forena.module in Forena Reports 8

File

forena.module

<?php

use Drupal\forena\FrxAPI;
use Drupal\forena\FrxData;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
define('FRX_SQL_REWRITE_EXP', '/\\[[^\\n^\\r^\\]]+\\]/');
define('FRX_SQL_TOKEN', '/(?<!(:|[a-zA-Z]|[0-9]|[_\\.])):[a-zA-Z]([a-zA-Z]|[0-9]|[_\\.])+/');

/**
 * Implements hook_library_info_build().
 */
function forena_library_info_build() {
  $libraries = [];
  $skins = \Drupal\forena\ReportManager::instance()
    ->skins();
  foreach ($skins as $skin_name => $skin_label) {
    $skin = \Drupal\forena\Skin::instance($skin_name);
    if ($skin->library) {
      $libraries["skin.{$skin_name}"] = $skin->library;
    }
  }
  return $libraries;
}

/**
 * Try and locate a library in common paths.
 * @TODO: Move this to a method on the AppService class.
 */
function forena_library_file($library) {
  $libraries = array(
    'dataTables' => 'dataTables/media/js/jquery.dataTables.min.js',
    'mpdf' => 'mpdf/mpdf.php',
    'SVGGraph' => 'SVGGraph/SVGGraph.php',
    'prince' => 'prince/prince.php',
  );
  $path = isset($libraries[$library]) && file_exists('libraries/' . $libraries[$library]) ? 'libraries/' . $libraries[$library] : '';
  return $path;
}

/**
 * Auto complete for categories
 *
 */
function forena_categories_autocomplete($string = '') {
  require_once 'forena.admin.inc';
  $categories = @forena_get_categories($string);
  print drupal_json_output($categories);
}

/**
 * Implementation of hook_perm
 *
 * @return unknown
 */
function forena_permission() {
  $perms = array(
    'administer forena reports' => array(
      'title' => t('Administer Forena Reports'),
    ),
    'list reports' => array(
      'title' => t('List reports'),
    ),
    'create any report' => array(
      'title' => t('Create a report'),
    ),
    'design any report' => array(
      'title' => t('Design reports'),
    ),
    'delete report' => array(
      'title' => t('Delete reports'),
    ),
    'perform email merge' => array(
      'title' => t('Peform email merge'),
    ),
    'access forena block xml' => array(
      'title' => t('Access data from data blocks directly'),
      'description' => t('Useful for ajax calls to data blocks'),
    ),
  );
  foreach (FrxAPI::RepoMan()->repositories as $repos => $conf) {
    $name = $conf['title'] ? $conf['title'] : $repos;
    $perms['access ' . $repos . ' data'] = array(
      'title' => 'Access ' . $name . ' Data',
    );
  }
  return $perms;
}
function forena_user_access_check($right) {

  // Get the current user
  $user = \Drupal::currentUser();

  // Check for permission
  return $user
    ->hasPermission(trim($right));
}
function forena_user_reports($category = '') {
  require_once 'forena.common.inc';
  $output = '';
  $categories = forena_get_user_reports($category);
  $report_repos = \Drupal::config('forena.settings')
    ->get('forena_path');
  if (!$categories) {
    $output = 'No Reports Found';
  }
  $links = '';
  foreach ($categories as $category => $reports) {
    $links .= '<li><a href="#' . urlencode($category) . '">' . $category . '</a></li> ';
    $output .= '<h3 id="' . urlencode($category) . '">' . $category . '</h3>';
    $output .= '<ul>';
    foreach ($reports as $r) {

      // @FIXME Provide a valid URL, generated from a route name, as the second argument to l(). See https://www.drupal.org/node/2346779 for more information.
      // $output .= '<li>' . l($r['title'], $report_repos . '/' . str_replace('/', '.', $r['report_name'])) . '</li>';
    }
    $output .= '</ul>';
  }
  return $output;
}

/**
 * Tries to load data tables libary and other libraries that help.
 */
function forena_include_data_tables() {
  static $init = FALSE;
  if (!$init) {
    $init = TRUE;
    $lib = 'sites/all/libraries/dataTables/media/js/jquery.dataTables.min.js';
    if (file_exists($lib)) {
      drupal_add_js($lib);
    }
    $lib = 'sites/all/libraries/FixedColumns/media/js/FixedColumns.min.js';
    if (file_exists($lib)) {
      drupal_add_js($lib);
    }
    $lib = 'sites/all/libraries/FixedHeader/js/FixedHeader.min.js';
    if (file_exists($lib)) {
      drupal_add_js($lib);
    }
  }
}

/**
 * Load and render a report based on a drupal path.
 * In this function the arglist is used to get the full path to the report.
 *
 * @return array|string
 *   Report contents. 
 */
function forena_report($name_in, $parms = NULL, $print = TRUE, $filename = '') {
  require_once 'forena.common.inc';
  $desc = FrxAPI::Menu()
    ->parseURL($name_in);
  $time = @new DateTime($value);
  $desc['time'] = date_format($time, 'Y-m-d H:i:s');
  $desc['basepath'] = base_path();
  $desc['path'] = $desc['basepath'] . FrxAPI::File()
    ->directory(FrxAPI::File()
    ->path($desc['filename'], TRUE));
  $desc['theme'] = $desc['basepath'] . drupal_get_path('theme', \Drupal::theme()
    ->getActiveTheme()
    ->getName());
  $format = $desc['format'];
  if (!$desc['exists']) {
    \Drupal::logger('error')
      ->error('Report %s not found', array(
      '%s' => $name_in,
    ));
    if ($print) {
      throw new NotFoundHttpException();
    }
    return '';
  }
  FrxData::instance()
    ->setContext('cookie', $_COOKIE);
  FrxData::instance()
    ->setContext('report', $desc);
  $report_name = $desc['name'];

  // Load dataTable plugin if possible.

  //forena_include_data_tables();
  $content = FrxAPI::Editor($name_in, FALSE)
    ->report($parms, $print, FALSE, $filename);
  if ($format == 'web' && $print) {
    $content['#attached']['css'][] = drupal_get_path('module', 'forena') . '/forena.css';
  }
  $m_path = drupal_get_path('module', 'forena');
  if ($content) {

    // This has been deprecated, but we'll eave it in for now.
    $content['#attached']['js'][] = $m_path . '/forena.js';
  }
  if (!$print && is_array($content)) {
    return drupal_render($content['content']);
  }
  return $content;
}

/**
 * Render report as an inlcude.  Don't perform the output fuctnions for the document
 * @param $report_name String
 * @param $parms array of parameters to include
 * @return string 
 *   String representation of inlcuded report. 
 */
function forena_report_include($report_name, $parms = array()) {
  $output = '';
  require_once 'forena.common.inc';
  $desc = FrxAPI::Menu()
    ->parseURL($report_name);
  $name = $desc['name'];
  $r = @FrxReportGenerator::instance()
    ->get_report($name, $parms);
  if (!$r || !$r->rpt_xml) {
    return '';
  }

  //check for default parameters
  $r
    ->processParameters();
  $format = $desc['format'];
  $r
    ->render($format, FALSE);
  $o = FrxAPI::Document($format);
  if ($o) {
    $output = $o
      ->render($r, $format, array());
  }
  return $output;
}

/**
 * Menu callback for rendering the forena report.
 */
function forena_report_menu_callback() {
  $args = func_get_args();
  $path = array_shift($args);
  $report_name = array_shift($args);
  $parms = $_GET;
  unset($parms['q']);
  $menu_parms = array();
  $tokens = FrxAPI::Menu()
    ->tokens($path);
  if ($args && $tokens) {
    foreach ($args as $i => $value) {
      @($menu_parms[$tokens[$i]] = $value);
    }
  }
  FrxAPI::Data()
    ->setContext('menu-parms', $menu_parms);
  $parms = array_merge($parms, $menu_parms);
  return forena_report($report_name, $parms);
}

/**
 * Used in hook_menu to test access to menu items.
 * @param $checks array key value of callbacks and args to check.
 * @return bool 
 *   FALSE implies access should be denied. 
 */
function forena_check_all_access($checks) {

  // Check each callback function to see if we have an error.
  $access = FALSE;

  // Check each callback function to see if we have an error.
  if ($checks) {
    foreach ($checks as $provider => $callbacks) {
      foreach ($callbacks as $callback => $args) {
        if ($callback) {
          foreach ($args as $arg) {
            if (function_exists($callback) && $arg) {
              $a = $callback($arg);
              if ($a) {
                $access = TRUE;
              }
            }
            else {
              $access = TRUE;
            }
          }
        }
        else {
          $access = TRUE;
        }
      }
    }
  }
  return $access;
}

/**
 * Callback for setting international titles
 * @param $report_name string name of report
 * @param $use_menu_title boolean indicate wether to use menu title attribute.
 * @return string 
 *   title of report. 
 */
function forena_report_title_callback($report_name, $use_menu_title = TRUE) {
  $title = '';
  $info = FrxAPI::File()
    ->getReportCacheInfo($report_name);
  if ($info) {
    $title = $use_menu_title && $info && isset($info->cache['menu']['title']) ? $info->cache['menu']['title'] : $info->cache['title'];
  }
  return $title;
}

/**
 * Render report with some data
 *
 * @param string $report
 * @param string $format
 * @param mixed $data
 * @return unknown
 */
function forena_render_report($report, $format = '', $data = '', $options = array(), $print = TRUE) {
  require_once 'forena.common.inc';
  $o = forena_report_object($report, $data);
  $output = $o
    ->render($format, $print);

  //If a format was requested render a custom non-drupal document
  if ($format && $format != 'web') {
    $output = FrxReportGenerator::instance()
      ->generate_doc($format, $output, $options, $print);
  }
  return $output;
}

/**
 * Self register plugins with forena.
 *
 */
function forena_forena_plugins() {
  $path = drupal_get_path('module', 'forena');
  $plugins['FrxPDO'] = array(
    'parent' => 'DriverBase',
    'class' => '\\Drupal\\forena\\DataProviders\\FrxPDO',
  );
  $plugins['FrxOracle'] = array(
    'parent' => 'DriverBase',
    'class' => '\\Drupal\\forena\\DataProviders\\FrxOracle',
  );
  $plugins['FrxDrupal'] = array(
    'parent' => 'DriverBase',
    'class' => '\\Drupal\\forena\\DataProviders\\FrxDrupal',
  );
  $plugins['FrxFiles'] = array(
    'parent' => 'DriverBase',
    'class' => '\\Drupal\\forena\\DataProviders\\FrxFiles',
  );
  $plugins['FrxPostgres'] = array(
    'class' => '\\Drupal\\forena\\DataProviders\\FrxPostgres',
    'parent' => 'DriverBase',
  );
  $plugins['FrxMSSQL'] = array(
    'file' => 'plugins/FrxMSSQL.inc',
    'parent' => 'DriverBase',
    'class' => '\\Drupal\\fornea\\DataProviders\\FrxMSSQL',
  );

  // Normally you wouldn't do this but I wanted to make the FrxReport sytax work.
  $plugins['FrxReport'] = array(
    'file' => 'plugins/FrxReport.inc',
    'parent' => 'FrxContext',
    'class' => 'FrxReport',
  );
  return $plugins;
}

/**
 * Self register controls with forena.
 *
 */
function forena_forena_controls() {
  $controls[] = array(
    'class' => '\\Drupal\\forena\\Plugin\\FrxControls',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\Plugin\\FrxDrupalControls',
  );
  $controls[] = array(
    'class' => 'FrxSection',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxCrosstab',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxEmailMerge',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxFieldTable',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxRenderer',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxTable',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxMergeDocument',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxSource',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxXML',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxInclude',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxMyReports',
  );
  $controls[] = array(
    'class' => '\\Drupal\\forena\\FrxPlugin\\Renderer\\FrxParameterForm',
  );
  $controls[] = array(
    'file' => 'Renderer/FrxTitle.inc',
    'class' => 'FrxTitle',
  );
  if (forena_library_file('SVGGraph')) {
    $controls[] = array(
      'file' => 'Renderer/FrxSVGGraph.inc',
      'class' => 'FrxSVGGraph',
    );
  }
  return $controls;
}

/**
 * Load the report repository path
 *
 * @return unknown
 */
function forena_report_path() {
  return FrxAPI::File()->dir;
}

/**
 * Rename function for backwards compatibility
 */
function forena_current_user_uid() {
  return forena_current_user_id();
}

/**
 * Helper function for current user for the drupal instance
 *
 * @return unknown
 */
function forena_current_user_id() {
  return \Drupal::currentUser()
    ->id();
}

/**
 * Helper function for current user for the drupal instance
 *
 * @return unknown
 */
function forena_current_user_name() {
  $user = \Drupal::currentUser();
  if (isset($user->name)) {
    return $user->name;
  }
  else {
    return NULL;
  }
}

/**
 * Implememntation of hook_filter
 */
function forena_filter_info() {
  $filters['forena_report'] = array(
    'title' => t('Embed Forena Reports'),
    'description' => t('Allows you to embed a report in a text'),
    'process callback' => '_forena_filter_process',
    'cache' => FALSE,
  );
  return $filters;
}

/**
 * Process tag replacement for xml filters
 */
function _forena_filter_process($text = '') {
  require_once 'forena.admin.inc';
  global $language;

  // initial Parameters
  $in_parms = array();
  $in_parms = $_GET;

  // Find the instances of [xmlreport:view,
  if (preg_match_all("/\\[report?:?([^\\]]+)\\]/i", $text, $match)) {
    foreach ($match[1] as $idx => $value) {
      $parms = array();

      // Separate view from parmeters
      @(list($report_name, $parmsStr) = explode(':', $value));

      // Get any static parmeters
      $pairs = explode(',', $parmsStr);
      if ($pairs) {
        foreach ($pairs as $pair) {
          @(list($key, $value) = explode('=', $pair));
          $parms[$key] = $value;
        }
      }
      $parms = array_merge($parms, $in_parms);

      // Render it
      $output = forena_report($report_name, $parms, FALSE);

      // Finally replace the parameters
      $find[] = $match[0][$idx];
      $replace[] = $output;
    }
    return str_replace($find, $replace, $text);
  }

  // If we didn't find anything return the text.
  return $text;
}

/**
 * Impementation of hook_mail
 * Builds an email to send when mailing large numbers of users.
 */
function forena_mail($key, &$message, $parms) {
  switch ($key) {
    case 'mailmerge':
      $message['subject'] = $parms['subject'];
      $body = $parms['body'];
      $message['body'][] = $body;
      if (isset($parms['headers'])) {
        $message['headers'] += $parms['headers'];
      }
      $htmlmail = FALSE;
      break;
  }
}

/**
 * Make sure a drectory exists in the report path prior to save.
 *
 * @param $fullpath Full path to the drectory to be copied
 * @param $recursive Whether we are in a recursive call.
 * @return bool 
 *   Indicates whether the directory exists. 
 */
function _forena_verify_directory($fullpath, $recursive = FALSE) {
  static $path = '';
  $success = TRUE;
  if (!$recursive) {
    $path = forena_report_path();
    if (!is_writable($path)) {
      drupal_set_message(t('Report directory %s is not modifiable', array(
        '%s' => $path,
      )), 'error', FALSE);
      return FALSE;
    }
  }
  @(list($dir, $file) = explode('/', $fullpath, 2));
  $path .= '/' . $dir;

  // Path
  if (!file_exists($path) && $file) {
    @mkdir($path);
    if (!@is_writable($path)) {
      drupal_set_message(t('Error creating directory %path', array(
        '%path' => $path,
      )), 'error');
      return FALSE;
    }
  }

  // Recurse to next file.
  if ($file && strpos($file, '/')) {
    _forena_verify_directory($file, TRUE);
  }
  return TRUE;
}

/**
 * Recursively ,  all report files from the source directory to the destination directory
 * @param $src_dir  Source directory to copy files from
 * @return int 
 *   Number of reports reverted. 
 */
function _forena_revert_reports($subdir = '') {
  static $cnt = 0;
  $cnt++;
  if ($cnt > 100) {
    return 0;
  }
  $i = 0;
  $src_dir = rtrim(FrxAPI::File()->dir, '/');
  if ($subdir) {
    $src_dir .= '/' . $subdir;
  }
  $d = dir($src_dir);
  while ($d && false !== ($rpt_file = $d
    ->read())) {
    $src_file = $d->path . '/' . $rpt_file;
    if (strpos($rpt_file, '.') !== 0 && is_file($src_file)) {
      $filename = $subdir ? "{$subdir}/{$rpt_file}" : $rpt_file;
      $i += FrxAPI::File()
        ->revert($filename);
    }
    else {
      if (strpos($rpt_file, '.') !== 0) {

        // Recurse into sub directory
        $dir = $subdir ? $subdir . '/' . $rpt_file : $rpt_file;
        $i += _forena_revert_reports($dir);
      }
    }
  }
  if ($d) {
    $d
      ->close();
  }
  return $i;
}

/**
 *
 * Enter description here ...
 * @param $copy_reports If true, reports will by re-copied from
 *         module source files to destination.
 */
function forena_sync_reports($copy_reports = FALSE) {
  if ($copy_reports) {
    $i = _forena_revert_reports();
    if ($i > 0) {
      drupal_set_message($i . ' reports reverted');
    }
  }
}
function forena_theme() {
  return array(
    'forena_web_report' => array(
      'variables' => array(
        'doc_types' => NULL,
        'parameters' => NULL,
        'content' => NULL,
      ),
    ),
    'forena_inline_form_element' => array(
      'render element' => 'element',
      'file' => 'forena.common.inc',
    ),
    'forena_inline_field' => array(
      'render element' => 'field',
      'file' => 'forena.common.inc',
    ),
    'forena_fieldset_template' => array(
      'render element' => 'fieldset',
      'file' => 'forena.common.inc',
    ),
    'forena_data_table' => array(
      'file' => 'forena.common.inc',
      'variables' => array(
        'header' => NULL,
        'data' => NULL,
      ),
    ),
    'forena_report_parameters_form' => array(
      'file' => 'forena.report.inc',
      'render element' => 'form',
    ),
    'forena_element_draggable' => array(
      'file' => 'forena.report.inc',
      'render element' => 'element',
    ),
  );
}

/**
 * Default theme function for forena web reports.
 * @param $variables Array of variables to theme
 * @return string 
 *   themed output of web report. 
 * @TODO: Remove? 
 */
function theme_forena_web_report($variables) {
  $output = '';
  if (@$variables['parameters']) {
    $output .= '<div id="forena-parameters">' . $variables['parameters'] . '</div>';
  }
  if (@$variables['doc_links']) {
    $output .= "<div id='forena-doc-links'>" . $variables['doc_links'] . '</div>';
  }
  $output .= '<div class="forena-report">' . $variables['content'] . '</div>';
  return $output;
}

/**
 * Iemplents hook_views_api
 * @return multitype:number The Ambigous <The, string>
 */
function forena_views_api() {
  return array(
    'api' => 3,
    'path' => drupal_get_path('module', 'forena'),
    'template path' => drupal_get_path('module', 'forena'),
  );
}

/**
 * Implements hook_feeds_plugins().
 */
function forena_feeds_plugins() {
  module_load_include('inc', 'forena', 'feeds/forena_feeds');
  return _forena_feeds_plugins();
}

/**
 * Implements hook_bean_types_api_info().
 */
function forena_bean_types_api_info() {
  return array(
    'api' => 4,
  );
}

/**
 * Implements hook_bean_types().
 */
function forena_bean_types() {
  $plugins = array();
  $plugin_path = drupal_get_path('module', 'forena') . '/bean';
  $plugins['forena'] = array(
    'label' => t('Forena report'),
    'description' => t('Display a report.'),
    'handler' => array(
      'class' => 'FrxBean',
      'parent' => 'bean',
      'path' => $plugin_path,
      'file' => 'FrxBean.inc',
    ),
    'path' => $plugin_path,
    'file' => 'FrxBean.inc',
  );
  return $plugins;
}

/**
 * Function to reflect back forms that are built by classes
 * @param $formid
 * @param $form_state form state array
 * @param $form array of form elements to be reflected
 * @return array 
 *   form definition. 
 */
function forena_form_reflector($formid, &$form_state, $form) {
  return $form;
}
function forena_requirements($phase) {
  $requirements = array();
  switch ($phase) {
    case 'runtime':
      $writeable = is_writable(\Drupal\forena\File\ReportFileSystem::instance()->dir);
      if (!$writeable) {
        $requirements['fornea_writable'] = array(
          'title' => 'Forena Report Directory',
          'value' => \Drupal\forena\File\ReportFileSystem::instance()->dir,
          'severity' => REQUIREMENT_ERROR,
          'description' => t('The directory must be writable by the web user in order to create custom reports. '),
        );
      }
      $req = array(
        'severity' => REQUIREMENT_INFO,
        'requirement',
      );
      $libraries = array(
        'dataTables',
        'mpdf',
        'prince',
        'SVGGraph',
      );
      foreach ($libraries as $lib) {
        $requirements['forena_' . $lib] = $req;
        $requirements['forena_' . $lib]['title'] = "Forena {$lib} support";
        $requirements['forena_' . $lib]['value'] = forena_library_file($lib) ? t('Enabled') : t('Not Enabled:');
        $requirements['forena_' . $lib]['severity'] = forena_library_file($lib) ? REQUIREMENT_OK : REQUIREMENT_INFO;
      }
      if (!\Drupal::moduleHandler()
        ->moduleExists('forena_pdf')) {
        unset($requirements['forena_prince']);
        unset($requirements['forena_mpdf']);
      }
      break;
  }
  return $requirements;
}

/**
 * Custom override of machine_name validate that does not include
 * @param unknown $element
 * @param unknown $form_state
 */
function forena_machine_name_validate($element, &$form_state) {

  // Verify that the machine name not only consists of replacement tokens.
  if (preg_match('@^' . $element['#machine_name']['replace'] . '+$@', $element['#value'])) {
    form_error($element, t('The machine-readable name must contain unique characters.'));
  }

  // Verify that the machine name contains no disallowed characters.
  if (preg_match('@' . $element['#machine_name']['replace_pattern'] . '@', $element['#value'])) {
    if (!isset($element['#machine_name']['error'])) {

      // Since a hyphen is the most common alternative replacement character,
      // a corresponding validation error message is supported here.
      if ($element['#machine_name']['replace'] == '-') {
        form_error($element, t('The machine-readable name must contain only letters, numbers, and hyphens.'));
      }
      else {
        form_error($element, t('The machine-readable name must contain only letters, numbers, and underscores.'));
      }
    }
    else {
      form_error($element, $element['#machine_name']['error']);
    }
  }
}
function forena_process_machine_name($element, &$form_state) {
  $element['#machine_name']['replace_pattern'] = '[^A-Za-z0-9_\\.\\/]+';
  return $element;
}

/**
 * Create a derivative to the machine name field with relaxed restrictions.
 * @return multitype:boolean string NULL number multitype:string
 */
function forena_element_info() {
  $types['forena_machine_name'] = array(
    '#input' => TRUE,
    '#element_validate' => array(
      'forena_machine_name_validate',
    ),
    '#default_value' => NULL,
    '#size' => 60,
    '#maxlength' => 64,
    '#required' => TRUE,
    '#autocomplete_path' => FALSE,
    '#process' => array(
      'form_process_machine_name',
      'forena_process_machine_name',
      'ajax_process_form',
    ),
    '#theme_wrappers' => array(
      'form_element',
    ),
    '#theme' => 'textfield',
  );
  return $types;
}

Functions

Name	Description
forena_bean_types	Implements hook_bean_types().
forena_bean_types_api_info	Implements hook_bean_types_api_info().
forena_categories_autocomplete	Auto complete for categories
forena_check_all_access	Used in hook_menu to test access to menu items.
forena_current_user_id	Helper function for current user for the drupal instance
forena_current_user_name	Helper function for current user for the drupal instance
forena_current_user_uid	Rename function for backwards compatibility
forena_element_info	Create a derivative to the machine name field with relaxed restrictions.
forena_feeds_plugins	Implements hook_feeds_plugins().
forena_filter_info	Implememntation of hook_filter
forena_forena_controls	Self register controls with forena.
forena_forena_plugins	Self register plugins with forena.
forena_form_reflector	Function to reflect back forms that are built by classes
forena_include_data_tables	Tries to load data tables libary and other libraries that help.
forena_library_file	Try and locate a library in common paths. @TODO: Move this to a method on the AppService class.
forena_library_info_build	Implements hook_library_info_build().
forena_machine_name_validate	Custom override of machine_name validate that does not include
forena_mail	Impementation of hook_mail Builds an email to send when mailing large numbers of users.
forena_permission	Implementation of hook_perm
forena_process_machine_name
forena_render_report	Render report with some data
forena_report	Load and render a report based on a drupal path. In this function the arglist is used to get the full path to the report.
forena_report_include	Render report as an inlcude. Don't perform the output fuctnions for the document
forena_report_menu_callback	Menu callback for rendering the forena report.
forena_report_path	Load the report repository path
forena_report_title_callback	Callback for setting international titles
forena_requirements
forena_sync_reports	Enter description here ...
forena_theme
forena_user_access_check
forena_user_reports
forena_views_api	Iemplents hook_views_api
theme_forena_web_report	Default theme function for forena web reports.
_forena_filter_process	Process tag replacement for xml filters
_forena_revert_reports	Recursively , all report files from the source directory to the destination directory
_forena_verify_directory	Make sure a drectory exists in the report path prior to save.

Constants

Name	Description
FRX_SQL_REWRITE_EXP
FRX_SQL_TOKEN