From 39209a8b6af7021b990c11271ad0bd4e889071a3 Mon Sep 17 00:00:00 2001
From: Zack Spear <hi@zackspear.com>
Date: Thu, 5 Oct 2023 16:34:50 -0700
Subject: [PATCH] feat: downgrade page

---
 .../dynamix.plugin.manager/Downgrade.page     | 152 ++++++++++++++++
 .../dynamix.plugin.manager/Update.page        | 163 +-----------------
 2 files changed, 153 insertions(+), 162 deletions(-)
 create mode 100644 emhttp/plugins/dynamix.plugin.manager/Downgrade.page

diff --git a/emhttp/plugins/dynamix.plugin.manager/Downgrade.page b/emhttp/plugins/dynamix.plugin.manager/Downgrade.page
new file mode 100644
index 000000000..48f321dab
--- /dev/null
+++ b/emhttp/plugins/dynamix.plugin.manager/Downgrade.page
@@ -0,0 +1,152 @@
+Menu="About"
+Title="Downgrade OS"
+Icon="icon-update"
+Tag="upload"
+---
+<?php
+/**
+ * @todo - need a downgrade icon
+ *
+ * If /boot/previous/bzroot exists, then the user has the option to downgrade to the previous version.
+ * Parse the text file /boot/previous/changes.txt to get the version number of the previous version.
+ * Then we move some files around and reboot.
+ */
+$check = $notify['unraidos'] ? 0 : 1;
+
+$restoreVersion = $restoreBranch = $restoreVersionReleaseDate = 'unknown';
+$restoreExists = file_exists('/boot/previous/bzroot');
+$restoreChangelogPath = '/boot/previous/changes.txt';
+
+$diagnosticsZip = htmlspecialchars(str_replace(' ', '_', strtolower($var['NAME'])));
+
+if (file_exists($restoreChangelogPath)) {
+  exec("head -n4 $restoreChangelogPath", $rows);
+  foreach ($rows as $row) {
+    $i = stripos($row,'version');
+    if ($i !== false) {
+      [$restoreVersion, $restoreVersionReleaseDate] = explode(' ', trim(substr($row, $i+7)));
+      break;
+    }
+  }
+  $restoreBranch = strpos($restoreVersion, 'rc') !== false
+    ? _('Next')
+    : (strpos($restoreVersion, 'beta') !== false
+      ? _('Beta')
+      : _('Stable'));
+}
+?>
+
+<script>
+var diagnosticsFile = "";
+var nchan_diagnostics = new NchanSubscriber('/sub/diagnostics', { subscriber: 'websocket' });
+const args = {};
+
+nchan_diagnostics.on('message', function(data) {
+  if (data == '_DONE_') {
+    nchan_diagnostics.stop();
+    $('.sweet-alert').hide('fast').removeClass('nchan');
+    swal.close();
+    location = diagnosticsFile;
+    setTimeout(cleanUp,4000);
+  } else if (data) {
+    let box = $('pre#swaltext');
+    box.html(box.html() + '<br>' + data).scrollTop(box[0].scrollHeight);
+  }
+});
+
+function downgradeAction() {
+  $.get('/plugins/dynamix.plugin.manager/include/Downgrade.php', { version: '<?=$restoreVersion?>' }, function() { refresh(); });
+}
+
+function downgrade() {
+  swal({
+    title: "_(Diagnostics)_",
+    text: "_(Please provide diagnostics when experiencing problems)_<br>_(Post these in the forums)_",
+    html: true,
+    type: 'warning',
+    showCancelButton: true,
+    confirmButtonText: "<?= _('Diagnostics') ?>",
+    cancelButtonText: "<?= _('Restore') ?>",
+  }, function(diag) {
+    if (diag) {
+      // get diagnostics and then downgrade
+      setTimeout(function() {
+        diagnostics(zipfile());
+      }, 250);
+    } else {
+      // downgrade immediately
+      downgradeAction();
+    }
+  });
+}
+
+function cleanUp() {
+  if (document.hasFocus()) {
+    $.post('/webGui/include/Download.php', { cmd: 'delete', file: diagnosticsFile }, downgradeAction());
+  } else {
+    setTimeout(cleanUp,2000);
+  }
+}
+function zipfile() {
+  const tzoffset = (new Date()).getTimezoneOffset() * 60000; // offset in milliseconds
+  const localISOTime = (new Date(Date.now() - tzoffset));
+  const year = localISOTime.getFullYear();
+  const month = String(localISOTime.getMonth() + 1).padStart(2, '0');
+  const day = String(localISOTime.getDate()).padStart(2, '0');
+  const hours = String(localISOTime.getHours()).padStart(2, '0');
+  const minutes = String(localISOTime.getMinutes()).padStart(2, '0');
+  const dateOutput = `${year}${month}${day}_${hours}${minutes}`;
+  return '<?=$diagnosticsZip?>-diagnostics-' + dateOutput + '.zip';
+}
+function diagnostics(file) {
+  nchan_diagnostics.start();
+  $.post('/webGui/include/Download.php', { cmd:'diag', file: file, anonymize: '' }, function(zip) {
+    if (zip) {
+      diagnosticsFile = zip;
+      swal({
+        title: "_(Downloading)_...",
+        text: "/boot/logs" + zip + "<hr><pre id='swaltext'></pre>",
+        html: true,
+        animation: 'none',
+        showConfirmButton: false,
+      });
+      $('.sweet-alert').addClass('nchan');
+      $('button.confirm').prop('disabled', true);
+    } else {
+      nchan_diagnostics.stop();
+    }
+  });
+}
+function cleanUpFlashBackup(zip) {
+  if (document.hasFocus()) {
+    $('input[value="_(Creating Flash backup)_..."]').val("_(Flash backup)_").prop('disabled',false);
+    $('div.spinner').hide('slow');
+    $('#pleaseWait').hide('slow');
+    $.post('/webGui/include/Download.php',{cmd:'unlink',file:zip});
+  } else {
+    setTimeout(function(){cleanUpFlashBackup(zip);},2000);
+  }
+}
+function flashBackup() {
+  $('input[value="_(Flash backup)_"]').val('_(Creating Flash backup)_...').prop('disabled',true);
+  $('div.spinner').show('slow');
+  $('#pleaseWait').show('slow');
+  $.post('/webGui/include/Download.php',{cmd:'backup'},function(zip) {
+    if (zip) {
+      location = '/'+zip;
+      setTimeout(function(){cleanUpFlashBackup(zip);},6000);
+    } else {
+      $('input[value="_(Creating Flash backup)_..."]').val("_(Flash backup)_");
+      $('div.spinner').hide('slow');
+      $('#pleaseWait').hide('slow');
+      swal({title:"_(Creation error)_",text:"_(Insufficient free disk space available)_",type:'error',html:true,confirmButtonText:"_(Ok)_"});
+    }
+  });
+}
+</script>
+
+<unraid-i18n-host>
+  <unraid-downgrade-os
+    restore-version="<?= $restoreExists && $restoreVersion != 'unknown' ? $restoreVersion : '' ?>"
+    restore-release-date="<?= $restoreExists && $restoreVersionReleaseDate != 'unknown' ? $restoreVersionReleaseDate : '' ?>"></unraid-downgrade-os>
+</unraid-i18n-host>
\ No newline at end of file
diff --git a/emhttp/plugins/dynamix.plugin.manager/Update.page b/emhttp/plugins/dynamix.plugin.manager/Update.page
index 5a51fed09..928d5ab15 100644
--- a/emhttp/plugins/dynamix.plugin.manager/Update.page
+++ b/emhttp/plugins/dynamix.plugin.manager/Update.page
@@ -3,167 +3,6 @@ Title="Update OS"
 Icon="icon-update"
 Tag="upload"
 ---
-<?PHP
-/* Copyright 2005-2022, Lime Technology
- * Copyright 2012-2022, Bergware International.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version 2,
- * as published by the Free Software Foundation.
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- * 
- * 
- * If /boot/previous/bzroot exists, then the user has the option to downgrade to the previous version.
- * Parse the text file /boot/previous/changes.txt to get the version number of the previous version.
- * Then we move some file around and reboot.
- */
-?>
-<?
-$check = $notify['unraidos'] ? 0 : 1;
-
-$restoreVersion = $restoreBranch = $restoreVersionReleaseDate = 'unknown';
-$restoreExists = file_exists('/boot/previous/bzroot');
-$restoreChangelogPath = '/boot/previous/changes.txt';
-
-$diagnosticsZip = htmlspecialchars(str_replace(' ', '_', strtolower($var['NAME'])));
-
-if (file_exists($restoreChangelogPath)) {
-  exec("head -n4 $restoreChangelogPath", $rows);
-  foreach ($rows as $row) {
-    $i = stripos($row,'version');
-    if ($i !== false) {
-      [$restoreVersion, $restoreVersionReleaseDate] = explode(' ', trim(substr($row, $i+7)));
-      break;
-    }
-  }
-  $restoreBranch = strpos($restoreVersion, 'rc') !== false
-    ? _('Next')
-    : (strpos($restoreVersion, 'beta') !== false
-      ? _('Beta')
-      : _('Stable'));
-}
-?>
-
 <unraid-i18n-host>
-  <unraid-update-os
-    restore-version="<?= $restoreExists && $restoreVersion != 'unknown' ? $restoreVersion : '' ?>"
-    restore-release-date="<?= $restoreExists && $restoreVersionReleaseDate != 'unknown' ? $restoreVersionReleaseDate : '' ?>"></unraid-update-os>
+  <unraid-update-os></unraid-update-os>
 </unraid-i18n-host>
-
-<script>
-var diagnosticsFile = "";
-var nchan_diagnostics = new NchanSubscriber('/sub/diagnostics', { subscriber: 'websocket' });
-const args = {};
-
-nchan_diagnostics.on('message', function(data) {
-  if (data == '_DONE_') {
-    nchan_diagnostics.stop();
-    $('.sweet-alert').hide('fast').removeClass('nchan');
-    swal.close();
-    location = diagnosticsFile;
-    setTimeout(cleanUp,4000);
-  } else if (data) {
-    let box = $('pre#swaltext');
-    box.html(box.html() + '<br>' + data).scrollTop(box[0].scrollHeight);
-  }
-});
-
-function downgradeAction() {
-  $.get('/plugins/dynamix.plugin.manager/include/Downgrade.php', { version: '<?=$restoreVersion?>' }, function() { refresh(); });
-}
-
-function downgrade() {
-  swal({
-    title: "_(Diagnostics)_",
-    text: "_(Please provide diagnostics when experiencing problems)_<br>_(Post these in the forums)_",
-    html: true,
-    type: 'warning',
-    showCancelButton: true,
-    confirmButtonText: "<?= _('Diagnostics') ?>",
-    cancelButtonText: "<?= _('Restore') ?>",
-  }, function(diag) {
-    if (diag) {
-      // get diagnostics and then downgrade
-      setTimeout(function() {
-        diagnostics(zipfile());
-      }, 250);
-    } else {
-      // downgrade immediately
-      downgradeAction();
-    }
-  });
-}
-
-function cleanUp() {
-  if (document.hasFocus()) {
-    $.post('/webGui/include/Download.php', { cmd: 'delete', file: diagnosticsFile }, downgradeAction());
-  } else {
-    setTimeout(cleanUp,2000);
-  }
-}
-function zipfile() {
-  const tzoffset = (new Date()).getTimezoneOffset() * 60000; // offset in milliseconds
-  const localISOTime = (new Date(Date.now() - tzoffset));
-  const year = localISOTime.getFullYear();
-  const month = String(localISOTime.getMonth() + 1).padStart(2, '0');
-  const day = String(localISOTime.getDate()).padStart(2, '0');
-  const hours = String(localISOTime.getHours()).padStart(2, '0');
-  const minutes = String(localISOTime.getMinutes()).padStart(2, '0');
-  const dateOutput = `${year}${month}${day}_${hours}${minutes}`;
-  return '<?=$diagnosticsZip?>-diagnostics-' + dateOutput + '.zip';
-}
-function diagnostics(file) {
-  nchan_diagnostics.start();
-  $.post('/webGui/include/Download.php', { cmd:'diag', file: file, anonymize: '' }, function(zip) {
-    if (zip) {
-      diagnosticsFile = zip;
-      swal({
-        title: "_(Downloading)_...",
-        text: "/boot/logs" + zip + "<hr><pre id='swaltext'></pre>",
-        html: true,
-        animation: 'none',
-        showConfirmButton: false,
-      });
-      $('.sweet-alert').addClass('nchan');
-      $('button.confirm').prop('disabled', true);
-    } else {
-      nchan_diagnostics.stop();
-    }
-  });
-}
-function cleanUpFlashBackup(zip) {
-  if (document.hasFocus()) {
-    $('div.spinner').hide('slow');
-    $.post('/webGui/include/Download.php', {
-      cmd: 'unlink',
-      file: zip,
-    });
-  } else {
-    setTimeout(function() {
-      cleanUpFlashBackup(zip);
-    }, 2000);
-  }
-}
-function flashBackup() {
-  $('div.spinner').show('slow');
-  $.post('/webGui/include/Download.php', { cmd: 'backup' }, function(zip) {
-    if (zip) {
-      location = '/'+zip;
-      setTimeout(function() {
-        cleanUpFlashBackup(zip);
-      }, 6000);
-    } else {
-      $('div.spinner').hide('slow');
-      swal({
-        title: "_(Creation error)_",
-        text: "_(Insufficient free disk space available)_",
-        type: 'error',
-        html: true,
-        confirmButtonText: "_(Ok)_",
-      });
-    }
-  });
-}
-</script>