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<?php
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// $Id: code_coverage.module,v 1.3 2008/06/28 23:33:49 cwgordon7 Exp $
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if (preg_match("/^simpletest\d+$/", $_SERVER['HTTP_USER_AGENT']) && function_exists('xdebug_start_code_coverage')) {
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xdebug_start_code_coverage(XDEBUG_CC_UNUSED | XDEBUG_CC_DEAD_CODE);
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register_shutdown_function('code_coverage_log');
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}
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/**
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* Checks to make sure our code is where it needs to be. (And if not, displays
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* a very scary warning to the user).
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*/
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function code_coverage_check_hacks() {
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if (!preg_match("/^simpletest\d+$/", $_SERVER['HTTP_USER_AGENT']) && user_access('administer code coverage')) {
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// Make sure our stuff is in index.php.
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if (!variable_get('code_coverage_hacks', FALSE)) {
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$passes = TRUE;
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foreach (array('index.php', 'xmlrpc.php') as $file) {
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$code = 'require_once \'./' . str_replace('\\', '/', substr(str_replace(getcwd(), '', __FILE__), 1)) . '\';' . "\n";
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$contents = file_get_contents("./$file");
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if (strpos($contents, $code) === FALSE) {
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$passes = FALSE;
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drupal_set_message(t('You must add the following code to the top of your @file file in order for code coverage reporting to work.<code><pre>@code</pre></code>', array('@code' => $code, '@file' => $file)), 'warning', FALSE);
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}
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}
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if ($passes) {
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variable_set('code_coverage_hacks', TRUE);
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}
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}
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code_coverage_fetch_data();
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}
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}
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/**
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* Implementation of hook_perm().
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*/
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function code_coverage_perm() {
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return array(
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'view code coverage reports' => t('View the reports on Drupal\'s code coverage. This does not imply any permissions about generation of code coverage reports or changing of code coverage settings.'),
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'administer code coverage' => t('Administer code coverage reports, code coverage settings, and view code coverage reports.'),
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);
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}
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/**
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* Implementation of hook_menu().
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*/
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function code_coverage_menu() {
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$items = array();
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$items['admin/settings/coverage'] = array(
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'title' => 'Code coverage',
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'description' => 'Configure the generation of Drupal\'s code coverage reports.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('code_coverage_settings_form'),
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'access arguments' => array('administer code coverage'),
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);
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$items['coverage'] = array(
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'title' => 'Code coverage',
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'description' => 'Generate code coverage reports based on the collected coverage data.',
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'page callback' => 'code_coverage_generate_report',
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'access arguments' => array('view code coverage reports'),
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);
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return $items;
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}
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/**
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* Implementation of hook_cron().
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*/
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function code_coverage_cron() {
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variable_del('code_coverage_hacks');
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}
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/**
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* Implementation of hook_help().
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*/
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function code_coverage_help() {
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static $checked = FALSE;
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if ($checked) {
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return;
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}
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$checked = TRUE;
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code_coverage_check_hacks();
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}
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/**
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* Stop recording. This is registered as a shutdown function.
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*/
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function code_coverage_log() {
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global $db_prefix, $db_prefix_original;
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$preserved_prefix = $db_prefix;
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$db_prefix = $db_prefix_original;
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$GLOBALS['conf'] = variable_init();
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$info = xdebug_get_code_coverage();
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$text = '';
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foreach ($info as $file => $lines) {
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$basename = basename($file);
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if ($basename != 'code_coverage.module' && $basename != 'code_coverage.install' && $basename != 'code_coverage.admin.inc' && $basename != 'settings.php') {
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$text .= $file;
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$text .= '$';
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foreach ($lines as $line => $count) {
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if ($count == -1) {
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$count = 0;
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}
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$text .= sprintf('%s-%s,', $line, $count);
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}
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$text = substr($text, 0, -1);
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$text .= "\n";
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}
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}
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file_put_contents(variable_get('code_coverage_tmp_storage', '/tmp/') . variable_get('code_coverage_id', 1) . '.txt', $text, FILE_APPEND);
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$db_prefix = $preserved_prefix;
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$GLOBALS['conf'] = variable_init();
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}
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/**
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* Fetch all the code coverage data from a file and store it to the database.
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*/
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function code_coverage_fetch_data() {
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$file = variable_get('code_coverage_tmp_storage', '/tmp/') . variable_get('code_coverage_id', 1) . '.txt';
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if (file_exists($file) && is_file($file) && $_GET['q'] == 'admin/build/testing' && user_access('administer code coverage')) {
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$contents = file_get_contents($file);
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file_delete($file);
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$entries = explode("\n", $contents);
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$data = array();
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foreach ($entries as $entry) {
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if (!empty($entry)) {
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list($filename, $lines) = explode('$', $entry);
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$packets = explode(',', $lines);
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while ($line = array_shift($packets)) {
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list($line_num, $count) = explode('-', $line);
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$data[$filename][$line_num] = (isset($data[$filename][$line_num]) ? ($data[$filename][$line_num] + $count) : $count);
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}
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}
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}
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foreach ($data as $filename => $info) {
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foreach ($info as $line => $times) {
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db_query("INSERT INTO {code_coverage} VALUES (%d, '%s', %d, %d)", variable_get('code_coverage_id', 1), $filename, $line, $times);
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}
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}
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variable_set('code_coverage_id', variable_get('code_coverage_id', 1) + 1);
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}
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}
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