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<?php
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/**
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* @file
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* Theme & preprocess functions for the Views Slideshow: cycle module.
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*/
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/**
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* Views Slideshow: Theme the main frame wrapper.
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*
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* @ingroup themeable
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*/
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function template_preprocess_views_slideshow_cycle_main_frame(&$vars) {
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$settings = $vars['settings'];
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$rows = $vars['rows'];
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$view = $vars['view'];
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$vss_id = $vars['vss_id'];
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// Cast the strings into int or bool as necessary.
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$new_settings = array();
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foreach ($settings as $key => $value) {
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if (is_string($value)) {
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$value = str_replace("\n", ' ', $value);
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$value = trim($value);
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if (is_numeric($value)) {
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$value = (int) $value;
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}
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elseif (strtolower($value) == 'true') {
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$value = TRUE;
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}
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elseif (strtolower($value) == 'false') {
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$value = FALSE;
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}
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}
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$new_settings[$key] = $value;
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}
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$settings = array_merge(
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array(
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'num_divs' => count($rows),
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'id_prefix' => '#views_slideshow_cycle_main_',
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'div_prefix' => '#views_slideshow_cycle_div_',
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'vss_id' => $vss_id,
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),
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$new_settings
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);
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// We need to go through the current js setting values to make sure the one we
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// want to add is not already there. If it is already there then append -[num]
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// to the id to make it unique.
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$slideshow_count = 1;
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$current_settings = drupal_add_js();
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foreach ($current_settings['settings']['data'] as $current_setting) {
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if (isset($current_setting['viewsSlideshowCycle'])) {
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$current_keys = array_keys($current_setting['viewsSlideshowCycle']);
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if (stristr($current_keys[0], '#views_slideshow_cycle_main_' . $vss_id)) {
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$slideshow_count++;
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}
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}
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}
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if ($slideshow_count > 1) {
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$vss_id .= '-' . $slideshow_count;
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$settings['vss_id'] = $vss_id;
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}
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// Don't load JavaScript unless libraries module is present.
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if (module_exists('libraries')) {
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// Load jQuery Cycle.
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if ($cycle_path = _views_slideshow_cycle_library_path()) {
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drupal_add_js($cycle_path);
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}
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// Load Json2.
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$json_path = libraries_get_path('json2');
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if (!empty($json_path) && file_exists($json_path . '/json2.js')) {
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drupal_add_js($json_path . '/json2.js');
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}
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// Add hover intent library.
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if ($settings['pause']) {
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$hoverIntent_path = libraries_get_path('jquery.hoverIntent');
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if (!empty($hoverIntent_path) && file_exists($hoverIntent_path . '/jquery.hoverIntent.js')) {
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drupal_add_js($hoverIntent_path . '/jquery.hoverIntent.js');
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}
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}
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// Add jquery easing library.
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if (strstr($settings['advanced_options'], '"eas')) {
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$easing_path = libraries_get_path('jquery.easing');
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if (!empty($easing_path) && file_exists($easing_path . '/jquery.easing.1.3.js')) {
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drupal_add_js($easing_path . '/jquery.easing.1.3.js');
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}
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}
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// Load our cycle js.
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$module_path = drupal_get_path('module', 'views_slideshow_cycle');
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drupal_add_js($module_path . '/js/views_slideshow_cycle.js');
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// Load the pause library.
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if (!empty($settings['pause_in_middle']) && $pause_path = _views_slideshow_cycle_pause_library_path()) {
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drupal_add_js($pause_path);
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}
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}
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// Load our cycle css.
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drupal_add_css($module_path . '/views_slideshow_cycle.css', 'file');
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drupal_add_js(array('viewsSlideshowCycle' => array('#views_slideshow_cycle_main_' . $vss_id => $settings)), 'setting');
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// Add the slideshow elements.
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$vars['classes_array'][] = 'views_slideshow_cycle_teaser_section';
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$styles = '';
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if (isset($view->display_handler->display->display_options['style_options']['views_slideshow_cycle'])) {
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$styles = $view->display_handler->display->display_options['style_options']['views_slideshow_cycle'];
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}
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$styles_default = '';
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if (isset($view->display['default']->display_options['style_options']['views_slideshow_cycle'])) {
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$styles_default = $view->display['default']->display_options['style_options']['views_slideshow_cycle'];
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}
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// Retrive the number of items per frame.
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if (isset($styles['items_per_slide']) && $styles['items_per_slide'] > 0) {
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$items_per_slide = $styles['items_per_slide'];
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}
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elseif (isset($styles_default['items_per_slide']) && $styles_default['items_per_slide'] > 0) {
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$items_per_slide = $styles_default['items_per_slide'];
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}
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else {
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$items_per_slide = 1;
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}
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$vars['items_per_slide'] = $items_per_slide;
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$widgets = $vars['options']['widgets'];
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if (isset($options['top']['views_slideshow_pager']['enabled']) && $options['top']['views_slideshow_pager']['enabled']) {
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$aria = "aria-labelledby='views_slideshow_pager_field_item_top_${vss_id}_";
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}
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else {
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$aria = "aria-labelledby='views_slideshow_pager_field_item_bottom_${vss_id}_";
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}
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$items = array();
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$slideshow_count = 0;
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$rendered_rows = '';
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$last_slide = ceil(count($rows) / $items_per_slide);
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foreach ($rows as $count => $item) {
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$items[] = $item;
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if (count($items) == $items_per_slide || $count == (count($rows) - 1)) {
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$rendered_rows .= theme(views_theme_functions('views_slideshow_cycle_main_frame_row', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
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'vss_id' => $vss_id,
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'items' => $items,
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'count' => $slideshow_count,
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'view' => $vars['view'],
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'aria' => $aria . $slideshow_count . "'",
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'last_slide' => $last_slide,
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));
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$items = array();
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$slideshow_count++;
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}
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}
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$vars['rendered_rows'] = $rendered_rows;
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}
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/**
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* Views Slideshow slideshow rows.
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*
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* @ingroup themeable
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*/
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function template_preprocess_views_slideshow_cycle_main_frame_row(&$vars) {
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$current = $vars['count'] + 1;
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$vars['classes_array'][] = 'views_slideshow_cycle_slide';
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$vars['classes_array'][] = 'views_slideshow_slide views-row-' . $current;
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if ($vars['count']) {
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$vars['classes_array'][] = 'views_slideshow_cycle_hidden';
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if ($current == $vars['last_slide']) {
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$vars['classes_array'][] = 'views-row-last';
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}
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}
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else {
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$vars['classes_array'][] = 'views-row-first';
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}
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$vars['classes_array'][] = ($vars['count'] % 2) ? 'views-row-even' : 'views-row-odd';
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$vars['rendered_items'] = '';
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foreach ($vars['items'] as $item_count => $item) {
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$vars['rendered_items'] .= theme(views_theme_functions('views_slideshow_cycle_main_frame_row_item', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
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'item' => $item,
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'item_count' => $item_count,
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'count' => $vars['count'],
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'view' => $vars['view'],
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'length' => count($vars['items']),
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));
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}
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}
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/**
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* Implements hook_preprocess_views_slideshow_cycle_main_frame_row_item().
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*/
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function template_preprocess_views_slideshow_cycle_main_frame_row_item(&$vars) {
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$vars['classes_array'][] = 'views-row views-row-' . $vars['item_count'];
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$vars['classes_array'][] = ($vars['item_count'] % 2) ? 'views-row-even' : 'views-row-odd';
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if ($vars['count'] == 0) {
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$vars['classes_array'][] = 'views-row-first';
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}
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elseif ($vars['count'] == $vars['length'] - 1) {
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$vars['classes_array'][] = 'views-row-last';
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}
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// Support custom row classes.
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if ($row_class = $vars['view']->style_plugin->get_row_class($vars['count'])) {
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$vars['classes_array'][] = $row_class;
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}
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}
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/**
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* Implements hook_preprocess_views_slideshow_pager_fields().
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*/
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function views_slideshow_cycle_preprocess_views_slideshow_pager_fields(&$vars) {
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$slide_count = count($vars['view']->result);
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$items_per_slide = $vars['view']->style_options['views_slideshow_cycle']['items_per_slide'];
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if ($vars['view']->style_options['slideshow_type'] == 'views_slideshow_cycle') {
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$slide_count = $slide_count / $items_per_slide;
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$slide_count = ceil($slide_count);
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}
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$vars['rendered_field_items'] = '';
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if (empty($vars['settings']['hide_on_single_slide']) || $slide_count > 1) {
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foreach ($vars['view']->result as $count => $node) {
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if ($count < $slide_count) {
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$rendered_fields = '';
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foreach ($vars['settings']['views_slideshow_pager_fields_fields'] as $field => $use) {
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if ($use !== 0 && is_object($vars['view']->field[$field])) {
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$rendered_fields .= theme(views_theme_functions('views_slideshow_pager_field_field', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
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'view' => $vars['view'],
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'field' => $field,
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'count' => $count,
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));
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}
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}
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$vars['rendered_field_items'] .= theme(views_theme_functions('views_slideshow_pager_field_item', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
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'vss_id' => $vars['vss_id'],
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'item' => $rendered_fields,
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'count' => $count,
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'location' => $vars['location'],
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'view' => $vars['view'],
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));
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}
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}
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}
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}
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/**
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* Implements hook_preprocess_views_slideshow_slide_counter().
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*/
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function views_slideshow_cycle_preprocess_views_slideshow_slide_counter(&$vars) {
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if ($vars['view']->style_options['slideshow_type'] == 'views_slideshow_cycle') {
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$vars['slide_count'] = $vars['slide_count'] / $vars['view']->style_options['views_slideshow_cycle']['items_per_slide'];
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$vars['slide_count'] = ceil($vars['slide_count']);
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}
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}
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/**
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* Backwards compatability wrapper.
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*
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* @see template_preprocess_views_slideshow_cycle_main_frame().
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*/
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function _views_slideshow_cycle_preprocess_views_slideshow_cycle_main_frame(&$vars) {
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template_preprocess_views_slideshow_cycle_main_frame($vars);
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}
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/**
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* Backwards compatability wrapper.
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*
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* @see template_preprocess_views_slideshow_cycle_main_frame_row().
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*/
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function _views_slideshow_cycle_preprocess_views_slideshow_cycle_main_frame_row(&$vars) {
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template_preprocess_views_slideshow_cycle_main_frame_row($vars);
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}
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/**
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* Backwards compatability wrapper.
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*
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* @see template_preprocess_views_slideshow_cycle_main_frame_row_item().
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*/
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function _views_slideshow_cycle_preprocess_views_slideshow_cycle_main_frame_row_item(&$vars) {
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template_preprocess_views_slideshow_cycle_main_frame_row_item($vars);
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}
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