<?php # 

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;
}

@define('PLUGIN_EVENT_PHOTOBLOG_VERSION', '1.6');

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

class serendipity_event_photoblog extends serendipity_event
{
    var $title = PLUGIN_EVENT_PHOTOBLOG_TITLE;

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

        $propbag->add('name',          PLUGIN_EVENT_PHOTOBLOG_TITLE);
        $propbag->add('description',   PLUGIN_EVENT_PHOTOBLOG_DESC);
        $propbag->add('stackable',     false);
        $propbag->add('author',        'Cameron MacFarland');
        $propbag->add('requirements',  array(
            'serendipity' => '0.8',
            'smarty'      => '2.6.7',
            'php'         => '4.1.0'
        ));
        $propbag->add('version',   PLUGIN_EVENT_PHOTOBLOG_VERSION);

        $propbag->add('event_hooks',    array(
            'backend_display'                                   => true,
            'frontend_display'                                  => true,
            'entry_display'                                     => true
        ));
        $propbag->add('groups', array('IMAGES'));

        $this->supported_properties = array('photoname');
    }

    function generate_content(&$title) {
        $title = $this->title;
    }

    function install() {
        $this->checkScheme();
    }

    function checkScheme() {
        global $serendipity;

        $version = $this->get_config('version', '0.9');

        if ($version != PLUGIN_EVENT_PHOTOBLOG_VERSION) {
            if ((float)$version < 1.0) {
                $q   = "CREATE TABLE {$serendipity['dbPrefix']}photoblog (
                            entryid int(11) default null,
                            photoid int(11) default null
                        )";
                $sql = serendipity_db_schema_import($q);

                $q   = "CREATE INDEX kentryid ON {$serendipity['dbPrefix']}photoblog (entryid);";
                $sql = serendipity_db_schema_import($q);

            }
            if ((float)$version < 1.2) {
                $q   = "ALTER TABLE {$serendipity['dbPrefix']}photoblog ADD use_thumbnail {BOOLEAN};";
                $sql = serendipity_db_schema_import($q);
                $q   = "UPDATE {$serendipity['dbPrefix']}photoblog SET use_thumbnail = '';";
                serendipity_db_query($q);
            }
            $this->set_config('version', PLUGIN_EVENT_PHOTOBLOG_VERSION);
        }
    }

    function addPhoto($entryid, $photoid, $thumb = false) {
        global $serendipity;
        $q = "INSERT INTO {$serendipity['dbPrefix']}photoblog (entryid, photoid, use_thumbnail) VALUES (" . (int)$entryid . ", " . (int)$photoid . ", " . (int)$thumb .")";
        serendipity_db_query($q);
    }

    function updatePhoto($entryid, $photoid, $thumb = false) {
        global $serendipity;
        $q = "UPDATE {$serendipity['dbPrefix']}photoblog SET photoid = " . (int)$photoid . ", use_thumbnail = " . (int)$thumb ." WHERE entryid = " . (int)$entryid;
        serendipity_db_query($q);
    }

    function getPhoto($entryid) {
        global $serendipity;
        $q = "SELECT * FROM {$serendipity['dbPrefix']}photoblog WHERE entryid=" . (int)$entryid;
        $row = serendipity_db_query($q, true);

        if (!isset($row) || !is_array($row)) {
            $row = null;
        }

        return $row;
    }

    function deletePhoto($entryid) {
        global $serendipity;
        $q = "DELETE FROM {$serendipity['dbPrefix']}photoblog WHERE entryid = " . (int)$entryid;
        serendipity_db_query($q);
    }

    function parsePhotoname($name) {
        global $serendipity;
        $use_thumbnail = 0;
        $bits = explode("/", $name);
        $filename = array_pop($bits);
        $filebits = explode(".", $filename);
        if (in_array("serendipityThumb",$filebits)) {
            $use_thumbnail = 1;
        }
        $ext = array_pop($filebits);
        $f = implode(".", $filebits);
        $fullpath = implode("/", $bits);
        $uploads = $serendipity['serendipityHTTPPath'] . $serendipity['uploadHTTPPath'];
        $path = substr($fullpath, strlen($uploads)) . "/";
        if ($path == '/') {
            $path = '';
        }
        $q = "SELECT * FROM {$serendipity['dbPrefix']}images WHERE name='" . $f . "' and extension='" . $ext . "' and path='" . $path . "'" ;
        $file = serendipity_db_query($q, true);

        if (!isset($file) || !is_array($file)) {
            $thumb = array_pop($filebits);
            $f = implode(".", $filebits);
            $q = "SELECT * FROM {$serendipity['dbPrefix']}images WHERE name='" . $f . "' and extension='" . $ext . "' and path='" . $path . "'" ;
            $file = serendipity_db_query($q, true);
            if (!isset($file) || !is_array($file)) {
                echo "Couldn't find file";
                $file = null;
            }
        }
        if (is_array($file)) {
            $file['use_thumbnail'] = $use_thumbnail;
        }

        return $file;
    }

    function pb_backend_display() {
        global $serendipity;

        if ($this->get_config('version') != PLUGIN_EVENT_PHOTOBLOG_VERSION) {
            $this->checkScheme();
        }

        $photoname = '';
        if (isset($serendipity['POST']['properties']['photoname'])) {
            $file = $this->parsePhotoname($serendipity['POST']['properties']['photoname']);
        } elseif (isset($serendipity['GET']['id'])) {
            $row = $this->getPhoto($serendipity['GET']['id']);
            if (isset($row)) {
                $file = serendipity_fetchImageFromDatabase($row['photoid']);
                if ($row['use_thumbnail'] === 'true' || $row['use_thumbnail'] === 't' || $row['use_thumbnail'] === 1) {
                    $file['use_thumbnail'] = 'true';
                }
            }
        }
        if (isset($file)) {
            $thumbstring = $this->return_thumbstr($file);
            $photoname = $serendipity['serendipityHTTPPath'] . $serendipity['uploadHTTPPath'] . $file['path'] . $file['name'] .$thumbstring.'.'. $file['extension'];
        }

?>
        <fieldset style="margin: 5px">
            <legend><?php echo PLUGIN_EVENT_PHOTOBLOG_TITLE; ?></legend>
            <?php echo PLUGIN_EVENT_PHOTOBLOG_SELECTPHOTO; ?>
            <input class="input_textbox" id="photoname" type="text" name="serendipity[properties][photoname]" readonly="true" size="30" value="<?php echo $photoname; ?>" />
            <input class="serendipityPrettyButton input_button" type="button" name="addPhoto" value="Photo" style="" onclick="window.open('serendipity_admin_image_selector.php?serendipity[filename_only]=true&serendipity[htmltarget]=photoname', 'ImageSel', 'width=800,height=600,toolbar=no,scrollbars=1,scrollbars,resize=1,resizable=1');" />
            <input class="serendipityPrettyButton input_button" type="button" name="delPhoto" value="Clear" style="" onclick="document.getElementById('photoname').value = '';" />
        </fieldset>
<?php
    }

    function pb_backend_save($eventData) {
        global $serendipity;

        if (!isset($serendipity['POST']['properties']) ||
            !is_array($serendipity['POST']['properties']) ||
            !isset($eventData['id']) ||
            ($serendipity['POST']['preview'] == 'true') ) {
            return true;
        }

        $prop_val = $serendipity['POST']['properties']['photoname'];

        $row = $this->getPhoto($eventData['id']);

        if (isset($row)) {
            if (!empty($prop_val)) {
                $file = $this->parsePhotoname($prop_val);
                $this->updatePhoto($eventData['id'], $file['id'],$file['use_thumbnail']);
            } else {
                $this->deletePhoto($eventData['id']);
            }
        } elseif(!empty($prop_val)) {
            $file = $this->parsePhotoname($prop_val);
            $this->addPhoto($eventData['id'], $file['id'],$file['use_thumbnail']);
        }
    }

    function pb_entry_display(&$eventData) {
        global $serendipity;

        if (is_array($eventData[0]['properties'])) {
            unset($eventData[0]['properties']['ep_cache_body']);
            unset($eventData[0]['properties']['ep_cache_extended']);
        }
        if ($serendipity['POST']['preview'] == 'true') {
            $prop_val = $serendipity['POST']['properties']['photoname'];
            if (!empty($prop_val)) {
                $file = $this->parsePhotoname($prop_val);
                $thumbstring = $this->return_thumbstr($file);
                $imgsrc= $serendipity['serendipityHTTPPath'] . $serendipity['uploadHTTPPath'] . $file['path'] . $file['name'] . $thumbstring.'.'. $file['extension'];
                $img = '<div align=center><img src="' . $imgsrc . '" /></div>';
                $eventData[0]['body'] = $img . $eventData[0]['body'];
            }
        } else {

            $elements = count($eventData);
            for ($i = 0; $i < $elements; $i++) {
                $row = $this->getPhoto($eventData[$i]['id']);
                if (isset($row)) {
                    $file = serendipity_fetchImageFromDatabase($row['photoid']);
                    $thumbstring = $this->return_thumbstr($row);
                    $imgsrc= $serendipity['serendipityHTTPPath'] . $serendipity['uploadHTTPPath'] . $file['path'] . $file['name'] . $thumbstring .'.'. $file['extension'];
                    $img = '<div align=center><img src="' . $imgsrc . '" /></div>';
                    $eventData[$i]['body'] = $img . $eventData[$i]['body'];
                }
            }
        }
    }

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

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

        if (isset($hooks[$event])) {
            switch($event) {
                case 'backend_display':
                    $this->pb_backend_display();
                    return true;
                case 'frontend_display':
                    $this->pb_backend_save($eventData);
                    return true;
                case 'entry_display':
                    $this->pb_entry_display($eventData);
                    return true;
                default:
                    return false;
            }
        } else {
            return false;
        }
    }

    function return_thumbstr($file) {
        $thumbstring = "";
        if ($file['use_thumbnail']) {
            $thumbstring = ".serendipityThumb";
        }
        return $thumbstring;
    }

}

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