| Current File : //home/quantums/gsc-ltd.net/wp-content/plugins/newsletter/emails/emails.php |
<?php
defined('ABSPATH') || exit;
class NewsletterEmails extends NewsletterModule {
static $instance;
const EDITOR_COMPOSER = 2;
const EDITOR_HTML = 1;
const EDITOR_TINYMCE = 0;
static $PRESETS_LIST;
const PRESET_EMAIL_TYPE = 'composer_template';
// Cache
var $blocks = null;
/**
* @return NewsletterEmails
*/
static function instance() {
if (self::$instance == null) {
self::$instance = new NewsletterEmails();
}
return self::$instance;
}
function __construct() {
self::$PRESETS_LIST = array("cta", "invite", "announcement", "posts", "sales", "product", "tour", "simple");
$this->themes = new NewsletterThemes('emails');
parent::__construct('emails', '1.1.5');
add_action('newsletter_action', array($this, 'hook_newsletter_action'), 13, 3);
add_action('newsletter_init', [$this, 'hook_newsletter_init']);
if (is_admin()) {
// Thank you to plugins which add the WP editor on other admin plugin pages...
if (isset($_GET['page']) && $_GET['page'] == 'newsletter_emails_edit') {
global $wp_actions;
$wp_actions['wp_enqueue_editor'] = 1;
}
}
}
function hook_newsletter_init() {
if (is_admin()) {
if (defined('DOING_AJAX') && DOING_AJAX) {
if (Newsletter::instance()->is_allowed()) {
add_action('wp_ajax_tnpc_render', array($this, 'tnpc_render_callback'));
add_action('wp_ajax_tnpc_preview', array($this, 'tnpc_preview_callback'));
add_action('wp_ajax_tnpc_css', array($this, 'tnpc_css_callback'));
add_action('wp_ajax_tnpc_options', array($this, 'hook_wp_ajax_tnpc_options'));
add_action('wp_ajax_tnpc_get_all_presets', array($this, 'ajax_get_all_presets'));
add_action('wp_ajax_tnpc_get_preset', array($this, 'ajax_get_preset'));
add_action('wp_ajax_tnpc_delete_preset', array($this, 'hook_wp_ajax_tnpc_delete_preset'));
add_action('wp_ajax_tnpc_regenerate_email', array($this, 'hook_wp_ajax_tnpc_regenerate_email'));
}
}
}
}
function options_decode($options) {
// Old "query string" format
if (is_string($options) && strpos($options, 'options[') !== false) {
$opts = [];
parse_str($options, $opts);
$options = $opts['options'];
}
if (is_array($options)) {
return $options;
}
// Json data should be base64 encoded, but for short time it wasn't
$tmp = json_decode($options, true);
if (is_null($tmp)) {
return json_decode(base64_decode($options), true);
} else {
return $tmp;
}
}
/**
*
* @param array $options Options array
*/
function options_encode($options) {
return base64_encode(json_encode($options, JSON_HEX_TAG | JSON_HEX_AMP));
}
/**
* Builds and returns the HTML with the form fields of a specific block.
*
* @global wpdb $wpdb
*/
function hook_wp_ajax_tnpc_options() {
global $wpdb;
$block = $this->get_block($_REQUEST['id']);
if (!$block) {
die('Block not found with id ' . esc_html($_REQUEST['id']));
}
if (!class_exists('NewsletterControls')) {
include NEWSLETTER_INCLUDES_DIR . '/controls.php';
}
$options = $this->options_decode(stripslashes_deep($_REQUEST['options']));
$composer = isset($_POST['composer']) ? $_POST['composer'] : [];
$context = array('type' => '');
if (isset($_REQUEST['context_type'])) {
$context['type'] = $_REQUEST['context_type'];
}
$controls = new NewsletterControls($options);
$fields = new NewsletterFields($controls);
$controls->init();
echo '<input type="hidden" name="action" value="tnpc_render">';
echo '<input type="hidden" name="id" value="' . esc_attr($_REQUEST['id']) . '">';
echo '<input type="hidden" name="context_type" value="' . esc_attr($context['type']) . '">';
$inline_edits = '';
if (isset($controls->data['inline_edits'])) {
$inline_edits = $controls->data['inline_edits'];
}
echo '<input type="hidden" name="options[inline_edits]" value="', esc_attr($this->options_encode($inline_edits)), '">';
echo "<h2>", esc_html($block["name"]), "</h2>";
include $block['dir'] . '/options.php';
wp_die();
}
/**
* Retrieves the presets list (no id in GET) or a specific preset id in GET)
*/
public function ajax_get_all_presets() {
wp_send_json_success($this->get_all_preset());
}
public function ajax_get_preset() {
if (empty($_REQUEST['id'])) {
wp_send_json_error([
'msg' => __('Invalid preset ID')
]);
}
$preset_id = $_REQUEST['id'];
$preset_content = $this->get_preset_content($preset_id);
$global_options = $this->get_preset_global_options($preset_id);
wp_send_json_success([
'content' => $preset_content,
'globalOptions' => $global_options,
]);
}
private function get_preset_content($preset_id) {
$content = '';
if ($this->is_a_tnp_default_preset($preset_id)) {
// Get preset from file
$preset = $this->get_preset_from_file($preset_id);
foreach ($preset->blocks as $item) {
ob_start();
$this->render_block($item->block, true, (array) $item->options);
$content .= trim(ob_get_clean());
}
} else {
// Get preset from db
$preset_email = $this->get_email(intval($preset_id));
$global_options = $this->extract_global_options_from($preset_email);
$content = $this->regenerate_email_blocks($preset_email->message, $global_options);
}
return $content;
}
private function get_preset_global_options($preset_id) {
if ($this->is_a_tnp_default_preset($preset_id)) {
return [];
}
// Get preset from db
$preset_email = $this->get_email(intval($preset_id));
$global_options = $this->extract_global_options_from($preset_email);
return $global_options;
}
private function extract_global_options_from($email) {
$global_options = [];
foreach ($email->options as $global_option_name => $global_option) {
if (strpos($global_option_name, 'composer_') === 0) {
$global_options[str_replace('composer_', '', $global_option_name)] = $global_option;
}
}
return $global_options;
}
private function is_a_tnp_default_preset($preset_id) {
return in_array($preset_id, self::$PRESETS_LIST);
}
private function get_all_preset() {
$content = "<div class='tnpc-preset-container'>";
if ($this->is_normal_context_request()) {
$content .= "<div class='tnpc-preset-legacy-themes'><a href='" . $this->get_admin_page_url('theme') . "'>" . __('Looking for legacy themes?', 'newsletter') . "</a></div>";
}
// LOAD USER PRESETS
$user_preset_list = $this->get_emails(self::PRESET_EMAIL_TYPE);
foreach ($user_preset_list as $user_preset) {
$default_icon_url = NEWSLETTER_URL . "/emails/presets/default-icon.png?ver=2";
$preset_name = $user_preset->subject;
$delete_preset_text = __('Delete', 'newsletter');
$edit_preset_text = __('Edit', 'newsletter');
// esc_js() assumes the string will be in single quote (arghhh!!!)
$onclick_edit = 'tnpc_edit_preset(' . ((int) $user_preset->id) . ', \'' . esc_js($preset_name) . '\', event)';
$onclick_delete = 'tnpc_delete_preset(' . ((int) $user_preset->id) . ', \'' . esc_js($preset_name) . '\', event)';
$onclick_load = 'tnpc_load_preset(' . ((int) $user_preset->id) . ', \'' . esc_js($preset_name) . '\', event)';
$content .= "<div class='tnpc-preset' onclick='" . esc_attr($onclick_load) . "'>\n";
$content .= "<img src='$default_icon_url' title='" . esc_attr($preset_name) . "' alt='" . esc_attr($preset_name) . "'>\n";
$content .= "<span class='tnpc-preset-label'>" . esc_html($user_preset->subject) . "</span>\n";
$content .= "<span class='tnpc-delete-preset' onclick='" . esc_attr($onclick_delete) . "' title='" . esc_attr($delete_preset_text) . "'><i class='fas fa-times'></i></span>\n";
$content .= "<span class='tnpc-edit-preset' onclick='" . esc_attr($onclick_edit) . "' title='" . esc_attr($edit_preset_text) . "'><i class='fas fa-pencil-alt'></i></span>\n";
$content .= "</div>";
}
// LOAD TNP PRESETS
foreach (self::$PRESETS_LIST as $id) {
$preset = $this->get_preset_from_file($id);
$preset_name = esc_html($preset->name);
$content .= "<div class='tnpc-preset' onclick='tnpc_load_preset(\"$id\")'>";
$content .= "<img src='$preset->icon' title='$preset_name' alt='$preset_name'/>";
$content .= "<span class='tnpc-preset-label'>$preset_name</span>";
$content .= "</div>";
}
if ($this->is_normal_context_request()) {
$content .= $this->get_automated_spot_element();
$content .= $this->get_autoresponder_spot_element();
$content .= $this->get_raw_html_preset_element();
}
return $content;
}
private function is_normal_context_request() {
return empty($_REQUEST['context_type']);
}
private function is_automated_context_request() {
return isset($_REQUEST['context_type']) && $_REQUEST['context_type'] === 'automated';
}
private function is_autoresponder_context_request() {
return isset($_REQUEST['context_type']) && $_REQUEST['context_type'] === 'autoresponder';
}
private function get_automated_spot_element() {
$result = "<div class='tnpc-preset'>";
if (class_exists('NewsletterAutomated')) {
$result .= "<a href='?page=newsletter_automated_index'>";
} else {
$result .= "<a href='https://www.thenewsletterplugin.com/automated?utm_source=composer&utm_campaign=plugin&utm_medium=automated'>";
}
$result .= "<img src='" . plugins_url('newsletter') . "/emails/images/automated.png' title='Automated addon' alt='Automated'/>";
$result .= "<span class='tnpc-preset-label'>Daily, weekly and monthly newsletters</span></a>";
$result .= "</div>";
return $result;
}
private function get_autoresponder_spot_element() {
$result = "<div class='tnpc-preset'>";
if (class_exists('NewsletterAutoresponder')) {
$result .= "<a href='?page=newsletter_autoresponder_index'>";
} else {
$result .= "<a href='https://www.thenewsletterplugin.com/autoresponder?utm_source=composer&utm_campaign=plugin&utm_medium=autoresponder' target='_blank'>";
}
$result .= "<img src='" . plugins_url('newsletter') . "/emails/images/autoresponder.png' title='Autoresponder addon' alt='Autoresponder'/>";
$result .= "<span class='tnpc-preset-label'>Autoresponders</span></a>";
$result .= "</div>";
return $result;
}
private function get_raw_html_preset_element() {
$result = "<div class='tnpc-preset tnpc-preset-html' onclick='location.href=\"" . wp_nonce_url('admin.php?page=newsletter_emails_new&id=rawhtml', 'newsletter-new') . "\"'>";
$result .= "<img src='" . plugins_url('newsletter') . "/emails/images/rawhtml.png' title='RAW HTML' alt='RAW'/>";
$result .= "<span class='tnpc-preset-label'>Raw HTML</span>";
$result .= "</div>";
$result .= "<div class='clear'></div>";
$result .= "</div>";
return $result;
}
function has_dynamic_blocks($theme) {
preg_match_all('/data-json="(.*?)"/m', $theme, $matches, PREG_PATTERN_ORDER);
foreach ($matches[1] as $match) {
$a = html_entity_decode($match, ENT_QUOTES, 'UTF-8');
$options = $this->options_decode($a);
$block = $this->get_block($options['block_id']);
if (!$block) {
continue;
}
if ($block['type'] == 'dynamic') {
return true;
}
}
return false;
}
/**
* Regenerates a saved composed email rendering each block. Regeneration is
* conditioned (possibly) by the context. The context is usually passed to blocks
* so they can act in the right manner.
*
* $context contains a type and, for automated, the last_run.
*
* $email can actually be even a string containing the full newsletter HTML code.
*
* @param TNP_Email $email
* @return string
*/
function regenerate($email, $context = []) {
$context = array_merge(['last_run' => 0, 'type' => ''], $context);
$composer = [];
foreach ($email->options as $k=>$v) {
if (strpos($k, 'composer_') !== 0) continue;
$composer[substr($k, 9)] = $v;
}
preg_match_all('/data-json="(.*?)"/m', $email->message, $matches, PREG_PATTERN_ORDER);
$result = '';
$subject = '';
foreach ($matches[1] as $match) {
$a = html_entity_decode($match, ENT_QUOTES, 'UTF-8');
$options = $this->options_decode($a);
$block = $this->get_block($options['block_id']);
if (!$block) {
$this->logger->debug('Unable to load the block ' . $options['block_id']);
//continue;
}
ob_start();
$out = $this->render_block($options['block_id'], true, $options, $context, $composer);
if (is_array($out)) {
if ($out['return_empty_message'] || $out['stop']) {
return false;
}
if ($out['skip']) {
continue;
}
if (empty($subject) && !empty($out['subject'])) {
$subject = strip_tags($out['subject']);
}
}
$block_html = ob_get_clean();
$result .= $block_html;
}
$email->message = TNP_Composer::get_html_open($email) . TNP_Composer::get_main_wrapper_open($email) .
$result . TNP_Composer::get_main_wrapper_close($email) . TNP_Composer::get_html_close($email);
$email->subject = $subject;
return true;
}
function remove_block_data($text) {
// TODO: Lavorare!
return $text;
}
static function get_outlook_wrapper_open($width = 600) {
return '<!--[if mso | IE]><table role="presentation" border="0" cellpadding="0" align="center" cellspacing="0" width="' . $width . '"><tr><td width="' . $width . '" style="vertical-align:top;width:' . $width . 'px;"><![endif]-->';
}
static function get_outlook_wrapper_close() {
return "<!--[if mso | IE]></td></tr></table><![endif]-->";
}
function hook_safe_style_css($rules) {
$rules[] = 'display';
return $rules;
}
/**
* Renders a block identified by its id, using the block options and adding a wrapper
* if required (for the first block rendering).
*
* @param string $block_id
* @param boolean $wrapper
* @param array $options
* @param array $context
* @param array $composer
*/
function render_block($block_id = null, $wrapper = false, $options = [], $context = [], $composer = []) {
static $kses_style_filter = false;
include_once NEWSLETTER_INCLUDES_DIR . '/helper.php';
//Remove 'options_composer_' prefix
$composer_defaults = [];
foreach (TNP_Composer::get_global_style_defaults() as $global_option_name => $global_option) {
$composer_defaults[str_replace('options_composer_', '', $global_option_name)] = $global_option;
}
$composer = array_merge($composer_defaults, $composer);
$width = 600;
$font_family = 'Helvetica, Arial, sans-serif';
$global_title_font_family = $composer['title_font_family'];
$global_title_font_size = $composer['title_font_size'];
$global_title_font_color = $composer['title_font_color'];
$global_title_font_weight = $composer['title_font_weight'];
$global_text_font_family = $composer['text_font_family'];
$global_text_font_size = $composer['text_font_size'];
$global_text_font_color = $composer['text_font_color'];
$global_text_font_weight = $composer['text_font_weight'];
$global_button_font_family = $composer['button_font_family'];
$global_button_font_size = $composer['button_font_size'];
$global_button_font_color = $composer['button_font_color'];
$global_button_font_weight = $composer['button_font_weight'];
$global_button_background_color = $composer['button_background_color'];
$global_block_background = $composer['block_background'];
$info = Newsletter::instance()->get_options('info');
// Just in case...
if (!is_array($options)) {
$options = array();
}
// This code filters the HTML to remove javascript and unsecure attributes and enable the
// "display" rule for CSS which is needed in blocks to force specific "block" or "inline" or "table".
add_filter('safe_style_css', [$this, 'hook_safe_style_css'], 9999);
$options = wp_kses_post_deep($options);
remove_filter('safe_style_css', [$this, 'hook_safe_style_css']);
$block_options = get_option('newsletter_main');
$block = $this->get_block($block_id);
if (!isset($context['type']))
$context['type'] = '';
// Block not found
if (!$block) {
if ($wrapper) {
echo '<table border="0" cellpadding="0" cellspacing="0" align="center" width="100%" style="border-collapse: collapse; width: 100%;" class="tnpc-row tnpc-row-block" data-id="', esc_attr($block_id), '">';
echo '<tr>';
echo '<td data-options="" bgcolor="#ffffff" align="center" style="padding: 0; font-family: Helvetica, Arial, sans-serif;" class="edit-block">';
}
echo $this->get_outlook_wrapper_open($width);
echo '<p>Ops, this block type is not avalable.</p>';
echo $this->get_outlook_wrapper_close();
if ($wrapper) {
echo '</td></tr></table>';
}
return;
}
$out = ['subject' => '', 'return_empty_message' => false, 'stop' => false, 'skip' => false];
$dir = is_rtl() ? 'rtl' : 'ltr';
$align_left = is_rtl() ? 'right' : 'left';
$align_right = is_rtl() ? 'left' : 'right';
ob_start();
$logger = $this->logger;
include $block['dir'] . '/block.php';
$content = trim(ob_get_clean());
if (empty($content)) {
return $out;
}
$common_defaults = array(
'block_padding_top' => 0,
'block_padding_bottom' => 0,
'block_padding_right' => 0,
'block_padding_left' => 0,
'block_background' => '',
'block_background_2' => '',
'block_width' => 600,
'block_align' => 'center'
);
$options = array_merge($common_defaults, $options);
// Obsolete
$content = str_replace('{width}', $width, $content);
$content = $this->inline_css($content, true);
// CSS driven by the block
// Requited for the server side parsing and rendering
$options['block_id'] = $block_id;
$options['block_padding_top'] = (int) str_replace('px', '', $options['block_padding_top']);
$options['block_padding_bottom'] = (int) str_replace('px', '', $options['block_padding_bottom']);
$options['block_padding_right'] = (int) str_replace('px', '', $options['block_padding_right']);
$options['block_padding_left'] = (int) str_replace('px', '', $options['block_padding_left']);
$block_background = empty($options['block_background']) ? $global_block_background : $options['block_background'];
// Internal TD wrapper
$style = 'text-align: center; ';
$style .= 'width: 100% !important; ';
$style .= 'line-height: normal !important; ';
$style .= 'letter-spacing: normal; ';
$style .= 'padding-top: ' . $options['block_padding_top'] . 'px; ';
$style .= 'padding-left: ' . $options['block_padding_left'] . 'px; ';
$style .= 'padding-right: ' . $options['block_padding_right'] . 'px; ';
$style .= 'padding-bottom: ' . $options['block_padding_bottom'] . 'px; ';
$style .= 'background-color: ' . $block_background . ';';
if (isset($options['block_background_gradient'])) {
$style .= 'background: linear-gradient(180deg, ' . $block_background . ' 0%, ' . $options['block_background_2'] . ' 100%);';
}
$data = $this->options_encode($options);
// First time block creation wrapper
if ($wrapper) {
echo '<table border="0" cellpadding="0" cellspacing="0" align="center" width="100%" style="border-collapse: collapse; width: 100%;" class="tnpc-row tnpc-row-block" data-id="', esc_attr($block_id), '">', "\n";
echo "<tr>";
echo '<td align="center" style="padding: 0;" class="edit-block">', "\n";
}
// Container that fixes the width and makes the block responsive
echo $this->get_outlook_wrapper_open($options['block_width']);
echo '<table type="options" data-json="', esc_attr($data), '" class="tnpc-block-content" border="0" cellpadding="0" align="center" cellspacing="0" width="100%" style="width: 100%!important; max-width: ', $options['block_width'], 'px!important">', "\n";
echo "<tr>";
echo '<td align="', esc_attr($options['block_align']), '" style="', esc_attr($style), '" bgcolor="', esc_attr($block_background), '" width="100%">';
//echo "<!-- block generated content -->\n";
echo trim($content);
//echo "\n<!-- /block generated content -->\n";
echo "</td></tr></table>";
echo $this->get_outlook_wrapper_close();
// First time block creation wrapper
if ($wrapper) {
echo "</td></tr></table>";
}
return $out;
}
/**
* Ajax call to render a block with a new set of options after the settings popup
* has been saved.
*
* @param type $block_id
* @param type $wrapper
*/
function tnpc_render_callback() {
if (!check_ajax_referer('save')) {
$this->dienow('Expired request');
}
$block_id = $_POST['id'];
$wrapper = isset($_POST['full']);
$options = $this->restore_options_from_request();
$this->render_block($block_id, $wrapper, $options, [], $_POST['composer']);
wp_die();
}
function hook_wp_ajax_tnpc_regenerate_email() {
$content = stripslashes($_POST['content']);
$global_options = $_POST['composer'];
$regenerated_content = $this->regenerate_email_blocks($content, $global_options);
wp_send_json_success([
'content' => $regenerated_content,
'message' => __('Successfully updated', 'newsletter')
]);
}
private function regenerate_email_blocks($content, $global_options) {
$raw_block_options = $this->extract_encoded_blocks_options($content);
$regenerated_content = '';
foreach ($raw_block_options as $raw_block_option) {
/* $a = html_entity_decode( $raw_block_option, ENT_QUOTES, 'UTF-8' );
$block_options = $this->options_decode( $a ); */
$block_options = $this->options_decode($raw_block_option);
$block = $this->get_block($block_options['block_id']);
if (!$block) {
$this->logger->debug('Unable to load the block ' . $block_options['block_id']);
}
ob_start();
$this->render_block($block_options['block_id'], true, $block_options, [], $global_options);
$block_html = ob_get_clean();
$regenerated_content .= $block_html;
}
return $regenerated_content;
}
/**
* @param string $html_email_content Email html content
*
* @return string[] Encoded options of email blocks
*/
private function extract_encoded_blocks_options($html_email_content) {
preg_match_all('/data-json="(.*?)"/m', $html_email_content, $raw_block_options, PREG_PATTERN_ORDER);
return $raw_block_options[1];
}
function tnpc_preview_callback() {
$email = Newsletter::instance()->get_email($_REQUEST['id'], ARRAY_A);
if (empty($email)) {
echo 'Wrong email identifier';
return;
}
echo $email['message'];
wp_die();
}
function tnpc_css_callback() {
include NEWSLETTER_DIR . '/emails/tnp-composer/css/newsletter.css';
wp_die();
}
/** Returns the correct admin page to edit the newsletter with the correct editor. */
function get_editor_url($email_id, $editor_type) {
switch ($editor_type) {
case NewsletterEmails::EDITOR_COMPOSER:
return admin_url("admin.php") . '?page=newsletter_emails_composer&id=' . $email_id;
case NewsletterEmails::EDITOR_HTML:
return admin_url("admin.php") . '?page=newsletter_emails_editorhtml&id=' . $email_id;
case NewsletterEmails::EDITOR_TINYMCE:
return admin_url("admin.php") . '?page=newsletter_emails_editortinymce&id=' . $email_id;
}
}
/**
* Returns the button linked to the correct "edit" page for the passed newsletter. The edit page can be an editor
* or the targeting page (it depends on newsletter status).
*
* @param TNP_Email $email
*/
function get_edit_button($email, $only_icon = false) {
$editor_type = $this->get_editor_type($email);
if ($email->status == 'new') {
$edit_url = $this->get_editor_url($email->id, $editor_type);
} else {
$edit_url = 'admin.php?page=newsletter_emails_edit&id=' . $email->id;
}
switch ($editor_type) {
case NewsletterEmails::EDITOR_COMPOSER:
$icon_class = 'th-large';
break;
case NewsletterEmails::EDITOR_HTML:
$icon_class = 'code';
break;
default:
$icon_class = 'edit';
break;
}
if ($only_icon) {
return '<a class="button-primary" href="' . $edit_url . '" title="' . esc_attr__('Edit', 'newsletter') . '">' .
'<i class="fas fa-' . $icon_class . '"></i></a>';
} else {
return '<a class="button-primary" href="' . $edit_url . '" title="' . esc_attr__('Edit', 'newsletter') . '">' .
'<i class="fas fa-' . $icon_class . '"></i> ' . __('Edit', 'newsletter') . '</a>';
}
}
/** Returns the correct editor type for the provided newsletter. Contains backward compatibility code. */
function get_editor_type($email) {
$email = (object) $email;
$editor_type = $email->editor;
// Backward compatibility
$email_options = maybe_unserialize($email->options);
if (isset($email_options['composer'])) {
$editor_type = NewsletterEmails::EDITOR_COMPOSER;
}
// End backward compatibility
return $editor_type;
}
/**
*
* @param type $action
* @param type $user
* @param type $email
* @return type
* @global wpdb $wpdb
*/
function hook_newsletter_action($action, $user, $email) {
global $wpdb;
switch ($action) {
case 'v':
case 'view':
$id = $_GET['id'];
if ($id == 'last') {
$email = $wpdb->get_row("select * from " . NEWSLETTER_EMAILS_TABLE . " where private=0 and type='message' and status='sent' order by send_on desc limit 1");
} else {
$email = $this->get_email($_GET['id']);
}
if (empty($email)) {
header("HTTP/1.0 404 Not Found");
die('Email not found');
}
if (!Newsletter::instance()->is_allowed()) {
if ($email->status == 'new') {
header("HTTP/1.0 404 Not Found");
die('Not sent yet');
}
if ($email->private == 1) {
if (!$user) {
header("HTTP/1.0 404 Not Found");
die('No available for online view');
}
$sent = $wpdb->get_row($wpdb->prepare("select * from " . NEWSLETTER_SENT_TABLE . " where email_id=%d and user_id=%d limit 1", $email->id, $user->id));
if (!$sent) {
header("HTTP/1.0 404 Not Found");
die('No available for online view');
}
}
}
header('Content-Type: text/html;charset=UTF-8');
header('X-Robots-Tag: noindex,nofollow,noarchive');
header('Cache-Control: no-cache,no-store,private');
echo apply_filters('newsletter_view_message', $this->replace($email->message, $user, $email));
die();
break;
case 'emails-css':
$email_id = (int) $_GET['id'];
$body = Newsletter::instance()->get_email_field($email_id, 'message');
$x = strpos($body, '<style');
if ($x === false)
return;
$x = strpos($body, '>', $x);
$y = strpos($body, '</style>');
header('Content-Type: text/css;charset=UTF-8');
echo substr($body, $x + 1, $y - $x - 1);
die();
break;
case 'emails-composer-css':
header('Cache: no-cache');
header('Content-Type: text/css');
echo $this->get_composer_css();
die();
break;
case 'emails-preview':
if (!Newsletter::instance()->is_allowed()) {
die('Not enough privileges');
}
if (!check_admin_referer('view')) {
die();
}
$theme_id = $_GET['id'];
$theme = $this->themes->get_theme($theme_id);
// Used by theme code
$theme_options = $this->themes->get_options($theme_id);
$theme_url = $theme['url'];
header('Content-Type: text/html;charset=UTF-8');
include $theme['dir'] . '/theme.php';
die();
break;
case 'emails-preview-text':
header('Content-Type: text/plain;charset=UTF-8');
if (!Newsletter::instance()->is_allowed()) {
die('Not enough privileges');
}
if (!check_admin_referer('view')) {
die();
}
// Used by theme code
$theme_options = $this->get_current_theme_options();
$file = include $theme['dir'] . '/theme-text.php';
if (is_file($file)) {
include $file;
}
die();
break;
case 'emails-create':
// Newsletter from themes are created on frontend context because sometime WP themes change the way the content,
// excerpt, thumbnail are extracted.
if (!Newsletter::instance()->is_allowed()) {
die('Not enough privileges');
}
require_once NEWSLETTER_INCLUDES_DIR . '/controls.php';
$controls = new NewsletterControls();
if (!$controls->is_action('create')) {
die('Wrong call');
}
$theme_id = $controls->data['id'];
$theme = $this->themes->get_theme($theme_id);
if (!$theme) {
die('invalid theme');
}
$this->themes->save_options($theme_id, $controls->data);
$email = array();
$email['status'] = 'new';
$email['subject'] = ''; //__('Here the email subject', 'newsletter');
$email['track'] = Newsletter::instance()->options['track'];
$email['send_on'] = time();
$email['editor'] = NewsletterEmails::EDITOR_TINYMCE;
$email['type'] = 'message';
$theme_options = $this->themes->get_options($theme_id);
$theme_url = $theme['url'];
$theme_subject = '';
ob_start();
include $theme['dir'] . '/theme.php';
$email['message'] = ob_get_clean();
if (!empty($theme_subject)) {
$email['subject'] = $theme_subject;
}
if (file_exists($theme['dir'] . '/theme-text.php')) {
ob_start();
include $theme['dir'] . '/theme-text.php';
$email['message_text'] = ob_get_clean();
} else {
$email['message_text'] = 'You need a modern email client to read this email. Read it online: {email_url}.';
}
$email = $this->save_email($email);
$edit_url = $this->get_editor_url($email->id, $email->editor);
header('Location: ' . $edit_url);
die();
break;
}
}
function admin_menu() {
$this->add_menu_page('index', 'Newsletters');
$this->add_admin_page('list', 'Email List');
$this->add_admin_page('new', 'Email New');
$this->add_admin_page('edit', 'Email Edit');
$this->add_admin_page('theme', 'Email Themes');
$this->add_admin_page('composer', 'The Composer');
$this->add_admin_page('editorhtml', 'HTML Editor');
$this->add_admin_page('editortinymce', 'TinyMCE Editor');
}
/**
* Builds a block data structure starting from the folder containing the block
* files.
*
* @param string $dir
* @return array | WP_Error
*/
function build_block($dir) {
$dir = realpath($dir);
$dir = wp_normalize_path($dir);
$full_file = $dir . '/block.php';
if (!is_file($full_file)) {
return new WP_Error('1', 'Missing block.php file in ' . $dir);
}
$wp_content_dir = wp_normalize_path(realpath(WP_CONTENT_DIR));
$relative_dir = substr($dir, strlen($wp_content_dir));
$file = basename($dir);
$data = get_file_data($full_file, ['name' => 'Name', 'section' => 'Section', 'description' => 'Description', 'type' => 'Type']);
$defaults = ['section' => 'content', 'name' => ucfirst($file), 'descritpion' => '', 'icon' => plugins_url('newsletter') . '/admin/images/block-icon.png'];
$data = array_merge($defaults, $data);
if (is_file($dir . '/icon.png')) {
$data['icon'] = content_url($relative_dir . '/icon.png');
}
$data['id'] = sanitize_key($file);
// Absolute path of the block files
$data['dir'] = $dir;
$data['url'] = content_url($relative_dir);
return $data;
}
/**
*
* @param type $dir
* @return type
*/
function scan_blocks_dir($dir) {
$dir = realpath($dir);
if (!$dir) {
return [];
}
$dir = wp_normalize_path($dir);
$list = [];
$handle = opendir($dir);
while ($file = readdir($handle)) {
$data = $this->build_block($dir . '/' . $file);
if (is_wp_error($data)) {
$this->logger->error($data);
continue;
}
$list[$data['id']] = $data;
}
closedir($handle);
return $list;
}
/**
* Array of arrays with every registered block and legacy block converted to the new
* format.
*
* @return array
*/
function get_blocks() {
if (!is_null($this->blocks)) {
return $this->blocks;
}
$this->blocks = $this->scan_blocks_dir(__DIR__ . '/blocks');
$extended = $this->scan_blocks_dir(WP_CONTENT_DIR . '/extensions/newsletter/blocks');
$this->blocks = array_merge($extended, $this->blocks);
$dirs = apply_filters('newsletter_blocks_dir', array());
//$this->logger->debug('Block dirs:');
//$this->logger->debug($dirs);
foreach ($dirs as $dir) {
$list = $this->scan_blocks_dir($dir);
$this->blocks = array_merge($list, $this->blocks);
}
do_action('newsletter_register_blocks');
foreach (TNP_Composer::$block_dirs as $dir) {
$block = $this->build_block($dir);
if (is_wp_error($block)) {
$this->logger->error($block);
continue;
}
if (!isset($this->blocks[$block['id']])) {
$this->blocks[$block['id']] = $block;
} else {
$this->logger->error('The block "' . $block['id'] . '" has already been registered');
}
}
$this->blocks = array_reverse($this->blocks);
return $this->blocks;
}
/**
* Return a single block (associative array) checking for legacy ID as well.
*
* @param string $id
* @return array
*/
function get_block($id) {
switch ($id) {
case 'content-03-text.block':
$id = 'text';
break;
case 'footer-03-social.block':
$id = 'social';
break;
case 'footer-02-canspam.block':
$id = 'canspam';
break;
case 'content-05-image.block':
$id = 'image';
break;
case 'header-01-header.block':
$id = 'header';
break;
case 'footer-01-footer.block':
$id = 'footer';
break;
case 'content-02-heading.block':
$id = 'heading';
break;
case 'content-07-twocols.block':
case 'content-06-posts.block':
$id = 'posts';
break;
case 'content-04-cta.block':
$id = 'cta';
break;
case 'content-01-hero.block':
$id = 'hero';
break;
// case 'content-02-heading.block': $id = '/plugins/newsletter/emails/blocks/heading';
// break;
}
// Conversion for old full path ID
$id = sanitize_key(basename($id));
// TODO: Correct id for compatibility
$blocks = $this->get_blocks();
if (!isset($blocks[$id])) {
return null;
}
return $blocks[$id];
}
function scan_presets_dir($dir = null) {
if (is_null($dir)) {
$dir = __DIR__ . '/presets';
}
if (!is_dir($dir)) {
return array();
}
$handle = opendir($dir);
$list = array();
$relative_dir = substr($dir, strlen(WP_CONTENT_DIR));
while ($file = readdir($handle)) {
if ($file == '.' || $file == '..')
continue;
// The block unique key, we should find out how to build it, maybe an hash of the (relative) dir?
$preset_id = sanitize_key($file);
$full_file = $dir . '/' . $file . '/preset.json';
if (!is_file($full_file)) {
continue;
}
$icon = content_url($relative_dir . '/' . $file . '/icon.png');
$list[$preset_id] = $icon;
}
closedir($handle);
return $list;
}
function get_preset_from_file($id, $dir = null) {
if (is_null($dir)) {
$dir = __DIR__ . '/presets';
}
$id = $this->sanitize_file_name($id);
if (!is_dir($dir . '/' . $id) || !in_array($id, self::$PRESETS_LIST)) {
return array();
}
$json_content = file_get_contents("$dir/$id/preset.json");
$json_content = str_replace("{placeholder_base_url}", plugins_url('newsletter') . '/emails/presets', $json_content);
$json = json_decode($json_content);
$json->icon = NEWSLETTER_URL . "/emails/presets/$id/icon.png?ver=2";
return $json;
}
function get_composer_css() {
$css = file_get_contents(__DIR__ . '/tnp-composer/css/newsletter.css');
$blocks = $this->get_blocks();
foreach ($blocks as $block) {
if (!file_exists($block['dir'] . '/style.css')) {
continue;
}
$css .= "\n\n";
$css .= "/* " . $block['name'] . " */\n";
$css .= file_get_contents($block['dir'] . '/style.css');
}
return $css;
}
function get_composer_backend_css() {
$css = file_get_contents(__DIR__ . '/tnp-composer/css/backend.css');
$css .= "\n\n";
$css .= $this->get_composer_css();
return $css;
}
/**
* Send an email to the test subscribers.
*
* @param TNP_Email $email Could be any object with the TNP_Email attributes
* @param NewsletterControls $controls
*/
function send_test_email($email, $controls) {
if (!$email) {
$controls->errors = __('Newsletter should be saved before send a test', 'newsletter');
return;
}
$original_subject = $email->subject;
$this->set_test_subject_to($email);
$users = NewsletterUsers::instance()->get_test_users();
if (count($users) == 0) {
$controls->errors = '' . __('There are no test subscribers to send to', 'newsletter') .
'. <a href="https://www.thenewsletterplugin.com/plugins/newsletter/subscribers-module#test" target="_blank"><strong>' .
__('Read more', 'newsletter') . '</strong></a>.';
} else {
$r = Newsletter::instance()->send($email, $users, true);
$emails = array();
foreach ($users as $user) {
$emails[] = '<a href="admin.php?page=newsletter_users_edit&id=' . $user->id . '" target="_blank">' . $user->email . '</a>';
}
if (is_wp_error($r)) {
$controls->errors = 'Something went wrong. Check the error logs on status page.<br>';
$controls->errors .= __('Test subscribers:', 'newsletter');
$controls->errors .= ' ' . implode(', ', $emails);
$controls->errors .= '<br>';
$controls->errors .= '<strong>' . esc_html($r->get_error_message()) . '</strong><br>';
$controls->errors .= '<a href="https://www.thenewsletterplugin.com/documentation/email-sending-issues" target="_blank"><strong>' . __('Read more about delivery issues', 'newsletter') . '</strong></a>.';
} else {
$controls->messages = __('Test subscribers:', 'newsletter');
$controls->messages .= ' ' . implode(', ', $emails);
$controls->messages .= '.<br>';
$controls->messages .= '<a href="https://www.thenewsletterplugin.com/documentation/subscribers#test" target="_blank"><strong>' .
__('Read more about test subscribers', 'newsletter') . '</strong></a>.<br>';
$controls->messages .= '<a href="https://www.thenewsletterplugin.com/documentation/email-sending-issues" target="_blank"><strong>' . __('Read more about delivery issues', 'newsletter') . '</strong></a>.';
}
}
$email->subject = $original_subject;
}
/**
* Send an email to the test subscribers.
*
* @param TNP_Email $email Could be any object with the TNP_Email attributes
* @param string $email_address
*
* @throws Exception
*/
function send_test_newsletter_to_email_address($email, $email_address) {
if (!$email) {
throw new Exception(__('Newsletter should be saved before send a test', 'newsletter'));
}
$this->set_test_subject_to($email);
$dummy_subscriber = $this->make_dummy_subscriber();
$dummy_subscriber->email = $email_address;
$result = Newsletter::instance()->send($email, [$dummy_subscriber], true);
$email = '<a href="admin.php?page=newsletter_users_edit&id=' . $dummy_subscriber->id . '" target="_blank">' . $dummy_subscriber->email . '</a>';
if (is_wp_error($result)) {
$error_message = 'Something went wrong. Check the error logs on status page.<br>';
$error_message .= __('Test subscribers:', 'newsletter');
$error_message .= ' ' . $email;
$error_message .= '<br>';
$error_message .= '<strong>' . esc_html($result->get_error_message()) . '</strong><br>';
$error_message .= '<a href="https://www.thenewsletterplugin.com/documentation/email-sending-issues" target="_blank"><strong>' . __('Read more about delivery issues', 'newsletter') . '</strong></a>.';
throw new Exception($error_message);
}
$messages = __('Test subscribers:', 'newsletter');
$messages .= ' ' . $email;
$messages .= '.<br>';
$messages .= '<a href="https://www.thenewsletterplugin.com/documentation/subscribers#test" target="_blank"><strong>' .
__('Read more about test subscribers', 'newsletter') . '</strong></a>.<br>';
$messages .= '<a href="https://www.thenewsletterplugin.com/documentation/email-sending-issues" target="_blank"><strong>' . __('Read more about delivery issues', 'newsletter') . '</strong></a>.';
return $messages;
}
private function set_test_subject_to($email) {
if ($email->subject == '') {
$email->subject = '[TEST] Dummy subject, it was empty (remember to set it)';
} else {
$email->subject = $email->subject . ' (TEST)';
}
}
private function make_dummy_subscriber() {
$dummy_user = new TNP_User();
$dummy_user->id = 0;
$dummy_user->email = 'john.doe@example.org';
$dummy_user->name = 'John';
$dummy_user->surname = 'Doe';
$dummy_user->sex = 'n';
$dummy_user->language = '';
$dummy_user->ip = '';
for ($i = 1; $i <= NEWSLETTER_PROFILE_MAX; $i++) {
$profile_key = "profile_$i";
$dummy_user->$profile_key = '';
}
return $dummy_user;
}
function restore_options_from_request() {
require_once NEWSLETTER_INCLUDES_DIR . '/controls.php';
$controls = new NewsletterControls();
$options = $controls->data;
if (isset($_POST['options']) && is_array($_POST['options'])) {
// Get all block options
//$options = stripslashes_deep($_POST['options']);
// Deserialize inline edits when
// render is preformed on saving block options
if (isset($options['inline_edits']) && !is_array($options['inline_edits'])) {
$options['inline_edits'] = $this->options_decode($options['inline_edits']);
}
// Restore inline edits from data-json
// coming from inline editing
// and merge with current inline edit
if (isset($_POST['encoded_options'])) {
$decoded_options = $this->options_decode($_POST['encoded_options']);
$to_merge_inline_edits = [];
if (isset($decoded_options['inline_edits'])) {
foreach ($decoded_options['inline_edits'] as $decoded_inline_edit) {
$to_merge_inline_edits[$decoded_inline_edit['post_id'] . $decoded_inline_edit['type']] = $decoded_inline_edit;
}
}
//Overwrite with new edited content
if (isset($options['inline_edits'])) {
foreach ($options['inline_edits'] as $inline_edit) {
$to_merge_inline_edits[$inline_edit['post_id'] . $inline_edit['type']] = $inline_edit;
}
}
$options['inline_edits'] = array_values($to_merge_inline_edits);
$options = array_merge($decoded_options, $options);
}
return $options;
}
return array();
}
public function hook_wp_ajax_tnpc_delete_preset() {
if (!wp_verify_nonce($_POST['_wpnonce'], 'preset')) {
wp_send_json_error('Expired request');
}
$preset_id = (int) $_REQUEST['presetId'];
$newsletter = Newsletter::instance();
if ($preset_id > 0) {
$preset = $newsletter->get_email($preset_id);
if ($preset && $preset->type === self::PRESET_EMAIL_TYPE) {
Newsletter::instance()->delete_email($preset_id);
wp_send_json_success();
} else {
wp_send_json_error(__('Is not a preset!', 'newsletter'));
}
} else {
wp_send_json_error();
}
}
}
NewsletterEmails::instance();