dynamic_block.module

<?php

/**
 * Implements hook_menu().
 */
function dynamic_block_menu() {
  $items['admin/structure/block/dynamic_block'] = array(
    'title'            => 'Setting dynamic block',
    'page callback'    => 'drupal_get_form',
    'page arguments'   => array('dynamic_block_setting_form'),
    'access arguments' => array('administer site configuration'),
    'file'             => 'dynamic_block.form.inc',
  );

  $items['admin/structure/block/dynamic_block/%/change'] = array(
    'title'            => 'Change setting dynamic block',
    'page callback'    => 'drupal_get_form',
    'page arguments'   => array('dynamic_block_change_setting_form', 4),
    'access arguments' => array('administer site configuration'),
    'file'             => 'dynamic_block.form.inc',
  );

  return $items;
}

/**
 * Implements hook_block_info().
 */
function dynamic_block_block_info() {
  $blocks['dynamic-block-header'] = array(
    'info' => t('dynamick block (header)'),
  );
  $blocks['dynamic-block-footer'] = array(
    'info' => t('dynamick block (footer)'),
  );
  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function dynamic_block_block_view($delta = '') {
  $block = array();

  if ($delta == 'dynamic-block-header') {
    $block['subject'] = t('Title dynamic block header');
    $block['content'] = t('Hi selected setting denamic block!');
  }

  if ($delta == 'dynamic-block-footer') {
    $block['subject'] = t('Title dynamic block footer');
    $block['content'] = t('Hi selected setting denamic block!');
  }
  return $block;
}

/**
 * get all blocks
 * dynamic_block_get_all_blocks.
 *
 * @return array
 */
function dynamic_block_get_all_blocks() {
  $vars = array('none' => t('Not selected'));
  module_load_include('inc', 'block', 'block.admin');
  global $theme_key;
  $blocks = block_admin_display_prepare_blocks($theme_key);
  if ($blocks) {
    foreach ($blocks as $block) {
      $vars[$block['module'] . '-' . $block['delta']] = $block['info'] . ' | ' . $block['module'] . ' - ' . $block['delta'];
    }
  }
  return $vars;
}

/**
 * get settings vars
 * dynamic_block_get_settings_vars.
 *
 * @return array
 */
function dynamic_block_get_settings_vars() {
  $vars = variable_get('dynamic_block_setting_vars', array());
  $options = array();
  foreach ($vars as $key => $var) {
    $options[$key] = array(
      'url'     => $var['url'],
      'body'    => dynamic_block_get_render_body($var),
      'actions' => '<a href="' . $GLOBALS['base_url'] . '/admin/structure/block/dynamic_block/' . $key . '/change">Изменить</a>',
    );
  }
  return $options;
}

/**
 * get body text for table
 *
 * @param $var
 *
 * @return string
 */
function dynamic_block_get_render_body($var) {
  $output = '<div id="body_header"><label for="body_header">Dynamic block header</label>' . substr(strip_tags($var['body_header']['value']), 0, 20) . '</div>'
    . '<div id="body_header"><label for="body_header">Dynamic block footer</label>' . substr(strip_tags($var['body_footer']['value']), 0, 20) . '</div>';
  return $output;
}

/**
 * Implements hook_block_view_alter()
 */
function dynamic_block_block_view_alter(&$data, $block) {
  if ($block->module == 'dynamic_block') {
    $data['content'] = '';
    $current_path = current_path();
    $options = variable_get('dynamic_block_setting_vars', array());
    if (!empty($options)) {
      foreach ($options as $option) {
        $urls = explode(', ', $option['url']);
        foreach ($urls as $url) {
          $page = (isset($_GET['page'])) ? $_GET['page'] : 0;
          if ($url == $current_path && $page < 1) {
            if ($block->delta == 'dynamic-block-header') {
              $body = check_markup($option['body_header']['value'], $option['body_header']['format']);
            }
            elseif ($block->delta == 'dynamic-block-footer') {
              $body = check_markup($option['body_footer']['value'], $option['body_footer']['format']);
            }
            $data['content'] = render($body);
          }
        }
      }
    }
  }
}