function ewiki_handler_jump(&$id, &$data, &$action)
{
global $ewiki_config;
static $redirect_count = 5;
$jump_markup = array("jump", "goto", "redirect", "location");
#-- we only care about "view" action
if ($action != "view") {
return;
}
#-- escape from loop
if (isset($_REQUEST[EWIKI_UP_REDIRECT_COUNT])) {
$redirect_count = $_REQUEST[EWIKI_UP_REDIRECT_COUNT];
}
if ($redirect_count-- <= 0) {
return ewiki_t("REDIRECTION_LOOP", array("id" => $id));
}
#-- search for [jump:...]
if ($links = explode("\n", trim($data["refs"]))) {
foreach ($links as $link) {
if (strlen($link) && strpos($link, ":") && in_array(strtolower(strtok($link, ":")), $jump_markup) && ($dest = trim(strtok("\n")))) {
#-- URL
$url = "";
if (strpos($dest, "://")) {
$url = $dest;
} else {
$url = ewiki_interwiki($dest, $uu, $uu2);
}
#-- Location:
if (EWIKI_JUMP_HTTP && EWIKI_HTTP_HEADERS && !headers_sent()) {
#-- simple PageLink
if (empty($url)) {
$url = ewiki_script("", $dest, array(EWIKI_UP_REDIRECT_COUNT => $redirect_count), 0, 0, ewiki_script_url());
$url .= defined("SID") ? EWIKI_ADDPARAMDELIM . SID : "";
}
header("Location: {$url}");
die;
} elseif ($url) {
return "";
# the rendering kernel will just show up the [jump:]!
# (without the jump: of course)
} else {
#-- we'll just restart ewiki
$data = array();
$id = $dest;
return ewiki_page("view/" . $id);
}
}
}
}
#-search
}
function ewiki_add_action_link_for_translation($id, &$data, $action)
{
global $language_comb, $language_service, $language_names, $ewiki_t, $ewiki_config;
$o = "";
$url = "";
if ($data["version"]) {
$lang_src = ewiki_guess_lang($data["content"]);
#-- check if page is already in desired language
if ($ewiki_t["languages"][0] == $lang_src) {
} else {
foreach ($ewiki_t["languages"] as $lang_dest) {
$url = "";
$comb = "{$lang_src}|{$lang_dest}";
foreach ($language_service as $SERVICE => $params) {
if (in_array($comb, $language_comb[$SERVICE]) || $SERVICE == "intertran") {
if ($SERVICE == "babelfish") {
$lp = "&" . $params[1] . "=" . strtr($comb, "|", "_");
} elseif ($SERVICE == "google") {
$lp = "&" . $params[1] . "=" . $comb;
} else {
$from = $language_names[strtok($comb, "|")];
$to = $language_names[strtok("|")];
if (!$from || !$to) {
continue;
}
$lp = "&" . $params[1][0] . "=" . $from . "&" . $params[1][1] . "=" . $to;
}
$url = $params[0] . $lp . "&" . $params[2] . "=" . urlencode(ewiki_script($action, $id, "", 0, 0, ewiki_script_url()));
break;
}
}
#-- add translation link to page
if ($url) {
$ewiki_config["action_links"]["view"][$url] = "TranslateInto" . $ewiki_t["C"][$lang_dest];
/*---
$o = "<br /><a class=\"tool-button\" href=\""
. $url . "\">"
. "TranslateInto" . $ewiki_t["C"][$lang_dest]
. "</a>\n";
---*/
break;
}
}
}
}
/*---
return($o);
---*/
}
function ewiki_action_infoqdiff_plain($id, $data, $prev, $ver)
{
$CLK = "%c";
#-- get
if ($d = ewiki_db::GET($id, $ver - 1)) {
$curr = $prev;
$prev = $d;
$d = NULL;
} else {
continue;
}
#-- info header
$o .= '<p>';
$o .= 'Version: <b><a href="' . ewiki_script_url("", $id, "version={$ver}") . "\">version {$ver}</a></b> / " . 'Author: <b>' . ewiki_author_html($curr["author"]) . "</b> / " . 'Time: <b>' . strftime($CLK, $curr["lastmodified"]) . "</b>";
$o .= '</p>';
#-- diff part
$diff = ewiki_stupid_diff($curr["content"], $prev["content"], $show_unchanged = 0, $magic_notes = 1);
$o .= '<p>' . $diff . '</p>';
return $o;
}
function ewiki_page_edit($id, $data, $action)
{
global $ewiki_links, $ewiki_author, $ewiki_plugins, $ewiki_ring, $ewiki_errmsg;
$content = optional_param('content', '');
$version = optional_param('version', '');
$preview = optional_param('preview', false);
$save = optional_param('save', false);
$hidden_postdata = array();
#-- previous version come back
if (@$data["forced_version"]) {
$current = ewiki_database("GET", array("id" => $id));
$data["version"] = $current["version"];
unset($current);
/// Is this done for somewhere else?
$_REQUEST['content'] = $_POST['content'] = $_GET['content'] = null;
$_REQUEST['version'] = $_POST['version'] = $_GET['version'] = null;
$content = '';
$version = '';
}
#-- edit hacks
if ($pf_a = @$ewiki_plugins["edit_hook"]) {
foreach ($pf_a as $pf) {
if ($output = $pf($id, $data, $hidden_postdata)) {
return $output;
}
}
}
#-- permission checks
if (isset($ewiki_ring)) {
$ring = $ewiki_ring;
} else {
$ring = 3;
}
$flags = @$data["flags"];
if (!($flags & EWIKI_DB_F_WRITEABLE)) {
#-- perform auth
$edit_ring = EWIKI_PROTECTED_MODE >= 2 ? 2 : NULL;
if (EWIKI_PROTECTED_MODE && !ewiki_auth($id, $data, $action, $edit_ring, "FORCE")) {
return $ewiki_errmsg;
}
#-- flag checking
if ($flags & EWIKI_DB_F_READONLY and $ring >= 2) {
return ewiki_t("CANNOTCHANGEPAGE");
}
if ($flags and ($flags & EWIKI_DB_F_TYPE) != EWIKI_DB_F_TEXT and $ring >= 1) {
return ewiki_t("CANNOTCHANGEPAGE");
}
}
#-- "Edit Me"
$o = ewiki_make_title($id, ewiki_t("EDITTHISPAGE") . " '{$id}'", 2, $action, "", "_MAY_SPLIT=1");
#-- preview
if ($preview) {
$o .= $ewiki_plugins["edit_preview"][0]($data);
}
#-- save
if ($save) {
#-- normalize to UNIX newlines
$content = str_replace("\r\n", "\n", $content);
$content = str_replace("\r", "\n", $content);
#-- check for concurrent version saving
$error = 0;
if (@$data["version"] >= 1 && $data["version"] != $version || $version < 1) {
$pf = $ewiki_plugins["edit_patch"][0];
if (!$pf || !$pf($id, $data)) {
$error = 1;
$o .= ewiki_t("ERRVERSIONSAVE") . "<br /><br />";
}
}
if (!$error) {
#-- new pages` flags
if (!($set_flags = @$data["flags"] & EWIKI_DB_F_COPYMASK)) {
$set_flags = 1;
}
if (EWIKI_ALLOW_HTML) {
$set_flags |= EWIKI_DB_F_HTML;
}
#-- mk db entry
$save = array("id" => $id, "version" => @$data["version"] + 1, "flags" => $set_flags, "content" => $content, "created" => ($uu = @$data["created"]) ? $uu : time(), "meta" => ($uu = @$data["meta"]) ? $uu : "", "hits" => ($uu = @$data["hits"]) ? $uu : "0");
ewiki_data_update($save);
#-- edit storage hooks
if ($pf_a = @$ewiki_plugins["edit_save"]) {
foreach ($pf_a as $pf) {
$pf($save, $data);
}
}
#-- save
if (!$save || !ewiki_database("WRITE", $save)) {
$o .= $ewiki_errmsg ? $ewiki_errmsg : ewiki_t("ERRORSAVING");
} else {
#-- prevent double saving, when ewiki_page() is re-called
$_REQUEST = $_GET = $_POST = array();
$o = ewiki_t("THANKSFORCONTRIBUTION") . "<br /><br />";
$o .= ewiki_page($id);
if (EWIKI_EDIT_REDIRECT) {
$url = ewiki_script("", $id, "thankyou=1", 0, 0, EWIKI_HTTP_HEADERS ? ewiki_script_url() : 0);
if (EWIKI_HTTP_HEADERS && !headers_sent()) {
header("Status: 303 Redirect for GET");
header("Location: {$url}");
#header("URI: $url");
#header("Refresh: 0; URL=$url");
} else {
$o .= '<meta http-equiv="Refresh" content="0; URL=' . s($url) . '">';
}
}
}
}
//@REWORK
// header("Reload-Location: " . ewiki_script("", $id, "", 0, 0, ewiki_script_url()) );
} else {
#-- Edit <form>
$o .= ewiki_page_edit_form($id, $data, $hidden_postdata);
#-- additional forms
if ($pf_a = $ewiki_plugins["edit_form_final"]) {
foreach ($pf_a as $pf) {
$pf($o, $id, $data, $action);
}
}
}
return $o;
}
<meta name="wiki.base" content="<?php
echo ewiki_script_url();
?>
" />
<meta name="wiki.moniker" content="<?php
echo EWIKI_NAME;
?>
" />
<?php
/*
adds a few html <head> meta tags, if appropriate:
- NOINDEX for old revisions
*/
if (isset($_REQUEST["version"]) or $ewiki_data["lastmodified"] + 12 * 60 * 60 > time()) {
echo '<meta name="ROBOTS" content="NOINDEX,NOFOLLOW,NOCOUNT,NOARCHIVE" />' . "\n";
} elseif (isset($ewiki_id) && empty($ewiki_data["version"])) {
echo '<meta name="ROBOTS" content="NOINDEX,NOARCHIVE" />' . "\n";
}
function ewiki_opensearch_api($query, $params)
{
#-- database connection
// should already be established
#-- check request params
$params = (array) $params + array("n_hit" => 1000, "m_title" => 3.0, "q_pos" => 2.0, "q_not" => 0.0, "limit" => 5000);
$n_hit = $params["n_hit"];
$q_pos = $params["q_pos"];
$q_not = $params["q_not"];
$calc = array();
#-- search target field mapped to internal SQL row names
$fieldnames = array("title" => "title", "text" => "text", "" => "content", "author" => "author", "links" => "links", "meta" => "meta", "filename" => "title");
#-- sort request terms into MUST and NOT ------------------------ SQL ---
$sql = array("MUST" => array(), "NOT" => array());
foreach ($query as $i => $qterm) {
list($pattern, $dep, $field, $flags) = $qterm;
$f_regex = strpos($flags, "REGEX") !== false;
$f_nocase = strpos($flags, "NOCASE") !== false;
$m_field = isset($params["m_{$field}"]) ? $params["m_{$field}"] : 0;
if ($field = $fieldnames[$field]) {
$pattern = mysql_escape_string($pattern);
if ($f_regex) {
$s = "{$field} REGEXP '{$pattern}'";
} elseif ($f_nocase) {
$pattern = strtolower($pattern);
$s = "LOCATE('{$pattern}', LCASE({$field})) > 0";
} else {
$s = "LOCATE('{$pattern}', {$field}) > 0";
}
#-- add
$sql[$dep][] = "({$s})";
}
$calc[] = array($pattern, $dep, $field, $f_regex, $f_nocase, $m_field);
}
if ($q_not) {
$sql_MUST = implode(" OR ", $sql["MUST"]);
$sql_NOT = "";
} else {
$sql_MUST = implode(" AND ", $sql["MUST"]);
$sql_NOT = implode(" OR ", $sql["NOT"]);
if ($sql_NOT) {
$sql_NOT = " AND NOT ({$sql_NOT})";
}
}
#-- last validity checks
if (!$sql_MUST) {
// no way to send an error with ED xmlrpclib ?
return "551: at least one MUST search term must be given";
}
#-- get hit list
$sql_DB_F_TEXT = "((flags & 1) > 0) AND";
$sql_query_result = mysql_query($sql = "\n SELECT\n pagename AS id, version AS version,\n pagename AS title,\n content AS text,\n CONCAT(pagename, content) AS content,\n meta,\n author,\n refs AS links,\n lastmodified,\n created,\n flags\n FROM\n ewiki\n WHERE\n {$sql_DB_F_TEXT}\n {$sql_MUST}\n {$sql_NOT}\n GROUP BY id ORDER BY version\n ");
#-- start hit score calculation ---------------------------------- CALC ---
$result_list = array();
$ordered_list = array();
if ($sql_query_result) {
while ($row = mysql_fetch_array($sql_query_result)) {
$score = 0.0;
// final score
$m_fin = 1.0;
// to eventually decrease it later
#-- score each search term for hit
foreach ($calc as $qterm) {
list($pattern, $dep, $field, $f_regex, $f_nocase, $m_field) = $qterm;
#-- minscore
$add = $n_hit;
if ($m_field) {
$add *= $m_field;
}
#-- regex hit
if ($f_regex) {
$ok = preg_match($pattern, $row["field"]);
if ($dep == "MUST") {
$score += $add * ($ok ? 1.0 : $q_not);
} elseif ($dep == "NOT") {
if ($ok) {
$m_fin *= $q_not;
}
}
} else {
$text = $f_nocase ? strtolower($row[$field]) : $row[$field];
$len = strlen($text) + 1;
#-- add points for each hit, weighted by match position
if ($dep == "MUST") {
$p = -1;
while (false !== ($p = strpos($text, $pattern, $p + 1))) {
$score += $add * ($q_pos - ($q_pos - 1) * ($p / $len));
}
} elseif (strpos($text, $pattern) !== false) {
$m_fin *= $q_not;
}
}
}
#-- add to list
if ($score *= $m_fin) {
$result_list[] = array("title" => $row["title"], "url" => ewiki_script_url("", $row["title"]), "excerpt" => substr(strtr($row["text"], "\r\n\t\f", " "), 0, 300), "score" => $score, "lastmodified" => $row["lastmodified"]);
$ordered_list[] = $score;
}
}
}
#-- sort result?
arsort($ordered_list);
foreach ($ordered_list as $i => $uu) {
$ordered_list[$i] = $result_list[$i];
unset($result_list[$i]);
}
$result_list =& $ordered_list;
#-- done
return $ordered_list;
}
function ewiki_feed_rss1($info, $pages)
{
header('Content-Type: application/rss+xml; revision="1.0"');
$name = $info["title"];
$urnpfix = "x-wiki";
// uniform resource name prefix ("urn:x-wiki" was ok)
#-- parts
$_logo = $info["logo"] ? "<image rdf:resource=\"{$urnpfix}:{$name}:logo#1\" />\n" : "";
echo <<<EOT
<?xml version="1.0" encoding="{$info['charset']}"?>
<rdf:RDF
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:dc="http://purl.org/dc/elements/1.1/"
xmlns:RSS="http://purl.org/rss/1.0/"
xmlns:wiki="http://purl.org/rss/1.0/modules/wiki/">
<RSS:channel rdf:about="{$info['url']}">
<RSS:title>{$name}</RSS:title>
<dc:title>{$name}</dc:title>
<RSS:link>{$info['rc_url']}</RSS:link>
<RSS:description>UpdatedPages on {$name}</RSS:description>
<wiki:interwiki>{$name}</wiki:interwiki>
{$_logo}
<RSS:items>
<rdf:Seq>
EOT;
#-- output Seq ids
foreach ($pages as $i => $data) {
$pages[$i]["rdf_id"] = "{$urnpfix}:{$name}:" . ewiki_xmlentities(urlencode($data["id"])) . "#{$data['version']}_{$data['lastmodified']}";
echo ' <rdf:li rdf:resource="' . $pages[$i]["rdf_id"] . '"/>' . "\n";
}
//<?
echo <<<EOT
</rdf:Seq>
</RSS:items>
</RSS:channel>
<!-- RDF associated data for references from above -->
EOT;
#-- logo
if ($_logo) {
echo <<<EOT
<RSS:image rdf:about="{$urnpfix}:{$name}:logo#1">
<RSS:title>{$name}</RSS:title>
<RSS:link>{$url}</RSS:link>
<RSS:url>{$info['logo']}</RSS:url>
</RSS:image>
EOT;
}
//<?
#-- write items
foreach ($pages as $i => $data) {
preg_match('/^([^\\s]+).+\\(.*([\\d.]+)\\)/', $data["author"], $uu);
$author_host = $uu[2];
$author_name = $uu[1];
$url_diff = ewiki_script_url("diff", $data["id"]);
$url_info = ewiki_script_url("info", $data["id"]);
$stat = $data["version"] == 1 ? "created" : "updated";
echo <<<EOT
<RSS:item rdf:about="{$data['rdf_id']}">
<RSS:title>{$data['title']}</RSS:title>
<dc:title>{$data['title']}</dc:title>
<RSS:description>{$data['content']}</RSS:description>
<RSS:link>{$data['url']}</RSS:link>
<wiki:diff>{$url_diff}</wiki:diff>
<wiki:history>{$url_info}</wiki:history>
<wiki:version>{$data['version']}</wiki:version>
<wiki:status>{$stat}</wiki:status>
<dc:date>{$data['idate']}</dc:date>
<dc:contributor>
<rdf:Description wiki:host="{$author_host}">
<rdf:value>{$author_name}</rdf:value>
</rdf:Description>
</dc:contributor>
</RSS:item>
EOT;
}
//<?
echo "</rdf:RDF>\n";
die;
}
function ewiki_pingback_start()
{
global $ewiki_plugins, $ewiki_config, $ewiki_id;
$source_url = ewiki_script_url("", $ewiki_id);
foreach ($ewiki_config["pingback"] as $target_url) {
ewiki_pingback_ping($source_url, $target_url);
}
}
$m_flags .= " MINOR EDIT";
}
if ($row["flags"] & EWIKI_DB_F_APPENDONLY) {
$m_flags .= " (append-only)";
}
if ($row["flags"] & EWIKI_DB_F_HIDDEN) {
$m_flags .= " (hidden page)";
}
$datestr = strftime("%Y-%m-%d, %a", $lm);
if ($lastdatestr != $datestr) {
$lastdatestr = $datestr;
$mail .= "\n{$datestr}\n";
}
$mail .= "· {$id} - [{$m_ver}]{$m_flags} {$m_time} . . .{$m_log} by {$m_author} / {$m_ua}\n";
#-- check previous version of this page
if ($ver-- && ($row = ewiki_db::GET($id, $ver))) {
if ($row["lastmodified"] >= $min_time) {
$vers[$id] = $row["version"];
$rc[$id] = $row["lastmodified"];
arsort($rc);
}
}
} while ($rc);
#-- send it
echo "{$mail}";
$subj = RECENTNOTIFY . " on " . EWIKI_NAME;
$to = implode(", ", $subscribers);
$mail = "This is the full list of latest changes on " . EWIKI_NAME . ".\n" . ewiki_script_url("", EWIKI_PAGE_INDEX) . "\n" . "Unsubscribe yourself on " . ewiki_script_url("edit", RECENTNOTIFY) . "\n" . "\n" . $mail . "\n\n-- \nThere is no Web like WikiWikiWeb.\n";
mail($to, $subj, $mail);
}
}