From 99048beee343e0aacf538d53ce91c7b545f09089 Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Mon, 11 May 2020 20:03:09 +0200
Subject: webbox: added copy function

---
 plugins/webbox/TODO            |  1 -
 plugins/webbox/html/index.html | 10 +++++++
 plugins/webbox/html/webbox.js  | 65 ++++++++++++++++++++++++++++++++++++++++++
 plugins/webbox/webbox.cpp      | 53 ++++++++++++++++++++++++++++++++++
 4 files changed, 128 insertions(+), 1 deletion(-)

(limited to 'plugins/webbox')

diff --git a/plugins/webbox/TODO b/plugins/webbox/TODO
index 108b645..288cf38 100644
--- a/plugins/webbox/TODO
+++ b/plugins/webbox/TODO
@@ -4,7 +4,6 @@ Prio 1 (for next version)
 provide index for nested directories, also if requested via url
 gallery
 Info if not selected: all
-Copy function
 
 Prio 2 (for future versions)
 ======
diff --git a/plugins/webbox/html/index.html b/plugins/webbox/html/index.html
index cc1cf12..01d1a5a 100644
--- a/plugins/webbox/html/index.html
+++ b/plugins/webbox/html/index.html
@@ -44,6 +44,7 @@
 					<tr><td class="entry" onclick="hideMenu(); download();">Download</td></tr>
 					<tr class="writecommand"><td class="entry" onclick="hideMenu(); upload();">Upload</td></tr>
 					<tr class="writecommand"><td class="entry" onclick="hideMenu(); deleteItems();">Delete</td></tr>
+					<tr class="writecommand"><td class="entry" onclick="hideMenu(); copy();">Copy</td></tr>
 					<tr class="writecommand"><td class="entry" onclick="hideMenu(); move();">Move</td></tr>
 					<tr class="writecommand"><td class="entry" onclick="hideMenu(); rename();">Rename</td></tr>
 					<tr><td class="entry" onclick="hideMenu(); info();">Info</td></tr>
@@ -67,6 +68,15 @@
 			Download multiple files as ZIP?<br>
 		</div>
 
+		<div id="copy-dialog" hidden>
+			Copying files to folder:<br>
+			<input type="text" id="copydir" class="textinput"></input>
+			<br/>
+			Files to copy:
+			<br/>
+			<div id="copyfiles"></div>
+		</div>
+
 		<div id="move-dialog" hidden>
 			Moving files to folder:<br>
 			<input type="text" id="movedir" class="textinput"></input>
diff --git a/plugins/webbox/html/webbox.js b/plugins/webbox/html/webbox.js
index e056c16..80ee8ed 100644
--- a/plugins/webbox/html/webbox.js
+++ b/plugins/webbox/html/webbox.js
@@ -626,6 +626,71 @@ function deleteItems() {
 	}
 }
 
+function copy() {
+	showDialog();
+	
+	var files = getSelectedFiles();
+	if (files.length == 0) {
+		document.getElementById("dialog").innerHTML = "No files selected.";
+		document.getElementById("okbutton").onclick = hideDialog;
+		return;
+	}
+
+	var message = "";
+	for (var i = 0; i < files.length; i++) {
+		message += files[i] + "<br/>";
+	}
+
+	document.getElementById("dialog").innerHTML = document.getElementById("copy-dialog").innerHTML;
+	document.getElementById("copydir").focus();
+	document.getElementById("copydir").onkeydown = function(evt) {
+		if (evt.key == "Enter") {
+			document.getElementById("okbutton").click();
+		}
+	}
+
+	document.getElementById("copyfiles").innerHTML = message;
+	
+	document.getElementById("okbutton").onclick = function() {
+
+		var xhr = new XMLHttpRequest();
+
+		xhr.onreadystatechange = function() {
+			if (this.readyState != 4) {
+				return;
+			}
+			if (this.status != 200) {
+				document.getElementById("dialog").innerHTML = "HTTP error";
+			} else {
+				document.getElementById("dialog").innerHTML = xhr.responseText;
+			}
+
+			document.getElementById("okbutton").onclick = hideDialog;
+			document.getElementById("okbutton").focus();
+			loadContents(currentDir); // load new file list with deleted items
+		}
+
+		var parser = new DOMParser();
+		var xmlDocument = parser.parseFromString("<request></request>", "text/xml");
+		var filesElement = xmlDocument.getElementsByTagName("request")[0];
+			
+		var targetElement = xmlDocument.createElement("target");
+		targetElement.appendChild(document.createTextNode(document.getElementById("copydir").value));
+		filesElement.appendChild(targetElement);
+
+		for (var i = 0; i < files.length; i++) {
+			var fileElement = xmlDocument.createElement("file");
+			fileElement.appendChild(document.createTextNode(files[i]));
+			filesElement.appendChild(fileElement);
+		}
+
+		xhr.open("POST", relativePath(currentDir) + "?command=copy", true);
+		xhr.setRequestHeader("Authorization", "Basic " + btoa(username + ":" + password));
+		xhr.setRequestHeader("Content-type", "text/xml");
+		xhr.send(xmlDocument);
+	}
+}
+
 function move() {
 	showDialog();
 	
diff --git a/plugins/webbox/webbox.cpp b/plugins/webbox/webbox.cpp
index 12e62ef..4abb2bf 100644
--- a/plugins/webbox/webbox.cpp
+++ b/plugins/webbox/webbox.cpp
@@ -576,6 +576,58 @@ protected:
  }
 };
 
+class CopyCommand: public PostCommand
+{
+public:
+ CopyCommand()
+ {
+  m_commandName = "copy";
+  m_isWriteCommand = true;
+ }
+
+protected:
+ virtual std::string start(CommandParameters& p)
+ {
+  std::string result{};
+  fs::path targetDir{};
+
+  readContent(p);
+
+  pt::ptree tree;
+  std::istringstream ss{m_content};
+  pt::read_xml(ss, tree, pt::xml_parser::no_comments | pt::xml_parser::trim_whitespace);
+
+  try {
+   auto elements {tree.get_child("request")};
+   for (const auto& element: elements) {
+    if (element.first == "target") {
+     targetDir = p.m_path / element.second.data();
+    } else if (element.first == "file") {
+     std::string filename{element.second.data()};
+     fs::path old_path{p.m_path / filename};
+     fs::path new_path{targetDir / filename};
+     try {
+      fs::copy(old_path, new_path, fs::copy_options::overwrite_existing | fs::copy_options::recursive );
+     } catch (const std::exception& ex) {
+      result += "Error copying "s + filename + ": "s + ex.what() + "<br>"s;
+     }
+    } else {
+     result += "Unknown element: "s + element.first + "<br>"s;
+    }
+   }
+  } catch (const std::exception& ex) {
+   return HttpStatus("500", "Reading file list: "s + ex.what(), p);
+  }
+
+  if (result.empty()) {
+   result = "OK";
+  }
+
+  p.m_SetResponseHeader("content_type", "text/plain");
+  return result;
+ }
+};
+
 class MoveCommand: public PostCommand
 {
 public:
@@ -829,6 +881,7 @@ webbox_plugin::webbox_plugin()
  registerCommand(std::make_shared<InfoCommand>());
  registerCommand(std::make_shared<DownloadZipCommand>());
  registerCommand(std::make_shared<DeleteCommand>());
+ registerCommand(std::make_shared<CopyCommand>());
  registerCommand(std::make_shared<MoveCommand>());
  registerCommand(std::make_shared<RenameCommand>());
  registerCommand(std::make_shared<UploadCommand>());
-- 
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