<?php
/**
 * @file
 * Database table creation for biblio_bibtex module.
 */

/**
 * Implementation of hook_install().
 */
function biblio_bibtex_install() {
  _save_bibtex_maps();
}

function biblio_bibtex_uninstall() {
  if (db_table_exists('biblio_type_maps')) {
    db_delete('biblio_type_maps')
      ->condition('format', 'bibtex')
      ->execute();
  }
}

function biblio_bibtex_enable() {
  biblio_bibtex_set_system_weight();
}

function biblio_bibtex_set_system_weight() {
  db_update('system')
    ->fields(array('weight' => 22))
    ->condition('name', 'biblio_bibtex')
    ->execute();
}


function _get_bibtex_type_map() {
  $map['type_map'] = serialize(
        array(
                'article'       => 102,
                'book'          => 100,
                'booklet'       => 129,
                'conference'    => 103,
                'inbook'        => 101,
                'incollection'  => 101,
                'inproceedings' => 103,
                'manual'        => 129,
                'mastersthesis' => 108,
                'misc'          => 129,
                'phdthesis'     => 108,
                'proceedings'   => 104,
                'techreport'    => 129,
                'unpublished'   => 124,
        )
  );
  $map['format'] = 'bibtex';
  return $map;

}

function _get_bibtex_type_names() {
  $map['type_names'] =  serialize(
        array(
                'article'       => 'An article from a journal',
                'book'          => 'A book with an explicit publisher',
                'booklet'       => 'A work that is printed and bound, but without a named publisher or sponsoring institution',
                'conference'    => 'An article in a conference proceedings',
                'inbook'        => 'A part of a book, usually untitled. May be a chapter (or section or whatever) and/or a range of pages',
                'incollection'  => 'A part of a book having its own title',
                'inproceedings' => 'An article in a conference proceedings',
                'manual'        => 'Technical documentation',
                'mastersthesis' => 'A Master\'s thesis',
                'misc'          => 'For use when nothing else fits',
                'phdthesis'     => 'A Ph.D. thesis',
                'proceedings'   => 'The proceedings of a conference',
                'techreport'    => 'A report published by a school or other institution, usually numbered within a series',
                'unpublished'   => 'A document having an author and title, but not formally published',
        )
  );
  $map['format'] = 'bibtex';
  return $map;

}
function _get_bibtex_field_map() {

  $map['field_map'] =  serialize(
        array(
                'journal'      => 'biblio_secondary_title',
                'booktitle'    => 'biblio_secondary_title',
                'series'       => 'biblio_secondary_title',
                'volume'       => 'biblio_volume',
                'number'       => 'biblio_number',
                'year'         => 'biblio_year',
                'note'         => 'biblio_notes',
                'month'        => 'biblio_date',
                'pages'        => 'biblio_pages',
                'publisher'    => 'biblio_publisher',
                'school'       => 'biblio_publisher',
                'organization' => 'biblio_publisher',
                'institution'  => 'biblio_publisher',
                'type'         => 'biblio_type_of_work',
                'edition'      => 'biblio_edition',
                'chapter'      => 'biblio_section',
                'address'      => 'biblio_place_published',
                'abstract'     => 'biblio_abst_e',
                'keywords'     => 'biblio_keywords',
                'isbn'         => 'biblio_isbn',
                'issn'         => 'biblio_issn',
                'doi'          => 'biblio_doi',
                'url'          => 'biblio_url',

        )
  );

  $map['format'] = 'bibtex';
  return $map;

}

function _save_bibtex_maps() {
  $typemap = _get_bibtex_type_map();
  $typenames = _get_bibtex_type_names();
  $fieldmap = _get_bibtex_field_map();
  $maps = array_merge($typemap, $typenames, $fieldmap);
  biblio_save_map($maps);
}

function _reset_bibtex_map($type) {
  $count = db_query("SELECT COUNT(*)  FROM {biblio_type_maps} WHERE format='bibtex'")->fetchField();
  if ($count && $type) { //update
    $function = '_get_bibtex_' . $type;
    if (!function_exists($function)) return;
    $map = $function();
    db_update('biblio_type_maps')
      ->fields($map)
      ->condition('format', 'bibtex')
      ->execute();
  }
  else { // install
    db_delete('biblio_type_maps')
      ->condition('format', 'bibtex')
      ->execute();
    _save_bibtex_maps();
  }
}

function biblio_bibtex_schema() {
  $schema = array();
  $schema['biblio_bibtex'] = array(
    'fields' => array(
      'nid'       => array('type' => 'int', 'not null' => TRUE),
      'biblio_bibtex_md5' => array('type' => 'char', 'length' => 32, 'not null' => TRUE),
      'biblio_bibtex_id' => array('type' => 'varchar', 'length' => 255, 'not null' => FALSE),
  ),
  'primary key' => array('nid'),
  );
  return $schema;
}

function biblio_bibtex_update_7001() {
  if (!db_field_exists('biblio_bibtex', 'biblio_bibtex_id')) {
    $spec = array('type' => 'varchar', 'length' => 255, 'not null' => FALSE);
    db_add_field('biblio_bibtex', 'biblio_bibtex_id', $spec);
  }
}