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/src/includes/search/ -> functions.php (source)

   1  <?php
   2  
   3  /**
   4   * bbPress Search Functions
   5   *
   6   * @package bbPress
   7   * @subpackage Functions
   8   */
   9  
  10  // Exit if accessed directly
  11  defined( 'ABSPATH' ) || exit;
  12  
  13  /** Query *********************************************************************/
  14  
  15  /**
  16   * Run the search query
  17   *
  18   * @since 2.3.0 bbPress (r4579)
  19   *
  20   * @param mixed $new_args New arguments
  21   * @return bool False if no results, otherwise if search results are there
  22   */
  23  function bbp_search_query( $new_args = array() ) {
  24  
  25      // Existing arguments
  26      $query_args = bbp_get_search_query_args();
  27  
  28      // Merge arguments
  29      if ( ! empty( $new_args ) ) {
  30          $new_args   = bbp_parse_args( $new_args, array(), 'search_query' );
  31          $query_args = array_merge( $query_args, $new_args );
  32      }
  33  
  34      return bbp_has_search_results( $query_args );
  35  }
  36  
  37  /**
  38   * Return the search query args
  39   *
  40   * @since 2.3.0 bbPress (r4579)
  41   *
  42   * @return array Query arguments
  43   */
  44  function bbp_get_search_query_args() {
  45  
  46      // Get search terms
  47      $search_terms = bbp_get_search_terms();
  48      $retval       = ! empty( $search_terms )
  49          ? array( 's' => $search_terms )
  50          : array();
  51  
  52      // Filter & return
  53      return apply_filters( 'bbp_get_search_query_args', $retval );
  54  }
  55  
  56  /**
  57   * Redirect to search results page if needed
  58   *
  59   * @since 2.4.0 bbPress (r4928)
  60   *
  61   * @return If a redirect is not needed
  62   */
  63  function bbp_search_results_redirect() {
  64  
  65      // Bail if not a search request action
  66      if ( empty( $_GET['action'] ) || ( 'bbp-search-request' !== $_GET['action'] ) ) {
  67          return;
  68      }
  69  
  70      // Bail if not using pretty permalinks
  71      if ( ! bbp_use_pretty_urls() ) {
  72          return;
  73      }
  74  
  75      // Get the redirect URL
  76      $redirect_to = bbp_get_search_results_url();
  77      if ( empty( $redirect_to ) ) {
  78          return;
  79      }
  80  
  81      // Redirect and bail
  82      bbp_redirect( $redirect_to );
  83  }
  84  
  85  /**
  86   * Return an array of search types
  87   *
  88   * @since 2.6.0 bbPress (r6903)
  89   *
  90   * @return array
  91   */
  92  function bbp_get_search_type_ids() {
  93      return apply_filters( 'bbp_get_search_types', array( 's', 'fs', 'ts', 'rs' ) );
  94  }
  95  
  96  /**
  97   * Sanitize a query argument used to pass some search terms.
  98   *
  99   * Accepts a single parameter to be used for forums, topics, or replies.
 100   *
 101   * @since 2.6.0 bbPress (r6903)
 102   *
 103   * @param string $query_arg s|fs|ts|rs
 104   *
 105   * @return mixed
 106   */
 107  function bbp_sanitize_search_request( $query_arg = 's' ) {
 108  
 109      // Define allowed keys
 110      $allowed = bbp_get_search_type_ids();
 111  
 112      // Bail if not an allowed query string key
 113      if ( ! in_array( $query_arg, $allowed, true ) ) {
 114          return false;
 115      }
 116  
 117      // Get search terms if requested
 118      $terms = ! empty( $_REQUEST[ $query_arg ] )
 119          ? $_REQUEST[ $query_arg ]
 120          : false;
 121  
 122      // Bail if query argument does not exist
 123      if ( empty( $terms ) ) {
 124          return false;
 125      }
 126  
 127      // Maybe implode if an array
 128      if ( is_array( $terms ) ) {
 129          $terms = implode( ' ', $terms );
 130      }
 131  
 132      // Sanitize
 133      $retval = sanitize_title( trim( $terms ) );
 134  
 135      // Filter & return
 136      return apply_filters( 'bbp_sanitize_search_request', $retval, $query_arg );
 137  }


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