89 lines
2.8 KiB
PHP
89 lines
2.8 KiB
PHP
<?php
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/**
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* Shaarli (application) utilities
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*/
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class ApplicationUtils
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{
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/**
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* Checks the PHP version to ensure Shaarli can run
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*
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* @param string $minVersion minimum PHP required version
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* @param string $curVersion current PHP version (use PHP_VERSION)
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*
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* @throws Exception the PHP version is not supported
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*/
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public static function checkPHPVersion($minVersion, $curVersion)
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{
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if (version_compare($curVersion, $minVersion) < 0) {
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throw new Exception(
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'Your PHP version is obsolete!'
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.' Shaarli requires at least PHP '.$minVersion.', and thus cannot run.'
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.' Your PHP version has known security vulnerabilities and should be'
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.' updated as soon as possible.'
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);
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}
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}
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/**
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* Checks Shaarli has the proper access permissions to its resources
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*
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* @param array $globalConfig The $GLOBALS['config'] array
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*
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* @return array A list of the detected configuration issues
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*/
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public static function checkResourcePermissions($globalConfig)
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{
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$errors = array();
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// Check script and template directories are readable
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foreach (array(
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'application',
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'inc',
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'plugins',
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$globalConfig['RAINTPL_TPL']
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) as $path) {
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if (! is_readable(realpath($path))) {
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$errors[] = '"'.$path.'" directory is not readable';
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}
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}
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// Check cache and data directories are readable and writeable
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foreach (array(
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$globalConfig['CACHEDIR'],
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$globalConfig['DATADIR'],
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$globalConfig['PAGECACHE'],
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$globalConfig['RAINTPL_TMP']
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) as $path) {
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if (! is_readable(realpath($path))) {
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$errors[] = '"'.$path.'" directory is not readable';
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}
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if (! is_writable(realpath($path))) {
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$errors[] = '"'.$path.'" directory is not writable';
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}
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}
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// Check configuration files are readable and writeable
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foreach (array(
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$globalConfig['CONFIG_FILE'],
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$globalConfig['DATASTORE'],
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$globalConfig['IPBANS_FILENAME'],
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$globalConfig['LOG_FILE'],
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$globalConfig['UPDATECHECK_FILENAME']
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) as $path) {
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if (! is_file(realpath($path))) {
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# the file may not exist yet
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continue;
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}
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if (! is_readable(realpath($path))) {
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$errors[] = '"'.$path.'" file is not readable';
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}
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if (! is_writable(realpath($path))) {
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$errors[] = '"'.$path.'" file is not writable';
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}
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}
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return $errors;
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}
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}
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