images.previewlist.image.inc in Image FUpload 6.3

File

includes/images.previewlist.image.inc

<?php

/**
 * @file
 */

/*
 * Provide a list (queue) of uploaded images; all captions can be edited at the same time
 */
function fupload_list_images_image(&$form_state, $node_type) {
  global $user;
  $count = 0;
  $node_type = str_replace("-", "_", $node_type);
  $image_node_types = variable_get('image_node_types', array());
  $type = node_get_types('type', $node_type);
  $field_name = $image_node_types[$node_type]['fieldname'];
  $field_settings = variable_get('fupload_previewlist_field_settings', array(
    'title' => 'Title',
    'body' => 'Body',
  ));
  $result = db_query("SELECT nid, title FROM {node} WHERE type = '%s' AND uid = %d AND status = '0' AND created > %d", $node_type, $user->uid, time() - 86400);

  // only entries which are one day or newer
  while ($node = db_fetch_object($result)) {
    $count += 1;

    // Get all node infos, also image paths
    $node_image = node_load($node->nid);

    // only use this image node if it was produced by image_fupload
    if ($node_image->body == image_fupload_image_status($field_name, IMAGE_NOT_COMPLETED)) {
      $image_nodes[] = $node_image->nid;
      $form[$node_image->nid] = array(
        '#type' => 'fieldset',
        '#title' => t('Image @count', array(
          '@count' => $count,
        )),
        '#collapsible' => FALSE,
        '#collapsed' => FALSE,
      );
      $form[$node_image->nid]['preview_image'] = array(
        '#prefix' => '<div class="image_fupload_preview">',
        '#value' => _fupload_imagepreview($node_image, $node_type),
        '#suffix' => '</div>',
        '#weight' => 1,
      );
      $form[$node_image->nid]['title_' . $node_image->nid] = array(
        '#type' => 'textfield',
        '#title' => check_plain($type->title_label),
        '#default_value' => isset($form_state['values']['title_' . $node_image->nid]) ? $form_state['values']['title_' . $node_image->nid] : $node_image->title,
        '#size' => 60,
        '#required' => $field_settings['title'],
        // disabled fields don't send any data via form_state [#227966] =/
        '#disabled' => !$field_settings['title'],
        '#weight' => 3,
      );
      if ($type->has_body) {
        $form[$node_image->nid]['body_' . $node_image->nid] = array(
          '#type' => 'textarea',
          '#title' => check_plain($type->body_label),
          '#default_value' => isset($form_state['values']['body_' . $node_image->nid]) ? $form_state['values']['body_' . $node_image->nid] : '',
          '#rows' => 5,
          //'#required' => ($type->min_word_count > 0),

          // will be checked later via validation hook
          '#disabled' => !$field_settings['body'],
          '#weight' => 5,
        );
        $form[$node_image->nid]['format_' . $node_image->nid] = filter_form($node_image->format, NULL, array(
          'format_' . $node_image->nid,
        ));
        $form[$node_image->nid]['format_' . $node_image->nid]['#weight'] = 6;
      }
    }
  }
  if (!empty($image_nodes)) {

    // are there any images to edit?
    $form['text'] = array(
      '#value' => t('In this step, you can edit the captions of all uploaded images. To complete this task, click the button "Done Editing" at the bottom of this page.'),
      '#weight' => -19,
    );
    $form['#redirect'] = 'node/add/' . arg(2);

    // redirect to first upload page again
    $form['field_name'] = array(
      '#type' => 'value',
      '#value' => $field_name,
    );
    $form['image_nodes'] = array(
      '#type' => 'value',
      '#value' => implode(';', $image_nodes),
    );
    $form['#validate'][] = 'fupload_list_images_image_validate';

    // some additonal validation of body field
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t('Done Editing'),
    );
  }
  else {

    // no images in queue
    $form['text'] = array(
      '#value' => t('No images yet in queue.'),
      '#weight' => -19,
    );
    drupal_set_message(t('No images have been found in queue, probably no images have been uploaded yet. Please return to !upload_page if you want to upload some images.', array(
      '!upload_page' => l(t('image upload page'), 'node/add/' . arg(2)),
    )), 'warning');
  }

  // variable_set('image_node_types', array('imagefield_bild' => array('title' => 'ImageField', 'fieldname' => 'field_imagefile', 'image_selection' => '', 'imagecache_preset' => 'fupload_preview', 'image_dimension' => '127x200')));
  return $form;
}
function fupload_list_images_image_validate($form, &$form_state) {

  // only validate body field, rest is already validated; code partially taken from function "node_validate" (D6)
  // get nids of images and start batch process (validation)
  $type = node_get_types('type', str_replace("-", "_", check_plain(arg(2))));
  $image_nids = explode(';', $form_state['values']['image_nodes']);
  for ($i = 0; $i < count($image_nids); $i++) {
    if (!empty($type->min_word_count) && isset($form_state['values']['body_' . $image_nids[$i]]) && count(explode(' ', $form_state['values']['body_' . $image_nids[$i]])) < $type->min_word_count) {
      form_set_error('body_' . $image_nids[$i], t('The body of the @img_number. image is too short. You need at least %words words.', array(
        '%words' => $type->min_word_count,
        '@img_number' => $i + 1,
      )));
    }
  }
}
function fupload_list_images_image_submit($form, &$form_state) {

  // get nids of images and start batch process (saving)
  $image_nids = explode(';', $form_state['values']['image_nodes']);

  // name of image field
  $field_name = $form_state['values']['field_name'];
  for ($i = 0; $i < count($image_nids); $i++) {

    // load full node object
    $node = node_load($image_nids[$i]);

    // new changes to node object
    $node->status = 1;

    // publish node
    $node->title = !empty($form_state['values']['title_' . $image_nids[$i]]) ? $form_state['values']['title_' . $image_nids[$i]] : $node->title;

    // work around [#227966]
    $node->body = $form_state['values']['body_' . $image_nids[$i]];
    if ($node->body == image_fupload_image_status($field_name, IMAGE_NOT_COMPLETED) || !isset($form_state['values']['body_' . $image_nids[$i]])) {

      // nothing changed ==> empty body field
      $node->body = "";
    }
    $node->teaser = node_teaser($node->body, $form_state['values']['format_' . $image_nids[$i]]);
    $node->format = $form_state['values']['format_' . $image_nids[$i]];

    // save new node object
    node_save($node);
  }
  drupal_set_message(t('All images have been saved and published.'));
  drupal_set_message(t('Additonal images can be selected and uploaded now.'));
  drupal_redirect_form($form);
}
function _fupload_imagepreview($node_image, $node_type) {
  $image_node_types = variable_get('image_node_types', array());
  $attributes = variable_get('fupload_previewlist_img_attributes', '');

  // need to split image module and other cck related imagemodules to be able to provide the right
  // preview handling
  switch ($node_type) {
    case 'image':

      // image module
      if (!empty($image_node_types['image']['imagecache_preset'])) {

        // using ImageCache
        $content = theme('imagecache', $image_node_types['image']['imagecache_preset'], $node_image->images['_original'], $node_image->title, $node_image->title, $attributes);
      }
      else {

        // using a ready-to-use Image size of Image module
        $image = $node_image->images[$image_node_types['image']['image_selection']];
        $content = theme('fupload_imagepreview_image', $image, image_get_info($image), $node_image, $attributes);
      }
      break;
    default:

      // imagefield cck module
      if (!empty($image_node_types[$node_type]['imagecache_preset'])) {

        // using ImageCache
        $field_name = $image_node_types[$node_type]['fieldname'];
        $image = $node_image->{$field_name};
        $content = theme('imagecache', $image_node_types[$node_type]['imagecache_preset'], $image[0]['filepath'], $node_image->title, $node_image->title, $attributes);
      }
      break;
  }
  return $content;
}

/**
 * Custom theme for preview image (not imagecache image)
 */
function theme_fupload_imagepreview_image($image, $image_info, $node_image, $attributes) {

  // TODO - Use theme('image') - http://api.drupal.org/api/function/theme_image/6
  $content = '<img src="' . file_create_url(file_create_path($image)) . '" width="' . $image_info['width'] . '" height="' . $image_info['height'] . '" title="' . $node_image->title . '" alt="' . $node_image->title . '" class="image_fupload_preview_image"' . (!empty($attributes) ? " " . $attributes : "") . ' />';
  return $content;
}

Functions

Name	Description
fupload_list_images_image
fupload_list_images_image_submit
fupload_list_images_image_validate
theme_fupload_imagepreview_image	Custom theme for preview image (not imagecache image)
_fupload_imagepreview