danielebarchiesi@2: <?php
danielebarchiesi@2: /**
danielebarchiesi@2:  * @file
danielebarchiesi@2:  * Theming functions for the flexslider module.
danielebarchiesi@2:  *
danielebarchiesi@2:  * Preprocessor functions fill variables for templates and helper
danielebarchiesi@2:  * functions to make theming easier.
danielebarchiesi@2:  */
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Default theme implementation for flexslider_list
danielebarchiesi@2:  */
danielebarchiesi@2: function theme_flexslider_list(&$vars) {
danielebarchiesi@2:   // Reference configuration variables
danielebarchiesi@2:   $optionset = &$vars['settings']['optionset'];
danielebarchiesi@2:   $items = &$vars['items'];
danielebarchiesi@2:   $attributes = &$vars['settings']['attributes'];
danielebarchiesi@2:   $type = &$vars['settings']['type'];
danielebarchiesi@2:   $output = '';
danielebarchiesi@2: 
danielebarchiesi@2:   // Build the list
danielebarchiesi@2:   if (!empty($items)) {
danielebarchiesi@2:     $output .= "<$type" . drupal_attributes($attributes) . '>';
danielebarchiesi@2:     foreach ($items as $i => $item) {
danielebarchiesi@2:       // If the slide hasn't been set, build the slide using the image
danielebarchiesi@2:       // attributes given (assumes we're using a multi-image field)
danielebarchiesi@2:       // @todo need to allow for different types of field and collection fields
danielebarchiesi@2:       if (!isset($item['slide'])) {
danielebarchiesi@2:         $image_options = array(
danielebarchiesi@2:           'style_name' => $optionset->imagestyle_normal,
danielebarchiesi@2:           'path'       => $item['uri'],
danielebarchiesi@2:           'height'     => isset($item['height']) ? $item['height'] : '',
danielebarchiesi@2:           'width'      => isset($item['width']) ? $item['width'] : '',
danielebarchiesi@2:           'alt'        => $item['alt'],
danielebarchiesi@2:           'title'      => $item['title'],
danielebarchiesi@2:           'attributes' => array(),
danielebarchiesi@2:         );
danielebarchiesi@2:       }
danielebarchiesi@2: 
danielebarchiesi@2:       $caption = '';
danielebarchiesi@2:       if (!empty($item['title'])) {
danielebarchiesi@2:         $caption = $item['title'];
danielebarchiesi@2:       }
danielebarchiesi@2:       $output .= theme('flexslider_list_item', array(
danielebarchiesi@2:         'item' => isset($item['slide']) ? $item['slide'] : theme_image_style($image_options),
danielebarchiesi@2:         'item' => isset($item['slide']) ? $item['slide'] : ($optionset->imagestyle_normal ? theme_image_style($image_options) : theme_image($image_options)),
danielebarchiesi@2: 
danielebarchiesi@2:         'thumb' => isset($item['thumb']) ? $item['thumb'] : image_style_url($optionset->imagestyle_thumbnail, $item['uri']),
danielebarchiesi@2:         'optionset' => $optionset,
danielebarchiesi@2:         'caption' => $caption,
danielebarchiesi@2:       ));
danielebarchiesi@2:     }
danielebarchiesi@2:     $output .= "</$type>";
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   return $output;
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Default theme implementation for flexslider_list_item
danielebarchiesi@2:  */
danielebarchiesi@2: function theme_flexslider_list_item(&$vars) {
danielebarchiesi@2:   // Reference configuration variables
danielebarchiesi@2:   $item = &$vars['item'];
danielebarchiesi@2:   $attributes = &$vars['settings']['attributes'];
danielebarchiesi@2: 
danielebarchiesi@2:   if ($vars['optionset']->options['controlNav'] === "thumbnails" &&
danielebarchiesi@2:       isset($vars['thumb'])
danielebarchiesi@2:   ) {
danielebarchiesi@2:     $attributes['data-thumb'] = $vars['thumb'];
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   $caption = '';
danielebarchiesi@2:   if (!empty($vars['caption'])) {
danielebarchiesi@2:     $caption = '<p class="flex-caption">' . $vars['caption'] . '</p>';
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   $output = '';
danielebarchiesi@2:   $output .= '<li' . drupal_attributes($attributes) . '>' . $item . $caption . "</li>\n";
danielebarchiesi@2: 
danielebarchiesi@2:   return $output;
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Template preprocess handler for 'flexslider' theme.
danielebarchiesi@2:  */
danielebarchiesi@2: function template_process_flexslider(&$vars) {
danielebarchiesi@2: 
danielebarchiesi@2:   // Reference configuration variables
danielebarchiesi@2:   $optionset = &$vars['settings']['optionset'];
danielebarchiesi@2:   $settings = &$vars['settings'];
danielebarchiesi@2:   $items = &$vars['items'];
danielebarchiesi@2: 
danielebarchiesi@2:   // Set the default container type
danielebarchiesi@2:   if (empty($settings['type'])) {
danielebarchiesi@2:     $settings['type'] = 'ul';    
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Load the selected optionset
danielebarchiesi@2:   if (!empty($optionset)) {
danielebarchiesi@2:     $optionset = flexslider_optionset_load($optionset);
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Check if an optionset was loaded
danielebarchiesi@2:   if (empty($optionset)) {
danielebarchiesi@2:     // Fall back to 'default' option set
danielebarchiesi@2:     $optionset = flexslider_optionset_load('default');
danielebarchiesi@2:     watchdog('flexslider', 'Fallback to default optionset.', array(), WATCHDOG_WARNING);
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Configure attributes for containing elements
danielebarchiesi@2:   $attributes = array();
danielebarchiesi@2:   // Merge with defined attributes
danielebarchiesi@2:   if (isset($settings['attributes']) and is_array($settings['attributes'])) {
danielebarchiesi@2:     $attributes += $settings['attributes'];
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Set the ID for each flexslider instance if none is provided
danielebarchiesi@2:   if (empty($attributes['id'])) {
danielebarchiesi@2:     $flexslider_id = &drupal_static('flexslider_id', 0);
danielebarchiesi@2:     $attributes['id'] = 'flexslider-' . ++$flexslider_id;
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Add the namespace to any classes
danielebarchiesi@2:   // @todo figure out what this is supposed to do
danielebarchiesi@2:   if (!empty($attributes['class']) && !empty($optionset->options['namespace'])) {
danielebarchiesi@2:     foreach ($attributes['class'] as $key => $value) {
danielebarchiesi@2:       $attributes['class'][$key] = $optionset->options['namespace'] . $value;
danielebarchiesi@2:     }
danielebarchiesi@2:   }
danielebarchiesi@2: 
danielebarchiesi@2:   // Add the flexslider class to be namespaced
danielebarchiesi@2:   $attributes['class'][] = 'flexslider';
danielebarchiesi@2: 
danielebarchiesi@2:   // Add the attributes to the settings array.
danielebarchiesi@2:   $settings['attributes'] = $attributes;
danielebarchiesi@2: 
danielebarchiesi@2:   // Finally, add the configuration to the page
danielebarchiesi@2:   flexslider_add($vars['settings']['attributes']['id'], $vars['settings']['optionset']);
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Preprocess function for flexslider_list_item
danielebarchiesi@2:  */
danielebarchiesi@2: function template_preprocess_flexslider_list(&$vars) {
danielebarchiesi@2:   // Reset the list of attributes
danielebarchiesi@2:   $vars['settings']['attributes'] = array(
danielebarchiesi@2:     // @todo find a way to detect the outter container class if possible
danielebarchiesi@2:     'class' => array('slides'),
danielebarchiesi@2:   );
danielebarchiesi@2: 
danielebarchiesi@2: }
danielebarchiesi@2: 
danielebarchiesi@2: /**
danielebarchiesi@2:  * Preprocess function for flexslider_list_item
danielebarchiesi@2:  */
danielebarchiesi@2: function template_preprocess_flexslider_list_item(&$vars) {
danielebarchiesi@2:   // Reset the list of attributes
danielebarchiesi@2:   $vars['settings']['attributes'] = array();
danielebarchiesi@2:   //dpm($vars);
danielebarchiesi@2: 
danielebarchiesi@2:   //$vars['item'] = implode('', $vars['item']);
danielebarchiesi@2:   // @todo add attributes for thumbnails
danielebarchiesi@2: }