<?php

// $Id: profile.pages.inc,v 1.2 2007/12/08 14:06:22 goba Exp $

/**

 * @file

 * User page callbacks for the profile module.

 */

/**

 * Menu callback; display a list of user information.

 */

function profile_browse() {

  // Ensure that the path is converted to 3 levels always.

  list(, $name, $value) = array_pad(explode('/', $_GET['q'], 3), 3, '');

  $field = db_fetch_object(db_query("SELECT DISTINCT(fid), type, title, page, visibility FROM {profile_fields} WHERE name = '%s'", $name));

  if ($name && $field->fid) {

    // Only allow browsing of fields that have a page title set.

    if (empty($field->page)) {

      drupal_not_found();

      return;

    }

    // Do not allow browsing of private and hidden fields by non-admins.

    if (!user_access('administer users') && ($field->visibility == PROFILE_PRIVATE || $field->visibility == PROFILE_HIDDEN)) {

      drupal_access_denied();

      return;

    }

    // Compile a list of fields to show.

    $fields = array();

    $result = db_query('SELECT name, title, type, weight, page FROM {profile_fields} WHERE fid != %d AND visibility = %d ORDER BY weight', $field->fid, PROFILE_PUBLIC_LISTINGS);

    while ($record = db_fetch_object($result)) {

      $fields[] = $record;

    }

    // Determine what query to use:

    $arguments = array($field->fid);

    switch ($field->type) {

      case 'checkbox':

        $query = 'v.value = 1';

        break;

      case 'textfield':

      case 'selection':

        $query = "v.value = '%s'";

        $arguments[] = $value;

        break;

      case 'list':

        $query = "v.value LIKE '%%%s%%'";

        $arguments[] = $value;

        break;

      default:

        drupal_not_found();

        return;

    }

    // Extract the affected users:

    $result = pager_query("SELECT u.uid, u.access FROM {users} u INNER JOIN {profile_values} v ON u.uid = v.uid WHERE v.fid = %d AND $query AND u.access != 0 AND u.status != 0 ORDER BY u.access DESC", 20, 0, NULL, $arguments);

    $content = '';

    while ($account = db_fetch_object($result)) {

      $account = user_load(array('uid' => $account->uid));

      $profile = _profile_update_user_fields($fields, $account);

      $content .= theme('profile_listing', $account, $profile);

    }

    $output = theme('profile_wrapper', $content);

    $output .= theme('pager', NULL, 20);

    if ($field->type == 'selection' || $field->type == 'list' || $field->type == 'textfield') {

      $title = strtr(check_plain($field->page), array('%value' => theme('placeholder', $value)));

    }

    else {

      $title = check_plain($field->page);

    }

    drupal_set_title($title);

    return $output;

  }

  else if ($name && !$field->fid) {

    drupal_not_found();

  }

  else {

    // Compile a list of fields to show.

    $fields = array();

    $result = db_query('SELECT name, title, type, weight, page FROM {profile_fields} WHERE visibility = %d ORDER BY category, weight', PROFILE_PUBLIC_LISTINGS);

    while ($record = db_fetch_object($result)) {

      $fields[] = $record;

    }

    // Extract the affected users:

    $result = pager_query('SELECT uid, access FROM {users} WHERE uid > 0 AND status != 0 AND access != 0 ORDER BY access DESC', 20, 0, NULL);

    $content = '';

    while ($account = db_fetch_object($result)) {

      $account = user_load(array('uid' => $account->uid));

      $profile = _profile_update_user_fields($fields, $account);

      $content .= theme('profile_listing', $account, $profile);

    }

    $output = theme('profile_wrapper', $content);

    $output .= theme('pager', NULL, 20);

    drupal_set_title(t('User list'));

    return $output;

  }

}

/**

 * Callback to allow autocomplete of profile text fields.

 */

function profile_autocomplete($field, $string) {

  $matches = array();

  if (db_result(db_query("SELECT COUNT(*) FROM {profile_fields} WHERE fid = %d AND autocomplete = 1", $field))) {

    $result = db_query_range("SELECT value FROM {profile_values} WHERE fid = %d AND LOWER(value) LIKE LOWER('%s%%') GROUP BY value ORDER BY value ASC", $field, $string, 0, 10);

    while ($data = db_fetch_object($result)) {

      $matches[$data->value] = check_plain($data->value);

    }

  }

  drupal_json($matches);

}