Add cryptpad to ressourcerie banon

8 files changed, 1465 insertions, 0 deletions

diff --git a/pkgs/cryptpad/bower-packages.nix b/pkgs/cryptpad/bower-packages.nix
new file mode 100644
index 0000000..80ce9b5
--- /dev/null
+++ b/pkgs/cryptpad/bower-packages.nix
@@ -0,0 +1,42 @@
+# Generated by bower2nix v3.2.0 (https://github.com/rvl/bower2nix)
+{ fetchbower, buildEnv }:
+buildEnv { name = "bower-env"; ignoreCollisions = true; paths = [
+  (fetchbower "jquery" "2.1.0" "~2.1.0" "02kwvz93vzpv10qnp7s0dz3al0jh77awwrizb6wadsvgifxssnlr")
+  (fetchbower "jquery" "2.2.4" "2.2.4" "0kaln93pzjlr4vqf2zvsm9dwgjkrii9xlsqg48hc1vs16cl109rn")
+  (fetchbower "tweetnacl" "0.12.2" "0.12.2" "1lfzbfrdaly3zyzbcp1p53yhxlrx56k8x04q924kg7l52gblm65g")
+  (fetchbower "components-font-awesome" "4.7.0" "^4.6.3" "1w27im6ayjrbgjqa0i49ml5d3wy4ld40h9b29hz9myv77bpx4lg1")
+  (fetchbower "ckeditor" "4.14.0" "4.14.0" "0lw9q0k8c0jlxvf35vrccab9c3c8rgpc6x66czj9si8yy2lyliyp")
+  (fetchbower "codemirror" "5.56.0+components1" "^5.19.0" "0fv8rxw6dspyv4bl6p2aka57544f45527rallnhnm5scv77qnakm")
+  (fetchbower "requirejs" "2.3.5" "2.3.5" "05lyvgz914h2w08r24rk0vkk3yxmqrvlg7j3i5av9ffkg9lpzsli")
+  (fetchbower "marked" "1.1.0" "1.1.0" "1sdgqw9iki9c1pfm4c5h6c956mchbip2jywjrcmrlb75k53flsjz")
+  (fetchbower "rangy" "rangy-release#1.3.0" "rangy-release#~1.3.0" "13x3wci003p8jyv2ncir0k23bxckx99b3555r0zvgmlwycg7w0zv")
+  (fetchbower "json.sortify" "2.1.0" "~2.1.0" "1rz9xz0gnm4ak31n10vhslqsw8fw493gjylwj8xsy3bxqq1ygpnh")
+  (fetchbower "secure-fabric.js" "secure-v1.7.9" "secure-v1.7.9" "1l56mk7hbnsm9cdg5zdcmg95p7a9w96dq0bbl8fp11vs0awjil7a")
+  (fetchbower "hyperjson" "1.4.0" "~1.4.0" "1n68ls3x4lyhg1yy8i4q3xkgh5xqpyakf45sny4x91mkr68x4bd9")
+  (fetchbower "chainpad-crypto" "0.2.4" "^0.2.0" "0sqqc2j0pc34ig6319n18i85j03hibqkhz3cbr70vbd8x43vfzby")
+  (fetchbower "chainpad-listmap" "0.10.0" "^0.10.0" "0qh9pv33v5aqfir9mvm4wqdgryj90b78dl0shn9cxfy9xlc0m8w5")
+  (fetchbower "chainpad" "5.2.2" "^5.2.0" "1rmh039bqk11xnnh99sqrqksr4idly75y5q4f5wyl9cg4slsqrdp")
+  (fetchbower "file-saver" "1.3.1" "1.3.1" "065nzkvdiicxnw06z1sjz1sbp9nyis8z839hv6ng1fk25dc5kvkg")
+  (fetchbower "alertifyjs" "1.0.11" "1.0.11" "0v7323bzq90k35shm3h6azj4wd9la3kbi1va1pw4qyvndkwma69l")
+  (fetchbower "scrypt-async" "1.2.0" "1.2.0" "0d076ax708p9b8hcmk4f82j925nlnm0hmp0ni45ql37g7iirfpyv")
+  (fetchbower "require-css" "0.1.10" "0.1.10" "106gz9i76v71q9zx2pnqkkj342m630lvssnw54023a0ljc0gqcwq")
+  (fetchbower "less" "3.7.1" "3.7.1" "1n7ps4xlbrc9m63b3q62mg3p6i7d5hwchhpjshb0drzj5crvz556")
+  (fetchbower "bootstrap" "3.1.1" "~3.1.1" "06bhjwa8p7mzbpr3jkgydd804z1nwrkdql66h7jkfml99psv9811")
+  (fetchbower "bootstrap" "4.5.0" "^v4.0.0" "0cfdn6z8jwx6y8lbbq6xpkfhq2vra0i84nkj9ji2bil1fzgzi40f")
+  (fetchbower "diff-dom" "2.1.1" "2.1.1" "0nrn6xqlhp0p5ixjxdk8qg3939crkggh1l8swd20d7bsz186l5f1")
+  (fetchbower "nthen" "0.1.7" "0.1.7" "03yap5ildigaw4rwxmxs37pcwhq415iham8w39zd56ka98gpfxa5")
+  (fetchbower "open-sans-fontface" "1.4.2" "^1.4.2" "0ksav1fcq640fmdz49ra4prwsrrfj35y2p4shx1jh1j7zxd044nf")
+  (fetchbower "bootstrap-tokenfield" "0.12.1" "^0.12.1" "0ib1v5k8h360sp19yiy7q92rfaz2554fvwwg2ixmxn01ydqlprw6")
+  (fetchbower "localforage" "1.8.1" "^1.5.2" "0ci265385racnxvn4g1n672yaxi47msw6k042nxdb5vlpf5g327j")
+  (fetchbower "html2canvas" "0.4.1" "^0.4.1" "0yg7y90nav068q0i5afc2c221zkddpf28hi0hwc46cawx4180c69")
+  (fetchbower "croppie" "2.6.5" "^2.5.0" "1j1v5620zi13ad42r358i4ay891abwn6nz357484kgq2bgjj6ccx")
+  (fetchbower "sortablejs" "1.10.2" "^1.6.0" "10q4gyblhjy7w51clr0k9j7h722l4ybzn5535givwpmp6xagv11v")
+  (fetchbower "saferphore" "0.0.1" "^0.0.1" "1wfr9wpbm3lswmvy2p0247ydb108h4qh5s286py89k871qh6jwdi")
+  (fetchbower "jszip" "Stuk/jszip#3.5.0" "Stuk/jszip#^3.1.5" "1ra19d82cq1hrnbw88l8c61bs12kpgxvbfiiwpfi8fhy0l8hcsvk")
+  (fetchbower "requirejs-plugins" "1.0.3" "^1.0.3" "00s3sdz1ykygx5shldwhhhybwgw7c99vkqd94i5i5x0gl97ifxf5")
+  (fetchbower "dragula.js" "3.7.2" "3.7.2" "0dbkmrl8bcxiplprmmp9fj96ri5nahb2ql8cc7zwawncv0drvlh0")
+  (fetchbower "MathJax" "3.0.5" "3.0.5" "087a9av15qj43m8pr3b9g59ncmydhmg40m6dfzsac62ykianh2a0")
+  (fetchbower "chainpad-netflux" "0.12.0" "^0.12.0" "1miym3fiyi0mxmrkb3c96fgr2zbcbmmb38sg0jr4d3inxf6r00zp")
+  (fetchbower "netflux-websocket" "0.1.20" "^0.1.20" "1xwqq7nw7fmhglndbplarkdzxfmkq831aqs8nm6qj0hz2ggbibhz")
+  (fetchbower "es6-promise" "3.3.1" "^3.2.2" "0ai6z5admfs84fdx6663ips49kqgz4x68ays78cic0xfb7pp6vcz")
+]; }
diff --git a/pkgs/cryptpad/default.nix b/pkgs/cryptpad/default.nix
new file mode 100644
index 0000000..1e8c756
--- /dev/null
+++ b/pkgs/cryptpad/default.nix
@@ -0,0 +1,70 @@
+# taken from nixpkgs to upgrade to latest version
+{ stdenv
+, pkgs
+, lib
+, buildBowerComponents
+, fetchurl
+, nodejs
+}:
+
+let
+  nodePackages = import ./node-packages.nix {
+    inherit pkgs nodejs;
+    inherit (stdenv.hostPlatform) system;
+  };
+
+  bowerPackages = buildBowerComponents {
+    name = "${cryptpad.name}-bower-packages";
+    # this list had to be tweaked by hand:
+    # * add the second jquery ~2.1.0 entry
+    # * add the second bootstrap ~3.1.1 entry
+    generated = ./bower-packages.nix;
+    src = cryptpad.src;
+  };
+
+  # find an element in an attribute set
+  findValue = pred: default: set:
+    let
+      list =
+        lib.concatMap
+        (name:
+          let v = set.${name}; in
+          if pred name v then [v] else []
+        )
+        (lib.attrNames set)
+        ;
+    in
+      if list == [] then default
+      else lib.head list
+      ;
+
+  # The cryptpad package attribute key changes for each release. Get it out
+  # programatically instead.
+  cryptpad = findValue
+    (k: v: v.packageName == "cryptpad")
+    (throw "cryptpad not found")
+    nodePackages
+    ;
+
+  combined = cryptpad.override {
+    postInstall = ''
+      out_cryptpad=$out/lib/node_modules/cryptpad
+
+      substituteInPlace $out_cryptpad/lib/workers/index.js --replace "lib/workers/db-worker" "$out_cryptpad/lib/workers/db-worker"
+
+      # add the bower components
+      ln -sv \
+        ${bowerPackages}/bower_components \
+        $out_cryptpad/www/bower_components
+
+      # add executable
+      mkdir $out/bin
+      cat <<EOF > $out/bin/cryptpad
+      #!${stdenv.shell}
+      exec ${nodejs}/bin/node $out_cryptpad/server.js
+      EOF
+      chmod +x $out/bin/cryptpad
+    '';
+  };
+in
+  combined
diff --git a/pkgs/cryptpad/generate.sh b/pkgs/cryptpad/generate.sh
new file mode 100755
index 0000000..697b5a7
--- /dev/null
+++ b/pkgs/cryptpad/generate.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -i bash  -I nixpkgs=../../../.. -p nodePackages.node2nix nodePackages.bower2nix
+set -euo pipefail
+
+node2nix --nodejs-12 \
+     --input node-packages.json \
+     --output node-packages-generated.nix \
+     --composition node-packages.nix \
+     --node-env ../../../development/node-packages/node-env.nix \
+
+# TODO: bower2nix > bower-packages.nix
diff --git a/pkgs/cryptpad/node-env.nix b/pkgs/cryptpad/node-env.nix
new file mode 100644
index 0000000..c2b7231
--- /dev/null
+++ b/pkgs/cryptpad/node-env.nix
@@ -0,0 +1,567 @@
+# This file originates from node2nix
+
+{lib, stdenv, nodejs, python2, pkgs, libtool, runCommand, writeTextFile}:
+
+let
+  # Workaround to cope with utillinux in Nixpkgs 20.09 and util-linux in Nixpkgs master
+  utillinux = if pkgs ? utillinux then pkgs.utillinux else pkgs.util-linux;
+
+  python = if nodejs ? python then nodejs.python else python2;
+
+  # Create a tar wrapper that filters all the 'Ignoring unknown extended header keyword' noise
+  tarWrapper = runCommand "tarWrapper" {} ''
+    mkdir -p $out/bin
+
+    cat > $out/bin/tar <<EOF
+    #! ${stdenv.shell} -e
+    $(type -p tar) "\$@" --warning=no-unknown-keyword --delay-directory-restore
+    EOF
+
+    chmod +x $out/bin/tar
+  '';
+
+  # Function that generates a TGZ file from a NPM project
+  buildNodeSourceDist =
+    { name, version, src, ... }:
+
+    stdenv.mkDerivation {
+      name = "node-tarball-${name}-${version}";
+      inherit src;
+      buildInputs = [ nodejs ];
+      buildPhase = ''
+        export HOME=$TMPDIR
+        tgzFile=$(npm pack | tail -n 1) # Hooks to the pack command will add output (https://docs.npmjs.com/misc/scripts)
+      '';
+      installPhase = ''
+        mkdir -p $out/tarballs
+        mv $tgzFile $out/tarballs
+        mkdir -p $out/nix-support
+        echo "file source-dist $out/tarballs/$tgzFile" >> $out/nix-support/hydra-build-products
+      '';
+    };
+
+  includeDependencies = {dependencies}:
+    lib.optionalString (dependencies != [])
+      (lib.concatMapStrings (dependency:
+        ''
+          # Bundle the dependencies of the package
+          mkdir -p node_modules
+          cd node_modules
+
+          # Only include dependencies if they don't exist. They may also be bundled in the package.
+          if [ ! -e "${dependency.name}" ]
+          then
+              ${composePackage dependency}
+          fi
+
+          cd ..
+        ''
+      ) dependencies);
+
+  # Recursively composes the dependencies of a package
+  composePackage = { name, packageName, src, dependencies ? [], ... }@args:
+    builtins.addErrorContext "while evaluating node package '${packageName}'" ''
+      DIR=$(pwd)
+      cd $TMPDIR
+
+      unpackFile ${src}
+
+      # Make the base dir in which the target dependency resides first
+      mkdir -p "$(dirname "$DIR/${packageName}")"
+
+      if [ -f "${src}" ]
+      then
+          # Figure out what directory has been unpacked
+          packageDir="$(find . -maxdepth 1 -type d | tail -1)"
+
+          # Restore write permissions to make building work
+          find "$packageDir" -type d -exec chmod u+x {} \;
+          chmod -R u+w "$packageDir"
+
+          # Move the extracted tarball into the output folder
+          mv "$packageDir" "$DIR/${packageName}"
+      elif [ -d "${src}" ]
+      then
+          # Get a stripped name (without hash) of the source directory.
+          # On old nixpkgs it's already set internally.
+          if [ -z "$strippedName" ]
+          then
+              strippedName="$(stripHash ${src})"
+          fi
+
+          # Restore write permissions to make building work
+          chmod -R u+w "$strippedName"
+
+          # Move the extracted directory into the output folder
+          mv "$strippedName" "$DIR/${packageName}"
+      fi
+
+      # Unset the stripped name to not confuse the next unpack step
+      unset strippedName
+
+      # Include the dependencies of the package
+      cd "$DIR/${packageName}"
+      ${includeDependencies { inherit dependencies; }}
+      cd ..
+      ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+    '';
+
+  pinpointDependencies = {dependencies, production}:
+    let
+      pinpointDependenciesFromPackageJSON = writeTextFile {
+        name = "pinpointDependencies.js";
+        text = ''
+          var fs = require('fs');
+          var path = require('path');
+
+          function resolveDependencyVersion(location, name) {
+              if(location == process.env['NIX_STORE']) {
+                  return null;
+              } else {
+                  var dependencyPackageJSON = path.join(location, "node_modules", name, "package.json");
+
+                  if(fs.existsSync(dependencyPackageJSON)) {
+                      var dependencyPackageObj = JSON.parse(fs.readFileSync(dependencyPackageJSON));
+
+                      if(dependencyPackageObj.name == name) {
+                          return dependencyPackageObj.version;
+                      }
+                  } else {
+                      return resolveDependencyVersion(path.resolve(location, ".."), name);
+                  }
+              }
+          }
+
+          function replaceDependencies(dependencies) {
+              if(typeof dependencies == "object" && dependencies !== null) {
+                  for(var dependency in dependencies) {
+                      var resolvedVersion = resolveDependencyVersion(process.cwd(), dependency);
+
+                      if(resolvedVersion === null) {
+                          process.stderr.write("WARNING: cannot pinpoint dependency: "+dependency+", context: "+process.cwd()+"\n");
+                      } else {
+                          dependencies[dependency] = resolvedVersion;
+                      }
+                  }
+              }
+          }
+
+          /* Read the package.json configuration */
+          var packageObj = JSON.parse(fs.readFileSync('./package.json'));
+
+          /* Pinpoint all dependencies */
+          replaceDependencies(packageObj.dependencies);
+          if(process.argv[2] == "development") {
+              replaceDependencies(packageObj.devDependencies);
+          }
+          replaceDependencies(packageObj.optionalDependencies);
+
+          /* Write the fixed package.json file */
+          fs.writeFileSync("package.json", JSON.stringify(packageObj, null, 2));
+        '';
+      };
+    in
+    ''
+      node ${pinpointDependenciesFromPackageJSON} ${if production then "production" else "development"}
+
+      ${lib.optionalString (dependencies != [])
+        ''
+          if [ -d node_modules ]
+          then
+              cd node_modules
+              ${lib.concatMapStrings (dependency: pinpointDependenciesOfPackage dependency) dependencies}
+              cd ..
+          fi
+        ''}
+    '';
+
+  # Recursively traverses all dependencies of a package and pinpoints all
+  # dependencies in the package.json file to the versions that are actually
+  # being used.
+
+  pinpointDependenciesOfPackage = { packageName, dependencies ? [], production ? true, ... }@args:
+    ''
+      if [ -d "${packageName}" ]
+      then
+          cd "${packageName}"
+          ${pinpointDependencies { inherit dependencies production; }}
+          cd ..
+          ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+      fi
+    '';
+
+  # Extract the Node.js source code which is used to compile packages with
+  # native bindings
+  nodeSources = runCommand "node-sources" {} ''
+    tar --no-same-owner --no-same-permissions -xf ${nodejs.src}
+    mv node-* $out
+  '';
+
+  # Script that adds _integrity fields to all package.json files to prevent NPM from consulting the cache (that is empty)
+  addIntegrityFieldsScript = writeTextFile {
+    name = "addintegrityfields.js";
+    text = ''
+      var fs = require('fs');
+      var path = require('path');
+
+      function augmentDependencies(baseDir, dependencies) {
+          for(var dependencyName in dependencies) {
+              var dependency = dependencies[dependencyName];
+
+              // Open package.json and augment metadata fields
+              var packageJSONDir = path.join(baseDir, "node_modules", dependencyName);
+              var packageJSONPath = path.join(packageJSONDir, "package.json");
+
+              if(fs.existsSync(packageJSONPath)) { // Only augment packages that exist. Sometimes we may have production installs in which development dependencies can be ignored
+                  console.log("Adding metadata fields to: "+packageJSONPath);
+                  var packageObj = JSON.parse(fs.readFileSync(packageJSONPath));
+
+                  if(dependency.integrity) {
+                      packageObj["_integrity"] = dependency.integrity;
+                  } else {
+                      packageObj["_integrity"] = "sha1-000000000000000000000000000="; // When no _integrity string has been provided (e.g. by Git dependencies), add a dummy one. It does not seem to harm and it bypasses downloads.
+                  }
+
+                  if(dependency.resolved) {
+                      packageObj["_resolved"] = dependency.resolved; // Adopt the resolved property if one has been provided
+                  } else {
+                      packageObj["_resolved"] = dependency.version; // Set the resolved version to the version identifier. This prevents NPM from cloning Git repositories.
+                  }
+
+                  if(dependency.from !== undefined) { // Adopt from property if one has been provided
+                      packageObj["_from"] = dependency.from;
+                  }
+
+                  fs.writeFileSync(packageJSONPath, JSON.stringify(packageObj, null, 2));
+              }
+
+              // Augment transitive dependencies
+              if(dependency.dependencies !== undefined) {
+                  augmentDependencies(packageJSONDir, dependency.dependencies);
+              }
+          }
+      }
+
+      if(fs.existsSync("./package-lock.json")) {
+          var packageLock = JSON.parse(fs.readFileSync("./package-lock.json"));
+
+          if(![1, 2].includes(packageLock.lockfileVersion)) {
+             process.stderr.write("Sorry, I only understand lock file versions 1 and 2!\n");
+             process.exit(1);
+          }
+
+          if(packageLock.dependencies !== undefined) {
+              augmentDependencies(".", packageLock.dependencies);
+          }
+      }
+    '';
+  };
+
+  # Reconstructs a package-lock file from the node_modules/ folder structure and package.json files with dummy sha1 hashes
+  reconstructPackageLock = writeTextFile {
+    name = "addintegrityfields.js";
+    text = ''
+      var fs = require('fs');
+      var path = require('path');
+
+      var packageObj = JSON.parse(fs.readFileSync("package.json"));
+
+      var lockObj = {
+          name: packageObj.name,
+          version: packageObj.version,
+          lockfileVersion: 1,
+          requires: true,
+          dependencies: {}
+      };
+
+      function augmentPackageJSON(filePath, dependencies) {
+          var packageJSON = path.join(filePath, "package.json");
+          if(fs.existsSync(packageJSON)) {
+              var packageObj = JSON.parse(fs.readFileSync(packageJSON));
+              dependencies[packageObj.name] = {
+                  version: packageObj.version,
+                  integrity: "sha1-000000000000000000000000000=",
+                  dependencies: {}
+              };
+              processDependencies(path.join(filePath, "node_modules"), dependencies[packageObj.name].dependencies);
+          }
+      }
+
+      function processDependencies(dir, dependencies) {
+          if(fs.existsSync(dir)) {
+              var files = fs.readdirSync(dir);
+
+              files.forEach(function(entry) {
+                  var filePath = path.join(dir, entry);
+                  var stats = fs.statSync(filePath);
+
+                  if(stats.isDirectory()) {
+                      if(entry.substr(0, 1) == "@") {
+                          // When we encounter a namespace folder, augment all packages belonging to the scope
+                          var pkgFiles = fs.readdirSync(filePath);
+
+                          pkgFiles.forEach(function(entry) {
+                              if(stats.isDirectory()) {
+                                  var pkgFilePath = path.join(filePath, entry);
+                                  augmentPackageJSON(pkgFilePath, dependencies);
+                              }
+                          });
+                      } else {
+                          augmentPackageJSON(filePath, dependencies);
+                      }
+                  }
+              });
+          }
+      }
+
+      processDependencies("node_modules", lockObj.dependencies);
+
+      fs.writeFileSync("package-lock.json", JSON.stringify(lockObj, null, 2));
+    '';
+  };
+
+  prepareAndInvokeNPM = {packageName, bypassCache, reconstructLock, npmFlags, production}:
+    let
+      forceOfflineFlag = if bypassCache then "--offline" else "--registry http://www.example.com";
+    in
+    ''
+        # Pinpoint the versions of all dependencies to the ones that are actually being used
+        echo "pinpointing versions of dependencies..."
+        source $pinpointDependenciesScriptPath
+
+        # Patch the shebangs of the bundled modules to prevent them from
+        # calling executables outside the Nix store as much as possible
+        patchShebangs .
+
+        # Deploy the Node.js package by running npm install. Since the
+        # dependencies have been provided already by ourselves, it should not
+        # attempt to install them again, which is good, because we want to make
+        # it Nix's responsibility. If it needs to install any dependencies
+        # anyway (e.g. because the dependency parameters are
+        # incomplete/incorrect), it fails.
+        #
+        # The other responsibilities of NPM are kept -- version checks, build
+        # steps, postprocessing etc.
+
+        export HOME=$TMPDIR
+        cd "${packageName}"
+        runHook preRebuild
+
+        ${lib.optionalString bypassCache ''
+          ${lib.optionalString reconstructLock ''
+            if [ -f package-lock.json ]
+            then
+                echo "WARNING: Reconstruct lock option enabled, but a lock file already exists!"
+                echo "This will most likely result in version mismatches! We will remove the lock file and regenerate it!"
+                rm package-lock.json
+            else
+                echo "No package-lock.json file found, reconstructing..."
+            fi
+
+            node ${reconstructPackageLock}
+          ''}
+
+          node ${addIntegrityFieldsScript}
+        ''}
+
+        npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} rebuild
+
+        if [ "''${dontNpmInstall-}" != "1" ]
+        then
+            # NPM tries to download packages even when they already exist if npm-shrinkwrap is used.
+            rm -f npm-shrinkwrap.json
+
+            npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} install
+        fi
+    '';
+
+  # Builds and composes an NPM package including all its dependencies
+  buildNodePackage =
+    { name
+    , packageName
+    , version
+    , dependencies ? []
+    , buildInputs ? []
+    , production ? true
+    , npmFlags ? ""
+    , dontNpmInstall ? false
+    , bypassCache ? false
+    , reconstructLock ? false
+    , preRebuild ? ""
+    , dontStrip ? true
+    , unpackPhase ? "true"
+    , buildPhase ? "true"
+    , ... }@args:
+
+    let
+      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "preRebuild" "unpackPhase" "buildPhase" ];
+    in
+    stdenv.mkDerivation ({
+      name = "node_${name}-${version}";
+      buildInputs = [ tarWrapper python nodejs ]
+        ++ lib.optional (stdenv.isLinux) utillinux
+        ++ lib.optional (stdenv.isDarwin) libtool
+        ++ buildInputs;
+
+      inherit nodejs;
+
+      inherit dontStrip; # Stripping may fail a build for some package deployments
+      inherit dontNpmInstall preRebuild unpackPhase buildPhase;
+
+      compositionScript = composePackage args;
+      pinpointDependenciesScript = pinpointDependenciesOfPackage args;
+
+      passAsFile = [ "compositionScript" "pinpointDependenciesScript" ];
+
+      installPhase = ''
+        # Create and enter a root node_modules/ folder
+        mkdir -p $out/lib/node_modules
+        cd $out/lib/node_modules
+
+        # Compose the package and all its dependencies
+        source $compositionScriptPath
+
+        ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }}
+
+        # Create symlink to the deployed executable folder, if applicable
+        if [ -d "$out/lib/node_modules/.bin" ]
+        then
+            ln -s $out/lib/node_modules/.bin $out/bin
+        fi
+
+        # Create symlinks to the deployed manual page folders, if applicable
+        if [ -d "$out/lib/node_modules/${packageName}/man" ]
+        then
+            mkdir -p $out/share
+            for dir in "$out/lib/node_modules/${packageName}/man/"*
+            do
+                mkdir -p $out/share/man/$(basename "$dir")
+                for page in "$dir"/*
+                do
+                    ln -s $page $out/share/man/$(basename "$dir")
+                done
+            done
+        fi
+
+        # Run post install hook, if provided
+        runHook postInstall
+      '';
+    } // extraArgs);
+
+  # Builds a node environment (a node_modules folder and a set of binaries)
+  buildNodeDependencies =
+    { name
+    , packageName
+    , version
+    , src
+    , dependencies ? []
+    , buildInputs ? []
+    , production ? true
+    , npmFlags ? ""
+    , dontNpmInstall ? false
+    , bypassCache ? false
+    , reconstructLock ? false
+    , dontStrip ? true
+    , unpackPhase ? "true"
+    , buildPhase ? "true"
+    , ... }@args:
+
+    let
+      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" ];
+    in
+      stdenv.mkDerivation ({
+        name = "node-dependencies-${name}-${version}";
+
+        buildInputs = [ tarWrapper python nodejs ]
+          ++ lib.optional (stdenv.isLinux) utillinux
+          ++ lib.optional (stdenv.isDarwin) libtool
+          ++ buildInputs;
+
+        inherit dontStrip; # Stripping may fail a build for some package deployments
+        inherit dontNpmInstall unpackPhase buildPhase;
+
+        includeScript = includeDependencies { inherit dependencies; };
+        pinpointDependenciesScript = pinpointDependenciesOfPackage args;
+
+        passAsFile = [ "includeScript" "pinpointDependenciesScript" ];
+
+        installPhase = ''
+          mkdir -p $out/${packageName}
+          cd $out/${packageName}
+
+          source $includeScriptPath
+
+          # Create fake package.json to make the npm commands work properly
+          cp ${src}/package.json .
+          chmod 644 package.json
+          ${lib.optionalString bypassCache ''
+            if [ -f ${src}/package-lock.json ]
+            then
+                cp ${src}/package-lock.json .
+            fi
+          ''}
+
+          # Go to the parent folder to make sure that all packages are pinpointed
+          cd ..
+          ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+
+          ${prepareAndInvokeNPM { inherit packageName bypassCache reconstructLock npmFlags production; }}
+
+          # Expose the executables that were installed
+          cd ..
+          ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
+
+          mv ${packageName} lib
+          ln -s $out/lib/node_modules/.bin $out/bin
+        '';
+      } // extraArgs);
+
+  # Builds a development shell
+  buildNodeShell =
+    { name
+    , packageName
+    , version
+    , src
+    , dependencies ? []
+    , buildInputs ? []
+    , production ? true
+    , npmFlags ? ""
+    , dontNpmInstall ? false
+    , bypassCache ? false
+    , reconstructLock ? false
+    , dontStrip ? true
+    , unpackPhase ? "true"
+    , buildPhase ? "true"
+    , ... }@args:
+
+    let
+      nodeDependencies = buildNodeDependencies args;
+    in
+    stdenv.mkDerivation {
+      name = "node-shell-${name}-${version}";
+
+      buildInputs = [ python nodejs ] ++ lib.optional (stdenv.isLinux) utillinux ++ buildInputs;
+      buildCommand = ''
+        mkdir -p $out/bin
+        cat > $out/bin/shell <<EOF
+        #! ${stdenv.shell} -e
+        $shellHook
+        exec ${stdenv.shell}
+        EOF
+        chmod +x $out/bin/shell
+      '';
+
+      # Provide the dependencies in a development shell through the NODE_PATH environment variable
+      inherit nodeDependencies;
+      shellHook = lib.optionalString (dependencies != []) ''
+        export NODE_PATH=${nodeDependencies}/lib/node_modules
+        export PATH="${nodeDependencies}/bin:$PATH"
+      '';
+    };
+in
+{
+  buildNodeSourceDist = lib.makeOverridable buildNodeSourceDist;
+  buildNodePackage = lib.makeOverridable buildNodePackage;
+  buildNodeDependencies = lib.makeOverridable buildNodeDependencies;
+  buildNodeShell = lib.makeOverridable buildNodeShell;
+}
diff --git a/pkgs/cryptpad/node-packages-generated.nix b/pkgs/cryptpad/node-packages-generated.nix
new file mode 100644
index 0000000..18e5665
--- /dev/null
+++ b/pkgs/cryptpad/node-packages-generated.nix
@@ -0,0 +1,754 @@
+# This file has been generated by node2nix 1.9.0. Do not edit!
+
+{nodeEnv, fetchurl, fetchgit, nix-gitignore, stdenv, lib, globalBuildInputs ? []}:
+
+let
+  sources = {
+    "@mcrowe/minibloom-0.2.0" = {
+      name = "_at_mcrowe_slash_minibloom";
+      packageName = "@mcrowe/minibloom";
+      version = "0.2.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/@mcrowe/minibloom/-/minibloom-0.2.0.tgz";
+        sha1 = "1bed96aec18388198da37443899b2c3ff5948053";
+      };
+    };
+    "accepts-1.3.7" = {
+      name = "accepts";
+      packageName = "accepts";
+      version = "1.3.7";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz";
+        sha512 = "Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==";
+      };
+    };
+    "array-flatten-1.1.1" = {
+      name = "array-flatten";
+      packageName = "array-flatten";
+      version = "1.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz";
+        sha1 = "9a5f699051b1e7073328f2a008968b64ea2955d2";
+      };
+    };
+    "async-limiter-1.0.1" = {
+      name = "async-limiter";
+      packageName = "async-limiter";
+      version = "1.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz";
+        sha512 = "csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==";
+      };
+    };
+    "body-parser-1.18.3" = {
+      name = "body-parser";
+      packageName = "body-parser";
+      version = "1.18.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz";
+        sha1 = "5b292198ffdd553b3a0f20ded0592b956955c8b4";
+      };
+    };
+    "bytes-3.0.0" = {
+      name = "bytes";
+      packageName = "bytes";
+      version = "3.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz";
+        sha1 = "d32815404d689699f85a4ea4fa8755dd13a96048";
+      };
+    };
+    "chainpad-crypto-0.2.5" = {
+      name = "chainpad-crypto";
+      packageName = "chainpad-crypto";
+      version = "0.2.5";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/chainpad-crypto/-/chainpad-crypto-0.2.5.tgz";
+        sha512 = "K9vRsAspuX+uU1goXPz0CawpLIaOHq+1JP3WfDLqaz67LbCX/MLIUt9aMcSeIJcwZ9uMpqnbMGRktyVPoz6MCA==";
+      };
+    };
+    "chainpad-server-5.1.0" = {
+      name = "chainpad-server";
+      packageName = "chainpad-server";
+      version = "5.1.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/chainpad-server/-/chainpad-server-5.1.0.tgz";
+        sha512 = "BdjgOOLTXXo1EjQ7lURDe7oqsqfQISNvwhILfp3K3diY2K1hxpPLbjYzOSgxNOTADeOAff0xnInR5eUCESVWaQ==";
+      };
+    };
+    "content-disposition-0.5.2" = {
+      name = "content-disposition";
+      packageName = "content-disposition";
+      version = "0.5.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.2.tgz";
+        sha1 = "0cf68bb9ddf5f2be7961c3a85178cb85dba78cb4";
+      };
+    };
+    "content-type-1.0.4" = {
+      name = "content-type";
+      packageName = "content-type";
+      version = "1.0.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz";
+        sha512 = "hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==";
+      };
+    };
+    "cookie-0.3.1" = {
+      name = "cookie";
+      packageName = "cookie";
+      version = "0.3.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/cookie/-/cookie-0.3.1.tgz";
+        sha1 = "e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb";
+      };
+    };
+    "cookie-signature-1.0.6" = {
+      name = "cookie-signature";
+      packageName = "cookie-signature";
+      version = "1.0.6";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz";
+        sha1 = "e303a882b342cc3ee8ca513a79999734dab3ae2c";
+      };
+    };
+    "debug-2.6.9" = {
+      name = "debug";
+      packageName = "debug";
+      version = "2.6.9";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz";
+        sha512 = "bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==";
+      };
+    };
+    "depd-1.1.2" = {
+      name = "depd";
+      packageName = "depd";
+      version = "1.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz";
+        sha1 = "9bcd52e14c097763e749b274c4346ed2e560b5a9";
+      };
+    };
+    "destroy-1.0.4" = {
+      name = "destroy";
+      packageName = "destroy";
+      version = "1.0.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz";
+        sha1 = "978857442c44749e4206613e37946205826abd80";
+      };
+    };
+    "ee-first-1.1.1" = {
+      name = "ee-first";
+      packageName = "ee-first";
+      version = "1.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz";
+        sha1 = "590c61156b0ae2f4f0255732a158b266bc56b21d";
+      };
+    };
+    "encodeurl-1.0.2" = {
+      name = "encodeurl";
+      packageName = "encodeurl";
+      version = "1.0.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz";
+        sha1 = "ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59";
+      };
+    };
+    "escape-html-1.0.3" = {
+      name = "escape-html";
+      packageName = "escape-html";
+      version = "1.0.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz";
+        sha1 = "0258eae4d3d0c0974de1c169188ef0051d1d1988";
+      };
+    };
+    "etag-1.8.1" = {
+      name = "etag";
+      packageName = "etag";
+      version = "1.8.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz";
+        sha1 = "41ae2eeb65efa62268aebfea83ac7d79299b0887";
+      };
+    };
+    "express-4.16.4" = {
+      name = "express";
+      packageName = "express";
+      version = "4.16.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/express/-/express-4.16.4.tgz";
+        sha512 = "j12Uuyb4FMrd/qQAm6uCHAkPtO8FDTRJZBDd5D2KOL2eLaz1yUNdUB/NOIyq0iU4q4cFarsUCrnFDPBcnksuOg==";
+      };
+    };
+    "finalhandler-1.1.1" = {
+      name = "finalhandler";
+      packageName = "finalhandler";
+      version = "1.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz";
+        sha512 = "Y1GUDo39ez4aHAw7MysnUD5JzYX+WaIj8I57kO3aEPT1fFRL4sr7mjei97FgnwhAyyzRYmQZaTHb2+9uZ1dPtg==";
+      };
+    };
+    "forwarded-0.1.2" = {
+      name = "forwarded";
+      packageName = "forwarded";
+      version = "0.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/forwarded/-/forwarded-0.1.2.tgz";
+        sha1 = "98c23dab1175657b8c0573e8ceccd91b0ff18c84";
+      };
+    };
+    "fresh-0.5.2" = {
+      name = "fresh";
+      packageName = "fresh";
+      version = "0.5.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz";
+        sha1 = "3d8cadd90d976569fa835ab1f8e4b23a105605a7";
+      };
+    };
+    "fs-extra-7.0.1" = {
+      name = "fs-extra";
+      packageName = "fs-extra";
+      version = "7.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/fs-extra/-/fs-extra-7.0.1.tgz";
+        sha512 = "YJDaCJZEnBmcbw13fvdAM9AwNOJwOzrE4pqMqBq5nFiEqXUqHwlK4B+3pUw6JNvfSPtX05xFHtYy/1ni01eGCw==";
+      };
+    };
+    "gar-1.0.4" = {
+      name = "gar";
+      packageName = "gar";
+      version = "1.0.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/gar/-/gar-1.0.4.tgz";
+        sha512 = "w4n9cPWyP7aHxKxYHFQMegj7WIAsL/YX/C4Bs5Rr8s1H9M1rNtRWRsw+ovYMkXDQ5S4ZbYHsHAPmevPjPgw44w==";
+      };
+    };
+    "get-folder-size-2.0.1" = {
+      name = "get-folder-size";
+      packageName = "get-folder-size";
+      version = "2.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/get-folder-size/-/get-folder-size-2.0.1.tgz";
+        sha512 = "+CEb+GDCM7tkOS2wdMKTn9vU7DgnKUTuDlehkNJKNSovdCOVxs14OfKCk4cvSaR3za4gj+OBdl9opPN9xrJ0zA==";
+      };
+    };
+    "graceful-fs-4.2.6" = {
+      name = "graceful-fs";
+      packageName = "graceful-fs";
+      version = "4.2.6";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.6.tgz";
+        sha512 = "nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ==";
+      };
+    };
+    "http-errors-1.6.3" = {
+      name = "http-errors";
+      packageName = "http-errors";
+      version = "1.6.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz";
+        sha1 = "8b55680bb4be283a0b5bf4ea2e38580be1d9320d";
+      };
+    };
+    "iconv-lite-0.4.23" = {
+      name = "iconv-lite";
+      packageName = "iconv-lite";
+      version = "0.4.23";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz";
+        sha512 = "neyTUVFtahjf0mB3dZT77u+8O0QB89jFdnBkd5P1JgYPbPaia3gXXOVL2fq8VyU2gMMD7SaN7QukTB/pmXYvDA==";
+      };
+    };
+    "inherits-2.0.3" = {
+      name = "inherits";
+      packageName = "inherits";
+      version = "2.0.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz";
+        sha1 = "633c2c83e3da42a502f52466022480f4208261de";
+      };
+    };
+    "ipaddr.js-1.9.1" = {
+      name = "ipaddr.js";
+      packageName = "ipaddr.js";
+      version = "1.9.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz";
+        sha512 = "0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==";
+      };
+    };
+    "jsonfile-4.0.0" = {
+      name = "jsonfile";
+      packageName = "jsonfile";
+      version = "4.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz";
+        sha1 = "8771aae0799b64076b76640fca058f9c10e33ecb";
+      };
+    };
+    "lex-1.7.9" = {
+      name = "lex";
+      packageName = "lex";
+      version = "1.7.9";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/lex/-/lex-1.7.9.tgz";
+        sha1 = "5d5636ccef574348362938b79a47f0eed8ed0d43";
+      };
+    };
+    "looper-3.0.0" = {
+      name = "looper";
+      packageName = "looper";
+      version = "3.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/looper/-/looper-3.0.0.tgz";
+        sha1 = "2efa54c3b1cbaba9b94aee2e5914b0be57fbb749";
+      };
+    };
+    "media-typer-0.3.0" = {
+      name = "media-typer";
+      packageName = "media-typer";
+      version = "0.3.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz";
+        sha1 = "8710d7af0aa626f8fffa1ce00168545263255748";
+      };
+    };
+    "merge-descriptors-1.0.1" = {
+      name = "merge-descriptors";
+      packageName = "merge-descriptors";
+      version = "1.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz";
+        sha1 = "b00aaa556dd8b44568150ec9d1b953f3f90cbb61";
+      };
+    };
+    "methods-1.1.2" = {
+      name = "methods";
+      packageName = "methods";
+      version = "1.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz";
+        sha1 = "5529a4d67654134edcc5266656835b0f851afcee";
+      };
+    };
+    "mime-1.4.1" = {
+      name = "mime";
+      packageName = "mime";
+      version = "1.4.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/mime/-/mime-1.4.1.tgz";
+        sha512 = "KI1+qOZu5DcW6wayYHSzR/tXKCDC5Om4s1z2QJjDULzLcmf3DvzS7oluY4HCTrc+9FiKmWUgeNLg7W3uIQvxtQ==";
+      };
+    };
+    "mime-db-1.47.0" = {
+      name = "mime-db";
+      packageName = "mime-db";
+      version = "1.47.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/mime-db/-/mime-db-1.47.0.tgz";
+        sha512 = "QBmA/G2y+IfeS4oktet3qRZ+P5kPhCKRXxXnQEudYqUaEioAU1/Lq2us3D/t1Jfo4hE9REQPrbB7K5sOczJVIw==";
+      };
+    };
+    "mime-types-2.1.30" = {
+      name = "mime-types";
+      packageName = "mime-types";
+      version = "2.1.30";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/mime-types/-/mime-types-2.1.30.tgz";
+        sha512 = "crmjA4bLtR8m9qLpHvgxSChT+XoSlZi8J4n/aIdn3z92e/U47Z0V/yl+Wh9W046GgFVAmoNR/fmdbZYcSSIUeg==";
+      };
+    };
+    "ms-2.0.0" = {
+      name = "ms";
+      packageName = "ms";
+      version = "2.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz";
+        sha1 = "5608aeadfc00be6c2901df5f9861788de0d597c8";
+      };
+    };
+    "negotiator-0.6.2" = {
+      name = "negotiator";
+      packageName = "negotiator";
+      version = "0.6.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz";
+        sha512 = "hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw==";
+      };
+    };
+    "netflux-websocket-0.1.21" = {
+      name = "netflux-websocket";
+      packageName = "netflux-websocket";
+      version = "0.1.21";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/netflux-websocket/-/netflux-websocket-0.1.21.tgz";
+        sha512 = "Zjl5lefg8urC0a0T7YCPGiUgRsISZBsTZl1STylmQz8Bq4ohcZ8cP3r6VoCpeVcvJ1Y/e3ZCXPxndWlNP9Jfug==";
+      };
+    };
+    "nthen-0.1.8" = {
+      name = "nthen";
+      packageName = "nthen";
+      version = "0.1.8";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/nthen/-/nthen-0.1.8.tgz";
+        sha512 = "Oh2CwIbhj+wUT94lQV7LKmmgw3UYAGGd8oLIqp6btQN3Bz3PuWp4BuvtUo35H3rqDknjPfKx5P6mt7v+aJNjcw==";
+      };
+    };
+    "on-finished-2.3.0" = {
+      name = "on-finished";
+      packageName = "on-finished";
+      version = "2.3.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz";
+        sha1 = "20f1336481b083cd75337992a16971aa2d906947";
+      };
+    };
+    "parseurl-1.3.3" = {
+      name = "parseurl";
+      packageName = "parseurl";
+      version = "1.3.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz";
+        sha512 = "CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==";
+      };
+    };
+    "path-to-regexp-0.1.7" = {
+      name = "path-to-regexp";
+      packageName = "path-to-regexp";
+      version = "0.1.7";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz";
+        sha1 = "df604178005f522f15eb4490e7247a1bfaa67f8c";
+      };
+    };
+    "proxy-addr-2.0.6" = {
+      name = "proxy-addr";
+      packageName = "proxy-addr";
+      version = "2.0.6";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.6.tgz";
+        sha512 = "dh/frvCBVmSsDYzw6n926jv974gddhkFPfiN8hPOi30Wax25QZyZEGveluCgliBnqmuM+UJmBErbAUFIoDbjOw==";
+      };
+    };
+    "pull-stream-3.6.14" = {
+      name = "pull-stream";
+      packageName = "pull-stream";
+      version = "3.6.14";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/pull-stream/-/pull-stream-3.6.14.tgz";
+        sha512 = "KIqdvpqHHaTUA2mCYcLG1ibEbu/LCKoJZsBWyv9lSYtPkJPBq8m3Hxa103xHi6D2thj5YXa0TqK3L3GUkwgnew==";
+      };
+    };
+    "qs-6.5.2" = {
+      name = "qs";
+      packageName = "qs";
+      version = "6.5.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz";
+        sha512 = "N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==";
+      };
+    };
+    "range-parser-1.2.1" = {
+      name = "range-parser";
+      packageName = "range-parser";
+      version = "1.2.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz";
+        sha512 = "Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==";
+      };
+    };
+    "raw-body-2.3.3" = {
+      name = "raw-body";
+      packageName = "raw-body";
+      version = "2.3.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/raw-body/-/raw-body-2.3.3.tgz";
+        sha512 = "9esiElv1BrZoI3rCDuOuKCBRbuApGGaDPQfjSflGxdy4oyzqghxu6klEkkVIvBje+FF0BX9coEv8KqW6X/7njw==";
+      };
+    };
+    "safe-buffer-5.1.2" = {
+      name = "safe-buffer";
+      packageName = "safe-buffer";
+      version = "5.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz";
+        sha512 = "Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==";
+      };
+    };
+    "safer-buffer-2.1.2" = {
+      name = "safer-buffer";
+      packageName = "safer-buffer";
+      version = "2.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz";
+        sha512 = "YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==";
+      };
+    };
+    "saferphore-0.0.1" = {
+      name = "saferphore";
+      packageName = "saferphore";
+      version = "0.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/saferphore/-/saferphore-0.0.1.tgz";
+        sha1 = "cc962eda4e2b2452e6437fd32dcfb6f69ef2ea63";
+      };
+    };
+    "send-0.16.2" = {
+      name = "send";
+      packageName = "send";
+      version = "0.16.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/send/-/send-0.16.2.tgz";
+        sha512 = "E64YFPUssFHEFBvpbbjr44NCLtI1AohxQ8ZSiJjQLskAdKuriYEP6VyGEsRDH8ScozGpkaX1BGvhanqCwkcEZw==";
+      };
+    };
+    "serve-static-1.13.2" = {
+      name = "serve-static";
+      packageName = "serve-static";
+      version = "1.13.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/serve-static/-/serve-static-1.13.2.tgz";
+        sha512 = "p/tdJrO4U387R9oMjb1oj7qSMaMfmOyd4j9hOFoxZe2baQszgHcSWjuya/CiT5kgZZKRudHNOA0pYXOl8rQ5nw==";
+      };
+    };
+    "setprototypeof-1.1.0" = {
+      name = "setprototypeof";
+      packageName = "setprototypeof";
+      version = "1.1.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.0.tgz";
+        sha512 = "BvE/TwpZX4FXExxOxZyRGQQv651MSwmWKZGqvmPcRIjDqWub67kTKuIMx43cZZrS/cBBzwBcNDWoFxt2XEFIpQ==";
+      };
+    };
+    "sortify-1.0.4" = {
+      name = "sortify";
+      packageName = "sortify";
+      version = "1.0.4";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/sortify/-/sortify-1.0.4.tgz";
+        sha1 = "f0178687c83231be8a34fc0ec5462ea957b60284";
+      };
+    };
+    "statuses-1.4.0" = {
+      name = "statuses";
+      packageName = "statuses";
+      version = "1.4.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/statuses/-/statuses-1.4.0.tgz";
+        sha512 = "zhSCtt8v2NDrRlPQpCNtw/heZLtfUDqxBM1udqikb/Hbk52LK4nQSwr10u77iopCW5LsyHpuXS0GnEc48mLeew==";
+      };
+    };
+    "stream-to-pull-stream-1.7.3" = {
+      name = "stream-to-pull-stream";
+      packageName = "stream-to-pull-stream";
+      version = "1.7.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/stream-to-pull-stream/-/stream-to-pull-stream-1.7.3.tgz";
+        sha512 = "6sNyqJpr5dIOQdgNy/xcDWwDuzAsAwVzhzrWlAPAQ7Lkjx/rv0wgvxEyKwTq6FmNd5rjTrELt/CLmaSw7crMGg==";
+      };
+    };
+    "tiny-each-async-2.0.3" = {
+      name = "tiny-each-async";
+      packageName = "tiny-each-async";
+      version = "2.0.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/tiny-each-async/-/tiny-each-async-2.0.3.tgz";
+        sha1 = "8ebbbfd6d6295f1370003fbb37162afe5a0a51d1";
+      };
+    };
+    "tweetnacl-0.12.2" = {
+      name = "tweetnacl";
+      packageName = "tweetnacl";
+      version = "0.12.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.12.2.tgz";
+        sha1 = "bd59f890507856fb0a1136acc3a8b44547e29ddb";
+      };
+    };
+    "tweetnacl-git+https://github.com/dchest/tweetnacl-js.git#v0.12.2" = {
+      name = "tweetnacl";
+      packageName = "tweetnacl";
+      version = "0.12.2";
+      src = fetchgit {
+        url = "https://github.com/dchest/tweetnacl-js.git";
+        rev = "8a21381d696acdc4e99c9f706f1ad23285795f79";
+        sha256 = "10f27b673944107995b3f6dcd65caecd705acdae9c37b7e79b810a8a72a40a31";
+      };
+    };
+    "type-is-1.6.18" = {
+      name = "type-is";
+      packageName = "type-is";
+      version = "1.6.18";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz";
+        sha512 = "TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==";
+      };
+    };
+    "ulimit-0.0.2" = {
+      name = "ulimit";
+      packageName = "ulimit";
+      version = "0.0.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ulimit/-/ulimit-0.0.2.tgz";
+        sha1 = "2b51f9dc8381ae4102636cec5eb338c2630588a0";
+      };
+    };
+    "ultron-1.1.1" = {
+      name = "ultron";
+      packageName = "ultron";
+      version = "1.1.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz";
+        sha512 = "UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og==";
+      };
+    };
+    "universalify-0.1.2" = {
+      name = "universalify";
+      packageName = "universalify";
+      version = "0.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz";
+        sha512 = "rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==";
+      };
+    };
+    "unpipe-1.0.0" = {
+      name = "unpipe";
+      packageName = "unpipe";
+      version = "1.0.0";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz";
+        sha1 = "b2bf4ee8514aae6165b4817829d21b2ef49904ec";
+      };
+    };
+    "utils-merge-1.0.1" = {
+      name = "utils-merge";
+      packageName = "utils-merge";
+      version = "1.0.1";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz";
+        sha1 = "9f95710f50a267947b2ccc124741c1028427e713";
+      };
+    };
+    "vary-1.1.2" = {
+      name = "vary";
+      packageName = "vary";
+      version = "1.1.2";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz";
+        sha1 = "2299f02c6ded30d4a5961b0b9f74524a18f634fc";
+      };
+    };
+    "ws-3.3.3" = {
+      name = "ws";
+      packageName = "ws";
+      version = "3.3.3";
+      src = fetchurl {
+        url = "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz";
+        sha512 = "nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==";
+      };
+    };
+  };
+in
+{
+  "cryptpad-git+https://github.com/xwiki-labs/cryptpad.git#4.5.0" = nodeEnv.buildNodePackage {
+    name = "cryptpad";
+    packageName = "cryptpad";
+    version = "4.5.0";
+    src = fetchgit {
+      url = "https://github.com/xwiki-labs/cryptpad.git";
+      rev = "719cea013da4f2ffb89f944b0974d2a42216d1f2";
+      sha256 = "1729698a1f74c3fc097ea6c8162b4adecc3de4d5ba89b12dba06b5a58559aa4a";
+    };
+    dependencies = [
+      sources."@mcrowe/minibloom-0.2.0"
+      sources."accepts-1.3.7"
+      sources."array-flatten-1.1.1"
+      sources."async-limiter-1.0.1"
+      sources."body-parser-1.18.3"
+      sources."bytes-3.0.0"
+      (sources."chainpad-crypto-0.2.5" // {
+        dependencies = [
+          sources."tweetnacl-git+https://github.com/dchest/tweetnacl-js.git#v0.12.2"
+        ];
+      })
+      sources."chainpad-server-5.1.0"
+      sources."content-disposition-0.5.2"
+      sources."content-type-1.0.4"
+      sources."cookie-0.3.1"
+      sources."cookie-signature-1.0.6"
+      sources."debug-2.6.9"
+      sources."depd-1.1.2"
+      sources."destroy-1.0.4"
+      sources."ee-first-1.1.1"
+      sources."encodeurl-1.0.2"
+      sources."escape-html-1.0.3"
+      sources."etag-1.8.1"
+      sources."express-4.16.4"
+      sources."finalhandler-1.1.1"
+      sources."forwarded-0.1.2"
+      sources."fresh-0.5.2"
+      sources."fs-extra-7.0.1"
+      sources."gar-1.0.4"
+      sources."get-folder-size-2.0.1"
+      sources."graceful-fs-4.2.6"
+      sources."http-errors-1.6.3"
+      sources."iconv-lite-0.4.23"
+      sources."inherits-2.0.3"
+      sources."ipaddr.js-1.9.1"
+      sources."jsonfile-4.0.0"
+      sources."lex-1.7.9"
+      sources."looper-3.0.0"
+      sources."media-typer-0.3.0"
+      sources."merge-descriptors-1.0.1"
+      sources."methods-1.1.2"
+      sources."mime-1.4.1"
+      sources."mime-db-1.47.0"
+      sources."mime-types-2.1.30"
+      sources."ms-2.0.0"
+      sources."negotiator-0.6.2"
+      sources."netflux-websocket-0.1.21"
+      sources."nthen-0.1.8"
+      sources."on-finished-2.3.0"
+      sources."parseurl-1.3.3"
+      sources."path-to-regexp-0.1.7"
+      sources."proxy-addr-2.0.6"
+      sources."pull-stream-3.6.14"
+      sources."qs-6.5.2"
+      sources."range-parser-1.2.1"
+      sources."raw-body-2.3.3"
+      sources."safe-buffer-5.1.2"
+      sources."safer-buffer-2.1.2"
+      sources."saferphore-0.0.1"
+      sources."send-0.16.2"
+      sources."serve-static-1.13.2"
+      sources."setprototypeof-1.1.0"
+      sources."sortify-1.0.4"
+      sources."statuses-1.4.0"
+      sources."stream-to-pull-stream-1.7.3"
+      sources."tiny-each-async-2.0.3"
+      sources."tweetnacl-0.12.2"
+      sources."type-is-1.6.18"
+      sources."ulimit-0.0.2"
+      sources."ultron-1.1.1"
+      sources."universalify-0.1.2"
+      sources."unpipe-1.0.0"
+      sources."utils-merge-1.0.1"
+      sources."vary-1.1.2"
+      sources."ws-3.3.3"
+    ];
+    buildInputs = globalBuildInputs;
+    meta = {
+      description = "realtime collaborative visual editor with zero knowlege server";
+      license = "AGPL-3.0+";
+    };
+    production = true;
+    bypassCache = true;
+    reconstructLock = true;
+  };
+}
diff --git a/pkgs/cryptpad/node-packages.json b/pkgs/cryptpad/node-packages.json
new file mode 100644
index 0000000..daef46d
--- /dev/null
+++ b/pkgs/cryptpad/node-packages.json
@@ -0,0 +1,3 @@
+[
+  { "cryptpad": "git+https://github.com/xwiki-labs/cryptpad.git#4.5.0" }
+]
diff --git a/pkgs/cryptpad/node-packages.nix b/pkgs/cryptpad/node-packages.nix
new file mode 100644
index 0000000..662d6a5
--- /dev/null
+++ b/pkgs/cryptpad/node-packages.nix
@@ -0,0 +1,17 @@
+# This file has been generated by node2nix 1.9.0. Do not edit!
+
+{pkgs ? import <nixpkgs> {
+    inherit system;
+  }, system ? builtins.currentSystem, nodejs ? pkgs."nodejs-12_x"}:
+
+let
+  nodeEnv = import ./node-env.nix {
+    inherit (pkgs) stdenv lib python2 runCommand writeTextFile;
+    inherit pkgs nodejs;
+    libtool = if pkgs.stdenv.isDarwin then pkgs.darwin.cctools else null;
+  };
+in
+import ./node-packages-generated.nix {
+  inherit (pkgs) fetchurl nix-gitignore stdenv lib fetchgit;
+  inherit nodeEnv;
+}
diff --git a/pkgs/default.nix b/pkgs/default.nix
index 25ff9d7..7c120a8 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -9,6 +9,7 @@ rec {
   boinctui = callPackage ./boinctui {};
   cnagios = callPackage ./cnagios { inherit mylibs; };
   commento = callPackage ./commento {};
+  cryptpad = callPackage ./cryptpad {};
   duply = callPackage ./duply {};
   flrn = callPackage ./flrn { inherit mylibs; slang = callPackage ./slang_1 {}; };
   genius = callPackage ./genius {};