<?php
include(dirname(__FILE__).'/../../src/php/SimpleCaptcha.php');
//$tile = json_decode(file_get_contents(dirname(__FILE__).'/../tile.json'), true);
$tile = imagecreatefromjpeg(dirname(__FILE__).'/../tile.jpg');
$tile_width = imagesx($tile);
$tile_height = imagesy($tile);
$tile_pattern = function ($x, $y) use (&$tile, $tile_width, $tile_height) {
$x = $x % $tile_width;
$y = $y % $tile_height;
if (0 > $x) $x += $tile_width;
if (0 > $y) $y += $tile_height;
$rgb = imagecolorat($tile, $x, $y);
return array(($rgb >> 16) & 0xFF, ($rgb >> 8) & 0xFF, $rgb & 0xFF);
};
function test()
{
global $tile_pattern;
$captcha = (new SimpleCaptcha())
->option('secret_key', 'SECRET_KEY')
->option('secret_salt', 'SECRET_SALT_')
->option('num_terms', 2)
->option('max_num_terms', 3) // -1 means constant num_terms
->option('min_term', 1)
->option('max_term', 21)
->option('color', 0x121212) // text color
->option('background', 0xffffff) // background color
;
$captcha->reset();
$captcha->option('difficulty', 2); // 0 (easy) to 3 (difficult)
$captcha->option('distortion_type', 1); // 1: position distortion
$captcha->option('color', [0xff0000, 0xffff00, 0x0000ff, 0x00ff00]); // text color gradient
$captcha->option('background', /*0x1Da1C1*/$tile_pattern); // background color/pattern
echo $captcha->getCaptcha() . PHP_EOL;
echo PHP_EOL;
echo $captcha->getHash() . PHP_EOL;
echo PHP_EOL . PHP_EOL;
$captcha->reset();
$captcha->option('difficulty', 2); // 0 (easy) to 3 (difficult)
$captcha->option('distortion_type', 2); // 2: scale distortion
$captcha->option('color', 0xffffff); // text color
$captcha->option('background', [0xff0000, 0xffff00, 0x00ff00, 0x0000ff]); // background color gradient
echo $captcha->getCaptcha() . PHP_EOL;
echo PHP_EOL;
echo $captcha->getHash() . PHP_EOL;
}
echo 'SimpleCaptcha::VERSION ' . SimpleCaptcha::VERSION . PHP_EOL;
test();
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