Returns a flattened array of supported metadata fields.
/**
* Process the EXIF data.
*
* @param array $exif Array of EXIF data.
*
* @return array An array of processed EXIF data.
*/
protected function _processData($exif)
{
if (!$exif) {
return array();
}
$results = array();
$fields = Horde_Image_Exif::getFields($this);
foreach ($fields as $field => $data) {
$value = isset($exif[$field]) ? $exif[$field] : '';
// Don't store empty fields.
if ($value === '') {
continue;
}
/* Special handling of GPS data */
if ($data['type'] == 'gps') {
$value = $this->_parseGPSData($exif[$field]);
if (!empty($exif[$field . 'Ref']) && in_array($exif[$field . 'Ref'], array('S', 'South', 'W', 'West'))) {
$value = -abs($value);
}
}
/* Date fields are converted to a timestamp.*/
if ($data['type'] == 'date') {
@(list($ymd, $hms) = explode(' ', $value, 2));
@(list($year, $month, $day) = explode(':', $ymd, 3));
if (!empty($hms) && !empty($year) && !empty($month) && !empty($day)) {
$time = "{$month}/{$day}/{$year} {$hms}";
$value = strtotime($time);
}
}
if ($data['type'] == 'array' || is_array($value)) {
if (is_array($value)) {
$value = implode(',', $value);
}
}
$results[$field] = $value;
}
return $results;
}
/**
* Get the image attributes from the backend.
*
* @return array A hash of Exif fieldnames => values.
*/
public function getAttributes()
{
$attributes = $GLOBALS['injector']->getInstance('Ansel_Storage')->getImageAttributes($this->id);
$params = !empty($GLOBALS['conf']['exif']['params']) ? $GLOBALS['conf']['exif']['params'] : array();
$params['logger'] = $GLOBALS['injector']->getInstance('Horde_Log_Logger');
$exif = Horde_Image_Exif::factory($GLOBALS['conf']['exif']['driver'], $params);
$fields = Horde_Image_Exif::getFields($exif);
$output = array();
foreach ($fields as $field => $data) {
if (!isset($attributes[$field])) {
continue;
}
$output[$field] = $value = Horde_Image_Exif::getHumanReadable($field, Horde_String::convertCharset($attributes[$field], $GLOBALS['conf']['sql']['charset'], 'UTF-8'));
}
return $output;
}
/* Note that for the following to work, your pref backend must support
retrieving prefs for other users (such as the SQL backend) */
$_prefs['grouptitle'] = array('value' => '', 'type' => 'text', 'desc' => _("Custom text to display describing your galleries. This will be displayed in place of your username when grouping galleries by username."));
$_prefs['defaultview'] = array('value' => 'galleries', 'type' => 'enum', 'enum' => array('browse' => _("Browse"), 'galleries' => _("Galleries"), 'mygalleries' => _("My Galleries")), 'desc' => _("View to display by default"));
$_prefs['groupby'] = array('value' => 'none', 'type' => 'enum', 'enum' => array('owner' => _("Owner"), 'none' => _("None")), 'desc' => _("Group galleries by"));
// number of photos on each row in the gallery view
$_prefs['tilesperrow'] = array('value' => 3, 'type' => 'number', 'desc' => _("Number of tiles per row"));
$_prefs['tilesperpage'] = array('value' => 9, 'type' => 'number', 'desc' => _("Number of tiles per page"));
$_prefs['facesperpage'] = array('value' => '20', 'type' => 'number', 'desc' => _("Number of faces per page"), 'suppress' => function () {
return empty($GLOBALS['conf']['faces']['driver']);
});
$_prefs['groupsperpage'] = array('value' => 9, 'type' => 'number', 'desc' => _("Number of groups per page"));
$_prefs['showexif'] = array('value' => false, 'type' => 'checkbox', 'desc' => _("Show EXIF data"));
$_prefs['myansel_layout'] = array('value' => 'a:1:{i:0;a:3:{i:0;a:4:{s:3:"app";s:5:"ansel";s:6:"height";i:1;s:5:"width";i:1;s:6:"params";a:2:{s:5:"type2";s:17:"ansel_Block_Cloud";s:6:"params";a:1:{s:5:"count";s:2:"20";}}}i:1;a:4:{s:3:"app";s:5:"ansel";s:6:"height";i:1;s:5:"width";i:1;s:6:"params";a:2:{s:5:"type2";s:23:"ansel_Block_MyGalleries";s:6:"params";a:1:{s:5:"limit";s:1:"0";}}}i:2;a:4:{s:3:"app";s:5:"ansel";s:6:"height";i:1;s:5:"width";i:1;s:6:"params";a:2:{s:5:"type2";s:25:"ansel_Block_RecentlyAdded";s:6:"params";a:2:{s:7:"gallery";s:3:"all";s:5:"limit";s:2:"10";}}}}}');
$_prefs['default_gallerystyle'] = array('value' => 'ansel_default');
$_prefs['default_gallerystyle_select'] = array('type' => 'special', 'handler' => 'Ansel_Prefs_Special_GalleryStyle');
$_prefs['show_actions'] = array('value' => 0);
$_prefs['show_othergalleries'] = array('value' => 0);
$_prefs['current_maplayer'] = array('value' => '');
$_prefs['watermark_text'] = array('value' => '', 'type' => 'text', 'desc' => _("Custom watermark to use for photos"));
$_prefs['watermark_horizontal'] = array('value' => 'left', 'type' => 'enum', 'enum' => array('left' => _("Left"), 'center' => _("Center"), 'right' => _("Right")), 'desc' => _("Horizontal Alignment"));
$_prefs['watermark_vertical'] = array('value' => 'bottom', 'type' => 'enum', 'enum' => array('top' => _("Top"), 'center' => _("Center"), 'bottom' => _("Bottom")), 'desc' => _("Vertical Alignment"));
$_prefs['watermark_font'] = array('value' => 'medium', 'type' => 'enum', 'enum' => array('tiny' => _("Tiny"), 'small' => _("Small"), 'medium' => _("Medium"), 'large' => _("Large"), 'giant' => _("Giant")), 'desc' => _("Font Size"));
$_prefs['watermark_auto'] = array('value' => 0, 'type' => 'checkbox', 'desc' => _("Automatically watermark photos?"));
$_prefs['default_download'] = array('value' => 'edit', 'type' => 'enum', 'enum' => array('all' => _("Anyone"), 'edit' => _("Users with edit permissions"), 'authenticated' => _("Authenticated users")), 'desc' => _("When a new gallery is created, what should the default be for allowing users to download original photos?"));
$_prefs['default_permissions'] = array('value' => 'read', 'type' => 'enum', 'enum' => array('none' => _("None"), 'read' => _("Read-only"), 'edit' => _("Read and write")), 'desc' => _("When a new gallery is created, what permissions should be given to authenticated users by default?"));
$_prefs['guest_permissions'] = array('value' => 'read', 'type' => 'enum', 'enum' => array('none' => _("None (Owner only)"), 'read' => _("Read-only")), 'desc' => _("When a new gallery is created, what permissions should be given to guests by default?"));
$_prefs['group_permissions'] = array('value' => 'none', 'type' => 'enum', 'enum' => array('none' => _("None"), 'read' => _("Read-only"), 'edit' => _("Read and write"), 'delete' => _("Read, write, and delete")), 'desc' => _("When a new gallery is created, what default permissions should be given to groups that the user is a member of?"));
$_prefs['exif_tags'] = array('value' => 'a:0:{}', 'type' => 'multienum', 'enum' => Horde_Image_Exif::getFields(array($GLOBALS['conf']['exif']['driver'], !empty($GLOBALS['conf']['exif']['params']) ? $GLOBALS['conf']['exif']['params'] : array()), true), 'desc' => _("Which metadata fields should we automatically add as image tags during upload?"));
$_prefs['exif_title'] = array('value' => '', 'type' => 'enum', 'enum' => array_merge(array('none' => _("None")), Horde_Image_Exif::getFields(array($GLOBALS['conf']['exif']['driver'], !empty($GLOBALS['conf']['exif']['params']) ? $GLOBALS['conf']['exif']['params'] : array()), true)), 'desc' => _("Should we automatically set the image title on upload if able? If so, choose the field to obtain the title from."));
$_prefs['force_old_uploader'] = array('value' => false, 'type' => 'checkbox', 'desc' => _("Do not use the ajax-enabled uploader? Select this if your browser is having trouble uploading images with the ajax uploader."));
