init blog

wp-content/themes/Beginning/includes/widgets/widget-banner.php

@@ -0,0 +1,72 @@
+<?php  
+/**
+ * 小工具：广告
+ */
+class Bing_widget_banner extends WP_Widget{
+
+	//默认设置
+	public $default_instance = array();
+
+	//初始化
+	function __construct(){
+		parent::__construct(
+			'banner',
+			THEME_WIDGET_PREFIX . __( '广告', 'Bing' ),
+			array( 'description' => __( '自定义广告代码', 'Bing' ) )
+		);
+		$this->default_instance = array(
+			'title' => __( '广告', 'Bing' ),
+			'code'  => ''
+		);
+	}
+
+	//小工具内容
+	function widget( $args, $instance ){
+		if( empty( $instance ) ) $instance = $this->default_instance;
+		$title = apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base );
+		echo $args['before_widget'];
+			if( !empty( $title ) ) echo $args['before_title'] . $title . $args['after_title'];
+			echo $instance['code'];
+		echo $args['after_widget'];
+	}
+
+	//保存设置选项
+	function update( $new_instance, $old_instance ){
+		$instance = array();
+		
+		//标题
+		$instance['title'] = strip_tags( $new_instance['title'] );
+
+		//广告代码
+		$instance['code'] = force_balance_tags( $new_instance['code'] );
+		$instance['code'] = do_shortcode( $instance['code'] );
+
+		return $instance;
+	}
+
+	//设置表单
+	function form( $instance ){
+		$instance = wp_parse_args( $instance, $this->default_instance );
+?>
+		<p>
+			<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php _e( '标题：', 'Bing' ); ?></label>
+			<input type="text" class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" />
+		</p>
+		<p>
+			<label for="<?php echo esc_attr( $this->get_field_id( 'code' ) ); ?>"><?php _e( '广告代码：', 'Bing' ); ?></label>
+			<textarea class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'code' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'code' ) ); ?>" rows="10"><?php echo esc_attr( $instance['code'] ); ?></textarea>
+		</p>
+		<?php if( !empty( $instance['code'] ) ): ?>
+			<p><?php _e( '广告预览：', 'Bing' ); ?></p>
+			<div style="margin: 13px 0; overflow: hidden;">
+				<?php echo $instance['code']; ?>
+				<div class="clear: both;"></div>
+			</div>
+		<?php endif; ?>
+<?php
+	}
+
+}
+register_widget( 'Bing_widget_banner' );
+
+//End of page.