theme.inc 4.45 KB
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<?php
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// $Id$
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/**
* Basic theme
*
* @package theme system
*/
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class BaseTheme {
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  function system($field) {
    $system["name"] = "I need a name o'wise one!";
    $system["author"] = "What is your name master?";
    $system["description"] = "What am I mighty one?";

    return $system[$field];
  }

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  function header($title = "") {
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    $output .= "<html><head><title>". variable_get(site_name, "drupal") ."</title></head><body>";
    $output .= "<table border=\"0\" cellspacing=\"4\" cellpadding=\"4\"><tr><td valign=\"top\" width=\"170\">";

    print $output;
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    $this->box(t("Navigation"), @implode("<br />", link_page())); theme_blocks("all", $this);
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    print "</td><td valign=\"top\">";
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  }

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  function links($links, $delimiter = " | ") {
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    return @implode($delimiter, $links);
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  }
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  function image($name) {
    return "misc/$name";
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  }
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  function node($node, $main) {
    $output .= "<b>". check_output($node->title) ."</b> by ". format_name($node) ."<br />";
    if ($main && $node->teaser) {
      $output .= strip_tags(check_output($node->teaser, 1));
    }
    else {
      $output .= check_output($node->body, 1);
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    }
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    if ($links = link_node($node, $main)) {
      $output .= "<br />[ ". $this->links($links) ." ]";
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    }
    $output .= "<hr />";

    print $output;
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  }

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  function comment_controls($threshold = 1, $mode = 3, $order = 1) {
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    return form_item(t("Comment viewing options"), comment_mode($mode) . comment_order($order) . comment_threshold($threshold) ." <input type=\"submit\" name=\"op\" value=\"". t("Update settings") ."\" />", t("Select your prefered way to display the comments and click 'Update settings' to active your changes."));
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  }

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  function comment($comment, $link = 0) {
    $output .= "<a name=\"$comment->cid\"></a>";
    $output .= "<div style=\"border: 1px solid; padding: 10px;\">";
    $output .= "<table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" width=\"100%\">";
    $output .= " <tr><td><div style=\"font-size: 110%; font-weight: bold;\">". check_output($comment->subject) ."</div></td><td align=\"right\" rowspan=\"2\" valign=\"top\">". comment_moderation($comment) ."</td></tr>";
    $output .= " <tr><td><div style=\"margin-left: 10px; padding-bottom: 10px; font-size: 90%;\">". sprintf(t("by %s on %s"), format_name($comment), format_date($comment->timestamp)) ."</div></td></tr>";
    $output .= " <tr><td colspan=\"2\">". check_output($comment->comment, 1) ."</td></tr>";
    $output .= " <tr><td align=\"right\" colspan=\"2\">$link</td></tr>";
    $output .= "</table>";
    $output .= "</div><br />";
    print $output;
  }
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  function box($subject, $content, $region = "main") {
    $output .= "<b>". check_output($subject) ."</b><br />". check_output($content) ."<p />";
    print $output;
  }

  function footer() {
    $output .= "</td></tr></table>";
    $output .= "</body></html>";
    print $output;
  }

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}

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function theme_list() {
  static $list;
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  if (!$list) {
    $list = array();
    $result = db_query("SELECT * FROM system where type = 'theme' AND status = '1' ORDER BY name");
    while ($theme = db_fetch_object($result)) {
      $list[$theme->name] = $theme;
    }
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  }
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  return $list;
}

function theme_init() {
  global $user;

  $themes = theme_list();
  $name = $user->theme ? $user->theme : variable_get("theme_default", 0);
  if (is_object($themes[$name])) {
    include_once($themes[$name]->filename);
    $theme_class = "Theme_$user->theme";
    @$obj =& new $theme_class;
    return $obj;
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  }
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  watchdog("warning", "No valid themes enabled.");
  @$obj =& new BaseTheme;
  return $obj;
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}

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function theme_blocks($region, &$theme) {
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  global $id, $PHP_SELF, $REQUEST_URI, $user;
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  if ($user->uid) {
    $result = db_query("SELECT * FROM blocks b LEFT JOIN layout l ON b.name = l.block WHERE (b.status = 2 OR (b.status = 1 AND l.uid = '$user->uid'))". (($region == "left" OR $region == "right") ? ($region == "left" ? " AND b.region = 0" : " AND b.region = 1") : "") ." AND (b.path = '' OR '". strrchr($REQUEST_URI, "/") ."' RLIKE b.path) ORDER BY weight");
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  }
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  else {
    $result = db_query("SELECT * FROM blocks WHERE status = 2". (($region == "left" OR $region == "right") ? ($region == "left" ? " AND region = 0" : " AND region = 1") : "") ." ORDER BY weight");
  }
  while ($result && ($block = db_fetch_object($result))) {
    $blocks = module_invoke($block->module, "block");
    if ($blocks[$block->delta]["content"]) {
      $theme->box(t($blocks[$block->delta]["subject"]), $blocks[$block->delta]["content"], $region);
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    }
  }
}
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?>