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<?php |
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/** |
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* |
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* PayPal Donation extension for the phpBB Forum Software package. |
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* |
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* @copyright (c) 2015-2024 Skouat |
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* @license GNU General Public License, version 2 (GPL-2.0) |
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* |
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*/ |
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namespace skouat\ppde\helpers; |
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use phpbb\language\language; |
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use phpbb\request\request; |
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class post_data_helper |
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{ |
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private const ASCII_RANGE = '1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
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protected $language; |
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protected $compare_helper; |
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protected $request; |
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/** |
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* Constructor |
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* |
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* @param language $language Language object |
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* @param compare_helper $compare_helper Compare operator object |
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* @param request $request Request object |
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*/ |
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public function __construct(language $language, compare_helper $compare_helper, request $request) |
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{ |
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$this->language = $language; |
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$this->compare_helper = $compare_helper; |
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$this->request = $request; |
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} |
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/** |
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* Check requirements for data value. |
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* |
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* @param array $data_ary |
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* @return mixed |
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*/ |
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public function set_func(array $data_ary) |
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{ |
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$value = $data_ary['value']; |
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foreach ($data_ary['force_settings'] as $control_point => $params) |
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{ |
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// Calling the set_post_data_function |
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$value = $this->{'set_post_data_' . $control_point}($data_ary['value'], $params); |
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} |
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unset($control_point); |
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return $value; |
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} |
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/** |
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* Request predefined variable from super global |
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* |
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* @param array $data_ary List of data to request |
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* @return array |
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*/ |
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public function get_post_data(array $data_ary): array |
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{ |
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if (is_array($data_ary['default'])) |
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{ |
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$data_ary['value'] = $this->request->variable($data_ary['name'], (string) $data_ary['default'][0], (bool) $data_ary['default'][1]); |
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} |
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else |
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{ |
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$data_ary['value'] = $this->request->variable($data_ary['name'], $data_ary['default']); |
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} |
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return $data_ary; |
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} |
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/** |
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* Check if some settings are valid. |
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* |
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* @param array $data_ary |
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* @return array |
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*/ |
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public function check_post_data(array $data_ary): array |
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{ |
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$data_ary['txn_errors'] = ''; |
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// Check all conditions declared for this post_data |
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if (isset($data_ary['condition_check'])) |
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{ |
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$check = $this->call_func($data_ary); |
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$data_ary['txn_errors'] .= $check['txn_errors']; |
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unset($check['txn_errors']); |
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$data_ary['condition_checked'] = (bool) array_product($check); |
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} |
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return $data_ary; |
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} |
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/** |
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* Check requirements for data value. |
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* If a check fails, error messages are stored in $this->error_message |
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* |
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* @param array $data_ary |
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* @return array |
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*/ |
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public function call_func(array $data_ary): array |
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{ |
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$check = []; |
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$check['txn_errors'] = ''; |
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foreach ($data_ary['condition_check'] as $control_point => $params) |
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{ |
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// Calling the check_post_data_function |
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if ($this->{'check_post_data_' . $control_point}($data_ary['value'], $params)) |
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{ |
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$check[] = true; |
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continue; |
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} |
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$check['txn_errors'] .= '<br>' . $this->language->lang('INVALID_TXN_' . strtoupper($control_point), $data_ary['name']); |
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$check[] = false; |
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} |
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unset($control_point); |
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return $check; |
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} |
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/** |
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* Check Post data length. |
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* |
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* @param string $value |
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* @param array $statement |
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* @return bool |
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*/ |
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public function check_post_data_length($value, $statement): bool |
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{ |
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return $this->compare_helper->compare_value(strlen($value), $statement['value'], $statement['operator']); |
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} |
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/** |
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* Check if parsed value contains only ASCII chars. |
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* Return false if it contains non ASCII chars. |
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* |
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* @param string $value |
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* @return bool |
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*/ |
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public function check_post_data_ascii($value): bool |
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{ |
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return strlen($value) === strspn($value, self::ASCII_RANGE); |
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} |
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/** |
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* Check Post data content based on an array list. |
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* |
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* @param string $value |
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* @param array $content_ary |
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* @return bool |
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*/ |
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public function check_post_data_content($value, $content_ary): bool |
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{ |
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return in_array($value, $content_ary); |
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} |
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/** |
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* Check if Post data is empty. |
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* |
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* @param string $value |
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* @return bool |
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*/ |
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public function check_post_data_empty($value): bool |
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{ |
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return !empty($value); |
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} |
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/** |
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* Set Post data length. |
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* |
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* @param string $value |
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* @param int $length |
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* @return string |
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*/ |
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public function set_post_data_length($value, $length): string |
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{ |
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return substr($value, 0, (int) $length); |
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} |
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/** |
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* Set Post data to lowercase. |
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* |
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* @param string $value |
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* @param bool $force |
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* @return string |
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*/ |
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public function set_post_data_lowercase($value, $force = false): string |
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{ |
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return $force ? strtolower($value) : $value; |
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} |
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/** |
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* Set Post data to date/time format. |
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* |
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* @param string $value |
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* @param bool $force |
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* @return string |
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*/ |
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public function set_post_data_strtotime($value, $force = false): string |
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{ |
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return $force ? (string) strtotime($value) : $value; |
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} |
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} |
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