darkkirb/composer2nix
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Add conversion routine for the path type

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Sander van der Burg 2017-07-12 21:45:13 +02:00
parent c46bf0a777
commit 9231062ceb
2 changed files with 18 additions and 6 deletions
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3
README.md
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@ -124,7 +124,8 @@ Limitations
=========== ===========
Currently, the state of this tool is that it is just a proof on concept Currently, the state of this tool is that it is just a proof on concept
implementation. As a result, it is lacking many features and probably buggy. implementation. As a result, it is lacking many features and probably buggy.
Most importantly, only the `zip`, `git`, and `hg` dependencies are supported. Most importantly, only the `path`, `zip`, `git`, and `hg` dependencies are
supported.
License License
======= =======

21
src/Composer2Nix/Generator.php
View file

@ -6,10 +6,16 @@ class Generator
{ {
private static function composeNixFilePath($path) private static function composeNixFilePath($path)
{ {
if((strlen($path) > 0 && substr($path, 0, 1) === "/") || (strlen($path) > 1 && substr($path, 0, 2) === "./")) // Prefix certain relative paths so that they are of the path type in the Nix expression language
return $path; if((strlen($path) > 0 && substr($path, 0, 1) === "/") || (strlen($path) > 1 && substr($path, 0, 2) === "./") || (strlen($path) > 2 && substr($path, 0, 3) === "../"))
$normalizedPath = $path;
else else
return "./".$path; $normalizedPath = "./".$path;
if(strpos($normalizedPath, ' ') === false)
return $normalizedPath; // Path names without spaces don't require any escaping
else
return '/. + "'.$normalizedPath.'"'; // Compose a path containing spaces
} }
private static function selectSourceObject($preferredInstall, $package) private static function selectSourceObject($preferredInstall, $package)
@ -50,12 +56,17 @@ class Generator
switch($sourceObj["type"]) switch($sourceObj["type"])
{ {
case "path":
fwrite($handle, ' "'.$package["name"].'" = '.Generator::composeNixFilePath($sourceObj['url']).';'."\n");
break;
case "zip": case "zip":
$hash = shell_exec('nix-prefetch-url "'.$sourceObj['url'].'"'); $hash = shell_exec('nix-prefetch-url "'.$sourceObj['url'].'"');
fwrite($handle, ' "'.$package["name"].'" = composerEnv.buildZipPackage {'."\n"); fwrite($handle, ' "'.$package["name"].'" = composerEnv.buildZipPackage {'."\n");
fwrite($handle, ' name = "'.strtr($package["name"], "/", "-").'-'.$sourceObj["reference"].'";'."\n"); fwrite($handle, ' name = "'.strtr($package["name"], "/", "-").'-'.$sourceObj["reference"].'";'."\n");
fwrite($handle, ' url = "'.$sourceObj["url"].'";'."\n"); fwrite($handle, ' url = "'.$sourceObj["url"].'";'."\n");
fwrite($handle, ' sha256 = "'.substr($hash, 0, -1).'";'."\n"); fwrite($handle, ' sha256 = "'.substr($hash, 0, -1).'";'."\n");
fwrite($handle, " };\n");
break; break;
case "git": case "git":
$outputStr = shell_exec('nix-prefetch-git "'.$sourceObj['url'].'" '.$sourceObj["reference"]); $outputStr = shell_exec('nix-prefetch-git "'.$sourceObj['url'].'" '.$sourceObj["reference"]);
@ -68,6 +79,7 @@ class Generator
fwrite($handle, ' url = "'.$sourceObj["url"].'";'."\n"); fwrite($handle, ' url = "'.$sourceObj["url"].'";'."\n");
fwrite($handle, ' rev = "'.$sourceObj["reference"].'";'."\n"); fwrite($handle, ' rev = "'.$sourceObj["reference"].'";'."\n");
fwrite($handle, ' sha256 = "'.$hash.'";'."\n"); fwrite($handle, ' sha256 = "'.$hash.'";'."\n");
fwrite($handle, " };\n");
break; break;
case "hg": case "hg":
$outputStr = shell_exec('nix-prefetch-hg "'.$sourceObj['url'].'" '.$sourceObj["reference"]); $outputStr = shell_exec('nix-prefetch-hg "'.$sourceObj['url'].'" '.$sourceObj["reference"]);
@ -80,11 +92,10 @@ class Generator
fwrite($handle, ' url = "'.$sourceObj["url"].'";'."\n"); fwrite($handle, ' url = "'.$sourceObj["url"].'";'."\n");
fwrite($handle, ' rev = "'.$sourceObj["reference"].'";'."\n"); fwrite($handle, ' rev = "'.$sourceObj["reference"].'";'."\n");
fwrite($handle, ' sha256 = "'.$hash.'";'."\n"); fwrite($handle, ' sha256 = "'.$hash.'";'."\n");
fwrite($handle, " };\n");
default: default:
throw new Exception("Cannot convert dependency of type: ".$sourceObj["type"]); throw new Exception("Cannot convert dependency of type: ".$sourceObj["type"]);
} }
fwrite($handle, " };\n");
} }
fwrite($handle, " };\n"); fwrite($handle, " };\n");