<?php # $Id$

if (IN_serendipity !== true) {
    die ("Don't hack!");
}

// Probe for a language include with constants. Still include defines later on, if some constants were missing
$probelang = dirname(__FILE__) . '/' . $serendipity['charset'] . 'lang_' . $serendipity['lang'] . '.inc.php';
if (file_exists($probelang)) {
    include $probelang;
}

include_once dirname(__FILE__) . '/lang_en.inc.php';

class serendipity_event_adminnotes extends serendipity_event {

    var $debug;

    function introspect(&$propbag) {
        global $serendipity;

        $propbag->add('name',          PLUGIN_ADMINNOTES_TITLE);
        $propbag->add('description',   PLUGIN_ADMINNOTES_DESC);
        $propbag->add('requirements',  array(
            'serendipity' => '0.9',
            'smarty'      => '2.6.7',
            'php'         => '4.1.0'
        ));

        $propbag->add('version',       '0.7');
        $propbag->add('author',        'Garvin Hicking');
        $propbag->add('stackable',     false);
        $propbag->add('configuration', array('feedback', 'limit', 'html', 'markup', 'cutoff'));
        $propbag->add('event_hooks',   array(
                                            'backend_frontpage_display'                         => true,
                                            'backend_sidebar_entries'                           => true,
                                            'backend_sidebar_entries_event_display_adminnotes'  => true,
                                            'css_backend'                                       => true,
                                        )
        );
        $propbag->add('groups', array('BACKEND_FEATURES'));
    }

    function introspect_config_item($name, &$propbag) {
        switch($name) {
            case 'feedback':
                $propbag->add('type',        'boolean');
                $propbag->add('name',        PLUGIN_ADMINNOTES_FEEDBACK);
                $propbag->add('description', PLUGIN_ADMINNOTES_FEEDBACK_DESC);
                $propbag->add('default',     'true');
                break;

            case 'html':
                $radio = array();
                $radio['value'][] = 'true';
                $radio['desc'][]  = YES;

                $radio['value'][] = 'false';
                $radio['desc'][]  = NO;

                $radio['value'][] = 'admin';
                $radio['desc'][]  = USERLEVEL_ADMIN_DESC;

                $propbag->add('type',        'radio');
                $propbag->add('radio',       $radio);
                $propbag->add('name',        PLUGIN_ADMINNOTES_HTML);
                $propbag->add('description', PLUGIN_ADMINNOTES_HTML_DESC);
                $propbag->add('default',     'false');
                break;

            case 'limit':
                $propbag->add('type',        'string');
                $propbag->add('name',        LIMIT_TO_NUMBER);
                $propbag->add('description', '');
                $propbag->add('default',     '15');
                break;

            case 'cutoff':
                $propbag->add('type',        'string');
                $propbag->add('name',        PLUGIN_ADMINNOTES_CUTOFF);
                $propbag->add('description', PLUGIN_ADMINNOTES_CUTOFF_DESC);
                $propbag->add('default',     '1500');
                break;

            case 'markup':
                $propbag->add('type',        'boolean');
                $propbag->add('name',        DO_MARKUP);
                $propbag->add('description', DO_MARKUP_DESCRIPTION);
                $propbag->add('default',     'true');
                break;

            default:
                    return false;
        }
        return true;
    }

    function setupDB() {
        global $serendipity;

        if (serendipity_db_bool($this->get_config('db_built_1', false))) {
            return true;
        }

        $sql = "CREATE TABLE {$serendipity['dbPrefix']}adminnotes (
                      noteid {AUTOINCREMENT} {PRIMARY},
                      authorid int(10) {UNSIGNED} default null,
                      notetime int(10) {UNSIGNED} default null,
                      subject varchar(255),
                      body text,
                      notetype     varchar(255) NOT NULL default ''
                    );";

        serendipity_db_schema_import($sql);

        $sql = "CREATE TABLE {$serendipity['dbPrefix']}adminnotes_to_groups (
                      noteid int(10) {UNSIGNED} default null,
                      groupid int(10) {UNSIGNED} default null
                    );";

        serendipity_db_schema_import($sql);

        $this->set_config('db_built_1', 'true');
    }

    function getMyNotes($limited = true) {
        global $serendipity;

        $this->setupDB();

        $sql = "SELECT a.noteid, a.authorid, a.notetime, a.subject, a.body, a.notetype,
                       ar.realname
                  FROM {$serendipity['dbPrefix']}adminnotes
                    AS a

                  JOIN {$serendipity['dbPrefix']}adminnotes_to_groups
                    AS atg
                    ON atg.noteid = a.noteid

                  JOIN {$serendipity['dbPrefix']}authorgroups
                    AS ag
                    ON (ag.groupid = atg.groupid AND ag.authorid = {$serendipity['authorid']})

                  JOIN {$serendipity['dbPrefix']}authors
                    AS axs
                    ON axs.authorid = ag.authorid

                  JOIN {$serendipity['dbPrefix']}authors
                    AS ar
                    ON ar.authorid = a.authorid
                " . (is_int($limited) ? 'WHERE a.noteid = ' . (int)$limited : '') . "
              GROUP BY a.noteid
              ORDER BY a.notetime DESC";

        if ($limited) {
            $sql .= ' ' . serendipity_db_limit_sql($this->get_config('limit'));
        }
        return serendipity_db_query($sql, (is_int($limited) ? true : false), 'assoc');
    }

    function generate_content(&$title) {
        $title = PLUGIN_ADMINNOTES_TITLE;
    }

    function shownotes() {
        global $serendipity;

        echo '<h3>' . PLUGIN_ADMINNOTES_TITLE . '</h3>';
        if (!serendipity_db_bool($this->get_config('feedback')) && $serendipity['serendipityUserlevel'] < USERLEVEL_CHIEF) {
            return false;
        }

        switch($_REQUEST['action']) {
            case 'edit':
                $entry = $this->getMyNotes((int)$_REQUEST['note']);
                $mode  = 'update';
            case 'new':
                if (!isset($mode)) {
                    $mode = 'insert';
                }

                if (!is_array($entry)) {
                    $entry = array();
                }

                if ($_REQUEST['submit'] /* && serendipity_checkFormToken() */) {
                    $valid_groups = serendipity_getAllGroups($serendipity['authorid']);
                    $targets = array();
                    if (is_array($_REQUEST['note_target'])) {
                        foreach($_REQUEST['note_target'] AS $groupid) {
                            $found = false;
                            foreach($valid_groups AS $group) {
                                if ($group['confkey'] == $groupid) {
                                    $found = true;
                                    break;
                                }
                            }

                            if ($found) {
                                $targets[] = (int)$groupid;
                            }

                        }
                    }

                    if ($mode == 'update') {
                        $noteid = (int)$_REQUEST['note'];
                        echo serendipity_db_query("UPDATE {$serendipity['dbPrefix']}adminnotes
                                                 SET authorid = {$serendipity['authorid']},
                                                     subject = '" . serendipity_db_escape_string($_REQUEST['note_subject']) . "',
                                                     body = '" . serendipity_db_escape_string($_REQUEST['note_body']) . "',
                                                     notetype = '" . serendipity_db_escape_string($_REQUEST['note_notetype']) . "'
                                               WHERE noteid = $noteid");
                        echo serendipity_db_query("DELETE FROM {$serendipity['dbPrefix']}adminnotes_to_groups WHERE noteid = $noteid");
                        foreach($targets AS $target) {
                            echo serendipity_db_query("INSERT INTO {$serendipity['dbPrefix']}adminnotes_to_groups (noteid, groupid) VALUES ($noteid, $target)");
                        }
                    } else {
                        serendipity_db_query("INSERT INTO {$serendipity['dbPrefix']}adminnotes (authorid, notetime, subject, body, notetype) VALUES ('" . $serendipity['authorid'] . "', " . time() . ", '" . serendipity_db_escape_string($_REQUEST['note_subject']) . "', '" . serendipity_db_escape_string($_REQUEST['note_body']) . "', '" . serendipity_db_escape_string($_REQUEST['note_notetype']) . "')");
                        $noteid = serendipity_db_insert_id('adminnotes', 'noteid');
                        foreach($targets AS $target) {
                            serendipity_db_query("INSERT INTO {$serendipity['dbPrefix']}adminnotes_to_groups (noteid, groupid) VALUES ($noteid, $target)");
                        }
                    }

                    echo '<div class="serendipityAdminMsgSuccess"><img style="width: 22px; height: 22px; border: 0px; padding-right: 4px; vertical-align: middle" src="' . serendipity_getTemplateFile('admin/img/admin_msg_success.png') . '" alt="" />' . DONE . ': '. sprintf(SETTINGS_SAVED_AT, serendipity_strftime('%H:%M:%S')) . '</div>';
                }

                echo '<p>' . PLUGIN_ADMINNOTES_FEEDBACK_INFO . '</p>';

                echo '<form action="?" method="post">';
                echo serendipity_setFormToken();
                echo '<input type="hidden" name="serendipity[adminModule]" value="event_display" />';
                echo '<input type="hidden" name="serendipity[adminAction]" value="adminnotes" />';
                echo '<input type="hidden" name="action" value="' . htmlspecialchars($_REQUEST['action']) . '" />';
                echo '<input type="hidden" name="note" value="' . $entry['noteid'] . '" />';
                echo '<input type="hidden" name="note_notetype" value="note" />';

                echo TITLE . '<br />';
                echo '<input class="input_textbox" type="text" name="note_subject" value="' . htmlspecialchars($entry['subject']) . '" /><br /><br />';

                echo USERCONF_GROUPS . '<br />';
                $valid_groups = serendipity_getAllGroups($serendipity['authorid']);
                if (isset($_REQUEST['note_target'])) {
                    $selected = $_REQUEST['note_target'];
                } elseif ($mode == 'update') {
                    $sql = serendipity_db_query("SELECT * FROM {$serendipity['dbPrefix']}adminnotes_to_groups");
                    $selected = array();
                    foreach($sql AS $row) {
                        $selected[] = $row['groupid'];
                    }
                }

                echo '<select name="note_target[]" multiple="multiple" size="5">';
                foreach($valid_groups AS $group) {
                    # PRESELECT!
                    if (in_array($group['confkey'], (array)$selected) || count($selected) == 0) {
                        $is_selected = 'selected="selected"';
                    } else {
                        $is_selected = '';
                    }
                    echo '<option ' . $is_selected . ' value="' . $group['confkey'] . '">' . htmlspecialchars($group['confvalue']) . '</option>' . "\n";
                }
                echo '</select><br /><br />';

                echo ENTRY_BODY . '<br />';
                echo '<textarea rows=10 cols=80 name="note_body">' . htmlspecialchars($entry['body']) . '</textarea>';
                echo '<br /><br />';

                echo '<input type="submit" name="submit" value="' . SAVE . '" class="serendipityPrettyButton input_button" />';
                echo '</form>';

                break;

            case 'delete':
                $newLoc = '?' . serendipity_setFormToken('url') . '&amp;serendipity[adminModule]=event_display&amp;serendipity[adminAction]=adminnotes&amp;action=isdelete&amp;note=' . (int)$_REQUEST['note'];

                $entry = $this->getMyNotes((int)$_REQUEST['note']);
                printf(DELETE_SURE, $entry['noteid'] . ' - ' . htmlspecialchars($entry['subject']));
        ?>
        <br />
        <br />
        <div>
            <a href="<?php echo htmlspecialchars($_SERVER["HTTP_REFERER"]); ?>" class="serendipityPrettyButton"><?php echo NOT_REALLY; ?></a>
            <?php echo str_repeat('&nbsp;', 10); ?>
            <a href="<?php echo $newLoc; ?>" class="serendipityPrettyButton"><?php echo DUMP_IT; ?></a>
        </div>
        <?php
                break;

            case 'isdelete':
                if (!serendipity_checkFormToken()) {
                    break;
                }

                $entry = $this->getMyNotes((int)$_REQUEST['note']);
                if (isset($entry['noteid'])) {
                    serendipity_db_query("DELETE FROM {$serendipity['dbPrefix']}adminnotes           WHERE noteid = " . (int)$_REQUEST['note']);
                    serendipity_db_query("DELETE FROM {$serendipity['dbPrefix']}adminnotes_to_groups WHERE noteid = " . (int)$_REQUEST['note']);
                }
                printf(RIP_ENTRY, $entry['noteid'] . ' - ' . htmlspecialchars($entry['subject']));
                break;

            default:
                $notes = $this->getMyNotes(false);
                echo '<ol class="note_list">';
                if (is_array($notes)) {
                    foreach($notes AS $note) {
                        echo '<li><strong>' . $note['subject'] . '</strong> ' . POSTED_BY . ' ' . $note['realname'] . ' ' . ON . ' ' . serendipity_strftime(DATE_FORMAT_SHORT, $note['notetime']) . '<br />';
                        echo '<a class="serendipityPrettyButton" href="?serendipity[adminModule]=event_display&amp;serendipity[adminAction]=adminnotes&amp;action=edit&amp;note=' . $note['noteid'] . '">' . EDIT . '</a> ';
                        echo '<a class="serendipityPrettyButton" href="?serendipity[adminModule]=event_display&amp;serendipity[adminAction]=adminnotes&amp;action=delete&amp;note=' . $note['noteid'] . '">' . DELETE . '</a> ';
                        echo '<br /><br /></li>';
                    }
                }
                echo '</ol>';
                echo '<a class="serendipityPrettyButton" href="?serendipity[adminModule]=event_display&amp;serendipity[adminAction]=adminnotes&amp;action=new">' . NEW_ENTRY . '</a>';
                break;
        }
    }

    function output($string) {
        global $serendipity;
        static $allow_html = null;
        static $do_markup  = null;

        if ($allow_html == null) {
            $allow_html = $this->get_config('html');
            if ($allow_html === 'admin') {
                if ($serendipity['serendipityUserlevel'] >= USERLEVEL_ADMIN) {
                    $allow_html = true;
                } else {
                    $allow_html = false;
                }
            } else {
                $allow_html = serendipity_db_bool($allow_html);
            }
            $do_markup  = serendipity_db_bool($this->get_config('markup'));
        }

        if ($allow_html) {
            $body = $string;
        } else {
            $body = htmlspecialchars($string);
        }

        if ($do_markup) {
            $entry = array('html_nugget' => $body);
            serendipity_plugin_api::hook_event('frontend_display', $entry);
            $body  = $entry['html_nugget'];
        }

        return $body;
    }

    function event_hook($event, &$bag, &$eventData, $addData = null) {
        global $serendipity;

        $hooks = &$bag->get('event_hooks');

        if (isset($hooks[$event])) {
            switch($event) {
                case 'backend_sidebar_entries':
?>
                    <li class="serendipitySideBarMenuLink serendipitySideBarMenuEntryLinks"><a href="?serendipity[adminModule]=event_display&amp;serendipity[adminAction]=adminnotes"><?php echo PLUGIN_ADMINNOTES_TITLE; ?></a></li>
<?php

                    break;

                case 'backend_sidebar_entries_event_display_adminnotes':
                    $this->shownotes();
                    break;

                case 'backend_frontpage_display':
?>
<script type="text/javascript">
function fulltext_toggle(id) {
    if ( document.getElementById(id + '_full').style.display == '' ) {
        document.getElementById(id + '_full').style.display='none';
        document.getElementById(id + '_summary').style.display='';
        document.getElementById(id + '_text').innerHTML = '<?php echo TOGGLE_ALL ?>';
    } else {
        document.getElementById(id + '_full').style.display='';
        document.getElementById(id + '_summary').style.display='none';
        document.getElementById(id + '_text').innerHTML = '<?php echo HIDE ?>';
    }
    return false;
}
</script>
<?php

                    $cutoff = $this->get_config('cutoff');
                    $notes  = $this->getMyNotes();
                    $zoom   = serendipity_getTemplateFile('admin/img/zoom.png');
                    if (is_array($notes)) {
                        foreach($notes AS $id => $note) {
                            echo '<div class="serendipity_note note_' . $this->output($note['notetype']) . ' note_owner_' . $note['authorid'] . ($serendipity['COOKIE']['lastnote'] < $note['noteid'] ? ' note_new' : '') . '">' . "\n";
                            echo '<div class="note_subject"><strong>' . $this->output($note['subject']) . '</strong> ' . POSTED_BY . ' ' . htmlspecialchars($note['realname']) . ' ' . ON . ' ' . serendipity_strftime(DATE_FORMAT_SHORT, $note['notetime']) . '</div>' . "\n";

                            if (strlen($note['body']) > $cutoff) {
                                $output = $this->output($note['body']);
                                echo '<div id="' . $id . '_full" style="display: none" class="note_body">' .  $output . '</div>' . "\n";
                                echo '<div id="' . $id . '_summary" class="note_body">' .  serendipity_mb('substr', $output, 0, $cutoff) . '...</div>' . "\n";
                                echo '<div class="note_summarylink"><a href="#' . $id . '_full" onclick="fulltext_toggle(' . $id . '); return false;" title="' . VIEW . '" class="serendipityIconLink"><img src="' . $zoom . '" alt="' . TOGGLE_ALL . '" /><span id="' . $id . '_text">' . TOGGLE_ALL  . '</span></a></div>';
                            } else {
                                echo '<div class="note_body">' . $this->output($note['body']) . '</div>' . "\n";
                            }
                            echo "</div>\n";
                        }
                        serendipity_JSsetCookie('lastnote', $notes[0]['noteid']);
                    }
                    break;

                case 'css_backend':
                    if (!strpos($eventData, '.note_')) {
                        // class exists in CSS, so a user has customized it and we don't need default
                        echo file_get_contents(dirname(__FILE__) . '/notes.css');
                    }
                    break;

            }
        }

        return true;
    }
}

/* vim: set sts=4 ts=4 expandtab : */