webform.emails.inc in Webform 7.3
Same filename and directory in other branches
Provides interface and database handling for e-mail settings of a webform.
@author Nathan Haug <nate@lullabot.com>
File
includes/webform.emails.incView source
<?php
/**
* @file
* Provides interface and database handling for e-mail settings of a webform.
*
* @author Nathan Haug <nate@lullabot.com>
*/
/**
* Overview form of all components for this webform.
*/
function webform_emails_form($form, $form_state, $node) {
module_load_include('inc', 'webform', 'includes/webform.components');
$form['#attached']['library'][] = array(
'webform',
'admin',
);
$form['#tree'] = TRUE;
$form['#node'] = $node;
$form['components'] = array();
$form['nid'] = array(
'#type' => 'value',
'#value' => $node->nid,
);
foreach ($node->webform['emails'] as $eid => $email) {
$email_addresses = array_filter(explode(',', $email['email']));
foreach ($email_addresses as $key => $email_address) {
$email_addresses[$key] = check_plain(webform_format_email_address($email_address, NULL, $node, NULL, FALSE));
}
$form['emails'][$eid]['email'] = array(
'#markup' => implode('<br />', $email_addresses),
);
$form['emails'][$eid]['subject'] = array(
'#markup' => check_plain(webform_format_email_subject($email['subject'], $node)),
);
$form['emails'][$eid]['from'] = array(
'#markup' => check_plain(webform_format_email_address($email['from_address'], $email['from_name'], $node, NULL, FALSE)),
);
}
$form['add'] = array(
'#theme' => 'webform_email_add_form',
'#tree' => FALSE,
);
$form['add']['email_option'] = array(
'#type' => 'radios',
'#options' => array(
'custom' => t('Address'),
'component' => t('Component value'),
),
'#default_value' => 'custom',
);
$form['add']['email_custom'] = array(
'#type' => 'textfield',
'#size' => 24,
'#maxlength' => 500,
);
$form['add']['email_component'] = array(
'#type' => 'select',
'#options' => webform_component_list($node, 'email_address', FALSE),
);
if (empty($form['add']['email_component']['#options'])) {
$form['add']['email_component']['#options'][''] = t('No available components');
$form['add']['email_component']['#disabled'] = TRUE;
}
$form['add_button'] = array(
'#type' => 'submit',
'#value' => t('Add'),
'#weight' => 45,
);
$form['#validate'] = array(
'webform_email_address_validate',
);
return $form;
}
/**
* Theme the node components form. Use a table to organize the components.
*
* @param $form
* The form array.
*
* @return
* Formatted HTML form, ready for display.
*/
function theme_webform_emails_form($variables) {
$form = $variables['form'];
$node = $form['#node'];
$header = array(
t('E-mail to'),
t('Subject'),
t('From'),
array(
'data' => t('Operations'),
'colspan' => 2,
),
);
$rows = array();
if (!empty($form['emails'])) {
foreach (element_children($form['emails']) as $eid) {
// Add each component to a table row.
$rows[] = array(
drupal_render($form['emails'][$eid]['email']),
drupal_render($form['emails'][$eid]['subject']),
drupal_render($form['emails'][$eid]['from']),
l(t('Edit'), 'node/' . $node->nid . '/webform/emails/' . $eid),
l(t('Delete'), 'node/' . $node->nid . '/webform/emails/' . $eid . '/delete'),
);
}
}
else {
$rows[] = array(
array(
'data' => t('Currently not sending e-mails, add an e-mail recipient below.'),
'colspan' => 5,
),
);
}
// Add a row containing form elements for a new item.
$row_data = array(
array(
'colspan' => 3,
'data' => drupal_render($form['add']),
),
array(
'colspan' => 2,
'data' => drupal_render($form['add_button']),
),
);
$rows[] = array(
'data' => $row_data,
'class' => array(
'webform-add-form',
),
);
$output = '';
$output .= theme('table', array(
'header' => $header,
'rows' => $rows,
'attributes' => array(
'id' => 'webform-emails',
),
));
$output .= drupal_render_children($form);
return $output;
}
/**
* Theme the add new e-mail settings form on the node/x/webform/emails page.
*/
function theme_webform_email_add_form($variables) {
$form = $variables['form'];
// Add a default value to the custom e-mail textfield.
$form['email_custom']['#attributes']['rel'] = t('email@example.com');
$form['email_custom']['#attributes']['class'][] = 'webform-set-active';
$form['email_custom']['#attributes']['class'][] = 'webform-default-value';
$form['email_option']['custom']['#theme_wrappers'] = array(
'webform_inline_radio',
);
$form['email_option']['custom']['#inline_element'] = drupal_render($form['email_custom']);
// Render the component value.
$form['email_component']['#attributes']['class'][] = 'webform-set-active';
$form['email_option']['component']['#theme_wrappers'] = array(
'webform_inline_radio',
);
$form['email_option']['component']['#inline_element'] = drupal_render($form['email_component']);
return drupal_render_children($form);
}
/**
* Submit handler for webform_emails_form().
*/
function webform_emails_form_submit($form, &$form_state) {
if ($form_state['values']['email_option'] == 'custom') {
$email = $form_state['values']['email_custom'];
}
else {
$email = $form_state['values']['email_component'];
}
$form_state['redirect'] = array(
'node/' . $form['#node']->nid . '/webform/emails/new',
array(
'query' => array(
'option' => $form_state['values']['email_option'],
'email' => trim($email),
),
),
);
}
/**
* Form for configuring an e-mail setting and template.
*/
function webform_email_edit_form($form, $form_state, $node, $email = array()) {
module_load_include('inc', 'webform', 'includes/webform.components');
$form['#attached']['library'][] = array(
'webform',
'admin',
);
$form['#attached']['js'][] = array(
'data' => array(
'webform' => array(
'revertConfirm' => t('Are you sure you want to revert any changes to your template back to the default?'),
),
),
'type' => 'setting',
);
$form['#tree'] = TRUE;
$form['node'] = array(
'#type' => 'value',
'#value' => $node,
);
$form['eid'] = array(
'#type' => 'value',
'#value' => isset($email['eid']) ? $email['eid'] : NULL,
);
// All these fields work essentially the same, with a radio button set,
// a textfield for custom values, and a select list for a component.
foreach (array(
'email',
'subject',
'from_address',
'from_name',
) as $field) {
switch ($field) {
case 'email':
$default_value = NULL;
$title = t('E-mail to address');
$description = t('Form submissions will be e-mailed to this address. Any email, select, or hidden form element may be selected as the recipient address. Multiple e-mail addresses may be separated by commas.');
break;
case 'subject':
$default_value = _webform_filter_values(webform_variable_get('webform_default_subject'), $node);
$title = t('E-mail subject');
$description = t('Any textfield, select, or hidden form element may be selected as the subject for e-mails.');
break;
case 'from_address':
$default_value = _webform_filter_values(webform_variable_get('webform_default_from_address'), $node);
$title = t('E-mail from address');
$description = t('Any email, select, or hidden form element may be selected as the sender\'s e-mail address.');
break;
case 'from_name':
$default_value = _webform_filter_values(webform_variable_get('webform_default_from_name'), $node);
$title = t('E-mail from name');
$description = t('Any textfield, select, or hidden form element may be selected as the sender\'s name for e-mails.');
break;
}
$form[$field . '_option'] = array(
'#title' => $title,
'#type' => 'radios',
'#default_value' => is_numeric($email[$field]) ? 'component' : (empty($default_value) || $email[$field] != 'default' && isset($email[$field]) ? 'custom' : 'default'),
'#description' => $description,
);
if (!empty($default_value)) {
$form[$field . '_option']['#options']['default'] = t('Default: %value', array(
'%value' => $default_value,
));
}
$form[$field . '_option']['#options']['custom'] = t('Custom');
$form[$field . '_option']['#options']['component'] = t('Component');
$form[$field . '_custom'] = array(
'#type' => 'textfield',
'#size' => 40,
'#default_value' => !is_numeric($email[$field]) && $email[$field] != 'default' ? $email[$field] : NULL,
'#maxlength' => $field == 'email' ? 500 : 255,
);
$options = webform_component_list($node, $field == 'from_address' || $field == 'email' ? 'email_address' : 'email_name', FALSE);
$form[$field . '_component'] = array(
'#type' => 'select',
'#default_value' => is_numeric($email[$field]) ? $email[$field] : NULL,
'#options' => empty($options) ? array(
'' => t('No available components'),
) : $options,
'#disabled' => empty($options) ? TRUE : FALSE,
'#weight' => 6,
);
}
// Do not show the "E-mail from name" if using the short e-mail format.
if (variable_get('webform_email_address_format', 'long') == 'short') {
$form['from_name_option']['#access'] = FALSE;
$form['from_name_custom']['#access'] = FALSE;
$form['from_name_component']['#access'] = FALSE;
}
// Add the template fieldset.
$form['template'] = array(
'#type' => 'fieldset',
'#title' => t('E-mail template'),
'#collapsible' => TRUE,
'#collapsed' => !empty($email['cid']) && empty($email['template']),
'#description' => t('An e-mail template can customize the display of e-mails.'),
'#weight' => 15,
'#tree' => FALSE,
'#attributes' => array(
'id' => 'webform-template-fieldset',
),
);
$form['template']['template_option'] = array(
'#type' => 'select',
'#options' => array(
'default' => t('Default template'),
'custom' => t('Custom template'),
),
'#default_value' => $email['template'] == 'default' ? 'default' : 'custom',
);
$default_template = theme(array(
'webform_mail_' . $node->nid,
'webform_mail',
'webform_mail_message',
), array(
'node' => $node,
'email' => $email,
));
$template = $email['template'] == 'default' ? $default_template : $email['template'];
$form['template']['template'] = array(
'#type' => 'textarea',
'#rows' => max(10, min(20, count(explode("\n", $template)))),
'#default_value' => $template,
'#wysiwyg' => webform_email_html_capable() ? NULL : FALSE,
);
$form['template']['html'] = array(
'#type' => 'checkbox',
'#title' => t('Send e-mail as HTML'),
'#default_value' => $email['html'],
'#access' => webform_email_html_capable() && !variable_get('webform_format_override', 0),
);
$form['template']['attachments'] = array(
'#type' => 'checkbox',
'#title' => t('Include files as attachments'),
'#default_value' => $email['attachments'],
'#access' => webform_email_html_capable(),
);
$form['template']['tokens'] = array(
'#markup' => theme('webform_token_help', array(
'groups' => 'all',
)),
);
$form['template']['components'] = array(
'#type' => 'select',
'#title' => t('Included e-mail values'),
'#options' => webform_component_list($node, 'email', TRUE),
'#default_value' => array_diff(array_keys($node->webform['components']), $email['excluded_components']),
'#multiple' => TRUE,
'#size' => 10,
'#description' => t('The selected components will be included in the %email_values token. Individual values may still be printed if explicitly specified as a %email[key] in the template.'),
'#process' => array(
'webform_component_select',
),
);
// TODO: Allow easy re-use of existing templates.
$form['templates']['#tree'] = TRUE;
$form['templates']['default'] = array(
'#type' => 'textarea',
'#value' => $default_template,
'#resizable' => FALSE,
'#weight' => 19,
'#wysiwyg' => FALSE,
);
// Add the submit button.
$form['actions'] = array(
'#type' => 'actions',
);
$form['actions']['submit'] = array(
'#type' => 'submit',
'#value' => t('Save e-mail settings'),
'#weight' => 20,
);
$form['#validate'] = array(
'webform_email_address_validate',
'webform_email_edit_form_validate',
);
return $form;
}
/**
* Theme the Webform mail settings section of the node form.
*/
function theme_webform_email_edit_form($variables) {
$form = $variables['form'];
// Loop through fields, rendering them into radio button options.
foreach (array(
'email',
'subject',
'from_address',
'from_name',
) as $field) {
foreach (array(
'custom',
'component',
) as $option) {
$form[$field . '_' . $option]['#attributes']['class'][] = 'webform-set-active';
$form[$field . '_option'][$option]['#theme_wrappers'] = array(
'webform_inline_radio',
);
$form[$field . '_option'][$option]['#inline_element'] = drupal_render($form[$field . '_' . $option]);
}
if (isset($form[$field . '_option']['#options']['default'])) {
$form[$field . '_option']['default']['#theme_wrappers'] = array(
'webform_inline_radio',
);
}
}
$details = '';
$details .= drupal_render($form['subject_option']);
$details .= drupal_render($form['from_address_option']);
$details .= drupal_render($form['from_name_option']);
$form['details'] = array(
'#type' => 'fieldset',
'#title' => t('E-mail header details'),
'#weight' => 10,
'#children' => $details,
'#collapsible' => FALSE,
'#parents' => array(
'details',
),
'#groups' => array(
'details' => array(),
),
'#attributes' => array(),
);
// Ensure templates are completely hidden.
$form['templates']['#prefix'] = '<div id="webform-email-templates" style="display: none">';
$form['templates']['#suffix'] = '</div>';
// Re-sort the elements since we added the details fieldset.
$form['#sorted'] = FALSE;
$children = element_children($form, TRUE);
return drupal_render_children($form, $children);
}
/**
* Validate handler for webform_email_edit_form() and webform_emails_form().
*/
function webform_email_address_validate($form, &$form_state) {
if ($form_state['values']['email_option'] == 'custom') {
$email = trim($form_state['values']['email_custom']);
if (empty($email)) {
form_set_error('email_custom', t('When adding a new custom e-mail, the e-mail field is required.'));
}
else {
$emails = array_filter(explode(',', $email));
foreach ($emails as $email) {
if (!valid_email_address(trim($email))) {
form_set_error('email_custom', t('The entered e-mail address "@email" does not appear valid.', array(
'@email' => $email,
)));
}
}
}
}
}
/**
* Validate handler for webform_email_edit_form().
*/
function webform_email_edit_form_validate($form, &$form_state) {
if ($form_state['values']['from_address_option'] == 'custom' && !valid_email_address($form_state['values']['from_address_custom'])) {
form_set_error('from_address_custom', t('The entered e-mail address "@email" does not appear valid.', array(
'@email' => $form_state['values']['from_address_custom'],
)));
}
}
/**
* Submit handler for webform_email_edit_form().
*/
function webform_email_edit_form_submit($form, &$form_state) {
// Ensure a webform record exists.
$node = $form_state['values']['node'];
webform_ensure_record($node);
// Merge the e-mail, name, address, and subject options into single values.
$email = array(
'eid' => $form_state['values']['eid'],
'nid' => $node->nid,
);
foreach (array(
'email',
'from_name',
'from_address',
'subject',
) as $field) {
$option = $form_state['values'][$field . '_option'];
if ($option == 'default') {
$email[$field] = 'default';
}
else {
$email[$field] = $form_state['values'][$field . '_' . $option];
}
}
// Ensure templates are unaffected by differences in line breaks.
$form_state['values']['template'] = str_replace(array(
"\r",
"\n",
), array(
'',
"\n",
), $form_state['values']['template']);
$form_state['values']['templates']['default'] = str_replace(array(
"\r",
"\n",
), array(
'',
"\n",
), $form_state['values']['templates']['default']);
// Set the template value.
// TODO: Support reuse of templates.
if (strcmp(trim($form_state['values']['templates']['default']), trim($form_state['values']['template'])) == 0) {
$email['template'] = 'default';
}
else {
$email['template'] = $form_state['values']['template'];
}
// Save the attachment and HTML options provided by MIME mail.
$email['html'] = empty($form_state['values']['html']) ? 0 : 1;
$email['attachments'] = empty($form_state['values']['attachments']) ? 0 : 1;
// Save the list of included components.
// We actually maintain an *exclusion* list, so any new components will
// default to being included in the %email_values token until unchecked.
$included = array_keys(array_filter((array) $form_state['values']['components']));
$excluded = array_diff(array_keys($node->webform['components']), $included);
$email['excluded_components'] = $excluded;
if (empty($form_state['values']['eid'])) {
drupal_set_message(t('Email settings added.'));
$form_state['values']['eid'] = webform_email_insert($email);
}
else {
drupal_set_message(t('Email settings updated.'));
webform_email_update($email);
}
// Clear the entity cache if Entity Cache module is installed.
if (module_exists('entitycache')) {
entity_get_controller('node')
->resetCache(array(
$node->nid,
));
}
$form_state['redirect'] = array(
'node/' . $node->nid . '/webform/emails',
);
}
/**
* Form for deleting an e-mail setting.
*/
function webform_email_delete_form($form, $form_state, $node, $email) {
$eid = $email['eid'];
$form['node'] = array(
'#type' => 'value',
'#value' => $node,
);
$form['email'] = array(
'#type' => 'value',
'#value' => $email,
);
$question = t('Delete e-mail settings?');
if (is_numeric($email['email'])) {
$description = t('This will immediately delete the e-mail settings based on the @component component.', array(
'@component' => $email['email'],
));
}
else {
$description = t('This will immediately delete the e-mail settings sending to the @address address.', array(
'@address' => $email['email'],
));
}
return confirm_form($form, $question, 'node/' . $node->nid . '/webform/emails', $description, t('Delete'));
}
/**
* Submit handler for webform_email_delete_form().
*/
function webform_email_delete_form_submit($form, &$form_state) {
// Delete the e-mail settings.
$node = $form_state['values']['node'];
$email = $form_state['values']['email'];
webform_email_delete($node, $email);
drupal_set_message(t('E-mail settings deleted.'));
// Check if this webform still contains any information.
unset($node->webform['emails'][$email['eid']]);
webform_check_record($node);
// Clear the entity cache if Entity Cache module is installed.
if (module_exists('entitycache')) {
entity_get_controller('node')
->resetCache(array(
$node->nid,
));
}
$form_state['redirect'] = 'node/' . $node->nid . '/webform/emails';
}
/**
* Load an e-mail setting from the database or initialize a new e-mail.
*/
function webform_email_load($eid, $nid) {
$node = node_load($nid);
if ($eid == 'new') {
$email = array(
'email' => '',
'subject' => 'default',
'from_name' => 'default',
'from_address' => 'default',
'template' => 'default',
'excluded_components' => array(),
'html' => variable_get('webform_default_format', 0),
'attachments' => 0,
);
}
else {
$email = isset($node->webform['emails'][$eid]) ? $node->webform['emails'][$eid] : FALSE;
if (variable_get('webform_format_override', 0)) {
$email['html'] = variable_get('webform_default_format', 0);
}
}
return $email;
}
/**
* Insert a new e-mail setting into the database.
*
* @param $email
* An array of settings for sending an e-mail.
*/
function webform_email_insert($email) {
// TODO: This is not race-condition safe. Switch to using transactions?
if (!isset($email['eid'])) {
$next_id_query = db_select('webform_emails')
->condition('nid', $email['nid']);
$next_id_query
->addExpression('MAX(eid) + 1', 'eid');
$email['eid'] = $next_id_query
->execute()
->fetchField();
if ($email['eid'] == NULL) {
$email['eid'] = 1;
}
}
$email['excluded_components'] = implode(',', $email['excluded_components']);
$success = drupal_write_record('webform_emails', $email);
return $success ? $email['eid'] : FALSE;
}
/**
* Update an existing e-mail setting with new values.
*
* @param $email
* An array of settings for sending an e-mail containing a nid, eid, and all
* other fields from the e-mail form.
*/
function webform_email_update($email) {
$email['excluded_components'] = implode(',', $email['excluded_components']);
return drupal_write_record('webform_emails', $email, array(
'nid',
'eid',
));
}
/**
* Delete an e-mail setting.
*/
function webform_email_delete($node, $email) {
db_delete('webform_emails')
->condition('nid', $node->nid)
->condition('eid', $email['eid'])
->execute();
}
Functions
Name | Description |
---|---|
theme_webform_emails_form | Theme the node components form. Use a table to organize the components. |
theme_webform_email_add_form | Theme the add new e-mail settings form on the node/x/webform/emails page. |
theme_webform_email_edit_form | Theme the Webform mail settings section of the node form. |
webform_emails_form | Overview form of all components for this webform. |
webform_emails_form_submit | Submit handler for webform_emails_form(). |
webform_email_address_validate | Validate handler for webform_email_edit_form() and webform_emails_form(). |
webform_email_delete | Delete an e-mail setting. |
webform_email_delete_form | Form for deleting an e-mail setting. |
webform_email_delete_form_submit | Submit handler for webform_email_delete_form(). |
webform_email_edit_form | Form for configuring an e-mail setting and template. |
webform_email_edit_form_submit | Submit handler for webform_email_edit_form(). |
webform_email_edit_form_validate | Validate handler for webform_email_edit_form(). |
webform_email_insert | Insert a new e-mail setting into the database. |
webform_email_load | Load an e-mail setting from the database or initialize a new e-mail. |
webform_email_update | Update an existing e-mail setting with new values. |