bludit/bl-plugins/backup/plugin.php

125 lines
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2017-11-16 23:21:05 +01:00
<?php
class pluginBackup extends Plugin {
// List of directories to backup
private $directoriesToBackup = array(
PATH_PAGES,
PATH_DATABASES,
PATH_UPLOADS
);
// This variable define if the extension zip is loaded
private $zip = false;
public function init()
{
// Disable default form buttons (Save and Cancel)
$this->formButtons = false;
// Check for zip extension installed
$this->zip = extension_loaded('zip');
}
// Install the plugin and create the workspace directory
public function install($position=0)
{
parent::install($position);
$workspace = $this->workspace();
return mkdir($workspace, 0755, true);
}
// Uninstall the plugin and delete the workspace directory
public function uninstall()
{
parent::uninstall();
$workspace = $this->workspace();
return Filesystem::deleteRecursive($workspace);
}
// Redefine workspace
public function workspace()
{
return PATH_CONTENT.'backup'.DS;
}
public function post()
{
if (isset($_POST['createBackup'])) {
return $this->createBackup();
}
if (isset($_POST['restoreBackup'])) {
return $this->restoreBackup($_POST['restoreBackup']);
}
return false;
}
public function form()
{
global $Language;
$backups = Filesystem::listDirectories($this->workspace(), '*', true);
if ($this->zip) {
$backups = Filesystem::listFiles($this->workspace(), '*', 'zip', true);
}
$html = '<div>';
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$html .= '<button name="createBackup" value="true" class="left small blue" type="submit"><i class="uk-icon-plus"></i> '.$Language->get('create-backup').'</button>';
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$html .= '</div>';
$html .= '<hr>';
foreach ($backups as $backup) {
$filename = pathinfo($backup,PATHINFO_FILENAME);
$basename = pathinfo($backup,PATHINFO_BASENAME);
$html .= '<div>';
$html .= '<h3>'.Date::format($filename, BACKUP_DATE_FORMAT, 'F j, Y, g:i a').'</h3>';
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$html .= '<a class="uk-button small left blue" href="'.DOMAIN_CONTENT.'backup/'.$basename.'"><i class="uk-icon-download"></i> '.$Language->get('download').'</a>';
$html .= '<button name="restoreBackup" value="'.$basename.'" class="uk-button small left" type="submit"><i class="uk-icon-clock-o"></i> '.$Language->get('restore-backup').'</button>';
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$html .= '</div>';
$html .= '<hr>';
}
return $html;
}
public function createBackup()
{
// Current backup directory
$currentDate = Date::current(BACKUP_DATE_FORMAT);
$backupDir = $this->workspace().$currentDate;
// Copy directories to backup directory
// $directoriesToBackup is a private variable of this class
foreach ($this->directoriesToBackup as $dir) {
$destination = $backupDir.DS.basename($dir);
Filesystem::copyRecursive($dir, $destination);
}
// Compress backup directory
if ($this->zip) {
if (Filesystem::zip($backupDir, $backupDir.'.zip')) {
Filesystem::deleteRecursive($backupDir);
}
}
return true;
}
public function restoreBackup($backupFilename)
{
// Remove current files
foreach ($this->directoriesToBackup as $dir) {
Filesystem::deleteRecursive($dir);
}
// Recover backuped files
$tmp = $this->workspace().$backupFilename;
if ($this->zip) {
return Filesystem::unzip($tmp, PATH_CONTENT);
}
return Filesystem::copyRecursive($tmp, PATH_CONTENT);
}
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}