register_hook($event, 'BEFORE', $this, '_handle'); } } function _handle(&$event, $param) { if (!in_array($event->data, array('recommend', 'plugin_recommend'))) { return; } $event->preventDefault(); if ($event->name === 'ACTION_ACT_PREPROCESS') { return; } $event->stopPropagation(); if ($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['sectok']) && !($err = $this->_handle_post())) { if ($event->name === 'AJAX_CALL_UNKNOWN') { /* To signal success to AJAX. */ header('HTTP/1.1 204 No Content'); return; } echo 'Thanks for recommending our site.'; return; } /* To display msgs even via AJAX. */ echo ' '; if (isset($err)) { msg($err, -1); } $this->_show_form(); } function _show_form() { $r_name = isset($_REQUEST['r_name']) ? $_REQUEST['r_name'] : ''; $r_email = isset($_REQUEST['r_email']) ? $_REQUEST['r_email'] : ''; $s_name = isset($_REQUEST['s_name']) ? $_REQUEST['s_name'] : ''; $s_email = isset($_REQUEST['s_email']) ? $_REQUEST['s_email'] : ''; $comment = isset($_REQUEST['comment']) ? $_REQUEST['r_comment'] : ''; if (isset($_REQUEST['id'])) { $id = $_REQUEST['id']; } else { global $ID; if (!isset($ID)) { msg('Unknown page', -1); return; } $id = $ID; } $form = new Doku_Form('recommend_plugin', '?do=recommend'); $form->addHidden('id', $id); $form->startFieldset('Recommend page “' . hsc($id). '”'); if (isset($_SERVER['REMOTE_USER'])) { global $USERINFO; $form->addHidden('s_name', $USERINFO['name']); $form->addHidden('s_email', $USERINFO['mail']); } else { $form->addElement(form_makeTextField('s_name', $s_name, 'Your name')); $form->addElement(form_makeTextField('s_email', $s_email, 'Your email address')); } $form->addElement(form_makeTextField('r_name', $r_name, 'Recipient name')); $form->addElement(form_makeTextField('r_email', $r_email, 'Recipient email address')); $form->addElement(''.hsc('Additional comment').''. '' . $comment . ''); $helper = null; if(@is_dir(DOKU_PLUGIN.'captcha')) $helper = plugin_load('helper','captcha'); if(!is_null($helper) && $helper->isEnabled()){ $form->addElement($helper->getHTML()); } $form->addElement(form_makeButton('submit', '', 'Send recommendation')); $form->addElement(form_makeButton('submit', 'cancel', 'Cancel')); $form->printForm(); } function _handle_post() { $helper = null; if(@is_dir(DOKU_PLUGIN.'captcha')) $helper = plugin_load('helper','captcha'); if(!is_null($helper) && $helper->isEnabled() && !$helper->check()) { return 'Wrong captcha'; } /* Validate input. */ if (!isset($_POST['r_email']) || !mail_isvalid($_POST['r_email'])) { return 'Invalid recipient email address submitted'; } $r_email = $_POST['r_email']; if (!isset($_POST['s_email']) || !mail_isvalid($_POST['s_email'])) { return 'Invalid sender email address submitted'; } $s_email = $_POST['s_email']; if (!isset($_POST['id']) || !page_exists($_POST['id'])) { return 'Invalid page submitted'; } $page = $_POST['id']; if (!isset($_POST['r_name']) || trim($_POST['r_name']) === '') { return 'Invalid recipient name submitted'; } $r_name = $_POST['r_name']; if (!isset($_POST['s_name']) || trim($_POST['s_name']) === '') { return 'Invalid sender name submitted'; } $s_name = $_POST['s_name']; $comment = isset($_POST['comment']) ? $_POST['comment'] : null; /* Prepare mail text. */ $mailtext = file_get_contents(dirname(__FILE__).'/template.txt'); global $conf; global $USERINFO; foreach (array('NAME' => $r_name, 'PAGE' => $page, 'SITE' => $conf['title'], 'URL' => wl($page, '', true), 'COMMENT' => $comment, 'AUTHOR' => "$s_name <$s_email>") as $var => $val) { $mailtext = str_replace('@' . $var . '@', $val, $mailtext); } /* Limit to two empty lines. */ $mailtext = preg_replace('/\n{4,}/', "\n\n\n", $mailtext); /* Perform stuff. */ mail_send($r_email, 'Page recommendation', $mailtext); $log = new Plugin_Recommend_Log(date('Y-m')); $log->writeEntry($page, "$s_name <$s_email>", "$r_name <$r_email>"); return false; } }