%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/*
Plugin Name: PayPal Donations
Plugin URI: https://www.tipsandtricks-hq.com/paypal-donations-widgets-plugin
Description: Easy and simple setup and insertion of PayPal donate buttons with a shortcode or through a sidebar Widget. Donation purpose can be set for each button. A few other customization options are available as well.
Author: Tips and Tricks HQ, Johan Steen
Author URI: https://www.tipsandtricks-hq.com/
Version: 1.9.7
License: GPLv2 or later
Text Domain: paypal-donations
*/
include_once('paypal_utility.php');
/** Load all of the necessary class files for the plugin */
spl_autoload_register('PayPalDonations::autoload');
/**
* Init Singleton Class for PayPal Donations.
*
* @package PayPal Donations
* @author Johan Steen <artstorm at gmail dot com>
*/
class PayPalDonations
{
/** Holds the plugin instance */
private static $instance = false;
/** Define plugin constants */
const MIN_PHP_VERSION = '5.2.4';
const MIN_WP_VERSION = '3.0';
const OPTION_DB_KEY = 'paypal_donations_options';
const TEXT_DOMAIN = 'paypal-donations';
const FILE = __FILE__;
// -------------------------------------------------------------------------
// Define constant data arrays
// -------------------------------------------------------------------------
private $donate_buttons = array(
'small' => 'https://www.paypalobjects.com/en_US/i/btn/btn_donate_SM.gif',
'large' => 'https://www.paypalobjects.com/en_US/i/btn/btn_donate_LG.gif',
'cards' => 'https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif'
);
private $currency_codes = array(
'AUD' => 'Australian Dollars (A $)',
'BRL' => 'Brazilian Real',
'CAD' => 'Canadian Dollars (C $)',
'CZK' => 'Czech Koruna',
'DKK' => 'Danish Krone',
'EUR' => 'Euros (€)',
'HKD' => 'Hong Kong Dollar ($)',
'HUF' => 'Hungarian Forint',
'ILS' => 'Israeli New Shekel',
'JPY' => 'Yen (¥)',
'MYR' => 'Malaysian Ringgit',
'MXN' => 'Mexican Peso',
'NOK' => 'Norwegian Krone',
'NZD' => 'New Zealand Dollar ($)',
'PHP' => 'Philippine Peso',
'PLN' => 'Polish Zloty',
'GBP' => 'Pounds Sterling (£)',
'RUB' => 'Russian Ruble',
'SGD' => 'Singapore Dollar ($)',
'SEK' => 'Swedish Krona',
'CHF' => 'Swiss Franc',
'TWD' => 'Taiwan New Dollar',
'THB' => 'Thai Baht',
'TRY' => 'Turkish Lira',
'USD' => 'U.S. Dollars ($)',
);
private $localized_buttons = array(
'en_AU' => 'Australia - Australian English',
'de_DE/AT' => 'Austria - German',
'nl_NL/BE' => 'Belgium - Dutch',
'fr_XC' => 'Canada - French',
'zh_XC' => 'China - Simplified Chinese',
'fr_FR/FR' => 'France - French',
'de_DE/DE' => 'Germany - German',
'it_IT/IT' => 'Italy - Italian',
'ja_JP/JP' => 'Japan - Japanese',
'es_XC' => 'Mexico - Spanish',
'nl_NL/NL' => 'Netherlands - Dutch',
'pl_PL/PL' => 'Poland - Polish',
'es_ES/ES' => 'Spain - Spanish',
'de_DE/CH' => 'Switzerland - German',
'fr_FR/CH' => 'Switzerland - French',
'en_US' => 'United States - U.S. English'
);
private $checkout_languages = array(
'AU' => 'Australia',
'AT' => 'Austria',
'BE' => 'Belgium',
'BR' => 'Brazil',
'CA' => 'Canada',
'CN' => 'China',
'FR' => 'France',
'DE' => 'Germany',
'IT' => 'Italy',
'NL' => 'Netherlands',
'PL' => 'Poland',
'PR' => 'Portugal',
'RU' => 'Russia',
'ES' => 'Spain',
'SE' => 'Sweden',
'CH' => 'Switzerland',
'GB' => 'United Kingdom',
'US' => 'United States',
);
/**
* Singleton class
*/
public static function getInstance()
{
if (!self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Constructor.
* Initializes the plugin by setting localization, filters, and
* administration functions.
*/
private function __construct()
{
if (!$this->testHost()) {
return;
}
add_action('init', array($this, 'textDomain'));
register_uninstall_hook(__FILE__, array(__CLASS__, 'uninstall'));
$admin = new PayPalDonations_Admin();
$admin->setOptions(
get_option(self::OPTION_DB_KEY),
$this->currency_codes,
$this->donate_buttons,
$this->localized_buttons,
$this->checkout_languages
);
add_filter('widget_text', 'do_shortcode');
add_shortcode('paypal-donation', array(&$this,'paypalShortcode'));
add_action('wp_head', array($this, 'addCss'), 999);
add_action('widgets_init', array($this, 'handle_widgets_init'));
}
public function handle_widgets_init(){
register_widget("PayPalDonations_Widget");
}
/**
* PSR-0 compliant autoloader to load classes as needed.
*
* @param string $classname The name of the class
* @return null Return early if the class name does not start with the
* correct prefix
*/
public static function autoload($className)
{
if (__CLASS__ !== mb_substr($className, 0, strlen(__CLASS__))) {
return;
}
$className = ltrim($className, '\\');
$fileName = '';
$namespace = '';
if ($lastNsPos = strrpos($className, '\\')) {
$namespace = substr($className, 0, $lastNsPos);
$className = substr($className, $lastNsPos + 1);
$fileName = str_replace('\\', DIRECTORY_SEPARATOR, $namespace);
$fileName .= DIRECTORY_SEPARATOR;
}
$fileName .= str_replace('_', DIRECTORY_SEPARATOR, 'src_'.$className);
$fileName .='.php';
require $fileName;
}
/**
* Loads the plugin text domain for translation
*/
public function textDomain()
{
$domain = self::TEXT_DOMAIN;
$locale = apply_filters('plugin_locale', get_locale(), $domain);
load_textdomain(
$domain,
WP_LANG_DIR.'/'.$domain.'/'.$domain.'-'.$locale.'.mo'
);
load_plugin_textdomain(
$domain,
false,
dirname(plugin_basename(__FILE__)).'/lang/'
);
}
/**
* Fired when the plugin is uninstalled.
*/
public function uninstall()
{
delete_option('paypal_donations_options');
delete_option('widget_paypal_donations');
}
/**
* Adds inline CSS code to the head section of the html pages to center the
* PayPal button.
*/
public function addCss()
{
$opts = get_option(self::OPTION_DB_KEY);
if (isset($opts['center_button']) and $opts['center_button'] == true) {
echo '<style type="text/css">'."\n";
echo '.paypal-donations { text-align: center !important }'."\n";
echo '</style>'."\n";
}
}
/**
* Create and register the PayPal shortcode
*/
public function paypalShortcode($atts)
{
extract(
shortcode_atts(
array(
'purpose' => '',
'reference' => '',
'amount' => '',
'return_page' => '',
'button_url' => '',
'validate_ipn' => '',
),
$atts
)
);
return $this->generateHtml(
$purpose,
$reference,
$amount,
$return_page,
$button_url,
$validate_ipn
);
}
/**
* Generate the PayPal button HTML code
*/
public function generateHtml(
$purpose = null,
$reference = null,
$amount = null,
$return_page = null,
$button_url = null,
$validate_ipn = ''
) {
$pd_options = get_option(self::OPTION_DB_KEY);
// Set overrides for purpose and reference if defined
$purpose = (!$purpose) ? $pd_options['purpose'] : $purpose;
$reference = (!$reference) ? $pd_options['reference'] : $reference;
$amount = (!$amount) ? $pd_options['amount'] : $amount;
$return_page = (!$return_page) ? $pd_options['return_page'] : $return_page;
$button_url = (!$button_url) ? $pd_options['button_url'] : $button_url;
$data = array(
'pd_options' => $pd_options,
'return_page' => $return_page,
'purpose' => $purpose,
'reference' => $reference,
'amount' => $amount,
'button_url' => $button_url,
'donate_buttons' => $this->donate_buttons,
'validate_ipn' => $validate_ipn,
);
return PayPalDonations_View::render('paypal-button', $data);
}
// -------------------------------------------------------------------------
// Environment Checks
// -------------------------------------------------------------------------
/**
* Checks PHP and WordPress versions.
*/
private function testHost()
{
// Check if PHP is too old
if (version_compare(PHP_VERSION, self::MIN_PHP_VERSION, '<')) {
// Display notice
add_action('admin_notices', array(&$this, 'phpVersionError'));
return false;
}
// Check if WordPress is too old
global $wp_version;
if (version_compare($wp_version, self::MIN_WP_VERSION, '<')) {
add_action('admin_notices', array(&$this, 'wpVersionError'));
return false;
}
return true;
}
/**
* Displays a warning when installed on an old PHP version.
*/
public function phpVersionError()
{
echo '<div class="error"><p><strong>';
printf(
'Error: %3$s requires PHP version %1$s or greater.<br/>'.
'Your installed PHP version: %2$s',
self::MIN_PHP_VERSION,
PHP_VERSION,
$this->getPluginName()
);
echo '</strong></p></div>';
}
/**
* Displays a warning when installed in an old Wordpress version.
*/
public function wpVersionError()
{
echo '<div class="error"><p><strong>';
printf(
'Error: %2$s requires WordPress version %1$s or greater.',
self::MIN_WP_VERSION,
$this->getPluginName()
);
echo '</strong></p></div>';
}
/**
* Get the name of this plugin.
*
* @return string The plugin name.
*/
private function getPluginName()
{
$data = get_plugin_data(self::FILE);
return $data['Name'];
}
}
add_action('plugins_loaded', array('PayPalDonations', 'getInstance'));
Zerion Mini Shell 1.0