oxseoencodercategory.php

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<?php

class oxSeoEncoderCategory extends oxSeoEncoder
{

    protected $_aCatCache = array();

    protected function _getUrlExtension()
    {
        return '/';
    }

    protected function _categoryUrlLoader($oCat, $iLang)
    {
        $sSeoUrl = false;

        $sCacheId = $this->_getCategoryCacheId($oCat, $iLang);
        if (isset($this->_aCatCache[$sCacheId])) {
            $sSeoUrl = $this->_aCatCache[$sCacheId];
        } elseif (($sSeoUrl = $this->_loadFromDb('oxcategory', $oCat->getId(), $iLang))) {
            // caching
            $this->_aCatCache[$sCacheId] = $sSeoUrl;
        }

        return $sSeoUrl;
    }

    private function _getCategoryCacheId($oCat, $iLang)
    {
        return $oCat->getId() . '_' . ((int) $iLang);
    }

    public function getCategoryUri($oCat, $iLang = null, $blRegenerate = false)
    {
        startProfile(__FUNCTION__);
        $sCatId = $oCat->getId();

        // skipping external category URLs
        if ($oCat->oxcategories__oxextlink->value) {
            $sSeoUrl = null;
        } else {
            // not found in cache, process it from the top
            if (!isset($iLang)) {
                $iLang = $oCat->getLanguage();
            }

            $aCacheMap = array();
            $aStdLinks = array();

            while ($oCat && !($sSeoUrl = $this->_categoryUrlLoader($oCat, $iLang))) {

                if ($iLang != $oCat->getLanguage()) {
                    $sId = $oCat->getId();
                    $oCat = oxNew('oxcategory');
                    $oCat->loadInLang($iLang, $sId);
                }

                // prepare oCat title part
                $sTitle = $this->_prepareTitle($oCat->oxcategories__oxtitle->value, false, $oCat->getLanguage());

                foreach (array_keys($aCacheMap) as $id) {
                    $aCacheMap[$id] = $sTitle . '/' . $aCacheMap[$id];
                }

                $aCacheMap[$oCat->getId()] = $sTitle;
                $aStdLinks[$oCat->getId()] = $oCat->getBaseStdLink($iLang);

                // load parent
                $oCat = $oCat->getParentCategory();
            }

            foreach ($aCacheMap as $sId => $sUri) {
                $this->_aCatCache[$sId . '_' . $iLang] = $this->_processSeoUrl($sSeoUrl . $sUri . '/', $sId, $iLang);
                $this->_saveToDb('oxcategory', $sId, $aStdLinks[$sId], $this->_aCatCache[$sId . '_' . $iLang], $iLang);
            }

            $sSeoUrl = $this->_aCatCache[$sCatId . '_' . $iLang];
        }

        stopProfile(__FUNCTION__);

        return $sSeoUrl;
    }


    public function getCategoryPageUrl($oCategory, $iPage, $iLang = null, $blFixed = null)
    {
        if (!isset($iLang)) {
            $iLang = $oCategory->getLanguage();
        }
        $sStdUrl = $oCategory->getBaseStdLink($iLang) . '&amp;pgNr=' . $iPage;
        $sParams = (int) ($iPage + 1);

        $sStdUrl = $this->_trimUrl($sStdUrl, $iLang);
        $sSeoUrl = $this->getCategoryUri($oCategory, $iLang) . $sParams . "/";

        if ($blFixed === null) {
            $blFixed = $this->_isFixed('oxcategory', $oCategory->getId(), $iLang);
        }

        return $this->_getFullUrl($this->_getPageUri($oCategory, 'oxcategory', $sStdUrl, $sSeoUrl, $sParams, $iLang, $blFixed), $iLang);
    }

    public function getCategoryUrl($oCategory, $iLang = null)
    {
        $sUrl = '';
        if (!isset($iLang)) {
            $iLang = $oCategory->getLanguage();
        }
        // category may have specified url
        if (($sSeoUrl = $this->getCategoryUri($oCategory, $iLang))) {
            $sUrl = $this->_getFullUrl($sSeoUrl, $iLang);
        }

        return $sUrl;
    }

    public function markRelatedAsExpired($oCategory)
    {
        $oDb = oxDb::getDb();
        $sIdQuoted = $oDb->quote($oCategory->getId());

        // select it from table instead of using object carrying value
        // this is because this method is usually called inside update,
        // where object may already be carrying changed id
        $aCatInfo = $oDb->getAll("select oxrootid, oxleft, oxright from oxcategories where oxid = $sIdQuoted limit 1");
        $sCatRootIdQuoted = $oDb->quote($aCatInfo[0][0]);

        // update sub cats
        $sQ = "update oxseo as seo1, (select oxid from oxcategories where oxrootid={$sCatRootIdQuoted} and oxleft > " . ((int) $aCatInfo[0][1]) . " and oxright < " . ((int) $aCatInfo[0][2]) . ") as seo2 set seo1.oxexpired = '1' where seo1.oxtype = 'oxcategory' and seo1.oxobjectid = seo2.oxid";
        $oDb->execute($sQ);

        // update subarticles
        $sQ = "update oxseo as seo1, (select o2c.oxobjectid as id from oxcategories as cat left join oxobject2category as o2c on o2c.oxcatnid=cat.oxid where cat.oxrootid={$sCatRootIdQuoted} and cat.oxleft >= " . ((int) $aCatInfo[0][1]) . " and cat.oxright <= " . ((int) $aCatInfo[0][2]) . ") as seo2 set seo1.oxexpired = '1' where seo1.oxtype = 'oxarticle' and seo1.oxobjectid = seo2.id";
        $oDb->execute($sQ);
    }


    public function onDeleteCategory($oCategory)
    {
        $oDb = oxDb::getDb();
        $sIdQuoted = $oDb->quote($oCategory->getId());
        $oDb->execute("update oxseo, (select oxseourl from oxseo where oxobjectid = $sIdQuoted and oxtype = 'oxcategory') as test set oxseo.oxexpired=1 where oxseo.oxseourl like concat(test.oxseourl, '%') and (oxtype = 'oxcategory' or oxtype = 'oxarticle')");
        $oDb->execute("delete from oxseo where oxseo.oxtype = 'oxarticle' and oxseo.oxparams = $sIdQuoted");
        $oDb->execute("delete from oxseo where oxobjectid = $sIdQuoted and oxtype = 'oxcategory'");
        $oDb->execute("delete from oxobject2seodata where oxobjectid = $sIdQuoted");
    }

    protected function _getAltUri($sObjectId, $iLang)
    {
        $sSeoUrl = null;
        $oCat = oxNew("oxcategory");
        if ($oCat->loadInLang($iLang, $sObjectId)) {
            $sSeoUrl = $this->getCategoryUri($oCat, $iLang);
        }

        return $sSeoUrl;
    }
}