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94 lines
3.8 KiB
94 lines
3.8 KiB
2 months ago
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<?php
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use PhpOffice\PhpSpreadsheet\Calculation\Engineering\ConvertUOM;
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use PhpOffice\PhpSpreadsheet\Helper\Sample;
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use PhpOffice\PhpSpreadsheet\Settings;
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require __DIR__ . '/../../Header.php';
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$helper = new Sample();
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if ($helper->isCli()) {
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$helper->log('This example should only be run from a Web Browser' . PHP_EOL);
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return;
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}
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$categories = ConvertUOM::getConversionCategories();
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$defaultCategory = $_POST['category'] ?? $categories[0];
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$units = [];
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foreach ($categories as $category) {
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$categoryUnits = ConvertUOM::getConversionCategoryUnitDetails($category)[$category];
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$categoryUnits = array_unique(
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array_combine(
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array_column($categoryUnits, 'unit'),
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array_column($categoryUnits, 'description')
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)
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);
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$units[$category] = $categoryUnits;
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}
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?>
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<form action=Convert-Online.php method="POST">
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<div class="mb-3 row">
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<label for="category" class="col-sm-2 col-form-label">Category</label>
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<div class="col-sm-10">
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<select name="category" class="form-select" onchange="this.form.submit()">
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<?php foreach ($categories as $category) {
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echo "<option value=\"{$category}\" " . ((isset($_POST['category']) && $_POST['category'] === $category) ? 'selected' : '') . ">{$category}</option>", PHP_EOL;
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} ?>
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</select>
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</div>
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</div>
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<div class="mb-3 row">
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<label for="quantity" class="col-sm-2 col-form-label">Quantity</label>
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<div class="col-sm-10">
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<input name="quantity" type="text" size="8" value="<?php echo (isset($_POST['quantity'])) ? htmlentities($_POST['quantity'], Settings::htmlEntityFlags()) : '1.0'; ?>">
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</div>
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</div>
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<div class="mb-3 row">
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<label for="fromUnit" class="col-sm-2 col-form-label">From Unit</label>
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<div class="col-sm-10">
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<select name="fromUnit" class="form-select">
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<?php foreach ($units[$defaultCategory] as $fromUnitCode => $fromUnitName) {
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echo "<option value=\"{$fromUnitCode}\" " . ((isset($_POST['fromUnit']) && $_POST['fromUnit'] === $fromUnitCode) ? 'selected' : '') . ">{$fromUnitName}</option>", PHP_EOL;
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} ?>
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</select>
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</div>
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</div>
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<div class="mb-3 row">
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<label for="toUnit" class="col-sm-2 col-form-label">To Unit</label>
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<div class="col-sm-10">
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<select name="toUnit" class="form-select">
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<?php foreach ($units[$defaultCategory] as $toUnitCode => $toUnitName) {
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echo "<option value=\"{$toUnitCode}\" " . ((isset($_POST['toUnit']) && $_POST['toUnit'] === $toUnitCode) ? 'selected' : '') . ">{$toUnitName}</option>", PHP_EOL;
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} ?>
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</select>
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</div>
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</div>
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<div class="mb-3 row">
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<div class="col-sm-10">
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<input class="btn btn-primary" name="submit" type="submit" value="Convert"><br />
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</div>
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</div>
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</form>
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<?php
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/** If the user has submitted the form, then we need to calculate the value and display the result */
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if (isset($_POST['quantity'], $_POST['fromUnit'], $_POST['toUnit'])) {
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$quantity = $_POST['quantity'];
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$fromUnit = $_POST['fromUnit'];
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$toUnit = $_POST['toUnit'];
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if (!is_numeric($quantity)) {
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$helper->log('Quantity is not numeric');
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} elseif (isset($units[$_POST['category']][$fromUnit], $units[$_POST['category']][$toUnit])) {
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/** @var float|string */
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$result = ConvertUOM::CONVERT($quantity, $fromUnit, $toUnit);
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$helper->log("{$quantity} {$units[$_POST['category']][$fromUnit]} is {$result} {$units[$_POST['category']][$toUnit]}");
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} else {
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$helper->log('Please enter quantity and select From Unit and To Unit');
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}
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} else {
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$helper->log('Please enter quantity and select From Unit and To Unit');
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}
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