b3d783bf63
Will check if there is a read_env_file.php and then run it to load .env file in /configs folder This file can hold secrets that are not to be checked into git Updated edit.js file to be eslint compatible
85 lines
2.6 KiB
PHP
85 lines
2.6 KiB
PHP
<?php
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/**
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* parses .env file
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*
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* Rules for .env file
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* variable is any alphanumeric string followed by = on the same line
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* content starts with the first non space part
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* strings can be contained in "
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* strings MUST be contained in " if they are multiline
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* if string starts with " it will match until another " is found
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* anything AFTER " is ignored
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* if there are two variables with the same name only the first is used
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* variables are case sensitive
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*
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* @param string $path Folder to file, default is __DIR__
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* @param string $env_file What file to load, default is .env
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* @return int -1 other error
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* 0 for success full load
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* 1 for file loadable, but no data inside
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* 2 for file not readable
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* 3 for file not found
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*/
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function readEnvFile(string $path = __DIR__, string $env_file = '.env'): int
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{
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// default -1;
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$status = -1;
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$env_file_target = $path . DIRECTORY_SEPARATOR . $env_file;
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// this is not a file -> abort
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if (!is_file($env_file_target)) {
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$status = 3;
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return $status;
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}
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// cannot open file -> abort
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if (($fp = fopen($env_file_target, 'r')) === false) {
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$status = 2;
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return $status;
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}
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// set to readable but not yet any data loaded
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$status = 1;
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$block = false;
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$var = '';
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while ($line = fgets($fp)) {
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// main match for variable = value part
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if (preg_match("/^\s*([\w_]+)\s*=\s*((\"?).*)/", $line, $matches)) {
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$var = $matches[1];
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$value = $matches[2];
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$quotes = $matches[3];
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// wirte only if env is not set yet, and write only the first time
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if (empty($_ENV[$var])) {
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if (!empty($quotes)) {
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// match greedy for first to last so we move any " if there are
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if (preg_match('/^"(.*[^\\\])"/U', $value, $matches)) {
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$value = $matches[1];
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} else {
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// this is a multi line
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$block = true;
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// first " in string remove
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// add removed new line back because this is a multi line
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$value = ltrim($value, '"') . PHP_EOL;
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}
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}
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// if block is set, we strip line of slashes
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$_ENV[$var] = $block === true ? stripslashes($value) : $value;
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// set successful load
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$status = 0;
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}
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} elseif ($block === true) {
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// read line until there is a unescaped "
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// this also strips everything after the last "
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if (preg_match("/(.*[^\\\])\"/", $line, $matches)) {
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$block = false;
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// strip ending " and EVERYTHING that follows after that
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$line = $matches[1];
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}
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// strip line of slashes
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$_ENV[$var] .= stripslashes($line);
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}
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}
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fclose($fp);
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return $status;
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}
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// __END__
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