-- MySQL Script generated by MySQL Workbench
-- Út 26. leden 2016, 21:33:51 CET
-- Model: New Model    Version: 1.0
-- MySQL Workbench Forward Engineering

SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL,ALLOW_INVALID_DATES';

-- -----------------------------------------------------
-- Schema minicms
-- -----------------------------------------------------

-- -----------------------------------------------------
-- Table `users`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `users` (
  `id` INT NOT NULL AUTO_INCREMENT,
  `email` VARCHAR(64) NOT NULL COMMENT 'E-mail is used as a contact and also as a username',
  `username` VARCHAR(64) NOT NULL COMMENT 'Username can be used also for login. Default value is users email.',
  `password` VARCHAR(128) NOT NULL COMMENT 'Password hash',
  `role` ENUM('visitor', 'editor', 'admin') NOT NULL DEFAULT 'visitor' COMMENT 'User\'s role determines his permissions in the system.',
  `remember_token` VARCHAR(128) NULL DEFAULT NULL COMMENT 'Token used for \"remember me\" feature',
  `name` VARCHAR(128) NULL DEFAULT NULL,
  `status` ENUM('deleted', 'blocked', 'active') NOT NULL DEFAULT 'active',
  PRIMARY KEY (`id`),
  UNIQUE INDEX `email_UNIQUE` (`email` ASC))
ENGINE = InnoDB
COMMENT = 'Table with users who are allowed to log into system';


-- -----------------------------------------------------
-- Table `modules`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `modules` (
  `handler` VARCHAR(255) NOT NULL,
  `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `name` VARCHAR(64) NOT NULL,
  `description` TEXT NULL DEFAULT NULL,
  PRIMARY KEY (`handler`))
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `files`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `files` (
  `id` INT NOT NULL,
  `user_id` INT NOT NULL COMMENT 'User, who uploaded this file',
  `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `filename` VARCHAR(128) NOT NULL,
  `sha256_hash` VARCHAR(64) NOT NULL COMMENT 'SHA hash of file content.',
  `mime_type` VARCHAR(64) NOT NULL COMMENT 'MIME type of uploaded file',
  PRIMARY KEY (`id`),
  INDEX `fk_file_user1_idx` (`user_id` ASC),
  CONSTRAINT `fk_file_user1`
    FOREIGN KEY (`user_id`)
    REFERENCES `users` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB
COMMENT = 'Table containing files which were uploaded into system.';


-- -----------------------------------------------------
-- Table `contents`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `contents` (
  `id` INT NOT NULL,
  `user_id` INT NOT NULL,
  `module_handler` VARCHAR(255) NOT NULL,
  `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `published_from` TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP,
  `published_to` TIMESTAMP NULL DEFAULT NULL,
  `title_photo` INT NULL DEFAULT NULL,
  `title` VARCHAR(64) NOT NULL,
  `url` VARCHAR(64) NOT NULL,
  `meta_keywords` VARCHAR(128) NULL DEFAULT NULL,
  `meta_description` MEDIUMTEXT NULL DEFAULT NULL,
  `content` TEXT NULL DEFAULT NULL,
  `module_settings` TEXT NULL COMMENT 'JSON serialized object passed as settings to the module.',
  `status` ENUM('deleted', 'draft', 'protected', 'public') NULL DEFAULT 'draft' COMMENT 'This photo is supposed to be displayed e.g. on list of all pages.',
  PRIMARY KEY (`id`),
  INDEX `fk_content_user1_idx` (`user_id` ASC),
  INDEX `url` (`url` ASC),
  FULLTEXT INDEX `content_fulltext` (`content` ASC),
  UNIQUE INDEX `url_UNIQUE` (`url` ASC),
  INDEX `fk_content_module1_idx` (`module_handler` ASC),
  INDEX `fk_content_file1_idx` (`title_photo` ASC),
  CONSTRAINT `fk_content_user1`
    FOREIGN KEY (`user_id`)
    REFERENCES `users` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_content_module1`
    FOREIGN KEY (`module_handler`)
    REFERENCES `modules` (`handler`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_content_file1`
    FOREIGN KEY (`title_photo`)
    REFERENCES `files` (`id`)
    ON DELETE SET NULL
    ON UPDATE CASCADE)
ENGINE = InnoDB
COMMENT = 'Table with all content pages.';


-- -----------------------------------------------------
-- Table `content_history`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `content_history` (
  `id` INT NOT NULL,
  `user_id` INT NOT NULL,
  `content_id` INT NOT NULL,
  `changed_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `edit_batch` VARCHAR(16) NOT NULL COMMENT 'This field holds identical values for all historical entries edited as one update.',
  `column` VARCHAR(64) NOT NULL,
  `new_value` TEXT NULL DEFAULT NULL,
  `old_value` TEXT NULL DEFAULT NULL,
  PRIMARY KEY (`id`),
  INDEX `edit_batch` (`edit_batch` ASC),
  INDEX `column` (`column` ASC),
  INDEX `fk_content_history_users_idx` (`user_id` ASC),
  INDEX `fk_content_history_content1_idx` (`content_id` ASC),
  CONSTRAINT `fk_content_history_users`
    FOREIGN KEY (`user_id`)
    REFERENCES `users` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_content_history_content1`
    FOREIGN KEY (`content_id`)
    REFERENCES `contents` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB
COMMENT = 'Table for holding history of changes on some content.';


-- -----------------------------------------------------
-- Table `widget_types`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `widget_types` (
  `handler` VARCHAR(255) NOT NULL COMMENT 'Class wich handles everything about this widget type',
  `name` VARCHAR(64) NOT NULL COMMENT 'Name is used only in admin for better readability.',
  `description` TEXT NULL DEFAULT NULL COMMENT 'This field also improves readability.',
  PRIMARY KEY (`handler`))
ENGINE = InnoDB
COMMENT = 'Widget type table contains information about all installed widgets. This is something like \"class\" to widgets.';


-- -----------------------------------------------------
-- Table `widgets`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `widgets` (
  `id` INT NOT NULL,
  `widget_type_handler` VARCHAR(255) NOT NULL,
  `user_id` INT NOT NULL COMMENT 'User ID who created this widget',
  `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `name` VARCHAR(64) NOT NULL,
  `settings` TEXT NOT NULL COMMENT 'JSON serialized values used for initializing given widget.',
  `description` MEDIUMTEXT NULL,
  PRIMARY KEY (`id`),
  INDEX `fk_widget_user1_idx` (`user_id` ASC),
  INDEX `fk_widget_widget_type1_idx` (`widget_type_handler` ASC),
  CONSTRAINT `fk_widget_user1`
    FOREIGN KEY (`user_id`)
    REFERENCES `users` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_widget_widget_type1`
    FOREIGN KEY (`widget_type_handler`)
    REFERENCES `widget_types` (`handler`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB
COMMENT = 'Widget is a small piece of content, which can be inserted into widget area. Example of widgets: menu (with links), banner, some static html code. This table contains real \"instances\" of widgets.';


-- -----------------------------------------------------
-- Table `widget_areas`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `widget_areas` (
  `id` INT NOT NULL,
  `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `updated_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `name` VARCHAR(64) NOT NULL COMMENT 'Used for user overview.',
  `code` VARCHAR(32) NOT NULL COMMENT 'Value of this field is used for replacing placeholder text in templates with content of real widget area.',
  `description` TEXT NULL DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE INDEX `code_UNIQUE` (`code` ASC))
ENGINE = InnoDB
COMMENT = 'Widget area is container for widgets. This container is inserted into templates/content and populated by widgets.';


-- -----------------------------------------------------
-- Table `widget_in_widget_area`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `widget_in_widget_area` (
  `widget_id` INT NOT NULL,
  `widget_area_id` INT NOT NULL,
  `position` INT NOT NULL COMMENT 'Which position should the widget take?',
  PRIMARY KEY (`widget_id`, `widget_area_id`),
  INDEX `fk_widget_has_widget_area_widget_area1_idx` (`widget_area_id` ASC),
  INDEX `fk_widget_has_widget_area_widget1_idx` (`widget_id` ASC),
  INDEX `position` (`position` ASC),
  CONSTRAINT `fk_widget_has_widget_area_widget1`
    FOREIGN KEY (`widget_id`)
    REFERENCES `widgets` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_widget_has_widget_area_widget_area1`
    FOREIGN KEY (`widget_area_id`)
    REFERENCES `widget_areas` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `custom_field_types`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `custom_field_types` (
  `id` INT NOT NULL,
  `name` VARCHAR(64) NOT NULL COMMENT 'Name of custom field. Given as a translation string (e.g. as dir/section.translation)',
  `handler` VARCHAR(255) NOT NULL COMMENT 'Class for handling this type of custom field',
  PRIMARY KEY (`id`),
  UNIQUE INDEX `name_UNIQUE` (`name` ASC),
  UNIQUE INDEX `handler_UNIQUE` (`handler` ASC))
ENGINE = InnoDB
COMMENT = 'List of all custom field types.';


-- -----------------------------------------------------
-- Table `custom_fields`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `custom_fields` (
  `id` INT NOT NULL,
  `name` VARCHAR(128) NOT NULL,
  `type_id` INT NOT NULL COMMENT 'Foreign key to custom_field_types table',
  `description` MEDIUMTEXT NULL DEFAULT NULL COMMENT 'Description used for detailed information about meaning of given custom field',
  `default_value` TEXT NULL DEFAULT NULL,
  `regexp` MEDIUMTEXT NULL DEFAULT NULL,
  `min_length` INT(11) NULL DEFAULT NULL,
  `max_length` INT(11) NULL DEFAULT NULL,
  `required` TINYINT(1) NOT NULL DEFAULT 0,
  PRIMARY KEY (`id`),
  INDEX `fk_custom_fields_custom_field_types1_idx` (`type_id` ASC),
  CONSTRAINT `fk_custom_fields_custom_field_types1`
    FOREIGN KEY (`type_id`)
    REFERENCES `custom_field_types` (`id`)
    ON DELETE CASCADE
    ON UPDATE CASCADE)
ENGINE = InnoDB
COMMENT = 'List of all custom fields which may be used for extending some part of content on webpage';


-- -----------------------------------------------------
-- Table `user_has_custom_field`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `user_has_custom_field` (
  `user_id` INT NOT NULL,
  `custom_field_id` INT NOT NULL,
  `value` TEXT NOT NULL,
  PRIMARY KEY (`user_id`, `custom_field_id`),
  INDEX `fk_user_has_custom_field_custom_field1_idx` (`custom_field_id` ASC),
  INDEX `fk_user_has_custom_field_user1_idx` (`user_id` ASC),
  CONSTRAINT `fk_user_has_custom_field_user1`
    FOREIGN KEY (`user_id`)
    REFERENCES `users` (`id`)
    ON DELETE CASCADE
    ON UPDATE CASCADE,
  CONSTRAINT `fk_user_has_custom_field_custom_field1`
    FOREIGN KEY (`custom_field_id`)
    REFERENCES `custom_fields` (`id`)
    ON DELETE CASCADE
    ON UPDATE CASCADE)
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `module_has_custom_field`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `module_has_custom_field` (
  `module_handler` VARCHAR(255) NOT NULL,
  `custom_field_id` INT NOT NULL,
  PRIMARY KEY (`module_handler`, `custom_field_id`),
  INDEX `fk_module_has_custom_field_custom_field1_idx` (`custom_field_id` ASC),
  INDEX `fk_module_has_custom_field_module1_idx` (`module_handler` ASC),
  CONSTRAINT `fk_module_has_custom_field_module1`
    FOREIGN KEY (`module_handler`)
    REFERENCES `modules` (`handler`)
    ON DELETE CASCADE
    ON UPDATE CASCADE,
  CONSTRAINT `fk_module_has_custom_field_custom_field1`
    FOREIGN KEY (`custom_field_id`)
    REFERENCES `custom_fields` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB
COMMENT = 'Table used for assigning different custom fields to different modules. This table does not hold information about any configuration nor values of custom fields. Value is stored in content_has_custom_fields table.';


-- -----------------------------------------------------
-- Table `action_log_types`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `action_log_types` (
  `id` INT NOT NULL,
  `name` VARCHAR(128) NOT NULL,
  `value` VARCHAR(128) NOT NULL COMMENT 'Log content - represented as translation string.',
  PRIMARY KEY (`id`))
ENGINE = InnoDB
COMMENT = 'List of all types which can be logged.';


-- -----------------------------------------------------
-- Table `action_log`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `action_log` (
  `id` INT NOT NULL,
  `type_id` INT NOT NULL,
  `user_id` INT NOT NULL,
  `created_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
  `parameters` MEDIUMTEXT NULL DEFAULT NULL COMMENT 'JSON serialized array/object passed into translation.',
  PRIMARY KEY (`id`),
  INDEX `fk_action_log_action_log_type1_idx` (`type_id` ASC),
  INDEX `fk_action_log_user1_idx` (`user_id` ASC),
  CONSTRAINT `fk_action_log_action_log_type1`
    FOREIGN KEY (`type_id`)
    REFERENCES `action_log_types` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_action_log_user1`
    FOREIGN KEY (`user_id`)
    REFERENCES `users` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB
COMMENT = 'This table contains log of all actions, which happened in administration.';


-- -----------------------------------------------------
-- Table `content_has_custom_fields`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `content_has_custom_fields` (
  `contents_id` INT NOT NULL,
  `custom_field_id` INT NOT NULL,
  `value` TEXT NULL,
  PRIMARY KEY (`contents_id`, `custom_field_id`),
  INDEX `fk_contents_has_custom_fields_custom_fields1_idx` (`custom_field_id` ASC),
  INDEX `fk_contents_has_custom_fields_contents1_idx` (`contents_id` ASC),
  CONSTRAINT `fk_contents_has_custom_fields_contents1`
    FOREIGN KEY (`contents_id`)
    REFERENCES `contents` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION,
  CONSTRAINT `fk_contents_has_custom_fields_custom_fields1`
    FOREIGN KEY (`custom_field_id`)
    REFERENCES `custom_fields` (`id`)
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB;


SET SQL_MODE=@OLD_SQL_MODE;
SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;