Initial commit; start of module

composer.json

+{
+  "name": "ocio_odee_web/wcm8_siteinfo",
+  "description": "Adds additional site configuration fields such as contact info and social media links.",
+  "type": "drupal-module",
+  "license": "None",
+  "minimum-stability": "dev",
+  "repositories": [
+    {
+      "type": "composer",
+      "url": "https://packages.drupal.org/8"
+    }
+  ],
+  "require": {
+    "composer/installers": "^1.5"
+  }
+}

src/Form/ModuleConfigurationForm.php

+<?php
+
+namespace Drupal\wcm8_siteinfo\Form;
+
+use Drupal\Core\Form\ConfigFormBase;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Defines a form that configures module settings.
+ */
+class ModuleConfigurationForm extends ConfigFormBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'wcm8_siteinfo_admin_settings';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getEditableConfigNames() {
+    return [
+      'wcm8_siteinfo.settings',
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildForm(array $form, FormStateInterface $form_state) {
+    $config = $this->config('wcm8_siteinfo.settings');
+    
+    $form['siteinfo'] = array(
+      '#type' => 'vertical_tabs',
+      '#default_tab' => 'edit-basic',
+    );
+    
+    // Basic Information tab
+    $form['basic'] = array(
+      '#type' => 'details',
+      '#title' => $this->t('Basic Information'),
+      '#group' => 'siteinfo',
+    );
+    
+    $form['basic']['prefix'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Site Name Prefix'),
+      '#description' => $this->t('The prefix for your site name - for example, <i>Department of</i> ... '),
+      '#size' => '60',
+      '#maxlength' => '60',
+      '#default_value' => $config->get('prefix'),
+    );
+    
+    $form['basic']['site_name'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Site Name'),
+      '#description' => $this->t('Main name for the site - it should be your college, department or organization name.'),
+      '#size' => '60',
+      '#maxlength' => '75',
+      '#default_value' => $this->config('system.site')->get('name'),
+    );
+    
+    // Contact Information tab
+    $form['contact'] = array(
+      '#type' => 'details',
+      '#title' => $this->t('Contact Information'),
+      '#group' => 'siteinfo',
+    );
+    
+    $form['contact']['address_1'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Address Line 1'),
+      '#description' => $this->t('First line of address. Room number and building if on campus.'),
+      '#default_value' => $config->get('address_1'),
+    );
+    
+    $form['contact']['address_2'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Address Line 2'),
+      '#description' => $this->t('Second line of address. Street address if on campus.'),
+      '#default_value' => $config->get('address_2'),
+    );
+    
+    $form['contact']['city'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('City'),
+      '#default_value' => $config->get('city'),
+    );
+    
+    $form['contact']['state'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('State'),
+      '#default_value' => $config->get('state'),
+    );
+    
+    $form['contact']['zip'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Zip Code'),
+      '#default_value' => $config->get('zip'),
+    );
+    
+    $form['contact']['phone'] = array(
+      '#type' => 'tel',
+      '#title' => $this->t('Phone'),
+      '#description' => $this->t('Main contact phone number for your site.'),
+      '#default_value' => $config->get('phone'),
+    );
+    
+    $form['contact']['fax'] = array(
+      '#type' => 'tel',
+      '#title' => $this->t('Fax'),
+      '#description' => $this->t('Fax number, if applicable.'),
+      '#default_value' => $config->get('fax'),
+    );
+    
+    $form['contact']['email'] = array(
+      '#type' => 'email',
+      '#title' => $this->t('Email'),
+      '#description' => $this->t('Main contact email for your site.'),
+      '#default_value' => $config->get('email'),
+    );
+    
+    // Social Networking tab
+    $form['social'] = array(
+      '#type' => 'details',
+      '#title' => $this->t('Social Networking'),
+      '#group' => 'siteinfo',
+    );
+    
+    $form['social']['twitter'] = array(
+      '#type' => 'textfield',
+      '#title' => $this->t('Twitter'),
+      '#default_value' => $config->get('twitter'),
+    );
+
+    return parent::buildForm($form, $form_state);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $values = $form_state->getValues();
+    $this->config('wcm8_siteinfo.settings')
+      ->set('prefix', $values['prefix'])
+      ->set('address_1', $values['address_1'])
+      ->set('address_2', $values['address_2'])
+      ->set('city', $values['city'])
+      ->set('state', $values['state'])
+      ->set('zip', $values['zip'])
+      ->set('phone', $values['phone'])
+      ->set('fax', $values['fax'])
+      ->set('email', $values['email'])
+      ->set('twitter', $values['twitter'])
+      ->save();
+
+    parent::submitForm($form, $form_state);
+  }
+
+}
\ No newline at end of file

wcm8_siteinfo.info.yml

+name: Site Information
+description: Adds additional site configuration fields such as contact info and social media links.
+package: WCM8
+
+type: module
+core: 8.x
+
+configure: wcm8_siteinfo.admin_settings
\ No newline at end of file

wcm8_siteinfo.links.menu.yml

+wcm8_siteinfo.settings:
+  title: 'Site Information'
+  description: 'Additional site settings provided by the Site Information module.'
+  parent: system.admin_config_system
+  route_name: wcm8_siteinfo.admin_settings
+  weight: 1
\ No newline at end of file

wcm8_siteinfo.permissions.yml

+administer wcm8_siteinfo configuration:
+  title: 'Administer Site Information'
+  description: 'Access and edit Site Information fields.'
\ No newline at end of file

wcm8_siteinfo.routing.yml

+wcm8_siteinfo.admin_settings:
+  path: 'admin/config/system/siteinfo'
+  defaults:
+    _form: '\Drupal\wcm8_siteinfo\Form\ModuleConfigurationForm'
+    _title: 'Site Information'
+  requirements:
+    _permission: 'Administer Site Information'
\ No newline at end of file