function ewiki_page_wiki_dump_send($exportbinaries = 0, $exportformats = 0, $withvirtualpages = 0, $exportdestinations = 0)
{
global $ewiki_config, $wiki, $ewiki_plugins, $wiki_entry, $course, $CFG, $ewiki_t, $userid, $groupid;
$filestozip = array();
#-- disable protected email
if (is_array($ewiki_plugins["link_url"])) {
foreach ($ewiki_plugins["link_url"] as $key => $linkplugin) {
if ($linkplugin == "ewiki_email_protect_link") {
unset($ewiki_plugins["link_url"][$key]);
}
}
}
/// HTML-Export
if ($exportformats == 1) {
#-- if exportformats is html
$HTML_TEMPLATE = '<html>
<head>' . $ewiki_t["c"]["EWIKIDUMPCSS"] . '
<title>$title</title>
</head>
<body bgcolor="#ffffff";>
<div id="PageText">
<h2>$title</h2>
$content
</div>
</body>
</html>';
#-- reconfigure ewiki_format() to generate offline pages and files
$html_ext = ".html";
$ewiki_config["script"] = "%s{$html_ext}";
$ewiki_config["script_binary"] = "%s";
}
// Export Virtual pages special
$a_virtual = array_keys($ewiki_plugins["page"]);
#-- get all pages / binary files
$a_validpages = ewiki_valid_pages(1, $withvirtualpages);
$a_pagelist = ewiki_sitemap_create($wiki_entry->pagename, $a_validpages, 100, 1);
# Add linked binary files to pagelist
foreach ($a_pagelist as $key => $value) {
if (is_array($a_validpages[$value]["refs"])) {
foreach ($a_validpages[$value]["refs"] as $refs) {
if ($a_validpages[$refs]["type"] == "image" || $a_validpages[$refs]["type"] == "file") {
$a_pagelist[] = $refs;
}
}
}
}
# Adjust links to binary files
foreach ($a_pagelist as $key => $value) {
if ($a_validpages[$value]["type"] == "image") {
$a_images[] = urlencode($value);
$a_rimages[] = urlencode(preg_replace(EWIKI_DUMP_FILENAME_REGEX, "", $value));
unset($a_validpages[$value]);
}
if ($a_validpages[$value]["type"] == "file") {
$a_images[] = urlencode($value);
$a_rimages[] = clean_filename(substr($value, strlen(EWIKI_IDF_INTERNAL)));
$a_images[] = $value;
$a_rimages[] = clean_filename(substr($value, strlen(EWIKI_IDF_INTERNAL)));
unset($a_validpages[$value]);
}
}
# Remove binaries from a_validpages and add to a_pagelist
foreach ($a_validpages as $key => $value) {
if ($a_validpages[$key]["type"] == "image" || $a_validpages[$key]["type"] == "file") {
$a_pagelist[] = $key;
unset($a_validpages[$key]);
}
}
#print "<pre>"; print_r($a_validpages); print "</pre>";
#print "<hr /><pre>"; print_r($a_pagelist); print "</pre>";
$a_sitemap = ewiki_sitemap_create($wiki_entry->pagename, $a_validpages, 99, 0);
if ($a_pagelist) {
#-- create new zip file
#if($arctype == "ZIP"){
# $archivename=EWIKI_WIKIDUMP_ARCNAME."$rootid.zip";
# $archive = new ewiki_virtual_zip();
#} elseif ($arctype == "TAR") {
# $archivename=EWIKI_WIKIDUMP_ARCNAME."$rootid.tar";
# $archive = new ewiki_virtual_tarball();
#} else {
# die();
#}
/// Create/Set Directory
$wname = clean_filename(strip_tags(format_string($wiki->name, true)));
if ($exportdestinations) {
if (wiki_is_teacher($wiki)) {
$exportdir = $CFG->dataroot . "/" . $course->id . "/" . $exportdestinations;
} else {
add_to_log($course->id, "wiki", "hack", "", format_string($wiki->name, true) . ": Tried to export a wiki as non-teacher into {$exportdestinations}.");
error("You are not a teacher !");
}
} else {
$exportbasedir = tempnam("/tmp", "WIKIEXPORT");
@unlink($exportbasedir);
@mkdir($exportbasedir);
/// maybe we need to check the name here...?
$exportdir = $exportbasedir . "/" . $wname;
@mkdir($exportdir);
if (!is_dir($exportdir)) {
error("Cannot create temporary directory {$exportdir} !");
}
}
$a_pagelist = array_unique($a_pagelist);
#-- convert all pages
foreach ($a_pagelist as $pagename) {
if (!in_array($pagename, $a_virtual)) {
$id = $pagename;
#-- not a virtual page
$row = ewiki_database("GET", array("id" => $pagename));
$content = "";
} elseif ($withvirtualpages) {
$id = $pagename;
#-- is a virtual page
$pf = $ewiki_plugins["page"][$id];
$content = $pf($id, $content, "view");
if ($exportformats == 1) {
$content = str_replace('$content', $content, str_replace('$title', $id, $HTML_TEMPLATE));
}
$fn = urlencode($id);
$fn = preg_replace(EWIKI_DUMP_FILENAME_REGEX, "", $fn);
$fn = $fn . $html_ext;
} else {
continue;
}
if (empty($content)) {
switch ($row["flags"] & EWIKI_DB_F_TYPE) {
// Text Page
case EWIKI_DB_F_TEXT:
#print "<pre>"; print_r($row[content]); print "\n-------------</pre>";
if ($exportformats == 1) {
/// HTML-Export
$content = ewiki_format($row["content"]);
} else {
$content = $row["content"];
}
# Binary files link adjustment when html
if ($exportformats == 1) {
$content = str_replace($a_images, $a_rimages, $content);
}
$fn = preg_replace(EWIKI_DUMP_FILENAME_REGEX, "", urlencode($id));
$fn = $fn . $html_ext;
if ($exportformats == 1) {
/// HTML-Export
$content = str_replace('$content', $content, str_replace('$title', $id, $HTML_TEMPLATE));
}
break;
case EWIKI_DB_F_BINARY:
#print "Binary: $row[id]<br />";
if (($row["meta"]["class"] == "image" || $row["meta"]["class"] == "file") && $exportbinaries) {
# Copy files to the appropriate directory
$fn = moodle_binary_get_path($id, $row["meta"], $course, $wiki, $userid, $groupid);
$destfn = clean_filename(substr($id, strlen(EWIKI_IDF_INTERNAL)));
$dest = "{$exportdir}/" . $destfn;
if (!copy($fn, $dest)) {
notify("Cannot copy {$fn} to {$dest}.");
}
#$fn = urlencode(preg_replace(EWIKI_DUMP_FILENAME_REGEX, "", $id));
#$content = &$row["content"];
$filestozip[] = $exportdir . "/" . $destfn;
continue 2;
} else {
#-- php considers switch statements as loops so continue 2 is needed to
#-- hit the end of the for loop
continue 2;
}
break;
default:
# don't want it
continue 2;
}
}
# Do not translate links when wiki already in pure html - mode
if ($wiki->htmlmode != 2) {
$content = preg_replace_callback('/(<a href=")(.*?)(\\.html">)/', create_function('$matches', 'return($matches[1].preg_replace(EWIKI_DUMP_FILENAME_REGEX,"",$matches[2]).$matches[3]);'), $content);
}
#-- add file
// Let's make sure the file exists and is writable first.
if (!($handle = fopen($exportdir . "/" . $fn, 'w'))) {
error("Cannot open file ({$exportdir}/{$fn})");
}
// Write $content to our opened file.
if (fwrite($handle, $content) === FALSE) {
error("Cannot write to file ({$exportdir}/{$fn})");
}
fclose($handle);
$filestozip[] = $exportdir . "/" . $fn;
#$archive->add($content, $fn, array(
# "mtime" => $row["lastmodified"],
# "uname" => "ewiki",
# "mode" => 0664 | (($row["flags"]&EWIKI_DB_F_WRITEABLE)?0002:0000),
# ), $complevel);
}
#-- create index page
/// HTML-Export
if ($exportformats == 1) {
$timer = array();
$level = -1;
$fordump = 1;
$str_formatted = "<ul>\n<li><a href=\"" . $wiki_entry->pagename . $html_ext . "\">" . $wiki_entry->pagename . "</a></li>";
$fin_level = format_sitemap($a_sitemap, $wiki_entry->pagename, $str_formatted, $level, $timer, $fordump);
$str_formatted .= "</ul>" . str_pad("", $fin_level * 6, "</ul>\n");
$str_formatted = preg_replace_callback('/(<a href=")(.*?)(\\.html">)/', create_function('$matches', 'return($matches[1].preg_replace(EWIKI_DUMP_FILENAME_REGEX,"",$matches[2]).$matches[3]);'), $str_formatted);
$str_formatted = str_replace('$content', $str_formatted, str_replace('$title', get_string("index", "wiki"), $HTML_TEMPLATE));
#-- add file
// Let's make sure the file exists and is writable first.
$indexname = "index" . $html_ext;
if (!($handle = fopen($exportdir . "/" . $indexname, 'w'))) {
error("Cannot open file ({$exportdir}/{$indexname})");
}
// Write $somecontent to our opened file.
if (fwrite($handle, $str_formatted) === FALSE) {
error("Cannot write to file ({$exportdir}/{$indexname})");
}
fclose($handle);
$filestozip[] = $exportdir . "/" . $indexname;
#-- add index page
# $archive->add($str_formatted, "Index_$rootid".$html_ext, array(
# "mtime" => $row["lastmodified"],
# "uname" => "ewiki",
# "mode" => 0664 | (($row["flags"]&EWIKI_DB_F_WRITEABLE)?0002:0000),
# ), $complevel);
}
if (!$exportdestinations) {
$archivename = $wname . ".zip";
zip_files($filestozip, "{$exportbasedir}/{$archivename}");
#-- Headers
Header("Content-type: application/zip");
Header("Content-disposition: attachment; filename=\"{$archivename}\"");
Header("Cache-control: private");
Header("Original-Filename: {$archivename}");
Header("X-Content-Type: application/zip");
Header("Content-Location: {$archivename}");
if (!@readfile("{$exportbasedir}/{$archivename}")) {
error("Cannot read {$exportbasedir}/{$archivename}");
}
if (!deldir($exportbasedir)) {
error("Cannot delete {$exportbasedir}");
}
#exit();
return false;
} else {
return get_string("exportsuccessful", "wiki") . "<br />";
}
}
}
/// Is an Action given ?
if (!$action) {
error(get_string("noadministrationaction", "wiki"));
}
/// Correct Action ?
if (!in_array($action, array("setpageflags", "removepages", "strippages", "checklinks", "revertpages"))) {
error("Unknown action '{$action}'", "wiki");
}
/// May the User administrate it ?
if (($wiki_entry = wiki_get_entry($wiki, $course, $userid, $groupid)) === false || wiki_can_edit_entry($wiki_entry, $wiki, $USER, $course) === false) {
error(get_string("notadministratewiki", "wiki"));
}
$canedit = wiki_can_edit_entry($wiki_entry, $wiki, $USER, $course);
# Check for dangerous events (hacking) !
if (in_array($action, array("removepages", "strippages", "revertpages"))) {
if (!($wiki->wtype == "student" || ($wiki->wtype == "group" and $canedit) || wiki_is_teacher($wiki))) {
add_to_log($course->id, "wiki", "hack", "", $wiki->name . ": Tried to trick admin.php with action={$action}.");
error("Hack attack detected !");
}
}
# Database and Binary Handler
include_once $CFG->dirroot . "/mod/wiki/ewikimoodlelib.php";
include_once $CFG->dirroot . "/mod/wiki/ewiki/plugins/moodle/moodle_binary_store.php";
/// The wiki_entry->pagename is set to the specified value of the wiki,
/// or the default value in the 'lang' file if the specified value was empty.
define("EWIKI_PAGE_INDEX", $wiki_entry->pagename);
# The mighty Wiki itself
include_once $CFG->dirroot . "/mod/wiki/ewiki/ewiki.php";
$strwikis = get_string("modulenameplural", "wiki");
$strwiki = get_string("modulename", "wiki");
/// Validate Form
function wiki_print_administration_actions($wiki, $cmid, $userid, $groupid, $page, $noeditor, $course)
{
/// Displays actions which can be performed on the page
/// Create the URL
$ewscript = 'admin.php?id=' . $cmid;
if (isset($userid) && $userid != 0) {
$ewscript .= '&userid=' . $userid;
}
if (isset($groupid) && $groupid != 0) {
$ewscript .= '&groupid=' . $groupid;
}
if (isset($page)) {
$ewscript .= '&page=' . $page;
}
$ewscript .= "&action=";
/// Build that action array according to wiki flags.
$action = array();
$isteacher = wiki_is_teacher($wiki);
if ($wiki->setpageflags or $isteacher) {
$action['setpageflags'] = get_string('setpageflags', 'wiki');
}
if ($wiki->removepages or $isteacher) {
$action['removepages'] = get_string('removepages', 'wiki');
}
if ($wiki->strippages or $isteacher) {
$action['strippages'] = get_string('strippages', 'wiki');
}
if ($wiki->revertchanges or $isteacher) {
$action['revertpages'] = get_string('revertpages', 'wiki');
}
if ($noeditor) {
$action["checklinks"] = get_string("checklinks", "wiki");
}
popup_form($ewscript, $action, "wikiadministration", "", get_string("chooseadministration", "wiki"), "", "", false);
}
/**
* Displays actions which can be performed on the page
*
* @param object $wiki
* @param int $cmid
* @param int $userid
* @param int $groupid
* @param object $page
* @param bool $noeditor
* @param object $course
*/
function wiki_print_administration_actions($wiki, $cmid, $userid, $groupid, $page, $noeditor, $course)
{
global $OUTPUT;
/// Create the URL
$ewscript = 'admin.php?id=' . $cmid;
if (isset($userid) && $userid != 0) {
$ewscript .= '&userid=' . $userid;
}
if (isset($groupid) && $groupid != 0) {
$ewscript .= '&groupid=' . $groupid;
}
if (isset($page)) {
$ewscript .= '&page=' . $page;
}
/// Build that action array according to wiki flags.
$action = array();
$isteacher = wiki_is_teacher($wiki);
if ($wiki->setpageflags or $isteacher) {
$action['setpageflags'] = get_string('setpageflags', 'wiki');
}
if ($wiki->removepages or $isteacher) {
$action['removepages'] = get_string('removepages', 'wiki');
}
if ($wiki->strippages or $isteacher) {
$action['strippages'] = get_string('strippages', 'wiki');
}
if ($wiki->revertchanges or $isteacher) {
$action['revertpages'] = get_string('revertpages', 'wiki');
}
if ($noeditor) {
$action["checklinks"] = get_string("checklinks", "wiki");
}
$select = html_select::make_popup_form($ewscript, 'action', $action, 'wikiadministration');
$select->nothinglabel = get_string("chooseadministration", "wiki");
echo $OUTPUT->select($select);
}
