<?php
// $Id:

/**
* @file
* Adds individual nodes.
* Original code by heebiejeebieclub.  http://drupal.org/node/165324
*/

/**
* Implements mysite_type_hook().
*
* Node module must be enabled for this plugin to register.
*
*/
function mysite_type_post($get_options = TRUE) {
  if (module_exists('node')) {
    $type = array(
      'name' => t('Post'),
      'description' => t('<b>Post</b>: Add a specific post.'),
      'include' => 'post',
      'prefix' => t('Post'),
      'suffix' => t(''),
      'category' => t('Content'),
      'weight' => 0,
      'form' => FALSE,
      'label' => t('Add Post'),
      'help' => t('You can add individual posts to your page.'),
      'search' => TRUE
    );
    if ($get_options) {
    $type['options'] = mysite_type_post_options();
    }
    return $type;
  }
}

/**
* Implements mysite_type_hook_active().
*/
function mysite_type_post_active($type) {
  // some users must be allowed to view content, otherwise, give a configuration message
  $result = db_query("SELECT perm FROM {permission}");
  $check = '';
  $br = '';
  $message = '';
  while ($perms = db_fetch_object($result)) {
    $check .= $perms->perm;
  }
  if (stristr($check, 'access content')) {
    $value = TRUE;
  }
  else {
    $value = FALSE;
    $message = l(t('No users have permission to access site content'), 'admin/user/access');
    $br = '<br />';
  }
  return array($type => $value, 'message' => $message);
}

/**
* Implements mysite_type_hook_options().
*/
function mysite_type_post_options() {
  $options = array();
  // we are dealing with nodes, so node_access requires db_rewrite_sql here. See http://drupal.org/node/135378.
  $sql = db_rewrite_sql("SELECT nid, title FROM {node} WHERE status = 1 ORDER BY title");
  $result = db_query($sql);
  $nodes = array();
  while ($item = db_fetch_object($result)) {
    $nodes[] = $item;
  }
  foreach ($nodes as $key => $value) {
    $options['name'][] = mysite_type_post_title($value->nid, $value->title);
    $options['type_id'][] = $value->nid;
    $options['type'][] = 'post';
    $icon = mysite_get_icon('post', $value->nid);
    $options['icon'][] = $icon;
  }
  return $options;
}

/**
* Implements mysite_type_hook_data().
*/
function mysite_type_post_data($type_id = NULL, $settings = NULL) {
  if (!empty($type_id)) {
    $data = array(
      'base' => 'node/'. $type_id,
      'xml' => ''
    );
    $items = array();
    $i = 0;
    $node = node_load($type_id);
    $items[$i]['type'] = $node->type;
    $items[$i]['link'] = l($node->title, 'node/'. $nid->nid);
    $items[$i]['title'] = check_plain($node->title);
    $items[$i]['subtitle'] = NULL;
    $items[$i]['date'] = $node->changed;
    $items[$i]['uid'] = $node->uid;
    $items[$i]['author'] = check_plain($node->name);
    $items[$i]['teaser'] = mysite_teaser($node);
    $items[$i]['nid'] = $node->nid;
    $data['items'] = $items;
    return $data;
  }
  drupal_set_message(t('Could not find data'), 'error');
  return;
}

/**
* Implements mysite_type_hook_title().
*/
function mysite_type_post_title($type_id = NULL, $title = NULL) {
  if (!empty($type_id)) {
    if (is_null($title)) {
      $node = node_load($type_id);
      $title = $node->title;
    }
    $type = mysite_type_post(FALSE);
    $title = $type['prefix'] .' '. $title .' '. $type['suffix'];
    $title = trim(rtrim($title));
    return $title;
  }
  drupal_set_message(t('Could not find title'), 'error');
  return;
}

/**
* Implements mysite_type_hook_block_node().
*/
function mysite_type_post_block_node($nid = NULL, $type = NULL) {
  global $user;
  $data = array();
  $data['uid'] = $user->uid;
  $data['type'] = 'post';
  $data['type_id'] = $nid;
  $data['title'] = mysite_type_post_title($nid);
  $content = mysite_block_handler($data);
  return $content;
}

/**
* Implements mysite_type_hook_search().
*
* @ingroup forms
*/
function mysite_type_post_search($uid = NULL) {
  if (!is_null($uid)) {
    $output .= drupal_get_form('mysite_type_post_search_form', $uid);
    return $output;
  }
}

/**
* FormsAPI for mysite_type_post_search()
*
* @ingroup forms
*/
function mysite_type_post_search_form($uid) {
  $form['add_post']['post_title'] = array('#type' => 'textfield',
    '#title' => t('Post title'),
    '#maxlength' => 64,
    '#size' => 40,
    '#description' => t('The title of the post you wish to add.'),
    '#required' => TRUE,
    '#autocomplete_path' => 'autocomplete/mysite/post'
  );
  $form['add_post']['uid'] = array('#type' => 'hidden', '#value' => $uid);
  $form['add_post']['type'] = array('#type' => 'hidden', '#value' => 'post');
  $form['add_post']['submit'] = array('#type' => 'submit', '#value' => t('Add Post'));
  return $form;
}

/**
* Implements mysite_type_hook_search_form_submit().
*
* @ingroup forms
*/
function mysite_type_post_search_form_submit($form_id, $form_values) {
  // we use LIKE here in case JavaScript autocomplete support doesn't work.
  // or in case the user doesn't autocomplete the form
  $sql = db_rewrite_sql("SELECT nid, title FROM {node} WHERE LOWER(title) LIKE LOWER('%s%%') AND status = 1");
  $result = db_query($sql, $form_values['post_title']);
  $count = 0;
  while ($node = db_fetch_object($result)) {
    $data[$count]['uid'] = $form_values['uid'];
    $data[$count]['type'] = $form_values['type'];
    $data[$count]['type_id'] = $node->nid;
    $data[$count]['title'] = mysite_type_post_title($node->nid, $node->title);
    $data[$count]['description'] = $node->title;
    $count++;
  }
  // pass the $data to the universal handler
  mysite_search_handler($data, 'post');
  return;
}

/**
* Implements mysite_type_hook_autocomplete().
*
* @ingroup forms
*/
function mysite_type_post_autocomplete($string) {
  $matches = array();
  $sql = db_rewrite_sql("SELECT nid, title FROM {node} WHERE LOWER(title) LIKE LOWER('%s%%') AND status = 1");
  $result = db_query_range($sql, $string, 0, 10);
  while ($node = db_fetch_object($result)) {
    $matches[$node->title] = check_plain($node->title);
  }
  return $matches;
}

/**
* Implements mysite_type_hook_clear().
*/
function mysite_type_post_clear($type) {
  // fetch all the active records of this type and see if they really exist in the proper table
  $sql = "SELECT mid, uid, type_id, title FROM {mysite_data} WHERE type = '%s'";
  $result = db_query($sql, $type);
  $data = array();
  while ($item = db_fetch_array($result)) {
    $sql = "SELECT nid FROM {node} WHERE nid = %d AND n.status = 1";
    $check = db_fetch_object(db_query($sql, $item['type_id']));
    if (empty($check->nid)) {
      $data[$item['mid']] = $item;
    }
  }
  return $data;
}