westdc-zf1/application/default/controllers/MetadataController.php

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PHP
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2009-03-06 03:20:46 +00:00
<?php
class MetadataController extends Zend_Controller_Action
{
function __call($id, $arguments)
{
Zend_Debug::dump($arguments,'argu');
Zend_Debug::dump($id,'id');
$this->_helper->viewRenderer->setNoRender();
$this->_helper->layout->disableLayout();
}
function postDispatch()
{
$this->view->config = Zend_Registry::get('config');
}
function indexAction()
{
$md = new MetadataTable();
$db=$md->getAdapter();
//序列
$state=$db->query('select s.id,name,count(*) from series s,dataseries d where d.sid=s.id group by s.id,s.name');
$this->view->serie=$state->fetchAll();
//分类
$state=$db->query('select c.code,name,name_zh,count(*) from category c,categorycode cc where c.code=cc.code group by c.code,cc.name,cc.name_zh');
$this->view->category=$state->fetchAll();
//关键词
$state=$db->query('select keyword,count(*),keytype from keyword group by keyword,keytype order by keytype,count desc');
$this->view->keywords=$state->fetchAll();
//最新10个入库数据
$state=$db->query('select id,title from metadata order by id desc limit 10');
$this->view->metadata = $state->fetchAll();
//特色数据
//其他连接
}
/*
* 数据浏览
*/
function browseAction()
{
$md=new MetadataTable();
$db=$md->getAdapter();
$page=(int)$this->_request->getParam('page');
if (empty($page)) $page=1;
$limit=10;
$offset=$limit*($page-1);
$state=$db->query('select count(*) from metadata');
$row=$state->fetchAll();
$sum=$row[0]['count'];
$select=$db->select();
$select->from('metadata','*')->order('id desc')->limitPage($page,$limit);
$this->view->metadata = $db->fetchAll($select);
$this->view->page=new Pagination($sum,$page,$limit);
}
function tagAction()
{
$id = (int)$this->_request->getParam('id');
$key = $this->_request->getParam('key');
$md=new KeywordTable();
$db=$md->getAdapter();
$state=$db->query('select keyword,count(*),keytype from keyword group by keyword,keytype order by keytype,count desc');
$this->view->keywords=$state->fetchAll();
if ($id>0 or !empty($key)) {
if (empty($key)) {
$where=$db->quoteInto('id = ?',$id);
$row=$md->fetchRow($where);
$key=$row->name;
}
$this->view->codename=$key;
$sql=$db->quoteInto('select m.* from metadata m,keyword k where m.id=k.id and k.keyword=?',$key);
$state=$db->query($sql);
$this->view->metadata=$state->fetchAll();
}
}
/*
* 数据集序列浏览
*/
function seriesAction()
{
$id = (int)$this->_request->getParam('id');
$md=new SeriesTable();
$db=$md->getAdapter();
$state=$db->query('select s.id,name,count(*) from series s,dataseries d where d.sid=s.id group by s.id,s.name');
$this->view->serie=$state->fetchAll();
if ($id>0) {
$where=$db->quoteInto('id = ?',$id);
$row=$md->fetchRow($where);
$this->view->codename=$row->name;
$sql='select m.* from metadata m,dataseries d where m.id=d.id and d.sid=?';
$state=$db->query($sql,array($id));
$this->view->metadata = $state->fetchAll();
} else {
//提供全部数据集序列列表
}
}
/*
* 分类浏览模式
*/
function categoryAction()
{
$code = (int)$this->_request->getParam('code');
$md=new CategoryCodeTable();
$db=$md->getAdapter();
$state=$db->query('select c.code,name,name_zh,count(*) from category c,categorycode cc where c.code=cc.code group by c.code,cc.name,cc.name_zh');
$this->view->category=$state->fetchAll();
if ($code>0 && $code<20) {
$where=$db->quoteInto('code = ?',$code);
$row=$md->fetchRow($where);
$this->view->codename=(empty($row->name_zh)?$row->name:$row->name_zh);
$sql='select m.* from metadata m,category c where m.id=c.id and c.code=?';
$state=$db->query($sql,array($code));
$this->view->metadata = $state->fetchAll();
} else {
//提供全部分类列表
}
}
/*
* 时间浏览方式
* todo:实现xml的缓存
*/
function timelineAction()
{
$dateformat="D M j Y G:i:s O";
$md = new MetadataTable();
$db=$md->getAdapter();
$state=$db->query('select id,title,description,timebegin,timeend from metadata where timebegin is not null');
$rows=$state->fetchAll();
$timexml='<data>';
foreach($rows as $row) {
$timexml.='<event start="'.date($dateformat,strtotime($row['timebegin'])).'" ';
if ($row['timeend']!='') $timexml.=' end="'.date($dateformat,strtotime($row['timeend'])).'" ';
$timexml.= ' title="'.$row['title'].'" image="/images/westdc_40w.gif" link="/metadata/view/id/'.$row['id'].'">'.$row['description'].'</event>';
}
$timexml.='</data>';
$fp=fopen('time.xml','w');
fwrite($fp,$timexml);
fclose($fp);
$this->_helper->layout->disableLayout();
}
/*
* todo:空间浏览
*/
function mapAction()
{
//use json & openlayers?
$id=(int)$this->_request->getParam('id');
if ($id>0) $this->view->params="/id/$id";
}
/*
* 产生geojson数据
*/
function jsonAction()
{
$md=new MetadataTable();
$db=$md->getAdapter();
$id = (int)$this->_request->getParam('id');
$where='';
if (!empty($id)) { $where=' where id='.$id; }
$sql='select id,west,south,north,east,title from metadata'.$where;
$state=$db->query($sql);
$rows=$state->fetchAll();
$geomd=new GeoMetaData();
foreach($rows as $row){
if ($id)
$box=new GeoBox($row['west'],$row['south'],$row['east'],$row['north']);
else
$box=new GeoBoxLine($row['west'],$row['south'],$row['east'],$row['north']);
$feature=new Geofeature();
$feature->id=$row['id'];
$feature->addProperties('title',$row['title']);
$feature->geometry=$box;
$geomd->addFeature($feature);
}
$this->_helper->json($geomd);
}
/*
* 返回XML源文件
*/
function xmlAction()
{
$id=(int)$this->_request->getParam('id');
$xml=new XmlTable();
$db=$xml->getAdapter();
$where=$db->quoteInto('id=?',$id);
$order='id desc';
$row=$xml->fetchRow($where,$order);
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender();
$this->getResponse()->setHeader('Content-Type', 'text/xml')
->setBody($row->data);
}
function detailAction()
{
$id=(int)$this->_request->getParam('id');
$xml=new XmlTable();
$db=$xml->getAdapter();
$where=$db->quoteInto('id=?',$id);
$order='id desc';
$row=$xml->fetchRow($where,$order);
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender();
//Zend_Debug::dump($row->data,'xml');
$this->getResponse()->setHeader('Content-Type', 'text/xml')
->setBody($row->data);
}
/*
* todo: search
*/
function searchAction()
{
$md=new MetadataTable();
$db=$md->getAdapter();
$page=(int)$this->_request->getParam('page');
if (empty($page)) $page=1;
$limit=10;
$offset=$limit*($page-1);
$key=$this->_request->getParam('key');
$searchtype=$this->_request->getParam('type');
if (!empty($key)) {
$sql=$db->quoteInto('select count(*) from metadata where title ilike ? or description ilike ?','%'.$key.'%','%'.$key.'%');
$state=$db->query($sql);
$row=$state->fetchAll();
$sum=$row[0]['count'];
$select=$db->select();
$select->from('metadata','*')->where('title ilike ? or description ilike ?','%'.$key.'%','%'.$key.'%')->order('id desc')->limit($limit,$offset);
$this->view->metadata = $db->fetchAll($select);
$this->view->page=new Pagination($sum,$page);
$this->view->key=$key;
} else if (!empty($searchtype)) {
//form
//实现高级搜索的viewRender?
}
}
/*
* todo: 高级搜索
*/
function advancesearchAction()
{
$md=new MetadataTable();
$db=$md->getAdapter();
$page=(int)$this->_request->getParam('page');
if (empty($page)) $page=1;
$limit=10;
$offset=$limit*($page-1);
$key=$this->_request->getParam('key');
$searchtype=$this->_request->getParam('type');
if (!empty($key)) {
$sql=$db->quoteInto('select count(*) from metadata where title ilike ? or description ilike ?','%'.$key.'%','%'.$key.'%');
$state=$db->query($sql);
$row=$state->fetchAll();
$sum=$row[0]['count'];
$select=$db->select();
$select->from('metadata','*')->where('title ilike ? or description ilike ?','%'.$key.'%','%'.$key.'%')->order('id desc')->limit($limit,$offset);
$this->view->metadata = $db->fetchAll($select);
$this->view->page=new Pagination($sum,$page);
$this->view->key=$key;
}
}
/*
* 根据id或uuid来查看元数据
*/
function viewAction()
{
$md=new MetadataTable();
$db=$md->getAdapter();
$id = (int)$this->_request->getParam('id');
if (empty($id)) {
$uuid = (int)$this->_request->getParam('uuid');
if (empty($uuid)) $this->_redirect('/metadata');
$where=$db->quoteInto('uuid = ?',$uuid);
$row=$md->fetchRow($where);
} else {
$where=$db->quoteInto('id = ?',$id);
$row=$md->fetchRow($where);
}
if (!$row) $this->_redirect('/metadata');
$id=$row->id;
$this->view->metadata=$row;
$where=$db->quoteInto('id= ?',$id);
$order='keytype';
$keyt=new KeywordTable();
$this->view->keys=$keyt->fetchAll($where,$order);
$sql='select c.code,cc.name,cc.name_zh from category c,categorycode cc where c.code=cc.code and c.id= ?';
$state=$db->query($sql,array($id));
$this->view->category=$state->fetchAll();
$sql='select s.name from dataseries d, series s where d.sid=s.id and d.id= ?';
$state=$db->query($sql,array($id));
$this->view->series=$state->fetchAll();
//metadata,keyword,series,category,
}
/*
* 删除元数据,删除前有确认
*/
function deleteAction()
{
if ($this->_request->isPost()) {
$id = (int)$this->_request->getPost('id');
$del = $this->_request->getPost('del');
if ($del == 'Yes' && $id > 0) {
$md = new MetadataTable();
$where = 'id = ' . $id;
$md->delete($where);
}
$this->_redirect('/metadata');
} else {
$id = (int)$this->_request->getParam('id');
if ($id > 0) {
$mdt = new MetadataTable();
$this->view->md = $mdt->fetchRow('id='.$id);
}
}
}
/*
* 查看数据缩略图
*/
function thumbAction()
{
$id = (int)$this->_request->getParam('id');
if ($id>0) {
$md=new ThumbnailTable();
$this->view->thumb=$md->fetchRow('id='.$id);
$this->_helper->layout->disableLayout();
}
}
/*
* 导入本地元数据
*/
function importAction()
{
$md=new MetadataTable();
$thumb=new ThumbnailTable();
$xmlt=new XmlTable();
$cgt=new CategoryTable();
$cgct=new CategoryCodeTable();
$keyt=new KeywordTable();
$dst=new DatasetSeriesTable();
$seriestable=new SeriesTable();
if ($this->_request->isPost()) {
foreach ($_FILES["xmlfile"]["error"] as $key => $error) {
if ($error == UPLOAD_ERR_OK) {
$tmp_name = $_FILES["xmlfile"]["tmp_name"][$key];
$name = $_FILES["xmlfile"]["name"][$key];
$fp = fopen($tmp_name, "rb");
$xml=fread($fp, filesize($tmp_name));
fclose($fp);
$this->import($xml);
/*
$iso=new ISO19115();
$iso->load($tmp_name);
$row=$md->createRow();
$trow=$thumb->createRow();
$row->uuid=$iso->uuid;
$row->title=$iso->resTitle;
$row->description=$iso->idAbs;
$row->timebegin=$iso->timebegin;
$row->timeend=$iso->timeend;
$row->west=$iso->geoBox['w'];
$row->south=$iso->geoBox['s'];
$row->north=$iso->geoBox['n'];
$row->east=$iso->geoBox['e'];
try {
$id=$row->save();
//处理缩略图
if (!empty($iso->thumbnail)) {
$trow->id=$id;
$trow->data=$iso->thumbnail;
$trow->save();
}
//todo:处理关键词
//1:N relation
foreach($iso->keyword as $keytype=>$keys)
{
foreach($keys as $key)
{
$row=$keyt->createRow();
$row->id=$id;
$row->keyword=$key;
$row->keytype=$keytype;
$row->save();
}
}
//todo:处理数据集序列
//M:N relation
$db=$seriestable->getAdapter();
foreach($iso->datasetSeries as $ds)
{
$where=$db->quoteInto('name = ?',$ds['seriesName']);
$trow=$seriestable->fetchRow($where);
if ($trow)
$sid=$trow->id;
else {
$trow=$seriestable->createRow();
$trow->name=$ds['seriesName'];
$sid=$trow->save();
}
$row=$dst->createRow();
$row->id=$id;
$row->sid=$sid;
$row->save();
}
//处理XML入库
$row=$xmlt->createRow();
$row->id=$id;
$row->data=$xml;
$row->save();
//处理数据分类
foreach($iso->tpCat as $cat){
if (is_numeric($cat)) {
$row=$cgt->createRow();
$row->id=$id;
$row->code=(int)$cat;
$row->save();
} else {
//是字符串geonetwork会采用这种模式
//从categorycode表中查找其对应的code
$where=$db->quoteInto('name= ?',trim($cat));
$trow=$cgct->fetchRow($where);
if ($trow) {
$row=$cgt->createRow();
$row->id=$id;
$row->code=$trow->code;
$row->save();
}
//$db=$cgt->getAdapter();
//$sql="insert into category (id,code) values($id,(select code from categorycode where name='$cat'))";
//$db->query($sql);
}
}
} catch (Exception $e) {
//数据重复插入,此处忽略所有错误
}
$fp=fopen('../data/import/$iso->uuid','w');
fwrite($fp,$iso->saveXML());
fclose($fp);
*/
//采用UUID为文件名
//move_uploaded_file($tmp_name, "../data/import/$name");
}//end if
}//foreach
$this->_redirect('/metadata');
} else {
//do nothing now.
}
}
/*
* 批量处理元数据(元数据保存在服务器的一个目录上)
*/
function batchimportAction()
{
if ($this->_request->isPost()) {
$dir = $this->_request->getPost('directory');
$subdir = $this->_request->getPost('subdir');
$xmlfiles=$this->ls($dir,"*.xml");
foreach($xmlfiles as $xmlfile)
{
$fp=fopen($dir.'/'.$xmlfile,'rb');
$xml=fread($fp,filesize($dir.'/'.$xmlfile));
fclose($fp);
$this->import($xml);
}
$this->_redirect('/metadata');
}
}
/*
* 保存XML数据到数据库
*/
private function import($xml)
{
$iso=new ISO19115();
$iso->loadXML($xml);
$md=new MetadataTable();
$thumb=new ThumbnailTable();
$xmlt=new XmlTable();
$cgt=new CategoryTable();
$cgct=new CategoryCodeTable();
$keyt=new KeywordTable();
$dst=new DatasetSeriesTable();
$seriestable=new SeriesTable();
//save metadata
$row=$md->createRow();
$trow=$thumb->createRow();
$row->uuid=$iso->uuid;
$row->title=$iso->resTitle;
$row->description=$iso->idAbs;
$row->timebegin=$iso->timebegin;
$row->timeend=$iso->timeend;
$row->west=$iso->geoBox['w'];
$row->south=$iso->geoBox['s'];
$row->north=$iso->geoBox['n'];
$row->east=$iso->geoBox['e'];
try {
$id=$row->save();
//处理缩略图
if (!empty($iso->thumbnail)) {
$trow->id=$id;
$trow->data=$iso->thumbnail;
$trow->save();
}
//todo:处理关键词
//1:N relation
foreach($iso->keyword as $keytype=>$keys)
{
foreach($keys as $key)
{
$row=$keyt->createRow();
$row->id=$id;
//统一转换为大写
$row->keyword=strtoupper($key);
$row->keytype=$keytype;
$row->save();
}
}
//todo:处理数据集序列
//M:N relation
$db=$seriestable->getAdapter();
foreach($iso->datasetSeries as $ds)
{
$where=$db->quoteInto('name = ?',$ds['seriesName']);
$trow=$seriestable->fetchRow($where);
if ($trow)
$sid=$trow->id;
else {
$trow=$seriestable->createRow();
$trow->name=$ds['seriesName'];
$sid=$trow->save();
}
$row=$dst->createRow();
$row->id=$id;
$row->sid=$sid;
$row->save();
}
//处理XML入库
$row=$xmlt->createRow();
$row->id=$id;
$row->data=$xml;
$row->save();
//处理数据分类
foreach($iso->tpCat as $cat){
if (is_numeric($cat)) {
$row=$cgt->createRow();
$row->id=$id;
$row->code=(int)$cat;
$row->save();
} else {
//是字符串geonetwork会采用这种模式
//从categorycode表中查找其对应的code
$where=$db->quoteInto('name= ?',trim($cat));
$trow=$cgct->fetchRow($where);
if ($trow) {
$row=$cgt->createRow();
$row->id=$id;
$row->code=$trow->code;
$row->save();
}
//$db=$cgt->getAdapter();
//$sql="insert into category (id,code) values($id,(select code from categorycode where name='$cat'))";
//$db->query($sql);
}
}
$fp=fopen("../data/import/$iso->uuid",'w');
fwrite($fp,$iso->saveXML());
fclose($fp);
} catch (Exception $e) {
//数据重复插入,此处忽略所有错误
}
}
/*
* ls(dir,pattern) return file list in "dir" folder matching "pattern"
* ls("path","module.php?") search into "path" folder for module.php3, module.php4, ...
* ls("images/","*.jpg") search into "images" folder for JPG images */
function ls($__dir="./",$__pattern="*.*")
{
settype($__dir,"string");
settype($__pattern,"string");
$__ls=array();
$__regexp=preg_quote($__pattern,"/");
$__regexp=preg_replace("/[\\x5C][\x2A]/",".*",$__regexp);
$__regexp=preg_replace("/[\\x5C][\x3F]/",".", $__regexp);
if(is_dir($__dir))
if(($__dir_h=@opendir($__dir))!==FALSE)
{
while(($__file=readdir($__dir_h))!==FALSE)
if(preg_match("/^".$__regexp."$/",$__file))
array_push($__ls,$__file);
closedir($__dir_h);
sort($__ls,SORT_STRING);
}
return $__ls;
}
}