gravity_forms_orange44_customizations.php

<?php
/**
Plugin Name:  Gravity Forms - Orange44 Customizations
Plugin URI:
Description:
Version: 0.1
Author: Think Style Studio
Author URI: http://thinkstylestudio.com
License: GPL2

------------------------------------------------------------------------
Copyright 2012 Think Style Studio

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
use Validator\FormValidator;

include_once  __DIR__ . '/packages/autoload.php';
/****************************************
 * Global Variables
 *****************************************/
/****************************************
 * Includes
 *****************************************/
//require_once dirname( __FILE__ ) . '/includes/capabilities.php';
if (!class_exists('RGForms')) {
    @include_once(WP_PLUGIN_DIR . '/gravityforms/gravityforms.php'); // this is gravity forms main class
}
if (!class_exists('RGFormsModel')) {
    @include_once(WP_PLUGIN_DIR . '/gravityforms/forms_model.php'); // this is for retreiving all forms
}
if (!class_exists('GFCommon')) {
    @include_once(WP_PLUGIN_DIR . '/gravityforms/common.php');

}
if (!class_exists('GFExport')) {
    @include_once(WP_PLUGIN_DIR . '/gravityforms/export.php'); // this exports entries
}
@include_once(
    WP_PLUGIN_DIR . '/gravityforms/tooltips.php'); // this isso the tool tips work outside of the gravity form plugin
if (!class_exists('gravity_forms_orange44_customizations')) {
    /* view_render.php */
    class gravity_forms_orange44_customizations
    {

        private static $orange44_options;
        private static $slug_to_email = "orange44_settings_to_email";
        private static $slug_export = "orange44_settings_export";
        private static $version = "1.3";
        private static $min_gravityforms_version = "1.3.9";
        private static $plugin_id = "orange44";

        function __construct()
        {

            add_action('admin_init', 'register_settings');
            //load plugin settings
            if (!self::is_gravityforms_supported()) {
                return;
            }
            if (FALSE !== strpos(__FILE__, MUPLUGINDIR)) {
                add_action('admin_init', array($this, 'um_unfilter_roles_one_time'), 100);
            }
            add_action(
                "gform_notification_email",
                array($this, "change_notification_email"),
                10,
                2
            );
            add_filter('map_meta_cap', 'um_unfilter_multisite', 10, 4);
            //set the priority so this is called after the menu had been built
            if (is_admin()) {
                self::$orange44_options = get_option(self::$plugin_id . '_settings');
                add_filter(
                    "gform_addon_navigation",
                    array($this, 'create_export_page_menu')
                );
                add_filter(
                    "gform_addon_navigation",
                    array($this, 'create_to_email_page_menu')
                );
                add_action('admin_menu', 'remove_admin_sub_menu');
                add_action('admin_print_scripts', array($this, 'enqueue_scripts'));

            }

        }




        // Add the unfiltered_html capability back in to WordPress 3.0 multisite.
        function um_unfilter_multisite($caps, $cap, $user_id, $args)
        {

            switch ($cap) {
                case "orange44_export":
                    $caps = $this->unset_caps($caps, $cap);
                    break;
                case "orange44_email_to_overide":
                    $caps = $this->unset_caps($caps, $cap);
                    break;
                case "gravityforms_view_entries":
                    $caps = $this->unset_caps($caps, $cap);
                    break;

            }
            return $caps;
        }

        /**
         * @param $caps
         * @param $cap
         *
         * @return array
         */
        protected function unset_caps($caps, $cap)
        {

            unset($caps);
            $caps[] = $cap;

            return $caps;
        }



        function set_roles_and_capabilities()
        {

            global $wp_roles;

            $wp_roles->remove_cap('clientexport', 'orange44_export');
            $wp_roles->remove_cap('clientexport', 'orange44_email_to_overide');
            $wp_roles->remove_cap('clientexport', 'gravityforms_view_entries');
            $wp_roles->remove_cap('clientexport', 'read');
            $wp_roles->remove_cap('clientexport', 'gravityforms_edit_settings');

            $wp_roles->add_cap('clientexport', 'orange44_export');
            $wp_roles->add_cap('clientexport', 'orange44_email_to_overide');
            $wp_roles->add_cap('clientexport', 'gravityforms_view_entries');
            $wp_roles->add_cap('clientexport', 'read');

            $user = wp_get_current_user();
            $user->get_role_caps();

//          var_dump($wp_roles->role_objects["clientexport"],$wp_roles->roles["clientexport"],$user);


        }

//        function run_once($key){
//            $test_case = get_option('run_once');
//            if (isset($test_case[$key]) && $test_case[$key]){
//                return false;
//            }else{
//                $test_case[$key] = true;
//                update_option('run_once',$test_case);
//                return true;
//            }
//        }

        function um_unfilter_roles_one_time()
        {

            get_role('clientexport');
            global $wp_roles, $current_user;

//            $use_db           = $wp_roles->use_db;
//            $wp_roles->use_db = TRUE; // Don't store in db.  Just do a one off mod to the role.
            $this->set_roles_and_capabilities(); // Add caps for this page load only: - ^^^^^^^
//            $wp_roles->use_db = $use_db;
            if (is_user_logged_in()) { // Re-prime the current user's caps
                $current_user->_init_caps();
            }

        }

        public static function create_to_email_page_menu($menus)
        {

            // Adding submenu if user has access
            $permission = self::has_access("orange44_email_to_overide"); //  TODO: Add Capability
            if (!empty($permission)) {
                $menus[] = array(
                    "name"       => "orange44_settings_email_to",
                    "label"      => __("Email To", "gravityformscustomized"),
                    "callback"   => array('gravity_forms_orange44_customizations', "orange44_email_to_page"),
                    "permission" => $permission
                );
            }

            return $menus;
        }

        //Creates Orange44 left nav menu under Forms
        public static function create_export_page_menu($menus)
        {

            // Adding submenu if user has access
            $permission = self::has_access("orange44_export"); //  TODO: Add Capability
            if (!empty($permission)) {
                $menus[] = array(
                    "name"       => "orange44_settings_export",
                    "label"      => __("Export Entries", "gravityformscustomized"),
                    "callback"   => array('gravity_forms_orange44_customizations', "export_page"),
                    "permission" => $permission
                );
            }

            return $menus;
        }


        public static function orange44_email_to_page()
        {

            $forms           = RGFormsModel::get_forms(NULL, "title");
            $array_directory = "orange44_settings";
            $array_label     = "orange44_to_email";
            if (isset($_POST['my_submit'])) {
                if (is_array($forms)) {
                    foreach ($forms as $form) {
                        $form_id             = absint($form->id);
                        $field_label         = $array_label . "_" . $form_id;
                        $notification_emails = $_POST[$field_label];
                        if (empty($notification_emails)) {
                            self::update_notification_form_meta(
                                $form_id,
                                $array_label,
                                $notification_emails,
                                $array_directory
                            );

                        } else if (self::is_valid_notification_email($notification_emails)) {
                            $notification_emails = sanitize_text_field($notification_emails);
                            self::update_notification_form_meta(
                                $form_id,
                                $array_label,
                                $notification_emails,
                                $array_directory
                            );

                        }

                    }
                } else {
                    echo "error loading forms";
                }
            }

            ?>



            <div class="wrap">
                <h2>Orange44 Email Notification Settings</h2>
                <?php if (isset($_POST['my_submit'])) : ?>
                    <div id="message" class="updated fade">
                        <p>
                            <?php _e('Settings Saved', 'my') ?>
                        </p>
                    </div>
                <?php endif; ?>

                <form method="post" action="">

                    <?php settings_fields(self::$slug_to_email);

                    foreach ($forms as $form) :
                        $form_id     = absint($form->id);
                        $field_label = "orange44_to_email_" . $form_id; ?>
                        <hr>
                        <h3 style="text-transform: capitalize; "><?= esc_html($form->title) . " Form" ?>

                        </h3>

                        <?php do_settings_sections(self::$slug_to_email);
                        $form_meta_value = RGFormsModel::get_form_meta($form_id);
                        $field_value = $form_meta_value[$array_directory][$array_label];


                        ?>

                        <p>
                            <?php if ($form_meta_value["notification"]["to"]) { ?>
                                Currently Notification is set to:
                                <strong><?= $form_meta_value["notification"]["to"]; ?> </strong>
                            <?php
                            } else {
                                ?>
                                Currently Notification is not set.
                            <?php } ?>
                        </p>
                        <p>
                            <label for='<?=$field_label?>'>Email To:</label>
                            <input style='width:75%;' value='<?=$field_value?>' name='<?=$field_label?>' type='text'>
                        </p>

                    <?php endforeach; ?>

                    <p>
                        <input name="my_submit" type="submit" class="button-primary" value="<?php _e(
                            'Save Changes'
                        ) ?>" />
                    </p>
                </form>
            </div><!-- /.wrap -->

        <?php

        }

        private static function update_notification_form_meta(
            $form_id,
            $array_label,
            $notification_emails,
            $array_directory
        ) {

            $form_meta                   = RGFormsModel::get_form_meta($form_id);
            $form_meta[$array_directory] = array($array_label => $notification_emails);
            //Add more orange44_form_meta[FIELDNAME] to form for more fields
            RGFormsModel::update_form_meta($form_id, $form_meta);
        }

        public static function export_page()
        {

            ?>
            <div class="wrap">
                <h2>Orange44 Email Notification Settings</h2>
                <?php  self::export_lead_page(); ?>
            </div><!-- /.wrap -->
        <?php

        }

        //Returns true if the current page is an Feed pages. Returns false if not
        private static function is_custom_export_entries_page()
        {

            $current_page           = trim(strtolower(rgget("page")));
            $orange44_setting_pages = array("orange44_settings_export", "orange44_settings_email_to");

            return in_array($current_page, $orange44_setting_pages);
        }

        private static function is_gravityforms_supported()
        {

            if (class_exists("GFCommon")) {
                $is_correct_version = version_compare(
                    GFCommon::$version,
                    self::$min_gravityforms_version,
                    ">="
                );

                return $is_correct_version;
            } else {
                return FALSE;
            }
        }

        protected static function has_access($required_permission)
        {

            // _log("required permission" . $required_permission);
            $has_members_plugin = function_exists(  'members_get_capabilities');
            // _log("has member plugin" . $has_members_plugin);
            // TODO: Check what this is spitting out.
            $has_access = $has_members_plugin
                ? current_user_can($required_permission)
                : current_user_can(
                    "level_7"
                );
            // _log("has access" . $has_access) ;
            if ($has_access) {
                return $has_members_plugin ? $required_permission
                    : "level_7"; // if members plugin exists send required permission otherwise send level_7
            } else {
                return FALSE;
            }
        }


        public function enqueue_scripts()
        {

            wp_enqueue_script("sack");
        }


        protected static function register_settings()
        {

            register_setting('orange44_settings_group', self::$slug_export);
            register_setting('orange44_settings_group', self::$slug_to_email);

        }




        function change_notification_email($email, $entry)
        {

            $form = RGFormsModel::get_form_meta($entry['form_id']);
            if (!empty($form['orange44_settings']['orange44_to_email'])) {
                $email = $form['orange44_settings']['orange44_to_email'];

            }

            return $email;
        }

        public static function export_lead_page()
        {

            ?>
            <script type='text/javascript' src='<?php echo GFCommon::get_base_url(
            )?>/js/jquery-ui/ui.datepicker.js?ver=<?php echo GFCommon::$version ?>'></script>
            <script type="text/javascript">
                function SelectExportForm(formId) {
                    if (!formId)
                        return;

                    var mysack = new sack("<?php echo admin_url("admin-ajax.php")?>");
                    mysack.execute = 1;
                    mysack.method = 'POST';
                    mysack.setVar("action", "rg_select_export_form");
                    mysack.setVar("rg_select_export_form", "<?php echo wp_create_nonce(
                    "rg_select_export_form"
                ) ?>");
                    mysack.setVar("form_id", formId);
                    mysack.onError = function () {
                        alert('<?php echo esc_js(__("Ajax error while selecting a form", "gravityforms")) ?>')
                    };
                    mysack.runAJAX();

                    return true;
                }

                function EndSelectExportForm(aryFields) {
                    if (aryFields.length == 0) {
                        jQuery("#export_field_container, #export_date_container, #export_submit_container").hide()
                        return;
                    }

                    var fieldList = "<li><input type='checkbox' onclick=\"jQuery('.gform_export_field').attr('checked', this.checked); jQuery('#gform_export_check_all').html(this.checked ? '<strong><?php _e(
                    "Deselect All",
                    "gravityforms"
                ) ?></strong>' : '<strong><?php _e(
                    "Select All",
                    "gravityforms"
                ) ?></strong>'); \"> <label id='gform_export_check_all'><strong><?php _e(
                    "Select All",
                    "gravityforms"
                ) ?></strong></label></li>";
                    for (var i = 0; i < aryFields.length; i++) {
                        fieldList += "<li><input type='checkbox' id='export_field_" + i + "' name='export_field[]' value='" + aryFields[i][0] + "' class='gform_export_field'> <label for='export_field_" + i + "'>" + aryFields[i][1] + "</label></li>";
                    }
                    jQuery("#export_field_list").html(fieldList);
                    jQuery("#export_date_start, #export_date_end").datepicker({dateFormat: 'yy-mm-dd'});

                    jQuery("#export_field_container, #export_date_container, #export_submit_container").hide().show();
                }
            </script>
            <link rel="stylesheet" href="<?php echo GFCommon::get_base_url()?>/css/admin.css" />

            <div class="wrap">

                <div class="icon32" id="gravity-export-icon"><br></div>


                <p class="textleft"><?php _e(
                        "Select a form below to export entries. Once you have selected a form you may select the fields you would like to export and an optional date range. When you click the download button below, It will create a CSV file for you to save to your computer.",
                        "gravityforms"
                    ); ?></p>

                <div class="hr-divider"></div>
                <form method="post" style="margin-top:10px;">
                    <?php echo wp_nonce_field("rg_start_export", "rg_start_export_nonce"); ?>
                    <table class="form-table">
                        <tr valign="top">

                            <th scope="row"><label for="export_form"><?php _e(
                                        "Select A Form",
                                        "gravityforms"
                                    ); ?></label> <?php gform_tooltip("export_select_form") ?></th>
                            <td>

                                <select id="export_form" name="export_form" onchange="SelectExportForm(jQuery(this).val());">
                                    <option value=""><?php _e("Select a form", "gravityforms"); ?></option>
                                    <?php
                                    $forms = RGFormsModel::get_forms(NULL, "title");
                                    foreach ($forms as $form) {
                                        ?>
                                        <option value="<?php echo absint($form->id) ?>"><?php echo esc_html(
                                                $form->title
                                            ) ?></option>
                                    <?php
                                    }
                                    ?>
                                </select>

                            </td>
                        </tr>
                        <tr id="export_field_container" valign="top" style="display: none;">
                            <th scope="row"><label for="export_fields"><?php _e(
                                        "Select Fields",
                                        "gravityforms"
                                    ); ?></label> <?php gform_tooltip("export_select_fields") ?></th>
                            <td>
                                <ul id="export_field_list">
                                </ul>
                            </td>
                        </tr>
                        <tr id="export_date_container" valign="top" style="display: none;">
                            <th scope="row"><label for="export_date"><?php _e(
                                        "Select Date Range",
                                        "gravityforms"
                                    ); ?></label> <?php gform_tooltip("export_date_range") ?></th>
                            <td>
                                <div>
                                <span style="width:150px; float:left; ">
                                    <input type="text" id="export_date_start" name="export_date_start" style="width:90%" />
                                    <strong><label for="export_date_start" style="display:block;"><?php _e(
                                                "Start",
                                                "gravityforms"
                                            ); ?></label></strong>
                                </span>

                                <span style="width:150px; float:left;">
                                    <input type="text" id="export_date_end" name="export_date_end" style="width:90%" />
                                    <strong><label for="export_date_end" style="display:block;"><?php _e(
                                                "End",
                                                "gravityforms"
                                            ); ?></label></strong>
                                </span>

                                    <div style="clear: both;"></div>
                                    <?php _e(
                                        "Date Range is optional, if no date range is selected all entries will be exported.",
                                        "gravityforms"
                                    ); ?>
                                </div>
                            </td>
                        </tr>
                    </table>
                    <ul>
                        <li id="export_submit_container" style="display:none; clear:both;">
                            <br /><br />
                            <input type="submit" name="export_lead" value="<?php _e(
                                "Download Export File",
                                "gravityforms"
                            ); ?>" class="button-primary" />
                        <span id="please_wait_container" style="display:none; margin-left:15px;">
                            <img src="<?= GFCommon::get_base_url()?>/images/loading.gif"> <?php _e(
                                "Exporting entries. Please wait...",
                                "gravityforms"
                            ); ?>
                        </span>

                            <iframe id="export_frame" width="1" height="1" src="about:blank"></iframe>
                        </li>
                    </ul>
                </form>
            </div>
        <?php

        }


        private static function is_valid_notification_email($text)
        {

            if (empty($text)) {
                return FALSE;
            }
            $emails = explode(",", $text);
            foreach ($emails as $email) {
                $email            = trim($email);
                $invalid_email    = GFCommon::is_invalid_or_empty_email($email);
                $invalid_variable = !preg_match('/^({[^{]*?:(\d+(\.\d+)?)(:(.*?))?},? *)+$/', $email);
                if ($invalid_email && $invalid_variable) {
                    return FALSE;
                }
            }

            return TRUE;
        }



        function remove_admin_sub_menu()
        {

            //the first parameter is the parent name of the first item in the Forms menu
            remove_submenu_page("gf_edit_forms", "gf_help");
        }

    }

}
$GFOrange44Custom = new gravity_forms_orange44_customizations;