/**
* If a file has been uploaded to import options, it parses the file, formats into a nice array
* via the $mapping, then updates the setting in the DB.
*
* @author Gary Jones
* @since 0.9.6
* @uses premise_get_mapping
*/
function premise_process_import()
{
if (isset($_POST['premise'])) {
if ('import' == $_POST['premise']) {
check_admin_referer('premise-import', '_wpnonce-premise-import');
if (strpos($_FILES['file']['name'], premise_get_export_filename_prefix()) === false) {
wp_redirect(admin_url('admin.php?page=premise-design&premise=wrongfile'));
} elseif ($_FILES['file']['error'] > 0) {
wp_redirect(admin_url('admin.php?page=premise-design&premise=file'));
} else {
$raw_options = file_get_contents($_FILES['file']['tmp_name']);
$raw_options = trim($raw_options);
$options = maybe_unserialize($raw_options);
$mapping = premise_get_mapping();
foreach ($options as $selector => $declaration) {
if (!isset($mapping[$selector])) {
continue;
}
if (!is_array($declaration)) {
// custom_css or minify_css
if ('custom_css' == $selector) {
premise_create_custom_stylesheet($declaration);
} else {
$opt = $selector;
$newvalue = $declaration;
$newarray[$opt] = $newvalue;
}
} else {
foreach ($declaration as $property => $value) {
if (!is_array($value)) {
// color, font-style, text-decoration etc
$opt = $mapping[$selector][$property];
$newvalue = $value;
$newarray[$opt] = $newvalue;
} else {
// multi-value properties: margin, padding, etc
foreach ($value as $index => $composite_value) {
$type = $mapping[$selector][$property][$index][1];
if ('fixed_string' != $type) {
$opt = $mapping[$selector][$property][$index][0];
$newvalue = $composite_value['value'];
$newarray[$opt] = $newvalue;
}
}
}
}
}
}
$title = empty($_POST['premise_style_title']) ? __('Imported Style', 'premise') : $_POST['premise_style_title'];
$newarray['premise_style_title'] = __('Imported Styles', 'premise');
global $Premise;
$key = $Premise->saveDesignSettings($newarray, $_POST['premise-design-key']);
wp_redirect(admin_url('admin.php?page=premise-style-settings&updated=true&premise-design-key=' . $key));
}
}
}
}
/**
* Returns the generated export file as a download.
*
* @author Gary Jones
* @since 0.9.6
*/
function premise_create_export()
{
if (!isset($_GET['premise-design-key'])) {
wp_die('Invalid export.');
}
$output = premise_prepare_export($_GET['premise-design-key']);
$output = serialize($output);
check_admin_referer('premise-export');
header('Content-Description: File Transfer');
header('Cache-Control: public, must-revalidate');
header('Pragma: hack');
header('Content-Type: text/plain');
header('Content-Disposition: attachment; filename="' . premise_get_export_filename_prefix() . date("Ymd-His") . '.dat"');
// header('Content-Length: ' . strlen($output));
echo $output;
exit;
}
