{"id":5610,"date":"2024-05-25T12:40:08","date_gmt":"2024-05-25T03:40:08","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=5610"},"modified":"2024-03-27T22:23:48","modified_gmt":"2024-03-27T13:23:48","slug":"post-5610","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/5610","title":{"rendered":"PHP\u3067\u30b7\u30f3\u30d7\u30eb\u306a\u82f1\u6570\u5b57\u306eCAPTCHA\u3092\u300cGregwar \/ Captcha\u300d\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

PHP\u3067\u30b7\u30f3\u30d7\u30eb\u306a\u30e9\u30f3\u30c0\u30e0\u82f1\u6570\u5b57\u306eCAPTCHA\u3092\u5b9f\u88c5\u3057\u305f\u3044\u3002\u300cGregwar \/ Captcha\u300d\u3068\u3044\u3046\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u7c21\u5358\u306b\u5b9f\u88c5\u3067\u304d\u305f\u306e\u3067\u3001\u4ee5\u4e0b\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u53ca\u3073\u5229\u7528\u65b9\u6cd5\u306e\u30e1\u30e2\u3002<\/p>\n

 <\/p>\n

Gregwar \/ Captcha<\/h2>\n

GitHub<\/h3>\n

https:\/\/github.com\/Gregwar\/Captcha<\/a><\/p>\n

 <\/p>\n

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h2>\n

\u30b5\u30fc\u30d0\u306bSSH\u63a5\u7d9a\u3057\u4ee5\u4e0b\u30b3\u30de\u30f3\u30c9\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002<\/p>\n

composer require gregwar\/captcha<\/pre>\n
 <\/p>\n
\u5229\u7528\u65b9\u6cd5<\/h2>\n
1\u30da\u30fc\u30b8\u5185\u3067\u5b8c\u7d50\u3055\u305b\u308b\u5834\u5408<\/h3>\n
<?php\r\nrequire_once 'vendor\/autoload.php';\r\nsession_start();\r\n\r\nuse Gregwar\\Captcha\\CaptchaBuilder;\r\n\r\n$builder = new CaptchaBuilder;\r\n$builder->build();\r\n\r\n$is_valid = false;\r\n\r\nif( isset($_POST['captcha']) && $_POST['captcha'] == $_SESSION['captcha'] ){\r\n    $is_valid = true;\r\n}\r\n\r\n$_SESSION['captcha'] = $builder->getPhrase();\r\n?>\r\n<!doctype html>\r\n<html lang=\"ja\">\r\n<head>\r\n<title>CAPTCHA<\/title>\r\n<\/head>\r\n<body>\r\n\r\n    <?php if( $is_valid ){ ?>\r\n        \u8a8d\u8a3c\u6210\u529f\r\n    <?php }else{ ?>\r\n        <form action=\".\/\" method=\"POST\">\r\n            <input type=\"text\" name=\"captcha\">\r\n            <img src=\"<?php echo $builder->inline(); ?>\">\r\n            <button type=\"submit\">\u8a8d\u8a3c<\/button>\r\n        <\/form>\r\n    <?php } ?>\r\n\r\n<\/body>\r\n<\/html><\/pre>\n
\u3053\u3061\u3089\u306e\u65b9\u6cd5\u3060\u30681\u30da\u30fc\u30b8\u306e\u5b9f\u88c5\u3067\u6e08\u3080\u3068\u3044\u3046\u30e1\u30ea\u30c3\u30c8\u306f\u3042\u308b\u3082\u306e\u306e\u3001CAPTCHA\u90e8\u5206\u306e\u30ea\u30ed\u30fc\u30c9\u304c\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u30c7\u30e1\u30ea\u30c3\u30c8\u3042\u308a\u3002\u7279\u306b\u4eca\u56de\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u8868\u793a\u3055\u308c\u308bCAPTCHA\u90e8\u5206\u306f\u304b\u306a\u308a\u898b\u3065\u3089\u3044\u306e\u3067\u6ce8\u610f\u3002<\/p>\n
\u30d5\u30a9\u30fc\u30e0\u3068CAPTCHA\u90e8\u5206\u3092\u5206\u3051\u308b\u5834\u5408<\/h3>\n
\u30d5\u30a9\u30fc\u30e0\u5074<\/h4>\n
<?php\r\nrequire_once 'vendor\/autoload.php';\r\nuse Gregwar\\Captcha\\PhraseBuilder;\r\n\r\nsession_start();\r\n\r\n$is_valid = false;\r\n\r\nif( $_SERVER['REQUEST_METHOD'] == 'POST' ){\r\n    if (isset($_SESSION['phrase']) && PhraseBuilder::comparePhrases($_SESSION['phrase'], $_POST['phrase'])) {\r\n        $is_valid = true;\r\n    }\r\n    unset($_SESSION['phrase']);\r\n}\r\n?>\r\n<html>\r\n\r\n    <?php if( $is_valid ){ ?>\r\n        \u8a8d\u8a3c\u6210\u529f\r\n    <?php }else{ ?>\r\n        <form method=\"post\" method=\".\/\">\r\n            <img id=\"captcha_image\" src=\"captcha.php\" \/>\r\n            <button type=\"button\" id=\"reload\">\u30ea\u30ed\u30fc\u30c9<\/button>\r\n            <input type=\"text\" name=\"phrase\" \/>\r\n            <input type=\"submit\" \/>\r\n        <\/form>\r\n    <?php } ?>\r\n    <script type=\"text\/javascript\" src=\"https:\/\/code.jquery.com\/jquery-3.7.1.min.js\"><\/script>\r\n    <script>\r\n    $(function(){\r\n        $('#reload').click(function(){\r\n            $('#captcha_image').attr('src', 'captcha.php?t=' + $.now());\r\n        });\r\n    });\r\n    <\/script>\r\n<\/html><\/pre>\n
CAPTCHA\u5074<\/h4>\n
<?php\r\nsession_start();\r\n\r\nrequire_once 'vendor\/autoload.php';\r\n\r\nuse Gregwar\\Captcha\\CaptchaBuilder;\r\n\r\n$captcha = new CaptchaBuilder;\r\n$_SESSION['phrase'] = $captcha->getPhrase();\r\n\r\nheader('Content-Type: image\/jpeg');\r\n\r\n$captcha->build()->output();<\/pre>\n
\u3053\u3061\u3089\u306e\u65b9\u6cd5\u3060\u3068CAPTCHA\u90e8\u5206\u3092\u30ea\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3002\u5b9f\u904b\u7528\u306e\u969b\u306f\u3053\u3061\u3089\u306e\u65b9\u304c\u7121\u96e3\u304b\u3068\u601d\u308f\u308c\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP\u3067\u30b7\u30f3\u30d7\u30eb\u306a\u30e9\u30f3\u30c0\u30e0\u82f1\u6570\u5b57\u306eCAPTCHA\u3092\u5b9f\u88c5\u3057\u305f\u3044\u3002\u300cGregwar  ... <\/p>\n","protected":false},"author":1,"featured_media":1085,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[100,102],"class_list":["post-5610","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","tag-library","tag-captcha"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t