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gravity-forms.php
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gravity-forms.php
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<?php
/**
* Plugin Name: Gravity Forms
* Plugin URI: https://www.gravityforms.com/
*
* Compatibility Description: Enables support for these Gravity Forms features:
* file upload field, post image field, custom file upload field type.
*
*/
namespace wpCloud\StatelessMedia {
if(!class_exists('wpCloud\StatelessMedia\GravityForm')) {
class GravityForm extends ICompatibility {
protected $id = 'gravity-form';
protected $title = 'Gravity Forms';
protected $constant = 'WP_STATELESS_COMPATIBILITY_GF';
protected $description = 'Enables support for these Gravity Forms features: file upload field, post image field, custom file upload field type.';
protected $plugin_file = 'gravityforms/gravityforms.php';
protected $plugin_version;
protected $non_library_sync = true;
public function module_init($sm){
if ( class_exists('GFForms') ) {
$this->plugin_version = \GFForms::$version;
}
do_action('sm:sync::register_dir', '/gravity_forms/');
add_filter( 'gform_save_field_value', array($this, 'gform_save_field_value'), 10, 5 );
add_action( 'sm::synced::nonMediaFiles', array($this, 'modify_db'), 10, 3);
add_action( 'gform_file_path_pre_delete_file', array($this, 'gform_file_path_pre_delete_file'), 10, 2);
}
/**
* On gform save field value sync file to GCS and alter the file url to GCS link.
*
* @param $value
* @param $lead
* @param $field
* @param $form
* @param $input_id
*/
public function gform_save_field_value( $value, $lead, $field, $form, $input_id ) {
if(empty($value)) return $value;
if ( empty($this->plugin_version) && class_exists('GFForms') ) {
$this->plugin_version = \GFForms::$version;
}
$type = \GFFormsModel::get_input_type($field);
if($type == 'fileupload'){
$dir = wp_upload_dir();
if ( $field->multipleFiles ) {
$value = json_decode( $value );
}
else{
$value = array($value);
}
foreach($value as $k => $v){
if(empty($v)) continue;
$position = strpos($v, 'gravity_forms/');
if( $position !== false ){
$name = substr($v, $position);
$absolutePath = $dir['basedir'] . '/' . $name;
// doing sync
do_action( 'sm:sync::syncFile', $name, $absolutePath);
$value[$k] = ud_get_stateless_media()->get_gs_host() . '/' . $name;
// Todo add filter.
}
}
if ( $field->multipleFiles ) {
$value = json_encode( $value );
}
else{
$value = array_pop($value);
}
}
else if($type == 'post_image'){
add_action( 'gform_after_create_post', function($post_id, $lead, $form) use ($value, $field){
global $wpdb;
$dir = wp_upload_dir();
$lead_detail_id = $lead['id'];
$gf_upload_root = \GFFormsModel::get_upload_root();
$gf_upload_url_root = \GFFormsModel::get_upload_url_root();
$lead_detail_table = \GFFormsModel::get_lead_details_table_name();
$position = strpos($value, 'gravity_forms/');
$_name = substr($value, $position); // gravity_forms/
$arr_name = explode('|:|', $_name);
$name = rgar( $arr_name, 0 ); // Removed |:| from end of the url.
// doing sync
do_action( 'sm:sync::syncFile', $name, $dir['basedir'] . '/' . $name);
$value = ud_get_stateless_media()->get_gs_host() . '/' . $_name;
// Todo add filter.
if(version_compare($this->plugin_version, '2.3', '<')){ // older version
$result = $wpdb->update( $lead_detail_table, array( 'value' => $value ), array( 'lead_id' => $lead_detail_id, 'form_id' => $form['id'], 'field_number' => $field['id'], ), array( '%s' ), array( '%d' ) );
}
else{ // New version
$result = $wpdb->update( \GFFormsModel::get_entry_meta_table_name(), array( 'meta_value' => $value ), array( 'entry_id' => $lead_detail_id, 'form_id' => $form['id'], 'meta_key' => $field['id'], ), array( '%s' ), array( '%d' ) );
}
}, 10, 3);
}
return $value;
}
/**
* Modify value in database after sync from Sync tab.
*
*/
public function modify_db( $file_path, $fullsizepath, $media ){
global $wpdb;
$wpdb->hide_errors();
$position = strpos($file_path, 'gravity_forms/');
$is_index = strpos($file_path, 'index.html');
$is_htaccess = strpos($file_path, '.htaccess');
if ( empty($this->plugin_version) && class_exists('GFForms') ) {
$this->plugin_version = \GFForms::$version;
}
$gf_val_column = 'meta_value';
$gf_table = \GFFormsModel::get_entry_meta_table_name();
if(version_compare($this->plugin_version, '2.3', '<')){
$gf_val_column = 'value';
}
if( $position !== false && !$is_index ){
$dir = wp_upload_dir();
$file_path = trim($file_path, '/');
//EDIT: Use base file name since the URL in the DB could be encoded with in an array
$file_single = basename($file_path);
// Todo add filter.
// We need to get results from db because of post image field have extra data at the end of url.
// Also url could be array and json encoded.
// Unless we would loss those data.
// xyz.jpg|:|tile|:|description|:|
$query = sprintf(
"
SELECT id, {$gf_val_column} AS value FROM {$gf_table}
WHERE {$gf_val_column} like '%s';
"
, '%' . $file_single . '%'
);
$results = $wpdb->get_results( $query );
$this->throw_db_error();
foreach ($results as $result) {
$position = false;
//EDIT: Check if value is json encoded, if so, cycle through array and replace URLs.
$value = json_decode($result->value);
if (json_last_error() === 0) {
foreach( $value as $k => $v ){
$position = strpos($v, $dir['baseurl']);
if($position !== false){
$value[$k] = str_replace($dir['baseurl'], ud_get_stateless_media()->get_gs_host(), $v );
}
}
$result->value = json_encode($value);
}
else{
$position = strpos($result->value, $dir['baseurl']);
$result->value = str_replace($dir['baseurl'], ud_get_stateless_media()->get_gs_host(), $result->value);
}
if($position !== false){
$query = sprintf(
"
UPDATE {$gf_table}
SET {$gf_val_column} = '%s'
WHERE id = %d
"
, $result->value, $result->id
);
$entries = $wpdb->get_results( $query );
$this->throw_db_error();
}
}
}
}
/**
* Throw db error from last db query.
* We need to throw db error instead of just printing,
* so that we can catch them in ajax request.
*/
function throw_db_error(){
global $wpdb;
$wpdb->show_errors();
if($wpdb->last_error !== '' && wp_doing_ajax()) :
ob_start();
$wpdb->print_error();
$error = ob_get_clean();
if($error){
throw new \Exception( $error );
}
endif;
}
/**
* Delete file from GCS
*/
public function gform_file_path_pre_delete_file( $file_path, $url ){
$file_path = wp_normalize_path($file_path);
$gs_host = wp_normalize_path( ud_get_stateless_media()->get_gs_host() );
$dir = wp_upload_dir();
$is_stateless = strpos($file_path, $gs_host);
// If the url is a GCS link then remove it from GCS.
if($is_stateless !== false){
$gs_name = substr($file_path, strpos($file_path, '/gravity_forms/'));
$file_path = $dir['basedir'] . $gs_name;
$client = ud_get_stateless_media()->get_client();
if( !is_wp_error( $client ) ) {
$client->remove_media( trim($gs_name, '/') );
}
}
return $file_path;
}
}
}
}