raspisms/controllers/internals/Contact.php

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<?php
/*
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* This file is part of RaspiSMS.
*
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* (c) Pierre-Lin Bonnemaison <plebwebsas@gmail.com>
*
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* This source file is subject to the GPL-3.0 license that is bundled
* with this source code in the file LICENSE.
*/
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namespace controllers\internals;
class Contact extends StandardController
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{
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protected $model;
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/**
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* Return a contact for a user by a number.
*
* @param int $id_user : user id
* @param string $number : Contact number
*
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* @return array
*/
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public function get_by_number_and_user(int $id_user, string $number)
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{
return $this->get_model()->get_by_number_and_user($id_user, $number);
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}
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/**
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* Return a contact by his name for a user.
*
* @param int $id_user : User id
* @param string $name : Contact name
*
* @return array
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*/
public function get_by_name_and_user(int $id_user, string $name)
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{
return $this->get_model()->get_by_name_and_user($id_user, $name);
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}
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/**
* Return all contacts of a user.
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*
* @param int $id_user : user id
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*
* @return array
*/
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public function gets_for_user(int $id_user)
{
return $this->get_model()->gets_for_user($id_user);
}
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/**
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* Create a new contact.
*
* @param int $id_user : User id
* @param string $number : Contact number
* @param string $name : Contact name
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* @param string $data : Contact data
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*
* @return mixed bool|int : False if cannot create contact, id of the new contact else
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*/
public function create($id_user, $number, $name, $data)
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{
$contact = [
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'id_user' => $id_user,
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'number' => $number,
'name' => $name,
'data' => $data,
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];
$result = $this->get_model()->insert($contact);
if (!$result)
{
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return $result;
}
$internal_event = new Event($this->bdd);
$internal_event->create($id_user, 'CONTACT_ADD', 'Ajout contact : ' . $name . ' (' . \controllers\internals\Tool::phone_format($number) . ')');
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return $result;
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}
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/**
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* Update a contact.
*
* @param int $id_user : User id
* @param int $id : Contact id
* @param string $number : Contact number
* @param string $name : Contact name
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* @param ?string $data : Contact data
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*
* @return int : number of modified rows
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*/
public function update_for_user(int $id_user, int $id, string $number, string $name, string $data)
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{
$contact = [
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'number' => $number,
'name' => $name,
'data' => $data,
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];
return $this->get_model()->update_for_user($id_user, $id, $contact);
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}
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/**
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* Import a list of contacts as csv.
*
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* @param resource $file_handler : File handler to import contacts from
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* @param int $id_user : User id
*
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* @return mixed : False on error, number of inserted contacts else
*/
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public function import_csv(int $id_user, $file_handler)
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{
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if (!\is_resource($file_handler))
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{
return false;
}
$nb_insert = 0;
$head = null;
while ($line = fgetcsv($file_handler))
{
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if (null === $head)
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{
$head = $line;
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continue;
}
//Padding line with '' entries to make sure its same length as head
//this allow to mix users with data with users without data
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$line = array_pad($line, \count($head), '');
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$line = array_combine($head, $line);
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if (false === $line)
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{
continue;
}
if (!isset($line[array_keys($line)[0]], $line[array_keys($line)[1]]))
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{
continue;
}
$data = [];
$i = 0;
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foreach ($line as $key => $value)
{
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++$i;
if ($i < 3)
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{
continue;
}
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if ('' === $value)
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{
continue;
}
$key = mb_ereg_replace('[\W]', '', $key);
$data[$key] = $value;
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}
$data = json_encode($data);
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try
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{
$success = $this->create($id_user, $line[array_keys($line)[1]], $line[array_keys($line)[0]], $data);
if ($success)
{
++$nb_insert;
}
}
catch (\Exception $e)
{
continue;
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}
}
return $nb_insert;
}
/**
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* Import a list of contacts as json.
*
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* @param resource $file_handler : File handler to import contacts from
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* @param int $id_user : User id
*
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* @return mixed : False on error, number of inserted contacts else
*/
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public function import_json(int $id_user, $file_handler)
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{
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if (!\is_resource($file_handler))
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{
return false;
}
$file_content = '';
while ($line = fgets($file_handler))
{
$file_content .= $line;
}
try
{
$contacts = json_decode($file_content, true);
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if (!\is_array($contacts))
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{
return false;
}
$nb_insert = 0;
foreach ($contacts as $contact)
{
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if (!\is_array($contact))
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{
continue;
}
if (!isset($contact['name'], $contact['number']))
{
continue;
}
$data = $contact['data'] ?? [];
$data = json_encode($data);
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try
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{
$success = $this->create($id_user, $contact['number'], $contact['name'], $data);
if ($success)
{
++$nb_insert;
}
}
catch (\Exception $e)
{
continue;
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}
}
return $nb_insert;
}
catch (\Exception $e)
{
return false;
}
}
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/**
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* Export the contacts of a user as csv.
*
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* @param int $id_user : User id
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*
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* @return array : ['headers' => array of headers to return, 'content' => the generated file]
*/
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public function export_csv(int $id_user): array
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{
$contacts = $this->get_model()->gets_for_user($id_user);
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$columns = [0, 1];
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foreach ($contacts as $contact)
{
$data = json_decode($contact['data'], true);
foreach ($data as $key => $value)
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{
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$columns[] = $key;
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}
}
$columns = array_unique($columns);
$lines = [];
foreach ($contacts as $contact)
{
$data = json_decode($contact['data'], true);
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$line = [$contact['name'], $contact['number']];
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foreach (\array_slice($columns, 2) as $column)
{ //ignore first two columns as it's alway name & number
//If their is no data for this column key, we set '' to ignore
if (!isset($data[$column]))
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{
$line[] = '';
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continue;
}
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$line[] = $data[$column];
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}
$lines[] = $line;
}
//Php only support csv formatting to file. To get it in string we need to create a tmp in memory file, write in it, and then read the file into a var
// output up to 5MB is kept in memory, if it becomes bigger it will automatically be written to a temporary file
$csv_tmp_file = fopen('php://temp/maxmemory:' . (5 * 1024 * 1024), 'r+');
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fputcsv($csv_tmp_file, $columns);
foreach ($lines as $line)
{
fputcsv($csv_tmp_file, $line);
}
rewind($csv_tmp_file);
$csv_string = stream_get_contents($csv_tmp_file);
return [
'headers' => [
'Content-Disposition: attachment; filename=contacts.csv',
'Content-Type: text/csv',
'Content-Length: ' . mb_strlen($csv_string),
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],
'content' => $csv_string,
];
}
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/**
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* Export the contacts of a user as json.
*
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* @param int $id_user : User id
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*
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* @return array : ['headers' => array of headers to return, 'content' => the generated file]
*/
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public function export_json(int $id_user): array
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{
$contacts = $this->get_model()->gets_for_user($id_user);
foreach ($contacts as &$contact)
{
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unset($contact['id'], $contact['id_user']);
$contact['data'] = json_decode($contact['data']);
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}
$content = json_encode($contacts);
return [
'headers' => [
'Content-Disposition: attachment; filename=contacts.json',
'Content-Type: application/json',
'Content-Length: ' . mb_strlen($content),
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],
'content' => $content,
];
}
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/**
* Get the model for the Controller.
*/
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protected function get_model(): \models\Contact
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{
$this->model = $this->model ?? new \models\Contact($this->bdd);
return $this->model;
}
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}