BibtexParserCsv.php

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<?php



include_once("BibtexItem.php");

class BibtexParserCsv
{
  public $items = array();

  private $fileContent = "";

  function __construct($content)
  {
    $this->fileContent = $content;

    // Parse the CSV file
    $this->parse();
  }

  function __destruct() { }

  private function parse()
  {
    $itemsLines = explode("\n", $this->fileContent);

    $uniqueID = "";
    $item;
    $currentType = "";

    foreach($itemsLines as $line)
    {
      $propertyValue = explode("\t", $line);

      $propertyValue[0] = strtolower($propertyValue[0]);

      // Transformation of some properties
      if($currentType == "person")
      {
        switch($propertyValue[0])
        {
          case "title":
            $propertyValue[0] = "name";
          break;
        }
      }

      if($currentType == "subject")
      {
        switch($propertyValue[0])
        {
          case "title":
            $propertyValue[0] = "subjectTitle";
          break;
        }
      }

      if($propertyValue[0] == "id_local")
      {
        if(isset($item) && count($item) > 0)
        {
          $this->items[$uniqueID] = $item;
        }

        $item = new BibtexItem();

        $uniqueID = $propertyValue[1];
        $item->addID($uniqueID);
      }
      else if($propertyValue[0] == "bibtype")
      {
        $propertyValue[1] = strtolower($propertyValue[1]);

        $item->addType($propertyValue[1]);
        $currentType = $propertyValue[1];
      }
      else if($propertyValue[0] == "author")
      {
        $authors = "";

        preg_match_all("|\"#(.*)\"|U", $propertyValue[1], $matches);

        foreach($matches[1] as $author)
        {
          if($authors != "")
          {
            $authors .= ",";
          }

          $authors .= $author;
        }

        $item->addProperty($propertyValue[0], $authors);
      }
      else
      {
        $process = TRUE;

        // Cleaning
        if($propertyValue[0] == "subject")
        {
          $propertyValue[0] = "subjects";
        }

        if($propertyValue[0] == "subjects")
        {
          $propertyValue[1] = str_replace(" ", ",", $propertyValue[1]);
        }

        if(($propertyValue[0] == "bibliography" || $propertyValue[0] == "honor" || $propertyValue[0] == "image"
          || $propertyValue[0] == "biography" || $propertyValue[0] == "memorial") && strlen($propertyValue[1]) > 0)
        {
          $pos = strpos($propertyValue[1], "href=\"");

          if($pos)
          {
            $pos2 = strpos($propertyValue[1], "\"", $pos + 6);
          }

          if($pos && $pos2)
          {
            $propertyValue[1] = substr($propertyValue[1], $pos + 6, $pos2 - 9);
          }
        }

        if($propertyValue[0] == "publisher")
        {
          $propertyValue[1] = strip_tags($propertyValue[1]);
        }

        if($propertyValue[0] == "sici")
        {
          $propertyValue[1] = str_replace(array ("<", ">"), array ("&lt;", "&gt;"), $propertyValue[1]);
        }

        if($propertyValue[0] == "dates")
        {
          $dates = explode("--", $propertyValue[1]);

          $item->addProperty("born_date", $dates[0]);
          $item->addProperty("death_date", $dates[1]);

          $process = FALSE;
        }

        // Adding
        if($process && $propertyValue[0] != "")
        {
          $item->addProperty($propertyValue[0], $propertyValue[1]);
        }
      }
    }
  }
}



?>