Create command to generate the ids for existing customers. Create sql command to set generated ids for customers. #638

src/Command/CreateCustomerGeneratedIdCommand.php

@@ -0,0 +1,106 @@
+<?php
+
+namespace App\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\Query;
+use Doctrine\DBAL\DBALException;
+
+use App\Entity\Customer;
+
+use PDO;
+
+class CreateCustomerGeneratedIdCommand extends Command
+{
+    const GENERATED_ID_LENGTH = 40;
+
+    private $em;
+
+    public function __construct(EntityManagerInterface $em)
+    {
+        $this->em = $em;
+
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this->setName('customer:creategeneratedid')
+            ->setDescription('Create customer generated id and output to file.')
+            ->setHelp('Create customer generated id and output to file.')
+            ->addArgument('output_file', InputArgument::REQUIRED, 'Output filename');
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $em  = $this->em;
+        $db = $em->getConnection();
+
+        $output_file = $input->getArgument('output_file');
+
+        // get all customers with no generated ids. First time to run this would mean all customers
+        $cust_q = $em->createQuery('SELECT c from App\Entity\Customer c where c.generated_id is null'); 
+
+        $customers = $cust_q->iterate();
+
+        $output_info = [];
+        foreach ($customers as $row)
+        {
+            $cust = $row[0];
+            $output->writeln('Processing customer ' . $cust->getID());
+
+            $generated_id = $this->generateUniqueId(self::GENERATED_ID_LENGTH);
+
+            // set format of csv file customer id, generated id
+            $output_info[] = [
+                $cust->getID(),
+                $generated_id,
+            ];
+
+            $em->detach($row[0]);
+        }
+
+        // write to output file
+        $this->outputCustomerGeneratedIds($output_file, $output_info);
+
+        return 0;
+    }
+
+    protected function generateUniqueId($str_length)
+    {
+        $charset = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
+        $rand_string = '';
+        $desired_length = 10;
+
+        $rand_string = substr(str_shuffle($charset), 0, $desired_length);
+
+        $salt = time() . $rand_string;
+
+        return substr(md5($salt), 0, $str_length);
+    }
+
+    protected function outputCustomerGeneratedIds($output_file, $entries)
+    {
+        try
+        {
+            $fh = fopen($output_file, "w");
+        }
+        catch (Exception $e)
+        {
+            throw new Exception('The file "' . $report_file . '" could be opened.');
+        }
+
+        foreach($entries as $row)
+        {
+            fputcsv($fh, $row);
+        }
+
+        fclose($fh);
+    }
+}

src/Command/SetCustomerGeneratedIdCommand.php

@@ -1,114 +0,0 @@
-<?php
-
-namespace App\Command;
-
-use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Input\InputArgument;
-use Symfony\Component\Console\Input\InputOption;
-use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
-
-use Doctrine\ORM\EntityManagerInterface;
-use Doctrine\ORM\Query;
-use Doctrine\DBAL\DBALException;
-
-use App\Entity\Customer;
-
-use PDO;
-
-class SetCustomerGeneratedIdCommand extends Command
-{
-    const GENERATED_ID_LENGTH = 40;
-
-    private $em;
-    protected $cust_generated_ids;
-
-    public function __construct(EntityManagerInterface $em)
-    {
-        $this->em = $em;
-
-        $this->loadGeneratedIds();
-
-        parent::__construct();
-    }
-
-    protected function configure()
-    {
-        $this->setName('customer:setgeneratedid')
-            ->setDescription('Set customer generated id.')
-            ->setHelp('Set customer generated id.');
-    }
-
-    protected function execute(InputInterface $input, OutputInterface $output)
-    {
-        $em  = $this->em;
-        $db = $em->getConnection();
-
-        $em->getConnection()->getConfiguration()->setSQLLogger(null);
-
-        // get all customers with no generated ids. First time to run this would mean all customers
-        $cust_q = $em->createQuery('SELECT c from App\Entity\Customer c where c.generated_id is null'); 
-
-        $customers = $cust_q->iterate();
-        foreach ($customers as $row)
-        {
-            $cust = $row[0];
-            $output->writeln('Processing customer ' . $cust->getID());
-
-            while (true)
-            {
-                $generated_id = $this->generateUniqueId(self::GENERATED_ID_LENGTH);
-
-                if (!isset($this->cust_generated_ids[$generated_id]))
-                {
-                    $update_sql = 'UPDATE customer SET generated_id = :generated_id WHERE id = :cust_id';
-                    $update_stmt = $db->prepare($update_sql);
-                    $update_stmt->execute([
-                        'generated_id' => $generated_id,
-                        'cust_id' => $cust->getID(),
-                    ]);
-
-                    // add generated id to hash
-                    $this->cust_generated_ids[$generated_id] = $cust;
-
-                    break;
-                }
-            }
-
-            $em->detach($row[0]);
-        }
-
-        return 0;
-    }
-
-    protected function generateUniqueId($str_length)
-    {
-        return substr(md5(time()), 0, $str_length);
-    }
-
-    protected function loadGeneratedIds()
-    {
-        error_log('loading generated ids ');
-        $cust_q = $this->em->createQuery('select c from App\Entity\Customer c where c.generated_id is not null');
-        $cust_iter = $cust_q->iterate();
-
-        $this->cust_generated_ids = [];
-        foreach ($cust_iter as $row)
-        {
-            $customer = $row[0];
-            $generated_id = $customer->getGeneratedID();
-            error_log('generated id = ' . $generated_id);
-            if ($generated_id != null)
-            {
-                error_log('generated id is not null ' . $generated_id);
-                if (!isset($this->cust_generated_ids[$generated_id]))
-                {
-                    error_log('setting to hash ' . $generated_id);
-                    $this->cust_generated_ids[$generated_id] = $customer;
-                }
-            }
-
-            $this->em->detach($row[0]);
-        }
-    }
-}

utils/load_customer_generated_ids/load_customer_generated_ids.sql

@@ -0,0 +1,13 @@
+CREATE TABLE temp_table (id int(11), generated_id varchar(40));
+
+LOAD DATA INFILE '/tmp/generated_ids.csv'
+INTO TABLE temp_table
+FIELDS TERMINATED BY ',' 
+ENCLOSED BY '"' 
+LINES TERMINATED BY '\n'
+(id, generated_id);
+
+UPDATE customer INNER JOIN temp_table ON temp_table.id = customer.id
+SET customer.generated_id = temp_table.generated_id;
+
+DROP TABLE temp_table;