345 lines
13 KiB
PHP
345 lines
13 KiB
PHP
<?php
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/**
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* Name: WordPress Post Connector
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* Description: Post to WordPress (or anything else which uses blogger XMLRPC API)
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* Version: 1.1
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* Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
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*/
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use Friendica\Content\Text\BBCode;
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use Friendica\Content\Text\HTML;
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use Friendica\Core\Hook;
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use Friendica\Core\Logger;
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use Friendica\Database\DBA;
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use Friendica\DI;
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use Friendica\Util\Network;
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use Friendica\Util\Strings;
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use Friendica\Util\XML;
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function wppost_install()
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{
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Hook::register('hook_fork', 'addon/wppost/wppost.php', 'wppost_hook_fork');
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Hook::register('post_local', 'addon/wppost/wppost.php', 'wppost_post_local');
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Hook::register('notifier_normal', 'addon/wppost/wppost.php', 'wppost_send');
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Hook::register('jot_networks', 'addon/wppost/wppost.php', 'wppost_jot_nets');
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Hook::register('connector_settings', 'addon/wppost/wppost.php', 'wppost_settings');
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Hook::register('connector_settings_post', 'addon/wppost/wppost.php', 'wppost_settings_post');
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}
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function wppost_uninstall()
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{
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Hook::unregister('hook_fork', 'addon/wppost/wppost.php', 'wppost_hook_fork');
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Hook::unregister('post_local', 'addon/wppost/wppost.php', 'wppost_post_local');
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Hook::unregister('notifier_normal', 'addon/wppost/wppost.php', 'wppost_send');
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Hook::unregister('jot_networks', 'addon/wppost/wppost.php', 'wppost_jot_nets');
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Hook::unregister('connector_settings', 'addon/wppost/wppost.php', 'wppost_settings');
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Hook::unregister('connector_settings_post', 'addon/wppost/wppost.php', 'wppost_settings_post');
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// obsolete - remove
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Hook::unregister('post_local_end', 'addon/wppost/wppost.php', 'wppost_send');
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Hook::unregister('addon_settings', 'addon/wppost/wppost.php', 'wppost_settings');
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Hook::unregister('addon_settings_post', 'addon/wppost/wppost.php', 'wppost_settings_post');
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}
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function wppost_jot_nets(\Friendica\App &$a, array &$jotnets_fields)
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{
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if (!local_user()) {
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return;
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}
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if (DI::pConfig()->get(local_user(),'wppost','post')) {
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$jotnets_fields[] = [
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'type' => 'checkbox',
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'field' => [
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'wppost_enable',
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DI::l10n()->t('Post to Wordpress'),
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DI::pConfig()->get(local_user(),'wppost','post_by_default')
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]
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];
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}
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}
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function wppost_settings(&$a,&$s) {
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if(! local_user())
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return;
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/* Add our stylesheet to the page so we can make our settings look nice */
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DI::page()['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . DI::baseUrl()->get() . '/addon/wppost/wppost.css' . '" media="all" />' . "\r\n";
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/* Get the current state of our config variables */
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$enabled = DI::pConfig()->get(local_user(),'wppost','post');
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$checked = (($enabled) ? ' checked="checked" ' : '');
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$css = (($enabled) ? '' : '-disabled');
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$def_enabled = DI::pConfig()->get(local_user(),'wppost','post_by_default');
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$back_enabled = DI::pConfig()->get(local_user(),'wppost','backlink');
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$shortcheck_enabled = DI::pConfig()->get(local_user(),'wppost','shortcheck');
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$def_checked = (($def_enabled) ? ' checked="checked" ' : '');
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$back_checked = (($back_enabled) ? ' checked="checked" ' : '');
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$shortcheck_checked = (($shortcheck_enabled) ? ' checked="checked" ' : '');
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$wp_username = DI::pConfig()->get(local_user(), 'wppost', 'wp_username');
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$wp_password = DI::pConfig()->get(local_user(), 'wppost', 'wp_password');
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$wp_blog = DI::pConfig()->get(local_user(), 'wppost', 'wp_blog');
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$wp_backlink_text = DI::pConfig()->get(local_user(), 'wppost', 'wp_backlink_text');
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/* Add some HTML to the existing form */
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$s .= '<span id="settings_wppost_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_wppost_expanded\'); openClose(\'settings_wppost_inflated\');">';
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$s .= '<img class="connector'.$css.'" src="images/wordpress.png" /><h3 class="connector">'. DI::l10n()->t('Wordpress Export').'</h3>';
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$s .= '</span>';
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$s .= '<div id="settings_wppost_expanded" class="settings-block" style="display: none;">';
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$s .= '<span class="fakelink" onclick="openClose(\'settings_wppost_expanded\'); openClose(\'settings_wppost_inflated\');">';
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$s .= '<img class="connector'.$css.'" src="images/wordpress.png" /><h3 class="connector">'. DI::l10n()->t('Wordpress Export').'</h3>';
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$s .= '</span>';
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$s .= '<div id="wppost-enable-wrapper">';
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$s .= '<label id="wppost-enable-label" for="wppost-checkbox">' . DI::l10n()->t('Enable WordPress Post Addon') . '</label>';
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$s .= '<input id="wppost-checkbox" type="checkbox" name="wppost" value="1" ' . $checked . '/>';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-username-wrapper">';
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$s .= '<label id="wppost-username-label" for="wppost-username">' . DI::l10n()->t('WordPress username') . '</label>';
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$s .= '<input id="wppost-username" type="text" name="wp_username" value="' . $wp_username . '" />';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-password-wrapper">';
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$s .= '<label id="wppost-password-label" for="wppost-password">' . DI::l10n()->t('WordPress password') . '</label>';
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$s .= '<input id="wppost-password" type="password" name="wp_password" value="' . $wp_password . '" />';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-blog-wrapper">';
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$s .= '<label id="wppost-blog-label" for="wppost-blog">' . DI::l10n()->t('WordPress API URL') . '</label>';
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$s .= '<input id="wppost-blog" type="text" name="wp_blog" value="' . $wp_blog . '" />';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-bydefault-wrapper">';
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$s .= '<label id="wppost-bydefault-label" for="wppost-bydefault">' . DI::l10n()->t('Post to WordPress by default') . '</label>';
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$s .= '<input id="wppost-bydefault" type="checkbox" name="wp_bydefault" value="1" ' . $def_checked . '/>';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-backlink-wrapper">';
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$s .= '<label id="wppost-backlink-label" for="wppost-backlink">' . DI::l10n()->t('Provide a backlink to the Friendica post') . '</label>';
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$s .= '<input id="wppost-backlink" type="checkbox" name="wp_backlink" value="1" ' . $back_checked . '/>';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-backlinktext-wrapper">';
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$s .= '<label id="wppost-backlinktext-label" for="wp_backlink_text">' . DI::l10n()->t('Text for the backlink, e.g. Read the original post and comment stream on Friendica.') . '</label>';
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$s .= '<input id="wppost-backlinktext" type="text" name="wp_backlink_text" value="'. $wp_backlink_text.'" ' . $wp_backlink_text . '/>';
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$s .= '</div><div class="clear"></div>';
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$s .= '<div id="wppost-shortcheck-wrapper">';
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$s .= '<label id="wppost-shortcheck-label" for="wppost-shortcheck">' . DI::l10n()->t("Don't post messages that are too short") . '</label>';
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$s .= '<input id="wppost-shortcheck" type="checkbox" name="wp_shortcheck" value="1" '.$shortcheck_checked.'/>';
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$s .= '</div><div class="clear"></div>';
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/* provide a submit button */
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$s .= '<div class="settings-submit-wrapper" ><input type="submit" id="wppost-submit" name="wppost-submit" class="settings-submit" value="' . DI::l10n()->t('Save Settings') . '" /></div></div>';
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}
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function wppost_settings_post(&$a,&$b) {
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if(!empty($_POST['wppost-submit'])) {
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DI::pConfig()->set(local_user(),'wppost','post',intval($_POST['wppost']));
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DI::pConfig()->set(local_user(),'wppost','post_by_default',intval($_POST['wp_bydefault'] ?? false));
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DI::pConfig()->set(local_user(),'wppost','wp_username',trim($_POST['wp_username']));
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DI::pConfig()->set(local_user(),'wppost','wp_password',trim($_POST['wp_password']));
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DI::pConfig()->set(local_user(),'wppost','wp_blog',trim($_POST['wp_blog']));
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DI::pConfig()->set(local_user(),'wppost','backlink',trim($_POST['wp_backlink'] ?? ''));
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DI::pConfig()->set(local_user(),'wppost','shortcheck',trim($_POST['wp_shortcheck']));
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$wp_backlink_text = Strings::escapeTags(trim($_POST['wp_backlink_text']));
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$wp_backlink_text = BBCode::convert($wp_backlink_text, false, BBCode::BACKLINK);
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$wp_backlink_text = HTML::toPlaintext($wp_backlink_text, 0, true);
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DI::pConfig()->set(local_user(),'wppost','wp_backlink_text', $wp_backlink_text);
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}
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}
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function wppost_hook_fork(&$a, &$b)
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{
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if ($b['name'] != 'notifier_normal') {
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return;
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}
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$post = $b['data'];
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if ($post['deleted'] || $post['private'] || ($post['created'] !== $post['edited']) ||
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!strstr($post['postopts'], 'wppost') || ($post['parent'] != $post['id'])) {
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$b['execute'] = false;
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return;
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}
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}
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function wppost_post_local(&$a, &$b) {
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// This can probably be changed to allow editing by pointing to a different API endpoint
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if ($b['edit']) {
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return;
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}
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if (!local_user() || (local_user() != $b['uid'])) {
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return;
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}
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if ($b['private'] || $b['parent']) {
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return;
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}
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$wp_post = intval(DI::pConfig()->get(local_user(),'wppost','post'));
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$wp_enable = (($wp_post && !empty($_REQUEST['wppost_enable'])) ? intval($_REQUEST['wppost_enable']) : 0);
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if ($b['api_source'] && intval(DI::pConfig()->get(local_user(),'wppost','post_by_default'))) {
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$wp_enable = 1;
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}
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if (!$wp_enable) {
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return;
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}
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if (strlen($b['postopts'])) {
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$b['postopts'] .= ',';
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}
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$b['postopts'] .= 'wppost';
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}
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function wppost_send(&$a, &$b)
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{
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if($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited'])) {
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return;
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}
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if(! strstr($b['postopts'],'wppost')) {
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return;
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}
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if($b['parent'] != $b['id']) {
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return;
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}
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// Dont't post if the post doesn't belong to us.
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// This is a check for forum postings
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$self = DBA::selectFirst('contact', ['id'], ['uid' => $b['uid'], 'self' => true]);
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if ($b['contact-id'] != $self['id']) {
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return;
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}
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$wp_username = XML::escape(DI::pConfig()->get($b['uid'], 'wppost', 'wp_username'));
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$wp_password = XML::escape(DI::pConfig()->get($b['uid'], 'wppost', 'wp_password'));
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$wp_blog = DI::pConfig()->get($b['uid'],'wppost','wp_blog');
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$wp_backlink_text = DI::pConfig()->get($b['uid'],'wppost','wp_backlink_text');
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if ($wp_backlink_text == '') {
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$wp_backlink_text = DI::l10n()->t('Read the original post and comment stream on Friendica');
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}
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if ($wp_username && $wp_password && $wp_blog) {
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$wptitle = trim($b['title']);
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if (intval(DI::pConfig()->get($b['uid'], 'wppost', 'shortcheck'))) {
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// Checking, if its a post that is worth a blog post
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$postentry = false;
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$siteinfo = BBCode::getAttachedData($b["body"]);
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// Is it a link to an aricle, a video or a photo?
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if (isset($siteinfo["type"])) {
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if (in_array($siteinfo["type"], ["link", "audio", "video", "photo"])) {
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$postentry = true;
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}
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}
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// Does it have a title?
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if ($wptitle != "") {
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$postentry = true;
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}
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// Is it larger than 500 characters?
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if (strlen($b['body']) > 500) {
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$postentry = true;
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}
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if (!$postentry) {
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return;
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}
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}
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// If the title is empty then try to guess
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if ($wptitle == '') {
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// Fetch information about the post
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$siteinfo = BBCode::getAttachedData($b["body"]);
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if (isset($siteinfo["title"])) {
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$wptitle = $siteinfo["title"];
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}
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// If no bookmark is found then take the first line
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if ($wptitle == '') {
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// Remove the share element before fetching the first line
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$title = trim(preg_replace("/\[share.*?\](.*?)\[\/share\]/ism","\n$1\n",$b['body']));
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$title = HTML::toPlaintext(BBCode::convert($title, false), 0, true)."\n";
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$pos = strpos($title, "\n");
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$trailer = "";
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if (($pos == 0) || ($pos > 100)) {
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$pos = 100;
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$trailer = "...";
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}
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$wptitle = substr($title, 0, $pos).$trailer;
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}
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}
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$title = '<title>' . (($wptitle) ? $wptitle : DI::l10n()->t('Post from Friendica')) . '</title>';
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$post = BBCode::convert($b['body'], false, BBCode::CONNECTORS);
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// If a link goes to youtube then remove the stuff around it. Wordpress detects youtube links and embeds it
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$post = preg_replace('/<a.*?href="(https?:\/\/www.youtube.com\/.*?)".*?>(.*?)<\/a>/ism',"\n$1\n",$post);
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$post = preg_replace('/<a.*?href="(https?:\/\/youtu.be\/.*?)".*?>(.*?)<\/a>/ism',"\n$1\n",$post);
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$post = $title.$post;
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$wp_backlink = intval(DI::pConfig()->get($b['uid'],'wppost','backlink'));
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if($wp_backlink && $b['plink']) {
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$post .= EOL . EOL . '<a href="' . $b['plink'] . '">'
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. $wp_backlink_text . '</a>' . EOL . EOL;
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}
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$post = XML::escape($post);
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$xml = <<< EOT
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<?xml version=\"1.0\" encoding=\"utf-8\"?>
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<methodCall>
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<methodName>blogger.newPost</methodName>
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<params>
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<param><value><string/></value></param>
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<param><value><string/></value></param>
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<param><value><string>$wp_username</string></value></param>
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<param><value><string>$wp_password</string></value></param>
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<param><value><string>$post</string></value></param>
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<param><value><int>1</int></value></param>
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</params>
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</methodCall>
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EOT;
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Logger::log('wppost: data: ' . $xml, Logger::DATA);
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if ($wp_blog !== 'test') {
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$x = Network::post($wp_blog, $xml)->getBody();
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}
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Logger::log('posted to wordpress: ' . (($x) ? $x : ''), Logger::DEBUG);
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}
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}
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