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<?php
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// $Id: lm_paypal_donations.module,v 1.26 2007/06/14 00:34:55 leemcl Exp $
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/**
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* @file
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*
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* PayPal donations interface.
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*
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* Lee McLoughlin <lee@lmmrtech.com>. July 2006
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* This is a Drupal 4.7 module to dynamically generate PayPal buttons and
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* processes incoming PayPal IPN messages.
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*
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* This module is licensed under Gnu General Public License Version 2
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* see the LICENSE.txt file for more details.
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*/
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define(LM_PAYPAL_DONATIONS, 'LM_PayPal_Donat');
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// Don't change these here! Use the admin interface at admin/lm_paypal
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define(LM_PAYPAL_DONATIONS_THANKS_DEFAULT, '/lm_paypal/donations_thanks');
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/**
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* Initialize global variables
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*/
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function _lm_paypal_donations_ini() {
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_lm_paypal_ini();
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global $_lm_paypal_donations_thanks; // page user is directed to on donation
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static $inited = 0;
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if ($inited) {
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return;
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}
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$inited = 1;
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$_lm_paypal_donations_thanks = variable_get('lm_paypal_donations_thanks', LM_PAYPAL_DONATIONS_THANKS_DEFAULT);
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lm_paypal_web_accept_register('lm_paypal_process_in_donate', 0, 0);
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}
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/**
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* Implementation of hook_help().
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*/
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function lm_paypal_donations_help($section) {
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_lm_paypal_donations_ini();
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global $_lm_paypal_welcome; // Welcome message
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global $base_url;
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global $_lm_paypal_drupal_major;
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global $_lm_paypal_drupal_minor;
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if ($_lm_paypal_drupal_major > 4) {
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// Drupal 5
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$c = '!'; // t() has changed and to use a link in it use '!'
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$admin = l('LM PayPal Admin', 'admin/lm_paypal/settings');
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$access = l('access control', 'admin/user/access');
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}
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else {
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// Drupal 4
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$c = '%';
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$admin = l('LM PayPal Admin', 'admin/settings/lm_paypal');
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$access = l('access control', 'admin/access');
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}
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$help = l('LM PayPal Help', 'admin/help/lm_paypal');
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$help_dons = l('LM PayPal Donations Help', 'admin/help/lm_paypal_donations');
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$view_dons = l(t('PayPal Donations'), 'lm_paypal/donations');
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switch ($section) {
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case 'admin/help#lm_paypal_donations': // admin/help/lm_paypal_donations
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$output = $_lm_paypal_welcome;
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$output .= '<p>'. t('If you are not already familar with PayPal please go to there <a href="http://www.paypal.com">website</a> and read up.') .'</p>';
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$output .= '<p><b>'. t('Special Note') . ':</b>';
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$output .= '<ul>';
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$output .= '<li><b>' . t('This module requires the module lm_paypal to be installed, enabled and configured.') . '</b></li>';
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$output .= '</ul>';
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$output .= '<p>' . t('If you are new to this module you need to:');
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$output .= '<ul>';
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$output .= '<li>' . t("First make sure you have configured the main ${c}admin and read ${c}help.", array("${c}admin" => $admin, "${c}help" => $help)) . '</li>';
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$output .= '</ul>';
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$output .= '</p>';
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$output .= '<p>' . t("Ensure the right roles (usually everyone, so <b>anonymous</b> and <b>authenticated</b>!) can see the donation buttons by enabling this in ${c}access under <b>lm_paypal_module</b> 'access lm_paypal_donate'. You can allow roles to view everyones donations using 'view lm_paypal_all_donations'.", array("${c}access" => $access)) .'</p>';
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$output .= '<h2>'. t('Creating Donation Buttons') .'</h2>';
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$output .= '<p>'. t('Donations buttons are displayed with php like the following which display the three types of donation:') . '</p>';
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$output .= '<pre>'. t('
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<?php
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if (function_exists(\'lm_paypal_donate\')) {
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// 10 = amount, \'USD\' is the currency followed by a description
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print \'We would really like a $10 donation \' .
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lm_paypal_donate(10, \'USD\', \'donation to example.com\') .\'<br>\';
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// The amount is a one element array so an text input with the one value as
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// default
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print \'Write your own amount to give, we suggest $5\' .
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lm_paypal_donate(array(5), \'USD\', \'donation to example.com\') . \'<br>\';
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// The amount is a multi element array so a select will be used. Note if one
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// of the elements is itself an array that will be the default selection
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// The final two parameters are an alternative button (here we use the default)
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// and a replacement label before the amount
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print \'We would really like a $10, or more, donation \' .
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lm_paypal_donate(array(5,array(10),15), \'USD\', \'donation to example.com\', \'\', \'Donation\') .\'<br>\';
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}
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?>
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') . '</pre>';
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$output .= '<p>'. t('It is best to check that the lm_paypal_donate function exists before using it just in case the module has been disabled.') . '</p>';
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$output .= '<p>'. t('If the button is clicked by a logged in user when the payment arrives the amount will be associated with them. Otherwise an attempt will be made to match the payers email with user emails.') . '</p>';
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$output .= '<h2>'. t('Viewing Donations') .'</h2>';
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$output .= '<p>'. t("To view all the donations that have arrived use ${c}view_dons.", array("${c}view_dons" => $view_dons)) . '</p>';
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return $output;
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// This is the brief description of the module displayed on the modules page
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case 'admin/modules#description':
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// New to Drupal 5 (because the page has moved)
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case 'admin/settings/modules#description':
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return t('Provides PayPal donation buttons (requires lm_paypal).');
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// This is the brief description of the module displayed on the help page
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case 'admin/help#lm_paypal_donations':
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$output = '<p>'. t('The lm_paypal_donations module. ') .'</p>';
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return $output;
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// This appears at the start of the module admin page before the options
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case 'admin/settings/lm_paypal_donations':
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// This appears at the start of the admin page before the options
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case 'admin/lm_paypal/donations':
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// New to Drupal 5 - settings has moved
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case 'admin/lm_paypal/donations_settings':
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$output .= $_lm_paypal_welcome;
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$output .= '<p>'. t("For detailed help please read ${c}help_dons", array("${c}help_dons" => $help_dons)) . '</p>';
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return $output;
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}
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}
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/**
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* Implementation of hook_perm().
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* Return a list of the access control permissions that this module defines
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*/
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function lm_paypal_donations_perm() {
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return array('access lm_paypal_donate', 'view lm_paypal_all_donations');
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}
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/**
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* Implementation of hook_menu().
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*/
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function lm_paypal_donations_menu($may_cache) {
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_lm_paypal_donations_ini();
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global $_lm_paypal_drupal_major;
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global $_lm_paypal_drupal_minor;
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$items = array();
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if ($may_cache) {
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if ($_lm_paypal_drupal_major > 4) {
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// New to Drupal 5 - hook_settings gone so settings is a normal page
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$items[] = array(
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'path' => 'admin/lm_paypal/donations_settings',
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'title' => t('LM PayPal Donations Settings'),
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'callback' => 'drupal_get_form',
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'callback arguments' => array('lm_paypal_donations_admin_settings'),
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'access' => user_access('administer site configuration'),
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'type' => MENU_NORMAL_ITEM,
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'weight' => 3,
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// New to Drupal 5 - every path has a description
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'description' => t('PayPal donations interface configuration.'),
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);
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}
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// admin - print all donations
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$items[] = array(
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'path' => 'lm_paypal/donations',
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'title' => t('PayPal Donations'),
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'callback' => 'lm_paypal_all_donations',
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'access' => user_access('view lm_paypal_all_donations'),
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// New to Drupal 5 - every path has a description
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'description' => t('PayPal view All Donations'),
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);
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// By default we tell Paypal to redirect users here after donating
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$items[] = array(
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'path' => 'lm_paypal/donations_thanks',
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'title' => t('LM PayPal Donation Thanks'),
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'type' => MENU_CALLBACK,
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'callback' => 'lm_paypal_donations_thanks',
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'access' => user_access('access lm_paypal_donate'),
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);
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}
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return $items;
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}
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// Ugly magic to hide lm_paypal_settings from Drupal 5.0 as it spots its
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// existance and refuses to access the real page.
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if (strncmp(VERSION, '4', 1) == 0) {
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/**
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* Implementation of hook_settings()
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* Note: hook_settings not used in Drupal 5.
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*/
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function lm_paypal_donations_settings() {
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return lm_paypal_donations_settings_form();
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}
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}
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/**
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* Provide the admin settings page.
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* Note: New to Drupal 5
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*/
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function lm_paypal_donations_admin_settings() {
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$form = lm_paypal_donations_settings_form();
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return system_settings_form($form);
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}
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/**
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* Implementation of hook_settings()
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*/
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function lm_paypal_donations_settings_form() {
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_lm_paypal_donations_ini();
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global $_lm_paypal_donations_thanks;
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global $_lm_paypal_drupal_major;
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global $_lm_paypal_drupal_minor;
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if (!user_access('administer lm_paypal')) {
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drupal_access_denied();
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return;
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}
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$form ['lm_paypal_donations_thanks'] = array(
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'#type' => 'textfield',
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'#title' => t('LM PayPal donation thanks page'),
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'#default_value' => $_lm_paypal_donations_thanks,
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'#maxlength' => 100,
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'#required' => TRUE,
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'#description' => t('The page the user is sent to by paypal after a donation. The default is %link but you might want to point it at a page you have created yourself.', array('%link' => LM_PAYPAL_DONATIONS_THANKS_DEFAULT)),
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);
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return $form;
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}
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/**
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* Process a newly arrived donation ipn message
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*
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* @param $ipn
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* The IPN message
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* @link
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* html link to the the IPN to display in watchdog reports
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* @uid
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* The uid of the user associated with this IPN, zero if the user is unknown
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* @other
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* The extra integer passed with the uid
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* @item_number
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* The PayPal item_number
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*/
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function lm_paypal_process_in_donate($ipn, $link, $uid, $other, $item_number) {
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_lm_paypal_donations_ini();
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global $_lm_paypal_debug;
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if ($_lm_paypal_debug) {
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watchdog(LM_PAYPAL_DONATIONS, 'in donate');
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}
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$sql = "INSERT INTO {lm_paypal_donations} SET ";
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$sql .= "uid = %d, ";
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$sql .= "datepaid = %d,";
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$sql .= "item_name = '%s',";
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$sql .= "mc_gross = '%s',";
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$sql .= "mc_fee = '%s',";
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$sql .= "mc_currency = '%s',";
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$sql .= "txn_id = '%s'";
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$insert = db_query(
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$sql, $uid, time(), $ipn->item_name, $ipn->mc_gross, $ipn->mc_fee, $ipn->mc_currency, $ipn->txn_id);
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if (!$insert) {
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watchdog(LM_PAYPAL_DONATIONS, t('Failed to add to donations (uid %uid)', array('%uid' => $uid)), WATCHDOG_ERROR);
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}
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}
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/**
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* Display a dynamically generated PayPal donate button.
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*
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* @param $amount
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* Required.
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* If a number it is the amount of the donation. User not asked.
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* If a single element array then a text input will appear with
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* this as the default value for the amount.
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* If a multi element array then a select will appear with the given
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* values. If one of the values is itself an array that will be the
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* default.
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* @param $ccc
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* A PayPal 3 letter currency code for the donation (e.g: USD).
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* @param $name
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* The name of the donation, displayed on PayPal donate form
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* @param $button_url
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* The url of button to click on to make the donation
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* @param $amount_label
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* Label to put before the amount if asking the user
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* @param $ret_url
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* If non empty it is the url the user is returned to after the transaction
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* @return
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* The html string representing the button.
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*/
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function lm_paypal_donate($amount = '', $ccc = '', $name = '', $button_url = '', $amount_label = '', $ret_url = '') {
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_lm_paypal_donations_ini();
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global $user;
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global $_lm_paypal_debug;
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global $_lm_paypal_host;
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global $_lm_paypal_business;
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global $_lm_paypal_donations_thanks;
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global $_lm_paypal_js_hide_email;
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if (!user_access('access lm_paypal_donate')) {
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return t('Access to PayPal donation buttons denied');
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}
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if ($button_url == '') {
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// This is the default paypal donate button
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$button_url = 'http://www.paypal.com/en_US/i/btn/x-click-butcc-donate.gif';
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}
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$button_url = check_url($button_url);
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$ccc = check_plain($ccc);
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if (is_array($amount)) {
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if (count($amount) == 1) {
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$a = $amount[0];
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$cs = lm_paypal_ccc2symbol($ccc);
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$sa = "$cs <input name=\"amount\" size=\"3\" value=\"$a\">\n";
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}
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else {
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$sa .= '<select name="amount">';
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foreach ($amount as $ad) {
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$def = 0;
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| 337 |
if (is_array($ad)) {
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$def = 1;
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| 339 |
$a = check_plain($ad[0]);
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}
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else {
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$def = 0;
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$a = check_plain($ad);
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}
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$sa .= " <option value=\"$a\"";
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if ($def)
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$sa .= ' selected="selected"';
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$d = lm_paypal_nccc2str($a, $ccc);
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$sa .= ">$d</option>";
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}
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$sa .= '</select>';
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}
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}
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else {
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$amount = check_plain($amount);
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}
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| 358 |
if ($name == '' && !isset($sa)) {
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$d = lm_paypal_nccc2str($amount, $ccc);
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$name = t('Donate %amount', array('%amount', $d));
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}
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$name = check_plain($name);
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$biz = check_plain($_lm_paypal_business);
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| 366 |
if ($ret_url == '' || is_null($ret_url)) {
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$ret_url = $_lm_paypal_donations_thanks;
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}
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| 370 |
if (variable_get('clean_url', 0)) {
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$return_url = url(check_url($ret_url), null, null, TRUE);
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}
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else {
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$return_url = url(null, 'q=' . check_url($ret_url), null, TRUE);
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}
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$notify_url = url('lm_paypal/ipn', null, null, TRUE);
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|
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// If email hiding is enabled then turn on this javascript
|
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// and add an onsubmit action
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$onsub = '';
|
| 383 |
if ($_lm_paypal_js_hide_email) {
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lm_paypal_add_js();
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$at = strpos($biz, '@');
|
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$person = substr($biz, 0, $at);
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$host = substr($biz, $at + 1, strlen($biz));
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$biz = '';
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$onsub = "onsubmit=\"lm_paypal_setbiz(this,'$person','$host')\"";
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}
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// Output a form that will redirect the user to PayPal - note all the fields
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| 394 |
// are hidden so only the submit appears
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| 395 |
$form = "\n<form action=\"http://$_lm_paypal_host/cgi-bin/webscr\" method=\"post\" $onsub>\n";
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| 397 |
if (isset($sa)) {
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| 398 |
if ($amount_label != '') {
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$ta = check_plain($amount_label);
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}
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else {
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| 402 |
$ta = t('Amount');
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}
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| 404 |
// tr valign=\"baseline\"
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| 405 |
$form .= "<table ><tr align=\"center\"><td>$ta $sa</td></tr><tr align=\"center\"><td>";
|
| 406 |
}
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| 407 |
$form .= "<input type=\"hidden\" name=\"cmd\" value=\"_xclick\">\n";
|
| 408 |
$form .= "<input type=\"hidden\" name=\"business\" value=\"$biz\">\n";
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| 409 |
$form .= "<input type=\"hidden\" name=\"item_name\" value=\"$name\">\n";
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| 410 |
$form .= "<input type=\"hidden\" name=\"notify_url\" value=\"$notify_url\">\n";
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| 411 |
// item_number 0 is a donation
|
| 412 |
// The only downside of setting the item number is that PayPal may display
|
| 413 |
// it on the user form ("My item\nItem_number0")
|
| 414 |
//$form .= "<input type=\"hidden\" name=\"item_number\" value=\"0\">\n";
|
| 415 |
if (!isset($sa)) {
|
| 416 |
$form .= "<input type=\"hidden\" name=\"amount\" value=\"$amount\">\n";
|
| 417 |
}
|
| 418 |
$form .= "<input type=\"hidden\" name=\"no_shipping\" value=\"1\">\n";
|
| 419 |
$form .= "<input type=\"hidden\" name=\"return\" value=\"$return_url\">\n";
|
| 420 |
if ($ccc) {
|
| 421 |
$form .= "<input type=\"hidden\" name=\"currency_code\" value=\"$ccc\">\n";
|
| 422 |
}
|
| 423 |
$form .= "<input type=\"hidden\" name=\"no_note\" value=\"1\">\n";
|
| 424 |
$form .= "<input type=\"hidden\" name=\"custom\" value=\"$user->uid\">\n";
|
| 425 |
$form .= "<input type=\"image\" src=\"$button_url\" border=\"0\" name=\"submit\" alt=\"Make payments with PayPal - it's fast, free and secure!\">\n";
|
| 426 |
if (isset($sa)) {
|
| 427 |
$form .= "</td></tr></table>\n";
|
| 428 |
}
|
| 429 |
$form .= "</form>\n";
|
| 430 |
|
| 431 |
$output .= $form;
|
| 432 |
return $output;
|
| 433 |
}
|
| 434 |
|
| 435 |
/**
|
| 436 |
* Returns the default page that users are sent to by PayPal after donating.
|
| 437 |
*
|
| 438 |
* @return
|
| 439 |
* A string containing the page contents.
|
| 440 |
*/
|
| 441 |
function lm_paypal_donations_thanks() {
|
| 442 |
return t('<h2>Thank you!</h2><p>If the system is not too busy then your donation will arrive shortly. At worse it will only take a few hours.</p><p>Once again, thanks!</p>');
|
| 443 |
}
|
| 444 |
|
| 445 |
/**
|
| 446 |
* Implementation of hook_user().
|
| 447 |
*/
|
| 448 |
function lm_paypal_donations_user($op, &$edit, &$account, $category = NULL) {
|
| 449 |
_lm_paypal_donations_ini();
|
| 450 |
global $_lm_paypal_debug;
|
| 451 |
|
| 452 |
$uid = $account->uid;
|
| 453 |
|
| 454 |
// In the "my account" view area show all donations
|
| 455 |
if ($op == 'view' && (user_access('administer lm_paypal') || $user->uid == $account->uid)) {
|
| 456 |
$output .= lm_paypal_donations($uid, $per_page = 10);
|
| 457 |
|
| 458 |
$ditems [] = array(
|
| 459 |
'title' => '',
|
| 460 |
'value' => $output);
|
| 461 |
$ret_dons = array(t('Paypal Donations') => $ditems);
|
| 462 |
|
| 463 |
return $ret_dons;
|
| 464 |
}
|
| 465 |
}
|
| 466 |
|
| 467 |
/**
|
| 468 |
* Implementation of hook_form_alter().
|
| 469 |
*/
|
| 470 |
function lm_paypal_donations_form_alter($form_id, $form) {
|
| 471 |
if ($form_id == 'system_modules' && !$_POST) {
|
| 472 |
// Check that lm_paypal is enabled
|
| 473 |
$me = 'lm_paypal_donations';
|
| 474 |
$dep = array('lm_paypal');
|
| 475 |
lm_paypal_system_module_validate($form,$me,$dep);
|
| 476 |
}
|
| 477 |
}
|
| 478 |
|
| 479 |
/**
|
| 480 |
* View all donations
|
| 481 |
*/
|
| 482 |
function lm_paypal_all_donations() {
|
| 483 |
return lm_paypal_donations(0);
|
| 484 |
}
|
| 485 |
|
| 486 |
/**
|
| 487 |
* View donations from one user
|
| 488 |
*/
|
| 489 |
function lm_paypal_my_donations($uid) {
|
| 490 |
return lm_paypal_donations($uid);
|
| 491 |
}
|
| 492 |
|
| 493 |
/**
|
| 494 |
* View donations
|
| 495 |
*
|
| 496 |
* @param
|
| 497 |
* if a uid is passed then just print out details of that donation
|
| 498 |
*/
|
| 499 |
function lm_paypal_donations($uid, $per_page = 50) {
|
| 500 |
global $user;
|
| 501 |
|
| 502 |
if ($uid == null || !is_numeric($uid) || intval($uid) != $uid) {
|
| 503 |
$uid = 0;
|
| 504 |
}
|
| 505 |
|
| 506 |
if (!($user->uid == $uid || user_access('view lm_paypal_all_donations'))) {
|
| 507 |
return t('<em>You do not have permission to view donations</em>');
|
| 508 |
/*
|
| 509 |
drupal_access_denied();
|
| 510 |
return '';
|
| 511 |
*/
|
| 512 |
}
|
| 513 |
|
| 514 |
$header = array(
|
| 515 |
array('data' => t('User'), 'field' => 'u.name'),
|
| 516 |
array('data' => t('Item Name'), 'field' => 'd.item_name'),
|
| 517 |
array('data' => t('Date Paid'), 'field' => 'd.datepaid', 'sort' => 'desc'),
|
| 518 |
array('data' => t('Amount'), 'field' => 'd.mc_gross'),
|
| 519 |
array('data' => t('Currency'), 'field' => 'd.mc_currency'),
|
| 520 |
);
|
| 521 |
|
| 522 |
$sql = "SELECT u.name, d.item_name, d.uid, d.datepaid, d.mc_gross, d.mc_currency FROM {lm_paypal_donations} d INNER JOIN {users} u ON d.uid = u.uid";
|
| 523 |
|
| 524 |
$tablesort = tablesort_sql($header);
|
| 525 |
|
| 526 |
// If not sorting by datepaid then make that the 2nd field to sort on
|
| 527 |
if (strpos($tablesort,'datepaid') === FALSE) {
|
| 528 |
$tablesort .= ', datepaid DESC';
|
| 529 |
}
|
| 530 |
|
| 531 |
// placeholder until I figure out what would be good to filter on
|
| 532 |
$status = $_SESSION['lm_paypal_dons_filter'];
|
| 533 |
$status = 'all';
|
| 534 |
if ($status != 'all') {
|
| 535 |
if ($uid != 0) {
|
| 536 |
$sql .= " WHERE d.uid = $uid AND s.status = '%s'";
|
| 537 |
}
|
| 538 |
else {
|
| 539 |
$sql .= " WHERE s.status = '%s'";
|
| 540 |
}
|
| 541 |
$result = pager_query($sql . $tablesort, $per_page, 0, NULL, $status);
|
| 542 |
}
|
| 543 |
else {
|
| 544 |
if ($uid != 0) {
|
| 545 |
$sql .= " WHERE d.uid = $uid";
|
| 546 |
}
|
| 547 |
$result = pager_query($sql . $tablesort, $per_page);
|
| 548 |
}
|
| 549 |
|
| 550 |
while ($don = db_fetch_object($result)) {
|
| 551 |
$rows[] = array('data' =>
|
| 552 |
array(
|
| 553 |
l(check_plain($don->name), "user/$sub->uid"),
|
| 554 |
check_plain($don->item_name),
|
| 555 |
format_date($don->datepaid, 'small'),
|
| 556 |
check_plain($don->mc_gross),
|
| 557 |
check_plain($don->mc_currency),
|
| 558 |
),
|
| 559 |
);
|
| 560 |
}
|
| 561 |
|
| 562 |
if (!$rows) {
|
| 563 |
$rows[] = array(array('data' => t('No donations found.'), 'colspan' => 3));
|
| 564 |
}
|
| 565 |
|
| 566 |
$output .= theme('table', $header, $rows);
|
| 567 |
$output .= theme('pager', NULL, $per_page, 0);
|
| 568 |
|
| 569 |
return $output;
|
| 570 |
}
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