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83 lines
2.7 KiB
83 lines
2.7 KiB
const fileIO = require('./fileIO');
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function fetchInTemplate(templateContext, templateKey, filename)
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{
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templateContext[templateKey] = fileIO.getFile(filename);
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}
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const PRIVILEGE = {NOBODY: 0, MEMBER: 1, ADMIN: 2};
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/** Template engine */
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const whiskers = require('whiskers');
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module.exports =
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{
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renderHTML: function(request, result, templateFile, templateDependencyFunction)
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{
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var templateContext = Object();
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var prom = [];
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prom.push(fileIO.getFile("./html/mainTemplate.html"));
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prom.push(fetchInTemplate(templateContext, "header", "./html/header.html"));
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prom.push(fetchInTemplate(templateContext, "footer", "./html/footer.html"));
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if(module.exports.checkPrivilege(request) >= PRIVILEGE.MEMBER)
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{
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templateContext.loggedIn = true;
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if(module.exports.checkPrivilege(request) === PRIVILEGE.ADMIN)
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templateContext.admin = true;
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}
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else
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{
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prom.push(fetchInTemplate(templateContext, "login","./html/login.html"));
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}
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if(templateDependencyFunction !== null)
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prom.push(templateDependencyFunction(templateContext, request));
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prom.push(fetchInTemplate(templateContext, "main","./html/" + templateFile));
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Promise.all(prom).then(function(content)
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{
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result.write(whiskers.render(content[0], templateContext));
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result.end();
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});
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},
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PRIVILEGE:
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{
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NOBODY: 0,
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MEMBER: 1,
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ADMIN: 2
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},
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checkPrivilege: function(request)
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{
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if(request.session.login !== true)
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return module.exports.PRIVILEGE.NOBODY;
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else if(request.session.admin === true)
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return module.exports.PRIVILEGE.ADMIN;
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return module.exports.PRIVILEGE.MEMBER;
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},
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printError: function(result, errorMessage)
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{
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var templateContext = Object();
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var prom = [];
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prom.push(fileIO.getFile("./html/mainTemplate.html"));
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prom.push(fetchInTemplate(templateContext, "header", "./html/header.html"));
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prom.push(fetchInTemplate(templateContext, "footer", "./html/footer.html"));
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prom.push(fetchInTemplate(templateContext, "main", "./html/error.html"));
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prom.push(fetchInTemplate(templateContext, "login","./html/login.html"));
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templateContext.errorMessage = errorMessage;
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Promise.all(prom).then(function(content)
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{
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result.write(whiskers.render(content[0], templateContext));
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result.end();
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});
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}
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};
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