// Register widget with WordPress.

function __construct() {

$widget_ops = array(

'classname' => 'newlife_widget_snippet_posts',

'description' => __('NL - Snippet Posts')

);

parent::__construct('newlife-widget-snippet-posts', __('NL - Snippet Posts'), $widget_ops);

}

/**

** Front-end display of widget.

**

** @see WP_Widget::widget()

**

** @param array $args Widget arguments.

** @param array $instance Saved values from database.

**/

function widget( $args, $instance ) {

extract($args);

$thisTitle = $instance['title'];

$thisNumber = $instance['num'];

$thisCategory = $instance['cat'];

$category_link = get_category_link( $thisCategory );

$titleBarSpan = '<span class="block section-title-bar">' . $thisTitle . '</span>';

$titleBarLink = '<a href="' . esc_url($category_link) . '">' . $titleBarSpan . '</a>';

$argsQueryPosts = array(

'cat' => $thisCategory,

'showposts' => $thisNumber

);

$thisQuery = new WP_Query( $argsQueryPosts );

echo "\n";

echo ' <div class="container newlife-widget newlife-snippet-posts">' . "\n";

if ($thisCategory != 0) {

echo ' ' . $titleBarLink . "\n";

} else {

echo ' ' . $titleBarSpan . "\n";

}

echo ' <div class="snippet-posts">' . "\n";

while( $thisQuery->have_posts() ) : $thisQuery->the_post();

ob_start();

?>

<div class="post">

<div class="post-title">

<h2><a href="<?php echo get_permalink(); ?>" rel="bookmark"><?php echo the_title(); ?></a></h2>

</div>

<div class="post-entry">

<?php the_excerpt(); echo "\n"; ?>

</div>

<div class="post-meta">

<?php newlife_post_data(); echo "\n"; ?>

</div>

<div class="clear"></div>

</div>

<?php

echo ob_get_clean();

endwhile;

echo ' <div class="navigation-posts">' . "\n";

echo ' </div>' . "\n";

echo ' <div class="clear"></div>' . "\n";

echo ' </div>' . "\n";

echo " </div>\n";

wp_reset_postdata();

}

/**

** Back-end widget form.

**

** @see WP_Widget::form()

**

** @param array $instance Previously saved values from database.

**/

function form($instance) {

$thisTitle = isset($instance['title']) ? esc_attr($instance['title']) : 'NL - Snippet Posts';

$thisNumber = isset($instance['num']) ? absint($instance['num']) : 5;

$thisCategory = isset($instance['cat']) ? $instance['cat'] : 0;

$thisTag = isset($instance['tag']) ? $instance['tag'] : 0;

$argsCategory = array(

'class' => 'postform',

'depth' => 0,

'child_of' => 0,

'exclude' => '',

'echo' => 1,

'hide_empty' => 0,

'hide_if_empty' => false,

'hierarchical' => 0,

'id' => $this->get_field_id('cat'),

'name' => $this->get_field_name('cat'),

'order' => 'ASC',

'orderby' => 'ID',

'selected' => $thisCategory,

'show_count' => 0,

'show_option_all' => '-- ALL --',

'show_option_none' => '',

'tab_index' => 0,

'taxonomy' => 'category'

);

ob_start();

?>

<div style="padding: 5px 0px">

Display Title:

<input type="text" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" size="20" value="<?php echo $thisTitle; ?>"/>

</div>

<div style="padding: 5px 0px">

Number of Posts to Show:

<input type="number" id="<?php echo $this->get_field_id('num'); ?>" name="<?php echo $this->get_field_name('num'); ?>" min="0" max="99" size="2" value="<?php echo $thisNumber ?>"/>

</div>

<div style="padding: 5px 0px">

Category:

<?php wp_dropdown_categories( $argsCategory ); ?>

</div>

<?php

echo ob_get_clean();

}

/**

** Sanitize widget form values as they are saved.

**

** @see WP_Widget::update()

**

** @param array $new_instance Values just sent to be saved.

** @param array $old_instance Previously saved values from database.

**

** @return array Updated safe values to be saved.

**/

function update( $new_instance, $old_instance ) {

$instance = $old_instance;

$instance['title'] = strip_tags($new_instance['title']);

$instance['num'] = absint($new_instance['num']);

$instance['cat'] = $new_instance['cat'];

return $instance;

}