Display filterable, sortable list of projects that use specific keywords

application/config/routes.php

@@ -121,6 +121,8 @@
 $route['group/(:num)'] 			= "catalog/group/index/$1";
 $route['group/get_results'] 	= "catalog/group/get_results";
 
+$route['keywords/(:num)']                      = "catalog/keywords/index/$1";
+$route['keywords/get_results']         = "catalog/keywords/get_results";
 
 $route['sections/readers/(:num)']		= 'catalog/sections/readers/$1';
 
@@ -166,4 +168,4 @@
 $route['(:any)']				= "catalog/page/index/$1";
 
 /* End of file routes.php */
-/* Location: ./application/config/routes.php */
+/* Location: ./application/config/routes.php */

application/controllers/catalog/Keywords.php

@@ -0,0 +1,108 @@
+<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
+
+class Keywords extends Catalog_controller
+/**
+When passed a keywords_id, display a list of projects that have that keyword
+*/
+
+{
+
+	public function __construct()
+	{
+		parent::__construct();
+		$this->load->helper('general_functions_helper');
+	}
+
+	public function index($keywords_id)
+	{
+		if (empty($keywords_id)) {
+			show_404();
+		}
+		$this->load->model('keyword_model');
+		$this->data['keywords'] = $this->keyword_model->get($keywords_id);
+		$this->data['search_category'] = 'keywords';
+		$this->data['primary_key'] = $keywords_id;
+		$this->data['search_order'] = $this->input->get('search_order');
+		$params['keywords_id'] = $keywords_id;		
+		$params['offset'] = 0;
+		$params['limit'] = 1000000;
+		$params['search_order'] = $this->input->get('search_order');
+		$matches = $this->_get_projects_by_keywords_id($params);
+		$this->data['matches'] = count($matches);		
+		$this->_render('catalog/keywords');
+		return;
+	}
+
+	function get_results()
+	{
+
+		// collect - search_category, sub_category, page_number, sort_order 
+		// and (sometimes) information about contents of project_type 
+		$input = $this->input->get(null, true);	
+
+		$params['keywords_id'] = $input['primary_key'];
+		$params['search_order'] = $input['search_order'];
+
+		if (empty($params['keywords_id'])) {
+			show_error('A primary_key (keywords ID) must be supplied', 400);
+		}
+
+		//format offset
+		$params['offset'] = ($input['search_page'] - 1) * CATALOG_RESULT_COUNT;
+
+		// format limit
+		$params['limit'] = CATALOG_RESULT_COUNT;
+
+
+
+		// format project_type_description. Note that values appearing here are not
+		// necessarily a match to values that appear in the projects.project_type column
+		// in the database - so we'll need to massage them later (in Project model->get_projects_by_keywords_id()).
+		if (array_key_exists('project_type', $input))
+		{
+			$params['project_type_description'] = $input['project_type'];
+		} else 
+		{
+			$params['project_type_description'] = 'either';
+		}
+
+		// go get results
+		$results = $this->_get_projects_by_keywords_id($params);
+
+		// get full set by calling same function with different parameters
+		$params['offset'] = 0;
+		$params['limit'] = 1000000;
+
+		$full_set = $this->_get_projects_by_keywords_id($params);
+
+		// go format results
+		$retval['results'] = $this->_format_results($results, 'title');
+
+		//pagination
+		$page_count = (count($full_set) > CATALOG_RESULT_COUNT) ? ceil(count($full_set) / CATALOG_RESULT_COUNT) : 0;
+		$retval['pagination'] = (empty($page_count)) ? '' : $this->_format_pagination($input['search_page'], $page_count);
+
+		$retval['status'] = 'SUCCESS';
+
+		//return - results, pagination
+		if ($this->input->is_ajax_request())
+		{	
+			header('Content-Type: application/json;charset=utf-8');
+			echo json_encode($retval);
+			return;
+		}
+	}
+
+	function _get_projects_by_keywords_id($params)
+	{
+		$this->load->model('project_model');
+		$projects = $this->project_model->get_projects_by_keywords_id($params);
+
+		foreach ($projects as $key => $project)
+		{
+			$projects[$key]['author_list'] = $this->_author_list($project['id']);
+		}
+
+		return $projects;
+	}
+}

application/views/catalog/keywords.php

@@ -0,0 +1,39 @@
+<?= $header;  ?>
+
+<div class="main-content advanced-search-form">
+
+	<div id="sidebar_wrapper" >
+		<?= $sidebar;  ?>
+	</div>
+
+
+	<div class="browse browse-title">
+		<div class="browse-header-wrap">
+			<h4 class="browse-header"></h4>
+			<h3>Audiobooks tagged with keywords "<?= $keywords->value ?>"</h3>
+
+			<div class="sort-menu" id="sort_menu" style="display:none;">
+				<p>Order by</p>
+				<select class="js-sort-menu">
+					<option value="alpha" <?= $search_order === 'alpha' ? 'selected' : '' ?>>Alphabetically</option>
+					<option value="catalog_date" <?= $search_order === 'catalog_date' ? 'selected' : '' ?>>Release date</option>
+				</select> 
+			</div><!-- end .sort-menu -->
+
+		</div>
+
+		<ul class="browse-list"></ul>
+
+		<div class="page-number-nav"></div>
+
+	</div>
+
+
+</div><!-- end .main-content -->
+
+<?= $footer;  ?>
+
+
+
+</body>
+</html>

application/views/catalog/partials/footer.php

@@ -87,7 +87,7 @@ function get_search_page_from_url() {
 			var item = $('.js-menu_item[data-menu_item="'+search_category+'"]');
 			load_search_data(item, search_category);
 		}
-		else if (jQuery.inArray(current_page, ['author', 'reader', 'group']) > -1)
+		else if (jQuery.inArray(current_page, ['author', 'reader', 'group', 'keywords']) > -1)
 		{
 			get_results(current_page, search_page, sub_category, primary_key);
 		}
@@ -333,6 +333,15 @@ function get_advanced_results()
 	}	
 
 
+	$('.js-truncated-keywords').on('click', function(e){
+
+		e.preventDefault();
+		$('.secondary_keywords_string').show();
+		$('.primary_keywords_string').hide();
+		return false;	
+
+	});
+
 	$('.js-advanced-search').on('click', function(e){
 
 		// TODO: make toggle
@@ -348,6 +357,7 @@ function get_advanced_results()
 		return false;	
 
 	});
+
 
 	function advanced_search_actions()
 	{