Source for file _class_comment.php

Documentation is available at _class_comment.php

<?php
/**
* This file implements comments
*
* b2evolution - {@link http://b2evolution.net/}
* Released under GNU GPL License - {@link http://b2evolution.net/about/license.html}
*
* @package evocore
*/
if( !defined('DB_USER') ) die( 'Please, do not access this page directly.' );
/**
* Includes:
*/
require_once dirname(__FILE__). '/_class_dataobject.php';
/**
* Comment Class
*
* @package evocore
*/
class Comment extends DataObject
{
/**
* @access protected
*/
var $Item = NULL;
var $author_User = NULL;
var $type;
var $status;
var $author;
var $author_email;
var $author_url;
var $author_ip;
var $date;
var $content;
var $karma;
/*
* Comment::Comment(-)
*
* Constructor
*/
function Comment( $db_row = NULL )
{
global $tablecomments, $ItemCache;
// Call parent constructor:
parent::DataObject( $tablecomments, 'comment_', 'comment_ID' );
if( $db_row == NULL )
{
echo 'null comment';
}
else
{
$this->ID = $db_row['comment_ID'];
// Get parent Item
$this->Item = $ItemCache->get_by_ID( $db_row['comment_post_ID'] );
// Get Author User
$author_ID = $db_row['comment_author_ID'];
if( !empty($author_ID) )
{
$authordata = get_userdata( $author_ID );
$this->author_User = new User( $authordata ); // COPY!
}
$this->type = $db_row['comment_type'];
$this->status = $db_row['comment_status'];
$this->author = $db_row['comment_author'];
$this->author_email = $db_row['comment_author_email'];
$url = trim( $db_row['comment_author_url'] );
$url = preg_replace('#&([^amp\;])#is', '&$1', $url); // Escape &
$this->author_url = (!stristr($url, '://')) ? 'http://'.$url : $url;
$this->author_ip = $db_row['comment_author_IP'];
$this->date = $db_row['comment_date'];
$this->content = $db_row['comment_content'];
$this->karma = $db_row['comment_karma'];
}
}
/*
* Comment::set(-)
*
* Set param value
*/
function set( $parname, $parvalue )
{
switch( $parname )
{
case 'Item':
die ('coment->Post assignement not handled');
case 'karma':
parent::set_param( $parname, 'number', $parvalue );
break;
default:
parent::set_param( $parname, 'string', $parvalue );
}
}
/**
* Template function: display anchor for permalinks to refer to
*
* {@internal Comment::anchor(-) }}
*/
function anchor()
{
echo '<a name="c'.$this->ID.'"></a>';
}
/**
* Template function: display author of comment
*
* {@internal Comment::author(-) }}
*
* @param string String to display before author name if not a user
* @param string String to display after author name if not a user
* @param string String to display before author name if he's a user
* @param string String to display after author name if he's a user
* @param string Output format, see {@link format_to_output()}
* @param boolean true for link, false if you want NO html link
*/
function author( $before = '', $after = '#', $before_user = '', $after_user = '#',
$format = 'htmlbody', $makelink = false )
{
if( $this->author_User !== NULL )
{ // Author is a user
if( $after_user == '#' ) $after_user = ' ['.T_('Member').']';
echo $before_user;
$this->author_User->prefered_name( $format );
echo $after_user;
}
else
{ // Display info recorded at edit time:
if( strlen( $this->author_url ) <= 10 ) $makelink = false;
if( $after == '#' ) $after = ' ['.T_('Visitor').']';
echo $before;
if( $makelink ) echo '<a href="'.$this->author_url.'">';
$this->disp( 'author', $format );
if( $makelink ) echo '</a>';
echo $after;
}
}
/**
* Template function: display comment's author's IP
*
* {@internal Comment::author_ip(-) }}
*
* @param string String to display before IP, if IP exists
* @param string String to display after IP, if IP exists
*/
function author_ip( $before='', $after='' )
{
if( !empty( $this->author_ip ) )
{
echo $before;
echo $this->author_ip;
echo $after;
}
}
/**
* Template function: display link to comment author's provided email
*
* {@internal Comment::author_email(-) }}
*
* @param string String to display for link: leave empty to display email
* @param string String to display before email, if email exists
* @param string String to display after email, if email exists
* @param boolean false if you want NO html link
*/
function author_email( $linktext='', $before='', $after='', $makelink = true )
{
if( $this->author_User !== NULL )
{ // Author is a user
$email = $this->author_User->get('email');
}
else
{
$email = $this->author_email;
}
if( strlen( $email ) > 5 )
{ // If email exists:
echo $before;
if( $makelink ) echo '<a href="mailto:'.$email.'">';
echo ($linktext != '') ? $linktext : $email;
if( $makelink ) echo '</a>';
echo $after;
}
}
/**
* Template function: display link to comment author's provided URL
*
* {@internal Comment::author_url(-) }}
*
* @param string String to display for link: leave empty to display URL
* @param string String to display before link, if link exists
* @param string String to display after link, if link exists
* @param boolean false if you want NO html link
* @return boolean true if URL has been displayed
*/
function author_url( $linktext='', $before='', $after='', $makelink = true )
{
if( $this->author_User !== NULL )
{ // Author is a user
$url = $this->author_User->get('url');
}
else
{
$url = $this->author_url;
}
if( strlen( $url ) > 10 )
{ // If URL exists:
echo $before;
if( $makelink ) echo '<a href="'.$url.'" rel="nofollow">';
echo ($linktext != '') ? $linktext : $url;
if( $makelink ) echo '</a>';
echo $after;
return true;
}
return false;
}
/**
* Provide link to edit a comment if user has edit rights
*
* {@internal Comment::edit_link(-)}}
*
* @param string to display before link
* @param string to display after link
* @param string link text
* @param string link title
* @param string class name
*/
function edit_link( $before = ' ', $after = ' ', $text = '#', $title = '#', $class = '' )
{
global $current_User, $admin_url;
if( ! is_logged_in() ) return false;
if( ! $current_User->check_perm( 'blog_comments', '', false, $this->Item->get( 'blog_ID' ) ) )
{ // If User has no permission to edit comments:
return false;
}
if( $text == '#' ) $text = T_('Edit');
if( $title == '#' ) $title = T_('Edit this comment');
echo $before;
echo '<a href="'.$admin_url.'/b2edit.php?action=editcomment&comment='.$this->ID;
echo '" title="'.$title.'"';
if( !empty( $class ) ) echo ' class="'.$class.'"';
echo '>'.$text.'</a>';
echo $after;
return true;
}
/**
* Displays button for deleeing the Comment if user has proper rights
*
* {@internal Comment::delete_link(-)}}
*
* @param string to display before link
* @param string to display after link
* @param string link text
* @param string link title
* @param string class name
* @param boolean true to make this a button instead of a link
*/
function delete_link( $before = ' ', $after = ' ', $text = '#', $title = '#', $class = '', $button = false )
{
global $current_User, $admin_url;
if( ! is_logged_in() ) return false;
if( ! $current_User->check_perm( 'blog_comments', '', false, $this->Item->get( 'blog_ID' ) ) )
{ // If User has permission to edit comments:
return false;
}
if( $text == '#' ) $text = T_('Delete');
if( $title == '#' ) $title = T_('Delete this comment');
$url = $admin_url.'/edit_actions.php?action=deletecomment&comment_ID='.$this->ID;
echo $before;
if( $button )
{ // Display as button
echo '<input type="button"';
echo ' value="'.$text.'" title="'.$title.'" onclick="if ( confirm(\'';
/* TRANS: Warning this is a javascript string */
echo T_('You are about to delete this comment!\\n\\\'Cancel\\\' to stop, \\\'OK\\\' to delete.');
echo '\') ) { document.location.href=\''.$url.'\' }"';
if( !empty( $class ) ) echo ' class="'.$class.'"';
echo '/>';
}
else
{ // Display as link
echo '<a href="'.$url.'" title="'.$title.'" onclick="return confirm(\'';
/* TRANS: Warning this is a javascript string */
echo T_('You are about to delete this comment!\\n\\\'Cancel\\\' to stop, \\\'OK\\\' to delete.');
echo '\')"';
if( !empty( $class ) ) echo ' class="'.$class.'"';
echo '>'.$text.'</a>';
}
echo $after;
return true;
}
/**
* Template function: display permalink to this comment
*
* {@internal Comment::permalink(-) }}
*
* @param string 'urltitle', 'pid', 'archive#id' or 'archive#title'
* @param string url to use
*/
function permalink( $mode = '', $blogurl='' )
{
global $Settings;
if( empty( $mode ) )
$mode = $Settings->get( 'permalink_type' );
// some permalink modes are not acceptable here:
switch( $mode )
{
case 'archive#id':
case 'archive#title':
$mode = 'pid';
}
$post_permalink = $this->Item->gen_permalink( $mode, $blogurl );
echo $post_permalink.'#c'.$this->ID;
}
/**
* Template function: display content of comment
*
* {@internal Comment::content(-) }}
*
* @param string Output format, see {@link format_to_output()}
*/
function content( $format = 'htmlbody' )
{
$comment = $this->content;
$comment = str_replace('<trackback />', '', $comment);
$comment = str_replace('<pingback />', '', $comment);
$comment = format_to_output( $comment, $format );
echo $comment;
}
/**
* Template function: display date (datetime) of comment
*
* {@internal Comment::date(-) }}
*
* @param string date/time format: leave empty to use locale default date format
* @param boolean true if you want GMT
*/
function date( $format='', $useGM = false )
{
if( empty($format) )
echo mysql2date( locale_datefmt(), $this->date, $useGM);
else
echo mysql2date( $format, $this->date, $useGM);
}
/**
* Template function: display time (datetime) of comment
*
* {@internal Comment::time(-) }}
*
* @param string date/time format: leave empty to use locale default time format
* @param boolean true if you want GMT
*/
function time( $format='', $useGM = false )
{
if( empty($format) )
echo mysql2date( locale_timefmt(), $this->date, $useGM );
else
echo mysql2date( $format, $this->date, $useGM );
}
}
?>

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Source for file _class_comment.php

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