Version 1.10.3

change_log.txt

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+------------------------------------------------------------
+Version 1.10.3
+    - Fixed issue where post wasn't getting created when option to "only create post when payment is received" was active and payment total was $0.00
+
+------------------------------------------------------------
+Version 1.10.2
+	- Fixed notices when using coupons
+
+------------------------------------------------------------
+Version 1.10.1
+	- Fixed issue where posts were not being created if the feed were inactive with the setting to delay post creation having been previously checked
+
+------------------------------------------------------------
+Version 1.10
+	- Updated the number of recurring times maximum from 30 to 52 per PayPal documentation
+    - Fixed issue where floating point comparision was failing in GFPayPal::is_valid_initial_payment_amount()
+    - Added new hook: 'gform_paypal_ipn_{transaction_type}'; allows users to easily hook into the specific IPN transactions they need
+	- Fixed issue with notifications not being sent when setting "only show notifications when payment is received" is enabled and payment is $0.00
+
+------------------------------------------------------------
+Version 1.9
+	- Fixed notice message
+	- Fixed issue where upgrade class was not always included when PayPal details are written on the plugins page
+	- Updated IPN verification script to use HTTP 1.1 in response to PayPal's change
+
+------------------------------------------------------------
+Version 1.8
+    - Updated automatic upgrade so that it caches remote requests for 12 hours (even on plugin's page)
+    - Fixed issue with redirecting back from PayPal that takes users to the wrong confirmation page on some occasions
+
+------------------------------------------------------------
+Version 1.7
+	- Fixed issue where submission still went to PayPal regardless of the feed being inactive
+	- Fixed issue where changing the form on an existing feed did not save the change
+    - Fixed error on entry info box (entry detail page) when editing entries
+    - Fixed issue that ignored discounts when total (product + discount) added up to zero.
+    - Fixed notice message
+
+------------------------------------------------------------
+Version 1.6
+    - Updated "return mode" parameter so that it is a redirect for non-secure pages to avoid security warning message when returning from PayPal to the site
+    - Added gform_paypal_request filter to allow entire request to PayPal to be filtered
+    - Fixed issue where null responses from upgrader resulted in several notices
+    - Updated ajax calls to not send a cookie to prevent calls to admin-ajax.php being aborted for some users
+    - Added support for new notification structure (for delayed notification setting) in preparation for Gravity Forms 1.7 release while maintaining backwards compatibility with current released version
+    - Fixed issue which caused the admin IPN setting to not always remain checked/unchecked
+    - Fixed issue with feed creating throwing javascript errors and displaying the wrong notification UI
+    - Updated URL to ajax page so that it uses the built-in WordPress ajaxurl variable
+    - Fixed issue with detecting if page is under SSL which caused return URL to be invalid.
+    - Updated process to correctly save the config ID used to process the entry in the entry meta
+    - Updated process to retrieve config by entry
+    - Added amount validation as an extra IPN security check. Entry will only be marked as Approved/Active if payment amount matches product/subscription amount
+    - Fixed issue where orders with discounts greater than the total were still being sent to PayPal
+    - Added additional logging for reasons why the transaction wasn't sent to PayPal (no config, $0 price)
+    - Fixed issue with tooltip script being included in every page
+
+------------------------------------------------------------
+Version 1.5
+    - Added support for negative line items.
+    - Fixed error message which still referred to Donation fields
+    - Added new hook: "gform_paypal_get_feeds", allows the filtering of return configuration feeds
+    - Updated logging to use the GF Logging plugin
+    - Fixed issue with "business" variable not being sent via the IPN message
+	- Added new conditional logic options (greater than, less than, contains starts with, ends with) and support for other conditional fields
+    - Fixed notices
+    - Added ability to edit payment status when not set to Approved and not a subscription
+    - Added ability to edit payment details (amount, transaction id, date) for all payments types
+
+------------------------------------------------------------
+Version 1.4
+    - Added additional log messages
+    - Increased timeout value used when sending IPN message to PayPal for validation
+    - Added feed_id and gateway type to entry meta to facilitate integration with other Add-Ons
+    - Fixed notice
+    - Added logging support
+    - Added support for multiple feeds to be created for a form. Feed to be executed will be determined by the configured Feed Condition when the form is submitted
+    - Fixed issue where RG_CURRENT_PAGE constant was not available when GF is deactivated
+    - Updated get_product_query_string() to include quantity when calculating the total
+    - Fixed issue with drop down values being displayed on PayPal pages, instead of text
+    - Added function rgars() if it does not already exist
+
+------------------------------------------------------------
+Version 1.3.1
+    - Added function rgars() if it does not already exist
+
+------------------------------------------------------------
+Version 1.3
+    - Fixed issue with delay notification and delay post settings not behaving correctly when paypal condition is not met
+    - Fixed notice messages
+    - Changed PayPal request to add charset=UTF-8 variable
+    - Added currency.js file to remove dependency on script from Gravity Forms
+    - Fixed issue on validation that failed when emails had extra blank spaces
+    - Added support for sending product fields to PayPal when feed is a donation
+    - Added support for using Form Total as an option for the recurring amount
+    - Changed CURL's setting to disable SSL peer validation
+    - Fixed UI issue on feeds page that displayed the "Add New" button when PayPal was not configured
+    - Fixed issue with notification settings not displaying the saved values correctly
+
+------------------------------------------------------------
+Version 1.2
+    - Cleaned up notices
+    - Fixed issue when using condition on a field with multiple single quote characters in the label
+    - Fixed issue when creating a feed using forms with HTML markup in field labels
+    - Fixed database index error when upgrading plugin
+
+------------------------------------------------------------
+Version 1.1.1
+    - Cleaned up Notice debug messages
+
+------------------------------------------------------------
+Version 1.1
+    - Fixed issue with delay notification hooks causing emails to be sent in the wrong time when the "send email after payment is received" option is enabled
+
+------------------------------------------------------------
+Version 1.0.beta6.2
+    - Added "gform_paypal_config_validation" hook to validate custom options created for the PayPal feed
+    - Updated PayPal config validation code to support muliple validation errors
+    - Renamed "gforms_paypal_save_config" to "gform_paypal_save_config"
+    - Removed extraneous code
+
+------------------------------------------------------------
+Version 1.0.beta6.1
+    - Added a hook to allow users to modify the query string sent to PayPal: gform_paypal_query
+    add_filter("gform_paypal_query_12", "update_paypal_query", 10, 3);
+    function update_paypal_query($query_string, $form, $entry){
+        return $query_string;
+    }
+    - Added "Cancel" button to the Edit page
+
+------------------------------------------------------------
+Version 1.0.beta6
+    - Fixed issue with thank you page displaying "Oops, could not locate your form" message when coming back from Paypal.
+    - Fixed issue with IPN not locating entry properly
+
+------------------------------------------------------------
+Version 1.0.beta5
+    - Fixed issue where recurring times were not reflecting changes made to PayPal feed
+    - Defaulting invoice id to blank. It can be specified if needed via the gform_paypal_invoice hook
+    - Fixed issue where recurring times were not getting sent to paypal
+
+------------------------------------------------------------
+Version 1.0.beta4
+    - Changed invoice number so that is has a unique number appended to it.
+    - Added a hook to allow users to change the invoice number
+    add_filter("gform_paypal_invoice", "change_invoice", 10, 3);
+    function change_invoice($invoice_id, $form, $entry){
+        return $entry["id"];
+    }
+
+-----------------------------------------------------------
+Version 1.0.beta3
+    - Added javascript form object as a parameter for the "paypalFormSelected" jQuery action
+
+-----------------------------------------------------------
+Version 1.0.beta2
+    - Added condition so that PayPal can be bypassed based on selected values in the form
+    - Bypassing PayPal if there are no products selected
+
+-----------------------------------------------------------
+Version 0.9
+    - displaying summary boxes even when graph is empty
+    - added disclaimer for free trials and no payments
+    - fixed issue with double fulfillment for subscriptions with paid trials
+
+-----------------------------------------------------------
+Version 0.8
+    - added transaction table and modified graph to pull data from it
+
+-----------------------------------------------------------
+Version 0.7
+    - added suppport for shipping field
+
+-----------------------------------------------------------
+Version 0.6
+    - added option to change post status after subscription is cancelled
+
+-----------------------------------------------------------
+Version 0.5
+    - added graphical stats page
+    - added link to entries page
+-----------------------------------------------------------
+Version 0.4
+    - added tooltips to admin page
+    - implemented confirmation when returning from paypal

data.php

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+<?php
+class GFPayPalData{
+
+    public static function update_table(){
+        global $wpdb;
+        $table_name = self::get_paypal_table_name();
+
+        if ( ! empty($wpdb->charset) )
+            $charset_collate = "DEFAULT CHARACTER SET $wpdb->charset";
+        if ( ! empty($wpdb->collate) )
+            $charset_collate .= " COLLATE $wpdb->collate";
+
+        require_once(ABSPATH . '/wp-admin/includes/upgrade.php');
+
+        $sql = "CREATE TABLE $table_name (
+              id mediumint(8) unsigned not null auto_increment,
+              form_id mediumint(8) unsigned not null,
+              is_active tinyint(1) not null default 1,
+              meta longtext,
+              PRIMARY KEY  (id),
+              KEY form_id (form_id)
+            )$charset_collate;";
+
+        dbDelta($sql);
+
+        $table_name = self::get_transaction_table_name();
+        $sql = "CREATE TABLE $table_name (
+              id mediumint(8) unsigned not null auto_increment,
+              entry_id int(10) unsigned not null,
+              transaction_type varchar(15),
+              subscription_id varchar(50),
+              transaction_id varchar(50),
+              parent_transaction_id varchar(50),
+              is_renewal tinyint(1) not null default 0,
+              amount decimal(19,2),
+              date_created datetime,
+              PRIMARY KEY  (id),
+              KEY txn_id (transaction_id)
+            )$charset_collate;";
+
+        dbDelta($sql);
+
+    }
+
+    public static function insert_transaction($entry_id, $transaction_type, $subscription_id, $transaction_id, $parent_transaction_id, $amount){
+        global $wpdb;
+        $table_name = self::get_transaction_table_name();
+
+        if(empty($parent_transaction_id))
+            $parent_transaction_id = $transaction_id;
+
+        $existing_transaction_id = $wpdb->get_var($wpdb->prepare("SELECT id FROM $table_name WHERE transaction_id=%s", $transaction_id));
+
+        if(!$existing_transaction_id){
+
+            $is_renewal = 0;
+            if(!empty($subscription_id)){
+                $count = $wpdb->get_var($wpdb->prepare("SELECT count(id) FROM $table_name WHERE subscription_id=%s", $transaction_id));
+                if($count > 0)
+                    $is_renewal = 1;
+            }
+
+            $sql = $wpdb->prepare(" INSERT INTO $table_name (entry_id, transaction_type, subscription_id, transaction_id, parent_transaction_id, amount, is_renewal, date_created)
+                                    values(%d, %s, %s, %s, %s, %f, %d, utc_timestamp())", $entry_id, $transaction_type, $subscription_id, $transaction_id, $parent_transaction_id, $amount, $is_renewal);
+            $wpdb->query($sql);
+            $id = $wpdb->insert_id;
+        }
+        else{
+            $id = $existing_transaction_id;
+        }
+
+        return $id;
+    }
+
+
+    public static function get_transaction_totals($form_id){
+        global $wpdb;
+        $lead_table_name = RGFormsModel::get_lead_table_name();
+        $transaction_table_name = self::get_transaction_table_name();
+
+        $sql = $wpdb->prepare(" SELECT t.transaction_type, sum(t.amount) revenue, count(t.id) transactions
+                                 FROM {$transaction_table_name} t
+                                 INNER JOIN {$lead_table_name} l ON l.id = t.entry_id
+                                 WHERE l.form_id={$form_id}
+                                 GROUP BY t.transaction_type", $form_id);
+
+        $results = $wpdb->get_results($sql, ARRAY_A);
+        $totals = array();
+        if(is_array($results)){
+            foreach($results as $result){
+                $totals[$result["transaction_type"]] = array("revenue" => empty($result["revenue"]) ? 0 : $result["revenue"] , "transactions" => empty($result["transactions"]) ? 0 : $result["transactions"]);
+            }
+        }
+
+        return $totals;
+    }
+
+    public static function get_paypal_table_name(){
+        global $wpdb;
+        return $wpdb->prefix . "rg_paypal";
+    }
+
+    public static function get_transaction_table_name(){
+        global $wpdb;
+        return $wpdb->prefix . "rg_paypal_transaction";
+    }
+
+    public static function get_feeds(){
+        global $wpdb;
+        $table_name = self::get_paypal_table_name();
+        $form_table_name = RGFormsModel::get_form_table_name();
+        $sql = "SELECT s.id, s.is_active, s.form_id, s.meta, f.title as form_title
+                FROM $table_name s
+                INNER JOIN $form_table_name f ON s.form_id = f.id";
+
+        $results = $wpdb->get_results($sql, ARRAY_A);
+
+        $count = sizeof($results);
+        for($i=0; $i<$count; $i++){
+            $results[$i]["meta"] = maybe_unserialize($results[$i]["meta"]);
+        }
+
+        return $results;
+    }
+
+    public static function delete_feed($id){
+        global $wpdb;
+        $table_name = self::get_paypal_table_name();
+        $wpdb->query($wpdb->prepare("DELETE FROM $table_name WHERE id=%s", $id));
+    }
+
+    public static function get_feed_by_form($form_id, $only_active = false){
+        global $wpdb;
+        $table_name = self::get_paypal_table_name();
+        $active_clause = $only_active ? " AND is_active=1" : "";
+        $sql = $wpdb->prepare("SELECT id, form_id, is_active, meta FROM $table_name WHERE form_id=%d $active_clause", $form_id);
+        $results = $wpdb->get_results($sql, ARRAY_A);
+        if(empty($results))
+            return array();
+
+        //Deserializing meta
+        $count = sizeof($results);
+        for($i=0; $i<$count; $i++){
+            $results[$i]["meta"] = maybe_unserialize($results[$i]["meta"]);
+        }
+        return apply_filters("gform_paypal_get_feeds_{$form_id}", apply_filters('gform_paypal_get_feeds', $results, $form_id), $form_id);
+    }
+
+    public static function get_feed($id){
+        global $wpdb;
+        $table_name = self::get_paypal_table_name();
+        $sql = $wpdb->prepare("SELECT id, form_id, is_active, meta FROM $table_name WHERE id=%d", $id);
+        $results = $wpdb->get_results($sql, ARRAY_A);
+        if(empty($results))
+            return array();
+
+        $result = $results[0];
+        $result["meta"] = maybe_unserialize($result["meta"]);
+        return $result;
+    }
+
+    public static function update_feed($id, $form_id, $is_active, $setting){
+        global $wpdb;
+        $table_name = self::get_paypal_table_name();
+        $setting = maybe_serialize($setting);
+        if($id == 0){
+            //insert
+            $wpdb->insert($table_name, array("form_id" => $form_id, "is_active"=> $is_active, "meta" => $setting), array("%d", "%d", "%s"));
+            $id = $wpdb->get_var("SELECT LAST_INSERT_ID()");
+        }
+        else{
+            //update
+            $wpdb->update($table_name, array("form_id" => $form_id, "is_active"=> $is_active, "meta" => $setting), array("id" => $id), array("%d", "%d", "%s"), array("%d"));
+        }
+
+        return $id;
+    }
+
+    public static function drop_tables(){
+        global $wpdb;
+        $wpdb->query("DROP TABLE IF EXISTS " . self::get_paypal_table_name());
+    }
+
+    // get forms that are not assigned to feeds
+    public static function get_available_forms($active_form = ''){
+
+        $forms = RGFormsModel::get_forms();
+        $available_forms = array();
+
+        foreach($forms as $form) {
+            $available_forms[] = $form;
+        }
+
+        return $available_forms;
+    }
+}
+?>