views_pdf.admin.inc in Views PDF 7.3

Theme function for enhence the views admin interface vor PDF options.

File

views_pdf.admin.inc

<?php

/**
 * @file
 * Theme function for enhence the views admin interface vor PDF options.
 */

/**
 * Theme function to style the table UI in the Table Style Settings pages in the
 * view editing form.
 */
function theme_views_pdf_plugin_style_table($variables) {
  $form = $variables['form'];
  $output = drupal_render($form['description_markup']);
  $defheader = array(
    '',
    t('Header Style'),
    t('Body Style'),
    '',
  );
  $header = array(
    t('Field'),
    t('Header Style'),
    t('Body Style'),
    t('Width'),
    t('Hide if Empty'),
  );

  //$output .= print_r($variables, 1);
  $defrows = $rows = array();
  foreach (element_children($form['info']) as $id) {
    if ($id == '_default_') {
      $defrow = array();
      $defrow[] = array(
        'width' => '15%',
      );
      $defrow[] = array(
        'data' => drupal_render($form['info'][$id]['header_style']),
        'width' => '30%',
      );
      $defrow[] = array(
        'data' => drupal_render($form['info'][$id]['body_style']),
        'width' => '30%',
      );
      $defrow[] = array(
        'width' => '25%',
      );
      $defrows[] = $defrow;
    }
    else {
      $row = array();
      $row[] = array(
        'data' => drupal_render($form['info'][$id]['name']),
        'width' => '15%',
      );
      $row[] = array(
        'data' => drupal_render($form['info'][$id]['header_style']),
        'width' => '30%',
      );
      $row[] = array(
        'data' => drupal_render($form['info'][$id]['body_style']),
        'width' => '30%',
      );
      $row[] = array(
        'data' => drupal_render($form['info'][$id]['position']),
        'width' => '15%',
      );
      $row[] = array(
        'data' => drupal_render($form['info'][$id]['empty']),
        'width' => '10%',
      );
      $rows[] = $row;
    }
  }
  $table_vars = array(
    'header' => $header,
    'rows' => $rows,
    'attributes' => array(),
    'caption' => '',
    'colgroups' => array(),
    'sticky' => 0,
    'empty' => '',
  );
  $fs_columns = array(
    'element' => array(
      '#title' => t('Column specifics'),
      '#attributes' => array(
        'class' => array(
          'collapsible',
          'collapsed',
        ),
      ),
      '#children' => theme_table($table_vars),
    ),
  );

  // Use the table theme to output just a heading in consistent style.
  $table_vars['header'] = array(
    'data' => t('Column defaults'),
  );
  $table_vars['rows'] = array();
  $output .= theme_table($table_vars);

  // Table of header and body defaults.
  $table_vars['header'] = $defheader;
  $table_vars['rows'] = $defrows;
  $output .= theme_table($table_vars);

  // Table of header and body specifics in a fieldset.
  $output .= theme_fieldset($fs_columns);

  // The rest of the form.
  $output .= drupal_render_children($form);
  return $output;
}

/**
 * Return a list of available PDFs.
 *
 * Return value is a sorted array, keyed by the full name of the file,
 * values are the names without extensions.
 *
 * The PDF storage path is returned via the reference argument.
 */
function _list_pdfs(&$pdf_dir) {
  $pdf_dir = variable_get('views_pdf_template_stream', 'public://views_pdf_templates');
  $pdfs = views_pdf_get_pdf_templates();
  asort($pdfs);
  return $pdfs;
}

/**
 * Page to manage PDF templates.
 */
function views_pdf_templates($form, &$form_state) {
  $rows = array();
  foreach (_list_pdfs($pdf_dir) as $file_name => $name) {
    $rows[] = array(
      array(
        'data' => l($name, file_create_url("{$pdf_dir}/{$file_name}")),
      ),
      array(
        'data' => l(t('Delete'), "admin/structure/views/pdfs/delete/{$file_name}"),
      ),
    );
  }
  $form['decription']['#markup'] = t('<h4>The files listed and uploaded here are available as templates for use in <em>PDF Page</em> view displays.</h4>');
  $form['pdf_list']['#markup'] = theme_table(array(
    'header' => array(
      t('Template files'),
      t('Action'),
    ),
    'rows' => $rows,
    'attributes' => array(),
    'caption' => '',
    'colgroups' => array(),
    'sticky' => 0,
    'empty' => '',
  ));
  $form['template_file'] = array(
    '#type' => 'file',
    '#title' => t('Upload new template file'),
    '#description' => t('Select a PDF to upload for use as a template'),
  );
  $form['pdf_dir'] = array(
    '#type' => 'value',
    '#value' => $pdf_dir,
  );
  $form['actions'] = array(
    '#type' => 'actions',
    'submit' => array(
      '#type' => 'submit',
      '#value' => t('Upload'),
      '#submit' => array(
        'views_pdf_templates_submit',
      ),
    ),
  );
  return $form;
}

/**
 * Page to manage PDF templates.
 */
function views_pdf_templates_submit($form, &$form_state) {
  $pdf_dir = $form_state['values']['pdf_dir'];
  if (file_prepare_directory($pdf_dir, FILE_CREATE_DIRECTORY)) {
    $file = file_save_upload('template_file', array(
      'file_validate_extensions' => array(
        'pdf',
      ),
    ), $pdf_dir, FILE_EXISTS_ERROR);
    if (is_object($file)) {
      $file->status = FILE_STATUS_PERMANENT;
      file_save($file);
    }
  }
}

/**
 * Delete a PDF template.
 */
function views_pdf_template_delete($form, &$form_state, $file_name) {
  $pdfs = _list_pdfs($pdf_dir);
  if (isset($pdfs[$file_name])) {
    $form['name'] = array(
      '#type' => 'value',
      '#value' => $file_name,
    );
    $form['pdf_uri'] = array(
      '#type' => 'value',
      '#value' => "{$pdf_dir}/{$file_name}",
    );
    return confirm_form($form, t('Are you sure you want to delete the template file %name?', array(
      '%name' => $file_name,
    )), 'admin/structure/views/pdfs');
  }
}

/**
 * Submit function for delete confirmation.
 */
function views_pdf_template_delete_submit($form, &$form_state) {
  $uri = $form_state['values']['pdf_uri'];
  $files = file_load_multiple(array(), array(
    'uri' => $uri,
  ));
  if ($file = reset($files)) {
    file_delete($file);
  }
  else {

    // No file record - unmanaged?
    unlink(drupal_realpath($uri));
  }
  drupal_set_message(t('PDF template %name deleted', array(
    '%name' => $form_state['values']['name'],
  )));
  $form_state['redirect'] = 'admin/structure/views/pdfs';
}

Functions

Name	Description
theme_views_pdf_plugin_style_table	Theme function to style the table UI in the Table Style Settings pages in the view editing form.
views_pdf_templates	Page to manage PDF templates.
views_pdf_templates_submit	Page to manage PDF templates.
views_pdf_template_delete	Delete a PDF template.
views_pdf_template_delete_submit	Submit function for delete confirmation.
_list_pdfs	Return a list of available PDFs.