Add bcmath in PHP images

migrations/container/20200106125626_site-command_add_bcmath_config.php

@@ -0,0 +1,113 @@
+<?php
+
+namespace EE\Migration;
+
+use EE;
+use EE\Migration\Base;
+use EE\Migration\SiteContainers;
+use EE\RevertableStepProcessor;
+use EE\Model\Site;
+
+class AddBcmathConfig extends Base {
+
+	private $sites;
+	/** @var RevertableStepProcessor $rsp Keeps track of migration state. Reverts on error */
+	private static $rsp;
+
+	public function __construct() {
+
+		parent::__construct();
+		$this->sites = Site::all();
+		if ( $this->is_first_execution || ! $this->sites ) {
+			$this->skip_this_migration = true;
+		}
+	}
+
+	/**
+	 * Execute php config updates.
+	 *
+	 * @throws EE\ExitException
+	 */
+	public function up() {
+
+		if ( $this->skip_this_migration ) {
+			EE::debug( 'Skipping add-bcmath-config update migration as it is not needed.' );
+
+			return;
+		}
+		self::$rsp = new RevertableStepProcessor();
+
+		foreach ( $this->sites as $site ) {
+
+			if ( ! in_array( $site->site_type, [ 'php', 'wp' ], true ) ) {
+				continue;
+			}
+
+			if ( '5.6' === $site->php_version ) {
+				continue;
+			}
+
+			EE::debug( "Found site: $site->site_url of type: $site->site_type" );
+			EE::debug( "Starting add-bcmath-config updates for: $site->site_url" );
+
+			// Create bcmath config file.
+			$bcmath_config_file = EE_BACKUP_DIR . '/docker-php-ext-bcmath.ini';
+			$this->fs->dumpFile( $bcmath_config_file, 'extension=bcmath.so' );
+
+			$bcmath_config_site_path    = $site->site_fs_path . '/config/php/php/conf.d/docker-php-ext-bcmath.ini';
+
+			self::$rsp->add_step(
+				"to-$site->site_url-add-bcmath-config",
+				'EE\Migration\SiteContainers::backup_restore',
+				null,
+				[ $bcmath_config_file, $bcmath_config_site_path ],
+				null
+			);
+		}
+
+		if ( ! self::$rsp->execute() ) {
+			throw new \Exception( 'Unable to run add-bcmath-config upadte migrations.' );
+		}
+
+	}
+
+	/**
+	 * Bring back the existing old php config.
+	 *
+	 * @throws EE\ExitException
+	 */
+	public function down() {
+
+		if ( $this->skip_this_migration ) {
+			EE::debug( 'Skipping add-bcmath-config update migration as it is not needed.' );
+
+			return;
+		}
+		self::$rsp = new RevertableStepProcessor();
+
+		foreach ( $this->sites as $site ) {
+
+			EE::debug( "Reverting add-bcmath-config updates for: $site->site_url" );
+
+			$bcmath_config_site_path    = $site->site_fs_path . '/config/php/php/conf.d/docker-php-ext-bcmath.ini';
+
+			if ( ! in_array( $site->site_type, [ 'php', 'wp' ], true ) ) {
+				continue;
+			}
+
+			if ( '5.6' === $site->php_version ) {
+				continue;
+			}
+
+			if ( ! $this->fs->exists( $bcmath_config_site_path ) ) {
+				continue;
+			} else {
+				$this->fs->remove( $bcmath_config_site_path );
+			}
+		}
+
+		if ( ! self::$rsp->execute() ) {
+			throw new \Exception( 'Unable to revert php add-bcmath-config migrations.' );
+		}
+	}
+}