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   1  <?php
   2  
   3  /**
   4   * Validate whether an argument is a project node.
   5   *
   6   * This supports either numeric arguments (nid) or strings (project uri) and
   7   * converts either one into the project nid.  This validator also sets the
   8   * argument's title to the full title of the project node.
   9   */
  10  class project_plugin_argument_validate_project_nid extends views_plugin_argument_validate {
  11    function validate_argument($argument) {
  12      if (is_numeric($argument)) {
  13        $result = db_fetch_object(db_query(db_rewrite_sql("SELECT n.nid, n.title FROM {node} n WHERE n.nid = %d AND n.type = '%s'"), $argument, 'project_project'));
  14      }
  15      else {
  16        $result = db_fetch_object(db_query(db_rewrite_sql("SELECT n.nid, n.title FROM {node} n INNER JOIN {project_projects} p ON n.nid = p.nid WHERE p.uri ='%s'"), $argument));
  17      }
  18      if (!$result) {
  19        return FALSE;
  20      }
  21      $this->argument->argument = $result->nid;
  22      $this->argument->validated_title = check_plain($result->title);
  23      return TRUE;
  24    }
  25  }
  26