function cptch_generate_value($value, $use_only_words = true)
{
$random = $use_only_words ? 1 : mt_rand(0, 1);
if (1 == $random) {
/* In letters presentation of numbers 0-9 */
$number_string = array();
$number_string[0] = __('zero', 'captcha');
$number_string[1] = __('one', 'captcha');
$number_string[2] = __('two', 'captcha');
$number_string[3] = __('three', 'captcha');
$number_string[4] = __('four', 'captcha');
$number_string[5] = __('five', 'captcha');
$number_string[6] = __('six', 'captcha');
$number_string[7] = __('seven', 'captcha');
$number_string[8] = __('eight', 'captcha');
$number_string[9] = __('nine', 'captcha');
/* In letters presentation of numbers 11-19 */
$number_two_string = array();
$number_two_string[1] = __('eleven', 'captcha');
$number_two_string[2] = __('twelve', 'captcha');
$number_two_string[3] = __('thirteen', 'captcha');
$number_two_string[4] = __('fourteen', 'captcha');
$number_two_string[5] = __('fifteen', 'captcha');
$number_two_string[6] = __('sixteen', 'captcha');
$number_two_string[7] = __('seventeen', 'captcha');
$number_two_string[8] = __('eighteen', 'captcha');
$number_two_string[9] = __('nineteen', 'captcha');
/* In letters presentation of numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 */
$number_three_string = array();
$number_three_string[1] = __('ten', 'captcha');
$number_three_string[2] = __('twenty', 'captcha');
$number_three_string[3] = __('thirty', 'captcha');
$number_three_string[4] = __('forty', 'captcha');
$number_three_string[5] = __('fifty', 'captcha');
$number_three_string[6] = __('sixty', 'captcha');
$number_three_string[7] = __('seventy', 'captcha');
$number_three_string[8] = __('eighty', 'captcha');
$number_three_string[9] = __('ninety', 'captcha');
if ($value < 10) {
return cptch_converting($number_string[$value]);
} elseif ($value < 20 && $value > 10) {
return cptch_converting($number_two_string[$value % 10]);
} else {
return in_array(get_bloginfo('language', 'Display'), array("nl-NL", "de_DE")) ? (0 != $value % 10 ? $number_string[$value % 10] . " " . __("and", 'captcha') . " " : '') . $number_three_string[$value / 10] : cptch_converting($number_three_string[$value / 10]) . " " . (0 != $value % 10 ? cptch_converting($number_string[$value % 10]) : '');
}
}
return $value;
}
function cptch_display_captcha_custom()
{
global $cptch_options, $cptch_time;
if (!isset($cptch_options['cptch_str_key'])) {
$cptch_options = get_option('cptch_options');
}
if ($cptch_options['cptch_str_key']['key'] == '' || $cptch_options['cptch_str_key']['time'] < time() - 24 * 60 * 60) {
cptch_generate_key();
}
$str_key = $cptch_options['cptch_str_key']['key'];
$content = "";
// In letters presentation of numbers 0-9
$number_string = array();
$number_string[0] = __('zero', 'captcha');
$number_string[1] = __('one', 'captcha');
$number_string[2] = __('two', 'captcha');
$number_string[3] = __('three', 'captcha');
$number_string[4] = __('four', 'captcha');
$number_string[5] = __('five', 'captcha');
$number_string[6] = __('six', 'captcha');
$number_string[7] = __('seven', 'captcha');
$number_string[8] = __('eight', 'captcha');
$number_string[9] = __('nine', 'captcha');
// In letters presentation of numbers 11 -19
$number_two_string = array();
$number_two_string[1] = __('eleven', 'captcha');
$number_two_string[2] = __('twelve', 'captcha');
$number_two_string[3] = __('thirteen', 'captcha');
$number_two_string[4] = __('fourteen', 'captcha');
$number_two_string[5] = __('fifteen', 'captcha');
$number_two_string[6] = __('sixteen', 'captcha');
$number_two_string[7] = __('seventeen', 'captcha');
$number_two_string[8] = __('eighteen', 'captcha');
$number_two_string[9] = __('nineteen', 'captcha');
// In letters presentation of numbers 10, 20, 30, 40, 50, 60, 70, 80, 90
$number_three_string = array();
$number_three_string[1] = __('ten', 'captcha');
$number_three_string[2] = __('twenty', 'captcha');
$number_three_string[3] = __('thirty', 'captcha');
$number_three_string[4] = __('forty', 'captcha');
$number_three_string[5] = __('fifty', 'captcha');
$number_three_string[6] = __('sixty', 'captcha');
$number_three_string[7] = __('seventy', 'captcha');
$number_three_string[8] = __('eighty', 'captcha');
$number_three_string[9] = __('ninety', 'captcha');
// The array of math actions
$math_actions = array();
// If value for Plus on the settings page is set
if (1 == $cptch_options['cptch_math_action_plus']) {
$math_actions[] = '+';
}
// If value for Minus on the settings page is set
if (1 == $cptch_options['cptch_math_action_minus']) {
$math_actions[] = '−';
}
// If value for Increase on the settings page is set
if (1 == $cptch_options['cptch_math_action_increase']) {
$math_actions[] = '×';
}
// Which field from three will be the input to enter required value
$rand_input = rand(0, 2);
// Which field from three will be the letters presentation of numbers
$rand_number_string = rand(0, 2);
// If don't check Word in setting page - $rand_number_string not display
if (0 == $cptch_options["cptch_difficulty_word"]) {
$rand_number_string = -1;
}
// Set value for $rand_number_string while $rand_input = $rand_number_string
while ($rand_input == $rand_number_string) {
$rand_number_string = rand(0, 2);
}
// What is math action to display in the form
$rand_math_action = rand(0, count($math_actions) - 1);
$array_math_expretion = array();
// Add first part of mathematical expression
$array_math_expretion[0] = rand(1, 9);
// Add second part of mathematical expression
$array_math_expretion[1] = rand(1, 9);
// Calculation of the mathematical expression result
switch ($math_actions[$rand_math_action]) {
case "+":
$array_math_expretion[2] = $array_math_expretion[0] + $array_math_expretion[1];
break;
case "−":
// Result must not be equal to the negative number
if ($array_math_expretion[0] < $array_math_expretion[1]) {
$number = $array_math_expretion[0];
$array_math_expretion[0] = $array_math_expretion[1];
$array_math_expretion[1] = $number;
}
$array_math_expretion[2] = $array_math_expretion[0] - $array_math_expretion[1];
break;
case "×":
$array_math_expretion[2] = $array_math_expretion[0] * $array_math_expretion[1];
break;
}
// String for display
$str_math_expretion = "";
// First part of mathematical expression
if (0 == $rand_input) {
$str_math_expretion .= "<input type=\"text\" autocomplete=\"off\" name=\"cptch_number\" value=\"\" maxlength=\"1\" size=\"1\" style=\"margin-bottom:0;display:inline;font-size: 12px;width: 30px;\" />";
} else {
if (0 == $rand_number_string || 0 == $cptch_options["cptch_difficulty_number"]) {
$str_math_expretion .= cptch_converting($number_string[$array_math_expretion[0]]);
} else {
$str_math_expretion .= $array_math_expretion[0];
}
}
// Add math action
$str_math_expretion .= " " . $math_actions[$rand_math_action];
// Second part of mathematical expression
if (1 == $rand_input) {
$str_math_expretion .= " <input type=\"text\" autocomplete=\"off\" name=\"cptch_number\" value=\"\" maxlength=\"1\" size=\"1\" style=\"margin-bottom:0;display:inline;font-size: 12px;width: 30px;\" />";
} else {
if (1 == $rand_number_string || 0 == $cptch_options["cptch_difficulty_number"]) {
$str_math_expretion .= " " . cptch_converting($number_string[$array_math_expretion[1]]);
} else {
$str_math_expretion .= " " . $array_math_expretion[1];
}
}
// Add =
$str_math_expretion .= " = ";
// Add result of mathematical expression
if (2 == $rand_input) {
$str_math_expretion .= " <input type=\"text\" autocomplete=\"off\" name=\"cptch_number\" value=\"\" maxlength=\"2\" size=\"1\" style=\"margin-bottom:0;display:inline;font-size: 12px;width: 30px;\" />";
} else {
if (2 == $rand_number_string || 0 == $cptch_options["cptch_difficulty_number"]) {
if ($array_math_expretion[2] < 10) {
$str_math_expretion .= " " . cptch_converting($number_string[$array_math_expretion[2]]);
} else {
if ($array_math_expretion[2] < 20 && $array_math_expretion[2] > 10) {
$str_math_expretion .= " " . cptch_converting($number_two_string[$array_math_expretion[2] % 10]);
} else {
if (get_bloginfo('language', 'Display') == "nl-NL") {
$str_math_expretion .= " " . (0 != $array_math_expretion[2] % 10 ? $number_string[$array_math_expretion[2] % 10] . __("and", 'captcha') : '') . $number_three_string[$array_math_expretion[2] / 10];
} else {
$str_math_expretion .= " " . cptch_converting($number_three_string[$array_math_expretion[2] / 10]) . " " . (0 != $array_math_expretion[2] % 10 ? cptch_converting($number_string[$array_math_expretion[2] % 10]) : '');
}
}
}
} else {
$str_math_expretion .= $array_math_expretion[2];
}
}
// Add hidden field with encoding result
$content .= '<input type="hidden" name="cptch_result" value="' . ($str = encode($array_math_expretion[$rand_input], $str_key, $cptch_time) . '" />
<input type="hidden" name="cptch_time" value="' . $cptch_time . '" />
<input type="hidden" value="Version: 2.4" />');
$content .= $str_math_expretion;
return $content;
}
function cptch_display_captcha_custom()
{
global $cptch_options, $cptch_time, $cptch_plugin_info;
if (!$cptch_plugin_info) {
include_once ABSPATH . 'wp-admin/includes/plugin.php';
$cptch_plugin_info = get_plugin_data(__FILE__);
}
if (!isset($cptch_options['cptch_str_key'])) {
$cptch_options = get_option('cptch_options');
}
if ('' == $cptch_options['cptch_str_key']['key'] || $cptch_options['cptch_str_key']['time'] < time() - 24 * 60 * 60) {
cptch_generate_key();
}
$str_key = $cptch_options['cptch_str_key']['key'];
$content = "";
/* In letters presentation of numbers 0-9 */
$number_string = array();
$number_string[0] = __('zero', 'captcha');
$number_string[1] = __('one', 'captcha');
$number_string[2] = __('two', 'captcha');
$number_string[3] = __('three', 'captcha');
$number_string[4] = __('four', 'captcha');
$number_string[5] = __('five', 'captcha');
$number_string[6] = __('six', 'captcha');
$number_string[7] = __('seven', 'captcha');
$number_string[8] = __('eight', 'captcha');
$number_string[9] = __('nine', 'captcha');
/* In letters presentation of numbers 11 -19 */
$number_two_string = array();
$number_two_string[1] = __('eleven', 'captcha');
$number_two_string[2] = __('twelve', 'captcha');
$number_two_string[3] = __('thirteen', 'captcha');
$number_two_string[4] = __('fourteen', 'captcha');
$number_two_string[5] = __('fifteen', 'captcha');
$number_two_string[6] = __('sixteen', 'captcha');
$number_two_string[7] = __('seventeen', 'captcha');
$number_two_string[8] = __('eighteen', 'captcha');
$number_two_string[9] = __('nineteen', 'captcha');
/* In letters presentation of numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 */
$number_three_string = array();
$number_three_string[1] = __('ten', 'captcha');
$number_three_string[2] = __('twenty', 'captcha');
$number_three_string[3] = __('thirty', 'captcha');
$number_three_string[4] = __('forty', 'captcha');
$number_three_string[5] = __('fifty', 'captcha');
$number_three_string[6] = __('sixty', 'captcha');
$number_three_string[7] = __('seventy', 'captcha');
$number_three_string[8] = __('eighty', 'captcha');
$number_three_string[9] = __('ninety', 'captcha');
/* The array of math actions */
$math_actions = array();
/* If value for Plus on the settings page is set */
if (1 == $cptch_options['cptch_math_action_plus']) {
$math_actions[] = '+';
}
/* If value for Minus on the settings page is set */
if (1 == $cptch_options['cptch_math_action_minus']) {
$math_actions[] = '−';
}
/* If value for Increase on the settings page is set */
if (1 == $cptch_options['cptch_math_action_increase']) {
$math_actions[] = '×';
}
/* Which field from three will be the input to enter required value */
$rand_input = rand(0, 2);
/* Which field from three will be the letters presentation of numbers */
$rand_number_string = rand(0, 2);
/* If don't check Word in setting page - $rand_number_string not display */
if (0 == $cptch_options["cptch_difficulty_word"]) {
$rand_number_string = -1;
}
/* Set value for $rand_number_string while $rand_input = $rand_number_string */
while ($rand_input == $rand_number_string) {
$rand_number_string = rand(0, 2);
}
/* What is math action to display in the form */
$rand_math_action = rand(0, count($math_actions) - 1);
$array_math_expretion = array();
/* Add first part of mathematical expression */
$array_math_expretion[0] = rand(1, 9);
/* Add second part of mathematical expression */
$array_math_expretion[1] = rand(1, 9);
/* Calculation of the mathematical expression result */
switch ($math_actions[$rand_math_action]) {
case "+":
$array_math_expretion[2] = $array_math_expretion[0] + $array_math_expretion[1];
break;
case "−":
/* Result must not be equal to the negative number */
if ($array_math_expretion[0] < $array_math_expretion[1]) {
$number = $array_math_expretion[0];
$array_math_expretion[0] = $array_math_expretion[1];
$array_math_expretion[1] = $number;
}
$array_math_expretion[2] = $array_math_expretion[0] - $array_math_expretion[1];
break;
case "×":
$array_math_expretion[2] = $array_math_expretion[0] * $array_math_expretion[1];
break;
}
/* String for display */
$id_postfix = rand(0, 100);
$str_math_expretion = '<label class="cptch_label" for="cptch_input_' . $id_postfix . '" style="width: 100%;">';
/* First part of mathematical expression */
if (0 == $rand_input) {
$str_math_expretion .= "<input id=\"cptch_input_" . $id_postfix . "\" class=\"cptch_input\" type=\"text\" autocomplete=\"off\" name=\"cptch_number\" value=\"\" maxlength=\"1\" size=\"1\" style=\"margin-bottom:0;display:inline;font-size: 12px;width: 40px;\" />";
} else {
if (0 == $rand_number_string || 0 == $cptch_options["cptch_difficulty_number"]) {
$str_math_expretion .= cptch_converting($number_string[$array_math_expretion[0]]);
} else {
$str_math_expretion .= $array_math_expretion[0];
}
}
/* Add math action */
$str_math_expretion .= " " . $math_actions[$rand_math_action];
/* Second part of mathematical expression */
if (1 == $rand_input) {
$str_math_expretion .= " <input id=\"cptch_input_" . $id_postfix . "\" class=\"cptch_input\" type=\"text\" autocomplete=\"off\" name=\"cptch_number\" value=\"\" maxlength=\"1\" size=\"1\" style=\"margin-bottom:0;display:inline;font-size: 12px;width: 40px;\" />";
} else {
if (1 == $rand_number_string || 0 == $cptch_options["cptch_difficulty_number"]) {
$str_math_expretion .= " " . cptch_converting($number_string[$array_math_expretion[1]]);
} else {
$str_math_expretion .= " " . $array_math_expretion[1];
}
}
/* Add = */
$str_math_expretion .= " = ";
/* Add result of mathematical expression */
if (2 == $rand_input) {
$str_math_expretion .= " <input id=\"cptch_input_" . $id_postfix . "\" class=\"cptch_input\" type=\"text\" autocomplete=\"off\" name=\"cptch_number\" value=\"\" maxlength=\"2\" size=\"1\" style=\"margin-bottom:0;display:inline;font-size: 12px;width: 40px;\" />";
} else {
if (2 == $rand_number_string || 0 == $cptch_options["cptch_difficulty_number"]) {
if (10 > $array_math_expretion[2]) {
$str_math_expretion .= " " . cptch_converting($number_string[$array_math_expretion[2]]);
} else {
if (20 > $array_math_expretion[2] && 10 < $array_math_expretion[2]) {
$str_math_expretion .= " " . cptch_converting($number_two_string[$array_math_expretion[2] % 10]);
} else {
if ("nl-NL" == get_bloginfo('language', 'Display')) {
$str_math_expretion .= " " . (0 != $array_math_expretion[2] % 10 ? $number_string[$array_math_expretion[2] % 10] . __("and", 'captcha') : '') . $number_three_string[$array_math_expretion[2] / 10];
} else {
$str_math_expretion .= " " . cptch_converting($number_three_string[$array_math_expretion[2] / 10]) . " " . (0 != $array_math_expretion[2] % 10 ? cptch_converting($number_string[$array_math_expretion[2] % 10]) : '');
}
}
}
} else {
$str_math_expretion .= $array_math_expretion[2];
}
}
$str_math_expretion .= '</label>';
/* Add hidden field with encoding result */
$content .= '<input type="hidden" name="cptch_result" value="' . ($str = cptch_encode($array_math_expretion[$rand_input], $str_key, $cptch_time) . '" />
<input type="hidden" name="cptch_time" value="' . $cptch_time . '" />
<input type="hidden" value="Version: ' . $cptch_plugin_info["Version"] . '" />' . $str_math_expretion);
return $content;
}
function cptch_generate_value($value, $use_only_words = true)
{
$random = $use_only_words ? 1 : mt_rand(0, 1);
if (1 == $random) {
$number_string = array(0 => __('zero', 'captcha'), 1 => __('one', 'captcha'), 2 => __('two', 'captcha'), 3 => __('three', 'captcha'), 4 => __('four', 'captcha'), 5 => __('five', 'captcha'), 6 => __('six', 'captcha'), 7 => __('seven', 'captcha'), 8 => __('eight', 'captcha'), 9 => __('nine', 'captcha'), 10 => __('ten', 'captcha'), 11 => __('eleven', 'captcha'), 12 => __('twelve', 'captcha'), 13 => __('thirteen', 'captcha'), 14 => __('fourteen', 'captcha'), 15 => __('fifteen', 'captcha'), 16 => __('sixteen', 'captcha'), 17 => __('seventeen', 'captcha'), 18 => __('eighteen', 'captcha'), 19 => __('nineteen', 'captcha'), 20 => __('twenty', 'captcha'), 21 => __('twenty one', 'captcha'), 22 => __('twenty two', 'captcha'), 23 => __('twenty three', 'captcha'), 24 => __('twenty four', 'captcha'), 25 => __('twenty five', 'captcha'), 26 => __('twenty six', 'captcha'), 27 => __('twenty seven', 'captcha'), 28 => __('twenty eight', 'captcha'), 29 => __('twenty nine', 'captcha'), 30 => __('thirty', 'captcha'), 31 => __('thirty one', 'captcha'), 32 => __('thirty two', 'captcha'), 33 => __('thirty three', 'captcha'), 34 => __('thirty four', 'captcha'), 35 => __('thirty five', 'captcha'), 36 => __('thirty six', 'captcha'), 37 => __('thirty seven', 'captcha'), 38 => __('thirty eight', 'captcha'), 39 => __('thirty nine', 'captcha'), 40 => __('forty', 'captcha'), 41 => __('forty one', 'captcha'), 42 => __('forty two', 'captcha'), 43 => __('forty three', 'captcha'), 44 => __('forty four', 'captcha'), 45 => __('forty five', 'captcha'), 46 => __('forty six', 'captcha'), 47 => __('forty seven', 'captcha'), 48 => __('forty eight', 'captcha'), 49 => __('forty nine', 'captcha'), 50 => __('fifty', 'captcha'), 51 => __('fifty one', 'captcha'), 52 => __('fifty two', 'captcha'), 53 => __('fifty three', 'captcha'), 54 => __('fifty four', 'captcha'), 55 => __('fifty five', 'captcha'), 56 => __('fifty six', 'captcha'), 57 => __('fifty seven', 'captcha'), 58 => __('fifty eight', 'captcha'), 59 => __('fifty nine', 'captcha'), 60 => __('sixty', 'captcha'), 61 => __('sixty one', 'captcha'), 62 => __('sixty two', 'captcha'), 63 => __('sixty three', 'captcha'), 64 => __('sixty four', 'captcha'), 65 => __('sixty five', 'captcha'), 66 => __('sixty six', 'captcha'), 67 => __('sixty seven', 'captcha'), 68 => __('sixty eight', 'captcha'), 69 => __('sixty nine', 'captcha'), 70 => __('seventy', 'captcha'), 71 => __('seventy one', 'captcha'), 72 => __('seventy two', 'captcha'), 73 => __('seventy three', 'captcha'), 74 => __('seventy four', 'captcha'), 75 => __('seventy five', 'captcha'), 76 => __('seventy six', 'captcha'), 77 => __('seventy seven', 'captcha'), 78 => __('seventy eight', 'captcha'), 79 => __('seventy nine', 'captcha'), 80 => __('eighty', 'captcha'), 81 => __('eighty one', 'captcha'), 82 => __('eighty two', 'captcha'), 83 => __('eighty three', 'captcha'), 84 => __('eighty four', 'captcha'), 85 => __('eighty five', 'captcha'), 86 => __('eighty six', 'captcha'), 87 => __('eighty seven', 'captcha'), 88 => __('eighty eight', 'captcha'), 89 => __('eighty nine', 'captcha'), 90 => __('ninety', 'captcha'), 91 => __('ninety one', 'captcha'), 92 => __('ninety two', 'captcha'), 93 => __('ninety three', 'captcha'), 94 => __('ninety four', 'captcha'), 95 => __('ninety five', 'captcha'), 96 => __('ninety six', 'captcha'), 97 => __('ninety seven', 'captcha'), 98 => __('ninety eight', 'captcha'), 99 => __('ninety nine', 'captcha'));
$value = cptch_converting($number_string[$value]);
}
return $value;
}
