Fix SSE, KMS not encrypting files

templates/bucket_detail.html

@@ -2850,18 +2850,51 @@
     if (!presignLink?.value) {
       return;
     }
-    try {
-      await navigator.clipboard.writeText(presignLink.value);
+    
+    // Helper function for fallback copy
+    const fallbackCopy = (text) => {
+      const textArea = document.createElement('textarea');
+      textArea.value = text;
+      textArea.style.position = 'fixed';
+      textArea.style.left = '-999999px';
+      textArea.style.top = '-999999px';
+      document.body.appendChild(textArea);
+      textArea.focus();
+      textArea.select();
+      let success = false;
+      try {
+        success = document.execCommand('copy');
+      } catch (err) {
+        success = false;
+      }
+      textArea.remove();
+      return success;
+    };
+    
+    let copied = false;
+    
+    // Try modern clipboard API first
+    if (navigator.clipboard && window.isSecureContext) {
+      try {
+        await navigator.clipboard.writeText(presignLink.value);
+        copied = true;
+      } catch (error) {
+        // Fall through to fallback
+      }
+    }
+    
+    // Fallback for non-secure contexts
+    if (!copied) {
+      copied = fallbackCopy(presignLink.value);
+    }
+    
+    if (copied) {
       copyPresignLink.textContent = 'Copied!';
       window.setTimeout(() => {
         copyPresignLink.textContent = copyPresignDefaultLabel;
       }, 1500);
-    } catch (error) {
-      if (window.showToast) {
-        window.showToast('Unable to copy link to clipboard.', 'Copy failed', 'warning');
-      } else {
-        alert('Unable to copy link to clipboard.');
-      }
+    } else {
+      showMessage({ title: 'Copy Failed', body: 'Unable to copy link to clipboard. Please select the link and copy manually.', variant: 'warning' });
     }
   });
 
@@ -3229,11 +3262,7 @@
       window.URL.revokeObjectURL(url);
       a.remove();
     } catch (error) {
-      if (window.showToast) {
-        window.showToast(error.message, 'Download Failed', 'error');
-      } else {
-        alert(error.message);
-      }
+      showMessage({ title: 'Download Failed', body: error.message, variant: 'danger' });
     } finally {
       bulkDownloadButton.disabled = false;
       bulkDownloadButton.innerHTML = originalHtml;