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114 lines
4.0 KiB
114 lines
4.0 KiB
<?php
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/**
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* @package tikiwiki
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*/
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// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
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//
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// All Rights Reserved. See copyright.txt for details and a complete list of authors.
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// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
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// $Id$
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require_once('tiki-setup.php');
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$tikilib = TikiLib::lib('tiki');
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$histlib = TikiLib::lib('hist');
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$wikilib = TikiLib::lib('wiki');
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$rsslib = TikiLib::lib('rss');
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$access->check_feature('feature_wiki');
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if ($prefs['feed_wiki'] != 'y') {
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$errmsg = tra("rss feed disabled");
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require_once('tiki-rss_error.php');
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}
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$res = $access->authorize_rss(['tiki_p_view', 'tiki_p_wiki_view_ref']);
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if ($res) {
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if ($res['header'] == 'y') {
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header('WWW-Authenticate: Basic realm="' . $tikidomain . '"');
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header('HTTP/1.0 401 Unauthorized');
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}
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$errmsg = $res['msg'];
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require_once('tiki-rss_error.php');
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}
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$feed = "wiki";
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$uniqueid = $feed;
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$output = $rsslib->get_from_cache($uniqueid);
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if ($output["data"] == "EMPTY") {
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$title = $prefs['feed_wiki_title'];
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$desc = $prefs['feed_wiki_desc'];
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$id = "pageName";
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$titleId = "pageName";
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$descId = "data";
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$dateId = "lastModif";
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$authorId = "user";
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// if param &diff=1 exists, link to diff, not to page itself
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if (isset($_REQUEST["diff"])) {
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$readrepl = "tiki-pagehistory.php?page=%s&compare=1&oldver=%s&newver=0&diff_style=minsidediff";
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} else {
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$readrepl = "tiki-index.php?page=%s";
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}
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$param = "previous";
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$changes = $tikilib -> list_pages(0, $prefs['feed_wiki_max'], 'lastModif_desc', '', '', true, false, false, false, '', false, 'y');
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$tmp = [];
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foreach ($changes["data"] as $data) {
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$result = '';
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if ($tiki_p_view != 'y') {
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$data['sefurl'] = $wikilib->sefurl($data['pageName']);
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unset($data['data']);
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$tmp[] = $data;
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continue;
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}
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// get last 2 versions of the page and parse them
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$curr_page = $tikilib->get_page_info($data["pageName"]);
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$pageversion = (int) $histlib->get_page_latest_version($data["pageName"]);
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if ($pageversion == false) {
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$prev_page = $curr_page;
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$prev_page["data"] = "";
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} else {
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$prev_page = $histlib->get_page_from_history($data["pageName"], $pageversion, true);
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}
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$_REQUEST['redirectpage'] = 'y';//block the redirect interpretation
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$_REQUEST['page'] = $data["pageName"];
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$curr_page_p = TikiLib::lib('parser')->parse_data($curr_page[$descId], ['print' => true, 'is_html' => $curr_page['is_html']]);
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$prev_page_p = TikiLib::lib('parser')->parse_data($prev_page[$descId], ['print' => true, 'is_html' => $curr_page['is_html']]);
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// do a diff between both pages
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require_once('lib/diff/difflib.php');
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$diff = diff2($prev_page_p, $curr_page_p, $curr_page['is_html'] ? 'htmldiff' : 'unidiff');
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if (is_array($diff)) {
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foreach ($diff as $part) {
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if ($part["type"] == "diffdeleted") {
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foreach ($part["data"] as $chunk) {
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$result .= "<blockquote>- $chunk</blockquote>";
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}
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}
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if ($part["type"] == "diffadded") {
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foreach ($part["data"] as $chunk) {
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$result .= "<blockquote>+ $chunk</blockquote>";
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}
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}
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}
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} else {
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$result = strpos($diff, '<tr>') === 0 ? '<table>' . $diff . '</table>' : $diff;
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}
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$data["$descId"] = $result;
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// hand over the version of the second page
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$data["$param"] = $prev_page["version"];
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$tmp[] = $data;
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}
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$changes["data"] = $tmp;
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$tmp = null;
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$output = $rsslib->generate_feed($feed, $uniqueid, '', $changes, $readrepl, $param, $id, $title, $titleId, $desc, $descId, $dateId, $authorId);
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}
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header("Content-type: " . $output["content-type"]);
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print $output["data"];
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