reg_with_pic.module in Register with Picture 6

This module allows a user picture to be uploaded at registration time.

File

reg_with_pic.module

<?php

/**
 * @file This module allows a user picture to be uploaded at registration time.
 */

/**
 * Implementation of hook_menu().
 */
function reg_with_pic_menu() {
  $items = array();
  $items['admin/settings/reg_with_pic'] = array(
    'title' => t('Reg With Pic'),
    'description' => t('Settings for the Reg With Pic module.'),
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'reg_with_pic_admin_settings',
    ),
    'access arguments' => array(
      'administer site configuration',
    ),
    'file' => 'reg_with_pic.admin.inc',
  );
  return $items;
}

/**
 * Implementation of hook_form_alter().
 */
function reg_with_pic_form_alter(&$form, &$form_state, $form_id) {
  if ($form_id == 'user_profile_form') {
    $form['picture']['pic_selected'] = array(
      '#type' => 'hidden',
      '#default_value' => 0,
    );
    $form['picture']['picture_upload']['#attributes']['onchange'] = "\$('#edit-pic-selected').val(1);";

    // if pic required, don't even give option to delete
    $required = variable_get('reg_with_pic_required', 0);
    if ($required) {
      unset($form['picture']['picture_delete']);
    }
  }
}

/**
 * Implementation of hook_user().
 */
function reg_with_pic_user($op, &$edit, &$user, $category = NULL) {
  if (variable_get('user_pictures', 0)) {
    switch ($op) {
      case 'register':

        // setup picture upload in registration form
        $form['#attributes']['enctype'] = 'multipart/form-data';
        $form['picture'] = array(
          '#type' => 'fieldset',
          '#title' => t('Picture'),
          '#weight' => 1,
        );
        $form['picture']['picture_upload_register'] = array(
          '#type' => 'file',
          '#title' => t('Upload picture'),
          '#description' => t('<br>Your virtual face or picture. Maximum dimensions are %dimensions and the maximum size is %size kB.', array(
            '%dimensions' => variable_get('user_picture_dimensions', '85x85'),
            '%size' => variable_get('user_picture_file_size', '30'),
          )) . ' ' . variable_get('user_picture_guidelines', ''),
        );
        $form['picture']['pic_selected'] = array(
          '#type' => 'hidden',
          '#default_value' => 0,
        );

        //
        $form['picture']['picture_upload_register']['#attributes']['onchange'] = "\$('#edit-pic-selected').val(1);";

        // handle required picture
        $required = variable_get('reg_with_pic_required', 0);
        if ($required == 1) {

          // make the field display as if a value is required
          $form['picture']['picture_upload_register']['#required'] = TRUE;

          // trick the form into thinking there is a normal value
          $form['picture']['picture_upload_register']['#default_value'] = 0;
        }
        return $form;
        break;
      case 'validate':
        if ($category != 'account') {
          break;
        }

        // handle a required field if it was set in the admin UI
        $required = variable_get('reg_with_pic_required', 0);
        $errors = form_get_errors();

        // dynamically set the field name based on input
        if (isset($edit['picture_upload'])) {
          $form_type = 'edit';
          $pic_field = 'picture_upload';
        }
        else {
          $form_type = 'register';
          $pic_field = 'picture_upload_register';
        }

        // only attempt to validate photo if one is required, or if there are no other errors
        if ($required == 1 || count($errors) == 0) {

          // validate uploaded picture, taken from user module
          $validators = array(
            'file_validate_is_image' => array(),
            'file_validate_image_resolution' => array(
              variable_get('user_picture_dimensions', '85x85'),
            ),
            'file_validate_size' => array(
              variable_get('user_picture_file_size', '30') * 1024,
            ),
          );
          $file = file_save_upload($pic_field, $validators);
          if ($required && !$file && ($form_type == 'register' || !$user->picture)) {
            form_set_error($pic_field, t('You must select a picture.'));
          }
          elseif ($required && $file && count($errors) > 0) {
            form_set_error($pic_field, t('You must reselect your picture.'));
          }
          $edit['picture_uploaded'] = $file ? TRUE : FALSE;
        }
        else {

          // a friendly reminder to reselect your picture since the browser will clear it
          if ($edit['pic_selected'] == 1) {
            form_set_error($pic_field, t('You must reselect your picture.'));
          }
        }
        break;
      case 'insert':
        if ($edit['picture_uploaded']) {

          // file repopulates from uploadcache
          $file = file_save_upload('picture_upload_register');
          $info = image_get_info($file->filepath);

          // save picture to correct path and update the row in the user table
          $destination = variable_get('user_picture_path', 'pictures') . '/picture-' . $user->uid . '.' . $info['extension'];
          if (file_copy($file, $destination, FILE_EXISTS_REPLACE)) {
            db_query("UPDATE {users} SET picture='%s' WHERE uid=%d", $file->filepath, $user->uid);
          }
        }
        break;
    }
  }
}

/**
* Implementation of hook_avatarapproval().
*/
function reg_with_pic_avatarapproval($form, $form_state) {
  return array(
    'user_register' => array(
      // Specifies which user submitted avatar belongs to
      'avatar_owner' => user_load(array(
        "name" => $form['#post']['name'],
      )),
      // Field of the avatar picture upload
      'upload_field' => 'picture_upload_register',
      // If set, decide if to hook in as last (TRUE) or first (FALSE, default) submit handler
      // NOTE: in this case we need the user module to create the user before avatarapproval hooks in,
      // so we set as late submit handler to true
      'late_submit_handler' => TRUE,
    ),
  );
}

Functions

Name	Description
reg_with_pic_avatarapproval	Implementation of hook_avatarapproval().
reg_with_pic_form_alter	Implementation of hook_form_alter().
reg_with_pic_menu	Implementation of hook_menu().
reg_with_pic_user	Implementation of hook_user().