function ARC_rdfxml_parser::handle_open_1 in Taxonomy import/export via XML 6.2

Same name and namespace in other branches

1. 5.2 arc/ARC_rdfxml_parser.php \ARC_rdfxml_parser::handle_open_1()
2. 5 arc/ARC_rdfxml_parser.php \ARC_rdfxml_parser::handle_open_1()
3. 6 arc/ARC_rdfxml_parser.php \ARC_rdfxml_parser::handle_open_1()

1 call to ARC_rdfxml_parser::handle_open_1()

ARC_rdfxml_parser::handle_open in arc/ARC_rdfxml_parser.php

File

arc/ARC_rdfxml_parser.php, line 365

Class

ARC_rdfxml_parser

Code

function handle_open_1($tag, $attrs) {
  $xml = "http://www.w3.org/XML/1998/namespace";
  $rdf = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";

  /* rdf:RDF */
  if ($tag === $rdf . " RDF") {

    /* lang */
    $this->xml_lang = isset($attrs[$xml . " lang"]) && ($xml_lang = $attrs[$xml . " lang"]) ? $xml_lang : $this->xml_lang;

    /* base */
    if (isset($attrs[$xml . " base"]) && ($xml_base = $attrs[$xml . " base"])) {
      $this
        ->set_base($xml_base);
    }
    return true;
  }
  $cur_s = array();

  /* base */
  if (isset($attrs[$xml . " base"]) && ($xml_base = $attrs[$xml . " base"])) {
    $cur_s["xml_base"] = $this
      ->calc_base($xml_base);
  }
  elseif ($prev_s =& $this->subjs[$this->s_count - 1]) {

    /* s is an o, too */
    if ($p_xml_base = $prev_s["p_xml_base"]) {
      $cur_s["xml_base"] = $p_xml_base;
    }
    elseif ($xml_base = $prev_s["xml_base"]) {
      $cur_s["xml_base"] = $xml_base;
    }
  }
  else {

    /* top level node */
    $cur_s["xml_base"] = $this->xml_base;
  }

  /* lang */
  if (isset($attrs[$xml . " lang"]) && ($xml_lang = $attrs[$xml . " lang"])) {
    $cur_s["xml_lang"] = $xml_lang;
  }
  elseif ($prev_s =& $this->subjs[$this->s_count - 1]) {

    /* s is an o, too */
    if ($p_xml_lang = $prev_s["p_xml_lang"]) {
      $cur_s["xml_lang"] = $p_xml_lang;
    }
    elseif ($xml_lang = $prev_s["xml_lang"]) {
      $cur_s["xml_lang"] = $xml_lang;
    }
  }
  else {

    /* top level node */
    $cur_s["xml_lang"] = $this->xml_lang;
  }

  /* rdf:ID */
  if (isset($attrs[$rdf . " ID"]) && ($rdf_id = $attrs[$rdf . " ID"])) {
    $cur_s["type"] = "uri";
    $cur_s["uri"] = $this
      ->calc_uri($cur_s, $rdf_id, "ID");
  }
  elseif (isset($attrs[$rdf . " about"])) {
    $cur_s["type"] = "uri";
    $uri = $attrs[$rdf . " about"];
    $cur_s["uri"] = $this
      ->calc_uri($cur_s, $uri, "about");
  }
  else {
    $cur_s["type"] = "bnode";

    /* rdf:nodeID */
    if (isset($attrs[$rdf . " nodeID"]) && ($rdf_nodeID = $attrs[$rdf . " nodeID"])) {
      $cur_s["bnode_id"] = "_:" . $rdf_nodeID;
    }
    else {

      /* create bnode_id */
      $cur_s["bnode_id"] = $this
        ->create_bnode_id();
    }
  }

  /* typed node */
  if ($tag != $rdf . " Description") {
    $this
      ->add_triple($cur_s, $rdf . "type", array(
      "type" => "uri",
      "uri" => str_replace(" ", "", $tag),
    ));
  }

  /* (additional) typing attr */
  if (isset($attrs[$rdf . " type"]) && ($rdf_type = $attrs[$rdf . " type"])) {
    $this
      ->add_triple($cur_s, $rdf . "type", array(
      "type" => "uri",
      "uri" => $rdf_type,
    ));
  }

  /* Seq|Bag|Alt */
  $cur_s["li_count"] = 0;

  /* rdf:li elements can exist in any description element */
  if ($tag === $rdf . " Seq" || $tag === $rdf . " Bag" || $tag === $rdf . " Alt") {
    $cur_s["sba"] = true;
  }

  /* any other attrs (qualified, but not from rdf skip_terms or xml namespace) */
  $cur_lang = $this
    ->get_cur_lang($cur_s);
  foreach ($attrs as $k => $v) {
    if (strpos($k, $xml) === false && strpos($k, " ") !== false) {
      if (strpos($k, $rdf) === false) {
        $this
          ->add_triple($cur_s, str_replace(" ", "", $k), array(
          "type" => "literal",
          "val" => $v,
          "lang" => $cur_lang,
        ));
      }
      elseif (!in_array($k, $this->skip_terms)) {

        /* add, but may warn */
        $this
          ->add_triple($cur_s, str_replace(" ", "", $k), array(
          "type" => "literal",
          "val" => $v,
          "lang" => $cur_lang,
        ));
      }
    }
  }
  $this
    ->push_s($cur_s);
  $this->state = 2;
}