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<?php

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class NF_Adapters_SubmissionsFields implements ArrayAccess, Iterator

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{

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protected $fields;

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protected $fields_by_key = [];

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public function __construct($fields, $form_id)

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{

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foreach ($fields as $field) {

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if (is_array($field)) {

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if (!isset($field['key'])) {

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continue;

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}

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$key = $field['key'];

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} else {

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if (!method_exists($field, 'get_setting')) {

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continue;

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}

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$key = $field->get_setting('key');

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}

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$this->fields_by_key[$key] = $field;

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}

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$fields_sorted = apply_filters('ninja_forms_get_fields_sorted', array(), $this->fields, $this->fields_by_key, $form_id);

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if (!empty($fields_sorted)) {

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$this->fields = $fields_sorted;

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} else {

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$this->fields = $fields;

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}

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}

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public function get_value($id)

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{

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return $this->fields[$id]['value'];

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}

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|--------------------------------------------------------------------------

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| ArrayAccess

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|--------------------------------------------------------------------------

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#[\ReturnTypeWillChange]

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public function offsetSet($offset, $value)

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{

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if (is_null($offset)) {

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$this->fields[] = $value;

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} else {

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$this->fields[$offset] = $value;

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}

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}

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#[\ReturnTypeWillChange]

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public function offsetExists($offset)

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{

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if (isset($this->fields[$offset])) {

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return true;

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}

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if (isset($this->fields_by_key[$offset])) {

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return true;

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}

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return false;

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}

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#[\ReturnTypeWillChange]

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public function offsetUnset($offset)

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{

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unset($this->fields[ $offset ]);

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}

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#[\ReturnTypeWillChange]

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public function offsetGet($offset)

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{

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if (isset($this->fields[$offset])) {

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return $this->fields[$offset];

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}

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if (isset($this->fields_by_key[$offset])) {

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return $this->fields_by_key[$offset];

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}

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return array(

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'type' => '',

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'label' => '',

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'admin_label' => '',

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'value' => ''

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);

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}

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|--------------------------------------------------------------------------

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| Iterator

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|--------------------------------------------------------------------------

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#[\ReturnTypeWillChange]

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public function key()

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{

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return key($this->fields);

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}

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#[\ReturnTypeWillChange]

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public function current()

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{

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return current($this->fields);

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}

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#[\ReturnTypeWillChange]

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public function next()

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{

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next($this->fields);

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}

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#[\ReturnTypeWillChange]

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public function rewind()

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{

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reset($this->fields);

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}

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#[\ReturnTypeWillChange]

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public function valid()

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{

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return current($this->fields);

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}

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}

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