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   1  <?php
   2  
   3  /**
   4   * @file
   5   * Theme & preprocess functions for the Views Slideshow: ThumbnailHover module.
   6   */
   7  
   8  /**
   9   * Implements template_preprocess_hook_THEMENAME().
  10   */
  11  function template_preprocess_views_slideshow_thumbnailhover(&$vars) {
  12    $options = $vars['options'];
  13    $view = $vars['view'];
  14    $rows = $vars['rows'];
  15    $vss_id = $view->name . '-' . $view->current_display;
  16    $settings = $options['views_slideshow_thumbnailhover'];
  17    
  18    // Cast the strings into int or bool as necessary.
  19    $new_settings = array();
  20    foreach ($settings as $key => $value) {
  21      if (is_string($value)) {
  22        $value = trim($value);
  23  
  24        if (is_numeric($value)) {
  25          $value = (int)$value;
  26        }
  27        elseif (strtolower($value) == 'true') {
  28          $value = TRUE;
  29        }
  30        elseif (strtolower($value) == 'false') {
  31          $value = FALSE;
  32        }
  33      }
  34      
  35      $new_settings[$key] = $value;
  36    }
  37  
  38    $settings = array_merge(
  39      array(
  40        'num_divs' => sizeof($vars['rows']),
  41        'teasers_last' => (isset($options['thumbnailhover']['teasers_last']) && $options['thumbnailhover']['teasers_last']) ? TRUE : FALSE,
  42        'id_prefix' => '#views_slideshow_thumbnailhover_main_',
  43        'div_prefix' => '#views_slideshow_thumbnailhover_div_',
  44        'vss_id' => $vss_id,
  45        'view_id' => $vss_id,
  46      ),
  47      $new_settings
  48    );
  49  
  50    // We need to go through the current js setting values to make sure the one we
  51    // want to add is not already there. If it is already there then append -[num]
  52    // to the id to make it unique.
  53    $slideshow_count = 1;
  54    $current_settings = drupal_add_js();
  55    foreach ($current_settings['setting'] AS $current_setting) {
  56      if (isset($current_setting['viewsSlideshowThumbnailHover'])) {
  57        $current_keys = array_keys($current_setting['viewsSlideshowThumbnailHover']);
  58        if (stristr($current_keys[0], '#views_slideshow_thumbnailhover_main_' . $vss_id)) {
  59          $slideshow_count++;
  60        }
  61      }
  62    }
  63  
  64    if ($slideshow_count > 1) {
  65      $vss_id .= '-' . $slideshow_count;
  66      $settings['vss_id'] = $vss_id;  
  67    }
  68  
  69    drupal_add_js(array('viewsSlideshowThumbnailHover' => array(
  70      "#views_slideshow_thumbnailhover_main_" . $vss_id => $settings)), 'setting');
  71  
  72    // Add the hoverIntent plugin.
  73    if ($settings['pager_event'] == 'hoverIntent') {
  74      if (module_exists('jq')) {
  75        $loaded_plugins = jq_plugins();
  76        if (!empty($loaded_plugins['hoverIntent'])) {
  77          jq_add('hoverIntent');
  78        }
  79      }
  80      if (module_exists('hoverintent')) {
  81        hoverintent_add();
  82      }
  83    }
  84  
  85    $teaser = ($options['views_slideshow_thumbnailhover']['hover_breakout'] == 'teaser') ? TRUE : FALSE;
  86    $hidden_elements = theme('views_slideshow_thumbnailhover_no_display_section', $view, $rows, $vss_id, $options, $teaser);
  87    $vars['slideshow'] = theme('views_slideshow_main_section', $vss_id, $hidden_elements, 'views_slideshow_thumbnailhover');
  88  
  89    $thumbnailhover = $vars['options']['views_slideshow_thumbnailhover'];
  90  
  91    // Only show controls when there is more than one result.
  92    $vars['controls_top'] = '';
  93    $vars['controls_bottom'] = '';
  94    if ($settings['num_divs'] > 1) {
  95      if ($thumbnailhover['controls'] == 1) {
  96        $vars['controls_top'] = theme('views_slideshow_thumbnailhover_controls', $vss_id, $view, $options);
  97      }
  98      elseif ($thumbnailhover['controls'] == 2) {
  99        $vars['controls_bottom'] = theme('views_slideshow_thumbnailhover_controls', $vss_id, $view, $options);
 100      }
 101    }
 102  
 103    $vars['breakout_top'] = '';
 104    $vars['breakout_bottom'] = '';
 105    if (!$thumbnailhover['teasers_last']) {
 106      $vars['breakout_top'] = theme('views_slideshow_thumbnailhover_breakout_teasers', $view, $rows, $vss_id, $options);
 107    }
 108    else {
 109      $vars['breakout_bottom'] = theme('views_slideshow_thumbnailhover_breakout_teasers', $view, $rows, $vss_id, $options);
 110    }
 111  
 112    $vars['image_count_top'] = '';
 113    $vars['image_count_bottom'] = '';
 114    if ($thumbnailhover['image_count'] == 1) {
 115      $vars['image_count_top'] = theme('views_slideshow_thumbnailhover_image_count', $vss_id, $view, $options);
 116    }
 117    elseif ($thumbnailhover['image_count'] == 2) {
 118      $vars['image_count_bottom'] = theme('views_slideshow_thumbnailhover_image_count', $vss_id, $view, $options);
 119    }
 120  }
 121  
 122  /**
 123   * Add the the HTML for the hidden slideshow elements.
 124   *
 125   * @ingroup themeable
 126   */
 127  function theme_views_slideshow_thumbnailhover_no_display_section($view, $rows, $vss_id, $options, $teaser = TRUE) {
 128    // Add the slideshow elements.
 129    $attributes['id'] = "views_slideshow_thumbnailhover_teaser_section_" . $vss_id;
 130    $attributes['class'] = 'views_slideshow_thumbnailhover_teaser_section views_slideshow_teaser_section';
 131    $attributes = drupal_attributes($attributes);
 132  
 133    $output = "<div$attributes>";
 134    foreach ($view->result as $count => $node) {
 135      if ($view->display_handler->uses_fields()) {
 136        $rendered = '';
 137        foreach ($options['views_slideshow_thumbnailhover']['main_fields'] as $field => $use) {
 138          if ($use !== 0 && is_object($view->field[$field]) && !$view->field[$field]->options['exclude']) {
 139            $rendered .= '<div class="views-field-'. views_css_safe($view->field[$field]->field) .'">';
 140            if ($view->field[$field]->label()) {
 141              $rendered .= '<label class="view-label-'. views_css_safe($view->field[$field]->field) . '">';
 142              $rendered .= $view->field[$field]->label() . ':';
 143              $rendered .= '</label>';
 144            }
 145            $rendered .= '<div class="views-content-'. views_css_safe($view->field[$field]->field) .'">';
 146            $rendered .=  $view->style_plugin->rendered_fields[$count][$field];
 147            $rendered .= '</div>';
 148            $rendered .= '</div>';
 149          }
 150        }
 151      }
 152      else {
 153        $rendered = node_view(node_load($node->nid), $teaser, FALSE, FALSE);
 154      }
 155      $output .= theme('views_slideshow_thumbnailhover_no_display_teaser', $rendered, $vss_id, $count);
 156    }
 157    $output .= "</div>";
 158    return $output;
 159  }
 160  
 161  /**
 162   * Views Slideshow: active element.
 163   *
 164   * @ingroup themeable
 165   */
 166  function theme_views_slideshow_thumbnailhover_no_display_teaser($item, $vss_id, $count) {
 167    $current = $count + 1;
 168  
 169    $classes = array(
 170      'views_slideshow_thumbnailhover_slide',
 171      "views_slideshow_slide views-row-$current",
 172    );
 173  
 174    if ($count) {
 175      $classes[] = 'views_slideshow_thumbnailhover_hidden';
 176    }
 177    $classes[] = ($count % 2) ? 'views-row-even' : 'views-row-odd';
 178  
 179    $attributes['id'] = "views_slideshow_thumbnailhover_div_" . $vss_id . "_" . $count;
 180    $attributes['class'] = implode(' ', $classes);
 181    $attributes = drupal_attributes($attributes);
 182  
 183    return "<div$attributes>$item</div>";
 184  }
 185  
 186  /**
 187   * Views Slideshow: pager in the form of node teasers.
 188   *
 189   * @ingroup themeable
 190   */
 191  function theme_views_slideshow_thumbnailhover_breakout_teasers($view, $items, $vss_id, $options) {
 192    $attributes['id'] = "views_slideshow_thumbnailhover_breakout_teasers_" . $vss_id;
 193    $attributes['class'] = 'views_slideshow_thumbnailhover_breakout_teasers clear-block';
 194    $attributes = drupal_attributes($attributes);
 195  
 196    $output = "<div$attributes>";
 197    if ('title' == $options['views_slideshow_thumbnailhover']['hover_breakout']) {
 198      foreach ($view->result as $count => $node) {
 199        $node = node_load($node->nid); // TODO, this loads too much, but on node row we dont access the fields separately.
 200        $output .= theme('views_slideshow_thumbnailhover_breakout_teaser', $node->title, $vss_id, $count);
 201      }
 202    }
 203    elseif ($view->display_handler->uses_fields()) {
 204      foreach ($view->result as $count => $node) {
 205        $rendered_fields = '';
 206        foreach ($options['views_slideshow_thumbnailhover']['breakout_fields'] as $field => $use) {
 207          if ($use !== 0 && is_object($view->field[$field]) && !$view->field[$field]->options['exclude']) {
 208            $rendered_fields .= '<div class="views-field-'. views_css_safe($view->field[$field]->field) .'">';
 209            if ($view->field[$field]->label()) {
 210              $rendered_fields .= '<label class="view-label-'. views_css_safe($view->field[$field]->field) . '">';
 211              $rendered_fields .= $view->field[$field]->label() . ':';
 212              $rendered_fields .= '</label>';
 213            }
 214            $rendered_fields .= '<div class="views-content-'. views_css_safe($view->field[$field]->field) .'">';
 215            $rendered_fields .=  $view->style_plugin->rendered_fields[$count][$field];
 216            $rendered_fields .= '</div>';
 217            $rendered_fields .= '</div>';
 218          }
 219        }
 220        $output .= theme('views_slideshow_thumbnailhover_breakout_teaser', $rendered_fields, $vss_id, $count);
 221      }
 222    }
 223    else {
 224      foreach ($items as $count => $item) {
 225        $output .= theme('views_slideshow_thumbnailhover_breakout_teaser', $item, $vss_id, $count);
 226      }
 227    }
 228    $output .= "</div>\n";
 229  
 230    return $output;
 231  }
 232  
 233  /**
 234   * Views Slideshow: breakout teaser.
 235   *
 236   * @ingroup themeable
 237   */
 238  function theme_views_slideshow_thumbnailhover_breakout_teaser($item, $vss_id, $count) {
 239    $current = $count + 1;
 240    $classes = array(
 241      'views_slideshow_thumbnailhover_div_breakout_teaser',
 242    );
 243    if (!$count) {
 244      $classes[] = 'views_slideshow_thumbnailhover_active_teaser';
 245    }
 246    $classes[] = ($count % 2) ? 'views-row-even' : 'views-row-odd';
 247  
 248    $attributes['class'] = implode(' ', $classes);
 249    $attributes['id'] = "views_slideshow_thumbnailhover_div_breakout_teaser_" . $vss_id . "_" . $count;
 250    $attributes = drupal_attributes($attributes);
 251  
 252    return "<div$attributes>$item</div>\n";
 253  }
 254  
 255  /**
 256   * Views Slideshow: slideshow controls.
 257   *
 258   * @ingroup themeable
 259   */
 260  function theme_views_slideshow_thumbnailhover_controls($vss_id, $view, $options) {
 261    $classes = array(
 262      'views_slideshow_thumbnailhover_controls',
 263      'views_slideshow_controls',
 264    );
 265  
 266    $attributes['class'] = implode(' ', $classes);
 267  
 268    $attributes['id'] = "views_slideshow_thumbnailhover_controls_" . $vss_id;
 269    $attributes = drupal_attributes($attributes);
 270  
 271    $output = "<div$attributes>";
 272    $output .= theme('views_slideshow_thumbnailhover_control_previous', $vss_id, $view, $options);
 273    if ($options['views_slideshow_thumbnailhover']['timeout']) {
 274      $output .= theme('views_slideshow_thumbnailhover_control_pause', $vss_id, $view, $options);
 275    }
 276    $output .= theme('views_slideshow_thumbnailhover_control_next', $vss_id, $view, $options);
 277    $output .= "</div>\n";
 278    return $output;
 279  }
 280  
 281  /**
 282   * Views Slideshow: "previous" control.
 283   *
 284   * @ingroup themeable
 285   */
 286  function theme_views_slideshow_thumbnailhover_control_previous($vss_id, $view, $options) {
 287    return l(t('Previous'), '', array(
 288      'attributes' => array(
 289        'class' => 'views_slideshow_thumbnailhover_previous views_slideshow_previous',
 290        'id' => "views_slideshow_thumbnailhover_prev_" . $vss_id,
 291      ),
 292      'fragment' => ' ',
 293      'external' => TRUE,
 294    ));
 295  }
 296  
 297  /**
 298   * Views Slideshow: "pause" control.
 299   *
 300   * @ingroup themeable
 301   */
 302  function theme_views_slideshow_thumbnailhover_control_pause($vss_id, $view, $options) {
 303    return l(t('Pause'), '', array(
 304      'attributes' => array(
 305        'class' => 'views_slideshow_thumbnailhover_pause views_slideshow_pause',
 306        'id' => "views_slideshow_thumbnailhover_playpause_" . $vss_id,
 307      ),
 308      'fragment' => ' ',
 309      'external' => TRUE,
 310    ));
 311  }
 312  
 313  /**
 314   * Views Slideshow: "next" control.
 315   *
 316   * @ingroup themeable
 317   */
 318  function theme_views_slideshow_thumbnailhover_control_next($vss_id, $view, $options) {
 319    return l(t('Next'), '', array(
 320      'attributes' => array(
 321        'class' => 'views_slideshow_thumbnailhover_next views_slideshow_next',
 322        'id' => "views_slideshow_thumbnailhover_next_" . $vss_id,
 323      ),
 324      'fragment' => ' ',
 325      'external' => TRUE,
 326    ));
 327  }
 328  
 329  /**
 330   * Views Slideshow: image counter.
 331   *
 332   * @ingroup themeable
 333   */
 334  function theme_views_slideshow_thumbnailhover_image_count($vss_id, $view, $options) {
 335    $attributes['class'] = 'views_slideshow_thumbnailhover_image_count views_slideshow_image_count';
 336    $attributes['id'] = "views_slideshow_thumbnailhover_image_count_" . $vss_id;
 337    $attributes = drupal_attributes($attributes);
 338  
 339    $counter = '<span class="num">1</span> ' . t('of') .' <span class="total">1</span>';
 340  
 341    return "<div$attributes>$counter</div>";
 342  }