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@gregrickaby
Created February 15, 2012 18:41
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Radio Latest News
<?php
/**
* Adds Radio Latest News Widget.
*
* @package Radio
* @package Widgets
* @author Greg Rickaby, Justin Sternberg (@Jtsternberg), Travis Smith (@wp_smith), and StudioPress
* @license http://www.opensource.org/licenses/gpl-license.php GPL v2.0 (or later)
* @link http://www.studiopress.com/themes/genesis
*/
/**
* Radio Latest Posts widget class.
*
* @package Radio
* @package Widgets
*
* @since 1.0.0
*/
class Radio_Latest_News extends WP_Widget {
/**
* Holds widget settings defaults, populated in constructor.
*
* @var array
*/
protected $defaults;
/**
* Constructor. Set the default widget options and create widget.
*
* @since 1.0.0
*/
function __construct() {
$this->defaults = array(
'title' => 'Latest News',
'posts_cat' => '',
'posts_num' => 3,
'posts_offset' => 0,
'orderby' => '',
'order' => '',
'show_image' => 1,
'image_alignment' => '',
'image_size' => '',
'show_gravatar' => 0,
'gravatar_alignment' => '',
'gravatar_size' => '',
'show_title' => 1,
'show_byline' => 0,
'post_info' => '[post_date] ' . __( 'By', 'genesis' ) . ' [post_author_posts_link] [post_comments]',
'show_content' => 'content-limit',
'content_limit' => '300',
'more_text' => __( '[Continue...]', 'genesis' ),
'extra_num' => '',
'extra_title' => '',
'more_from_category' => '',
'more_from_category_text' => __( 'More Posts from this Category', 'genesis' ),
);
$widget_ops = array(
'classname' => 'radio-latest-news',
'description' => __( 'Displays the latest news with thumbnails', 'genesis' ),
);
$control_ops = array(
'id_base' => 'radio-latest-news',
'width' => 505,
'height' => 350,
);
$this->WP_Widget( 'radio-latest-news', __( 'Radio - Latest News', 'genesis' ), $widget_ops, $control_ops );
}
/**
* Echo the widget content.
*
* @since 1.0.0
*
* @param array $args Display arguments including before_title, after_title, before_widget, and after_widget.
* @param array $instance The settings for the particular instance of the widget
*/
function widget( $args, $instance ) {
extract( $args );
/** Merge with defaults */
$instance = wp_parse_args( (array) $instance, $this->defaults );
echo $before_widget;
/** Set up the author bio */
if ( ! empty( $instance['title'] ) )
echo $before_title . apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) . $after_title;
$query_args = array(
'post_type' => 'post',
'cat' => $instance['posts_cat'],
'showposts' => $instance['posts_num'],
'offset' => $instance['posts_offset'],
'orderby' => $instance['orderby'],
'order' => $instance['order'],
);
$latest_news = new WP_Query( $query_args );
$loop_counter = 1;
if ( $latest_news->have_posts() ) : while ( $latest_news->have_posts() ) : $latest_news->the_post();
$classes = '';
if ( $loop_counter == 1 ) { $classes .= 'first '; }
if ($loop_counter % 2 == 0) { $classes .= 'even'; } else { $classes .= 'odd'; }
if ( $loop_counter == $instance['posts_num'] ) { $classes .= ' last'; }
echo '<div class="' . implode( ' ', get_post_class( $classes) ).'">';
if ( ! empty( $instance['show_title'] ) )
printf( '<h2 class="latest-news"><a href="%s" title="%s">%s</a></h2>', get_permalink(), the_title_attribute( 'echo=0' ), get_the_title() );
if ( ! empty( $instance['show_gravatar'] ) ) {
echo '<span class="' . esc_attr( $instance['gravatar_alignment'] ) . '">';
echo get_avatar( get_the_author_meta( 'ID' ), $instance['gravatar_size'] );
echo '</span>';
}
if ( ! empty( $instance['show_image'] ) )
echo '<a href="' . get_permalink() . '">';
the_post_thumbnail( 'featured', array( 'class' => 'attachment-featured' ) );
echo '</a>';
if ( ! empty( $instance['show_byline'] ) && ! empty( $instance['post_info'] ) )
printf( '<p class="byline post-info">%s</p>', do_shortcode( $instance['post_info'] ) );
if ( ! empty( $instance['show_content'] ) ) {
if ( 'excerpt' == $instance['show_content'] )
the_excerpt();
elseif ( 'content-limit' == $instance['show_content'] ) {
if ( strip_shortcodes( get_the_content() ) != '' ) {
the_content_limit( (int) $instance['content_limit'], esc_html( $instance['more_text'] ) );
} elseif ( get_the_content() != '' && strip_shortcodes( get_the_content() ) == '' ) {
// do nothing
}
}
else
the_content( esc_html( $instance['more_text'] ) );
}
echo '</div><!--end post_class()-->'."\n\n";
$loop_counter++;
endwhile; endif;
/** The EXTRA Posts (list) */
if ( ! empty( $instance['extra_num'] ) ) {
if ( ! empty( $instance['extra_title'] ) )
echo $before_title . esc_html( $instance['extra_title'] ) . $after_title;
$offset = intval( $instance['posts_num'] ) + intval( $instance['posts_offset'] );
$query_args = array(
'cat' => $instance['posts_cat'],
'showposts' => $instance['extra_num'],
'offset' => $offset,
);
$extra_posts = new WP_Query( $query_args );
$listitems = '';
if ( $extra_posts->have_posts() ) {
while ( $extra_posts->have_posts() ) {
$extra_posts->the_post();
$listitems .= sprintf( '<li><a href="%s" title="%s">%s</a></li>', get_permalink(), the_title_attribute( 'echo=0' ), get_the_title() );
}
if ( strlen( $listitems ) > 0 )
printf( '<ul>%s</ul>', $listitems );
}
}
if ( ! empty( $instance['more_from_category'] ) && ! empty( $instance['posts_cat'] ) )
printf(
'<p class="more-from-category"><a href="%1$s" title="%2$s">%3$s</a></p>',
esc_url( get_category_link( $instance['posts_cat'] ) ),
esc_attr( get_cat_name( $instance['posts_cat'] ) ),
esc_html( $instance['more_from_category_text'] )
);
echo $after_widget;
wp_reset_query();
}
/**
* Update a particular instance.
*
* This function should check that $new_instance is set correctly.
* The newly calculated value of $instance should be returned.
* If "false" is returned, the instance won't be saved/updated.
*
* @since 1.0.0
*
* @param array $new_instance New settings for this instance as input by the user via form()
* @param array $old_instance Old settings for this instance
* @return array Settings to save or bool false to cancel saving
*/
function update( $new_instance, $old_instance ) {
$new_instance['title'] = strip_tags( $new_instance['title'] );
$new_instance['more_text'] = strip_tags( $new_instance['more_text'] );
$new_instance['post_info'] = wp_kses_post( $new_instance['post_info'] );
return $new_instance;
}
/**
* Echo the settings update form.
*
* @since 1.0.0
*
* @param array $instance Current settings
*/
function form( $instance ) {
/** Merge with defaults */
$instance = wp_parse_args( (array) $instance, $this->defaults );
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" class="widefat" />
</p>
<div class="genesis-widget-column">
<div class="genesis-widget-column-box genesis-widget-column-box-top">
<p>
<label for="<?php echo $this->get_field_id( 'posts_cat' ); ?>"><?php _e( 'Category', 'genesis' ); ?>:</label>
<?php
$categories_args = array(
'name' => $this->get_field_name( 'posts_cat' ),
'selected' => $instance['posts_cat'],
'orderby' => 'Name',
'hierarchical' => 1,
'show_option_all' => __( 'All Categories', 'genesis' ),
'hide_empty' => '0',
);
wp_dropdown_categories( $categories_args ); ?>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'posts_num' ); ?>"><?php _e( 'Number of Posts to Show', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'posts_num' ); ?>" name="<?php echo $this->get_field_name( 'posts_num' ); ?>" value="<?php echo esc_attr( $instance['posts_num'] ); ?>" size="2" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'posts_offset' ); ?>"><?php _e( 'Number of Posts to Offset', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'posts_offset' ); ?>" name="<?php echo $this->get_field_name( 'posts_offset' ); ?>" value="<?php echo esc_attr( $instance['posts_offset'] ); ?>" size="2" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'orderby' ); ?>"><?php _e( 'Order By', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'orderby' ); ?>" name="<?php echo $this->get_field_name( 'orderby' ); ?>">
<option value="date" <?php selected( 'date', $instance['orderby'] ); ?>><?php _e( 'Date', 'genesis' ); ?></option>
<option value="title" <?php selected( 'title', $instance['orderby'] ); ?>><?php _e( 'Title', 'genesis' ); ?></option>
<option value="parent" <?php selected( 'parent', $instance['orderby'] ); ?>><?php _e( 'Parent', 'genesis' ); ?></option>
<option value="ID" <?php selected( 'ID', $instance['orderby'] ); ?>><?php _e( 'ID', 'genesis' ); ?></option>
<option value="comment_count" <?php selected( 'comment_count', $instance['orderby'] ); ?>><?php _e( 'Comment Count', 'genesis' ); ?></option>
<option value="rand" <?php selected( 'rand', $instance['orderby'] ); ?>><?php _e( 'Random', 'genesis' ); ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'order' ); ?>"><?php _e( 'Sort Order', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'order' ); ?>" name="<?php echo $this->get_field_name( 'order' ); ?>">
<option value="DESC" <?php selected( 'DESC', $instance['order'] ); ?>><?php _e( 'Descending (3, 2, 1)', 'genesis' ); ?></option>
<option value="ASC" <?php selected( 'ASC', $instance['order'] ); ?>><?php _e( 'Ascending (1, 2, 3)', 'genesis' ); ?></option>
</select>
</p>
</div>
<div class="genesis-widget-column-box">
<p>
<input id="<?php echo $this->get_field_id( 'show_gravatar' ); ?>" type="checkbox" name="<?php echo $this->get_field_name( 'show_gravatar' ); ?>" value="1" <?php checked( $instance['show_gravatar'] ); ?>/>
<label for="<?php echo $this->get_field_id( 'show_gravatar' ); ?>"><?php _e( 'Show Author Gravatar', 'genesis' ); ?></label>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'gravatar_size' ); ?>"><?php _e( 'Gravatar Size', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'gravatar_size' ); ?>" name="<?php echo $this->get_field_name( 'gravatar_size' ); ?>">
<option value="45" <?php selected( 45, $instance['gravatar_size'] ); ?>><?php _e( 'Small (45px)', 'genesis' ); ?></option>
<option value="65" <?php selected( 65, $instance['gravatar_size'] ); ?>><?php _e( 'Medium (65px)', 'genesis' ); ?></option>
<option value="85" <?php selected( 85, $instance['gravatar_size'] ); ?>><?php _e( 'Large (85px)', 'genesis' ); ?></option>
<option value="125" <?php selected( 105, $instance['gravatar_size'] ); ?>><?php _e( 'Extra Large (125px)', 'genesis' ); ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'gravatar_alignment' ); ?>"><?php _e( 'Gravatar Alignment', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'gravatar_alignment' ); ?>" name="<?php echo $this->get_field_name( 'gravatar_alignment' ); ?>">
<option value="alignnone">- <?php _e( 'None', 'genesis' ); ?> -</option>
<option value="alignleft" <?php selected( 'alignleft', $instance['gravatar_alignment'] ); ?>><?php _e( 'Left', 'genesis' ); ?></option>
<option value="alignright" <?php selected( 'alignright', $instance['gravatar_alignment'] ); ?>><?php _e( 'Right', 'genesis' ); ?></option>
</select>
</p>
</div>
<div class="genesis-widget-column-box">
<p>
<input id="<?php echo $this->get_field_id( 'show_image' ); ?>" type="checkbox" name="<?php echo $this->get_field_name( 'show_image' ); ?>" value="1" <?php checked( $instance['show_image'] ); ?>/>
<label for="<?php echo $this->get_field_id( 'show_image' ); ?>"><?php _e( 'Show Featured Image', 'genesis' ); ?></label>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'image_size' ); ?>"><?php _e( 'Image Size', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'image_size' ); ?>" name="<?php echo $this->get_field_name( 'image_size' ); ?>">
<option value="thumbnail">thumbnail (<?php echo get_option( 'thumbnail_size_w' ); ?>x<?php echo get_option( 'thumbnail_size_h' ); ?>)</option>
<?php
$sizes = genesis_get_additional_image_sizes();
foreach( (array) $sizes as $name => $size )
echo '<option value="'.esc_attr( $name ).'" '.selected( $name, $instance['image_size'], FALSE ).'>'.esc_html( $name ).' ( '.$size['width'].'x'.$size['height'].' )</option>';
?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'image_alignment' ); ?>"><?php _e( 'Image Alignment', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'image_alignment' ); ?>" name="<?php echo $this->get_field_name( 'image_alignment' ); ?>">
<option value="alignnone">- <?php _e( 'None', 'genesis' ); ?> -</option>
<option value="alignleft" <?php selected( 'alignleft', $instance['image_alignment'] ); ?>><?php _e( 'Left', 'genesis' ); ?></option>
<option value="alignright" <?php selected( 'alignright', $instance['image_alignment'] ); ?>><?php _e( 'Right', 'genesis' ); ?></option>
</select>
</p>
</div>
</div>
<div class="genesis-widget-column genesis-widget-column-right">
<div class="genesis-widget-column-box genesis-widget-column-box-top">
<p>
<input id="<?php echo $this->get_field_id( 'show_title' ); ?>" type="checkbox" name="<?php echo $this->get_field_name( 'show_title' ); ?>" value="1" <?php checked( $instance['show_title'] ); ?>/>
<label for="<?php echo $this->get_field_id( 'show_title' ); ?>"><?php _e( 'Show Post Title', 'genesis' ); ?></label>
</p>
<p>
<input id="<?php echo $this->get_field_id( 'show_byline' ); ?>" type="checkbox" name="<?php echo $this->get_field_name( 'show_byline' ); ?>" value="1" <?php checked( $instance['show_byline'] ); ?>/>
<label for="<?php echo $this->get_field_id( 'show_byline' ); ?>"><?php _e( 'Show Post Info', 'genesis' ); ?></label>
<input type="text" id="<?php echo $this->get_field_id( 'post_info' ); ?>" name="<?php echo $this->get_field_name( 'post_info' ); ?>" value="<?php echo esc_attr( $instance['post_info'] ); ?>" class="widefat" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'show_content' ); ?>"><?php _e( 'Content Type', 'genesis' ); ?>:</label>
<select id="<?php echo $this->get_field_id( 'show_content' ); ?>" name="<?php echo $this->get_field_name( 'show_content' ); ?>">
<option value="content" <?php selected( 'content' , $instance['show_content'] ); ?>><?php _e( 'Show Content', 'genesis' ); ?></option>
<option value="excerpt" <?php selected( 'excerpt' , $instance['show_content'] ); ?>><?php _e( 'Show Excerpt', 'genesis' ); ?></option>
<option value="content-limit" <?php selected( 'content-limit' , $instance['show_content'] ); ?>><?php _e( 'Show Content Limit', 'genesis' ); ?></option>
<option value="" <?php selected( '' , $instance['show_content'] ); ?>><?php _e( 'No Content', 'genesis' ); ?></option>
</select>
<br />
<label for="<?php echo $this->get_field_id( 'content_limit' ); ?>"><?php _e( 'Limit content to', 'genesis' ); ?>
<input type="text" id="<?php echo $this->get_field_id( 'image_alignment' ); ?>" name="<?php echo $this->get_field_name( 'content_limit' ); ?>" value="<?php echo esc_attr( intval( $instance['content_limit'] ) ); ?>" size="3" />
<?php _e( 'characters', 'genesis' ); ?>
</label>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'more_text' ); ?>"><?php _e( 'More Text (if applicable)', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'more_text' ); ?>" name="<?php echo $this->get_field_name( 'more_text' ); ?>" value="<?php echo esc_attr( $instance['more_text'] ); ?>" />
</p>
</div>
<div class="genesis-widget-column-box">
<p><?php _e( 'To display an unordered list of more posts from this category, please fill out the information below', 'genesis' ); ?>:</p>
<p>
<label for="<?php echo $this->get_field_id( 'extra_title' ); ?>"><?php _e( 'Title', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'extra_title' ); ?>" name="<?php echo $this->get_field_name( 'extra_title' ); ?>" value="<?php echo esc_attr( $instance['extra_title'] ); ?>" class="widefat" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'extra_num' ); ?>"><?php _e( 'Number of Posts to Show', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'extra_num' ); ?>" name="<?php echo $this->get_field_name( 'extra_num' ); ?>" value="<?php echo esc_attr( $instance['extra_num'] ); ?>" size="2" />
</p>
</div>
<div class="genesis-widget-column-box">
<p>
<input id="<?php echo $this->get_field_id( 'more_from_category' ); ?>" type="checkbox" name="<?php echo $this->get_field_name( 'more_from_category' ); ?>" value="1" <?php checked( $instance['more_from_category'] ); ?>/>
<label for="<?php echo $this->get_field_id( 'more_from_category' ); ?>"><?php _e( 'Show Category Archive Link', 'genesis' ); ?></label>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'more_from_category_text' ); ?>"><?php _e( 'Link Text', 'genesis' ); ?>:</label>
<input type="text" id="<?php echo $this->get_field_id( 'more_from_category_text' ); ?>" name="<?php echo $this->get_field_name( 'more_from_category_text' ); ?>" value="<?php echo esc_attr( $instance['more_from_category_text'] ); ?>" class="widefat" />
</p>
</div>
</div>
<?php
}
}
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