custompage_ui.module in Custom Page 7

Custom Page Admin UI

File

custompage_ui/custompage_ui.module

<?php

/**
 * @file
 * Custom Page Admin UI
 **/
function custompage_ui_menu() {
  $access = array(
    'administer custompage',
  );
  $items = array();
  $items['admin/structure/custompage'] = array(
    'title' => 'Custom Pages',
    'description' => 'Theme content of your site differently depending on the URI.',
    'page callback' => 'custompage_ui_admin_settings',
    'access arguments' => $access,
    'type' => MENU_NORMAL_ITEM,
  );
  $items['admin/structure/custompage/list'] = array(
    'title' => 'List Custom Pages',
    'page callback' => 'custompage_ui_admin_settings',
    'access arguments' => $access,
    'weight' => -10,
    'type' => MENU_DEFAULT_LOCAL_TASK,
  );
  $items['admin/structure/custompage/add'] = array(
    'title' => 'Add a Custom Page or Block',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'custompage_ui_admin_settings_form',
    ),
    'access arguments' => $access,
    'type' => MENU_LOCAL_TASK,
  );
  $items['admin/structure/custompage/edit/%custompage'] = array(
    'title' => 'Edit Custom Page',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'custompage_ui_admin_settings_form',
      4,
    ),
    'access arguments' => $access,
    'type' => MENU_CALLBACK,
  );
  $items['admin/structure/custompage/delete/%custompage'] = array(
    'title' => 'Delete Custom Page',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'custompage_ui_delete_form',
      4,
    ),
    'access arguments' => $access,
    'type' => MENU_CALLBACK,
  );
  return $items;
}
function custompage_load($key) {
  $settings = variable_get('CUSTOMPAGE_UI_CONFIG', FALSE);
  if ($settings == FALSE) {
    return FALSE;
  }
  if (is_object($settings[$key])) {
    return $settings[$key];
  }
  else {
    return FALSE;
  }
}
function custompage_ui_admin_settings() {
  $settings = $settings = variable_get('CUSTOMPAGE_UI_CONFIG', array());
  $out = "\n<table>\n  <tr>\n    <th>" . t("Title") . "</th>\n    <th>" . t("Type") . "</th>\n    <th>" . t("Key") . "</th>\n    <th>" . t("Path") . "</th>\n    <th>" . t("Enabled") . "</th>\n    <th colspan=\"2\" align=\"center\">" . t("Control") . "</th>\n  </tr>\n  ";
  foreach ($settings as $obj) {
    $options = array(
      'attributes' => array(
        'target' => '_blank',
      ),
    );
    $url = l($obj->path, $obj->path, $options);
    $out .= "<tr>";
    $out .= "<td>" . $obj->title . "</td>";
    $obj->type = empty($obj->type) ? t('Page') : $obj->type;
    $out .= "<td>" . ucfirst($obj->type) . "</td>";
    $out .= "<td>" . $obj->key . "</td>";
    $out .= "<td>" . $url . "</td>";
    $enabled = $obj->enabled ? t("Yes") : t("No");
    $out .= "<td>" . $enabled . "</td>";
    $out .= "<td>" . l(t('Edit'), 'admin/structure/custompage/edit/' . $obj->key) . "</td>";
    $out .= "<td>" . l(t('Delete'), 'admin/structure/custompage/delete/' . $obj->key) . "</td>";
    $out .= "</tr>";
  }
  $out .= "</table>";
  $out .= custompage_clearcache_message();
  return $out;
}
function custompage_ui_admin_settings_form($node, &$form_state, $saved = null) {
  if (is_null($saved)) {

    //$saved = ( is_null($saved) ) ? new stdClass() : $saved;
    $saved = new stdClass();
    $saved->title = '';
    $saved->key = '';
    $saved->type = '';
    $saved->path = '';
  }
  $form['title'] = array(
    '#type' => 'textfield',
    '#title' => t('Title'),
    '#default_value' => $saved->title,
    '#size' => 50,
    '#maxlength' => 50,
    '#description' => t('Title of the custom page or a custom block.'),
  );
  $form['key'] = array(
    '#type' => 'textfield',
    '#title' => t('Key'),
    '#default_value' => $saved->key,
    '#required' => TRUE,
    '#size' => 50,
    '#maxlength' => 50,
    '#description' => t('Please indicate a unique key for this page or block. Template file and theme functions used
    for rendering will be named according to this key.<p><b>ATTENTION:</b> Do NOT use dash "-" in key names!</p>'),
  );
  $default_type = empty($saved->type) ? 'Page' : $saved->type;
  $form['type'] = array(
    '#type' => 'select',
    '#title' => t('Type'),
    '#default_value' => $saved->type,
    '#options' => array(
      'page' => t('Page'),
      'block' => t('Block'),
    ),
    '#required' => TRUE,
    '#description' => t('Whether to create a page or a block.'),
  );
  $form['path'] = array(
    '#type' => 'textfield',
    '#title' => t('URI Path'),
    '#default_value' => $saved->path,
    '#required' => FALSE,
    '#size' => 50,
    '#maxlength' => 50,
    '#description' => t('Only applicable if type is page: A Drupal URI path (relative to the root URI of Drupal) that this page should
    show up at. N/A for blocks.'),
  );
  $form['enabled'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enabled'),
    '#default_value' => isset($saved->enabled) ? $saved->enabled : True,
    '#description' => t('You can disable a page/block during development. Only users with \'administer custompage\' permission can access the page when it is disabled.'),
  );
  if (trim($saved->key) != "") {
    drupal_set_title(t('Edit custom page/block: %title', $args = array(
      '%title' => $saved->title,
    )), $output = PASS_THROUGH);
    $form['save'] = array(
      '#type' => 'submit',
      '#value' => t('Save'),
      '#submit' => array(
        'custompage_ui_settings_submit',
      ),
    );
  }
  else {
    drupal_set_title(t('Add a Custom Page/Block'), $output = CHECK_PLAIN);
    $form['submit'] = array(
      '#type' => 'submit',
      '#value' => t('Add Component'),
      '#submit' => array(
        'custompage_ui_settings_submit',
      ),
    );
  }
  return $form;
}
function custompage_ui_settings_submit($form, &$form_state) {
  $post = $form_state['values'];
  $obj = new stdClass();
  $obj->title = $post['title'];
  $obj->type = $post['type'];
  $obj->key = $post['key'];
  $obj->path = $post['path'];
  $obj->enabled = $post['enabled'];
  $settings = variable_get('CUSTOMPAGE_UI_CONFIG', array());
  $settings[$obj->key] = $obj;
  variable_set('CUSTOMPAGE_UI_CONFIG', $settings);
  drupal_flush_all_caches();
  drupal_goto('admin/structure/custompage');
}
function custompage_ui_delete_form($node, &$form_state, $setting) {
  $form['title'] = array(
    '#type' => 'hidden',
    '#value' => $setting->title,
  );
  $form['key'] = array(
    '#type' => 'hidden',
    '#value' => $setting->key,
  );
  return confirm_form($form, t('Delete custom page %title', array(
    '%title' => $setting->title,
  )), 'admin/structure/custompage', '<p>' . t('Are you sure you want to delete the custom page %title?', array(
    '%title' => $setting->title,
  )) . '</p>', t('Delete'), t('Cancel'));
}
function custompage_ui_delete_form_submit($form, &$form_state) {
  $key = $form_state['values']['key'];
  $settings = variable_get('CUSTOMPAGE_UI_CONFIG', null);
  if (is_array($settings) && is_object($settings[$key])) {
    $new_settings = array_diff_key2($settings, array(
      $key => 'remove',
    ));
  }
  variable_set('CUSTOMPAGE_UI_CONFIG', $new_settings);
  drupal_flush_all_caches();
  drupal_set_message(t('The custom page: %title has been deleted.', array(
    '%title' => $form_state['values']['title'],
  )));
  $form_state['redirect'] = 'admin/structure/custompage';
  return;
}

/**
 * This gives support for PHP4 which does not have
 * array_diff_key function.
 */
function array_diff_key2($arr1, $arr2) {
  if (function_exists('array_diff_key')) {
    return array_diff_key($arr1, $arr2);
  }
  else {
    $arr3 = array();
    if (!is_array($arr1) || !(sizeof($arr1) > 0)) {
      return $arr3;
    }
    foreach ($arr1 as $key => $val) {
      if (!array_key_exists($key, $arr2)) {
        $arr3[$key] = $val;
      }
    }
    return $arr3;
  }
}

/**
 * Implementation of hook_custompages
 */
function custompage_ui_custompages() {
  return variable_get('CUSTOMPAGE_UI_CONFIG', null);
}

Functions

Name	Description
array_diff_key2	This gives support for PHP4 which does not have array_diff_key function.
custompage_load
custompage_ui_admin_settings
custompage_ui_admin_settings_form
custompage_ui_custompages	Implementation of hook_custompages
custompage_ui_delete_form
custompage_ui_delete_form_submit
custompage_ui_menu	@file Custom Page Admin UI
custompage_ui_settings_submit