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const express = require("express");
const api = require("./api/v1");
const yaml = require('js-yaml');
const fs = require('fs');
const { exit } = require("process");
const settings = yaml.load(fs.readFileSync(__dirname + "/../settings.yml", 'utf8'));
const settings_keys = Object.keys(settings);
const mandatory_settings = [ "host", "port", "title", "about", "base_dir" ];
const mandatory_not_included = settings_keys.filter(x => !mandatory_settings.includes(x));
const settings_not_included = mandatory_settings.filter(x => !settings_keys.includes(x));
if(settings_not_included.length !== 0) {
console.log(`Error: settings.yml is missing ${(mandatory_not_included.length > 1) ? "keys" : "key"}:`);
console.log(settings_not_included.join(", "));
exit(1);
}
if(mandatory_not_included.length !== 0) {
console.log(`Error: settings.yml includes ${(mandatory_not_included.length > 1) ? "pointless keys" : "a pointless key"}:`);
console.log(mandatory_not_included.join(", "));
exit(1);
}
const dist_dir = __dirname + "/../dist";
const app = express();
app.get(/.*\.(css|js|ico)$/, (req, res, next) =>
{
fs.access(`${dist_dir}${req.path}`, err =>
{
if(err) {
next();
return;
}
res.sendFile(`${req.path}`, { root: dist_dir });
});
});
app.use("/api/v1", (req, res, next) =>
{
req.settings = settings;
next();
}, api);
app.get("/", (req, res) =>
{
res.sendFile(`app.html`, { root: dist_dir });
});
const repo_router = express.Router();
app.use("/:repo([a-zA-Z0-9-_]+)", (req, res, next) =>
{
console.log("AAAA");
fs.readdir(settings["base_dir"], (err, dir_content) =>
{
if(err) {
res.status(404).send("404: Not found");
return;
}
dir_content = dir_content.filter(repo => repo.endsWith(".git"));
if(!dir_content.includes(req.params.repo + ".git")) {
res.status(404).send("404: Not found");
return;
}
else {
next();
}
});
}, repo_router);
repo_router.get(/$|log$|refs$|tree$/, (req, res) =>
{
res.sendFile(`app.html`, { root: dist_dir });
});
repo_router.get(/\/log\/[a-fA-F0-9]{40}$/, (req, res) =>
{
res.sendFile(`app.html`, { root: dist_dir });
})
repo_router.use((req, res) =>
{
res.status(404).send("404: Not found eeee");
});
app.use((req, res) =>
{
res.status(404).send("404: Not found");
})
app.listen(settings["port"], settings["host"], () => console.log(`App is running on ${settings["host"]}:${settings["port"]}`));
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