{

/*

* __construct

*

* This function will setup the field type data

*

* @type function

* @date 5/03/2014

* @since 5.0.0

*

* @param n/a

* @return n/a

*/

private $selectedIcon = null;

private $iconNames = array();

function __construct()

{

/*

* name (string) Single word, no spaces. Underscores allowed

*/

$this->name = 'icon_font';

/*

* label (string) Multiple words, can include spaces, visible when selecting a field type

*/

$this->label = __('Icon Font', 'acf-icon_font');

/*

* category (string) basic | content | choice | relational | jquery | layout | CUSTOM GROUP NAME

*/

$this->category = 'basic';

/*

* defaults (array) Array of default settings which are merged into the field object. These are used later in settings

*/

$this->defaults = array();

/*

* l10n (array) Array of strings that are used in JavaScript. This allows JS strings to be translated in PHP and loaded via:

* var message = acf._e('icon_font', 'error');

*/

$this->l10n = array(

'error' => __('Error! Please select another value', 'acf-icon_font'),

);

$this->settings = array(

'path' => dirname(__FILE__),

'dir' => $this->helpers_get_dir(__FILE__),

'version' => '1.0'

);

$this->selectedIcon = null;

$fontInfo = file_get_contents($this->settings['path'] . '/font-info.json');

$fontInfo = json_decode($fontInfo);

$this->iconNames = $fontInfo->iconClasses;

// do not delete!

parent::__construct();

}

/*

* render_field_settings()

*

* Create extra settings for your field. These are visible when editing a field

*

* @type action

* @since 3.6

* @date 23/01/13

*

* @param $field (array) the $field being edited

* @return n/a

*/

function render_field_settings($field)

{

/*

* acf_render_field_setting

*

* This function will create a setting for your field. Simply pass the $field parameter and an array of field settings.

* The array of settings does not require a `value` or `prefix`; These settings are found from the $field array.

*

* More than one setting can be added by copy/paste the above code.

* Please note that you must also have a matching $defaults value for the field name (font_size)

*/

acf_render_field_setting($field, array(

'label' => __('Default Icon', 'acf-icon_font'),

'instructions' => '',

'type' => 'select',

'name' => 'default_icon',

'class' => 'el-line',

'choices' => $this->iconNames

));

}

/*

* render_field()

*

* Create the HTML interface for your field

*

* @param $field (array) the $field being rendered

*

* @type action

* @since 3.6

* @date 23/01/13

*

* @param $field (array) the $field being edited

* @return n/a

*/

function render_field($field)

{

$this->selectedIcon = (isset($field['value'])) ? $field['value'] : null;

if (!is_null($field['default_icon']) && is_null($field['value']))

$this->selectedIcon = $field['default_icon'];

echo '<div class="ef-icon-wrapper">';

echo '<div class="ef-icon-preview ' . $this->selectedIcon . '"></div>';

echo '<select id="' . $field['id'] . '" class="' . $field['class'] . ' icon-font-selector " name="' . $field['name'] . '">';

if (is_array($this->iconNames)) {

foreach ($this->iconNames as $key => $value) {

$selected = ($this->selectedIcon == $value) ? "selected='selected'" : null;

echo '<option class="' . $value . '" value="' . $value . '" ' . $selected . '>' . $value . '</option>';

}

}

echo '</select>';

echo '</div>';

}

/*

* input_admin_enqueue_scripts()

*

* This action is called in the admin_enqueue_scripts action on the edit screen where your field is created.

* Use this action to add CSS + JavaScript to assist your render_field() action.

*

* @type action (admin_enqueue_scripts)

* @since 3.6

* @date 23/01/13

*

* @param n/a

* @return n/a

*/

function input_admin_enqueue_scripts()

{

$dir = plugin_dir_url(__FILE__);

// register & include JS

wp_register_script('acf-input-icon_font_js', "{$dir}js/input.js");

wp_enqueue_script('acf-input-icon_font_js');

// register & include CSS

wp_register_style('acf-input-icon_font_el', "{$dir}css/et-line.css");

wp_register_style('acf-input-icon_font_input', "{$dir}css/input.css");

wp_enqueue_style('acf-input-icon_font_el');

wp_enqueue_style('acf-input-icon_font_input');

}

/*

* input_admin_head()

*

* This action is called in the admin_head action on the edit screen where your field is created.

* Use this action to add CSS and JavaScript to assist your render_field() action.

*

* @type action (admin_head)

* @since 3.6

* @date 23/01/13

*

* @param n/a

* @return n/a

*/

/*

function input_admin_head() {

}

*/

/*

* input_form_data()

*

* This function is called once on the 'input' page between the head and footer

* There are 2 situations where ACF did not load during the 'acf/input_admin_enqueue_scripts' and

* 'acf/input_admin_head' actions because ACF did not know it was going to be used. These situations are

* seen on comments / user edit forms on the front end. This function will always be called, and includes

* $args that related to the current screen such as $args['post_id']

*

* @type function

* @date 6/03/2014

* @since 5.0.0

*

* @param $args (array)

* @return n/a

*/

/*

function input_form_data( $args ) {

}

*/

/*

* input_admin_footer()

*

* This action is called in the admin_footer action on the edit screen where your field is created.

* Use this action to add CSS and JavaScript to assist your render_field() action.

*

* @type action (admin_footer)

* @since 3.6

* @date 23/01/13

*

* @param n/a

* @return n/a

*/

/*

function input_admin_footer() {

}

*/

/*

* field_group_admin_enqueue_scripts()

*

* This action is called in the admin_enqueue_scripts action on the edit screen where your field is edited.

* Use this action to add CSS + JavaScript to assist your render_field_options() action.

*

* @type action (admin_enqueue_scripts)

* @since 3.6

* @date 23/01/13

*

* @param n/a

* @return n/a

*/

/*

function field_group_admin_enqueue_scripts() {

}

*/

/*

* field_group_admin_head()

*

* This action is called in the admin_head action on the edit screen where your field is edited.

* Use this action to add CSS and JavaScript to assist your render_field_options() action.

*

* @type action (admin_head)

* @since 3.6

* @date 23/01/13

*

* @param n/a

* @return n/a

*/

/*

function field_group_admin_head() {

}

*/

/*

* load_value()

*

* This filter is applied to the $value after it is loaded from the db

*

* @type filter

* @since 3.6

* @date 23/01/13

*

* @param $value (mixed) the value found in the database

* @param $post_id (mixed) the $post_id from which the value was loaded

* @param $field (array) the field array holding all the field options

* @return $value

*/

function load_value($value, $post_id, $field)

{

$this->selectedIcon = $value;

return $value;

}

/*

* update_value()

*

* This filter is applied to the $value before it is saved in the db

*

* @type filter

* @since 3.6

* @date 23/01/13

*

* @param $value (mixed) the value found in the database

* @param $post_id (mixed) the $post_id from which the value was loaded

* @param $field (array) the field array holding all the field options

* @return $value

*/

/*

function update_value( $value, $post_id, $field ) {

return $value;

}

*/

/*

* format_value()

*

* This filter is appied to the $value after it is loaded from the db and before it is returned to the template

*

* @type filter

* @since 3.6

* @date 23/01/13

*

* @param $value (mixed) the value which was loaded from the database

* @param $post_id (mixed) the $post_id from which the value was loaded

* @param $field (array) the field array holding all the field options

*

* @return $value (mixed) the modified value

*/

/*

function format_value( $value, $post_id, $field ) {

// bail early if no value

if( empty($value) ) {

return $value;

}

// apply setting

if( $field['font_size'] > 12 ) {

// format the value

// $value = 'something';

}

// return

return $value;

}

*/

/*

* validate_value()

*

* This filter is used to perform validation on the value prior to saving.

* All values are validated regardless of the field's required setting. This allows you to validate and return

* messages to the user if the value is not correct

*

* @type filter

* @date 11/02/2014

* @since 5.0.0

*

* @param $valid (boolean) validation status based on the value and the field's required setting

* @param $value (mixed) the $_POST value

* @param $field (array) the field array holding all the field options

* @param $input (string) the corresponding input name for $_POST value

* @return $valid

*/

/*

function validate_value( $valid, $value, $field, $input ){

// Basic usage

if( $value < $field['custom_minimum_setting'] )

{

$valid = false;

}

// Advanced usage

if( $value < $field['custom_minimum_setting'] )

{

$valid = __('The value is too little!','acf-icon_font'),

}

// return

return $valid;

}

*/

/*

* delete_value()

*

* This action is fired after a value has been deleted from the db.

* Please note that saving a blank value is treated as an update, not a delete

*

* @type action

* @date 6/03/2014

* @since 5.0.0

*

* @param $post_id (mixed) the $post_id from which the value was deleted

* @param $key (string) the $meta_key which the value was deleted

* @return n/a

*/

/*

function delete_value( $post_id, $key ) {

}

*/

/*

* load_field()

*

* This filter is applied to the $field after it is loaded from the database

*

* @type filter

* @date 23/01/2013

* @since 3.6.0

*

* @param $field (array) the field array holding all the field options

* @return $field

*/

/*

function load_field( $field ) {

return $field;

}

*/

/*

* update_field()

*

* This filter is applied to the $field before it is saved to the database

*

* @type filter

* @date 23/01/2013

* @since 3.6.0

*

* @param $field (array) the field array holding all the field options

* @return $field

*/

/*

function update_field( $field ) {

return $field;

}

*/

/*

* delete_field()

*

* This action is fired after a field is deleted from the database

*

* @type action

* @date 11/02/2014

* @since 5.0.0

*

* @param $field (array) the field array holding all the field options

* @return n/a

*/

/*

function delete_field( $field ) {

}

*/

function helpers_get_dir($file)

{

$dir = trailingslashit(dirname($file));

$count = 0;

// sanitize for Win32 installs

$dir = str_replace('\\', '/', $dir);

// if file is in plugins folder

$wp_plugin_dir = str_replace('\\', '/', WP_PLUGIN_DIR);

$dir = str_replace($wp_plugin_dir, plugins_url(), $dir, $count);

if ($count < 1) {

// if file is in wp-content folder

$wp_content_dir = str_replace('\\', '/', WP_CONTENT_DIR);

$dir = str_replace($wp_content_dir, content_url(), $dir, $count);

}

if ($count < 1) {

// if file is in ??? folder

$wp_dir = str_replace('\\', '/', ABSPATH);

$dir = str_replace($wp_dir, site_url('/'), $dir);

}

return $dir;

}