colorpicker_cck.module in Colorpicker 5

File

colorpicker_cck.module

<?php

/**
 * Please note that this add-on module for the Colorpicker package is entirely experimental.
 */

/**
 * Implementation of hook_help().
 */
function colorpicker_cck_help($section) {
  switch ($section) {
    case 'admin/modules#description':
      return t('Defines a field type for colorpicking. <em>Note: Requires content.module.</em>');
  }
}

/**
 * Implementation of hook_field_info().
 */
function colorpicker_cck_field_info() {
  return array(
    'colorpicker' => array(
      'label' => 'Color picker',
    ),
    'colorpicker_textfield' => array(
      'label' => 'Color textfield',
    ),
  );
}

/**
 * Implementation of hook_field_settings().
 */
function colorpicker_cck_field_settings($op, $field) {
  switch ($op) {
    case 'form':
      $form = array();

      // add settings here later
      // maybe this is the way to associate different textfields?
      return $form;
    case 'database columns':
      if ($field['type'] == 'colorpicker_textfield') {
        return array(
          'value' => array(
            'type' => 'varchar',
            'length' => 255,
            'not null' => TRUE,
          ),
        );
      }
  }
}

/**
 * Implementation of hook_field().
 */
function colorpicker_cck_field($op, &$node, $field, &$node_field, $teaser, $page) {
  switch ($op) {
    case 'validate':
      if (is_array($items)) {
        foreach ($items as $delta => $item) {
          $error_field = $field['field_name'] . '][' . $delta . '][value';
          if ($item['value'] != '') {
            if (!preg_match('/^#(?:(?:[a-f\\d]{3}){1,2})$/i', $item['value'])) {
              form_error($error_field, "'" . check_plain($item['value']) . "'" . t(' is not a valid hex color'));
            }
          }
        }
      }
      break;
    case 'view':
      foreach ($node_field as $delta => $item) {
        $node_field[$delta]['view'] = content_format($field, $item, 'colorpicker_cck', $node);
      }
      return theme('field', $node, $field, $node_field, $teaser, $page);
  }
}

/**
 * Implementation of hook_field_formatter_info().
 *
 */
function colorpicker_cck_field_formatter_info() {
  return array(
    'default' => array(
      'label' => 'Colorpicker field',
      'field types' => array(
        'colorpicker',
      ),
    ),
  );
}
function colorpicker_cck_field_formatter($field, $item, $formatter, $node) {
  if (empty($item['value'])) {
    return '';
  }
  return check_plain($item['value']);
}

/**
 * Implementation of hook_widget_info().
 */
function colorpicker_cck_widget_info() {
  return array(
    'colorpicker' => array(
      'label' => t('Color picker'),
      'field types' => array(
        'colorpicker',
      ),
    ),
    'colorpicker_textfield' => array(
      'label' => t('Color textfield'),
      'field types' => array(
        'colorpicker_textfield',
      ),
    ),
  );
}

/**
 * Implementation of hook_widget_settings
 */
function colorpicker_widget_settings($op, $widget) {
  switch ($op) {
    case 'form':
      $form = array();
      return $form;
    case 'validate':
      break;
    case 'save':
      return;
  }
}

/**
 * Implementation of hook_widget().
 */
function colorpicker_cck_widget($op, &$node, $field, &$items) {
  switch ($op) {
    case 'form':
      $form = array();
      if ($field['type'] == 'colorpicker_textfield') {
        $form[$field['field_name']] = array(
          '#tree' => TRUE,
        );
        $form[$field['field_name']][0]['value'] = array(
          '#type' => 'colorpicker_textfield',
          '#title' => t($field['widget']['label']),
          '#default_value' => isset($items[0]['value']) ? $items[0]['value'] : '#ffffff',
          '#required' => $field['required'],
          '#description' => t($field['widget']['description']),
          '#weight' => $field['widget']['weight'],
        );
      }
      else {
        $form[$field['field_name']] = array(
          '#tree' => TRUE,
        );
        $form[$field['field_name']][0]['value'] = array(
          '#type' => 'colorpicker',
          '#title' => t($field['widget']['label']),
          '#required' => $field['required'],
          '#description' => t($field['widget']['description']),
          '#weight' => $field['widget']['weight'],
        );
      }
      return $form;
    case 'process form values':
      foreach ($items as $delta => $item) {
        if ($item['value'] == '' && $delta > 0) {
          unset($items[$delta]);
        }
      }
      break;
    default:
      break;
  }
}

Functions

Name	Description
colorpicker_cck_field	Implementation of hook_field().
colorpicker_cck_field_formatter
colorpicker_cck_field_formatter_info	Implementation of hook_field_formatter_info().
colorpicker_cck_field_info	Implementation of hook_field_info().
colorpicker_cck_field_settings	Implementation of hook_field_settings().
colorpicker_cck_help	Implementation of hook_help().
colorpicker_cck_widget	Implementation of hook_widget().
colorpicker_cck_widget_info	Implementation of hook_widget_info().
colorpicker_widget_settings	Implementation of hook_widget_settings