function run($dbi, $argstr, &$request, $basepage)
{
extract($this->getArgs($argstr, $request));
if ($numberlinks > 10 || $numberlinks < 0) {
$numberlinks = $this->def_numberlinks;
}
// Get name of the current page we are on
$thispage = $request->getArg('pagename');
$Pages = $request->session->get("PageTrail");
if (!is_array($Pages)) {
$Pages = array();
}
if ($duplicates || $thispage != $Pages[0]) {
array_unshift($Pages, $thispage);
$request->session->set("PageTrail", $Pages);
}
$numberlinks = min(count($Pages), $numberlinks);
if (!$invisible and $numberlinks) {
$html = HTML::tt(WikiLink($Pages[$numberlinks - 1], 'auto'));
for ($i = $numberlinks - 2; $i >= 0; $i--) {
if (!empty($Pages[$i])) {
$html->pushContent(PAGETRAIL_ARROW, WikiLink($Pages[$i], 'auto'));
}
}
return $html;
} else {
return HTML();
}
}
function run($dbi, $argstr, &$request, $basepage)
{
extract($this->getArgs($argstr, $request));
// Any text that is returned will not be further transformed,
// so use html where necessary.
$html = HTML::tt(fmt('%s: %s', $salutation, WikiLink($name, 'auto')), THE_END);
return $html;
}
function showForm(&$dbi, &$request, $args)
{
$action = $request->getPostURL();
$hiddenfield = HiddenInputs($request->getArgs(), '', array('action', 'page', 's', 'direction'));
$pagefilter = HTML::input(array('name' => 'page', 'value' => $args['page'], 'title' => _("Search only in these pages. With autocompletion."), 'class' => 'dropdown', 'acdropdown' => 'true', 'autocomplete_complete' => 'true', 'autocomplete_matchsubstring' => 'false', 'autocomplete_list' => 'xmlrpc:wiki.titleSearch ^[S] 4'), '');
$query = HTML::input(array('name' => 's', 'value' => $args['s'], 'title' => _("Filter by this link. These are pagenames. With autocompletion."), 'class' => 'dropdown', 'acdropdown' => 'true', 'autocomplete_complete' => 'true', 'autocomplete_matchsubstring' => 'true', 'autocomplete_list' => 'xmlrpc:wiki.titleSearch ^[S] 4'), '');
$dirsign_switch = JavaScript("\nfunction dirsign_switch() {\n var d = document.getElementById('dirsign')\n d.innerHTML = (d.innerHTML == ' => ') ? ' <= ' : ' => '\n}\n");
$dirsign = " => ";
$in = $out = array('name' => 'direction', 'type' => 'radio', 'onChange' => 'dirsign_switch()');
$out['value'] = 'out';
$out['id'] = 'dir_out';
if ($args['direction'] == 'out') {
$out['checked'] = 'checked';
}
$in['value'] = 'in';
$in['id'] = 'dir_in';
if ($args['direction'] == 'in') {
$in['checked'] = 'checked';
$dirsign = " <= ";
}
$direction = HTML(HTML::input($out), HTML::label(array('for' => 'dir_out'), _("outgoing")), HTML::input($in), HTML::label(array('for' => 'dir_in'), _("incoming")));
/*
$direction = HTML::select(array('name'=>'direction',
'onChange' => 'dirsign_switch()'));
$out = array('value' => 'out');
if ($args['direction']=='out') $out['selected'] = 'selected';
$in = array('value' => 'in');
if ($args['direction']=='in') {
$in['selected'] = 'selected';
$dirsign = " <= ";
}
$direction->pushContent(HTML::option($out, _("outgoing")));
$direction->pushContent(HTML::option($in, _("incoming")));
*/
$submit = Button('submit:search', _("LinkSearch"), false);
$instructions = _("Search in pages for links with the matching name.");
$form = HTML::form(array('action' => $action, 'method' => 'GET', 'accept-charset' => $GLOBALS['charset']), $dirsign_switch, $hiddenfield, $instructions, HTML::br(), $pagefilter, HTML::strong(HTML::tt(array('id' => 'dirsign'), $dirsign)), $query, HTML::raw(' '), $direction, HTML::raw(' '), $submit);
return $form;
}
function _start_block($header)
{
$this->_block = HTML::table(array('width' => '100%', 'class' => 'block', 'cellspacing' => 0, 'cellpadding' => 1, 'border' => 0), HTML::tr(HTML::td(array('colspan' => 2), HTML::tt($header))));
}
function _debug($tab, $msg)
{
//return ;
$where = $this->where();
$tab = str_repeat('____', $this->getDepth()) . $tab;
printXML(HTML::div("{$tab} {$msg}: at: '", HTML::tt($where), "'"));
flush();
}
function _formatMap($pagetext)
{
$map = $this->_getMap($pagetext);
if (!$map) {
return HTML::p("<No interwiki map found>");
}
// Shouldn't happen.
$mon_attr = array('class' => 'interwiki-moniker');
$url_attr = array('class' => 'interwiki-url');
$thead = HTML::thead(HTML::tr(HTML::th($mon_attr, _("Moniker")), HTML::th($url_attr, _("InterWiki Address"))));
foreach ($map as $moniker => $interurl) {
$rows[] = HTML::tr(HTML::td($mon_attr, new Cached_WikiLinkIfKnown($moniker)), HTML::td($url_attr, HTML::tt($interurl)));
}
return HTML::table(array('class' => 'interwiki-map'), $thead, HTML::tbody(false, $rows));
}
function setaclForm(&$header, $post_args, $pagehash)
{
$acl = $post_args['acl'];
//FIXME: find intersection of all pages perms, not just from the last pagename
$pages = array();
foreach ($pagehash as $name => $checked) {
if ($checked) {
$pages[] = $name;
}
}
$perm_tree = pagePermissions($name);
$table = pagePermissionsAclFormat($perm_tree, !empty($pages));
$header->pushContent(HTML::strong(_("Selected Pages: ")), HTML::tt(join(', ', $pages)), HTML::br());
$first_page = $GLOBALS['request']->_dbi->getPage($name);
$owner = $first_page->getOwner();
list($type, $perm) = pagePermissionsAcl($perm_tree[0], $perm_tree);
//if (DEBUG) $header->pushContent(HTML::pre("Permission tree for $name:\n",print_r($perm_tree,true)));
if ($type == 'inherited') {
$type = sprintf(_("page permission inherited from %s"), $perm_tree[1][0]);
} elseif ($type == 'page') {
$type = _("individual page permission");
} elseif ($type == 'default') {
$type = _("default page permission");
}
$header->pushContent(HTML::strong(_("Type") . ': '), HTML::tt($type), HTML::br());
$header->pushContent(HTML::strong(_("ACL") . ': '), HTML::tt($perm->asAclLines()), HTML::br());
$header->pushContent(HTML::p(HTML::strong(_("Description") . ': '), _("Selected Grant checkboxes allow access, unselected checkboxes deny access."), _("To ignore delete the line."), _("To add check 'Add' near the dropdown list.")));
$header->pushContent($table);
//
// display array of checkboxes for existing perms
// and a dropdown for user/group to add perms.
// disabled if inherited,
// checkbox to disable inheritance,
// another checkbox to progate new permissions to all childs (if there exist some)
//Todo:
// warn if more pages are selected and they have different perms
//$header->pushContent(HTML::input(array('name' => 'admin_setacl[acl]',
// 'value' => $post_args['acl'])));
$header->pushContent(HTML::br());
if (!empty($pages) and defined('EXPERIMENTAL') and EXPERIMENTAL) {
$checkbox = HTML::input(array('type' => 'checkbox', 'name' => 'admin_setacl[updatechildren]', 'value' => 1));
if (!empty($post_args['updatechildren'])) {
$checkbox->setAttr('checked', 'checked');
}
$header->pushContent($checkbox, _("Propagate new permissions to all subpages?"), HTML::raw(" "), HTML::em(_("(disable individual page permissions, enable inheritance)?")), HTML::br(), HTML::em(_("(Currently not working)")));
}
$header->pushContent(HTML::hr());
return $header;
}
function run($dbi, $argstr, &$request, $basepage)
{
global $WikiTheme;
$this->_supported_operators = array(':=', '<', '<=', '>', '>=', '!=', '==', '=~');
$this->_text_operators = array(':=', '==', '=~', '!=');
$args = $this->getArgs($argstr, $request);
if (empty($args['page'])) {
$args['page'] = "*";
}
if (!isset($args['s'])) {
// it might be (integer) 0
$args['s'] = "*";
}
$posted = $request->getArg("semsearch");
$form = $this->showForm($dbi, $request, $args);
if (isset($this->_norelations_warning)) {
$form->pushContent(HTML::div(array('class' => 'warning'), _("Warning:"), HTML::br(), _("No relations nor attributes in the whole wikidb defined!"), "\n", fmt("See %s", WikiLink(_("Help:SemanticRelations")))));
}
extract($args);
// for convenience and harmony we allow GET requests also.
if (!$request->isPost()) {
if ($relation or $attribute) {
// check for good GET request
} else {
return $form;
}
// nobody called us, so just display our supadupa form
}
$pagequery = $this->regex_query($page, $args['case_exact'], $args['regex']);
// we might want to check for semsearch['relations'] and semsearch['attributes'] also
if (empty($relation) and empty($attribute)) {
// so we just clicked without selecting any relation.
// hmm. check which button we clicked, before we do the massive alltogether search.
if (isset($posted['relations']) and $posted['relations']) {
$relation = '*';
} elseif (isset($posted['attributes']) and $posted['attributes']) {
$attribute = '*';
// here we have to check for invalid text operators. ignore it then
if (!in_array($attr_op, $this->_text_operators)) {
$attribute = '';
}
}
}
$searchtype = "Text";
if (!empty($relation)) {
$querydesc = $relation . "::" . $s;
$linkquery = $this->regex_query($s, $args['case_exact'], $args['regex']);
$relquery = $this->regex_query($relation, $args['case_exact'], $args['regex']);
$links = $dbi->linkSearch($pagequery, $linkquery, 'relation', $relquery);
$pagelist = new PageList($info, $exclude, $args);
$pagelist->_links = array();
while ($link = $links->next()) {
$pagelist->addPage($link['pagename']);
$pagelist->_links[] = $link;
}
// default (=empty info) wants all three. but we want to be able to override this.
// $pagelist->_columns_seen is the exploded info
if (!$info or $info and isset($pagelist->_columns_seen['relation'])) {
$pagelist->addColumnObject(new _PageList_Column_SemanticSearch_relation('relation', _("Relation"), $pagelist));
}
if (!$args['info'] or $args['info'] and isset($pagelist->_columns_seen['linkto'])) {
$pagelist->addColumnObject(new _PageList_Column_SemanticSearch_link('linkto', _("Link"), $pagelist));
}
}
// can we merge two different pagelist?
if (!empty($attribute)) {
$relquery = $this->regex_query($attribute, $args['case_exact'], $args['regex']);
if (!in_array($attr_op, $this->_supported_operators)) {
return HTML($form, $this->error(fmt("Illegal operator: %s", HTML::tt($attr_op))));
}
$s_base = preg_replace("/,/", "", $s);
$units = new Units();
if (!is_numeric($s_base)) {
$s_base = $units->basevalue($s_base);
$is_numeric = is_numeric($s_base);
} else {
$is_numeric = true;
}
// check which type to search with:
// at first check if forced text matcher
if ($attr_op == '=~') {
if ($s == '*') {
$s = '.*';
}
// help the poor user. we need pcre syntax.
$linkquery = new TextSearchQuery("{$s}", $args['case_exact'], 'pcre');
$querydesc = "{$attribute} {$attr_op} {$s}";
} elseif ($is_numeric) {
// do comparison with numbers
/* We want to search for multiple attributes also. linkSearch can do this.
* But we have to construct the query somehow. (that's why we try the AND OR dhtml)
* population < 1 million AND area > 50 km2
* Here we check only for one attribute per page.
* See SemanticSearchAdvanced for the full expression.
*/
// it might not be the best idea to use '*' as variable to expand. hmm.
if ($attribute == '*') {
$attribute = '_star_';
}
$searchtype = "Numeric";
$query = $attribute . " " . $attr_op . " " . $s_base;
$linkquery = new SemanticAttributeSearchQuery($query, $attribute, $units->baseunit($s));
if ($attribute == '_star_') {
$attribute = '*';
}
$querydesc = $attribute . " " . $attr_op . " " . $s;
// no number or unit: check other text matchers or '*' MATCH_ALL
} elseif (in_array($attr_op, $this->_text_operators)) {
if ($attr_op == '=~') {
if ($s == '*') {
$s = '.*';
}
// help the poor user. we need pcre syntax.
$linkquery = new TextSearchQuery("{$s}", $args['case_exact'], 'pcre');
} else {
$linkquery = $this->regex_query($s, $args['case_exact'], $args['regex']);
}
$querydesc = "{$attribute} {$attr_op} {$s}";
// should we fail or skip when the user clicks on Relations?
} elseif (isset($posted['relations']) and $posted['relations']) {
$linkquery = false;
// skip
} else {
$querydesc = $attribute . " " . $attr_op . " " . $s;
return HTML($form, $this->error(fmt("Only text operators can be used with strings: %s", HTML::tt($querydesc))));
}
if ($linkquery) {
$links = $dbi->linkSearch($pagequery, $linkquery, 'attribute', $relquery);
if (empty($relation)) {
$pagelist = new PageList($args['info'], $args['exclude'], $args);
$pagelist->_links = array();
}
while ($link = $links->next()) {
$pagelist->addPage($link['pagename']);
$pagelist->_links[] = $link;
}
// default (=empty info) wants all three. but we want to override this.
if (!$args['info'] or $args['info'] and isset($pagelist->_columns_seen['attribute'])) {
$pagelist->addColumnObject(new _PageList_Column_SemanticSearch_relation('attribute', _("Attribute"), $pagelist));
}
if (!$args['info'] or $args['info'] and isset($pagelist->_columns_seen['value'])) {
$pagelist->addColumnObject(new _PageList_Column_SemanticSearch_link('value', _("Value"), $pagelist));
}
}
}
if (!isset($pagelist)) {
$querydesc = _("<empty>");
$pagelist = new PageList();
}
if (!$noheader) {
// We put the form into the caption just to be able to return one pagelist object,
// and to still have the convenience form at the top. we could workaround this by
// putting the form as WikiFormRich into the actionpage. but thid doesnt look as
// nice as this here.
$pagelist->setCaption(HTML($noform ? '' : HTML($form, HTML::hr()), fmt("Semantic %s Search Result for \"%s\" in pages \"%s\"", $searchtype, $querydesc, $page)));
}
return $pagelist;
}
function _lines($lines, $class, $prefix = false, $elem = false)
{
if (!$prefix) {
$prefix = HTML::raw(' ');
}
$div = HTML::div(array('class' => 'difftext'));
foreach ($lines as $line) {
if ($elem) {
$line = new HtmlElement($elem, $line);
}
$div->pushContent(HTML::div(array('class' => $class), HTML::tt(array('class' => 'prefix'), $prefix), $line, HTML::raw(' ')));
}
$this->_block->pushContent($div);
}
function showWatchList($pagelist)
{
return HTML::strong(HTML::tt(empty($pagelist) ? _("<empty>") : $pagelist));
}
function setaclForm(&$header, $pagehash)
{
$pages = array();
foreach ($pagehash as $name => $checked) {
if ($checked) {
$pages[] = $name;
}
}
$header->pushContent(HTML::strong(_("Selected Pages: ")), HTML::tt(join(', ', $pages)), HTML::br());
return $header;
}
function pagePermissionsSimpleFormat($perm_tree, $owner, $group = false)
{
list($type, $perm) = pagePermissionsAcl($perm_tree[0], $perm_tree);
/*
$type = $perm_tree[0];
$perm = pagePermissionsAcl($perm_tree);
if (is_object($perm_tree[1]))
$perm = $perm_tree[1];
elseif (is_array($perm_tree[1])) {
$perm_tree = pagePermissionsSimpleFormat($perm_tree[1],$owner,$group);
if (isa($perm_tree[1],'pagepermission'))
$perm = $perm_tree[1];
elseif (isa($perm_tree,'htmlelement'))
return $perm_tree;
}
*/
if ($type == 'page') {
return HTML::tt(HTML::strong($perm->asRwxString($owner, $group)));
} elseif ($type == 'default') {
return HTML::tt($perm->asRwxString($owner, $group));
} elseif ($type == 'inherited') {
return HTML::tt(array('class' => 'inherited', 'style' => 'color:#aaa;'), $perm->asRwxString($owner, $group));
}
}
function tex2png($text)
{
// the name of the png cached file
$imagename = md5($text) . ".png";
$url = $this->imagepath . "/{$imagename}";
if (!file_exists($url)) {
if (is_writable($this->imagepath)) {
$texfile = $this->imagepath . "/temp.tex";
$this->createTexFile($texfile, $text);
$this->createPngFile($this->imagepath, $imagename);
} else {
$error_html = _("TeX directory not writable.");
trigger_error($error_html, E_USER_NOTICE);
}
}
// there is always something in the html page
// even if the tex directory doesn't exist
// or mathematical expression is wrong
switch ($this->isMathExp($text)) {
case 0:
// not a mathematical expression
$html = HTML::tt(array('class' => 'tex', 'style' => 'color:red;'), $text);
break;
case 1:
// an inlined mathematical expression
$html = HTML::img(array('class' => 'tex', 'src' => $url, 'alt' => $text));
break;
case 2:
// mathematical expression on separate line
$html = HTML::img(array('class' => 'tex', 'src' => $url, 'alt' => $text));
$html = HTML::div(array('align' => 'center'), $html);
break;
default:
break;
}
return $html;
}
