Differential D29 Diff 79 core/install/prerequisites.php

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core/install/prerequisites.php

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	/**			/**
	* Returns information about system requirements			* Returns information about system requirements
	*			*
	* @return array			* @return array
	*/			*/
	function CheckSystemRequirements()			function CheckSystemRequirements()
	{			{
	$ret = Array ();			$ret = Array ();
	$ret['php_version'] = version_compare(PHP_VERSION, '5.2.0', '>=');			$ret['php_version'] = version_compare(PHP_VERSION, '5.3.2', '>=');

	if ( function_exists('apache_get_modules') ) {			if ( function_exists('apache_get_modules') ) {
	$mod_rewrite = in_array('mod_rewrite', apache_get_modules());			$mod_rewrite = in_array('mod_rewrite', apache_get_modules());
	}			}
	else {			else {
	$mod_rewrite = getenv('HTTP_MOD_REWRITE') == 'On';			$mod_rewrite = getenv('HTTP_MOD_REWRITE') == 'On';
	}			}

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	$ret['jpeg'] = function_exists('imagecreatefromjpeg');			$ret['jpeg'] = function_exists('imagecreatefromjpeg');
	$ret['mysql'] = function_exists('mysql_connect');			$ret['mysql'] = function_exists('mysql_connect');
	$ret['json'] = function_exists('json_encode');			$ret['json'] = function_exists('json_encode');

	$output = shell_exec('java -version 2>&1');			$output = shell_exec('java -version 2>&1');
	$ret['java'] = stripos($output, 'java version') !== false;			$ret['java'] = stripos($output, 'java version') !== false;

				$ret['composer'] = file_exists(FULL_PATH . '/vendor/autoload.php');

	$ret['memory_limit'] = $this->isPhpSettingChangeable('memory_limit', '33M');			$ret['memory_limit'] = $this->isPhpSettingChangeable('memory_limit', '33M');
	$ret['display_errors'] = $this->isPhpSettingChangeable('display_errors', '1');			$ret['display_errors'] = $this->isPhpSettingChangeable('display_errors', '1');
	$ret['error_reporting'] = $this->canChangeErrorReporting();			$ret['error_reporting'] = $this->canChangeErrorReporting();
	$ret['date.timezone'] = ini_get('date.timezone') != '';			$ret['date.timezone'] = ini_get('date.timezone') != '';
	$ret['variables_order'] = $this->_hasLetters(ini_get('variables_order'), Array ('G', 'P', 'C', 'S'));			$ret['variables_order'] = $this->_hasLetters(ini_get('variables_order'), Array ('G', 'P', 'C', 'S'));

	$output_buffering = strtolower(ini_get('output_buffering'));			$output_buffering = strtolower(ini_get('output_buffering'));
	$ret['output_buffering'] = $output_buffering == 'on' \|\| $output_buffering > 0;			$ret['output_buffering'] = $output_buffering == 'on' \|\| $output_buffering > 0;
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	$sql = 'SHOW VARIABLES LIKE "max_allowed_packet"';			$sql = 'SHOW VARIABLES LIKE "max_allowed_packet"';
	$db_variables = $conn->Query($sql, 'Variable_name');			$db_variables = $conn->Query($sql, 'Variable_name');

	$ret['packet_size'] = $db_variables['max_allowed_packet']['Value'] >= 1048576;			$ret['packet_size'] = $db_variables['max_allowed_packet']['Value'] >= 1048576;

	return $ret;			return $ret;
	}			}
	}			}
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