/php/move.php

4 files changed, 116 insertions, 5 deletions

diff --git a/loggedin.js b/loggedin.js
index a703849..0f48746 100644
--- a/loggedin.js
+++ b/loggedin.js
@@ -123,7 +123,7 @@ function load_dir() {
 }
 
 function delete_file(filename) {
-    var file_full_path = get_path() + "/" + filename;
+    var file_full_path = path_combine(get_path(), filename);
 
     var data = new FormData();
     data.append('path', file_full_path);
@@ -137,7 +137,7 @@ function delete_file(filename) {
 }
 
 function rename_file(filename) {
-    var file_full_path = get_path() + filename;
+    var file_full_path = path_combine(get_path(), filename);
 
     var new_name = prompt(`Rename ${filename} to`, filename);
     if (!new_name)
@@ -155,6 +155,20 @@ function rename_file(filename) {
     xhr.send(data);
 }
 
+function move_file(new_folder, filename) {
+    var data = new FormData();
+    data.append('old_folder', get_path());
+    data.append('new_folder', new_folder);
+    data.append('filename',   filename);
+
+    var xhr = new XMLHttpRequest();
+    xhr.open('POST', '/php/move.php', true);
+    xhr.onload = function () {
+        load_dir();
+    };
+    xhr.send(data);
+}
+
 function new_folder() {
     var dirname = prompt(`Directory name`, "New Folder");
     if (!dirname)
@@ -210,7 +224,11 @@ function end_drag(e) {
 }
 
 function drop_handler(dst, src) {
-    alert(`Dropped ${dst.filename} on ${src.filename}`);
+    if (dst.is_directory) {
+        move_file(path_combine(get_path(), dst.filename), src.filename);
+    } else {
+        alert(`Dropped ${dst.filename} on ${src.filename}`);
+    }
 }
 
 function add_file_visuals(fileview) {
@@ -256,7 +274,7 @@ function add_file_visuals(fileview) {
 
     visuals.onmouseup = (e) => {
         if (dragging) {
-            drop_handler(dragging_fileview, fileview);
+            drop_handler(fileview, dragging_fileview);
             end_drag();
         }
         e.preventDefault();
@@ -308,6 +326,14 @@ function get_path() {
     return path;
 }
 
+function path_combine(a, b) {
+    const last_char = a.slice(-1);
+    if (last_char == "/")
+        return a + b;
+    else
+        return a + "/" + b;
+}
+
 document.body.onclick = () => {
     if (context_menu)
         context_menu.remove();
diff --git a/php/database.php b/php/database.php
index 1e76d77..cb2697f 100644
--- a/php/database.php
+++ b/php/database.php
@@ -7,7 +7,7 @@ require_once "node.php";
 /*handles database stuff*/
 	class Database
 	{
-		private $pdo;
+		public $pdo;
 
 
 		public function __construct()
diff --git a/php/misc.php b/php/misc.php
index 69cd654..556d411 100644
--- a/php/misc.php
+++ b/php/misc.php
@@ -9,5 +9,13 @@ function generate_email_verification_link()
 }
 
 
+function var_error_log( $object=null ){
+    ob_start();                    // start buffer capture
+    var_dump( $object );           // dump the values
+    $contents = ob_get_contents(); // put the buffer into a variable
+    ob_end_clean();                // end capture
+    error_log( $contents );        // log contents of the result of var_dump( $object )
+}
+
 
 ?>
diff --git a/php/move.php b/php/move.php
new file mode 100644
index 0000000..a79ce83
--- /dev/null
+++ b/php/move.php
@@ -0,0 +1,77 @@
+<?php 
+require_once "database.php";
+require_once "configuration.php";
+require_once "file_type_recogniser.php";
+require_once "node.php";
+require_once "misc.php";
+
+session_start();
+
+if (!isset($_POST['old_folder']) || !isset($_POST['new_folder']) || !isset($_POST['filename'])) {
+	error_log("bad /php/move.php call $_POST of:$_POST[old_folder] nf:$_POST[new_folder] fn:$_POST[filename]");
+	http_response_code(400);
+	exit(1);
+}
+
+$filename   = $_POST["filename"];
+$old_folder = $_POST["old_folder"];
+$new_folder = $_POST["new_folder"];
+$user       = $_SESSION['user_object'];
+$homedir    = $user->home_directory;
+
+$old_dir = get_directory($old_folder, $user);
+$new_dir = get_directory($new_folder, $user);
+if (!$old_dir || !$new_dir) {
+    error_log("invalid src/dst dir");
+	http_response_code(409);
+    exit(0);
+}
+ 
+// Check if the filename is taken in the new dir
+$contents_of_new_dir = $database->get_links_of($new_dir);
+foreach ($contents_of_new_dir as $c) {
+    if ($c['name'] == $filename) {
+        error_log("filename $filename taken in $new_folder");
+        http_response_code(409);
+        exit(0);
+    }
+}
+
+// Get the file node
+$file_node = null;
+$contents_of_old_dir = $database->get_links_of($old_dir);
+foreach ($contents_of_old_dir as $c) {
+    if ($c['name'] == $filename) {
+        $file_node = $c['id'];
+        break;
+    }
+}
+
+if ($file_node == null) {
+    error_log("/php/move.php failed - file $old_folder/$filename doesn't exist");
+    http_response_code(409);
+    exit(0);
+}
+
+
+// Update the node_link
+$move = $database->pdo->prepare("
+    UPDATE node_links
+    SET    directory_id = :new_dir
+    WHERE  directory_id = :old_dir
+    AND    node_id      = :file_node
+    AND    name         = :filename
+");
+
+$move->bindParam(':new_dir',   $new_dir);
+$move->bindParam(':old_dir',   $old_dir);
+$move->bindParam(':file_node', $file_node);
+$move->bindParam(':filename',  $filename);
+
+if(!$move->execute()) {
+    error_log("extremely sad shit");
+    http_response_code(409);
+    exit(0);
+}
+
+?>