71 lines
1.5 KiB
C++
71 lines
1.5 KiB
C++
#include "bs_util.h"
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using namespace std;
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int main()
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{
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Request req;
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Session se(req);
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Response res;
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json j;
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auto jsonfail=[&](int errcode,const std::string& dtl="")
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{
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jsonfail_func(j,errcode,dtl);
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};
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do
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{
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if(!se.isReady())
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{
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jsonfail(err_session);
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break;
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}
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if(se.getUser().empty())
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{
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jsonfail(err_need_login);
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break;
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}
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if(req.requestMethod!="POST")
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{
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jsonfail(err_method_not_supported);
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break;
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}
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postval(bid);
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int bid_real=ParseInt(bid);
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if(bid_real<0)
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{
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jsonfail(err_parameter,"Failed to parse BID");
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break;
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}
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startdb();
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string book_name;
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if(conn.exec(make_str("select name from bs_book where class_id in (select class_id from bs_bookstatus where book_id=",bid_real,")"),
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[&](MySQLResult& res)
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{
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res.stepRow([&](char** val,unsigned long* len)
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{
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j["book_name"]=string(len[0]>0?val[0]:"(NULL)");
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});
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})<0)
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{
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jsonfail(err_sql,"Step 1");
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break;
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}
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j["success"]=1;
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}
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while(0);
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se.writeToResponse(res);
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res.content.append(j.dump());
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return 0;
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}
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