rss2html.php

RSS to html

  // Check variables that could be used if URL wrapper are disable or not working
  if (isset($GLOBALS["XMLFILE"])) {
    $XMLfilename = $GLOBALS["XMLFILE"];
  }
  if (isset($GLOBALS["TEMPLATE"])) {
    $TEMPLATEfilename = $GLOBALS["TEMPLATE"];
  }
  if (isset($GLOBALS["FeedTitleLength"])) {
    $limitFeedTitleLength = abs($GLOBALS["FeedTitleLength"]);
  }
  if (isset($GLOBALS["FeedDescriptionLength"])) {
    $limitFeedDescriptionLength = abs($GLOBALS["FeedDescriptionLength"]);
  }
  if (isset($GLOBALS["ItemTitleLength"])) {
    $limitItemTitleLength = abs($GLOBALS["ItemTitleLength"]);
  }
  if (isset($GLOBALS["ItemDescriptionLength"])) {
    $limitItemDescriptionLength = abs($GLOBALS["ItemDescriptionLength"]);
  }
  if (isset($GLOBALS["MAXITEMS"])) {
    $FeedMaxItems = $GLOBALS["MAXITEMS"];
  }
  if (isset($GLOBALS["NOFUTUREITEMS"])) {
    $NoFutureItems = TRUE;
  }

  
  if (isset($_REQUEST["XMLFILE"])) {
    if (stristr($_REQUEST["XMLFILE"], "file"."://")) {
      // Not allowed
      ;
    }
    elseif (stristr($_REQUEST["XMLFILE"], "://")) {
      if ($fileAccessLevel == -1) {
        echo "Configuration setting prohibit using remote files, exiting\n";
        return;
      } else {
        // URL files are allowed
        $XMLfilename = $_REQUEST["XMLFILE"];
      }
    } else {
      if (($fileAccessLevel == 1) || ($fileAccessLevel == -1)) {
        if (FeedForAll_rss2html_validExtension(basename($_REQUEST["XMLFILE"]), $allowedFeedExtensions) === FALSE) {
          echo "Configuration setting prohibit using the specified feed file, exiting\n";
          return;
        }
        $XMLfilename = basename($_REQUEST["XMLFILE"]);
      }
      elseif ($fileAccessLevel == 2) {
        echo "Configuration setting prohibit using local files, exiting\n";
        return;
      } else {
        // It is local and must be in the same directory
        $XMLfilename = basename($_REQUEST["XMLFILE"]);
      }
    }
  }

  if (isset($_REQUEST["TEMPLATE"])) {
    if (stristr($_REQUEST["TEMPLATE"], "file"."://")) {
      // Not allowed
      ;
    }
    elseif (stristr($_REQUEST["TEMPLATE"], "://")) {
      if ($fileAccessLevel == -1) {
        echo "Configuration setting prohibit using remote files, exiting\n";
        return;
      } else {
        // URL files are allowed
        $TEMPLATEfilename = $_REQUEST["TEMPLATE"];
      }
    } else {
      if (($fileAccessLevel == 1) || ($fileAccessLevel == -1)) {
        if (FeedForAll_rss2html_validExtension(basename($_REQUEST["TEMPLATE"]), $allowedTemplateExtensions) === FALSE) {
          echo "Configuration setting prohibit using the specified template file, exiting\n";
          return;
        }
        $TEMPLATEfilename = basename($_REQUEST["TEMPLATE"]);
      }
      elseif ($fileAccessLevel == 2) {
        echo "Configuration setting prohibit using local files, exiting\n";
        return;
      } else {
        // It is local and must be in the same directory
        $TEMPLATEfilename = basename($_REQUEST["TEMPLATE"]);
      }
    }
  }

  if (isset($_REQUEST["FeedTitleLength"])) {
    $limitFeedTitleLength = abs($_REQUEST["FeedTitleLength"]);
  }
  if (isset($_REQUEST["FeedDescriptionLength"])) {
    $limitFeedDescriptionLength = abs($_REQUEST["FeedDescriptionLength"]);
  }
  if (isset($_REQUEST["ItemTitleLength"])) {
    $limitItemTitleLength = abs($_REQUEST["ItemTitleLength"]);
  }
  if (isset($_REQUEST["ItemDescriptionLength"])) {
    $limitItemDescriptionLength = abs($_REQUEST["ItemDescriptionLength"]);
  }

  //
  // Maximum number of items to be displayed
  //
  if (isset($_REQUEST["MAXITEMS"])) {
    $FeedMaxItems = $_REQUEST["MAXITEMS"];
  }
  if (isset($_REQUEST["NOFUTUREITEMS"])) {
    $NoFutureItems = TRUE;
  }

  if (isset($outputCacheTTL) && function_exists("FeedForAll_scripts_readOutputCacheFile") && (($cacheContents = FeedForAll_scripts_readOutputCacheFile($XMLfilename, $TEMPLATEfilename)) !== FALSE)) {
    if (!headers_sent()) {
      // Send the Content-Type to force $destinationEncoding
      header("Content-Type: text/html; charset=$destinationEncoding");
    }
    echo $cacheContents;
  } else {
    if (($template = FeedForAll_scripts_readFile($TEMPLATEfilename, $useFopenURL)) === FALSE) {
      if (!isset($hideErrors)) {
        if ($ReadErrorString == "") {
          echo "Unable to open template $TEMPLATEfilename, exiting\n";
        } else {
          echo "Unable to open template $TEMPLATEfilename with error <b>$ReadErrorString</b>, exiting\n";
        }
      }
      return;
    }
    if (FeedForAll_rss2html_isTemplate($template) === FALSE) {
      if (!isset($hideErrors)) {
        echo "$TEMPLATEfilename is not a valid rss2html.php template file, exiting\n";
      }
      return;
    }

    if (strstr($template, "~~~NoFutureItems~~~")) {
      $NoFutureItems = TRUE;
    }

    if (($XML = FeedForAll_scripts_readFile($XMLfilename, $useFopenURL, $allowCachingXMLFiles)) === FALSE) {
      if (!isset($hideErrors)) {
        if ($ReadErrorString == "") {
          echo "Unable to open RSS Feed $XMLfilename, exiting\n";
        } else {
          echo "Unable to open RSS Feed $XMLfilename with error <b>$ReadErrorString</b>, exiting\n";
        }
      }
      return;
    }

    if (strstr(trim($XML), "<?xml") === FALSE) {
      $XML = "<?xml version=\"1.0\"?>\n$XML";
    }
    $XML = strstr(trim($XML), "<?xml");
    $XML = FeedForAll_preProcessXML($XML);
    if (($convertedXML = FeedForAll_scripts_convertEncoding($XML, $missingEncodingDefault, $destinationEncoding)) === FALSE) {
      // Conversions failed, probably becasue it was wrong or the routines were missing
      $convertedXML = $XML;
      $xml_parser = xml_parser_create();
    } else {
      $xml_parser = xml_parser_create($destinationEncoding);
    }

    $rss_parser = new baseParserClass("rss2html");
    $rss_parser->noFutureItems = $NoFutureItems;
    $rss_parser->wholeString = $convertedXML;
    xml_set_object($xml_parser, $rss_parser);
    xml_set_element_handler($xml_parser, "startElement", "endElement");
    xml_set_character_data_handler($xml_parser, "characterData");
    xml_parser_set_option($xml_parser, XML_OPTION_CASE_FOLDING,1);
    $parseResult = xml_parse($xml_parser, $convertedXML, TRUE);
    if ($parseResult == 0) {
      if (!isset($hideErrors)) {
        $errorCode = xml_get_error_code($xml_parser);
        echo "\$errorCode = $errorCode<br>\n";
        echo "xml_error_string() = ".xml_error_string($errorCode)."<br>\n";
        echo "xml_get_current_line_number() = ".xml_get_current_line_number($xml_parser)."<br>\n";
        echo "xml_get_current_column_number() = ".xml_get_current_column_number($xml_parser)."<br>\n";
        echo "xml_get_current_byte_index() = ".xml_get_current_byte_index($xml_parser)."<br>\n";
      }
    } else {
      xml_parser_free($xml_parser);

      // make sure the channel contentEncoded is not blank
      if ($rss_parser->FeedContentEncoded == "") {
        $rss_parser->FeedContentEncoded = $rss_parser->FeedDescription;
      }
      $template = FeedForAll_rss2html_str_replace("~~~FeedXMLFilename~~~", FeedForAll_rss2html_EscapeLink($XMLfilename), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedTitle~~~", FeedForAll_rss2html_limitLength($rss_parser->FeedTitle, $limitFeedTitleLength), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedDescription~~~", FeedForAll_rss2html_limitLength($rss_parser->FeedDescription, $limitFeedDescriptionLength), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedContentEncoded~~~", $rss_parser->FeedContentEncoded, $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedLink~~~", FeedForAll_rss2html_EscapeLink($rss_parser->FeedLink), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedPubDate~~~", $rss_parser->FeedPubDate, $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedPubLongDate~~~", date($LongDateFormat, $rss_parser->FeedPubDate_t), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedPubShortDate~~~", date($ShortDateFormat, $rss_parser->FeedPubDate_t), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedPubLongTime~~~", date($LongTimeFormat, $rss_parser->FeedPubDate_t), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedPubShortTime~~~", date($ShortTimeFormat, $rss_parser->FeedPubDate_t), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedImageUrl~~~", FeedForAll_rss2html_EscapeLink($rss_parser->FeedImageURL), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedImageTitle~~~", $rss_parser->FeedImageTitle, $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedImageLink~~~", FeedForAll_rss2html_EscapeLink($rss_parser->FeedImageLink), $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedImageDescription~~~", $rss_parser->FeedImageDescription, $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedImageHeight~~~", $rss_parser->FeedImageWidth, $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedImageWidth~~~", $rss_parser->FeedImageWidth, $template);
      $template = FeedForAll_rss2html_str_replace("~~~FeedCreativeCommons~~~", FeedForAll_rss2html_EscapeLink($rss_parser->FeedCreativeCommons), $template);
      if (FeedForAll_parseExtensions() === TRUE) {
        $template = FeedForAll_parseExtensions_replaceInChannel($rss_parser, $template);
      }

      $match = NULL;

      $template = str_replace("~~~NoFutureItems~~~", "", $template);

      //
      // Sort by PubDate if requested
      if (strstr($template, "~~~SortByPubDate~~~")) {
        $template = str_replace("~~~SortByPubDate~~~", "", $template);

        for ($x = 0; $x < count($rss_parser->Items)-1; $x++) {
          for ($y = $x+1; $y < count($rss_parser->Items); $y++) {
            if ($rss_parser->Items[$x]->pubDate_t < $rss_parser->Items[$y]->pubDate_t) {
              // Swap them
              $swapTemp = $rss_parser->Items[$x]; $rss_parser->Items[$x] = $rss_parser->Items[$y]; $rss_parser->Items[$y] = $swapTemp;
            }
          }
        }
      }

      if (isset($debugLevel) && ($debugLevel >= 3)) {
        echo "DIAG: adding to items, count=".count($rss_parser->Items)."<br>\n";
      }
      
      // The the maximum items requested
      if (strstr($template, "~~~FeedMaxItems=")) {
        // Limit the maximun number of items displayed
        if (preg_match("/~~~FeedMaxItems=([0-9-]*)~~~/", $template, $match) !== FALSE) {
          if (($match[0] != "") && ($match[1] != "")) {
            $FeedMaxItems = $match[1];
            $template = str_replace("~~~FeedMaxItems=$match[1]~~~", "", $template);
            if (abs($FeedMaxItems) > count($rss_parser->Items)) {
              if ($FeedMaxItems > 0) {
                $FeedMaxItems = count($rss_parser->Items);
              } else {
                $FeedMaxItems = -count($rss_parser->Items);
              }
            }
          }
        }
      }

      if (!function_exists("FeedForALL_rss2html_replaceInItem")) {
        Function FeedForALL_rss2html_replaceInItem($source, $currentItem) {
          GLOBAL $limitFeedTitleLength;
          GLOBAL $limitFeedDescriptionLength;
          GLOBAL $limitItemTitleLength;
          GLOBAL $limitItemDescriptionLength;
          GLOBAL $LongDateFormat;
          GLOBAL $ShortDateFormat;
          GLOBAL $LongTimeFormat;
          GLOBAL $ShortTimeFormat;
          GLOBAL $XMLfilename;

          $item = FeedForAll_rss2html_str_replace("~~~ItemTitle~~~", FeedForAll_rss2html_limitLength($currentItem->title, $limitItemTitleLength), $source);
          $item = FeedForAll_rss2html_str_replace("~~~ItemDescription~~~", FeedForAll_rss2html_limitLength($currentItem->description, $limitItemDescriptionLength), $item);
          $item = FeedForAll_rss2html_str_replace("~~~ItemEnclosureLengthFormatted~~~", FeedForAll_rss2html_sizeToString($currentItem->enclosureLength), $item);
          $item = FeedForAll_rss2html_str_replace("~~~ItemPubLongDate~~~", date($LongDateFormat, $currentItem->pubDate_t), $item);
          $item = FeedForAll_rss2html_str_replace("~~~ItemPubShortDate~~~", date($ShortDateFormat, $currentItem->pubDate_t), $item);
          $item = FeedForAll_rss2html_str_replace("~~~ItemPubLongTime~~~", date($LongTimeFormat, $currentItem->pubDate_t), $item);
          $item = FeedForAll_rss2html_str_replace("~~~ItemPubShortTime~~~", date($ShortTimeFormat, $currentItem->pubDate_t), $item);

          $knownFields = $currentItem->getArrayOfFields();
          foreach ($knownFields as $field) {
            $item = FeedForAll_rss2html_str_replace($field, $currentItem->getValueOf($field), $item);
          }

          $item = FeedForAll_rss2html_CreateUniqueLink($currentItem->title, $currentItem->description, $currentItem->link, $currentItem->guid, $XMLfilename, $item);
          if (FeedForAll_parseExtensions() === TRUE) {
            $item = FeedForAll_parseExtensions_replaceInItem($currentItem, $item);
          }
          return FeedForAll_rss2html_AddIdentity($item);
        }
      }

      //
      // Allow access to the number of times that will be processed in the feed
      $template = FeedForAll_rss2html_str_replace("~~~NumberOfFeedItems~~~", min(abs($FeedMaxItems), count($rss_parser->Items)), $template);

      //
      // Find the string, if it exists, between the ~~~EndItemsRecord~~~ and ~~~BeginItemsRecord~~~
      //
      while ((strstr($template, "~~~BeginItemsRecord~~~")) !== FALSE) {
        $match = NULL;
        $allitems = NULL;
        $loop_limit = min(abs($FeedMaxItems), count($rss_parser->Items));
        if (($parts = split("~~~BeginItemsRecord~~~", $template)) !== FALSE) {
          if (($parts = split("~~~EndItemsRecord~~~", $parts[1])) !== FALSE) {
            $WholeBlock = $parts[0];
            //
            // Check for ~~~BeginAlternateItemsRecord~~~
            //
            if (strstr($WholeBlock, "~~~BeginAlternateItemsRecord~~~")) {
              $parts = split("~~~BeginAlternateItemsRecord~~~", $WholeBlock);
              $block1 = $parts[0];
              $block2 = $parts[1];
            } else {
              $block1 = $WholeBlock;
              $block2 = $WholeBlock;
            }
            if ($FeedMaxItems < 0) {
              for ($x = count($rss_parser->Items)-1; $x >= count($rss_parser->Items) + $FeedMaxItems; $x--) {
                $allitems .= FeedForALL_rss2html_replaceInItem($block1, $rss_parser->Items[$x]);
                $x--;
                if ($x >= count($rss_parser->Items) + $FeedMaxItems) {
                  //