nixpkgs/pkgs/development/interpreters/php_configurable/default.nix

let version = "5.2.6"; in

args: with args;

let inherit (args.composableDerivation) composableDerivation edf wwf; in

composableDerivation {
  initial = fixed : {

    name = "php_configurable-${version}";

    buildInputs = ["flex" "bison" "pkgconfig"];

    flags = {

# much left to do here...

      # SAPI modules:
      
        apxs2 = {
          configureFlags = ["--with-apxs2=${apacheHttpd}/bin/apxs"];
          buildInputs = [apacheHttpd];
        };

        # Extensions

        curl = {
          configureFlags = ["--with-curl=${args.curl}" "--with-curlwrappers"];
          buildInputs = [curl];
        };
        
        zlib = {
          configureFlags = ["--with-zlib=${args.zlib}"];
          buildInputs = [zlib];
        };

        libxml2 = {
          configureFlags = ["--with-libxml-dir=${libxml2}"];
          buildInputs = [ libxml2 ];
        };
      
        postgresql = {
          configureFlags = ["--with-pgsql=${postgresql}"];
          buildInputs = [ postgresql ];
        };
      
        mysql = {
          configureFlags = ["--with-mysql=${mysql}"];
          buildInputs = [ mysql ];
        };

        mysqli = {
          configureFlags = ["--with-mysqli=${mysql}/bin/mysql_config"];
          buildInputs = [ mysql];
        };

        mysqli_embedded = {
          configureFlags = ["--enable-embedded-mysqli"];
          depends = "mysqli";
          assertion = fixed.mysqliSupport;
        };

        pdo_mysql = {
          configureFlags = ["--with-pdo-mysql=${mysql}"];
          buildInputs = [ mysql ];
        };
      
        bcmath = {
          configureFlags = ["--enable-bcmath"];
        };

        gd = {
          configureFlags = ["--with-gd=${args.gd}"];
          buildInputs = [gd];
        };

        sockets = {
          configureFlags = ["--enable-sockets"];
        };

        openssl = {
          configureFlags = ["--with-openssl=${args.openssl}"];
          buildInputs = ["openssl"];
        };

        mbstring = {
          configureFlags = ["--enable-mbstring"];
        };

        /*
           Building xdebug withing php to be able to add the parameters to the ini file.. Ther should be a better way
          meta = {
                  description = "debugging support for PHP";
                  homepage = http://xdebug.org;
                  license = "based on the PHP license - as is";
                  };
        */
        xdebug = {
          buildInputs = [ automake autoconf ];
          xdebug_src = args.fetchurl {
            name = "xdebug-2.0.2.tar.gz";
            url = "http://xdebug.org/link.php?url=xdebug202";
            sha256 = "1h0bxvf8krr203fmk1k7izrrr81gz537xmd3pqh4vslwdlbhrvic";
          };
        };
      };

    cfg = {
      mysqlSupport = true;
      mysqliSupport = true;
      pdo_mysqlSupport = true;
      libxml2Support = true;
      apxs2Support = true;
      bcmathSupport = true;
      socketsSupport = true;
      curlSupport = true;
      gettextSupport = true;
      postgresqlSupport = true;
      zlibSupport = true;
      opnesslSupport = true;
      xdebugSupport = true;
      mbstringSupport = true;
    };

    configurePhase = ''
      iniFile=$out/etc/$name.ini
      [[ -z "$libxml2" ]] || export PATH=$PATH:$libxml2/bin
      ./configure --with-config-file-scan-dir=/etc --with-config-file-path=$out/etc --prefix=$out  $configureFlags
      echo configurePhase end
    '';

    installPhase = ''
      unset installPhase; installPhase;
      cp php.ini-recommended $iniFile

      # Now Let's build xdebug if flag has been given
      # TODO I think there are better paths than the given below
      if [ -n $flag_set_xdebug ]; then
        PATH=$PATH:$out/bin
        tar xfz $xdebug_src;
        cd xdebug*
        phpize
        ./configure --prefix=$out
        make
        ensureDir $out/lib; cp modules/xdebug.so $out/lib
        cat >> $out/etc/php.ini << EOF
          zend_extension="$out/lib/xdebug.so"
          zend_extension_ts="$out/lib/xdebug.so"
          zend_extension_debug="$out/lib/xdebug.so"
          xdebug.remote_enable=true
          xdebug.remote_host=127.0.0.1
          xdebug.remote_port=9000
          xdebug.remote_handler=dbgp
          xdebug.profiler_enable=0
          xdebug.profiler_output_dir="/tmp/xdebug"
          xdebug.remote_mode=req
          max_execution_time = 300
          date.timezone = UTC
    EOF
      fi
    '';

    src = args.fetchurl {
      url = "http://nl.php.net/get/php-${version}.tar.bz2/from/this/mirror";
      md5 = "7380ffecebd95c6edb317ef861229ebd";
      name = "php-${version}.tar.bz2";
    };

    meta = {
      description = "The PHP language runtime engine";
      homepage = http://www.php.net/;
      license = "PHP-3";
    };

    patches = [./fix.patch];

  };

}