Proven Expertise
Our team brings years of experience in the digital payments industry to provide reliable services.
<?php
/**
* Hoa
*
*
* @license
*
* New BSD License
*
* Copyright © 2007-2017, Hoa community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Hoa nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
namespace Psy\Readline\Hoa;
/**
* Class \Hoa\Console\Readline.
*
* Read, edit, bind… a line from the input.
*/
class Readline
{
/**
* State: continue to read.
*/
const STATE_CONTINUE = 1;
/**
* State: stop to read.
*/
const STATE_BREAK = 2;
/**
* State: no output the current buffer.
*/
const STATE_NO_ECHO = 4;
/**
* Current editing line.
*/
protected $_line = null;
/**
* Current editing line seek.
*/
protected $_lineCurrent = 0;
/**
* Current editing line length.
*/
protected $_lineLength = 0;
/**
* Current buffer (most of the time, a char).
*/
protected $_buffer = null;
/**
* Mapping.
*/
protected $_mapping = [];
/**
* History.
*/
protected $_history = [];
/**
* History current position.
*/
protected $_historyCurrent = 0;
/**
* History size.
*/
protected $_historySize = 0;
/**
* Prefix.
*/
protected $_prefix = null;
/**
* Autocompleter.
*/
protected $_autocompleter = null;
/**
* Initialize the readline editor.
*/
public function __construct()
{
if (\defined('PHP_WINDOWS_VERSION_PLATFORM')) {
return;
}
$this->_mapping["\033[A"] = [$this, '_bindArrowUp'];
$this->_mapping["\033[B"] = [$this, '_bindArrowDown'];
$this->_mapping["\033[C"] = [$this, '_bindArrowRight'];
$this->_mapping["\033[D"] = [$this, '_bindArrowLeft'];
$this->_mapping["\001"] = [$this, '_bindControlA'];
$this->_mapping["\002"] = [$this, '_bindControlB'];
$this->_mapping["\005"] = [$this, '_bindControlE'];
$this->_mapping["\006"] = [$this, '_bindControlF'];
$this->_mapping["\010"] =
$this->_mapping["\177"] = [$this, '_bindBackspace'];
$this->_mapping["\027"] = [$this, '_bindControlW'];
$this->_mapping["\n"] = [$this, '_bindNewline'];
$this->_mapping["\t"] = [$this, '_bindTab'];
return;
}
/**
* Read a line from the input.
*/
public function readLine(?string $prefix = null)
{
$input = Console::getInput();
if (true === $input->eof()) {
return false;
}
$direct = Console::isDirect($input->getStream()->getStream());
$output = Console::getOutput();
if (false === $direct || \defined('PHP_WINDOWS_VERSION_PLATFORM')) {
$out = $input->readLine();
if (false === $out) {
return false;
}
$out = \substr($out, 0, -1);
if (true === $direct) {
$output->writeAll($prefix);
} else {
$output->writeAll($prefix.$out."\n");
}
return $out;
}
$this->resetLine();
$this->setPrefix($prefix);
$read = [$input->getStream()->getStream()];
$write = $except = [];
$output->writeAll($prefix);
while (true) {
@\stream_select($read, $write, $except, 30, 0);
if (empty($read)) {
$read = [$input->getStream()->getStream()];
continue;
}
$char = $this->_read();
$this->_buffer = $char;
$return = $this->_readLine($char);
if (0 === ($return & self::STATE_NO_ECHO)) {
$output->writeAll($this->_buffer);
}
if (0 !== ($return & self::STATE_BREAK)) {
break;
}
}
return $this->getLine();
}
/**
* Readline core.
*/
public function _readLine(string $char)
{
if (isset($this->_mapping[$char]) &&
\is_callable($this->_mapping[$char])) {
$mapping = $this->_mapping[$char];
return $mapping($this);
}
if (isset($this->_mapping[$char])) {
$this->_buffer = $this->_mapping[$char];
} elseif (false === Ustring::isCharPrintable($char)) {
ConsoleCursor::bip();
return static::STATE_CONTINUE | static::STATE_NO_ECHO;
}
if ($this->getLineLength() === $this->getLineCurrent()) {
$this->appendLine($this->_buffer);
return static::STATE_CONTINUE;
}
$this->insertLine($this->_buffer);
$tail = \mb_substr(
$this->getLine(),
$this->getLineCurrent() - 1
);
$this->_buffer = "\033[K".$tail.\str_repeat(
"\033[D",
\mb_strlen($tail) - 1
);
return static::STATE_CONTINUE;
}
/**
* Add mappings.
*/
public function addMappings(array $mappings)
{
foreach ($mappings as $key => $mapping) {
$this->addMapping($key, $mapping);
}
}
/**
* Add a mapping.
* Supported key:
* • \e[… for \033[…;
* • \C-… for Ctrl-…;
* • abc for a simple mapping.
* A mapping is a callable that has only one parameter of type
* Hoa\Console\Readline and that returns a self::STATE_* constant.
*/
public function addMapping(string $key, $mapping)
{
if ('\e[' === \substr($key, 0, 3)) {
$this->_mapping["\033[".\substr($key, 3)] = $mapping;
} elseif ('\C-' === \substr($key, 0, 3)) {
$_key = \ord(\strtolower(\substr($key, 3))) - 96;
$this->_mapping[\chr($_key)] = $mapping;
} else {
$this->_mapping[$key] = $mapping;
}
}
/**
* Add an entry in the history.
*/
public function addHistory(?string $line = null)
{
if (empty($line)) {
return;
}
$this->_history[] = $line;
$this->_historyCurrent = $this->_historySize++;
}
/**
* Clear history.
*/
public function clearHistory()
{
unset($this->_history);
$this->_history = [];
$this->_historyCurrent = 0;
$this->_historySize = 1;
}
/**
* Get an entry in the history.
*/
public function getHistory(?int $i = null)
{
if (null === $i) {
$i = $this->_historyCurrent;
}
if (!isset($this->_history[$i])) {
return null;
}
return $this->_history[$i];
}
/**
* Go backward in the history.
*/
public function previousHistory()
{
if (0 >= $this->_historyCurrent) {
return $this->getHistory(0);
}
return $this->getHistory($this->_historyCurrent--);
}
/**
* Go forward in the history.
*/
public function nextHistory()
{
if ($this->_historyCurrent + 1 >= $this->_historySize) {
return $this->getLine();
}
return $this->getHistory(++$this->_historyCurrent);
}
/**
* Get current line.
*/
public function getLine()
{
return $this->_line;
}
/**
* Append to current line.
*/
public function appendLine(string $append)
{
$this->_line .= $append;
$this->_lineLength = \mb_strlen($this->_line);
$this->_lineCurrent = $this->_lineLength;
}
/**
* Insert into current line at the current seek.
*/
public function insertLine(string $insert)
{
if ($this->_lineLength === $this->_lineCurrent) {
return $this->appendLine($insert);
}
$this->_line = \mb_substr($this->_line, 0, $this->_lineCurrent).
$insert.
\mb_substr($this->_line, $this->_lineCurrent);
$this->_lineLength = \mb_strlen($this->_line);
$this->_lineCurrent += \mb_strlen($insert);
return;
}
/**
* Reset current line.
*/
protected function resetLine()
{
$this->_line = null;
$this->_lineCurrent = 0;
$this->_lineLength = 0;
}
/**
* Get current line seek.
*/
public function getLineCurrent(): int
{
return $this->_lineCurrent;
}
/**
* Get current line length.
*
* @return int
*/
public function getLineLength(): int
{
return $this->_lineLength;
}
/**
* Set prefix.
*/
public function setPrefix(string $prefix)
{
$this->_prefix = $prefix;
}
/**
* Get prefix.
*/
public function getPrefix()
{
return $this->_prefix;
}
/**
* Get buffer. Not for user.
*/
public function getBuffer()
{
return $this->_buffer;
}
/**
* Set an autocompleter.
*/
public function setAutocompleter(Autocompleter $autocompleter)
{
$old = $this->_autocompleter;
$this->_autocompleter = $autocompleter;
return $old;
}
/**
* Get the autocompleter.
*
* @return ?Autocompleter
*/
public function getAutocompleter()
{
return $this->_autocompleter;
}
/**
* Read on input. Not for user.
*/
public function _read(int $length = 512): string
{
return Console::getInput()->read($length);
}
/**
* Set current line. Not for user.
*/
public function setLine(string $line)
{
$this->_line = $line;
$this->_lineLength = \mb_strlen($this->_line ?: '');
$this->_lineCurrent = $this->_lineLength;
}
/**
* Set current line seek. Not for user.
*/
public function setLineCurrent(int $current)
{
$this->_lineCurrent = $current;
}
/**
* Set line length. Not for user.
*/
public function setLineLength(int $length)
{
$this->_lineLength = $length;
}
/**
* Set buffer. Not for user.
*/
public function setBuffer(string $buffer)
{
$this->_buffer = $buffer;
}
/**
* Up arrow binding.
* Go backward in the history.
*/
public function _bindArrowUp(self $self): int
{
if (0 === (static::STATE_CONTINUE & static::STATE_NO_ECHO)) {
ConsoleCursor::clear('↔');
Console::getOutput()->writeAll($self->getPrefix());
}
$buffer = $self->previousHistory() ?? '';
$self->setBuffer($buffer);
$self->setLine($buffer);
return static::STATE_CONTINUE;
}
/**
* Down arrow binding.
* Go forward in the history.
*/
public function _bindArrowDown(self $self): int
{
if (0 === (static::STATE_CONTINUE & static::STATE_NO_ECHO)) {
ConsoleCursor::clear('↔');
Console::getOutput()->writeAll($self->getPrefix());
}
$self->setBuffer($buffer = $self->nextHistory());
$self->setLine($buffer);
return static::STATE_CONTINUE;
}
/**
* Right arrow binding.
* Move cursor to the right.
*/
public function _bindArrowRight(self $self): int
{
if ($self->getLineLength() > $self->getLineCurrent()) {
if (0 === (static::STATE_CONTINUE & static::STATE_NO_ECHO)) {
ConsoleCursor::move('→');
}
$self->setLineCurrent($self->getLineCurrent() + 1);
}
$self->setBuffer('');
return static::STATE_CONTINUE;
}
/**
* Left arrow binding.
* Move cursor to the left.
*/
public function _bindArrowLeft(self $self): int
{
if (0 < $self->getLineCurrent()) {
if (0 === (static::STATE_CONTINUE & static::STATE_NO_ECHO)) {
ConsoleCursor::move('←');
}
$self->setLineCurrent($self->getLineCurrent() - 1);
}
$self->setBuffer('');
return static::STATE_CONTINUE;
}
/**
* Backspace and Control-H binding.
* Delete the first character at the right of the cursor.
*/
public function _bindBackspace(self $self): int
{
$buffer = '';
if (0 < $self->getLineCurrent()) {
if (0 === (static::STATE_CONTINUE & static::STATE_NO_ECHO)) {
ConsoleCursor::move('←');
ConsoleCursor::clear('→');
}
if ($self->getLineLength() === $current = $self->getLineCurrent()) {
$self->setLine(\mb_substr($self->getLine(), 0, -1));
} else {
$line = $self->getLine();
$current = $self->getLineCurrent();
$tail = \mb_substr($line, $current);
$buffer = $tail.\str_repeat("\033[D", \mb_strlen($tail));
$self->setLine(\mb_substr($line, 0, $current - 1).$tail);
$self->setLineCurrent($current - 1);
}
}
$self->setBuffer($buffer);
return static::STATE_CONTINUE;
}
/**
* Control-A binding.
* Move cursor to beginning of line.
*/
public function _bindControlA(self $self): int
{
for ($i = $self->getLineCurrent() - 1; 0 <= $i; --$i) {
$self->_bindArrowLeft($self);
}
return static::STATE_CONTINUE;
}
/**
* Control-B binding.
* Move cursor backward one word.
*/
public function _bindControlB(self $self): int
{
$current = $self->getLineCurrent();
if (0 === $current) {
return static::STATE_CONTINUE;
}
$words = \preg_split(
'#\b#u',
$self->getLine(),
-1,
\PREG_SPLIT_OFFSET_CAPTURE | \PREG_SPLIT_NO_EMPTY
);
for (
$i = 0, $max = \count($words) - 1;
$i < $max && $words[$i + 1][1] < $current;
++$i
) {
}
for ($j = $words[$i][1] + 1; $current >= $j; ++$j) {
$self->_bindArrowLeft($self);
}
return static::STATE_CONTINUE;
}
/**
* Control-E binding.
* Move cursor to end of line.
*/
public function _bindControlE(self $self): int
{
for (
$i = $self->getLineCurrent(), $max = $self->getLineLength();
$i < $max;
++$i
) {
$self->_bindArrowRight($self);
}
return static::STATE_CONTINUE;
}
/**
* Control-F binding.
* Move cursor forward one word.
*/
public function _bindControlF(self $self): int
{
$current = $self->getLineCurrent();
if ($self->getLineLength() === $current) {
return static::STATE_CONTINUE;
}
$words = \preg_split(
'#\b#u',
$self->getLine(),
-1,
\PREG_SPLIT_OFFSET_CAPTURE | \PREG_SPLIT_NO_EMPTY
);
for (
$i = 0, $max = \count($words) - 1;
$i < $max && $words[$i][1] < $current;
++$i
) {
}
if (!isset($words[$i + 1])) {
$words[$i + 1] = [1 => $self->getLineLength()];
}
for ($j = $words[$i + 1][1]; $j > $current; --$j) {
$self->_bindArrowRight($self);
}
return static::STATE_CONTINUE;
}
/**
* Control-W binding.
* Delete first backward word.
*/
public function _bindControlW(self $self): int
{
$current = $self->getLineCurrent();
if (0 === $current) {
return static::STATE_CONTINUE;
}
$words = \preg_split(
'#\b#u',
$self->getLine(),
-1,
\PREG_SPLIT_OFFSET_CAPTURE | \PREG_SPLIT_NO_EMPTY
);
for (
$i = 0, $max = \count($words) - 1;
$i < $max && $words[$i + 1][1] < $current;
++$i
) {
}
for ($j = $words[$i][1] + 1; $current >= $j; ++$j) {
$self->_bindBackspace($self);
}
return static::STATE_CONTINUE;
}
/**
* Newline binding.
*/
public function _bindNewline(self $self): int
{
$self->addHistory($self->getLine());
return static::STATE_BREAK;
}
/**
* Tab binding.
*/
public function _bindTab(self $self): int
{
$output = Console::getOutput();
$autocompleter = $self->getAutocompleter();
$state = static::STATE_CONTINUE | static::STATE_NO_ECHO;
if (null === $autocompleter) {
return $state;
}
$current = $self->getLineCurrent();
$line = $self->getLine();
if (0 === $current) {
return $state;
}
$matches = \preg_match_all(
'#'.$autocompleter->getWordDefinition().'$#u',
\mb_substr($line, 0, $current),
$words
);
if (0 === $matches) {
return $state;
}
$word = $words[0][0];
if ('' === \trim($word)) {
return $state;
}
$solution = $autocompleter->complete($word);
$length = \mb_strlen($word);
if (null === $solution) {
return $state;
}
if (\is_array($solution)) {
$_solution = $solution;
$count = \count($_solution) - 1;
$cWidth = 0;
$window = ConsoleWindow::getSize();
$wWidth = $window['x'];
$cursor = ConsoleCursor::getPosition();
\array_walk($_solution, function (&$value) use (&$cWidth) {
$handle = \mb_strlen($value);
if ($handle > $cWidth) {
$cWidth = $handle;
}
return;
});
\array_walk($_solution, function (&$value) use (&$cWidth) {
$handle = \mb_strlen($value);
if ($handle >= $cWidth) {
return;
}
$value .= \str_repeat(' ', $cWidth - $handle);
return;
});
$mColumns = (int) \floor($wWidth / ($cWidth + 2));
$mLines = (int) \ceil(($count + 1) / $mColumns);
--$mColumns;
$i = 0;
if (0 > $window['y'] - $cursor['y'] - $mLines) {
ConsoleWindow::scroll('↑', $mLines);
ConsoleCursor::move('↑', $mLines);
}
ConsoleCursor::save();
ConsoleCursor::hide();
ConsoleCursor::move('↓ LEFT');
ConsoleCursor::clear('↓');
foreach ($_solution as $j => $s) {
$output->writeAll("\033[0m".$s."\033[0m");
if ($i++ < $mColumns) {
$output->writeAll(' ');
} else {
$i = 0;
if (isset($_solution[$j + 1])) {
$output->writeAll("\n");
}
}
}
ConsoleCursor::restore();
ConsoleCursor::show();
++$mColumns;
$input = Console::getInput();
$read = [$input->getStream()->getStream()];
$write = $except = [];
$mColumn = -1;
$mLine = -1;
$coord = -1;
$unselect = function () use (
&$mColumn,
&$mLine,
&$coord,
&$_solution,
&$cWidth,
$output
) {
ConsoleCursor::save();
ConsoleCursor::hide();
ConsoleCursor::move('↓ LEFT');
ConsoleCursor::move('→', $mColumn * ($cWidth + 2));
ConsoleCursor::move('↓', $mLine);
$output->writeAll("\033[0m".$_solution[$coord]."\033[0m");
ConsoleCursor::restore();
ConsoleCursor::show();
return;
};
$select = function () use (
&$mColumn,
&$mLine,
&$coord,
&$_solution,
&$cWidth,
$output
) {
ConsoleCursor::save();
ConsoleCursor::hide();
ConsoleCursor::move('↓ LEFT');
ConsoleCursor::move('→', $mColumn * ($cWidth + 2));
ConsoleCursor::move('↓', $mLine);
$output->writeAll("\033[7m".$_solution[$coord]."\033[0m");
ConsoleCursor::restore();
ConsoleCursor::show();
return;
};
$init = function () use (
&$mColumn,
&$mLine,
&$coord,
&$select
) {
$mColumn = 0;
$mLine = 0;
$coord = 0;
$select();
return;
};
while (true) {
@\stream_select($read, $write, $except, 30, 0);
if (empty($read)) {
$read = [$input->getStream()->getStream()];
continue;
}
switch ($char = $self->_read()) {
case "\033[A":
if (-1 === $mColumn && -1 === $mLine) {
$init();
break;
}
$unselect();
$coord = \max(0, $coord - $mColumns);
$mLine = (int) \floor($coord / $mColumns);
$mColumn = $coord % $mColumns;
$select();
break;
case "\033[B":
if (-1 === $mColumn && -1 === $mLine) {
$init();
break;
}
$unselect();
$coord = \min($count, $coord + $mColumns);
$mLine = (int) \floor($coord / $mColumns);
$mColumn = $coord % $mColumns;
$select();
break;
case "\t":
case "\033[C":
if (-1 === $mColumn && -1 === $mLine) {
$init();
break;
}
$unselect();
$coord = \min($count, $coord + 1);
$mLine = (int) \floor($coord / $mColumns);
$mColumn = $coord % $mColumns;
$select();
break;
case "\033[D":
if (-1 === $mColumn && -1 === $mLine) {
$init();
break;
}
$unselect();
$coord = \max(0, $coord - 1);
$mLine = (int) \floor($coord / $mColumns);
$mColumn = $coord % $mColumns;
$select();
break;
case "\n":
if (-1 !== $mColumn && -1 !== $mLine) {
$tail = \mb_substr($line, $current);
$current -= $length;
$self->setLine(
\mb_substr($line, 0, $current).
$solution[$coord].
$tail
);
$self->setLineCurrent(
$current + \mb_strlen($solution[$coord])
);
ConsoleCursor::move('←', $length);
$output->writeAll($solution[$coord]);
ConsoleCursor::clear('→');
$output->writeAll($tail);
ConsoleCursor::move('←', \mb_strlen($tail));
}
// no break
default:
$mColumn = -1;
$mLine = -1;
$coord = -1;
ConsoleCursor::save();
ConsoleCursor::move('↓ LEFT');
ConsoleCursor::clear('↓');
ConsoleCursor::restore();
if ("\033" !== $char && "\n" !== $char) {
$self->setBuffer($char);
return $self->_readLine($char);
}
break 2;
}
}
return $state;
}
$tail = \mb_substr($line, $current);
$current -= $length;
$self->setLine(
\mb_substr($line, 0, $current).
$solution.
$tail
);
$self->setLineCurrent(
$current + \mb_strlen($solution)
);
ConsoleCursor::move('←', $length);
$output->writeAll($solution);
ConsoleCursor::clear('→');
$output->writeAll($tail);
ConsoleCursor::move('←', \mb_strlen($tail));
return $state;
}
}
/*
* Advanced interaction.
*/
Console::advancedInteraction();
How it Works
Getting started with NFC Pay is simple and quick. Register your account, add your cards, and you're ready to make payments in no time. Whether you're paying at a store, sending money to a friend, or managing your merchant transactions, NFC Pay makes it easy and secure.
Download the NFC Pay app and sign up with your email or phone number. Complete the registration process by verifying your identity, and set up your secure PIN to protect your account.
Link your debit or credit cards to your NFC Pay wallet. Simply scan your card or enter the details manually, and you’re set to load funds, shop, and pay with ease.
To pay, simply tap your phone or scan the QR code at checkout. You can also transfer money to other users with a few taps. Enjoy fast, contactless payments with top-notch security.
Security System
NFC Pay prioritizes your security with advanced features that safeguard every transaction. From SMS or email verification to end-to-end encryption, we've implemented robust measures to ensure your data is always protected. Our security systems are designed to prevent unauthorized access and provide you with a safe and reliable payment experience.
Receive instant alerts for every transaction to keep track of your account activities.
Verify your identity through our Know Your Customer process to prevent fraud and enhance security.
Dramatically supply transparent backward deliverables before caward comp internal or "organic" sources.
All your data and transactions are encrypted, ensuring that your sensitive information remains private.
Monitor unusual activity patterns to detect and prevent suspicious behavior in real-time.
Why Choice Us
With NFC Pay, you get a trusted platform backed by proven expertise and a commitment to quality. We put our customers first, offering innovative solutions tailored to your needs, ensuring every transaction is secure, swift, and seamless.
Our team brings years of experience in the digital payments industry to provide reliable services.
We prioritize excellence, ensuring that every aspect of our platform meets the highest standards.
Your needs drive our solutions, and we are dedicated to delivering a superior user experience.
We continuously evolve, integrating the latest technologies to enhance your payment experience.
Testimonial Section
Hear from our users who trust NFC Pay for their everyday transactions. Our commitment to security, ease of use, and exceptional service shines through in their experiences. See why our clients choose NFC Pay for their payment needs and how it has transformed the way they manage their finances.
App Section
Unlock the full potential of NFC Pay by downloading our app, designed to bring secure, swift, and smart transactions to your fingertips. Whether you're paying at a store, transferring money to friends, or managing your business payments, the NFC Pay app makes it effortless. Available on both iOS and Android, it's your all-in-one solution for convenient and reliable digital payments. Download now and experience the future of payments!