function scanner_view in Search and Replace Scanner 6

Same name and namespace in other branches

1. 5.2 scanner.module \scanner_view()
2. 7 scanner.module \scanner_view()

Menu callback; presents the scan form and results.

1 string reference to 'scanner_view'

scanner_menu in ./scanner.module

Implementation of hook_menu().

File

./scanner.module, line 150

Search and Replace Scanner - works on all nodes text content.

Code

function scanner_view() {

  //using set_html_head because it seems unecessary to load a separate css

  // file for just two simple declarations:
  drupal_set_html_head('
    <style type="text/css">
      #scanner-form .form-submit { margin-top:0; }
      #scanner-form .form-item { margin-bottom:0; }
    </style>
  ');

  //javascript checks to make sure user has entered some search text:
  drupal_add_js("\n    \$(document).ready(function() {\n      \$('input[@type=submit][@value=Search]').click(function() {\n        var searchfield = \$('#edit-search');\n        var chars = searchfield.val().length;\n        if (chars == 0) {\n          alert('Please provide some search text and try again.');\n          searchfield.addClass('error');\n          searchfield[0].focus();\n          return FALSE;\n        } else if (chars < 3) {\n          return confirm('Searching for a keyword that has fewer than three characters could take a long time. Are you sure you want to continue?');\n        }\n        return TRUE;\n      });\n    });\n  ", 'inline');
  $search = $_SESSION['scanner_search'];
  $status = $_SESSION['scanner_status'];
  if (!is_NULL($search) && $status >= SCANNER_STATUS_GO_SEARCH) {
    if ($status == SCANNER_STATUS_GO_CONFIRM) {
      drupal_goto('admin/content/scanner/scan/confirm');
    }
    else {
      if ($status == SCANNER_STATUS_GO_REPLACE) {
        $resulttxt = '<a name="results"></a>' . t('Replacement Results');
        $results = scanner_execute('replace');
      }
      else {
        $resulttxt = t('Search Results');
        $results = scanner_execute('search');
      }
    }
    if ($results) {
      $results = '<a name="results"></a>' . theme('box', $resulttxt, $results);
    }
    else {
      $results = theme('box', t('Your scan yielded no results'), NULL);
    }
    $output = drupal_get_form('scanner_form');
    $output .= $results;

    //clear any old search form input:
    unset($_SESSION['scanner_search']);
    unset($_SESSION['scanner_replace']);
    unset($_SESSION['scanner_preceded']);
    unset($_SESSION['scanner_followed']);
    unset($_SESSION['scanner_mode']);
    unset($_SESSION['scanner_wholeword']);
    unset($_SESSION['scanner_published']);
    unset($_SESSION['scanner_regex']);
    unset($_SESSION['scanner_terms']);

    //clear old status:
    unset($_SESSION['scanner_status']);
    return $output;
  }
  return $output . drupal_get_form('scanner_form');
}