nxxy335
94ac381579
- 移除登录失败限流；fix-config.php 修正 e2e 串味的 127.0.0.1 连接 - 白名单驱动缺/待考名单（DataService + SurveyKingClient::getWhitelist，复用已取 survey） - 打印成绩明细增强（范围/合格列默认关/去页脚）；看板全屏占满；表格 vertical-align:middle；隐藏登陆账号；导入默认追加 - 主题变量收口（:root 新增 brand/primary-2/ok-2 等，替换硬编码渐变）；删死规则 - 表头/数据列对齐修复（index 未匹配表、dashboard 成员榜、draw 结果/历史/排除表）；看板占位卡片配色一致 - 修复滚动闪烁：row-drop-in 动画经 _dropAnim 门控，仅强制重绘时播放 - 测试：新增 test-whitelist.js；run-all.sh 全绿 132
414 lines
18 KiB
PHP
414 lines
18 KiB
PHP
<?php
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/**
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* NY 问卷考试系统数据平台 - 零依赖 XLSX 生成
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*
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* 仅用 PHP 内置函数生成最小可用的 .xlsx 文件：
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* - 有 zip 扩展时走 ZipArchive；无 zip 扩展时回退到"手写 ZIP(stored)"实现，保证任何环境都能导出
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* - 单元格统一按「共享字符串 + 文本格式(numFmtId=49)」写入，学号/账号等长数字不会被转成科学计数法
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* - 第一行固定为表头（加粗 + 居中）
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*/
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declare(strict_types=1);
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final class XlsxWriter
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{
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/** @var array<string,int> 共享字符串 => 索引 */
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private array $strIndex = [];
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/** @var array<int,string> 索引 => 共享字符串 */
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private array $strings = [];
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/** @var array<int,int> 索引 => 出现次数（sst 的 count 用，区别于 uniqueCount） */
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private array $strCount = [];
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/** @var array<int,array{name:string,rows:array,widths:array}> 工作表（按输出顺序） */
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private array $sheets = [];
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// 样式索引（见 stylesXml）
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private const S_DEFAULT = 0; // 常规
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private const S_HEADER = 1; // 表头：加粗 + 居中
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private const S_TEXT = 2; // 文本格式（numFmtId=49）
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/**
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* 生成单表 xlsx 二进制内容（兼容旧调用）
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*
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* @param array $rows 二维表，第一行视为表头；每个元素会被强制转成字符串
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* @param array $opts ['widths' => [列宽,...], 'title' => 工作表名]
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* @return string xlsx 文件二进制
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*/
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public static function render(array $rows, array $opts = []): string
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{
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return self::renderMulti([[
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'name' => (string)($opts['title'] ?? 'Sheet1'),
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'rows' => $rows,
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'widths' => array_values((array)($opts['widths'] ?? [])),
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]]);
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}
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/**
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* 生成多工作表 xlsx
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*
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* 说明：所有单元格都写成「共享字符串 + 文本格式(numFmtId=49)」，
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* 因此既不会出现长学号被转成科学计数法，也不会把以 = + - @ 开头的内容
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* 当成公式执行（天然规避 CSV 公式注入问题）。
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*
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* @param array $sheets 每个元素：['name'=>工作表名, 'rows'=>二维表, 'widths'=>[列宽...]]
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* @return string xlsx 文件二进制
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*/
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public static function renderMulti(array $sheets): string
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{
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$w = new self();
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foreach ($sheets as $sh) {
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if (!is_array($sh)) {
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continue;
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}
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$rows = array_values((array)($sh['rows'] ?? []));
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if ($rows === []) {
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continue; // 空表不输出，避免 Excel 提示修复
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}
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$w->sheets[] = [
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'name' => self::safeSheetName((string)($sh['name'] ?? ''), count($w->sheets) + 1, $w->sheets),
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'rows' => $rows,
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'widths' => array_values((array)($sh['widths'] ?? [])),
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];
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}
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if ($w->sheets === []) {
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// 保底：至少输出一张空表
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$w->sheets[] = ['name' => 'Sheet1', 'rows' => [['']], 'widths' => []];
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}
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return $w->build();
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}
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/* ---------------- 内部：构建 ---------------- */
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private function build(): string
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{
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$files = [
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'[Content_Types].xml' => '', // 占位，下面按表数量生成
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];
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$sheetXmls = [];
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$names = [];
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foreach ($this->sheets as $i => $sh) {
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$n = $i + 1;
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$maxCol = 1;
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foreach ($sh['rows'] as $r) {
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$maxCol = max($maxCol, count((array)$r));
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}
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$maxRow = max(1, count($sh['rows']));
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// 登记共享字符串并生成单元格索引
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$cells = [];
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foreach (array_values($sh['rows']) as $ri => $row) {
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$r = (int)$ri + 1;
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foreach (array_values((array)$row) as $ci => $val) {
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$c = (int)$ci + 1;
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$cells[$r][$c] = $this->intern((string)($val ?? ''));
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}
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}
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$sheetXmls['xl/worksheets/sheet' . $n . '.xml'] = $this->sheetXml($cells, $maxRow, $maxCol, $sh['widths']);
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$names[] = $sh['name'];
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}
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$count = count($this->sheets);
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$files = [
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'[Content_Types].xml' => $this->contentTypesXml($count),
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'_rels/.rels' => $this->rootRelsXml(),
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'docProps/app.xml' => $this->appXml(),
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'docProps/core.xml' => $this->coreXml($names[0] ?? 'Sheet1'),
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'xl/workbook.xml' => $this->workbookXml($names),
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'xl/_rels/workbook.xml.rels' => $this->workbookRelsXml($count),
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'xl/styles.xml' => $this->stylesXml(),
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'xl/sharedStrings.xml' => $this->sharedStringsXml(),
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] + $sheetXmls;
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return $this->zip($files);
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}
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/**
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* 工作表名安全化：Excel 限制 31 字符、禁止 []:*?/\、不可重复、不可为空
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*/
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private static function safeSheetName(string $name, int $seq, array $existing): string
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{
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$bad = ['\\', '/', '?', '*', '[', ']', ':'];
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$n = trim(str_replace($bad, '_', $name));
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if ($n === '') {
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$n = 'Sheet' . $seq;
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}
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if (function_exists('mb_substr')) {
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$n = mb_substr($n, 0, 31, 'UTF-8');
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} else {
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$n = substr($n, 0, 31);
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}
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// 去重
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$base = $n;
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$i = 2;
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$taken = [];
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foreach ($existing as $e) {
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$taken[strtolower($e['name'])] = true;
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}
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while (isset($taken[strtolower($n)])) {
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$suffix = '(' . $i . ')';
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$n = (function_exists('mb_substr') ? mb_substr($base, 0, 31 - strlen($suffix), 'UTF-8') : substr($base, 0, 31 - strlen($suffix))) . $suffix;
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$i++;
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}
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return $n;
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}
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private function intern(string $s): int
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{
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if (!array_key_exists($s, $this->strIndex)) {
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$i = count($this->strings);
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$this->strIndex[$s] = $i;
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$this->strings[$i] = $s;
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$this->strCount[$i] = 0;
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}
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$i = $this->strIndex[$s];
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$this->strCount[$i] = ($this->strCount[$i] ?? 0) + 1;
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return $i;
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}
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private function sheetXml(array $cells, int $maxRow, int $maxCol, array $widths = []): string
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{
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$dim = 'A1:' . self::colName($maxCol) . $maxRow;
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$cols = '';
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for ($c = 1; $c <= $maxCol; $c++) {
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$w = $widths[$c - 1] ?? 16;
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$cols .= '<col min="' . $c . '" max="' . $c . '" width="' . $w . '" customWidth="1"/>';
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}
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$data = '';
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for ($r = 1; $r <= $maxRow; $r++) {
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$line = '';
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$has = false;
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for ($c = 1; $c <= $maxCol; $c++) {
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if (!isset($cells[$r][$c])) {
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continue;
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}
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$has = true;
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$s = $r === 1 ? self::S_HEADER : self::S_TEXT;
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$line .= '<c r="' . self::colName($c) . $r . '" s="' . $s . '" t="s"><v>' .
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$cells[$r][$c] . '</v></c>';
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}
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if (!$has) {
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continue;
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}
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$data .= '<row r="' . $r . '" spans="1:' . $maxCol . '">' . $line . '</row>';
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}
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<worksheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main">' .
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'<dimension ref="' . $dim . '"/>' .
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'<sheetViews><sheetView workbookViewId="0"/></sheetViews>' .
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'<sheetFormatPr defaultRowHeight="13.5"/>' .
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($cols !== '' ? '<cols>' . $cols . '</cols>' : '') .
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'<sheetData>' . $data . '</sheetData>' .
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'</worksheet>';
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}
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private function contentTypesXml(int $sheetCount): string
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{
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$overrides = '';
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for ($i = 1; $i <= max(1, $sheetCount); $i++) {
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$overrides .= '<Override PartName="/xl/worksheets/sheet' . $i . '.xml" ' .
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'ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml"/>';
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}
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">' .
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'<Default Extension="rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>' .
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'<Default Extension="xml" ContentType="application/xml"/>' .
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'<Override PartName="/xl/workbook.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml"/>' .
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$overrides .
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'<Override PartName="/xl/styles.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml"/>' .
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'<Override PartName="/xl/sharedStrings.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml"/>' .
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'<Override PartName="/docProps/core.xml" ContentType="application/vnd.openxmlformats-package.core-properties+xml"/>' .
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'<Override PartName="/docProps/app.xml" ContentType="application/vnd.openxmlformats-officedocument.extended-properties+xml"/>' .
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'</Types>';
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}
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private function rootRelsXml(): string
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{
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">' .
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'<Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument" Target="xl/workbook.xml"/>' .
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'<Relationship Id="rId2" Type="http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties" Target="docProps/core.xml"/>' .
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'<Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties" Target="docProps/app.xml"/>' .
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'</Relationships>';
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}
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/** @param array<int,string> $names 工作表名（已安全化） */
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private function workbookXml(array $names): string
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{
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$sheets = '';
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foreach (array_values($names) as $i => $nm) {
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$n = (int)$i + 1;
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$sheets .= '<sheet name="' . self::xml((string)$nm) . '" sheetId="' . $n . '" r:id="rId' . $n . '"/>';
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}
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<workbook xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" ' .
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'xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">' .
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'<sheets>' . $sheets . '</sheets>' .
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'</workbook>';
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}
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private function workbookRelsXml(int $sheetCount): string
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{
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$rels = '';
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for ($i = 1; $i <= max(1, $sheetCount); $i++) {
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$rels .= '<Relationship Id="rId' . $i . '" ' .
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'Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet" ' .
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'Target="worksheets/sheet' . $i . '.xml"/>';
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}
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$stylesId = max(1, $sheetCount) + 1;
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$sstId = max(1, $sheetCount) + 2;
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">' .
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$rels .
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'<Relationship Id="rId' . $stylesId . '" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles" Target="styles.xml"/>' .
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'<Relationship Id="rId' . $sstId . '" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings" Target="sharedStrings.xml"/>' .
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'</Relationships>';
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}
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private function stylesXml(): string
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{
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<styleSheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main">' .
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// numFmts: 49 = @（文本）
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'<numFmts count="1"><numFmt numFmtId="49" formatCode="@"/></numFmts>' .
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'<fonts count="2">' .
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'<font><sz val="11"/><color theme="1"/><name val="宋体"/><charset val="134"/></font>' .
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'<font><b/><sz val="11"/><color theme="1"/><name val="宋体"/><charset val="134"/></font>' .
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'</fonts>' .
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'<fills count="2"><fill><patternFill patternType="none"/></fill>' .
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'<fill><patternFill patternType="gray125"/></fill></fills>' .
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'<borders count="1"><border><left/><right/><top/><bottom/><diagonal/></border></borders>' .
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'<cellStyleXfs count="1"><xf numFmtId="0" fontId="0" fillId="0" borderId="0"/></cellStyleXfs>' .
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'<cellXfs count="3">' .
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'<xf numFmtId="0" fontId="0" fillId="0" borderId="0" xfId="0"/>' . // 0 常规
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'<xf numFmtId="0" fontId="1" fillId="0" borderId="0" xfId="0" applyFont="1"><alignment horizontal="center" vertical="center"/></xf>' . // 1 表头
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'<xf numFmtId="49" fontId="0" fillId="0" borderId="0" xfId="0" applyNumberFormat="1"><alignment vertical="center"/></xf>' . // 2 文本
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'</cellXfs>' .
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'<cellStyles count="1"><cellStyle name="常规" xfId="0" builtinId="0"/></cellStyles>' .
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'</styleSheet>';
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}
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private function sharedStringsXml(): string
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{
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$unique = count($this->strings);
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$total = array_sum($this->strCount);
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$body = '';
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foreach ($this->strings as $s) {
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$body .= '<si><t xml:space="preserve">' . self::xml((string)$s) . '</t></si>';
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}
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<sst xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" count="' . $total .
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'" uniqueCount="' . $unique . '">' . $body . '</sst>';
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}
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private function coreXml(string $title): string
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{
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<cp:coreProperties xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties" ' .
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'xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" ' .
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'xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">' .
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'<dc:title>' . self::xml($title) . '</dc:title>' .
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'<dc:creator>NY问卷考试系统数据平台</dc:creator>' .
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'<cp:lastModifiedBy>NY问卷考试系统数据平台</cp:lastModifiedBy>' .
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'<dcterms:created xsi:type="dcterms:W3CDTF">' . gmdate('Y-m-d\TH:i:s\Z') . '</dcterms:created>' .
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'<dcterms:modified xsi:type="dcterms:W3CDTF">' . gmdate('Y-m-d\TH:i:s\Z') . '</dcterms:modified>' .
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'</cp:coreProperties>';
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}
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private function appXml(): string
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{
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return '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>' . "\n" .
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'<Properties xmlns="http://schemas.openxmlformats.org/officeDocument/2006/extended-properties" ' .
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'xmlns:vt="http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes">' .
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'<Application>NY Exam Platform</Application></Properties>';
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}
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/* ---------------- 内部：打包 ---------------- */
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/** @param array<string,string> $files 相对路径 => 内容 */
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private function zip(array $files): string
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{
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if (class_exists('ZipArchive')) {
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$tmp = tempnam(sys_get_temp_dir(), 'nyx');
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if ($tmp !== false) {
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$zip = new ZipArchive();
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if ($zip->open($tmp, ZipArchive::OVERWRITE) === true) {
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foreach ($files as $name => $content) {
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$zip->addFromString($name, $content);
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}
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$zip->close();
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$bin = (string)@file_get_contents($tmp);
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@unlink($tmp);
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if ($bin !== '') {
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return $bin;
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}
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}
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@unlink($tmp);
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}
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}
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return self::packManual($files);
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}
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/**
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* 无 zip 扩展时的手写打包（stored，不压缩）
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* 单独公开，便于在没有 ZipArchive 的环境下自检
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*
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* @param array<string,string> $files 相对路径 => 内容
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*/
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public static function packManual(array $files): string
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{
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$local = '';
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$central = '';
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$offset = 0;
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$time = self::dosTime();
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$date = self::dosDate();
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foreach ($files as $name => $content) {
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$nameBin = (string)$name;
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$data = (string)$content;
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$crc = crc32($data);
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$len = strlen($data);
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$local .= "\x50\x4b\x03\x04" . pack('vvvvvVVVvv', 20, 0x0800, 0, $time, $date, $crc, $len, $len, strlen($nameBin), 0) . $nameBin . $data;
|
||
$central .= "\x50\x4b\x01\x02" . pack('vvvvvvVVVvvvvvVV', 20, 20, 0x0800, 0, $time, $date, $crc, $len, $len, strlen($nameBin), 0, 0, 0, 0, 0, $offset) . $nameBin;
|
||
$offset += 30 + strlen($nameBin) + $len;
|
||
}
|
||
|
||
return $local . $central .
|
||
"\x50\x4b\x05\x06" . pack('vvvvVVv', 0, 0, count($files), count($files), strlen($central), $offset, 0);
|
||
}
|
||
|
||
private static function dosTime(): int
|
||
{
|
||
$t = getdate();
|
||
return ($t['hours'] << 11) | ($t['minutes'] << 5) | (intdiv($t['seconds'], 2) & 0x1f);
|
||
}
|
||
|
||
private static function dosDate(): int
|
||
{
|
||
$t = getdate();
|
||
return (($t['year'] - 1980) << 9) | ($t['mon'] << 5) | $t['mday'];
|
||
}
|
||
|
||
/* ---------------- 工具 ---------------- */
|
||
|
||
private static function xml(string $s): string
|
||
{
|
||
return htmlspecialchars($s, ENT_XML1 | ENT_COMPAT, 'UTF-8');
|
||
}
|
||
|
||
/** 列序号(1基) => A / B / ... / AA */
|
||
private static function colName(int $n): string
|
||
{
|
||
$s = '';
|
||
while ($n > 0) {
|
||
$m = ($n - 1) % 26;
|
||
$s = chr(65 + $m) . $s;
|
||
$n = intdiv($n - 1, 26);
|
||
}
|
||
return $s ?: 'A';
|
||
}
|
||
}
|