/**
  * {@inheritdoc}
  */
 function fieldFindCandidate(array $items)
 {
     $terms = array();
     foreach ($items as $item) {
         $terms[$item['tid']] = TRUE;
     }
     if (count($terms) > 1) {
         $walk = $terms;
         $visited = array();
         while (!empty($walk)) {
             $visited += $walk;
             foreach ($walk as $tid => $true) {
                 $parents = taxonomy_get_parents($tid);
                 unset($walk[$tid]);
                 foreach ($parents as $parent_tid => $parent) {
                     unset($terms[$parent_tid]);
                     if (!isset($visited[$parent_tid])) {
                         $walk[$parent_tid] = $parent;
                     }
                 }
             }
         }
     }
     // Return the path of the first found term, if any.
     foreach ($terms as $tid => $term_info) {
         $term = taxonomy_term_load($tid);
         if (!empty($term)) {
             $uri = entity_uri('taxonomy_term', $term);
             if (!empty($uri)) {
                 return $uri['path'];
             }
         }
     }
     return NULL;
 }

 public static function term($type, $value, $name)
 {
     if (!self::checkFieldValue($value, 'tid')) {
         return null;
     }
     return new FieldValue($value, taxonomy_term_load($value['tid']), $type);
 }

/**
 * Implemements hook_process_page
 * @param array $variables
 */
function fs_core_preprocess_page(&$variables)
{
    //Search form
    $search_form = drupal_get_form('search_form');
    $search_form_box = drupal_render($search_form);
    $variables['search_box'] = $search_form_box;
    if ($views_page = views_get_page_view()) {
        $variables['theme_hook_suggestions'][] = 'page__views__' . $views_page->name;
        $variables['theme_hook_suggestions'][] = 'page__views__' . $views_page->name . '_' . $views_page->current_display;
    }
    if (isset($variables['node']->type)) {
        $variables['theme_hook_suggestions'][] = 'page__' . $variables['node']->type;
    }
    // changes the links tree for the main menu, since by
    // default Drupal just provides first level ones
    $menu_tree = menu_tree_all_data('main-menu');
    $menu_tree = menu_tree_output($menu_tree);
    foreach ($menu_tree as $k => $v) {
        if (is_numeric($k) && count($v['#below'])) {
            $menu_tree[$k]['#below']['#theme_wrappers'][0] = 'menu_tree__submenu';
        }
    }
    $variables['main_menu'] = $menu_tree;
    if (arg(0) == 'taxonomy' && arg(1) == 'term') {
        $tid = (int) arg(2);
        $term = taxonomy_term_load($tid);
        if (is_object($term)) {
            $variables['theme_hook_suggestions'][] = 'page__taxonomy__' . $term->vocabulary_machine_name;
        }
    }
}

/**
 * @file
 * This file is empty by default because the base theme chain (Alpha & Omega) provides
 * all the basic functionality. However, in case you wish to customize the output that Drupal
 * generates through Alpha & Omega this file is a good place to do so.
 * 
 * Alpha comes with a neat solution for keeping this file as clean as possible while the code
 * for your subtheme grows. Please read the README.txt in the /preprocess and /process subfolders
 * for more information on this topic.
 */
function songlap_preprocess_page(&$vars)
{
    if (drupal_is_front_page()) {
        $breadcrumb = array();
        $breadcrumb[] = t('Home');
        drupal_set_breadcrumb($breadcrumb);
    }
    if (arg(0) == 'taxonomy' && arg(1) == 'term' && is_null(arg(3))) {
        $term = taxonomy_term_load(arg(2));
        $breadcrumb = '';
        $breadcrumb .= '<div class="breadcrumb">';
        $breadcrumb .= '<a href="' . $vars['front_page'] . '">' . t('Home') . '</a> ';
        $breadcrumb .= '» ' . $term->name;
        $breadcrumb .= '</div>';
        $vars['breadcrumb'] = $breadcrumb;
    }
    if ($_GET['q'] == 'projects') {
        $breadcrumb = '';
        $breadcrumb .= '<div class="breadcrumb">';
        $breadcrumb .= '<a href="' . $vars['front_page'] . '">' . t('Home') . '</a> ';
        $breadcrumb .= '» ' . t('Projects');
        $breadcrumb .= '</div>';
        $vars['breadcrumb'] = $breadcrumb;
    }
}

function lt_preprocess_views_view(&$vars)
{
    if ($vars['view']->name == 'articles' && arg(0) == 'taxonomy') {
        $term = taxonomy_term_load(arg(2));
        $vars['header'] = '<h2 class="block-title">' . $term->name . '</h2>';
    }
}

/**
 * Implements hook_preprocess_html().
 * Meta tags https://drupal.org/node/1468582#comment-5698732
 */
function treetopstravel_preprocess_html(&$variables)
{
    $meta_charset = array('#tag' => 'meta', '#attributes' => array('charset' => 'utf-8'));
    drupal_add_html_head($meta_charset, 'meta_charset');
    $meta_x_ua_compatible = array('#tag' => 'meta', '#attributes' => array('http-equiv' => 'x-ua-compatible', 'content' => 'ie=edge, chrome=1'));
    drupal_add_html_head($meta_x_ua_compatible, 'meta_x_ua_compatible');
    $meta_mobile_optimized = array('#tag' => 'meta', '#attributes' => array('name' => 'MobileOptimized', 'content' => 'width'));
    drupal_add_html_head($meta_mobile_optimized, 'meta_mobile_optimized');
    $meta_handheld_friendly = array('#tag' => 'meta', '#attributes' => array('name' => 'HandheldFriendly', 'content' => 'true'));
    drupal_add_html_head($meta_handheld_friendly, 'meta_handheld_friendly');
    $meta_viewport = array('#tag' => 'meta', '#attributes' => array('name' => 'viewport', 'content' => 'width=device-width, initial-scale=1'));
    drupal_add_html_head($meta_viewport, 'meta_viewport');
    $meta_cleartype = array('#tag' => 'meta', '#attributes' => array('http-equiv' => 'cleartype', 'content' => 'on'));
    drupal_add_html_head($meta_cleartype, 'meta_cleartype');
    // Use html5shiv.
    if (theme_get_setting('html5shim')) {
        $element = array('element' => array('#tag' => 'script', '#value' => '', '#attributes' => array('type' => 'text/javascript', 'src' => file_create_url(drupal_get_path('theme', 'treetopstravel') . '/js/html5shiv-printshiv.js'))));
        $html5shim = array('#type' => 'markup', '#markup' => "<!--[if lt IE 9]>\n" . theme('html_tag', $element) . "<![endif]-->\n");
        drupal_add_html_head($html5shim, 'treetopstravel_html5shim');
    }
    // Use Respond.js.
    if (theme_get_setting('respond_js')) {
        drupal_add_js(drupal_get_path('theme', 'treetopstravel') . '/js/respond.min.js', array('group' => JS_LIBRARY, 'weight' => -100));
    }
    // Use normalize.css
    if (theme_get_setting('normalize_css')) {
        drupal_add_css(drupal_get_path('theme', 'treetopstravel') . '/css/normalize.css', array('group' => CSS_SYSTEM, 'weight' => -100));
    }
    if (arg(0) == 'taxonomy' && arg(1) == 'term') {
        $term = taxonomy_term_load(arg(2));
        $variables['classes_array'][] = 'vocabulary-' . strtolower($term->vocabulary_machine_name);
    }
    flexslider_add();
}

function snowpilot_unit_prefs_get($entity, $type = 'user')
{
    $state_name = _helper_cleaner($entity, 'field_loaction', 'tid') != '' ? taxonomy_term_load(_helper_cleaner($entity, 'field_loaction', 'tid'))->name : '';
    $range_name = _helper_cleaner($entity, 'field_loaction', 'tid', 1) != '' ? taxonomy_term_load(_helper_cleaner($entity, 'field_loaction', 'tid', 1))->name : '';
    $unit_prefs = array('field_depth_0_from' => _helper_cleaner($entity, 'field_depth_0_from'), 'measureFrom' => _helper_cleaner($entity, 'field_depth_0_from'), 'field_depth_units' => _helper_cleaner($entity, 'field_depth_units'), 'depthUnits' => _helper_cleaner($entity, 'field_depth_units'), 'field_temp_units' => _helper_cleaner($entity, 'field_temp_units'), 'tempUnits' => _helper_cleaner($entity, 'field_temp_units'), 'field_coordinate_type' => _helper_cleaner($entity, 'field_coordinate_type'), 'coordType' => _helper_cleaner($entity, 'field_coordinate_type'), 'field_elevation_units' => _helper_cleaner($entity, 'field_elevation_units'), 'elvUnits' => _helper_cleaner($entity, 'field_elevation_units'), 'field_longitude_type' => _helper_cleaner($entity, 'field_longitude_type'), 'longType' => _helper_cleaner($entity, 'field_longitude_type'), 'field_latitude_type' => _helper_cleaner($entity, 'field_latitude_type'), 'latType' => _helper_cleaner($entity, 'field_latitude_type'), 'field_longitude' => _helper_cleaner($entity, 'field_longitude'), 'longitude' => _helper_cleaner($entity, 'field_longitude'), 'field_latitude' => _helper_cleaner($entity, 'field_latitude'), 'lat' => _helper_cleaner($entity, 'field_latitude'), 'field_utm_zone' => _helper_cleaner($entity, 'field_utm_zone'), 'zone' => _helper_cleaner($entity, 'field_utm_zone'), 'field_north' => _helper_cleaner($entity, 'field_north'), 'north' => _helper_cleaner($entity, 'field_north'), 'field_east' => _helper_cleaner($entity, 'field_east'), 'east' => _helper_cleaner($entity, 'field_east'), 'field_density_units' => _helper_cleaner($entity, 'field_density_units'), 'rhoUnits' => _helper_cleaner($entity, 'field_density_units'), 'field_fracture_category' => _helper_cleaner($entity, 'field_fracture_category'), 'fractureCat' => _helper_cleaner($entity, 'field_fracture_category'), 'field_hardness_scale' => _helper_cleaner($entity, 'field_hardness_scale'), 'hardnessScaling' => _helper_cleaner($entity, 'field_hardness_scale'), 'field_loaction_0' => _helper_cleaner($entity, 'field_loaction', 'tid'), 'state' => $state_name, 'field_loaction_1' => _helper_cleaner($entity, 'field_loaction', 'tid', '1'), 'range' => $range_name);
    //////
    /*
         These fields are not present in the 'node' variable that this function works on.
    */
    if ($type == 'user') {
        $unit_prefs['field_first_name'] = _helper_cleaner($entity, 'field_first_name');
        $unit_prefs['first'] = _helper_cleaner($entity, 'field_first_name');
        $unit_prefs['field_last_name'] = _helper_cleaner($entity, 'field_last_name');
        $unit_prefs['last'] = _helper_cleaner($entity, 'field_last_name');
        $unit_prefs['field_phone'] = _helper_cleaner($entity, 'field_phone');
        $unit_prefs['phone'] = _helper_cleaner($entity, 'field_phone');
        $unit_prefs['field_professional'] = _helper_cleaner($entity, 'field_professional');
        $unit_prefs['prof'] = _helper_cleaner($entity, 'field_professional');
        $unit_prefs['field_professional_affiliation'] = _helper_cleaner($entity, 'field_professional_affiliation', 'tid');
        $unit_prefs['affil'] = _helper_cleaner($entity, 'field_professional_affiliation', 'tid');
        // tid needs to be converted to name
        $unit_prefs['name'] = $entity->name;
        // hey, this is the same key name in both core drupal and avscience db!
        $unit_prefs['mail'] = $entity->mail;
        $unit_prefs['email'] = $entity->mail;
    }
    return $unit_prefs;
}

function gavias_laikafood_format_comma_field($field_category, $node, $limit = NULL)
{
    if (module_exists('i18n_taxonomy')) {
        $language = i18n_language();
    }
    $category_arr = array();
    $category = '';
    $field = field_get_items('node', $node, $field_category);
    if (!empty($field)) {
        foreach ($field as $item) {
            $term = taxonomy_term_load($item['tid']);
            if ($term) {
                if (module_exists('i18n_taxonomy')) {
                    $term_name = i18n_taxonomy_term_name($term, $language->language);
                    // $term_desc = tagclouds_i18n_taxonomy_term_description($term, $language->language);
                } else {
                    $term_name = $term->name;
                    //$term_desc = $term->description;
                }
                $category_arr[] = l($term_name, 'taxonomy/term/' . $item['tid']);
            }
            if ($limit) {
                if (count($category_arr) == $limit) {
                    $category = implode(', ', $category_arr);
                    return $category;
                }
            }
        }
    }
    $category = implode(', ', $category_arr);
    return $category;
}

function jollyness_preprocess_html(&$vars)
{
    //Process portfolio color
    if ($portfolio_category = taxonomy_vocabulary_machine_name_load('portfolio_category')) {
        $terms = taxonomy_get_tree($portfolio_category->vid);
        $less = new lessc();
        $css = '';
        $color = '';
        $class = '';
        foreach ($terms as $t) {
            $term = taxonomy_term_load($t->tid);
            $class = drupal_html_class($t->name);
            if (!empty($term->field_color)) {
                foreach ($term->field_color as $v) {
                    $color = $v[0]['value'];
                    break;
                }
            }
            if ($color) {
                $css .= ".dexp-masonry-filter,.dexp-portfolio-filter{.{$class} span:before{background-color: {$color} !important;}}";
                $css .= ".{$class} .portfolio-item-overlay{background-color: rgba(red({$color}), green({$color}), blue({$color}), 0.7) !important;}";
            }
        }
        $css = $less->compile($css);
        drupal_add_css($css, array('type' => 'inline'));
    }
}

function suitcase_preprocess_region(&$vars)
{
    if ($vars['region'] == 'content' && arg(0) == 'node' && is_numeric(arg(1)) && arg(2) !== 'edit') {
        $node = node_load(arg(1));
        if ($node->type == 'people' && !empty($node->field_people_category)) {
            $vars['categories'] = array();
            foreach ($node->field_people_category[LANGUAGE_NONE] as $category) {
                $tax = taxonomy_term_load($category['tid']);
                array_push($vars['categories'], $tax->name);
            }
        }
    } else {
        if ($vars['region'] == 'branding') {
            // Prepare Logo
            $vars['suitcase_config_logo'] = FALSE;
            $logo = variable_get('suitcase_config_logo');
            $vars['site_name'] = variable_get('site_name');
            if ($logo) {
                $logo_url = file_create_url($logo['uri']);
                $vars['suitcase_config_logo'] = '<div class="logo-img"><a href="' . $GLOBALS['base_url'] . '" rel="home" title="' . $vars['site_name'] . '" class="active"><img src="' . $logo_url . '" alt="Go to ' . $vars['site_name'] . ' home" id="logo" /></a></div>';
            }
            $vars['dept_url'] = variable_get('dept_url', $default = NULL);
            $vars['show_isu_nameplate'] = variable_get('suitcase_config_isu_nameplate_display', 1);
        }
    }
}

/**
 * Alter the space_type or section_type options from other modules.
 *
 * @param array &$optionts
 *   An associative array keyed by the Taxonomy term id containing the option
 *   data returned by all module via hook_oa_core_space_type_options().
 * @param string $vocab_name
 *   The name of the vocabulary that this Taxonomy term comes from.
 */
function hook_oa_core_space_type_options_alter(&$options, $vocab_name)
{
    if ($vocab_name == 'space_type') {
        foreach ($options as $tid => &$option) {
            $term = taxonomy_term_load($tid);
            // Modify some data on the option data.
            $option['blah'] = 'arbitrary string';
        }
    }
}

function localdm_get_other_link($autre_lien)
{
    $html_return = '<div class="sidefeature"><h3>Articles similaires:</h3><ul>';
    foreach ($autre_lien['und'] as $categorie) {
        $taxonomy = taxonomy_term_load($categorie['tid']);
        $html_return .= '<li><a href="' . $taxonomy->field_lien_page['und'][0]['value'] . '">' . $taxonomy->name . '</a></li>';
    }
    $html_return .= '</ul></div>';
    return $html_return;
}

function suitcase_preprocess_region(&$vars)
{
    $vars['dept_url'] = variable_get('dept_url', $default = NULL);
    if ($vars['elements']['#region'] == 'content' && arg(0) == 'node' && is_numeric(arg(1)) && arg(2) !== 'edit') {
        $node = node_load(arg(1));
        if ($node->type == 'people' && !empty($node->field_people_category)) {
            $vars['categories'] = array();
            foreach ($node->field_people_category[LANGUAGE_NONE] as $category) {
                $tax = taxonomy_term_load($category['tid']);
                array_push($vars['categories'], $tax->name);
            }
        }
    }
}

function createGFCTournament($mynodeidparent)
{
    // /********************************************************************************
    // //CREATE A TOURNAMENT and Update Drupal Tournaments Node with Challonge tourney ID
    //
    // Include the Challonge API Class
    include '/opt/bitnami/apps/drupal/htdocs/includes/challonge.class.php';
    $c = new ChallongeAPI('XqrMnBPs15MvmX0izddB4zyIHKswRCoaIAyq4cTt');
    // get the GFC data needed to create tourney in Challonge
    //$mynodeidparent = 18; //test id for debugging
    $node = node_load($mynodeidparent);
    $wrapper = entity_metadata_wrapper('node', $node);
    // retreive param values needed from GFC data
    // get tourney name
    $tourney_name = $wrapper->field_tournament_name->value();
    // get type of play
    $term = taxonomy_term_load($wrapper->field_tournament_type->raw());
    $wrapper2 = entity_metadata_wrapper('taxonomy_term', $term);
    $tourney_type = $term->name;
    // get description
    $tourney_descriptions = $wrapper->field_tournament_description->value();
    //get url value
    $tourney_url = (string) uniqid();
    //str_replace ( ' ', '', $tourney_name ); // TODO: invent good url scheme
    // set paramater values for challonge from GFC values
    $params = array("tournament[name]" => $tourney_name, "tournament[tournament_type]" => $tourney_type, "tournament[url]" => $tourney_url, "tournament[description]" => $tourney_descriptions);
    // call to challonge to create tournament
    $tournament = $c->makeCall("tournaments", $params, "post");
    $tournament = $c->createTournament($params);
    //Save new URL value to GFC
    $wrapper->field_tournament_challonge_url->set($tourney_url);
    // save value
    $wrapper->save();
    // *************************
    // update GFC with returned tournament ID
    // *************************
    //****************NOTE: Need to reload by URL value from CHALLONGE due to bug
    $tournament_id = $tourney_url;
    $params = array("include_matches " => 0);
    $tournament = $c->makeCall("tournaments/{$tournament_id}", $params, "get");
    $tournament = $c->getTournament($tournament_id, $params);
    // retreive new tournament id and set to variable
    $challonge_id = (int) $tournament->id;
    // id set value
    $wrapper->field_tournament_challonge_id->set($challonge_id);
    //set url value
    // save value
    $wrapper->save();
    return $c->result;
}

/**
 * Get the path of the vsite which the vocab belong.
 *
 * @param $tid
 *  The term ID.
 *
 * @return
 *  The path of the vsite.
 */
function os_taxonomy_vsite_path($tid)
{
    $term = taxonomy_term_load($tid);
    $purls =& drupal_static(__FUNCTION__, array());
    if (in_array($term->vid, $purls)) {
        // We already found purl for this vocab. Return the purl from the static
        // cache.
        return $purls[$term->vid];
    }
    $relation = og_vocab_relation_get($term->vid);
    $vsite = vsite_get_vsite($relation->gid);
    $purls[$term->vid] = $vsite->group->purl;
    return $vsite->group->purl;
}

/**
 * @file
 * template.php
 */
function faces_preprocess_page(&$variables)
{
    if (!empty($variables['node']) && !empty($variables['node']->type)) {
        $variables['theme_hook_suggestions'][] = 'page__node__' . $variables['node']->type;
    }
    if (arg(0) == 'taxonomy' && arg(1) == 'term' && is_numeric(arg(2))) {
        $term = taxonomy_term_load(arg(2));
        $variables['theme_hook_suggestions'][] = 'page__vocabulary__' . $term->vocabulary_machine_name;
        unset($variables['page']['content']['system_main']['term_heading']['term']);
    }
    if (isset($variables['page']['content']['system_main']['no_content'])) {
        unset($variables['page']['content']['system_main']['no_content']);
    }
}

/**
 * Modify theme_preprocess_page()
 */
function goodnex_preprocess_page(&$vars, $hook)
{
    if (isset($vars['node'])) {
        $suggest = "page__node__{$vars['node']->type}";
        $vars['theme_hook_suggestions'][] = $suggest;
    }
    $status = drupal_get_http_header("status");
    if ($status == "404 Not Found") {
        $vars['theme_hook_suggestions'][] = 'page__404';
    }
    if (arg(0) == 'taxonomy' && arg(1) == 'term') {
        $term = taxonomy_term_load(arg(2));
        $vars['theme_hook_suggestions'][] = 'page--taxonomy--vocabulary--' . $term->vid;
    }
}

/**
 * Implementation of hook_preprocess_calendar_item().
 */
function wk_bartik_preprocess_calendar_item(&$vars)
{
    static $outp = FALSE;
    // At the last possible minute we fix the values in rendered_fields so it
    // contains the correct rendered content for the type of item and item display.
    $item = $vars['item'];
    $branch_output = '';
    $branch_group_terms = FALSE;
    if (isset($item->entity->taxonomy_vocabulary_2[LANGUAGE_NONE])) {
        $branch_group_terms = $item->entity->taxonomy_vocabulary_2[LANGUAGE_NONE];
        foreach ($branch_group_terms as $index => $term_info) {
            if (isset($term_info['tid'])) {
                $term = taxonomy_term_load($term_info['tid']);
                if (isset($term->field_arms[LANGUAGE_NONE])) {
                    $img_uri = $term->field_arms[LANGUAGE_NONE][0]['uri'];
                    $image_path = file_create_url($img_uri);
                    $image_path = parse_url($image_path, PHP_URL_PATH);
                    $branch_output .= "<img src='{$image_path}'>";
                }
                /*
                // The "drupal way" would be to replace the code above
                // and use field_view_field instead, as shown below,
                // but we don't want all of the markup this produces,
                // and stripping the markup off the img tags is inelegant.
                $view = field_view_field('taxonomy_term', $term, 'field_arms');
                if (!empty($view)) {
                  $branch_output .= render($view);
                }
                */
            }
        }
    }
    if (!empty($item->rendered) && empty($item->is_multi_day)) {
        if (!empty($branch_output)) {
            $item->rendered = "<div class='calendar-event-branch'>{$branch_output}</div>" . $item->rendered;
        }
        $vars['rendered_fields'] = array($item->rendered);
    }
    if (!empty($item->is_multi_day) && empty($item->continuation) && !empty($vars['rendered_fields'])) {
        array_unshift($vars['rendered_fields'], "<div class='calendar-event-branch'>{$branch_output}</div>");
    }
    if (!empty($vars['rendered_fields'])) {
        $event_type = $item->entity->field_event_type[LANGUAGE_NONE][0]['value'];
        array_unshift($vars['rendered_fields'], "<div class='calendar-event-type--{$event_type}'>");
        $vars['rendered_fields'][] = "</div>";
    }
}

 /**
  * @param $tid
  * @param $vocabulary
  *
  * @return bool|object
  */
 public static function termExistsForTid($tid, $vocabulary = NULL)
 {
     if (!is_numeric($tid)) {
         return FALSE;
     }
     $term = taxonomy_term_load($tid);
     if (!$term) {
         return FALSE;
     }
     if (!is_null($vocabulary) && $term->vocabulary_machine_name != $vocabulary) {
         return FALSE;
     }
     $short_class = Utils::makeTitleCase($term->vocabulary_machine_name);
     $full_class = "RedTest\\entities\\TaxonomyTerm\\" . $short_class;
     $termObject = new $full_class($term->tid);
     return $termObject;
 }

/**
 * Override or insert variables into the page template for HTML output.
 * 
 * For taxonomy page, insert vocabulary id class.
 * Define the variable to activate responsive behaivor.
 */
function bootstrap_barrio_preprocess_html(&$variables)
{
    if (arg(0) == 'taxonomy') {
        $tid = arg(2);
        $taxonomy = taxonomy_term_load($tid);
        $variables['classes_array'][] = 'vid-' . $taxonomy->vid;
    }
    if (theme_get_setting('is_one') && drupal_is_front_page()) {
        $variables['classes_array'][] = 'one-page';
    }
    if (theme_get_setting('toggle_responsive')) {
        $variables['mobile_friendly'] = TRUE;
    } else {
        $variables['mobile_friendly'] = FALSE;
        drupal_add_css(drupal_get_path('theme', 'bootstrap_barrio') . '/css/no-responsive.css', array('group' => CSS_DEFAULT, 'every_page' => TRUE));
    }
}