527 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			527 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| <?php
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| 
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| /**
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|  * @file
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|  * Module file for the email module, which creates a email address field.
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|  */
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| 
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| /**
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|  * Implements hook_field_info().
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|  */
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| function email_field_info() {
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|   return array(
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|     'email' => array(
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|       'label' => 'Email',
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|       'description' => t('This field stores and renders email addresses.'),
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|       'default_widget' => 'email_textfield',
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|       'default_formatter' => 'email_default',
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|       'property_type' => 'text',
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|     ),
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|   );
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| }
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| 
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| /**
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|  * Implements hook_migrate_api().
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|  */
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| function email_migrate_api() {
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|   return array(
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|     'api' => 2,
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|     'field handlers' => array('MigrateEmailFieldHandler'),
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|   );
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| }
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| 
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| /**
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|  * Implements hook_field_validate().
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|  *
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|  * Possible error codes:
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|  * - 'email_invalid': The email address is not valid
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|  */
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| function email_field_validate($obj_type, $object, $field, $instance, $langcode, $items, &$errors) {
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|   foreach ($items as $delta => $item) {
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|     if ($item['email'] != '' && !valid_email_address(trim($item['email']))) {
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|       $message = t('"%mail" is not a valid email address', array('%mail' => $item['email']));
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|       $errors[$field['field_name']][$langcode][$delta][] = array(
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|         'error' => "email_invalid",
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|         'message' => $message,
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|       );
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|     }
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|   }
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| }
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| 
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| /**
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|  * Implements hook_field_widget_error().
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|  */
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| function email_field_widget_error($element, $error, $form, &$form_state) {
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|   form_error($element, $error['message']);
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| }
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| 
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| /**
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|  * Implements hook_content_is_empty().
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|  */
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| function email_field_is_empty($item, $field) {
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|   if (empty($item['email'])) {
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|     return TRUE;
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|   }
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|   return FALSE;
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| }
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| 
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| /**
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|  * Implements hook_field_formatter_info().
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|  *
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|  */
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| function email_field_formatter_info() {
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|   $formats = array(
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|     'email_default' => array(
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|       'label' => t('Default email link'),
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|       'description' => t('Display the email address as a mailto link.'),
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|       'field types' => array('email'),
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|     ),
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|     'email_contact' => array(
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|       'label' => t('Email contact form'),
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|       'description' => t('Display a contact form.'),
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|       'field types' => array('email'),
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|     ),
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|     'email_plain' => array(
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|       'label' => t('Email plain text'),
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|       'description' => t('Display the email address as plain text.'),
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|       'field types' => array('email'),
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|     ),
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|   );
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|   if (module_exists('spamspan')) {
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|     $formats += array(
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|       'email_spamspan' => array(
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|         'label' => t('Email SpamSpan'),
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|         'field types' => array('email'),
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|       ),
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|     );
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|   }
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|   return $formats;
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| }
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| 
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| /**
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|  * Implements hook_field_formatter_view().
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|  */
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| function email_field_formatter_view($object_type, $object, $field, $instance, $langcode, $items, $display) {
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|   $element = array();
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|   switch ($display['type']) {
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|     case 'email_default':
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|       foreach ($items as $delta => $item) {
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|         $output = l($item['email'], 'mailto:' . $item['email']);
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|         $element[$delta] = array('#markup' => $output);
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|       }
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|       break;
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| 
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|     case 'email_contact':
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|       $ids = entity_extract_ids($object_type, $object);
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|       foreach ($items as $delta => $item) {
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|         $element[$delta] = array('#markup' => l(t('Contact person by email'), 'email/' . $object_type . '/' . $ids[0] . '/' . $instance['field_name']));
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|         // Since email is always sent to first item's email, break after any email address found.
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|         break;
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|       }
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|       break;
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| 
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|     case 'email_plain':
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|       foreach ($items as $delta => $item) {
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|         $element[$delta] = array('#markup' => check_plain($item['email']));
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|       }
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|       break;
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| 
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|     case 'email_spamspan':
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|       foreach ($items as $delta => $item) {
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|         if (module_exists('spamspan')) {
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|           $element[$delta] = array('#markup' => spamspan($item['email']));
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|         }
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|         else {
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|           $output = l($item['email'], 'mailto:' . $item['email']);
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|           $element[$delta] = array('#markup' => $output);
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|         }
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|       }
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|       break;
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|   }
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|   return $element;
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| }
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| 
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| 
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| /**
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|  * Implements hook_field_widget_info().
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|  */
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| function email_field_widget_info() {
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|   return array(
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|     'email_textfield' => array(
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|       'label' => t('Text field'),
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|       'field types' => array('email'),
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|       'settings' => array('size' => 60),
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|     ),
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|   );
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| }
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| 
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| /**
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|  * Implements hook_field_widget_settings_form().
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|  */
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| function email_field_widget_settings_form($field, $instance) {
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|   $widget = $instance['widget'];
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|   $settings = $widget['settings'];
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| 
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|   $form['size'] = array(
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|     '#type' => 'textfield',
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|     '#title' => t('Size of textfield'),
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|     '#default_value' => $settings['size'],
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|     '#required' => TRUE,
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|     '#element_validate' => array('_element_validate_integer_positive'),
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|   );
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|   return $form;
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| }
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| 
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| /**
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|  * Implements hook_field_widget_form().
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|  */
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| function email_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $base) {
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|   $element = $base;
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|   $element['email'] = $base + array(
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|     '#type' => 'textfield',
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|     '#default_value' => isset($items[$delta]['email']) ? $items[$delta]['email'] : NULL,
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|     '#size' => $instance['widget']['settings']['size'],
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|     '#prefix' => '<div class="text-full-wrapper">',
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|     '#suffix' => '</div>',
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|   );
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|   return $element;
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| }
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| 
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| /**
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|  * Implements hook_menu().
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|  */
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| function email_menu() {
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|   $items['email/%/%/%'] = array(
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|     'title' => 'Email Contact Form',
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|     'page callback' => 'email_mail_page',
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|     'page arguments' => array(1, 2, 3),
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|     'access callback' => 'user_access',
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|     'access arguments' => array('access content'),
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|     'type' => MENU_CALLBACK,
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|   );
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|   $items['admin/config/content/email'] = array(
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|     'title' => 'Email Contact Form Settings',
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|     'description' => 'Administer flood control settings for email contact forms',
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|     'page callback' => 'drupal_get_form',
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|     'page arguments' => array('email_admin_settings'),
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|     'access arguments' => array('administer site configuration'),
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|     'type' => MENU_NORMAL_ITEM,
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|   );
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|   return $items;
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| }
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| 
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| /**
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|  * Access callback for the email contact page.
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|  *
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|  * Checks whether the current user has view access to the entity. Access checks
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|  * are performed for the fieldable core entity types, including nodes, users,
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|  * comments and taxonomy terms. Furthermore entity types using Entity API's
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|  * access system are supported. For custom entity types that are not using the
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|  * Entity API, at least the access content permission is checked in the menu
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|  * access callback.
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|  *
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|  * This function is called within the email page callback, as it takes care of
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|  * loading the entity itself. If the entity is found, access checks are
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|  * performed with this function.
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|  *
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|  * @param $entity_type
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|  *   The entity type
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|  * @param $entity
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|  *   The entity for which the access should be checked
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|  * @param $field_info
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|  *   The field info for the email field.
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|  *
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|  * @return TRUE if the current user has view access, otherwise FALSE.
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|  */
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| function email_mail_page_access($entity_type, $entity, $field_info) {
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|   // Check for field access.
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|   if (!field_access('view', $field_info, $entity_type, $entity)) {
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|     return FALSE;
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|   }
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| 
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|   // Check the access for fieldable core entities, including nodes, users,
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|   // comments and taxonomy terms.
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|   if ($entity_type == 'node') {
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|     return node_access('view', $entity);
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|   }
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|   elseif ($entity_type == 'user') {
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|     global $user;
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|     if ($entity->uid == $user->uid && $entity->uid) {
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|       return TRUE;
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|     }
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|     if (user_access('administer users') || (user_access('access user profiles') && $entity->status)) {
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|       return TRUE;
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|     }
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|     return FALSE;
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|   }
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|   elseif ($entity_type == 'comment') {
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|     return comment_access('view', $entity);
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|   }
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|   elseif ($entity_type == 'taxonomy_term') {
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|     if (user_access('administer taxonomy') || user_access('access content')) {
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|       return TRUE;
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|     }
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|     return FALSE;
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|   }
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| 
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|   // Use Entity API for checking the view access for non-core entity types, if
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|   // the module is installed.
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|   if (module_exists('entity')) {
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|     return entity_access('view', $entity_type, $entity);
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|   }
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|   return TRUE;
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| }
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| 
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| /**
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|  * The contact form page.
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|  */
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| function email_mail_page($object_type, $object_id, $field_name) {
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|   if (!is_numeric($object_id)) {
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|     return MENU_NOT_FOUND;
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|   }
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|   // Verify this is an email field.
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|   $field_info = field_info_field($field_name);
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|   if (!isset($field_info) || $field_info['type'] != 'email') {
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|     return MENU_NOT_FOUND;
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|   }
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| 
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|   // Check that the entity exists.
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|   $objects = entity_load($object_type, array($object_id));
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|   if (!isset($objects[$object_id])) {
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|     return MENU_NOT_FOUND;
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|   }
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|   $object = $objects[$object_id];
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| 
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|   // Check that the entity has the email field.
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|   if (!isset($object->$field_name)) {
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|     return MENU_NOT_FOUND;
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|   }
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| 
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|   // Check if the current user has access to the entity and to the field.
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|   if (!email_mail_page_access($object_type, $object, $field_info)) {
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|     return MENU_ACCESS_DENIED;
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|   }
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| 
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|   //use the first email address as receiver
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|   $field = array_pop($object->$field_name);
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|   foreach ($field as $delta => $item) {
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|     if (!empty($item['email'])) {
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|       $email = $item['email'];
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|       break;
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|     }
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|   }
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| 
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|   //verify that the email address is not empty
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|   if (empty($email)) {
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|     return MENU_NOT_FOUND;
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|   }
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| 
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|   $entity_info = entity_extract_ids($object_type, $object);
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|   $settings = field_info_instance($object_type, $field_name, $entity_info[2]);
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|   $found = FALSE;
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|   foreach ($settings['display'] as $display_name => $display_data) {
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|     if (isset($display_data['type']) && ($display_data['type'] === 'email_contact')) {
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|       $found = TRUE;
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|       break;
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|     }
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|   }
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|   if (!$found) {
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|     return MENU_NOT_FOUND;
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|   }
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| 
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|   if (!flood_is_allowed('email', variable_get('email_hourly_threshold', 3))) {
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|     return t("You cannot send more than %number messages per hour. Please try again later.", array('%number' => variable_get('email_hourly_threshold', 3)));
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|   }
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| 
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|   return drupal_get_form('email_mail_page_form', $object_type, $object_id, $field_name, $email);
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| }
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| 
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| /**
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|  * Contact form
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|  */
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| function email_mail_page_form($form, $form_state, $object_type, $object_id, $field_name, $email) {
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|   global $user;
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| 
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|   $form['object_id'] = array(
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|     '#type' => 'value',
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|     '#value' => $object_id,
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|   );
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|   $form['object_type'] = array(
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|     '#type' => 'value',
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|     '#value' => $object_type,
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|   );
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|   $form['field_name'] = array(
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|     '#type' => 'value',
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|     '#value' => $field_name,
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|   );
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|   $form['email'] = array(
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|     '#type' => 'value',
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|     '#value' => $email,
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|   );
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|   $form['name'] = array(
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|     '#type' => 'textfield',
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|     '#title' => t('Your name'),
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|     '#maxlength' => 255,
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|     '#default_value' => $user->uid ? $user->name : '',
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|     '#required' => TRUE,
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|   );
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|   $form['mail'] = array(
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|     '#type' => 'textfield',
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|     '#title' => t('Your e-mail address'),
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|     '#maxlength' => 255,
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|     '#default_value' => $user->uid ? $user->mail : '',
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|     '#required' => TRUE,
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|   );
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|   $form['subject'] = array(
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|     '#type' => 'textfield',
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|     '#title' => t('Subject'),
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|     '#maxlength' => 255,
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|     '#required' => TRUE,
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|   );
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|   $form['message'] = array(
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|     '#type' => 'textarea',
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|     '#title' => t('Message'),
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|     '#required' => TRUE,
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|   );
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|   $form['submit'] = array(
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|     '#type' => 'submit',
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|     '#value' => t('Send e-mail'),
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|     '#validate' => array('email_mail_page_form_validate'),
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|     '#submit' => array('email_mail_page_form_submit'),
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|   );
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|   return $form;
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| }
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| 
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| /**
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|  * Validate the site-wide contact page form submission.
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|  */
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| function email_mail_page_form_validate($form, &$form_state) {
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|   if (!valid_email_address($form_state['values']['mail'])) {
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|     form_set_error('mail', t('You must enter a valid e-mail address.'));
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|   }
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|   if (preg_match("/\r|\n/", $form_state['values']['subject'])) {
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|     form_set_error('subject', t('The subject cannot contain linebreaks.'));
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|     watchdog('mail', 'Email injection exploit attempted in email form subject: ' . check_plain($form_state['values']['subject']), WATCHDOG_NOTICE);
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|   }
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| }
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| 
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| /**
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|  * Process the site-wide contact page form submission.
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|  */
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| function email_mail_page_form_submit($form, &$form_state) {
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|   $object_type = $form_state['values']['object_type'];
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|   $object_id = $form_state['values']['object_id'];
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|   $field_name = $form_state['values']['field_name'];
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|   $email = $form_state['values']['email'];
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| 
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|   // Load entity
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|   $objects = entity_load($object_type, array($object_id));
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|   $object = $objects[$object_id];
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|   $object_info = entity_get_info($object_type);
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| 
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|   // E-mail address of the sender: as the form field is a text field,
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|   // all instances of \r and \n have been automatically stripped from it.
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| 
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|   $from = $form_state['values']['mail'];
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| 
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|   $params['object'] = $object;
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|   $params['subject'] = $form_state['values']['subject'];
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|   $params['name'] = $form_state['values']['name'];
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|   $params['message'] = $form_state['values']['message'];
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| 
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|   $path = "";
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|   if (isset($object_info['path callback']) && function_exists($object_info['path callback'])) {
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|     $path = $object_info['path callback']($object);
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|   }
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|   $params['url'] = url($path, array('absolute' => TRUE));
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| 
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|   // Send the e-mail to the recipients:
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|   drupal_mail('email', 'contact', $email, language_default(), $params, $from);
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| 
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|   // Log the operation:
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|   flood_register_event('email');
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|   watchdog('mail', '%name-from sent an e-mail at %form.', array('%name-from' => $form_state['values']['name'], '%form' => url($_GET['q'], array('absolute' => TRUE))));
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| 
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|   drupal_set_message(t('Your message has been sent.'));
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|   $form_state['redirect'] = $path;
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| }
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| 
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| /**
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|  * Implements hook_mail().
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|  */
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| function email_mail($key, &$message, $params) {
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|   $language = $message['language'];
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|   switch ($key) {
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|     case 'contact':
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|       // Compose the body:
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|       $message['body'][] = t('@name sent a message using the contact form at @url.', array('@name' => $params['name'], '@url' => $params['url']), array('langcode' => $language->language));
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|       $message['body'][] = $params['message'];
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|       $message['subject'] = "";
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| 
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|       // Include the title of the entity, if one exists
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|       $object = $params['object'];
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|       if (isset($object->title) && !empty($object->title)) {
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|         $message['subject'] = "[" . check_plain(preg_replace("/\r|\n/", '', $object->title)) . "]";
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|       }
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|       $message['subject'] .= " " . check_plain($params['subject']);
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|       break;
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|   }
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| }
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| 
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| 
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| //TODO Token support
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| 
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| /**
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|  * Implements hook_token_list().
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|  *
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| function email_token_list($type = 'all') {
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|   if ($type == 'field' || $type == 'all') {
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|     $tokens['email']['raw']       = t('Raw email address');
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|     $tokens['email']['formatted'] = t('Formatted email address');
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|     return $tokens;
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|   }
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| }
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| 
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| /**
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|  * Implements hook token_values().
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|  *
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| function email_token_values($type, $object = NULL, $options = array()) {
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|   if ($type == 'field') {
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|     $item = $object[0];
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|     $tokens['raw']       = $item['email'];
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|     $tokens['formatted'] = $item['view'];
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|     return $tokens;
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|   }
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| }
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|  */
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| 
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| /**
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|  * Settings for contact form
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|  */
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| function email_admin_settings() {
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|   $form['email_hourly_threshold'] = array('#type' => 'select',
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|     '#title' => t('Hourly threshold for a CCK Email contact form'),
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|     '#options' => drupal_map_assoc(array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 20, 30, 40, 50)),
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|     '#default_value' => variable_get('email_hourly_threshold', 3),
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|     '#description' => t('The maximum number of contact form submissions a user can perform per hour.'),
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|   );
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|   return system_settings_form($form);
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| }
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| 
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| 
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| /**
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|  * Implements hook_content_migrate_instance_alter().
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|  *
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|  * D6-D7 upgrade
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|  * fixes new formatter names
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|  */
 | |
| function email_content_migrate_instance_alter(&$instance_value, &$field_value) {
 | |
|   if ($field_value['module'] == 'email') {
 | |
|     foreach ($instance_value['display'] as $context => $settings) {
 | |
|       if (in_array($instance_value['display'][$context]['type'], array('default', 'plain', 'contact', 'spamspan'))) {
 | |
|         $instance_value['display'][$context]['type'] = 'email_' . $instance_value['display'][$context]['type'];
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| }
 | 
