d1e2f8e52c
Relates to #250 Modifications - supported version - bump required version from 5.1.0 to 5.3.x - update README - add PHP 5.3 to Travis environments - rewrite array declarations: explicitely use array() instead of [] - move checkPHPVersion to application/Utils.php - move timezone functions to application/TimeZone.php - cleanup code - improve test coverage Signed-off-by: VirtualTam <virtualtam@flibidi.net>
129 lines
4.6 KiB
PHP
Executable file
129 lines
4.6 KiB
PHP
Executable file
<?php
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/**
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* Functions related to configuration management.
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*/
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/**
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* Re-write configuration file according to given array.
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* Requires mandatory fields listed in $MANDATORY_FIELDS.
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*
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* @param array $config contains all configuration fields.
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* @param bool $isLoggedIn true if user is logged in.
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*
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* @return void
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*
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* @throws MissingFieldConfigException: a mandatory field has not been provided in $config.
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* @throws UnauthorizedConfigException: user is not authorize to change configuration.
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* @throws Exception: an error occured while writing the new config file.
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*/
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function writeConfig($config, $isLoggedIn)
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{
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// These fields are required in configuration.
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$MANDATORY_FIELDS = array(
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'login', 'hash', 'salt', 'timezone', 'title', 'titleLink',
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'redirector', 'disablesessionprotection', 'privateLinkByDefault'
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);
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if (!isset($config['config']['CONFIG_FILE'])) {
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throw new MissingFieldConfigException('CONFIG_FILE');
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}
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// Only logged in user can alter config.
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if (is_file($config['config']['CONFIG_FILE']) && !$isLoggedIn) {
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throw new UnauthorizedConfigException();
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}
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// Check that all mandatory fields are provided in $config.
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foreach ($MANDATORY_FIELDS as $field) {
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if (!isset($config[$field])) {
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throw new MissingFieldConfigException($field);
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}
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}
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$configStr = '<?php '. PHP_EOL;
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$configStr .= '$GLOBALS[\'login\'] = '.var_export($config['login'], true).';'. PHP_EOL;
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$configStr .= '$GLOBALS[\'hash\'] = '.var_export($config['hash'], true).';'. PHP_EOL;
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$configStr .= '$GLOBALS[\'salt\'] = '.var_export($config['salt'], true).'; '. PHP_EOL;
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$configStr .= '$GLOBALS[\'timezone\'] = '.var_export($config['timezone'], true).';'. PHP_EOL;
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$configStr .= 'date_default_timezone_set('.var_export($config['timezone'], true).');'. PHP_EOL;
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$configStr .= '$GLOBALS[\'title\'] = '.var_export($config['title'], true).';'. PHP_EOL;
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$configStr .= '$GLOBALS[\'titleLink\'] = '.var_export($config['titleLink'], true).'; '. PHP_EOL;
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$configStr .= '$GLOBALS[\'redirector\'] = '.var_export($config['redirector'], true).'; '. PHP_EOL;
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$configStr .= '$GLOBALS[\'disablesessionprotection\'] = '.var_export($config['disablesessionprotection'], true).'; '. PHP_EOL;
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$configStr .= '$GLOBALS[\'privateLinkByDefault\'] = '.var_export($config['privateLinkByDefault'], true).'; '. PHP_EOL;
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// Store all $config['config']
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foreach ($config['config'] as $key => $value) {
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$configStr .= '$GLOBALS[\'config\'][\''. $key .'\'] = '.var_export($config['config'][$key], true).';'. PHP_EOL;
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}
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$configStr .= '?>';
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if (!file_put_contents($config['config']['CONFIG_FILE'], $configStr)
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|| strcmp(file_get_contents($config['config']['CONFIG_FILE']), $configStr) != 0
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) {
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throw new Exception(
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'Shaarli could not create the config file.
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Please make sure Shaarli has the right to write in the folder is it installed in.'
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);
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}
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}
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/**
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* Milestone 0.9 - shaarli/Shaarli#41: options.php is not supported anymore.
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* ==> if user is loggedIn, merge its content with config.php, then delete options.php.
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*
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* @param array $config contains all configuration fields.
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* @param bool $isLoggedIn true if user is logged in.
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*
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* @return void
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*/
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function mergeDeprecatedConfig($config, $isLoggedIn)
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{
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$config_file = $config['config']['CONFIG_FILE'];
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if (is_file($config['config']['DATADIR'].'/options.php') && $isLoggedIn) {
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include $config['config']['DATADIR'].'/options.php';
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// Load GLOBALS into config
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foreach ($GLOBALS as $key => $value) {
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$config[$key] = $value;
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}
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$config['config']['CONFIG_FILE'] = $config_file;
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writeConfig($config, $isLoggedIn);
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unlink($config['config']['DATADIR'].'/options.php');
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}
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}
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/**
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* Exception used if a mandatory field is missing in given configuration.
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*/
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class MissingFieldConfigException extends Exception
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{
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public $field;
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/**
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* Construct exception.
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*
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* @param string $field field name missing.
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*/
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public function __construct($field)
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{
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$this->field = $field;
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$this->message = 'Configuration value is required for '. $this->field;
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}
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}
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/**
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* Exception used if an unauthorized attempt to edit configuration has been made.
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*/
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class UnauthorizedConfigException extends Exception
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{
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/**
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* Construct exception.
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*/
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public function __construct()
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{
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$this->message = 'You are not authorized to alter config.';
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}
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}
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