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<?php
/***************************************************************************
* comments.php *
* ------------------- *
* application : PhpWebGallery 1.3 <http://phpwebgallery.net> *
* author : Pierrick LE GALL <pierrick@z0rglub.com> *
* *
* $Id$
* *
***************************************************************************/
/***************************************************************************
* *
* 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; *
* *
***************************************************************************/
include_once( './include/init.inc.php' );
//------------------------------------------------------------------- functions
function display_pictures( $mysql_result, $maxtime, $forbidden_cat_ids )
{
global $vtp,$handle,$lang,$conf,
$array_cat_directories,$array_cat_site_id,$array_cat_names;
while ( $row = mysql_fetch_array( $mysql_result ) )
{
$vtp->addSession( $handle, 'picture' );
// 1. find a category wich is authorized for the user to display a
// category name.
$query = 'SELECT category_id';
$query.= ' FROM '.PREFIX_TABLE.'image_category';
$query.= ' WHERE image_id = '.$row['image_id'];
if ( count( $forbidden_cat_ids ) > 0 )
{
$query.= ' AND category_id NOT IN (';
foreach ( $forbidden_cat_ids as $i => $restricted_cat ) {
if ( $i > 0 ) $query.= ',';
$query.= $restricted_cat;
}
$query.= ')';
}
$query.= ' ORDER BY RAND()';
$query.= ';';
$subrow = mysql_fetch_array( mysql_query( $query ) );
$category_id = $subrow['category_id'];
if ( $array_cat_directories[$category_id] == '' )
{
$array_cat_directories[$category_id] =
get_complete_dir( $category_id );
$cat_result = get_cat_info( $category_id );
$array_cat_site_id[$category_id] = $cat_result['site_id'];
$array_cat_names[$category_id] =
get_cat_display_name( $cat_result['name'], ' > ', '' );
}
// 2. for each picture, getting informations for displaying thumbnail and
// link to the full size picture
$query = 'SELECT name,file,storage_category_id as cat_id,tn_ext';
$query.= ' FROM '.PREFIX_TABLE.'images';
$query.= ' WHERE id = '.$row['image_id'];
$query.= ';';
$subresult = mysql_query( $query );
$subrow = mysql_fetch_array( $subresult );
if ( $array_cat_directories[$subrow['cat_id']] == '' )
{
$array_cat_directories[$subrow['cat_id']] =
get_complete_dir( $subrow['cat_id'] );
$cat_result = get_cat_info( $subrow['cat_id'] );
$array_cat_site_id[$subrow['cat_id']] = $cat_result['site_id'];
$array_cat_names[$subrow['cat_id']] =
get_cat_display_name( $cat_result['name'], ' > ', '' );
}
$file = get_filename_wo_extension( $subrow['file'] );
// name of the picture
$name = $array_cat_names[$category_id].' > ';
if ( $subrow['name'] != '' ) $name.= $subrow['name'];
else $name.= str_replace( '_', ' ', $file );
$name.= ' [ '.$subrow['file'].' ]';
$vtp->setVar( $handle, 'picture.title', $name );
// source of the thumbnail picture
$src = $array_cat_directories[$subrow['cat_id']];
$src.= 'thumbnail/'.$conf['prefix_thumbnail'];
$src.= $file.'.'.$subrow['tn_ext'];
$vtp->setVar( $handle, 'picture.thumb_src', $src );
// link to the full size picture
$url = './picture.php?cat='.$category_id;
$url.= '&image_id='.$row['image_id'];
$vtp->setVar( $handle, 'picture.thumb_url', add_session_id( $url ) );
// 3. for each picture, retrieving all comments
$query = 'SELECT id,date,author,content';
$query.= ' FROM '.PREFIX_TABLE.'comments';
$query.= ' WHERE image_id = '.$row['image_id'];
$query.= ' AND date > '.$maxtime;
$query.= " AND validated = 'true'";
$query.= ' ORDER BY date DESC';
$query.= ';';
$handleresult = mysql_query( $query );
while ( $subrow = mysql_fetch_array( $handleresult ) )
{
$vtp->addSession( $handle, 'comment' );
$author = $subrow['author'];
if ( $subrow['author'] == '' ) $author = $lang['guest'];
$vtp->setVar( $handle, 'comment.author', $author );
$displayed_date = format_date( $subrow['date'], 'unix', true );
$vtp->setVar( $handle, 'comment.date', $displayed_date );
$content = nl2br( $subrow['content'] );
// replace _word_ by an underlined word
$pattern = '/_([^\s]*)_/';
$replacement = '<span style="text-decoration:underline;">\1</span>';
$content = preg_replace( $pattern, $replacement, $content );
// replace *word* by a bolded word
$pattern = '/\*([^\s]*)\*/';
$replacement = '<span style="font-weight:bold;">\1</span>';
$content = preg_replace( $pattern, $replacement, $content );
// replace /word/ by an italic word
$pattern = '/\/([^\s]*)\//';
$replacement = '<span style="font-style:italic;">\1</span>';
$content = preg_replace( $pattern, $replacement, $content );
$vtp->setVar( $handle, 'comment.content', $content );
$vtp->closeSession( $handle, 'comment' );
}
$vtp->closeSession( $handle, 'picture' );
}
}
//----------------------------------------------------- template initialization
$vtp = new VTemplate;
$handle = $vtp->Open( './template/'.$user['template'].'/comments.vtp' );
initialize_template();
$tpl = array( 'title_comments','stats_last_days','search_return_main_page' );
templatize_array( $tpl, 'lang', $handle );
$vtp->setGlobalVar( $handle, 'text_color', $user['couleur_text'] );
//--------------------------------------------------- number of days to display
if ( isset( $_GET['last_days'] ) ) define( 'MAX_DAYS', $_GET['last_days'] );
else define( 'MAX_DAYS', 0 );
//----------------------------------------- non specific section initialization
$array_cat_directories = array();
$array_cat_names = array();
$array_cat_site_id = array();
//------------------------------------------------------- last comments display
foreach ( $conf['last_days'] as $option ) {
$vtp->addSession( $handle, 'last_day_option' );
$vtp->setVar( $handle, 'last_day_option.option', $option );
$url = './comments.php';
$url.= '?last_days='.($option - 1);
$vtp->setVar( $handle, 'last_day_option.link', add_session_id( $url ) );
$style = '';
if ( $option == MAX_DAYS + 1 ) $style = 'text-decoration:underline;';
$vtp->setVar( $handle, 'last_day_option.style', $style );
$vtp->closeSession( $handle, 'last_day_option' );
}
$vtp->setVar( $handle, 'back_url', add_session_id( './category.php' ) );
// 1. retrieving picture ids which have comments recently added
$date = date( 'Y-m-d', time() - ( MAX_DAYS*24*60*60 ) );
list($year,$month,$day) = explode( '-', $date);
$maxtime = mktime( 0,0,0,$month,$day,$year );
$query = 'SELECT DISTINCT(ic.image_id) as image_id';
$query.= ' FROM '.PREFIX_TABLE.'comments AS c';
$query.= ', '.PREFIX_TABLE.'image_category AS ic';
$query.= ' WHERE c.image_id = ic.image_id';
$query.= ' AND date > '.$maxtime;
// we must not show pictures of a forbidden category
if ( $user['forbidden_categories'] != '' )
{
$query.= ' AND category_id NOT IN ';
$query.= '('.$user['forbidden_categories'].')';
}
$query.= ' ORDER BY ic.image_id DESC';
$query.= ';';
$result = mysql_query( $query );
display_pictures( $result, $maxtime, $user['restrictions'] );
//----------------------------------------------------------- html code display
$code = $vtp->Display( $handle, 0 );
echo $code;
?>
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