de.forumzfd.twinglecampaign/CRM/TwingleCampaign/BAO/TwingleProject.php
Marc Michalsky forumZFD 636929214d
change access modifiers
2020-10-27 10:46:26 +01:00

779 lines
19 KiB
PHP

<?php
namespace CRM\TwingleCampaign\BAO;
use Civi;
use CRM_TwingleCampaign_ExtensionUtil as E;
use CRM_Utils_Array;
use DateTime;
use CRM\TwingleCampaign\BAO\CustomField as CustomField;
use CRM\TwingleCampaign\BAO\TwingleProjectOptions as TwingleProjectOptions;
use Exception;
use CiviCRM_API3_Exception;
include_once E::path() . '/CRM/TwingleCampaign/BAO/CustomField.php';
include_once E::path() . '/CRM/TwingleCampaign/BAO/TwingleProjectOptions.php';
class TwingleProject {
// IN means: heading into CiviCRM database
public const IN = 'IN';
// OUT means: coming from the CiviCRM database
public const OUT = 'OUT';
public const CIVICRM = 'CIVICRM';
public const TWINGLE = 'TWINGLE';
private static $bInitialized = FALSE;
public static $customFieldMapping;
public static $translations;
public static $campaigns;
public static $templates;
private $id;
private $values;
private $options;
/**
* TwingleProject constructor.
*
* @param array $project
* Result array of Twingle API call to
* https://project.twingle.de/api/by-organisation/$organisation_id
*
* @param string $origin
* Origin of the arrays. It can be one of two constants:
* TwingleProject::TWINGLE|CIVICRM
*
* @throws Exception
*/
public function __construct(array $project, string $origin) {
// Fetch custom field mapping once
self::init();
// Create TwingleProjectOptions object
$this->options = new TwingleProjectOptions($project['options'], $origin);
// Unset project options in $project array
unset($project['options']);
// If values come from CiviCRM Campaign API
if ($origin == self::CIVICRM) {
// Set id (campaign id) attribute
$this->id = $project['id'];
// Translate custom field names into Twingle field names
self::translateCustomFields($project, self::OUT);
// Translate keys and values
self::formatValues($project, self::OUT);
self::translateKeys($project, self::OUT);
}
// Add value for campaign type
$project['campaign_type_id'] = 'twingle_project';
// Set project values attribute
$this->values = $project;
}
/**
* Get custom field mapping.
* This function will be fully executed only once, when the TwingleProject
* class gets instantiated for the first time.
*
* @throws Exception
*/
private static function init() {
// Initialize custom field mapping
if (self::$bInitialized) {
return;
}
self::$customFieldMapping = CustomField::getMapping();
// Initialize json files as arrays
$file_paths = [
'translations' => '/CRM/TwingleCampaign/resources/dictionary.json',
'templates' => '/CRM/TwingleCampaign/resources/twingle_api_templates.json',
'campaigns' => '/CRM/TwingleCampaign/resources/campaigns.json',
];
foreach ($file_paths as $key => $file_path) {
// Get array from json file
$file_path = E::path() . $file_path;
$json_file = file_get_contents($file_path);
$json_file_name = pathinfo($file_path)['filename'];
$array = json_decode($json_file, TRUE);
// Throw and log an error if json file can't be read
if (!$array) {
$message = ($json_file_name)
? "Could not read json file $json_file_name"
: "Could not locate json file in path: $file_path";
Civi::log()->error($message);
throw new Exception($message);
}
// Set attribute
self::$$key = $array;
}
self::$bInitialized = TRUE;
}
/**
* Create the TwingleProject as a campaign in CiviCRM if it does not exist
*
* @param bool $is_test
* If true: don't do any changes
*
* @return array
* Returns a response array that contains title, id, project_id and status
*
* @throws CiviCRM_API3_Exception
* @throws Exception
*/
public function create(bool $is_test = FALSE) {
// Create campaign only if it does not already exist
if (!$is_test) {
// Prepare project values for import into database
$values_prepared_for_import = $this->values;
self::formatValues(
$values_prepared_for_import,
self::IN
);
self::translateKeys(
$values_prepared_for_import,
self::IN
);
self::translateCustomFields(
$values_prepared_for_import,
self::IN
);
// Prepare project option values for import into database
$options_prepared_for_import = $this->options->getValues();
TwingleProjectOptions::formatValues(
$options_prepared_for_import,
self::IN
);
self::translateCustomFields(
$options_prepared_for_import,
self::IN
);
// Merge project values and project options values
$merged = array_merge(
$values_prepared_for_import,
$options_prepared_for_import
);
// Set id
$merged['id'] = $this->id;
// Create campaign
$result = civicrm_api3('Campaign', 'create', $merged);
// Update id
$this->id = $result['id'];
// Check if campaign was created successfully
if ($result['is_error'] == 0) {
$response = $this->getResponse('TwingleProject created');
}
else {
$response = $this->getResponse('TwingleProject creation failed');
}
}
// If this is a test, do not create campaign
else {
$response = $this->getResponse('TwingleProject not yet created');
}
return $response;
}
/**
* Update an existing project
*
* @param array $values
* Array with values to update
*
* @param string|null $origin
* Origin of the array. It can be one of two constants:
* TwingleProject::TWINGLE|CIVICRM
*
* @throws Exception
*/
public function update(array $values, string $origin = NULL) {
if ($origin == self::CIVICRM) {
// Set project id
$this->id = $values['id'];
// Translate custom field names
self::translateCustomFields($values, self::OUT);
// Format project values
self::formatValues($values, self::OUT);
// Separate options from project values
self::separateOptions($values);
}
// Update project options
$this->options->update($values['options'], $origin);
// Unset options array in project values
unset($values['options']);
// Update project values
$this->values = array_merge($this->values, $values);
}
/**
* Export values. Ensures that only those values will be exported which the
* Twingle API expects.
*
* @return array
* Array with all values to send to the Twingle API
*
* @throws Exception
*/
public function export() {
$values = $this->values;
self::formatValues($values, self::OUT);
self::translateKeys($values, self::OUT);
// Get template for project
$project = self::$templates['project'];
// Replace array items which the Twingle API does not expect
foreach ($values as $key => $value) {
if (!in_array($key, $project)) {
unset($values[$key]);
}
}
return $values;
}
/**
* Export options. Ensures that only those values will be exported which the
* Twingle API expects. Missing values will get complemented with default
* values.
*
* @return array
* Array with all options to send to the Twingle API
*
* @throws Exception
*
*/
public function exportOptions() {
$options = $this->values['options'];
self::formatValues($options, self::OUT);
self::translateKeys($options, self::OUT);
// Get Template for project options
$project_options_template = self::$templates['project_options'];
// Replace array items which the Twingle API does not expect
foreach ($options as $key => $value) {
if (!key_exists($key, $project_options_template)) {
unset($options[$key]);
}
}
// Complement missing options with default values
return array_merge($project_options_template, $options);
}
/**
* Check if a TwingleProject campaign already exists and if so set attributes
* to the values of the existing campaign.
*
* @return bool
* Returns TRUE id the TwingleProject campaign already exists
*
* @throws CiviCRM_API3_Exception
*
* @throws Exception
*/
public function exists() {
$result = [];
$single = FALSE;
// Get custom field name for project_id
$cf_project_id = TwingleProject::$customFieldMapping['twingle_project_id'];
// If there is more than one campaign for a project, handle the duplicates
while (!$single) {
$result = civicrm_api3('Campaign', 'get', [
'sequential' => 1,
'is_active' => 1,
$cf_project_id => $this->values['id'],
]);
if ($result['count'] > 1) {
TwingleProject::handleDuplicates($result);
}
else {
$single = TRUE;
}
}
// If the campaign for the TwingleProject already exists, some of the
// project's attributes must be updated from the campaign
if ($result['count'] == 1) {
// Extract project values from result array
$values = $result['values'][0];
// Set campaign id attribute
$this->id = $values['id'];
// Translate custom field names back
self::translateCustomFields($values, self::OUT);
// Translate keys from CiviCRM format to Twingle format
self::translateKeys($values, self::OUT);
// Separate options from project values
self::separateOptions($values);
// Translate keys from Twingle format to CiviCRM format
self::translateKeys($values, self::IN);
// Set attributes to the values of the existing TwingleProject campaign
// to reflect the state of the actual campaign in the database
$this->update($values, self::TWINGLE);
return TRUE;
}
else {
return FALSE;
}
}
/**
* Instantiate an existing project by campaign id
*
* @param $id
*
* @return TwingleProject
* @throws CiviCRM_API3_Exception
* @throws Exception
*/
public static function fetch($id) {
$result = civicrm_api3('Campaign', 'getsingle', [
'sequential' => 1,
'id' => $id,
]);
// Separate options from project values
self::separateOptions($result['values']);
return new TwingleProject(
$result['values'],
self::CIVICRM
);
}
/**
* Deactivate all duplicates of a project but the newest one
*
* @param array $result
* The $result array of a civicrm_api3-get-project call
*
* @throws CiviCRM_API3_Exception
*/
private function handleDuplicates(array $result) {
// Sort projects ascending by the value of the last_modified_date
uasort($result['values'], function ($a, $b) {
return $a['last_modified_date'] <=> $b['last_modified_date'];
});
// Delete the newest project from array to keep it active
array_shift($result['values']);
// deactivate the projects
foreach ($result['values'] as $p) {
self::deactivateById($p['id']);
}
}
/**
* Translate array keys between CiviCRM Campaigns and Twingle
*
* @param array $values
* array of which keys shall be translated
*
* @param string $direction
* TwingleProject::IN -> translate array keys from Twingle format into
* CiviCRM format <br>
* TwingleProject::OUT -> translate array keys from CiviCRM format into
* Twingle format
*
* @throws Exception
*/
public static function translateKeys(array &$values, string $direction) {
// Get translations for fields
$field_translations = self::$translations['fields'];
// Set the direction of the translation
if ($direction == self::OUT) {
$field_translations = array_flip($field_translations);
}
// Throw error if $direction constant does not match IN or OUT
elseif ($direction != self::IN) {
throw new Exception(
"Invalid Parameter $direction for translateKeys()"
);
// TODO: use specific exception or create own
}
// Translate keys
foreach ($field_translations as $origin => $translation) {
$values[$translation] = $values[$origin];
unset($values[$origin]);
}
}
/**
* Translate values between CiviCRM Campaigns and Twingle
*
* @param array $values
* array of which values shall be translated
*
* @param string $direction
* TwingleProject::IN -> translate array values from Twingle to CiviCRM <br>
* TwingleProject::OUT -> translate array values from CiviCRM to Twingle
*
* @throws Exception
*/
private function formatValues(array &$values, string $direction) {
if ($direction == self::IN) {
// Change timestamp into DateTime string
if ($values['last_update']) {
$values['last_update'] =
self::getDateTime($values['last_update']);
}
// empty project_type to 'default'
if (!$values['type']) {
$values['type'] = 'default';
}
}
elseif ($direction == self::OUT) {
// Change DateTime string into timestamp
$values['last_modified_date'] =
self::getTimestamp($values['last_modified_date']);
// default project_type to ''
$values['type'] = $values['type'] == 'default'
? ''
: $values['type'];
}
else {
throw new Exception(
"Invalid Parameter $direction for formatValues()"
);
}
}
/**
* Translate between Twingle field names and custom field names
*
* @param array $values
* array of which keys shall be translated
*
* @param string $direction
* TwingleProject::IN -> translate field names into custom field names <br>
* TwingleProject::OUT -> translate custom field names into Twingle field
* names
*
*/
public static function translateCustomFields(array &$values, string $direction) {
// Translate from Twingle field name to custom field name
if ($direction == self::IN) {
foreach (TwingleProject::$customFieldMapping as $field => $custom) {
if (array_key_exists(
str_replace(
'twingle_project_',
'',
$field
),
$values)
) {
$values[$custom] = $values[str_replace(
'twingle_project_',
'',
$field
)];
unset($values[str_replace(
'twingle_project_',
'',
$field
)]
);
}
}
}
// Translate from custom field name to Twingle field name
elseif ($direction == self::OUT) {
foreach (TwingleProject::$customFieldMapping as $field => $custom) {
if (array_key_exists(
$custom,
$values
)
) {
$values[str_replace(
'twingle_project_',
'',
$field
)] = $values[$custom];
unset($values[$custom]);
}
}
}
}
/**
* A function that picks all option values from the values array and puts them
* into an own array.
*
* @param array $values
*/
private static function separateOptions(array &$values) {
$options = [];
// Get array with template for project values and options
$options_template = self::$templates['project_options'];
// Map array items into $values and $options array
foreach ($values as $key => $value) {
if (key_exists($key, $options_template)) {
$options[$key] = $value;
}
}
// Insert options array into values array
$values['options'] = $options;
}
/**
* Deactivate this TwingleProject campaign
*
* @return bool
* TRUE if deactivation was successful
*
* @throws CiviCRM_API3_Exception
*/
public function deactivate() {
return self::deactivateByid($this->id);
}
/**
* Deactivate a TwingleProject campaign by ID
*
* @param $id
* ID of the TwingleProject campaign that should get deactivated
*
* @return bool
* TRUE if deactivation was successful
*
* @throws CiviCRM_API3_Exception
*/
public static function deactivateById($id) {
$result = civicrm_api3('Campaign', 'getsingle', [
'id' => $id,
'sequential' => 1,
]);
$result = civicrm_api3('Campaign', 'create', [
'title' => $result['title'],
'id' => $id,
'is_active' => '0',
]);
// Return TRUE if TwingleProject campaign was deactivated successfully
if ($result['is_error'] == 0) {
return TRUE;
}
// Return FALSE if deactivation failed
else {
return FALSE;
}
}
/**
* Get a response that describes the status of a TwingleProject
*
* @param string $status
* status of the TwingleProject you want the response for
*
* @return array
* Returns a response array that contains title, id, project_id and status
*/
public function getResponse(string $status) {
return [
'title' => $this->values['name'],
'id' => (int) $this->id,
'project_id' => (int) $this->values['id'],
'status' => $status,
];
}
/**
* Validates $input to be either a DateTime string or an Unix timestamp
*
* @param $input
* Pass a DateTime string or a Unix timestamp
*
* @return int
* Returns a Unix timestamp or NULL if $input is invalid
*/
public static function getTimestamp($input) {
// Check whether $input is a Unix timestamp
if (
$dateTime = DateTime::createFromFormat('U', $input)
) {
return $input;
}
// ... or a DateTime string
elseif (
$dateTime = DateTime::createFromFormat('Y-m-d H:i:s', $input)
) {
return $dateTime->getTimestamp();
}
// ... or invalid
else {
return NULL;
}
}
/**
* Validates $input to be either a DateTime string or an Unix timestamp
*
* @param $input
* Pass a DateTime string or a Unix timestamp
*
* @return string
* Returns a DateTime string or NULL if $input is invalid
*/
public static function getDateTime($input) {
// Check whether $input is a Unix timestamp
if (
$dateTime = DateTime::createFromFormat('U', $input)
) {
return $dateTime->format('Y-m-d H:i:s');
}
// ... or a DateTime string
elseif (
$dateTime = DateTime::createFromFormat('Y-m-d H:i:s', $input)
) {
return $input;
}
// ... or invalid
else {
return NULL;
}
}
/**
* Return a timestamp of the last update of the TwingleProject
*
* @return int|null
*/
public function lastUpdate() {
$lastProjectUpdate = self::getTimestamp($this->values['last_modified_date']);
$lastOptionsUpdate = self::getTimestamp($this->options->lastUpdate());
$lastUpdate = $lastProjectUpdate > $lastOptionsUpdate
? $lastProjectUpdate
: $lastOptionsUpdate;
return self::getTimestamp($lastUpdate);
}
/**
* Returns the project_id of a TwingleProject
*
* @return int
*/
public function getProjectId() {
return $this->values['id'];
}
/**
* @return mixed
*/
public function getId() {
return $this->id;
}
}