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ARC_rdf_store_ask_handler.php in Taxonomy import/export via XML 6

Same filename and directory in other branches
  1. 5.2 arc/ARC_rdf_store_ask_handler.php
  2. 5 arc/ARC_rdf_store_ask_handler.php
  3. 6.2 arc/ARC_rdf_store_ask_handler.php

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arc/ARC_rdf_store_ask_handler.php
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<?php

/*
appmosphere RDF classes (ARC): http://www.appmosphere.com/en-arc

Copyright (c) 2006 appmosphere web applications, Germany. All Rights Reserved.
This work is distributed under the W3C(r) Software License [1] in the hope
that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
[1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231

ns sk                       http://www.appmosphere.com/ns/site_kit#
ns doap                     http://usefulinc.com/ns/doap#
sk:className                ARC_rdf_store_select_handler
doap:name                   ARC RDF Store SELECT query handler
doap:license                http://www.appmosphere.com/en-arc_license
doap:programming-language   PHP
doap:maintainer             Benjamin Nowack
doap:shortdesc              This class handles SPARQL ASK queries 
//release
doap:created                2006-04-19
doap:revision               0.1.0
//changelog
sk:releaseChanges           2006-04-19: release 0.1.0
*/
class ARC_rdf_store_ask_handler {
  var $version = "0.1.0";
  function __construct(&$api) {
    $this->api =& $api;
    $this->config = $this->api
      ->get_config();
  }
  function ARC_rdf_store_ask_handler(&$api) {
    $this
      ->__construct($api);
  }

  /*					*/
  function get_result($args = "") {

    /* infos, result_type (xml|json|sql|plain|bool), result_type_args() */
    if (!isset($args["infos"])) {
      return array(
        "result" => "",
        "error" => "missing parameter 'infos'",
      );
    }
    $args["result_type"] = isset($args["result_type"]) ? $args["result_type"] : "xml";
    $result_type = $args["result_type"];

    /* rewrite to sql */
    if (!($rewriter = $this->api
      ->get_sparql2sql_rewriter())) {
      return $this->api
        ->get_default_error();
    }
    $sql = $rewriter
      ->get_sql($args);
    if (is_array($sql) && ($error = $sql["error"])) {
      return $sql;
    }
    if ($result_type == "sql") {
      return array(
        "result" => $sql,
        "error" => "",
      );
    }

    /* run query */
    $t1 = $this->api
      ->get_mtime();
    if ($this->config["store_type"] != "basic") {
      $this->api
        ->create_merge_tables();
    }
    if (!($rs = mysql_query($sql))) {
      return array(
        "result" => "",
        "error" => mysql_error(),
      );
    }
    $t2 = $this->api
      ->get_mtime();
    $dur = $t2 - $t1;

    /* result */
    $mthd = "get_" . $result_type . "_result";
    if (method_exists($this, $mthd)) {
      $args["rs"] =& $rs;
      $sub_result = $this
        ->{$mthd}($args);
      @mysql_free_result($rs);
      return array(
        "result" => $sub_result["result"],
        "error" => $sub_result["error"],
        "headers" => isset($sub_result["headers"]) ? $sub_result["headers"] : array(),
        "query_time" => $dur,
      );
    }
    @mysql_free_result($rs);

    /* unsupported result type */
    return array(
      "result" => false,
      "error" => "Unsupported result type '" . rawurlencode($result_type) . "'",
      "headers" => array(),
      "query_time" => $dur,
    );
  }

  /*					*/
  function get_plain_result($args = "") {
    $rs = isset($args["rs"]) ? $args["rs"] : false;
    $result = $rs && ($row = mysql_fetch_array($rs)) && $row["success"] ? "1" : "0";
    return array(
      "result" => $result,
      "error" => "",
    );
  }
  function get_bool_result($args = "") {
    $rs = isset($args["rs"]) ? $args["rs"] : false;
    $result = $rs && ($row = mysql_fetch_array($rs)) && $row["success"] ? true : false;
    return array(
      "result" => $result,
      "error" => "",
    );
  }
  function get_xml_result($args = "") {
    $nl = "\n";
    $ind = " ";
    $rs = isset($args["rs"]) ? $args["rs"] : false;
    $code = '' . '<?xml version="1.0" ?>' . $nl . '<sparql xmlns="http://www.w3.org/2005/sparql-results#">' . $nl . $ind . '<head>' . $nl . $ind . '</head>' . $nl . $ind . '<boolean>' . '';
    $code .= $rs && ($row = mysql_fetch_array($rs)) && $row["success"] ? "true" : "false";
    $code .= '' . '</boolean>' . $nl . '</sparql>' . '';
    return array(
      "result" => $code,
      "error" => "",
    );
  }
  function get_json_result($args = "") {
    $nl = "\n";
    $ind = " ";
    $rs = isset($args["rs"]) ? $args["rs"] : false;
    $jsonp = isset($args["result_type_args"]["jsonp"]) ? $args["result_type_args"]["jsonp"] : false;
    $code = '' . '{' . $nl . $ind . 'head: {}' . ',' . $nl . $ind . 'boolean: ' . '';
    $code .= $rs && ($row = mysql_fetch_array($rs)) && $row["success"] ? "true" : "false";
    $code .= $nl . '}';
    $result = $jsonp ? $jsonp . '(' . $code . ')' : $code;
    return array(
      "result" => $code,
      "error" => "",
    );
  }

}

Classes

Namesort descending Description
ARC_rdf_store_ask_handler