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<?php |
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|
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/** |
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* E2pdf Shortcode If Helper |
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* @copyright Copyright 2017 https://e2pdf.com |
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* @license GPLv3 |
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* @version 1 |
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* @link https://e2pdf.com |
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* @since 1.22.00 |
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*/ |
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if (!defined('ABSPATH')) { |
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die('Access denied.'); |
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} |
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|
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class Helper_E2pdf_If { |
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|
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private $helper; |
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|
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public function __construct() { |
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$this->helper = Helper_E2pdf_Helper::instance(); |
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} |
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|
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public function get_delimiters() { |
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return array( |
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'[&&]', |
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'[||]', |
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); |
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} |
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|
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public function get_brackets() { |
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return array( |
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'[(]', |
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'[)]', |
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); |
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} |
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|
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public function get_comparators() { |
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return array( |
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'[==]', |
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'[===]', |
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'[!=]', |
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'[!==]', |
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'[>]', |
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'[>=]', |
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'[<]', |
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'[<=]', |
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'[contains]', |
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'[not_contains]', |
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'[is_array]', |
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'[in_array]', |
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'[not_in_array]', |
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'[in_list]', |
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'[not_in_list]', |
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'[array_key_exists]', |
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'[array_key_not_exists]', |
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'[isset]', |
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'[not_isset]', |
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); |
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} |
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|
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public function get_shortcodes() { |
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return array_merge($this->get_delimiters(), $this->get_brackets(), $this->get_comparators()); |
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} |
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|
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public function do_shortcode($atts = array(), $value = '', $if = 0, $extension = null) { |
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$if_index = $if ? '-' . $if : ''; |
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$tags = array( |
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'e2pdf-if-condition' => 'e2pdf-if-condition' . $if_index, |
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'e2pdf-if-do' => 'e2pdf-if-do' . $if_index, |
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'e2pdf-if-else' => 'e2pdf-if-else' . $if_index, |
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); |
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/* Backward compatibility */ |
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if (false === strpos($value, '[e2pdf-if-condition')) { |
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$tags = array( |
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'e2pdf-if-condition' => 'e2pdf-condition' . $if_index, |
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'e2pdf-if-do' => 'e2pdf-do' . $if_index, |
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'e2pdf-if-else' => 'e2pdf-else' . $if_index, |
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); |
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} |
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$comparators = $this->get_shortcodes(); |
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$sub_values = preg_split('/(\\' . str_replace(array('||', '(', ')'), array('\|\|', '\(', '\)'), implode('|\\', $comparators)) . ')/', $this->helper->load('shortcode')->get_shortcode_content($tags['e2pdf-if-condition'], $value), -1, PREG_SPLIT_DELIM_CAPTURE); |
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$condition = ''; |
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foreach ($sub_values as $sub_value) { |
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if ($sub_value && in_array($sub_value, $comparators)) { |
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$condition .= $sub_value; |
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} elseif ($extension && method_exists($extension, 'render')) { |
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$condition .= $extension->render($sub_value, array(), false); |
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} |
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} |
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$result = $this->apply($condition, false, $extension); |
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if ($result) { |
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$response = $this->helper->load('shortcode')->get_shortcode_content($tags['e2pdf-if-do'], $value); |
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} else { |
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$response = $this->helper->load('shortcode')->get_shortcode_content($tags['e2pdf-if-else'], $value); |
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} |
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if ($response && false !== strpos($response, '[e2pdf-if-' . $if + 1)) { |
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$shortcode_tags = array( |
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'e2pdf-if-' . $if + 1, |
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); |
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preg_match_all('@\[([^<>&/\[\]\x00-\x20=]++)@', $response, $matches); |
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$tagnames = array_intersect($shortcode_tags, $matches[1]); |
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if (!empty($tagnames)) { |
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preg_match_all('/' . $this->helper->load('shortcode')->get_shortcode_regex($tagnames) . '/', $response, $shortcodes); |
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foreach ($shortcodes[0] as $key => $shortcode_value) { |
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$shortcode = $this->helper->load('shortcode')->get_shortcode($shortcodes, $key); |
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$response = str_replace($shortcode_value, $this->do_shortcode(shortcode_parse_atts($shortcode[3]), $shortcode[5], $if + 1, $extension), $response); |
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} |
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} |
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} |
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return $response; |
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} |
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|
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public function apply($condition, $nested = false, $extension = null) { |
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while (strpos($condition, '[(]') !== false && strpos($condition, '[)]') !== false) { |
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preg_match_all('/\[\(\](?:(?!\[\(\]|\[\)\]).)+\[\)\]/', $condition, $matches); |
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if (!empty($matches[0])) { |
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foreach ($matches[0] as $match) { |
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$condition = str_replace($match, $this->apply(substr($match, 3, -3), true), $condition, $extension); |
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} |
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} |
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} |
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$delimiters = $this->get_delimiters(); |
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$sub_conditions = preg_split('/(\\' . str_replace('||', '\|\|', implode('|\\', $delimiters)) . ')/', $condition, -1, PREG_SPLIT_DELIM_CAPTURE); |
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$final_result = false; |
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$delimiter = false; |
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foreach ($sub_conditions as $sub_condition) { |
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$result = false; |
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if ($sub_condition && in_array($sub_condition, $delimiters)) { |
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$delimiter = $sub_condition; |
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} else { |
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$expression = false; |
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foreach ($this->get_comparators() as $comparator) { |
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if (false !== strpos($sub_condition, $comparator)) { |
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$expression = $comparator; |
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break; |
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} |
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} |
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$if = ''; |
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$value = ''; |
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if ($expression) { |
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$comparision = explode($expression, $sub_condition); |
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if (isset($comparision[0])) { |
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$if = $comparision[0]; |
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} |
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if (isset($comparision[1])) { |
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$value = $comparision[1]; |
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} |
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} else { |
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$if = $sub_condition; |
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} |
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$result = false; |
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switch ($expression) { |
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case '[==]': |
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$result = $if == $value ? true : false; |
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break; |
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case '[===]': |
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$result = $if === $value ? true : false; |
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break; |
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case '[!=]': |
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$result = $if != $value ? true : false; |
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break; |
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case '[!==]': |
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$result = $if !== $value ? true : false; |
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break; |
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case '[>]': |
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$result = $if > $value ? true : false; |
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break; |
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case '[>=]': |
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$result = $if >= $value ? true : false; |
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break; |
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case '[<]': |
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$result = $if < $value ? true : false; |
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break; |
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case '[<=]': |
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$result = $if <= $value ? true : false; |
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break; |
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case '[contains]': |
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if (empty($value) && empty($if)) { |
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$result = true; |
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} else { |
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$result = !empty($value) && strpos($if, $value) !== false ? true : false; |
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} |
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break; |
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case '[not_contains]': |
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if (empty($value) && empty($if)) { |
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$result = false; |
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} elseif (empty($value) && !empty($if)) { |
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$result = true; |
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} else { |
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$result = !empty($value) && strpos($if, $value) === false ? true : false; |
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} |
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break; |
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case '[is_array]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = is_array($unserialized) ? true : false; |
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break; |
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case '[in_array]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = is_array($unserialized) && in_array($if, $unserialized) ? true : false; |
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break; |
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case '[not_in_array]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = !is_array($unserialized) || (is_array($unserialized) && !in_array($if, $unserialized)) ? true : false; |
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break; |
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case '[in_list]': |
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$list_if = array_map('trim', explode(',', $if)); |
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$list_value = array_map('trim', explode(',', $value)); |
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$result = !array_diff($list_if, $list_value) ? true : false; |
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break; |
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case '[not_in_list]': |
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$list_if = array_map('trim', explode(',', $if)); |
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$list_value = array_map('trim', explode(',', $value)); |
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$result = !array_diff($list_if, $list_value) ? false : true; |
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break; |
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case '[array_key_exists]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = is_array($unserialized) && array_key_exists($if, $unserialized) ? true : false; |
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break; |
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case '[array_key_not_exists]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = !is_array($unserialized) || (is_array($unserialized) && !array_key_exists($if, $unserialized)) ? true : false; |
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break; |
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case '[isset]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = is_array($unserialized) && isset($unserialized[$if]) ? true : false; |
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break; |
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case '[not_isset]': |
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$unserialized = false; |
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if (is_serialized($value)) { |
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$unserialized = $this->helper->load('convert')->unserialize($value); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged |
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} |
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$result = !is_array($unserialized) || (is_array($unserialized) && !isset($unserialized[$if])) ? true : false; |
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break; |
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default: |
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$result = $if ? true : false; |
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break; |
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} |
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if ($delimiter == '[||]') { |
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$final_result = $final_result || $result ? true : false; |
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} elseif ($delimiter == '[&&]') { |
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$final_result = $final_result && $result ? true : false; |
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} else { |
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$final_result = $result; |
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} |
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} |
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} |
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if ($nested) { |
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return $final_result ? '1[==]1' : '1[==]0'; |
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} else { |
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return $final_result; |
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} |
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} |
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} |
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|
