99 lines
2.5 KiB
PHP
99 lines
2.5 KiB
PHP
<?php
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namespace dokuwiki\File;
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/**
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* Creates an absolute page ID from a relative one
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*/
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class PageResolver extends Resolver
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{
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/**
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* Resolves a given ID to be absolute
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*
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* This handles all kinds of relative shortcuts, startpages and autoplurals
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* @inheritDoc
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*/
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public function resolveId($id, $rev = '', $isDateAt = false)
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{
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global $conf;
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// pages may have a hash attached, we separate it on resolving
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if (strpos($id, '#') !== false) {
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list($id, $hash) = explode('#', $id, 2);
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$hash = cleanID($hash);
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} else {
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$hash = '';
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}
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if ($id !== '') {
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$id = parent::resolveId($id, $rev, $isDateAt);
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$id = $this->resolveStartPage($id, $rev, $isDateAt);
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if ($conf['autoplural']) {
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$id = $this->resolveAutoPlural($id, $rev, $isDateAt);
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}
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} else {
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$id = $this->contextID;
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}
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$id = cleanID($id); // FIXME always? or support parameter
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// readd hash if any
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if ($hash !== '') $id .= "#$hash";
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return $id;
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}
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/**
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* IDs ending in :
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*
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* @param string $id
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* @param string|int|false $rev
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* @param bool $isDateAt
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* @return string
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*/
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protected function resolveStartPage($id, $rev, $isDateAt)
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{
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global $conf;
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if ($id[-1] !== ':') return $id;
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if (page_exists($id . $conf['start'], $rev, true, $isDateAt)) {
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// start page inside namespace
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return $id . $conf['start'];
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} elseif (page_exists($id . noNS(cleanID($id)), $rev, true, $isDateAt)) {
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// page named like the NS inside the NS
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return $id . noNS(cleanID($id));
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} elseif (page_exists(substr($id, 0, -1), $rev, true, $isDateAt)) {
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// page named like the NS outside the NS
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return substr($id, 0, -1);
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}
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// fall back to default start page
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return $id . $conf['start'];
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}
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/**
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* Try alternative plural/singular form
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*
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* @param string $id
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* @param int $rev
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* @param bool $isDateAt
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* @return string
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*/
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protected function resolveAutoPlural($id, $rev, $isDateAt)
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{
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if (page_exists($id, $rev, $isDateAt)) return $id;
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if ($id[-1] === 's') {
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$try = substr($id, 0, -1);
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} else {
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$try = $id . 's';
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}
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if (page_exists($try, $rev, true, $isDateAt)) {
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return $try;
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}
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return $id;
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}
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}
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