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Commit 8b53299

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vyskocilpavelvyskocilpavel
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Generate metadata from Perun
* Added function for generating metadata for SimpleSAMLphp Proxy AAI from facilities in Perun
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‎CHANGELOG.md‎

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@@ -8,6 +8,7 @@ All notable changes to this project will be documented in this file.
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- Added new model Member
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- Added new model Resource
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- New methods for getting data from Perun LDAP and Perun RPC
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- Added function for generating metadata for SimpleSAMLphp Proxy AAI from Perun
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[Changed]
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- Connectors methods are not static for now.

‎config-templates/module_perun_getMetadata.php‎

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<?php
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$config = array(
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/**
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* Identifier of Proxy
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*/
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'proxyIdentifier' => '',
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/**
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* Name of facility attribute Proxy Identifiers
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*/
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'perunProxyIdentifierAttr' => '',
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/**
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* Name of facility attribute EntityID
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*/
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'perunProxyEntityIDAttr' => '',
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/**
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* Absolute path, where the metadata will be stored
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*/
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'absoluteFileName' => '',
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/**
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* List of attributes definitions
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*/
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'attributesDefinitions' => array(
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// Name of attribute from perun => key which will be used in generated metadata
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'perunAttrName' => 'metadataName',
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),
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);

‎www/getSpMetadata.php‎

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<?php
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const CONFIG_FILE_NAME = 'module_perun_getMetadata.php';
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const PERUN_PROXY_IDENTIFIER_ATTR_NAME = 'perunProxyIdentifierAttr';
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const PERUN_PROXY_ENTITY_ID_ATTR_NAME = 'perunProxyEntityIDAttr';
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const PROXY_IDENTIFIER = 'proxyIdentifier';
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const ABSOLUTE_FILE_NAME = 'absoluteFileName';
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const ATTRIBUTES_DEFINITIONS = 'attributesDefinitions';
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const FACILITY_ATTRIBUTES = 'facilityAttributes';
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const TYPE_INTEGER = 'java.lang.Integer';
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const TYPE_BOOLEAN = 'java.lang.Boolean';
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const TYPE_STRING = 'java.lang.String';
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const TYPE_ARRAY = 'java.util.ArrayList';
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const TYPE_MAP = 'java.util.LinkedHashMap';
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$conf = SimpleSAML_Configuration::getConfig(CONFIG_FILE_NAME);
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$proxyIdentifier = $conf->getString(PROXY_IDENTIFIER);
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assert(is_null($proxyIdentifier) || empty($proxyIdentifier));
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$attributesDefinitions = $conf->getArray(ATTRIBUTES_DEFINITIONS);
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assert(is_null($attributesDefinitions) || is_array($attributesDefinitions));
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$perunProxyIdentifierAttr = $conf->getString(PERUN_PROXY_IDENTIFIER_ATTR_NAME);
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$perunProxyEntityIDAttr = $conf->getString(PERUN_PROXY_ENTITY_ID_ATTR_NAME);
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assert(is_null($perunProxyEntityIDAttr) || empty($perunProxyEntityIDAttr) || is_null($perunProxyIdentifierAttr) || empty($perunProxyIdentifierAttr));
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$absoluteFileName = $conf->getString(ABSOLUTE_FILE_NAME);
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assert(is_null($absoluteFileName) || empty($absoluteFileName));
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$rpcAdapter = new sspmod_perun_AdapterRpc();
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// Get list of all attribute names
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$attrNames = array();
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$allAttrNames = array();
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array_push($allAttrNames, $perunProxyEntityIDAttr);
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foreach ($attributesDefinitions as $key => $value) {
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array_push($attrNames, $key);
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array_push($allAttrNames, $key);
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}
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// Get all facilities with proxyIdentifiers
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$attributeDefinition = array();
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$attributeDefinition[$perunProxyIdentifierAttr] = $proxyIdentifier;
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$facilities = $rpcAdapter->searchFacilitiesByAttributeValue($attributeDefinition);
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// Get facilities with attributes
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$facilitiesWithAttributes = array();
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foreach ($facilities as $facility) {
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$attributes = $rpcAdapter->getFacilityAttributes($facility, $allAttrNames);
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$facilityAttributes = array();
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foreach ($attributes as $attribute) {
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$facilityAttributes[$attribute['name']] = $attribute;
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}
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$facilitiesWithAttributes[$facility->getId()] = array(
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'facility' => $facility,
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FACILITY_ATTRIBUTES=> $facilityAttributes,
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);
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}
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// Generate array with metadata
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$content = '<?php' . PHP_EOL;
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foreach ($facilitiesWithAttributes as $facilityWithAttributes) {
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$metadataContent = '';
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if (isset($facilityWithAttributes[FACILITY_ATTRIBUTES][$perunProxyEntityIDAttr]) && !empty($facilityWithAttributes[FACILITY_ATTRIBUTES][$perunProxyEntityIDAttr]['value'])) {
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$metadataContent .= '$metadata[\'' . $facilityWithAttributes[FACILITY_ATTRIBUTES][$perunProxyEntityIDAttr]['value'] . '\'] = array(' . PHP_EOL;
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foreach ($attributesDefinitions as $perunAttrName => $metadataAttrName) {
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$attribute = $facilityWithAttributes[FACILITY_ATTRIBUTES][$perunAttrName];
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if (($attribute['type'] === TYPE_INTEGER ) && is_numeric($attribute['value']) && !is_null($attribute['value'])) {
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$metadataContent .= "\t '" . $metadataAttrName . "' => " . $attribute['value'] . "," . PHP_EOL ;
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} elseif (($attribute['type'] === TYPE_STRING) && !is_null($attribute['value'])) {
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$metadataContent .= "\t '" . $metadataAttrName . "' => '" . $attribute['value'] . "'," . PHP_EOL ;
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} elseif ($attribute['type'] === TYPE_BOOLEAN) {
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$metadataContent .= "\t '" . $metadataAttrName . "' => " ;
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if (is_null($attribute['value']) || $attribute['value'] === 'false') {
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$metadataContent .= "false," . PHP_EOL;
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} else {
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$metadataContent .= "true," . PHP_EOL;
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}
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} elseif ($attribute['type'] === TYPE_ARRAY && !is_null($attribute['value'])) {
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$metadataContent .= "\t '" . $metadataAttrName . "' => array(" . PHP_EOL;
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foreach ($attribute['value'] as $value) {
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$metadataContent .= "\t\t'" . $value . "'," . PHP_EOL;
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}
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$metadataContent .= "\t)," . PHP_EOL;
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} elseif ($attribute['type'] === TYPE_MAP && !is_null($attribute['value'])) {
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$metadataContent .= "\t '" . $metadataAttrName . "' => array(" . PHP_EOL;
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foreach ($attribute['value'] as $key => $value) {
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$metadataContent .= "\t\t'" . $key . "' => '" . $value . "'," . PHP_EOL;
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}
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$metadataContent .= "\t)," . PHP_EOL;
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}
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}
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$metadataContent .= ");" . PHP_EOL . "\n";
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}
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$content .= $metadataContent;
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}
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file_put_contents($absoluteFileName, $content,LOCK_EX);
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if (file_exists($absoluteFileName)) {
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header('Content-Description: File Transfer');
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header('Content-Type: application/octet-stream');
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header('Content-Disposition: attachment; filename="' . basename($absoluteFileName) . '"');
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header('Expires: 0');
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header('Cache-Control: must-revalidate');
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header('Pragma: public');
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header('Content-Length: ' . filesize($absoluteFileName));
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readfile($absoluteFileName);
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exit;
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}

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