<?php
if (WP_UNINSTALL_PLUGIN === "snapshot/snapshot.php") {
if (!isset($wpmudev_snapshot)) {
include dirname(__FILE__) . "/snapshot.php";
$wpmudev_snapshot = new WPMUDEVSnapshot();
}
$wpmudev_snapshot->uninstall_snapshot();
}
public static function show_destination_item_count($destination_key)
{
if (isset(WPMUDEVSnapshot::instance()->config_data['items'])) {
$destination_count = 0;
foreach (WPMUDEVSnapshot::instance()->config_data['items'] as $snapshot_item) {
if (isset($snapshot_item['destination']) && $snapshot_item['destination'] == $destination_key) {
$destination_count += 1;
}
}
if ($destination_count) {
?>
<a href="<?php
echo WPMUDEVSnapshot::instance()->get_setting('SNAPSHOT_MENU_URL');
?>
snapshots_edit_panel&destination=<?php
echo $destination_key;
?>
"><?php
echo $destination_count;
?>
</a><?php
} else {
echo "0";
}
} else {
echo "0";
}
}
/**
*
*/
public static function render_destination_edit_panel()
{
?>
<div id="snapshot-metaboxes-destination_add" class="wrap snapshot-wrap">
<?php
$item = 0;
if (isset($_REQUEST['snapshot-action'])) {
if (sanitize_text_field($_REQUEST['snapshot-action']) == "edit") {
?>
<h2><?php
_ex("Edit Snapshot Destination", "Snapshot Plugin Page Title", SNAPSHOT_I18N_DOMAIN);
?>
</h2>
<p><?php
_ex("", 'Snapshot page description', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<?php
if (isset($_REQUEST['item'])) {
$item_key = sanitize_text_field($_REQUEST['item']);
if (isset(WPMUDEVSnapshot::instance()->config_data['destinations'][$item_key])) {
$item = WPMUDEVSnapshot::instance()->config_data['destinations'][$item_key];
}
}
} else {
if (sanitize_text_field($_REQUEST['snapshot-action']) == "add") {
?>
<h2><?php
_ex("Add Snapshot Destination", "Snapshot Plugin Page Title", SNAPSHOT_I18N_DOMAIN);
?>
</h2>
<p><?php
_ex("", 'Snapshot page description', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<?php
unset($item);
$item = array();
if (isset($_REQUEST['type'])) {
$item['type'] = sanitize_text_field($_REQUEST['type']);
}
} else {
if (sanitize_text_field($_REQUEST['snapshot-action']) == "update") {
?>
<h2><?php
_ex("Edit Snapshot Destination", "Snapshot Plugin Page Title", SNAPSHOT_I18N_DOMAIN);
?>
</h2>
<p><?php
_ex("", 'Snapshot page description', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<?php
if (isset($_POST['snapshot-destination'])) {
$item = $_POST['snapshot-destination'];
}
}
}
}
}
if ($item) {
Snapshot_Helper_UI::form_ajax_panels();
?>
<form action="<?php
echo WPMUDEVSnapshot::instance()->get_setting('SNAPSHOT_MENU_URL');
?>
snapshots_destinations_panel&snapshot-action=<?php
echo urlencode(sanitize_text_field($_GET['snapshot-action']));
?>
&type=<?php
echo urlencode($item['type']);
?>
" method="post">
<?php
if (sanitize_text_field($_GET['snapshot-action']) == "edit" || sanitize_text_field($_GET['snapshot-action']) == "update") {
?>
<input type="hidden" name="snapshot-action" value="update"/>
<input type="hidden" name="item" value="<?php
echo sanitize_text_field($_GET['item']);
?>
"/>
<?php
wp_nonce_field('snapshot-update-destination', 'snapshot-noonce-field');
?>
<?php
} else {
if (sanitize_text_field($_GET['snapshot-action']) == "add") {
?>
<input type="hidden" name="snapshot-action" value="add"/>
<?php
wp_nonce_field('snapshot-add-destination', 'snapshot-noonce-field');
?>
<?php
}
}
$item_object = Snapshot_Model_Destination::get_object_from_type($item['type']);
if ($item_object && is_object($item_object)) {
$item_object->display_details_form($item);
}
?>
<input class="button-primary" type="submit" value="<?php
_e('Save Destination', SNAPSHOT_I18N_DOMAIN);
?>
" />
<a class="button-secondary" href="<?php
echo WPMUDEVSnapshot::instance()->get_setting('SNAPSHOT_MENU_URL');
?>
snapshots_destinations_panel"><?php
_e('Cancel', SNAPSHOT_I18N_DOMAIN);
?>
</a>
</div>
</form>
<?php
}
?>
</div>
<?php
}
/**
*
*/
public static function show_panel_messages()
{
$session_save_path = session_save_path();
//echo "session_save_path=[". $session_save_path ."]<br />";
if (!file_exists($session_save_path)) {
WPMUDEVSnapshot::instance()->snapshot_admin_notices_proc("error", sprintf(__("<p>The session save path (%s) is not set to a valid directory. Check your PHP (php.ini) settings or contact your hosting provider.</p>", SNAPSHOT_I18N_DOMAIN), $session_save_path));
} else {
if (!is_writable($session_save_path)) {
WPMUDEVSnapshot::instance()->snapshot_admin_notices_proc("error", sprintf(__("<p>The session_save_path (%s) is not writeable. Check your PHP (php.ini) settings or contact your hosting provider.</p>", SNAPSHOT_I18N_DOMAIN), $session_save_path));
}
}
}
/**
* Returns singleton instance of the plugin.
*
* @since 1.0.0
*
* @static
* @access public
*
* @return WPMUDEVSnapshot
*/
public static function instance()
{
if (is_null(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
function snapshot_admin_show_import_panel()
{
// require( WPMUDEVSnapshot::instance()->get_setting( 'SNAPSHOT_PLUGIN_BASE_DIR' ) . '/lib/snapshot_admin_metaboxes.php' );
$_snapshot_metaboxes = new Snapshot_View_Metabox_Admin();
?>
<div id="snapshot-settings-metaboxes-general" class="wrap snapshot-wrap">
<h2><?php
_ex("Snapshots Scan / Import", "Snapshot Plugin Page Title", SNAPSHOT_I18N_DOMAIN);
?>
</h2>
<div id="poststuff" class="metabox-holder">
<div id="post-body" class="">
<div id="post-body-content" class="snapshot-metabox-holder-main">
<p><?php
_e('The Snapshot import form below is used to import snapshot archives from outside of this environment into view of the snapshot plugin. If you are attempting to restore an archive from a remote server for example you first need to import the archive here. This will then show the archive in the All Snapshots listing. From that page you can then perform the needed restore.', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<form
action="<?php
echo WPMUDEVSnapshot::instance()->get_setting('SNAPSHOT_MENU_URL');
?>
snapshots_import_panel"
method="post">
<input type="hidden" value="archives-import" name="snapshot-action">
<?php
wp_nonce_field('snapshot-import', 'snapshot-noonce-field');
?>
<?php
$_snapshot_metaboxes->snapshot_metaboxes_show_import(__('Import Options', SNAPSHOT_I18N_DOMAIN));
?>
<input id="snapshot-add-button" class="button-primary" type="submit"
value="<?php
_e('Scan / Import Snapshots', SNAPSHOT_I18N_DOMAIN);
?>
"/>
</form>
</div>
</div>
<?php
//echo "_POST<pre>"; print_r($_POST); echo "</pre>";
//echo "_GET<pre>"; print_r($_GET); echo "</pre>";
if (isset($_REQUEST['snapshot-action']) && esc_attr($_REQUEST['snapshot-action']) == "archives-import") {
if (wp_verify_nonce($_POST['snapshot-noonce-field'], 'snapshot-import')) {
if (isset($_POST['snapshot-import-archive-remote-url']) && !empty($_POST['snapshot-import-archive-remote-url'])) {
//echo "remote url[". $_POST['snapshot-import-archive-remote-url'] ."]<br />";
if (substr($_POST['snapshot-import-archive-remote-url'], 0, 4) == 'http') {
if (function_exists('curl_version')) {
$remoteFile = esc_url_raw($_POST['snapshot-import-archive-remote-url']);
@set_time_limit(900);
// 15 minutes Technically, server to server should be quick for large files.
?>
<p><?php
_e("PHP max_execution_time", SNAPSHOT_I18N_DOMAIN);
?>
: <?php
echo ini_get('max_execution_time');
?>
s</p><?php
?>
<p><?php
_e("Attempting to download remote file", SNAPSHOT_I18N_DOMAIN);
?>
: <?php
echo $remoteFile;
?>
</p><?php
flush();
$restoreFile = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull')) . basename($remoteFile);
//echo "remoteFile=[". $remoteFile ."]<br />";
//echo "restoreFile=[". $restoreFile ."]<br />";
Snapshot_Helper_Utility::remote_url_to_local_file($remoteFile, $restoreFile);
if (file_exists($restoreFile)) {
$restoreFolder = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupRestoreFolderFull')) . "_imports";
echo "<ol>";
echo "<li><strong>" . __('Processing archive', SNAPSHOT_I18N_DOMAIN) . ": ", basename($restoreFile) . "</strong> (" . Snapshot_Helper_Utility::size_format(filesize($restoreFile)) . ")<ul><li>";
flush();
$error_status = Snapshot_Helper_Utility::archives_import_proc($restoreFile, $restoreFolder);
//echo "error_status<pre>"; print_r($error_status); echo "</pre>";
if (isset($error_status['errorStatus']) && $error_status['errorStatus'] === true) {
if (isset($error_status['errorText']) && strlen($error_status['errorText'])) {
echo '<span class="snapshot-error">Error: ' . $error_status['errorText'] . '</span></br />';
}
} else {
if (isset($error_status['errorStatus']) && $error_status['errorStatus'] === false) {
if (isset($error_status['responseText']) && strlen($error_status['responseText'])) {
echo '<span class="snapshot-success">Success: ' . $error_status['responseText'] . '</span></br />';
} else {
}
}
}
echo "</li></ul></li>";
echo "</ol>";
} else {
echo '<p>' . __('Error: Your server does not have lib_curl installed. So the import process cannot retrieve remote file.', SNAPSHOT_I18N_DOMAIN) . '</p>';
}
} else {
echo "<p>" . __('local import file not found. This could mean either the entered URL was not valid or the file was not publicly accessible.', SNAPSHOT_I18N_DOMAIN) . "</p>";
}
} else {
// Then a local directory
// Are we dealing with a absolote path...
if (substr($_POST['snapshot-import-archive-remote-url'], 0, 1) == "/") {
$dir = trailingslashit(esc_attr($_POST['snapshot-import-archive-remote-url']));
} else {
$dir = trailingslashit(trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull')) . esc_attr($_POST['snapshot-import-archive-remote-url']));
}
//echo "dir[". $dir ."]<br />";
if (is_dir($dir)) {
echo "<p>" . __('Importing archives from', SNAPSHOT_I18N_DOMAIN) . ": " . $dir . "</p>";
if ($dh = opendir($dir)) {
$restoreFolder = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupRestoreFolderFull')) . "_imports";
echo "<ol>";
while (($file = readdir($dh)) !== false) {
if ($file == '.' || $file == '..' || $file == 'index.php' || $file[0] == '.') {
continue;
}
if (pathinfo($file, PATHINFO_EXTENSION) != "zip") {
continue;
}
$restoreFile = $dir . $file;
if (is_dir($restoreFile)) {
continue;
}
echo "<li><strong>" . __('Processing archive', SNAPSHOT_I18N_DOMAIN) . ": ", basename($restoreFile) . "</strong> (" . Snapshot_Helper_Utility::size_format(filesize($restoreFile)) . ")<ul><li>";
flush();
$error_status = Snapshot_Helper_Utility::archives_import_proc($restoreFile, $restoreFolder);
//echo "error_status<pre>"; print_r($error_status); echo "</pre>";
if (isset($error_status['errorStatus']) && $error_status['errorStatus'] === true) {
if (isset($error_status['errorText']) && strlen($error_status['errorText'])) {
echo '<span class="snapshot-error">Error: ' . $error_status['errorText'] . '</span></br />';
}
} else {
if (isset($error_status['errorStatus']) && $error_status['errorStatus'] === false) {
if (isset($error_status['responseText']) && strlen($error_status['responseText'])) {
echo '<span class="snapshot-success">Success: ' . $error_status['responseText'] . '</span></br />';
} else {
}
}
}
echo "</li></ul></li>";
}
echo "</ol>";
closedir($dh);
}
} else {
echo "<p>" . sprintf(__('local import file not found %s. This could mean either the entered path was not valid or accessible.', SNAPSHOT_I18N_DOMAIN), $dir) . "</p>";
}
}
} else {
$dir = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull'));
echo "<p>" . __('Importing archives from', SNAPSHOT_I18N_DOMAIN) . ": " . $dir . "</p>";
if ($dh = opendir($dir)) {
$restoreFolder = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupRestoreFolderFull')) . "_imports";
echo "<ol>";
while (($file = readdir($dh)) !== false) {
if ($file == '.' || $file == '..' || $file == 'index.php' || $file[0] == '.') {
continue;
}
if (pathinfo($file, PATHINFO_EXTENSION) != "zip") {
continue;
}
$restoreFile = $dir . $file;
if (is_dir($restoreFile)) {
continue;
}
echo "<li><strong>" . __('Processing archive', SNAPSHOT_I18N_DOMAIN) . ": ", basename($restoreFile) . "</strong> (" . Snapshot_Helper_Utility::size_format(filesize($restoreFile)) . ")<ul><li>";
flush();
$error_status = Snapshot_Helper_Utility::archives_import_proc($restoreFile, $restoreFolder);
//echo "error_status<pre>"; print_r($error_status); echo "</pre>";
if (isset($error_status['errorStatus']) && $error_status['errorStatus'] === true) {
if (isset($error_status['errorText']) && strlen($error_status['errorText'])) {
echo '<span class="snapshot-error">Error: ' . $error_status['errorText'] . '</span></br />';
}
} else {
if (isset($error_status['errorStatus']) && $error_status['errorStatus'] === false) {
if (isset($error_status['responseText']) && strlen($error_status['responseText'])) {
echo '<span class="snapshot-success">Success: ' . $error_status['responseText'] . '</span></br />';
} else {
}
}
}
echo "</li></ul></li>";
}
echo "</ol>";
closedir($dh);
}
}
}
echo "<p>" . __('Snapshot import complete', SNAPSHOT_I18N_DOMAIN) . "</p>";
}
?>
</div>
</div>
<?php
}
function column_archives($item)
{
$_HAS_FILE_RESTORE = false;
if (!isset($data_item['destination-sync'])) {
$data_item['destination-sync'] = "archive";
}
if (!isset($data_item['files-count'])) {
$data_item['files-count'] = 0;
}
$output = "";
if (isset($item['data']) && count($item['data'])) {
$data_item = Snapshot_Helper_Utility::latest_data_item($item['data']);
if (!isset($data_item['timestamp'])) {
return;
}
//echo "data_item<pre>"; print_r($data_item); echo "</pre>";
if (isset($data_item)) {
if (empty($data_item['destination']) || $data_item['destination'] == "local") {
if (isset($data_item['filename'])) {
$current_backupFolder = WPMUDEVSnapshot::instance()->snapshot_get_item_destination_path($item, $data_item);
if (empty($current_backupFolder)) {
$current_backupFolder = WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull');
}
$backupFile = trailingslashit(trim($current_backupFolder)) . $data_item['filename'];
//echo "backupFile=[". $backupFile ."]<br />";
// If we don't find file is the alternate directory then try the default
if (!file_exists($backupFile)) {
if (isset($data_item['destination-directory']) || !empty($data_item['destination-directory'])) {
$current_backupFolder = WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull');
$backupFile = trailingslashit(trim($current_backupFolder)) . $data_item['filename'];
}
}
if (file_exists($backupFile)) {
$_HAS_FILE_RESTORE = true;
$output .= '<a href="?page=snapshots_edit_panel&snapshot-item=' . $item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '&snapshot-action=download-archive">' . $data_item['filename'] . '</a>';
} else {
$output .= $data_item['filename'];
}
if (isset($data_item['file_size'])) {
$file_kb = Snapshot_Helper_Utility::size_format($data_item['file_size']);
$output .= " (" . $file_kb . ")";
}
if (strlen($output)) {
$output .= "<br />";
}
}
} else {
if (isset($data_item['filename'])) {
if (isset($data_item['destination-directory']) || !empty($data_item['destination-directory'])) {
$current_backupFolder = WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull');
$backupFile = trailingslashit(trim($current_backupFolder)) . $data_item['filename'];
if (file_exists($backupFile)) {
$_HAS_FILE_RESTORE = true;
echo '<a href="?page=snapshots_edit_panel&snapshot-item=' . $item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '&snapshot-action=download-archive">' . $data_item['filename'] . '</a>';
} else {
echo $data_item['filename'];
}
if (isset($data_item['file_size'])) {
$file_kb = Snapshot_Helper_Utility::size_format($data_item['file_size']);
$output .= " (" . $file_kb . ")";
}
if (strlen($output)) {
$output .= "<br />";
}
}
}
if ($data_item['destination-sync'] == "mirror") {
$output .= Snapshot_Helper_Utility::data_item_file_processed_count($data_item) . " " . __('files synced to destination', SNAPSHOT_I18N_DOMAIN) . "<br />";
}
}
$output .= __('Archives', SNAPSHOT_I18N_DOMAIN) . ': ' . '<a href="?page=snapshots_edit_panel&snapshot-action=item-archives&item=' . $item['timestamp'] . '">' . __('view', SNAPSHOT_I18N_DOMAIN) . '</a> (' . count($item['data']) . ')';
$backupLogFileFull = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupLogFolderFull')) . $item['timestamp'] . "_" . $data_item['timestamp'] . ".log";
if (file_exists($backupLogFileFull)) {
if (strlen($output)) {
$output .= " ";
}
$output .= __('Latest Log:', SNAPSHOT_I18N_DOMAIN) . ' ' . '<a class="snapshot-thickbox"
href="' . admin_url() . 'admin-ajax.php?action=snapshot_view_log_ajax&snapshot-item=' . $item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '">' . __('view', SNAPSHOT_I18N_DOMAIN) . '</a>
<a href="?page=snapshots_edit_panel&snapshot-action=download-log&snapshot-item=' . $item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '&live=0">' . __('download', SNAPSHOT_I18N_DOMAIN) . '</a>';
}
//if (strlen($output)) $output .= "<br />";
} else {
if (isset($item['timestamp'])) {
//$output .= "Last: ". Snapshot_Helper_Utility::show_date_time($item['timestamp']);
//if (WPMUDEVSnapshot::instance()->config_data['config']['absoluteFolder'] != true) {
$backupLogFileFull = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupLogFolderFull')) . $item['timestamp'] . "_backup.log";
if (file_exists($backupLogFileFull)) {
if (strlen($output)) {
$output .= " ";
}
$output .= '<a href="?page=snapshots_edit_panel&snapshot-item=' . $item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '&snapshot-action=download-log">' . __('view log', SNAPSHOT_I18N_DOMAIN) . '</a>';
}
//}
}
if (strlen($output)) {
$output .= "<br />";
}
$output .= __('No Snapshot file found', SNAPSHOT_I18N_DOMAIN);
}
if (strlen($output)) {
echo $output;
} else {
echo " ";
}
}
$this->column_status($item);
}
function snapshot_metaboxes_show_import($title = '')
{
?>
<div class="postbox">
<h3 class="hndle"><span><?php
echo $title;
?>
</span></h3>
<div class="inside">
<ul>
<li><strong><?php
_e('Remote Archives', SNAPSHOT_I18N_DOMAIN);
?>
</strong>:
<?php
if (function_exists('curl_version')) {
?>
<p><?php
_e('The import process can import an archive from a remote system server via FTP, Amazon S3 or Dropbox. The remote archive <strong>must</strong> by publicly accessible as this import process does not yet support authentication. See notes below on specific services.', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<p class="description"><?php
_e('<strong>Remote FTP:</strong> When downloading from a remote FTP server you must ensure the file is moved to a location where it will be accessible via a simple http:// or https:// URL.', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<p class="description"><?php
_e('<strong>Dropbox:</strong> If you are attempting to download a Dropbox Snapshot archive written to the App/WPMU DEV Snapshot you first need to copy the file to a public folder within your Dropbox account before grabbing the public link.', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<p class="description"><?php
_e('<strong>Amazon S3:</strong> When downloading a file from S3 you need to ensure the file is public. ', SNAPSHOT_I18N_DOMAIN);
?>
</p>
<?php
} else {
?>
<p>
<strong><?php
echo sprintf(__('Import cannot be used to retreive remote files because your PHP install does not have cURL installed. This means you will need to manually upload the file to your server into the snapshot archives directory <em>%s</em>', SNAPSHOT_I18N_DOMAIN), WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull'));
?>
</strong>
</p>
<?php
}
?>
</li>
<li>
<strong><?php
_e('Local Archives', SNAPSHOT_I18N_DOMAIN);
?>
</strong>:
<p><?php
echo sprintf(__('For archives already on your server but not showing in the All Snapshots listing you can simply submit this form without entering a value below. This will scan the snapshot archivs directory (<em>%s</em>) for any missing archives and add them to the listing.', SNAPSHOT_I18N_DOMAIN), WPMUDEVSnapshot::instance()->get_setting('backupBaseFolderFull'));
?>
</p>
<p><?php
_e('If the missing archive is on the server but saved to a different path. Maybe you setup the archive to save to an alternate directory. Then you can enter the full server path to the <strong>directory</strong> where the archive resides.', SNAPSHOT_I18N_DOMAIN);
?>
</p>
</li>
</ul>
<table class="form-table snapshot-settings-zip-library">
<tr>
<td>
<label
for="snapshot-import-archive-remote-url"><?php
_e('URL or local path to Snapshot Archive', SNAPSHOT_I18N_DOMAIN);
?>
</label>
<br/><?php
if (isset($_POST['snapshot-import-archive-remote-url']) && !empty($_POST['snapshot-import-archive-remote-url'])) {
$remote_file = esc_attr($_POST['snapshot-import-archive-remote-url']);
} else {
$remote_file = '';
}
?>
<input type="text" style="width: 90%;" id="snapshot-import-archive-remote-url"
name="snapshot-import-archive-remote-url" value="<?php
echo $remote_file;
?>
"/>
</td>
</tr>
</table>
</div>
</div>
<?php
}
function column_logs($data_item)
{
$backupLogFileFull = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupLogFolderFull')) . $this->item['timestamp'] . "_" . $data_item['timestamp'] . ".log";
if (file_exists($backupLogFileFull)) {
echo '<a class="snapshot-thickbox"
href="' . admin_url() . 'admin-ajax.php?action=snapshot_view_log_ajax&snapshot-item=' . $this->item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '">' . __('view', SNAPSHOT_I18N_DOMAIN) . '</a>';
echo " ";
echo '<a href="?page=snapshots_edit_panel&snapshot-action=download-log&snapshot-item=' . $this->item['timestamp'] . '&snapshot-data-item=' . $data_item['timestamp'] . '">' . __('download', SNAPSHOT_I18N_DOMAIN) . '</a>';
} else {
echo " ";
}
}
/**
* @param string $item_key
*
* @return array|mixed|string|void
*/
public static function item_get_lock_info($item_key = '')
{
if (!$item_key) {
return;
}
$lock_info = array();
$lock_info['locked'] = false;
$lock_info['file'] = trailingslashit(WPMUDEVSnapshot::instance()->get_setting('backupLockFolderFull')) . $item_key . ".lock";
if (file_exists($lock_info['file'])) {
$lock_fp = fopen($lock_info['file'], 'r');
if ($lock_fp) {
// Try to obtain exclusive lock to prevent multiple processes.
if (!flock($lock_fp, LOCK_EX | LOCK_NB)) {
$lock_info['locked'] = true;
flock($lock_fp, LOCK_UN);
}
$lock_info = fgets($lock_fp, 4096);
if ($lock_info) {
$lock_info = maybe_unserialize($lock_info);
}
fclose($lock_fp);
}
}
return $lock_info;
}
