views_handler_field_taxonomy_image.inc in Taxonomy Image 6
Views integration for Taxonomy Image module.
File
views_handler_field_taxonomy_image.incView source
<?php
/**
* @file
* Views integration for Taxonomy Image module.
*/
/**
* Field handler to provide an embedded image.
*
* @ingroup views_field_handlers
*/
class views_handler_field_taxonomy_image extends views_handler_field {
/**
* Define options available for this field.
*/
function option_definition() {
$options = parent::option_definition();
$options['imagecache_preset'] = array(
'default' => '',
);
$options['link_to_taxonomy'] = array(
'default' => FALSE,
);
return $options;
}
/**
* Build option configuration form.
*/
function options_form(&$form, &$form_state) {
parent::options_form($form, $form_state);
$form['link_to_taxonomy'] = array(
'#title' => t('Link this image to its term page'),
'#type' => 'checkbox',
'#default_value' => !empty($this->options['link_to_taxonomy']),
);
// If ImageCache module is found, add its presets as available options
// for how to display the image.
if (module_exists('imagecache')) {
$raw_presets = imagecache_presets();
$presets[''] = t('Default');
foreach ($raw_presets as $preset_id => $preset_info) {
$preset = $preset_info['presetname'];
$presets[$preset] = $preset;
}
$form['imagecache_preset'] = array(
'#type' => 'select',
'#title' => t('ImageCache preset'),
'#options' => $presets,
'#default_value' => $this->options['imagecache_preset'],
);
}
}
/**
* Render field output to the browser.
*/
function render($values) {
$image = '';
$tid = $values->{$this->field_alias};
if (!$tid) {
return;
}
// Render image. If ImageCache preset is specified, use it.
if ($this->options['imagecache_preset']) {
$image = taxonomy_image_display($tid, NULL, $this->options['imagecache_preset']);
}
else {
$image = taxonomy_image_display($tid);
}
// Output image as a link, if option is set.
if ($this->options['link_to_taxonomy']) {
$image = l($image, drupal_get_path_alias(taxonomy_term_path(taxonomy_get_term($tid))), array(
'html' => TRUE,
));
}
return $image;
}
}
Classes
Name![]() |
Description |
---|---|
views_handler_field_taxonomy_image | Field handler to provide an embedded image. |