<?php
// $Id$

if (!class_exists("XTemplate")) {
  include_once("themes/xtemplate/xtemplate.inc");
}
$template_directory = variable_get('xtemplate_template', 'default');
$GLOBALS["xtemplate"]->template = new XTemplate('xtemplate.xtmpl', 'themes/xtemplate/' . $template_directory);
$GLOBALS["xtemplate"]->template->SetNullBlock(" ");  // "" doesnt work!

function xtemplate_settings() {
  /*
  ** Compile a list of the available style sheets:
  */

  $fd = opendir('themes/xtemplate');
  while ($file = readdir($fd)) {
    if (is_dir("themes/xtemplate/$file") && !in_array($file, array('.', '..', 'CVS'))) {
      $files[$file] = $file;
    }
  }
  closedir($fd);

  $template_directory = variable_get('xtemplate_template', 'default');
  $group = form_select(t('Template'), 'xtemplate_template', variable_get('xtemplate_template', 'default'), $files, t('Selecting a different template will change the look and feel of your site.  To create a new template, create a new directory under <code>themes/xtemplate</code> and copy the contents of an existing template (e.g. <code>themes/xtemplate/default</code>) into it.  The new template will automatically become available in the selection menu and will be identified by its directory name.'));
  $output = form_group(t('Template selection'), $group);

  $group = form_textarea(t('Logo'), 'xtemplate_logo', variable_get('xtemplate_logo', "<img src=\"themes/xtemplate/$template_directory/logo.gif\" alt=\"Logo\" />"), 70, 4, t('The HTML code for displaying the logo.'));
  $group .= form_textarea(t('Primary links'), 'xtemplate_primary_links', variable_get('xtemplate_primary_links', l('edit primary links', 'admin/system/themes/xtemplate')), 70, 8, t('The HTML code for the primary links.'));
  $group .= form_textarea(t('Secondary links'), 'xtemplate_secondary_links', variable_get('xtemplate_secondary_links', l('edit secondary links', 'admin/system/themes/xtemplate')), 70, 8, t('The HTML code for the secondary links.'));
  $group .= form_textarea(t('Message on front page'), 'xtemplate_mission', variable_get('xtemplate_mission', 'edit mission'), 70, 6, t('This text will be displayed on the front page.  It can be used to display a mission statement, announcement or site description..'));
  $group .= form_radios(t('Search box'), 'xtemplate_search_box', variable_get('xtemplate_search_box', 0), array(t('Disabled'), t('Enabled')), t('Show a search box in the upper right corner.'));
  $output .= form_group(t('Header settings'), $group);

  $group = form_checkbox(t('Display pictures with posts'), 'xtemplate_picture_node', 1, variable_get('xtemplate_picture_node', 0), t('Display individualized pictures identifying users with posts they start.'));
  $group .= form_checkbox(t('Display pictures with comments'), 'xtemplate_picture_comment', 1, variable_get('xtemplate_picture_comment', 0), t('Display individualized pictures identifying users with their comments.'));
  $output .= form_group(t('Avatar settings'), $group);

  return $output;
}

function xtemplate_help($section) {

  $output = '';

  switch ($section) {
    case 'admin/system/themes#description':
      $output = t('A template driven theme');
      break;
  }

  return $output;
}

function xtemplate_node($node, $main = 0, $page = 0) {
  global $xtemplate;

  $xtemplate->template->assign(array(
        "submitted" => t("Submitted by %a on %b.",
                      array("%a" => format_name($node),
                            "%b" => format_date($node->created))),
        "link"      => url("node/view/$node->nid"),
        "title"     => $node->title,
        "author"    => format_name($node),
        "date"      => format_date($node->created),
        "static"    => ($main && $node->static) ? 'static' : '',
        "content"   => ($main && $node->teaser) ? $node->teaser : $node->body));

  if ($page == 0) {
    $xtemplate->template->parse("node.title");
  }

  if ($picture = theme('user_picture', $node)) {
    $xtemplate->template->assign("picture", $picture);
    $xtemplate->template->parse("node.picture");
  }

  if (module_exist("taxonomy") && ($taxonomy = taxonomy_link("taxonomy terms", $node))) {
    $xtemplate->template->assign("taxonomy", theme_links($taxonomy));
    $xtemplate->template->parse("node.taxonomy");
  }

  if ($links = link_node($node, $main)) {
    $xtemplate->template->assign("links", theme_links($links));
    $xtemplate->template->parse("node.links");
  }

  $xtemplate->template->parse("node");
  $output = $xtemplate->template->text("node");
  $xtemplate->template->reset("node");
  return $output;
}

function xtemplate_comment($comment, $links = 0) {
  global $xtemplate;

  $xtemplate->template->assign(array (
    "new"       => t("new"),
    "submitted" => t("Submitted by %a on %b.",
                      array("%a" => format_name($comment),
                            "%b" => format_date($comment->timestamp))),
    "title"     => $comment->subject,
    "author"    => format_name($comment),
    "date"      => format_date($comment->timestamp),
    "content"   => $comment->comment
  ));

  if ($comment->new) {
    $xtemplate->template->parse("comment.new");
  }

  if ($picture = theme('user_picture', $comment)) {
    $xtemplate->template->assign("picture", $picture);
    $xtemplate->template->parse("comment.picture");
  }

  if ($links) {
    $xtemplate->template->assign("links", $links);
    $xtemplate->template->parse("comment.links");
  }

  $xtemplate->template->parse("comment");
  $output = $xtemplate->template->text("comment");
  $xtemplate->template->reset("comment");

  return $output;
}

function xtemplate_page($content, $title = NULL, $breadcrumb = NULL) {
  if (isset($title)) {
    drupal_set_title($title);
  }
  if (isset($breadcrumb)) {
    drupal_set_breadcrumb($breadcrumb);
  }

  global $xtemplate;
  $template_directory = variable_get('xtemplate_template', 'default');

  $xtemplate->template->assign(array(
    "head_title" => (drupal_get_title() ? drupal_get_title() ." | ". variable_get("site_name", "drupal") : variable_get("site_name", "drupal") ." | ". variable_get("site_slogan", "")),
    "site" => variable_get("site_name", "drupal"),
    "head" => drupal_get_html_head(),
    "directory" => "themes/xtemplate/$template_directory",
    "onload_attributes" => theme_onload_attribute(),
    "logo" => variable_get('xtemplate_logo', "<img src=\"themes/xtemplate/$template_directory/logo.gif\" alt=\"Logo\" />"),
    "primary_links" => variable_get("xtemplate_primary_links", l("edit primary links", "admin/system/themes/xtemplate")),
    "secondary_links" => variable_get("xtemplate_secondary_links", l("edit secondary links", "admin/system/themes/xtemplate"))
   ));

  if ($title = drupal_get_title()) {
    $xtemplate->template->assign("title", $title);
    $xtemplate->template->assign("breadcrumb", theme("breadcrumb", drupal_get_breadcrumb()));
    $xtemplate->template->parse("header.title");
  }

  if ($help = menu_get_active_help()) {
    $xtemplate->template->assign("help", $help);
    $xtemplate->template->parse("header.help");
  }

  foreach (drupal_get_messages() as $message) {
    list($message, $type) = $message;
    $xtemplate->template->assign("message", ucfirst($message));
    $xtemplate->template->assign("type", $type);
    $xtemplate->template->parse("header.message");
  }

  if (variable_get("xtemplate_search_box", 1)) {
    $xtemplate->template->assign(array(
          //"search" => search_form(),
          "search_url" => url("search"),
          "search_button_text" => t("Search"),
          "search_description" => t("Enter the terms you wish to search for.")
          ));
    $xtemplate->template->parse("header.search_box");
  }

  // only parse the mission block if we are on the frontpage ...
  if ($_GET["q"] == variable_get("site_frontpage", "node") && ($mission = variable_get("xtemplate_mission", "edit mission"))) {
    $xtemplate->template->assign("mission", $mission);
    $xtemplate->template->parse("header.mission");
  }

  if ($blocks = theme("blocks", "left")) {
    $xtemplate->template->assign("blocks", $blocks);
    $xtemplate->template->parse("header.blocks");
  }

  $xtemplate->template->parse("header");
  $output = $xtemplate->template->text("header");

  $output .= "\n<!-- begin content -->\n";
  $output .= $content;
  $output .= "\n<!-- end content -->\n";

  if ($blocks = theme("blocks", "right")) {
    $xtemplate->template->assign("blocks", $blocks);
    $xtemplate->template->parse("footer.blocks");
  }

  // only parse the footer block if site_footer is set
  if ($footer_message = variable_get("site_footer", FALSE)) {
    $xtemplate->template->assign("footer_message", $footer_message);
    $xtemplate->template->parse("footer.message");
  }

  $xtemplate->template->assign("footer", theme_closure());
  $xtemplate->template->parse("footer");

  $output .= $xtemplate->template->text("footer");

  return $output;
}

function xtemplate_block(&$block) {
  global $xtemplate;

  // create template variables for all block variables (module, delta, region, subject, content, ...)
  foreach ($block as $key => $value) {
    $xtemplate->template->assign($key == "subject" ? "title" : $key, $value); // TODO: standardize on 'title' (ie. rename all $block["subject"] to "title")
  }
  $xtemplate->template->parse("block");
  $output = $xtemplate->template->text("block");
  $xtemplate->template->reset("block");
  return $output;
}

function xtemplate_box($title, $content, $region = "main") {
  global $xtemplate;

  $xtemplate->template->assign(array(
        "title" => $title,
        "content" => $content));

  $xtemplate->template->parse("box");
  $output = $xtemplate->template->text("box");
  $xtemplate->template->reset("box");
  return $output;
}

?>