{ lib, php, env, writeText, phpldapadmin, config }:
rec {
  activationScript = {
    deps = [ "httpd" ];
    text = ''
      install -m 0755 -o ${apache.user} -g ${apache.group} -d /var/lib/php/sessions/phpldapadmin
      '';
  };
  keys."webapps/tools-ldap" = {
    user = apache.user;
    group = apache.group;
    permissions = "0400";
    text = ''
      <?php
      $config->custom->appearance['show_clear_password'] = true;
      $config->custom->appearance['hide_template_warning'] = true;
      $config->custom->appearance['theme'] = "tango";
      $config->custom->appearance['minimalMode'] = false;
      $config->custom->appearance['tree'] = 'AJAXTree';

      $servers = new Datastore();

      $servers->newServer('ldap_pla');
      $servers->setValue('server','name','Immae&#x2019;s LDAP');
      $servers->setValue('server','host','ldaps://${env.ldap.host}');
      $servers->setValue('login','auth_type','cookie');
      $servers->setValue('login','bind_id','${env.ldap.dn}');
      $servers->setValue('login','bind_pass','${env.ldap.password}');
      $servers->setValue('appearance','pla_password_hash','ssha');
      $servers->setValue('login','attr','uid');
      $servers->setValue('login','fallback_dn',true);
      '';
  };
  webRoot = phpldapadmin.override { config = config.secrets.fullPaths."webapps/tools-ldap"; };
  apache = rec {
    user = "wwwrun";
    group = "wwwrun";
    modules = [ "proxy_fcgi" ];
    webappName = "tools_ldap";
    root = "/run/current-system/webapps/${webappName}";
    vhostConf = socket: ''
      Alias /ldap "${root}"
      <Directory "${root}">
        DirectoryIndex index.php
        <FilesMatch "\.php$">
          SetHandler "proxy:unix:${socket}|fcgi://localhost"
        </FilesMatch>

        AllowOverride None
        Require all granted
      </Directory>
      '';
  };
  phpFpm = rec {
    serviceDeps = [ "openldap.service" ];
    basedir = builtins.concatStringsSep ":" [ webRoot config.secrets.fullPaths."webapps/tools-ldap" ];
    pool = {
      "listen.owner" = apache.user;
      "listen.group" = apache.group;
      "pm" = "ondemand";
      "pm.max_children" = "60";
      "pm.process_idle_timeout" = "60";

      # Needed to avoid clashes in browser cookies (same domain)
      "php_value[session.name]" = "LdapPHPSESSID";
      "php_admin_value[open_basedir]" = "${basedir}:/tmp:/var/lib/php/sessions/phpldapadmin";
      "php_admin_value[session.save_path]" = "/var/lib/php/sessions/phpldapadmin";
    };
  };
}