Initial commit

9 files changed, 290 insertions, 0 deletions

diff --git a/modules/_.js b/modules/_.js
new file mode 100644
index 0000000..f5f9cb5
--- /dev/null
+++ b/modules/_.js
@@ -0,0 +1,26 @@
+const os = require("os");
+module.exports = (req, res) => {
+    res.writeHead(200, {'Content-Type':'text/plain'});
+    const os = require('os');
+    res.write("__                                   ____  ____\n" +
+        "\\ \\  ____  ____ __      _____  _____/ __ \\/ __ )\n" +
+        " \\ \\/ __ \\/ __ `/ | /| / / _ \\/ ___/ / / / __  |\n" +
+        " / / /_/ / /_/ /| |/ |/ /  __/ /  / /_/ / /_/ /\n" +
+        "/_/ .___/\\__,_/ |__/|__/\\___/_/  /_____/_____/_____\n" +
+        " /_/                                        /_____/\n" +
+        "\n" +
+        "==============================\n" +
+        "Runtime Information:\n" +
+        "    pawerDB version: " + variables.version + "\n    NodeJS version: " + process.versions.node + "\n    System: " + os.type() + " " + os.arch() + " " + os.release() + "\n    User: " + os.userInfo().username + " (" + os.userInfo().uid + ":" + os.userInfo().gid + ")" +
+        "\n\n" +
+        "==============================\n" +
+        "Get libpawerdb:\n" +
+        "    PHP: -\n    NodeJS: -\n    JavaScript (browser): -\n    Bash: -\n    Python: -" +
+        "\n\n" +
+        "==============================\n" +
+        "About pawerDB:\n" +
+        "    Setting up: -\n    API: -\n    Maintenance tasks: -\n    Optimizations: -" +
+        "\n\n"
+    );
+    res.end();
+}
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diff --git a/modules/delete.js b/modules/delete.js
new file mode 100644
index 0000000..928b7b3
--- /dev/null
+++ b/modules/delete.js
@@ -0,0 +1,35 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    body(req, res, variables.bodyOptions, (err, body) => {
+        if (err) throw err;
+        console.log(body);
+        if (typeof body.path === "string") {
+            node = crypto.createHash('md5').update(body.path).digest('hex');
+            file = "/data/" + dbid + "/" + node.substring(0, 2) + "/" + node;
+
+            if (fs.existsSync(__dirname + "/../" + file)) {
+                fs.unlinkSync(__dirname + "/../" + file);
+            }
+            delete heads[entry][body.path];
+            fs.writeFileSync(__dirname + "/../data/" + dbid + "/HEAD", Buffer.from(JSON.stringify(heads[entry])).toString("hex"));
+
+            res.write(JSON.stringify({
+                "_internal": {
+                    "database": entry,
+                    "node": node,
+                    "path": file
+                },
+                "error": 200
+            }));
+            res.end();
+        } else {
+            res.writeHead(400, {'Content-Type':'application/json'});
+            res.write("{\"error\":400}");
+            res.end();
+        }
+    })
+}
\ No newline at end of file
diff --git a/modules/exists.js b/modules/exists.js
new file mode 100644
index 0000000..ff50765
--- /dev/null
+++ b/modules/exists.js
@@ -0,0 +1,37 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    body(req, res, variables.bodyOptions, (err, body) => {
+        try {
+            if (err) throw err;
+            console.log(body);
+            if (typeof body.path === "string") {
+                node = crypto.createHash('md5').update(body.path).digest('hex');
+                file = "/data/" + dbid + "/" + node.substring(0, 2) + "/" + node;
+
+                res.write(JSON.stringify({
+                    "_internal": {
+                        "database": entry,
+                        "node": node,
+                        "path": file
+                    },
+                    "error": 200,
+                    "data": fs.existsSync(__dirname + "/../" + file)
+                }));
+                res.end();
+            } else {
+                res.writeHead(400, {'Content-Type':'application/json'});
+                res.write("{\"error\":400}");
+                res.end();
+            }
+        } catch (e) {
+            console.error(e);
+            res.writeHead(502, {'Content-Type':'application/json'});
+            res.write("{\"error\":502}");
+            res.end();
+        }
+    })
+}
\ No newline at end of file
diff --git a/modules/head.js b/modules/head.js
new file mode 100644
index 0000000..39a81b4
--- /dev/null
+++ b/modules/head.js
@@ -0,0 +1,9 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    res.write(JSON.stringify(heads[entry]) ?? "{}");
+    res.end();
+}
\ No newline at end of file
diff --git a/modules/read.js b/modules/read.js
new file mode 100644
index 0000000..3806c14
--- /dev/null
+++ b/modules/read.js
@@ -0,0 +1,39 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    body(req, res, variables.bodyOptions, (err, body) => {
+        try {
+            if (err) throw err;
+            console.log(body);
+            if (typeof body.path === "string") {
+                node = crypto.createHash('md5').update(body.path).digest('hex');
+                file = "/data/" + dbid + "/" + node.substring(0, 2) + "/" + node;
+
+                data = Buffer.from(fs.readFileSync(__dirname + "/../" + file).toString(), "base64").toString("utf-8");
+
+                res.write(JSON.stringify({
+                    "_internal": {
+                        "database": entry,
+                        "node": node,
+                        "path": file
+                    },
+                    "error": 200,
+                    "data": data
+                }));
+                res.end();
+            } else {
+                res.writeHead(400, {'Content-Type':'application/json'});
+                res.write("{\"error\":400}");
+                res.end();
+            }
+        } catch (e) {
+            console.error(e);
+            res.writeHead(502, {'Content-Type':'application/json'});
+            res.write("{\"error\":502}");
+            res.end();
+        }
+    })
+}
\ No newline at end of file
diff --git a/modules/scandir.js b/modules/scandir.js
new file mode 100644
index 0000000..ebd5e32
--- /dev/null
+++ b/modules/scandir.js
@@ -0,0 +1,49 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    body(req, res, variables.bodyOptions, (err, body) => {
+        try {
+            if (err) throw err;
+            console.log(body);
+            if (typeof body.path === "string") {
+                let contents = [];
+
+                let search;
+                if (body.path.endsWith("/")) {
+                    search = body.path;
+                } else {
+                    search = body.path + "/";
+                }
+
+                for (let item of Object.keys(heads[entry])) {
+                    if (item.startsWith(search)) {
+                        contents.push(item.substring(search.length).split("/")[0]);
+                    }
+                }
+
+                res.write(JSON.stringify({
+                    "_internal": {
+                        "database": entry,
+                        "node": null,
+                        "path": null
+                    },
+                    "error": 200,
+                    "data": [...new Set(contents)]
+                }));
+                res.end();
+            } else {
+                res.writeHead(400, {'Content-Type':'application/json'});
+                res.write("{\"error\":400}");
+                res.end();
+            }
+        } catch (e) {
+            console.error(e);
+            res.writeHead(502, {'Content-Type':'application/json'});
+            res.write("{\"error\":502}");
+            res.end();
+        }
+    })
+}
\ No newline at end of file
diff --git a/modules/size.js b/modules/size.js
new file mode 100644
index 0000000..4dc8046
--- /dev/null
+++ b/modules/size.js
@@ -0,0 +1,39 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    body(req, res, variables.bodyOptions, (err, body) => {
+        try {
+            if (err) throw err;
+            console.log(body);
+            if (typeof body.path === "string") {
+                node = crypto.createHash('md5').update(body.path).digest('hex');
+                file = "/data/" + dbid + "/" + node.substring(0, 2) + "/" + node;
+
+                data = fs.readFileSync(__dirname + "/../" + file).length;
+
+                res.write(JSON.stringify({
+                    "_internal": {
+                        "database": entry,
+                        "node": node,
+                        "path": file
+                    },
+                    "error": 200,
+                    "data": data
+                }));
+                res.end();
+            } else {
+                res.writeHead(400, {'Content-Type':'application/json'});
+                res.write("{\"error\":400}");
+                res.end();
+            }
+        } catch (e) {
+            console.error(e);
+            res.writeHead(502, {'Content-Type':'application/json'});
+            res.write("{\"error\":502}");
+            res.end();
+        }
+    })
+}
\ No newline at end of file
diff --git a/modules/version.js b/modules/version.js
new file mode 100644
index 0000000..22a3667
--- /dev/null
+++ b/modules/version.js
@@ -0,0 +1,16 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+const os = require("os");
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    res.write(JSON.stringify({
+        error: 200,
+        ...process.versions,
+        pawerdb: variables.version,
+        os: os.type() + " " + os.arch() + " " + os.release(),
+        user: os.userInfo()
+    }));
+    res.end();
+}
\ No newline at end of file
diff --git a/modules/write.js b/modules/write.js
new file mode 100644
index 0000000..d733360
--- /dev/null
+++ b/modules/write.js
@@ -0,0 +1,40 @@
+const body = require("body/json");
+const crypto = require('crypto');
+const fs = require('fs');
+
+module.exports = (req, res, entry, dbid) => {
+    res.writeHead(200, {'Content-Type':'application/json'});
+    body(req, res, variables.bodyOptions, (err, body) => {
+        try {
+            if (err) throw err;
+            console.log(body);
+            if (typeof body.path === "string" && typeof body.data === "string") {
+                node = crypto.createHash('md5').update(body.path).digest('hex');
+                file = "/data/" + dbid + "/" + node.substring(0, 2) + "/" + node;
+
+                fs.writeFileSync(__dirname + "/../" + file, Buffer.from(body.data).toString("base64"));
+                heads[entry][body.path] = file;
+                fs.writeFileSync(__dirname + "/../data/" + dbid + "/HEAD", Buffer.from(JSON.stringify(heads[entry])).toString("hex"));
+
+                res.write(JSON.stringify({
+                    "_internal": {
+                        "database": entry,
+                        "node": node,
+                        "path": file
+                    },
+                    "error": 200
+                }));
+                res.end();
+            } else {
+                res.writeHead(400, {'Content-Type':'application/json'});
+                res.write("{\"error\":400}");
+                res.end();
+            }
+        } catch (e) {
+            console.error(e);
+            res.writeHead(502, {'Content-Type':'application/json'});
+            res.write("{\"error\":502}");
+            res.end();
+        }
+    })
+}
\ No newline at end of file