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<?php |
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class LP_Meta_Box_Question extends LP_Meta_Box { |
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|
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private static $_instance = null; |
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|
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public $post_type = LP_QUESTION_CPT; |
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|
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public function add_meta_box() { |
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add_meta_box( 'question_settings', esc_html__( 'Question Settings', 'learnpress' ), array( $this, 'output' ), $this->post_type, 'normal', 'high' ); |
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} |
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|
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public function metabox( $post_id ) { |
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return apply_filters( |
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'lp/metabox/question/lists', |
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array( |
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'_lp_mark' => new LP_Meta_Box_Text_Field( |
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esc_html__( 'Points', 'learnpress' ), |
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esc_html__( 'Points for choosing the correct answer.', 'learnpress' ), |
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'1', |
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array( |
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'type_input' => 'number', |
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'custom_attributes' => array( |
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'min' => '1', |
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'step' => '1', |
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), |
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'style' => 'width: 60px;', |
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) |
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), |
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'_lp_hint' => new LP_Meta_Box_Textarea_Field( |
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esc_html__( 'Hint', 'learnpress' ), |
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esc_html__( 'Instruction for user to select the right answer. The text will be shown when users click the \'Hint\' button.', 'learnpress' ), |
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'' |
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), |
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'_lp_explanation' => new LP_Meta_Box_Textarea_Field( |
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esc_html__( 'Explanation', 'learnpress' ), |
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esc_html__( 'Explanation will be displayed when students click button "Check Answer".', 'learnpress' ), |
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'' |
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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 output( $post ) { |
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parent::output( $post ); |
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?> |
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|
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<div class="lp-meta-box lp-meta-box--question"> |
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<div class="lp-meta-box__inner"> |
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<?php |
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do_action( 'learnpress/question-settings/before' ); |
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// Check if add_filter to old version. |
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$is_old = false; |
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|
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foreach ( $this->metabox( $post->ID ) as $key => $object ) { |
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if ( is_a( $object, 'LP_Meta_Box_Field' ) ) { |
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$object->id = $key; |
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echo wp_kses_post( $object->output( $post->ID ) ); |
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} elseif ( is_array( $object ) ) { |
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$is_old = true; |
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} |
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} |
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|
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if ( $is_old ) { |
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lp_meta_box_output( $this->metabox( $post->ID ) ); |
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} |
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|
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do_action( 'learnpress/question-settings/after' ); |
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?> |
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</div> |
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</div> |
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|
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<?php |
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} |
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|
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public static function instance() { |
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if ( is_null( self::$_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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LP_Meta_Box_Question::instance(); |
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|
