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   1  <?php
   2  // $Id: upload.admin.inc,v 1.7 2008/01/10 20:22:57 goba Exp $
   3  
   4  /**
   5   * Form API callback to validate the upload settings form.
   6   */
   7  function upload_admin_settings_validate($form, &$form_state) {
   8    if (($form_state['values']['upload_max_resolution'] != '0')) {
   9      if (!preg_match('/^[0-9]+x[0-9]+$/', $form_state['values']['upload_max_resolution'])) {
  10        form_set_error('upload_max_resolution', t('The maximum allowed image size expressed as WIDTHxHEIGHT (e.g. 640x480). Set to 0 for no restriction.'));
  11      }
  12    }
  13  
  14    $default_uploadsize = $form_state['values']['upload_uploadsize_default'];
  15    $default_usersize = $form_state['values']['upload_usersize_default'];
  16  
  17    $exceed_max_msg = t('Your PHP settings limit the maximum file size per upload to %size.', array('%size' => format_size(file_upload_max_size()))) .'<br/>';
  18    $more_info = t("Depending on your server environment, these settings may be changed in the system-wide php.ini file, a php.ini file in your Drupal root directory, in your Drupal site's settings.php file, or in the .htaccess file in your Drupal root directory.");
  19  
  20    if (!is_numeric($default_uploadsize) || ($default_uploadsize <= 0)) {
  21      form_set_error('upload_uploadsize_default', t('The %role file size limit must be a number and greater than zero.', array('%role' => t('default'))));
  22    }
  23    if (!is_numeric($default_usersize) || ($default_usersize <= 0)) {
  24      form_set_error('upload_usersize_default', t('The %role file size limit must be a number and greater than zero.', array('%role' => t('default'))));
  25    }
  26    if ($default_uploadsize * 1024 * 1024 > file_upload_max_size()) {
  27      form_set_error('upload_uploadsize_default', $exceed_max_msg . $more_info);
  28      $more_info = '';
  29    }
  30    if ($default_uploadsize > $default_usersize) {
  31      form_set_error('upload_uploadsize_default', t('The %role maximum file size per upload is greater than the total file size allowed per user', array('%role' => t('default'))));
  32    }
  33  
  34    foreach ($form_state['values']['roles'] as $rid => $role) {
  35      $uploadsize = $form_state['values']['upload_uploadsize_'. $rid];
  36      $usersize = $form_state['values']['upload_usersize_'. $rid];
  37  
  38      if (!is_numeric($uploadsize) || ($uploadsize <= 0)) {
  39        form_set_error('upload_uploadsize_'. $rid, t('The %role file size limit must be a number and greater than zero.', array('%role' => $role)));
  40      }
  41      if (!is_numeric($usersize) || ($usersize <= 0)) {
  42        form_set_error('upload_usersize_'. $rid, t('The %role file size limit must be a number and greater than zero.', array('%role' => $role)));
  43      }
  44      if ($uploadsize * 1024 * 1024 > file_upload_max_size()) {
  45        form_set_error('upload_uploadsize_'. $rid, $exceed_max_msg . $more_info);
  46        $more_info = '';
  47      }
  48      if ($uploadsize > $usersize) {
  49        form_set_error('upload_uploadsize_'. $rid, t('The %role maximum file size per upload is greater than the total file size allowed per user', array('%role' => $role)));
  50      }
  51    }
  52  }
  53  
  54  /**
  55   * Menu callback for the upload settings form.
  56   */
  57  function upload_admin_settings() {
  58    $upload_extensions_default = variable_get('upload_extensions_default', 'jpg jpeg gif png txt doc xls pdf ppt pps odt ods odp');
  59    $upload_uploadsize_default = variable_get('upload_uploadsize_default', 1);
  60    $upload_usersize_default = variable_get('upload_usersize_default', 1);
  61  
  62    $form['settings_general'] = array(
  63      '#type' => 'fieldset',
  64      '#title' => t('General settings'),
  65      '#collapsible' => TRUE,
  66    );
  67    $form['settings_general']['upload_max_resolution'] = array(
  68      '#type' => 'textfield',
  69      '#title' => t('Maximum resolution for uploaded images'),
  70      '#default_value' => variable_get('upload_max_resolution', 0),
  71      '#size' => 15,
  72      '#maxlength' => 10,
  73      '#description' => t('The maximum allowed image size (e.g. 640x480). Set to 0 for no restriction. If an <a href="!image-toolkit-link">image toolkit</a> is installed, files exceeding this value will be scaled down to fit.', array('!image-toolkit-link' => url('admin/settings/image-toolkit'))),
  74      '#field_suffix' => '<kbd>'. t('WIDTHxHEIGHT') .'</kbd>'
  75    );
  76    $form['settings_general']['upload_list_default'] = array(
  77      '#type' => 'select',
  78      '#title' => t('List files by default'),
  79      '#default_value' => variable_get('upload_list_default', 1),
  80      '#options' => array(0 => t('No'), 1 => t('Yes')),
  81      '#description' => t('Display attached files when viewing a post.'),
  82    );
  83  
  84    $form['settings_general']['upload_extensions_default'] = array(
  85      '#type' => 'textfield',
  86      '#title' => t('Default permitted file extensions'),
  87      '#default_value' => $upload_extensions_default,
  88      '#maxlength' => 255,
  89      '#description' => t('Default extensions that users can upload. Separate extensions with a space and do not include the leading dot.'),
  90    );
  91    $form['settings_general']['upload_uploadsize_default'] = array(
  92      '#type' => 'textfield',
  93      '#title' => t('Default maximum file size per upload'),
  94      '#default_value' => $upload_uploadsize_default,
  95      '#size' => 5,
  96      '#maxlength' => 5,
  97      '#description' => t('The default maximum file size a user can upload. If an image is uploaded and a maximum resolution is set, the size will be checked after the file has been resized.'),
  98      '#field_suffix' => t('MB'),
  99    );
 100    $form['settings_general']['upload_usersize_default'] = array(
 101      '#type' => 'textfield',
 102      '#title' => t('Default total file size per user'),
 103      '#default_value' => $upload_usersize_default,
 104      '#size' => 5,
 105      '#maxlength' => 5,
 106      '#description' => t('The default maximum size of all files a user can have on the site.'),
 107      '#field_suffix' => t('MB'),
 108    );
 109  
 110    $form['settings_general']['upload_max_size'] = array('#value' => '<p>'. t('Your PHP settings limit the maximum file size per upload to %size.', array('%size' => format_size(file_upload_max_size()))) .'</p>');
 111  
 112    $roles = user_roles(FALSE, 'upload files');
 113    $form['roles'] = array('#type' => 'value', '#value' => $roles);
 114  
 115    foreach ($roles as $rid => $role) {
 116      $form['settings_role_'. $rid] = array(
 117        '#type' => 'fieldset',
 118        '#title' => t('Settings for @role', array('@role' => $role)),
 119        '#collapsible' => TRUE,
 120        '#collapsed' => TRUE,
 121      );
 122      $form['settings_role_'. $rid]['upload_extensions_'. $rid] = array(
 123        '#type' => 'textfield',
 124        '#title' => t('Permitted file extensions'),
 125        '#default_value' => variable_get('upload_extensions_'. $rid, $upload_extensions_default),
 126        '#maxlength' => 255,
 127        '#description' => t('Extensions that users in this role can upload. Separate extensions with a space and do not include the leading dot.'),
 128      );
 129      $form['settings_role_'. $rid]['upload_uploadsize_'. $rid] = array(
 130        '#type' => 'textfield',
 131        '#title' => t('Maximum file size per upload'),
 132        '#default_value' => variable_get('upload_uploadsize_'. $rid, $upload_uploadsize_default),
 133        '#size' => 5,
 134        '#maxlength' => 5,
 135        '#description' => t('The maximum size of a file a user can upload. If an image is uploaded and a maximum resolution is set, the size will be checked after the file has been resized.'),
 136        '#field_suffix' => t('MB'),
 137      );
 138      $form['settings_role_'. $rid]['upload_usersize_'. $rid] = array(
 139        '#type' => 'textfield',
 140        '#title' => t('Total file size per user'),
 141        '#default_value' => variable_get('upload_usersize_'. $rid, $upload_usersize_default),
 142        '#size' => 5,
 143        '#maxlength' => 5,
 144        '#description' => t('The maximum size of all files a user can have on the site.'),
 145        '#field_suffix' => t('MB'),
 146      );
 147    }
 148  
 149    $form['#validate'] = array('upload_admin_settings_validate');
 150  
 151    return system_settings_form($form);
 152  }