contextual_view_modes.module in Contextual View Modes 7

@author - sherakama Todo::::

4. Create global content type default settings

File

contextual_view_modes.module

<?php

/**
 * @file
 * @author - sherakama
 * Todo::::
 *
 *     4. Create global content type default settings
 *
 **/

/**
 * Implements hook_menu().
 */
function contextual_view_modes_menu() {
  $items = array();
  $items['admin/structure/cvm'] = array(
    'title' => 'Contextual View Modes',
    'description' => 'Settings and configuration options for contextual view modes',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'contextual_view_modes_settings',
    ),
    'file' => 'contextual_view_modes.admin.inc',
    'access arguments' => array(
      'administer cvm settings',
    ),
  );
  return $items;
}

/**
 * Implementation of hook_perm().
 */
function contextual_view_modes_permission() {
  return array(
    'administer cvm settings' => array(
      'title' => t('Administer Contextual View Modes'),
      'description' => t('Allow administration of contextual view mode settings'),
    ),
    'set view modes per node' => array(
      'title' => t('Contextual View Modes Per Node'),
      'description' => t('Allow changing/setting contextual view mode per node'),
    ),
  );
}

/**
 * @param  $form  The form array
 * @param $form_state  The form state
 *
 */
function contextual_view_modes_form_node_form_alter(&$form, $form_state, $form_id) {
  $lang = $form['language']['#value'];
  $enabled_types = variable_get('cvm_enabled_content_types', array());
  $type = $form['type']['#value'];

  // We only want this to show up on enabled content types
  if (!in_array($type, $enabled_types)) {
    return;
  }
  $form['contextual_display'] = array(
    '#type' => 'fieldset',
    '#title' => t('Contextual View Modes Settings'),
    '#collapsible' => TRUE,
    '#collapsed' => TRUE,
    '#access' => user_access('set view modes per node'),
    '#group' => 'additional_settings',
    '#weight' => 100,
  );

  // If there are global settings for this content type lets show the user here.
  $global_cvm = variable_get('cvm_global_content_type_modes', array());
  if (isset($global_cvm[$type])) {

    // There are global settings for this content type. Lets show the user.
    $data = array();
    foreach ($global_cvm[$type] as $context_name => $vm) {
      $data[] = t('The view mode: !vm is set for context: !c', array(
        '!vm' => "<strong>" . $vm . "</strong>",
        "!c" => "<strong>" . $context_name . "</strong>",
      ));
    }
    $form['contextual_display']['showntell'] = array(
      '#markup' => theme_item_list(array(
        'items' => $data,
        'type' => 'ul',
        'title' => t('Enabled Global Contextual View Modes'),
        'attributes' => array(),
      )),
    );
  }

  // Move all contextual view mode fields into the group.
  $fields = $form_state['field'];
  foreach ($fields as $field_name => $settings) {
    if ($settings[$lang]['field']['type'] == "cvm_field_cvm") {
      $form['contextual_display'][$field_name] = $form[$field_name];
      unset($form[$field_name]);
    }
  }
}

/**
 * Alters the build one more time to support view modes per node with contexts
 * @param  $build  The build array that drupal_render() expects
 */
function contextual_view_modes_node_view_alter(&$build) {
  if (module_exists('context_mobile_detect')) {
    context_mobile_detect_context_page_condition();
  }

  // Only work with nodes when on page view.
  $a0 = arg(0);
  $a1 = arg(1);
  if ($a0 !== "node" || !is_numeric($a1)) {
    return;
  }

  // Get current node.
  $node = $build['#node'];

  // Skip if this is a node reference field, and not the main node.
  if ($node->nid != $a1) {
    return;
  }

  // To avoid an endless loop do this vvvvvv.
  static $call_once;
  $call_once++;
  if ($call_once >= 2) {
    return;
  }

  // If v is not set then we want to run our version of ds_extras display switch.
  if (isset($_GET['v'])) {

    // V is set. Dont eff with that.
    return;
  }

  // Check for the cvm field.
  if (!isset($node->{CVM_FIELD_NAME})) {
    return;
  }

  // Get all of the contexts that have a match.
  $contexts = context_active_contexts();

  // Loop through each context and see if this node has a view mode assigned
  // to a valid context.
  foreach ($contexts as $context_name => $context) {

    // Avoid php errors...
    if (empty($node->{CVM_FIELD_NAME}[$node->language])) {
      continue;
    }
    foreach ($node->{CVM_FIELD_NAME}[$node->language] as $k => $values) {
      if ($values['context'] == $context_name) {
        $node->ds_switch = $values['view_mode'];
        $build = node_view($node, $node->ds_switch);

        // Take only the first match.
        return;
      }
    }
  }

  // If we get here then there has not been a setting for this specific node.
  // Check to see if there is a global context we need to do.
  $global_cvm = variable_get('cvm_global_content_type_modes', array());
  if (isset($global_cvm[$node->type])) {

    // We found settings...
    foreach ($contexts as $context_name => $context) {
      if (isset($global_cvm[$node->type][$context_name])) {
        $node->ds_switch = $global_cvm[$node->type][$context_name];
        $build = node_view($node, $node->ds_switch);

        // Take only the first match.
        return;
      }
    }
  }
}

Functions

Name	Description
contextual_view_modes_form_node_form_alter
contextual_view_modes_menu	Implements hook_menu().
contextual_view_modes_node_view_alter	Alters the build one more time to support view modes per node with contexts
contextual_view_modes_permission	Implementation of hook_perm().