rsssearch.php

<?php
include_once('internal/Smarty.class.php');
$main_smarty = new Smarty;

include('config.php');
include(mnminclude.'html1.php');
include(mnminclude.'link.php');
include(mnminclude.'tags.php');
include(mnminclude.'search.php');
include(mnminclude.'smartyvariables.php');

$_REQUEST['search'] = str_replace(array('://', ':/'), array(':\\', ':\\'), $_REQUEST['search']);
if (strstr($_REQUEST['search'], '/') && $URLMethod == 2) {
    $post = split('/', $_REQUEST['search']);
    $_GET['search'] = $_REQUEST['search'] = $post[0];
    for ($i = 1; $i+1<sizeof($post); $i += 2) {
        $_REQUEST[$post[$i]] = $post[$i+1];
    }
}
$_GET['search'] = $_REQUEST['search'] = str_replace(array(':\\', ':\\'), array('://', ':/'), $_REQUEST['search']);


// module system hook
$vars = '';
//check_actions('search_top', $vars);

$search = new Search();
    if (isset($_REQUEST['from'])) {
        $search->newerthan = sanitize($_REQUEST['from'], 3);
    }
    $search->searchTerm = $db->escape(sanitize($_REQUEST['search']), 3);
    if (!isset($_REQUEST['search'])) {
        $search->orderBy = "link_modified DESC";
    }
    if (isset($_REQUEST['tag'])) {
        $search->searchTerm = sanitize($_REQUEST['search'], 3);
        $search->isTag = true;
    }
    if (isset($_REQUEST['url'])) {
        $search->url = sanitize($_REQUEST['url'], 3);
    }

    // figure out what "page" of the results we're on
    $search->offset = (get_current_page()-1)*$page_size;

    if (isset($_REQUEST['pagesize'])) {
        $search->pagesize = sanitize($_REQUEST['pagesize'], 3);
    } else {
        // $page_size is set in the admin panel
$search->pagesize = $page_size;
    }

    if (isset($_REQUEST['status'])) {
        // if "status" is set, filter to that status
        $search->filterToStatus = sanitize($_REQUEST['status'], 3);
    } else {
        // we want to view "all" stories
        $search->filterToStatus = "all";
    }

    if (isset($_REQUEST['category'])) {
        // filter to just the category we're looking at
        $search->category = sanitize($_REQUEST['category'], 1);
    }


//Advanced Search
if (isset($_REQUEST['adv']) && $_REQUEST['adv'] == 1) {
    $search->adv = true;
    $search->s_group = sanitize($_REQUEST['sgroup'], 2);
    $search->s_tags = sanitize($_REQUEST['stags'], 2);
    $search->s_story = sanitize($_REQUEST['slink'], 2);
    $search->status = sanitize($_REQUEST['status'], 2);
    $search->s_user = sanitize($_REQUEST['suser'], 2);
    $search->s_cat = sanitize($_REQUEST['scategory'], 2);
    $search->s_comments = sanitize($_REQUEST['scomments'], 2);
    $search->s_date = sanitize($_REQUEST['date'], 2);

    if (intval($_REQUEST['sgroup']) > 0) {
        $display_grouplinks = true;
    }
}
//end Advanced Search

$new_search = $search->new_search();

$linksum_count = $search->countsql;
$linksum_sql = $search->sql;


if ($_GET['tag']) {
    $title = " | ".$main_smarty->get_config_vars("PLIGG_Visual_Search_Tags");
} else {
    $title = " | ".$main_smarty->get_config_vars("PLIGG_Visual_Search_Keywords");
}
$title .= " | ".sanitize($_GET['search'], 4);

do_rss_header($title);

$link = new Link;
$links = $db->get_col($linksum_sql);
if ($links) {
    foreach ($links as $link_id) {
        $link->id = $link_id;
        $link->read();
        $category_name = $db->get_var("SELECT category_name FROM ".table_categories." WHERE category_id = $link->category AND category_lang='$dblang'");

        $link->link_summary = str_replace("\n", "<br />", $link->link_summary);
        $link->link_summary = str_replace("òÀÙ", "'", $link->link_summary);
        $link->link_summary = str_replace("òÀÓ", "-", $link->link_summary);
        $link->link_summary = str_replace("òÀÔ", "-", $link->link_summary);
        $link->link_summary = str_replace("òÀÜ", "\"", $link->link_summary);
        $link->link_summary = str_replace("òÀÝ", "\"", $link->link_summary);

        echo "<item>\n";
        echo "<title><![CDATA[".$link->title."]]></title>\n";
        echo "<link>".getmyFullurl("storyURL", $link->category_safe_names($link->category), urlencode($link->title_url), $link->id)."</link>\n";
        echo "<comments>".getmyFullurl("storyURL", $link->category_safe_names($link->category), urlencode($link->title_url), $link->id)."</comments>\n";
        if (!empty($link_date)) {
            echo "<pubDate>".date('D, d M Y H:i:s T', $link->$link_date-misc_timezone*3600)."</pubDate>\n";
        } else {
            echo "<pubDate>".date('D, d M Y H:i:s T', time()-misc_timezone*3600)."</pubDate>\n";
        }
        echo "<dc:creator>".$link->username($link->author)."</dc:creator>\n";
        echo "<category>".htmlspecialchars($category_name)."</category>\n";
        echo "<guid>".getmyFullurl("storyURL", $link->category_safe_names($link->category), urlencode($link->title_url), $link->id)."</guid>\n";
        echo "<description><![CDATA[".$link->link_summary."<br/><br/>".$link->votes." ".$main_smarty->get_config_vars('PLIGG_Visual_RSS_Votes')." ]]></description>\n";
        echo "</item>\n\n";
    }
}

do_rss_footer();

function do_rss_header($title)
{
    global $last_modified, $dblang, $main_smarty;
    header('Content-type: text/xml; charset=utf-8', true);
    echo '<?phpxml version="1.0" encoding="utf-8"?'.'>'."\n";
    echo '<rss version="2.0" '."\n";
    echo 'xmlns:content="http://purl.org/rss/1.0/modules/content/"'."\n";
    echo 'xmlns:wfw="http://wellformedweb.org/CommentAPI/"'."\n";
    echo 'xmlns:dc="http://purl.org/dc/elements/1.1/"'."\n";
    echo '>'."\n";
    echo '<channel>'."\n";
    echo '<title>'.htmlspecialchars($main_smarty->get_config_vars("PLIGG_Visual_Name")).$title.'</title>'."\n";
    echo '<link>'.my_base_url.my_pligg_base.'</link>'."\n";
    echo '<description>'.$main_smarty->get_config_vars("PLIGG_Visual_RSS_Description").'</description>'."\n";
    echo '<pubDate>'.date('D, d M Y H:i:s T', $last_modified-misc_timezone*3600).'</pubDate>'."\n";
    echo '<language>'.$dblang.'</language>'."\n";
}

function do_rss_footer()
{
    echo "</channel>\n</rss>\n";
}

function onlyreadables($string)
{
    for ($i = 0;$i<strlen($string);$i++) {
        $chr = $string{$i};
        $ord = ord($chr);
        if ($ord<32 or $ord>126) {
            $chr = "~";
            $string{$i}
            = $chr;
        }
    }
    return str_replace("~", "", $string);
}