uc-people-widget.php

<?php

Class UC_People_Widget extends WP_Widget {
	private $fields = array('title','department','about','file','email','phone','phone_(alternate)','fax','mailing_address','office_location','campus','office_hours','courses','url');
	
	public function __construct(){
		parent::__construct( 'uc_people_widget', 'UC People', array( 'classname' => __CLASS__, 'description' => 'A widget to display People' ) );
	}
		
	private static function sort_by_last_then_first($a,$b) {
		setlocale(LC_CTYPE, 'en_US.UTF8'); // Using setlocale and iconv incase a name has an accent or other similar characters in them
		$r = strnatcasecmp( iconv('UTF-8', 'ASCII//TRANSLIT', get_field('last_name', $a)), iconv('UTF-8', 'ASCII//TRANSLIT', get_field('last_name', $b)) );
		if( $r === 0 ){
			$r = strnatcasecmp( iconv('UTF-8', 'ASCII//TRANSLIT', get_field('first_name', $a)), iconv('UTF-8', 'ASCII//TRANSLIT', get_field('first_name', $b)) );
		}
		return $r;
	}

	private static function sort_group_by_order( $a, $b ){		
		// Getting the order for groups $a and $b
		$groupA = get_term_by('slug', $a, 'group')->term_id;
		$array_orderGroupA = get_option( "taxonomy_{$groupA}" );				
		$orderGroupA = $array_orderGroupA['group_order'];
		
		$groupB = get_term_by('slug', $b, 'group')->term_id;
		$array_orderGroupB = get_option( "taxonomy_{$groupB}" );				
		$orderGroupB = $array_orderGroupB['group_order'];
			
		$r = strnatcasecmp( $orderGroupA, $orderGroupB );
		if( $r === 0 ){
			$r = strnatcasecmp( $a, $b );
		}
		return $r;		
	}
		
	private function createTextCell( $field, $information_to_display, $id  ){
		$cell = '';
		if (in_array($field, $information_to_display)) {
			$cell .= '<td class="person-'.$field.'">'.get_field($field, $id ).'</td>';
		}
		return $cell;
	}

	private function get_people_grid( $args, $information_to_display ){
		$the_query = new WP_Query( $args );
		$out = '';
		if( $the_query->have_posts() ){
			$out = '<div class="row">';
			$person_count = 1;
			
			$people = $the_query->get_posts();
			usort( $people, array('UC_People_Widget', 'sort_by_last_then_first') );			
			
			foreach( $people as $id ){
				$out .= '<div class="col-sm-3 personcount-'.$person_count.'" id="person-'.$id.'">';
				$out .= '<div class="person">';
				
					$out .= '<a href="'.get_the_permalink( $id ).'" class="person-permalink">';
					if (in_array('photo', $information_to_display)) {
						 $out .= '<div class="person-thumbnail">'.get_the_post_thumbnail( $id, 'large').'</div>';
					};
					if (in_array('first_name', $information_to_display) || in_array('middle_name', $information_to_display) || in_array('last_name', $information_to_display)){
						$out .= '<h4 class="person-name">';
							if (in_array('first_name', $information_to_display)) {
								$out .= get_field('first_name', $id ).' ';
							};
							if (in_array('middle_name', $information_to_display)) {
								$out .= get_field('middle_name', $id ).' ';
							};
							if (in_array('last_name', $information_to_display)) {
								$out .= get_field('last_name', $id );
							};
						$out .= '</h4>';
					};
					$out .= '</a>';
					
					foreach( $this->fields as $f ){
						if( $f == 'file' && in_array('file', $information_to_display) ){
							$file = get_field('file', $id );
							$out .= '<p class="person-file"><a href="'.$file[url].'">'.$file[title].'</a>'.'</p>';
						} elseif( $f == 'email' && in_array( 'email', $information_to_display ) ){
							$out .= '<p class="person-email"><a href="mailto:'.get_field('email', $id ).'">'.get_field('email', $id ).'</a>'.'</p>';
						} else if( $f == 'title' && in_array( 'title', $information_to_display ) ){
							$out .= '<p class="person-title">';
							$titlePieces = explode(";", get_field('title', $id ));
							foreach( $titlePieces as $t ){
								$out .=  ( !empty($t) ? "<em>{$t}</em><br>": "" );
							}
							$out .= '</p>';
						} else if( $f == 'department' && in_array( 'department', $information_to_display ) ){
							$out .= '<p class="person-department">';
							$departmentPieces = explode(";", get_field('department', $id ));
							foreach( $departmentPieces as $d ){
								$out .=  ( !empty($d) ? "<em>{$d}</em><br>": "" );
							}
							$out .= '</p>';
						} else if( $f == 'mailing_address' && in_array( 'mailing_address', $information_to_display ) ){
							$out .= '<p class="person-'.$f.'">'.str_replace(';','<br>',get_field($f, $id )).'</p>';
						} elseif( $f == 'url' && in_array( 'url', $information_to_display ) ){
							$out .= '<p class="person-url"><a href="'.get_field('url', $id ).'">'.get_field('url', $id ).'</a>'.'</p>';
						} else {
							if ( in_array($f, $information_to_display) ) {
								$out .= '<p class="person-'.$f.'">'.get_field($f, $id ).'</p>';
							};						
						}
					}
				$out .= '</div></div>'; // div.person and div.col-sm-3
				// check to see if we need to close this row... 
				if ($person_count % 4 == 0){
					// if this is the 4th, 8th, 16th, etc person... 
					$out .= '</div><!-- /row --><div class="row">';		
				}
				$person_count++;					
			}
			$out .= '</div>'; // div.row
		} else {
			
		} //end of if posts
		
		return $out;
	}
	
	private function get_people_table( $args, $information_to_display ){
		$the_query = new WP_Query( $args );
				
		$out = '';
		if ( $the_query->have_posts() ) {			
			$people = $the_query->get_posts();
			usort( $people, array('UC_People_Widget', 'sort_by_last_then_first') );
	
			// how many columns? Based on what they chose to display. 			
			$num_cols = count($information_to_display);
			
			$out .= '<table class="table table-striped">';
				$out.= '<legend class="sr-only">List of People</legend>';
				$out .= '<thead><tr>';
						
						$nameCell = false;
						foreach($information_to_display as $value){
							if ($value == 'first_name' || $value == 'middle_name' || $value == 'last_name'){
								if ($nameCell == false){
									$out .= '<th>Name</th>';
									$nameCell = true;
								};
							} elseif ($value == 'photo') {
								$out .= '<th>&nbsp;</th>';
							} else {
								$arr = get_field_object('field_'.$value);
								$label = $arr['label'];
								$out .= '<th>'.$label.'</th>';
							}
						}
				$out .= '</tr></thead>';
				$out .= '<tbody>';
				
				foreach( $people as $id ){
					$out .= '<tr>';						
						if (in_array('photo', $information_to_display)) {
							$out .= '<td class="person-thumbnail"><a href="'.get_the_permalink( $id ).'">'.get_the_post_thumbnail($id, array('65', '65')).'</a></td>';
						}
						if (in_array('first_name', $information_to_display) || in_array('middle_name', $information_to_display) || in_array('last_name', $information_to_display)){
							$out .= '<td class="person-name"><a href="'.get_the_permalink( $id ).'">';
							if (in_array('first_name', $information_to_display)) {
								$out .= get_field('first_name', $id );
								$out .= ' ';
							};
							if (in_array('middle_name', $information_to_display)) {
								$out .= get_field('middle_name', $id );
								$out .= ' ';
							};
							if (in_array('last_name', $information_to_display)) {
								$out .= get_field('last_name', $id );
							};
							$out .= '</a></td>';
						}
						
						foreach( $this->fields as $f ){								
							if( $f == 'file' && in_array('file', $information_to_display) ){
								$file = get_field('file', $id );
								$out .= '<td class="person-file"><a href="'.$file[url].'">'.$file[title].'</a></td>';
							} else if( $f == 'email' && in_array('email', $information_to_display) ){
								$out .= '<td class="person-email"><a href="mailto:'.get_field('email', $id ).'">'.get_field('email', $id ).'</a></td>';
							} else if( $f == 'title' && in_array('title', $information_to_display) ){
								$out .= '<td class="person-title">';
								$titlePieces = explode(";", get_field('title', $id ));
								foreach( $titlePieces as $t ){
									$out .=  ( !empty($t) ? "<strong>{$t}</strong><br>": "" );
								}
								$out .= '</td>';
							} else if( $f == 'department' && in_array('department', $information_to_display) ){
								$out .= '<td class="person-department">';
								$departmentPieces = explode(";", get_field('department', $id ));
								foreach( $departmentPieces as $d ){
									$out .=  ( !empty($d) ? "<strong>{$d}</strong><br>": "" );
								}
								$out .= '</td>';
							} else if( $f == 'mailing_address' && in_array('mailing_address', $information_to_display) ){
								$out .= '<td class="person-'.$f.'">'.str_replace(';','<br>',get_field($f, $id )).'</td>';
							} elseif( $f == 'url' && in_array( 'url', $information_to_display ) ){
							$out .= '<td class="person-url"><a href="'.get_field('url', $id ).'">'.get_field('url', $id ).'</a>'.'</td>';
						} else {
								$out .= $this->createTextCell($f, $information_to_display, $id );
							}
						}					
					$out .= '</tr>';					
				}
				$out .= '</tbody>';
			$out .= '</table>';
		} else {
			// no posts found
		}
		return $out;	
	}
	
	public function widget( $args, $instance ){
		$settings = array( 'layout' => '', 'specific_people' => '', 'specific_groups' => '', 'specific_tags' => '', 'break_into_groups' => '', 'information_to_display' => '');
		foreach( $settings as $k => $v ){
			$settings[$k] = get_field( $k, 'widget_' . $args['widget_id'] );
		}

		$wpQueryArgs = array(
			'posts_per_page' => -1,
			'post_type' => 'person',
			'post__in' => ( ( !is_null($settings['specific_people']) ) ? $settings['specific_people'] : array() ),
			'fields' => 'ids'
		);

		if ( $settings['specific_groups'] != false || $settings['specific_tags'] != false ){ 
			$tax_query = array();
			$isGroupSet = false;
			$isTagSet = false;	
																	
			if ( $settings['specific_groups'] != false ) {
				$isGroupSet = true;
				$taxGroupArray = array(
					'taxonomy' => 'group',
					'field'   	=> 'term_id',
					'terms'		=> $settings['specific_groups']
				);		
				$tax_query[] = $taxGroupArray;									
			}			
			if ( $settings['specific_tags'] != false ) {
				$isTagSet = true;
				$taxTagArray = array(
					'taxonomy' => 'persontag',
					'field'   	=> 'term_id',
					'terms'		=> $settings['specific_tags']
				);
				$tax_query[] = $taxTagArray;
			}
			$wpQueryArgs['tax_query'] = $tax_query;
		}		
		echo '<div class="widget uc-people-widget">';
		if( $settings['break_into_groups'] != false ){
			// get all the people
			$the_query = new WP_Query( $wpQueryArgs );
			
			// focusing on just the people, not the rest of the query. 
			$people = $the_query->posts;
			
			// look at each person, and see each group used, use that to create a list of terms. 
			$groups_in_use = array();
			
			foreach($people as $value){
				//$id = $value->ID;
				$id = $value;
				$terms = get_the_terms($id, 'group');
				if (is_array($terms)){
					foreach($terms as $key => $v){
						//duplicates will overwrite themselves...
						$slug = $v->slug;
						$groups_in_use[$slug]= $slug;
					}
				};												
			}
			
			// sort the groups in use alphabetically
			//sort($groups_in_use);
			usort($groups_in_use, array('UC_People_Widget', 'sort_group_by_order') );

			// for each item in the list of terms, do a new query, but this time we're going to limit it to ONLY items from that one group. 
			foreach($groups_in_use as $value){
				
				// this sets up the query we'll need, and will overwrite any group queries from the original settings. 
				$tax_query = array();
				$group_query = array(
					'taxonomy' => 'group',
					'field'   	=> 'slug',
					'terms'		=> $value
				);
				array_push($tax_query, $group_query);
				
				if( $isTagSet != false ){
					array_push($tax_query, $taxTagArray);
				}
				$wpQueryArgs['tax_query'] = $tax_query;	
				
				// with $arg updated, let's do a new query. 
				echo '<h3 class="group-title">'.get_term_by('slug', $value, 'group')->name.'</h3>';
				
				if( $settings['layout'] == 'grid' ){
					echo $this->get_people_grid( $wpQueryArgs, $settings['information_to_display'] );
				} else if( $settings['layout'] == 'table' ){
					echo $this->get_people_table( $wpQueryArgs, $settings['information_to_display'] );
				}
			}
		} else {
			if( $settings['layout'] == 'grid' ){
				echo $this->get_people_grid( $wpQueryArgs, $settings['information_to_display'] );
			} else if( $settings['layout'] == 'table' ){
				echo $this->get_people_table( $wpQueryArgs, $settings['information_to_display'] );
			}			
		}
		echo '</div>';
	}

	public function form( $instance ){
		//Form is handled by ACF, code can be found in wp-content/plugins/uc-people/acf-export.php
	}

	public function update( $new_instance, $old_instance ){
		//Update is handled by ACF
	}
}

function register_uc_people_widget(){
	register_widget( 'UC_People_Widget' );
}
add_action( 'widgets_init', 'register_uc_people_widget' );

function remove_uc_people_from_sopanels( $widgets ){
	unset($widgets['UC_People_Widget']);
	return $widgets;
}
add_filter( 'siteorigin_panels_widgets', 'remove_uc_people_from_sopanels', 11);

?>