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138 regels
4.1 KiB
PHP
138 regels
4.1 KiB
PHP
<?php
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/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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/**
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* A single variable-width line on a receipt, with different formatting options
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*/
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class ReceiptLine {
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const LINEFORMAT_PLAIN = 1;
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const LINEFORMAT_BOLD = 2;
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const LINEFORMAT_HR = 4;
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const LINEFORMAT_CENTER = 8;
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const LINEFORMAT_BLANK = 16;
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private $left = "";
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private $middle = "";
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private $right = "";
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private $format;
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function __construct($l = "", $m = "", $r = "", $f = ReceiptLine::LINEFORMAT_PLAIN) {
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$this->left = $l;
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$this->middle = $m;
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$this->right = $r;
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$this->format = $f;
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}
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function getLeft() {
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return $this->left;
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}
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function getMiddle() {
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return $this->middle;
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}
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function getRight() {
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return $this->right;
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}
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function hasFormat($format) {
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return ($this->format & $format);
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}
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function getHtml() {
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if ($this->hasFormat($this::LINEFORMAT_HR)) {
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return "<hr />";
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}
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if ($this->hasFormat($this::LINEFORMAT_BLANK)) {
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return "<br />";
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}
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$html = "";
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if (!empty($this->left) || $this->left === 0 || $this->left === "0") {
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$html .= '<span>' . htmlspecialchars($this->left) . ' </span>';
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}
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if (!empty($this->middle) || $this->middle === 0 || $this->middle === "0") {
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$html .= '<span>' . htmlspecialchars($this->middle) . ' </span>';
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}
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if (!empty($this->right) || $this->right === 0 || $this->right === "0") {
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$html .= '<span>' . htmlspecialchars($this->right) . '</span>';
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}
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$classes = ["flex"];
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if ($this->hasFormat($this::LINEFORMAT_BOLD)) {
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$classes[] = "bold";
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}
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if ($this->hasFormat($this::LINEFORMAT_CENTER)) {
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$classes[] = "centered";
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}
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$classstr = implode(" ", $classes);
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return "<div class=\"$classstr\">$html</div>";
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}
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function getPlainText($width) {
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if ($this->hasFormat($this::LINEFORMAT_HR)) {
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return str_repeat("-", $width);
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}
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if ($this->hasFormat($this::LINEFORMAT_BLANK)) {
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return str_repeat(" ", $width);
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}
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$left = $this->left;
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$middle = $this->middle;
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$right = $this->right;
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$leftln = strlen($left);
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$middleln = strlen($middle);
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$rightln = strlen($right);
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if ($middleln > 0) {
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$middleln++;
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$middle = " " . $middle;
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}
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if ($rightln > 0) {
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$rightln++;
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$right = " " . $right;
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}
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$strln = $leftln + $middleln + $rightln;
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if ($strln < $width) {
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if ($this->hasFormat($this::LINEFORMAT_CENTER)) {
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return str_pad($left . $middle . $right, $width, " ", STR_PAD_BOTH);
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} else {
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$middle = str_pad($middle, $width - $leftln - $rightln, " ", STR_PAD_BOTH);
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}
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} else if ($strln > $width) {
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$loseln = $strln - $width;
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$left = substr($this->left, 0, $leftln - $loseln);
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}
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return $left . $middle . $right;
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}
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function getArray($width = 64) {
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$data = [
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"left" => $this->left,
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"middle" => $this->middle,
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"right" => $this->right,
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"text" => $this->getPlainText($width),
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"format" => []
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];
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if ($this->hasFormat($this::LINEFORMAT_PLAIN)) {
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$data['format'][] = "plain";
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}
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if ($this->hasFormat($this::LINEFORMAT_BOLD)) {
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$data['format'][] = "bold";
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}
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if ($this->hasFormat($this::LINEFORMAT_HR)) {
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$data['format'][] = "hr";
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}
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if ($this->hasFormat($this::LINEFORMAT_CENTER)) {
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$data['format'][] = "center";
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}
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if ($this->hasFormat($this::LINEFORMAT_BLANK)) {
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$data['format'][] = "blank";
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}
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return $data;
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}
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}
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