mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-01 12:19:28 +00:00
ma0048
1170 lines
36 KiB
PHP
1170 lines
36 KiB
PHP
<?php
|
|
|
|
if (! defined('BASEPATH')) exit('No direct script access allowed');
|
|
|
|
/**
|
|
* Library to manage UDFs
|
|
*/
|
|
class UDFLib
|
|
{
|
|
const UDF_UNIQUE_ID = 'udfUniqueId'; // Name of the UDF widget unique id
|
|
|
|
const SESSION_NAME = 'FHC_UDF_WIDGET'; // Name of the session area used for UDFs
|
|
|
|
// Parameters names
|
|
const WIDGET_NAME = 'UDFWidget'; // UDFWidget name
|
|
const SCHEMA_ARG_NAME = 'schema'; // Schema parameter name
|
|
const TABLE_ARG_NAME = 'table'; // Table parameter name
|
|
const FIELD_ARG_NAME = 'field'; // Field parameter name
|
|
const UDFS_ARG_NAME = 'udfs'; // UDFs parameter name
|
|
|
|
// UDF json schema attributes
|
|
const NAME = 'name'; // UDF name attribute
|
|
const TYPE = 'type'; // UDF type attribute
|
|
const SORT = 'sort'; // UDF sort attribute
|
|
const VALIDATION = 'validation'; // UDF validation attribute
|
|
const LIST_VALUES = 'listValues'; // UDF listValues attribute
|
|
const FE_REGEX_LANGUAGE = 'js'; // UDF javascript regex language attribute (front end)
|
|
const BE_REGEX_LANGUAGE = 'php'; // UDF php regex language attribute (back end)
|
|
|
|
// ...to specify permissions that are needed to use this TableWidget
|
|
const REQUIRED_PERMISSIONS_PARAMETER = 'requiredPermissions';
|
|
|
|
const PERMISSION_TABLE_METHOD = 'UDFWidget'; // Name for fake method to be checked by the PermissionLib
|
|
const PERMISSION_TYPE_READ = 'r';
|
|
const PERMISSION_TYPE_WRITE = 'w';
|
|
|
|
// ...to specify the primary key name and value
|
|
const PRIMARY_KEY_NAME = 'primaryKeyName';
|
|
const PRIMARY_KEY_VALUE = 'primaryKeyValue';
|
|
|
|
// HTML components
|
|
const LABEL = 'title';
|
|
const TITLE = 'description';
|
|
const PLACEHOLDER = 'placeholder';
|
|
|
|
// Validation attributes
|
|
const REGEX = 'regex';
|
|
const REQUIRED = 'required';
|
|
const MAX_VALUE = 'max-value';
|
|
const MIN_VALUE = 'min-value';
|
|
const MAX_LENGTH = 'max-length';
|
|
const MIN_LENGTH = 'min-length';
|
|
|
|
// UDF DB constants
|
|
const COLUMN_TYPE = 'jsonb';
|
|
const COLUMN_NAME = 'udf_values';
|
|
const COLUMN_PREFIX = 'udf_';
|
|
const COLUMN_JSON_DESCRIPTION = 'jsons';
|
|
|
|
const CHKBOX_TYPE = 'checkbox'; // UDF checkbox type
|
|
|
|
const PHRASES_APP_NAME = 'core'; // Name of the app parameter used to retrieve phrases
|
|
|
|
private $_ci; // Code igniter instance
|
|
|
|
private $_udfUniqueId; // Property that contains the UDF widget unique id
|
|
|
|
/**
|
|
* Gets CI instance
|
|
*/
|
|
public function __construct()
|
|
{
|
|
$this->_ci =& get_instance();
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
// Public methods
|
|
|
|
/**
|
|
* UDFWidget
|
|
*/
|
|
public function UDFWidget($args, $htmlArgs = array())
|
|
{
|
|
if ((isset($args[self::SCHEMA_ARG_NAME]) && !isEmptyString($args[self::SCHEMA_ARG_NAME]))
|
|
&& (isset($args[self::TABLE_ARG_NAME]) && !isEmptyString($args[self::TABLE_ARG_NAME])))
|
|
{
|
|
// Loads the widget library
|
|
$this->_ci->load->library('WidgetLib');
|
|
|
|
// Loads widgets to render HTML for UDF
|
|
loadResource(APPPATH.'widgets/udf');
|
|
|
|
// Default external block is true
|
|
if (!isset($args[self::FIELD_ARG_NAME]) && !isset($htmlArgs[HTMLWidget::EXTERNAL_BLOCK]))
|
|
{
|
|
$htmlArgs[HTMLWidget::EXTERNAL_BLOCK] = true;
|
|
}
|
|
|
|
return $this->_ci->widgetlib->widget(
|
|
self::WIDGET_NAME,
|
|
$args,
|
|
$htmlArgs
|
|
);
|
|
}
|
|
else
|
|
{
|
|
if (!isset($args[self::SCHEMA_ARG_NAME]) || isEmptyString($args[self::SCHEMA_ARG_NAME]))
|
|
{
|
|
show_error(self::SCHEMA_ARG_NAME.' parameter is missing!');
|
|
}
|
|
if (!isset($args[self::TABLE_ARG_NAME]) || isEmptyString($args[self::TABLE_ARG_NAME]))
|
|
{
|
|
show_error(self::TABLE_ARG_NAME.' parameter is missing!');
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* It renders the HTML of the UDF
|
|
*
|
|
* NOTE: When this method is called $widgetData contains different data from
|
|
* parameter $args in the constructor
|
|
*/
|
|
public function displayUDFWidget(&$widgetData)
|
|
{
|
|
$field = null;
|
|
$schema = $widgetData[self::SCHEMA_ARG_NAME]; // schema attribute
|
|
$table = $widgetData[self::TABLE_ARG_NAME]; // table attribute
|
|
|
|
if (isset($widgetData[self::FIELD_ARG_NAME]))
|
|
{
|
|
$field = $widgetData[self::FIELD_ARG_NAME]; // UDF name
|
|
}
|
|
|
|
$udfResults = $this->_loadUDF($schema, $table); // loads UDF definition
|
|
if (hasData($udfResults))
|
|
{
|
|
$udf = getData($udfResults)[0]; // only one record is loaded
|
|
if (isset($udf->jsons))
|
|
{
|
|
$jsonSchemas = json_decode($udf->jsons); // decode the json schema
|
|
if (is_object($jsonSchemas) || is_array($jsonSchemas))
|
|
{
|
|
//
|
|
$this->_printStartUDFBlock($widgetData);
|
|
|
|
// If the schema is an object then convert it into an array
|
|
if (is_object($jsonSchemas))
|
|
{
|
|
$jsonSchemasArray = array($jsonSchemas);
|
|
}
|
|
else // keep it as it is
|
|
{
|
|
$jsonSchemasArray = $jsonSchemas;
|
|
}
|
|
|
|
$found = false; // used to check if the field is found or not in the json schema
|
|
|
|
$this->_sortJsonSchemas($jsonSchemasArray); // Sort the list of UDF by sort property
|
|
|
|
// Loops through json schemas
|
|
foreach ($jsonSchemasArray as $jsonSchema)
|
|
{
|
|
// If the type property is not present then show an error
|
|
if (!isset($jsonSchema->{self::TYPE}))
|
|
{
|
|
show_error(sprintf('%s.%s: Attribute "type" not present in the json schema', $schema, $table));
|
|
}
|
|
// If the name property is not present then show an error
|
|
if (!isset($jsonSchema->{self::NAME}))
|
|
{
|
|
show_error(sprintf('%s.%s: Attribute "name" not present in the json schema', $schema, $table));
|
|
}
|
|
// If the requiredPermissions property is not present then show an error
|
|
if (!isset($jsonSchema->{self::REQUIRED_PERMISSIONS_PARAMETER}))
|
|
{
|
|
show_error(sprintf('%s.%s: Attribute "requiredPermissions" not present in the json schema', $schema, $table));
|
|
}
|
|
|
|
// Set the required permissions for this UDF
|
|
$this->_setRequiredPermissions($jsonSchema->{self::NAME}, $jsonSchema->{self::REQUIRED_PERMISSIONS_PARAMETER});
|
|
|
|
// If a UDF is specified and is present in the json schemas list or no UDF is specified
|
|
if ((isset($field) && $field == $jsonSchema->{self::NAME}) || !isset($field))
|
|
{
|
|
// If the user has the permissions to read this field
|
|
if ($this->_readAllowed($jsonSchema->{self::REQUIRED_PERMISSIONS_PARAMETER}))
|
|
{
|
|
// Set attributes using phrases
|
|
$this->_setAttributesWithPhrases($jsonSchema, $widgetData[HTMLWidget::HTML_ARG_NAME]);
|
|
|
|
// Set validation attributes
|
|
$this->_setValidationAttributes($jsonSchema, $widgetData[HTMLWidget::HTML_ARG_NAME]);
|
|
|
|
// Set name and id attributes
|
|
$this->_setNameAndId($jsonSchema, $widgetData[HTMLWidget::HTML_ARG_NAME]);
|
|
|
|
// Set if the field is in read only mode
|
|
$this->_setReadOnly($jsonSchema, $widgetData[HTMLWidget::HTML_ARG_NAME]);
|
|
|
|
// Render the HTML for this UDF
|
|
$this->_render($jsonSchema, $widgetData);
|
|
}
|
|
// otherwise the UDF is not displayed
|
|
|
|
// If a UDf is specified and it was found then stop looking through this list
|
|
if (isset($field) && $field == $jsonSchema->{self::NAME})
|
|
{
|
|
$found = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If a UDf is specified and it was not found then show an error
|
|
if (isset($field) && !$found)
|
|
{
|
|
show_error(sprintf('%s.%s: No schema present for field: %s', $schema, $table, $field));
|
|
}
|
|
|
|
//
|
|
$this->_printEndUDFBlock();
|
|
}
|
|
else // not a valid schema
|
|
{
|
|
show_error(sprintf('%s.%s: Not a valid json schema', $schema, $table));
|
|
}
|
|
}
|
|
else // no json column present in table tbl_udf
|
|
{
|
|
show_error(sprintf('%s.%s: Does not contain "jsons" field', $schema, $table));
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* UDFs permissions check and convertion to read them from database
|
|
*/
|
|
public function prepareUDFsRead(&$data, $schemaAndTable, $udfValues = null)
|
|
{
|
|
$this->_ci->load->model('system/UDF_model', 'UDFModel');
|
|
|
|
// Retrieves UDFs definitions for this table
|
|
$resultUDFsDefinitions = $this->_ci->UDFModel->getUDFsDefinitions($schemaAndTable);
|
|
|
|
// If an error occurred while reading from database
|
|
if (isError($resultUDFsDefinitions))
|
|
{
|
|
$data = array(); // then set data as an empty array
|
|
return; // and exit from this method
|
|
}
|
|
|
|
// If there are no UDFs defined for this table the return
|
|
if (!hasData($resultUDFsDefinitions)) return;
|
|
|
|
// If not an error and has data, decodes json that define the UDFs for this table
|
|
$decodedUDFDefinitions = json_decode(
|
|
getData($resultUDFsDefinitions)[0]->{self::COLUMN_JSON_DESCRIPTION}
|
|
);
|
|
|
|
// Looping on results, resultElement is an object that represent a database record
|
|
foreach ($data as $resultElement)
|
|
{
|
|
// Decode the JSON column udf_values
|
|
$udfColumn = json_decode($resultElement->{self::COLUMN_NAME});
|
|
|
|
// If this is not a valid JSON then skip to the next database record
|
|
if ($udfColumn == null) continue;
|
|
|
|
// For each UDF column of this database record
|
|
foreach (get_object_vars($udfColumn) as $columnName => $columnValue)
|
|
{
|
|
$udfColumnToBeRemoved = $columnName; // let's try to remove it
|
|
|
|
// Loops through the UDFs definitions
|
|
foreach ($decodedUDFDefinitions as $decodedUDFDefinition)
|
|
{
|
|
// If the column exists in the UDF definition
|
|
if ($columnName == $decodedUDFDefinition->{self::NAME})
|
|
{
|
|
$udfColumnToBeRemoved = null; // then keep it
|
|
}
|
|
}
|
|
|
|
// If in this record have been found a _not_ defined UDF then remove it
|
|
if (!isEmptyString($udfColumnToBeRemoved)) unset($udfColumn->{$udfColumnToBeRemoved});
|
|
}
|
|
|
|
// Loops through the UDFs definitions
|
|
foreach ($decodedUDFDefinitions as $decodedUDFDefinition)
|
|
{
|
|
// Checks if the requiredPermissions is available and it is a valid array or a valid string
|
|
if (isset($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER})
|
|
&& (!isEmptyArray($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER})
|
|
|| !isEmptyString($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER})))
|
|
{
|
|
// Then check if the user has the permissions to read such UDF
|
|
if (!$this->_readAllowed($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER}))
|
|
{
|
|
// If not then remove the UDF from the result set
|
|
unset($udfColumn->{$decodedUDFDefinition->{self::NAME}});
|
|
}
|
|
}
|
|
else // If not then remove the UDF from the result set
|
|
{
|
|
unset($udfColumn->{$decodedUDFDefinition->{self::NAME}});
|
|
}
|
|
}
|
|
|
|
// Add the defined and permitted UDF columns to the record set
|
|
foreach (get_object_vars($udfColumn) as $columnName => $columnValue)
|
|
{
|
|
$resultElement->{$columnName} = $columnValue;
|
|
}
|
|
|
|
// And finally remove the UDFs column
|
|
unset($resultElement->{self::COLUMN_NAME});
|
|
}
|
|
}
|
|
|
|
/**
|
|
* UDFs validation and permissions check to write them into database
|
|
*/
|
|
public function prepareUDFsWrite(&$data, $schemaAndTable, $udfValues = null)
|
|
{
|
|
$validate = success(true); // returned value
|
|
// Contains a list of validation errors for the UDFs that have not passed the validation
|
|
$notValidUDFsArray = array();
|
|
|
|
$this->_ci->load->model('system/UDF_model', 'UDFModel');
|
|
|
|
// Retrieves UDFs definitions for this table
|
|
$resultUDFsDefinitions = $this->_ci->UDFModel->getUDFsDefinitions($schemaAndTable);
|
|
if (hasData($resultUDFsDefinitions)) // standard check if everything is ok and data are present
|
|
{
|
|
// Get udf values from $data & clean udf values from $data
|
|
// NOTE: Must be performed here because the load method populates the property UDFs too
|
|
$udfsParameters = $this->_popUDFParameters($data);
|
|
|
|
$requiredUDFsArray = array(); // contains a list of required UDFs
|
|
// Contains the UDFs values to be stored
|
|
// NOTE: the UDFs supplied that are not present in the UDF definition of this table, will be discarded
|
|
$toBeStoredUDFsArray = array();
|
|
|
|
// Decodes json that define the UDFs for this table
|
|
$decodedUDFDefinitions = json_decode(
|
|
getData($resultUDFsDefinitions)[0]->{self::COLUMN_JSON_DESCRIPTION}
|
|
);
|
|
|
|
// Loops through the UDFs definitions
|
|
foreach ($decodedUDFDefinitions as $decodedUDFDefinition)
|
|
{
|
|
// Checks if the requiredPermissions is available and it is a valid array or a valid string
|
|
if (isset($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER})
|
|
&& (!isEmptyArray($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER})
|
|
|| !isEmptyString($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER})))
|
|
{
|
|
// Then check if the user has the permissions to write such UDF
|
|
if (!$this->_writeAllowed($decodedUDFDefinition->{self::REQUIRED_PERMISSIONS_PARAMETER}))
|
|
{
|
|
// If the logged user has no permissions then remove the UDF
|
|
unset($udfsParameters[$decodedUDFDefinition->{self::NAME}]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// If no permissions have been defined for this UDF then remove it
|
|
unset($udfsParameters[$decodedUDFDefinition->{self::NAME}]);
|
|
}
|
|
|
|
// Loops through the UDFs values that should be stored
|
|
foreach ($udfsParameters as $key => $val)
|
|
{
|
|
$tmpValidateArray = array(); // temporary variable used to store the returned value from _validateUDFs
|
|
|
|
// If this is the definition of this UDF
|
|
if ($decodedUDFDefinition->{self::NAME} == $key)
|
|
{
|
|
if (isset($decodedUDFDefinition->{self::VALIDATION})) // If validation rules are present for this UDF
|
|
{
|
|
// Checks if the given UDF is required and the result will be stored in $chkRequiredPassed
|
|
// If $chkRequiredPassed == true => required check passed
|
|
// If $chkRequiredPassed == false => required check NOT passed
|
|
$chkRequiredPassed = true;
|
|
// If required property is present in the UDF description and it is true
|
|
if (isset($decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED})
|
|
&& $decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED} === true)
|
|
{
|
|
// If this UDF is a checkbox and the given value is false
|
|
// OR
|
|
// if this UD7F is NOT a checkbox and the given value is null
|
|
if (($decodedUDFDefinition->{self::TYPE} == self::CHKBOX_TYPE && $val === false)
|
|
|| ($decodedUDFDefinition->{self::TYPE} != self::CHKBOX_TYPE && $val == null))
|
|
{
|
|
$chkRequiredPassed = false; // not passed
|
|
// A new error is generated and added to array $requiredUDFsArray
|
|
$requiredUDFsArray[$decodedUDFDefinition->{self::NAME}] = error(
|
|
$decodedUDFDefinition->{self::NAME},
|
|
EXIT_VALIDATION_UDF_REQUIRED
|
|
);
|
|
}
|
|
}
|
|
|
|
// If the previous required check has failed then the validation is not performed
|
|
if ($chkRequiredPassed === true)
|
|
{
|
|
// Checks if the validation should be performed
|
|
// If $toBeValidated == true => validation is performed
|
|
// If $toBeValidated == false => validation is NOT performed
|
|
$toBeValidated = false;
|
|
// If this UDF is NOT a checkbox
|
|
if ($decodedUDFDefinition->{self::TYPE} != self::CHKBOX_TYPE)
|
|
{
|
|
// If required property is NOT present in the UDF description
|
|
if (!isset($decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED}))
|
|
{
|
|
$toBeValidated = true;
|
|
}
|
|
// If required property is present in the UDF description and it is true
|
|
if (isset($decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED})
|
|
&& $decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED} === true)
|
|
{
|
|
$toBeValidated = true;
|
|
}
|
|
// If required property is present in the UDF description and it is true and the given value is null
|
|
if (isset($decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED})
|
|
&& $decodedUDFDefinition->{self::VALIDATION}->{self::REQUIRED} === false
|
|
&& $val != null)
|
|
{
|
|
$toBeValidated = true;
|
|
}
|
|
}
|
|
|
|
if ($toBeValidated === true) // Checks if validation should be performed
|
|
{
|
|
$tmpValidateArray = $this->_validateUDFs(
|
|
$decodedUDFDefinition->{self::VALIDATION},
|
|
$decodedUDFDefinition->{self::NAME},
|
|
$val
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
// If validation is ok copy the value that is to be stored into $toBeStoredUDFsArray
|
|
if (isEmptyArray($tmpValidateArray))
|
|
{
|
|
$toBeStoredUDFsArray[$key] = $val;
|
|
}
|
|
else // otherwise store the validation errors in $notValidUDFsArray
|
|
{
|
|
$notValidUDFsArray = array_merge($notValidUDFsArray, $tmpValidateArray);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Copies the remaining required UDFs into $notValidUDFsArray
|
|
// because they were not supplied, therefore must be notified as error
|
|
foreach ($requiredUDFsArray as $key => $val)
|
|
{
|
|
$notValidUDFsArray[] = array($val);
|
|
}
|
|
|
|
// If the validation of all the supplied UDFs is ok
|
|
if (isEmptyArray($notValidUDFsArray))
|
|
{
|
|
// An update is performed, then in this case it preserves the values
|
|
// of the UDF that are not updated
|
|
if (!isEmptyArray($udfValues))
|
|
{
|
|
foreach ($udfValues as $fieldName => $fieldValue)
|
|
{
|
|
// If this field is not present in the given parameters
|
|
// then copy it from the DB without changes
|
|
if (!array_key_exists($fieldName, $toBeStoredUDFsArray))
|
|
{
|
|
$toBeStoredUDFsArray[$fieldName] = $fieldValue;
|
|
}
|
|
}
|
|
}
|
|
$encodedToBeStoredUDFs = json_encode($toBeStoredUDFsArray); // encode to json
|
|
if ($encodedToBeStoredUDFs !== false) // if encode was ok
|
|
{
|
|
// Save the supplied UDFs values
|
|
$data[self::COLUMN_NAME] = $encodedToBeStoredUDFs;
|
|
}
|
|
}
|
|
else // otherwise the returning value will be the list of UDFs validation errors
|
|
{
|
|
$validate = error($notValidUDFsArray, EXIT_VALIDATION_UDF);
|
|
}
|
|
}
|
|
|
|
return $validate;
|
|
}
|
|
|
|
/**
|
|
* isUDFColumn
|
|
*/
|
|
public function isUDFColumn($columnName, $columnType = self::COLUMN_TYPE)
|
|
{
|
|
$isUDFColumn = false;
|
|
|
|
if (substr($columnName, 0, strlen(self::COLUMN_PREFIX)) == self::COLUMN_PREFIX
|
|
&& $columnType == self::COLUMN_TYPE)
|
|
{
|
|
$isUDFColumn = true;
|
|
}
|
|
|
|
return $isUDFColumn;
|
|
}
|
|
|
|
/**
|
|
* Set the _udfUniqueId property
|
|
*/
|
|
public function setUDFUniqueId($udfUniqueId)
|
|
{
|
|
$this->_udfUniqueId = $udfUniqueId;
|
|
}
|
|
|
|
/**
|
|
* Return an unique string that identify this UDF widget
|
|
* NOTE: The default value is the URI where the FilterWidget is called
|
|
* If the fhc_controller_id is present then is also used
|
|
*/
|
|
public function setUDFUniqueIdByParams($params)
|
|
{
|
|
if ($params != null
|
|
&& is_array($params)
|
|
&& isset($params[self::UDF_UNIQUE_ID])
|
|
&& !isEmptyString($params[self::UDF_UNIQUE_ID]))
|
|
{
|
|
$udfUniqueId = $this->_ci->router->directory.$this->_ci->router->class.'/'.
|
|
$this->_ci->router->method.'/'.
|
|
$params[self::UDF_UNIQUE_ID];
|
|
|
|
$this->setUDFUniqueId($udfUniqueId);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Wrapper method to the session helper funtions to retrieve the whole session for this UDF widget
|
|
*/
|
|
public function getSession()
|
|
{
|
|
return getSessionElement(self::SESSION_NAME, $this->_udfUniqueId);
|
|
}
|
|
|
|
/**
|
|
* Wrapper method to the session helper funtions to retrieve one element from the session of this UDF widget
|
|
*/
|
|
public function getSessionElement($name)
|
|
{
|
|
$session = getSessionElement(self::SESSION_NAME, $this->_udfUniqueId);
|
|
|
|
if (isset($session[$name]))
|
|
{
|
|
return $session[$name];
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Wrapper method to the session helper funtions to set the whole session for this UDF widget
|
|
*/
|
|
public function setSession($data)
|
|
{
|
|
setSessionElement(self::SESSION_NAME, $this->_udfUniqueId, $data);
|
|
}
|
|
|
|
/**
|
|
* Wrapper method to the session helper funtions to set one element in the session for this UDF widget
|
|
*/
|
|
public function setSessionElement($name, $value)
|
|
{
|
|
$session = getSessionElement(self::SESSION_NAME, $this->_udfUniqueId);
|
|
|
|
$session[$name] = $value;
|
|
|
|
setSessionElement(self::SESSION_NAME, $this->_udfUniqueId, $session); // stores the single value
|
|
}
|
|
|
|
/**
|
|
* Save UDFs
|
|
*/
|
|
public function saveUDFs($udfs)
|
|
{
|
|
// Read the all session for this udf widget
|
|
$session = $this->getSession();
|
|
|
|
// If session is empty then return an error
|
|
if ($session == null) return error('No UDFWidget loaded');
|
|
|
|
// Workaround to load CI
|
|
$this->_ci->load->model('system/UDF_model', 'UDFModel');
|
|
|
|
// Initialize a new DB_Model
|
|
$dbModel = new DB_Model();
|
|
|
|
// Setup the new dbModel object with...
|
|
$dbModel->setup(
|
|
$session[self::SCHEMA_ARG_NAME], // ... schema...
|
|
$session[self::TABLE_ARG_NAME], // ...table...
|
|
$session[self::PRIMARY_KEY_NAME] // ...and primary key name
|
|
);
|
|
|
|
// Returns the result of the database update operation to save UDFs
|
|
return $dbModel->update(
|
|
array($session[self::PRIMARY_KEY_NAME] => $session[self::PRIMARY_KEY_VALUE]),
|
|
get_object_vars($udfs)
|
|
);
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
// Private methods
|
|
//
|
|
|
|
/**
|
|
* Checks if at least one of the permissions given as parameter belongs to the authenticated user in read mode
|
|
* Wrapper method to permissionlib->hasAtLeastOne
|
|
*/
|
|
private function _readAllowed($requiredPermissions)
|
|
{
|
|
$readAllowed = false;
|
|
|
|
// If the user is logged then it is possible to check the permissions
|
|
if (isLogged())
|
|
{
|
|
$this->_ci->load->library('PermissionLib'); // Load permission library
|
|
|
|
$readAllowed = $this->_ci->permissionlib->hasAtLeastOne(
|
|
$requiredPermissions,
|
|
self::PERMISSION_TABLE_METHOD,
|
|
self::PERMISSION_TYPE_READ
|
|
);
|
|
} // otherwise it is not possible to check the permissions
|
|
|
|
return $readAllowed;
|
|
}
|
|
|
|
/**
|
|
* Checks if at least one of the permissions given as parameter belongs to the authenticated user in write mode
|
|
* Wrapper method to permissionlib->hasAtLeastOne
|
|
*/
|
|
private function _writeAllowed($requiredPermissions)
|
|
{
|
|
$writeAllowed = false;
|
|
|
|
// If the user is logged then it is possible to check the permissions
|
|
if (isLogged())
|
|
{
|
|
$this->_ci->load->library('PermissionLib'); // Load permission library
|
|
|
|
$writeAllowed = $this->_ci->permissionlib->hasAtLeastOne(
|
|
$requiredPermissions,
|
|
self::PERMISSION_TABLE_METHOD,
|
|
self::PERMISSION_TYPE_WRITE
|
|
);
|
|
} // otherwise it is not possible to check the permissions
|
|
|
|
return $writeAllowed;
|
|
}
|
|
|
|
/**
|
|
* Set an array of required permissions for a UDF into the session
|
|
*/
|
|
private function _setRequiredPermissions($udfName, $permissions)
|
|
{
|
|
// Get the session for this UDFWidget
|
|
$session = $this->getSession();
|
|
|
|
// If does _not_ exist yet in the session
|
|
if (!isset($session[self::REQUIRED_PERMISSIONS_PARAMETER]))
|
|
{
|
|
$session[self::REQUIRED_PERMISSIONS_PARAMETER] = array();
|
|
}
|
|
|
|
// Set the required permission in the session for this UDFWidget
|
|
$session[self::REQUIRED_PERMISSIONS_PARAMETER][$udfName] = $permissions;
|
|
|
|
// Write into the session
|
|
$this->setSession($session);
|
|
}
|
|
|
|
/**
|
|
* Print the block for UDFs
|
|
*/
|
|
private function _printStartUDFBlock($widgetData)
|
|
{
|
|
$startBlock = '<div type="%s" udfUniqueId="%s">'."\n";
|
|
|
|
echo sprintf(
|
|
$startBlock,
|
|
self::WIDGET_NAME,
|
|
$widgetData[self::UDF_UNIQUE_ID]
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Print the end of the UDFs block
|
|
*/
|
|
private function _printEndUDFBlock()
|
|
{
|
|
echo '</div>'."\n";
|
|
}
|
|
|
|
/**
|
|
* Move UDFs from $data to $UDFs
|
|
*/
|
|
private function _popUDFParameters(&$data)
|
|
{
|
|
$udfsParameters = array();
|
|
|
|
foreach ($data as $columnName => $columnValue)
|
|
{
|
|
if ($this->isUDFColumn($columnName))
|
|
{
|
|
$udfsParameters[$columnName] = $columnValue; // stores UDF value into property UDFs
|
|
unset($data[$columnName]); // remove from data
|
|
}
|
|
}
|
|
|
|
return $udfsParameters;
|
|
}
|
|
|
|
/**
|
|
* Validates UDF value
|
|
*/
|
|
private function _validateUDFs($decodedUDFValidation, $udfName, $udfValue)
|
|
{
|
|
$returnArrayValidation = array(); // returned value
|
|
|
|
// If $udfValue is not an array, then store it inside a new array
|
|
$tmpUdfValues = $udfValue;
|
|
if (!is_array($udfValue))
|
|
{
|
|
$tmpUdfValues = array($udfValue);
|
|
}
|
|
|
|
// Loops through all the supplied UDFs values
|
|
foreach ($tmpUdfValues as $udfValIndx => $udfVal)
|
|
{
|
|
// If the single UDF value is not an array or an object
|
|
if (!is_array($udfVal) && !is_object($udfVal))
|
|
{
|
|
// If the UDF value is numeric (integer, float, double...)
|
|
if (is_numeric($udfVal))
|
|
{
|
|
// If min value attribute is present in the validation for this UDF,
|
|
// then checks if the value of this UDF is compliant to this attribute
|
|
if (isset($decodedUDFValidation->{self::MIN_VALUE})
|
|
&& $udfVal < $decodedUDFValidation->{self::MIN_VALUE})
|
|
{
|
|
// validation is failed and the error is stored in $returnArrayValidation
|
|
$returnArrayValidation[] = error($udfName, EXIT_VALIDATION_UDF_MIN_VALUE);
|
|
}
|
|
|
|
// If max value attribute is present in the validation for this UDF,
|
|
// then checks if the value of this UDF is compliant to this attribute
|
|
if (isset($decodedUDFValidation->{self::MAX_VALUE})
|
|
&& $udfVal > $decodedUDFValidation->{self::MAX_VALUE})
|
|
{
|
|
// validation is failed and the error is stored in $returnArrayValidation
|
|
$returnArrayValidation[] = error($udfName, EXIT_VALIDATION_UDF_MAX_VALUE);
|
|
}
|
|
}
|
|
|
|
$strUdfVal = strval($udfVal); // store in $strUdfVal the string conversion of $udfVal
|
|
// If min length attribute is present in the validation for this UDF,
|
|
// then checks if the value of this UDF is compliant to this attribute
|
|
if (isset($decodedUDFValidation->{self::MIN_LENGTH}) && isset($strUdfVal)
|
|
&& strlen($strUdfVal) < $decodedUDFValidation->{self::MIN_LENGTH})
|
|
{
|
|
// validation is failed and the error is stored in $returnArrayValidation
|
|
$returnArrayValidation[] = error($udfName, EXIT_VALIDATION_UDF_MIN_LENGTH);
|
|
}
|
|
|
|
// If max length attribute is present in the validation for this UDF,
|
|
// then checks if the value of this UDF is compliant to this attribute
|
|
if (isset($decodedUDFValidation->{self::MAX_LENGTH}) && isset($strUdfVal)
|
|
&& strlen($strUdfVal) > $decodedUDFValidation->{self::MAX_LENGTH})
|
|
{
|
|
// validation is failed and the error is stored in $returnArrayValidation
|
|
$returnArrayValidation[] = error($udfName, EXIT_VALIDATION_UDF_MAX_LENGTH);
|
|
}
|
|
|
|
// If $udfVal is a string
|
|
if (is_string($udfVal))
|
|
{
|
|
// Search for a php regular expression in the validation of this UDF, if one is found
|
|
// then checks if the value of this UDF is compliant to this attribute
|
|
if (isset($decodedUDFValidation->{self::REGEX})
|
|
&& is_array($decodedUDFValidation->{self::REGEX}))
|
|
{
|
|
foreach ($decodedUDFValidation->{self::REGEX} as $regexIndx => $regex)
|
|
{
|
|
if ($regex->language == self::BE_REGEX_LANGUAGE)
|
|
{
|
|
if (preg_match($regex->expression, $udfVal) != 1)
|
|
{
|
|
// validation is failed and the error is stored in $returnArrayValidation
|
|
$returnArrayValidation[] = error($udfName, EXIT_VALIDATION_UDF_REGEX);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else // otherwise the validation is failed and the error is stored in $returnArrayValidation
|
|
{
|
|
$returnArrayValidation[] = error($udfName, EXIT_VALIDATION_UDF_NOT_VALID_VAL);
|
|
}
|
|
}
|
|
|
|
return $returnArrayValidation;
|
|
}
|
|
|
|
/**
|
|
* Disable the HTML element if in read only mode
|
|
*/
|
|
private function _setReadOnly($jsonSchema, &$htmlParameters)
|
|
{
|
|
// If write permissions _not_ exist then set the field as disabled
|
|
if (!$this->_writeAllowed($jsonSchema->{self::REQUIRED_PERMISSIONS_PARAMETER}))
|
|
{
|
|
$htmlParameters[HTMLWidget::DISABLED] = HTMLWidget::DISABLED; // any values is fine
|
|
}
|
|
else // otherwise restore to default
|
|
{
|
|
if (isset($htmlParameters[HTMLWidget::DISABLED])) unset($htmlParameters[HTMLWidget::DISABLED]);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set the name and id attribute of the HTML element
|
|
*/
|
|
private function _setNameAndId($jsonSchema, &$htmlParameters)
|
|
{
|
|
$htmlParameters[HTMLWidget::HTML_ID] = $jsonSchema->{self::NAME};
|
|
$htmlParameters[HTMLWidget::HTML_NAME] = $jsonSchema->{self::NAME};
|
|
}
|
|
|
|
/**
|
|
* Sort the list of UDF by sort property
|
|
*/
|
|
private function _sortJsonSchemas(&$jsonSchemasArray)
|
|
{
|
|
usort($jsonSchemasArray, function ($a, $b) {
|
|
if (!isset($a->{self::SORT}))
|
|
{
|
|
$a->{self::SORT} = 9999;
|
|
}
|
|
if (!isset($b->{self::SORT}))
|
|
{
|
|
$b->{self::SORT} = 9999;
|
|
}
|
|
if ($a->{self::SORT} == $b->{self::SORT})
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return ($a->{self::SORT} < $b->{self::SORT}) ? -1 : 1;
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Loads the UDF description by the given schema and table
|
|
*/
|
|
private function _loadUDF($schema, $table)
|
|
{
|
|
// Loads UDF model
|
|
$this->_ci->load->model('system/UDF_model', 'UDFModel');
|
|
|
|
$udfResults = $this->_ci->UDFModel->loadWhere(
|
|
array(
|
|
'schema' => $schema,
|
|
'table' => $table
|
|
)
|
|
);
|
|
|
|
if (isError($udfResults))
|
|
{
|
|
show_error(getError($udfResults));
|
|
}
|
|
elseif (!hasData($udfResults))
|
|
{
|
|
show_error(sprintf('%s.%s does not contain UDF', $schema, $table));
|
|
}
|
|
|
|
return $udfResults;
|
|
}
|
|
|
|
/**
|
|
* Render the HTML for the UDF
|
|
*/
|
|
private function _render($jsonSchema, &$widgetData)
|
|
{
|
|
// Checkbox
|
|
if ($jsonSchema->{self::TYPE} == 'checkbox')
|
|
{
|
|
$this->_renderCheckbox($jsonSchema, $widgetData);
|
|
}
|
|
// Textfield
|
|
elseif ($jsonSchema->{self::TYPE} == 'textfield')
|
|
{
|
|
$this->_renderTextfield($jsonSchema, $widgetData);
|
|
}
|
|
// Textarea
|
|
elseif ($jsonSchema->{self::TYPE} == 'textarea')
|
|
{
|
|
$this->_renderTextarea($jsonSchema, $widgetData);
|
|
}
|
|
// Date
|
|
elseif ($jsonSchema->{self::TYPE} == 'date')
|
|
{
|
|
// To be done
|
|
}
|
|
// Dropdown
|
|
elseif ($jsonSchema->{self::TYPE} == 'dropdown')
|
|
{
|
|
$this->_renderDropdown($jsonSchema, $widgetData);
|
|
}
|
|
// Multiple dropdown
|
|
elseif ($jsonSchema->{self::TYPE} == 'multipledropdown')
|
|
{
|
|
$this->_renderDropdown($jsonSchema, $widgetData, true);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Renders a dropdown element
|
|
*/
|
|
private function _renderDropdown($jsonSchema, &$widgetData, $multiple = false)
|
|
{
|
|
// Selected element/s
|
|
if (isset($widgetData[self::UDFS_ARG_NAME])
|
|
&& isset($widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}]))
|
|
{
|
|
$widgetData[DropdownWidget::SELECTED_ELEMENT] = $widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}];
|
|
}
|
|
else
|
|
{
|
|
$widgetData[DropdownWidget::SELECTED_ELEMENT] = null;
|
|
}
|
|
|
|
$dropdownWidgetUDF = new DropdownWidgetUDF(self::WIDGET_NAME, $widgetData);
|
|
$parameters = array();
|
|
|
|
// If the list of values to show is an array
|
|
if (isset($jsonSchema->{self::LIST_VALUES}->enum))
|
|
{
|
|
$parameters = $jsonSchema->{self::LIST_VALUES}->enum;
|
|
}
|
|
// If the list of values to show should be retrieved with a SQL statement
|
|
elseif (isset($jsonSchema->{self::LIST_VALUES}->sql))
|
|
{
|
|
// UDFModel is loaded in method _loadUDF that is called before the current method
|
|
$queryResult = $this->_ci->UDFModel->execReadOnlyQuery($jsonSchema->{self::LIST_VALUES}->sql);
|
|
if (hasData($queryResult))
|
|
{
|
|
$parameters = getData($queryResult);
|
|
}
|
|
}
|
|
|
|
if ($multiple) // multiple dropdown
|
|
{
|
|
$dropdownWidgetUDF->setMultiple();
|
|
}
|
|
|
|
$dropdownWidgetUDF->render($parameters);
|
|
}
|
|
|
|
/**
|
|
* Renders a textarea element
|
|
*/
|
|
private function _renderTextarea($jsonSchema, &$widgetData)
|
|
{
|
|
$text = null; // text value
|
|
$textareaUDF = new TextareaWidgetUDF(self::WIDGET_NAME, $widgetData);
|
|
|
|
// Set text value if present in the DB
|
|
if (isset($widgetData[self::UDFS_ARG_NAME])
|
|
&& isset($widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}]))
|
|
{
|
|
$text = $widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}];
|
|
}
|
|
|
|
$textareaUDF->render($text);
|
|
}
|
|
|
|
/**
|
|
* Renders an input text element
|
|
*/
|
|
private function _renderTextfield($jsonSchema, &$widgetData)
|
|
{
|
|
$text = null; // text value
|
|
$textareaUDF = new TextfieldWidgetUDF(self::WIDGET_NAME, $widgetData);
|
|
|
|
// Set text value if present in the DB
|
|
if (isset($widgetData[self::UDFS_ARG_NAME])
|
|
&& isset($widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}]))
|
|
{
|
|
$text = $widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}];
|
|
}
|
|
|
|
$textareaUDF->render($text);
|
|
}
|
|
|
|
/**
|
|
* Renders a checkbox element
|
|
*/
|
|
private function _renderCheckbox($jsonSchema, &$widgetData)
|
|
{
|
|
// Set checkbox value if present in the DB
|
|
if (isset($widgetData[self::UDFS_ARG_NAME])
|
|
&& isset($widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}]))
|
|
{
|
|
$widgetData[CheckboxWidget::VALUE_FIELD] = $widgetData[self::UDFS_ARG_NAME][$jsonSchema->{self::NAME}];
|
|
}
|
|
else
|
|
{
|
|
$widgetData[CheckboxWidget::VALUE_FIELD] = CheckboxWidget::HTML_DEFAULT_VALUE;
|
|
}
|
|
|
|
$checkboxWidgetUDF = new CheckboxWidgetUDF(self::WIDGET_NAME, $widgetData);
|
|
|
|
$checkboxWidgetUDF->render();
|
|
}
|
|
|
|
/**
|
|
* Sets the attributes of the HTML element using the phrases system
|
|
*/
|
|
private function _setAttributesWithPhrases($jsonSchema, &$htmlParameters)
|
|
{
|
|
// By default set to null all the attributes
|
|
$htmlParameters[HTMLWidget::LABEL] = null;
|
|
$htmlParameters[HTMLWidget::TITLE] = null;
|
|
$htmlParameters[HTMLWidget::PLACEHOLDER] = null;
|
|
|
|
// Description, title and placeholder
|
|
if (isset($jsonSchema->{self::LABEL})
|
|
|| isset($jsonSchema->{self::TITLE})
|
|
|| isset($jsonSchema->{self::PLACEHOLDER}))
|
|
{
|
|
// Loads phrases library
|
|
$this->_ci->load->library('PhrasesLib');
|
|
|
|
// If is set the label property in the json schema
|
|
if (isset($jsonSchema->{self::LABEL}))
|
|
{
|
|
// Load the related phrase
|
|
$tmpResult = $this->_ci->phraseslib->getPhrases(
|
|
self::PHRASES_APP_NAME,
|
|
getUserLanguage(),
|
|
$jsonSchema->{self::LABEL},
|
|
null,
|
|
null,
|
|
'no'
|
|
);
|
|
if (hasData($tmpResult))
|
|
{
|
|
$htmlParameters[HTMLWidget::LABEL] = getData($tmpResult)[0]->text;
|
|
}
|
|
}
|
|
|
|
// If is set the title property in the json schema
|
|
if (isset($jsonSchema->{self::TITLE}))
|
|
{
|
|
// Load the related phrase
|
|
$tmpResult = $this->_ci->phraseslib->getPhrases(
|
|
self::PHRASES_APP_NAME,
|
|
getUserLanguage(),
|
|
$jsonSchema->{self::TITLE},
|
|
null,
|
|
null,
|
|
'no'
|
|
);
|
|
if (hasData($tmpResult))
|
|
{
|
|
$htmlParameters[HTMLWidget::TITLE] = getData($tmpResult)[0]->text;
|
|
}
|
|
}
|
|
|
|
// If is set the placeholder property in the json schema
|
|
if (isset($jsonSchema->{self::PLACEHOLDER}))
|
|
{
|
|
// Load the related phrase
|
|
$tmpResult = $this->_ci->phraseslib->getPhrases(
|
|
self::PHRASES_APP_NAME,
|
|
getUserLanguage(),
|
|
$jsonSchema->{self::PLACEHOLDER},
|
|
null,
|
|
null,
|
|
'no'
|
|
);
|
|
if (hasData($tmpResult))
|
|
{
|
|
$htmlParameters[HTMLWidget::PLACEHOLDER] = getData($tmpResult)[0]->text;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the validation attributes of the HTML element using the configuration inside the json schema
|
|
*/
|
|
private function _setValidationAttributes($jsonSchema, &$htmlParameters)
|
|
{
|
|
// Validation attributes set by default to null
|
|
$htmlParameters[HTMLWidget::REGEX] = null;
|
|
$htmlParameters[HTMLWidget::REQUIRED] = null;
|
|
$htmlParameters[HTMLWidget::MIN_VALUE] = null;
|
|
$htmlParameters[HTMLWidget::MAX_VALUE] = null;
|
|
$htmlParameters[HTMLWidget::MIN_LENGTH] = null;
|
|
$htmlParameters[HTMLWidget::MAX_LENGTH] = null;
|
|
|
|
// If validation property is present in the json schema
|
|
if (isset($jsonSchema->{self::VALIDATION}))
|
|
{
|
|
$jsonSchemaValidation =& $jsonSchema->{self::VALIDATION}; // Reference for a better code readability
|
|
|
|
// Front-end regex
|
|
if (isset($jsonSchemaValidation->{self::REGEX})
|
|
&& is_array($jsonSchemaValidation->{self::REGEX}))
|
|
{
|
|
foreach ($jsonSchemaValidation->{self::REGEX} as $regex)
|
|
{
|
|
if ($regex->language === self::FE_REGEX_LANGUAGE)
|
|
{
|
|
$htmlParameters[HTMLWidget::REGEX] = $regex->expression;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Required
|
|
if (isset($jsonSchemaValidation->{self::REQUIRED}))
|
|
{
|
|
$htmlParameters[HTMLWidget::REQUIRED] = $jsonSchemaValidation->{self::REQUIRED};
|
|
}
|
|
|
|
// Min value
|
|
if (isset($jsonSchemaValidation->{self::MIN_VALUE}))
|
|
{
|
|
$htmlParameters[HTMLWidget::MIN_VALUE] = $jsonSchemaValidation->{self::MIN_VALUE};
|
|
}
|
|
|
|
// Max value
|
|
if (isset($jsonSchemaValidation->{self::MAX_VALUE}))
|
|
{
|
|
$htmlParameters[HTMLWidget::MAX_VALUE] = $jsonSchemaValidation->{self::MAX_VALUE};
|
|
}
|
|
|
|
// Min length
|
|
if (isset($jsonSchemaValidation->{self::MIN_LENGTH}))
|
|
{
|
|
$htmlParameters[HTMLWidget::MIN_LENGTH] = $jsonSchemaValidation->{self::MIN_LENGTH};
|
|
}
|
|
|
|
// Max length
|
|
if (isset($jsonSchemaValidation->{self::MAX_LENGTH}))
|
|
{
|
|
$htmlParameters[HTMLWidget::MAX_LENGTH] = $jsonSchemaValidation->{self::MAX_LENGTH};
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|