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lib-comment.php
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lib-comment.php
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<?php
/* Reminder: always indent with 4 spaces (no tabs). */
// +---------------------------------------------------------------------------+
// | Geeklog 2.1 |
// +---------------------------------------------------------------------------+
// | lib-comment.php |
// | |
// | Geeklog comment library. |
// +---------------------------------------------------------------------------+
// | Copyright (C) 2000-2012 by the following authors: |
// | |
// | Authors: Tony Bibbs - tony AT tonybibbs DOT com |
// | Mark Limburg - mlimburg AT users DOT sourceforge DOT net |
// | Jason Whittenburg - jwhitten AT securitygeeks DOT com |
// | Dirk Haun - dirk AT haun-online DOT de |
// | Vincent Furia - vinny01 AT users DOT sourceforge DOT net |
// | Jared Wenerd - wenerd87 AT gmail DOT com |
// +---------------------------------------------------------------------------+
// | |
// | This program is free software; you can redistribute it and/or |
// | modify it under the terms of the GNU General Public License |
// | as published by the Free Software Foundation; either version 2 |
// | of the License, or (at your option) any later version. |
// | |
// | This program is distributed in the hope that it will be useful, |
// | but WITHOUT ANY WARRANTY; without even the implied warranty of |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
// | GNU General Public License for more details. |
// | |
// | You should have received a copy of the GNU General Public License |
// | along with this program; if not, write to the Free Software Foundation, |
// | Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
// | |
// +---------------------------------------------------------------------------+
global $_CONF;
if (stripos($_SERVER['PHP_SELF'], basename(__FILE__)) !== false) {
die('This file can not be used on its own!');
}
if ($_CONF['allow_user_photo']) {
// only needed for the USER_getPhoto function
require_once $_CONF['path_system'] . 'lib-user.php';
}
define('COMMENT_ON_SAME_PAGE', ($_CONF['comment_on_same_page'] && !CMT_isCommentPage()));
$prefix = COMMENT_ON_SAME_PAGE ? 'cmt_' : '';
define('CMT_CID', $prefix . 'cid');
define('CMT_SID', $prefix . 'sid');
define('CMT_PID', $prefix . 'pid');
define('CMT_UID', $prefix . 'uid');
define('CMT_TYPE', $prefix . 'type');
define('CMT_USERNAME', $prefix . 'username');
define('CMT_MODE', $prefix . 'mode');
/**
* This function displays the comment control bar
* Prints the control that allows the user to interact with Geeklog Comments
*
* @param string $sid ID of item in question
* @param string $title Title of item
* @param string $type Type of item (i.e. article, photo, etc)
* @param string $order Order that comments are displayed in
* @param string $mode Mode (nested, flat, etc.)
* @param int $ccode Comment code: -1=no comments, 0=allowed, 1=closed
* @return string HTML Formated comment bar
* @see CMT_userComments
*/
function CMT_commentBar($sid, $title, $type, $order, $mode, $ccode = 0)
{
global $_CONF, $_TABLES, $_USER, $LANG01, $LANG03;
$is_comment_page = CMT_isCommentPage();
$nrows = DB_count($_TABLES['comments'], array('sid', 'type'),
array($sid, $type));
$commentBar = COM_newTemplate($_CONF['path_layout'] . 'comment');
$commentBar->set_file(array('commentbar' => 'commentbar.thtml'));
$commentBar->set_block('commentbar', 'commenteditform_jumplink');
$commentBar->set_var('lang_comments', $LANG01[3]);
$commentBar->set_var('lang_refresh', $LANG01[39]);
$commentBar->set_var('lang_reply', $LANG01[60]);
$commentBar->set_var('lang_disclaimer', $LANG01[26]);
if ($ccode == 0 && !COMMENT_ON_SAME_PAGE) {
$commentBar->set_var('reply_hidden_or_submit', 'submit');
// $commentbar->set_var( 'show_link_to_commenteditform', 'display:none;' );
$commentBar->set_var('jump_link_for_commenteditform', '');
} else {
$commentBar->set_var('reply_hidden_or_submit', 'hidden');
$commentBar->parse('jump_link_for_commenteditform', 'commenteditform_jumplink');
}
$commentBar->set_var('num_comments', COM_numberFormat($nrows));
$commentBar->set_var('comment_type', $type);
$commentBar->set_var('sid', $sid);
$cmt_title = stripslashes($title);
$commentBar->set_var('story_title', $cmt_title);
// Article's are pre-escaped.
if ($type != 'article') {
$cmt_title = htmlspecialchars($cmt_title);
}
$commentBar->set_var('comment_title', $cmt_title);
// Link to plugin defined link or lacking that a generic link
// that the plugin should support (hopefully)
list($plgurl, $plgid) = CMT_getCommentUrlId($type);
$articleUrl = "$plgurl?$plgid=$sid";
$commentBar->set_var('article_url', $articleUrl);
if ($is_comment_page) {
$link = COM_createLink($cmt_title, $articleUrl,
array('class' => 'non-ul b'));
$commentBar->set_var('story_link', $link);
$commentBar->set_var('start_storylink_anchortag',
'<a href="' . $articleUrl . '" class="non-ul">');
$commentBar->set_var('end_storylink_anchortag', '</a>');
} else {
$commentBar->set_var('story_link', $articleUrl);
}
if (!COM_isAnonUser()) {
$username = $_USER['username'];
$fullname = $_USER['fullname'];
} else {
$result = DB_query("SELECT username,fullname FROM {$_TABLES['users']} WHERE uid = 1");
$N = DB_fetchArray($result);
$username = $N['username'];
$fullname = $N['fullname'];
}
if (empty($fullname)) {
$fullname = $username;
}
$commentBar->set_var('user_name', $username);
$commentBar->set_var('user_fullname', $fullname);
if (!COM_isAnonUser()) {
$author = COM_getDisplayName($_USER['uid'], $username, $fullname);
$commentBar->set_var('user_nullname', $author);
$commentBar->set_var('author', $author);
$commentBar->set_var('login_logout_url',
$_CONF['site_url'] . '/users.php?mode=logout');
$commentBar->set_var('lang_login_logout', $LANG01[35]);
} else {
$commentBar->set_var('user_nullname', '');
$commentBar->set_var('login_logout_url',
$_CONF['site_url'] . '/users.php?mode=new');
$commentBar->set_var('lang_login_logout', $LANG01[61]);
}
$comment_url = $_CONF['site_url'] . '/comment.php';
if ($is_comment_page) {
$commentBar->set_var('parent_url', $comment_url . '#comments');
$commentBar->set_var('editor_url', $comment_url . '#commenteditform');
$hidden = '';
$commentMode = Geeklog\Input::fRequest(CMT_MODE, '');
$cid = (int) Geeklog\Input::fRequest(CMT_CID, 0);
$pid = (int) Geeklog\Input::fRequest(CMT_PID, 0);
if (in_array($commentMode, array('view', $LANG03[28], $LANG03[34], $LANG03[14], 'edit'))) {
$hidden .= '<input type="hidden" name="' . CMT_CID . '" value="' . $cid . '"' . XHTML . '>';
$hidden .= '<input type="hidden" name="' . CMT_PID . '" value="' . $cid . '"' . XHTML . '>';
} elseif ($commentMode === 'display' || empty($commentMode)) {
$hidden .= '<input type="hidden" name="' . CMT_PID . '" value="' . $pid . '"' . XHTML . '>';
}
$hidden .= '<input type="hidden" name="mode" value="' . $commentMode . '"' . XHTML . '>';
$commentBar->set_var('hidden_field', $hidden);
$commentBar->set_var('hidden_field_reply', '');
$commentBar->set_var('nprefix', '');
} else { // article and plugin
$commentBar->set_var('parent_url', $articleUrl . '#comments');
if (COMMENT_ON_SAME_PAGE) {
$commentBar->set_var('editor_url', $articleUrl . '#commenteditform');
$commentBar->set_var('nprefix', 'cmd_');
} else {
$commentBar->set_var('editor_url', $comment_url . '#commenteditform');
$commentBar->set_var('nprefix', '');
}
$hidden = '<input type="hidden" name="' . $plgid . '" value="' . $sid . '"' . XHTML . '>';
$commentBar->set_var('hidden_field', $hidden);
$commentBar->set_var('hidden_field_reply', $hidden);
}
// Order
$selector = '<select name="order">' . LB
. COM_optionList($_TABLES['sortcodes'], 'code,name', $order)
. LB . '</select>';
$commentBar->set_var('order_selector', $selector);
// Mode
if ($is_comment_page) {
$selector = '<select name="format">';
} else {
$selector = '<select name="mode">';
}
$selector .= LB
. COM_optionList($_TABLES['commentmodes'], 'mode,name', $mode)
. LB . '</select>';
$commentBar->set_var('mode_selector', $selector);
return $commentBar->finish($commentBar->parse('output', 'commentbar'));
}
/**
* This function prints &$comments (db results set of comments) in comment format
* -For previews, &$comments is assumed to be an associative array containing
* data for a single comment.
*
* @param array &$comments Database result set of comments to be printed
* @param string $mode 'flat', 'threaded', etc
* @param string $type Type of item (article, polls, etc.)
* @param string $order How to order the comments 'ASC' or 'DESC'
* @param boolean $delete_option if current user can delete comments
* @param boolean $preview Preview display (for edit) or not
* @param int $commentCode Comment code: -1=no comments, 0=allowed, 1=closed
* @param int $commentPage page number of comments to display
* @return string HTML Formatted Comment
*/
function CMT_getComment(&$comments, $mode, $type, $order, $delete_option = false, $preview = false, $commentCode = 0,
$commentPage = 1)
{
global $_CONF, $_TABLES, $_USER, $LANG01, $LANG03, $MESSAGE, $_IMAGE_TYPE;
$indent = 0; // begin with 0 indent
$retval = ''; // initialize return value
$template = COM_newTemplate($_CONF['path_layout'] . 'comment');
$template->set_file(array(
'comment' => 'comment.thtml',
'thread' => 'thread.thtml',
));
// generic template variables
$template->set_var('lang_authoredby', $LANG01[42]);
$template->set_var('lang_on', $LANG01[36]);
$template->set_var('lang_permlink', $LANG01[120]);
$template->set_var('order', $order);
if ($commentCode == 0) {
$template->set_var('lang_replytothis', $LANG01[43]);
$template->set_var('lang_reply', $LANG01[25]);
} else {
$template->set_var('lang_replytothis', '');
$template->set_var('lang_reply', '');
}
// Make sure we have a default value for comment indentation
if (!isset($_CONF['comment_indent'])) {
$_CONF['comment_indent'] = 25;
}
if ($preview) {
$A = $comments;
if (empty($A['nice_date'])) {
$A['nice_date'] = time();
}
if (!isset($A['cid'])) {
$A['cid'] = 0;
}
if (!isset($A['photo'])) {
if (isset($_USER['photo'])) {
$A['photo'] = $_USER['photo'];
} else {
$A['photo'] = '';
}
}
if (!isset($A['email'])) {
if (isset($_USER['email'])) {
$A['email'] = $_USER['email'];
} else {
$A['email'] = '';
}
}
$mode = 'flat';
} else {
$A = DB_fetchArray($comments);
}
if (empty($A)) {
return '';
}
$commentMode = Geeklog\Input::fRequest(CMT_MODE, '');
$submit = (($commentMode == $LANG03[29]) || ($commentMode == $LANG03[35]));
$token = '';
if ($delete_option && !$preview && !$submit) {
$token = SEC_createToken();
}
// check for comment edit
$row = 1;
do {
// check for comment edit
$commentEdit = DB_query("SELECT cid,uid,UNIX_TIMESTAMP(time) AS time FROM {$_TABLES['commentedits']} WHERE cid = {$A['cid']}");
$B = DB_fetchArray($commentEdit);
if ($B) { //comment edit present
// get correct editor name
if ($A['uid'] == $B['uid']) {
$editName = $A['username'];
} else {
$editName = DB_getItem($_TABLES['users'], 'username', "uid={$B['uid']}");
}
// add edit info to text
$A['comment'] .= '<div class="comment-edit">' . $LANG03[30] . ' '
. strftime($_CONF['date'], $B['time']) . ' '
. $LANG03[31] . ' ' . $editName
. '</div><!-- /COMMENTEDIT -->';
}
// determines indentation for current comment
if ($mode === 'threaded' || $mode === 'nested') {
$indent = ($A['indent'] - $A['pindent']) * $_CONF['comment_indent'];
// set the maximum indentation level to 16
if ($indent > 400) {
$indent = 400;
}
}
// Filemgmt plugin is doing special processing.
// Therefore, I support specially, against my better judgment.
// May should delete this code part.
if ($type === 'filemgmt') {
$A['sid'] = str_replace('fileid_', '', $A['sid']);
}
// comment variables
$template->set_var('indent', $indent);
$template->set_var('author_name', strip_tags($A['username']));
$template->set_var('author_id', $A['uid']);
$template->set_var('cid', $A['cid']);
$template->set_var('cssid', $row % 2);
if ($A['uid'] > 1) {
$fullname = '';
if (!empty($A['fullname'])) {
$fullname = $A['fullname'];
}
$fullname = COM_getDisplayName($A['uid'], $A['username'],
$fullname);
$template->set_var('author_fullname', $fullname);
$template->set_var('author', $fullname);
$altText = $fullname;
$photo = '';
if ($_CONF['allow_user_photo']) {
if (isset($A['photo']) && empty($A['photo'])) {
$A['photo'] = '(none)';
}
$photo = USER_getPhoto($A['uid'], $A['photo'], $A['email']);
}
$profile_link = $_CONF['site_url'] . '/users.php?mode=profile&uid=' . $A['uid'];
if (!empty($photo)) {
$template->set_var('author_photo', $photo);
$camera_icon = '<img src="' . $_CONF['layout_url']
. '/images/smallcamera.' . $_IMAGE_TYPE . '" alt=""'
. XHTML . '>';
$template->set_var('camera_icon',
COM_createLink($camera_icon, $profile_link));
} else {
$template->set_var('author_photo', '');
$template->set_var('camera_icon', '');
}
$template->set_var('start_author_anchortag', '<a href="' . $profile_link . '">');
$template->set_var('end_author_anchortag', '</a>');
$template->set_var('author_link', COM_createLink($fullname, $profile_link));
} else {
// comment is from anonymous user
if (isset($A['name'])) {
$A['username'] = strip_tags($A['name']);
}
$template->set_var('author', $A['username']);
$template->set_var('author_fullname', $A['username']);
$template->set_var('author_link', $A['username']);
$template->set_var('author_photo', '');
$template->set_var('camera_icon', '');
$template->set_var('start_author_anchortag', '');
$template->set_var('end_author_anchortag', '');
}
// hide reply link from anonymous users if they can't post replies
$hideFromAnon = false;
if (COM_isAnonUser() && (($_CONF['loginrequired'] == 1) ||
($_CONF['commentsloginrequired'] == 1))
) {
$hideFromAnon = true;
}
// this will hide HTML that should not be viewed in preview mode
if ($preview || $hideFromAnon) {
$template->set_var('hide_if_preview', 'style="display:none"');
} else {
$template->set_var('hide_if_preview', '');
}
// for threaded mode, add a link to comment parent
if ($mode === 'threaded' && $A['pid'] != 0 && $indent == 0) {
$pid = DB_getItem($_TABLES['comments'], 'pid',
"cid = '{$A['pid']}'");
if ($pid != 0) {
$pLink = $_CONF['site_url'] . '/comment.php?mode=display'
. '&sid=' . $A['sid'] . '&type=' . $type
. '&order=' . $order . '&pid=' . $pid
. '&format=threaded';
} else {
$pLink = $_CONF['site_url'] . '/comment.php?mode=view'
. '&sid=' . $A['sid'] . '&type=' . $type
. '&order=' . $order . '&cid=' . $A['pid']
. '&format=threaded';
}
$parent_link = COM_createLink($LANG01[44], $pLink) . ' | ';
$template->set_var('parent_link', $parent_link);
} else {
$template->set_var('parent_link', '');
}
$template->set_var('date', strftime($_CONF['date'], $A['nice_date']));
$template->set_var('sid', $A['sid']);
$template->set_var('type', $A['type']);
// COMMENT edit rights
$edit_option = false;
if (isset($A['uid']) && isset($_USER['uid'])
&& ($_USER['uid'] == $A['uid']) && ($_CONF['comment_edit'] == 1)
&& ((time() - $A['nice_date']) < $_CONF['comment_edittime'])
&& (DB_getItem($_TABLES['comments'], 'COUNT(*)',
"pid = {$A['cid']}") == 0)
) {
$edit_option = true;
if (empty($token) && !$preview && !$submit) {
$token = SEC_createToken();
}
} elseif (SEC_hasRights('comment.moderate')) {
$edit_option = true;
}
if (COMMENT_ON_SAME_PAGE) {
list($pluginUrl, $pluginId) = CMT_getCommentUrlId($type);
}
// edit link
$edit = '';
if ($edit_option) {
if (COMMENT_ON_SAME_PAGE) {
$editLink = $pluginUrl . '?' . CMT_MODE . '=edit&' . CMT_CID . '='
. $A['cid'] . "&$pluginId=" . $A['sid'] . '&' . CMT_TYPE . '=' . $type
. '&mode=' . $mode
. '&order=' . $order
. '&cpage=' . $commentPage
. '#commenteditform';
} else {
$editLink = $_CONF['site_url'] . '/comment.php?mode=edit&cid='
. $A['cid'] . '&sid=' . $A['sid'] . '&type=' . $type;
}
$edit = COM_createLink($LANG01[4], $editLink) . ' | ';
}
// unsubscribe link
$unsubscribe = '';
if (($_CONF['allow_reply_notifications'] == 1) && !COM_isAnonUser()
&& isset($A['uid']) && isset($_USER['uid'])
&& ($_USER['uid'] == $A['uid'])
) {
$hash = DB_getItem($_TABLES['commentnotifications'], 'deletehash',
"cid = {$A['cid']} AND uid = {$_USER['uid']}");
if (!empty($hash)) {
if (COMMENT_ON_SAME_PAGE) {
$unsubLink = $pluginUrl . '?' . CMT_MODE . "=unsubscribe&$pluginId="
. $A['sid'] . '&key=' . $hash;
} else {
$unsubLink = $_CONF['site_url']
. '/comment.php?mode=unsubscribe&key=' . $hash;
}
$unsubAttr = array('title' => $LANG03[43]);
$unsubscribe = COM_createLink($LANG03[42], $unsubLink, $unsubAttr) . ' | ';
}
}
// if deletion is allowed, displays delete link
if ($delete_option) {
$delOption = '';
// always place edit option first, if available
if (!empty($edit)) {
$delOption .= $edit;
}
// actual delete option
if (COMMENT_ON_SAME_PAGE) {
$delLink = $pluginUrl . '?' . CMT_MODE . '=delete&' . CMT_CID . '='
. $A['cid'] . "&$pluginId=" . $A['sid'] . '&' . CMT_TYPE . '=' . $type
. '&' . CSRF_TOKEN . '=' . $token;
} else {
$delLink = $_CONF['site_url'] . '/comment.php?mode=delete&cid='
. $A['cid'] . '&sid=' . $A['sid'] . '&type=' . $type
. '&' . CSRF_TOKEN . '=' . $token;
}
$delAttr = array('onclick' => "return confirm('{$MESSAGE[76]}');");
$delOption .= COM_createLink($LANG01[28], $delLink, $delAttr) . ' | ';
if (!empty($A['ipaddress'])) {
if (empty($_CONF['ip_lookup'])) {
$delOption .= $A['ipaddress'] . ' | ';
} else {
$ipLookUp = str_replace('*', $A['ipaddress'], $_CONF['ip_lookup']);
$delOption .= COM_createLink($A['ipaddress'], $ipLookUp) . ' | ';
}
}
if (!empty($unsubscribe)) {
$delOption .= $unsubscribe;
}
$template->set_var('delete_option', $delOption);
} elseif ($edit_option) {
$template->set_var('delete_option', $edit . $unsubscribe);
} elseif (!COM_isAnonUser()) {
$reportThis = '';
if ($A['uid'] != $_USER['uid']) {
if (COMMENT_ON_SAME_PAGE) {
$reportThisLink = $pluginUrl . '?' . CMT_MODE . '=report&' . CMT_CID . '=' . $A['cid']
. '&' . CMT_TYPE . '=' . $type;
} else {
$reportThisLink = $_CONF['site_url']
. '/comment.php?mode=report&cid=' . $A['cid']
. '&type=' . $type;
}
$report_attr = array('title' => $LANG01[110]);
$reportThis = COM_createLink($LANG01[109], $reportThisLink,
$report_attr) . ' | ';
}
$template->set_var('delete_option', $reportThis . $unsubscribe);
} else {
$template->set_var('delete_option', '');
}
//and finally: format the actual text of the comment, but check only the text, not sig or edit
$text = str_replace('<!-- COMMENTSIG --><div class="comment-sig">', '',
$A['comment']);
$text = str_replace('</div><!-- /COMMENTSIG -->', '', $text);
$text = str_replace('<div class="comment-edit">', '', $text);
$text = str_replace('</div><!-- /COMMENTEDIT -->', '', $text);
if (preg_match('/<.*>/', $text) == 0) {
$A['comment'] = '<div class="commentbody">' . COM_nl2br($A['comment']) . '</div>';
}
// highlight search terms if specified
if (!empty($_REQUEST['query'])) {
$A['comment'] = COM_highlightQuery($A['comment'], Geeklog\Input::request('query'));
}
$A['comment'] = str_replace('$', '$', $A['comment']);
$A['comment'] = str_replace('{', '{', $A['comment']);
$A['comment'] = str_replace('}', '}', $A['comment']);
// Replace any plugin autolink tags
$A['comment'] = PLG_replaceTags($A['comment']);
// create a reply to link
$reply_link = '';
if ($commentCode == 0) {
if (COMMENT_ON_SAME_PAGE) {
$reply_link = $pluginUrl . "?$pluginId=" . $A['sid']
. '&' . CMT_PID . '=' . $A['cid']
. '&' . CMT_TYPE . '=' . $A['type']
. '&mode=' . $mode
. '&order=' . $order
. '&cpage=' . $commentPage
. '#commenteditform';
} else {
$reply_link = $_CONF['site_url'] . '/comment.php?sid=' . $A['sid']
. '&pid=' . $A['cid'] . '&type=' . $A['type'];
}
$reply_option = COM_createLink($LANG01[43], $reply_link, array('rel' => 'nofollow')) . ' | ';
$template->set_var('reply_option', $reply_option);
} else {
$template->set_var('reply_option', '');
}
$template->set_var('reply_link', $reply_link);
// format title for display, must happen after reply_link is created
$A['title'] = htmlspecialchars($A['title']);
$A['title'] = str_replace('$', '$', $A['title']);
$template->set_var('title', $A['title']);
$template->set_var('comments', $A['comment']);
// parse the templates
if (($mode === 'threaded') && $indent > 0) {
$template->set_var('pid', $A['pid']);
$retval .= $template->parse('output', 'thread');
} else {
$template->set_var('pid', $A['cid']);
$retval .= $template->parse('output', 'comment');
}
$row++;
} while (!$preview && ($A = DB_fetchArray($comments)));
return $retval;
}
/**
* This function displays the comments in a high level format.
* Begins displaying user comments for an item
*
* @param string $sid ID for item to show comments for
* @param string $title Title of item
* @param string $type Type of item (article, polls, etc.)
* @param string $order How to order the comments 'ASC' or 'DESC'
* @param string $mode comment mode (nested, flat, etc.)
* @param int $pid id of parent comment
* @param int $page page number of comments to display
* @param boolean $cid true if $pid should be interpreted as a cid instead
* @param boolean $delete_option if current user can delete comments
* @param int $commentCode Comment code: -1=no comments, 0=allowed, 1=closed
* @return string HTML Formatted Comments
* @see CMT_commentBar
*/
function CMT_userComments($sid, $title, $type = 'article', $order = '', $mode = '', $pid = 0, $page = 1, $cid = false, $delete_option = false, $commentCode = 0)
{
global $_CONF, $_TABLES, $_USER, $LANG01;
$retval = '';
if (!COM_isAnonUser()) {
$result = DB_query("SELECT commentorder,commentmode,commentlimit FROM {$_TABLES['usercomment']} WHERE uid = '{$_USER['uid']}'");
$U = DB_fetchArray($result);
if (empty($order)) {
$order = $U['commentorder'];
}
if (empty($mode)) {
$mode = $U['commentmode'];
}
$limit = $U['commentlimit'];
}
if ($order != 'ASC' && $order != 'DESC') {
$order = $_CONF['comment_order'];
}
if (empty($mode)) {
$mode = $_CONF['comment_mode'];
}
if (empty($limit)) {
$limit = $_CONF['comment_limit'];
}
if (!is_numeric($page) || $page < 1) {
$page = 1;
}
$start = $limit * ($page - 1);
$template = COM_newTemplate($_CONF['path_layout'] . 'comment');
$template->set_file(array('commentarea' => 'startcomment.thtml'));
$template->set_var('commentbar',
CMT_commentBar($sid, $title, $type, $order, $mode, $commentCode));
$template->set_var('sid', $sid);
$template->set_var('comment_type', $type);
$template->set_var('area_id', 'commentarea');
if ($mode === 'nested' || $mode === 'threaded' || $mode === 'flat') {
// build query
switch ($mode) {
case 'flat':
if ($cid) {
$count = 1;
$q = "SELECT c.*, u.username, u.fullname, u.photo, u.email, "
. "UNIX_TIMESTAMP(c.date) AS nice_date "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['users']} AS u "
. "WHERE c.uid = u.uid AND c.cid = $pid AND type='{$type}'";
} else {
$count = DB_count($_TABLES['comments'],
array('sid', 'type'), array($sid, $type));
$q = "SELECT c.*, u.username, u.fullname, u.photo, u.email, "
. "UNIX_TIMESTAMP(c.date) AS nice_date "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['users']} AS u "
. "WHERE c.uid = u.uid AND c.sid = '$sid' AND type='{$type}' "
. "ORDER BY date $order LIMIT $start, $limit";
}
break;
case 'nested':
case 'threaded':
default:
if ($order === 'DESC') {
$cOrder = 'c.rht DESC';
} else {
$cOrder = 'c.lft ASC';
}
// We can simplify the query, and hence increase performance
// when pid = 0 (when fetching all the comments for a given sid)
if ($cid) { // pid refers to commentid rather than parentid
// count the total number of applicable comments
$q2 = "SELECT COUNT(*) "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['comments']} AS c2 "
. "WHERE c.sid = '$sid' AND (c.lft >= c2.lft AND c.lft <= c2.rht) "
. "AND c2.cid = $pid AND c.type='{$type}'";
$result = DB_query($q2);
list($count) = DB_fetchArray($result);
$q = "SELECT c.*, u.username, u.fullname, u.photo, u.email, c2.indent AS pindent, "
. "UNIX_TIMESTAMP(c.date) AS nice_date "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['comments']} AS c2, "
. "{$_TABLES['users']} AS u "
. "WHERE c.sid = '$sid' AND (c.lft >= c2.lft AND c.lft <= c2.rht) "
. "AND c2.cid = $pid AND c.uid = u.uid AND c.type='{$type}' "
. "ORDER BY $cOrder LIMIT $start, $limit";
} else { // pid refers to parentid rather than commentid
if ($pid == 0) { // the simple, fast case
// count the total number of applicable comments
$count = DB_count($_TABLES['comments'],
array('sid', 'type'), array($sid, $type));
$q = "SELECT c.*, u.username, u.fullname, u.photo, u.email, 0 AS pindent, "
. "UNIX_TIMESTAMP(c.date) AS nice_date "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['users']} AS u "
. "WHERE c.sid = '$sid' AND c.uid = u.uid AND type='{$type}' "
. "ORDER BY $cOrder LIMIT $start, $limit";
} else {
// count the total number of applicable comments
$q2 = "SELECT COUNT(*) "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['comments']} AS c2 "
. "WHERE c.sid = '$sid' AND (c.lft > c2.lft AND c.lft < c2.rht) "
. "AND c2.cid = $pid AND c.type='{$type}'";
$result = DB_query($q2);
list($count) = DB_fetchArray($result);
$q = "SELECT c.*, u.username, u.fullname, u.photo, u.email, c2.indent + 1 AS pindent, "
. "UNIX_TIMESTAMP(c.date) AS nice_date "
. "FROM {$_TABLES['comments']} AS c, {$_TABLES['comments']} AS c2, "
. "{$_TABLES['users']} AS u "
. "WHERE c.sid = '$sid' AND (c.lft > c2.lft AND c.lft < c2.rht) "
. "AND c2.cid = $pid AND c.uid = u.uid AND c.type='{$type}' "
. "ORDER BY $cOrder LIMIT $start, $limit";
}
}
break;
}
$theComments = '';
$result = DB_query($q);
if (DB_numRows($result) == 0) {
if ($page > 1) {
list($pluginUrl, $pluginId) = CMT_getCommentUrlId($type);
$pluginLink = '';
if (!empty($pluginUrl)) {
$pluginLink = "$pluginUrl?$pluginId=$sid";
}
// Requested invalid page
COM_handle404($pluginLink);
}
}
$theComments .= CMT_getComment($result, $mode, $type, $order,
$delete_option, false, $commentCode, $page);
// Pagination
$tot_pages = ceil($count / $limit);
$is_comment_page = CMT_isCommentPage();
if ($is_comment_page) {
$pLink[0] = "comment.php?sid=$sid";
$pLink[0] .= "&" . CMT_TYPE . "=$type&order=$order&format=$mode";
} else {
list($pluginUrl, $pluginId) = CMT_getCommentUrlId($type);
$pLink[0] = "$pluginUrl?$pluginId=$sid";
$pLink[0] .= "&" . CMT_TYPE . "=$type&order=$order&mode=$mode";
}
$pLink[1] = "#comments";
$page_str = "cpage=";
$template->set_var('pagenav',
COM_printPageNavigation($pLink, $page, $tot_pages, $page_str, false));
$template->set_var('comments', $theComments);
if (COMMENT_ON_SAME_PAGE) {
if ($commentCode == 0) {
$cMode = COM_applyFilter(COM_getArgument(CMT_MODE));
$html = CMT_handleComment($cMode, $type, $title, $sid, $mode);
$template->set_var('commenteditor', $html);
}
}
$retval = $template->finish($template->parse('output', 'commentarea'));
}
return $retval;
}
/**
* Displays the comment form
*
* @param string $title Title of comment
* @param string $comment Text of comment
* @param string $sid ID of object comment belongs to
* @param int $pid ID of parent comment
* @param string $type Type of object comment is posted to
* @param string $mode Mode, e.g. 'preview'
* @param string $postMode Indicates if comment is plain text or HTML
* @param string $format 'threaded', 'nested', or 'flat'
* @param string $order 'ASC' or 'DESC' or blank
* @param int $page Page number of comments to display
* @return string HTML for comment form
*/
function CMT_commentForm($title, $comment, $sid, $pid = 0, $type, $mode, $postMode, $format = '', $order = '', $page = 0)
{
global $_CONF, $_TABLES, $_USER, $LANG01, $LANG03, $LANG12, $LANG_ADMIN
, $LANG_ACCESS, $MESSAGE, $_SCRIPTS;
$retval = '';
// never trust $uid ...
if (empty($_USER['uid'])) {
$uid = 1;
} else {
$uid = $_USER['uid'];
}
if (empty($format)) {
if (isset($_REQUEST['format'])) {
$format = Geeklog\Input::fRequest('format');
}
if (!in_array($format, array('threaded', 'nested', 'flat', 'nocomment'))) {
if (COM_isAnonUser()) {
$format = $_CONF['comment_mode'];
} else {
$format = DB_getItem($_TABLES['usercomment'], 'commentmode', "uid = {$uid}");
}
}
}
if (empty($order)) {
if (isset($_REQUEST['order'])) {
$order = Geeklog\Input::fRequest('order');
}
}
if (empty($page)) {
if (isset($_REQUEST['cpage'])) {
$page = (int) Geeklog\Input::fRequest('cpage', 0);
if (empty($page)) {
$page = 1;
}
}
}
$commentUid = $uid;
$table = '';
if ($mode === 'edit' || $mode === $LANG03[28]) {
$table = $_TABLES['comments'];
} elseif ($mode === 'editsubmission' || $mode == $LANG03[34]) {
$table = $_TABLES['commentsubmissions'];
}
if (!empty($table)) {
$cid = (int) Geeklog\Input::fRequest(CMT_CID, 0);
if ($cid <= 0) {
COM_handle404($_CONF['site_url'] . '/index.php');
}
$commentUid = DB_getItem($table, 'uid', "cid = '$cid'");
}
if (COM_isAnonUser() &&
(($_CONF['loginrequired'] == 1) || ($_CONF['commentsloginrequired'] == 1))
) {
$retval .= SEC_loginRequiredForm();
return $retval;
} else {
COM_clearSpeedlimit($_CONF['commentspeedlimit'], 'comment');
$last = 0;
if ($mode !== 'edit' && $mode !== 'editsubmission'
&& $mode != $LANG03[28] && $mode != $LANG03[34]
) {
// not edit mode or preview changes
$last = COM_checkSpeedlimit('comment');
}
if ($last > 0) {
if (COMMENT_ON_SAME_PAGE) {
$retval .= COM_showMessageText($LANG03[45], $MESSAGE[40]);
} else {
$retval .= COM_showMessageText($LANG03[7] . $last . $LANG03[8], $LANG12[26]);
}
} else {
// Add JavaScript
$_SCRIPTS->setJavaScriptFile('postmode_control', '/javascript/postmode_control.js');
if (($postMode !== 'html') && ($postMode !== 'plaintext')) {
if (empty($postMode) && $_CONF['advanced_editor'] && $_USER['advanced_editor']) {
$postMode = 'html';
} elseif (empty($postMode)) {
$postMode = $_CONF['postmode'];
}
}
$sig = '';
if ($uid > 1) {
$sig = DB_getItem($_TABLES['users'], 'sig', "uid = '$uid'");
}
// Note:
// $comment / $newComment is what goes into the preview / is
// actually stored in the database -> strip HTML
// $commentText is what the user entered and goes back into the
// <textarea> -> don't strip HTML
$commentText = COM_stripslashes($comment);
$commentText = GLText::remove4byteUtf8Chars($commentText);
$commentText = htmlspecialchars($commentText);
// Replace $, {, and } with special HTML equivalents
$commentText = str_replace('$', '$', $commentText);
$commentText = str_replace('{', '{', $commentText);
$commentText = str_replace('}', '}', $commentText);
// Remove any autotags the user doesn't have permission to use
$commentText = PLG_replaceTags($commentText, '', true);
// Autotags can now be used in templates when an article is rendered
// for this reason, replace [, ] in order to prevent garbled characters
$commentText = str_replace('[', '[', $commentText);
$commentText = str_replace(']', ']', $commentText);
$title = COM_checkWords(strip_tags(COM_stripslashes($title)), 'comment');
// $title = str_replace('$','$',$title); done in CMT_getComment
$_POST['title'] = $title;
if ($mode == $LANG03[28]) { // for preview
$newComment = CMT_prepareText($comment, $postMode, $type, true, $cid);
} elseif ($mode == $LANG03[34]) {
$newComment = CMT_prepareText($comment, $postMode, $type, true);
} else {
$newComment = CMT_prepareText($comment, $postMode, $type);
}
$_POST['comment'] = $newComment;
// Preview mode:
if (($mode == $LANG03[14] || $mode == $LANG03[28] || $mode == $LANG03[34]) && !empty($title) && !empty($comment)) {
$start = COM_newTemplate($_CONF['path_layout'] . 'comment');
$start->set_file(array('comment' => 'startcomment.thtml'));
$start->set_var('hide_if_preview', 'style="display:none"');
$start->set_var('area_id', 'commentpreview');
// Clean up all the vars
$A = array();
foreach ($_POST as $key => $value) {
if (($key == CMT_PID) || ($key == CMT_CID)) {
$A[$key] = (int) Geeklog\Input::fPost($key);
} elseif (($key === 'title') || ($key === 'comment')) {
// these have already been filtered above
$A[$key] = Geeklog\Input::post($key);
} elseif ($key == CMT_USERNAME) {
$A[$key] = htmlspecialchars(
COM_checkWords(strip_tags(Geeklog\Input::post($key)), 'comment')
);
} else {
$A[$key] = Geeklog\Input::fPost($key);
}
}
// correct time and username for edit preview
if (($mode == $LANG03[28]) || ($mode == $LANG03[34])) {
$A['nice_date'] = DB_getItem($table, 'UNIX_TIMESTAMP(date)', "cid = '" . DB_escapeString($cid) . "'");
if ($_USER['uid'] != $commentUid) {
$uresult = DB_query("SELECT username, fullname, email, photo FROM {$_TABLES['users']} WHERE uid = $commentUid");
$A = array_merge($A, DB_fetchArray($uresult));
}
}
if (($uid != 1) || empty($A[CMT_USERNAME])) {
$A[CMT_USERNAME] = DB_getItem($_TABLES['users'], 'username',
"uid = $uid");
}
if (COMMENT_ON_SAME_PAGE) {
if (isset($A[CMT_CID])) {
$A['cid'] = $A[CMT_CID];
}
$A['sid'] = $A[CMT_SID];
$A['pid'] = $A[CMT_PID];
$A['uid'] = $A[CMT_UID];
$A['type'] = $A[CMT_TYPE];
$A['username'] = $A[CMT_USERNAME];
}
$thecomments = CMT_getComment($A, 'flat', $type, 'ASC', false,
true);
$start->set_var('comments', $thecomments);