<?php
// $Id: freelinking_casetracker.module,v 1.2 2009-11-24 08:20:17 grayside Exp $
/**
 * Freelinking for Casetracker
 *
 * @file
 * Provides a Freelinking support for Casetracker issues.
 * Provides Drupal issue-tracker style link text and issue fields
 * Also provides CSS classes for styling the link based on issue information
 *
 * [[case:<nid>]] => #<nid>: <title>
 */

/**
 * Implementation of hook_freelinking().
 */
function freelinking_casetracker_freelinking() {
  $freelinking = array();
  $freelinking['casetracker'] = array(
    'indicator' => '/case(tracker)??/',
    'callback' => 'freelinking_casetracker_callback',
    'settings' => 'freelinking_casetracker_settings',
    'tip' => t('Create a styled link by case number.'),
  );
  return $freelinking;
}

/**
 * Callback for freelinking_casetracker_freelinking()
 */
function freelinking_casetracker_callback($target) { // resolve $target into a link to the node or display failure
  if ($target['dest'][0] == '#') {
    $target['dest'] = drupal_substr($target['dest'], 1);
  }

  if (!is_numeric($target['dest'])) {
    return array('error' => t('Invalid Case Identifier'));
  }

  $sql = 'SELECT casetracker_case.case_status_id AS status, casetracker_case.case_priority_id AS priority, '
    . 'casetracker_case.case_type_id AS type, node.title AS title, casetracker_case.pid AS pid FROM node node '
    . 'LEFT JOIN casetracker_case casetracker_case ON node.vid = casetracker_case.vid WHERE node.nid = "%s" AND node.type = "%s"';
  $result = db_query($sql, $target['dest'], 'casetracker_basic_case');

  // get the relevant case data
  $node = db_fetch_object($result);
  if (!$node) {
    return array('error' =>
      t('Invalid Case #!nid', array('!nid' => $target['dest'])));
  }

  $status = drupal_strtolower(str_replace(' ', '-', casetracker_case_state_load($node->status, 'status')));
  $type = drupal_strtolower(str_replace(' ', '-', casetracker_case_state_load($node->type, 'type')));
  $priority = drupal_strtolower(str_replace(' ', '-', casetracker_case_state_load($node->priority, 'priority')));

  if ($target['text']) {
    $title = $target['text'];
  }
  else {
    $title = '#' . $target['dest'] . ' ' . $node->title;
  }
  $tooltip = '#' . $target['dest']
    . ": Status ($status) - Type ($type) - Priority ($priority)";
  if ($target['tooltip']) {
    $tooltip .= '. ' . $target['tooltip'];
  }

  // build out the link, 'extra' contains a reference to the project nid
  $retn =  array($title, 'node/' . $target['dest'], array(
    'attributes' => array(
      'class' => 'casetracker-project-' . $node->pid . ' casetracker-status-'
        . $status . ' casetracker-type-' . $type . ' casetracker-priority-' . $priority,
      'title' => $tooltip,
    ),
    'extra' => array(
      'pid' => $node->pid,
      'status' => $status,
      'type' => $type,
      'priority' => $priority,
    ),
  ));

  return $retn;
}

/**
 * Plugin settings callback
 */
function freelinking_casetracker_settings() {
  $form['casetracker']['freelinking_casetracker_theme_override'] = array(
    '#type' => 'checkbox',
    '#title' => t('Ignore Casetracker Link Theming'),
    '#default_value' => variable_get('freelinking_casetracker_theme_override', FALSE),
    '#description' => t('Do not use the styling provided by Freelinking for your Casetracker links.'),
  );
  return $form;
}

/**
 * Implementation of hook_init().
 */
function freelinking_casetracker_init() {
  if (!variable_get('freelinking_casetracker_theme_override', FALSE)) {
    drupal_add_css(drupal_get_path('module', 'freelinking_casetracker')
      . '/freelinking_casetracker.style.css');
  }
}

/**
 * Implementation of hook_freelink_alter().

function freelinking_casetracker_freelink_alter($link, $target, $plugin_name, $plugin) {
  switch($plugin_name) {
    case 'nodetitle': case 'create node':
      $link[1] = str_replace('casetracker_basic_case', 'casetracker-basic-case', $link[1]);
      $link[1] = str_replace('casetracker_basic_project', 'casetracker-basic-project', $link[1]);
      break;
  }
}


function freelinking_casetracker_form_casetracker_basic_case_node_form_alter(&$form, &$form_state) {
  dpm($form);
}
 */
// vim:tw=300 nowrap syn=php