<?php
// $Id: stormperson.module,v 1.7.2.16 2008-08-11 08:48:10 robertogerola Exp $

/**
 * @file
 */

function stormperson_help($path) {
  $o = '';

  switch ($section) {
    case "admin/help#stormperson":
      $o = '<p>'. t("Provides person support for Storm") .'</p>';
      break;
  }

  return $o;
}

function stormperson_init() {
  if (function_exists('drupal_set_content')) {
    global $user;
    if ($user->uid && !$user->stormorganization_nid || !$user->stormperson_nid) {
      $r = db_query("SELECT nid, organization_nid FROM {stormperson} WHERE user_uid=%d", $user->uid);
      if ($r) {
        $a = db_fetch_object($r);
        $user->stormperson_nid = $a->nid;
        $user->stormorganization_nid = $a->organization_nid;
      }
    }
    if (!$user->uid || !$user->stormperson_nid) {
      $user->stormperson_nid = -1;
    }
    if (!$user->uid || !$user->stormorganization_nid) {
      $user->stormorganization_nid = -1;
    }
  }
}

function stormperson_perm() {
  return array(
    'Storm person: access',
    'Storm person: add',
    'Storm person: delete all',
    'Storm person: delete own',
    'Storm person: delete of user organization',
    'Storm person: edit all',
    'Storm person: edit own',
    'Storm person: edit of user organization',
    'Storm person: view all',
    'Storm person: view own',
    'Storm person: view of user organization',
  );
}

function stormperson_access($op, $node) {
  global $user; $account= $user;

  if (is_numeric($node)) $node = node_load($node);

  if ($op == 'create') {
    return user_access('Storm person: add');
  }

  if ($op == 'delete') {
    if (user_access('Storm person: delete all')) {
      return TRUE;
    }
    else if (user_access('Storm person: delete own') && ($account->uid == $node->uid)) {
      return TRUE;
    }
    else if (user_access('Storm person: delete of user organization') && ($account->stormorganization_nid == $node->organization_nid)) {
      return TRUE;
    }
  }

  if ($op == 'update') {
    if (user_access('Storm person: edit all')) {
      return TRUE;
    }
    else if (user_access('Storm person: edit own') && ($account->uid == $node->uid)) {
      return TRUE;
    }
    else if (user_access('Storm person: edit of user organization') && ($account->stormorganization_nid == $node->organization_nid)) {
      return TRUE;
    }
  }

  if ($op == 'view') {
    if (user_access('Storm person: view all')) {
      return TRUE;
    }
    else if (user_access('Storm person: view own') && ($account->uid == $node->uid)) {
      return TRUE;
    }
    else if (user_access('Storm person: view of user organization') && ($account->stormorganization_nid == $node->organization_nid)) {
      return TRUE;
    }
  }
  return FALSE;
}

function stormperson_access_sql($sql, $where = array()) {
  if (user_access('Storm person: view all')) {
    $where[] = "'storm_access'='storm_access'";
    return storm_rewrite_sql($sql, $where);
  }

  global $user;

  $cond = '';
  if (user_access('Storm person: view own')) {
    $cond .= 'n.uid='. $user->uid;
  }
  if (user_access('Storm person: view of user organization')) {
    if (!empty($cond)) $cond .= ' OR ';
    $cond .= 'spe.organization_nid='. $user->stormorganization_nid;
  }
  if (empty($cond)) $cond = '0=1';
  $where[] = $cond;

  $where[] = "'storm_access'='storm_access'";
  return storm_rewrite_sql($sql, $where);
}

function stormperson_storm_rewrite_where_sql($query, $primary_table, $account) {
  static $conds = array();

  if ($conds[$account->uid]) {
    return $conds[$account->uid];
  }

  if (preg_match("/'storm_access'='storm_access'/", $query)) {
    $cond = '';
  }
  else {
    if (user_access('Storm person: view all', $account)) {
      return '';
    }

    $cond = '';
    if (user_access('Storm person: view own', $account)) {
      $cond .= " ${primary_table}.uid=". $account->uid;
    }
    if (user_access('Storm person: view of user organization', $account)) {
      if ($cond) $cond .= ' OR ';
      $cond .= ' spe1.organization_nid='. $account->stormorganization_nid;
    }
    if ($cond) {
      $cond = " WHEN 'stormperson' THEN (SELECT IF($cond,1,0) FROM {stormperson} spe1 WHERE spe1.vid=${primary_table}.vid) ";
    }
    else {
      $cond = " WHEN 'stormperson' THEN 0 ";
    }
  }

  $conds[$account->uid] = $cond;
  return $cond;
}

function stormperson_menu($may_cache) {
  $items = array();

  if (!$may_cache) {
    if (arg(0)=='storm' && arg(1)=='people') {
      require_once(drupal_get_path('module', 'stormperson') .'/stormperson.admin.inc');
      require_once(drupal_get_path('module', 'stormperson') .'/stormperson.theme.inc');
    }
    $items[] = array(
      'path' => 'storm/people',
      'title' => t('People'),
      'description' => t('Storm people'),
      'callback' => 'stormperson_list',
      'access' => user_access('Storm person: access'),
      'type' => MENU_NORMAL_ITEM
    );
  }

  return $items;
}

function stormperson_node_info() {
  return array(
    'stormperson' => array(
      'name' => t('Person'),
      'module' => 'stormperson',
      'description' => t("A person for Storm."),
      'title_label' => t("Name"),
      'body_label' => t("Description"),
    )
  );
}

function stormperson_storm_indexpage() {
  $o = array();
  $o['stormperson']['title'] =  l(t('People'), 'storm/people');
  return $o;
}

function stormperson_stormorganization_change($organization_nid, $organization_title) {
  $s = "UPDATE {stormperson} SET organization_title='%s' WHERE organization_nid=%d AND organization_title <> '%s'";
  db_query($s, $organization_title, $organization_nid, $organization_title);
}

function stormperson_form(&$node) {
  if (arg(1)=='add') {
    if (array_key_exists('organization_nid', $_GET) && !$node->organization_nid) {
      $node->organization_nid = $_GET['organization_nid'];
    }

    if ($_SESSION['stormperson_list_filter']['organization_nid'] && !$node->organization_nid) {
      $node->organization_nid = $_SESSION['stormperson_list_filter']['organization_nid'];
    }
  }

  $type = node_get_types('type', $node);

  $form['group1'] = array(
    '#type' => 'markup',
    '#theme' => 'storm_form_group',
    '#weight' => -50,
  );

  $s = "SELECT n.nid, n.title FROM {node} AS n INNER JOIN {stormorganization} AS sor ON sor.vid=n.vid WHERE n.status=1 AND n.type='stormorganization' ORDER BY n.title";
  $s = stormorganization_access_sql($s);  
  $s = db_rewrite_sql($s);
  $r = db_query($s);
  $organizations = array();
  while ($organization = db_fetch_object($r)) {
    $organizations[$organization->nid] = $organization->title;
    if (!$node->organization_nid) $node->organization_nid = $organization->nid;
  }
  $form['group1']['organization_nid'] = array(
    '#type' => 'select',
    '#title' => t('Organization'),
    '#default_value' => $node->organization_nid,
    '#options' => $organizations,
    '#required' => true,
    '#attributes' => array('onchange' => "stormperson_organization_project_tasks(this, 'edit-project-nid', 'edit-parent-nid', true, '-')"),
  );

  $form['group1']['title'] = array(
    '#type' => 'textfield',
    '#title' => check_plain($type->title_label),
    '#required' => TRUE,
    '#default_value' => $node->title,
    '#size' => 40,
  );

  $form['group1']['user_name'] = array(
    '#type' => 'textfield',
    '#title' => t('User'),
    '#default_value' => $node->user_name,
    '#autocomplete_path' => 'user/autocomplete',
    '#size' => 40,
  );

  $form['group2'] = array(
    '#type' => 'markup',
    '#theme' => 'storm_form_group',
    '#weight' => -49,
  );

  $form['group2']['prefix'] = array(
    '#type' => 'textfield',
    '#title' => t('Prefix'),
    '#size' => 20,
    '#default_value' => $node->prefix,
  );

  $form['group2']['fullname'] = array(
    '#type' => 'textfield',
    '#title' => t('Fullname'),
    '#size' => 40,
    '#default_value' => $node->fullname,
  );

  $form['group3'] = array(
    '#type' => 'markup',
    '#theme' => 'storm_form_group',
    '#weight' => -48,
  );

  $form['group3']['email'] = array(
    '#type' => 'textfield',
    '#title' => t('Email'),
    '#size' => 30,
    '#default_value' => $node->email,
  );

  $form['group3']['www'] = array(
    '#type' => 'textfield',
    '#title' => t('WWW'),
    '#size' => 30,
    '#default_value' => $node->www,
  );

  $form['group4'] = array(
    '#type' => 'markup',
    '#theme' => 'storm_form_group',
    '#weight' => -47,
  );

  $form['group4']['phone'] = array(
    '#type' => 'textfield',
    '#title' => t('Phone'),
    '#size' => 30,
    '#default_value' => $node->phone,
  );

  $form['group4']['im'] = array(
    '#type' => 'textfield',
    '#title' => t('IM'),
    '#size' => 30,
    '#default_value' => $node->im,
  );

  if ($type->has_body) {
    $form['body_filter']['#weight'] = -46;
    $form['body_filter']['body'] = array(
      '#type' => 'textarea',
      '#title' => check_plain($type->body_label),
      '#default_value' => $node->body,
      '#required' => FALSE
    );
    $form['body_filter']['format'] = filter_form($node->format);
  }

  $form['title_old'] = array(
    '#type' => 'hidden',
    '#default_value' => $node->title_old,
  );

  return $form;
}

function stormperson_insert($node) {
  _stormperson_beforesave($node);

  db_query("INSERT INTO {stormperson}
          (vid, nid, organization_nid, organization_title,
          prefix, fullname, email, www,
          phone, im, user_uid
          )
          VALUES
          (%d, %d, %d, '%s',
          '%s', '%s', '%s', '%s',
          '%s', '%s', %d
          )",
          $node->vid, $node->nid, $node->organization_nid, $node->organization_title,
          $node->prefix, $node->fullname, $node->email, $node->www,
          $node->phone, $node->im, $node->user_uid);

  _stormperson_aftersave($node);
}

function stormperson_update($node) {
  // if this is a new node or we're adding a new revision,
  if ($node->revision) {
    stormperson_insert($node);
  }
  else {
    _stormperson_beforesave($node);

    db_query("UPDATE {stormperson} SET
      organization_nid=%d, organization_title='%s',
      prefix='%s', fullname='%s', email='%s', www='%s',
      phone='%s', im='%s', user_uid=%d
      WHERE vid = %d",
      $node->organization_nid, $node->organization_title,
      $node->prefix, $node->fullname, $node->email, $node->www,
      $node->phone, $node->im, $node->user_uid,
      $node->vid);

    _stormperson_aftersave($node);

    if ($node->title != $node->title_old) {
      module_invoke_all('stormperson_change', $node->nid, $node->stepno, $node->title);
    }
  }
}

function _stormperson_beforesave(&$node) {
  $ass_user = user_load(array('name' => $node->user_name));
  $node->user_uid = $ass_user->uid;
  if (!$node->email) {
    $node->email = $ass_user->mail;
  }

  $s = "SELECT n.title
      FROM {node} AS n INNER JOIN {stormorganization} AS p ON n.nid=p.nid
      WHERE type='stormorganization' AND n.nid=%d";
  $r = db_query($s, $node->organization_nid);
  $o = db_fetch_object($r);
  $node->organization_title = $o->title;
}

function _stormperson_aftersave(&$node) {
  global $user;
  if ($user->uid == $node->user_uid) {
    $user->stormperson_nid = $node->user_nid;
    $user->stormorganization_nid = $node->organization_nid;
  }
}

function stormperson_delete($node) {
  // Notice that we're matching all revision, by using the node's nid.
  db_query('DELETE FROM {stormperson} WHERE nid = %d', $node->nid);
  global $user;
  if ($user->uid == $node->user_uid) {
    $user->stormperson_nid = -1;
    $user->stormorganization_nid = -1;
  }
}

function stormperson_load($node) {
  $additions = db_fetch_object(db_query('SELECT * FROM {stormperson} WHERE vid = %d', $node->vid));
  $ass_user = user_load(array('uid' => $additions->user_uid));
  $additions->user_name = $ass_user->name;
  $additions->title_old = $node->title;
  return $additions;
}

function stormperson_view($node, $teaser = FALSE, $page = FALSE, $links = TRUE) {
  $node = node_prepare($node, $teaser);
  unset($node->content['body']);

  $node->content['stormperson_organization'] = array(
    '#prefix' => '<div id="stormperson_organization">',
    '#suffix' => '</div>',
    '#value' => t('Organization') .' : '. l($node->organization_title, 'node/'. $node->organization_nid),
    '#weight' => -3,
  );

  $node->content['stormperson_fullname'] = array(
    '#prefix' => '<div id="stormperson_fullname">',
    '#suffix' => '</div>',
    '#value' => t('Fullname') .' : '. $node->fullname,
    '#weight' => -2,
  );

  $node->content['stormperson_email'] = array(
    '#prefix' => '<div id="stormperson_email">',
    '#suffix' => '</div>',
    '#value' => t('Email') .' : '. l($node->email, 'mailto:'. $node->email, array(), NULL, NULL, TRUE),
    '#weight' => -1,
  );

  $node->content['stormperson_www'] = array(
    '#prefix' => '<div id="stormperson_www">',
    '#suffix' => '</div>',
    '#value' => t('WWW') .' : '. l($node->www, $node->www, array(), NULL, NULL, TRUE),
    '#weight' => 0,
  );

  $node->content['stormperson_phone'] = array(
    '#prefix' => '<div id="stormperson_phone">',
    '#suffix' => '</div>',
    '#value' => t('Phone') .' : '. $node->phone,
    '#weight' => 1,
  );

  $node->content['stormperson_im'] = array(
    '#prefix' => '<div id="stormperson_im">',
    '#suffix' => '</div>',
    '#value' => t('IM') .' : '. $node->im,
    '#weight' => 2,
  );

  return $node;
}

function _stormperson_people_access($node=NULL) {
  if ($node == NULL) return FALSE;
  if ($node->type == 'stormorganization') return TRUE;
  return FALSE;
}

function stormperson_user($type, &$edit, &$account, $category = NULL) {
  switch ($type) {
    case 'load':
      return _stormperson_user_load($account);
    case 'delete':
      return _stormperson_user_delete($account);
  }
}

function _stormperson_user_load(&$account) {
  $r = db_query("SELECT nid, organization_nid FROM {stormperson} WHERE user_uid=%d", $account->uid);
  if ($r) {
    $a = db_fetch_object($r);
    $account->stormperson_nid = $a->nid;
    $account->stormorganization_nid = $a->organization_nid;
  }
}

function _stormperson_user_delete(&$account) {
  db_query("UPDATE {stormperson} SET user_uid=NULL WHERE user_uid=%d", $account->uid);
}