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Add the configuration support to domframework. The informations are stored in a PHP file

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git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@1219 bf3deb0d-5f1a-0410-827f-c0cc1f45334c
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Dominique Fournier
2014-03-14 13:53:09 +00:00
parent ad830056b1
commit e6309dc7a4
1 changed files with 109 additions and 0 deletions
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109
config.php Normal file
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<?php
/** Manage the configurations of the module done by administrator in a config
file
It is based on the module configuration defaults
POC :
$config = new config();
$config->default = array ("param"=>"default",
"param2"=>array (1,2,3),
"param3"=>null);
$var = $config->get ("param");
*/
class config
{
public $default = array (); // All the parameters allowed with their default
// value
public $confFile = "./datas/configuration.php"; // Use the .php to protect
// the informations by adding a killing feature in
// the file
/** Get the value of the provided parameter recorded in .ini file
If it is not set in .ini file, use the default value */
public function get ($param)
{
if (!array_key_exists ($param, $this->default))
throw new Exception ("Unknown parameter '$param'");
if (!file_exists ($this->confFile))
{
if (@file_put_contents ($this->confFile,
"<?php\r\n\$conf = array ();\r\n")
=== FALSE)
throw new Exception (sprintf (
"No configuration file '%s' available and it can't be created",
$this->confFile));
}
$conf = array ();
$rc = include ($this->confFile);
if ($rc !== 1)
throw new Exception ("Error in configuration file");
if (array_key_exists ($param, $conf))
return $conf[$param];
return $this->default[$param];
}
/** Define a value for the parameter in the config file. Add all the default
values if they are not defined */
public function set ($param, $value)
{
if (!array_key_exists ($param, $this->default))
throw new Exception ("Unknown parameter '$param'");
if (!file_exists ($this->confFile))
{
if (@file_put_contents ($this->confFile,
"<?php\r\n\$conf =array ();\r\n")
=== FALSE)
throw new Exception (sprintf (
"No configuration file '%s' available and it can't be created",
$this->confFile));
}
if (!is_writeable ($this->confFile))
throw new Exception (sprintf (
"Configuration file '%s' is write protected",
$this->confFile));
$conf = array ();
$rc = include ($this->confFile);
if ($rc !== 1)
throw new Exception ("Error in configuration file");
$newconf = array_merge ($this->default, $conf, array ($param=>$value));
$txt = "<?php\r\n";
$txt .= "\$conf = array(\r\n";
$txt = $this->writePHP ($newconf, $txt, 4);
$txt .= ");\r\n";
if (@file_put_contents ($this->confFile, $txt, LOCK_EX) === FALSE)
throw new Exception (sprintf ("Can't save configuration file '%s'",
$this->confFile));
}
private function writePHP ($values, $phpcode, $indent)
{
foreach ($values as $key=>$val)
{
$phpcode .= str_pad (" ", $indent);
$phpcode .= (is_numeric ($key)) ? $key : "\"$key\"";
$phpcode .= " => ";
if (is_bool ($val))
{
if ($val === FALSE) $phpcode .= "FALSE,\r\n";
else $phpcode .= "TRUE,\r\n";
}
elseif (is_null ($val))
$phpcode .= "NULL,\r\n";
elseif (is_int ($val) || is_float ($val))
$phpcode .= "$val,\r\n";
elseif (is_string ($val))
$phpcode .= "\"$val\",\r\n";
elseif (is_array ($val))
{
$phpcode .= "array (\r\n";
$phpcode = $this->writePHP ($val, $phpcode, $indent+4);
$phpcode .= str_pad (" ", $indent);
$phpcode .= "),\r\n";
}
else
throw new Exception ("Config : missing type ".gettype ($val));
}
return $phpcode;
}
}