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<?php |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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if ( ! class_exists( 'StockpackCaptions' ) ) { |
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class StockpackCaptions { |
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/** |
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* @var Singleton The reference the *Singleton* instance of this class |
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*/ |
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private static $instance; |
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|
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/** @var StockpackAdmin */ |
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public $admin; |
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|
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/** @var StockpackQuery */ |
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public $query; |
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|
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/** @var StockpackSettings */ |
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public $settings; |
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|
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public $initialized = false; |
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|
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public static function get_instance() { |
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if ( null === self::$instance ) { |
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self::$instance = new self(); |
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} |
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|
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return self::$instance; |
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} |
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|
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/** |
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* StockPack constructor. |
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*/ |
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protected function __construct() { |
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add_action( 'init', array( $this, 'init' ) ); |
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} |
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|
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/** |
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* |
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*/ |
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public function init() { |
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if ( $this->initialized ) { |
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return $this; |
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} |
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$this->initialized = true; |
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$this->admin = \StockpackAdmin::get_instance(); |
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$this->query = \StockpackQuery::get_instance(); |
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$this->settings = \StockpackSettings::get_instance(); |
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$this->actions(); |
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$this->filters(); |
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|
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return $this; |
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} |
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|
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/** |
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* |
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*/ |
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public function filters() { |
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add_filter( 'stockpack_caption', array( $this, 'add_caption_to_premium' ), 10, 2 ); |
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add_filter( 'attachment_fields_to_edit', array( $this, 'add_caption_fields' ), 10, 2 ); |
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add_filter( 'attachment_fields_to_save', array( $this, 'save_caption_fields' ), 10, 2 ); |
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add_filter( 'attachment_fields_to_edit', array( $this, 'add_license_history_link' ), 20, 2 ); |
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} |
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|
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/** |
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* |
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*/ |
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public function actions() { |
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|
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} |
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|
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public function add_caption_to_premium( $caption, $image ) { |
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if ( ! $this->query->is_provider_premium( $image->data->provider ) ) { |
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return $caption; |
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} |
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if ( $this->settings->get_premium_providers_caption_setting() === 'yes' ) { |
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return $caption; |
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} |
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|
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return ''; |
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|
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} |
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|
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public function add_caption_fields( $form_fields, $post ) { |
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if ( $this->settings->get_standard_fields_caption_setting() !== 'yes' ) { |
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return $form_fields; |
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} |
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|
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$checked = get_post_meta( $post->ID, 'stockpack_caption_generate', true ); |
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$checked = ( $checked == 1 ) ? 'checked="checked"' : ""; |
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$form_fields['stockpack_caption_generate'] = array( |
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'label' => __( 'Generate', 'stockpack' ), |
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'input' => 'html', |
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'html' => '<input type="checkbox" id="attachments-' . $post->ID . '-checkbox_field" name="attachments[' . $post->ID . '][stockpack_caption_generate]" value="1" ' . $checked . ' /> ', |
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'value' => 1, |
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'helps' => 'Changing fields will generate a new caption if this is checked. Uncheck if you want to prevent the caption being overwritten', |
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); |
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|
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$form_fields['stockpack_author_name'] = array( |
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'label' => __( 'Author', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_author_name', true ), |
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'helps' => 'The full name of the author (caption/credit)', |
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); |
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|
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$form_fields['stockpack_author_url'] = array( |
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'label' => __( 'Author URL', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_author_url', true ), |
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'helps' => 'The full URL of the author (caption/credit)', |
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); |
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|
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$form_fields['stockpack_provider'] = array( |
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'label' => __( 'Source', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_provider', true ), |
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'helps' => 'The full name of the image source. It can also be used as the image Title (caption/credit)', |
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); |
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|
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$form_fields['stockpack_image_url'] = array( |
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'label' => __( 'Source URL', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_image_url', true ), |
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'helps' => 'The full URL of the image (caption/credit)', |
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); |
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|
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$form_fields['stockpack_license'] = array( |
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'label' => __( 'License', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_license', true ), |
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'helps' => 'The full name of the image license source (caption/credit)', |
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); |
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|
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$form_fields['stockpack_license_url'] = array( |
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'label' => __( 'License URL', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_license_url', true ), |
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'helps' => 'The full URL of the image license source (caption/credit)', |
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); |
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|
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$form_fields['stockpack_modification'] = array( |
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'label' => __( 'Mods', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_modification', true ), |
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'helps' => 'State any alterations, eg:desaturated (caption/credit)', |
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); |
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|
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$form_fields['stockpack_extra'] = array( |
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'label' => __( 'Extra', 'stockpack' ), |
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'input' => 'text', |
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'value' => get_post_meta( $post->ID, 'stockpack_extra', true ), |
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'helps' => 'You can use this field to add further description. It will show up first and create a new line', |
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); |
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|
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|
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return $form_fields; |
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} |
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|
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public function add_license_history_link( $form_fields, $post ) { |
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if ( ! get_post_meta( $post->ID, 'stockpack_id', true ) ) { |
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return $form_fields; |
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} |
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|
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$form_fields['stockpack_license_history'] = array( |
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'label' => 'StockPack', |
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'input' => 'html', |
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'html' => '<a href="' . esc_url( $this->query->dashboard_url( 'license-history?source=plugin' ) ) . '" target="_blank" rel="noopener">' . esc_html__( 'License history', 'stockpack' ) . '</a>', |
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); |
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|
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return $form_fields; |
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} |
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|
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function generate_license_link( $post, $attachment ) { |
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if ( ! isset( $attachment['stockpack_license'] ) ) { |
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return $post; |
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} |
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|
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$autocomplete_options = array( |
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'ccby' => array( |
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'name' => 'CC BY 4.0', |
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'url' => 'https://creativecommons.org/licenses/by/4.0/', |
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), |
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'cc0' => array( |
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'name' => 'CC0', |
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'url' => 'https://creativecommons.org/share-your-work/public-domain/cc0/' |
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), |
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'public' => array( |
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'name' => 'Public Domain', |
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'url' => 'https://creativecommons.org/share-your-work/public-domain/' |
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|
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) |
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); |
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|
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$autocomplete_options = apply_filters( 'stockpack_autocomplete_licenses', $autocomplete_options, $attachment ); |
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|
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|
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$key = str_replace( ' ', '', strtolower( $attachment['stockpack_license'] ) ); |
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if ( isset( $autocomplete_options[ $key ] ) ) { |
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update_post_meta( $post['ID'], 'stockpack_license', $autocomplete_options[ $key ]['name'] ); |
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update_post_meta( $post['ID'], 'stockpack_license_url', $autocomplete_options[ $key ]['url'] ); |
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} |
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|
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return $post; |
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} |
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|
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|
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function save_caption_fields( $post, $attachment ) { |
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if ( $this->settings->get_standard_fields_caption_setting() !== 'yes' ) { |
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return $post; |
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} |
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|
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$fields = array( |
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'stockpack_author_name', |
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'stockpack_author_url', |
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'stockpack_provider', |
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'stockpack_image_url', |
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'stockpack_license', |
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'stockpack_license_url', |
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'stockpack_modification', |
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'stockpack_caption_generate', |
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'stockpack_modification' |
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); |
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|
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foreach ( $fields as $field ) { |
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if ( isset( $attachment[ $field ] ) ) { |
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update_post_meta( $post['ID'], $field, $attachment[ $field ] ); |
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} else { |
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delete_post_meta( $post['ID'], $field ); |
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} |
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} |
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|
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|
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$post = $this->generate_license_link( $post, $attachment ); |
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if ( isset( $attachment['stockpack_caption_generate'] ) ) { |
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$post['post_excerpt'] = $this->generate_caption( $attachment ); |
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} |
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|
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return $post; |
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} |
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|
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public function generate_caption( $attachment ) { |
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/** Based on @https://wiki.creativecommons.org/wiki/best_practices_for_attribution |
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* Code left verbose to be simpler to modify and copy |
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*/ |
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|
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$caption =''; |
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if ( isset( $attachment['stockpack_extra'] ) && $attachment['stockpack_extra']) { |
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$caption .= '<div class="stockpack-extra-caption">'.$attachment['stockpack_extra'].'</div>'; |
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} |
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|
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$caption .= __( 'Photo by', 'stockpack' ) . ' '; |
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/** Author */ |
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if ( isset( $attachment['stockpack_author_url'] ) && $attachment['stockpack_author_url'] && ( isset( $attachment['stockpack_author_name'] ) ) && $attachment['stockpack_author_name'] ) { |
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$caption .= '<a href="' . $attachment['stockpack_author_url'] . '">'; |
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} |
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if ( isset( $attachment['stockpack_author_name'] ) && $attachment['stockpack_author_name'] ) { |
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$caption .= $attachment['stockpack_author_name']; |
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} |
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|
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if ( isset( $attachment['stockpack_author_url'] ) && $attachment['stockpack_author_url'] && ( isset( $attachment['stockpack_author_name'] ) ) && $attachment['stockpack_author_name'] ) { |
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$caption .= '</a>'; |
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} |
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/** End Author */ |
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|
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|
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/** Provider/Image title/Image Source */ |
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if ( ( isset( $attachment['stockpack_provider'] ) && $attachment['stockpack_provider'] ) ) { |
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$caption .= ' ' . __( 'on', 'stockpack' ) . ' '; |
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} |
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|
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if ( isset( $attachment['stockpack_image_url'] ) && $attachment['stockpack_image_url'] && ( isset( $attachment['stockpack_provider'] ) ) && $attachment['stockpack_provider'] ) { |
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$caption .= '<a href="' . $attachment['stockpack_image_url'] . '">'; |
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} |
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|
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if ( isset( $attachment['stockpack_provider'] ) && $attachment['stockpack_provider'] ) { |
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$caption .= $attachment['stockpack_provider']; |
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} |
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|
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if ( isset( $attachment['stockpack_image_url'] ) && $attachment['stockpack_image_url'] && ( isset( $attachment['stockpack_provider'] ) ) && $attachment['stockpack_provider'] ) { |
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$caption .= '</a>'; |
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} |
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/** End Provider/Image title/Image Source */ |
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|
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|
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/** License */ |
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if ( ( isset( $attachment['stockpack_license'] ) && $attachment['stockpack_license'] ) || ( isset( $attachment['stockpack_license_url'] ) && $attachment['stockpack_license_url'] ) ) { |
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$caption .= ' ' . __( 'used under', 'stockpack' ) . ' '; |
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} |
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|
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if ( isset( $attachment['stockpack_license_url'] ) && $attachment['stockpack_license_url'] && ( isset( $attachment['stockpack_license'] ) && $attachment['stockpack_license'] ) ) { |
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$caption .= '<a href="' . $attachment['stockpack_license_url'] . '">'; |
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} |
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|
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if ( isset( $attachment['stockpack_license'] ) && $attachment['stockpack_license'] ) { |
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$caption .= $attachment['stockpack_license']; |
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} |
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|
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if ( isset( $attachment['stockpack_license_url'] ) && $attachment['stockpack_license_url'] && ( isset( $attachment['stockpack_license'] ) && $attachment['stockpack_license'] ) ) { |
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$caption .= '</a>'; |
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} |
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/** End License */ |
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|
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if ( isset( $attachment['stockpack_modification'] ) && $attachment['stockpack_modification'] ) { |
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$caption .= ' / ' . $attachment['stockpack_modification']; |
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} |
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|
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return apply_filters( 'stockpack_generated_caption', $caption, $attachment ); |
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|
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|
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} |
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|
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public function featured_image_caption( $attachment_id ) { |
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return stockpack_fetch_caption( $attachment_id ); |
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} |
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|
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|
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} |
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|
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$GLOBALS['stockpack_captions'] = StockpackCaptions::get_instance(); |
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} |
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|
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|
