1. [代码]使用TP框架时 放在common文件夹下文件名就叫function.php
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<?php/*************************** api开发辅助函数 **********************//** * @param null $msg 返回正确的提示信息
* @param flag success CURD 操作成功
* @param array $data 具体返回信息
* Function descript: 返回带参数，标志信息，提示信息的json 数组
*
*/
function returnApiSuccess($msg = null,$data = array()){
$result = array(
'flag' => 'Success',
'msg' => $msg,
'data' =>$data
);
print json_encode($result);
}/** * @param null $msg 返回具体错误的提示信息
* @param flag success CURD 操作失败
* Function descript:返回标志信息 ‘Error’，和提示信息的json 数组
*/
function returnApiError($msg = null){
$result = array(
'flag' => 'Error',
'msg' => $msg,
);
print json_encode($result);
}/** * @param null $msg 返回具体错误的提示信息
* @param flag success CURD 操作失败
* Function descript:返回标志信息 ‘Error’，和提示信息，当前系统繁忙，请稍后重试；
*/
function returnApiErrorExample(){
$result = array(
'flag' => 'Error',
'msg' => '当前系统繁忙，请稍后重试！',
);
print json_encode($result);
}/** * @param null $data
* @return array|mixed|null
* Function descript: 过滤post提交的参数；
*
*/
function checkDataPost($data = null){
if(!empty($data)){
$data = explode(',',$data);
foreach($data as $v){
if((!isset($_POST[$v]))||(empty($_POST[$v]))){
if($_POST[$v]!==0 && $_POST[$v]!=='0'){
returnApiError($v.'值为空！');
}
}
}
unset($data);
$data = I('post.');
unset($data['_URL_'],$data['token']);
return $data;
}
}/** * @param null $data
* @return array|mixed|null
* Function descript: 过滤get提交的参数；
*
*/
function checkDataGet($data = null){
if(!empty($data)){
$data = explode(',',$data);
foreach($data as $v){
if((!isset($_GET[$v]))||(empty($_GET[$v]))){
if($_GET[$v]!==0 && $_GET[$v]!=='0'){
returnApiError($v.'值为空！');
}
}
}
unset($data);
$data = I('get.');
unset($data['_URL_'],$data['token']);
return $data;
}
} |
2. [代码]查询单个果品详细信息
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/** * 发布模块
*
* 获取信息单个果品详细信息
*
*/
public function getMyReleaseInfo(){
//检查是否通过post方法得到数据
checkdataPost('id');
$where['id'] = $_POST['id'];
$field[] = 'id,fruit_name,high_price,low_price,address,size,weight,fruit_pic,remark';
$releaseInfo = $this->release_obj->findRelease($where,$field);
$releaseInfo['remark'] = mb_substr($releaseInfo['remark'],0,49,'utf-8').'...';
//多张图地址按逗号截取字符串，截取后如果存在空数组则需要过滤掉
$releaseInfo['fruit_pic'] = array_filter(explode(',', $releaseInfo['fruit_pic']));
$fruit_pic = $releaseInfo['fruit_pic'];unset($releaseInfo['fruit_pic']);
//为图片添加存储路径
foreach($fruit_pic as $k=>$v ){
$releaseInfo['fruit_pic'][] = 'http://'.$_SERVER['HTTP_HOST'].'/Uploads/Release/'.$v;
}
if($releaseInfo){
returnApiSuccess('',$releaseInfo);
}else{
returnApiError( '什么也没查到(+_+)！');
}
}
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3. [代码]findRelease() 方法的model
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/** * 查询一条数据
*/
public function findRelease($where,$field){
if($where['status'] == '' || empty($where['status'])){
$where['status'] = array('neq','9');
}
$result = $this->where($where)->field($field)->find();
return $result;
}
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4. [代码]app端接收到的数据（解码json之后：json_decode();）
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{ "flag": "success",
"message": "",
"responseList": {
"id": "2",
"fruit_name": "苹果",
"high_price": "8.0",
"low_price": "5.0",
"address": "天津小白楼水果市场",
"size": "2.0",
"weight": "2.0",
"remark": "急需...",
"fruit_pic": [
"http://fruit.txunda.com/Uploads/Release/201508/55599e7514815.png",
"http://fruit.txunda.com/Uploads/Release/201508/554f2dc45b526.jpg"
]
}
} |
5. [代码]app端接收到的数据（原生json串）
{"flag":"success","message":"","responseList":{"id":"2","fruit_name":"\u82f9\u679c","high_price":"8.0","low_price":"5.0","address":"\u5929\u6d25\u5c0f\u767d\u697c\u6c34\u679c\u5e02\u573a","size":"2.0","weight":"2.0","remark":"\u6025\u9700...","fruit_pic":["http:\/\/fruit.txunda.com\/Uploads\/Release\/201508\/55599e7514815.png","http:\/\/fruit.txunda.com\/Uploads\/Release\/201508\/554f2dc45b526.jpg"]}}