views_slideshow_cycle.theme.inc

<?php


/**
 * @file
 * Theme & preprocess functions for the Views Slideshow: cycle module.
 */

/**
 * Views Slideshow: Theme the main frame wrapper.
 *
 * @param array $vars
 *   Theme variables.
 *
 * @ingroup vss_theme
 */
function template_preprocess_views_slideshow_cycle_main_frame(&$vars) {
    $settings = $vars['settings'];
    $rows = $vars['rows'];
    $view = $vars['view'];
    $vss_id = $vars['vss_id'];
    // Cast the strings into int or bool as necessary.
    $new_settings = array();
    foreach ($settings as $key => $value) {
        if (is_string($value)) {
            $value = str_replace("\n", ' ', $value);
            $value = trim($value);
            if (is_numeric($value)) {
                $value = (int) $value;
            }
            elseif (strtolower($value) == 'true') {
                $value = TRUE;
            }
            elseif (strtolower($value) == 'false') {
                $value = FALSE;
            }
        }
        $new_settings[$key] = $value;
    }
    $settings = array_merge(array(
        'num_divs' => count($rows),
        'id_prefix' => '#views_slideshow_cycle_main_',
        'div_prefix' => '#views_slideshow_cycle_div_',
        'vss_id' => $vss_id,
    ), $new_settings);
    // We need to go through the current js setting values to make sure the one we
    // want to add is not already there. If it is already there then append -[num]
    // to the id to make it unique.
    $slideshow_count = 1;
    $current_settings = drupal_add_js();
    foreach ($current_settings['settings']['data'] as $current_setting) {
        if (isset($current_setting['viewsSlideshowCycle'])) {
            $current_keys = array_keys($current_setting['viewsSlideshowCycle']);
            if (stristr($current_keys[0], '#views_slideshow_cycle_main_' . $vss_id)) {
                $slideshow_count++;
            }
        }
    }
    if ($slideshow_count > 1) {
        $vss_id .= '-' . $slideshow_count;
        $settings['vss_id'] = $vss_id;
    }
    $module_path = drupal_get_path('module', 'views_slideshow_cycle');
    // Don't load JavaScript unless libraries module is present.
    if (module_exists('libraries')) {
        // Load jQuery Cycle.
        if ($cycle_path = _views_slideshow_cycle_library_path()) {
            drupal_add_js($cycle_path);
        }
        // Load Json2.
        $json_path = libraries_get_path('json2');
        if (!empty($json_path) && file_exists($json_path . '/json2.js')) {
            drupal_add_js($json_path . '/json2.js');
        }
        // Add hover intent library.
        if ($settings['pause']) {
            $hoverIntent_path = libraries_get_path('jquery.hoverIntent');
            if (!empty($hoverIntent_path) && file_exists($hoverIntent_path . '/jquery.hoverIntent.js')) {
                drupal_add_js($hoverIntent_path . '/jquery.hoverIntent.js');
            }
        }
        // Add jquery easing library.
        if (strstr($settings['advanced_options'], '"eas')) {
            $easing_path = libraries_get_path('jquery.easing');
            if (!empty($easing_path) && file_exists($easing_path . '/jquery.easing.1.3.js')) {
                drupal_add_js($easing_path . '/jquery.easing.1.3.js');
            }
        }
        // Load our cycle js.
        drupal_add_js($module_path . '/js/views_slideshow_cycle.js');
        // Load the pause library.
        if (!empty($settings['pause_in_middle']) && ($pause_path = _views_slideshow_cycle_pause_library_path())) {
            drupal_add_js($pause_path);
        }
    }
    // Load our cycle css.
    drupal_add_css($module_path . '/views_slideshow_cycle.css', 'file');
    drupal_add_js(array(
        'viewsSlideshowCycle' => array(
            '#views_slideshow_cycle_main_' . $vss_id => $settings,
        ),
    ), 'setting');
    // Add the slideshow elements.
    $vars['classes_array'][] = 'views_slideshow_cycle_teaser_section';
    $styles = array();
    if (isset($view->display_handler->display->display_options['style_options']['views_slideshow_cycle'])) {
        $styles = $view->display_handler->display->display_options['style_options']['views_slideshow_cycle'];
    }
    $styles_default = array();
    if (isset($view->display['default']->display_options['style_options']['views_slideshow_cycle'])) {
        $styles_default = $view->display['default']->display_options['style_options']['views_slideshow_cycle'];
    }
    // Retrieve the number of items per frame.
    if (isset($styles['items_per_slide']) && $styles['items_per_slide'] > 0) {
        $items_per_slide = $styles['items_per_slide'];
    }
    elseif (isset($styles_default['items_per_slide']) && $styles_default['items_per_slide'] > 0) {
        $items_per_slide = $styles_default['items_per_slide'];
    }
    else {
        $items_per_slide = 1;
    }
    $vars['items_per_slide'] = $items_per_slide;
    $widgets = $vars['options']['widgets'];
    if (isset($widgets['top']['views_slideshow_pager']['enable']) && $widgets['top']['views_slideshow_pager']['enable']) {
        $aria = "aria-labelledby='views_slideshow_pager_field_item_top_{$vss_id}_";
    }
    elseif (isset($widgets['bottom']['views_slideshow_pager']['enable']) && $widgets['bottom']['views_slideshow_pager']['enable']) {
        $aria = "aria-labelledby='views_slideshow_pager_field_item_bottom_{$vss_id}_";
    }
    else {
        $aria = "";
    }
    $items = array();
    $slideshow_count = 0;
    $rendered_rows = '';
    $last_slide = ceil(count($rows) / $items_per_slide);
    foreach ($rows as $count => $item) {
        $items[] = $item;
        if (count($items) == $items_per_slide || $count == count($rows) - 1) {
            $slide = array(
                'vss_id' => $vss_id,
                'items' => $items,
                'count' => $slideshow_count,
                'view' => $vars['view'],
                'last_slide' => $last_slide,
            );
            if ($aria) {
                $slide['aria'] = $aria . $slideshow_count . "'";
            }
            else {
                $slide['aria'] = '';
            }
            $rendered_rows .= theme(views_theme_functions('views_slideshow_cycle_main_frame_row', $vars['view'], $vars['view']->display[$vars['view']->current_display]), $slide);
            $items = array();
            $slideshow_count++;
        }
    }
    $vars['rendered_rows'] = $rendered_rows;
}

/**
 * Views Slideshow slideshow rows.
 *
 * @param array $vars
 *   Theme variables.
 *
 * @ingroup vss_theme
 */
function template_preprocess_views_slideshow_cycle_main_frame_row(&$vars) {
    $current = $vars['count'] + 1;
    $vars['classes_array'][] = 'views_slideshow_cycle_slide';
    $vars['classes_array'][] = 'views_slideshow_slide views-row-' . $current;
    if ($vars['count']) {
        $vars['classes_array'][] = 'views_slideshow_cycle_hidden';
        if ($current == $vars['last_slide']) {
            $vars['classes_array'][] = 'views-row-last';
        }
    }
    else {
        $vars['classes_array'][] = 'views-row-first';
    }
    $vars['classes_array'][] = $vars['count'] % 2 ? 'views-row-even' : 'views-row-odd';
    $vars['rendered_items'] = '';
    foreach ($vars['items'] as $item_count => $item) {
        $vars['rendered_items'] .= theme(views_theme_functions('views_slideshow_cycle_main_frame_row_item', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
            'item' => $item,
            'item_count' => $item_count,
            'count' => $vars['count'],
            'view' => $vars['view'],
            'length' => count($vars['items']),
        ));
    }
}

/**
 * Implements hook_preprocess_views_slideshow_cycle_main_frame_row_item().
 *
 * @param array $vars
 *   Theme variables.
 *
 * @ingroup vss_theme
 */
function template_preprocess_views_slideshow_cycle_main_frame_row_item(&$vars) {
    $vars['classes_array'][] = 'views-row views-row-' . $vars['item_count'];
    $vars['classes_array'][] = $vars['item_count'] % 2 ? 'views-row-even' : 'views-row-odd';
    if ($vars['count'] == 0) {
        $vars['classes_array'][] = 'views-row-first';
    }
    elseif ($vars['count'] == $vars['length'] - 1) {
        $vars['classes_array'][] = 'views-row-last';
    }
    // Support custom row classes.
    if ($row_class = $vars['view']->style_plugin
        ->get_row_class($vars['count'])) {
        $vars['classes_array'][] = $row_class;
    }
}

/**
 * Implements hook_preprocess_views_slideshow_pager_fields().
 *
 * @param array $vars
 *   Theme variables.
 *
 * @ingroup vss_theme
 */
function views_slideshow_cycle_preprocess_views_slideshow_pager_fields(&$vars) {
    $slide_count = count($vars['view']->result);
    $items_per_slide = $vars['view']->style_options['views_slideshow_cycle']['items_per_slide'];
    if ($vars['view']->style_options['slideshow_type'] == 'views_slideshow_cycle') {
        $slide_count = $slide_count / $items_per_slide;
        $slide_count = ceil($slide_count);
    }
    $vars['rendered_field_items'] = '';
    if (empty($vars['settings']['hide_on_single_slide']) || $slide_count > 1) {
        foreach ($vars['view']->result as $count => $node) {
            if ($count < $slide_count) {
                $rendered_fields = '';
                foreach ($vars['settings']['views_slideshow_pager_fields_fields'] as $field => $use) {
                    if ($use !== 0 && is_object($vars['view']->field[$field])) {
                        $rendered_fields .= theme(views_theme_functions('views_slideshow_pager_field_field', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
                            'view' => $vars['view'],
                            'field' => $field,
                            'count' => $count,
                        ));
                    }
                }
                $vars['rendered_field_items'] .= theme(views_theme_functions('views_slideshow_pager_field_item', $vars['view'], $vars['view']->display[$vars['view']->current_display]), array(
                    'vss_id' => $vars['vss_id'],
                    'item' => $rendered_fields,
                    'count' => $count,
                    'location' => $vars['location'],
                    'view' => $vars['view'],
                ));
            }
        }
    }
}

/**
 * Implements hook_preprocess_views_slideshow_slide_counter().
 *
 * @param array $vars
 *   Theme variables.
 *
 * @ingroup vss_theme
 */
function views_slideshow_cycle_preprocess_views_slideshow_slide_counter(&$vars) {
    if ($vars['view']->style_options['slideshow_type'] == 'views_slideshow_cycle') {
        $vars['slide_count'] = $vars['slide_count'] / $vars['view']->style_options['views_slideshow_cycle']['items_per_slide'];
        $vars['slide_count'] = ceil($vars['slide_count']);
    }
}

/**
 * Backwards comparability wrapper.
 *
 * @param array $vars
 *   Theme variables.
 *
 * @deprecated Removed in 3.5 when the hook_theme() implementation was fixed.
 *
 * @see template_preprocess_views_slideshow_cycle_main_frame().
 *
 * @ingroup vss_theme
 */
function _views_slideshow_cycle_preprocess_views_slideshow_cycle_main_frame(&$vars) {
    template_preprocess_views_slideshow_cycle_main_frame($vars);
}

/**
 * Backwards compatibility wrapper.
 *
 * @param array $vars
 *   Theme variables.
 *
 * @deprecated Removed in 3.5 when the hook_theme() implementation was fixed.
 *
 * @see template_preprocess_views_slideshow_cycle_main_frame_row().
 *
 * @ingroup vss_theme
 */
function _views_slideshow_cycle_preprocess_views_slideshow_cycle_main_frame_row(&$vars) {
    template_preprocess_views_slideshow_cycle_main_frame_row($vars);
}

/**
 * Backwards compatibility wrapper.
 *
 * @param array $vars
 *   Theme variables.
 *
 * @deprecated Removed in 3.5 when the hook_theme() implementation was fixed.
 *
 * @see template_preprocess_views_slideshow_cycle_main_frame_row_item().
 *
 * @ingroup vss_theme
 */
function _views_slideshow_cycle_preprocess_views_slideshow_cycle_main_frame_row_item(&$vars) {
    template_preprocess_views_slideshow_cycle_main_frame_row_item($vars);
}