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@RiFi2k
Created April 10, 2017 09:17
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<?php
class GFFormDisplay{
public static $submission = array();
private static $init_scripts = array();
const ON_PAGE_RENDER = 1;
const ON_CONDITIONAL_LOGIC = 2;
public static function process_form($form_id){
//reading form metadata
$form = RGFormsModel::get_form_meta($form_id);
$form = RGFormsModel::add_default_properties($form);
$lead = array();
$field_values = RGForms::post("gform_field_values");
$confirmation_message = "";
$source_page_number = self::get_source_page($form_id);
$page_number = $source_page_number;
$target_page = self::get_target_page($form, $page_number, $field_values);
//Loading files that have been uploaded to temp folder
$files = GFCommon::json_decode(stripslashes(RGForms::post("gform_uploaded_files")));
if(!is_array($files))
$files = array();
RGFormsModel::$uploaded_files[$form_id] = $files;
$is_valid = true;
//don't validate when going to previous page
if(empty($target_page) || $target_page >= $page_number){
$failed_validation_page = $page_number;
$is_valid = self::validate($form, $field_values, $page_number, $failed_validation_page);
}
//Upload files to temp folder when going to the next page or when submitting the form and it failed validation
if( $target_page >= $page_number || ($target_page == 0 && !$is_valid) ){
//Uploading files to temporary folder
$files = self::upload_files($form, $files);
RGFormsModel::$uploaded_files[$form_id] = $files;
}
// Load target page if it did not fail validation or if going to the previous page
if($is_valid){
$page_number = $target_page;
}
else
{
$page_number = $failed_validation_page;
}
$confirmation = "";
if($is_valid && $page_number == 0){
$ajax = isset($_POST["gform_ajax"]);
//adds honeypot field if configured
if(rgar($form,"enableHoneypot"))
$form["fields"][] = self::get_honeypot_field($form);
$failed_honeypot = rgar($form,"enableHoneypot") && !self::validate_honeypot($form);
if($failed_honeypot){
//display confirmation but doesn't process the form when honeypot fails
$confirmation = self::handle_confirmation($form, $lead, $ajax);
$is_valid = false;
}
else{
$form = self::update_confirmation($form);
//pre submission action
do_action("gform_pre_submission", $form);
do_action("gform_pre_submission_{$form["id"]}", $form);
//pre submission filter
$form = apply_filters("gform_pre_submission_filter_{$form["id"]}", apply_filters("gform_pre_submission_filter", $form));
//handle submission
$confirmation = self::handle_submission($form, $lead, $ajax);
//after submission hook
do_action("gform_after_submission", $lead, $form);
do_action("gform_after_submission_{$form["id"]}", $lead, $form);
}
if(is_array($confirmation) && isset($confirmation["redirect"])){
header("Location: {$confirmation["redirect"]}");
do_action("gform_post_submission", $lead, $form);
do_action("gform_post_submission_{$form["id"]}", $lead, $form);
exit;
}
}
if(!isset(self::$submission[$form_id]))
self::$submission[$form_id] = array();
self::set_submission_if_null($form_id, "is_valid", $is_valid);
self::set_submission_if_null($form_id, "form", $form);
self::set_submission_if_null($form_id, "lead", $lead);
self::set_submission_if_null($form_id, "confirmation_message", $confirmation);
self::set_submission_if_null($form_id, "page_number", $page_number);
self::set_submission_if_null($form_id, "source_page_number", $source_page_number);
}
private static function set_submission_if_null($form_id, $key, $val){
if(!isset(self::$submission[$form_id][$key]))
self::$submission[$form_id][$key] = $val;
}
private static function upload_files($form, $files){
//Creating temp folder if it does not exist
$target_path = RGFormsModel::get_upload_path($form["id"]) . "/tmp/";
wp_mkdir_p($target_path);
foreach($form["fields"] as $field){
$input_name = "input_{$field["id"]}";
//skip fields that are not file upload fields or that don't have a file to be uploaded or that have failed validation
$input_type = RGFormsModel::get_input_type($field);
if(!in_array($input_type, array("fileupload", "post_image")) || $field["failed_validation"] || empty($_FILES[$input_name]["name"])){
GFCommon::log_debug("upload_files() - skipping field: {$field["label"]}({$field["id"]} - {$field["type"]})");
continue;
}
$file_info = RGFormsModel::get_temp_filename($form["id"], $input_name);
GFCommon::log_debug("upload_files() - temp file info: " . print_r($file_info, true));
if($file_info && move_uploaded_file($_FILES[$input_name]['tmp_name'], $target_path . $file_info["temp_filename"])){
$files[$input_name] = $file_info["uploaded_filename"];
GFCommon::log_debug("upload_files() - file uploaded successfully: {$file_info["uploaded_filename"]}");
}
else{
GFCommon::log_error("upload_files() - file could not be uploaded: tmp_name: {$_FILES[$input_name]['tmp_name']} - target location: " . $target_path . $file_info["temp_filename"]);
}
}
return $files;
}
public static function get_state($form, $field_values){
$product_fields = array();
foreach($form["fields"] as $field){
if(GFCommon::is_product_field($field["type"]) || $field["type"] == "donation"){
$value = RGFormsModel::get_field_value($field, $field_values, false);
$value = self::default_if_empty($field, $value);
switch($field["inputType"]){
case "calculation" :
case "singleproduct" :
case "hiddenproduct" :
$price = !is_array($value) || empty($value[$field["id"] . ".2"]) ? $field["basePrice"] : $value[$field["id"] . ".2"];
if(empty($price))
$price = 0;
$price = GFCommon::to_number($price);
$product_name = !is_array($value) || empty($value[$field["id"] . ".1"]) ? $field["label"] : $value[$field["id"] . ".1"];
$product_fields[$field["id"]. ".1"] = wp_hash($product_name);
$product_fields[$field["id"]. ".2"] = wp_hash($price);
break;
case "singleshipping" :
$price = !empty($value) ? $value : $field["basePrice"];
$price = GFCommon::to_number($price);
$product_fields[$field["id"]] = wp_hash($price);
break;
case "radio" :
case "select" :
$product_fields[$field["id"]] = array();
foreach($field["choices"] as $choice){
$field_value = !empty($choice["value"]) || rgar($field,"enableChoiceValue") ? $choice["value"] : $choice["text"];
if($field["enablePrice"])
$field_value .= "|" . GFCommon::to_number(rgar($choice,"price"));
$product_fields[$field["id"]][] = wp_hash($field_value);
}
break;
case "checkbox" :
$index = 1;
foreach($field["choices"] as $choice){
$field_value = !empty($choice["value"]) || $field["enableChoiceValue"] ? $choice["value"] : $choice["text"];
if($field["enablePrice"])
$field_value .= "|" . GFCommon::to_number(rgar($choice,"price"));
if($index % 10 == 0) //hack to skip numbers ending in 0. so that 5.1 doesn't conflict with 5.10
$index++;
$product_fields[$field["id"] . "." . $index++] = wp_hash($field_value);
}
break;
}
}
}
$hash = serialize($product_fields);
$checksum = wp_hash(crc32($hash));
return base64_encode(json_encode(array($hash, $checksum)));
}
private static function has_pages($form){
return GFCommon::has_pages($form);
}
private static function has_character_counter($form){
if(!is_array($form["fields"]))
return false;
foreach($form["fields"] as $field){
if(rgar($field, "maxLength") && !rgar($field, "inputMask"))
return true;
}
return false;
}
private static function has_enhanced_dropdown($form){
if(!is_array($form["fields"]))
return false;
foreach($form["fields"] as $field){
if(in_array(RGFormsModel::get_input_type($field), array("select", "multiselect")) && rgar($field, "enableEnhancedUI"))
return true;
}
return false;
}
private static function has_password_strength($form){
if(!is_array($form["fields"]))
return false;
foreach($form["fields"] as $field){
if($field["type"] == "password" && RGForms::get("passwordStrengthEnabled", $field))
return true;
}
return false;
}
private static function has_other_choice($form){
if(!is_array($form["fields"]))
return false;
foreach($form["fields"] as $field){
if($field["type"] == "radio" && rgget("enableOtherChoice", $field))
return true;
}
return false;
}
public static function get_target_page($form, $current_page, $field_values){
$page_number = RGForms::post("gform_target_page_number_{$form["id"]}");
$page_number = !is_numeric($page_number) ? 1 : $page_number;
$direction = $page_number >= $current_page ? 1 : -1;
//Finding next page that is not hidden by conditional logic
while(RGFormsModel::is_page_hidden($form, $page_number, $field_values)){
$page_number += $direction;
}
//If all following pages are hidden, submit the form
if($page_number > self::get_max_page_number($form))
$page_number = 0;
return $page_number;
}
public static function get_source_page($form_id){
$page_number = RGForms::post("gform_source_page_number_{$form_id}");
return !is_numeric($page_number) ? 1 : $page_number;
}
public static function set_current_page($form_id, $page_number){
self::$submission[$form_id]["page_number"] = $page_number;
}
public static function get_current_page($form_id){
$page_number = isset(self::$submission[$form_id]) ? self::$submission[$form_id]["page_number"] : 1;
return $page_number;
}
private static function is_page_active($form_id, $page_number){
return intval(self::get_current_page($form_id)) == intval($page_number);
}
private static function get_limit_period_dates($period){
if(empty($period))
return array("start_date" => null, "end_date" => null);
switch($period){
case "day" :
return array(
"start_date" => gmdate("Y-m-d"),
"end_date" => gmdate("Y-m-d 23:59:59"));
break;
case "week" :
return array(
"start_date" => gmdate("Y-m-d", strtotime("Monday this week")),
"end_date" => gmdate("Y-m-d 23:59:59", strtotime("next Sunday")));
break;
case "month" :
$month_start = gmdate("Y-m-1");
return array(
"start_date" => $month_start,
"end_date" => gmdate("Y-m-d H:i:s", strtotime("{$month_start} +1 month -1 second")));
break;
case "year" :
return array(
"start_date" => gmdate("Y-1-1"),
"end_date" => gmdate("Y-12-31 23:59:59"));
break;
}
}
public static function get_form($form_id, $display_title=true, $display_description=true, $force_display=false, $field_values=null, $ajax=false, $tabindex = 1){
//looking up form id by form name
if(!is_numeric($form_id))
$form_id = RGFormsModel::get_form_id($form_id);
//reading form metadata
$form = RGFormsModel::get_form_meta($form_id, true);
$form = RGFormsModel::add_default_properties($form);
//disable ajax if form has a reCAPTCHA field (not supported).
if($ajax && self::has_recaptcha_field($form))
$ajax = false;
$is_postback = false;
$is_valid = true;
$confirmation_message = "";
$page_number = 1;
//If form was submitted, read variables set during form submission procedure
$submission_info = isset(self::$submission[$form_id]) ? self::$submission[$form_id] : false;
if($submission_info){
$is_postback = true;
$is_valid = rgar($submission_info, "is_valid") || rgar($submission_info, "is_confirmation");
$form = $submission_info["form"];
$lead = $submission_info["lead"];
$confirmation_message = rgget("confirmation_message", $submission_info);
if($is_valid && !RGForms::get("is_confirmation", $submission_info)){
if($submission_info["page_number"] == 0){
//post submission hook
do_action("gform_post_submission", $lead, $form);
do_action("gform_post_submission_{$form["id"]}", $lead, $form);
}
else{
//change page hook
do_action("gform_post_paging", $form, $submission_info["source_page_number"], $submission_info["page_number"]);
do_action("gform_post_paging_{$form["id"]}", $form, $submission_info["source_page_number"], $submission_info["page_number"]);
}
}
}
else if(!current_user_can("administrator")){
RGFormsModel::insert_form_view($form_id, $_SERVER['REMOTE_ADDR']);
}
if(rgar($form,"enableHoneypot"))
$form["fields"][] = self::get_honeypot_field($form);
//Fired right before the form rendering process. Allow users to manipulate the form object before it gets displayed in the front end
$form = apply_filters("gform_pre_render_$form_id", apply_filters("gform_pre_render", $form, $ajax), $ajax);
if($form == null)
return "<p>" . __("Oops! We could not locate your form.", "gravityforms") . "</p>";
$has_pages = self::has_pages($form);
//calling tab index filter
GFCommon::$tab_index = apply_filters("gform_tabindex_{$form_id}", apply_filters("gform_tabindex", $tabindex, $form), $form);
//Don't display inactive forms
if(!$force_display && !$is_postback) {
$form_info = RGFormsModel::get_form($form_id);
if(!$form_info->is_active)
return "";
// If form requires login, check if user is logged in
if(rgar($form, "requireLogin")) {
if(!is_user_logged_in())
return empty($form["requireLoginMessage"]) ? "<p>" . __("Sorry. You must be logged in to view this form.", "gravityforms"). "</p>" : "<p>" . GFCommon::gform_do_shortcode($form["requireLoginMessage"]) . "</p>";
}
}
// show the form regardless of the following validations when force display is set to true
if(!$force_display || $is_postback) {
$form_schedule_validation = self::validate_form_schedule($form);
// if form schedule validation fails AND this is not a postback, display the validation error
// if form schedule validation fails AND this is a postback, make sure is not a valid submission (enables display of confirmation message)
if( ($form_schedule_validation && !$is_postback) || ($form_schedule_validation && $is_postback && !$is_valid) )
return $form_schedule_validation;
$entry_limit_validation = self::validate_entry_limit($form);
// refer to form schedule condition notes above
if( ($entry_limit_validation && !$is_postback) || ($entry_limit_validation && $is_postback && !$is_valid) )
return $entry_limit_validation;
}
$form_string = "";
//When called via a template, this will enqueue the proper scripts
//When called via a shortcode, this will be ignored (too late to enqueue), but the scripts will be enqueued via the enqueue_scripts event
self::enqueue_form_scripts($form, $ajax);
if(empty($confirmation_message)){
$wrapper_css_class = GFCommon::get_browser_class() . " gform_wrapper";
if(!$is_valid)
$wrapper_css_class .=" gform_validation_error";
//Hidding entire form if conditional logic is on to prevent "hidden" fields from blinking. Form will be set to visible in the conditional_logic.php after the rules have been applied.
$style = self::has_conditional_logic($form) ? "style='display:none'" : "";
$custom_wrapper_css_class = !empty($form["cssClass"]) ? " {$form["cssClass"]}_wrapper": "";
$form_string .= "
<div class='{$wrapper_css_class}{$custom_wrapper_css_class}' id='gform_wrapper_$form_id' " . $style . ">";
$action = add_query_arg(array());
$default_anchor = $has_pages || $ajax ? true : false;
$use_anchor = apply_filters("gform_confirmation_anchor_{$form["id"]}", apply_filters("gform_confirmation_anchor", $default_anchor));
if($use_anchor !== false){
$form_string .="<a id='gf_$form_id' name='gf_$form_id' class='gform_anchor' ></a>";
$action .= "#gf_$form_id";
}
$target = $ajax ? "target='gform_ajax_frame_{$form_id}'" : "";
$form_css_class = !empty($form["cssClass"]) ? "class='{$form["cssClass"]}'": "";
$action = esc_attr($action);
$form_string .= apply_filters("gform_form_tag_{$form_id}", apply_filters("gform_form_tag", "<form method='post' enctype='multipart/form-data' {$target} id='gform_{$form_id}' {$form_css_class} action='{$action}'>", $form), $form);
if($display_title || $display_description){
$form_string .= "
<div class='gform_heading'>";
if($display_title){
$form_string .= "
<h3 class='gform_title'>" . $form['title'] . "</h3>";
}
if($display_description){
$form_string .= "
<span class='gform_description'>" . rgar($form,'description') ."</span>";
}
$form_string .= "
</div>";
}
$current_page = self::get_current_page($form_id);
if($has_pages && !IS_ADMIN){
$page_count = self::get_max_page_number($form);
if($form["pagination"]["type"] == "percentage"){
$form_string .= self::get_progress_bar($form, $form_id,$confirmation_message);
}
else if($form["pagination"]["type"] == "steps"){
$form_string .="
<div id='gf_page_steps_{$form_id}' class='gf_page_steps'>";
for($i=0, $count = sizeof($form["pagination"]["pages"]); $i<$count; $i++){
$step_number = $i+1;
$active_class = $step_number == $current_page ? " gf_step_active" : "";
$first_class = $i==0 ? " gf_step_first" : "";
$last_class = $i+1 == $count ? " gf_step_last" : "";
$complete_class = $step_number < $current_page ? " gf_step_completed" : "";
$previous_class = $step_number + 1 == $current_page ? " gf_step_previous" : "";
$next_class = $step_number - 1 == $current_page ? " gf_step_next" : "";
$pending_class = $step_number > $current_page ? " gf_step_pending" : "";
$classes = "gf_step" . $active_class . $first_class . $last_class . $complete_class . $previous_class . $next_class . $pending_class;
$classes = GFCommon::trim_all($classes);
$form_string .="
<div id='gf_step_{$form_id}_{$step_number}' class='{$classes}'><span class='gf_step_number'>{$step_number}</span>&nbsp;{$form["pagination"]["pages"][$i]}</div>";
}
$form_string .="
<div class='gf_step_clear'></div>
</div>";
}
}
if($is_postback && !$is_valid){
$validation_message = "<div class='validation_error'>" . __("There was a problem with your submission.", "gravityforms") . " " . __("Errors have been highlighted below.", "gravityforms") . "</div>";
$form_string .= apply_filters("gform_validation_message_{$form["id"]}", apply_filters("gform_validation_message", $validation_message, $form), $form);
}
$form_string .= "
<div class='gform_body'>";
//add first page if this form has any page fields
if($has_pages){
$style = self::is_page_active($form_id, 1) ? "" : "style='display:none;'";
$class = !empty($form["firstPageCssClass"]) ? " {$form["firstPageCssClass"]}" : "";
$form_string .= "<div id='gform_page_{$form_id}_1' class='gform_page{$class}' {$style}>
<div class='gform_page_fields'>";
}
$description_class = rgar($form,"descriptionPlacement") == "above" ? "description_above" : "description_below";
$form_string .= "
<ul id='gform_fields_$form_id' class='gform_fields {$form['labelPlacement']} {$description_class}'>";
if(is_array($form['fields']))
{
foreach($form['fields'] as $field){
$field["conditionalLogicFields"] = self::get_conditional_logic_fields($form, $field["id"]);
$form_string .= self::get_field($field, RGFormsModel::get_field_value($field, $field_values), false, $form, $field_values);
}
}
$form_string .= "
</ul>";
if($has_pages){
$previous_button = self::get_form_button($form["id"], "gform_previous_button_{$form["id"]}", $form["lastPageButton"], __("Previous", "gravityforms"), "button gform_previous_button", __("Previous Page", "gravityforms"), self::get_current_page($form_id) -1);
$form_string .= "</div>" . self::gform_footer($form, "gform_page_footer " . $form['labelPlacement'], $ajax, $field_values, $previous_button, $display_title, $display_description, $is_postback) . "
</div>"; //closes gform_page
}
$form_string .= "</div>"; //closes gform_body
//suppress form footer for multi-page forms (footer will be included on the last page
if(!$has_pages)
$form_string .= self::gform_footer($form, "gform_footer " . $form['labelPlacement'], $ajax, $field_values, "", $display_title, $display_description, $is_postback);
$form_string .= "
</form>
</div>";
if($ajax && $is_postback){
global $wp_scripts;
$form_string = "<!DOCTYPE html><html><head>" .
"<meta charset='UTF-8' /></head><body class='GF_AJAX_POSTBACK'>" . $form_string . "</body></html>";
}
if($ajax && !$is_postback){
$spinner_url = apply_filters("gform_ajax_spinner_url_{$form_id}", apply_filters("gform_ajax_spinner_url", GFCommon::get_base_url() . "/images/spinner.gif", $form), $form);
$scroll_position = array('default' => '', 'confirmation' => '');
if($use_anchor !== false) {
$scroll_position['default'] = is_numeric($use_anchor) ? "jQuery(document).scrollTop(" . intval($use_anchor) . ");" : "jQuery(document).scrollTop(jQuery('#gform_wrapper_{$form_id}').offset().top);";
$scroll_position['confirmation'] = is_numeric($use_anchor) ? "jQuery(document).scrollTop(" . intval($use_anchor) . ");" : "jQuery(document).scrollTop(jQuery('#gforms_confirmation_message').offset().top);";
}
$form_string .="
<iframe style='display:none;width:0px; height:0px;' src='about:blank' name='gform_ajax_frame_{$form_id}' id='gform_ajax_frame_{$form_id}'></iframe>
<script type='text/javascript'>" . apply_filters("gform_cdata_open", "") . "" .
"function gformInitSpinner_{$form_id}(){" .
"jQuery('#gform_{$form_id}').submit(function(){" .
"if(jQuery('#gform_ajax_spinner_{$form_id}').length == 0){".
"jQuery('#gform_submit_button_{$form_id}, #gform_wrapper_{$form_id} .gform_next_button, #gform_wrapper_{$form_id} .gform_image_button').after('<' + 'img id=\"gform_ajax_spinner_{$form_id}\" class=\"gform_ajax_spinner\" src=\"{$spinner_url}\" alt=\"\" />'); " .
"}".
"} );" .
"}" .
"jQuery(document).ready(function($){" .
"gformInitSpinner_{$form_id}();" .
"jQuery('#gform_ajax_frame_{$form_id}').load( function(){" .
"var contents = jQuery(this).contents().find('*').html();" .
"var is_postback = contents.indexOf('GF_AJAX_POSTBACK') >= 0;" .
"if(!is_postback){return;}" .
"var form_content = jQuery(this).contents().find('#gform_wrapper_{$form_id}');" .
"var is_redirect = contents.indexOf('gformRedirect(){') >= 0;".
"var is_form = !(form_content.length <= 0 || is_redirect);".
"if(is_form){" .
"jQuery('#gform_wrapper_{$form_id}').html(form_content.html());" .
"{$scroll_position['default']}" .
"if(window['gformInitDatepicker']) {gformInitDatepicker();}" .
"if(window['gformInitPriceFields']) {gformInitPriceFields();}" .
"var current_page = jQuery('#gform_source_page_number_{$form_id}').val();".
"gformInitSpinner_{$form_id}();" .
"jQuery(document).trigger('gform_page_loaded', [{$form_id}, current_page]);" .
"window['gf_submitting'] = false;" .
"}" .
"else if(!is_redirect){" .
"var confirmation_content = jQuery(this).contents().find('#gforms_confirmation_message').html();" .
"if(!confirmation_content){".
"confirmation_content = contents;".
"}" .
"setTimeout(function(){" .
"jQuery('#gform_wrapper_{$form_id}').replaceWith('<' + 'div id=\'gforms_confirmation_message\' class=\'gform_confirmation_message_{$form_id}\'' + '>' + confirmation_content + '<' + '/div' + '>');" .
"{$scroll_position['confirmation']}" .
"jQuery(document).trigger('gform_confirmation_loaded', [{$form_id}]);" .
"window['gf_submitting'] = false;" .
"}, 50);" .
"}" .
"else{" .
"jQuery('#gform_{$form_id}').append(contents);" .
"if(window['gformRedirect']) {gformRedirect();}" .
"}" .
"jQuery(document).trigger('gform_post_render', [{$form_id}, current_page]);" .
"} );" .
"} );" . apply_filters("gform_cdata_close", "") . "</script>";
}
$is_first_load = !$is_postback;
if((!$ajax || $is_first_load)) {
self::register_form_init_scripts($form, $field_values);
if(apply_filters("gform_init_scripts_footer", false)){
add_action("wp_footer", create_function('', 'GFFormDisplay::footer_init_scripts(' . $form['id'] . ');'), 20);
add_action("gform_preview_footer", create_function('', 'GFFormDisplay::footer_init_scripts(' . $form['id'] . ');'));
}
else{
$form_string .= self::get_form_init_scripts($form);
$form_string .= "<script type='text/javascript'>" . apply_filters("gform_cdata_open", "") . " jQuery(document).ready(function(){jQuery(document).trigger('gform_post_render', [{$form_id}, {$current_page}]) } ); " . apply_filters("gform_cdata_close", "") . "</script>";
}
}
return apply_filters("gform_get_form_filter_{$form["id"]}",apply_filters('gform_get_form_filter',$form_string, $form), $form);
}
else{
$progress_confirmation = "";
//check admin setting for whether the progress bar should start at zero
$start_at_zero = rgars($form, "pagination/display_progressbar_on_confirmation");
//check for filter
$start_at_zero = apply_filters("gform_progressbar_start_at_zero", $start_at_zero, $form);
//show progress bar on confirmation
if($start_at_zero && $has_pages && !IS_ADMIN && ($form["confirmation"]["type"] == "message" && $form["pagination"]["type"] == "percentage") && $form["pagination"]["display_progressbar_on_confirmation"])
{
$progress_confirmation = self::get_progress_bar($form, $form_id,$confirmation_message);
if($ajax)
$progress_confirmation = "<!DOCTYPE html><html><head><meta charset='UTF-8' /></head><body class='GF_AJAX_POSTBACK'>" . $progress_confirmation . $confirmation_message . "</body></html>";
}
else
{
//return regular confirmation message
if($ajax)
{
$progress_confirmation = "<!DOCTYPE html><html><head><meta charset='UTF-8' /></head><body class='GF_AJAX_POSTBACK'>" . $confirmation_message . "</body></html>";
}
else
{
$progress_confirmation = $confirmation_message;
}
}
return $progress_confirmation;
}
}
public static function footer_init_scripts($form_id){
global $_init_forms;
$form = RGFormsModel::get_form_meta($form_id);
$form_string = self::get_form_init_scripts($form);
$current_page = self::get_current_page($form_id);
$form_string .= "<script type='text/javascript'>" . apply_filters("gform_cdata_open", "") . " jQuery(document).ready(function(){jQuery(document).trigger('gform_post_render', [{$form_id}, {$current_page}]) } ); " . apply_filters("gform_cdata_close", "") . "</script>";
if(!isset($_init_forms[$form_id])){
echo $form_string;
if(!is_array($_init_forms))
$_init_forms = array();
$_init_forms[$form_id] = true;
}
}
public static function add_init_script($form_id, $script_name, $location, $script){
$key = $script_name . "_" . $location;
if(!isset(self::$init_scripts[$form_id]))
self::$init_scripts[$form_id] = array();
//add script if it hasn't been added before
if(!array_key_exists($key, self::$init_scripts[$form_id]))
self::$init_scripts[$form_id][$key] = array("location" => $location, "script" => $script);
}
private static function get_form_button($form_id, $button_input_id, $button, $default_text, $class, $alt, $target_page_number){
$tabindex = GFCommon::get_tabindex();
$input_type='submit';
$onclick="";
if(!empty($target_page_number)){
$onclick = "onclick='jQuery(\"#gform_target_page_number_{$form_id}\").val(\"{$target_page_number}\"); jQuery(\"#gform_{$form_id}\").trigger(\"submit\",[true]); '";
$input_type='button';
}
else{
//to prevent multiple form submissions when button is pressed multiple times
if(GFFormsModel::is_html5_enabled())
$set_submitting = "if( !jQuery(\"#gform_{$form_id}\")[0].checkValidity || jQuery(\"#gform_{$form_id}\")[0].checkValidity()){window[\"gf_submitting_{$form_id}\"]=true;}";
else
$set_submitting = "window[\"gf_submitting_{$form_id}\"]=true;";
$onclick="onclick='if(window[\"gf_submitting_{$form_id}\"]){return false;} $set_submitting '";
}
if($button["type"] == "text" || empty($button["imageUrl"])){
$button_text = !empty($button["text"]) ? $button["text"] : $default_text;
$button_input = "<input type='{$input_type}' id='{$button_input_id}' class='{$class}' value='" . esc_attr($button_text) . "' {$tabindex} {$onclick}/>";
}
else{
$imageUrl = $button["imageUrl"];
$button_input= "<input type='image' src='{$imageUrl}' id='{$button_input_id}' class='gform_image_button' alt='{$alt}' {$tabindex} {$onclick}/>";
}
return $button_input;
}
private static function gform_footer($form, $class, $ajax, $field_values, $previous_button, $display_title, $display_description){
$form_id = $form["id"];
$footer = "
<div class='" . $class ."'>";
$button_input = self::get_form_button($form["id"], "gform_submit_button_{$form["id"]}", $form["button"], __("Submit", "gravityforms"), "button gform_button", __("Submit", "gravityforms"), 0);
$button_input = apply_filters("gform_submit_button", $button_input, $form);
$button_input = apply_filters("gform_submit_button_{$form_id}", $button_input, $form);
$footer .= $previous_button . " " . $button_input;
if($ajax){
$footer .= "<input type='hidden' name='gform_ajax' value='" . esc_attr("form_id={$form_id}&amp;title={$display_title}&amp;description={$display_description}") . "' />";
}
$current_page = self::get_current_page($form_id);
$next_page = $current_page + 1;
$next_page = $next_page > self::get_max_page_number($form) ? 0 : $next_page;
$field_values_str = is_array($field_values) ? http_build_query($field_values) : $field_values;
$files_input = "";
if(!empty(RGFormsModel::$uploaded_files[$form_id])){
$files = GFCommon::json_encode(RGFormsModel::$uploaded_files[$form_id]);
$files_input = "<input type='hidden' name='gform_uploaded_files' id='gform_uploaded_files_{$form_id}' value='" . str_replace("'", "&#039;", $files) . "' />";
}
$footer .="
<input type='hidden' class='gform_hidden' name='is_submit_{$form_id}' value='1' />
<input type='hidden' class='gform_hidden' name='gform_submit' value='{$form_id}' />
<input type='hidden' class='gform_hidden' name='gform_unique_id' value='" . esc_attr(GFFormsModel::get_form_unique_id($form_id)) . "' />
<input type='hidden' class='gform_hidden' name='state_{$form_id}' value='" . self::get_state($form, $field_values) . "' />
<input type='hidden' class='gform_hidden' name='gform_target_page_number_{$form_id}' id='gform_target_page_number_{$form_id}' value='" . $next_page . "' />
<input type='hidden' class='gform_hidden' name='gform_source_page_number_{$form_id}' id='gform_source_page_number_{$form_id}' value='" . $current_page . "' />
<input type='hidden' name='gform_field_values' value='" . esc_attr($field_values_str) ."' />
{$files_input}
</div>";
return $footer;
}
private static function get_max_page_number($form){
$page_number = 0;
foreach($form["fields"] as $field){
if($field["type"] == "page"){
$page_number++;
}
}
return $page_number == 0 ? 0 : $page_number + 1;
}
private static function get_honeypot_field($form){
$max_id = self::get_max_field_id($form);
$labels = self::get_honeypot_labels();
return array("type" => "honeypot", "label" => $labels[rand(0, 3)], "id" => $max_id + 1, "cssClass" => "gform_validation_container", "description" => __("This field is for validation purposes and should be left unchanged.", "gravityforms"));
}
private static function get_max_field_id($form){
$max = 0;
foreach($form["fields"] as $field){
if(floatval($field["id"]) > $max)
$max = floatval($field["id"]);
}
return $max;
}
private static function get_honeypot_labels(){
return array("Name", "Email", "Phone", "Comments");
}
public static function is_empty($field, $form_id=0){
switch(RGFormsModel::get_input_type($field)){
case "post_image" :
case "fileupload" :
$input_name = "input_" . $field["id"];
$file_info = RGFormsModel::get_temp_filename($form_id, $input_name);
return !$file_info && empty($_FILES[$input_name]['name']);
case "list" :
$value = rgpost("input_" . $field["id"]);
if(is_array($value)){
//empty if all inputs are empty (for inputs with the same name)
foreach($value as $input){
if(strlen(trim($input)) > 0 )
return false;
}
}
return true;
}
if(is_array($field["inputs"]))
{
foreach($field["inputs"] as $input){
$value = rgpost("input_" . str_replace('.', '_', $input["id"]));
if(is_array($value) && !empty($value)){
return false;
}
$strlen = strlen(trim($value));
if(!is_array($value) && strlen(trim($value)) > 0)
return false;
}
return true;
}
else{
$value = rgpost("input_" . $field["id"]);
if(is_array($value)){
//empty if any of the inputs are empty (for inputs with the same name)
foreach($value as $input){
if(strlen(trim($input)) <= 0 )
return true;
}
return false;
}
else if($field["enablePrice"]){
list($label, $price) = explode("|", $value);
$is_empty = (strlen(trim($price)) <= 0);
return $is_empty;
}
else{
$is_empty = (strlen(trim($value)) <= 0) || ($field["type"] == "post_category" && $value < 0);
return $is_empty;
}
}
}
private static function clean_extensions($extensions){
$count = sizeof($extensions);
for($i=0; $i<$count; $i++){
$extensions[$i] = str_replace(".", "",str_replace(" ", "", $extensions[$i]));
}
return $extensions;
}
private static function validate_range($field, $value){
if( !GFCommon::is_numeric($value, rgar($field, "numberFormat")) )
return false;
$number = GFCommon::clean_number($value, rgar($field, "numberFormat"));
if( (is_numeric($field["rangeMin"]) && $number < $field["rangeMin"]) ||
(is_numeric($field["rangeMax"]) && $number > $field["rangeMax"])
)
return false;
else
return true;
}
private static function validate_honeypot($form){
$honeypot_id = self::get_max_field_id($form);
return rgempty("input_{$honeypot_id}");
}
public static function handle_submission($form, &$lead, $ajax=false){
//creating entry in DB
RGFormsModel::save_lead($form, $lead);
//reading entry that was just saved
$lead = RGFormsModel::get_lead($lead["id"]);
$lead = GFFormsModel::set_entry_meta($lead, $form);
do_action('gform_entry_created', $lead, $form);
$lead = apply_filters('gform_entry_post_save', $lead, $form);
RGFormsModel::set_current_lead($lead);
//if Akismet plugin is installed, run lead through Akismet and mark it as Spam when appropriate
$is_spam = GFCommon::akismet_enabled($form['id']) && GFCommon::is_akismet_spam($form, $lead);
if(!$is_spam){
GFCommon::create_post($form, $lead);
//send notifications
GFCommon::send_form_submission_notifications($form, $lead);
}
else {
//marking entry as spam
RGFormsModel::update_lead_property($lead["id"], "status", "spam", false, true);
$lead["status"] = "spam";
}
//display confirmation message or redirect to confirmation page
return self::handle_confirmation($form, $lead, $ajax);
}
public static function handle_confirmation($form, $lead, $ajax=false){
//run the function to populate the legacy confirmation format to be safe
$form = self::update_confirmation($form, $lead);
if($form["confirmation"]["type"] == "message"){
$default_anchor = self::has_pages($form) ? 1 : 0;
$anchor = apply_filters("gform_confirmation_anchor_{$form["id"]}", apply_filters("gform_confirmation_anchor", $default_anchor)) ? "<a id='gf_{$form["id"]}' name='gf_{$form["id"]}' class='gform_anchor' ></a>" : "";
$nl2br = rgar($form["confirmation"],"disableAutoformat") ? false : true;
$cssClass = rgar($form, "cssClass");
$confirmation = empty($form["confirmation"]["message"]) ? "{$anchor} " : "{$anchor}<div id='gform_confirmation_wrapper_{$form["id"]}' class='gform_confirmation_wrapper {$cssClass}'><div id='gforms_confirmation_message' class='gform_confirmation_message_{$form["id"]}'>" . GFCommon::replace_variables($form["confirmation"]["message"], $form, $lead, false, true, $nl2br) . "</div></div>";
}
else{
if(!empty($form["confirmation"]["pageId"])){
$url = get_permalink($form["confirmation"]["pageId"]);
}
else{
$url = GFCommon::replace_variables(trim($form["confirmation"]["url"]), $form, $lead, false, true);
$url_info = parse_url($url);
$query_string = $url_info["query"];
$dynamic_query = GFCommon::replace_variables(trim($form["confirmation"]["queryString"]), $form, $lead, true);
$query_string .= empty($url_info["query"]) || empty($dynamic_query) ? $dynamic_query : "&" . $dynamic_query;
if(!empty($url_info["fragment"]))
$query_string .= "#" . $url_info["fragment"];
$url = $url_info["scheme"] . "://" . $url_info["host"];
if(!empty($url_info["port"]))
$url .= ":{$url_info["port"]}";
$url .= rgar($url_info,"path");
if(!empty($query_string)){
$url .= "?{$query_string}";
}
}
if(headers_sent() || $ajax){
//Perform client side redirect for AJAX forms, of if headers have already been sent
$confirmation = self::get_js_redirect_confirmation($url, $ajax);
}
else{
$confirmation = array("redirect" => $url);
}
}
$confirmation = apply_filters("gform_confirmation_{$form["id"]}", apply_filters("gform_confirmation", $confirmation, $form, $lead, $ajax), $form, $lead, $ajax);
if(!is_array($confirmation)){
$confirmation = GFCommon::gform_do_shortcode($confirmation); //enabling shortcodes
}
else if(headers_sent() || $ajax){
//Perform client side redirect for AJAX forms, of if headers have already been sent
$confirmation = self::get_js_redirect_confirmation($confirmation["redirect"], $ajax); //redirecting via client side
}
return $confirmation;
}
private static function get_js_redirect_confirmation($url, $ajax){
$confirmation = "<script type=\"text/javascript\">" . apply_filters("gform_cdata_open", "") . " function gformRedirect(){document.location.href='$url';}";
if(!$ajax)
$confirmation .="gformRedirect();";
$confirmation .= apply_filters("gform_cdata_close", "") . "</script>";
return $confirmation;
}
public static function send_emails($form, $lead){
_deprecated_function("send_emails", "1.7", "GFCommon::send_form_submission_notifications");
GFCommon::send_form_submission_notifications($form, $lead);
}
public static function checkdate($month, $day, $year){
if(empty($month) || !is_numeric($month) || empty($day) || !is_numeric($day) || empty($year) || !is_numeric($year) || strlen($year) != 4)
return false;
return checkdate($month, $day, $year);
}
public static function validate(&$form, $field_values, $page_number=0, &$failed_validation_page=0){
$form = apply_filters('gform_pre_validation', $form);
// validate form schedule
if(self::validate_form_schedule($form))
return false;
// validate entry limit
if(self::validate_entry_limit($form))
return false;
foreach($form["fields"] as &$field){
//If a page number is specified, only validates fields that are on current page
$field_in_other_page = $page_number > 0 && $field["pageNumber"] != $page_number;
//validate fields with "no duplicate" functionality when they are present on pages before the current page.
$validate_duplicate_feature = $field["noDuplicates"] && $page_number > 0 && $field["pageNumber"] <= $page_number;
//if(($page_number > 0 && $field["pageNumber"] != $page_number) && $field["noDuplicates"] <> "1"){
if($field_in_other_page && !$validate_duplicate_feature){
continue;
}
//ignore validation if field is hidden or admin only
if(RGFormsModel::is_field_hidden($form, $field, $field_values) || $field["adminOnly"]){
continue;
}
$value = RGFormsModel::get_field_value($field);
//display error message if field is marked as required and the submitted value is empty
if($field["isRequired"] && self::is_empty($field, $form["id"])){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("This field is required.", "gravityforms") : $field["errorMessage"];
}
//display error if field does not allow duplicates and the submitted value already exists
else if($field["noDuplicates"] && RGFormsModel::is_duplicate($form["id"], $field, $value)){
$field["failed_validation"] = true;
//set page number so the failed field displays if on multi-page form
$failed_validation_page = $field["pageNumber"];
$input_type = RGFormsModel::get_input_type($field);
switch($input_type){
case "date" :
$default_message = __("This date has already been taken. Please select a new date.", "gravityforms");
break;
default:
$default_message = is_array($value) ? __("This field requires an unique entry and the values you entered have been already been used.", "gravityforms") :
sprintf(__("This field requires an unique entry and '%s' has already been used", "gravityforms"), $value);
break;
}
$field["validation_message"] = apply_filters("gform_duplicate_message_{$form["id"]}", apply_filters("gform_duplicate_message", $default_message, $form), $form);
}
else{
if(self::failed_state_validation($form["id"], $field, $value)){
$field["failed_validation"] = true;
$field["validation_message"] = in_array($field["inputType"], array("singleproduct", "singleshipping", "hiddenproduct")) ? __("Please enter a valid value.", "gravityforms") : __("Invalid selection. Please select one of the available choices.", "gravityforms");
}
else{
switch(RGFormsModel::get_input_type($field)){
case "password" :
$password = $_POST["input_" . $field["id"]];
$confirm = $_POST["input_" . $field["id"] . "_2"];
if($password != $confirm){
$field["failed_validation"] = true;
$field["validation_message"] = __("Your passwords do not match.", "gravityforms");
}
else if(rgar($field,"passwordStrengthEnabled") && !rgempty("minPasswordStrength",$field) && !empty($password)){
$strength = $_POST["input_" . $field["id"] . "_strength"];
$levels = array("short" => 1, "bad" => 2, "good" => 3, "strong" => 4);
if($levels[$strength] < $levels[$field["minPasswordStrength"]]){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Your password does not meet the required strength. <br/>Hint: To make it stronger, use upper and lower case letters, numbers and symbols like ! \" ? $ % ^ & ).", "gravityforms") : $field["errorMessage"];
}
}
break;
case "name" :
if($field["isRequired"] && $field["nameFormat"] != "simple")
{
$first = $_POST["input_" . $field["id"] . "_3"];
$last = $_POST["input_" . $field["id"] . "_6"];
if(empty($first) || empty($last)){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("This field is required. Please enter the first and last name.", "gravityforms") : $field["errorMessage"];
}
}
break;
case "address" :
if($field["isRequired"])
{
$street = $_POST["input_" . $field["id"] . "_1"];
$city = $_POST["input_" . $field["id"] . "_3"];
$state = $_POST["input_" . $field["id"] . "_4"];
$zip = $_POST["input_" . $field["id"] . "_5"];
$country = $_POST["input_" . $field["id"] . "_6"];
if(empty($street) || empty($city) || empty($zip) || (empty($state) && !$field["hideState"] ) || (empty($country) && !$field["hideCountry"])){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("This field is required. Please enter a complete address.", "gravityforms") : $field["errorMessage"];
}
}
break;
case "creditcard" :
$card_number = rgpost("input_" . $field["id"] . "_1");
$expiration_date = rgpost("input_" . $field["id"] . "_2");
$security_code = rgpost("input_" . $field["id"] . "_3");
if(rgar($field, "isRequired") && (empty($card_number) || empty($security_code) || empty($expiration_date[0]) || empty($expiration_date[1]))){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Please enter your credit card information.", "gravityforms") : $field["errorMessage"];
}
else if(!empty($card_number)){
$card_type = GFCommon::get_card_type($card_number);
$security_code = rgpost("input_" . $field["id"] . "_3");
if(empty($security_code)){
$field["failed_validation"] = true;
$field["validation_message"] = __("Please enter your card's security code.", "gravityforms");
}
else if(!$card_type){
$field["failed_validation"] = true;
$field["validation_message"] = __("Invalid credit card number.", "gravityforms");
}
else if(!GFCommon::is_card_supported($field, $card_type["slug"])){
$field["failed_validation"] = true;
$field["validation_message"] = $card_type["name"] . " " . __("is not supported. Please enter one of the supported credit cards.", "gravityforms");
}
}
break;
case "email" :
if(!rgblank($value) && !GFCommon::is_valid_email($value)){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Please enter a valid email address.", "gravityforms"): $field["errorMessage"];
}
else if(rgget("emailConfirmEnabled", $field) && !empty($value)){
$confirm = rgpost("input_" . $field["id"] . "_2");
if($confirm != $value){
$field["failed_validation"] = true;
$field["validation_message"] = __("Your emails do not match.", "gravityforms");
}
}
break;
case "donation" :
case "price" :
if(!class_exists("RGCurrency"))
require_once("currency.php");
$donation = GFCommon::to_number($value);
if(!rgblank($value) && ($donation === false || $donation < 0)){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Please enter a valid amount.", "gravityforms") : $field["errorMessage"];
}
break;
case "number" :
if(!rgblank($value) && !self::validate_range($field, $value) && !GFCommon::has_field_calculation($field)) {
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? GFCommon::get_range_message($field) : $field["errorMessage"];
}
else if($field["type"] == "quantity" && intval($value) != $value){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Please enter a valid quantity. Quantity cannot contain decimals.", "gravityforms") : $field["errorMessage"];
}
break;
case "phone" :
$regex = '/^\D?(\d{3})\D?\D?(\d{3})\D?(\d{4})$/';
if($field["phoneFormat"] == "standard" && !empty($value) && !preg_match($regex, $value)){
$field["failed_validation"] = true;
if(!empty($field["errorMessage"]))
$field["validation_message"] = $field["errorMessage"];
}
break;
case "date" :
if(is_array($value) && rgempty(0, $value) && rgempty(1, $value)&& rgempty(2, $value))
$value = null;
if(!empty($value)){
$format = empty($field["dateFormat"]) ? "mdy" : $field["dateFormat"];
$date = GFCommon::parse_date($value, $format);
if(empty($date) || !self::checkdate($date["month"], $date["day"], $date["year"])){
$field["failed_validation"] = true;
$format_name = "";
switch($format){
case "mdy" :
$format_name = "mm/dd/yyyy";
break;
case "dmy" :
$format_name = "dd/mm/yyyy";
break;
case "dmy_dash" :
$format_name = "dd-mm-yyyy";
break;
case "dmy_dot" :
$format_name = "dd.mm.yyyy";
break;
case "ymd_slash" :
$format_name = "yyyy/mm/dd";
break;
case "ymd_dash" :
$format_name = "yyyy-mm-dd";
break;
case "ymd_dot" :
$format_name = "yyyy.mm.dd";
break;
}
$message = $field["dateType"] == "datepicker" ? sprintf(__("Please enter a valid date in the format (%s).", "gravityforms"), $format_name) : __("Please enter a valid date.", "gravityforms");
$field["validation_message"] = empty($field["errorMessage"]) ? $message : $field["errorMessage"];
}
}
break;
case "time" :
//create variable values if time came in one field
if(!is_array($value) && !empty($value)){
preg_match('/^(\d*):(\d*) ?(.*)$/', $value, $matches);
$value = array();
$value[0] = $matches[1];
$value[1] = $matches[2];
}
$hour = $value[0];
$minute = $value[1];
if(empty($hour) && empty($minute))
break;
$is_valid_format = is_numeric($hour) && is_numeric($minute);
$min_hour = rgar($field, "timeFormat") == "24" ? 0 : 1;
$max_hour = rgar($field, "timeFormat") == "24" ? 23 : 12;
if(!$is_valid_format || $hour < $min_hour || $hour > $max_hour || $minute < 0 || $minute >= 60)
{
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Please enter a valid time." , "gravityforms"): $field["errorMessage"];
}
break;
case "website" :
if(empty($value) || $value == "http://"){
$value = "";
if($field["isRequired"]){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("This field is required.", "gravityforms") : $field["errorMessage"];
}
}
if(!empty($value) && !GFCommon::is_valid_url($value)){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("Please enter a valid Website URL (i.e. http://www.gravityforms.com).", "gravityforms") : $field["errorMessage"];
}
break;
case "captcha" :
switch($field["captchaType"]){
case "simple_captcha" :
if(class_exists("ReallySimpleCaptcha")){
$prefix = $_POST["input_captcha_prefix_{$field["id"]}"];
$captcha_obj = GFCommon::get_simple_captcha();
if(!$captcha_obj->check($prefix, str_replace(" ", "", $value))){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("The CAPTCHA wasn't entered correctly. Go back and try it again.", "gravityforms") : $field["errorMessage"];
}
//removes old files in captcha folder (older than 1 hour);
$captcha_obj->cleanup();
}
break;
case "math" :
$prefixes = explode(",", $_POST["input_captcha_prefix_{$field["id"]}"]);
$captcha_obj = GFCommon::get_simple_captcha();
//finding first number
$first = 0;
for($first=0; $first<10; $first++){
if($captcha_obj->check($prefixes[0], $first))
break;
}
//finding second number
$second = 0;
for($second=0; $second<10; $second++){
if($captcha_obj->check($prefixes[2], $second))
break;
}
//if it is a +, perform the sum
if($captcha_obj->check($prefixes[1], "+"))
$result = $first + $second;
else
$result = $first - $second;
if(intval($result) != intval($value)){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("The CAPTCHA wasn't entered correctly. Go back and try it again.", "gravityforms") : $field["errorMessage"];
}
//removes old files in captcha folder (older than 1 hour);
$captcha_obj->cleanup();
break;
default :
if(!function_exists("recaptcha_get_html")){
require_once(GFCommon::get_base_path() . '/recaptchalib.php');
}
$privatekey = get_option("rg_gforms_captcha_private_key");
$resp = recaptcha_check_answer ($privatekey,
$_SERVER["REMOTE_ADDR"],
$_POST["recaptcha_challenge_field"],
$_POST["recaptcha_response_field"]);
if (!$resp->is_valid) {
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("The reCAPTCHA wasn't entered correctly. Go back and try it again.", "gravityforms") : $field["errorMessage"];
}
}
break;
case "fileupload" :
case "post_image" :
$info = pathinfo($_FILES["input_" . $field["id"]]["name"]);
$allowedExtensions = self::clean_extensions(explode(",", strtolower($field["allowedExtensions"])));
$extension = strtolower(rgget("extension",$info));
if(empty($field["allowedExtensions"]) && in_array($extension, array("php", "asp", "exe", "com", "htaccess"))){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("The uploaded file type is not allowed.", "gravityforms") : $field["errorMessage"];
}
else if(!empty($field["allowedExtensions"]) && !empty($info["basename"]) && !in_array($extension, $allowedExtensions)){
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? sprintf(__("The uploaded file type is not allowed. Must be one of the following: %s", "gravityforms"), strtolower($field["allowedExtensions"]) ) : $field["errorMessage"];
}
break;
case "calculation" :
case "singleproduct" :
case "hiddenproduct" :
$quantity_id = $field["id"] . ".3";
$quantity = rgget($quantity_id, $value);
if($field["isRequired"] && rgblank($quantity) && !rgar($field, "disableQuantity") ){
$field["failed_validation"] = true;
$field["validation_message"] = rgempty("errorMessage", $field) ? __("This field is required.", "gravityforms") : rgar($field, "errorMessage");
}
else if(!empty($quantity) && (!is_numeric($quantity) || intval($quantity) != floatval($quantity)) ) {
$field["failed_validation"] = true;
$field["validation_message"] = __("Please enter a valid quantity", "gravityforms");
}
break;
case "radio" :
if(rgar($field, 'enableOtherChoice') && $value == 'gf_other_choice')
$value = rgpost("input_{$field['id']}_other");
if($field["isRequired"] && rgar($field, 'enableOtherChoice') && $value == GFCommon::get_other_choice_value()) {
$field["failed_validation"] = true;
$field["validation_message"] = empty($field["errorMessage"]) ? __("This field is required.", "gravityforms") : $field["errorMessage"];
}
break;
}
}
}
$custom_validation_result = apply_filters("gform_field_validation", array("is_valid"=> rgar($field, "failed_validation") ? false : true, "message"=>rgar($field, "validation_message")), $value, $form, $field);
$custom_validation_result = apply_filters("gform_field_validation_{$form["id"]}", $custom_validation_result, $value, $form, $field);
$custom_validation_result = apply_filters("gform_field_validation_{$form["id"]}_{$field["id"]}", $custom_validation_result, $value, $form, $field);
$field["failed_validation"] = rgar($custom_validation_result, "is_valid") ? false : true;
$field["validation_message"] = rgar($custom_validation_result, "message");
}
$is_valid = true;
foreach($form["fields"] as $f){
if(rgar($f,"failed_validation")){
$is_valid = false;
break;
}
}
$validation_result = apply_filters("gform_validation_{$form["id"]}", apply_filters("gform_validation", array("is_valid" => $is_valid, "form" => $form)) );
$is_valid = $validation_result["is_valid"];
$form = $validation_result["form"];
return $is_valid;
}
public static function failed_state_validation($form_id, $field, $value){
global $_gf_state;
//if field can be populated dynamically, disable state validation
if(rgar($field,"allowsPrepopulate")) {
return false;
} else if(!GFCommon::is_product_field($field["type"] && $field["type"] != "donation")) {
return false;
} else if (!in_array($field["inputType"], array("singleshipping", "singleproduct", "hiddenproduct", "checkbox", "radio", "select"))) {
return false;
}
if(!isset($_gf_state)){
$state = json_decode(base64_decode($_POST["state_{$form_id}"]), true);
if(!$state || sizeof($state) != 2)
return true;
//making sure state wasn't tampered with by validating checksum
$checksum = wp_hash(crc32($state[0]));
if($checksum != $state[1]){
return true;
}
$_gf_state = unserialize($state[0]);
}
if(!is_array($value)){
$value = array($field["id"] => $value);
}
foreach($value as $key => $input_value){
$state = isset($_gf_state[$key]) ? $_gf_state[$key] : false;
//converting price to a number for single product fields and single shipping fields
if( (in_array($field["inputType"], array("singleproduct", "hiddenproduct")) && $key == $field["id"] . ".2") || $field["inputType"] == "singleshipping")
$input_value = GFCommon::to_number($input_value);
$hash = wp_hash($input_value);
if(strlen($input_value) > 0 && $state !== false && ((is_array($state) && !in_array($hash, $state)) || (!is_array($state) && $hash != $state)) ){
return true;
}
}
return false;
}
public static function enqueue_scripts(){
global $wp_query;
if(isset($wp_query->posts) && is_array($wp_query->posts)){
foreach($wp_query->posts as $post){
$forms = self::get_embedded_forms($post->post_content, $ajax);
foreach($forms as $form){
if(isset($form["id"]))
self::enqueue_form_scripts($form, $ajax);
}
}
}
}
public static function get_embedded_forms($post_content, &$ajax){
$forms = array();
if(preg_match_all('/\[gravityform +.*?((id=.+?)|(name=.+?))\]/is', $post_content, $matches, PREG_SET_ORDER)){
$ajax = false;
foreach($matches as $match){
//parsing shortcode attributes
$attr = shortcode_parse_atts($match[1]);
$form_id = $attr["id"];
if(!is_numeric($form_id))
$form_id = RGFormsModel::get_form_id($attr["name"]);
$forms[] = RGFormsModel::get_form_meta($form_id);
$ajax = isset($attr["ajax"]) && strtolower(substr($attr["ajax"],0, 4)) == "true";
}
}
return $forms;
}
public static function enqueue_form_scripts($form, $ajax=false){
// adding pre enqueue scripts hook so that scripts can be added first if a need exists
do_action("gform_pre_enqueue_scripts", $form, $ajax);
do_action("gform_pre_enqueue_scripts_{$form["id"]}", $form, $ajax);
if(!get_option('rg_gforms_disable_css')){
wp_enqueue_style("gforms_reset_css", GFCommon::get_base_url() . "/css/formreset.css", null, GFCommon::$version);
wp_enqueue_style("gforms_datepicker_css", GFCommon::get_base_url() . "/css/datepicker.css", null, GFCommon::$version);
wp_enqueue_style("gforms_formsmain_css", GFCommon::get_base_url() . "/css/formsmain.css", null, GFCommon::$version);
wp_enqueue_style("gforms_ready_class_css", GFCommon::get_base_url() . "/css/readyclass.css", null, GFCommon::$version);
wp_enqueue_style("gforms_browsers_css", GFCommon::get_base_url() . "/css/browsers.css", null, GFCommon::$version);
if(is_rtl()){
wp_enqueue_style("gforms_rtl_css", GFCommon::get_base_url() . "/css/rtl.css", null, GFCommon::$version);
}
}
if(self::has_price_field($form) || self::has_password_strength($form) || GFCommon::has_list_field($form) || GFCommon::has_credit_card_field($form) || self::has_conditional_logic($form)){
wp_enqueue_script("gforms_gravityforms", GFCommon::get_base_url() . "/js/gravityforms.js", array("jquery"), GFCommon::$version, false);
}
if(self::has_conditional_logic($form)){
wp_enqueue_script("gforms_conditional_logic_lib", GFCommon::get_base_url() . "/js/conditional_logic.js", array("jquery", "gforms_gravityforms"), GFCommon::$version);
}
if(self::has_datepicker_field($form)){
wp_enqueue_script("gforms_datepicker", GFCommon::get_base_url() . "/js/datepicker.js", array("jquery-ui-datepicker"), GFCommon::$version, true);
}
if(self::has_price_field($form) || self::has_password_strength($form) || GFCommon::has_list_field($form) || GFCommon::has_credit_card_field($form) || self::has_calculation_field($form)){
wp_enqueue_script("gforms_gravityforms", GFCommon::get_base_url() . "/js/gravityforms.js", array("jquery"), GFCommon::$version, false);
}
if(self::has_enhanced_dropdown($form) || self::has_pages($form) || self::has_fileupload_field($form)){
wp_enqueue_script("gforms_json", GFCommon::get_base_url() . "/js/jquery.json-1.3.js", array("jquery"), GFCommon::$version, true);
wp_enqueue_script("gforms_gravityforms", GFCommon::get_base_url() . "/js/gravityforms.js", array("gforms_json"), GFCommon::$version, false);
}
if(self::has_character_counter($form)){
wp_enqueue_script("gforms_character_counter", GFCommon::get_base_url() . "/js/jquery.textareaCounter.plugin.js", array("jquery"), GFCommon::$version, false);
}
if(self::has_input_mask($form)){
wp_enqueue_script("gforms_input_mask", GFCommon::get_base_url() . "/js/jquery.maskedinput-1.3.1.min.js", array("jquery"), GFCommon::$version, true);
}
if(self::has_enhanced_dropdown($form)){
wp_enqueue_script("gforms_chosen", GFCommon::get_base_url() . "/js/chosen.jquery.min.js", array("jquery"), GFCommon::$version, false);
}
do_action("gform_enqueue_scripts", $form, $ajax);
do_action("gform_enqueue_scripts_{$form["id"]}", $form, $ajax);
// enqueue jQuery every time form is displayed to allow "gform_post_render" js hook
// to be available to users even when GF is not using it
wp_enqueue_script("jquery");
}
private static $printed_scripts = array();
public static function print_form_scripts($form, $ajax){
if(!get_option('rg_gforms_disable_css')){
if(!wp_style_is("gforms_css", "queue")){
wp_enqueue_style("gforms_reset_css", GFCommon::get_base_url() . "/css/formreset.css", null, GFCommon::$version);
wp_enqueue_style("gforms_datepicker_css", GFCommon::get_base_url() . "/css/datepicker.css", null, GFCommon::$version);
wp_enqueue_style("gforms_formsmain_css", GFCommon::get_base_url() . "/css/formsmain.css", null, GFCommon::$version);
wp_enqueue_style("gforms_ready_class_css", GFCommon::get_base_url() . "/css/readyclass.css", null, GFCommon::$version);
wp_enqueue_style("gforms_browsers_css", GFCommon::get_base_url() . "/css/browsers.css", null, GFCommon::$version);
wp_print_styles(array("gforms_reset_css"));
wp_print_styles(array("gforms_datepicker_css"));
wp_print_styles(array("gforms_formsmain_css"));
wp_print_styles(array("gforms_ready_class_css"));
wp_print_styles(array("gforms_browsers_css"));
if(is_rtl()){
wp_enqueue_style("gforms_rtl_css", GFCommon::get_base_url() . "/css/rtl.css", null, GFCommon::$version);
wp_print_styles(array("gforms_rtl_css"));
}
}
}
if( (self::has_enhanced_dropdown($form) || self::has_price_field($form) || self::has_password_strength($form) || self::has_pages($form) || self::has_password_strength($form) || GFCommon::has_list_field($form) || GFCommon::has_credit_card_field($form)) && !wp_script_is("gforms_gravityforms", "queue")){
wp_enqueue_script("gforms_gravityforms", GFCommon::get_base_url() . "/js/gravityforms.js", array("jquery"), GFCommon::$version, false);
wp_print_scripts(array("gforms_gravityforms"));
}
if(self::has_conditional_logic($form) && !wp_script_is("gforms_conditional_logic_lib", "queue")){
wp_enqueue_script("gforms_conditional_logic_lib", GFCommon::get_base_url() . "/js/conditional_logic.js", array("jquery", "gforms_gravityforms"), GFCommon::$version);
wp_print_scripts(array("gforms_conditional_logic_lib"));
}
if(self::has_datepicker_field($form) && !wp_script_is("gforms_datepicker", "queue")){
wp_enqueue_script("gforms_datepicker", GFCommon::get_base_url() . "/js/datepicker.js", array("jquery-ui-datepicker"), GFCommon::$version, true);
wp_print_scripts(array("gforms_datepicker"));
}
if(self::has_pages($form) && !wp_script_is("gforms_json", "queue")){
wp_enqueue_script("gforms_json", GFCommon::get_base_url() . "/js/jquery.json-1.3.js", array("jquery"), GFCommon::$version, true);
wp_print_scripts(array("gforms_json"));
}
if( (self::has_enhanced_dropdown($form) || self::has_price_field($form) || self::has_password_strength($form) || self::has_pages($form) || self::has_password_strength($form) || GFCommon::has_list_field($form) || GFCommon::has_credit_card_field($form)) || self::has_calculation_field($form) && !wp_script_is("gforms_gravityforms", "queue")){
wp_enqueue_script("gforms_gravityforms", GFCommon::get_base_url() . "/js/gravityforms.js", array("jquery"), GFCommon::$version, false);
wp_print_scripts(array("gforms_gravityforms"));
}
if(self::has_character_counter($form) && !wp_script_is("gforms_character_counter", "queue")){
wp_enqueue_script("gforms_character_counter", GFCommon::get_base_url() . "/js/jquery.textareaCounter.plugin.js", array("jquery"), GFCommon::$version, false);
wp_print_scripts(array("gforms_character_counter"));
}
if(self::has_input_mask($form) && !wp_script_is("gforms_input_mask", "queue")){
wp_enqueue_script("gforms_input_mask", GFCommon::get_base_url() . "/js/jquery.maskedinput-1.3.1.min.js", array("jquery"), GFCommon::$version, true);
wp_print_scripts(array("gforms_input_mask"));
}
if(self::has_enhanced_dropdown($form)&& !wp_script_is("gforms_chosen", "queue")){
wp_enqueue_script("gforms_chosen", GFCommon::get_base_url() . "/js/chosen.jquery.min.js", array("jquery"), GFCommon::$version, false);
wp_print_scripts(array("gforms_chosen"));
}
if(!wp_script_is("jquery", "queue")){
wp_print_scripts(array("jquery"));
}
if(wp_script_is("gforms_gravityforms")) {
echo '<script type="text/javascript"> ' . GFCommon::gf_global(false) . ' </script>';
}
}
private static function has_conditional_logic( $form ) {
$has_conditional_logic = self::has_conditional_logic_legwork( $form );
return apply_filters( 'gform_has_conditional_logic', $has_conditional_logic, $form );
}
private static function has_conditional_logic_legwork($form){
if(empty($form))
return false;
if(isset($form["button"]["conditionalLogic"]))
return true;
if(is_array(rgar($form,"fields"))){
foreach(rgar($form,"fields") as $field){
if(!empty($field["conditionalLogic"])){
return true;
}
else if(isset($field["nextButton"]) && !empty($field["nextButton"]["conditionalLogic"])){
return true;
}
}
}
return false;
}
private static function get_conditional_logic($form, $field_values = array()){
$logics = "";
$dependents = "";
$fields_with_logic = array();
$default_values = array();
foreach($form["fields"] as $field){
//use section's logic if one exists
$section = RGFormsModel::get_section($form, $field["id"]);
$section_logic = !empty($section) ? rgar($section,"conditionalLogic") : null;
$field_logic = $field["type"] != "page" ? RGForms::get("conditionalLogic", $field) : null; //page break conditional logic will be handled during the next button click
$next_button_logic = isset($field["nextButton"]) && isset($field["nextButton"]["conditionalLogic"]) ? $field["nextButton"]["conditionalLogic"] : null;
if(!empty($field_logic) || !empty($next_button_logic)){
$field_section_logic = array("field" => $field_logic, "nextButton" => $next_button_logic, "section" => $section_logic);
$logics .= $field["id"] . ": " . GFCommon::json_encode($field_section_logic) . ",";
$fields_with_logic[] = $field["id"];
$peers = $field["type"] == "section" ? GFCommon::get_section_fields($form, $field["id"]) : array($field);
$peer_ids = array();
foreach ($peers as $peer)
$peer_ids[] = $peer["id"];
$dependents .= $field["id"] . ": " . GFCommon::json_encode($peer_ids) . ",";
}
//-- Saving default values so that they can be restored when toggling conditional logic ---
$field_val = "";
$input_type = RGFormsModel::get_input_type($field);
//get parameter value if pre-populate is enabled
if(rgar($field, "allowsPrepopulate")){
if(is_array(rgar($field, "inputs"))){
$field_val = array();
foreach($field["inputs"] as $input){
$field_val["input_{$input["id"]}"] = RGFormsModel::get_parameter_value(rgar($input, "name"), $field_values, $field);
}
}
else if($input_type == "time"){
$parameter_val = RGFormsModel::get_parameter_value(rgar($field, "inputName"), $field_values, $field);
if(!empty($parameter_val) && preg_match('/^(\d*):(\d*) ?(.*)$/', $parameter_val, $matches)){
$field_val = array();
$field_val[] = esc_attr($matches[1]); //hour
$field_val[] = esc_attr($matches[2]); //minute
$field_val[] = rgar($matches,3); //am or pm
}
}
else if($input_type == "list"){
$parameter_val = RGFormsModel::get_parameter_value(rgar($field, "inputName"), $field_values, $field);
$field_val = is_array($parameter_val) ? $parameter_val : explode(",", str_replace("|", ",", $parameter_val));
}
else {
$field_val = RGFormsModel::get_parameter_value(rgar($field, "inputName"), $field_values, $field);
}
}
//use default value if pre-populated value is empty
$field_val = self::default_if_empty($field, $field_val);
if(is_array(rgar($field, "choices")) && $input_type != "list"){
//radio buttons start at 0 and checkboxes start at 1
$choice_index = $input_type == "radio" ? 0 : 1;
foreach($field["choices"] as $choice){
if(rgar($choice,"isSelected") && $input_type == "select"){
$val = isset($choice["price"]) ? $choice["value"] . "|" . GFCommon::to_number($choice["price"]) : $choice["value"];
$default_values[$field["id"]] = $val;
}
else if(rgar($choice,"isSelected")){
if(!isset($default_values[$field["id"]]))
$default_values[$field["id"]] = array();
$default_values[$field["id"]][] = "choice_{$field["id"]}_{$choice_index}";
}
$choice_index++;
}
}
else if(!empty($field_val)){
$default_values[$field["id"]] = $field_val;
}
}
$button_conditional_script = "";
//adding form button conditional logic if enabled
if(isset($form["button"]["conditionalLogic"])){
$logics .= "0: " . GFCommon::json_encode(array("field"=>$form["button"]["conditionalLogic"], "section" => null)) . ",";
$dependents .= "0: " . GFCommon::json_encode(array(0)) . ",";
$fields_with_logic[] = 0;
$button_conditional_script = "jQuery('#gform_{$form['id']}').submit(" .
"function(event, isButtonPress){" .
" var visibleButton = jQuery('.gform_next_button:visible, .gform_button:visible, .gform_image_button:visible');" .
" return visibleButton.length > 0 || isButtonPress == true;" .
"}" .
");";
}
if(!empty($logics))
$logics = substr($logics, 0, strlen($logics) - 1); //removing last comma;
if(!empty($dependents))
$dependents = substr($dependents, 0, strlen($dependents) - 1); //removing last comma;
$animation = rgar($form,"enableAnimation") ? "1" : "0";
global $wp_locale;
$number_format = $wp_locale->number_format['decimal_point'] == "," ? "decimal_comma" : "decimal_dot";
$str = "if(window['jQuery']){" .
"if(!window['gf_form_conditional_logic'])" .
"window['gf_form_conditional_logic'] = new Array();" .
"window['gf_form_conditional_logic'][{$form['id']}] = {'logic' : {" . $logics . " }, 'dependents' : {" . $dependents . " }, 'animation' : " . $animation . " , 'defaults' : " . json_encode($default_values) . " }; ".
"if(!window['gf_number_format'])" .
"window['gf_number_format'] = '" . $number_format . "';" .
"jQuery(document).ready(function(){" .
"gf_apply_rules({$form['id']}, " . json_encode($fields_with_logic) . ", true);" .
"jQuery('#gform_wrapper_{$form['id']}').show();" .
"jQuery(document).trigger('gform_post_conditional_logic', [{$form['id']}, null, true]);" .
$button_conditional_script .
"} );" .
"} ";
return $str;
}
/**
* Enqueue and retrieve all inline scripts that should be executed when the form is rendered.
* Use add_init_script() function to enqueue scripts.
*
* @param mixed $form
*/
private static function register_form_init_scripts($form, $field_values = array()) {
// adding conditional logic script if conditional logic is configured for this form.
// get_conditional_logic also adds the chosen script for the enhanced dropdown option.
// if this form does not have conditional logic, add chosen script separately
if(self::has_conditional_logic($form)){
self::add_init_script($form["id"], "conditional_logic", self::ON_PAGE_RENDER, self::get_conditional_logic($form, $field_values));
}
//adding currency config if there are any product fields in the form
if(self::has_price_field($form)){
self::add_init_script($form["id"], "pricing", self::ON_PAGE_RENDER, self::get_pricing_init_script($form));
}
if(self::has_password_strength($form)){
$password_script = self::get_password_strength_init_script($form);
self::add_init_script($form["id"], "password", self::ON_PAGE_RENDER, $password_script);
}
if(self::has_enhanced_dropdown($form) ){
$chosen_script = self::get_chosen_init_script($form);
self::add_init_script($form["id"], "chosen", self::ON_PAGE_RENDER, $chosen_script);
self::add_init_script($form["id"], "chosen", self::ON_CONDITIONAL_LOGIC, $chosen_script);
}
if(GFCommon::has_credit_card_field($form)) {
self::add_init_script($form["id"], "credit_card", self::ON_PAGE_RENDER, self::get_credit_card_init_script($form));
}
if(self::has_character_counter($form)){
self::add_init_script($form['id'], 'character_counter', self::ON_PAGE_RENDER, self::get_counter_init_script($form));
}
if(self::has_input_mask($form)) {
self::add_init_script($form['id'], 'input_mask', self::ON_PAGE_RENDER, self::get_input_mask_init_script($form));
}
if(self::has_calculation_field($form)) {
self::add_init_script($form['id'], 'calculation', self::ON_PAGE_RENDER, self::get_calculations_init_script($form));
}
do_action('gform_register_init_scripts', $form, $field_values);
}
public static function get_form_init_scripts($form) {
$script_string = '';
// temporary solution for output gf_global obj until wp min version raised to 3.3
if(wp_script_is("gforms_gravityforms")) {
$gf_global_script = "if(typeof gf_global == 'undefined') " . GFCommon::gf_global(false);
}
/* rendering initialization scripts */
$init_scripts = rgar(self::$init_scripts, $form["id"]);
if(!empty($init_scripts)){
$script_string =
"<script type='text/javascript'>" . apply_filters("gform_cdata_open", "") . " ";
$script_string .= isset($gf_global_script) ? $gf_global_script : '';
$script_string .=
"jQuery(document).bind('gform_post_render', function(event, formId, currentPage){" .
"if(formId == {$form['id']}) {";
foreach($init_scripts as $init_script){
if($init_script["location"] == self::ON_PAGE_RENDER){
$script_string .= $init_script["script"];
}
}
$script_string .=
"} ". //keep the space. needed to prevent plugins from replacing }} with ]}
"} );".
"jQuery(document).bind('gform_post_conditional_logic', function(event, formId, fields, isInit){" ;
foreach($init_scripts as $init_script){
if($init_script["location"] == self::ON_CONDITIONAL_LOGIC){
$script_string .= $init_script["script"];
}
}
$script_string .=
"} );". apply_filters("gform_cdata_close", "") . "</script>";
}
return $script_string;
}
public static function get_chosen_init_script($form){
$chosen_fields = array();
foreach($form["fields"] as $field){
if(rgar($field, "enableEnhancedUI"))
$chosen_fields[] = "#input_{$form["id"]}_{$field["id"]}";
}
return "gformInitChosenFields('" . implode(",", $chosen_fields) . "','" . esc_attr(apply_filters("gform_dropdown_no_results_text_{$form["id"]}", apply_filters("gform_dropdown_no_results_text", __("No results matched", "gravityforms"), $form["id"]), $form["id"])) . "');";
}
public static function get_counter_init_script($form){
$script = "";
foreach($form["fields"] as $field){
$max_length = rgar($field,"maxLength");
$field_id = "input_{$form["id"]}_{$field["id"]}";
if(!empty($max_length) && !rgar($field,"adminOnly"))
{
$field_script =
"jQuery('#{$field_id}').textareaCount(" .
" {" .
" 'maxCharacterSize': {$max_length}," .
" 'originalStyle': 'ginput_counter'," .
" 'displayFormat' : '#input " . __("of", "gravityforms") . " #max " . __("max characters", "gravityforms") . "'" .
" } );";
$script .= apply_filters("gform_counter_script_{$form["id"]}", apply_filters("gform_counter_script", $field_script, $form["id"], $field_id, $max_length), $form["id"], $field_id, $max_length);
}
}
return $script;
}
public static function get_credit_card_init_script($form) {
$script = "";
foreach($form["fields"] as $field){
if($field['type'] != 'creditcard')
continue;
$field_id = "input_{$form["id"]}_{$field["id"]}";
$field_script = "jQuery(document).ready(function(){ { gformMatchCard(\"{$field_id}_1\"); } } );";
if(rgar($field, "forceSSL") && !GFCommon::is_ssl() && !GFCommon::is_preview())
$field_script = "document.location.href='" . esc_js( RGFormsModel::get_current_page_url(true) ) . "';";
$script .= $field_script;
}
$card_rules = self::get_credit_card_rules();
$script = "if(!window['gf_cc_rules']){window['gf_cc_rules'] = new Array(); } window['gf_cc_rules'] = " . GFCommon::json_encode($card_rules) . "; $script";
return $script;
}
public static function get_pricing_init_script($form) {
if(!class_exists("RGCurrency"))
require_once("currency.php");
return "if(window[\"gformInitPriceFields\"]) jQuery(document).ready(function(){gformInitPriceFields();} );";
}
public static function get_password_strength_init_script($form) {
$field_script = "if(!window['gf_text']){window['gf_text'] = new Array();} window['gf_text']['password_blank'] = '" . __("Strength indicator", "gravityforms") . "'; window['gf_text']['password_mismatch'] = '" . __("Mismatch", "gravityforms") . "';window['gf_text']['password_bad'] = '" . __("Bad", "gravityforms") . "'; window['gf_text']['password_short'] = '" . __("Short", "gravityforms") . "'; window['gf_text']['password_good'] = '" . __("Good", "gravityforms") . "'; window['gf_text']['password_strong'] = '" . __("Strong", "gravityforms") . "';";
foreach($form['fields'] as $field) {
if($field['type'] == 'password' && rgar($field, 'passwordStrengthEnabled')) {
$field_id = "input_{$form["id"]}_{$field["id"]}";
$field_script .= "gformShowPasswordStrength(\"$field_id\");";
}
}
return $field_script;
}
public static function get_input_mask_init_script($form) {
$script_str = '';
foreach($form['fields'] as $field) {
if(!rgar($field, 'inputMask') || !rgar($field, 'inputMaskValue'))
continue;
$mask = rgar($field, 'inputMaskValue');
$script = "jQuery('#input_{$form['id']}_{$field['id']}').mask('{$mask}').bind('keypress', function(e){if(e.which == 13){jQuery(this).blur();} } );";
$script_str .= apply_filters("gform_input_mask_script_{$form['id']}", apply_filters("gform_input_mask_script", $script, $form['id'], $field['id'], $mask), $form['id'], $field['id'], $mask);
}
return $script_str;
}
public static function get_calculations_init_script($form) {
require_once(GFCommon::get_base_path() . '/currency.php');
$formula_fields = array();
foreach($form['fields'] as $field) {
if(!rgar($field, 'enableCalculation') || !rgar($field, 'calculationFormula'))
continue;
$formula_fields[] = array('field_id' => $field['id'], 'formula' => rgar($field, 'calculationFormula'), 'rounding' => rgar($field, 'calculationRounding'), 'numberFormat' => rgar($field, 'numberFormat') );
}
if(empty($formula_fields))
return '';
$script = 'new GFCalc(' . $form['id'] . ', ' . GFCommon::json_encode($formula_fields) . ');';
return $script;
}
private static function has_datepicker_field($form){
if(is_array($form["fields"])){
foreach($form["fields"] as $field){
if(RGFormsModel::get_input_type($field) == "date" && rgar($field, "dateType") == "datepicker")
return true;
}
}
return false;
}
private static function has_price_field($form){
$price_fields = GFCommon::get_fields_by_type($form, array("product", "donation"));
return !empty($price_fields);
}
private static function has_fileupload_field($form){
$fileupload_fields = GFCommon::get_fields_by_type($form, array("fileupload", "post_image"));
if(is_array($form["fields"])){
foreach($form["fields"] as $field){
$input_type = RGFormsModel::get_input_type($field);
if(in_array($input_type, array("fileupload", "post_image")))
return true;
}
}
return false;
}
private static function has_recaptcha_field($form){
if(is_array($form["fields"])){
foreach($form["fields"] as $field){
if(($field["type"] == "captcha" || $field["inputType"] == "captcha") && !in_array($field["captchaType"], array("simple_captcha", "math")))
return true;
}
}
return false;
}
public static function has_input_mask($form, $field = false){
if($field) {
if(self::has_field_input_mask($field))
return true;
} else {
if(!is_array($form["fields"]))
return false;
foreach($form["fields"] as $field){
if(rgar($field, "inputMask") && rgar($field, "inputMaskValue") && !rgar($field, "enablePasswordInput"))
return true;
}
}
return false;
}
public static function has_field_input_mask($field){
if(rgar($field, "inputMask") && rgar($field, "inputMaskValue") && !rgar($field, "enablePasswordInput"))
return true;
return false;
}
public static function has_calculation_field($form) {
if(!is_array($form["fields"]))
return false;
foreach($form['fields'] as $field) {
if(GFCommon::has_field_calculation($field))
return true;
}
return false;
}
//Getting all fields that have a rule based on the specified field id
public static function get_conditional_logic_fields($form, $fieldId){
$fields = array();
//adding submit button field if enabled
if(isset($form["button"]["conditionalLogic"])){
$fields[] = 0;
}
foreach($form["fields"] as $field){
if($field["type"] != "page" && !empty($field["conditionalLogic"])){
foreach($field["conditionalLogic"]["rules"] as $rule){
if($rule["fieldId"] == $fieldId){
$fields[] = floatval($field["id"]);
//if field is a section, add all fields in the section that have conditional logic (to support nesting)
if($field["type"] == "section"){
$section_fields = GFCommon::get_section_fields($form, $field["id"]);
foreach($section_fields as $section_field)
if(!empty($section_field["conditionalLogic"]))
$fields[] = floatval($section_field["id"]);
}
break;
}
}
}
//adding fields with next button logic
if(!empty($field["nextButton"]["conditionalLogic"])){
foreach($field["nextButton"]["conditionalLogic"]["rules"] as $rule){
if($rule["fieldId"] == $fieldId && !in_array($fieldId, $fields)){
$fields[] = floatval($field["id"]);
break;
}
}
}
}
return $fields;
}
public static function get_field($field, $value="", $force_frontend_label = false, $form=null, $field_values=null){
$custom_class = IS_ADMIN ? "" : rgget("cssClass", $field);
if($field["type"] == "page"){
if(IS_ADMIN && RG_CURRENT_VIEW == "entry"){
return; //ignore page breaks in the entry detail page
}
else if(!IS_ADMIN){
$next_button = self::get_form_button($form["id"], "gform_next_button_{$form["id"]}_{$field["id"]}", $field["nextButton"], __("Next", "gravityforms"), "button gform_next_button", __("Next Page", "gravityforms"), $field["pageNumber"]);
$previous_button = $field["pageNumber"] == 2 ? "" : self::get_form_button($form["id"], "gform_previous_button_{$form["id"]}_{$field["id"]}", $field["previousButton"], __("Previous", "gravityforms"), "button gform_previous_button", __("Previous Page", "gravityforms"), $field["pageNumber"]-2);
$style = self::is_page_active($form["id"], $field["pageNumber"]) ? "" : "style='display:none;'";
$custom_class = !empty($custom_class) ? " {$custom_class}" : "";
$html = "</ul>
</div>
<div class='gform_page_footer'>
{$previous_button} {$next_button}
</div>
</div>
<div id='gform_page_{$form["id"]}_{$field["pageNumber"]}' class='gform_page{$custom_class}' {$style}>
<div class='gform_page_fields'>
<ul class='gform_fields {$form['labelPlacement']}'>";
return $html;
}
}
if($field["type"] == "post_category") {
}
if(!IS_ADMIN && rgar($field,"adminOnly"))
{
if($field["allowsPrepopulate"])
$field["inputType"] = "adminonly_hidden";
else
return;
}
$id = $field["id"];
$type = $field["type"];
$input_type = RGFormsModel::get_input_type($field);
$error_class = rgget("failed_validation", $field) ? "gfield_error" : "";
$admin_only_class = rgget("adminOnly", $field) ? "field_admin_only" : "";
$selectable_class = IS_ADMIN ? "selectable" : "";
$hidden_class = in_array($input_type, array("hidden", "hiddenproduct")) ? "gform_hidden" : "";
$section_class = $field["type"] == "section" ? "gsection" : "";
$page_class = $field["type"] == "page" ? "gpage" : "";
$html_block_class = $field["type"] == "html" ? "gfield_html" : "";
$html_formatted_class = $field["type"] == "html" && !IS_ADMIN && !rgget("disableMargins", $field) ? "gfield_html_formatted" : "";
$html_no_follows_desc_class = $field["type"] == "html" && !IS_ADMIN && !self::prev_field_has_description($form, $field["id"]) ? "gfield_no_follows_desc" : "";
$calculation_class = RGFormsModel::get_input_type($field) == 'number' && GFCommon::has_field_calculation($field) ? 'gfield_calculation' : '';
$calculation_class = RGFormsModel::get_input_type($field) == 'calculation' ? 'gfield_calculation' : '';
$product_suffix = "_{$form["id"]}_" . rgget("productField", $field);
$option_class = $field["type"] == "option" ? "gfield_price gfield_price{$product_suffix} gfield_option{$product_suffix}" : "";
$quantity_class = $field["type"] == "quantity" ? "gfield_price gfield_price{$product_suffix} gfield_quantity{$product_suffix}" : "";
$shipping_class = $field["type"] == "shipping" ? "gfield_price gfield_shipping gfield_shipping_{$form["id"]}" : "";
$product_class = $field["type"] == "product" ? "gfield_price gfield_price_{$form["id"]}_{$field["id"]} gfield_product_{$form["id"]}_{$field["id"]}" : "";
$hidden_product_class = $input_type == "hiddenproduct" ? "gfield_hidden_product" : "";
$donation_class = $field["type"] == "donation" ? "gfield_price gfield_price_{$form["id"]}_{$field["id"]} gfield_donation_{$form["id"]}_{$field["id"]}" : "";
$required_class = rgar($field, "isRequired") ? "gfield_contains_required" : "";
$creditcard_warning_class = $input_type == "creditcard" && !GFCommon::is_ssl() ? "gfield_creditcard_warning" : "";
$css_class = "$selectable_class gfield $error_class $section_class $admin_only_class $custom_class $hidden_class $html_block_class $html_formatted_class $html_no_follows_desc_class $option_class $quantity_class $product_class $donation_class $shipping_class $page_class $required_class $hidden_product_class $creditcard_warning_class $calculation_class";
$css_class = apply_filters("gform_field_css_class_{$form["id"]}", apply_filters("gform_field_css_class", trim($css_class), $field, $form), $field, $form);
$style = !empty($form) && !IS_ADMIN && RGFormsModel::is_field_hidden($form, $field, $field_values) ? "style='display:none;'" : "";
$field_id = IS_ADMIN || empty($form) ? "field_$id" : "field_" . $form["id"] . "_$id";
return "<li id='$field_id' class='$css_class' $style>" . self::get_field_content($field, $value, $force_frontend_label, $form == null ? 0 : $form["id"]) . "</li>";
}
private static function prev_field_has_description($form, $field_id){
if(!is_array($form["fields"]))
return false;
$prev = null;
foreach($form["fields"] as $field){
if($field["id"] == $field_id){
return $prev != null && !empty($prev["description"]);
}
$prev = $field;
}
return false;
}
public static function get_field_content($field, $value="", $force_frontend_label = false, $form_id=0){
$id = $field["id"];
$size = rgar($field,"size");
$validation_message = (rgget("failed_validation", $field) && !empty($field["validation_message"])) ? sprintf("<div class='gfield_description validation_message'>%s</div>", $field["validation_message"]) : "";
$duplicate_disabled = array('captcha', 'post_title', 'post_content', 'post_excerpt', 'total', 'shipping', 'creditcard');
$duplicate_field_link = !in_array($field['type'], $duplicate_disabled) ? "<a class='field_duplicate_icon' id='gfield_duplicate_$id' title='" . __("click to duplicate this field", "gravityforms") . "' href='#' onclick='StartDuplicateField(this); return false;'>" . __("Duplicate", "gravityforms") . "</a>" : "";
$duplicate_field_link = apply_filters("gform_duplicate_field_link", $duplicate_field_link);
$delete_field_link = "<a class='field_delete_icon' id='gfield_delete_$id' title='" . __("click to delete this field", "gravityforms") . "' href='#' onclick='StartDeleteField(this); return false;'>" . __("Delete", "gravityforms") . "</a>";
$delete_field_link = apply_filters("gform_delete_field_link", $delete_field_link);
$field_type_title = GFCommon::get_field_type_title($field["type"]);
$admin_buttons = IS_ADMIN ? "<div class='gfield_admin_icons'><div class='gfield_admin_header_title'>{$field_type_title} : " . __("Field ID", "gravityforms") . " {$field["id"]}</div>" . $delete_field_link . $duplicate_field_link . "<a class='field_edit_icon edit_icon_collapsed' title='" . __("click to edit this field", "gravityforms") . "'>" . __("Edit", "gravityforms") . "</a></div>" : "";
$field_label = $force_frontend_label ? $field["label"] : GFCommon::get_label($field);
if(rgar($field, "inputType") == "singleproduct" && !rgempty($field["id"] . ".1", $value))
$field_label = rgar($value, $field["id"] . ".1");
$field_id = IS_ADMIN || $form_id == 0 ? "input_$id" : "input_" . $form_id . "_$id";
$required_div = IS_ADMIN || rgar($field, "isRequired") ? sprintf("<span class='gfield_required'>%s</span>", $field["isRequired"] ? "*" : "") : "";
$target_input_id = "";
$is_description_above = rgar($field, "descriptionPlacement") == "above";
switch(RGFormsModel::get_input_type($field)){
case "section" :
$description = self::get_description(rgget("description", $field), "gsection_description");
$field_content = sprintf("%s<h2 class='gsection_title'>%s</h2>%s", $admin_buttons, esc_html($field_label), $description);
break;
case "page" :
//only executed on the form editor in the admin
$page_label = __("Page Break", "gravityforms");
$src = GFCommon::get_base_url() . "/images/gf-pagebreak-inline.png";
$field_content = "{$admin_buttons} <label class='gfield_label'>&nbsp;</label><img src='{$src}' alt='{$page_label}' title='{$page_label}' />";
break;
case "adminonly_hidden":
case "hidden" :
case "html" :
$field_content = !IS_ADMIN ? "{FIELD}" : $field_content = sprintf("%s<label class='gfield_label' for='%s'>%s</label>{FIELD}", $admin_buttons, $field_id, esc_html($field_label));
break;
case "checkbox":
case "radio":
$description = self::get_description(rgget("description", $field),"gfield_description");
if($is_description_above)
$field_content = sprintf("%s<label class='gfield_label'>%s%s</label>%s{FIELD}%s", $admin_buttons, esc_html($field_label), $required_div , $description, $validation_message);
else
$field_content = sprintf("%s<label class='gfield_label'>%s%s</label>{FIELD}%s%s", $admin_buttons, esc_html($field_label), $required_div , $description, $validation_message);
break;
case "name" :
switch(rgar($field, "nameFormat")){
case "simple" :
$target_input_id = $field_id;
break;
case "extended" :
$target_input_id = $field_id . "_2";
break;
default :
$target_input_id = $field_id . "_3";
}
case "address" :
if(empty($target_input_id))
$target_input_id = $field_id . "_1";
default :
if(empty($target_input_id))
$target_input_id = $field_id;
$description = self::get_description(rgget("description", $field),"gfield_description");
if($is_description_above)
$field_content = sprintf("%s<label class='gfield_label' for='%s'>%s%s</label>%s{FIELD}%s", $admin_buttons, $target_input_id, esc_html($field_label), $required_div , $description, $validation_message);
else
$field_content = sprintf("%s<label class='gfield_label' for='%s'>%s%s</label>{FIELD}%s%s", $admin_buttons, $target_input_id, esc_html($field_label), $required_div , $description, $validation_message);
break;
}
if(RGFormsModel::get_input_type($field) == "creditcard" && !GFCommon::is_ssl() && !IS_ADMIN){
$field_content = "<div class='gfield_creditcard_warning_message'>" . __("This page is unsecured. Do not enter a real credit card number. Use this field only for testing purposes. ", "gravityforms") . "</div>" . $field_content;
}
$value = self::default_if_empty($field, $value);
$field_content = str_replace("{FIELD}", GFCommon::get_field_input($field, $value, 0, $form_id), $field_content);
$field_content = apply_filters("gform_field_content", $field_content, $field, $value, 0, $form_id);
return $field_content;
}
private static function default_if_empty($field, $value){
if(!GFCommon::is_empty_array($value))
return $value;
if(IS_ADMIN){
$value = rgget("defaultValue", $field);
}
else{
$value = rgar($field, "defaultValue");
if(!is_array($value))
$value = GFCommon::replace_variables_prepopulate(rgget("defaultValue", $field));
}
return $value;
}
private static function get_description($description, $css_class){
return IS_ADMIN || !empty($description) ? "<div class='$css_class'>" . $description . "</div>" : "";
}
public static function get_credit_card_rules() {
$cards = GFCommon::get_card_types();
//$supported_cards = //TODO: Only include enabled cards
$rules = array();
foreach($cards as $card) {
$prefixes = explode(',', $card['prefixes']);
foreach($prefixes as $prefix) {
$rules[$card['slug']][] = $prefix;
}
}
return $rules;
}
private static function get_progress_bar($form, $form_id,$confirmation_message) {
$progress_complete = false;
$progress_bar = "";
$page_count = self::get_max_page_number($form);
$current_page = self::get_current_page($form_id);
$page_name = rgar(rgar($form["pagination"],"pages"), $current_page -1);
$page_name = !empty($page_name) ? " - " . $page_name : "";
$style = $form["pagination"]["style"];
$color = $style == "custom" ? " color:{$form["pagination"]["color"]};" : "";
$bgcolor = $style == "custom" ? " background-color:{$form["pagination"]["backgroundColor"]};" : "";
if (!empty($confirmation_message))
{
$progress_complete = true;
}
//check admin setting for whether the progress bar should start at zero
$start_at_zero = rgars($form, "pagination/display_progressbar_on_confirmation");
//check for filter
$start_at_zero = apply_filters("gform_progressbar_start_at_zero", $start_at_zero, $form);
$progressbar_page_count = $start_at_zero ? $current_page - 1 : $current_page;
$percent = !$progress_complete ? floor(( ($progressbar_page_count) / $page_count ) * 100) . "%" : "100%";
$percent_number = !$progress_complete ? floor(( ($progressbar_page_count) / $page_count ) * 100) . "" : "100";
if ($progress_complete)
{
$wrapper_css_class = GFCommon::get_browser_class() . " gform_wrapper";
//add on surrounding wrapper class when confirmation page
$progress_bar = "<div class='{$wrapper_css_class}' id='gform_wrapper_$form_id' >";
$page_name = !empty($form["pagination"]["progressbar_completion_text"]) ? $form["pagination"]["progressbar_completion_text"] : "";
}
$progress_bar .="
<div id='gf_progressbar_wrapper_{$form_id}' class='gf_progressbar_wrapper'>
<h3 class='gf_progressbar_title'>";
$progress_bar .= !$progress_complete ? __("Step", "gravityforms") . " {$current_page} " . __("of", "gravityforms") . " {$page_count}{$page_name}" : "{$page_name}";
$progress_bar .= "
</h3>
<div class='gf_progressbar'>
<div class='gf_progressbar_percentage percentbar_{$style} percentbar_{$percent_number}' style='width:{$percent};{$color}{$bgcolor}'><span>{$percent}</span></div>
</div></div>";
//close div for surrounding wrapper class when confirmation page
$progress_bar .= $progress_complete ? $confirmation_message . "</div>" : "";
return $progress_bar;
}
/**
* Validates the form's entry limit settings. Returns the entry limit message if entry limit exceeded.
*
* @param array $form current GF form object
* @return string If entry limit exceeded returns entry limit setting.
*/
public static function validate_entry_limit($form) {
//If form has a limit of entries, check current entry count
if(rgar($form,"limitEntries")) {
$period = rgar($form, "limitEntriesPeriod");
$range = self::get_limit_period_dates($period);
$entry_count = RGFormsModel::get_lead_count($form['id'], "", null, null, $range["start_date"], $range["end_date"]);
if($entry_count >= $form["limitEntriesCount"])
return empty($form["limitEntriesMessage"]) ? "<div class='gf_submission_limit_message'><p>" . __("Sorry. This form is no longer accepting new submissions.", "gravityforms"). "</p></div>" : "<p>" . GFCommon::gform_do_shortcode($form["limitEntriesMessage"]) . "</p>";
}
}
public static function validate_form_schedule($form) {
//If form has a schedule, make sure it is within the configured start and end dates
if(rgar($form, "scheduleForm")){
$local_time_start = sprintf("%s %02d:%02d %s", $form["scheduleStart"], $form["scheduleStartHour"], $form["scheduleStartMinute"], $form["scheduleStartAmpm"]);
$local_time_end = sprintf("%s %02d:%02d %s", $form["scheduleEnd"], $form["scheduleEndHour"], $form["scheduleEndMinute"], $form["scheduleEndAmpm"]);
$timestamp_start = strtotime($local_time_start . ' +0000');
$timestamp_end = strtotime($local_time_end . ' +0000');
$now = current_time("timestamp");
if( (!empty($form["scheduleStart"]) && $now < $timestamp_start) || (!empty($form["scheduleEnd"]) && $now > $timestamp_end))
return empty($form["scheduleMessage"]) ? "<p>" . __("Sorry. This form is no longer available.", "gravityforms") . "</p>" : "<p>" . GFCommon::gform_do_shortcode($form["scheduleMessage"]) . "</p>";
}
}
public static function update_confirmation($form, $lead=null) {
if(!is_array(rgar($form, "confirmations")))
return $form;
// if there is only one confirmation, don't bother with the conditional logic, just return it
// this is here mostly to avoid the semi-costly GFFormsModel::create_lead() function unless we really need it
if(is_array($form["confirmations"]) && count($form['confirmations']) <= 1) {
$form['confirmation'] = reset($form['confirmations']);
return $form;
}
if (empty($lead)){
$lead = GFFormsModel::create_lead($form);
}
foreach($form['confirmations'] as $confirmation) {
if($confirmation['isDefault'])
continue;
$logic = rgar($confirmation, "conditionalLogic");
if(GFCommon::evaluate_conditional_logic($logic, $form, $lead)) {
$form['confirmation'] = $confirmation;
return $form;
}
}
$form['confirmation'] = reset(wp_filter_object_list($form['confirmations'], array('isDefault' => true)));
return $form;
}
}
?>
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