/home/kueuepay/www/vendor/ezyang/htmlpurifier/library/HTMLPurifier/CSSDefinition.php
<?php

/**
 * Defines allowed CSS attributes and what their values are.
 * @see HTMLPurifier_HTMLDefinition
 */
class HTMLPurifier_CSSDefinition extends HTMLPurifier_Definition
{

    public $type = 'CSS';

    /**
     * Assoc array of attribute name to definition object.
     * @type HTMLPurifier_AttrDef[]
     */
    public $info = [];

    /**
     * Constructs the info array.  The meat of this class.
     * @param HTMLPurifier_Config $config
     */
    protected function doSetup($config)
    {
        $this->info['text-align'] = new HTMLPurifier_AttrDef_Enum(
            ['left', 'right', 'center', 'justify'],
            false
        );

        $border_style =
            $this->info['border-bottom-style'] =
            $this->info['border-right-style'] =
            $this->info['border-left-style'] =
            $this->info['border-top-style'] = new HTMLPurifier_AttrDef_Enum(
                [
                    'none',
                    'hidden',
                    'dotted',
                    'dashed',
                    'solid',
                    'double',
                    'groove',
                    'ridge',
                    'inset',
                    'outset'
                ],
                false
            );

        $this->info['border-style'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_style);

        $this->info['clear'] = new HTMLPurifier_AttrDef_Enum(
            ['none', 'left', 'right', 'both'],
            false
        );
        $this->info['float'] = new HTMLPurifier_AttrDef_Enum(
            ['none', 'left', 'right'],
            false
        );
        $this->info['font-style'] = new HTMLPurifier_AttrDef_Enum(
            ['normal', 'italic', 'oblique'],
            false
        );
        $this->info['font-variant'] = new HTMLPurifier_AttrDef_Enum(
            ['normal', 'small-caps'],
            false
        );

        $uri_or_none = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(['none']),
                new HTMLPurifier_AttrDef_CSS_URI()
            ]
        );

        $this->info['list-style-position'] = new HTMLPurifier_AttrDef_Enum(
            ['inside', 'outside'],
            false
        );
        $this->info['list-style-type'] = new HTMLPurifier_AttrDef_Enum(
            [
                'disc',
                'circle',
                'square',
                'decimal',
                'lower-roman',
                'upper-roman',
                'lower-alpha',
                'upper-alpha',
                'none'
            ],
            false
        );
        $this->info['list-style-image'] = $uri_or_none;

        $this->info['list-style'] = new HTMLPurifier_AttrDef_CSS_ListStyle($config);

        $this->info['text-transform'] = new HTMLPurifier_AttrDef_Enum(
            ['capitalize', 'uppercase', 'lowercase', 'none'],
            false
        );
        $this->info['color'] = new HTMLPurifier_AttrDef_CSS_Color();

        $this->info['background-image'] = $uri_or_none;
        $this->info['background-repeat'] = new HTMLPurifier_AttrDef_Enum(
            ['repeat', 'repeat-x', 'repeat-y', 'no-repeat']
        );
        $this->info['background-attachment'] = new HTMLPurifier_AttrDef_Enum(
            ['scroll', 'fixed']
        );
        $this->info['background-position'] = new HTMLPurifier_AttrDef_CSS_BackgroundPosition();

        $this->info['background-size'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(
                    [
                        'auto',
                        'cover',
                        'contain',
                        'initial',
                        'inherit',
                    ]
                ),
                new HTMLPurifier_AttrDef_CSS_Percentage(),
                new HTMLPurifier_AttrDef_CSS_Length()
            ]
        );

        $border_color =
            $this->info['border-top-color'] =
            $this->info['border-bottom-color'] =
            $this->info['border-left-color'] =
            $this->info['border-right-color'] =
            $this->info['background-color'] = new HTMLPurifier_AttrDef_CSS_Composite(
                [
                    new HTMLPurifier_AttrDef_Enum(['transparent']),
                    new HTMLPurifier_AttrDef_CSS_Color()
                ]
            );

        $this->info['background'] = new HTMLPurifier_AttrDef_CSS_Background($config);

        $this->info['border-color'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_color);

        $border_width =
            $this->info['border-top-width'] =
            $this->info['border-bottom-width'] =
            $this->info['border-left-width'] =
            $this->info['border-right-width'] = new HTMLPurifier_AttrDef_CSS_Composite(
                [
                    new HTMLPurifier_AttrDef_Enum(['thin', 'medium', 'thick']),
                    new HTMLPurifier_AttrDef_CSS_Length('0') //disallow negative
                ]
            );

        $this->info['border-width'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_width);

        $this->info['letter-spacing'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(['normal']),
                new HTMLPurifier_AttrDef_CSS_Length()
            ]
        );

        $this->info['word-spacing'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(['normal']),
                new HTMLPurifier_AttrDef_CSS_Length()
            ]
        );

        $this->info['font-size'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(
                    [
                        'xx-small',
                        'x-small',
                        'small',
                        'medium',
                        'large',
                        'x-large',
                        'xx-large',
                        'larger',
                        'smaller'
                    ]
                ),
                new HTMLPurifier_AttrDef_CSS_Percentage(),
                new HTMLPurifier_AttrDef_CSS_Length()
            ]
        );

        $this->info['line-height'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(['normal']),
                new HTMLPurifier_AttrDef_CSS_Number(true), // no negatives
                new HTMLPurifier_AttrDef_CSS_Length('0'),
                new HTMLPurifier_AttrDef_CSS_Percentage(true)
            ]
        );

        $margin =
            $this->info['margin-top'] =
            $this->info['margin-bottom'] =
            $this->info['margin-left'] =
            $this->info['margin-right'] = new HTMLPurifier_AttrDef_CSS_Composite(
                [
                    new HTMLPurifier_AttrDef_CSS_Length(),
                    new HTMLPurifier_AttrDef_CSS_Percentage(),
                    new HTMLPurifier_AttrDef_Enum(['auto'])
                ]
            );

        $this->info['margin'] = new HTMLPurifier_AttrDef_CSS_Multiple($margin);

        // non-negative
        $padding =
            $this->info['padding-top'] =
            $this->info['padding-bottom'] =
            $this->info['padding-left'] =
            $this->info['padding-right'] = new HTMLPurifier_AttrDef_CSS_Composite(
                [
                    new HTMLPurifier_AttrDef_CSS_Length('0'),
                    new HTMLPurifier_AttrDef_CSS_Percentage(true)
                ]
            );

        $this->info['padding'] = new HTMLPurifier_AttrDef_CSS_Multiple($padding);

        $this->info['text-indent'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_CSS_Length(),
                new HTMLPurifier_AttrDef_CSS_Percentage()
            ]
        );

        $trusted_wh = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_CSS_Length('0'),
                new HTMLPurifier_AttrDef_CSS_Percentage(true),
                new HTMLPurifier_AttrDef_Enum(['auto', 'initial', 'inherit'])
            ]
        );
        $trusted_min_wh = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_CSS_Length('0'),
                new HTMLPurifier_AttrDef_CSS_Percentage(true),
                new HTMLPurifier_AttrDef_Enum(['initial', 'inherit'])
            ]
        );
        $trusted_max_wh = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_CSS_Length('0'),
                new HTMLPurifier_AttrDef_CSS_Percentage(true),
                new HTMLPurifier_AttrDef_Enum(['none', 'initial', 'inherit'])
            ]
        );
        $max = $config->get('CSS.MaxImgLength');

        $this->info['width'] =
        $this->info['height'] =
            $max === null ?
                $trusted_wh :
                new HTMLPurifier_AttrDef_Switch(
                    'img',
                    // For img tags:
                    new HTMLPurifier_AttrDef_CSS_Composite(
                        [
                            new HTMLPurifier_AttrDef_CSS_Length('0', $max),
                            new HTMLPurifier_AttrDef_Enum(['auto'])
                        ]
                    ),
                    // For everyone else:
                    $trusted_wh
                );
        $this->info['min-width'] =
        $this->info['min-height'] =
            $max === null ?
                $trusted_min_wh :
                new HTMLPurifier_AttrDef_Switch(
                    'img',
                    // For img tags:
                    new HTMLPurifier_AttrDef_CSS_Composite(
                        [
                            new HTMLPurifier_AttrDef_CSS_Length('0', $max),
                            new HTMLPurifier_AttrDef_Enum(['initial', 'inherit'])
                        ]
                    ),
                    // For everyone else:
                    $trusted_min_wh
                );
        $this->info['max-width'] =
        $this->info['max-height'] =
            $max === null ?
                $trusted_max_wh :
                new HTMLPurifier_AttrDef_Switch(
                    'img',
                    // For img tags:
                    new HTMLPurifier_AttrDef_CSS_Composite(
                        [
                            new HTMLPurifier_AttrDef_CSS_Length('0', $max),
                            new HTMLPurifier_AttrDef_Enum(['none', 'initial', 'inherit'])
                        ]
                    ),
                    // For everyone else:
                    $trusted_max_wh
                );

        // text-decoration and related shorthands
        $this->info['text-decoration'] = new HTMLPurifier_AttrDef_CSS_TextDecoration();

        $this->info['text-decoration-line'] = new HTMLPurifier_AttrDef_Enum(
            ['none', 'underline', 'overline', 'line-through', 'initial', 'inherit']
        );

        $this->info['text-decoration-style'] = new HTMLPurifier_AttrDef_Enum(
            ['solid', 'double', 'dotted', 'dashed', 'wavy', 'initial', 'inherit']
        );

        $this->info['text-decoration-color'] = new HTMLPurifier_AttrDef_CSS_Color();

        $this->info['text-decoration-thickness'] = new HTMLPurifier_AttrDef_CSS_Composite([
            new HTMLPurifier_AttrDef_CSS_Length(),
            new HTMLPurifier_AttrDef_CSS_Percentage(),
            new HTMLPurifier_AttrDef_Enum(['auto', 'from-font', 'initial', 'inherit'])
        ]);

        $this->info['font-family'] = new HTMLPurifier_AttrDef_CSS_FontFamily();

        // this could use specialized code
        $this->info['font-weight'] = new HTMLPurifier_AttrDef_Enum(
            [
                'normal',
                'bold',
                'bolder',
                'lighter',
                '100',
                '200',
                '300',
                '400',
                '500',
                '600',
                '700',
                '800',
                '900'
            ],
            false
        );

        // MUST be called after other font properties, as it references
        // a CSSDefinition object
        $this->info['font'] = new HTMLPurifier_AttrDef_CSS_Font($config);

        // same here
        $this->info['border'] =
        $this->info['border-bottom'] =
        $this->info['border-top'] =
        $this->info['border-left'] =
        $this->info['border-right'] = new HTMLPurifier_AttrDef_CSS_Border($config);

        $this->info['border-collapse'] = new HTMLPurifier_AttrDef_Enum(
            ['collapse', 'separate']
        );

        $this->info['caption-side'] = new HTMLPurifier_AttrDef_Enum(
            ['top', 'bottom']
        );

        $this->info['table-layout'] = new HTMLPurifier_AttrDef_Enum(
            ['auto', 'fixed']
        );

        $this->info['vertical-align'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Enum(
                    [
                        'baseline',
                        'sub',
                        'super',
                        'top',
                        'text-top',
                        'middle',
                        'bottom',
                        'text-bottom'
                    ]
                ),
                new HTMLPurifier_AttrDef_CSS_Length(),
                new HTMLPurifier_AttrDef_CSS_Percentage()
            ]
        );

        $this->info['border-spacing'] = new HTMLPurifier_AttrDef_CSS_Multiple(new HTMLPurifier_AttrDef_CSS_Length(), 2);

        // These CSS properties don't work on many browsers, but we live
        // in THE FUTURE!
        $this->info['white-space'] = new HTMLPurifier_AttrDef_Enum(
            ['nowrap', 'normal', 'pre', 'pre-wrap', 'pre-line']
        );

        if ($config->get('CSS.Proprietary')) {
            $this->doSetupProprietary($config);
        }

        if ($config->get('CSS.AllowTricky')) {
            $this->doSetupTricky($config);
        }

        if ($config->get('CSS.Trusted')) {
            $this->doSetupTrusted($config);
        }

        $allow_important = $config->get('CSS.AllowImportant');
        // wrap all attr-defs with decorator that handles !important
        foreach ($this->info as $k => $v) {
            $this->info[$k] = new HTMLPurifier_AttrDef_CSS_ImportantDecorator($v, $allow_important);
        }

        $this->setupConfigStuff($config);
    }

    /**
     * @param HTMLPurifier_Config $config
     */
    protected function doSetupProprietary($config)
    {
        // Internet Explorer only scrollbar colors
        $this->info['scrollbar-arrow-color'] = new HTMLPurifier_AttrDef_CSS_Color();
        $this->info['scrollbar-base-color'] = new HTMLPurifier_AttrDef_CSS_Color();
        $this->info['scrollbar-darkshadow-color'] = new HTMLPurifier_AttrDef_CSS_Color();
        $this->info['scrollbar-face-color'] = new HTMLPurifier_AttrDef_CSS_Color();
        $this->info['scrollbar-highlight-color'] = new HTMLPurifier_AttrDef_CSS_Color();
        $this->info['scrollbar-shadow-color'] = new HTMLPurifier_AttrDef_CSS_Color();

        // vendor specific prefixes of opacity
        $this->info['-moz-opacity'] = new HTMLPurifier_AttrDef_CSS_AlphaValue();
        $this->info['-khtml-opacity'] = new HTMLPurifier_AttrDef_CSS_AlphaValue();

        // only opacity, for now
        $this->info['filter'] = new HTMLPurifier_AttrDef_CSS_Filter();

        // more CSS3
        $this->info['page-break-after'] =
        $this->info['page-break-before'] = new HTMLPurifier_AttrDef_Enum(
            [
                'auto',
                'always',
                'avoid',
                'left',
                'right'
            ]
        );
        $this->info['page-break-inside'] = new HTMLPurifier_AttrDef_Enum(['auto', 'avoid']);

        $border_radius = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_CSS_Percentage(true), // disallow negative
                new HTMLPurifier_AttrDef_CSS_Length('0') // disallow negative
            ]);

        $this->info['border-top-left-radius'] =
        $this->info['border-top-right-radius'] =
        $this->info['border-bottom-right-radius'] =
        $this->info['border-bottom-left-radius'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_radius, 2);
        // TODO: support SLASH syntax
        $this->info['border-radius'] = new HTMLPurifier_AttrDef_CSS_Multiple($border_radius, 4);

    }

    /**
     * @param HTMLPurifier_Config $config
     */
    protected function doSetupTricky($config)
    {
        $this->info['display'] = new HTMLPurifier_AttrDef_Enum(
            [
                'inline',
                'block',
                'list-item',
                'run-in',
                'compact',
                'marker',
                'table',
                'inline-block',
                'inline-table',
                'table-row-group',
                'table-header-group',
                'table-footer-group',
                'table-row',
                'table-column-group',
                'table-column',
                'table-cell',
                'table-caption',
                'none'
            ]
        );
        $this->info['visibility'] = new HTMLPurifier_AttrDef_Enum(
            ['visible', 'hidden', 'collapse']
        );
        $this->info['overflow'] = new HTMLPurifier_AttrDef_Enum(['visible', 'hidden', 'auto', 'scroll']);
        $this->info['opacity'] = new HTMLPurifier_AttrDef_CSS_AlphaValue();
    }

    /**
     * @param HTMLPurifier_Config $config
     */
    protected function doSetupTrusted($config)
    {
        $this->info['position'] = new HTMLPurifier_AttrDef_Enum(
            ['static', 'relative', 'absolute', 'fixed']
        );
        $this->info['top'] =
        $this->info['left'] =
        $this->info['right'] =
        $this->info['bottom'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_CSS_Length(),
                new HTMLPurifier_AttrDef_CSS_Percentage(),
                new HTMLPurifier_AttrDef_Enum(['auto']),
            ]
        );
        $this->info['z-index'] = new HTMLPurifier_AttrDef_CSS_Composite(
            [
                new HTMLPurifier_AttrDef_Integer(),
                new HTMLPurifier_AttrDef_Enum(['auto']),
            ]
        );
    }

    /**
     * Performs extra config-based processing. Based off of
     * HTMLPurifier_HTMLDefinition.
     * @param HTMLPurifier_Config $config
     * @todo Refactor duplicate elements into common class (probably using
     *       composition, not inheritance).
     */
    protected function setupConfigStuff($config)
    {
        // setup allowed elements
        $support = "(for information on implementing this, see the " .
            "support forums) ";
        $allowed_properties = $config->get('CSS.AllowedProperties');
        if ($allowed_properties !== null) {
            foreach ($this->info as $name => $d) {
                if (!isset($allowed_properties[$name])) {
                    unset($this->info[$name]);
                }
                unset($allowed_properties[$name]);
            }
            // emit errors
            foreach ($allowed_properties as $name => $d) {
                // :TODO: Is this htmlspecialchars() call really necessary?
                $name = htmlspecialchars($name);
                trigger_error("Style attribute '$name' is not supported $support", E_USER_WARNING);
            }
        }

        $forbidden_properties = $config->get('CSS.ForbiddenProperties');
        if ($forbidden_properties !== null) {
            foreach ($this->info as $name => $d) {
                if (isset($forbidden_properties[$name])) {
                    unset($this->info[$name]);
                }
            }
        }
    }
}

// vim: et sw=4 sts=4
About
top

About NFC Pay: Our Story and Mission

NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.

  • Simplifying Payments, One Tap at a Time.
  • Reinventing Your Wallet for Modern Convenience.
  • Smart Payments for a Effortless Lifestyle.
  • Experience the Ease of Tap and Pay.
  • Innovative Solutions for Your Daily Transactions.

Frequently Asked Questions About NFC Pay

Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.

faq-img

How do I register for NFC Pay?

Download the app and sign up using your email or phone number, then complete the verification process.

Is my payment information secure?

Yes, we use advanced encryption and security protocols to protect your payment details.

Can I add multiple cards to my NFC Pay wallet?

Absolutely, you can link multiple debit or credit cards to your wallet.

How do I transfer money to another user?

Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.

What should I do if I forget my PIN?

Use the “Forgot PIN” feature in the app to reset it following the provided instructions.

How can I activate my merchant account?

Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.

Can I track my payment status?

Yes, you can view and track your payment status in the account dashboard