From 1fd7ee5b66aa918cc5e3e3f08565123d76b6778b Mon Sep 17 00:00:00 2001
From: hanyixuanten <hanyixuanten@outlook.com>
Date: Sun, 14 Jul 2024 19:54:48 +0800
Subject: [PATCH] add command:mkdir.fixbug.optimize command help

---
 static/help/help.txt         |  3 ++-
 static/help/mkdir.txt        |  2 ++
 static/terminal.php/help.txt |  1 +
 terminal.php                 | 14 +++++++++++---
 4 files changed, 16 insertions(+), 4 deletions(-)
 create mode 100644 static/help/mkdir.txt

diff --git a/static/help/help.txt b/static/help/help.txt
index b854377..197c289 100644
--- a/static/help/help.txt
+++ b/static/help/help.txt
@@ -1 +1,2 @@
-help - displays the help message<br/>
\ No newline at end of file
+help - displays the help message<br/>
+help [command] displays the help message for a specific command<br/>
\ No newline at end of file
diff --git a/static/help/mkdir.txt b/static/help/mkdir.txt
new file mode 100644
index 0000000..9f7890b
--- /dev/null
+++ b/static/help/mkdir.txt
@@ -0,0 +1,2 @@
+mkdir - creates a new directory<br/>
+if the directory already exists, an error is returned<br/>
diff --git a/static/terminal.php/help.txt b/static/terminal.php/help.txt
index e3bbb3f..b1ff1b0 100644
--- a/static/terminal.php/help.txt
+++ b/static/terminal.php/help.txt
@@ -1,4 +1,5 @@
 clear - clears the screen<br/>
 pwd - shows the working directory<br/>
+mkdir - creates a new directory<br/>
 help - displays this help message<br/>
 type help [command] to show more details<br/>
\ No newline at end of file
diff --git a/terminal.php b/terminal.php
index 0ed826a..dbf4b96 100644
--- a/terminal.php
+++ b/terminal.php
@@ -7,8 +7,8 @@ if (file_get_contents("recent.txt") == NULL) {
 if (file_get_contents("pwd.txt") == NULL) {
     file_put_contents("pwd.txt", "/");
 }
-if(!opendir("fileroot")){
-    if(!mkdir("fileroot")){
+if (!opendir("fileroot")) {
+    if (!mkdir("fileroot")) {
         echo "Error creating directory.No permissions?";
         exit(0);
     }
@@ -29,7 +29,7 @@ if(!opendir("fileroot")){
     <?php
     $pwd = file_get_contents("pwd.txt");
     $commands = explode(" ", $_POST['command']);
-    file_put_contents("recent.txt", $pwd . " $ " . $commands[0] . "<br/>", FILE_APPEND);
+    file_put_contents("recent.txt", $pwd . " $ " . $_POST['command'] . "<br/>", FILE_APPEND);
     $output_str = file_get_contents("recent.txt");
     echo $output_str;
     if ($commands[0] == NULL) {
@@ -37,6 +37,14 @@ if(!opendir("fileroot")){
         exit(0);
     } else if ($commands[0] == "pwd") {
         file_put_contents("recent.txt", $pwd . "<br/>", FILE_APPEND);
+    } else if ($commands[0] == "mkdir" && sizeof($commands) == 2) {
+        if (!opendir("fileroot/".$commands[1])) {
+            if (!mkdir("fileroot/".$commands[1])) {
+                file_put_contents("recent.txt", "Error creating directory.No permissions?<br/>", FILE_APPEND);
+            }
+        } else {
+            file_put_contents("recent.txt", "Directory already exists.<br/>", FILE_APPEND);
+        }
     } else if ($commands[0] == "clear") {
         file_put_contents("recent.txt", "");
     } else if ($commands[0] == "help") {