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i18nprofile.module in Internationalization 5.3

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i18nprofile/i18nprofile.module
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<?php

/**
 * Internationalization (i18n) submodule: Profile translation
 * 
 * Allows translation of profile categories and fields
 *
 * @author Jose A. Reyero, 2006
 *
 */

/**
 * Implementation of hook_help()
 */
function i18nprofile_help($section = 'admin/help#i18nmenu') {
  switch ($section) {
    case 'admin/modules#description':
      return t('Supports translation for profile module field names and descriptions.');
  }
}

/**
 * Implementation of hook_menu().
 */
function i18nprofile_menu($may_cache) {
  $items = array();
  if ($may_cache) {
    $items[] = array(
      'path' => 'admin/user/profile/default',
      'title' => t('profile'),
      'type' => MENU_DEFAULT_LOCAL_TASK,
      'callback' => 'i18nprofile_translation',
    );
    $items[] = array(
      'path' => 'admin/user/profile/translation',
      'title' => t('translation'),
      'type' => MENU_LOCAL_TASK,
      'callback' => 'i18nprofile_translation',
    );
  }
  return $items;
}

/**
 * Implementation of hook_user().
 */
function i18nprofile_user($type, &$edit, &$user, $category = NULL) {
  switch ($type) {
    case 'view':

      // return i18nprofile_view_profile($user);
      break;
    case 'categories':
      return i18nprofile_categories();
      break;
    case 'form':
      break;
  }
}

/**
 * Implementation of hook_profile_alter()
 */
function i18nprofile_profile_alter($account, &$fields) {

  // var_dump($fields['Personal information']);
  // Remove translated categories
  $categories = i18nprofile_categories(TRUE);
  foreach ($categories as $category => $translation) {

    // Translate field titles and names
    $i18nfields = i18nprofile_fields($category);
    foreach ($i18nfields as $name => $field) {
      if (isset($fields[$category][$name])) {
        if ($field->title) {
          $fields[$category][$name]['title'] = $field->title;
        }
        if ($field->type == 'selection' && ($options = unserialize($field->options))) {
          $value = $fields[$category][$name]['value'];
          $fields[$category][$name]['value'] = isset($options[$value]) ? $options[$value] : $value;
        }
      }
    }
    if ($translation && $category != $translation && isset($fields[$category])) {
      $fields[$translation] = $fields[$category];
      unset($fields[$category]);
    }
  }
}

/**
 * Implementation of hook_form_alter()
 */
function i18nprofile_form_alter($form_id, &$form) {
  if ($form_id == 'user_edit' && ($category = $form['_category']['#value'])) {

    //drupal_set_message("DEBUG:i18nprofile_form_alter, form_id=$form_id, category=$category");
    i18nprofile_form_translate($form_id, $form, $category);
  }
  elseif ($form_id == 'user_register') {
    i18nprofile_form_translate_all($form_id, $form);
  }
}

/**
 * Show user profile with translated fields and categories
 * 
 * From profile_view_profile, rewritten for translations
 */
function i18nprofile_view_profile($user) {
  $language = i18n_get_lang();
  profile_load_profile($user);

  // Show private fields to administrators and people viewing their own account.
  if (user_access('administer users') || $GLOBALS['user']->uid == $user->uid) {
    $result = db_query("SELECT p.*, t.title AS translation_title, t.options AS translation_options FROM {profile_fields} p LEFT JOIN {i18n_profile_fields} t ON p.fid = t.fid AND t.language = '%s' WHERE p.visibility != %d ORDER BY p.category, p.weight", $language, PROFILE_HIDDEN);
  }
  else {
    $result = db_query("SELECT p.*, t.title AS translation_title, t.options AS translation_options FROM {profile_fields} p LEFT JOIN {i18n_profile_fields} t ON p.fid = t.fid AND t.language = '%s' WHERE visibility != %d AND visibility != %d ORDER BY category, weight", $language, PROFILE_PRIVATE, PROFILE_HIDDEN);
  }
  $translation = i18nprofile_categories(TRUE);
  while ($field = db_fetch_object($result)) {
    if ($value = profile_view_field($user, $field)) {
      $description = $field->visibility == PROFILE_PRIVATE ? t('The content of this field is private and only visible to yourself.') : '';
      $title = $field->translation_title ? $field->translation_title : $field->title;
      $title = $field->type != 'checkbox' ? check_plain($title) : NULL;
      if ($field->type == 'selection' && ($options = unserialize($field->translation_options))) {
        $value = isset($options[$value]) ? $options[$value] : $value;
      }
      $item = array(
        'title' => $title,
        'value' => $value,
        'class' => $field->name,
        'weight' => $field->weight,
      );
      if ($category = $translation[check_plain($field->category)]) {
        $fields[$category][] = $item;
      }
      else {
        $fields[$field->category][] = $item;
      }
    }
  }
  return $fields;
}

/**
 * Translate form fields for a given category
 */
function i18nprofile_form_translate($form_id, &$form, $category) {

  // Translate category fieldset
  $categories = i18nprofile_categories(TRUE);
  if (isset($categories[$category])) {
    $form[$category]['#title'] = $categories[$category];
  }

  // Translate field titles and names
  $fields = i18nprofile_fields($category);
  foreach ($fields as $name => $field) {
    if (isset($form[$category][$name])) {
      if ($field->title) {
        $form[$category][$name]['#title'] = $field->title;
      }
      if ($field->explanation) {
        $form[$category][$name]['#description'] = $field->explanation;
      }
      if ($form[$category][$name]['#type'] == 'select' && ($options = unserialize($field->options))) {
        $form[$category][$name]['#options'] = $options;
      }
    }
  }
}

/**
 * Translate form fields for all categories
 * 
 * This is useful when we don't know which categories we have, like in the user register form
 */
function i18nprofile_form_translate_all($form_id, &$form) {
  $categories = profile_categories();
  if (is_array($categories)) {
    foreach ($categories as $category) {
      if (isset($form[$category['name']])) {
        i18nprofile_form_translate($form_id, $form, $category['name']);
      }
    }
  }
}

/**
 * Menu callback: profile translations
 */
function i18nprofile_translation($type = NULL, $id = NULL, $language = NULL) {
  if ($type == 'field' && $id && $language && ($field = db_fetch_object(db_query("SELECT * FROM {profile_fields} WHERE fid='%d'", $id)))) {
    return drupal_get_form('i18nprofile_translation_field', $field, $language);
  }
  elseif ($type == 'category' && $id) {
    return drupal_get_form('i18nprofile_translation_category', $id);
  }
  else {
    return i18nprofile_translation_overview();
  }
}

/**
 * Form to translate category names
 */
function i18nprofile_translation_category($lang) {
  $categories = profile_categories();
  foreach ($categories as $category) {
    $source[drupal_urlencode($category['name'])] = $category['title'];
  }
  $languages = i18n_supported_languages();
  $language = $languages[$lang];
  $translation = variable_get('i18nprofile_' . $lang, array());
  $form['language'] = array(
    '#type' => 'value',
    '#value' => $lang,
  );
  $form['translation'] = array(
    '#type' => 'fieldset',
    '#title' => $language,
    '#tree' => TRUE,
  );
  foreach ($categories as $category) {
    $form['translation'][$category['name']] = array(
      '#type' => 'textfield',
      '#title' => $category['title'],
      '#default_value' => $translation[$category['name']],
    );
  }
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save'),
  );
  return $form;
}

/**
 * Processs category translations
 */
function i18nprofile_translation_category_submit($form_id, $form_values) {
  $lang = $form_values['language'];
  $data = $form_values['translation'];
  $translation = array();
  foreach ($data as $key => $value) {
    if ($key && $value) {
      $translation[$key] = $value;
    }
  }
  variable_set('i18nprofile_' . $lang, $translation);

  //return 'admin/settings/profile/translation';
}

/**
 * Overview profile translations
 */
function i18nprofile_translation_overview($lang_curr = 'en') {
  $path = 'admin/user/profile/translation';

  // Get languages and remove english from the list
  $languages = i18n_supported_languages();
  if ($lang_curr == 'en') {
    unset($languages['en']);
  }
  else {
    foreach ($languages as $key => $name) {
      if ($key != $lang_curr) {
        unset($languages[$key]);
      }
    }
  }
  $destination = drupal_get_destination();

  // Categories
  $output .= '<h2>' . t('Categories') . "</h2>\n";
  $categories = profile_categories();
  $translations = array();
  foreach ($languages as $key => $name) {
    $translations[$key] = variable_get('i18nprofile_' . $key, array());
  }
  foreach ($categories as $category) {
    $row = array(
      $category['title'],
    );

    //English name
    $cat = $category['name'];
    foreach ($languages as $key => $name) {
      if (isset($translations[$key][$cat])) {
        $row[] = l($translations[$key][$cat], "{$path}/category/{$key}", array(), $destination);
      }
      else {
        $row[] = '-- ' . l(t('add'), "{$path}/category/{$key}", array(), $destination);
      }
    }
    $rows[] = $row;
  }
  $header = array(
    t('English'),
  ) + $languages;
  $output .= theme('table', $header, $rows);

  // Fields
  $output .= '<h2>' . t('Fields') . "</h2>\n";
  $result = db_query('SELECT * FROM {i18n_profile_fields}');
  $translations = array();
  while ($field = db_fetch_object($result)) {
    $translations[$field->fid][$field->language] = check_plain($field->title);
  }

  // Fetch fields and prepare data
  $result = db_query('SELECT * FROM {profile_fields} ORDER BY category, weight');
  $rows = array();
  $rows = array();
  while ($field = db_fetch_object($result)) {
    $row = array(
      $field->name,
      $field->category,
      check_plain($field->title),
    );
    foreach ($languages as $key => $name) {
      if (isset($translations[$field->fid][$key])) {
        $row[] = l($translations[$field->fid][$key], "{$path}/field/{$field->fid}/{$key}", array(), $destination);
      }
      else {
        $row[] = '-- ' . l(t('add'), "{$path}/field/{$field->fid}/{$key}", array(), $destination);
      }
    }
    $rows[] = $row;
  }
  if (count($rows) == 0) {
    $rows[] = array(
      array(
        'data' => t('No fields defined.'),
        'colspan' => 3 + count($languages),
      ),
    );
  }
  $header = array(
    t('Name'),
    t('Category'),
    t('English'),
  ) + $languages;
  $output .= theme('table', $header, $rows);
  return $output;
}

/**
 * Form to translate profile field
 */
function i18nprofile_translation_field($field, $language) {
  $translation = db_fetch_object(db_query("SELECT * FROM {i18n_profile_fields} WHERE fid=%d AND language='%s'", $field->fid, $language));
  $languages = i18n_supported_languages();
  if ($translation) {
    drupal_set_title("Edit profile field translation");
    $form['current'] = array(
      '#type' => 'value',
      '#value' => $translation,
    );
  }
  else {
    drupal_set_title("Create profile field translation");
    $translation = $field;
  }
  $form['source'] = array(
    '#type' => 'value',
    '#value' => $field,
  );
  $form['fields'] = array(
    '#type' => 'fieldset',
    '#title' => t('Source field'),
  );
  $form['fields']['title'] = array(
    '#type' => 'item',
    '#title' => t('Title'),
    '#value' => $field->title,
  );
  $form['fields']['name'] = array(
    '#type' => 'item',
    '#title' => t('Form name'),
    '#value' => $field->name,
  );
  $form['fields']['category'] = array(
    '#type' => 'item',
    '#title' => t('Category'),
    '#value' => $field->category,
  );
  $form['translation'] = array(
    '#type' => 'fieldset',
    '#tree' => TRUE,
    '#title' => t('%language_name translation', array(
      '%language_name' => $languages[$language],
    )),
  );
  $form['translation']['language'] = array(
    '#type' => 'value',
    '#value' => $language,
  );
  $form['translation']['fid'] = array(
    '#type' => 'value',
    '#value' => $translation->fid,
  );
  $form['translation']['title'] = array(
    '#type' => 'textfield',
    '#title' => t('Title'),
    '#default_value' => $translation->title,
    '#description' => t('The title of the new field. The title will be shown to the user. An example title is "Favorite color".'),
    '#required' => TRUE,
  );
  $form['translation']['explanation'] = array(
    '#type' => 'textarea',
    '#title' => t('Explanation'),
    '#default_value' => $translation->explanation,
    '#description' => t('An optional explanation to go with the new field. The explanation will be shown to the user.'),
  );
  if ($field->type == 'selection') {
    $form['translation']['options'] = array(
      '#type' => 'fieldset',
      '#tree' => TRUE,
      '#title' => t('Selection options'),
      '#description' => t('A list of all options. You need to update this translation when you change the options in the original language.'),
    );
    $options = unserialize($translation->options);
    $lines = split("[,\n\r]", $field->options);
    foreach ($lines as $line) {
      if ($line = trim($line)) {
        $form['translation']['options'][$line] = array(
          '#type' => 'textfield',
          '#title' => $line,
          '#default_value' => $options[$line],
        );
      }
    }
  }
  if ($field->type == 'selection' || $field->type == 'list' || $field->type == 'textfield') {
    $form['translation']['page'] = array(
      '#type' => 'textfield',
      '#title' => t('Page title'),
      '#default_value' => $translation->page,
      '#description' => t('To enable browsing this field by value, enter a title for the resulting page. The word <code>%value</code> will be substituted with the corresponding value. An example page title is "People whose favorite color is %value". This is only applicable for a public field.'),
    );
  }
  else {
    if ($field->type == 'checkbox') {
      $form['translation']['page'] = array(
        '#type' => 'textfield',
        '#title' => t('Page title'),
        '#default_value' => $translation->page,
        '#description' => t('To enable browsing this field by value, enter a title for the resulting page. An example page title is "People who are employed". This is only applicable for a public field.'),
      );
    }
  }
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save field'),
  );
  return $form;
}

/**
 * Save profile field translation
 */
function i18nprofile_translation_field_submit($form_id, $form_values) {
  $field = $form_values['source'];
  $values = $form_values['translation'];
  $values['options'] = $values['options'] && $field->type == 'selection' ? serialize($values['options']) : '';
  if (!isset($form_values['current'])) {
    db_query("INSERT INTO {i18n_profile_fields} (fid, language, title,  explanation, options, page) VALUES (%d, '%s', '%s', '%s', '%s', '%s')", $field->fid, $values['language'], $values['title'], $values['explanation'], $values['options'], $values['page']);
    drupal_set_message(t('The field translation has been created.'));
  }
  else {
    db_query("UPDATE {i18n_profile_fields} SET title = '%s', explanation = '%s', options = '%s', page = '%s' WHERE fid = %d AND language = '%s'", $values['title'], $values['explanation'], $values['options'], $values['page'], $values['fid'], $values['language']);
    drupal_set_message(t('The profile field translation has been updated.'));
  }
  cache_clear_all();

  // return 'admin/settings/profile/translation';
}

/**
 * Returns translated categories
 * 
 * Note: weight must be minor than profile module's for them to be added first
 * 
 * @param $getraw
 * 	 Return the raw array of translations
 */
function i18nprofile_categories($getraw = FALSE) {
  $language = i18n_get_lang();
  if ($translation = variable_get('i18nprofile_' . $language, 0)) {
    if ($getraw) {
      return $translation;
    }
    foreach ($translation as $name => $value) {
      $categories[] = array(
        'name' => $name,
        'title' => $value,
        'weight' => 2,
      );
    }
    return $categories;
  }
  else {
    return array();
  }
}

/**
 * Returns field translations
 */
function i18nprofile_fields($category) {
  static $_fields;
  $language = i18n_get_lang();
  if (!isset($_fields[$category])) {
    $_fields[$category] = array();

    // Some special categories
    $result = db_query("SELECT p.name, p.type, t.* FROM {profile_fields} p INNER JOIN {i18n_profile_fields} t ON p.fid = t.fid WHERE LOWER(p.category) = LOWER('%s') AND t.language='%s'", $category, $language);
    while ($field = db_fetch_object($result)) {
      $_fields[$category][$field->name] = $field;
    }
  }
  return $_fields[$category];
}

/*
CREATE TABLE `i18n_profile_fields` (
  `fid` int(10) NOT NULL,
  `language` varchar(10) NOT NULL default '',
  `title` varchar(255) default '',
  `explanation` text,
  `page` varchar(255) default '',
  `options` text,
  PRIMARY KEY  (`fid`, `language`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8

UPDATE system SET weight = 1 WHERE type='module' AND name='i18nprofile';
*/

Functions

Namesort descending Description
i18nprofile_categories Returns translated categories
i18nprofile_fields Returns field translations
i18nprofile_form_alter Implementation of hook_form_alter()
i18nprofile_form_translate Translate form fields for a given category
i18nprofile_form_translate_all Translate form fields for all categories
i18nprofile_help Implementation of hook_help()
i18nprofile_menu Implementation of hook_menu().
i18nprofile_profile_alter Implementation of hook_profile_alter()
i18nprofile_translation Menu callback: profile translations
i18nprofile_translation_category Form to translate category names
i18nprofile_translation_category_submit Processs category translations
i18nprofile_translation_field Form to translate profile field
i18nprofile_translation_field_submit Save profile field translation
i18nprofile_translation_overview Overview profile translations
i18nprofile_user Implementation of hook_user().
i18nprofile_view_profile Show user profile with translated fields and categories