From: Steve Sutton <steve@gaslightmedia.com>
Date: Fri, 26 May 2017 16:47:54 +0000 (-0400)
Subject: Setup file size max for the upload.
X-Git-Tag: v1.0.0^2~1^2~1
X-Git-Url: http://cvs2.gaslightmedia.com/gitweb/?a=commitdiff_plain;h=3731f5054a6809f8c9be48290335af3f959a5bbf;p=WP-Plugins%2Fglm-support-form.git

Setup file size max for the upload.

Also setting up javascript which will check the file size to make sure
it no larger than 1MB.

File is uploaded to uploads/glm-support and remove from the server when
the file get's sent in the email as an attachment.
---

diff --git a/controllers/admin.php b/controllers/admin.php
index 0cd3cc0..27a894c 100644
--- a/controllers/admin.php
+++ b/controllers/admin.php
@@ -123,13 +123,19 @@ class SupportAdmin
                     $attachment = '';
                     if ( isset( $_FILES ) && is_array( $_FILES )
                         && isset( $_FILES['file_upload'] ) && !$_FILES['file_upload']['error'] ) {
+                        // Create a directory in uploads for support files if needed
+                        $upPath   = wp_upload_dir();
+                        $filePath = $upPath['basedir'] . '/glm-support';
+                        if ( !is_dir( $filePath ) ) {
+                            $oldumask = umask( 0 );
+                            mkdir( $filePath, 0770 );
+                            umask( $oldumask );
+                        }
                         // move the uploaded file
-                        $upload_path = wp_upload_dir();
-                        $file_name = $upload_path['basedir'] . '/' . $_FILES['file_upload']['name'];
-                        $fileUploaded = move_uploaded_file( $_FILES['file_upload']['tmp_name'], $file_name );
-                        echo '<pre>$_FILES: ' . print_r( $_FILES, true ) . '</pre>';
-                        if ( $fileUploaded ) {
-                            $attachment = $fileUploaded;
+                        $fileName     = wp_unique_filename( $filePath, $_FILES['file_upload']['name'] );
+                        $fileUploaded = move_uploaded_file( $_FILES['file_upload']['tmp_name'], $fileName );
+                        if ( $fileUploaded && $fileName ) {
+                            $attachment = $fileName;
                         }
                     }
 
@@ -140,6 +146,12 @@ class SupportAdmin
                         $hdrs,
                         $attachment
                     );
+
+
+                    // If there's a file attachment then delete file from server
+                    if ( isset( $fileName ) && $fileName && is_file( $filePath . '/' . $fileName ) ) {
+                        unlink( $filePath . '/' . $fileName );
+                    }
                 }
             }
         }
diff --git a/views/supportForm.php b/views/supportForm.php
index 5017e35..a3c22ad 100644
--- a/views/supportForm.php
+++ b/views/supportForm.php
@@ -72,9 +72,11 @@
             <div id="supportIntro">
                 <p>Use this support form to quickly report an issue with your web site.</p>
                 <p>Please provide as much information as you can.</p>
+                <p>If you have a screenshot to upload the file must be no larger than 1MB.</p>
             </div>
             <div>
                 <form action="<?php echo $supportFormActionUrl;?>" method="post" enctype="multipart/form-data">
+                <input type="hidden" name="MAX_FILE_SIZE" value="1048576" />
                     <table>
                         <tr>
                             <td colspan="2"><b>Please help us provide the proper support</b></td>
@@ -129,10 +131,11 @@
                         </tr>
                         <tr>
                             <td>
-                                <span class="req">*</span>&nbsp;Upload&nbsp;a&nbsp;screenshot: (jpg,gif,png)
+                                <span class="req">*</span>&nbsp;Upload&nbsp;a&nbsp;screenshot:
+                                (1MB Max)
                             </td>
                             <td>
-                                <input type="file" name="file_upload" />
+                                <input id="myfile" type="file" name="file_upload" />
                             </td>
                         </tr>
                         <tr>
@@ -144,6 +147,24 @@
                     </table>
                     <p><span style="color:red">*</span> denotes required field</p>
                 </form>
+
             </div>
         </div><!-- #supportWrapper -->
     </div>
+<script>
+function init() {
+    var myfiles = document.getElementById( 'myfile' );
+    myfiles.addEventListener('change', process);
+}
+function process(event) {
+    var files = event.target.files;
+    var myfile = files[0];
+    if ( myfile.size > 1048576 ) {
+        alert( 'Your file is too large!\nPlease try another file.' );
+        var myfiles = document.getElementById( 'myfile' );
+        myfiles.value = '';
+    }
+    console.log( myfile );
+}
+window.addEventListener('load', init);
+</script>