<?php /* =======================================================
|                                                              |
|   Template to display the page's form named FORM-4           |
|                                                              |
============================================================= */

    /* -----------------------------------------
    |                                          |
    |   Make the DISABLED/EDITABLE attribute   |
    |   and the DISABLED/REQUIRED class for    |
    |   INPUTS (see them in the HTML layout    |
    |   below, and see the related INPUT 2     |
    |   on the STEP-1 page, and see the        |
    |   related INPUT named "modulesDb" on the |
    |   STEP-3 page)                           |
    |                                          |
    ----------------------------------------- */

    $prefix = getFlashbackPrefix ( );

    $param  = $prefix . 'folderModules';
    $param2 = $prefix . 'modulesDb';

    $inputAttribute  = getSession ( $param )
                                    ? ''
                                    : 'disabled';
    $inputAttribute2 = ! $inputAttribute
                       && getSession ( $param2 )
                                       ? ''
                                       : 'disabled';
    $inputClass      = $inputAttribute2
                             ? 'disabled'
                             : '';
    $inputClass2     = $inputAttribute2
                             ? 'disabled'
                             : 'required';

    /* -----------------------------------------
    |                                          |
    |   Define the controlled form fields:     |
    |       name         = a field name        |
    |       value        = its initial value   |
    |       options      = list of values for  |
    |                      tag <select> in     |
    |                      format "Value" or   |
    |                      "Value|To Display"  |
    |       flashback    = TRUE if save the    |
    |                      posted field in     |
    |                      session and restore |
    |                      it on next time     |
    |       corrected    = a list of regular   |
    |                      expressions to      |
    |                      optimize the posted |
    |                      field before        |
    |                      checking for errors |
    |       required     = TRUE if the posted  |
    |                      field cannot be     |
    |                      empty               |
    |       requ..Error  = a message if this   |
    |                      field is empty      |
    |       format       = a regular expression|
    |                      to validate the     |
    |                      posted field        |
    |       formatError  = a message if this   |
    |                      field is incorrect  |
    |       cha..Message = a message if this   |
    |                      field is changed    |
    |       readonly     = TRUE if ignore this |
    |                      field and always use|
    |                      its initial value   |
    |                                          |
    |   ------------------------------------   |
    |                                          |
    |   Note: Define this variable as global   |
    |         to use below (see routines       |
    |         printFormValue, printFormError,  |
    |         and printFormChanges in the      |
    |         HELPER.TPL file).                |
    |                                          |
    ----------------------------------------- */

    global $form;
    $form = [
       [
            'name'           => 'databaseDriver',
            'value'          => MIMIMI_DATABASE_DRIVER,
            'options'        => [
                                    '|[no database]',
                                    'cubrid',
                                    'dblib',
                                    'firebird',
                                    'ibm',
                                    'odbc-ibm',
                                    'informix',
                                    'mssql',
                                    'mysql',
                                    'odbc',
                                    'oci',
                                    'oracle',
                                    'pgsql',
                                    'sqlsrv',
                                    'sybase',
                                    'odbc',
                                    'odbc-access',
                                    'sqlite'
                                ],
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^a-z-]/u' => '-'
                                ],
            'format'         => '/^[a-z][a-z-]*[a-z]$/u',
            'formatError'    => 'Driver is incorrect!',
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ], [
            'name'           => 'databaseHost',
            'value'          => MIMIMI_DATABASE_HOST,
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^.:a-z0-9_-]/ui' => '-',
                                    '/::+/u'            => '::',
                                    '/\.+/u'            => '.',
                                    '/:[^a-z0-9:]+/u'   => ':',
                                    '/[^a-z0-9:]+:/u'   => ':'
                                ],
            'format'         => '/^[a-z0-9:][.:a-z0-9_-]*[a-z0-9:]$/ui',
            'formatError'    => 'Host is incorrect!',
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ], [
            'name'           => 'databasePort',
            'value'          => MIMIMI_DATABASE_PORT,
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^0-9]/u' => ''
                                ],
            'format'         => '/^[0-9]{1,5}$/u',
            'formatError'    => 'Port is incorrect!',
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ], [
            'name'           => 'databaseUser',
            'value'          => MIMIMI_DATABASE_USER,
            'flashback'      => TRUE
        ], [
            'name'           => 'databasePassword',
            'value'          => MIMIMI_DATABASE_PASSWORD,
            'flashback'      => TRUE
        ], [
            'name'           => 'databaseName',
            'value'          => MIMIMI_DATABASE_NAME,
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^a-z0-9_]/ui' => '-'
                                ],
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ], [
            'name'           => 'databasePrefix',
            'value'          => MIMIMI_DATABASE_TABLE_PREFIX,
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^a-z0-9_]/ui' => ''
                                ],
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ], [
            'name'           => 'databaseCharset',
            'value'          => MIMIMI_DATABASE_CHARSET,
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^.:;a-z0-9_-]/ui' => '-'
                                ],
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ], [
            'name'           => 'databaseCollation',
            'value'          => MIMIMI_DATABASE_COLLATION,
            'flashback'      => TRUE,
            'corrected'      => [
                                    '/[^.:;a-z0-9_-]/ui' => '-'
                                ],
            'changedMessage' => 'Corrected by Installer. Is it right?'
        ]
    ];

    /* -----------------------------------------
    |                                          |
    |   Do some backend logic                  |
    |       > restore (flashback) value of     |
    |         the form fields from the session |
    |       > if form is posted                |
    |           > validate posted form if      |
    |             modules are not disabled     |
    |             (see the INPUT 2 on the      |
    |             STEP-1 page) or DB module    |
    |             is not disabled (see the     |
    |             STEP-3 page)                 |
    |           > if that form is OK           |
    |               > try to connect           |
    |               > if result is OBJECT      |
    |                   > remember that STEP-4 |
    |                     is passed            |
    |                   > send soft redirect   |
    |                     to the STEP-5 page   |
    |                   > return (break this   |
    |                     template)            |
    |               > else if result is TRUE   |
    |                   > remember that STEP-4 |
    |                     is passed            |
    |                   > send soft redirect   |
    |                     to the STEP-5 page   |
    |                   > return (break this   |
    |                     template)            |
    |               > else if result is STRING |
    |                   > display a warning    |
    |                     with that string (it |
    |                     contains an error    |
    |                     text)                |
    |               > end if                   |
    |           > end if                       |
    |                                          |
    |   ------------------------------------   |
    |                                          |
    |   Note: See the HELPER.TPL file to       |
    |         understand this logic.           |
    |                                          |
    ----------------------------------------- */

    flashbackForm ( $form );
    if ( mimimiPost ( 'submitForm4' ) ) {
        $ok = $inputAttribute2
                    ? 1
                    : validateForm ( $form, 'submitForm4' );
        if ( $ok ) {
            $ok = $ok === 1
                  ? TRUE
                  : $app->db->connect ( [
                        'driver'    => getSession ( $prefix . 'databaseDriver'    ),
                        'host'      => getSession ( $prefix . 'databaseHost'      ),
                        'port'      => getSession ( $prefix . 'databasePort'      ),
                        'user'      => getSession ( $prefix . 'databaseUser'      ),
                        'password'  => getSession ( $prefix . 'databasePassword'  ),
                        'name'      => getSession ( $prefix . 'databaseName'      ),
                        'charset'   => getSession ( $prefix . 'databaseCharset'   ),
                        'collation' => getSession ( $prefix . 'databaseCollation' )
                    ] );
            if ( is_object ( $ok )
            ||   $ok === TRUE ) {
                setCheckpoint ( 'step4' ); ?>

                <script>
                    location.replace('<?php printSiteUri ( ) ?>final')
                </script> <?php

                return;
            } else if ( is_string ( $ok ) ) { ?>

                <p class="warning">
                    <?php printValue ( $ok ) ?>
                </p> <?php
            }
        }

    /* -----------------------------------------
    |                                          |
    |   Do some warning logic                  |
    |       > Otherwise (if it is first visit) |
    |           > if modules are disabled      |
    |               > display a warning        |
    |           > else if DB module is disabled|
    |               > display a warning        |
    |           > end if                       |
    |       > end if                           |
    |                                          |
    ----------------------------------------- */

    } else {
        if ( $inputAttribute ) { ?>

            <p class="warning">
                ATTENTION &raquo; You declined the installation of modules
                on the STEP 1 page, so these settings are not available. You can return
                <a href="<?php printSiteUri() ?>step-1">&laquo; to the STEP 1</a>
                or click the NEXT button below to continue.
            </p> <?php

        } else if ( $inputAttribute2 ) { ?>

            <p class="warning">
                ATTENTION &raquo; You declined the installation of <em>Db</em> module
                on the STEP 3 page, so these settings are not available. You can return
                <a href="<?php printSiteUri() ?>step-3">&laquo; to the STEP 3</a>
                or click the NEXT button below to continue.
            </p> <?php
        }
    }

    /* =========================================================
    |                                                          |
    |   Make a content for the user                            |
    |                                                          |
    ========================================================= */

?>  <form action="<?php printPageUri ( ) ?>" method="post">
        <fieldset>
            <legend>DB access parameters</legend>

            <!-- -------------------------------
            |                                  |
            |   An input 1                     |
            |                                  |
            -------------------------------- -->

            <label class="size4 <?php       printValue       ( $inputClass      ) ?>">
                <span class="caption">
                    database driver:
                </span>
                <select name="databaseDriver"
                        <?php               printValue       ( $inputAttribute2 ) ?>>
                    <?php                   printFormOptions ( 'databaseDriver' ) ?>
                </select>
                <span class="error"><?php   printFormError   ( 'databaseDriver' ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databaseDriver' ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 2                     |
            |                                  |
            -------------------------------- -->

            <label class="size4  <?php      printValue       ( $inputClass2     ) ?>">
                <span class="caption">
                    host:
                </span>
                <input name="databaseHost"
                       type="text"
                       value="<?php         printFormValue   ( 'databaseHost'   ) ?>"
                       <?php                printValue       ( $inputAttribute2 ) ?>>
                <span class="error"><?php   printFormError   ( 'databaseHost'   ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databaseHost'   ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 3                     |
            |                                  |
            -------------------------------- -->

            <label class="size2 <?php       printValue       ( $inputClass      ) ?>">
                <span class="caption">
                    port:
                </span>
                <input name="databasePort"
                       type="number"
                       value="<?php         printFormValue   ( 'databasePort'   ) ?>"
                       <?php                printValue       ( $inputAttribute2 ) ?>>
                <span class="error"><?php   printFormError   ( 'databasePort'   ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databasePort'   ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 4                     |
            |                                  |
            -------------------------------- -->

            <label class="<?php             printValue       ( $inputClass2     ) ?>">
                <span class="caption">
                    user:
                </span>
                <input name="databaseUser"
                       type="text"
                       value="<?php         printFormValue   ( 'databaseUser'   ) ?>"
                       <?php                printValue       ( $inputAttribute2 ) ?>>
                <span class="error"><?php   printFormError   ( 'databaseUser'   ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databaseUser'   ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 5                     |
            |                                  |
            -------------------------------- -->

            <label class="<?php             printValue       ( $inputClass        ) ?>">
                <span class="caption">
                    password:
                </span>
                <input name="databasePassword"
                       type="password"
                       value="<?php         printFormValue   ( 'databasePassword' ) ?>"
                       <?php                printValue       ( $inputAttribute2   ) ?>>
                <span class="error"><?php   printFormError   ( 'databasePassword' ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databasePassword' ) ?></span>
            </label>
        </fieldset>

        <fieldset>
            <legend>
                Storage parameters
            </legend>

            <!-- -------------------------------
            |                                  |
            |   An input 6                     |
            |                                  |
            -------------------------------- -->

            <label class="<?php             printValue       ( $inputClass2     ) ?>">
                <span class="caption">
                    database name:
                </span>
                <input name="databaseName"
                       type="text"
                       value="<?php         printFormValue   ( 'databaseName'   ) ?>"
                       <?php                printValue       ( $inputAttribute2 ) ?>>
                <span class="error"><?php   printFormError   ( 'databaseName'   ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databaseName'   ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 7                     |
            |                                  |
            -------------------------------- -->

            <label class="<?php             printValue       ( $inputClass      ) ?>">
                <span class="caption">
                    table prefix:
                </span>
                <input name="databasePrefix"
                       type="text"
                       value="<?php         printFormValue   ( 'databasePrefix' ) ?>"
                       <?php                printValue       ( $inputAttribute2 ) ?>>
                <span class="error"><?php   printFormError   ( 'databasePrefix' ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databasePrefix' ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 8                     |
            |                                  |
            -------------------------------- -->

            <label class="<?php             printValue       ( $inputClass       ) ?>">
                <span class="caption">
                    charset:
                </span>
                <input name="databaseCharset"
                       type="text"
                       value="<?php         printFormValue   ( 'databaseCharset' ) ?>"
                       <?php                printValue       ( $inputAttribute2  ) ?>>
                <span class="error"><?php   printFormError   ( 'databaseCharset' ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databaseCharset' ) ?></span>
            </label>

            <!-- -------------------------------
            |                                  |
            |   An input 9                     |
            |                                  |
            -------------------------------- -->

            <label class="<?php             printValue       ( $inputClass         ) ?>">
                <span class="caption">
                    collation:
                </span>
                <input name="databaseCollation"
                       type="text"
                       value="<?php         printFormValue   ( 'databaseCollation' ) ?>"
                       <?php                printValue       ( $inputAttribute2    ) ?>>
                <span class="error"><?php   printFormError   ( 'databaseCollation' ) ?></span>
                <span class="changed"><?php printFormChanges ( 'databaseCollation' ) ?></span>
            </label>
        </fieldset>

        <blockquote class="iconized">
            <svg class="icon">
                <use xlink:href="#icon-info"></use>
            </svg>
            Required fields are marked with a red dot in the corner. In case of an input error, a red warning will appear under the wrong field. If a field is corrected by the Installer, a green notice will appear under that field.
        </blockquote>
        <nav>
            <a class="btn" href="<?php printSiteUri ( ) ?>step-3"> &laquo; Back </a>
            <button type="submit" name="submitForm4" value="1">    Next &raquo; </button>
        </nav>
    </form>
