68 lines
1.8 KiB
PHP
68 lines
1.8 KiB
PHP
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<?php
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class main_manual_getNavLinks {
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function main_manual_getNavLinks($lib) {
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$this->lib = $lib;
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$this->db = $this->lib->game->db;
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}
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function run($pageId) {
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// Get the version, language and parent section for the page
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$q = $this->db->query("SELECT version,lang,in_section,after_section FROM man_section WHERE id=$pageId");
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if (!($q && dbCount($q) == 1)) {
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return null;
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}
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list($version,$lang,$parent,$after) = dbFetchArray($q);
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// Get the manual's root node identifier
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$q = $this->db->query("SELECT id FROM man_section WHERE version='$version' AND lang='$lang' AND in_section IS NULL");
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if (!($q && dbCount($q) == 1)) {
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return null;
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}
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list($rootId) = dbFetchArray($q);
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// Get the root node's first page
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$q = $this->db->query("SELECT id FROM man_section WHERE in_section=$rootId AND after_section=$rootId AND is_page");
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if (!($q && dbCount($q) == 1)) {
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return null;
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}
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list($fPage) = dbFetchArray($q);
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// Get identifiers
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$rv = array($pageId == $fPage ? null : $fPage);
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$rv[1] = ($parent == $rootId) ? (is_null($rv[0]) ? null : $rv[0]) : $parent;
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$rv[2] = ($after == $rootId) ? null : $after;
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$q = $this->db->query("SELECT id FROM man_section WHERE is_page AND after_section=$pageId");
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if ($q && dbCount($q) == 1) {
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list($rv[3]) = dbFetchArray($q);
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} else {
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$rv[3] = null;
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}
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// Get names
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$nnl = array();
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for ($i=0;$i<4;$i++) {
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if (!is_null($rv[$i])) {
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array_push($nnl, $rv[$i]);
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}
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}
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if (count($nnl)) {
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$q = $this->db->query("SELECT id,name FROM man_section WHERE id IN (" . join(',', array_unique($nnl)) . ")");
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$l = array();
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while ($r = dbFetchArray($q)) {
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$l[$r[0]] = $r[1];
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}
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for ($i=0;$i<4;$i++) {
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if (!is_null($rv[$i])) {
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$rv[$i] = $l[$rv[$i]];
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}
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}
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}
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return $rv;
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}
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}
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?>
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