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<?php
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// $Id: email.module,v 1.9 2007/01/05 10:17:35 mh86 Exp $
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/**
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* Implementation of hook_help().
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*/
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function email_help($section) {
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switch ($section) {
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case 'admin/modules#description':
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return t('Defines a field type for email addresses. <em>Note: Requires content.module.</em>');
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}
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}
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/**
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* Implementation of 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('label' => t('E-Mail')),
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);
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}
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/**
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* Implementation of hook_field_settings().
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*/
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function email_field_settings($op, $field) {
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switch ($op) {
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case 'database columns':
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$columns = array(
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'email' => array('type' => 'varchar', 'length' => 255, 'not null' => TRUE),
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);
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return $columns;
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}
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}
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/**
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* Implementation of hook_field().
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*/
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function email_field($op, &$node, $field, &$node_field, $teaser, $page) {
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switch ($op) {
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case 'view':
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foreach ($node_field as $delta => $item) {
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$node_field[$delta]['view'] = content_format($field, $item, 'email', $node);
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}
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return theme('field', $node, $field, $node_field, $teaser, $page);
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}
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}
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/**
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* Implementation of hook_field_formatter_info().
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*
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*/
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function email_field_formatter_info() {
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return array(
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'email-link' => array(
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'label' => 'Email-Link',
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'field types' => array('email'),
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),
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'email-invisi' => array(
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'label' => 'Email-Invisimail',
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'field types' => array('email'),
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),
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);
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}
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function email_field_formatter($field, $item, $formatter, $node) {
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if (empty($item['email'])) {
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return '';
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}
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else {
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if ($field['widget']['link_type'] == 'form') {
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$mailto = l(t('Email Contact Form'), 'email/'.$node->nid.'/'.$field['field_name']);
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}
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elseif (($field['widget']['link_type'] == 'mailto_encrypt' && module_exists('invisimail')) ||
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(module_exists('invisimail') && isset($formatter) && $formatter = "email-invisi")) {
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$format = $GLOBALS['invisimail_format'];
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if (!(variable_get('invisimail_link_'.$format, TRUE))) {
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variable_set('invisimail_link_'.$format, TRUE);
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variable_set('invisimail_js_'.$format, TRUE);
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}
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$mailto = invisimail_ascii_encode($item['email']);
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}
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else {
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$mailto = '<a href="mailto:'. $item['email']. '">'. check_plain($item['email']) .'</a>';
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}
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return $mailto;
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}
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}
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/**
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* Implementation of hook_widget_info().
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*/
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function email_widget_info() {
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return array(
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'email' => array(
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'label' => t('Textfield'),
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'field types' => array('email'),
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),
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);
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}
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/**
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* Implementation of hook_widget_settings().
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*/
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function email_widget_settings($op, $widget) {
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switch ($op) {
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case 'form':
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$form = array();
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$form['size'] = array(
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'#type' => 'textfield',
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'#title' => t('Size'),
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'#default_value' => isset($widget['size']) ? $widget['size'] : 60,
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'#required' => FALSE,
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'#description' => t('Size of textfield'),
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);
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$options = array(
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'mailto' => t('Mailto: Direct link'),
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'form' => t('Contact form'),
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);
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if (module_exists('invisimail')) {
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$options += array('mailto_encrypt' => t('Mailto: Direct link with invisimail encryption'));
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}
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$form['link_type'] = array(
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'#type' => 'radios',
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'#title' => t('Email Link Type'),
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'#default_value' => isset($widget['link_type']) ? $widget['link_type'] : 'mailto',
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'#options' => $options,
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);
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return $form;
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case 'validate':
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if (!empty($widget['size']) && (!is_numeric($widget['size']) || intval($widget['size']) != $widget['size'] || $widget['size'] <= 0)) {
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form_set_error('size', t('"Size" must be a positive integer.'));
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}
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break;
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case 'save':
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return array('size', 'link_type');
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}
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}
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/**
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* Implementation of hook_widget().
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*/
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function email_widget($op, &$node, $field, &$node_field) {
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switch ($op) {
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case 'form':
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$form = array();
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$form[$field['field_name']] = array(
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'#tree' => TRUE,
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'#weight' => $field['widget']['weight'],
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);
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if ($field['multiple']) {
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$form[$field['field_name']]['#type'] = 'fieldset';
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$form[$field['field_name']]['#title'] = t($field['widget']['label']);
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foreach (range(0,2) as $delta) {
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$form[$field['field_name']][$delta]['email'] = array(
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'#type' => 'textfield',
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'#title' => '',
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'#default_value' => isset($node_field[$delta]['email']) ? $node_field[$delta]['email'] : '',
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'#required' => $field['required'] ? $field['required'] : FALSE,
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'#maxlength' => 255,
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'#size' => isset($field['widget']['size']) ? $field['widget']['size'] : 60,
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'#description' => isset($field['widget']['description']) ? $field['widget']['description'] : '',
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);
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}
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}
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else {
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$form[$field['field_name']][0]['email'] = array(
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'#type' => 'textfield',
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'#title' => $field['widget']['label'],
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'#default_value' => isset($node_field[0]['email']) ? $node_field[0]['email'] : '',
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'#required' => $field['required'] ? $field['required'] : FALSE,
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'#maxlength' => 255,
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'#size' => isset($field['widget']['size']) ? $field['widget']['size'] : 60,
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'#description' => isset($field['widget']['description']) ? $field['widget']['description'] : '',
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);
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}
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return $form;
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case 'validate':
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if (is_array($node_field)) {
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foreach ($node_field as $delta => $item) {
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if ($item['email'] != '' && !valid_email_address($item['email'])) {
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form_set_error($field['field_name'],t('"%mail" is not a valid email address',array('%mail' => $item['email'])));
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}
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}
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}
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break;
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}
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}
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/**
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* Implementation of hook_menu().
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*/
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function email_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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$items[] = array('path' => 'email',
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'title' => t('Email Contact Form'),
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'callback' => 'email_mail_page',
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'access' => user_access('access content'),
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'type' => MENU_CALLBACK,
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);
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}
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return $items;
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}
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/**
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* The contact form page.
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*/
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function email_mail_page($nid=null, $fieldname=null) {
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if (empty($nid) || empty($fieldname)) {
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drupal_not_found();
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return;
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}
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$node = node_load(intval($nid));
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if (!$node) {
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drupal_not_found();
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return;
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}
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// Validate field name
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$types = content_types($node->type);
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if (!isset($types['fields'][$fieldname]) ||
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$types['fields'][$fieldname]['type'] != 'email' ||
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$types['fields'][$fieldname]['widget']['link_type'] != 'form') {
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drupal_not_found();
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return;
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}
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$field = $node->$fieldname;
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if (empty($field) || empty($field[0]['email'])) {
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drupal_not_found();
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return;
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}
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if (!flood_is_allowed('email', variable_get('email_hourly_threshold', 3))) {
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$output = t("You cannot send more than %number messages per hour. Please try again later.", array('%number' => variable_get('email_hourly_threshold', 3)));
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}
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else {
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$output = drupal_get_form('email_mail_page_form');
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}
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return $output;
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}
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function email_mail_page_form() {
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global $user;
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if ($user->uid) {
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$edit['name'] = $user->name;
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$edit['mail'] = $user->mail;
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}
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$form['#token'] = $user->name . $user->mail;
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$form['name'] = array('#type' => 'textfield',
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'#title' => t('Your name'),
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'#maxlength' => 255,
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'#default_value' => $edit['name'],
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'#required' => TRUE,
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);
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$form['mail'] = array('#type' => 'textfield',
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'#title' => t('Your e-mail address'),
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'#maxlength' => 255,
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'#default_value' => $edit['mail'],
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'#required' => TRUE,
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);
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$form['subject'] = array('#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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$form['message'] = array('#type' => 'textarea',
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'#title' => t('Message'),
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'#required' => TRUE,
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);
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$form['submit'] = array('#type' => 'submit',
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'#value' => t('Send e-mail'),
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);
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return $form;
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}
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/**
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* Validate the site-wide contact page form submission.
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*/
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function email_mail_page_form_validate($form_id, $form_values) {
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if (!valid_email_address($form_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/", $form_values['subject'])) {
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form_set_error('subject', t('The subject cannot contain linebreaks.'));
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watchdog('mail', 'Email injection exploit attempted in email form subject: '.check_plain($form_values['subject']), WATCHDOG_NOTICE);
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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_id, $edit) {
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$nid = intval(arg(1));
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$fieldname = arg(2);
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if (empty($nid) || empty($fieldname)) {
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drupal_not_found();
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return;
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}
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$node = node_load($nid);
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if (!$node) {
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drupal_not_found();
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return;
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}
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// Validate field name
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$types = content_types($node->type);
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if (!isset($types['fields'][$fieldname]) ||
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$types['fields'][$fieldname]['type'] != 'email' ||
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$types['fields'][$fieldname]['widget']['link_type'] != 'form') {
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drupal_not_found();
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return;
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}
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$field = $node->$fieldname;
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if (empty($field) || empty($field[0]['email'])) {
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drupal_not_found();
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return;
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}
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$email = $field[0]['email'];
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// E-mail address of the sender: as the form field is a text field,
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// all instances of \r and \n have been automatically stripped from it.
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$from = $edit['mail'];
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// Compose the body:
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$message[] = t("%name sent a message using the contact form at %form.", array('%name' => $edit['name'], '%form' => url($_GET['q'], NULL, NULL, TRUE)));
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$message[] = $edit['message'];
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// Tidy up the body:
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foreach ($message as $key => $value) {
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$message[$key] = wordwrap($value);
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}
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// Format the category:
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$subject = t('[%title - %contact] %subject', array('%title' => preg_replace("/\r|\n/",'',$node->title), '%contact' => $types['fields'][$fieldname]['widget']['label'], '%subject' => $edit['subject']));
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// Prepare the body:
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$body = implode("\n\n", $message);
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// Send the e-mail to the recipients:
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drupal_mail($fieldname, $email, $subject, $body, $from);
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// Log the operation:
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flood_register_event('email');
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watchdog('mail', t('%name-from sent an e-mail at %form.', array('%name-from' => theme('placeholder', $edit['name'] ." <$from>"), '%form' => url($_GET['q'], NULL, NULL, TRUE))));
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// Update user:
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drupal_set_message(t('Your message has been sent.'));
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// Jump to home page rather than back to contact page to avoid contradictory messages if flood control has been activated.
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return 'node/'.$node->nid;
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}
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?>
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