/**
* The wp_cpl_shortcode_handler function
* This function is responsible for converting shortcodes into dynamic contents
* @package WordPress
* @subpackage WordPress Category Post List plugin
* @since 1.1.0
* @param array $atts The attributes passed through the shortcode
* @param string $content The string passed through the shortcode. Used for generating title
* @return string The modified content
*/
public function wp_cpl_shortcode_handler($atts, $content = null)
{
/** first extract the attributes */
$op = shortcode_atts(array('cat_id' => 1, 'css_theme' => 0, 'is_thumb' => 'true', 'list_num' => 10, 'show_comments' => 'true', 'sort_using' => 1, 'sort_order' => 'asc', 'exclude_post' => '', 'sticky_post' => '', 'show_date' => 'true', 'show_author' => 'true', 'show_excerpt' => 'true', 'excerpt_length' => 150, 'optional_excerpt' => 'false', 'read_more' => __('Continue Reading', itgdb_wp_cpl_loader::$text_domain)), $atts);
/** Sanitize some of the user datas */
$cat_id = (int) $op['cat_id'];
$i = 0;
/** Done, now the main thing */
include_once itgdb_wp_cpl_loader::$abs_path . '/includes/wp_cpl_output_gen.php';
$output_gen = new itgdb_wp_cpl_output_gen();
return $output_gen->shortcode_output_gen($op);
}
/**
* The main Widget
* All the magic Happens here
*/
function widget($args, $instance)
{
/** The translator */
$wp_cat_list_itg_tans = 'wp-cat-list-itg';
/** Extact default things */
extract($args);
/** Now lets start the main output */
/**
* We are using wp_cache_get, wp_cache_set and wp_cache_delete for better caching of the complex query results
* Hat Tip: Most Commented Widget <http://plugins.trac.wordpress.org/browser/most-commented/trunk/most-commented.php?rev=248712#L56>
*/
if (!($output = wp_cache_get($widget_id))) {
/**
* Initiate the output
* and the post_output
*/
$output = '';
$post_output = '';
/**
* We get the category here
* as of v1.1.0 we support current category
* If current category is selected and this is home page then no widget is shown
*/
if ($instance['cat_id'] == -1) {
//We return if this is not a single post page. So, no widget for this
if (!is_single() && !is_category()) {
return;
}
if (is_single()) {
$wp_cpl_cat = get_the_category();
//Although there wont be such case, but still for safety.
if (!$wp_cpl_cat[0]->cat_ID) {
return;
}
//This returns the widget function. So no widget is created
$cat_id = (int) $wp_cpl_cat[0]->cat_ID;
} else {
$wp_cpl_cat = get_query_var('cat');
$cat_id = (int) $wp_cpl_cat;
}
unset($wp_cpl_cat);
} else {
$cat_id = (int) $instance['cat_id'];
}
/**
* A new instance of the output class
*/
$i = 0;
include_once itgdb_wp_cpl_loader::$abs_path . '/includes/wp_cpl_output_gen.php';
$out_class = new itgdb_wp_cpl_output_gen();
$post_output = $out_class->widget_output_gen($instance, $cat_id, $i);
/**
* Done the Loop
* Now add the main widget data to the output
*/
/** The themes before widget */
$output .= $before_widget;
/** The title with parameters */
//%widget_num%/%cat_count% of %cat_name%
$wp_cpl_cat_info = get_category($cat_id);
$title = str_ireplace(array('%widget_num%', '%cat_count%', '%cat_name%'), array($i, $wp_cpl_cat_info->count, $wp_cpl_cat_info->name), $instance['title']);
$title = apply_filters('widget_title', $title);
/** Add hyperlink to the title if active */
if (true == $instance['title_hyper']) {
$title = '<a href="' . get_category_link($instance['cat_id']) . '">' . $title . '</a>';
}
$output .= $before_title . $title . $after_title;
/**
* Set the USER made before, after widget
*/
if (false == $instance['list_style']) {
$before_main_widget = '' != $instance['before_main_widget'] ? $instance['before_main_widget'] : '<ul class="%widget_class%">';
$after_main_widget = '' != $instance['after_main_widget'] ? $instance['after_main_widget'] : '</ul>';
} else {
$before_main_widget = '<ul class="%widget_class%">';
$after_main_widget = '</ul>';
}
/**
* Now apply the class to the widget
*/
$wp_cpl_widget_class = '' != $instance['widget_class'] ? 'wp-cpl-widget ' . $instance['widget_class'] . ' wp-cpl-theme-' . $instance['css_theme'] : 'wp-cpl-widget' . ' wp-cpl-theme-' . $instance['css_theme'];
$before_main_widget = str_ireplace('%widget_class%', $wp_cpl_widget_class, $before_main_widget);
/**
* Wrap the $post_output with the before and after user widget html
* for the $output we have upto the title
*/
$post_output = $before_main_widget . $post_output . $after_main_widget;
/**
* Add the teaser if present
*/
if ('' != $instance['teaser']) {
$teaser = str_ireplace(array('%widget_num%', '%cat_count%', '%cat_name%'), array((int) $i, (int) itgdb_wp_cpl_loader::wp_get_postcount($cat_id), $wp_cpl_cat_info->name), $instance['teaser']);
$post_output .= '<p class="wp-cpl-teaser">' . $teaser . '</p>';
}
/**
* Check to see if feed syndication is active
* Now, user can put their custom html
* @since v1.1.0
*/
if (true == $instance['show_feed'] && '' != $instance['feed_html']) {
$post_output .= '<p class="wp-cpl-feed-subs"><a href="' . get_category_feed_link($cat_id) . '">' . $instance['feed_html'] . '</a></p>';
}
/**
* Add the read more thing
* Here also user can select whether or not to show the link
* and provide custom html
* @since v1.1.0
*/
if (true == $instance['show_read_more'] && '' != $instance['read_more_html']) {
$post_output .= '<p class="wp-cpl-read-more"><a href="' . get_category_link($cat_id) . '" title="' . $wp_cpl_cat_info->description . '">' . $instance['read_more_html'] . '</a></p>';
}
/**
* Done all the dynamic things
* Now add the post_output to output and close the theme's widget
*/
$output .= $post_output;
$output .= $after_widget;
/**
* Final free up of memory
*/
unset($post_output);
unset($wp_cpl_cat_info);
/**
* Cache it for future use
*/
wp_cache_set($widget_id, $output, '', 18);
}
echo $output;
}