<?php

/*

# since 1.8.8 only the 3 widget classes here

# PREVIOUS PLUGIN DESC.

the name of plugin was xili-language widget now it is a part of xili-language plugin. 

Add optional widgets to display list of languages in the sidebar or recent #comments and recents posts selected according current language. xili-language plugin must be activated!

# Author is dev.xiligroup.com - MS

# Version is 2.4.0

# Author URI is http://dev.xiligroup.com

# License is GPLv2

*/

# 111210 - 2.4.0 - clean notices

# 111016 - 2.2.3 - clean recent posts

# 110521 - 2.1.0 - see main file

# 110410 - 2.0.0 - source cleaning

# 110306 - 1.9.1 - fixes in recent posts - only post-type display - input added to add list of type (post,video,…)

# 101104 - 1.8.4 - widget languages list with display condition

# 101101 - 1.8.3 - languages list and recent comments rewritten as extended class of WP_Widget

#

# 101026 - 1.8.1 - fixes : add a missing ending tag in options list in widget xili-language list

# 100713 - 1.7.0 - add a querytag to be compatible with new mechanism (join+where) of xili-language

# 100602 - 1.6.0 - add list of options in widget - hook possible if hook in languages_list

# 100416 - change theme_domain constant for multisite (WP3)

# 100219 - add new widget recent posts if WP >= 2.8.0

# 090606 - xili-language list widget is now multiple and more features

/*  thanks to http://blog.zen-dreams.com/ tutorial

	Copyright 2009-10  dev.xiligroup.com

    This program is free software; you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by

    the Free Software Foundation; either version 2 of the License, or

    (at your option) any later version.

    This program is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with this program; if not, write to the Free Software

    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

/**

 * Recent_Posts widget class

 * rewritten from default WP widget to suppress wp_reset_query and add sub-selection by language (current or forced) 

 * @since 1.4.0 

 */

class xili_Widget_Recent_Posts extends WP_Widget {

	function xili_Widget_Recent_Posts() {

		$widget_ops = array('classname' => 'xili_widget_recent_entries', 'description' => __( "The most recent posts on your blog by xili-language",'xili-language-widget').' © v. '.XILILANGUAGE_VER );

		$this->WP_Widget('xili-recent-posts', __('List of recent posts','xili-language-widget'), $widget_ops);

		$this->alt_option_name = 'xili_widget_recent_entries';

		add_action( 'save_post', array(&$this, 'flush_widget_cache') );

		add_action( 'deleted_post', array(&$this, 'flush_widget_cache') );

		add_action( 'switch_theme', array(&$this, 'flush_widget_cache') );

	}

	function widget($args, $instance) {

		$cache = wp_cache_get('xili_widget_recent_posts', 'widget');

		if ( !is_array($cache) )

			$cache = array();

		if ( isset($cache[$args['widget_id']]) ) {

			echo $cache[$args['widget_id']];

			return;

		}

		ob_start();

		extract($args);

		$title = apply_filters('widget_title', empty($instance['title']) ? __('Recent Posts') : $instance['title']);

		if ( !$number = (int) $instance['number'] )

			$number = 10;

		else if ( $number < 1 )

			$number = 1;

		else if ( $number > 15 )

			$number = 15;

		$the_lang =	$instance['the_lang'];

		if ( !isset ( $instance['post_type'] ) || $instance['post_type'] == '' ) {

			$post_type_arr = array('post');

		} else {

			$post_type_arr = explode (',', $instance['post_type'] );

		}

		global $wp_query;

		//$tmp_wp_query = $wp_query ;

		if ( class_exists('xili_language') ) {

			$tmp_query = ( isset( $wp_query->query_vars[QUETAG]) ) ? $wp_query->query_vars[QUETAG] : "" ; 

			$wp_query->query_vars[QUETAG] = "";

			//$wp_query = null;

			if ($the_lang == '') 

				$thequery = array('xlrp' => 0, 'showposts' => $number, 

					'post_type' => $post_type_arr , 'no_found_rows' => true, 

					'post_status' => 'publish', 'ignore_sticky_posts' => 1); //2.2.3

			else if ($the_lang == '*')	

			 	$thequery = array ('xlrp' => 1, 'showposts' => $number,

			 		'post_type' => $post_type_arr , 'no_found_rows' => true,

			 	 	'post_status' => 'publish',  'ignore_sticky_posts' => 1, QUETAG => the_curlang()); 

			else

				$thequery = array ('xlrp' => 1, 'showposts' => $number,

					'post_type' => $post_type_arr , 'no_found_rows' => true,

					'post_status' => 'publish',  'ignore_sticky_posts' => 1, QUETAG => $the_lang); 	

			//echo '===='.the_curlang();

			add_action('parse_query','xiliml_add_lang_to_parsed_query');

			$r = new WP_Query($thequery); 

			remove_filter('parse_query','xiliml_add_lang_to_parsed_query');

		} else {

			$thequery = array('showposts' => $number, 'nopaging' => 0, 'post_status' => 'publish', 'caller_get_posts' => 1);

			$r = new WP_Query($thequery);

		}

		if ($r->have_posts()) :

?>

		<?php echo $before_widget; ?>

		<?php if ( $title ) echo $before_title . $title . $after_title; ?>

		<ul>

		<?php  while ($r->have_posts()) : $r->the_post(); ?>

		<li><a href="<?php the_permalink() ?>" title="<?php echo esc_attr(get_the_title() ? get_the_title() : get_the_ID()); ?>"><?php if ( get_the_title() ) the_title(); else the_ID(); ?> </a></li>

		<?php endwhile; ?>

		</ul>

		<?php echo $after_widget; ?>

<?php

		endif;

		//$wp_query = $tmp_wp_query;

		$wp_query->query_vars[QUETAG] = $tmp_query;

		$cache[$args['widget_id']] = ob_get_flush();

		wp_cache_add('xili_widget_recent_posts', $cache, 'widget');

	}

	function update( $new_instance, $old_instance ) {

		$instance = $old_instance;

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

		$instance['the_lang'] = strtolower($new_instance['the_lang']);

		$instance['number'] = (int) $new_instance['number'];

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

		$this->flush_widget_cache();

		$alloptions = wp_cache_get( 'alloptions', 'options' );

		if ( isset($alloptions['xili_widget_recent_entries']) )

			delete_option('xili_widget_recent_entries');

		return $instance;

	}

	function flush_widget_cache() {

		wp_cache_delete('xili_widget_recent_posts', 'widget');

	}

	function form( $instance ) {

		$title = isset($instance['title']) ? esc_attr($instance['title']) : '';

		$the_lang = isset($instance['the_lang']) ? strtolower($instance['the_lang']) : '';

		if ( !isset($instance['number']) || !$number = (int) $instance['number'] )

			$number = 5;

		$post_type = isset($instance['post_type']) ? esc_attr($instance['post_type']) : 'post';	

?>

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

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

		<?php if (class_exists('xili_language')) { global $xili_language; ?>

		<p>

			<label for="<?php echo $this->get_field_id('the_lang'); ?>"><?php _e('Language:','xili-language-widget'); ?></label>

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

				<option value=""<?php selected( $the_lang, '' ); ?>><?php _e('All languages','xili-language-widget'); ?></option>

				<option value="*"<?php selected( $the_lang, '*' ); ?>><?php _e('Current language','xili-language-widget'); ?></option>

				<?php $listlanguages = get_terms_of_groups_lite ($xili_language->langs_group_id,TAXOLANGSGROUP,TAXONAME,'ASC');

					foreach ($listlanguages as $language) { ?>

					<option value="<?php echo $language->slug ?>"<?php selected( $the_lang, $language->slug ); ?>><?php _e($language->description,'xili-language-widget'); ?></option>	

					<?php } /* end */

				?>

			</select>

		</p>

		<?php } ?>

		<p>

			<label for="<?php echo $this->get_field_id('post_type'); ?>"><?php _e('Post type(s):','xili-language-widget'); ?></label>

			<input class="widefat" id="<?php echo $this->get_field_id('post_type'); ?>" name="<?php echo $this->get_field_name('post_type'); ?>" type="text" value="<?php echo $post_type; ?>" /><br />

		</p>

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

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

		<small><?php _e('(at most 15)'); ?></small></p>

		<p><small>© xili-language v. <?php echo XILILANGUAGE_VER; ?></small></p>

<?php

	}

}

/***** new class since 1.8.3 *****/

/**

 * Recent_Comments widget class

 *

 * @since 1.8.3

 */

class xili_WP_Widget_Recent_Comments extends WP_Widget {

	function xili_WP_Widget_Recent_Comments() {

		$widget_ops = array('classname' => 'xili_widget_recent_comments', 'description' => __( 'The most recent comments by xili-language','xili-language-widget' ).' © v. '.XILILANGUAGE_VER );

		$this->WP_Widget('xili-recent-comments', __('Recent Comments list','xili-language-widget'), $widget_ops);

		$this->alt_option_name = 'xili_widget_recent_comments';

		if ( is_active_widget(false, false, $this->id_base) )

			add_action( 'wp_head', array(&$this, 'recent_comments_style') );

		add_action( 'comment_post', array(&$this, 'flush_widget_cache') );

		add_action( 'transition_comment_status', array(&$this, 'flush_widget_cache') );

	}

	function recent_comments_style() { ?>

	<style type="text/css">.recentcomments a{display:inline !important;padding:0 !important;margin:0 !important;}</style>

<?php

	}

	function flush_widget_cache() {

		wp_cache_delete('xili_widget_recent_comments', 'widget');

	}

	function widget( $args, $instance ) {

		global $comments, $comment;

		$cache = wp_cache_get('xili_widget_recent_comments', 'widget');

		if ( ! is_array( $cache ) )

			$cache = array();

		if ( isset( $cache[$args['widget_id']] ) ) {

			echo $cache[$args['widget_id']];

			return;

		}

 		extract($args, EXTR_SKIP);

 		$output = '';

 		$title = apply_filters('widget_title', empty($instance['title']) ? __('Recent Comments') : $instance['title']);

		if ( ! $number = (int) $instance['number'] )

 			$number = 5;

 		else if ( $number < 1 )

 			$number = 1;

		/* if xili-language plugin is activated */

		if (function_exists('xiliml_recent_comments')) {

			$comments = xiliml_recent_comments($number);

		} else {

			$comments = get_comments( array( 'number' => $number, 'status' => 'approve' ) );

		}

		$output .= $before_widget;

		if ( $title )

			$output .= $before_title . $title . $after_title;

		$output .= '<ul id="recentcomments">';

		if ( $comments ) {

			foreach ( (array) $comments as $comment) {

				$output .=  '<li class="recentcomments">' . /* translators: comments widget: 1: comment author, 2: post link */ sprintf(_x('%1$s on %2$s', the_theme_domain()), get_comment_author_link(), '<a href="' . esc_url( get_comment_link($comment->comment_ID) ) . '">' . get_the_title($comment->comment_post_ID) . '</a>') . '</li>';

			}

 		}

		$output .= '</ul>';

		$output .= $after_widget;

		echo $output;

		$cache[$args['widget_id']] = $output;

		wp_cache_set('xili_widget_recent_comments', $cache, 'widget');

	}

	function update( $new_instance, $old_instance ) {

		$instance = $old_instance;

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

		$instance['number'] = (int) $new_instance['number'];

		$this->flush_widget_cache();

		$alloptions = wp_cache_get( 'alloptions', 'options' );

		if ( isset($alloptions['xili_widget_recent_comments']) )

			delete_option('xili_widget_recent_comments');

		return $instance;

	}

	function form( $instance ) {

		$title = isset($instance['title']) ? esc_attr($instance['title']) : '';

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

?>

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

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

		<p><label for="<?php echo $this->get_field_id('number'); ?>"><?php _e('Number of comments to show:'); ?></label>

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

		<p><small>© xili-language v. <?php echo XILILANGUAGE_VER; ?></small></p>

<?php

	}

}

/**

 * xili-language list widget class

 *

 * @since 1.8.3

 * rewritten

 */

class xili_language_Widgets extends WP_Widget {

	function xili_language_Widgets() {

		$widget_ops = array('classname' => 'xili-language_Widgets', 'description' => __( "List of available languages by xili-language plugin", 'xili-language-widget' ).' © v. '.XILILANGUAGE_VER );

		$this->WP_Widget('xili_language_widgets', __("List of languages", 'xili-language-widget'), $widget_ops);

		$this->alt_option_name = 'xili_language_widgets_options';

	}

	function widget( $args, $instance ) {

		extract($args, EXTR_SKIP);

		$thecondition = trim( $instance['thecondition'],'!' ) ;

		if ( '' != $instance['thecondition'] && function_exists( $thecondition ) ) {

			$not = ( $thecondition == $instance['thecondition'] ) ? false : true ;

			$arr_params = ('' != $instance['theparams']) ? array(explode( ',', $instance['theparams'] )) : array();

 			$condition_ok = ($not) ? !call_user_func_array ( $thecondition, $arr_params ) : call_user_func_array ( $thecondition, $arr_params );

		} else {

 			$condition_ok = true;

 		}	

 		if ( $condition_ok ) {

 			$output = '';

	 		$output .= $before_widget;

	 		$title = apply_filters( 'widget_title', $instance['title'] );

			if ( $title )

				$output .= $before_title . $title . $after_title;

			if ( function_exists( 'xili_language_list' ) ) { 

				$hidden = ( $instance['hidden'] == 'hidden' ) ? true : false ;

				$output .= $instance['beforelist'];

				$output .= xili_language_list( $instance['beforeline'], $instance['afterline'], $instance['theoption'], false, $hidden );

				$output .= $instance['afterlist'];

			}

			$output .= $after_widget;

			echo $output;

 		}

	}

	function update( $new_instance, $old_instance ) {

		$instance = $old_instance;

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

		$instance['beforelist'] = stripslashes($new_instance['beforelist']);

		$instance['beforeline'] = stripslashes($new_instance['beforeline']);

		$instance['afterline'] = stripslashes($new_instance['afterline']);

		$instance['afterlist'] = stripslashes($new_instance['afterlist']);

		$instance['theoption'] = strip_tags(stripslashes($new_instance['theoption']));

		$instance['thecondition'] = strip_tags(stripslashes($new_instance['thecondition'])); // 1.8.4

		$instance['theparams'] = strip_tags(stripslashes($new_instance['theparams'])); 

		$instance['hidden'] = isset($new_instance['hidden']) ? $new_instance['hidden'] : '' ;  // 2.4.0 checkbox

		return $instance;

	}

	function form( $instance ) {

		global $xili_language;

		$title = isset($instance['title']) ? esc_attr($instance['title']) : '';

		$beforelist = isset($instance['beforelist']) ? htmlentities(stripslashes($instance['beforelist'])) : "<ul class='xililanguagelist'>";

		$beforeline =  isset($instance['beforeline']) ? htmlentities(stripslashes($instance['beforeline'])) : '<li>';

		$afterline =  isset($instance['afterline']) ? htmlentities(stripslashes($instance['afterline'])): '</li>';

		$afterlist =  isset($instance['afterlist']) ? htmlentities(stripslashes($instance['afterlist'])) : '</ul>';

		$theoption =  isset($instance['theoption']) ? stripslashes($instance['theoption']) : '' ;

 		$thecondition =  isset($instance['thecondition']) ? stripslashes($instance['thecondition']) : '' ;

 		$theparams =  isset($instance['theparams']) ? stripslashes($instance['theparams']) : '' ;

 		$hidden = isset($instance['hidden']) ? $instance['hidden'] : '' ; // 1.8.9.1

	?>

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