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action.php
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action.php
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<?php
/**
* @license GPL 2 (http://www.gnu.org/licenses/gpl.html)
* @author Esther Brunner <wikidesign@gmail.com>
*/
use dokuwiki\Extension\Event;
use dokuwiki\Subscriptions\SubscriberManager;
use dokuwiki\Utf8\PhpString;
/**
* Class action_plugin_discussion
*
* Data format of file metadir/<id>.comments:
* array = [
* 'status' => int whether comments are 0=disabled/1=open/2=closed,
* 'number' => int number of visible comments,
* 'title' => string|null alternative title for discussion section
* 'comments' => [
* '<cid>'=> [
* 'cid' => string comment id - long random string
* 'raw' => string comment text,
* 'xhtml' => string rendered html,
* 'parent' => null|string null or empty string at highest level, otherwise comment id of parent
* 'replies' => string[] array with comment ids
* 'user' => [
* 'id' => string,
* 'name' => string,
* 'mail' => string,
* 'address' => string,
* 'url' => string
* ],
* 'date' => [
* 'created' => int timestamp,
* 'modified' => int (not defined if not modified)
* ],
* 'show' => bool, whether shown (still be moderated, or hidden by moderator or user self)
* ],
* ...
* ]
* 'subscribers' => [
* '<email>' => [
* 'hash' => string unique token,
* 'active' => bool, true if confirmed
* 'confirmsent' => bool, true if confirmation mail is sent
* ],
* ...
* ]
*/
class action_plugin_discussion extends DokuWiki_Action_Plugin
{
/** @var helper_plugin_avatar */
protected $avatar = null;
/** @var null|string */
protected $style = null;
/** @var null|bool */
protected $useAvatar = null;
/** @var helper_plugin_discussion */
protected $helper = null;
/**
* load helper
*/
public function __construct()
{
$this->helper = plugin_load('helper', 'discussion');
}
/**
* Register the handlers
*
* @param Doku_Event_Handler $controller DokuWiki's event controller object.
*/
public function register(Doku_Event_Handler $controller)
{
$controller->register_hook('ACTION_ACT_PREPROCESS', 'BEFORE', $this, 'handleCommentActions');
$controller->register_hook('TPL_ACT_RENDER', 'AFTER', $this, 'renderCommentsSection');
$controller->register_hook('INDEXER_PAGE_ADD', 'AFTER', $this, 'addCommentsToIndex', ['id' => 'page', 'text' => 'body']);
$controller->register_hook('FULLTEXT_SNIPPET_CREATE', 'BEFORE', $this, 'addCommentsToIndex', ['id' => 'id', 'text' => 'text']);
$controller->register_hook('INDEXER_VERSION_GET', 'BEFORE', $this, 'addIndexVersion', []);
$controller->register_hook('FULLTEXT_PHRASE_MATCH', 'AFTER', $this, 'fulltextPhraseMatchInComments', []);
$controller->register_hook('PARSER_METADATA_RENDER', 'AFTER', $this, 'updateCommentStatusFromMetadata', []);
$controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'addToolbarToCommentfield', []);
$controller->register_hook('TOOLBAR_DEFINE', 'AFTER', $this, 'modifyToolbar', []);
$controller->register_hook('AJAX_CALL_UNKNOWN', 'BEFORE', $this, 'ajaxPreviewComments', []);
$controller->register_hook('TPL_TOC_RENDER', 'BEFORE', $this, 'addDiscussionToTOC', []);
}
/**
* Preview Comments
*
* @param Doku_Event $event
* @author Michael Klier <chi@chimeric.de>
*/
public function ajaxPreviewComments(Doku_Event $event)
{
global $INPUT;
if ($event->data != 'discussion_preview') return;
$event->preventDefault();
$event->stopPropagation();
print p_locale_xhtml('preview');
print '<div class="comment_preview">';
if (!$INPUT->server->str('REMOTE_USER') && !$this->getConf('allowguests')) {
print p_locale_xhtml('denied');
} else {
print $this->renderComment($INPUT->post->str('comment'));
}
print '</div>';
}
/**
* Adds a TOC item if a discussion exists
*
* @param Doku_Event $event
* @author Michael Klier <chi@chimeric.de>
*/
public function addDiscussionToTOC(Doku_Event $event)
{
global $ACT;
if ($this->hasDiscussion($title) && $event->data && $ACT != 'admin') {
$tocitem = [
'hid' => 'discussion__section',
'title' => $title ?: $this->getLang('discussion'),
'type' => 'ul',
'level' => 1
];
$event->data[] = $tocitem;
}
}
/**
* Modify Toolbar for use with discussion plugin
*
* @param Doku_Event $event
* @author Michael Klier <chi@chimeric.de>
*/
public function modifyToolbar(Doku_Event $event)
{
global $ACT;
if ($ACT != 'show') return;
if ($this->hasDiscussion($title) && $this->getConf('wikisyntaxok')) {
$toolbar = [];
foreach ($event->data as $btn) {
if ($btn['type'] == 'mediapopup') continue;
if ($btn['type'] == 'signature') continue;
if ($btn['type'] == 'linkwiz') continue;
if ($btn['type'] == 'NewTable') continue; //skip button for Edittable Plugin
//FIXME does nothing. Checks for '=' on toplevel, but today it are special buttons and a picker with subarray
if (isset($btn['open']) && preg_match("/=+?/", $btn['open'])) continue;
$toolbar[] = $btn;
}
$event->data = $toolbar;
}
}
/**
* Dirty workaround to add a toolbar to the discussion plugin
*
* @param Doku_Event $event
* @author Michael Klier <chi@chimeric.de>
*/
public function addToolbarToCommentfield(Doku_Event $event)
{
global $ACT;
global $ID;
if ($ACT != 'show') return;
if ($this->hasDiscussion($title) && $this->getConf('wikisyntaxok')) {
// FIXME ugly workaround, replace this once DW the toolbar code is more flexible
@require_once(DOKU_INC . 'inc/toolbar.php');
ob_start();
print 'NS = "' . getNS($ID) . '";'; // we have to define NS, otherwise we get get JS errors
toolbar_JSdefines('toolbar');
$script = ob_get_clean();
$event->data['script'][] = ['type' => 'text/javascript', 'charset' => "utf-8", '_data' => $script];
}
}
/**
* Handles comment actions, dispatches data processing routines
*
* @param Doku_Event $event
*/
public function handleCommentActions(Doku_Event $event)
{
global $ID, $INFO, $lang, $INPUT;
// handle newthread ACTs
if ($event->data == 'newthread') {
// we can handle it -> prevent others
$event->data = $this->newThread();
}
// enable captchas
if (in_array($INPUT->str('comment'), ['add', 'save'])) {
$this->captchaCheck();
$this->recaptchaCheck();
}
// if we are not in show mode or someone wants to unsubscribe, that was all for now
if ($event->data != 'show'
&& $event->data != 'discussion_unsubscribe'
&& $event->data != 'discussion_confirmsubscribe') {
return;
}
if ($event->data == 'discussion_unsubscribe' or $event->data == 'discussion_confirmsubscribe') {
if ($INPUT->has('hash')) {
$file = metaFN($ID, '.comments');
$data = unserialize(io_readFile($file));
$matchedMail = '';
foreach ($data['subscribers'] as $mail => $info) {
// convert old style subscribers just in case
if (!is_array($info)) {
$hash = $data['subscribers'][$mail];
$data['subscribers'][$mail]['hash'] = $hash;
$data['subscribers'][$mail]['active'] = true;
$data['subscribers'][$mail]['confirmsent'] = true;
}
if ($data['subscribers'][$mail]['hash'] == $INPUT->str('hash')) {
$matchedMail = $mail;
}
}
if ($matchedMail != '') {
if ($event->data == 'discussion_unsubscribe') {
unset($data['subscribers'][$matchedMail]);
msg(sprintf($lang['subscr_unsubscribe_success'], $matchedMail, $ID), 1);
} else { //$event->data == 'discussion_confirmsubscribe'
$data['subscribers'][$matchedMail]['active'] = true;
msg(sprintf($lang['subscr_subscribe_success'], $matchedMail, $ID), 1);
}
io_saveFile($file, serialize($data));
$event->data = 'show';
}
}
return;
}
// do the data processing for comments
$cid = $INPUT->str('cid');
switch ($INPUT->str('comment')) {
case 'add':
if (empty($INPUT->str('text'))) return; // don't add empty comments
if ($INPUT->server->has('REMOTE_USER') && !$this->getConf('adminimport')) {
$comment['user']['id'] = $INPUT->server->str('REMOTE_USER');
$comment['user']['name'] = $INFO['userinfo']['name'];
$comment['user']['mail'] = $INFO['userinfo']['mail'];
} elseif (($INPUT->server->has('REMOTE_USER') && $this->getConf('adminimport') && $this->helper->isDiscussionModerator())
|| !$INPUT->server->has('REMOTE_USER')) {
// don't add anonymous comments
if (empty($INPUT->str('name')) or empty($INPUT->str('mail'))) {
return;
}
if (!mail_isvalid($INPUT->str('mail'))) {
msg($lang['regbadmail'], -1);
return;
} else {
$comment['user']['id'] = ''; //prevent overlap with loggedin users, before: 'test<ipadress>'
$comment['user']['name'] = hsc($INPUT->str('name'));
$comment['user']['mail'] = hsc($INPUT->str('mail'));
}
}
$comment['user']['address'] = ($this->getConf('addressfield')) ? hsc($INPUT->str('address')) : '';
$comment['user']['url'] = ($this->getConf('urlfield')) ? $this->checkURL($INPUT->str('url')) : '';
$comment['subscribe'] = ($this->getConf('subscribe')) ? $INPUT->has('subscribe') : '';
$comment['date'] = ['created' => $INPUT->str('date')];
$comment['raw'] = cleanText($INPUT->str('text'));
$reply = $INPUT->str('reply');
if ($this->getConf('moderate') && !$this->helper->isDiscussionModerator()) {
$comment['show'] = false;
} else {
$comment['show'] = true;
}
$this->add($comment, $reply);
break;
case 'save':
$raw = cleanText($INPUT->str('text'));
$this->save([$cid], $raw);
break;
case 'delete':
$this->save([$cid], '');
break;
case 'toogle':
$this->save([$cid], '', 'toogle');
break;
}
}
/**
* Main function; dispatches the visual comment actions
*
* @param Doku_Event $event
*/
public function renderCommentsSection(Doku_Event $event)
{
global $INPUT;
if ($event->data != 'show') return; // nothing to do for us
$cid = $INPUT->str('cid');
if (!$cid) {
$cid = $INPUT->str('reply');
}
switch ($INPUT->str('comment')) {
case 'edit':
$this->showDiscussionSection(null, $cid);
break;
default: //'reply' or no action specified
$this->showDiscussionSection($cid);
break;
}
}
/**
* Redirects browser to given comment anchor
*
* @param string $cid comment id
*/
protected function redirect($cid)
{
global $ID;
global $ACT;
if ($ACT !== 'show') return;
if ($this->getConf('moderate') && !$this->helper->isDiscussionModerator()) {
msg($this->getLang('moderation'), 1);
@session_start();
global $MSG;
$_SESSION[DOKU_COOKIE]['msg'] = $MSG;
session_write_close();
$url = wl($ID);
} else {
$url = wl($ID) . '#comment_' . $cid;
}
if (function_exists('send_redirect')) {
send_redirect($url);
} else {
header('Location: ' . $url);
}
exit();
}
/**
* Checks config settings to enable/disable discussions
*
* @return bool true if enabled
*/
public function isDiscussionEnabled()
{
global $ID;
if ($this->getConf('excluded_ns') == '') {
$isNamespaceExcluded = false;
} else {
$ns = getNS($ID); // $INFO['namespace'] is not yet available, if used in update_comment_status()
$isNamespaceExcluded = preg_match($this->getConf('excluded_ns'), $ns);
}
if ($this->getConf('automatic')) {
if ($isNamespaceExcluded) {
return false;
} else {
return true;
}
} else {
if ($isNamespaceExcluded) {
return true;
} else {
return false;
}
}
}
/**
* Shows all comments of the current page, if no reply or edit requested, then comment form is shown on the end
*
* @param null|string $reply comment id on which the user requested a reply
* @param null|string $edit comment id which the user requested for editing
*/
protected function showDiscussionSection($reply = null, $edit = null)
{
global $ID, $INFO, $INPUT;
// get .comments meta file name
$file = metaFN($ID, '.comments');
if (!$INFO['exists']) return;
if (!@file_exists($file) && !$this->isDiscussionEnabled()) return;
if (!$INPUT->server->has('REMOTE_USER') && !$this->getConf('showguests')) return;
// load data
$data = [];
if (@file_exists($file)) {
$data = unserialize(io_readFile($file, false));
// comments are turned off
if (!$data['status']) {
return;
}
} elseif (!@file_exists($file) && $this->isDiscussionEnabled()) {
// set status to show the comment form
$data['status'] = 1;
$data['number'] = 0;
$data['title'] = null;
}
// show discussion wrapper only on certain circumstances
if (empty($data['comments']) || !is_array($data['comments'])) {
$cnt = 0;
$cids = [];
} else {
$cnt = count($data['comments']);
$cids = array_keys($data['comments']);
}
$show = false;
if ($cnt > 1 || ($cnt == 1 && $data['comments'][$cids[0]]['show'] == 1)
|| $this->getConf('allowguests')
|| $INPUT->server->has('REMOTE_USER')) {
$show = true;
// section title
$title = (!empty($data['title']) ? hsc($data['title']) : $this->getLang('discussion'));
ptln('<div class="comment_wrapper" id="comment_wrapper">'); // the id value is used for visibility toggling the section
ptln('<h2><a name="discussion__section" id="discussion__section">', 2);
ptln($title, 4);
ptln('</a></h2>', 2);
ptln('<div class="level2 hfeed">', 2);
}
// now display the comments
if (isset($data['comments'])) {
if (!$this->getConf('usethreading')) {
$data['comments'] = $this->flattenThreads($data['comments']);
uasort($data['comments'], [$this, 'sortThreadsOnCreation']);
}
if ($this->getConf('newestfirst')) {
$data['comments'] = array_reverse($data['comments']);
}
foreach ($data['comments'] as $cid => $value) {
if ($cid == $edit) { // edit form
$this->showCommentForm($value['raw'], 'save', $edit);
} else {
$this->showCommentWithReplies($cid, $data, '', $reply);
}
}
}
// comment form shown on the end, if no comment form of $reply or $edit is requested before
if ($data['status'] == 1 && (!$reply || !$this->getConf('usethreading')) && !$edit) {
$this->showCommentForm('', 'add');
}
if ($show) {
ptln('</div>', 2); // level2 hfeed
ptln('</div>'); // comment_wrapper
}
// check for toggle print configuration
if ($this->getConf('visibilityButton')) {
// print the hide/show discussion section button
$this->showDiscussionToggleButton();
}
}
/**
* Remove the parent-child relation, such that the comment structure becomes flat
*
* @param array $comments array with all comments
* @param null|array $cids comment ids of replies, which should be flatten
* @return array returned array with flattened comment structure
*/
protected function flattenThreads($comments, $cids = null)
{
if (is_null($cids)) {
$cids = array_keys($comments);
}
foreach ($cids as $cid) {
if (!empty($comments[$cid]['replies'])) {
$rids = $comments[$cid]['replies'];
$comments = $this->flattenThreads($comments, $rids);
$comments[$cid]['replies'] = [];
}
$comments[$cid]['parent'] = '';
}
return $comments;
}
/**
* Adds a new comment and then displays all comments
*
* @param array $comment with
* 'raw' => string comment text,
* 'user' => [
* 'id' => string,
* 'name' => string,
* 'mail' => string
* ],
* 'date' => [
* 'created' => int timestamp
* ]
* 'show' => bool
* 'subscribe' => bool
* @param string $parent comment id of parent
* @return bool
*/
protected function add($comment, $parent)
{
global $ID, $TEXT, $INPUT;
$originalTxt = $TEXT; // set $TEXT to comment text for wordblock check
$TEXT = $comment['raw'];
// spamcheck against the DokuWiki blacklist
if (checkwordblock()) {
msg($this->getLang('wordblock'), -1);
return false;
}
if (!$this->getConf('allowguests')
&& $comment['user']['id'] != $INPUT->server->str('REMOTE_USER')
) {
return false; // guest comments not allowed
}
$TEXT = $originalTxt; // restore global $TEXT
// get discussion meta file name
$file = metaFN($ID, '.comments');
// create comments file if it doesn't exist yet
if (!@file_exists($file)) {
$data = [
'status' => 1,
'number' => 0,
'title' => null
];
io_saveFile($file, serialize($data));
} else {
$data = unserialize(io_readFile($file, false));
// comments off or closed
if ($data['status'] != 1) {
return false;
}
}
if ($comment['date']['created']) {
$date = strtotime($comment['date']['created']);
} else {
$date = time();
}
if ($date == -1) {
$date = time();
}
$cid = md5($comment['user']['id'] . $date); // create a unique id
if (!isset($data['comments'][$parent]) || !is_array($data['comments'][$parent])) {
$parent = null; // invalid parent comment
}
// render the comment
$xhtml = $this->renderComment($comment['raw']);
// fill in the new comment
$data['comments'][$cid] = [
'user' => $comment['user'],
'date' => ['created' => $date],
'raw' => $comment['raw'],
'xhtml' => $xhtml,
'parent' => $parent,
'replies' => [],
'show' => $comment['show']
];
if ($comment['subscribe']) {
$mail = $comment['user']['mail'];
if (isset($data['subscribers'])) {
if (!$data['subscribers'][$mail]) {
$data['subscribers'][$mail]['hash'] = md5($mail . mt_rand());
$data['subscribers'][$mail]['active'] = false;
$data['subscribers'][$mail]['confirmsent'] = false;
} else {
// convert old style subscribers and set them active
if (!is_array($data['subscribers'][$mail])) {
$hash = $data['subscribers'][$mail];
$data['subscribers'][$mail]['hash'] = $hash;
$data['subscribers'][$mail]['active'] = true;
$data['subscribers'][$mail]['confirmsent'] = true;
}
}
} else {
$data['subscribers'][$mail]['hash'] = md5($mail . mt_rand());
$data['subscribers'][$mail]['active'] = false;
$data['subscribers'][$mail]['confirmsent'] = false;
}
}
// update parent comment
if ($parent) {
$data['comments'][$parent]['replies'][] = $cid;
}
// update the number of comments
$data['number']++;
// notify subscribers of the page
$data['comments'][$cid]['cid'] = $cid;
$this->notify($data['comments'][$cid], $data['subscribers']);
// save the comment metadata file
io_saveFile($file, serialize($data));
$this->addLogEntry($date, $ID, 'cc', '', $cid);
$this->redirect($cid);
return true;
}
/**
* Saves the comment with the given ID and then displays all comments
*
* @param array|string $cids array with comment ids to save, or a single string comment id
* @param string $raw if empty comment is deleted, otherwise edited text is stored (note: storing is per one cid!)
* @param string|null $act 'toogle', 'show', 'hide', null. If null, it depends on $raw
* @return bool succeed?
*/
public function save($cids, $raw, $act = null)
{
global $ID, $INPUT;
if (empty($cids)) return false; // do nothing if we get no comment id
if ($raw) {
global $TEXT;
$otxt = $TEXT; // set $TEXT to comment text for wordblock check
$TEXT = $raw;
// spamcheck against the DokuWiki blacklist
if (checkwordblock()) {
msg($this->getLang('wordblock'), -1);
return false;
}
$TEXT = $otxt; // restore global $TEXT
}
// get discussion meta file name
$file = metaFN($ID, '.comments');
$data = unserialize(io_readFile($file, false));
if (!is_array($cids)) {
$cids = [$cids];
}
foreach ($cids as $cid) {
if (is_array($data['comments'][$cid]['user'])) {
$user = $data['comments'][$cid]['user']['id'];
$convert = false;
} else {
$user = $data['comments'][$cid]['user'];
$convert = true;
}
// someone else was trying to edit our comment -> abort
if ($user != $INPUT->server->str('REMOTE_USER') && !$this->helper->isDiscussionModerator()) {
return false;
}
$date = time();
// need to convert to new format?
if ($convert) {
$data['comments'][$cid]['user'] = [
'id' => $user,
'name' => $data['comments'][$cid]['name'],
'mail' => $data['comments'][$cid]['mail'],
'url' => $data['comments'][$cid]['url'],
'address' => $data['comments'][$cid]['address'],
];
$data['comments'][$cid]['date'] = [
'created' => $data['comments'][$cid]['date']
];
}
if ($act == 'toogle') { // toogle visibility
$now = $data['comments'][$cid]['show'];
$data['comments'][$cid]['show'] = !$now;
$data['number'] = $this->countVisibleComments($data);
$type = ($data['comments'][$cid]['show'] ? 'sc' : 'hc');
} elseif ($act == 'show') { // show comment
$data['comments'][$cid]['show'] = true;
$data['number'] = $this->countVisibleComments($data);
$type = 'sc'; // show comment
} elseif ($act == 'hide') { // hide comment
$data['comments'][$cid]['show'] = false;
$data['number'] = $this->countVisibleComments($data);
$type = 'hc'; // hide comment
} elseif (!$raw) { // remove the comment
$data['comments'] = $this->removeComment($cid, $data['comments']);
$data['number'] = $this->countVisibleComments($data);
$type = 'dc'; // delete comment
} else { // save changed comment
$xhtml = $this->renderComment($raw);
// now change the comment's content
$data['comments'][$cid]['date']['modified'] = $date;
$data['comments'][$cid]['raw'] = $raw;
$data['comments'][$cid]['xhtml'] = $xhtml;
$type = 'ec'; // edit comment
}
}
// save the comment metadata file
io_saveFile($file, serialize($data));
$this->addLogEntry($date, $ID, $type, '', $cid);
$this->redirect($cid);
return true;
}
/**
* Recursive function to remove a comment from the data array
*
* @param string $cid comment id to be removed
* @param array $comments array with all comments
* @return array returns modified array with all remaining comments
*/
protected function removeComment($cid, $comments)
{
if (is_array($comments[$cid]['replies'])) {
foreach ($comments[$cid]['replies'] as $rid) {
$comments = $this->removeComment($rid, $comments);
}
}
unset($comments[$cid]);
return $comments;
}
/**
* Prints an individual comment
*
* @param string $cid comment id
* @param array $data array with all comments by reference
* @param string $parent comment id of parent
* @param string $reply comment id on which the user requested a reply
* @param bool $isVisible is marked as visible
*/
protected function showCommentWithReplies($cid, &$data, $parent = '', $reply = '', $isVisible = true)
{
// comment was removed
if (!isset($data['comments'][$cid])) {
return;
}
$comment = $data['comments'][$cid];
// corrupt datatype
if (!is_array($comment)) {
return;
}
// handle only replies to given parent comment
if ($comment['parent'] != $parent) {
return;
}
// comment hidden, only shown for moderators
if (!$comment['show'] && !$this->helper->isDiscussionModerator()) {
return;
}
// print the actual comment
$this->showComment($cid, $data, $reply, $isVisible);
// replies to this comment entry?
$this->showReplies($cid, $data, $reply, $isVisible);
// reply form
$this->showReplyForm($cid, $reply);
}
/**
* Print the comment
*
* @param string $cid comment id
* @param array $data array with all comments
* @param string $reply comment id on which the user requested a reply
* @param bool $isVisible (grand)parent is marked as visible
*/
protected function showComment($cid, $data, $reply, $isVisible)
{
global $conf, $lang, $HIGH, $INPUT;
$comment = $data['comments'][$cid];
//only moderators can arrive here if hidden
$class = '';
if (!$comment['show'] || !$isVisible) {
$class = ' comment_hidden';
}
if($cid === $reply) {
$class .= ' reply';
}
// comment head with date and user data
ptln('<div class="hentry' . $class . '">', 4);
ptln('<div class="comment_head">', 6);
ptln('<a name="comment_' . $cid . '" id="comment_' . $cid . '"></a>', 8);
$head = '<span class="vcard author">';
// prepare variables
if (is_array($comment['user'])) { // new format
$user = $comment['user']['id'];
$name = $comment['user']['name'];
$mail = $comment['user']['mail'];
$url = $comment['user']['url'];
$address = $comment['user']['address'];
} else { // old format
$user = $comment['user'];
$name = $comment['name'];
$mail = $comment['mail'];
$url = $comment['url'];
$address = $comment['address'];
}
if (is_array($comment['date'])) { // new format
$created = $comment['date']['created'];
$modified = $comment['date']['modified'] ?? null;
} else { // old format
$created = $comment['date'];
$modified = $comment['edited'];
}
// show username or real name?
if (!$this->getConf('userealname') && $user) {
//not logged-in users have currently username set to '', but before 'test<Ipaddress>'
if(substr($user, 0,4) === 'test'
&& (strpos($user, ':', 4) !== false || strpos($user, '.', 4) !== false)) {
$showname = $name;
} else {
$showname = $user;
}
} else {
$showname = $name;
}
// show avatar image?
if ($this->useAvatar()) {
$user_data['name'] = $name;
$user_data['user'] = $user;
$user_data['mail'] = $mail;
$align = $lang['direction'] === 'ltr' ? 'left' : 'right';
$avatar = $this->avatar->getXHTML($user_data, $name, $align);
if ($avatar) {
$head .= $avatar;
}
}
if ($this->getConf('linkemail') && $mail) {
$head .= $this->email($mail, $showname, 'email fn');
} elseif ($url) {
$head .= $this->external_link($this->checkURL($url), $showname, 'urlextern url fn');
} else {
$head .= '<span class="fn">' . $showname . '</span>';
}
if ($address) {
$head .= ', <span class="adr">' . $address . '</span>';
}
$head .= '</span>, ' .
'<abbr class="published" title="' . strftime('%Y-%m-%dT%H:%M:%SZ', $created) . '">' .
dformat($created, $conf['dformat']) . '</abbr>';
if ($modified) {
$head .= ', <abbr class="updated" title="' .
strftime('%Y-%m-%dT%H:%M:%SZ', $modified) . '">' . dformat($modified, $conf['dformat']) .
'</abbr>';
}
ptln($head, 8);
ptln('</div>', 6); // class="comment_head"
// main comment content
ptln('<div class="comment_body entry-content"' .
($this->useAvatar() ? $this->getWidthStyle() : '') . '>', 6);
echo ($HIGH ? html_hilight($comment['xhtml'], $HIGH) : $comment['xhtml']) . DOKU_LF;
ptln('</div>', 6); // class="comment_body"
if ($isVisible) {
ptln('<div class="comment_buttons">', 6);
// show reply button?
if ($data['status'] == 1 && !$reply && $comment['show']
&& ($this->getConf('allowguests') || $INPUT->server->has('REMOTE_USER'))
&& $this->getConf('usethreading')
) {
$this->showButton($cid, $this->getLang('btn_reply'), 'reply', true);
}
// show edit, show/hide and delete button?
if (($user == $INPUT->server->str('REMOTE_USER') && $user != '') || $this->helper->isDiscussionModerator()) {
$this->showButton($cid, $lang['btn_secedit'], 'edit', true);
$label = ($comment['show'] ? $this->getLang('btn_hide') : $this->getLang('btn_show'));
$this->showButton($cid, $label, 'toogle');
$this->showButton($cid, $lang['btn_delete'], 'delete');
}
ptln('</div>', 6); // class="comment_buttons"
}
ptln('</div>', 4); // class="hentry"
}
/**
* If requested by user, show comment form to write a reply
*
* @param string $cid current comment id
* @param string $reply comment id on which the user requested a reply
*/
protected function showReplyForm($cid, $reply)
{
if ($this->getConf('usethreading') && $reply == $cid) {
ptln('<div class="comment_replies reply">', 4);
$this->showCommentForm('', 'add', $cid);
ptln('</div>', 4); // class="comment_replies"
}
}
/**
* Show the replies to the given comment
*
* @param string $cid comment id
* @param array $data array with all comments by reference
* @param string $reply comment id on which the user requested a reply
* @param bool $isVisible is marked as visible by reference
*/
protected function showReplies($cid, &$data, $reply, &$isVisible)
{
$comment = $data['comments'][$cid];
if (!empty($comment['replies'])) {
return;
}
ptln('<div class="comment_replies"' . $this->getWidthStyle() . '>', 4);
$isVisible = ($comment['show'] && $isVisible);
foreach ($comment['replies'] as $rid) {
$this->showCommentWithReplies($rid, $data, $cid, $reply, $isVisible);
}
ptln('</div>', 4);
}
/**
* Is an avatar displayed?
*
* @return bool
*/
protected function useAvatar()
{
if (is_null($this->useAvatar)) {
$this->useAvatar = $this->getConf('useavatar')
&& ($this->avatar = $this->loadHelper('avatar', false));
}
return $this->useAvatar;
}
/**
* Calculate width of indent
*
* @return string
*/
protected function getWidthStyle()
{
global $lang;
if (is_null($this->style)) {
$side = $lang['direction'] === 'ltr' ? 'left' : 'right';
if ($this->useAvatar()) {
$this->style = ' style="margin-' . $side . ': ' . ($this->avatar->getConf('size') + 14) . 'px;"';
} else {
$this->style = ' style="margin-' . $side . ': 20px;"';
}
}
return $this->style;
}