<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package    observium
 * @subpackage web
 * @copyright  (C) 2006-2013 Adam Armstrong, (C) 2013-2022 Observium Limited
 *
 */

if (!is_array($alert_rules)) { $alert_rules = cache_alert_rules(); }

$navbar['class'] = 'navbar-narrow';
$navbar['brand'] = 'Contacts';

$pages = [ 'contacts' => 'Contact List' ];

foreach ($pages as $page_name => $page_desc) {
  if ($vars['page'] == $page_name) {
    $navbar['options'][$page_name]['class'] = "active";
  }

  $navbar['options'][$page_name]['url'] = generate_url(array('page' => $page_name));
  $navbar['options'][$page_name]['text'] = escape_html($page_desc);
}

$navbar['options_right']['add']['url']       = '#modal-add_contact';
$navbar['options_right']['add']['link_opts'] = 'data-toggle="modal"';
$navbar['options_right']['add']['text']      = 'Add Contact';
$navbar['options_right']['add']['icon']      = $config['icon']['contact-add'];
$navbar['options_right']['add']['userlevel'] = 10;

// Print out the navbar defined above
print_navbar($navbar);
unset($navbar);

    /* Begin Add contact */

    /*
    $modal_args = array(
      'id'    => 'modal-add_contact',
      'title' => 'Add New Contact',
      'icon'  => 'oicon-sql-join-inner',
      //'hide'  => TRUE,
      //'fade'  => TRUE,
      //'role'  => 'dialog',
      //'class' => 'modal-md',
    );
    */

    $form = [
      'type'       => 'horizontal',
      'userlevel'  => 10,          // Minimum user level for display form
      'id'         => 'modal-add_contact',
      'title'      => 'Add New Contact',
      'icon'       => 'oicon-sql-join-inner',
      //'modal_args' => [ 'class' => 'modal-lg' ], // !!! This generate modal specific form
      //'class'      => '',          // Clean default box class!
      'url'        => 'contacts/'
    ];
    //$form['fieldset']['body']   = array('class' => 'modal-body');   // Required this class for modal body!
    //$form['fieldset']['footer'] = array('class' => 'modal-footer'); // Required this class for modal footer!

    $row = 0;
    $form_params = [];
    $form['row'][++$row]['contact_method'] = [
      'type'        => 'select',
      'fieldset'    => 'body',
      'name'        => 'Transport',
      'width'       => '270px',
      //'live-search' => FALSE,
      //'values'      => $form_params['method'],
      'value'       => 'email'
    ];
    $row_tmp = $row; // Store row number
    foreach (array_keys($config['transports']) as $transport) {
      $form_params['method'][$transport] = $config['transports'][$transport]['name'];

      if (isset($config['transports'][$transport]['docs'])) {
        // Known key in docs page (use if transport name is different with docs page)
        $docs_link = OBSERVIUM_DOCS_URL . '/alerting_transports/#' . $config['transports'][$transport]['docs'];
      } else {
        $docs_link = OBSERVIUM_DOCS_URL . '/alerting_transports/#' . str_replace(' ', '-', strtolower($config['transports'][$transport]['name']));
      }
      $form['row'][++$row]['contact_' . $transport . '_doc'] = [
        'type'        => 'html',
        'fieldset'    => 'body',
        'offset'      => TRUE,
        'html'        => '<a id="contact_' . $transport . '_doc" href="' . $docs_link . '" target="_blank">See documentation for this Transport (new page)</a>'
      ];
    }
    if (is_array($form_params['method'])) {
      asort($form_params['method']);
    }
    $form['row'][$row_tmp]['contact_method']['values'] = $form_params['method'];

    $form['row'][++$row]['contact_descr'] = [
      'type'        => 'text',
      'fieldset'    => 'body',
      'name'        => 'Description',
      'class'       => 'input-xlarge',
      'value'       => ''
    ];

    foreach ($config['transports'] as $transport => $data) {
      $row++;
      if (safe_count($data['parameters']['required']) || safe_count($data['parameters']['global'])) {
        $form['row'][$row]['contact_' . $transport . '_required'] = [
          'type'        => 'html',
          'fieldset'    => 'body',
          'html'        => '<h3 id="contact_' . $transport . '_required">Required parameters</h3>'
        ];
        $row++;

        // Temporary merge req & global
        foreach (array_merge((array)$data['parameters']['required'], (array)$data['parameters']['global']) as $parameter => $param_data) {

          switch($param_data['type']) {
            case 'enum-freeinput':
              $form_param = [
                'type'     => 'tags',
                'fieldset' => 'body',
                'name'     => $param_data['description'],
                'width'    => '270px',// '100%',
                'value'    => isset($param_data['default']) ? $param_data['default'] : '',
                'values'   => $param_data['params']
              ];
              break;
            case 'bool':
            case 'boolean':
              // Boolean type is just select with true/false string
              if (!isset($param_data['params'])) {
                $param_data['params'] = [ '' => 'Unset', 'true' => 'True', 'false' => 'False' ];
              }
            // do not break here
            case 'enum':
              $form_param = [
                'type'     => 'select',
                'fieldset' => 'body',
                'name'     => $param_data['description'],
                'width'    => '270px', //'100%',
                'value'    => isset($param_data['default']) ? $param_data['default'] : '',
                'values'   => $param_data['params']
              ];
              break;
            case 'textarea':
              $form_param = [
                'type'     => 'textarea',
                'fieldset'    => 'body',
                'name'     => $param_data['description'],
                'width'    => '270px',
                'rows'     => 5,
                'value'    => isset($param_data['default']) ? $param_data['default'] : ''
              ];
              // Prettify JSON
              if (isset($param_data['format']) && $param_data['format'] === 'json' &&
                  $json = safe_json_decode($form_param['value'])) {
                $form_param['value'] = safe_json_encode($json, JSON_PRETTY_PRINT);
              }
              break;
            default:
              $form_param = [
                'type'     => 'text',
                'fieldset' => 'body',
                'name'     => $param_data['description'],
                'class'    => 'input-xlarge',
                'value'    => isset($param_data['default']) ? $param_data['default'] : ''
              ];
          }
          $form['row'][$row]['contact_' . $transport . '_' . $parameter] = $form_param;

          if (isset($param_data['tooltip'])) {
            //r($param_data);
            $form['row'][$row]['contact_' . $transport . '_tooltip'] = [
              'type'        => 'html',
              'fieldset'    => 'body',
              'html'        => generate_tooltip_link(NULL, '&nbsp;<i class="'.$config['icon']['question'].'"></i>', escape_html($param_data['tooltip']))
            ];
          }

          $row++;
        }
      }

      if (safe_count($data['parameters']['optional'])) {
        $form['row'][$row]['contact_' . $transport . '_optional'] = [
          'type'        => 'html',
          'fieldset'    => 'body',
          'html'        => '<h3 id="contact_' . $transport . '_optional">Optional parameters</h3>'
        ];
        $row++;

        foreach ($data['parameters']['optional'] as $parameter => $param_data) {

          switch($param_data['type']) {
            case 'enum-freeinput':
              $form_param = [
                'type'     => 'tags',
                'fieldset' => 'body',
                'name'     => $param_data['description'],
                'width'    => '270px',// '100%',
                //'value'    => isset($param_data['default']) ? $param_data['default'] : '',
                'value'    => isset($param_data['default']) ? $param_data['default'] : '',
                'values'   => $param_data['params']
              ];
              break;
          case 'bool':
          case 'boolean':
            // Boolean type is just select with true/false string
            if (!isset($param_data['params'])) {
              $param_data['params'] = ['' => 'Unset', 'true' => 'True', 'false' => 'False' ];
            }
          // do not break here
          case 'enum':
            $form_param = [
              'type'     => 'select',
              'fieldset' => 'body',
              'name'     => $param_data['description'],
              'width'    => '270px', //'100%',
              'value'    => isset($param_data['default']) ? $param_data['default'] : '',
              'values'   => $param_data['params']
            ];
            break;
          case 'textarea':
            $form_param = [
              'type'     => 'textarea',
              'fieldset'    => 'body',
              'name'     => $param_data['description'],
              'width'    => '270px',
              'rows'     => 5,
              'value'    => isset($param_data['default']) ? $param_data['default'] : ''
            ];
            // Prettify JSON
            if (isset($param_data['format']) && $param_data['format'] === 'json' &&
                $json = safe_json_decode($form_param['value'])) {
              $form_param['value'] = safe_json_encode($json, JSON_PRETTY_PRINT);
            }
            break;
          default:
            $form_param = [
              'type'     => 'text',
              'fieldset' => 'body',
              'name'     => $param_data['description'],
              'class'    => 'input-xlarge',
              'value'    => isset($param_data['default']) ? $param_data['default'] : ''
            ];
        }
          $form['row'][$row]['contact_' . $transport . '_' . $parameter] = $form_param;

          if (isset($param_data['tooltip'])) {
            $form['row'][$row]['contact_' . $transport . '_tooltip'] = [
              'type'        => 'html',
              'fieldset'    => 'body',
              'html'        => generate_tooltip_link(NULL, '&nbsp;<i class="'.$config['icon']['question'].'"></i>', $param_data['tooltip'])
            ];
          }
          $row++;
        }
      }

      // Custom notification templates if allowed for transport
      // if (isset($data['notification']['message_template'])) {
      //   $form['row'][$row]['contact_' . $transport . '_notification'] = array(
      //     'type'        => 'html',
      //     'fieldset'    => 'body',
      //     'html'        => '<h3 id="contact_' . $transport . '_optional">Notification parameters</h3>');
      //   $row++;
      //
      //   $form_param = [
      //     'type'     => 'toggle',
      //     'view'     => 'toggle',
      //     'size'     => 'large',
      //     'palette'  => 'blue',
      //     'fieldset' => 'body',
      //     'name'     => 'Use custom template',
      //     'onchange' => "toggleAttrib('disabled', 'contact_" . $transport . "_message_template')",
      //     'value'    => 'off'
      //   ];
      //   $form['row'][$row]['contact_' . $transport . '_custom_template'] = $form_param;
      //   $row++;
      //
      //   $form['row'][$row++]['contact_' . $transport . '_doc_mustache'] = array(
      //     'type'        => 'html',
      //     'fieldset'    => 'body',
      //     'offset'      => TRUE,
      //     'html'        => 'See <a href="https://mustache.github.com/mustache.5.html" target="_blank">Mustache templates syntax</a>');
      //
      //   $template = get_template('notification', $data['notification']['message_template']);
      //   // Remove header comment(s)
      //   $template = preg_replace('!^\s*/\*[\*\s]+Observium\s.*?\*/\s!is', '', $template);
      //   $form_param = [
      //     'type'     => 'textarea',
      //     'fieldset' => 'body',
      //     'disabled' => TRUE,
      //     'name'     => 'Message template',
      //     'class'    => 'input-xlarge',
      //     'rows'     => 6,
      //     'value'    => $template
      //   ];
      //   $form['row'][$row]['contact_' . $transport . '_message_template'] = $form_param;
      //   $row++;
      // }
    }

    $form['row'][$row]['close'] = [
      'type'        => 'submit',
      'fieldset'    => 'footer',
      'div_class'   => '', // Clean default form-action class!
      'name'        => 'Close',
      'icon'        => '',
      'attribs'     => [ 'data-dismiss' => 'modal',
                         'aria-hidden'  => 'true' ]
    ];
    $form['row'][$row]['action'] = [
      'type'        => 'submit',
      'fieldset'    => 'footer',
      'div_class'   => '', // Clean default form-action class!
      'name'        => 'Add Contact',
      'icon'        => 'icon-ok icon-white',
      //'right'       => TRUE,
      'class'       => 'btn-primary',
      'value'       => 'add_contact'
    ];

    echo generate_form_modal($form);
    unset($form, $form_params);

    $script = '
$("#contact_method").change(function() {
  var select = this.value;
';

  // Generate javascript function which hides all configuration part panels except the ones for the currently chosen transport
  // Alternative would be to hide them all, then unhide the one selected. Hmm...
  $count = 0;
  foreach (array_keys($config['transports']) as $transport) {
    if ($count == 0) {
      $script .= "  if (select === '" . $transport . "') {" . PHP_EOL;
    } else {
      $script .= PHP_EOL . "  } else if (select === '" . $transport . "') {" . PHP_EOL;
    }
    $script .= "    \$('div[id^=\"contact_{$transport}_\"]').show();" . PHP_EOL . "   ";
    foreach (array_keys($config['transports']) as $ltransport) {
      if ($transport != $ltransport) {
        $script .= " \$('div[id^=\"contact_{$ltransport}_\"]').hide();";
      }
    }

    $count++;
  }
  $script .= '  }
}).change();';

  register_html_resource('script', $script);

  // End add contact

// Begin Actions
$readonly = $_SESSION['userlevel'] < 10; // Currently, edit allowed only for Admins

if (!$readonly && isset($vars['action'])) {
  switch ($vars['action']) {
    case 'add_contact':
      // Only proceed if the contact_method is valid in our transports array
      if (is_array($config['transports'][$vars['contact_method']])) {
        foreach ($config['transports'][$vars['contact_method']]['parameters'] as $section => $parameters) {
          foreach ($parameters as $parameter => $param_data) {
            if (isset($vars['contact_' . $vars['contact_method'] . '_' . $parameter])) {

              $value = smart_quotes($vars['contact_' . $vars['contact_method'] . '_' . $parameter]);
              // Validate if passed correct JSON
              if ($param_data['format'] === 'json') {
                safe_json_decode($value);
                if (json_last_error() !== JSON_ERROR_NONE) {
                  // Incorrect JSON
                  print_error('Contact not added. Incorrect JSON.');
                  break 2;
                }
              }
              $endpoint_data[$parameter] = $value;
            }
          }
        }

        if ($endpoint_data) {
          dbInsert('alert_contacts', [ 'contact_descr' => $vars['contact_descr'], 'contact_endpoint' => safe_json_encode($endpoint_data), 'contact_method' => $vars['contact_method'] ]);
        }
      }
      break;

    case 'edit_contact':
    case 'update_contact':
      $update_state = array();
      $contact = get_contact_by_id($vars['contact_id']);

      foreach (safe_json_decode($contact['contact_endpoint']) as $field => $value) {
        $contact['endpoint_parameters'][$field] = $value;
      }

      $update_state['contact_disabled'] = get_var_true($vars['contact_enabled']) ? 0 : 1;

      if (!safe_empty($vars['contact_descr']) && $vars['contact_descr'] != $contact['contact_descr']) {
        $update_state['contact_descr'] = $vars['contact_descr'];
      }

      $data = $config['transports'][$contact['contact_method']];
      if (!safe_count($data['parameters']['global'])) {
        // Temporary until we separate "global" out.
        $data['parameters']['global'] = [];
      }
      if (!safe_count($data['parameters']['optional'])) {
        $data['parameters']['optional'] = [];
      }
      // Plan: add defaults for transport types to global settings, which we use by default, then be able to override the settings via this GUI
      // This needs supporting code in the transport to check for set variable and if not, use the global default

      $update_endpoint = $contact['endpoint_parameters'];
      foreach (array_merge((array)$data['parameters']['required'],
                           (array)$data['parameters']['global'],
                           (array)$data['parameters']['optional']) as $parameter => $param_data) {
        if ((isset($data['parameters']['optional'][$parameter]) || // Allow optional param as empty
             is_array($vars['contact_endpoint_'.$parameter]) || strlen($vars['contact_endpoint_'.$parameter])) &&
            smart_quotes($vars['contact_endpoint_'.$parameter]) != $contact['endpoint_parameters'][$parameter]) {

          $value = smart_quotes($vars['contact_endpoint_'.$parameter]);
          // Validate if passed correct JSON
          if ($param_data['format'] === 'json') {
            //r($value);
            //r($param_data);
            safe_json_decode($value);
            if (json_last_error() !== JSON_ERROR_NONE) {
              // Incorrect JSON
              print_error('Contact not updated. Incorrect JSON.');
              break 2;
            }
          }
          $update_endpoint[$parameter] = $value;
        }
      }
      //r($update_endpoint);
      $update_endpoint = safe_json_encode($update_endpoint);
      if ($update_endpoint != $contact['contact_endpoint']) {
        //r($update_endpoint);
        //r($contact['contact_endpoint']);
        $update_state['contact_endpoint'] = $update_endpoint;
      }

      // custom template
      $vars['contact_message_custom'] = get_var_true($vars['contact_message_custom']);
      if ($vars['contact_message_custom'] != (bool)$contact['contact_message_custom']) {
        $update_state['contact_message_custom'] = $vars['contact_message_custom'] ? '1' : '0';
      }
      if ($vars['contact_message_custom'] && $vars['contact_message_template'] != $contact['contact_message_template']) {
        $update_state['contact_message_template'] = $vars['contact_message_template'];
      }
      //r($contact);
      //r($vars);

      $rows_updated = dbUpdate($update_state, 'alert_contacts', 'contact_id = ?', [ $vars['contact_id'] ]);
      break;

    case 'delete_contact':
      if (get_var_true($vars['confirm_'.$vars['contact_id']], 'confirm')) {
        $rows_deleted  = dbDelete('alert_contacts',       '`contact_id` = ?', [ $vars['contact_id'] ]);
        $rows_deleted += dbDelete('alert_contacts_assoc', '`contact_id` = ?', [ $vars['contact_id'] ]);

        if ($rows_deleted) {
          print_success('Deleted contact and all associations ('.$vars['contact_id'].')');
        }
      }
      unset($vars['contact_id']);
      break;

  }
}

// End Actions

// EOF