link-manager.php

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<?php
// Links
// Copyright (C) 2002, 2003 Mike Little -- [e-mail]

require_once('../wp-config.php');

$title = __('Manage Links');
$this_file = 'link-manager.php';

function xfn_check($class, $value = '', $type = 'check') {
	global $link_rel;
	if ('' != $value && strstr($link_rel, $value)) {
		echo ' checked="checked"';
	}
	if ('' == $value) {
		if ('family' == $class && !strstr($link_rel, 'child') && !strstr($link_rel, 'parent') && !strstr($link_rel, 'sibling') && !strstr($link_rel, 'spouse') ) echo ' checked="checked"';
		if ('friendship' == $class && !strstr($link_rel, 'friend') && !strstr($link_rel, 'acquaintance') ) echo ' checked="checked"';
		if ('geographical' == $class && !strstr($link_rel, 'co-resident') && !strstr($link_rel, 'neighbor') ) echo ' checked="checked"';
	}
}

function category_dropdown($fieldname, $selected = 0) {
	global $wpdb, $tablelinkcategories;
	
	$results = $wpdb->get_results("SELECT cat_id, cat_name, auto_toggle FROM $tablelinkcategories ORDER BY cat_id");
	echo "\n<select name='$fieldname' size='1'>";
	foreach ($results as $row) {
		echo "\n\t<option value='$row->cat_id'";
		if ($row->cat_id == $selected)
			echo " selected='selected'";
		echo ">$row->cat_id: $row->cat_name";
		if ('Y' == $row->auto_toggle)
			echo ' (auto toggle)';
		echo "</option>\n";
	}
	echo "\n</select>\n";
}

function add_magic_quotes($array) {
    foreach ($array as $k => $v) {
        if (is_array($v)) {
            $array[$k] = add_magic_quotes($v);
        } else {
            $array[$k] = addslashes($v);
        }
    }
    return $array;
}
if (!get_magic_quotes_gpc()) {
    $_GET    = add_magic_quotes($_GET);
    $_POST   = add_magic_quotes($_POST);
    $_COOKIE = add_magic_quotes($_COOKIE);
}

$wpvarstoreset = array('action','standalone','cat_id', 'linkurl', 'name', 'image',
                       'description', 'visible', 'target', 'category', 'link_id',
                       'submit', 'order_by', 'links_show_cat_id', 'rating', 'rel',
                       'notes', 'linkcheck[]');

for ($i=0; $i<count($wpvarstoreset); $i += 1) {
    $wpvar = $wpvarstoreset[$i];
    if (!isset($$wpvar)) {
        if (empty($_POST["$wpvar"])) {
            if (empty($_GET["$wpvar"])) {
                $$wpvar = '';
            } else {
                $$wpvar = $_GET["$wpvar"];
            }
        } else {
            $$wpvar = $_POST["$wpvar"];
        }
    }
}

$links_show_cat_id = $_COOKIE['links_show_cat_id_' . $cookiehash];
$links_show_order = $_COOKIE['links_show_order_' . $cookiehash];

if ('' != $_POST['assign']) $action = 'assign';
if ('' != $_POST['visibility']) $action = 'visibility';
if ('' != $_POST['move']) $action = 'move';

switch ($action) {
  case 'assign':
  {
    $standalone = 1;
    include_once('admin-header.php');

    check_admin_referer();

    // check the current user's level first.
    if ($user_level < get_settings('links_minadminlevel'))
      die (__("Cheatin' uh ?"));

    //for each link id (in $linkcheck[]): if the current user level >= the
    //userlevel of the owner of the link then we can proceed.

    if (count($linkcheck) == 0) {
        header('Location: ' . $this_file);
        exit;
    }
    $all_links = join(',', $linkcheck);
    $results = $wpdb->get_results("SELECT link_id, link_owner, user_level FROM $tablelinks LEFT JOIN $tableusers ON link_owner = ID WHERE link_id in ($all_links)");
    foreach ($results as $row) {
      if (!get_settings('links_use_adminlevels') || ($user_level >= $row->user_level)) { // ok to proceed
        $ids_to_change[] = $row->link_id;
      }
    }

    // should now have an array of links we can change
    $all_links = join(',', $ids_to_change);
    $q = $wpdb->query("update $tablelinks SET link_owner='$newowner' WHERE link_id IN ($all_links)");

    header('Location: ' . $this_file);
    break;
  }
  case 'visibility':
  {
    $standalone = 1;
    include_once('admin-header.php');

    check_admin_referer();

    // check the current user's level first.
    if ($user_level < get_settings('links_minadminlevel'))
      die (__("Cheatin' uh ?"));

    //for each link id (in $linkcheck[]): toggle the visibility
    if (count($linkcheck) == 0) {
        header('Location: ' . $this_file);
        exit;
    }
    $all_links = join(',', $linkcheck);
    $results = $wpdb->get_results("SELECT link_id, link_visible FROM $tablelinks WHERE link_id in ($all_links)");
    foreach ($results as $row) {
        if ($row->link_visible == 'Y') { // ok to proceed
            $ids_to_turnoff[] = $row->link_id;
        } else {
            $ids_to_turnon[] = $row->link_id;
        }
    }

    // should now have two arrays of links to change
    if (count($ids_to_turnoff)) {
        $all_linksoff = join(',', $ids_to_turnoff);
        $q = $wpdb->query("update $tablelinks SET link_visible='N' WHERE link_id IN ($all_linksoff)");
    }

    if (count($ids_to_turnon)) {
        $all_linkson = join(',', $ids_to_turnon);
        $q = $wpdb->query("update $tablelinks SET link_visible='Y' WHERE link_id IN ($all_linkson)");
    }

    header('Location: ' . $this_file);
    break;
  }
  case 'move':
  {
    $standalone = 1;
    include_once('admin-header.php');

    check_admin_referer();

    // check the current user's level first.
    if ($user_level < get_settings('links_minadminlevel'))
      die (__("Cheatin' uh ?"));

    //for each link id (in $linkcheck[]) change category to selected value
    if (count($linkcheck) == 0) {
        header('Location: ' . $this_file);
        exit;
    }
    $all_links = join(',', $linkcheck);
    // should now have an array of links we can change
    $q = $wpdb->query("update $tablelinks SET link_category='$category' WHERE link_id IN ($all_links)");

    header('Location: ' . $this_file);
    break;
  }

  case 'Add':
  {
    $standalone = 1;
    include_once('admin-header.php');

    check_admin_referer();

    $link_url = $_POST['linkurl'];
    $link_name = $_POST['name'];
    $link_image = $_POST['image'];
    $link_target = $_POST['target'];
    $link_category = $_POST['category'];
    $link_description = $_POST['description'];
    $link_visible = $_POST['visible'];
    $link_rating = $_POST['rating'];
    $link_rel = $_POST['rel'];
    $link_notes = $_POST['notes'];
	$link_rss_uri =  $_POST['rss_uri'];
    $auto_toggle = get_autotoggle($link_category);

    if ($user_level < get_settings('links_minadminlevel'))
      die (__("Cheatin' uh ?"));

    // if we are in an auto toggle category and this one is visible then we
    // need to make the others invisible before we add this new one.
    if (($auto_toggle == 'Y') && ($link_visible == 'Y')) {
      $wpdb->query("UPDATE $tablelinks set link_visible = 'N' WHERE link_category = $link_category");
    }
    $wpdb->query("INSERT INTO $tablelinks (link_url, link_name, link_image, link_target, link_category, link_description, link_visible, link_owner, link_rating, link_rel, link_notes, link_rss) " .
      " VALUES('" . addslashes($link_url) . "','"
           . addslashes($link_name) . "', '"
           . addslashes($link_image) . "', '$link_target', $link_category, '"
           . addslashes($link_description) . "', '$link_visible', $user_ID, $link_rating, '" . addslashes($link_rel) . "', '" . addslashes($link_notes) . "', '$link_rss_uri')");

    header('Location: ' . $_SERVER['HTTP_REFERER'] . '?added=true');
    break;
  } // end Add

  case 'editlink':
  {
    if (isset($submit)) {

      if (isset($links_show_cat_id) && ($links_show_cat_id != ''))
        $cat_id = $links_show_cat_id;

      if (!isset($cat_id) || ($cat_id == '')) {
        if (!isset($links_show_cat_id) || ($links_show_cat_id == ''))
          $cat_id = 'All';
      }
      $links_show_cat_id = $cat_id;

      $standalone = 1;
      include_once('admin-header.php');

      check_admin_referer();

      $link_id = $_POST['link_id'];
      $link_url = $_POST['linkurl'];
      $link_name = $_POST['name'];
      $link_image = $_POST['image'];
      $link_target = $_POST['target'];
      $link_category = $_POST['category'];
      $link_description = $_POST['description'];
      $link_visible = $_POST['visible'];
      $link_rating = $_POST['rating'];
      $link_rel = $_POST['rel'];
      $link_notes = $_POST['notes'];
	  $link_rss_uri =  $_POST['rss_uri'];
      $auto_toggle = get_autotoggle($link_category);

      if ($user_level < get_settings('links_minadminlevel'))
        die (__("Cheatin' uh ?"));

      // if we are in an auto toggle category and this one is visible then we
      // need to make the others invisible before we update this one.
      if (($auto_toggle == 'Y') && ($link_visible == 'Y')) {
        $wpdb->query("UPDATE $tablelinks set link_visible = 'N' WHERE link_category = $link_category");
      }

      $wpdb->query("UPDATE $tablelinks SET link_url='" . addslashes($link_url) . "',
	  link_name='" . addslashes($link_name) . "',\n link_image='" . addslashes($link_image) . "',
	  link_target='$link_target',\n link_category=$link_category,
	  link_visible='$link_visible',\n link_description='" . addslashes($link_description) . "',
	  link_rating=$link_rating,
	  link_rel='" . addslashes($link_rel) . "',