Current File : /var/www/projetos/takthua.com.br/wp-content/plugins/ml-slider/admin/slideshows/slides/Slide.php
<?php
if (!defined('ABSPATH')) die('No direct access.');
/**
* Class to handle individual slides
*/
class MetaSlider_Slide {
/**
* The id of the current slide
*
* @var string|int
*/
public $slide_id;
/**
* The id of the slideshow
*
* @var string|int
*/
public $slideshow_id;
/**
* The data used to update the slide
*
* @var array
*/
public $slide_data = array();
/**
* Slide instance
*
* @var object
* @see get_instance()
*/
protected static $instance = null;
/**
* The slide type
*
* @var string
*/
public static $slide_type = 'image';
/**
* Since WP doesn't throw exceptions
*
* @see __call
* @var WP_Error
*/
public $error;
/**
* Constructor
*
* @param mixed $slideshow_id - ID of the slideshow
* @param mixed $slide_id - An id of a slide or
*/
public function __construct($slideshow_id = null, $slide_id = null) {
// This requires a slideshow id
if ('ml-slider' !== get_post_type($slideshow_id)) {
$this->error = new WP_Error('slide_init_failed', 'Creating a slide requires a slideshow ID');
wp_die($this->error);
}
$this->slideshow_id = $slideshow_id;
$this->slide_id = $slide_id;
}
/**
* Used to update the modified date of the slideshow parent post type
*
* @return null
*/
public function __destruct() {
if ($this->slideshow_id) {
wp_update_post(array('ID' => $this->slideshow_id));
}
}
/**
* Used to access the instance
*
* @param mixed $slideshow_id - ID of the slideshow
* @return MetaSlider_Slide
*/
public static function get_instance($slideshow_id = null) {
if (null === self::$instance) self::$instance = new self($slideshow_id);
return self::$instance;
}
/**
* Exit if there's a WP_Error
*
* @param string $name - The name of the method being called
* @param array $arguments - An enumerated array containing the parameters passed to the $name'ed method
*/
public function __call($name, $arguments) {
if (is_wp_error($this->error)) {
wp_die($this->error);
}
}
/**
* Method to create a single slide. This isn't currently being used.
*
* @return self
*/
public function create_empty_slide() {
// TODO: Refactor everywhere to have a better post_title
$return = wp_insert_post(
array(
'post_title' => "Slider {$this->slideshow_id} - {$this->type}",
'post_status' => 'publish',
'post_type' => 'ml-slide'
)
);
if (is_wp_error($return)) {
$this->error = $return;
return $this;
}
$this->slide_id = $return->ID;
// Set some defaults for the image slide
update_post_meta($this->slide_id, 'ml-slider_type', $this->type);
update_post_meta($this->slide_id, 'ml-slider_inherit_image_title', true);
update_post_meta($this->slide_id, 'ml-slider_inherit_image_alt', true);
return $this;
}
/**
* Method to create a single slide
*
* @param array $data - Optional data that builds the slide
* @return self
*/
public function create_slide($data = null) {
if (is_null($this->slide_data)) {
$this->error = new WP_Error('slide_create_failed', 'Creating a slide requires image data to be set');
return $this;
}
if (!class_exists('MetaImageSlide')) {
require_once(METASLIDER_PATH . 'inc/slide/metaslide.image.class.php');
}
// TODO: Uses the previously existing class to create the slide (refactor this)
$slide = new MetaImageSlide();
$slide_data = $slide->add_slide(
$this->slideshow_id, $this->slide_data
);
if (is_wp_error($slide_data)) {
$this->error = $slide_data;
return $this;
}
$this->slide_id = $slide_data['slide_id'];
// If there were errors creating the slide, we can still attempt to crop
$slide->resize_slide($this->slide_id, $this->slideshow_id);
return $this;
}
/**
* Method to update a single slide, right now just the image.
*
* @param array $data - The data for the slide including the image id
* @return self
*/
public function update($data = null) {
if (is_null($data) && is_null($this->slide_data)) {
wp_die(new WP_Error('slide_create_failed', 'Creating a slide requires data to update'));
}
// If data wasn't passed in then use the imported image
$image = is_null($data) ? $this->slide_data : $data;
set_post_thumbnail($this->slide_id, $image['id']);
if (!class_exists('MetaImageSlide')) {
require_once(METASLIDER_PATH . 'inc/slide/metaslide.image.class.php');
}
// TODO: Uses the previously existing class to create the slide (refactor this but not critical)
$slide = new MetaImageSlide();
$return = $slide->update_slide($this->slide_id, $image['id'], $this->slideshow_id);
if (is_wp_error($return)) {
$this->error = $return;
return $this;
}
// This performs the cropping of the image
$slide->resize_slide($this->slide_id, $this->slideshow_id);
return $this;
}
/**
* Method to import an image. If nothing passed in it will load in a random one from
* the theme directory. A theme can also be defined. Currently not used by this plugin.
*
* @param array $image - Images to upload, if any
* @param string $theme_id - The folder name of a theme
* @return self
*/
public function import_image($image, $theme_id = null) {
$image_id = Metaslider_Image::instance()->import($image, $theme_id);
if (is_wp_error($image_id)) {
$this->error = $image_id;
return $this;
}
$this->slide_data = $this->make_image_slide_data($image_id);
return $this;
}
/**
* Adds the type and image id to an array
*
* @param int $image_id - Image ID
* @return array
*/
public function add_image($image_id) {
$this->slide_data = $this->make_image_slide_data($image_id);
return $this;
}
/**
* Adds the type and image id to an array
* Public for legacy reasons, otherwise should be private. i.e. don't use it outside this class.
*
* @param int $image_id - Image ID
* @return array
*/
public function make_image_slide_data($image_id) {
return array(
'type' => 'image',
'id' => absint($image_id)
);
}
/**
* Method to import image slides from an image or a theme (using default images)
*
* @deprecated
* @param string $slideshow_id - The id of the slideshow
* @param string $theme_id - The folder name of a theme
* @param array $images - Images to upload, if any
* @return WP_Error|array - The array of ids that were uploaded
*/
public function import($slideshow_id, $theme_id = null, $images = array()) {
$images = !empty($images) ? $images : Metaslider_Image::instance()->get_theme_images($theme_id);
if (is_wp_error($images)) return $images;
$image_ids = array();
foreach ($images as $image) {
$image_ids[] = $this->upload_image($image, $theme_id);
}
return $this->create($slideshow_id, array_map(array($this, "make_image_slide_data"), $image_ids));
}
/**
* Method to create slides, single or multiple. Better to create slides by one instead
*
* @deprecated
* @param string|int $slideshow_id - The id of the slideshow
* @param array $data - The data for the slide
* @return array - The array of ids that were uploaded
*/
public function create($slideshow_id, $data) {
$this->slideshow = $slideshow_id;
$slide_ids = array();
foreach ($data as $slide_data) {
$slide_ids[] = $this->create_slide($slide_data);
}
return $slide_ids;
}
/**
* Method to disassociate slides from a slideshow and mark them as trashed
*
* @deprecated
* @param int $slideshow_id - the id of the slideshow
* @return int
*/
public function delete_from_slideshow($slideshow_id) {
if (!class_exists('MetaSlider_Slideshows')) {
require_once METASLIDER_PATH . 'Slideshows.php';
}
$slideshow = MetaSlider_Themes::get_instance();
return $slideshow->delete_all_slides($this->slideshow_id);
}
}
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