451 lines
15 KiB
PHP
451 lines
15 KiB
PHP
<?php
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/**
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* @file
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* Content type editing user interface.
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*/
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/**
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* Displays the content type admin overview page.
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*/
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function node_overview_types() {
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$types = node_type_get_types();
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$names = node_type_get_names();
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$field_ui = module_exists('field_ui') && user_access('administer fields');
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$header = array(t('Name'), array('data' => t('Operations'), 'colspan' => $field_ui ? '4' : '2'));
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$rows = array();
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foreach ($names as $key => $name) {
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$type = $types[$key];
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if (node_hook($type->type, 'form')) {
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$type_url_str = str_replace('_', '-', $type->type);
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$row = array(theme('node_admin_overview', array('name' => $name, 'type' => $type)));
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// Set the edit column.
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$row[] = array('data' => l(t('edit'), 'admin/structure/types/manage/' . $type_url_str));
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if ($field_ui) {
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// Manage fields.
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$row[] = array('data' => l(t('manage fields'), 'admin/structure/types/manage/' . $type_url_str . '/fields'));
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// Display fields.
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$row[] = array('data' => l(t('manage display'), 'admin/structure/types/manage/' . $type_url_str . '/display'));
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}
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// Set the delete column.
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if ($type->custom) {
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$row[] = array('data' => l(t('delete'), 'admin/structure/types/manage/' . $type_url_str . '/delete'));
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}
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else {
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$row[] = array('data' => '');
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}
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$rows[] = $row;
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}
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}
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$build['node_table'] = array(
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'#theme' => 'table',
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'#header' => $header,
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'#rows' => $rows,
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'#empty' => t('No content types available. <a href="@link">Add content type</a>.', array('@link' => url('admin/structure/types/add'))),
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);
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return $build;
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}
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/**
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* Returns HTML for a node type description for the content type admin overview page.
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*
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* @param $variables
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* An associative array containing:
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* - name: The human-readable name of the content type.
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* - type: An object containing the 'type' (machine name) and 'description' of
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* the content type.
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*
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* @ingroup themeable
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*/
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function theme_node_admin_overview($variables) {
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$name = $variables['name'];
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$type = $variables['type'];
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$output = check_plain($name);
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$output .= ' <small>' . t('(Machine name: @type)', array('@type' => $type->type)) . '</small>';
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$output .= '<div class="description">' . filter_xss_admin($type->description) . '</div>';
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return $output;
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}
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/**
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* Form constructor for the node type editing form.
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*
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* @param $type
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* (optional) An object representing the node type, when editing an existing
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* node type.
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*
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* @see node_type_form_validate()
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* @see node_type_form_submit()
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* @ingroup forms
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*/
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function node_type_form($form, &$form_state, $type = NULL) {
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if (!isset($type->type)) {
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// This is a new type. Node module managed types are custom and unlocked.
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$type = node_type_set_defaults(array('custom' => 1, 'locked' => 0));
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}
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// Make the type object available to implementations of hook_form_alter.
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$form['#node_type'] = $type;
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$form['name'] = array(
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'#title' => t('Name'),
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'#type' => 'textfield',
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'#default_value' => $type->name,
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'#description' => t('The human-readable name of this content type. This text will be displayed as part of the list on the <em>Add new content</em> page. It is recommended that this name begin with a capital letter and contain only letters, numbers, and spaces. This name must be unique.'),
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'#required' => TRUE,
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'#size' => 30,
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);
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$form['type'] = array(
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'#type' => 'machine_name',
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'#default_value' => $type->type,
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'#maxlength' => 32,
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'#disabled' => $type->locked,
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'#machine_name' => array(
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'exists' => 'node_type_load',
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),
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'#description' => t('A unique machine-readable name for this content type. It must only contain lowercase letters, numbers, and underscores. This name will be used for constructing the URL of the %node-add page, in which underscores will be converted into hyphens.', array(
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'%node-add' => t('Add new content'),
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)),
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);
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$form['description'] = array(
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'#title' => t('Description'),
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'#type' => 'textarea',
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'#default_value' => $type->description,
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'#description' => t('Describe this content type. The text will be displayed on the <em>Add new content</em> page.'),
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);
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$form['additional_settings'] = array(
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'#type' => 'vertical_tabs',
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'#attached' => array(
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'js' => array(drupal_get_path('module', 'node') . '/content_types.js'),
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),
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);
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$form['submission'] = array(
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'#type' => 'fieldset',
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'#title' => t('Submission form settings'),
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'#collapsible' => TRUE,
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'#group' => 'additional_settings',
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);
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$form['submission']['title_label'] = array(
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'#title' => t('Title field label'),
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'#type' => 'textfield',
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'#default_value' => $type->title_label,
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'#required' => TRUE,
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);
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if (!$type->has_title) {
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// Avoid overwriting a content type that intentionally does not have a
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// title field.
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$form['submission']['title_label']['#attributes'] = array('disabled' => 'disabled');
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$form['submission']['title_label']['#description'] = t('This content type does not have a title field.');
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$form['submission']['title_label']['#required'] = FALSE;
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}
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$form['submission']['node_preview'] = array(
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'#type' => 'radios',
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'#title' => t('Preview before submitting'),
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'#default_value' => variable_get('node_preview_' . $type->type, DRUPAL_OPTIONAL),
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'#options' => array(
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DRUPAL_DISABLED => t('Disabled'),
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DRUPAL_OPTIONAL => t('Optional'),
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DRUPAL_REQUIRED => t('Required'),
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),
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);
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$form['submission']['help'] = array(
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'#type' => 'textarea',
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'#title' => t('Explanation or submission guidelines'),
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'#default_value' => $type->help,
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'#description' => t('This text will be displayed at the top of the page when creating or editing content of this type.'),
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);
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$form['workflow'] = array(
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'#type' => 'fieldset',
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'#title' => t('Publishing options'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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'#group' => 'additional_settings',
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);
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$form['workflow']['node_options'] = array('#type' => 'checkboxes',
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'#title' => t('Default options'),
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'#default_value' => variable_get('node_options_' . $type->type, array('status', 'promote')),
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'#options' => array(
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'status' => t('Published'),
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'promote' => t('Promoted to front page'),
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'sticky' => t('Sticky at top of lists'),
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'revision' => t('Create new revision'),
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),
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'#description' => t('Users with the <em>Administer content</em> permission will be able to override these options.'),
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);
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$form['display'] = array(
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'#type' => 'fieldset',
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'#title' => t('Display settings'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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'#group' => 'additional_settings',
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);
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$form['display']['node_submitted'] = array(
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'#type' => 'checkbox',
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'#title' => t('Display author and date information.'),
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'#default_value' => variable_get('node_submitted_' . $type->type, TRUE),
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'#description' => t('Author username and publish date will be displayed.'),
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);
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$form['old_type'] = array(
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'#type' => 'value',
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'#value' => $type->type,
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);
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$form['orig_type'] = array(
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'#type' => 'value',
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'#value' => isset($type->orig_type) ? $type->orig_type : '',
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);
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$form['base'] = array(
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'#type' => 'value',
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'#value' => $type->base,
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);
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$form['custom'] = array(
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'#type' => 'value',
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'#value' => $type->custom,
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);
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$form['modified'] = array(
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'#type' => 'value',
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'#value' => $type->modified,
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);
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$form['locked'] = array(
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'#type' => 'value',
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'#value' => $type->locked,
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);
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$form['actions'] = array('#type' => 'actions');
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$form['actions']['submit'] = array(
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'#type' => 'submit',
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'#value' => t('Save content type'),
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'#weight' => 40,
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);
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if ($type->custom) {
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if (!empty($type->type)) {
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$form['actions']['delete'] = array(
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'#type' => 'submit',
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'#value' => t('Delete content type'),
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'#weight' => 45,
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);
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}
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}
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return $form;
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}
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/**
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* Helper function for teaser length choices.
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*/
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function _node_characters($length) {
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return ($length == 0) ? t('Unlimited') : format_plural($length, '1 character', '@count characters');
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}
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/**
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* Form validation handler for node_type_form().
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*
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* @see node_type_form_submit()
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*/
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function node_type_form_validate($form, &$form_state) {
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$type = new stdClass();
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$type->type = $form_state['values']['type'];
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$type->name = trim($form_state['values']['name']);
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// Work out what the type was before the user submitted this form
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$old_type = $form_state['values']['old_type'];
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$types = node_type_get_names();
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if (!$form_state['values']['locked']) {
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// 'theme' conflicts with theme_node_form().
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// '0' is invalid, since elsewhere we check it using empty().
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if (in_array($type->type, array('0', 'theme'))) {
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form_set_error('type', t("Invalid machine-readable name. Enter a name other than %invalid.", array('%invalid' => $type->type)));
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}
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}
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$names = array_flip($types);
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if (isset($names[$type->name]) && $names[$type->name] != $old_type) {
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form_set_error('name', t('The human-readable name %name is already taken.', array('%name' => $type->name)));
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}
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}
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/**
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* Form submission handler for node_type_form().
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*
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* @see node_type_form_validate()
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*/
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function node_type_form_submit($form, &$form_state) {
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$op = isset($form_state['values']['op']) ? $form_state['values']['op'] : '';
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$type = node_type_set_defaults();
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$type->type = $form_state['values']['type'];
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$type->name = trim($form_state['values']['name']);
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$type->orig_type = trim($form_state['values']['orig_type']);
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$type->old_type = isset($form_state['values']['old_type']) ? $form_state['values']['old_type'] : $type->type;
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$type->description = $form_state['values']['description'];
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$type->help = $form_state['values']['help'];
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$type->title_label = $form_state['values']['title_label'];
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// title_label is required in core; has_title will always be true, unless a
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// module alters the title field.
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$type->has_title = ($type->title_label != '');
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$type->base = !empty($form_state['values']['base']) ? $form_state['values']['base'] : 'node_content';
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$type->custom = $form_state['values']['custom'];
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$type->modified = TRUE;
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$type->locked = $form_state['values']['locked'];
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if (isset($form['#node_type']->module)) {
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$type->module = $form['#node_type']->module;
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}
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if ($op == t('Delete content type')) {
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$form_state['redirect'] = 'admin/structure/types/manage/' . str_replace('_', '-', $type->old_type) . '/delete';
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return;
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}
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$variables = $form_state['values'];
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// Remove everything that's been saved already - whatever's left is assumed
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// to be a persistent variable.
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foreach ($variables as $key => $value) {
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if (isset($type->$key)) {
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unset($variables[$key]);
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}
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}
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unset($variables['form_token'], $variables['op'], $variables['submit'], $variables['delete'], $variables['reset'], $variables['form_id'], $variables['form_build_id']);
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// Save or reset persistent variable values.
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foreach ($variables as $key => $value) {
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$variable_new = $key . '_' . $type->type;
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$variable_old = $key . '_' . $type->old_type;
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if (is_array($value)) {
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$value = array_keys(array_filter($value));
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}
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variable_set($variable_new, $value);
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if ($variable_new != $variable_old) {
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variable_del($variable_old);
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}
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}
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// Saving the content type after saving the variables allows modules to act
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// on those variables via hook_node_type_insert().
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$status = node_type_save($type);
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node_types_rebuild();
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menu_rebuild();
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$t_args = array('%name' => $type->name);
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if ($status == SAVED_UPDATED) {
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drupal_set_message(t('The content type %name has been updated.', $t_args));
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}
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elseif ($status == SAVED_NEW) {
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node_add_body_field($type);
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drupal_set_message(t('The content type %name has been added.', $t_args));
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watchdog('node', 'Added content type %name.', $t_args, WATCHDOG_NOTICE, l(t('view'), 'admin/structure/types'));
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}
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$form_state['redirect'] = 'admin/structure/types';
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return;
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}
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/**
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* Implements hook_node_type_insert().
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*/
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function node_node_type_insert($info) {
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if (!empty($info->old_type) && $info->old_type != $info->type) {
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$update_count = node_type_update_nodes($info->old_type, $info->type);
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if ($update_count) {
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drupal_set_message(format_plural($update_count, 'Changed the content type of 1 post from %old-type to %type.', 'Changed the content type of @count posts from %old-type to %type.', array('%old-type' => $info->old_type, '%type' => $info->type)));
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}
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}
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}
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/**
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* Implements hook_node_type_update().
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*/
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function node_node_type_update($info) {
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if (!empty($info->old_type) && $info->old_type != $info->type) {
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$update_count = node_type_update_nodes($info->old_type, $info->type);
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if ($update_count) {
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drupal_set_message(format_plural($update_count, 'Changed the content type of 1 post from %old-type to %type.', 'Changed the content type of @count posts from %old-type to %type.', array('%old-type' => $info->old_type, '%type' => $info->type)));
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}
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}
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}
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/**
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* Resets relevant fields of a module-defined node type to their default values.
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*
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* @param $type
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* The node type to reset. The node type is passed back by reference with its
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* resetted values. If there is no module-defined info for this node type,
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* then nothing happens.
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*/
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function node_type_reset($type) {
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$info_array = module_invoke_all('node_info');
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if (isset($info_array[$type->orig_type])) {
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$info_array[$type->orig_type]['type'] = $type->orig_type;
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$info = node_type_set_defaults($info_array[$type->orig_type]);
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foreach ($info as $field => $value) {
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$type->$field = $value;
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}
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}
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}
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/**
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* Menu callback; delete a single content type.
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*
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* @ingroup forms
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*/
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function node_type_delete_confirm($form, &$form_state, $type) {
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$form['type'] = array('#type' => 'value', '#value' => $type->type);
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$form['name'] = array('#type' => 'value', '#value' => $type->name);
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$message = t('Are you sure you want to delete the content type %type?', array('%type' => $type->name));
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$caption = '';
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$num_nodes = db_query("SELECT COUNT(*) FROM {node} WHERE type = :type", array(':type' => $type->type))->fetchField();
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if ($num_nodes) {
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$caption .= '<p>' . format_plural($num_nodes, '%type is used by 1 piece of content on your site. If you remove this content type, you will not be able to edit the %type content and it may not display correctly.', '%type is used by @count pieces of content on your site. If you remove %type, you will not be able to edit the %type content and it may not display correctly.', array('%type' => $type->name)) . '</p>';
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}
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$caption .= '<p>' . t('This action cannot be undone.') . '</p>';
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return confirm_form($form, $message, 'admin/structure/types', $caption, t('Delete'));
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}
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/**
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* Process content type delete confirm submissions.
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*
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* @see node_type_delete_confirm()
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*/
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function node_type_delete_confirm_submit($form, &$form_state) {
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node_type_delete($form_state['values']['type']);
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variable_del('node_preview_' . $form_state['values']['type']);
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$t_args = array('%name' => $form_state['values']['name']);
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drupal_set_message(t('The content type %name has been deleted.', $t_args));
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watchdog('node', 'Deleted content type %name.', $t_args, WATCHDOG_NOTICE);
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node_types_rebuild();
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menu_rebuild();
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$form_state['redirect'] = 'admin/structure/types';
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return;
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}
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