<?php

/**
 * @file
 * This file contains all the functions which describe and implement drupal database tables
 * needed by this module. This module was developed by Chad N.A. Krilow and Lacey-Anne Sanderson,
 * University of Saskatchewan.
 *
 * The project manamgenet module allows you to sync data in a chado/Tripal instance with
 * multiple project/mysql instances as well as manage and create such project instances
 */


/**
 * Implementation of hook_install().
 */
function tripal_pub_install() {
  
  // create the module's data directory
  tripal_create_moddir('tripal_pub');

  // install the tripal_oub
  drupal_install_schema('tripal_pub');
  
  // add any cvterms we need for this module
  tripal_pub_add_cvterms();  
}


/*
 * 
 * 
 */
function tripal_pub_add_cvterms(){
  
  tripal_cv_add_cvterm(array('name' => 'abstract', 'def' => 'Publication abstract'), 
    'tripal_pub', 0, 1, 'tripal');    
}

/**
 * Implementation of hook_uninstall().
 */
function tripal_pub_uninstall() {
  //Remove tables
  drupal_uninstall_schema('tripal_pub');

}


/**
 * Implementation of hook_schema().
 */
function tripal_pub_schema() {
  
  $schema['chado_pub'] = array(
    'fields' => array(
      'vid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
      'nid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
      'pub_id' => array('type' => 'int', 'not null' => TRUE, 'default' => 0),
      'sync_date' => array('type' => 'int', 'not null' => FALSE, 'description' => 'UNIX integer sync date/time'),
    ),
    'indexes' => array(
      'pub_id' => array('pub_id')
    ),
    'unique keys' => array(
      'nid_vid' => array('nid', 'vid'),
      'vid' => array('vid')
    ),
    'primary key' => array('nid'),
  );
      /*
       //a intfield, not null and project_id is the unique_id of the project in chado
       'pubmed_id' => array(
          'type' => 'int',
          'unsigned' => TRUE,
          'not null' => FALSE,
      ),
      'author' => array(
        'type' => 'text',
        'size' => 'normal',
        'not null' => TRUE,
        'default' => '',
        'description' => 'The Author Name.',
      ),*/
  return $schema;
}


/**
 * Implementation of hook_requirements(). 
 */
function tripal_pub_requirements($phase) {
  $requirements = array();
  if ($phase == 'install') {
    // make sure chado is installed
    if (!tripal_core_is_chado_installed()) {
      $requirements ['tripal_pub'] = array(
        'title' => "tripal_pub",
        'value' => "ERROR: Chado most be installed before this module can be enabled",
        'severity' => REQUIREMENT_ERROR,
      );
    }
  }
  return $requirements;
}