XoopsCaptchaImage

Complexity

Total Complexity

8

Size/Duplication

Total Lines	61
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	getInstance()	0	9	2
A	loadConfig()	0	5	1
A	render()	0	11	2
A	loadImage()	0	7	2

<?php

/**
 * Image Creation class for CAPTCHA
 *
 * D.J.
 */
class XoopsCaptchaImage
{
    public $config = [];

    /**
     * XoopsCaptchaImage constructor.
     */
    public function __construct()
    {
        //$this->name = md5( session_id() );
    }

    /**
     * @return XoopsCaptchaImage
     */
    public static function getInstance()
    {
        static $instance;
        if (null === $instance) {
            $instance = new static();
        }

        return $instance;
    }

    /**
     * Loading configs from CAPTCHA class
     * @param array $config
     */
    public function loadConfig($config = [])
    {
        // Loading default preferences
        $this->config = $config;
    }

    /**
     * @return string
     */
    public function render()
    {
        $form = "<input type='text' name='" . $this->config['name'] . "' id='" . $this->config['name'] . "' size='" . $this->config['num_chars'] . "' maxlength='" . $this->config['num_chars'] . "' value=''> &nbsp; " . $this->loadImage();
        $rule = htmlspecialchars(XOOPS_CAPTCHA_REFRESH, ENT_QUOTES);
        if ($this->config['maxattempt']) {
            $rule .= ' | ' . sprintf(constant('XOOPS_CAPTCHA_MAXATTEMPTS'), $this->config['maxattempt']);
        }
        $form .= "&nbsp;&nbsp;<small>{$rule}</small>";

        return $form;
    }

    /**
     * @return string
     */
    public function loadImage()
    {
        $rule = $this->config['casesensitive'] ? constant('XOOPS_CAPTCHA_RULE_CASESENSITIVE') : constant('XOOPS_CAPTCHA_RULE_CASEINSENSITIVE');
        $ret  = "<img id='captcha' src='" . XOOPS_URL . '/' . $this->config['imageurl'] . "' onclick=\"this.src='" . XOOPS_URL . '/' . $this->config['imageurl'] . "?refresh='+Math.random()" . "\" align='absmiddle'  style='cursor: pointer;' alt='" . htmlspecialchars($rule, ENT_QUOTES) . "'>";

        return $ret;
    }
}