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 $model = null;
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/**
* Get the model for the Controller
* @return \descartes\Model
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*/
protected function get_model () : \descartes\Model
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{
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$this->model = $this->model ?? new \models\Contact($this->bdd);
return $this->model;
}
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/**
* Return a contact for a user by a number
* @param int $id_user : user id
* @param string $number : Contact number
* @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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/**
* 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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}
/**
* Return all contacts of a user.
* @param int $id_user : user id
* @return array
*/
public function gets_for_user (int $id_user)
{
return $this->get_model()->gets_for_user($id_user);
}
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/**
* Create a new contact
* @param int $id_user : User id
* @param string $number : Contact number
* @param string $name : Contact name
* @param string $datas : Contact datas
* @return mixed bool|int : False if cannot create contact, id of the new contact else
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*/
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public function create($id_user, $number, $name, $datas)
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{
$contact = [
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'id_user' => $id_user,
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'number' => $number,
'name' => $name,
'datas' => $datas,
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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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/**
* Update a contact
* @param int $id_user : User id
* @param int $id : Contact id
* @param string $number : Contact number
* @param string $name : Contact name
* @param ?string $datas : Contact datas
* @return int : number of modified rows
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*/
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public function update_for_user(int $id_user, int $id, string $number, string $name, string $datas)
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{
$contact = [
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'number' => $number,
'name' => $name,
'datas' => $datas,
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];
return $this->get_model()->update_for_user($id_user, $id, $contact);
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}
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/**
* Import a list of contacts as csv
* @param resource $file_handler : File handler to import contacts from
* @param int $id_user : User id
* @return mixed : False on error, number of inserted contacts else
*/
public function import_csv (int $id_user, $file_handler)
{
if (!is_resource($file_handler))
{
return false;
}
$nb_insert = 0;
$head = null;
while ($line = fgetcsv($file_handler))
{
if ($head === null)
{
$head = $line;
continue;
}
$line = array_combine($head, $line);
if ($line === false)
{
continue;
}
if (!isset($line['name'], $line['number']))
{
continue;
}
$datas = [];
foreach ($line as $key => $value)
{
if ($key == 'name' || $key == 'number')
{
continue;
}
if ($value === '')
{
continue;
}
$key = mb_ereg_replace('[\W]', '', $key);
$datas[$key] = $value;
}
$datas = json_encode($datas);
$success = $this->create($id_user, $line['number'], $line['name'], $datas);
if ($success)
{
$nb_insert ++;
}
}
return $nb_insert;
}
/**
* Import a list of contacts as json
* @param resource $file_handler : File handler to import contacts from
* @param int $id_user : User id
* @return mixed : False on error, number of inserted contacts else
*/
public function import_json (int $id_user, $file_handler)
{
if (!is_resource($file_handler))
{
return false;
}
$file_content = '';
while ($line = fgets($file_handler))
{
$file_content .= $line;
}
try
{
$contacts = json_decode($file_content, true);
if (!is_array($contacts))
{
return false;
}
$nb_insert = 0;
foreach ($contacts as $contact)
{
if (!is_array($contact))
{
continue;
}
if (!isset($contact['name'], $contact['number']))
{
continue;
}
$datas = $contact['datas'] ?? [];
$datas = json_encode($datas);
$success = $this->create($id_user, $contact['number'], $contact['name'], $datas);
if ($success)
{
$nb_insert ++;
}
}
return $nb_insert;
}
catch (\Exception $e)
{
return false;
}
}
/**
* Export the contacts of a user as csv
* @param int $id_user : User id
* @return array : ['headers' => array of headers to return, 'content' => the generated file]
*/
public function export_csv (int $id_user) : array
{
$contacts = $this->get_model()->gets_for_user($id_user);
$columns = [
'name',
'number',
];
foreach ($contacts as $contact)
{
$datas = json_decode($contact['datas'], true);
foreach ($datas as $key => $value)
{
$columns[] = $key;
}
}
$columns = array_unique($columns);
$lines = [];
foreach ($contacts as $contact)
{
$datas = json_decode($contact['datas'], true);
$line = [];
foreach ($columns as $column)
{
if (isset($contact[$column]))
{
$line[] = $contact[$column];
continue;
}
if (isset($datas[$column]))
{
$line[] = $datas[$column];
continue;
}
$line[] = null;
}
$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
$csv_tmp_file = fopen('php://temp/maxmemory:'. (5*1024*1024), 'r+');
fputcsv($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: ' . strlen($csv_string),
],
'content' => $csv_string,
];
}
/**
* Export the contacts of a user as json
* @param int $id_user : User id
* @return array : ['headers' => array of headers to return, 'content' => the generated file]
*/
public function export_json (int $id_user) : array
{
$contacts = $this->get_model()->gets_for_user($id_user);
foreach ($contacts as &$contact)
{
unset($contact['id']);
unset($contact['id_user']);
$contact['datas'] = json_decode($contact['datas']);
}
$content = json_encode($contacts);
return [
'headers' => [
'Content-Disposition: attachment; filename=contacts.json',
'Content-Type: application/json',
'Content-Length: ' . strlen($content),
],
'content' => $content,
];
}
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}