static function import_forced($force = '')
{
// conditionally imports old settings only if they exist
// see if upgrading from an older version
$old_global_options = get_option('si_contact_form_gb');
if ($old_global_options) {
// import now
require_once FSCF_PATH . 'includes/class-fscf-import.php';
FSCF_Import::import_old_version($force);
} else {
// old options did not exist
self::$global_options = FSCF_Util::get_global_options();
// Is this is a really old version, prior to 2.6.5 (earlier versions did not have global options)
$temp = get_option('si_contact_form');
if (!empty($temp)) {
FSCF_Util::add_admin_notice(__('<b>Warning</b>: Fast Secure Contact Form cannot import settings because the previous version is too old. Installed as new.', 'si-contact-form'), 'error');
self::$global_options['import_success'] = false;
self::$global_options['import_msg'] = true;
update_option('fs_contact_global', self::$global_options);
}
}
return;
}
static function import_old_version($force = '')
{
// global $fscf_special_slugs; // List of reserve slug names
// ***** Import global options *****
// upgrade import only back to version 2.5.6, because before that, there was no 'si_contact_form_gb' setting
self::$old_global_options = get_option('si_contact_form_gb');
if (empty(self::$old_global_options)) {
return;
}
//print_r(self::$old_global_options)."<br>\n";
self::$global_options = FSCF_Util::get_global_options();
// import a few global options
$copy_fields = array('donated', 'vcita_dismiss');
foreach ($copy_fields as $field) {
if (!empty(self::$old_global_options[$field])) {
self::$global_options[$field] = self::$old_global_options[$field];
}
}
// import this global option
// Highest form ID (used to assign ID to new form)
// When forms are deleted, the remaining forms are NOT renumberd, so max_form_num might be greater than
// the number of existing forms
if (!empty(self::$old_global_options['max_forms'])) {
self::$global_options['max_form_num'] = self::$old_global_options['max_forms'];
}
//print 'max_form_num:'.self::$global_options['max_form_num']."<br>\n";
// ***** Import form options *****
$max_fields_shim = 8;
if ($force == 'force') {
// force is when they pressed the button import from 3.xx, they are warned this replaces the 4.xx forms
self::$global_options['form_list'] = array();
// delete current form list
// delete current 4.xx forms
delete_option('fs_contact_global');
// delete up to 100 forms (a unique configuration for each contact form)
for ($i = 1; $i <= 100; $i++) {
delete_option("fs_contact_form{$i}");
}
}
for ($frm = 1; $frm <= self::$global_options['max_form_num']; $frm++) {
//print 'importing form:'.$frm."<br>\n";
$old_opt_name = 'si_contact_form';
$old_opt_name .= $frm == 1 ? '' : $frm;
self::$old_form_options = get_option($old_opt_name);
if (!self::$old_form_options) {
continue;
}
if ($force == 'force') {
} else {
// Make sure that the options for this form doesn't already exist
self::$form_options = FSCF_Util::get_form_options($frm, $use_defaults = false);
if (self::$form_options) {
continue;
}
}
// if max fields is missing it will be 8, or the value of the last one in the loop.
if (isset(self::$old_form_options['max_fields']) && self::$old_form_options['max_fields'] > 0) {
$max_fields_shim = self::$old_form_options['max_fields'];
} else {
self::$old_form_options['max_fields'] = $max_fields_shim;
}
$new_form_options = self::convert_form_options(self::$old_form_options, self::$old_form_options['max_fields']);
//print_r($new_form_options)."<br>\n";
// Save the imported form
$form_option_name = 'fs_contact_form' . $frm;
// Add form name to the form list...
if ($new_form_options['form_name'] == '') {
$new_form_options['form_name'] = __('imported', 'si-contact-form');
}
self::$global_options['form_list'][$frm] = $new_form_options['form_name'];
update_option($form_option_name, $new_form_options);
}
// end for loop (forms)
self::$global_options['import_success'] = true;
self::$global_options['import_msg'] = true;
// recalibrate max_form_num to the highest form number (not count)
ksort(self::$global_options['form_list']);
self::$global_options['max_form_num'] = max(array_keys(self::$global_options['form_list']));
//print_r(self::$global_options)."<br>\n";
update_option('fs_contact_global', self::$global_options);
// Display a notice on the admin page
FSCF_Util::add_admin_notice(__('Fast Secure Contact Form has imported settings from the old version.', 'si-contact-form'), 'updated');
// Force reload of global and form options
FSCF_Options::unload_options();
}
static function restore_settings()
{
// restores settings from a contact form settings backup file
if (isset($_POST['si_contact_restore_type']) && check_admin_referer('fs_contact_options-options', 'fs_options')) {
$bk_form_num = $_POST['si_contact_restore_type'];
// form file upload
if (isset($_FILES['si_contact_backup_file']) && !empty($_FILES['si_contact_backup_file'])) {
$file = $_FILES['si_contact_backup_file'];
} else {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Backup file is required.', 'si-contact-form') . '</p></div>';
return;
}
if ($file['error'] && UPLOAD_ERR_NO_FILE != $file['error'] || !is_uploaded_file($file['tmp_name'])) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Backup file upload failed.', 'si-contact-form') . '</p></div>';
return;
}
if (empty($file['tmp_name'])) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Backup file is required.', 'si-contact-form') . '</p></div>';
return;
}
// check file type
$file_type_pattern = '/\\.txt$/i';
if (!preg_match($file_type_pattern, $file['name'])) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Backup file type not allowed.', 'si-contact-form') . '</p></div>';
return;
}
// check size
$allowed_size = 1048576;
// 1mb default
if ($file['size'] > $allowed_size) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Backup file size is too large.', 'si-contact-form') . '</p></div>';
return;
}
// get the uploaded file that contains all the data
$ctf_backup_data = file_get_contents($file['tmp_name']);
$ctf_backup_data_split = explode("@@@@SPLIT@@@@\r\n", $ctf_backup_data);
$ctf_backup_array = unserialize($ctf_backup_data_split[1]);
if (!isset($ctf_backup_array) || !is_array($ctf_backup_array) || !isset($ctf_backup_array[0]['backup_type'])) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Backup file contains invalid data.', 'si-contact-form') . '</p></div>';
return;
}
// Is this uploaded backup set from an older version?
// Using the Restore tool, you can restore your backed up forms from 2.8 and newer.
//$old_version = 0;
//if ( isset($ctf_backup_array[0]['ctf_version']) || isset($ctf_backup_array[0]['captcha_disable_session']))
$old_version = 1;
if (isset($ctf_backup_array[0]['fscf_version'])) {
$old_version = 0;
}
if ($old_version) {
require_once FSCF_PATH . 'includes/class-fscf-import.php';
}
$ctf_backup_type = $ctf_backup_array[0]['backup_type'];
unset($ctf_backup_array[0]['backup_type']);
// is the uploaded file of the "all" type?
if ($ctf_backup_type != 'all' && $bk_form_num == 'all') {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Selected All to restore, but backup file is a single form.', 'si-contact-form') . '</p></div>';
return;
}
// No errors detected, so restore the form(s)
$glob_options = FSCF_Util::get_global_options();
// ********** Restore all ? **********
if ($ctf_backup_type == 'all' && $bk_form_num == 'all') {
// all
$forms_we_have = count($ctf_backup_array);
// is the uploaded file of the "all" type?
//if ( !isset( $ctf_backup_array[2] ) || !is_array( $ctf_backup_array[2] ) ) { // did not always work
if ($forms_we_have < 2) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Selected All to restore, but backup form is missing.', 'si-contact-form') . '</p></div>';
return;
}
// import a few global options
$copy_fields = array('donated', 'vcita_auto_install', 'vcita_dismiss');
foreach ($copy_fields as $field) {
if (!empty($ctf_backup_array[0][$field])) {
$glob_options[$field] = $ctf_backup_array[0][$field];
}
}
// import this global option
// Highest form ID (used to assign ID to new form)
// When forms are deleted, the remaining forms are NOT renumberd, so max_form_num might be greater than
// the number of existing forms
if (!empty($ctf_backup_array[0]['max_forms'])) {
$glob_options['max_form_num'] = $ctf_backup_array[0]['max_forms'];
}
foreach ($ctf_backup_array as $id => $settings) {
// skip the global options array
if (0 == $id) {
continue;
}
if ($old_version) {
$settings = FSCF_Import::convert_form_options($settings, $ctf_backup_array[$id]['max_fields']);
}
if (!get_option("fs_contact_form{$id}")) {
add_option("fs_contact_form{$id}", $settings, '', 'yes');
} else {
update_option("fs_contact_form{$id}", $settings);
}
// Update the form name in the global forms list
// sometimes the old version had empty form name
$glob_options['form_list'][$id] = empty($settings['form_name']) ? 'imported' : $settings['form_name'];
}
// end foreach
// Be sure that the forms are listed in ascending key order
// Sort the forms list by key
// recalibrate max_form_num to the highest form number (not count)
ksort($glob_options['form_list']);
$glob_options['max_form_num'] = max(array_keys($glob_options['form_list']));
// XXX uncomment this later?
//error_reporting(0); // suppress errors because a different version backup may have uninitialized vars
// success
echo '<div id="message" class="updated fade"><p>' . __('All form settings have been restored from the backup file.', 'si-contact-form') . '</p></div>';
// end restoring all
// ********** Restore single? **********
} else {
if (is_numeric($bk_form_num)) {
// single
// form numbers do not need to match
if (!get_option("fs_contact_form{$bk_form_num}")) {
echo '<div id="message" class="updated fade"><p>' . __('Restore failed: Form to restore to does not exist.', 'si-contact-form') . '</p></div>';
return;
}
// is the uploaded file of the "single" type?
if (!isset($ctf_backup_array[2]) || !is_array($ctf_backup_array[2])) {
$settings = $ctf_backup_array[1];
} else {
$settings = $ctf_backup_array[$bk_form_num];
}
// "all" backup file
// XXX uncomment this later?
//error_reporting(0); // suppress errors because a different version backup may have uninitialized vars
if ($old_version) {
$settings = FSCF_Import::convert_form_options($settings, $ctf_backup_array[1]['max_fields']);
}
// Update the form name in the global forms list
$glob_options['form_list'][$bk_form_num] = $settings['form_name'];
update_option("fs_contact_form{$bk_form_num}", $settings);
// Success
echo '<div id="message" class="updated fade"><p>' . sprintf(__('Form %d settings have been restored from the backup file.', 'si-contact-form'), $bk_form_num) . '</p></div>';
}
}
// end restoring single
// Update the global options to save the updated form list
update_option('fs_contact_global', $glob_options);
// Force reload of global and form options
FSCF_Options::unload_options();
}
// end action backup restore
}
