BookStack Code Mirror - bookstack/blob - database/migrations/2018_08_04_115700_create_bookshelves_table.php

   1 <?php
   2
   3 use Illuminate\Support\Facades\Schema;
   4 use Illuminate\Database\Schema\Blueprint;
   5 use Illuminate\Database\Migrations\Migration;
   6
   7 class CreateBookshelvesTable extends Migration
   8 {
   9     /**
  10      * Run the migrations.
  11      *
  12      * @return void
  13      */
  14     public function up()
  15     {
  16
  17         // Convert the existing entity tables to InnoDB.
  18         // Wrapped in try-catch just in the event a different database system is used
  19         // which does not support InnoDB but does support all required features
  20         // like foreign key references.
  21         try {
  22             $prefix = DB::getTablePrefix();
  23             DB::statement("ALTER TABLE {$prefix}pages ENGINE = InnoDB;");
  24             DB::statement("ALTER TABLE {$prefix}chapters ENGINE = InnoDB;");
  25             DB::statement("ALTER TABLE {$prefix}books ENGINE = InnoDB;");
  26         } catch (Exception $exception) {}
  27
  28         // Here we have table drops before the creations due to upgrade issues
  29         // people were having due to the bookshelves_books table creation failing.
  30         if (Schema::hasTable('bookshelves_books')) {
  31             Schema::drop('bookshelves_books');
  32         }
  33
  34         if (Schema::hasTable('bookshelves')) {
  35             Schema::drop('bookshelves');
  36         }
  37
  38         Schema::create('bookshelves', function (Blueprint $table) {
  39             $table->increments('id');
  40             $table->string('name', 180);
  41             $table->string('slug', 180);
  42             $table->text('description');
  43             $table->integer('created_by')->nullable()->default(null);
  44             $table->integer('updated_by')->nullable()->default(null);
  45             $table->boolean('restricted')->default(false);
  46             $table->integer('image_id')->nullable()->default(null);
  47             $table->timestamps();
  48
  49             $table->index('slug');
  50             $table->index('created_by');
  51             $table->index('updated_by');
  52             $table->index('restricted');
  53         });
  54
  55         Schema::create('bookshelves_books', function (Blueprint $table) {
  56             $table->integer('bookshelf_id')->unsigned();
  57             $table->integer('book_id')->unsigned();
  58             $table->integer('order')->unsigned();
  59
  60             $table->primary(['bookshelf_id', 'book_id']);
  61
  62             $table->foreign('bookshelf_id')->references('id')->on('bookshelves')
  63                 ->onUpdate('cascade')->onDelete('cascade');
  64             $table->foreign('book_id')->references('id')->on('books')
  65                 ->onUpdate('cascade')->onDelete('cascade');
  66         });
  67
  68         // Delete old bookshelf permissions
  69         // Needed to to issues upon upgrade.
  70         DB::table('role_permissions')->where('name', 'like', 'bookshelf-%')->delete();
  71
  72         // Copy existing role permissions from Books
  73         $ops = ['View All', 'View Own', 'Create All', 'Create Own', 'Update All', 'Update Own', 'Delete All', 'Delete Own'];
  74         foreach ($ops as $op) {
  75             $dbOpName = strtolower(str_replace(' ', '-', $op));
  76             $roleIdsWithBookPermission = DB::table('role_permissions')
  77                 ->leftJoin('permission_role', 'role_permissions.id', '=', 'permission_role.permission_id')
  78                 ->leftJoin('roles', 'roles.id', '=', 'permission_role.role_id')
  79                 ->where('role_permissions.name', '=', 'book-' . $dbOpName)->get(['roles.id'])->pluck('id');
  80
  81             $permId = DB::table('role_permissions')->insertGetId([
  82                 'name' => 'bookshelf-' . $dbOpName,
  83                 'display_name' => $op . ' ' . 'BookShelves',
  84                 'created_at' => \Carbon\Carbon::now()->toDateTimeString(),
  85                 'updated_at' => \Carbon\Carbon::now()->toDateTimeString()
  86             ]);
  87
  88             $rowsToInsert = $roleIdsWithBookPermission->filter(function($roleId) {
  89                 return !is_null($roleId);
  90             })->map(function($roleId) use ($permId) {
  91                 return [
  92                     'role_id' => $roleId,
  93                     'permission_id' => $permId
  94                 ];
  95             })->toArray();
  96
  97             // Assign view permission to all current roles
  98             DB::table('permission_role')->insert($rowsToInsert);
  99         }
 100     }
 101
 102     /**
 103      * Reverse the migrations.
 104      *
 105      * @return void
 106      */
 107     public function down()
 108     {
 109         // Drop created permissions
 110         $ops = ['bookshelf-create-all','bookshelf-create-own','bookshelf-delete-all','bookshelf-delete-own','bookshelf-update-all','bookshelf-update-own','bookshelf-view-all','bookshelf-view-own'];
 111
 112         $permissionIds = DB::table('role_permissions')->whereIn('name', $ops)
 113             ->get(['id'])->pluck('id')->toArray();
 114         DB::table('permission_role')->whereIn('permission_id', $permissionIds)->delete();
 115         DB::table('role_permissions')->whereIn('id', $permissionIds)->delete();
 116
 117         // Drop shelves table
 118         Schema::dropIfExists('bookshelves_books');
 119         Schema::dropIfExists('bookshelves');
 120
 121         // Drop related polymorphic items
 122         DB::table('activities')->where('entity_type', '=', 'BookStack\Entities\Models\Bookshelf')->delete();
 123         DB::table('views')->where('viewable_type', '=', 'BookStack\Entities\Models\Bookshelf')->delete();
 124         DB::table('entity_permissions')->where('restrictable_type', '=', 'BookStack\Entities\Models\Bookshelf')->delete();
 125         DB::table('tags')->where('entity_type', '=', 'BookStack\Entities\Models\Bookshelf')->delete();
 126         DB::table('search_terms')->where('entity_type', '=', 'BookStack\Entities\Models\Bookshelf')->delete();
 127         DB::table('comments')->where('entity_type', '=', 'BookStack\Entities\Models\Bookshelf')->delete();
 128     }
 129 }