581 lines
22 KiB
PHP
581 lines
22 KiB
PHP
<?php
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/**
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* @file VBO action to modify entity values (properties and fields).
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*/
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// Specifies that all available values should be shown to the user for editing.
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define('VBO_MODIFY_ACTION_ALL', '_all_');
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function views_bulk_operations_modify_action_info() {
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return array('views_bulk_operations_modify_action' => array(
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'type' => 'entity',
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'label' => t('Modify entity values'),
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'behavior' => array('changes_property'),
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// This action only works when invoked through VBO. That's why it's
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// declared as non-configurable to prevent it from being shown in the
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// "Create an advanced action" dropdown on admin/config/system/actions.
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'configurable' => FALSE,
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'vbo_configurable' => TRUE,
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'triggers' => array('any'),
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));
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}
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/**
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* Action function.
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*
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* Goes through new values and uses them to modify the passed entity by either
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* replacing the existing values, or appending to them (based on user input).
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*/
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function views_bulk_operations_modify_action($entity, $context) {
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list(,,$bundle_name) = entity_extract_ids($context['entity_type'], $entity);
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// Handle Field API fields.
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if (!empty($context['selected']['bundle_' . $bundle_name])) {
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// The pseudo entity is cloned so that changes to it don't get carried
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// over to the next execution.
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$pseudo_entity = clone $context['entities'][$bundle_name];
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foreach ($context['selected']['bundle_' . $bundle_name] as $key) {
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// Replace any tokens that might exist in the field columns.
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foreach ($pseudo_entity->{$key}[LANGUAGE_NONE] as $delta => &$item) {
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foreach ($item as $column => $value) {
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if (is_string($value)) {
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$item[$column] = token_replace($value, array($context['entity_type'] => $entity), array('sanitize' => FALSE));
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}
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}
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}
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if (in_array($key, $context['append']['bundle_' . $bundle_name]) && !empty($entity->$key)) {
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$entity->{$key}[LANGUAGE_NONE] = array_merge($entity->{$key}[LANGUAGE_NONE], $pseudo_entity->{$key}[LANGUAGE_NONE]);
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// Check if we breached cardinality, and notify the user.
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$field_info = field_info_field($key);
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$field_count = count($entity->{$key}[LANGUAGE_NONE]);
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if ($field_info['cardinality'] != FIELD_CARDINALITY_UNLIMITED && $field_count > $field_info['cardinality']) {
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$entity_label = entity_label($context['entity_type'], $entity);
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$warning = t('Tried to set !field_count values for field !field_name that supports a maximum of !cardinality.',
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array('!field_count' => $field_count,
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'!field_name' => $field_info['field_name'],
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'!cardinality' => $field_info['cardinality']));
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drupal_set_message($warning, 'warning', FALSE);
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}
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}
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else {
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$entity->$key = $pseudo_entity->$key;
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}
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}
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}
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// Handle properties.
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if (!empty($context['selected']['properties'])) {
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// Use the wrapper to set property values, since some properties need
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// additional massaging by their setter callbacks.
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// The wrapper will automatically modify $entity itself.
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$wrapper = entity_metadata_wrapper($context['entity_type'], $entity);
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foreach ($context['selected']['properties'] as $key) {
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if (in_array($key, $context['append']['properties'])) {
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$old_values = $wrapper->$key->value();
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$wrapper->$key->set($context['properties'][$key]);
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$new_values = $wrapper->{$key}->value();
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$all_values = array_merge($old_values, $new_values);
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$wrapper->$key->set($all_values);
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}
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else {
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$value = $context['properties'][$key];
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if (is_string($value)) {
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$value = token_replace($value, array($context['entity_type'] => $entity), array('sanitize' => FALSE));
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}
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$wrapper->$key->set($value);
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}
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}
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}
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}
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/**
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* Action form function.
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*
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* Displays form elements for properties acquired through Entity Metadata
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* (hook_entity_property_info()), as well as field widgets for each
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* entity bundle, as provided by field_attach_form().
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*/
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function views_bulk_operations_modify_action_form($context, &$form_state) {
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// This action form uses admin-provided settings. If they were not set, pull the defaults now.
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if (!isset($context['settings'])) {
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$context['settings'] = views_bulk_operations_modify_action_views_bulk_operations_form_options();
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}
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$form_state['entity_type'] = $entity_type = $context['entity_type'];
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// For Field API integration to work, a pseudo-entity is constructed for each
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// bundle that has fields available for editing.
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// The entities then get passed to Field API functions
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// (field_attach_form(), field_attach_form_validate(), field_attach_submit()),
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// and filled with form data.
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// After submit, the pseudo-entities get passed to the actual action
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// (views_bulk_operations_modify_action()) which copies the data from the
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// relevant pseudo-entity constructed here to the actual entity being modified.
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$form_state['entities'] = array();
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$info = entity_get_info($entity_type);
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$properties = _views_bulk_operations_modify_action_get_properties($entity_type, $context['settings']['display_values']);
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$bundles = _views_bulk_operations_modify_action_get_bundles($entity_type, $context);
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$form['#attached']['css'][] = drupal_get_path('module', 'views_bulk_operations') . '/css/modify.action.css';
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$form['#tree'] = TRUE;
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if (!empty($properties)) {
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$form['properties'] = array(
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'#type' => 'fieldset',
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'#title' => 'Properties',
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);
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$form['properties']['show_value'] = array(
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'#suffix' => '<div class="clearfix"></div>',
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);
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foreach ($properties as $key => $property) {
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$form['properties']['show_value'][$key] = array(
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'#type' => 'checkbox',
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'#title' => $property['label'],
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);
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$determined_type = ($property['type'] == 'boolean') ? 'checkbox' : 'textfield';
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$form['properties'][$key] = array(
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'#type' => $determined_type,
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'#title' => $property['label'],
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'#description' => $property['description'],
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'#states' => array(
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'visible' => array(
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'#edit-properties-show-value-' . str_replace('_', '-', $key) => array('checked' => TRUE),
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),
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),
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);
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if (!empty($property['options list'])) {
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$form['properties'][$key]['#type'] = 'select';
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$form['properties'][$key]['#options'] = $property['options list']($key, array());
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if ($property['type'] == 'list') {
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$form['properties'][$key]['#type'] = 'checkboxes';
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$form['properties']['_append::' . $key] = array(
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'#type' => 'checkbox',
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'#title' => t('Add new value(s) to %label, instead of overwriting the existing values.', array('%label' => $property['label'])),
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'#states' => array(
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'visible' => array(
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'#edit-properties-show-value-' . $key => array('checked' => TRUE),
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),
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),
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);
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}
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}
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}
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}
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foreach ($bundles as $bundle_name => $bundle) {
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$bundle_key = $info['entity keys']['bundle'];
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$default_values = array();
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// If the bundle key exists, it must always be set on an entity.
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if (!empty($bundle_key)) {
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$default_values[$bundle_key] = $bundle_name;
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}
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$entity = entity_create($context['entity_type'], $default_values);
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$form_state['entities'][$bundle_name] = $entity;
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// Show the more detailed label only if the entity type has multiple bundles.
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// Otherwise, it would just be confusing.
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if (count($info['bundles']) > 1) {
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$label = t('Fields for @bundle_key @label', array('@bundle_key' => $bundle_key, '@label' => $bundle['label']));
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}
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else {
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$label = t('Fields');
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}
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$form_key = 'bundle_' . $bundle_name;
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$form[$form_key] = array(
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'#type' => 'fieldset',
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'#title' => $label,
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'#parents' => array($form_key),
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);
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field_attach_form($context['entity_type'], $entity, $form[$form_key], $form_state, LANGUAGE_NONE);
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// Now that all the widgets have been added, sort them by #weight.
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// This ensures that they will stay in the correct order when they get
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// assigned new weights.
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uasort($form[$form_key], 'element_sort');
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$display_values = $context['settings']['display_values'];
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$instances = field_info_instances($entity_type, $bundle_name);
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$weight = 0;
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foreach (element_get_visible_children($form[$form_key]) as $field_name) {
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// For our use case it makes no sense for any field widget to be required.
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$language = $form[$form_key][$field_name]['#language'];
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_views_bulk_operations_modify_action_unset_required($form[$form_key][$field_name][$language]);
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// The admin has specified which fields to display, but this field didn't
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// make the cut. Hide it with #access => FALSE and move on.
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if (empty($display_values[VBO_MODIFY_ACTION_ALL]) && empty($display_values[$bundle_name . '::' . $field_name])) {
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$form[$form_key][$field_name]['#access'] = FALSE;
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continue;
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}
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$field = $instances[$field_name];
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$form[$form_key]['show_value'][$field_name] = array(
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'#type' => 'checkbox',
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'#title' => $field['label'],
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);
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$form[$form_key][$field_name]['#states'] = array(
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'visible' => array(
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'#edit-bundle-' . str_replace('_', '-', $bundle_name) . '-show-value-' . str_replace('_', '-', $field_name) => array('checked' => TRUE),
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),
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);
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// All field widgets get reassigned weights so that additional elements
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// added between them (such as "_append") can be properly ordered.
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$form[$form_key][$field_name]['#weight'] = $weight++;
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$field_info = field_info_field($field_name);
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if ($field_info['cardinality'] != 1) {
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$form[$form_key]['_append::' . $field_name] = array(
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'#type' => 'checkbox',
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'#title' => t('Add new value(s) to %label, instead of overwriting the existing values.', array('%label' => $field['label'])),
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'#states' => array(
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'visible' => array(
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'#edit-bundle-' . str_replace('_', '-', $bundle_name) . '-show-value-' . str_replace('_', '-', $field_name) => array('checked' => TRUE),
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),
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),
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'#weight' => $weight++,
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);
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}
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}
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// Add a clearfix below the checkboxes so that the widgets are not floated.
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$form[$form_key]['show_value']['#suffix'] = '<div class="clearfix"></div>';
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$form[$form_key]['show_value']['#weight'] = -1;
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}
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// If the form has only one group (for example, "Properties"), remove the
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// title and the fieldset, since there's no need to visually group values.
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$form_elements = element_get_visible_children($form);
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if (count($form_elements) == 1) {
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$element_key = reset($form_elements);
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unset($form[$element_key]['#type']);
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unset($form[$element_key]['#title']);
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// Get a list of all elements in the group, and filter out the non-values.
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$values = element_get_visible_children($form[$element_key]);
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foreach ($values as $index => $key) {
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if ($key == 'show_value' || substr($key, 0, 1) == '_') {
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unset($values[$index]);
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}
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}
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// If the group has only one value, no need to hide it through #states.
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if (count($values) == 1) {
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$value_key = reset($values);
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$form[$element_key]['show_value'][$value_key]['#type'] = 'value';
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$form[$element_key]['show_value'][$value_key]['#value'] = TRUE;
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}
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}
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if (module_exists('token') && $context['settings']['show_all_tokens']) {
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$token_type = str_replace('_', '-', $entity_type);
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$form['tokens'] = array(
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'#type' => 'fieldset',
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'#title' => 'Available tokens',
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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'#weight' => 998,
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);
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$form['tokens']['tree'] = array(
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'#theme' => 'token_tree',
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'#token_types' => array($token_type, 'site'),
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'#global_types' => array(),
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'#dialog' => TRUE,
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);
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}
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return $form;
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}
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/**
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* Action form validate function.
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*
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* Checks that the user selected at least one value to modify, validates
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* properties and calls Field API to validate fields for each bundle.
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*/
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function views_bulk_operations_modify_action_validate($form, &$form_state) {
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// The form structure for "Show" checkboxes is a bit bumpy.
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$search = array('properties');
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foreach ($form_state['entities'] as $bundle => $entity) {
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$search[] = 'bundle_' . $bundle;
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}
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$has_selected = FALSE;
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foreach ($search as $group) {
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// Store names of selected and appended entity values in a nicer format.
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$form_state['selected'][$group] = array();
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$form_state['append'][$group] = array();
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// This group has no values, move on.
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if (!isset($form_state['values'][$group])) {
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continue;
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}
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foreach ($form_state['values'][$group]['show_value'] as $key => $value) {
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if ($value) {
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$has_selected = TRUE;
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$form_state['selected'][$group][] = $key;
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}
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if (!empty($form_state['values'][$group]['_append::' . $key])) {
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$form_state['append'][$group][] = $key;
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unset($form_state['values'][$group]['_append::' . $key]);
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}
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}
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unset($form_state['values'][$group]['show_value']);
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}
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if (!$has_selected) {
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form_set_error('', t('You must select at least one value to modify.'));
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return;
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}
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// Use the wrapper to validate property values.
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if (!empty($form_state['selected']['properties'])) {
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// The entity used is irrelevant, and we can't rely on
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// $form_state['entities'] being non-empty, so a new one is created.
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$info = entity_get_info($form_state['entity_type']);
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$bundle_key = $info['entity keys']['bundle'];
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$default_values = array();
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// If the bundle key exists, it must always be set on an entity.
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if (!empty($bundle_key)) {
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$bundle_names = array_keys($info['bundles']);
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$bundle_name = reset($bundle_names);
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$default_values[$bundle_key] = $bundle_name;
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}
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$entity = entity_create($form_state['entity_type'], $default_values);
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$wrapper = entity_metadata_wrapper($form_state['entity_type'], $entity);
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$properties = _views_bulk_operations_modify_action_get_properties($form_state['entity_type']);
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foreach ($form_state['selected']['properties'] as $key) {
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$value = $form_state['values']['properties'][$key];
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if (!$wrapper->$key->validate($value)) {
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$label = $properties[$key]['label'];
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form_set_error('properties][' . $key, t('%label contains an invalid value.', array('%label' => $label)));
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}
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}
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}
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foreach ($form_state['entities'] as $bundle_name => $entity) {
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field_attach_form_validate($form_state['entity_type'], $entity, $form['bundle_' . $bundle_name], $form_state);
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}
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}
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/**
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* Action form submit function.
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*
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* Fills each constructed entity with property and field values, then
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* passes them to views_bulk_operations_modify_action().
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*/
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function views_bulk_operations_modify_action_submit($form, $form_state) {
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foreach ($form_state['entities'] as $bundle_name => $entity) {
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field_attach_submit($form_state['entity_type'], $entity, $form['bundle_' . $bundle_name], $form_state);
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}
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return array(
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'append' => $form_state['append'],
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'selected' => $form_state['selected'],
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'entities' => $form_state['entities'],
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'properties' => isset($form_state['values']['properties']) ? $form_state['values']['properties'] : array(),
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);
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}
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/**
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* Returns all properties that can be modified.
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*
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* Properties that can't be changed are entity keys, timestamps, and the ones
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* without a setter callback.
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*
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* @param $entity_type
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* The entity type whose properties will be fetched.
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* @param $display_values
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* An optional, admin-provided list of properties and fields that should be
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* displayed for editing, used to filter the returned list of properties.
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*/
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function _views_bulk_operations_modify_action_get_properties($entity_type, $display_values = NULL) {
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$properties = array();
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$info = entity_get_info($entity_type);
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// List of properties that can't be modified.
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$disabled_properties = array('created', 'changed');
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foreach (array('id', 'bundle', 'revision') as $key) {
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if (!empty($info['entity keys'][$key])) {
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$disabled_properties[] = $info['entity keys'][$key];
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}
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}
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// List of supported types.
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$supported_types = array('text', 'token', 'integer', 'decimal', 'date', 'duration',
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'boolean', 'uri', 'list');
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$property_info = entity_get_property_info($entity_type);
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foreach ($property_info['properties'] as $key => $property) {
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if (in_array($key, $disabled_properties)) {
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continue;
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}
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// Filter out properties that can't be set (they are usually generated by a
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// getter callback based on other properties, and not stored in the DB).
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if (empty($property['setter callback'])) {
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continue;
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}
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// Determine the property type. If it's empty (permitted), default to text.
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// If it's a list type such as list<boolean>, extract the "boolean" part.
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$property['type'] = empty($property['type']) ? 'text' : $property['type'];
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$type = $property['type'];
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if ($list_type = entity_property_list_extract_type($type)) {
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$type = $list_type;
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$property['type'] = 'list';
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}
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// Filter out non-supported types (such as the Field API fields that
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// Commerce adds to its entities so that they show up in tokens).
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if (!in_array($type, $supported_types)) {
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continue;
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}
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$properties[$key] = $property;
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}
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if (isset($display_values) && empty($display_values[VBO_MODIFY_ACTION_ALL])) {
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// Return only the properties that the admin specified.
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return array_intersect_key($properties, $display_values);
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}
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return $properties;
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}
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/**
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* Returns all bundles for which field widgets should be displayed.
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*
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* If the admin decided to limit the modify form to certain properties / fields
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* (through the action settings) then only bundles that have at least one field
|
|
* selected are returned.
|
|
*
|
|
* @param $entity_type
|
|
* The entity type whose bundles will be fetched.
|
|
* @param $context
|
|
* The VBO context variable.
|
|
*/
|
|
function _views_bulk_operations_modify_action_get_bundles($entity_type, $context) {
|
|
$bundles = array();
|
|
|
|
$view = $context['view'];
|
|
$display_values = $context['settings']['display_values'];
|
|
$info = entity_get_info($entity_type);
|
|
$bundle_key = $info['entity keys']['bundle'];
|
|
// Check if this View has a filter on the bundle key and assemble a list
|
|
// of allowed bundles according to the filter.
|
|
$filtered_bundles = array();
|
|
if (!empty($bundle_key) && isset($view->filter[$bundle_key]) && !empty($view->filter[$bundle_key]->value)) {
|
|
$operator = $view->filter[$bundle_key]->operator;
|
|
if ($operator == 'in') {
|
|
$filtered_bundles = $view->filter[$bundle_key]->value;
|
|
}
|
|
elseif ($operator == 'not in') {
|
|
$bundle_names = array_keys($info['bundles']);
|
|
$filtered_bundles = array_diff($bundle_names, $view->filter[$bundle_key]->value);
|
|
}
|
|
}
|
|
|
|
foreach ($info['bundles'] as $bundle_name => $bundle) {
|
|
// The view is limited to specific bundles, but this bundle isn't one of
|
|
// them. Ignore it.
|
|
if (!empty($filtered_bundles) && !in_array($bundle_name, $filtered_bundles)) {
|
|
continue;
|
|
}
|
|
|
|
$instances = field_info_instances($entity_type, $bundle_name);
|
|
// Ignore bundles that don't have any field instances attached.
|
|
if (empty($instances)) {
|
|
continue;
|
|
}
|
|
|
|
$has_enabled_fields = FALSE;
|
|
foreach ($display_values as $key) {
|
|
if (strpos($key, $bundle_name . '::') !== FALSE) {
|
|
$has_enabled_fields = TRUE;
|
|
}
|
|
}
|
|
// The admin has either specified that all values should be modifiable, or
|
|
// selected at least one field belonging to this bundle.
|
|
if (!empty($display_values[VBO_MODIFY_ACTION_ALL]) || $has_enabled_fields) {
|
|
$bundles[$bundle_name] = $bundle;
|
|
}
|
|
}
|
|
|
|
return $bundles;
|
|
}
|
|
|
|
/**
|
|
* Helper function that recursively strips #required from field widgets.
|
|
*/
|
|
function _views_bulk_operations_modify_action_unset_required(&$element) {
|
|
unset($element['#required']);
|
|
foreach (element_children($element) as $key) {
|
|
_views_bulk_operations_modify_action_unset_required($element[$key]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* VBO settings form function.
|
|
*/
|
|
function views_bulk_operations_modify_action_views_bulk_operations_form_options() {
|
|
$options['show_all_tokens'] = TRUE;
|
|
$options['display_values'] = array(VBO_MODIFY_ACTION_ALL);
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* The settings form for this action.
|
|
*/
|
|
function views_bulk_operations_modify_action_views_bulk_operations_form($options, $entity_type, $dom_id) {
|
|
// Initialize default values.
|
|
if (empty($options)) {
|
|
$options = views_bulk_operations_modify_action_views_bulk_operations_form_options();
|
|
}
|
|
|
|
$form['show_all_tokens'] = array(
|
|
'#type' => 'checkbox',
|
|
'#title' => t('Show available tokens'),
|
|
'#description' => t('Check this to show a list of all available tokens in the bottom of the form. Requires the token module.'),
|
|
'#default_value' => $options['show_all_tokens'],
|
|
);
|
|
|
|
$info = entity_get_info($entity_type);
|
|
$properties = _views_bulk_operations_modify_action_get_properties($entity_type);
|
|
$values = array(VBO_MODIFY_ACTION_ALL => t('- All -'));
|
|
foreach ($properties as $key => $property) {
|
|
$label = t('Properties');
|
|
$values[$label][$key] = $property['label'];
|
|
}
|
|
foreach ($info['bundles'] as $bundle_name => $bundle) {
|
|
$bundle_key = $info['entity keys']['bundle'];
|
|
// Show the more detailed label only if the entity type has multiple bundles.
|
|
// Otherwise, it would just be confusing.
|
|
if (count($info['bundles']) > 1) {
|
|
$label = t('Fields for @bundle_key @label', array('@bundle_key' => $bundle_key, '@label' => $bundle['label']));
|
|
}
|
|
else {
|
|
$label = t('Fields');
|
|
}
|
|
|
|
$instances = field_info_instances($entity_type, $bundle_name);
|
|
foreach ($instances as $field_name => $field) {
|
|
$values[$label][$bundle_name . '::' . $field_name] = $field['label'];
|
|
}
|
|
}
|
|
|
|
$form['display_values'] = array(
|
|
'#type' => 'select',
|
|
'#title' => t('Display values'),
|
|
'#options' => $values,
|
|
'#multiple' => TRUE,
|
|
'#description' => t('Select which values the action form should present to the user.'),
|
|
'#default_value' => $options['display_values'],
|
|
);
|
|
return $form;
|
|
}
|