prefs.php

<?php
/*
 * This file is part of FEED ON FEEDS - http://feedonfeeds.com/
 *
 * prefs.php - display and change preferences
 *
 *
 * Copyright (C) 2004-2007 Stephen Minutillo
 * steve@minutillo.com - http://minutillo.com/steve/
 *
 * Distributed under the GPL - see LICENSE
 *
 */

include_once 'fof-main.php';

/* quell warnings */
function fof_prefs_get_key_($array, $key, $default = NULL) {
	if (!empty($array[$key])) {
		return $array[$key];
	}

	return $default;
}

$prefs = &FoF_Prefs::instance();

$message = "";

if (fof_is_admin() && isset($_POST['adminprefs'])) {
	$prefs->set('purge', $_POST['purge']);
	$prefs->set('purge_grace', $_POST['purge_grace']);
	$prefs->set('manualtimeout', $_POST['manualtimeout']);
	$prefs->set('autotimeout', $_POST['autotimeout']);
	$prefs->set('logging', empty($_POST['logging']) ? null : $_POST['logging']);
	$prefs->set('log_topics', empty($_POST['log_topics']) ? null : $_POST['log_topics']);
	$prefs->set('blacklist', $_POST['blacklist']);
	$prefs->set('dynupdates', empty($_POST['dynupdates']) ? null : $_POST['dynupdates']);
	$prefs->set('match_similarity', $_POST['match_similarity']);

	$prefs->save();

	$message .= ' Saved admin prefs.';

	if ($prefs->get('logging')) {
		$log_path = (defined('FOF_DATA_PATH') ? FOF_DATA_PATH : '.');
		$log_file = (empty($fof_installer) ? 'fof.log' : 'fof-install.log');
		$log = @fopen(implode(DIRECTORY_SEPARATOR, array($log_path, $log_file)), 'a');

		if ($log === false) {
			$message .= ' Warning: could not write to log file!';
		}
	}
}

if (isset($_POST['changed'])) {
	$feed_id = $_POST['changed'];
	$title = $_POST['title'];
	$alt_image = $_POST['alt_image'];

	fof_db_subscription_title_set(fof_current_user(), $feed_id, $title);
	fof_db_subscription_image_set(fof_current_user(), $feed_id, $alt_image);

	$feed = fof_db_get_feed_by_id($feed_id);
	$message .= " Updated feed settings of '" . $feed['feed_title'] . "'.";
}

if (isset($_POST['tagfeed'])) {
	$tags = $_POST['tag'];
	$feed_id = $_POST['feed_id'];

	foreach (explode(" ", $tags) as $tag) {
		fof_tag_feed(fof_current_user(), $feed_id, $tag);
		$feed = fof_db_get_feed_by_id($feed_id);
		$message .= " Tagged '" . $feed['feed_title'] . "' as $tag.";
	}
}

if (isset($_GET['untagfeed'])) {
	$feed_id = $_GET['untagfeed'];
	$tags = $_GET['tag'];

	foreach (explode(" ", $tags) as $tag) {
		fof_untag_feed(fof_current_user(), $feed_id, $tag);
		$feed = fof_db_get_feed_by_id($feed_id);
		$message .= " Dropped $tag from '" . $feed['feed_title'] . "'.";
	}
}

if (isset($_POST['prefs'])) {
	$prefs->set('sidebar_style', $_POST['sidebar_style']);
	$prefs->set('simple_sidebar', isset($_POST['simple_sidebar']));
	$prefs->set('favicons', isset($_POST['favicons']));
	$prefs->set('keyboard', isset($_POST['keyboard']));
	$prefs->set('item_target', isset($_POST['item_target']));
	$prefs->set('tzoffset', intval($_POST['tzoffset']));
	$prefs->set('howmany', intval($_POST['howmany']));
	$prefs->set('order', $_POST['order']);
	$prefs->set('sharing', $_POST['sharing']);
	$prefs->set('sharedname', $_POST['sharedname']);
	$prefs->set('sharedurl', $_POST['sharedurl']);

	$prefs->save(fof_current_user());

	if (!defined('FOF_AUTH_EXTERNAL_ONLY')) {
		if ($_POST['password'] && ($_POST['password'] == $_POST['password2'])) {
			fof_db_change_password($fof_user_name, $_POST['password']);
			$user_password_hash = fof_db_user_password_hash($_POST['password'], $fof_user_name);
			setcookie("user_password_hash", $user_password_hash, time() + 60 * 60 * 24 * 365 * 10);
			$message = "Updated password.";
		} else if ($_POST['password'] || $_POST['password2']) {
			$message = "Passwords do not match!";
		}
	}

	$message .= ' Saved prefs.';
}

if (isset($_POST['plugins'])) {
	foreach (fof_get_plugin_prefs() as $plugin_pref) {
		$key = $plugin_pref[1];
		$prefs->set($key, fof_prefs_get_key_($_POST, $key));
	}

	$plugins = fof_list_plugins();
	foreach ($plugins as $plugin => $data) {
		$prefs->set("plugin_" . $plugin, fof_prefs_get_key_($_POST, $plugin) != "on");
	}

	$prefs->save(fof_current_user());

	$message .= ' Saved plugin prefs.';
}

if (!defined('FOF_AUTH_EXTERNAL_ONLY')) {
	if (isset($_POST['changepassword'])) {
		if ($_POST['password'] != $_POST['password2']) {
			$message = "Passwords do not match!";
		} else {
			$username = $_POST['username'];
			$password = $_POST['password'];
			fof_db_change_password($username, $password);

			$message = "Changed password for $username.";
		}
	}

	if (fof_is_admin() && isset($_POST['adduser']) && $_POST['username'] && $_POST['password']) {
		$username = $_POST['username'];
		$password = $_POST['password'];

		fof_db_add_user($username, $password);
		$message = "User '$username' added.";
	}

	if (fof_is_admin() && isset($_POST['deleteuser']) && $_POST['username']) {
		$username = $_POST['username'];

		fof_db_delete_user($username);
		$message = "User '$username' deleted.";
	}
}

include "header.php";

if (!empty($message)) {
	echo "<br><span style=\"color:red\">$message</span><br>\n";
}
?>
<br>
<h1 id="basic">Feed on Feeds - Preferences</h1>
<form method="post" action="prefs.php#basic" style="border: 1px solid black; margin: 10px; padding: 10px;">
  <fieldset>
    <legend><b>Basic Settings</b></legend>
    Sidebar style: <select name="sidebar_style">
<?php
$sidebar_style = $prefs->get('sidebar_style');
/* migrate old settings */
if (empty($sidebar_style) && $prefs->get('simple_sidebar')) {
	$sidebar_style = 'simple';
}

?>
        <option value=""<?php if (empty($sidebar_style)) {
	echo ' selected';
}
?>>Default</option>
        <option value="simple"<?php if ($sidebar_style === 'simple') {
	echo ' selected';
}
?>>Simple</option>
        <option value="fancy"<?php if ($sidebar_style === 'fancy') {
	echo ' selected';
}
?>>Fancy</option>
    </select>
    <br>
    Default display order: <select name="order"><option value=desc>new to old</option><option value=asc <?php if ($prefs->get('order') == "asc") {
	echo "selected";
}
?>>old to new</option></select>
    <br>
    Number of items in paged displays: <input type="string" size="3" name="howmany" value="<?php echo $prefs->get('howmany') ?>">
    <br>
    Display custom feed favicons? <input type="checkbox" name="favicons"<?php if ($prefs->get('favicons')) {
	echo " checked=true";
}
?>>
    <br>
    Use keyboard shortcuts? <input type="checkbox" name="keyboard"<?php if ($prefs->get('keyboard')) {
	echo " checked=true";
}
?>>
    <br>
    Open articles in new window? <input type="checkbox" name="item_target"<?php if ($prefs->get('item_target')) {
	echo " checked=true";
}
?>>
    <br>
    Time offset in hours: <input size="3" type="text" name=tzoffset value="<?php echo $prefs->get('tzoffset') ?>"> (UTC time: <?php echo gmdate("Y-n-d g:ia") ?>, local time: <?php echo gmdate("Y-n-d g:ia", time() + $prefs->get("tzoffset") * 60 * 60) ?>)
  </fieldset>
  <br>
  <fieldset>
    <legend><b>Sharing</b></legend>
    Share <select name="sharing">
      <option value="no">no</option>
      <option value="all"<?php if ($prefs->get('sharing') == 'all') {
	echo ' selected';
}
?>>all</option>
      <option value="tagged"<?php if ($prefs->get('sharing') == 'tagged') {
	echo ' selected';
}
?>>tagged as "shared"</option>
      <option value="all_tagged"<?php if ($prefs->get('sharing') == 'all_tagged') {
	echo ' selected';
}
?>>all tagged items</option>
    </select> items.<?php if ($prefs->get('sharing') != "no") {
	echo " <small><i>(your default shared page is <a href='./shared.php?user=" . urlencode($fof_user_id) . "'>here</a>)</i></small>";
}
?>
    <br>
    Name to be shown on shared page: <input type="text" name="sharedname" value="<?php echo $prefs->get('sharedname') ?>">
    <br>
    URL to be linked on shared page: <input type="text" name="sharedurl" value="<?php echo $prefs->get('sharedurl') ?>">
  </fieldset>
  <br>
<?php
if (!defined('FOF_AUTH_EXTERNAL_ONLY')) {
	?>
  <fieldset>
    <legend><b>Password</b></legend>
    <table border=0 cellspacing=0 cellpadding=2>
      <tr>
        <td>New password:</td>
        <td><input type=password name=password> (leave blank to not change)</td>
      </tr>
      <tr>
        <td>Repeat new password:</td>
        <td><input type=password name=password2></td>
      </tr>
    </table>
  </fieldset>
  <br>
<?php
}
?>
  <input type=submit name=prefs value="Save Preferences">
</form>

<br><h1 id="plugins">Feed on Feeds - Plugin Preferences</h1>
<form method="post" action="prefs.php#plugins" style="border: 1px solid black; margin: 10px; padding: 10px;">

<table class="plugin_prefs">
<tr><th>Plugin</th><th>Type</th><th>Description</th></tr>

<?php
$plugins = fof_list_plugins(true);
ksort($plugins);

foreach ($plugins as $plugin => $data) {
	if (!$data['code']) {
		continue;
	}

	echo '<tr><td><input type=checkbox name="' . htmlentities($plugin) . '"';

	if (!$prefs->get('plugin_' . $plugin)) {
		echo ' checked';
	}

	echo '> ' . $plugin . '</td>';

	if (!empty($data['meta'])) {
		echo '<td><tt>[' . $data['meta']['type'] . ']</tt></td><td><small>' . htmlspecialchars($data['meta']['description']) . '</small></td>' . "\n";
	}

	echo '</tr>';
}
echo '</table>';
?>

<br>
<?php foreach (fof_get_plugin_prefs() as $plugin_pref) {
	$name = $plugin_pref[0];
	$key = $plugin_pref[1];
	$type = $plugin_pref[2];?>
<?php echo $name ?>:

<?php if ($type == "boolean") {
		?>
<input name="<?php echo $key ?>" type="checkbox" <?php if ($prefs->get($key)) {
			echo "checked";
		}
		?>><br>
<?php } else {?>
<input name="<?php echo $key ?>" value="<?php echo $prefs->get($key) ?>"><br>
<?php }}?>
<br>
<input type="submit" name="plugins" value="Save Plugin Preferences">
</form>

<?php
// advanced plugin preferences
foreach ($plugins as $plugin => $data) {
	// save preferences
	$funcname = 'save_prefs_' . $plugin;

	if (function_exists($funcname)) {
		$funcname($_POST);
	}

	// view and edit preferences
	$funcname = 'edit_prefs_' . $plugin;

	if (function_exists($funcname)) {
		$funcname($prefs);
	}

}
?>

<br><h1 id="feedsntags">Feed on Feeds - Feeds and Tags</h1>
<div style="border: 1px solid black; margin: 10px; padding: 10px; font-size: 12px; font-family: verdana, arial;">
<table cellpadding="3" cellspacing="0">
<?php

/* reuse $feeds from sidebar.php */
foreach ($feeds as $row) {
	$id = $row['feed_id'];
	$anchor = 'feed_row_' . $id;

	$url = $row['feed_url'];
	$title = htmlentities($row['display_title'], ENT_QUOTES);
	$alt_image = htmlentities($row['alt_image'], ENT_QUOTES);
	$description = $row['feed_description'];
	$tags = $row['tags'];

	$error = $row['feed_cache_last_attempt_status'];

	$rowspan = !!$error ? ' rowspan="2"' : '';
	$rowclass = (++$t % 2 ? ' class="odd-row"' : '');
	echo '<tr' . $rowclass . $rowspan . ">\n";

	if ($prefs->get('favicons')) {
		$feed_image = $row['display_image'];
	}

	if (empty($feed_image)) {
		$feed_image = 'image/feed-icon.png';
	}

	echo "  <td class=\"feed-prefs-header\"" . $rowspan . "><a href=\"$url\" title=\"feed\" name=\"$anchor\"><img src='$feed_image' width='16' height='16' border='0' /></a></td>";

	if (!!$error) {
		echo '  <td colspan="3">Error: <span class="error">' . $error
			. '</span> [<a href="' . $row["feed_link"] . '">view site</a>] [<a href="delete.php?feed=' . $id . '">unsubscribe</a>]</td>' . "\n"
			. '</tr><tr class="' . $rowclass . '">';
	}

	echo "  <td>
    <form method=\"post\" action=\"prefs.php#$anchor\">
      <input type=\"hidden\" name=\"changed\" value=\"$id\"/>
      <input type=\"text\" name=\"title\" value=\"$title\" size=\"50\"/>
      <input type=\"text\" name=\"alt_image\" value=\"$alt_image\" size=\"50\"/>
      <input type=\"submit\" value=\"submit\"/>
    </form>
  </td>";

	echo "  <td align=right>";
	foreach ($tags as $tag) {
		echo $tag . ' <a href="' . fof_url('prefs.php', array('untagfeed' => $id, 'tag' => $tag), $anchor) . '">[x]</a> ';
	}
	echo "</td>\n";

	$title = htmlspecialchars($title);
	echo "  <td>
    <form method=\"post\" action=\"prefs.php#$anchor\">
      <input type=\"hidden\" name=\"feed_id\" value=\"$id\">
      <input type=\"text\" name=\"tag\">
      <input type=\"submit\" name=\"tagfeed\" value=\"Tag Feed\"> <small><i>(separate tags with spaces)</i></small>
    </form>
  </td>\n";

	echo "</tr>\n";
}
?>
</table>
</div>


<?php if (fof_is_admin()) {
	?>

<br><h1 id="adminprefs">Feed on Feeds - Admin Options</h1>
<form method="post" action="prefs.php#adminprefs" style="border: 1px solid black; margin: 10px; padding: 10px;">
Enable logging? <input type=checkbox name="logging" <?=$prefs->get('logging') ? "checked" : ''?>> Log Topic Restriction (space separated): <input type="text" name="log_topics" value="<?=$prefs->get('log_topics')?>"><br><br>
Purge read items after <input size="4" type="text" name=purge value="<?=$prefs->get('purge')?>"> days (leave blank to never purge)<br><br>
When purging read items, keep at least <input size="4" type="text" name="purge_grace" value="<?php echo $prefs->get('purge_grace'); ?>"> items per feed, even if they're old.<br><br>
Allow automatic feed updates every <input size="4" type="text" name=autotimeout value="<?=$prefs->get('autotimeout')?>"> minutes<br><br>
Allow manual feed updates every <input size="4" type="text" name=manualtimeout value="<?=$prefs->get('manualtimeout')?>"> minutes<br><br>
Use dynamic update intervals based on each feed's own update rate <input type="checkbox" name="dynupdates" value="1" <?=$prefs->get('dynupdates') ? 'checked' : ''?>><br><br>
Remove duplicate entries based on similarity <input size="4" type="text" name="match_similarity" value="<?=$prefs->get('match_similarity')?>">% (leave blank to disable)<br><br>

<fieldset>
<legend><b>Feed Item Title Blacklist</b></legend>
Feed items with titles containing one of the following terms (one per line) will be discarded immediately. The matching is not case sensitive.<br>
<textarea name="blacklist" cols="100" rows="10"><?php echo $prefs->get('blacklist') ?></textarea>
</fieldset>
<br>

<input type=submit name=adminprefs value="Save Admin Options">
</form>

<?php
if (!defined('FOF_AUTH_EXTERNAL_ONLY')) {
		?>
<br><h1 id="adduser">Add User</h1>
<form method="post" action="prefs.php#adduser" style="border: 1px solid black; margin: 10px; padding: 10px;">
Username: <input type="text" name=username> Password: <input type="text" name=password> <input type=submit name=adduser value="Add user">
</form>

<?php
$result = fof_db_get_nonadmin_usernames();

		$user_options = array();
		while (($row = fof_db_get_row($result)) !== false) {
			$username = $row['user_name'];
			$user_options[] = "<option value=$username>$username</option>";
		}

		if (!empty($user_options)) {
			?>

<br><h1 id="deluser">Delete User</h1>
<form method="post" action="prefs.php#deluser" style="border: 1px solid black; margin: 10px; padding: 10px;" onsubmit="return confirm('Delete User - Are you sure?')">
<select name=username><?php echo implode('', $user_options); ?></select>
<input type=submit name=deleteuser value="Delete user"><br>
</form>

<br><h1>Change User's Password</h1>
<form method="post" action="prefs.php" style="border: 1px solid black; margin: 10px; padding: 10px;" onsubmit="return confirm('Change Password - Are you sure?')">
<table border=0 cellspacing=0 cellpadding=2>
<tr><td>Select user:</td><td><select name=username><?php echo implode('', $user_options); ?></select></td></tr>
<tr><td>New password:</td><td><input type=password name=password></td></tr>
<tr><td>Repeat new password:</td><td><input type=password name=password2></td></tr></table>
<input type=submit name=changepassword value="Change"><br>
</form>

<?php }?>

<?php
} /* FOF_AUTH_EXTERNAL_ONLY */
	?>
<br>
<form method="get" action="uninstall.php" onsubmit="return confirm('Really?  This will delete all the database tables!')">
<center><input type=submit name=uninstall value="Uninstall Feed on Feeds" style="background-color: #ff9999"></center>
</form>

<?php }?>

<?php include "footer.php"?>