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<?php
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/**
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* Implementation of hook_field_info().
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*/
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function asset_field_info() {
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return array(
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'asset' => array('label' => 'Asset'),
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);
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}
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/**
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* Implementation of hook_field_settings().
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*/
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function asset_field_settings($op, $field) {
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switch ($op) {
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case 'form':
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$type_options = array();
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$types = asset_get_types();
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foreach($types as $key => $type){
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$type_options[$key] = $type->name;
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}
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$form['allowed_types'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Allowed asset types'),
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'#description' => t('Limit the selectable assets to only assets of the selected type(s).'),
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'#options' => $type_options,
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'#default_value' => $field['allowed_types'],
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);
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$form['allowed_extensions'] = array(
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'#type' => 'textfield',
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'#title' => t('Allowed file extensions'),
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'#description' => t('Filter the available file type assets by this comma separated list of file extensions. This only applies to File assets. Ex: jpg,gif,png'),
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'#default_value' => $field['allowed_extensions'],
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);
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$options = array();
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$formatters = asset_get_formatters();
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foreach($formatters as $key => $formatter){
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$options[$key] = $formatter->name;
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}
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$form['valid_formatters'] = array(
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'#type' => 'select',
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'#title' => t('Valid formatters'),
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'#description' => t('Limit the selectable assets to only assets that support these formatters. Leave empty to allow all assets.'),
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'#options' => $options,
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'#multiple' => TRUE,
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'#size' => min(count($options), 10),
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'#default_value' => $field['valid_formatters'],
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);
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return $form;
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case 'save':
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return array('allowed_types', 'allowed_extensions', 'valid_formatters');
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case 'database columns':
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return array(
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'aid' => array('type' => 'int', 'length' => '10', 'not null' => TRUE, 'default' => 0),
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);
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case 'filters':
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return array();
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break;
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}
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}
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/**
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* Implementation of hook_field().
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*/
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function asset_field($op, &$node, $field, &$items, $teaser, $page) {
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switch ($op) {
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case 'validate':
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if($field['allowed_extensions']){
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$allowed_extensions = array_map('trim', explode(',', $field['allowed_extensions']));
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}
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foreach($items as $delta => $item){
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$error_field = $field['field_name'] .']['. $delta .'][aid';
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if(!$item['aid']){
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continue;
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}
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$asset = asset_load($item['aid']);
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// make sure selected asset is allowed type
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if(is_array($field['allowed_types']) && !$field['allowed_types'][$asset->type]){
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form_set_error($error_field, t('The selected asset type is not allowed.'));
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}
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// make sure selected asset is allowed extension
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if($asset->type == 'file' && $allowed_extensions){
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$info = pathinfo($asset->file['filename']);
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if(!in_array($info['extension'], $allowed_extensions)){
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form_set_error($error_field, t('The selected asset is not one of the allowed extensions.'));
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}
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}
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// make sure asset supports one of the valid formatters
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if($field['valid_formatters']){
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$valid = FALSE;
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foreach($field['valid_formatters'] as $format){
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if($asset->formatters[$format]){
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$valid = TRUE;
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break;
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}
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}
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if(!$valid){
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form_set_error($error_field, t('Asset does not support the specified formatters.'));
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}
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}
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}
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break;
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case 'view':
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break;
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}
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}
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/**
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* Implementation of hook_field_formatter_info().
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*/
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function asset_field_formatter_info() {
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$formatters = array(
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'default' => array(
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'label' => t('Default'),
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'field types' => array('asset'),
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),
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'icon' => array(
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'label' => t('Asset Icon'),
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'field types' => array('asset'),
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),
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);
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$asset_formatters = asset_get_formatters();
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foreach($asset_formatters as $key => $formatter){
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$formatters[$key] = array(
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'label' => $formatter->name,
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'field types' => array('asset'),
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);
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}
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return $formatters;
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}
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/**
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* Implementation of hook_field_formatter().
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*
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*/
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function asset_field_formatter($field, $item, $formatter, $node) {
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$asset = asset_load($item['aid']);
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if($asset->aid){
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switch($formatter){
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case 'default':
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return asset_view($asset);
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case 'icon':
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return asset_icon($asset);
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default:
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return asset_render($asset, array('format' => $formatter));
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}
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}
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}
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/**
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* Implementation of hook_widget_info().
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*/
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function asset_widget_info() {
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return array(
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'asset' => array(
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'label' => t('Asset Wizard'),
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'field types' => array('asset'),
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),
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'directory' => array(
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'label' => t('Asset Directory List'),
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'field types' => array('asset'),
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),
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);
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}
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/**
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* Implementation of hook_widget_settings().
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*/
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function asset_widget_settings($op, $widget) {
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switch ($op) {
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case 'form':
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$form = array();
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if($widget['type'] == 'directory'){
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$form['parent'] = array(
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'#type' => 'select',
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'#title' => t('Parent Directory'),
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'#options' => asset_directory_options(),
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'#default_value' => $widget['parent'],
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);
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}
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return $form;
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case 'validate':
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break;
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case 'save':
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if($widget['type'] == 'directory'){
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return array('parent');
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}
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return array();
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}
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}
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/**
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* Implementation of hook_widget().
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*/
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function asset_widget($op, &$node, $field, &$items) {
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switch ($op) {
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case 'form':
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$form = array();
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$return_type = 'id';
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$key = 'aid';
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drupal_add_js(drupal_get_path('module', 'asset_wizard') .'/js/asset_wizard_cck.js');
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$form[$field['field_name']] = array(
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'#tree' => TRUE,
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'#type' => 'fieldset',
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'#title' => $field['widget']['label'],
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'#description' => $field['widget']['description'],
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'#weight' => $field['widget']['weight'],
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'#attributes' => array('class' => $field['multiple'] ? 'asset-field-multiple' : 'asset-field'),
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);
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// Directory List Widget
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if($field['widget']['type'] == 'directory') {
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$directory_options = asset_directory_options();
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// Multiple Directory List Widget
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if ($field['multiple']) {
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$delta = 0;
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foreach ($items as $data) {
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if ($data['aid']) {
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$form[$field['field_name']][$delta]['aid'] = array(
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'#type' => 'select',
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'#default_value' => $data['aid'],
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'#options' => $directory_options,
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);
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$delta++;
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}
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}
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foreach (range($delta, $delta + 10) as $delta) {
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$form[$field['field_name']][$delta]['aid'] = array(
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'#type' => 'select',
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'#default_value' => NULL,
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'#options' => $directory_options,
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);
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}
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}
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// Single Directory List Widget
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else {
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$delta = 0;
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$data = $items[$delta];
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$form[$field['field_name']][$delta]['aid'] = array(
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'#type' => 'select',
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'#default_value' => $data['aid'],
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'#options' => $directory_options,
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);
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}
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}
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// Asset Wizard Widget
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else{
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// Multiple Asset Wizard Widget
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if ($field['multiple']) {
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$delta = 0;
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foreach ($items as $data) {
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if ($data['aid']) {
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$form[$field['field_name']][$delta]['aid'] = array(
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'#type' => 'assetfield',
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'#maxlength' => 255,
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'#default_value' => $data['aid'],
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'#asset_return_type' => $return_type,
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'#asset_config' => $field['field_name'],
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);
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$delta++;
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}
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}
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foreach (range($delta, $delta + 10) as $delta) {
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$form[$field['field_name']][$delta]['aid'] = array(
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'#type' => 'assetfield',
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'#maxlength' => 255,
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'#default_value' => NULL,
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'#asset_return_type' => $return_type,
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'#asset_config' => $field['field_name'],
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);
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}
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}
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// Single Asset Wizard Widget
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else {
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$delta = 0;
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$data = $items[$delta];
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$form[$field['field_name']][$delta]['aid'] = array(
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'#type' => 'assetfield',
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'#default_value' => $data['aid'],
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'#attributes' => array('class' => 'asset-cck-'. $return_type),
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'#asset_return_type' => $return_type,
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'#asset_config' => $field['field_name'],
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);
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}
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}
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return $form;
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case 'validate':
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if ($field['required']) {
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if (!count($items)) {
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form_set_error($field['field_name'], $field['widget']['label'] .' is required.');
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}
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}
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return;
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case 'process form values':
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// Don't save empty fields except the first value
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foreach ($items as $delta => $item) {
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if ($item['aid'] == '' && $delta > 0) {
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unset($items[$delta]);
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}
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}
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break;
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}
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}
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