如何使用php生成sitemap

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class SiteMapController extends Controller {    /**     * ==============================================XML 格式===========================================================                                                        http://www.yoursite.com/yoursite.html                2009-12-14                daily                0.8                                http://www.yoursite.com/yoursite2.html        2010-05-01        daily        0.8                     */    private function cateModel(){ return new Cate(); }    private function articleModel(){ return new Article(); }    /**     *     */    public function createSiteMap(){        $allUrlData = array_merge($this->mastUrl(),$this->getADList(),$this->getArticleList(),$this->getCateList());//        prt(count($allUrlData));        $allUrlData = array_unique($allUrlData, SORT_REGULAR);//        prt(count($allUrlData));        $this->createSiteMapXML($allUrlData);//        $this->createSiteMapTxt($allUrlData);        $this->createSiteMapHtml($allUrlData);    }    /**     * @return array     */    private function mastUrl(){        return [];    }    /**     * 广告数据     */    private function getADList(){        $adPosList = $this->adModel()->adPosUrlList();        $adInfoList = $this->adModel()->adInfoUrlList();        $adUrlList =  array_merge($adPosList,$adInfoList);        array_walk($adUrlList,function (&$val){ $val['weight'] = 0.8; });        return $adUrlList;    }    /**     * 文章数据     */    private function getArticleList(){        $articleUrlList = $this->articleModel()->articleUrlList();        $articleTagUrlList = $this->articleModel()->articleTagUrlList();        $articleUrlList =  array_merge($articleUrlList,$articleTagUrlList);        array_walk($articleUrlList,function (&$val){ $val['weight'] = 0.8; });        return $articleUrlList;    }    /**     * 栏目数据     */    private function getCateList(){        $cateUrlList = $this->cateModel()->cateUrlList();        array_walk($cateUrlList,function (&$val){ $val['weight'] = 0.8; });        return $cateUrlList;    }    /**     * @param $allUrlData     */    private function createSiteMapXML($allUrlData){        if (!$allUrlData){return false;}        $xmlTemplate = "\n";        $xmlTemplate .= "\n";        foreach ($allUrlData as $val){            $xmlTemplate .= "\n";            if(mb_strpos($val['url'],'&') !== false){                $val['url'] = str_replace('&','&',$val['url']);            }            $xmlTemplate .= "".$val['url']."\n";            $xmlTemplate .= "".date('Y-m-d')."\n";            $xmlTemplate .= "daily\n";            $xmlTemplate .= "".$val['weight']."\n";            $xmlTemplate .= "\n";        }        $xmlTemplate .= "\n";        $siteMapXML = fopen("sitemap.xml", "w+") or die("无法写入sitemap.xml");        fwrite($siteMapXML, $xmlTemplate);        fclose($siteMapXML);    }    private function createSiteMapTxt($allUrlData){        if (!$allUrlData){return false;}        $txtTemplate = '';        foreach ($allUrlData as $val){            $txtTemplate .= $val['url']."\n";        }        $siteMapTxt = fopen("sitemap.txt", "w+") or die("无法写入sitemap.txt");        fwrite($siteMapTxt, chr(0xEF).chr(0xBB).chr(0xBF));        fwrite($siteMapTxt, $txtTemplate);        fclose($siteMapTxt);    }    private function createSiteMapHtml($allUrlData){        if (!$allUrlData){return false;}        $xmlTemplate = "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "\n";        $xmlTemplate .= "
\n";        foreach ($allUrlData as $val){            $xmlTemplate .= "
".$val['name']."
\n";        }        $xmlTemplate .= "
\n";        $xmlTemplate .= "\n";        $siteMapXML = fopen("sitemap.html", "w+") or die("无法写入sitemap.html");        fwrite($siteMapXML, $xmlTemplate);        fclose($siteMapXML);    }}

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