<?php
/**
 * @copyright	Copyright (C) 2011 Simplify Your Web, Inc. All rights reserved.
 * @license		GNU General Public License version 3 or later; see LICENSE.txt
 */

// no direct access
defined('_JEXEC') or die();

use Joomla\CMS\Factory;
use Joomla\CMS\Filesystem\File;
use Joomla\CMS\Helper\ModuleHelper;
use Joomla\CMS\Language\Associations;
use Joomla\CMS\Language\Multilanguage;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Uri\Uri;
use SYW\Library\Fonts as SYWFonts;
use SYW\Library\Stylesheets as SYWStylesheets;
use SYW\Library\Utilities as SYWUtilities;
use SYW\Module\LatestNewsEnhanced\Site\Cache\CSSFileCache;
use SYW\Module\LatestNewsEnhanced\Site\Cache\JSAnimationFileCache;
use SYW\Module\LatestNewsEnhanced\Site\Helper\CalendarHelper as LNECalendarHelper;
use SYW\Module\LatestNewsEnhanced\Site\Helper\Helper as LNEHelper;
use SYW\Module\LatestNewsEnhanced\Site\Helper\ContentHelper as LNEContentHelper;

$isMobile = SYWUtilities::isMobile();

$show_on_mobile = $params->get('show_on_mobile', 1);
if (($isMobile && $show_on_mobile == 0) || (!$isMobile && $show_on_mobile == 2)) {
    return;
}

$list = null;

$class_suffix = $module->id;
$params->set('suffix', $class_suffix);

$datasource = $params->get('datasource', 'articles');
switch ($datasource)
{
    case 'articles':
        $list = LNEContentHelper::getList($params, $module);
        break;
}

// consider $list is null, in which case, just do a return
if ($list === null) {
    return;
}

$bootstrap_version = $params->get('bootstrap_version', 'joomla');
$load_bootstrap = false;
if ($bootstrap_version === 'joomla') {
    $bootstrap_version = 5;
    $load_bootstrap = true;
} else {
    $bootstrap_version = intval($bootstrap_version);
}

if (empty($list)) { // $list can be an empty array
    $nodata_message = trim($params->get('nodatamessage', ''));
    if (!empty($nodata_message)) {
        require ModuleHelper::getLayoutPath('mod_latestnewsenhanced', $params->get('layout', 'default'));
    } else {
        return;
    }
} else {

    // parameters

    $urlPath = Uri::base() . 'modules/mod_latestnewsenhanced/';
    $app = Factory::getApplication();
    $wam = $app->getDocument()->getWebAssetManager();

    $params->set('bootstrap_version', $bootstrap_version); // for use in header files

    $show_errors = LNEHelper::isShowErrors($params);

    $remove_whitespaces = LNEHelper::isRemoveWhitespaces($params);

    if ($params->get('load_icon_font', 1)) {
        SYWFonts::loadIconFont();
    }

    if ($params->get('load_fontawesome', 0)) {
        SYWFonts::loadIconFont('fontawesome');
    }

    $items_align = $params->get('align', 'v');

    $items_height = trim($params->get('items_h', ''));
    $items_width = trim($params->get('items_w', ''));
    $item_width = trim($params->get('item_w', 100));
    $item_width_unit = $params->get('item_w_u', 'percent');
    if ($item_width_unit == 'percent') {
        $item_width_unit = '%';
    }
    $min_item_width = $params->get('min_item_w', '');

    if ($item_width_unit == '%') {
        if ($item_width <= 0 || $item_width > 100) {
            $item_width = 100;
        }
    } else {
        if ($item_width < 0) {
            $item_width = 0;
        }
    }

    $text_align = $params->get('text_align', 'r');
    $title_before_head = $params->get('title_before_head', false);
    $title_html_tag = $params->get('title_tag', '4');
    $title_class = trim($params->get('title_class', ''));
    if ($title_class) {
        $title_class = ' ' . $title_class;
    }

    $follow = $params->get('follow', true);

    $popup_width = $params->get('popup_x', 600);
    $popup_height = $params->get('popup_y', 500);

    $show_title = true;
    if (trim($params->get('letter_count_title', '')) == '0') {
        $show_title = false;
    }
    $force_title_one_line = $params->get('force_one_line', false);

    $info_block_placement = $params->get('ad_place', 1);
    $overall_style = $params->get('overall_style', 'original');
    $keep_space = $params->get('keep_image_space', 1);
    $alignment = ($items_align == 'v') ? 'vertical' : 'horizontal';

    $clear_header_files_cache = LNEHelper::IsClearHeaderCache($params);

    $generate_inline_scripts = $params->get('inline_scripts', 0);
    $load_remotely = $params->get('remote_libraries', 0);

    // link

    $link_label = trim($params->get('link', ''));
    $unauthorized_link_label = '';
    $link_tooltip = $params->get('readmore_tooltip', 1);

    $show_link = false; // keep to avoid template override crashes on update
    $show_link_label = false; // keep to avoid template override crashes on update
    $append_link = $params->get('append_link', 0); // keep to avoid template override crashes on update and backward compatibility

    $link_title = false;
    $link_head = false;
    $add_readmore = false;
    $append_readmore = false;

    $what_to_link = $params->get('what_to_link', '');
    if (is_array($what_to_link)) {
        foreach ($what_to_link as $choice) {
            switch ($choice)
            {
                case 'title':
                    $link_title = true;
                    $show_link = true;
                    break;
                case 'head':
                    $link_head = true;
                    $show_link = true;
                    break;
                case 'label':
                    $add_readmore = true;
                    $show_link_label = true;
                    break;
                case 'append':
                    $append_readmore = true;
                    $append_link = true;
                    break;
            }
        }
    } else { // old values
        switch ($what_to_link)
        { // for backward compatibility on template overrides
            case 'title':
                $show_link = true;
                $link_title = true;
                $link_head = true;
                break;
            case 'label':
                $show_link_label = true;
                $add_readmore = true;
                break;
            case 'both':
                $show_link = true;
                $show_link_label = true;
                $link_title = true;
                $link_head = true;
                $add_readmore = true;
                break;
        }

        if ($append_link) {
            $append_readmore = true;
        }
    }

    // categories

    $show_category = ($params->get('show_cat', 0) == 0) ? false : true; // keep for backward compatibility on template overrides
    $link_category = ($params->get('show_cat', 0) == 1) ? true : false; // keep for backward compatibility on template overrides

    $pos_category_first = false;
    $pos_category_over_picture = false;
    $pos_category_before_title = false;
    $pos_category_last = false;

    $pos_category = $params->get('pos_cat', '');
    if (is_array($pos_category)) {
        foreach ($pos_category as $choice) {
            switch ($choice)
            {
                case 'first':
                    $pos_category_first = true;
                    $show_category = true;
                    $pos_category = 'first';
                    break;
                case 'title':
                    $pos_category_before_title = true;
                    $show_category = true;
                    $pos_category = 'title';
                    break;
                case 'last':
                    $pos_category_last = true;
                    $show_category = true;
                    $pos_category = 'last';
                    break;
            }
        }

        if ($params->get('link_cat_to', 'none') != 'none') {
            $link_category = true;
        }
    } else { // old values
        if ($show_category) {
            switch ($pos_category)
            {
                case 'first':
                    $pos_category_first = true;
                    break;
                case 'title':
                    $pos_category_before_title = true;
                    break;
                case 'last':
                    $pos_category_last = true;
                    break;
            }
        }
    }

    $cat_link_text = trim($params->get('cat_link', ''));
    $unauthorized_cat_link_text = '';
    $category_link_tooltip = $params->get('cat_tooltip', 1);
    $consolidate_category = $params->get('consol_cat', 1);
    $show_category_description = $params->get('show_cat_description', 0);
    $show_article_count = $params->get('show_article_count', 0);

    // read all

    $readall_link = $params->get('readall_link', '');
    $readall_link_label = '';
    $readall_isExternal = false;
    if (!empty($readall_link)) {
        $readall_link_tooltip = $params->get('readall_tooltip', 1);
        if ($readall_link == 'extern') {
            $external_url = trim($params->get('readall_external_url', ''));
            if ($external_url) {
                $readall_link = $external_url;
                $readall_isExternal = true;
                $readall_link_label = trim($params->get('readall_link_lbl', '')) == '' ? $external_url : trim($params->get('readall_link_lbl'));
            } else {
                $readall_link = '';
            }
        } else {
            $menu = $app->getMenu();
            $menuitem = $menu->getItem($readall_link);
            if ($menuitem->type == 'alias') { // if this is an alias use the item id stored in the parameters to make the link
                $menuitem = $menu->getItem($menuitem->params->get('aliasoptions')); // gets the targetted menu item
            }

            if (Multilanguage::isEnabled()) {
                $currentLanguage = Factory::getLanguage()->getTag();
                $langAssociations = Associations::getAssociations('com_menus', '#__menu', 'com_menus.item', $menuitem->id, 'id', '', '');
                foreach ($langAssociations as $langAssociation) {
                    if ($langAssociation->language == $currentLanguage) {
                        $menuitem = $menu->getItem($langAssociation->id);
                        break;
                    }
                }
            }

            switch ($menuitem->type)
            {
                case 'separator':
                case 'heading':
                    $readall_link = '';
                    break;
                case 'url':
                    $readall_link = $menuitem->link;
                    if ((strpos($menuitem->link, 'index.php?') === 0) && (strpos($menuitem->link, 'Itemid=') === false)) {
                        // if this is an internal Joomla link, ensure the Itemid is set
                        $readall_link .= '&Itemid=' . $menuitem->id;
                    }
                    break;
                case 'alias':
                    $readall_link = 'index.php?Itemid=' . $menuitem->id;
                    break;
                default:
                    $readall_link = $menuitem->link . '&Itemid=' . $menuitem->id;
            }

            $readall_link_label = trim($params->get('readall_link_lbl', '')) == '' ? $menuitem->title : trim($params->get('readall_link_lbl'));
        }
    }

    $pos_readall = $params->get('readall_pos', 'last');

    // read-more skinning

    $extrareadmorestyle = ''; // keep to avoid template overrides to crash
    $extrareadmoreclass = '';

    $extrareadmorelinkclass = trim($params->get('readmore_classes', ''));

    $read_more_style = $params->get('readmore_style', '');

    if ($read_more_style == 'bootstrap' && $bootstrap_version > 0) {
        $extrareadmorelinkclass .= ' btn';
        $extrareadmorelinkclass .= ' ' . SYWUtilities::getBootstrapProperty($params->get('readmore_type', 'btn-default'), $bootstrap_version);
        $extrareadmorelinkclass = trim($extrareadmorelinkclass);
        if ($params->get('readmore_size', '')) {
            $extrareadmorelinkclass .= ' ' . SYWUtilities::getBootstrapProperty('btn-' . $params->get('readmore_size', ''), $bootstrap_version);
        }
    }

    $read_more_align = $params->get('readmore_align', '');
    if ($read_more_align == 'btn-block') { // for backward compatibility
        $read_more_align = 'justify';
    }

    switch ($read_more_align)
    {
        case 'left':
            $extrareadmoreclass .= ' linkleft';
            break;
        case 'right':
            $extrareadmoreclass .= ' linkright';
            break;
        case 'center':
            $extrareadmoreclass .= ' linkcenter';
            break;
        case 'justify':
            $extrareadmoreclass .= ' linkjustify';
            if ($read_more_style == 'bootstrap' && $bootstrap_version > 0) {
                $extrareadmorelinkclass .= ' ' . SYWUtilities::getBootstrapProperty('btn-block', $bootstrap_version);
            }
    }

    // end read-more skinning

    // category skinning

    if ($show_category) {

        $extracategorystyle = ''; // keep to avoid template overrides to crash
        $extracategoryclass = '';
        $extracategorylinkclass = '';
        $extracategorynolinkclass = '';

        $cat_read_more_classes = trim($params->get('cat_readmore_classes', ''));
        if ($cat_read_more_classes) {
            if ($link_category) {
                $extracategorylinkclass = $cat_read_more_classes;
            } else {
                $extracategorynolinkclass = $cat_read_more_classes;
            }
        }

        $cat_read_more_style = $params->get('cat_readmore_style', '');

        if ($cat_read_more_style == 'bootstrap' && $bootstrap_version > 0 && $link_category) {

            $extracategorylinkclass .= ' btn';
            $extracategorylinkclass .= ' ' . SYWUtilities::getBootstrapProperty($params->get('cat_readmore_type', 'btn-default'), $bootstrap_version);

            $cat_read_more_size = SYWUtilities::getBootstrapProperty('btn-' . $params->get('cat_readmore_size', ''), $bootstrap_version);
            if ($cat_read_more_size) {
                $extracategorylinkclass .= ' ' . $cat_read_more_size;
            }
        } else {
            if ($cat_read_more_classes == '') {
                $extracategoryclass .= ' nostyle';
            }
        }

        switch ($params->get('cat_readmore_align', ''))
        {
            case 'left':
                $extracategoryclass .= ' linkleft';
                break;
            case 'right':
                $extracategoryclass .= ' linkright';
                break;
            case 'center':
                $extracategoryclass .= ' linkcenter';
                break;
            case 'justify':
                $extracategoryclass .= ' linkjustify';
                if ($cat_read_more_style == 'bootstrap' && $bootstrap_version > 0) {
                    $extracategorylinkclass .= ' ' . SYWUtilities::getBootstrapProperty('btn-block', $bootstrap_version);
                }
        }

        $extracategorylinkclass = trim($extracategorylinkclass);

        if ($extracategorynolinkclass) {
            $extracategorynolinkclass = ' class="' . $extracategorynolinkclass . '"';
        }

        // if ($link_category) {
        // $category_additional_attributes = '';
        // if ($category_link_tooltip) {
        // if ($extracategorylinkclass) {
        // $extracategorylinkclass = ' '.$extracategorylinkclass;
        // }
        // $category_additional_attributes = ' title="'.$cat_label.'" class="hasTooltip'.$extracategorylinkclass.'"';
        // } else {
        // if ($extracategorylinkclass) {
        // $category_additional_attributes = ' class="'.$extracategorylinkclass.'"';
        // }
        // }
        // }

        $article_count_classes = SYWUtilities::getBootstrapProperty('label', $bootstrap_version);
        $article_count_classes .= ' ' . SYWUtilities::getBootstrapProperty('label-info', $bootstrap_version);
    }

    // end category skinning

    // readall skinning

    if (!empty($readall_link)) {

        $extrareadallstyle = ''; // keep to avoid template overrides to crash
        $extrareadallclass = '';
        $extrareadalllinkclass = '';

        $readall_classes = trim($params->get('readall_classes', ''));
        if ($readall_classes) {
            $extrareadalllinkclass = $readall_classes;
        }

        $readall_style = $params->get('readall_style', '');

        if ($readall_style == 'bootstrap' && $bootstrap_version > 0) {

            $extrareadalllinkclass .= ' btn';
            $extrareadalllinkclass .= ' ' . SYWUtilities::getBootstrapProperty($params->get('readall_type', 'btn-default'), $bootstrap_version);

            $readall_size = SYWUtilities::getBootstrapProperty('btn-' . $params->get('readall_size', ''), $bootstrap_version);
            if ($readall_size) {
                $extracategorylinkclass .= ' ' . $readall_size;
            }
        }

        switch ($params->get('readall_align', ''))
        {
            case 'left':
                $extrareadallclass .= ' linkleft';
                break;
            case 'right':
                $extrareadallclass .= ' linkright';
                break;
            case 'center':
                $extrareadallclass .= ' linkcenter';
                break;
            case 'justify':
                $extrareadallclass .= ' linkjustify';
                if ($readall_style == 'bootstrap' && $bootstrap_version > 0) {
                    $extrareadalllinkclass .= ' ' . SYWUtilities::getBootstrapProperty('btn-block', $bootstrap_version);
                }
        }

        $readall_additional_attributes = '';
        if ($readall_link_tooltip) {
            $readall_additional_attributes = ' title="' . $readall_link_label . '" class="hasTooltip ' . $extrareadalllinkclass . '"';
        } else {
            if ($extrareadalllinkclass) {
                $readall_additional_attributes = ' class="' . $extrareadalllinkclass . '"';
            }
        }
    }

    // end readall skinning

    // Bootstrap compatible alerts
    // not used anymore, keep for backward compatibility
    $alert_info_classes = 'alert ' . SYWUtilities::getBootstrapProperty('alert-info', $bootstrap_version);
    $alert_error_classes = 'alert ' . SYWUtilities::getBootstrapProperty('alert-error', $bootstrap_version);

    // downgrading styles // keep for backward compatibility with old template files

    $leading_items_count = 0;
    $remove_head = false;
    $remove_text = false;
    $remove_details = false;

    // head

    $head_type = $params->get('head_type', 'none');
    $head_width = $params->get('head_w', 64);
    $head_height = $params->get('head_h', 64);
    $maintain_height = $params->get('maintain_height', 0);

    $show_image = false;
    $show_calendar = false;

    $image_types = array('image', 'imageintro', 'imagefull', 'allimagesasc', 'allimagesdesc', 'categoryimage');
    if (in_array($head_type, $image_types)) {
        $show_image = true;
    } else if ($head_type == 'calendar') {
        $show_calendar = true;
    }

    // parameters image

    if ($show_image) {

        $border_width_pic = $params->get('border_w', 0);
        $shadow_width_pic = $params->get('sh_w_pic', 0);
        $shadow_type_pic = $params->get('sh_type', 's');

        $head_width = $head_width - $border_width_pic * 2;
        $head_height = $head_height - $border_width_pic * 2;

        $hover_effect = $params->get('hover_effect', 'none');
        if (strval($hover_effect) == '0') { // for backward compatibility
            $hover_effect = 'none';
        } else if (strval($hover_effect) == '1') {
            $hover_effect = 'shrink';
        }
        if ($hover_effect != 'none') {
            $hover_effect = 'hvr-' . $hover_effect;
            // SYWStylesheets::load2DTransitions();
            $transition_method = SYWStylesheets::getTransitionMethod($hover_effect);
            SYWStylesheets::$transition_method();
        }
    }

    // parameters calendar

    $extracalendarclass = 'noimage';
    if ($show_calendar) {
        if ($params->get('cal_bg', '')) {
            $extracalendarclass = 'image';
        }

        // for backward compatibility, in case there are overrides, avoids crashes
        $date_params_keys = array('', 'update');
        $date_params_values = array('', 'update' => 'Please update override');
        $weekday_format = $month_format = $day_format = $time_format = '';
    }

    // animation / pagination

    $animation = '';
    $pagination = $params->get('pagination', '');

    if (!empty($pagination)) { // pagination only
        $animation = 'justpagination';
    }

    if ($animation) {

        LNEHelper::loadAnimationLibrary($animation, $load_remotely);

        $pagination_position_type = $params->get('pagination_pos', 'below');

        $pagination_position = '';
        $pagination_position_top = 'top';
        $pagination_position_bottom = 'bottom';

        if (!empty($pagination)) {

            if ($pagination_position_type == 'around') {
                if ($items_align == 'v') {
                    $pagination_position_top = 'up';
                    $pagination_position_bottom = 'down';
                } else {
                    $pagination_position_top = 'left';
                    $pagination_position_bottom = 'right';
                }
            }
        }

        $prev_type = $params->get('prev_type', '');
        $label_prev = $prev_type == 'prev' ? Text::_('JPREV') : ($prev_type == 'label' ? trim($params->get('label_prev', '')) : '');

        $prev_aria_label = Text::_('JPREV');

        $next_type = $params->get('next_type', '');
        $label_next = $next_type == 'next' ? Text::_('JNEXT') : ($next_type == 'label' ? trim($params->get('label_next', '')) : '');

        $next_aria_label = Text::_('JNEXT');

        $prev_next = true;
        if ($pagination == 'p' || $pagination == 's') {
            $prev_next = false;
        }

        // begin - to only load icon font when necessary

        switch ($params->get('pagination'))
        {
            case 'pn':
            case 'ppn':
            case 'psn':
                $arrows = true;
                break;
            default:
                $arrows = false;
        }

        // end - to only load icon font when necessary

        $extra_pagination_classes = ''; // keep to prevent overrides to crash

        $pagination_style = $params->get('pagination_style', '');

        $pagination_size = '';
        if ($pagination_style && $bootstrap_version > 0) { // Bootstrap is selected
            $pagination_size = SYWUtilities::getBootstrapProperty('pagination-' . $params->get('pagination_size', ''), $bootstrap_version);
        }

        $pagination_align = '';
        if ($pagination_style && $bootstrap_version > 0) { // Bootstrap is selected
            $pagination_align = SYWUtilities::getBootstrapProperty('pagination-' . $params->get('pagination_align', 'center'), $bootstrap_version);
        }

        $cache_anim_js = new JSAnimationFileCache('mod_latestnewsenhanced', $params);

        if ($generate_inline_scripts) {

            $wam->addInlineScript($cache_anim_js->getBuffer(true));
        } else {

            $result = $cache_anim_js->cache('animation_' . $module->id . '.js', $clear_header_files_cache);

            if ($result) {
                $wam->registerAndUseScript('lne.animation_' . $module->id, $cache_anim_js->getCachePath() . '/animation_' . $module->id . '.js', [], ['defer' => true]);
            }
        }
    } else {
        // remove animation.js if it exists
        if (File::exists(JPATH_SITE . '/media/cache/mod_latestnewsenhanced/animation_' . $module->id . '.js')) {
            File::delete(JPATH_SITE . '/media/cache/mod_latestnewsenhanced/animation_' . $module->id . '.js');
        }
    }

    if (File::exists(JPATH_ROOT . '/media/mod_latestnewsenhanced/css/substitute_styles.css') || File::exists(JPATH_ROOT . '/media/mod_latestnewsenhanced/css/substitute_styles-min.css')) {
        LNEHelper::loadUserStylesheet(true);

        // remove style.css if it exists
        if (File::exists(JPATH_SITE . '/media/cache/mod_latestnewsenhanced/style_' . $module->id . '.css')) {
            File::delete(JPATH_SITE . '/media/cache/mod_latestnewsenhanced/style_' . $module->id . '.css');
        }
    } else {

        // extra styles

        $extra_styles = trim($params->get('style_overrides', ''));
        if (!empty($extra_styles)) {
            $extra_styles .= ' ';
        }

        if ($show_calendar) {
            $extra_styles .= LNECalendarHelper::getCalendarInlineStyles($params, $class_suffix);
        }

        // font details
        $font_details = $params->get('details_font', '');
        if (!empty($font_details)) {
            SYWFonts::loadWebFonts(SYWFonts::getWebfontsFromFamily($font_details));

            $extra_styles .= '#lnee_' . $class_suffix . ' .newsextra { font-family: ' . $font_details . '} ';
        }

        if (!empty($extra_styles)) {
            $extra_styles = str_replace(array("\r\n", "\r", "\n", "\t", '  ', '    ', '    '), '', $extra_styles); // minify the CSS code
        }

        $cache_css = new CSSFileCache('mod_latestnewsenhanced', $params);
        $cache_css->addDeclaration($extra_styles);
        $result = $cache_css->cache('style_' . $module->id . '.css', $clear_header_files_cache);

        if ($result) {
            $wam->registerAndUseStyle('lne.style_' . $module->id, $cache_css->getCachePath() . '/style_' . $module->id . '.css');
        }

        LNEHelper::loadCommonStylesheet();

        if (File::exists(JPATH_ROOT . '/media/mod_latestnewsenhanced/css/common_user_styles.css') || File::exists(JPATH_ROOT . '/media/mod_latestnewsenhanced/css/common_user_styles-min.css')) {
            LNEHelper::loadUserStylesheet();
        }
    }

    // call the layout
    require ModuleHelper::getLayoutPath('mod_latestnewsenhanced', $params->get('layout', 'default'));
}
?>