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Save input and grids to a database

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This commit is contained in:
Matthew Slowe
2020-05-29 13:50:41 +01:00
parent ff53d97775
commit de4ab195ab
2 changed files with 44 additions and 9 deletions
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52
war/build.jsp
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@@ -9,6 +9,9 @@
<%@ page import="java.util.*" %>
<%@ page import="org.apache.commons.lang.StringUtils" %>
<%@ page import="org.apache.commons.lang.StringEscapeUtils" %>
<%@ page import="java.sql.*" %>
<%@ page import="org.sqlite.*" %>
<%@ page errorPage="error.jsp" %>
<%
@@ -24,22 +27,53 @@
for ( String line : request.getParameter("words").split("\r\n")) {
words.add(line.trim().toLowerCase());
}
Collections.sort(words);
Collections.sort(words);
char[][] grid = GridFactory.makeGrid(words, height, width, simple);
Connection conn = DriverManager.getConnection(
"jdbc:sqlite:" + getServletContext().getInitParameter("sqlite_db"));
PreparedStatement stmt = conn.prepareStatement(
"INSERT INTO grids (remotehost, input, size_x, size_y, simple) VALUES (?, ?, ?, ?, ?)",
Statement.RETURN_GENERATED_KEYS);
// PreparedStatement getlastid = conn.prepareStatement("select last_insert_rowid();");
PreparedStatement stmt2 = conn.prepareStatement("UPDATE grids SET result=? WHERE id=?");
String csv = "";
stmt.setString(1, request.getRemoteHost());
stmt.setString(2, words.toString());
stmt.setInt(3, height);
stmt.setInt(4, width);
stmt.setBoolean(5, simple);
stmt.executeUpdate();
ResultSet record_id_rs = stmt.getGeneratedKeys();
int record_id = -1;
if(record_id_rs.next()){
record_id = record_id_rs.getInt(1);
}
// Actually generate the grid
char[][] grid = GridFactory.makeGrid(words, height, width, simple);
StringBuilder _csv = new StringBuilder();
for (char[] cs : grid) {
for(char c : cs) {
_csv.append(c);
_csv.append(",");
}
_csv.append("\r\n");
}
String csv = _csv.toString();
stmt2.setString(1, csv);
stmt2.setInt(2, record_id);
stmt2.executeUpdate();
conn.close();
%>
<body>
<h1><%= name %></h1>
<div class="noprint">
[ <a href="index.jsp">Start again</a> | <a id='csvdownload'>Download CSV</a> ]
[ <a href="index.jsp">Start again</a> | <a id='csvdownload' href="data:text/csv;base64,<%= Base64.getEncoder().encodeToString(csv.getBytes()) %>">Download CSV</a> ]
</div>
<script>
var csv = '<%= csv %>';
var csvdownload = document.getElementById('csvdownload');
csvdownload.href='data:text/csv;base64,' + btoa(csv);
</script>
</div>
<div id="wrapper">