From 464e52a1c419dfe791de8a36098bfb140fa03e78 Mon Sep 17 00:00:00 2001
From: Tom Mortensen <tomm@lime-technology.com>
Date: Mon, 7 Jan 2019 11:35:47 -0800
Subject: [PATCH] Add Time Machine via SMB support.

---
 plugins/dynamix/SMBsettings.page | 10 ++++++++++
 plugins/dynamix/SecuritySMB.page | 29 +++++++++++++++++++++--------
 2 files changed, 31 insertions(+), 8 deletions(-)

diff --git a/plugins/dynamix/SMBsettings.page b/plugins/dynamix/SMBsettings.page
index 3a28ca38e..db4c73e02 100644
--- a/plugins/dynamix/SMBsettings.page
+++ b/plugins/dynamix/SMBsettings.page
@@ -40,6 +40,16 @@ Hide "dot" files:
 
 > If set to 'No' then dot files will appear in folder lists the same as any other file.
 
+Enhanced OS X interoperability:
+: <select name="enableFruit" size="1">
+  <?=mk_option($var['enableFruit'], "no", "No");?>
+  <?=mk_option($var['enableFruit'], "yes", "Yes");?>
+  </select>
+
+> When set to 'Yes' provides enhanced compatibility with Apple SMB clients, resulting, for example, in faster
+> Finder browsing, and ability to export Time Machine shares.  This may cause some issues with Windows clients, however.
+> Please also refer to the [VFS_FRUIT MAN PAGE](https://www.mankier.com/8/vfs_fruit).
+
 &nbsp;
 : <input type="submit" name="changeShare" value="Apply" disabled><input type="button" value="Done" onclick="done()"><?if ($var['fsState']=="Started"):?>Array must be <span class="strong big">Stopped</span> to change<?endif;?>
 </form>
diff --git a/plugins/dynamix/SecuritySMB.page b/plugins/dynamix/SecuritySMB.page
index aa91a8280..c686bb936 100644
--- a/plugins/dynamix/SecuritySMB.page
+++ b/plugins/dynamix/SecuritySMB.page
@@ -61,6 +61,7 @@ foreach ($rows as $row) echo $row;
 Share name:
 : <span class="big"><?=htmlspecialchars($name)?></span>
 
+<?if (($name == 'flash')||($var['enableFruit']!='yes')):?>
 Export:
 : <select name="shareExport" size="1">
   <?=mk_option($sec[$name]['export'], "-", "No");?>
@@ -71,16 +72,24 @@ Export:
 > This setting determines whether the share is visible and/or accessible.  The 'Yes (hidden)' setting
 > will *hide* the share from *browsing* but is still accessible if you know the share name.
 
-<?if ($name !== 'flash'):?>
-Enhanced OS X interoperability:
-: <select name="shareFruit" size="1">
-  <?=mk_option($sec[$name]['fruit'], "no", "No");?>
-  <?=mk_option($sec[$name]['fruit'], "yes", "Yes");?>
+<?else:;?>
+Export:
+: <select name="shareExport" size="1" onchange="checkShareSettingsSMB(this.form)">
+  <?=mk_option($sec[$name]['export'], "-", "No");?>
+  <?=mk_option($sec[$name]['export'], "e", "Yes");?>
+  <?=mk_option($sec[$name]['export'], "eh", "Yes (hidden)");?>
+  <?=mk_option($sec[$name]['export'], "et", "Yes/Time Machine");?>
+  <?=mk_option($sec[$name]['export'], "eth", "Yes/Time Machine (hidden)");?>
   </select>
 
-> When set to 'Yes' provides enhanced compatibility with Apple SMB clients, resulting, for example, in faster
-> Finder browsing.  This may cause some issues with Windows clients, however.  Please also refer to
-> the [VFS_FRUIT MAN PAGE](https://www.mankier.com/8/vfs_fruit).
+> This setting determines whether the share is visible and/or accessible.  The 'Yes (hidden)' setting
+> will *hide* the share from *browsing* but is still accessible if you know the share name.
+
+Time Machine volume size limit:
+: <input type="text" name="shareVolsizelimit" maxlen="20" value="<?=$sec[$name]['volsizelimit']?>"> MB
+
+> This limits the reported volume size, preventing Time Machine from using the entire real disk space
+> for backup.  For example, setting this value to "1024" would limit the reported disk space to 1GB.
 
 <?endif;?>
 Security:
@@ -203,6 +212,7 @@ foreach ($rows as $row) echo $row;
 
 <script>
 $(function() {
+  checkShareSettingsSMB(document.smb_edit);
   initDropdownSMB(false);
 <?if ($tabbed):?>
   $('#tab'+$('input[name$="tabs"]').length).bind({click:function(){initDropdownSMB(true);}});
@@ -213,6 +223,9 @@ $(function() {
   $('#smb2').dropdownchecklist('disable');
 <?endif;?>
 });
+function checkShareSettingsSMB(form) {
+  form.shareVolsizelimit.disabled = (form.shareExport.value.indexOf("et") == -1);
+}
 function initDropdownSMB(reset) {
   if (reset) {
     $('#smb1').dropdownchecklist('destroy');