function ewiki_powersearch($q, $where = 'content')
{
$q = ewiki_lowercase(preg_replace('/\\s*[\\000-\\040]+\\s*/', ' ', $q));
$found = array();
$scored = array();
#-- initial scan
foreach (explode(" ", $q) as $search) {
if (empty($search)) {
continue;
}
$result = ewiki_db::SEARCH($where, $search);
while ($row = $result->get()) {
if (($row["flags"] & EWIKI_DB_F_TYPE) == EWIKI_DB_F_TEXT) {
$id = $row["id"];
$content = strtolower($row[$where]);
unset($row);
#-- have a closer look
$len1 = strlen($content) + 1;
if (!isset($scored[$id])) {
$scored[$id] = 1;
}
$scored[$id] += 800 * (strlen($search) / $len1);
$scored[$id] += 65 * (count(explode($search, $content)) - 2);
$p = -1;
while (($p = strpos($content, $search, $p + 1)) !== false) {
$scored[$id] += 80 * (1 - $p / $len1);
}
}
#if-TXT
}
}
#-- output results
arsort($scored);
$o = "<ol>\n";
$n = 0;
foreach ($scored as $id => $score) {
#-- refetch page for top 10 entries (still cached by OS or DB)
$row = $n < 10 ? ewiki_db::GET($id) : NULL;
#-- check access rights in protected mode
if (EWIKI_PROTECTED_MODE && !ewiki_auth($id, $row, "view", $ring = false, $force = 0)) {
if (EWIKI_PROTECTED_MODE_HIDING) {
continue;
} else {
$row["content"] = ewiki_t("FORBIDDEN");
}
}
$o .= "<li>\n";
$o .= '<div class="search-result ' . ($oe ^= 1 ? "odd" : "even") . '">' . '<a href="' . ewiki_script("", $id) . '">' . $id . "</a> " . "\n";
#-- top 10 results are printed more verbosely
if ($n++ < 10) {
preg_match_all('/([_-\\w]+)/', $row["content"], $uu);
$text = htmlentities(substr(implode(" ", $uu[1]), 0, 200));
$o .= "<br />\n<small>{$text}\n" . "<br />" . strftime(ewiki_t("LASTCHANGED"), $row["lastmodified"]) . "<br /><br /></small>\n";
}
$o .= "</div>\n";
$o .= "</li>\n";
}
$o .= "</ol>\n";
return $o;
}
function ewiki_page_wiki_mini_tarball_dump($id, $data, $action)
{
global $ewiki_config, $ewiki_plugins;
#-- get all pages / binary files
$result = ewiki_db::GETALL(array("id", "version", "flags"));
if ($result) {
#-- HTTP headers
header("Content-Type: application/x-tar");
header("Content-Disposition: attachment; filename=\"InitPages.tar.gz\"");
#-- start tar file
$tarball = new ewiki_virtual_tarball();
$tarball->open(0);
#-- convert all pages
while ($row = $result->get(0, 0x1037)) {
$id = $row["id"];
$row = ewiki_db::GET($id);
$content =& $row["content"];
$fn = $id;
if (!$row || !$row["id"] || !$row["content"]) {
continue;
}
#-- for tarball
$perms = array("mtime" => $row["lastmodified"], "uname" => "ewiki", "mode" => 0664 | ($row["flags"] & EWIKI_DB_F_WRITEABLE ? 02 : 00));
#-- add file
$tarball->add($fn, $content, $perms);
}
#-- end output
$tarball->close();
}
#-- fin
die;
}
function ewiki_anacron_checktime()
{
global $ewiki_plugins;
if ($d = ewiki_db::GET(EWIKI_ANACRON_ID) and $d = unserialize($d["content"]) and $d["last"] >= UNIX_MILLENNIUM and time() >= $d["last"] + EWIKI_ANACRON_INTERLEAVE) {
register_shutdown_function("ewiki_anacron_runparts");
}
}
function ewiki_load_editable_intermap($uu = 0, $uu = 0, $uu = 0)
{
global $ewiki_plugins, $ewiki_config;
$inter =& $ewiki_config["interwiki"];
#-- fetch from db
$id = "EditableInterMap";
if ($data = ewiki_db::GET($id)) {
#-- extract entries
if (preg_match_all('/^:(\\w+):([^\\s]+)/m', $data["content"], $uu)) {
foreach ($uu[1] as $i => $moni) {
if (!isset($inter[$moni])) {
$inter[$moni] .= $uu[2][$i];
}
}
}
/*
WONT_WORK
$refs = explode("\n", trim($data["refs"]));
for ($n=1; $n<count($refs); $n++) {
if (strpos($refs[$n], "://")) {
$moni = $refs[$n-1];
if (!isset($inter[$moni])) {
$inter[$moni] .= $refs[$n];
}
}
}
*/
#-- enable _APPENDONLY part
if ($data["flags"] & EWIKI_DB_F_APPENDONLY) {
$ewiki_plugins["page"]["EditableInterMap"] = "ewiki_editable_intermap";
}
}
}
function ewiki_banned_link($href)
{
global $ewiki_config;
#-- buffer list of banned urls
if (!isset($ewiki_config["banned"])) {
$data = ewiki_db::GET(EWIKI_PAGE_BANNED);
$ewiki_config["banned"] = trim(strtolower($data["refs"]));
}
#-- check for entry
if ($b =& $ewiki_config["banned"]) {
$href = strtolower(urldecode($href));
if (strpos($b, $href) !== false) {
return true;
}
foreach (explode("\n", $b) as $bad) {
if (strpos($href, $bad) !== false) {
return true;
}
}
}
#-- advanced
if ($pf_a = $ewiki_plugins["ban_lookup"]) {
foreach ($pf_a as $pf) {
if ($pf($href)) {
return true;
}
}
}
return false;
}
function ewiki_announcements($id, $data, $action)
{
global $ewiki_plugins, $ewiki_config;
if (!isset($GLOBALS['ewiki_auth_user'])) {
return;
}
$notifyDates = ewiki_get_uservar("NotifyDates", FALSE);
if (!$notifyDates) {
$notifyDates = $ewiki_config["DefaultNotify"];
} else {
$notifyDates = unserialize($notifyDates);
}
foreach ($notifyDates as $pageName => $date) {
$data = ewiki_db::GET($pageName);
if (EWIKI_PROTECTED_MODE && EWIKI_PROTECTED_MODE_HIDING && !ewiki_auth($pageName, $data, "view")) {
continue;
}
if ($data['lastmodified'] > $date) {
$dispDate = $data['lastmodified'];
$dispPage = $pageName;
break;
}
}
if (!isset($dispPage)) {
return;
}
$notifyDates[$dispPage] = $dispDate;
ewiki_set_uservar("NotifyDates", serialize($notifyDates));
$o = ewiki_page('view/' . $dispPage);
//page_final plugins have been run, unset them
unset($ewiki_plugins["page_final"]);
return $o;
}
function ewiki_edit_load_template($id, &$data, $action)
{
if ($id = $_REQUEST["load_template"]) {
$d2 = ewiki_db::GET($id);
$data["content"] = $d2["content"];
}
}
function ewiki_action_rss($id, &$data, $action)
{
$list = array();
#-- recentchanges as rss
if (strtoupper($id) == "RSS") {
$res = ewiki_db::GETALL(array("id", "flags", "version", "lastmodified"));
$sort = array();
while ($data = $res->get(0, 0x137, EWIKI_DB_F_TEXT)) {
$sort[$data["id"]] = $data["lastmodified"];
}
arsort($sort);
$limit = 100;
foreach ($sort as $id => $uu) {
$list[] = ewiki_db::GET($id);
if ($limit-- < 0) {
break;
}
}
} else {
$list[] = $data;
for ($v = $data["version"] - 1; $v >= 1; $v--) {
$d = ewiki_db::GET($id, $v);
$list[] = $d;
}
}
ewiki_feed($list);
}
function ewiki_blocked_link($href, $LinkPage = EWIKI_PAGE_BLOCKED)
{
global $ewiki_config, $ewiki_plugins;
if (!($href = trim(strtolower(urldecode($href))))) {
return;
}
#-- buffer list of banned urls
if (!isset($ewiki_config[$LinkPage])) {
$data = ewiki_db::GET($LinkPage);
$ewiki_config[$LinkPage] = trim(strtolower($data["refs"]));
}
#-- check for entry
if ($b =& $ewiki_config[$LinkPage]) {
if (strpos($b, $href) !== false) {
// quick string check
return true;
}
foreach (explode("\n", $b) as $bad) {
// use as patterns
if (strlen($bad) && strpos($href, $bad) !== false) {
return true;
}
}
}
#-- advanced
if ($pf_a = $ewiki_plugins["ban_lookup"]) {
foreach ($pf_a as $pf) {
if ($pf($href)) {
return true;
}
}
}
return false;
}
function ewiki_addpage($id, &$data, $version)
{
$o = ewiki_make_title($id, $id, 2);
#-- output page creation dialog
if (empty($_REQUEST["new_id"])) {
$o .= ewiki_t('<form action="' . ewiki_script("", $id) . '" method="POST" enctype="multipart/formdata"> ' . '_{name of the new page} <input type="text" name="new_id" size="26" value="">' . '<br />' . '<input type="submit" value="_{create}">' . '<br /><br />' . '<input type="checkbox" name="add_link_from" value="1" checked="checked">' . ' _{link it from} ' . '<input type="text" name="link_from" size="20" value="_{AddedPages}">' . '</form>');
} else {
$new_id = trim($_REQUEST["new_id"]);
#-- add a link to new page
if ($_REQUEST["add_link_from"] && ($from = $_REQUEST["link_from"])) {
$row = ewiki_db::GET($from);
if ($row && $row["version"]) {
if (($row["flags"] & EWIKI_DB_F_TYPE) == EWIKI_DB_F_TEXT) {
$row["version"]++;
$row["content"] .= "\n* [{$new_id}]";
ewiki_scan_wikiwords($row["content"], $row["refs"], "_STRIP_EMAIL=1");
$row["refs"] = "\n\n" . implode("\n", array_keys($row["refs"])) . "\n\n";
} else {
$row = false;
}
} else {
$row = array("id" => $from, "version" => 1, "flags" => EWIKI_DB_F_TEXT, "created" => time(), "lastmodified" => time(), "hits" => 0, "meta" => "", "content" => "\n* [{$new_id}]", "refs" => "\n\n{$new_id}\n\n");
}
if ($row) {
ewiki_db::WRITE($row);
}
}
#-- call edit <form>
$o = ewiki_page($new_id);
}
return $o;
}
function ewiki_page_gnu_diff_safemode($id, &$data, $action)
{
#-- different operation modes of GNU diff:
$OPTIONS = " -B -u -U 50 ";
# $OPTIONS = " -B ";
# $OPTIONS = " -c ";
# $OPTIONS = " --side-by-side ";
#-- fetch old wiki source
if (($old_ver = ($new_ver = $data["version"]) - 1) > 0) {
$data0 = ewiki_db::GET($id, $old_ver);
}
$o = ewiki_make_title($id, "Differences between version {$new_ver} and {$old_ver} of »{$id}«");
#-- create temporary files from wikipages
$file0 = tempnam(EWIKI_TMP, "ewiki.diff.gnu.");
$f = fopen($file0, "w");
fwrite($f, $data0["content"]);
fclose($f);
$file1 = tempnam(EWIKI_TMP, "ewiki.diff.gnu.");
$f = fopen($file1, "w");
fwrite($f, $data["content"]);
fclose($f);
#-- parse thru GNU diff util
$fn = addslashes($id);
$OPTIONS .= " --label='{$fn} (version {$old_ver})' --label='{$fn} (version {$new_ver})' ";
//following lines replace the original
//$diff = shell_exec("diff $OPTIONS $file0 $file1");
$dfd = popen("diff {$OPTIONS} {$file0} {$file1}", "r");
$diff = "";
while (!feof($dfd)) {
$diff .= fread($dfd, 5000);
}
pclose($dfd);
//end of moderation
#-- remove temporary files
unlink($file0);
unlink($file1);
#-- encolor diff output
foreach (explode("\n", $diff) as $dl) {
$str = substr($dl, 1);
switch (substr($dl, 0, 1)) {
case "<":
case "-":
$o .= "<b>-</b><font color=\"#990000\"> <tt>{$str}</tt></font><br />\n";
break;
case ">":
case "+":
$o .= "<b>+</b><font color=\"#009900\"> <tt>{$str}</tt></font><br />\n";
break;
case "*":
case "-":
break;
default:
$o .= "<small><tt>{$dl}</tt></small><br />";
}
}
return $o;
}
function ewiki_mpi_survey($action, &$args, &$iii, &$s)
{
global $ewiki_id, $ewiki_plugins;
$o = "";
#-- load data page
if (!($df = $args["data"])) {
return;
}
unset($args["data"]);
unset($args["_"]);
unset($args[""]);
$data = ewiki_db::GET($df);
if (!$data["version"]) {
$data = ewiki_new_data($df, EWIKI_DB_F_BINARY);
$data["version"]--;
}
if ($data["flags"] != EWIKI_DB_F_BINARY) {
return;
}
$survey = unserialize($data["content"]);
#-- operation
$vote = @$_REQUEST[EWIKI_UP_SURVEY];
if ($vote == "\$") {
$action = "show";
}
if ($action == "html") {
#-- show entries
if (!$vote) {
$o = "\n" . '<form action="' . $_SERVER["REQUEST_URI"] . '" method="POST" enctype="multipart/form-data">' . '<input type="hidden" name="id" value="' . htmlentities($ewiki_id) . '">' . "\n";
foreach ($args as $name => $text) {
if (!$name || !$text || $name == "data") {
continue;
}
$o .= '<input type="radio" name="' . EWIKI_UP_SURVEY . '" value="' . htmlentities($name) . '"> ' . $text . "<br />\n";
}
$o .= '<input type="submit" value="vote">';
$o .= "\n</form>\n<br /><br />\n";
$o .= '<a href="' . ewiki_script("", $ewiki_id, array(EWIKI_UP_SURVEY => "\$")) . '">show results</a><br />';
}
#-- store an entry
if ($vote) {
$survey[$vote]++;
$data["content"] = serialize($survey);
$data["version"]++;
$data["lastmodified"] = time();
$data["author"] = ewiki_author();
ewiki_db::WRITE($data);
#-- show it
$action = "show";
}
}
if ($action == "show") {
$o .= $ewiki_plugins["view_stat"][0]($survey, $args);
}
return $o;
}
function ewiki_edit_helptext($id, &$data, &$hpost)
{
global $ewiki_t;
if ($help = ewiki_db::GET("EditingHelp")) {
$help = ewiki_format($help["content"]);
if ($l = strpos($help, "<hr")) {
$ewiki_t["en"]["EDIT_FORM_1"] = substr($help, 0, $l);
$l = strpos($help, ">", $l);
$help = substr($help, $l + 1);
}
$ewiki_t["en"]["EDIT_FORM_2"] = $help;
}
}
function ewiki_trigger_spam_watchonly($id, &$data, &$action, $pf_i)
{
#-- fetch list of tracked pages
if ($d = ewiki_db::GET("WatchSpam")) {
(array) ($ewiki_config["watchspam"] += explode("\n", trim($d["refs"])));
}
#-- disable all bot-blocking plugins?
if (!ewiki_in_array($id, $ewiki_config["watchspam"])) {
$GLOBALS["ewiki_no_bot"] = 1;
} elseif ($action == "edit") {
ewiki_log("someone is {$action}ing specifically watched page '{$id}'", 2);
}
}
function ewiki_pingback_rpc($source_url, $target_url)
{
global $ewiki_config;
#-- does the target URL refer to a known WikiPage ?
$id = ewiki_url2id($target_url);
if (!$id) {
xmlrpc_send_response(xmlrpc_error(0x21, "Could not determine PageName for the given target URL."));
}
if (!($data = ewiki_db::GET($id))) {
xmlrpc_send_response(xmlrpc_error(0x20, "The given target page does not exist."));
}
#-- check if the caller really has a link as he claims
ini_set("user_agent", $ewiki_config["ua"]);
if (strpos($source_url, "http://") === 0 && ($test = ewiki_http_asis($source_url, 96256))) {
$test = strtolower($test);
$test_url = strtolower($target_url);
if (!strpos($test, $test_url) and !strpos($test, htmlentities($test_url))) {
return xmlrpc_error(0x11, "Sorry, but couldn't find a link to '{$target_url}' on your given '{$source_url}' page.");
}
} else {
return xmlrpc_error(0x10, "Your given source URL does not exist, could not be retrieved.");
}
#-- reject other frivolous links
if (preg_match('#^http://[^/]+/?$#', $source_url)) {
return xmlrpc_error(0x11, "Rejected '{$source_url}' as frivolous.");
}
#-- check write permissions
if (EWIKI_DB_F_TEXT != $data["flags"] & EWIKI_DB_F_TYPE or $data["flags"] & EWIKI_DB_F_READONLY) {
return xmlrpc_error(0x31, "Sorry, but this page is write-protected or not a system page.");
}
#-- already on page
if (strpos($data["content"], $source_url)) {
return xmlrpc_error(0x30, "The given link does already exist on this page.");
}
#-- other go-away cases
if (function_exists("ewiki_banned_url") && ewiki_banned_url($source_url) || function_exists("ewiki_blocked_url") && ewiki_blocked_url($source_url)) {
return xmlrpc_error(0x100, "Your link is unwanted here (registered on BlockedLinks or BannedLinks).");
}
#-- else update page
$data["content"] = rtrim($data["content"]) . "\n* {$source_url} (PingBack)\n";
ewiki_db::UPDATE($data);
$data["version"]++;
$ok = ewiki_db::WRITE($data);
#-- fin response
if ($ok) {
return "Link to '{$source_url}' was added to page '{$id}'.";
} else {
return xmlrpc_error(0x101, "Seems like a database/writing error occoured.");
}
}
function ewiki_aview_pagetrail($id, &$data, $action)
{
if ($m = $data["meta"]["meta"]) {
#-- check for parent page
$top = $m["top"] or $top = $m["parent"] or $top = $m["group"];
if ($top) {
$t = ewiki_db::GET($top);
$t = explode("\n", trim($t["refs"]));
$n = array_search(ewiki_array($top), strtolower($t));
$prev = $t[$n - 1];
$next = $t[$n + 1];
$o = "<div class=\"page-trail\"><< " . ($prev ? ewiki_link($prev) : "") . " | " . ewiki_link($top) . " | " . ($prev ? ewiki_link($prev) : "") . " >%gt;</div>\n";
return $o;
}
}
}
function ewiki_page_stupid_diff($id, $data, $action)
{
if ($uu = $GLOBALS["ewiki_diff_versions"]) {
list($new_ver, $old_ver) = $uu;
$data = ewiki_db::GET($id, $new_ver);
} else {
$new_ver = $data["version"];
$old_ver = $new_ver - 1;
}
if ($old_ver > 0) {
$data0 = ewiki_db::GET($id, $old_ver);
}
$o = ewiki_make_title($id, "Differences between version {$new_ver} and {$old_ver} of »{$id}«");
$o .= ewiki_stupid_diff($data["content"], $data0["content"]);
return $o;
}
function ewiki_mpi_registerspam($action, &$args, &$iii, &$s)
{
global $ewiki_id;
if (!$_POST["regspam"]) {
return <<<END
<form action="{$_SERVER['REQUEST_URI']}" method="POST" enctype="multipart/form-data">
<textarea name="add_spam" cols="50" rows="3"></textarea><br/>
<input type="submit" name="regspam" value="add listed urls" />
</form>
END;
} else {
#-- scan for links
$text = $_REQUEST["add_spam"];
ewiki_scan_wikiwords($text, $uu);
$ls = array();
foreach ($uu as $href => $uu) {
if ($l = strpos($href, "://")) {
// filter out redundant pattern parts
$href = substr($href, $l + 3);
if (strpos($href, "www.") === 0) {
$href = substr($href, 4);
}
$href = trim($href, "/");
$ls[] = strtok($href, " ");
}
}
#-- reduce
$ls = array_unique($ls);
$data = ewiki_db::GET($ewiki_id);
foreach (explode("\n", trim($data["refs"])) as $href) {
if (in_array($href, $ls)) {
unset($ls[array_search($href, $ls)]);
}
}
#-- add to current page
if ($ls) {
$inj = "* [" . implode("], [", $ls) . "]\n";
$data["content"] = preg_replace("/(^[-*#])/m", "{$inj}\$1", $data["content"], 1);
ewiki_db::UPDATE($data);
$data["version"]++;
ewiki_db::WRITE($data);
return "\n<div class=\"system-message ok\">new links added as patterns here (please go back and reload page to see it)</div>\n";
} else {
return "\n<div class=\"system-message failure\">no new links found, please add the patterns by hand then</div>\n";
}
}
}
function ewiki_sync_local($func, $args = NULL)
{
switch (strtoupper(trim($func, ":"))) {
case "GET":
return ewiki_db::GET($args[0], $args[1]);
case "WRITE":
return ewiki_db::WRITE($args);
case "LIST":
$all = ewiki_db::GETALL(array("id", "version"));
$r = array();
while ($row = $all->get()) {
$r[$row["id"]] = $row["version"];
}
return $r;
default:
}
}
function ewiki_mpi_removedlinks($action, &$args, &$iii, &$s)
{
$id = $args["id"] or $id = $args["page"] or $id = $GLOBALS["ewiki_id"];
$data = ewiki_db::GET($id);
$ver = $cdata["version"];
$clinks = explode("\n", trim($data["refs"]));
$rm = array();
while (--$ver >= 1) {
$data = ewiki_db::GET($id, $ver);
$refs = explode("\n", trim($data["refs"]));
$rm = $rm + array_diff($refs, $clinks, $rm);
}
if ($rm) {
return ewiki_list_pages($rm, 0);
} else {
return " ";
}
}
function ewiki_handler_fancy_linkexcerpts($id, &$data, $action)
{
global $ewiki_fancy_linkexcerpts;
if ($action == "view") {
$ewiki_fancy_linkexcerpts = array();
foreach (explode("\n", trim($data["refs"])) as $link) {
$row = ewiki_db::GET($link);
if (($row["flags"] & EWIKI_DB_F_TYPE) == EWIKI_DB_F_TEXT) {
$text = trim(substr($row["content"], 0, 160));
$text = substr($text, 0, strrpos($text, " "));
$text = strtr($text, "\t\r\n", " ");
$text = htmlentities($text);
$text = wordwrap($text, 40, " ", 0);
$ewiki_fancy_linkexcerpts[strtolower($link)] = $text;
}
}
}
}
function ewiki_view_append_attachments($id, $data, $action)
{
$o = '<hr><h4><a href="' . ewiki_script(EWIKI_ACTION_ATTACHMENTS, $id) . '">' . ewiki_t("ATTACHMENTS") . '</a></h4>';
$scan = 's:7:"section";' . serialize($id);
$result = ewiki_db::SEARCH("meta", $scan);
$ord = array();
while ($row = $result->get()) {
$ord[$row["id"]] = $row["created"];
}
arsort($ord);
foreach ($ord as $id => $uu) {
$row = ewiki_db::GET($id);
if (EWIKI_PROTECTED_MODE && EWIKI_PROTECTED_MODE_HIDING && !ewiki_auth($row["id"], $row, "view")) {
continue;
}
$o .= ewiki_entry_downloads($row, "*");
}
return $o;
}
function ewiki_get_instanturls()
{
global $ewiki_config;
$ewiki_config["instant"] = array();
$DL = '[:|]([^:|]+)[:|]([^|]+)';
#-- walk through URL definition pages
foreach ($ewiki_config["instant_url_pages"] as $id) {
#-- fetch content
$data = ewiki_db::GET($id);
if ($data) {
preg_match_all("/^{$DL}/m", $data["content"], $uu);
if ($uu) {
foreach ($uu[1] as $i => $name) {
$ewiki_config["instant"][trim($name)] = strtok(trim($uu[2][$i]), " ");
}
}
}
}
}
function xpi_init_plugins()
{
global $ewiki_id, $ewiki_title, $ewiki_action, $ewiki_data, $ewiki_config, $ewiki_t, $ewiki_plugins, $_EWIKI;
#-- load xpi registry
$conf = ewiki_db::GET(XPI_DB);
if ($conf && $conf["flags"] & EWIKI_DB_F_SYSTEM && ($conf = unserialize($conf["content"]))) {
#-- collect xpi code, execute it
$eval_this = "";
foreach ($conf as $xpi) {
if ($xpi["state"] && $xpi["type"] != "page") {
$d = ewiki_db::GET($xpi["id"]);
if ($d && $d["flags"] & EWIKI_DB_F_EXEC) {
$eval_this .= $d["content"];
}
}
}
eval($eval_this);
}
}
function ewiki_mpi_bugreportstate($action, $args, &$iii, &$s)
{
global $ewiki_id;
#-- possible states
$values = array("open", "closed", "done", "frozen", "answered");
foreach ($args as $i => $name) {
if (is_int($i)) {
if (preg_match("/^\\w+\$/", $name) && !in_array($name, $values)) {
$values[] = $name;
}
}
}
$rxvals = implode("|", $values);
#-- if button pressed
if (($new = $_REQUEST["brs_change"]) && in_array($new, $values)) {
$pages = ewiki_get_backlinks($ewiki_id);
$pages[] = $ewiki_id;
#-- change assoc pages
foreach ($pages as $id) {
$data = ewiki_db::GET($id);
if (preg_match("/\n\\|.*stat(e|us).*\\|.*({$rxvals})/", $data["content"]) or preg_match("/\n\\|.*({$rxvals}).*\\|.*{$ewiki_id}/", $data["content"])) {
$data["content"] = preg_replace("/(\n\\|.*stat(?:e|us).*\\|.*?)[_*]*(?:{$rxvals})[_*]*/", "\$1{$new}", $data["content"]);
$data["content"] = preg_replace("/(\n\\|.*?)[_*]*(?:{$rxvals})[_*]*(.*?\\|.*{$ewiki_id})/", "\$1{$new}\$2", $data["content"]);
ewiki_db::UPDATE($data);
$data["version"]++;
ewiki_db::WRITE($data);
}
}
$o = "<p>(status changed)</p>";
$iii[0][0] = preg_replace("/({$rxvals})/", "{$new}", $iii[0][0]);
} else {
$url = ewiki_script("", $ewiki_id);
$o .= <<<EOT
<form action="{$url}#added" method="POST" enctype="multipart/form-data">
<input type="submit" name="brs_change" value="open">
<input type="submit" name="brs_change" value="closed">
<input type="submit" name="brs_change" value="frozen">
</form>
EOT;
}
return $o;
}
function ewiki_action_image_append($id, $data, $action)
{
#-- invalid $id value
if (empty($data) || !$data["version"] || EWIKI_DB_F_TEXT != ($data["flags"] & EWIKI_DB_F_TYPE)) {
$o = ewiki_t("CANNOTCHANGEPAGE");
} elseif ($fa = $_FILES["imagefile"]) {
#-- guess HTTP meta data
$meta = array("X-Content-Type" => $fa["type"]);
if ($s = $fa["name"]) {
$meta["Content-Location"] = $s;
$p = 0 or $p = strrpos($s, "/") and $p++ or $p = strrpos($s, '\\') and $p++;
$meta["Content-Disposition"] = 'inline; filename="' . urlencode(substr($s, $p)) . '"';
}
#-- proceed an image (reject binary, resize if too large)
$result = ewiki_binary_save_image($fa["tmp_name"], "", "RETURN", $meta, 0, 1);
#-- database rejected file
if (!$result) {
$o = ewiki_t("BIN_NOIMG");
} else {
$loop = 3;
while ($loop--) {
$data = ewiki_db::GET($id);
$data["version"]++;
$data["content"] = rtrim($data["content"], "\n") . "\n\n" . "[\"AppendedPicture\"{$result}]\n\n\n";
$result = ewiki_db::WRITE($data);
if ($result) {
break;
}
}
if ($result) {
$o = ewiki_page("view/{$id}");
ewiki_log("image appended to '{$id}'");
} else {
$o .= ewiki_t("NO_IMAGEAPPEND");
}
}
} else {
$o .= ewiki_t("BIN_NOIMG");
#"You did not select an image, or something went really wrong during tansmission. Plase go back to the previous page.";
}
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 $o;
}
function ewiki_tour($id, &$data, $action)
{
$o = "\n";
$page_lists = array(array($id), explode("\n", trim($data["refs"])), ewiki_get_backlinks($id));
foreach ($page_lists as $pages) {
foreach ($pages as $page) {
$row = ewiki_db::GET($page);
if (EWIKI_DB_F_TEXT == $row["flags"] & EWIKI_DB_F_TYPE) {
$add = substr($row["content"], 0, 333);
$add = substr($add, 0, strrpos($add, " "));
$add = preg_replace("/^[!*#-:;>]+/m", "", $add);
$add = strtr($add, "\n\t", " ");
$o .= "!!! [tour:{$row[id]}]\n" . "@@tour-page-fragment {$add} ...\n\n";
}
}
}
$o = ewiki_format($o);
$o .= ewiki_control_links($id, $data, $action);
return $o;
}
function mkLiveWebNavBar($navBarPage, $activePage)
{
#-- fetch from db
$data = ewiki_db::GET($navBarPage);
#-- Authenticate, return nothing if authentication fails
if (!ewiki_auth($navBarPage, $data, EWIKI_NAVBAR_ACTION, $ring = 3, $force = 0)) {
return "";
}
#-- escape if navBarPage does not exist or was not retrieved.
if (empty($data["content"])) {
return "";
}
//echo(":".$data["content"].":");
$o .= ewiki_navbar_format($data["content"], 1, urlencode($activePage));
//Apply class only if we have a bar at all
if ($o) {
return " <div class='wikiNavBar' >\n" . $o . "\n</div>\n";
}
return "";
}
function ewiki_mpi_addlink($action, $args, &$iii, &$s)
{
global $ewiki_id, $ewiki_action;
$o = "";
#-- add URL
if ($_REQUEST["link_save"]) {
#-- check parameters
$url = trim($_REQUEST["link_url"]);
$text = "";
$title = $desc = "";
if (!strpos($url, "example.com") && strlen($url) > 12 && preg_match('#^https?://#', $url)) {
$text = implode("", file($url));
if ($text) {
preg_match('#<title[^>]*>([^<]+)</title>#ims', $text, $uu) and $title = $uu[1] or preg_match('#//([^/]+)#', $url, $uu) and $title = $uu[1];
preg_match('#<meta[^>]+name=["\']description["\'][^>]+content=["\']([^"\']+)["\']#ims', $text, $uu) and $desc = $uu[1] or preg_match('#<body[^>]+>(.+?)</body#ims', $text, $uu) and $desc = strip_tags($uu[1]);
$desc = substr(preg_replace('/\\s+/', " ", $desc), 0, 300);
}
$add = ":{$title}:\n {$url} %%%\n {$desc}\n";
}
#-- store bugreport
if ($text) {
$data = ewiki_db::GET($ewiki_id);
$data["content"] = rtrim($data["content"]) . "\n" . $add;
ewiki_data_update($data);
$data["version"]++;
ewiki_db::WRITE($data);
#-- append to page output
$iii[] = array($add, 0xffff, "core");
}
} else {
$url = ewiki_script("", $ewiki_id);
$o .= <<<EOT
<form style="border:2px #333370 solid; background:#7770B0; padding:5px;"class="BugReport" action="{$url}" method="POST" enctype="multipart/form-data">
<input type="hidden" name="id" value="{$ewiki_action}/{$ewiki_id}">
Link <input type="text" name="link_url" value="http://www.example.com/" size="50">
<input type="submit" name="link_save" value="hinzufügen">
</form>
EOT;
}
return $o;
}
