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- <?php
- /**
- * @file
- * Displays and processes the mail send form.
- *
- * This file is included by the print_mail module and includes the
- * mail form display, validation and submit hooks.
- *
- * @ingroup print
- */
- // Include MIME library, if available.
- @include_once 'Mail/mime.php';
- /**
- * Form constructor for the send by email form.
- *
- * @ingroup forms
- */
- function print_mail_form($form, &$form_state) {
- // Remove the printmail/ prefix.
- $path_arr = explode('/', $_GET['q']);
- unset($path_arr[0]);
- $path = filter_xss(implode('/', $path_arr));
- if (empty($path)) {
- // If no path was provided, let's try to generate a page for the referer.
- global $base_url;
- $link = print_mail_print_link();
- $ref = $_SERVER['HTTP_REFERER'];
- $path = preg_replace("!^$base_url/!", '', $ref);
- if (($path === $ref) || empty($path)) {
- $path = variable_get('site_frontpage', 'node');
- }
- drupal_goto($link['path'] . '/' . $path);
- }
- elseif (ctype_digit($path_arr[1])) {
- if (drupal_lookup_path('source', $path)) {
- // This is a numeric alias.
- $path = drupal_get_normal_path($path);
- }
- else {
- // Normal nid.
- $path = 'node/' . $path;
- }
- }
- else {
- $path = drupal_get_normal_path($path);
- }
- // Handle the query.
- $query = $_GET;
- unset($query['q']);
- return print_mail_form_for_path($form, $form_state, $path, $query);
- }
- /**
- * Build email form for the page provided in the path argument.
- *
- * @param array $form
- * Form.
- * @param array $form_state
- * Form state.
- * @param string $path
- * Path.
- * @param array $query
- * Query.
- * @param Object $user
- * Current user.
- *
- * @return array
- * Modified form.
- *
- * @ingroup forms
- */
- function print_mail_form_for_path($form, &$form_state, $path, $query = NULL, $user = NULL) {
- if ($user === NULL) {
- global $user;
- }
- $print_mail_hourly_threshold = variable_get('print_mail_hourly_threshold', PRINT_MAIL_HOURLY_THRESHOLD);
- if ((!user_access('send unlimited emails')) && (!flood_is_allowed('print_mail', $print_mail_hourly_threshold))) {
- $form['flood'] = array(
- '#type' => 'markup',
- '#markup' => '<p>' . format_plural($print_mail_hourly_threshold, 'You cannot send more than 1 message per hour. Please try again later.', 'You cannot send more than @count messages per hour. Please try again later.') . '</p>',
- );
- return $form;
- }
- $print_mail_teaser_default = variable_get('print_mail_teaser_default', PRINT_MAIL_TEASER_DEFAULT_DEFAULT);
- $print_mail_teaser_choice = variable_get('print_mail_teaser_choice', PRINT_MAIL_TEASER_CHOICE_DEFAULT);
- $print_mail_user_recipients_default = variable_get('print_mail_user_recipients', PRINT_MAIL_USER_RECIPIENTS_DEFAULT);
- $form = array();
- $cid = isset($_GET['comment']) ? (int) $_GET['comment'] : NULL;
- $title = _print_get_title($path);
- $options = array();
- if ($print_mail_user_recipients_default) {
- if (module_exists('realname')) {
- $sql = "SELECT u.mail, r.realname AS name from {users} u LEFT JOIN {realname} r ON u.uid = r.uid WHERE u.uid <> :uid AND status = 1 ORDER BY name ASC";
- }
- else {
- $sql = "SELECT mail, name from {users} WHERE uid <> :uid AND status = 1 ORDER BY name ASC";
- }
- $recipients = db_query($sql, array(':uid' => drupal_anonymous_user()->uid));
- foreach ($recipients as $recipient) {
- $options[$recipient->mail] = $recipient->name;
- }
- }
- if (count($form_state['input']) == 0) {
- $nodepath = drupal_get_normal_path($path);
- db_merge('print_mail_page_counter')
- ->key(array('path' => substr($nodepath, 0, 255)))
- ->fields(array(
- 'totalcount' => 1,
- 'timestamp' => REQUEST_TIME,
- ))
- ->expression('totalcount', 'totalcount + 1')
- ->execute();
- }
- $form['path'] = array('#type' => 'value', '#value' => $path);
- $form['query'] = array('#type' => 'value', '#value' => $query);
- $form['cid'] = array('#type' => 'value', '#value' => $cid);
- $form['title'] = array('#type' => 'value', '#value' => $title);
- $form['fld_from_addr'] = array(
- '#type' => 'textfield',
- '#title' => t('Your email'),
- '#size' => 62,
- '#required' => TRUE,
- );
- $form['fld_from_name'] = array(
- '#type' => 'textfield',
- '#title' => t('Your name'),
- '#size' => 62,
- );
- $form['txt_to'] = array(
- '#tree' => TRUE,
- );
- $form['txt_to']['addrs'] = array(
- '#type' => 'textarea',
- '#title' => t('Send to'),
- '#rows' => 3,
- '#resizable' => FALSE,
- '#description' => t('Enter multiple addresses separated by commas and/or different lines.'),
- '#required' => !$print_mail_user_recipients_default,
- );
- if ($print_mail_user_recipients_default) {
- $form['txt_to']['users'] = array(
- '#type' => 'select',
- '#title' => t('Send to users'),
- '#multiple' => TRUE,
- '#size' => 10,
- '#options' => $options,
- );
- }
- $form['fld_subject'] = array(
- '#type' => 'textfield',
- '#title' => t('Subject'),
- '#size' => 62,
- '#required' => TRUE,
- );
- if (!empty($title)) {
- // To prevent useless translation strings, translate only non-node titles.
- if (drupal_substr($path, 0, 5) != 'node/') {
- $title = t($title);
- }
- $form['fld_title'] = array(
- '#type' => 'item',
- '#title' => t('Page to be sent'),
- '#markup' => l($title, $path, array('attributes' => array('title' => t('View page')), 'query' => $query)),
- );
- }
- $form['txt_message'] = array(
- '#type' => 'textarea',
- '#title' => t('Your message'),
- '#rows' => 6,
- '#required' => TRUE,
- );
- if ($print_mail_teaser_choice) {
- $form['chk_teaser'] = array(
- '#type' => 'checkbox',
- '#title' => t('Send only the teaser'),
- '#default_value' => $print_mail_teaser_default,
- );
- }
- else {
- $form['chk_teaser'] = array('#type' => 'value', '#value' => $print_mail_teaser_default);
- }
- $form['actions'] = array(
- '#type' => 'actions',
- );
- $form['actions']['submit'] = array(
- '#name' => 'submit',
- '#type' => 'submit',
- '#value' => t('Send email'),
- );
- $form['actions']['cancel'] = array(
- '#name' => 'cancel',
- '#type' => 'submit',
- '#value' => t('Cancel'),
- );
- if ($user->uid != 0) {
- $user_name = check_plain(strip_tags(theme('username', array('account' => $user))));
- $form['fld_from_addr']['#default_value'] = $user->mail;
- $form['fld_from_addr']['#disabled'] = TRUE;
- $form['fld_from_addr']['#value'] = $user->mail;
- $form['fld_from_name']['#default_value'] = $user_name;
- }
- else {
- $user_name = t('Someone');
- }
- $site_name = variable_get('site_name', t('an interesting site'));
- $form['fld_subject']['#default_value'] = t('!user has sent you a message from !site', array(
- '!user' => $user_name,
- '!site' => $site_name,
- '!title' => $title,
- ));
- $form['txt_message']['#default_value'] = '';
- return $form;
- }
- /**
- * Returns HTML for the send by-email form.
- *
- * Adds a class to the form labels. This class is used to place the label on
- * the left of the input fields.
- *
- * @param array $variables
- * Theme variables including the form.
- *
- * @return string
- * Send by-email form HTML.
- *
- * @see print_mail_form()
- * @ingroup forms
- * @ingroup themeable
- * @ingroup print_themeable
- */
- function theme_print_mail_form($variables) {
- $form = $variables['form'];
- drupal_add_css(drupal_get_path('module', 'print_mail') . '/css/print_mail.theme.css');
- $content = '';
- foreach (element_children($form) as $key) {
- $tmp = drupal_render($form[$key]);
- switch ($key) {
- case 'fld_from_addr':
- case 'fld_from_name':
- case 'txt_to':
- case 'fld_subject':
- case 'fld_title':
- $tmp = str_replace('<label', '<label class ="printmail-label"', $tmp);
- break;
- }
- $content .= $tmp;
- }
- return $content;
- }
- /**
- * Theme function for the email sending just the link.
- *
- * Allows themes and modules to override the default sendlink plain text format.
- *
- * @param array $params
- * Value of $params as passed to print_mail_mail().
- *
- * @return string
- * Plain text containing the message and a simple link to the content.
- *
- * @ingroup themeable
- * @ingroup print_themeable
- */
- function theme_print_mail_sendlink_plain($params) {
- return $params['message'] . '\n\n' . $params['link'];
- }
- /**
- * Theme function for the email sending just the link.
- *
- * Allows themes and modules to override the default sendlink HTML format.
- *
- * @param array $params
- * Value of $params as passed to print_mail_mail().
- *
- * @return string
- * HTML text containing the message and a simple link to the content.
- *
- * @ingroup themeable
- * @ingroup print_themeable
- */
- function theme_print_mail_sendlink_html($params) {
- return $params['message'] . '<br/><br/>' . l($params['title'], $params['link']);
- }
- /**
- * Form validation handler for print_mail_form().
- *
- * @see print_mail_form()
- * @ingroup forms
- */
- function print_mail_form_validate($form, &$form_state) {
- $print_mail_user_recipients_default = variable_get('print_mail_user_recipients', PRINT_MAIL_USER_RECIPIENTS_DEFAULT);
- if (array_key_exists('cancel', $form_state['input'])) {
- form_set_error(NULL, '', TRUE);
- drupal_get_messages('error');
- drupal_goto(preg_replace('!^book/export/html/!', 'node/', $form_state['values']['path']), array('query' => $form_state['values']['query']));
- return;
- }
- $from_addr = trim($form_state['values']['fld_from_addr']);
- $test = user_validate_mail($from_addr);
- if ($test) {
- form_set_error('fld_from_addr', $test);
- }
- $to_array = array();
- if (!empty($form_state['values']['txt_to']['users'])) {
- $to_array = array_values($form_state['values']['txt_to']['users']);
- }
- if (!empty($form_state['values']['txt_to']['addrs'])) {
- // All new-lines are replaced by commas.
- $to_addrs = preg_replace('![\r|\n|,]+!', ',', trim($form_state['values']['txt_to']['addrs']));
- // Create an array from the string.
- $to_array = array_merge($to_array, explode(',', $to_addrs));
- }
- if (empty($to_array) && $print_mail_user_recipients_default) {
- form_set_error('txt_to', t('You must specify at least one email address or user as a recipient.'));
- }
- // Verify each element of the array.
- foreach ($to_array as $key => $address) {
- $address = trim($address);
- if (preg_match('/(.*?) <(.*)>/s', $address, $matches)) {
- // Address is of the type User Name <user@domain.tld>.
- $test = user_validate_mail($matches[2]);
- $to_array[$key] = trim($matches[1]) . ' <' . $matches[2] . '>';
- }
- else {
- // Address must be user@domain.tld.
- $test = user_validate_mail($address);
- }
- if ($test) {
- form_set_error('txt_to', $test);
- }
- }
- $print_mail_hourly_threshold = variable_get('print_mail_hourly_threshold', PRINT_MAIL_HOURLY_THRESHOLD);
- if ((!user_access('send unlimited emails')) && (!flood_is_allowed('print_mail', $print_mail_hourly_threshold - count($to_array) + 1))) {
- form_set_error('txt_to', t('You cannot send more than %number messages per hour. Please reduce the number of recipients.', array('%number' => $print_mail_hourly_threshold)));
- }
- // In all fields, prevent insertion of custom headers.
- foreach ($form_state['values'] as $key => $string) {
- if ((drupal_substr($key, 0, 4) == 'fld_') && ((strpos($string, "\n") !== FALSE) || (strpos($string, "\r") !== FALSE))) {
- form_set_error($key, 'Found invalid character');
- }
- }
- $form_state['values']['fld_from_addr'] = $from_addr;
- $form_state['values']['fld_from_name'] = trim($form_state['values']['fld_from_name']);
- // Re-create the string from the re-organized array.
- $form_state['values']['txt_to']['addrs'] = implode(', ', $to_array);
- }
- /**
- * Form submission handler for print_mail_form().
- *
- * @see print_mail_form()
- * @see print_controller()
- * @ingroup forms
- */
- function print_mail_form_submit($form, &$form_state) {
- if (!array_key_exists('cancel', $form_state['input'])) {
- module_load_include('inc', 'print', 'print.pages');
- module_load_include('inc', 'print', 'includes/print');
- $link = print_mail_print_link();
- $cid = isset($form_state['values']['cid']) ? $form_state['values']['cid'] : NULL;
- $view_mode = $form_state['values']['chk_teaser'] ? 'teaser' : PRINT_VIEW_MODE;
- $node = print_controller($form_state['values']['path'], $link['format'], $cid, $view_mode);
- if ($node) {
- $print_mail_send_option_default = variable_get('print_mail_send_option_default', PRINT_MAIL_SEND_OPTION_DEFAULT);
- $params = array();
- $params['subject'] = $form_state['values']['fld_subject'];
- $params['message'] = t('Message from sender') . ':<br /><br /><em>' . nl2br(check_plain($form_state['values']['txt_message'])) . '</em>';
- $params['link'] = url($form_state['values']['path'], array('absolute' => TRUE, 'query' => $form_state['values']['query']));
- $params['title'] = $form_state['values']['title'];
- // If a name is provided, make From: in the format Common Name <address>.
- if (!empty($form_state['values']['fld_from_name'])) {
- $from = '"' . mime_header_encode($form_state['values']['fld_from_name']) . '" <' . $form_state['values']['fld_from_addr'] . '>';
- }
- else {
- $from = $form_state['values']['fld_from_addr'];
- }
- // If using reply-to, move the From: info to the params array, so that it
- // is passed to hook_mail later.
- if (variable_get('print_mail_use_reply_to', PRINT_MAIL_USE_REPLY_TO)) {
- $params['from'] = $from;
- $from = NULL;
- }
- // Spaces in img URLs must be replaced with %20.
- $pattern = '!<(img\s[^>]*?)>!is';
- $node->content = preg_replace_callback($pattern, '_print_replace_spaces', $node->content);
- $params['body'] = theme('print', array(
- 'node' => $node,
- 'query' => $form_state['values']['query'],
- 'format' => $link['format'],
- 'expand_css' => TRUE,
- 'message' => $params['message'],
- ));
- // Img elements must be set to absolute.
- $pattern = '!<(img\s[^>]*?)>!is';
- $params['body'] = preg_replace_callback($pattern, '_print_rewrite_urls', $params['body']);
- // Convert the a href elements, to make sure no relative links remain.
- $pattern = '!<(a\s[^>]*?)>!is';
- $params['body'] = preg_replace_callback($pattern, '_print_rewrite_urls', $params['body']);
- // Enable support for third-party modules to alter the e-mail before
- // being sent.
- drupal_alter('print_mail', $params, $to);
- $ok = FALSE;
- $use_job_queue = variable_get('print_mail_job_queue', PRINT_MAIL_JOB_QUEUE_DEFAULT);
- $queue = NULL;
- if ($use_job_queue) {
- $queue = DrupalQueue::get('print_mail_send');
- }
- $addresses = explode(', ', $form_state['values']['txt_to']['addrs']);
- foreach ($addresses as $to) {
- $ret = array();
- if ($use_job_queue) {
- // Use job queue to send mails during cron runs.
- $queue->createItem(array(
- 'module' => 'print_mail',
- 'key' => $print_mail_send_option_default,
- 'to' => $to,
- 'language' => language_default(),
- 'params' => $params,
- 'from' => $from,
- ));
- }
- else {
- // Send mail immediately using Drupal's mail handler.
- $ret = drupal_mail('print_mail', $print_mail_send_option_default, $to, language_default(), $params, $from);
- }
- if ($use_job_queue || $ret['result']) {
- flood_register_event('print_mail');
- $ok = TRUE;
- }
- }
- if ($ok) {
- $query = empty($form_state['values']['query']) ? '' : '?' . rawurldecode(drupal_http_build_query($form_state['values']['query']));
- watchdog('print_mail', '%name [%from] sent %page to [%to]', array(
- '%name' => $form_state['values']['fld_from_name'],
- '%from' => $form_state['values']['fld_from_addr'],
- '%page' => $form_state['values']['path'] . $query,
- '%to' => $form_state['values']['txt_to']['addrs'],
- ));
- $site_name = variable_get('site_name', t('us'));
- drupal_set_message(check_plain(t('Thank you for spreading the word about !site.', array('!site' => $site_name))));
- $nodepath = drupal_get_normal_path($form_state['values']['path']);
- db_update('print_mail_page_counter')
- ->fields(array(
- 'sentcount' => 1,
- 'sent_timestamp' => REQUEST_TIME,
- ))
- ->condition('path', $nodepath, '=')
- ->expression('sentcount', 'sentcount + :inc', array(':inc' => count($addresses)))
- ->execute();
- }
- }
- }
- $form_state['redirect'] = array(
- preg_replace('!^book/export/html/!', 'node/', $form_state['values']['path']), array(
- 'query' => $form_state['values']['query'],
- ),
- );
- }
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