63459a15f6
- Commented out apache_setenv() which isn't available in all PHP configs - Function was optional for output buffering control - Other buffering controls still in place
130 lines
3.2 KiB
PHP
130 lines
3.2 KiB
PHP
<?php
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/**
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* Backend script to generate newsroom reports
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* Runs Python script and streams output in real-time
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*/
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require_once __DIR__ . '/config.php';
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require_once __DIR__ . '/AuthMiddleware.php';
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$auth = new AuthMiddleware();
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$user = $auth->requireAuth();
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// Get POST data
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$input = json_decode(file_get_contents('php://input'), true);
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if (!$input || !isset($input['date'])) {
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http_response_code(400);
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echo json_encode(['success' => false, 'error' => 'Date is required']);
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exit;
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}
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$date = trim($input['date']);
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// Validate date format (basic check)
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if (!preg_match('/^(Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday),\s+\w+\s+\d+$/', $date)) {
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http_response_code(400);
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echo json_encode(['success' => false, 'error' => 'Invalid date format. Use: "Monday, January 6"']);
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exit;
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}
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// Disable ALL output buffering for real-time streaming
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// @apache_setenv('no-gzip', 1); // Not available in all PHP configs
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@ini_set('zlib.output_compression', 0);
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@ini_set('implicit_flush', 1);
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@ini_set('output_buffering', 0);
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ob_implicit_flush(1);
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// Clear all output buffers
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while (ob_get_level()) {
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ob_end_clean();
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}
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// Start fresh with no buffering
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ob_start();
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header('Content-Type: text/plain; charset=utf-8');
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header('X-Accel-Buffering: no');
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header('Cache-Control: no-cache');
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// End the buffer and flush
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ob_end_flush();
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flush();
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// Change to project directory
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chdir(PROJECT_ROOT);
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// Build command to run Python script with date argument
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$pythonBin = PYTHON_VENV;
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$scriptPath = PYTHON_SCRIPT;
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// Escape arguments
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$escapedDate = escapeshellarg($date);
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// Command to run (activate venv and run script with date)
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$command = "{$pythonBin} {$scriptPath} {$escapedDate} 2>&1";
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echo "Starting report generation for: {$date}\n";
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echo str_repeat('=', 60) . "\n\n";
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flush();
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// Execute command and stream output
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$process = popen($command, 'r');
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if (!$process) {
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echo "\nERROR: Failed to start Python process\n";
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echo json_encode(['success' => false, 'error' => 'Failed to start process']);
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exit;
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}
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$output = '';
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$lineCount = 0;
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while (!feof($process)) {
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$line = fgets($process);
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if ($line !== false) {
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echo $line;
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// Force flush output to browser
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if (ob_get_level() > 0) {
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ob_flush();
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}
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flush();
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$output .= $line;
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$lineCount++;
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// Send keep-alive every 10 lines
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if ($lineCount % 10 == 0) {
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echo str_pad('', 4096) . "\n";
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flush();
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}
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}
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// Small delay to prevent CPU spinning
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usleep(10000); // 10ms
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}
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$returnCode = pclose($process);
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// Parse output to find generated filename
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$filename = null;
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if (preg_match('/Report saved to:.*\/(Newsroom_Report_[\d-]+\.pdf)/', $output, $matches)) {
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$filename = $matches[1];
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}
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// Send final status
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echo "\n" . str_repeat('=', 60) . "\n";
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if ($returnCode === 0 && $filename) {
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echo "\n" . json_encode([
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'success' => true,
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'filename' => $filename,
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'message' => 'Report generated successfully'
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]) . "\n";
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} else {
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echo "\n" . json_encode([
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'success' => false,
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'error' => 'Report generation failed (exit code: ' . $returnCode . ')',
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'returnCode' => $returnCode
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]) . "\n";
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}
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