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<?php
/**
* The main Comment class
*
* @package phpMyFAQ
* @author Thorsten Rinne <thorsten@phpmyfaq.de>
* @since 2006-07-23
* @copyright 2006-2009 phpMyFAQ Team
* @version SVN: $Id$
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*/
// {{{ Constants
/**#@+
* Comment type
*/
define('PMF_COMMENT_TYPE_FAQ', 'faq');
define('PMF_COMMENT_TYPE_NEWS', 'news');
/**#@-*/
// }}}
// {{{ Classes
class PMF_Comment
{
/**
* DB handle
*
* @var object
*/
var $db;
/**
* Language
*
* @var string
*/
var $language;
/**
* Language strings
*
* @var string
*/
var $pmf_lang;
/**
* Constructor
*
* @param object
* @param string
*/
function PMF_Comment(&$db, $language)
{
global $PMF_LANG;
$this->db = &$db;
$this->language = $language;
$this->pmf_lang = $PMF_LANG;
}
//
// PUBLIC METHODS
//
/**
* Returns a user comment
*
* @param integer comment id
* @return string
* @access public
* @since 2006-07-13
* @author Thorsten Rinne <thorsten@phpmyfaq.de>
* @author Matteo Scaramuccia <matteo@scaramuccia.com>
*/
function getCommentDataById($id)
{
$item = array();
$query = sprintf(
"SELECT
id_comment, id, type, usr, email, comment, datum
FROM
%sfaqcomments
WHERE
id_comment = %d",
SQLPREFIX,
$id);
$result = $this->db->query($query);
if (($this->db->num_rows($result) > 0) && ($row = $this->db->fetch_object($result))) {
$item = array(
'id' => $row->id_comment,
'recordId' => $row->id,
'type' => $row->type,
'content' => $row->comment,
'date' => $row->datum,
'user' => $row->usr,
'email' => $row->email);
}
return $item;
}
/**
* Returns all user comments from a record by type
*
* @param integer record id
* @param integer record type: {faq|news}
* @return string
* @access public
* @since 2002-08-29
* @author Thorsten Rinne <thorsten@phpmyfaq.de>
* @author Matteo Scaramuccia <matteo@scaramuccia.com>
*/
function getCommentsData($id, $type)
{
$comments = array();
$query = sprintf(
"SELECT
id_comment, usr, email, comment, datum
FROM
%sfaqcomments
WHERE
type = '%s'
AND id = %d",
SQLPREFIX,
$type,
$id);
$result = $this->db->query($query);
if ($this->db->num_rows($result) > 0) {
while ($row = $this->db->fetch_object($result)) {
$item = array(
'id' => $row->id_comment,
'content' => $row->comment,
'date' => $row->datum,
'user' => $row->usr,
'email' => $row->email
);
$comments[] = $item;
}
}
return $comments;
}
/**
* Returns all user comments (HTML formatted) from a record by type
*
* @param integer record id
* @param integer record type: {faq|news}
* @return string
* @access public
* @since 2002-08-29
* @author Thorsten Rinne <thorsten@phpmyfaq.de>
*/
function getComments($id, $type)
{
$comments = $this->getCommentsData($id, $type);
$output = '';
foreach ($comments as $item) {
$output .= '<p class="comment">';
$output .= sprintf('<strong>%s<a href="mailto:%s">%s</a>:</strong><br />%s<br />%s</p>',
$this->pmf_lang['msgCommentBy'],
safeEmail($item['email']),
$item['user'],
$item['content'],
$this->pmf_lang['newsCommentDate'].makeCommentDate($item['date']));
}
return $output;
}
/**
* addComment()
*
* Adds a comment
*
* @param array $commentData
* @return boolean
* @access public
* @since 2006-06-18
* @author Thorsten Rinne <thorsten@phpmyfaq.de>
*/
function addComment($commentData)
{
if (!is_array($commentData)) {
return false;
}
$query = sprintf(
"INSERT INTO
%sfaqcomments
VALUES
(%d, %d, '%s', '%s', '%s', '%s', %d, '%s')",
SQLPREFIX,
$this->db->nextID(SQLPREFIX.'faqcomments', 'id_comment'),
$commentData['record_id'],
$commentData['type'],
$commentData['username'],
$commentData['usermail'],
$commentData['comment'],
$commentData['date'],
$commentData['helped']);
if (!$this->db->query($query)) {
return false;
}
return true;
}
/**
* deleteComment()
*
* Deletes a comment
*
* @param integer $record_id
* @param integer $comment_id
* @return boolean
* @access public
* @since 2006-06-18
* @author Thorsten Rinne <thorsten@phpmyfaq.de>
*/
function deleteComment($record_id, $comment_id)
{
if (!is_int($record_id) && !is_int($comment_id)) {
return false;
}
$query = sprintf(
'DELETE FROM
%sfaqcomments
WHERE
id = %d
AND
id_comment = %d',
SQLPREFIX,
$record_id,
$comment_id);
if (!$this->db->query($query)) {
return false;
}
return true;
}
/**
* Returns the number of comments of each FAQ record as an array
*
* @param string $type Type of comment: faq or news
* @return array
* @access public
* @since 2007-02-11
* @author Thorsten Rinne <thorsten@rinne.info>
*/
function getNumberOfComments($type = PMF_COMMENT_TYPE_FAQ)
{
$num = array();
$query = sprintf("
SELECT
COUNT(id) AS anz,
id
FROM
%sfaqcomments
WHERE
type = '%s'
GROUP BY id
ORDER BY id",
SQLPREFIX,
$type);
$result = $this->db->query($query);
if ($this->db->num_rows($result) > 0) {
while ($row = $this->db->fetch_object($result)) {
$num[$row->id] = $row->anz;
}
}
return $num;
}
/**
* Returns all comments with their categories
*
* @param $type
* @return array
* @access public
* @since 2007-03-04
* @author Thorsten Rinne <thorsten@rinne.info>
*/
function getAllComments($type = PMF_COMMENT_TYPE_FAQ)
{
$comments = array();
$query = sprintf("
SELECT
fc.id_comment AS comment_id,
fc.id AS record_id,
%s
fc.usr AS user,
fc.email AS email,
fc.comment AS comment,
fc.datum AS comment_date
FROM
%sfaqcomments fc
%s
WHERE
type = '%s'",
($type == PMF_COMMENT_TYPE_FAQ) ? "fcg.category_id,\n" : '',
SQLPREFIX,
($type == PMF_COMMENT_TYPE_FAQ) ? "LEFT JOIN
".SQLPREFIX."faqcategoryrelations fcg
ON
fc.id = fcg.record_id\n" : '',
$type);
$result = $this->db->query($query);
if ($this->db->num_rows($result) > 0) {
while ($row = $this->db->fetch_object($result)) {
$comments[] = array(
'comment_id' => $row->comment_id,
'record_id' => $row->record_id,
'category_id' => (isset($row->category_id) ? $row->category_id : null),
'content' => $row->comment,
'date' => $row->comment_date,
'user' => $row->user,
'email' => $row->email);
}
}
return $comments;
}
}
// }}}
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