From 0b9522026acbad22ab52a18d1fba734869af7a18 Mon Sep 17 00:00:00 2001
From: Lucian Pricop <lucian@newro.co>
Date: Fri, 24 Apr 2020 15:25:01 +0300
Subject: [PATCH] added basic NIX scripts

---
 .gitignore             |   5 +
 composer-env.nix       | 238 +++++++++++++++++++++++++++++++++++++++++
 composer.json          |  66 ++++++++++++
 sandd-php-packages.nix |  17 +++
 sandd.nix              |  29 +++++
 5 files changed, 355 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 composer-env.nix
 create mode 100644 composer.json
 create mode 100644 sandd-php-packages.nix
 create mode 100644 sandd.nix

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b38118a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+# IntelliJ project files
+.idea
+*.iml
+out
+gen
diff --git a/composer-env.nix b/composer-env.nix
new file mode 100644
index 0000000..279b307
--- /dev/null
+++ b/composer-env.nix
@@ -0,0 +1,238 @@
+# This file originates from composer2nix
+
+{ stdenv, writeTextFile, fetchurl, php, unzip, phpPackages }:
+
+let
+  inherit (phpPackages) composer;
+  buildZipPackage = { name, src }:
+    stdenv.mkDerivation {
+      inherit name src;
+      buildInputs = [ unzip ];
+      buildCommand = ''
+        unzip $src
+        baseDir=$(find . -type d -mindepth 1 -maxdepth 1)
+        cd $baseDir
+        mkdir -p $out
+        mv * $out
+      '';
+    };
+
+  buildPackage =
+    { name
+    , src
+    , packages ? {}
+    , devPackages ? {}
+    , buildInputs ? []
+    , symlinkDependencies ? false
+    , executable ? false
+    , removeComposerArtifacts ? false
+    , postInstall ? ""
+    , noDev ? false
+    , unpackPhase ? "true"
+    , buildPhase ? "true"
+    , ...}@args:
+
+    let
+      reconstructInstalled = writeTextFile {
+        name = "reconstructinstalled.php";
+        executable = true;
+        text = ''
+          #! ${php}/bin/php
+          <?php
+          if(file_exists($argv[1]))
+          {
+              $composerLockStr = file_get_contents($argv[1]);
+
+              if($composerLockStr === false)
+              {
+                  fwrite(STDERR, "Cannot open composer.lock contents\n");
+                  exit(1);
+              }
+              else
+              {
+                  $config = json_decode($composerLockStr, true);
+
+                  if(array_key_exists("packages", $config))
+                      $allPackages = $config["packages"];
+                  else
+                      $allPackages = array();
+
+                  ${stdenv.lib.optionalString (!noDev) ''
+                    if(array_key_exists("packages-dev", $config))
+                        $allPackages = array_merge($allPackages, $config["packages-dev"]);
+                  ''}
+
+                  $packagesStr = json_encode($allPackages, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
+                  print($packagesStr);
+              }
+          }
+          else
+              print("[]");
+          ?>
+        '';
+      };
+
+      constructBin = writeTextFile {
+        name = "constructbin.php";
+        executable = true;
+        text = ''
+          #! ${php}/bin/php
+          <?php
+          $composerJSONStr = file_get_contents($argv[1]);
+
+          if($composerJSONStr === false)
+          {
+              fwrite(STDERR, "Cannot open composer.json contents\n");
+              exit(1);
+          }
+          else
+          {
+              $config = json_decode($composerJSONStr, true);
+
+              if(array_key_exists("bin-dir", $config))
+                  $binDir = $config["bin-dir"];
+              else
+                  $binDir = "bin";
+
+              if(array_key_exists("bin", $config))
+              {
+                  if(!file_exists("vendor/".$binDir))
+                      mkdir("vendor/".$binDir);
+
+                  foreach($config["bin"] as $bin)
+                      symlink("../../".$bin, "vendor/".$binDir."/".basename($bin));
+              }
+          }
+          ?>
+        '';
+      };
+
+      bundleDependencies = dependencies:
+        stdenv.lib.concatMapStrings (dependencyName:
+          let
+            dependency = dependencies.${dependencyName};
+          in
+          ''
+            ${if dependency.targetDir == "" then ''
+              vendorDir="$(dirname ${dependencyName})"
+              mkdir -p "$vendorDir"
+              ${if symlinkDependencies then
+                ''ln -s "${dependency.src}" "$vendorDir/$(basename "${dependencyName}")"''
+                else
+                ''cp -av "${dependency.src}" "$vendorDir/$(basename "${dependencyName}")"''
+              }
+            '' else ''
+              namespaceDir="${dependencyName}/$(dirname "${dependency.targetDir}")"
+              mkdir -p "$namespaceDir"
+              ${if symlinkDependencies then
+                ''ln -s "${dependency.src}" "$namespaceDir/$(basename "${dependency.targetDir}")"''
+              else
+                ''cp -av "${dependency.src}" "$namespaceDir/$(basename "${dependency.targetDir}")"''
+              }
+            ''}
+          '') (builtins.attrNames dependencies);
+
+      extraArgs = removeAttrs args [ "name" "packages" "devPackages" "buildInputs" ];
+    in
+    stdenv.mkDerivation ({
+      name = "composer-${name}";
+      buildInputs = [ php composer ] ++ buildInputs;
+
+      inherit unpackPhase buildPhase;
+
+      installPhase = ''
+        ${if executable then ''
+          mkdir -p $out/share/php
+          cp -av $src $out/share/php/$name
+          chmod -R u+w $out/share/php/$name
+          cd $out/share/php/$name
+        '' else ''
+          cp -av $src $out
+          chmod -R u+w $out
+          cd $out
+        ''}
+
+        # Remove unwanted files
+        rm -f *.nix
+
+        export HOME=$TMPDIR
+
+        # Remove the provided vendor folder if it exists
+        rm -Rf vendor
+
+        # If there is no composer.lock file, compose a dummy file.
+        # Otherwise, composer attempts to download the package.json file from
+        # the registry which we do not want.
+        if [ ! -f composer.lock ]
+        then
+            cat > composer.lock <<EOF
+        {
+            "packages": []
+        }
+        EOF
+        fi
+
+        # Reconstruct the installed.json file from the lock file
+        mkdir -p vendor/composer
+        ${reconstructInstalled} composer.lock > vendor/composer/installed.json
+
+        # Copy or symlink the provided dependencies
+        cd vendor
+        ${bundleDependencies packages}
+        ${stdenv.lib.optionalString (!noDev) (bundleDependencies devPackages)}
+        cd ..
+
+        # Reconstruct autoload scripts
+        # We use the optimize feature because Nix packages cannot change after they have been built
+        # Using the dynamic loader for a Nix package is useless since there is nothing to dynamically reload.
+        composer dump-autoload --optimize ${stdenv.lib.optionalString noDev "--no-dev"}
+
+        # Run the install step as a validation to confirm that everything works out as expected
+        composer install --optimize-autoloader ${stdenv.lib.optionalString noDev "--no-dev"}
+
+        ${stdenv.lib.optionalString executable ''
+          # Reconstruct the bin/ folder if we deploy an executable project
+          ${constructBin} composer.json
+          ln -s $(pwd)/vendor/bin $out/bin
+        ''}
+
+        ${stdenv.lib.optionalString (!symlinkDependencies) ''
+          # Patch the shebangs if possible
+          if [ -d $(pwd)/vendor/bin ]
+          then
+              # Look for all executables in bin/
+              for i in $(pwd)/vendor/bin/*
+              do
+                  # Look for their location
+                  realFile=$(readlink -f "$i")
+
+                  # Restore write permissions
+                  chmod u+wx "$(dirname "$realFile")"
+                  chmod u+w "$realFile"
+
+                  # Patch shebang
+                  sed -e "s|#!/usr/bin/php|#!${php}/bin/php|" \
+                      -e "s|#!/usr/bin/env php|#!${php}/bin/php|" \
+                      "$realFile" > tmp
+                  mv tmp "$realFile"
+                  chmod u+x "$realFile"
+              done
+          fi
+        ''}
+
+        if [ "$removeComposerArtifacts" = "1" ]
+        then
+            # Remove composer stuff
+            rm -f composer.json composer.lock
+        fi
+
+        # Execute post install hook
+        runHook postInstall
+    '';
+  } // extraArgs);
+in
+{
+  composer = stdenv.lib.makeOverridable composer;
+  buildZipPackage = stdenv.lib.makeOverridable buildZipPackage;
+  buildPackage = stdenv.lib.makeOverridable buildPackage;
+}
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..090fde5
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,66 @@
+{
+  "name": "laravel/laravel",
+  "description": "The Laravel Framework.",
+  "keywords": ["framework", "laravel"],
+  "license": "MIT",
+  "type": "project",
+  "require": {
+    "php": ">=7.1.3",
+    "doctrine/dbal": "^2.9",
+    "enqueue/amqp-bunny": "^0.10.0",
+    "enqueue/simple-client": "^0.10.0",
+    "fideloper/proxy": "~4.0",
+    "intervention/image": "^2.5",
+    "jasig/phpcas": "1.3.4",
+    "laravel/framework": "^5.7.7",
+    "laravel/tinker": "~1.0",
+    "maatwebsite/excel": "^3.1",
+    "subfission/cas": "2.0.9",
+    "symfony/process": "^4.4.1"
+  },
+  "require-dev": {
+    "beyondcode/laravel-er-diagram-generator": "^1.4",
+    "filp/whoops": "~2.0",
+    "fzaninotto/faker": "~1.4",
+    "mockery/mockery": "~1.0",
+    "phpunit/phpunit": "~7.0"
+  },
+  "autoload": {
+    "classmap": [
+      "database/seeds",
+      "database/factories"
+    ],
+    "psr-4": {
+      "App\\": "app/"
+    }
+  },
+  "autoload-dev": {
+    "psr-4": {
+      "Tests\\": "tests/"
+    }
+  },
+  "extra": {
+    "laravel": {
+      "dont-discover": [
+        "TelescopeServiceProvider"
+      ]
+    }
+  },
+  "scripts": {
+    "post-root-package-install": [
+      "@php -r \"file_exists('.env') || copy('.env.example', '.env');\""
+    ],
+    "post-create-project-cmd": [
+      "@php artisan key:generate"
+    ],
+    "post-autoload-dump": [
+      "Illuminate\\Foundation\\ComposerScripts::postAutoloadDump",
+      "@php artisan package:discover"
+    ]
+  },
+  "config": {
+    "preferred-install": "dist",
+    "sort-packages": true,
+    "optimize-autoloader": true
+  }
+}
diff --git a/sandd-php-packages.nix b/sandd-php-packages.nix
new file mode 100644
index 0000000..710e852
--- /dev/null
+++ b/sandd-php-packages.nix
@@ -0,0 +1,17 @@
+{composerEnv, fetchurl, fetchgit ? null, fetchhg ? null, fetchsvn ? null, noDev ? false, name ? "default"}:
+
+let
+  packages = {
+   # Add here any composer loaded dependency or use composer2nix to generate the list
+
+  };
+  devPackages = {};
+in
+composerEnv.buildPackage {
+  inherit packages devPackages noDev;
+  inherit name;
+  src = ./.;
+  executable = false;
+  symlinkDependencies = false;
+  meta = {};
+}
diff --git a/sandd.nix b/sandd.nix
new file mode 100644
index 0000000..5119047
--- /dev/null
+++ b/sandd.nix
@@ -0,0 +1,29 @@
+{ pkgs ? import <nixpkgs> {
+    inherit system;
+  }, system ? builtins.currentSystem
+}:
+let
+  name = "search-and-diplace";
+  inherit (pkgs) stdenv;
+  composerEnv = import ./composer-env.nix {
+    inherit (pkgs) stdenv writeTextFile fetchurl php unzip phpPackages;
+  };
+  phpPackage = import ./sandd-php-packages.nix {
+      inherit composerEnv;
+      inherit (pkgs) fetchurl fetchgit fetchhg fetchsvn;
+      noDev = true; # Disable development dependencies
+      inherit name;
+    };
+in
+with import (builtins.fetchurl https://github.com/searchanddisplace/searchanddisplace/raw/master/composer.json) {};
+phpPackage.override {
+  #buildCommand = ''
+  #    curl -o composer.json https://github.com/searchanddisplace/searchanddisplace/raw/master/composer.json
+  #'';
+  removeComposerArtifacts = true; # Remove composer configuration files
+  buildInputs = [ pkgs.git ]; # Add here any environment dependency
+  # Add below all lines of post installation instructions e.g ''npm install'' ?
+  postInstall = ''
+
+  '';
+}
\ No newline at end of file