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<?php |
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// $Id: $ |
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/** |
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* A handler to provide a field that is completely custom by the administrator. |
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* |
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* @ingroup views_field_handlers |
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*/ |
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class lightbox2_handler_field_lightbox2 extends views_handler_field { |
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function query() { |
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// Do nothing, as this handler does not need to do anything to the query itself. |
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} |
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function option_definition() { |
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$options = parent::option_definition(); |
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$options['trigger_field'] = array('default' => ''); |
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$options['popup'] = array('default' => ''); |
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$options['rel_group'] = array('default' => TRUE); |
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$options['height'] = array('default' => '400px'); |
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$options['width'] = array('default' => '600px'); |
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return $options; |
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} |
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function options_form(&$form, &$form_state) { |
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parent::options_form($form, $form_state); |
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$fields = array('trigger_field' => t('<None>')); |
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foreach ($this->view->display_handler->get_handlers('field') as $field => $handler) { |
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// We only use fields up to this one. Obviously we can't use this handler |
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// as the trigger handler. |
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if ($field == $this->options['id']) { |
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break; |
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} |
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$fields[$field] = $handler->definition['title']; |
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} |
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$form['trigger_field'] = array( |
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'#type' => 'select', |
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'#title' => t('Trigger field'), |
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'#description' => t('Select the field that should be turned into the trigger for the lightbox. Only fields that appear before this one in the field list may be used.'), |
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'#options' => $fields, |
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'#default_value' => $this->options['trigger_field'], |
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'#weight' => -10, |
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); |
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$form['popup'] = array( |
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'#type' => 'textarea', |
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'#title' => t('Popup'), |
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'#description' => t('Combine tokens from the "Replacement patterns" below and html to create what the lightbox popup will become.'), |
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'#default_value' => $this->options['popup'], |
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'#weight' => -9, |
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); |
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$form['rel_group'] = array( |
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'#type' => 'checkbox', |
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'#title' => t('Enable Lightbox grouping'), |
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'#default_value' => $this->options['rel_group'], |
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'#weight' => -8, |
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); |
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$form['height'] = array( |
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'#type' => 'textfield', |
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'#title' => t('Height'), |
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'#description' => t('Specify the height of the lightbox2 popup window. Because the content is dynamic, we cannot detect this value automatically.'), |
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'#default_value' => $this->options['height'], |
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'#weight' => -7, |
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); |
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$form['width'] = array( |
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'#type' => 'textfield', |
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'#title' => t('Width'), |
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'#description' => t('Specify the width of the lightbox2 popup window. Because the content is dynamic, we cannot detect this value automatically.'), |
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'#default_value' => $this->options['width'], |
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'#weight' => -6, |
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); |
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// Remove the checkboxs and other irrelevant controls. |
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unset($form['alter']['alter_text']); |
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unset($form['alter']['make_link']); |
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unset($form['alter']['text']); |
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unset($form['alter']['path']); |
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unset($form['alter']['alt']); |
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unset($form['alter']['prefix']); |
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unset($form['alter']['suffix']); |
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unset($form['alter']['text']['#dependency']); |
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unset($form['alter']['text']['#process']); |
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} |
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/** |
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* Render the trigger field and its linked popup information. |
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*/ |
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function render($values) { |
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// We need to have multiple unique IDs, one for each record. |
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static $i = 0; |
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static $link; |
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if (!empty($this->options['trigger_field'])) { |
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// We don't actually use the link, but we need it there for lightbox to function. |
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if (empty($link)) { |
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//Get the path name. |
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$path = isset($_GET['q']) ? $_GET['q'] : '<front>'; |
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$link = url($path, array('absolute' => TRUE)); |
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} |
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//Get the token information and generate the value for the popup. |
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$tokens = $this->get_render_tokens(); |
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$popup = filter_xss_admin($this->options['popup']); |
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$popup = strtr($popup, $tokens); |
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$i++; |
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// The outside div is there to hide all of the divs because if the specific lightbox |
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// div is hidden it won't show up as a lightbox. We also specify a group |
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// in the rel attribute in order to link the whole View together for paging. |
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$group_name = ($this->options['rel_group'] ? 'lightbox-popup-{$this->view->name}' : ''); |
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return "<a href='$link #lightbox-popup-{$i}' rel='lightmodal[{$group_name}|width:" . ($this->options['width'] ? $this->options['width'] : '600px') . ';height:' . ($this->options['height'] ? $this->options['height'] : '600px') . "]'>". $tokens["[{$this->options['trigger_field']}]"] ."</a> |
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<div style='display: none;'><div id='lightbox-popup-{$i}' class='lightbox-popup'>$popup</div></div>"; |
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} |
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else { |
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return; |
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} |
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} |
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} |
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