: 0;
-  padding: 0;
-}
-.pdf-tree ul {
-  list-style: none;
-  margin-left: 1.5em;
-  padding: 0;
-  display: none;
-}
 
-.pdf-tree li {
+/* =========================
-  margin: 0.3em 0;
+   Baum-Liste
-}
+   ========================= */
+.pdf-tree { list-style: none; margin: 0; padding: 0; }
+.pdf-tree ul { list-style: none; margin-left: 1.25em; padding: 0; display: none; }
+.pdf-tree li { margin: 0.35em 0; }
 
+/* Touch-freundliche Tap-Ziele */
 .folder > .toggle {
   cursor: pointer;
-  width: 1em;
+  width: 1.5em;                    /* größer für Finger */
-  display: inline-block;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
   user-select: none;
+  margin-right: .1em;
 }
+.folder > .folder-label {          /* gesamten Text klickbar machen */
+  cursor: pointer;
+  user-select: none;
+  padding: .15rem .1rem;           /* kleine Hitbox-Polster */
+  border-radius: 3px;
+}
+.folder > .folder-label:active { background: rgba(0,0,0,0.05); }
+
 .pdf-tree .meta { color: #666; }
 
-/* Optionale visuelle Trennung bei Dateien */
+/* Datei-Link */
 .file-link {
   text-decoration: none;
   color: #0366d6;
 }
-.file-link:hover {
+.file-link:hover { text-decoration: underline; }
-  text-decoration: underline;
+.file-link:active { opacity: .7; }
-}
 
+/* Buttons */
 .expand-collapse {
   margin-bottom: 0.5em;
+  display: flex;
+  gap: .5rem;
+  flex-wrap: wrap;
 }
 .expand-collapse button {
-  margin-right: 0.5em;
+  margin-right: 0; /* via gap */
+  font: inherit;
+  border: 1px solid #ccc;
+  background: #fff;
+  border-radius: 4px;
+  padding: .4rem .6rem;
+}
+
+/* Scrollbar-Optik (optional) */
+.pdf-tree-container::-webkit-scrollbar { width: 10px; }
+.pdf-tree-container::-webkit-scrollbar-thumb { background: rgba(0,0,0,.2); border-radius: 6px; }
+
+/* =========================
+   Responsive: iPad Portrait / schmal
+   ========================= */
+@media (max-width: 1024px) {
+  .pdf-tree-wrapper { flex-direction: column; }
+  .pdf-tree-container,
+  #pdf-preview {
+    max-height: calc(var(--vh, 100vh) - 220px);
+    height: auto;
+  }
 }
 </style>
 
 <!-- Buttons: Aus-/Einklappen -->
 <div class="expand-collapse">
-  <button id="expand-all">ausklappen</button>
+  <button id="expand-all" type="button">ausklappen</button>
-  <button id="collapse-all">einklappen</button>
+  <button id="collapse-all" type="button">einklappen</button>
 </div>
 
 <!-- PDF-Baum und Vorschau -->
@@ -85,49 +143,98 @@
   <div class="pdf-tree-container">
     <?= ModEisAnzeigeHelper::renderTree($items); ?>
   </div>
-  <div id="pdf-preview"></div>
+
+  <div id="pdf-preview">
+    <div class="preview-actions">
+      <span id="preview-filename" aria-live="polite"></span>
+      <a id="open-newtab" href="#" target="_blank" rel="noopener">in neuem Tab öffnen</a>
+    </div>
+    <!-- iFrame wird dynamisch eingesetzt -->
+  </div>
 </div>
 
 <script>
-document.addEventListener('DOMContentLoaded', function () {
+// --- echtes Viewport-Height-Polyfill (fix für Safari/macOS/iOS) ---
-    const preview = document.getElementById('pdf-preview');
+function setRealVh() {
-    if (!preview) return;
+  const vh = window.innerHeight * 0.01;
+  document.documentElement.style.setProperty('--vh', `${vh * 100}px`);
+}
+setRealVh();
+window.addEventListener('resize', setRealVh, { passive: true });
 
-    // (1) Verzeichnisse toggeln
+document.addEventListener('DOMContentLoaded', function () {
-    document.querySelectorAll('.pdf-tree .toggle').forEach(toggle => {
+  const treeContainer = document.querySelector('.pdf-tree-container');
-        toggle.addEventListener('click', () => {
+  const preview = document.getElementById('pdf-preview');
-            const ul = toggle.closest('li').querySelector('ul');
+  if (!treeContainer || !preview) return;
-            if (ul) {
+
+  const previewBar = preview.querySelector('.preview-actions');
+  const openNewTab = document.getElementById('open-newtab');
+  const previewName = document.getElementById('preview-filename');
+
+  // --- (1) Verzeichnisse toggeln – Caret und Label (Event Delegation, robust für iPad) ---
+  treeContainer.addEventListener('click', (ev) => {
+    const t = ev.target;
+
+    // Toggle per Caret
+    if (t.classList.contains('toggle')) {
+      const li = t.closest('li.folder');
+      if (!li) return;
+      const ul = li.querySelector(':scope > ul');
+      if (!ul) return;
       const visible = ul.style.display === 'block';
       ul.style.display = visible ? 'none' : 'block';
-                toggle.textContent = visible ? '▶' : '▼';
+      t.textContent = visible ? '▶' : '▼';
+      return;
+    }
+
+    // Toggle per Ordner-Label
+    if (t.classList.contains('folder-label')) {
+      const li = t.closest('li.folder');
+      if (!li) return;
+      const caret = li.querySelector(':scope > .toggle');
+      if (caret) caret.click();
+      return;
     }
   });
-    });
 
-    // (2) Alle ausklappen
+  // --- (2) Alle ausklappen (mit Scroll-to-top) ---
   document.getElementById('expand-all')?.addEventListener('click', () => {
     document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'block');
     document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▼');
+    treeContainer.scrollTo({ top: 0, behavior: 'instant' });
   });
 
-    // (3) Alle einklappen
+  // --- (3) Alle einklappen ---
   document.getElementById('collapse-all')?.addEventListener('click', () => {
     document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'none');
     document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▶');
   });
 
-    // (4) PDF-Vorschau
+  // --- (4) PDF-Vorschau + Fallback-Link (iOS: iframe kann zickig sein) ---
-    document.querySelectorAll('.pdf-tree .file-link').forEach(link => {
+  treeContainer.addEventListener('click', (ev) => {
-        link.addEventListener('click', e => {
+    const a = ev.target.closest('.file-link');
-            e.preventDefault();
+    if (!a) return;
+
+    ev.preventDefault();
+
     preview.style.display = 'block';
-            preview.innerHTML = ''; // Vorherige Vorschau entfernen
+    previewBar.style.display = 'flex';
+    previewName.textContent = a.getAttribute('data-filename') || a.textContent.trim();
+    openNewTab.href = a.href;
+
+    // iFrame neu setzen
+    preview.querySelector('iframe')?.remove();
     const iframe = document.createElement('iframe');
-            iframe.src = link.href;
+    iframe.setAttribute('title', 'PDF-Vorschau');
+    iframe.src = a.href;
     iframe.loading = 'lazy';
+
+    // iOS Fallback: Wenn Onload nicht in 1.5s triggert, Link oben verwenden
+    let loaded = false;
+    const t = setTimeout(() => { /* optional Hinweis einblenden */ }, 1500);
+    iframe.addEventListener('load', () => { loaded = true; clearTimeout(t); }, { once: true });
+
     preview.appendChild(iframe);
-        });
+  }, { passive: false });
-    });
 });
 </script>