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교육강좌

WEB WEB2 - Node.js - MySQL - 저자 삭제 기능 구현

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작성자 관리자 댓글 0건 조회 6,557회 작성일 20-06-03 15:37

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저자 삭제 기능 구현

강의

 

 

 

소스코드

main.js

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var http = require('http');
var url = require('url');
var topic = require('./lib/topic');
var author = require('./lib/author');
var app = http.createServer(function(request,response){
var _url = request.url;
var queryData = url.parse(_url, true).query;
var pathname = url.parse(_url, true).pathname;
if(pathname === '/'){
if(queryData.id === undefined){
topic.home(request, response);
} else {
topic.page(request, response);
}
} else if(pathname === '/create'){
topic.create(request, response);
} else if(pathname === '/create_process'){
topic.create_process(request, response);
} else if(pathname === '/update'){
topic.update(request, response);
} else if(pathname === '/update_process'){
topic.update_process(request, response);
} else if(pathname === '/delete_process'){
topic.delete_process(request, response);
} else if(pathname === '/author'){
author.home(request, response);
} else if(pathname === '/author/create_process'){
author.create_process(request, response);
} else if(pathname === '/author/update'){
author.update(request, response);
} else if(pathname === '/author/update_process'){
author.update_process(request, response);
} else if(pathname === '/author/delete_process'){
author.delete_process(request, response);
} else {
response.writeHead(404);
response.end('Not found');
}
});
app.listen(3000);

 

lib/author.js

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var db = require('./db');
var template = require('./template.js');
var qs = require('querystring');
var url = require('url');
exports.home = function(request, response){
db.query(`SELECT * FROM topic`, function(error,topics){
db.query(`SELECT * FROM author`, function(error2,authors){
var title = 'author';
var list = template.list(topics);
var html = template.HTML(title, list,
`
${template.authorTable(authors)}
<style>
table{
border-collapse: collapse;
}
td{
border:1px solid black;
}
</style>
<form action="/author/create_process" method="post">
<p>
<input type="text" name="name" placeholder="name">
</p>
<p>
<textarea name="profile" placeholder="description"></textarea>
</p>
<p>
<input type="submit" value="create">
</p>
</form>
`,
``
);
response.writeHead(200);
response.end(html);
});
});
}
exports.create_process = function(request, response){
var body = '';
request.on('data', function(data){
body = body + data;
});
request.on('end', function(){
var post = qs.parse(body);
db.query(`
INSERT INTO author (name, profile)
VALUES(?, ?)`,
[post.name, post.profile],
function(error, result){
if(error){
throw error;
}
response.writeHead(302, {Location: `/author`});
response.end();
}
)
});
}
exports.update = function(request, response){
db.query(`SELECT * FROM topic`, function(error,topics){
db.query(`SELECT * FROM author`, function(error2,authors){
var _url = request.url;
var queryData = url.parse(_url, true).query;
db.query(`SELECT * FROM author WHERE id=?`,[queryData.id], function(error3,author){
var title = 'author';
var list = template.list(topics);
var html = template.HTML(title, list,
`
${template.authorTable(authors)}
<style>
table{
border-collapse: collapse;
}
td{
border:1px solid black;
}
</style>
<form action="/author/update_process" method="post">
<p>
<input type="hidden" name="id" value="${queryData.id}">
</p>
<p>
<input type="text" name="name" value="${author[0].name}" placeholder="name">
</p>
<p>
<textarea name="profile" placeholder="description">${author[0].profile}</textarea>
</p>
<p>
<input type="submit" value="update">
</p>
</form>
`,
``
);
response.writeHead(200);
response.end(html);
});
});
});
}
exports.update_process = function(request, response){
var body = '';
request.on('data', function(data){
body = body + data;
});
request.on('end', function(){
var post = qs.parse(body);
db.query(`
UPDATE author SET name=?, profile=? WHERE id=?`,
[post.name, post.profile, post.id],
function(error, result){
if(error){
throw error;
}
response.writeHead(302, {Location: `/author`});
response.end();
}
)
});
}
exports.delete_process = function(request, response){
var body = '';
request.on('data', function(data){
body = body + data;
});
request.on('end', function(){
var post = qs.parse(body);
db.query(
`DELETE FROM topic WHERE author_id=?`,
[post.id],
function(error1, result1){
if(error1){
throw error1;
}
db.query(`
DELETE FROM author WHERE id=?`,
[post.id],
function(error2, result2){
if(error2){
throw error2;
}
response.writeHead(302, {Location: `/author`});
response.end();
}
)
}
);
});
}

 

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