<?php

/*

Plugin Name: Posts of Current Category

Description: Lists (Show/Display title) Posts of Current Category and Order Posts by author,content,date,ID, .. etc  Sort ASC/DESC. Go to Appearance>Widgets and Drag "Posts of Current Category" widget to your Sidebar.

Author: Anup Raj

*/

class posts_cur_cat extends WP_Widget {

	function posts_cur_cat() {

		$widget_ops = array('description' => __('Display Posts of current category and order it.', 'posts-of-cur-cat') );

		//Create widget

		$this->WP_Widget('postsofcurrentcategory', __('Posts of Current Category', 'posts-of-cur-cat'), $widget_ops);

	}

  function widget($args, $instance) {

	 		extract($args, EXTR_SKIP);

			$title = empty($instance['title']) ? __('', 'posts-of-cur-cat') : apply_filters('widget_title', $instance['title']);

			$parameters = array(

			  'title' => $title,

				'limit' => (int) $instance['show-num'],

				'excerpt' => (int) $instance['excerpt-length'],

				'AscDesc' => esc_attr($instance['AscDesc']),

				'OrderBy' => esc_attr($instance['OrderBy'])

			);

			if ( !empty( $title ) ) {

			echo $after_widget;

  } //end of widget

	//Update widget options

  function update($new_instance, $old_instance) {

		$instance = $old_instance;

		//get old variables

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

		$instance['show-num'] = (int) abs($new_instance['show-num']);

		$instance['OrderBy'] = esc_attr($new_instance['OrderBy']);

		$instance['AscDesc'] = esc_attr($new_instance['AscDesc']);

		return $instance;

  } //end of update

	//Widget options form

  function form($instance) {

		$instance = wp_parse_args(

		(array) $instance, 

		array(

			'title' => __('Posts of Current Category','posts-of-cur-cat'), 

			'show-num' => 10,

			'AscDesc' => "ASC",

			'OrderBy' => "ID"

			)

		);

		$title = esc_attr($instance['title']);

		$show_num = (int) $instance['show-num'];

		$AscDesc = esc_attr($instance['AscDesc']);

		$OrderBy = esc_attr($instance['OrderBy']);

		?>

		<p>

		   <label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title:');?> 

		   </label>

		</p>

		<p>

		   <label for="<?php echo $this->get_field_id('show-num'); ?>"><?php _e('Number of posts to show:');?> 

		  <input id="<?php echo $this->get_field_id('show-num'); ?>" name="<?php echo $this->get_field_name('show-num'); ?>" type="text" value="<?php echo $show_num; ?>" size ="3" /><br />

		  </label>

	  </p>

		<p>

			<label for="<?php echo $this->get_field_id('OrderBy'); ?>"> <?php _e('Order By, Post\'s :  ', 'posts-of-cur-cat');?></label>

			<select class="select" id="<?php echo $this->get_field_id('OrderBy'); ?>" name="<?php echo $this->get_field_name('OrderBy'); ?>">

				<option value="author" <?php if($OrderBy=="author") echo "SELECTED"; ?>>author</option>

				<option value="category" <?php if($OrderBy=="category") echo "SELECTED"; ?>>category</option>

				<option value="content" <?php if($OrderBy=="content") echo "SELECTED"; ?>>content</option>

				<option value="date" <?php if($OrderBy=="date") echo "SELECTED"; ?>>date</option>

				<option value="ID" <?php if($OrderBy=="ID") echo "SELECTED"; ?>>ID</option>

				<option value="menu_order" <?php if($OrderBy=="menu_order") echo "SELECTED"; ?>>menu_order</option>

				<option value="mime_type" <?php if($OrderBy=="mime_type") echo "SELECTED"; ?>>mime_type</option>

				<option value="modified" <?php if($OrderBy=="modified") echo "SELECTED"; ?>>modified</option>

				<option value="name" <?php if($OrderBy=="name") echo "SELECTED"; ?>>name</option>

				<option value="parent" <?php if($OrderBy=="parent") echo "SELECTED"; ?>>parent</option>

				<option value="password" <?php if($OrderBy=="password") echo "SELECTED"; ?>>password</option>

				<option value="rand" <?php if($OrderBy=="rand") echo "SELECTED"; ?>>rand</option>

				<option value="status" <?php if($OrderBy=="status") echo "SELECTED"; ?>>status</option>

				<option value="title" <?php if($OrderBy=="title") echo "SELECTED"; ?>>title</option>

				<option value="type" <?php if($OrderBy=="type") echo "SELECTED"; ?>>type</option>

			</select>

		</p>

		<p>

			<label for="<?php echo $this->get_field_id('AscDesc'); ?>"> <?php _e('Sort Order By : &nbsp; &nbsp; ', 'posts-of-cur-cat');?></label>

			<select class="select" id="<?php echo $this->get_field_id('AscDesc'); ?>" name="<?php echo $this->get_field_name('AscDesc'); ?>">

				<option value="ASC" <?php if($AscDesc=="ASC") echo "SELECTED"; ?>>ASCending</option>

				<option value="DESC" <?php if($AscDesc=="DESC") echo "SELECTED"; ?>>DESCending</option>

			</select>

		</p>

   <?php

  } //end of form

}

add_action( 'widgets_init', create_function('', 'return register_widget("posts_cur_cat");') );

//Register Widget

 // Show recent posts function

 function post_of_curCat($args = '') {

  global $wpdb;

	$defaults = array(

		'limit' => 10,

		'AscDesc' => "ASC", 

		'OrderBy' =>'ID',

	);

	$args = wp_parse_args( $args, $defaults );

	extract($args);

	$limit = (int) abs($limit);

	if(is_category()){

	 $curCategoryID = get_query_var('cat');

	}

	if (is_single()) {

	 $curCategoryID = '';

	 foreach (get_the_category() as $catt) {

	   $curCategoryID .= $catt->cat_ID.' '; 

	 }

	 $curCategoryID = str_replace(" ", ",", trim($curCategoryID));

	}

	if (!intval($curCategoryID)) $curCategoryID='';

	$query = "&category=$curCategoryID&showposts=$limit&orderby=$OrderBy&order=$AscDesc";

	$posts = get_posts($query); //get posts

	$postlist = '';	

    foreach ($posts as $post) {

    }

		echo $postlist;

	echo '</ul>';

 }

?>