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- Renamed PCRMLib to CallerLib :(

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- Splitted the controller PCRM in two different controllers: CallerLibrary and CallerModel
This commit is contained in:
bison-paolo
2016-10-14 13:33:22 +02:00
parent ea920d11d4
commit f8c70df0bc
3 changed files with 129 additions and 22 deletions
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application/libraries/PCRMLib.php → application/libraries/CallerLib.php
+44 -14
View File
@@ -3,9 +3,9 @@
if (! defined('BASEPATH')) exit('No direct script access allowed');
/**
*
* Library used to call a method of a model or a library
*/
class PCRMLib
class CallerLib
{
const RESOURCE_PARAMETER = 'resource';
const FUNCTION_PARAMETER = 'function';
@@ -17,10 +17,11 @@ class PCRMLib
// Black list of resources that are no allowed to be used
private static $RESOURCES_BLACK_LIST = array(
'PCRMLib', // disabled self loading
'CallerLib', // disabled self loading
'LogLib', // hardly usefull and virtually dangerous
'MigrationLib', // virtually dangerous, DB manipulation
'FilesystemLib' // virtually dangerous, direct access to file system
'FilesystemLib', // virtually dangerous, direct access to file system
'PermissionLib' // usefull?
);
/**
@@ -34,13 +35,30 @@ class PCRMLib
// Loads helper message to manage returning messages
$this->ci->load->helper('message');
// Loads permission library
$this->ci->load->library('PermissionLib');
}
/**
* Wrapper method for _call
*/
public function callLibrary($callParameters, $permissionType)
{
return $this->_call($callParameters, $permissionType);
}
/**
* Wrapper method for _call
*/
public function callModel($callParameters, $permissionType)
{
return $this->_call($callParameters, $permissionType);
}
/**
* Everything starts here...
*/
public function start($callParameters, $permissionType)
private function _call($callParameters, $permissionType)
{
$result = null;
$parameters = $this->_getParameters($callParameters);
@@ -51,7 +69,7 @@ class PCRMLib
{
$loaded = null;
// If the given resource is a model
if (strpos($parameters->resourceName, PCRMLib::MODEL_PREFIX) !== false)
if (strpos($parameters->resourceName, CallerLib::MODEL_PREFIX) !== false)
{
// Try to load the model
$result = $this->_loadModel($parameters->resourcePath, $parameters->resourceName);
@@ -61,7 +79,7 @@ class PCRMLib
}
}
// If the given resource is a library
else if (strpos($parameters->resourceName, PCRMLib::LIB_PREFIX) !== false)
else if (strpos($parameters->resourceName, CallerLib::LIB_PREFIX) !== false)
{
// Check if the resource is already loaded, it works only with libraries and drivers
$isLoaded = $this->ci->load->is_loaded($parameters->resourceName);
@@ -121,7 +139,15 @@ class PCRMLib
}
/**
* Gets the parameters from the call
* Gets the parameters from the http call
* Search for parameters <RESOURCE_PARAMETER> and <FUNCTION_PARAMETER>
* <RESOURCE_PARAMETER> is the name of the model or of the library
* <FUNCTION_PARAMETER> is the name of the method present in the model/library
* All the others parameters will be given to the method in the same order that
* they are present in the HTTP call
* EX:
* URL: ../system/CallerLibrary/Call?resource=<resource>&function=<method>&<par1>=<val1>&<par2>=<val2>&<par3>=<val3>
* will call <resource>.<method>(par1, par2, par3)
*/
private function _getParameters($parametersArray)
{
@@ -132,15 +158,15 @@ class PCRMLib
foreach ($parametersArray as $parameterName => $parameterValue)
{
// The name of the resource, path included
if ($parameterName == PCRMLib::RESOURCE_PARAMETER)
if ($parameterName == CallerLib::RESOURCE_PARAMETER)
{
// Separates the resource path from the resource name
$splittedResource = preg_split(PCRMLib::REG_SPLIT_EXPR, $parameterValue);
$splittedResource = preg_split(CallerLib::REG_SPLIT_EXPR, $parameterValue);
$parameters->resourceName = $splittedResource[count($splittedResource) - 1];
$parameters->resourcePath = str_replace($parameters->resourceName, '', $parameterValue);
}
// The name of the function
else if ($parameterName == PCRMLib::FUNCTION_PARAMETER)
else if ($parameterName == CallerLib::FUNCTION_PARAMETER)
{
$parameters->function = $parameterValue;
}
@@ -181,7 +207,7 @@ class PCRMLib
{
return error('Parameters are not specified');
}
if (in_array($parameters->resourceName, PCRMLib::$RESOURCES_BLACK_LIST))
if (in_array($parameters->resourceName, CallerLib::$RESOURCES_BLACK_LIST))
{
return error('You are trying to access to unauthorized resources');
}
@@ -217,6 +243,10 @@ class PCRMLib
return $result;
}
/**
* Search for a valid permission for this library that should be present with this format:
* '<library path>.<library name>.<library method name>' => '<permission>'
*/
private function checkLibraryPermission($resourcePath, $resourceName, $function, $permissionType)
{
$result = null;
@@ -265,8 +295,8 @@ class PCRMLib
$found = null;
for ($i = 0; $i < count($packagePaths) && is_null($found); $i++)
{
$file = $packagePaths[$i] . PCRMLib::LIBS_PATH . DIRECTORY_SEPARATOR .
$resourcePath . $resourceName . PCRMLib::LIB_FILE_EXTENSION;
$file = $packagePaths[$i] . CallerLib::LIBS_PATH . DIRECTORY_SEPARATOR .
$resourcePath . $resourceName . CallerLib::LIB_FILE_EXTENSION;
if (file_exists($file))
{
$found = $file;