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Initial commit(x3) of Upload2USB stick app: 3 *.php files + UK logo
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‎roles/usb_lib/files/upload2usb/index.php

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<?php
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/*
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* index.php
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* Upload2USB App Index Page
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*/
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include("upload2usb.php");
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//Check if folder for today exists, and get file count if it does
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$file_count = getFileCount(getTargetFolderPath(0));
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<title>IIAB Homework Submission App</title>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="/common/css/bootstrap4.min.css"/>
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<link rel="stylesheet" href="/common/css/fa.all.min.css"/>
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<link rel="stylesheet" href="/common/css/font-faces.css"/>
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<script src="/common/js/jquery.min.js"></script>
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<script src="/common/js/bootstrap4.min.js"></script>
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</head>
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<body class="text-center" style="background-color:#f5f5f5;">
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<div id="container" class="container">
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<div class="row">
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<div class="col-sm-6 offset-sm-3 text-center" style="padding:15px;">
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<form action="submit-hw.php" id="hw_submission_form" method="post" enctype="multipart/form-data">
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<img class="mb-4" src="unleash-kids-swing.png" alt="" width="75">
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<h1 class="h3 mb-3 font-weight-normal">Internet in a Box Homework Submission</h1>
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<label for="submit_hw" style="font-weight:bold;padding-bottom:10px;">Submit your homework here!</label>
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<input type="file" name="hw_submission" id="hw_submission"><br/><br/>
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<button class="btn btn-dark" name="submit" type="submit" style="width:150px;">Submit</button>
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</form>
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<br/>
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<?php echo $file_count ?> homework files have been submitted today!
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</div>
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</div>
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</div>
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</body>
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</html>

‎roles/usb_lib/files/upload2usb/uk-swing.png

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‎roles/usb_lib/files/upload2usb/upload-file.php

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<?php
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/*
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* upload-file.php
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* Upload2USB App - Process Submission
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*/
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include("upload2usb.php");
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//get folder path where homework will be stored
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$target_folder_path = getTargetFolderPath(1);
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$target_file = $target_folder_path . "/" . basename($_FILES["hw_submission"]["name"]);
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$upload_ok = 1;
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$upload_msg = "";
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if(!isset($_POST["submit"]) || empty(basename($_FILES["hw_submission"]["name"]))) {
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$upload_msg = "No file submitted.";
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$upload_ok = 0;
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} elseif (file_exists($target_file)) {
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$upload_msg = "This file already exists.";
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$upload_ok = 0;
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}
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// Check if $upload_ok is set to 0 by an error
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if ($upload_ok == 0) {
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$upload_msg = "&#x274C; Your file was not uploaded. " . $upload_msg;
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// if everything is ok, try to upload file
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} else {
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if (move_uploaded_file($_FILES["hw_submission"]["tmp_name"], $target_file)) {
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$upload_msg = "&#x1F60A; &#x2705; Your homework file ". htmlspecialchars( basename( $_FILES["hw_submission"]["name"])). " was successfully uploaded!";
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} else {
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$upload_msg = "&#x274C; There was an error uploading your file. " . $upload_msg;
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}
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}
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$file_count = getFileCount($target_folder_path)
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<title>IIAB Homework Submission App</title>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="/common/css/bootstrap4.min.css"/>
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<link rel="stylesheet" href="/common/css/fa.all.min.css"/>
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<link rel="stylesheet" href="/common/css/font-faces.css"/>
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<script src="/common/js/jquery.min.js"></script>
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<script src="/common/js/bootstrap4.min.js"></script>
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</head>
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<body class="text-center" style="background-color:#f5f5f5;">
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<div id="container" class="container">
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<div class="row">
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<div class="col-sm-6 offset-sm-3 text-center" style="padding:15px;">
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<img class="mb-4" src="unleash-kids-swing.png" alt="" width="75">
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<h1 class="h3 mb-3 font-weight-normal">Internet in a Box Homework Submission</h1>
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<?php echo $upload_msg ?> <br/>
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<?php echo $file_count ?> homework files have been submitted today!
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</div>
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</div>
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</div>
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</body>
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</html>
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‎roles/usb_lib/files/upload2usb/upload2usb.php

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<?php
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/*
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* upload2usb.php
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* Upload2USB App Helper Functions
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*/
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//return the first removable USB drive location
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function getTargetUSBDriveLocation () {
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// Get the first removal USB drive using
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// lsblk --output NAME,TRAN,RM,MOUNTPOINT --pairs |grep RM=\"1\" | grep -v MOUNTPOINT=\"\" |grep -oP '[^/]MOUNTPOINT="\K[^"]*' -m 1
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// lsblk --output NAME,TRAN,RM,MOUNTPOINT --pairs |grep RM=\"1\" | grep -v MOUNTPOINT=\"\" | cut -d " " -f 4 | cut -d "=" -f 2
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$removable_usb_path = trim(str_replace('"', '', shell_exec('lsblk --output NAME,TRAN,RM,MOUNTPOINT --pairs |grep RM=\"1\" | grep -v MOUNTPOINT=\"\" | cut -d " " -f 4 | cut -d "=" -f 2')));
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if (empty($removable_usb_path)) {
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return "/library/www/html/local_content/";
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} else {
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return $removable_usb_path . "/";
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}
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}
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//returns folder path where homework will be stored, if create_folder_p = 1, it will create the folder if it doesn't exist
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function getTargetFolderPath ($create_folder_p) {
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$parent_dir = getTargetUSBDriveLocation();
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error_log("PARENTDIR: " . $parent_dir);
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$today_folder_name = "UPLOADS." . date("Y-m-d");
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$target_folder_path = $parent_dir . $today_folder_name;
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if (!file_exists($target_folder_path) && $create_folder_p) {
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mkdir($target_folder_path, 0777);
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}
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return $target_folder_path;
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}
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//return number of files within a specified folder
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function getFileCount ($folder_path) {
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return count(glob($folder_path . "/*"));
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}
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//*** TODO *** check file content to see if it's unique or not
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function isFileContentUnique ($file) {
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}
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//*** TODO **** check if file exists based on file name and return unique name if does
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function getUniqueFileName ($filename) {
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}
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// Check file size - we are not going to check file size for now.
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// elseif ($_FILES["hw_submission"]["size"] > 5000000) {
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// $upload_msg = "Your file is too large.";
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// $upload_ok = 0;
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// }
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?>

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