//前端js代码<script>
//客户端6.0.2
wx.config({
//debug:true,
appId: "{pigcms:$signPackage.appId}",
timestamp: {pigcms:$signPackage.timestamp},
nonceStr: ‘{pigcms:$signPackage.nonceStr}‘,
signature: ‘{pigcms:$signPackage.signature}‘,
url : ‘{pigcms:$signPackage.url}‘,
jsApiList: [
‘checkJsApi‘,
‘chooseImage‘,
‘previewImage‘,
‘uploadImage‘,
‘downloadImage‘
]
});
wx.ready(function() {
// 1 判断当前版本是否支持指定 JS 接口，支持批量判断
wx.checkJsApi({
jsApiList: [
‘chooseImage‘,
‘previewImage‘,
‘uploadImage‘,
‘downloadImage‘,
‘getNetworkType‘,
‘openLocation‘,
‘getLocation‘,
‘downloadVoice‘
],
success: function(res) {
//alert(JSON.stringify(res));
}
});
var images = {
localId: [],
serverId: [],
downloadId: []//可以无视
};
var xmlHttpRequest;
var accessToken=getCookie("accessToken");
//选择图片
document.getElementById("selpic").onclick = function() {
$("#errormsg").append("开始选择图片<br />");
wx.chooseImage({
count: 9, // 默认9
sizeType: [‘compressed‘], // 可以指定是原图还是压缩图，默认二者都有‘original‘,
success: function(res) {
images.localId = res.localIds;// 返回选定照片的本地ID列表，localId可以作为img标签的src属性显示图片
jQuery(function(){
var imglist="";
$.each( res.localIds, function(i, n){//这里是显示已选择的图片
imglist+=‘<li ><img src="‘+n+‘" style="width:95%;height:150px;" /></li>‘;
//$("#errormsg").append("res.localIds:"+n+"<br />");
});
$("#imageContainer > ul").html(imglist);
});
}
});
}
document.querySelector("#uploadImage").onclick = function () {//绑定onclick事件，如果没有这个按钮，要注释掉代码，不然点击无效
$("#errormsg").show();
$("#errormsg").append("<br />开始上传图片");//下文对此div赋值，只为了直观的看到动态效果
if (images.localId.length == 0) {
alert(‘请先选择图片‘);
return;
}
images.serverId = [];
var localIds = images.localId;
uploadimg(localIds);
}
var currentproindex=0;
function getimgtoserver(serverIds){
//$("#errormsg").append("<br />serverIds length:"+serverIds.length+",");
var classid=$("#seltype").val();
var classname=encodeURI($("#seltype option:selected").text());//传汉字需要转一下，php那边再翻转一下就好了
var serverId=serverIds.pop();//很微妙的方法，每次从数组取一个
var proname=encodeURI($("#txtname").val());
var newurl="http://ab.com/i_product.php?action=getwximg&proname="+proname+"&classid="+classid+"&classname="+classname+"&proindex="+currentproindex+"&uname={pigcms:$_SESSION[‘uname‘]}&uid={pigcms:$_SESSION[‘uid‘]}&token={pigcms:$_SESSION[‘token‘]}&wxurl=http://file.api.weixin.qq.com/cgi-bin/media/get&random="+Math.random()+"&accesstoken="+accessToken+"&mediaid="+serverId;//这里拼接地址，给服务器传参，下载图片需要在服务端处理，js请求存在跨域问题，并且，微信里，jq的初始xmlHttpRequest不能用，只能手写了，难道是我不会用jq？
//$("#errormsg").append("<br />"+newurl);
//$("#errormsg").append("<br />serverId:"+serverId)
xmlHttpRequest.open("POST",newurl,true);//防止参数过长，还是用post方法吧
xmlHttpRequest.onreadystatechange=function(){
if (xmlHttpRequest.readyState==4){
if(xmlHttpRequest.status==200){
if(serverIds.length>0){
currentproindex+=1;
getimgtoserver(serverIds);//递归调用，等本次成功，再开始第二个图片的上传操作
}
else{
$("#errormsg").append("<br />上传成功");
}
//$("#errormsg").append("<br />"+xmlHttpRequest.responseText);
}
else{
$("#errormsg").append(xmlHttpRequest.status);
}
}
else if(xmlHttpRequest.readyState==1){
//$("#errormsg").append("<br />初始化成功");
}
else if(xmlHttpRequest.readyState==2){
$("#errormsg").append("<br />正在发送数据");
}
else if(xmlHttpRequest.readyState==3){
$("#errormsg").append("<br />正在等待服务器反馈");
}
else{
$("#errormsg").append("发生错误了。");//+xmlHttpRequest.responseText);
}
}
xmlHttpRequest.send();
}
function uploadimg(localIds){
//$("#errormsg").append("<br />localIds length:"+localIds.length);
var localId = localIds.pop();
wx.uploadImage({
localId: localId,
// isShowProgressTips: 1,
success: function (res) {
images.serverId.push(res.serverId);
//$("#errormsg").append("<br />"+res.serverId+",");
if(localIds.length > 0){
uploadimg(localIds);
}
else{
if(window.XMLHttpRequest){
xmlHttpRequest=new XMLHttpRequest();
}else{
xmlHttpRequest=new ActiveXObject("MSXML2.XMLHTTP.3.0");//("Microsoft.XMLHTTP");
}
$("#errormsg").append("<br />准备处理，请等待...");
var serverIds=images.serverId;
getimgtoserver(serverIds);
}
},
fail: function (res) {
alert("上传失败，请稍候重试");
}
});
}
});
wx.error(function(res) {
alert(res.errMsg);
});
//读取cookies
function getCookie(name)
{
var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
if(arr=document.cookie.match(reg))
return (arr[2]);
else
return null;
}
function initsel(){
var url="http://abc.com/chat/i_product.php?action=getclothestype&token={pigcms:$_SESSION[‘token‘]}";
//alert(url);
$.getJSON(url,function(data){
var str="<option value=‘‘>-请选择-</option>";
if(data.length>0){
for(i=0;i<data.length;i++){
str+="<option value=‘"+data[i].id+"‘>"+data[i].name+"</option>"
}
}
$("#seltype").html(str);
});
}
$(function(){
initsel();//初始化下拉菜单
});
</script>
//php服务端代码$act = $_GET[‘action‘];
if ($act == ‘getwximg‘) {
$wxurl=$_GET[‘wxurl‘];
$access_token=$_GET[‘accesstoken‘];
$media_id=$_GET[‘mediaid‘];
$newurl=$wxurl."?access_token=".$access_token."&media_id=".$media_id;//用php去请求获取图片的接口，js直接调用存在跨域问题
$token=$_GET[‘token‘];
$uid=$_GET[‘uid‘];
$uname=$_GET[‘uname‘];
$proindex=$_GET[‘proindex‘];
$classid=$_GET[‘classid‘];
$classname=urldecode($_GET[‘classname‘]);//取到的汉字，翻转一下
$proname=urldecode($_GET[‘proname‘]);
$fileInfo = downloadWeixinFile($newurl);//通过接口，取结果
$filename = date("ymdhis",time()).".jpg";//图片名称
$time = time();
$newfolder="uploads/".date("y-m-d",$time)."/";//文件夹名称
saveWeixinFile($newfolder,$filename, $fileInfo["body"]);//把取到的base64代码，保存成图片
//echo $newurl;
if($proindex==0){//因为图片是一次性上传的，这里判断一下，第一张作为产品的封面，剩下的作为产品的描述
$query = "INSERT INTO tp_img(uid,uname,token,createtime,uptatetime,classid,classname,title,pic) VALUE(‘".$uid."‘,‘".$uname."‘,‘".$token."‘,‘".$time."‘,‘".$time."‘,".$classid.",‘".$classname."‘,‘".$proname."‘,‘http://abc.com/chat/".$newfolder.$filename."‘)";
//$query = "INSERT INTO t_ChatMessage(UserCode,Contents,ToUser,IsRead) VALUE(‘$sendid‘, ‘$msg‘,‘$toid‘,‘0‘)";
$result = mysql_query($query) or die("{\"error\":true,\"errorMsg\":\"Error in query: $query. " . mysql_error()."\"}");
}
else{
$query ="select * from tp_img where token=‘".$token."‘ order by uptatetime desc limit 1";
$result = mysql_query($query) or die("{\"error\":true,\"errorMsg\":\"Error in query: $query. " . mysql_error()."\"}");
$items = array();
while($row = mysql_fetch_array($result)){
array_push($items, ($row));
$query_update="update tp_img set info=CONCAT(info,‘‘,‘<div style=\"margin-top:3px;\"><img src=\"http://abc.com/chat/".$newfolder.$filename."\" /></div>‘) where id=$row[id]";//在产品描述的字段上追加内容
mysql_query($query_update);
}
}
//echo "{\"error\":\""+$rtmsg+"\"}";
}
function downloadWeixinFile($url)
{
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_NOBODY, 0); //只取body头
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$package = curl_exec($ch);
$httpinfo = curl_getinfo($ch);
curl_close($ch);
$imageAll = array_merge(array(‘header‘ => $httpinfo), array(‘body‘ => $package));
return $imageAll;
}
function saveWeixinFile($newfolder,$filename, $filecontent)
{
createFolder($newfolder);
$local_file = fopen($newfolder."/".$filename, ‘w‘);
if (false !== $local_file){
if (false !== fwrite($local_file, $filecontent)) {
fclose($local_file);
}
}
}
function createFolder($path)
{
if (!file_exists($path))
{
createFolder(dirname($path));
mkdir($path, 0777);
}
}
//第二种方法
$accessToken = ‘公众号 AccessToken‘;
$media_id = ‘wx.uploadImage 返回的 serverId‘;
// 要存在你服务器哪个位置？
$targetName = ‘./tmp/‘.date(‘YmdHis).‘.jpg‘;
$ch = curl_init("http://file.api.weixin.qq.com/cgi-bin/media/get?access_token={$accessToken}&media_id={$serverId}");
$fp = fopen(FCPATH.$targetName, ‘wb‘);
curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_exec($ch);
curl_close($ch);
fclose($fp);
时间： 2024-10-20 17:22:57