424 lines
12 KiB
PHP
424 lines
12 KiB
PHP
<?php
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/**
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* @package Joomla.Site
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* @subpackage mod_articles_category
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*
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* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('_JEXEC') or die;
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$com_path = JPATH_SITE.'/components/com_content/';
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require_once $com_path.'router.php';
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require_once $com_path.'helpers/route.php';
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JModelLegacy::addIncludePath($com_path . '/models', 'ContentModel');
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/**
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* Helper for mod_articles_category
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*
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* @package Joomla.Site
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* @subpackage mod_articles_category
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*/
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abstract class ModArticlesCategoryHelper
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{
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public static function getList(&$params)
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{
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// Get an instance of the generic articles model
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$articles = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));
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// Set application parameters in model
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$app = JFactory::getApplication();
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$appParams = $app->getParams();
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$articles->setState('params', $appParams);
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// Set the filters based on the module params
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$articles->setState('list.start', 0);
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$articles->setState('list.limit', (int) $params->get('count', 0));
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$articles->setState('filter.published', 1);
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// Access filter
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$access = !JComponentHelper::getParams('com_content')->get('show_noauth');
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$authorised = JAccess::getAuthorisedViewLevels(JFactory::getUser()->get('id'));
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$articles->setState('filter.access', $access);
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// Prep for Normal or Dynamic Modes
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$mode = $params->get('mode', 'normal');
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switch ($mode)
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{
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case 'dynamic':
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$option = $app->input->get('option');
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$view = $app->input->get('view');
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if ($option === 'com_content')
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{
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switch($view)
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{
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case 'category':
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$catids = array($app->input->getInt('id'));
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break;
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case 'categories':
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$catids = array($app->input->getInt('id'));
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break;
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case 'article':
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if ($params->get('show_on_article_page', 1))
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{
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$article_id = $app->input->getInt('id');
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$catid = $app->input->getInt('catid');
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if (!$catid)
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{
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// Get an instance of the generic article model
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$article = JModelLegacy::getInstance('Article', 'ContentModel', array('ignore_request' => true));
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$article->setState('params', $appParams);
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$article->setState('filter.published', 1);
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$article->setState('article.id', (int) $article_id);
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$item = $article->getItem();
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$catids = array($item->catid);
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}
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else
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{
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$catids = array($catid);
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}
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}
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else {
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// Return right away if show_on_article_page option is off
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return;
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}
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break;
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case 'featured':
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default:
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// Return right away if not on the category or article views
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return;
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}
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}
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else {
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// Return right away if not on a com_content page
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return;
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}
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break;
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case 'normal':
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default:
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$catids = $params->get('catid');
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$articles->setState('filter.category_id.include', (bool) $params->get('category_filtering_type', 1));
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break;
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}
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// Category filter
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if ($catids)
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{
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if ($params->get('show_child_category_articles', 0) && (int) $params->get('levels', 0) > 0)
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{
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// Get an instance of the generic categories model
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$categories = JModelLegacy::getInstance('Categories', 'ContentModel', array('ignore_request' => true));
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$categories->setState('params', $appParams);
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$levels = $params->get('levels', 1) ? $params->get('levels', 1) : 9999;
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$categories->setState('filter.get_children', $levels);
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$categories->setState('filter.published', 1);
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$categories->setState('filter.access', $access);
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$additional_catids = array();
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foreach ($catids as $catid)
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{
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$categories->setState('filter.parentId', $catid);
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$recursive = true;
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$items = $categories->getItems($recursive);
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if ($items)
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{
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foreach ($items as $category)
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{
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$condition = (($category->level - $categories->getParent()->level) <= $levels);
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if ($condition)
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{
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$additional_catids[] = $category->id;
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}
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}
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}
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}
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$catids = array_unique(array_merge($catids, $additional_catids));
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}
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$articles->setState('filter.category_id', $catids);
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}
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// Ordering
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$articles->setState('list.ordering', $params->get('article_ordering', 'a.ordering'));
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$articles->setState('list.direction', $params->get('article_ordering_direction', 'ASC'));
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// New Parameters
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$articles->setState('filter.featured', $params->get('show_front', 'show'));
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$articles->setState('filter.author_id', $params->get('created_by', ""));
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$articles->setState('filter.author_id.include', $params->get('author_filtering_type', 1));
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$articles->setState('filter.author_alias', $params->get('created_by_alias', ""));
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$articles->setState('filter.author_alias.include', $params->get('author_alias_filtering_type', 1));
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$excluded_articles = $params->get('excluded_articles', '');
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if ($excluded_articles)
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{
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$excluded_articles = explode("\r\n", $excluded_articles);
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$articles->setState('filter.article_id', $excluded_articles);
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$articles->setState('filter.article_id.include', false); // Exclude
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}
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$date_filtering = $params->get('date_filtering', 'off');
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if ($date_filtering !== 'off')
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{
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$articles->setState('filter.date_filtering', $date_filtering);
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$articles->setState('filter.date_field', $params->get('date_field', 'a.created'));
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$articles->setState('filter.start_date_range', $params->get('start_date_range', '1000-01-01 00:00:00'));
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$articles->setState('filter.end_date_range', $params->get('end_date_range', '9999-12-31 23:59:59'));
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$articles->setState('filter.relative_date', $params->get('relative_date', 30));
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}
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// Filter by language
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$articles->setState('filter.language', $app->getLanguageFilter());
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$items = $articles->getItems();
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// Display options
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$show_date = $params->get('show_date', 0);
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$show_date_field = $params->get('show_date_field', 'created');
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$show_date_format = $params->get('show_date_format', 'Y-m-d H:i:s');
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$show_category = $params->get('show_category', 0);
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$show_hits = $params->get('show_hits', 0);
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$show_author = $params->get('show_author', 0);
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$show_introtext = $params->get('show_introtext', 0);
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$introtext_limit = $params->get('introtext_limit', 100);
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// Find current Article ID if on an article page
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$option = $app->input->get('option');
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$view = $app->input->get('view');
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if ($option === 'com_content' && $view === 'article')
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{
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$active_article_id = $app->input->getInt('id');
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}
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else
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{
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$active_article_id = 0;
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}
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// Prepare data for display using display options
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foreach ($items as &$item)
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{
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$item->slug = $item->id.':'.$item->alias;
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$item->catslug = $item->catid ? $item->catid .':'.$item->category_alias : $item->catid;
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if ($access || in_array($item->access, $authorised))
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{
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// We know that user has the privilege to view the article
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$item->link = JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catslug));
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}
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else
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{
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$app = JFactory::getApplication();
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$menu = $app->getMenu();
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$menuitems = $menu->getItems('link', 'index.php?option=com_users&view=login');
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if (isset($menuitems[0]))
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{
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$Itemid = $menuitems[0]->id;
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}
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elseif ($app->input->getInt('Itemid') > 0)
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{
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// Use Itemid from requesting page only if there is no existing menu
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$Itemid = $app->input->getInt('Itemid');
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}
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$item->link = JRoute::_('index.php?option=com_users&view=login&Itemid='.$Itemid);
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}
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// Used for styling the active article
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$item->active = $item->id == $active_article_id ? 'active' : '';
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$item->displayDate = '';
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if ($show_date)
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{
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$item->displayDate = JHTML::_('date', $item->$show_date_field, $show_date_format);
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}
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if ($item->catid)
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{
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$item->displayCategoryLink = JRoute::_(ContentHelperRoute::getCategoryRoute($item->catid));
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$item->displayCategoryTitle = $show_category ? '<a href="'.$item->displayCategoryLink.'">'.$item->category_title.'</a>' : '';
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}
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else {
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$item->displayCategoryTitle = $show_category ? $item->category_title : '';
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}
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$item->displayHits = $show_hits ? $item->hits : '';
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$item->displayAuthorName = $show_author ? $item->author : '';
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if ($show_introtext)
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{
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$item->introtext = JHtml::_('content.prepare', $item->introtext, '', 'mod_articles_category.content');
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$item->introtext = self::_cleanIntrotext($item->introtext);
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}
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$item->displayIntrotext = $show_introtext ? self::truncate($item->introtext, $introtext_limit) : '';
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$item->displayReadmore = $item->alternative_readmore;
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}
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return $items;
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}
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public static function _cleanIntrotext($introtext)
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{
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$introtext = str_replace('<p>', ' ', $introtext);
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$introtext = str_replace('</p>', ' ', $introtext);
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$introtext = strip_tags($introtext, '<a><em><strong>');
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$introtext = trim($introtext);
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return $introtext;
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}
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/**
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* Method to truncate introtext
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*
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* The goal is to get the proper length plain text string with as much of
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* the html intact as possible with all tags properly closed.
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*
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* @param string $html The content of the introtext to be truncated
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* @param integer $maxLength The maximum number of charactes to render
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*
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* @return string The truncated string
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*/
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public static function truncate($html, $maxLength = 0)
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{
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$baseLength = strlen($html);
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// First get the plain text string. This is the rendered text we want to end up with.
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$ptString = JHtml::_('string.truncate', $html, $maxLength, $noSplit = true, $allowHtml = false);
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for ($maxLength; $maxLength < $baseLength;)
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{
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// Now get the string if we allow html.
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$htmlString = JHtml::_('string.truncate', $html, $maxLength, $noSplit = true, $allowHtml = true);
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// Now get the plain text from the html string.
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$htmlStringToPtString = JHtml::_('string.truncate', $htmlString, $maxLength, $noSplit = true, $allowHtml = false);
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// If the new plain text string matches the original plain text string we are done.
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if ($ptString == $htmlStringToPtString)
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{
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return $htmlString;
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}
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// Get the number of html tag characters in the first $maxlength characters
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$diffLength = strlen($ptString) - strlen($htmlStringToPtString);
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// Set new $maxlength that adjusts for the html tags
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$maxLength += $diffLength;
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if ($baseLength <= $maxLength || $diffLength <= 0)
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{
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return $htmlString;
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}
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}
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return $html;
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}
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public static function groupBy($list, $fieldName, $article_grouping_direction, $fieldNameToKeep = null)
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{
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$grouped = array();
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if (!is_array($list))
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{
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if ($list == '')
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{
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return $grouped;
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}
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$list = array($list);
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}
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foreach ($list as $key => $item)
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{
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if (!isset($grouped[$item->$fieldName]))
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{
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$grouped[$item->$fieldName] = array();
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}
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if (is_null($fieldNameToKeep))
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{
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$grouped[$item->$fieldName][$key] = $item;
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}
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else {
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$grouped[$item->$fieldName][$key] = $item->$fieldNameToKeep;
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}
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unset($list[$key]);
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}
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$article_grouping_direction($grouped);
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return $grouped;
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}
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public static function groupByDate($list, $type = 'year', $article_grouping_direction, $month_year_format = 'F Y')
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{
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$grouped = array();
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if (!is_array($list))
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{
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if ($list == '')
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{
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return $grouped;
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}
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$list = array($list);
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}
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foreach ($list as $key => $item)
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{
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switch($type)
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{
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case 'month_year':
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$month_year = JString::substr($item->created, 0, 7);
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if (!isset($grouped[$month_year]))
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{
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$grouped[$month_year] = array();
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}
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$grouped[$month_year][$key] = $item;
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break;
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case 'year':
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default:
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$year = JString::substr($item->created, 0, 4);
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if (!isset($grouped[$year]))
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{
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$grouped[$year] = array();
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}
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$grouped[$year][$key] = $item;
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break;
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}
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unset($list[$key]);
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}
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$article_grouping_direction($grouped);
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if ($type === 'month_year')
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{
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foreach ($grouped as $group => $items)
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{
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$date = new JDate($group);
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$formatted_group = $date->format($month_year_format);
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$grouped[$formatted_group] = $items;
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unset($grouped[$group]);
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}
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}
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return $grouped;
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}
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}
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