File classes/controllers/FSBO.php | HJI WP Membership Code Reference

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<?php
namespace REL\controllers;

use hji\common\models\GForms as GFormsModel;
use \hji\common\utils\GFHelper;
use \hji\membership\Membership;
use REL\RealEstateListings;

require_once(Membership::$dir . '/common/utils/GFHelper.php');
require_once(Membership::$dir . '/common/models/GForms.php');

class FSBO
{
    protected static $fsboFormKey = 'hji_pocket_listings:fsbo';


    protected static $xmlFile;


    protected $settings;


    function __construct()
    {
        self::$xmlFile = REL_XML . 'fsbo-gravityforms-export.xml';

        if (GFHelper::gravityFormsExists())
        {
            $this->settings = RealEstateListings::getInstance()->AdminController->getGeneralSettings();

            $this->gFormsModel = new GFormsModel();
        }
    }


    function initActionHooks()
    {
        if (GFHelper::gravityFormsExists())
        {
            // Add FSBO metabox if FSBO is activated via settings
            if (isset($this->settings['fsbo']) && $this->settings['fsbo'] == '1')
            {
                // Add FSBO Seller info metabox to the pocket listings page editor
                add_filter('hji_pocket_listings_metaboxes', array($this, 'addSellerMetabox'));
            }

            // Change upload path for gallery images
            add_filter('gform_upload_path', array($this, 'changeUploadPath'), 10, 2);

            // Sets posted data to the pocket listings post type
            add_filter('gform_post_data', array($this, 'setPostValues'), 10, 3);

            // Set content of the pocket listing post
            add_action('gform_post_submission', array($this, 'setPostContent'), 10, 2);

            add_action('admin_notices', array($this, 'adminNotices'));

            add_action('admin_init', array($this, 'importAction'));
        }
    }


    /**
     * Adds FSBO Seller metabox to the pocket listings edit page
     *
     * @param $metaboxes
     * @return array
     */
    function addSellerMetabox($metaboxes)
    {
        $seller = array(
            'private_seller' => array(
                'id'           => 'private_seller',
                'title'        => __('Private Seller', 'rel'),
                'object_types'        => array('listing'),
                'context'      => 'normal',
                'priority'     => 'high',
                'show_names'   => true,
                'fields' => array(
                    array(
                        'name'      => __('Name', 'rel'),
                        'id'        => PocketListings::PREFIX . 'seller_name',
                        'type'      => 'text',
                    ),
                    array(
                        'name'      => __('Phone', 'rel'),
                        'id'        => PocketListings::PREFIX . 'seller_phone',
                        'type'      => 'text',
                    ),
                    array(
                        'name'      => __('Email', 'rel'),
                        'id'        => PocketListings::PREFIX . 'seller_email',
                        'type'      => 'text',
                    )
                )
            )
        );

        return array_merge($seller, $metaboxes);
    }

    /**
     * Changes images upload path of Gravity Forms file upload field
     * to the Uploads folder defined by WP
     *
     * @param $path_info
     * @param $form_id
     * @return mixed
     */
    function changeUploadPath($path_info, $form_id)
    {
        $form = \GFFormsModel::get_form($form_id);

        if (!$this->isFSBOForm($form))
        {
            return $path_info;
        }

        $wp_upload_dir      = wp_upload_dir();
        $path_info["path"]  = $wp_upload_dir['path'] . DIRECTORY_SEPARATOR;
        $path_info["url"]   = trailingslashit($wp_upload_dir['url']);

        return $path_info;
    }


    /**
     * Sets post type to pocket listings
     *
     * @param $post_data
     * @param $form
     * @param $entry
     * @return mixed
     */
    function setPostValues($post_data, $form, $entry)
    {
        if (!$this->isFSBOForm($form))
        {
            return $post_data;
        }

        $post_data['post_type'] = 'listing';

        return $post_data;
    }


    /**
     * Ports submitted form values into pocket listings post
     */
    function setPostContent($entry, $form)
    {
        // Check if the form belongs to Pocket Listings

        if (!$this->isFSBOForm($form))
        {
            return;
        }

        // Attach uploaded photos to the post

        if ($uploadedPhotos = $this->_getUploadedPhotos($entry, $form))
        {
            $this->_attachUploadedPhotosToPost($uploadedPhotos, $entry['post_id']);

            // Update custom photos field _pl_photos

            if ($photo_ids = $this->_getAttachmentIDs($entry['post_id']))
            {
                update_post_meta($entry['post_id'], '_pl_photos', $photo_ids);
            }
        }

        // Add lat/lng to meta data of the post

        if ($address = $this->_getAddress($form, $entry))
        {
            $geoloc = $this->_geocode(implode(' ', $address));

            if (isset($geoloc['results'][0]['geometry']['location']['lat']) &&
                isset($geoloc['results'][0]['geometry']['location']['lng']))
            {
                update_post_meta($entry['post_id'], '_pl_lat', $geoloc['results'][0]['geometry']['location']['lat']);
                update_post_meta($entry['post_id'], '_pl_lng', $geoloc['results'][0]['geometry']['location']['lng']);
            }
        }

        // Append features to the post body

        if ($featuresContent = $this->_getFeaturesContent($entry, $form))
        {
            $post = get_post($entry['post_id']);
            $post->post_content .= "\n" . $featuresContent;
            wp_update_post($post);
        }

        // Add taxonomy-related values into their respective taxonomies

        $this->_updatePostTaxonomies($entry, $form);
    }


    /**
     * Determines if current form is a FSBO gravity form
     *
     * @param $form
     * @return bool
     */
    public function isFSBOForm($form)
    {
        if ($this->gFormsModel->isHJIform($form, self::$fsboFormKey))
        {
            return true;
        }
    }


    protected function _updatePostTaxonomies($entry, $form)
    {
        // Add property type to taxonomy

        $propertyTypeFieldId = $this->_getFieldId($form, '_pl_propertytype');

        $this->_filedToTaxonomy($entry, $propertyTypeFieldId, 'property-type');

        // Add Neighborhood to taxonomy

        $neighborhoodFieldId = $this->_getFieldId($form, '_pl_neighborhood');

        $this->_filedToTaxonomy($entry, $neighborhoodFieldId, 'neighborhood');

        // Add city to taxonomy

        $cityFieldId = $this->_getFieldIdByProperty($form, 'postCustomFieldName', '_pl_city');

        $this->_filedToTaxonomy($entry, $cityFieldId, 'city');

        // Add FSBO listing type to taxonomy

        $listingTypeFieldId = $this->_getFieldId($form, '_pl_listingtype');

        $this->_filedToTaxonomy($entry, $listingTypeFieldId, 'listing-type');
    }


    protected function _getFeaturesContent($entry, $form)
    {
        $fieldId = $this->_getFieldId($form, '_pl_features');

        if ($features = GFHelper::getFieldValue($fieldId, $form))
        {
            if ($featuresContent = $this->_makeFeaturesTable($features))
            {
                return $featuresContent;
            }
        }
    }


    protected function _getUploadedPhotos($entry, $form)
    {
        $fileUploadValue = null;

        foreach ($form['fields'] as $field)
        {
            if ($this->gFormsModel->isHJIfield($field, '_pl_photos'))
            {
                $fileUploadValue = null;

                if (isset($entry[$field['id']]) && !empty($entry[$field['id']]))
                {
                    $fileUploadValue = json_decode($entry[$field['id']]);
                    break;
                }
            }
        }

        if (is_array($fileUploadValue) && !empty($fileUploadValue))
        {
            return $fileUploadValue;
        }
    }


    /**
     * Attaches uploaded photos to pocket listing post
     *
     * @param $uploadedPhotos array of uploaded photo URLs
     * @param $postId
     */
    protected function _attachUploadedPhotosToPost($uploadedPhotos, $postId)
    {
        foreach($uploadedPhotos as $url)
        {
            // Attach file to post
            $file = untrailingslashit(ABSPATH) . wp_make_link_relative($url);

            $this->_attachMedia($file, $postId);
        }
    }


    protected function _filedToTaxonomy($entry, $field_id, $taxonomy)
    {
        if (isset($entry[$field_id]) && !empty($entry[$field_id]))
        {
            wp_set_object_terms($entry['post_id'], $entry[$field_id], $taxonomy, true);
        }
    }


    protected function _makeFeaturesTable($features)
    {
        if (!empty($features))
        {
            $heading = 'Property Features';
            $headers = array_keys($features[0]);

            $thead = '';

            foreach ($headers as $th)
            {
                $thead .= "<th>$th</th>";
            }

            $thead = "<tr>$thead</tr>";

            $content = '';

            foreach ($features as $row)
            {
                $content .= '<tr>';

                foreach ($row as $feature)
                {
                    $content .= '<td>' . $feature . '</td>';
                }

                $content .= '</tr>';
            }

            return '<div class="rel-features"><h2>' . $heading . '</h2><table>' . $thead . $content . '</table></div>';
        }
    }


    protected function _getAttachmentIDs($post_id)
    {
        $images = get_attached_media( 'image', $post_id );
        $photo_ids = array();

        if (!empty($images))
        {
            foreach ($images as $image)
            {
                $photo_ids[] = $image->ID;
            }

            return $photo_ids;
        }
    }


    protected function _geocode($address)
    {
        $url = sprintf('http://maps.googleapis.com/maps/api/geocode/json?address=%s&sensor=false', urlencode($address));

        $response = wp_remote_get($url);
        $data = wp_remote_retrieve_body($response);

        return json_decode($data, true);
    }


    protected function _getAddress($form, $entry)
    {
        $address_parts = array('_pl_street', '_pl_city', '_pl_state', '_pl_postalcode');
        $address = array();

        foreach ($address_parts as $part)
        {
            if ($field_id = $this->_getFieldIdByProperty($form, 'postCustomFieldName', $part))
            {
                if ($entry[$field_id])
                {
                    $address[$part] = $entry[$field_id];
                }
                else
                {
                    return;
                }
            }
            else
            {
                return;
            }
        }

        return $address;
    }


    protected function _getFieldId($form, $fieldKey)
    {
        return $this->_getFieldIdByProperty($form, 'hji_field_key', $fieldKey);
    }


    protected function _getFieldIdByProperty($form, $fieldProperty, $value)
    {
        foreach ($form['fields'] as $field)
        {
            if (isset($field[$fieldProperty]) && $field[$fieldProperty] == $value)
            {
                return $field['id'];
            }
        }
    }


    protected function _attachMedia($file, $post_id)
    {
        // Check the type of file. We'll use this as the 'post_mime_type'.
        $filetype = wp_check_filetype( basename( $file ), null );

        // Get the path to the upload directory.
        $wp_upload_dir = wp_upload_dir();

        // Prepare an array of post data for the attachment.
        $attachment = array(
            'guid'           => $wp_upload_dir['url'] . '/' . basename( $file ),
            'post_mime_type' => $filetype['type'],
            'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $file ) ),
            'post_content'   => '',
            'post_status'    => 'inherit'
        );

        // Insert the attachment.
        $attach_id = wp_insert_attachment( $attachment, $file, $post_id );

        // Make sure that this file is included, as wp_generate_attachment_metadata() depends on it.
        require_once( ABSPATH . 'wp-admin/includes/image.php' );

        // Generate the metadata for the attachment, and update the database record.
        $attach_data = wp_generate_attachment_metadata( $attach_id,  $file);
        wp_update_attachment_metadata( $attach_id, $attach_data );

        return $attach_id;
    }


    public function formImportSetting()
    {
        if (!$form = $this->gFormsModel->getFormByKey(self::$fsboFormKey))
        {
            $url = add_query_arg('import_gform', 'fsbo');

            echo sprintf('<a href="%s" class="button button-secondary">Import FSBO Form</a>', $url);
        }
        else if (isset($form['id']))
        {
            $url = admin_url("admin.php?page=gf_edit_forms&view=settings&subview=settings&id={$form['id']}");
            $formLink = sprintf('<a href="%s" target="_blank">%s</a>', $url, $form['title']);

            echo '<code>[gravityform id="' . $form['id'] . '" title="false" description="false"]</code>';
            echo '<p><span class="description">The shortcode is provided by ' . $formLink . ' form.</span></p>';
        }
    }


    public function adminNotices()
    {
        // If settings-updated passed, then it means there was a consecutive action upon form import
        // - we don't need to display any messages.
        if (!isset($_GET['settings-updated']) && isset($_GET['form-imported']))
        {
            if ($_GET['form-imported'] == 'true')
            {
                echo '<div id="message" class="updated"><p>Form was successfully imported.</p></div>';
            }
            else if ( $_GET['form-imported'] == 'false')
            {
                echo '<div id="message" class="error"><p>Something went wrong. Form import failed. Please contact Home Junction Support.</p></div>';
            }
        }
    }


    public function importAction()
    {
        if (isset($_GET['import_gform']) && $_GET['import_gform'] == 'fsbo')
        {
            $redirectUrl = admin_url('edit.php?post_type=listing&page=rel_options');

            if ($this->_handleXMLimport(self::$xmlFile))
            {
                wp_redirect(add_query_arg('form-imported', 'true', $redirectUrl));
                exit;
            }
            else
            {
                wp_redirect(add_query_arg('form-imported', 'false', $redirectUrl));
                exit;
            }
        }
    }


    protected function _handleXMLimport($xmlFile)
    {
        if ($count = GFHelper::importGravityForm($xmlFile))
        {
            return $count;
        }
    }

}

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