<?php
// $Id: photos.module,v 1.2.2.34 2009/03/08 05:40:01 eastcn Exp $

//hook_menu
function photos_menu() {
	$items = array();
	$items['photos/image/%'] = array(
		'page callback' => 'photos_image_page',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageView', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.image.inc',
	);
	$items['photos/image/%/vote/%'] = array(
		'page callback' => 'photos_image_vote',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageView', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.image.inc',
	);
	$items['photos/image/%/update'] = array(
		'page callback' => 'photos_edit_update',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageEdit', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.edit.inc',
	);
	$items['photos/image/%/to_sub'] = array(
    'title' => 'To sub-album',
		'page callback' => 'photos_edit_to_sub',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageEdit', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.edit.inc',
	);
	$items['photos/image/%/delete'] = array(
		'page callback' => 'photos_edit_delete',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageDelete', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.edit.inc',
	);
  if(variable_get('photos_access_photos', 1)){
  	$items['photos/get/%/%'] = array(
  		'page callback' => 'photos_image_get',
      'page arguments' => array(2, 3),
  		'access callback' => '_photos_access',
  		'access arguments' => array('imageView', 2),
  		'type' => MENU_CALLBACK,
  		'file' => 'inc/photos.image.inc',
  	);
  }
	$items['photos/album/%node'] = array(
		'page callback' => 'photos_album_page',
		'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('album', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.album.inc'
	);
	$items['photos/sub_album/%node'] = array(
		'page callback' => 'photos_sub_album_page',
		'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('subAlbum', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.album.inc'
	);
	$items['photos/album/%node/share'] = array(
    'title' => 'Share code',
		'page callback' => 'photos_album_share',
		'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('album', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.album.inc'
	);
	$items['photos/sub_album/%node/share'] = array(
    'title' => 'Share code',
		'page callback' => 'photos_album_share',
		'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('subAlbum', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.album.inc'
	);
	$items['node/%node/photos'] = array(
		'title' => 'Images Management',
		'page callback' => 'photos_edit_page',
		'page arguments' => array(1),
		'access callback' => 'node_access',
		'access arguments' => array('update', 1),
		'type' => MENU_LOCAL_TASK,
		'file' => 'inc/photos.edit.inc',
	);
	$items['node/%node/photos/cover/%'] = array(
		'page callback' => 'photos_edit_cover',
		'page arguments' => array(1, 4),
		'access callback' => 'node_access',
		'access arguments' => array('update', 1),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.edit.inc',
	);
	$items['photos/zoom/%'] = array(
		'page callback' => 'photos_down_page',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageView', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.down.inc',
	);
	$items['photos/zoom/%/original'] = array(
		'page callback' => 'photos_down_page',
    'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('imageOrig', 2),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.down.inc',
	);
	$items['admin/settings/photos'] = array(
		'title' => 'Photos upload',
		'page callback' => 'drupal_get_form',
		'page arguments' => array('photos_admin_settings'),
		'access arguments' => array('administer nodes'),
		'file' => 'inc/photos.admin.inc',
	);
	$items['admin/settings/photos/update'] = array(
		'title' => 'Batch update',
		'page callback' => 'photos_admin_update',
		'access arguments' => array('administer nodes'),
		'file' => 'inc/photos.admin.inc',
	);
	$items['photos/data/user/%user'] = array(
		'page callback' => 'photos_data_user',
    'page arguments' => array(3),
		'access callback' => 'user_access',
		'access arguments' => array('view photo'),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.data.inc',
	);
	$items['photos/data/sub_album/%node/block_new'] = array(
		'page callback' => 'photos_data_sub_block',
    'page arguments' => array(3, 4),
		'access callback' => 'node_access',
		'access arguments' => array('view', 3),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.data.inc',
	);
	$items['photos/data/sub_album/%node'] = array(
		'page callback' => 'photos_data_album',
    'page arguments' => array(3),
		'access callback' => 'node_access',
		'access arguments' => array('view', 3),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.data.inc',
	);
	$items['photos/data/album/%node'] = array(
		'page callback' => 'photos_data_album',
    'page arguments' => array(3),
		'access callback' => 'node_access',
		'access arguments' => array('view', 3),
		'type' => MENU_CALLBACK,
		'file' => 'inc/photos.data.inc',
	);
	$items['photos'] = array(
		'title' => 'Album photos',
		'page callback' => 'photos_page_default',
		'access arguments' => array('view photo'),
		'file' => 'inc/photos.page.inc',
	);
	$items['photos/image'] = array(
		'title' => 'Latest images',
		'page callback' => 'photos_page_image',
		'access arguments' => array('view photo'),
		'file' => 'inc/photos.page.inc',
	);
	$items['photos/album'] = array(
		'title' => 'Latest albums',
		'page callback' => 'photos_page_album',
		'access arguments' => array('view photo'),
		'file' => 'inc/photos.page.inc',
	);
	$items['photos/user/%user_uid_optional/image'] = array(
		'title' => 'My images',
    'title callback' => 'photos_page_title',
    'title arguments' => array(2, t('images')),
		'page callback' => 'photos_page_image',
		'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('viewUser', 2),
		'file' => 'inc/photos.page.inc',
	);
	$items['photos/user/%user_uid_optional/album'] = array(
		'title' => 'My albums',
    'title callback' => 'photos_page_title',
    'title arguments' => array(2, t('albums')),
		'page callback' => 'photos_page_album',
		'page arguments' => array(2),
		'access callback' => '_photos_access',
		'access arguments' => array('viewUser', 2),
		'file' => 'inc/photos.page.inc',
	);
	if(variable_get('photos_slide', 0)){
		$items['photos/user/%user_uid_optional/slide'] = array(
			'title' => 'My slide',
      'title callback' => 'photos_page_title',
      'title arguments' => array(2, t('slide')),
			'page callback' => 'photos_page_slide',
			'page arguments' => array(2),
  		'access callback' => '_photos_access',
  		'access arguments' => array('viewUser', 2),
			'file' => 'inc/photos.data.inc',
		);
  	$items['photos/album/%node/slide'] = array(
  		'page callback' => 'photos_album_slide',
  		'page arguments' => array(2),
  		'access callback' => '_photos_access',
  		'access arguments' => array('album', 2),
  		'type' => MENU_CALLBACK,
  		'file' => 'inc/photos.album.inc'
  	);
  	$items['photos/sub_album/%node/slide'] = array(
  		'page callback' => 'photos_album_slide',
  		'page arguments' => array(2),
  		'access callback' => '_photos_access',
  		'access arguments' => array('subAlbum', 2),
  		'type' => MENU_CALLBACK,
  		'file' => 'inc/photos.album.inc'
  	);
	}
	$items['photos/share'] = array(
    'title' => 'Share code',
		'page callback' => 'photos_share',
		'access arguments' => array('create photo'),
		'file' => 'inc/photos.page.inc',
	);
	$items['photos/upload'] = array(
		'title' => 'Image upload',
		'page callback' => 'photos_edit_upload',
		'access arguments' => array('create photo'),
		'file' => 'inc/photos.edit.inc',
		'weight' => 9,
	);
  if(variable_get('photos_upzip', 0)){
  	$items['photos/import'] = array(
  		'title' => 'Import ZIP',
  		'page callback' => 'drupal_get_form',
      'page arguments' => array('photos_admin_import'),
  		'access arguments' => array('administer nodes'),
  		'weight' => 10,
  		'file' => 'inc/photos.admin.inc',
  	);
  }
  return $items;
}
function photos_page_title($ac, $str){
  if($ac->uid != $GLOBALS['user']->uid){
    return t('@name\'s !str', array('@name' =>$ac->name, '!str' => $str));
  }else{
    return t('My !str', array('!str' => $str));
  }
}
function photos_photos_access(){
  if(variable_get('photos_access_photos', 0)){
    if(arg(0) == 'photos' && arg(1) != 'get' && is_numeric(arg(2))){
      switch(arg(1)){
        case 'album':
        case 'sub-album':
        case 'zoom':
        case 'sub-slide':
          return arg(2);
        case 'image':
          return $GLOBALS['photos'][arg(2).'_pid'];
      }
    }
    if(arg(0) == 'photos' && arg(1) == 'data' && is_numeric(arg(3))){
      return arg(3);
    }
  }
}
function _photos_access($type, $value, $id = 0){
  //$value = $node or $user or $file->fid or $node->nid
	global $user;
	switch ($type) {
    case 'viewUser':
      return $value->uid && user_access('view photo') && user_access('create photo', $value);
    case 'imageOrig':
      if(!user_access('view original')) return false;
		case 'imageView':
      //$value = $file->fid
      if($user->uid == 1) return true;
      if(variable_get('photos_access_photos', 0)){
        $node = _photos_access_pass_type($value, 1);
        if($node['view']['viewid'] != 3){
          return node_access('view', (object)$node['node']);
        }else if($node['view']['pass'] == $_SESSION[$node['view']['nid'].'_'.session_id()] || !_photos_access_pass_validate($node)){
          return true;
        }
      }else{
        return user_access('view photo');
      }
    break;
    case 'album':
      return ($value->type == 'photos') && node_access('view', $value);
    case 'subAlbum':
      return _photos_select_sub_album() && variable_get('photos_node_'.$value->type, 0) && node_access('view', $value);
		case 'imageEdit':
      if(!is_object($value)){
        $value = db_fetch_object(db_query('SELECT r.format, n.* FROM {node} n INNER JOIN {node_revisions} r ON n.nid = r.nid INNER JOIN {x_image} x ON n.nid = x.pid WHERE x.fid = %d', $value));
      }
      return node_access('update', $value) || node_access('delete', $value);
		case 'imageDelete':
      if(!is_object($value)){
        $value = db_fetch_object(db_query('SELECT r.format, n.* FROM {node} n INNER JOIN {node_revisions} r ON n.nid = r.nid INNER JOIN {x_image} x ON n.nid = x.pid WHERE x.fid = %d', $value));
      }
      return node_access('delete', $value);
	}
}
//hook_node_info
function photos_node_info() {
  return array(
    'photos' => array(
      'name' => t('Album'),
      'module' => 'photos',
      'has_title' => true,
      'title_label' => t('Album name'),
      'has_body' => true,
      'body_label' => t('Album description'),
    )
  );
}
//hook_perm
function photos_perm() {
  return array('view photo', 'create photo', 'edit own photo', 'edit any photo', 'delete own photo', 'delete any photo', 'allowed to vote', 'view vote list', 'view original');
}
//hook_access
function photos_access($op, $node, $account) {
  switch($op){
    case 'create':
      return user_access('create photo', $account);
    case 'update':
      return user_access('edit any photo', $account) || (user_access('edit own photo', $account) && ($account->uid == $node->uid)) ? true : NULL;
    break;
    case 'delete':
      return user_access('delete any photo', $account) || (user_access('delete own photo', $account) && ($account->uid == $node->uid)) ? true : NULL;
  }
}
//hook_form
function photos_form(&$node) {
  require_once('inc/photos.form.inc');
	return _photos_form($node);
}
//hook_nodeapi
function photos_nodeapi(&$node, $op, $teaser, $page) {
  global $user;
  switch ($op) {
    case 'load':
  		if($node->type == 'photos'){
  			$a = db_fetch_object(db_query('SELECT * FROM {x_album} WHERE pid = %d', $node->nid));
        if($a->pid){
    			$info['album'] = unserialize($a->data);
          $info['album']['pid'] = $a->pid;
          $info['album']['count'] = $a->count;
          if($a->fid && $image = db_fetch_array(db_query('SELECT * FROM {files} WHERE fid = %d', $a->fid))){
            $image = photos_get_info(0, $image);
            $info['album']['cover']['fid'] = $a->fid;
            $thumb = variable_get('photos_title_0', false);
            $info['album']['cover']['url'] = url($image['thumb'][$thumb]);
            $info['album']['cover']['view'] = theme('photos_imagehtml', $image['thumb'][$thumb], array('href' => 'photos/album/'.$node->nid, 'filename' => check_plain($node->title)));
          }else{
            $image = db_fetch_array(db_query_range('SELECT f.* FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE p.pid = %d ORDER BY f.fid DESC', $node->nid, 0, 1));
            if($image['fid']){
              $image = photos_get_info(0, $image);
              $thumb = variable_get('photos_title_0', false);
              $info['album']['cover']['url'] = url($image['thumb'][$thumb]);
              $info['album']['cover']['view'] = theme('photos_imagehtml', $image['thumb'][$thumb], array('href' => 'photos/album/'.$node->nid, 'filename' => check_plain($node->title)));
            }
          }
        }
  		}else if(variable_get('photos_node_'.$node->type, 0)){
        $photo = db_fetch_object(db_query("SELECT cid, value FROM {x_count} WHERE cid = %d AND type = '%s'", $node->nid, 'node_node'));
        if($photo->cid) $info['subalbum']['count'] = $photo->value;
      }
  		return $info;
    break;
    case 'view':
      if($node->album['pid']){
        if($teaser){
          $album = _photos_node_view($node, $node->album['teaser_display'], 'teaser');
        }else{
          $album = _photos_node_view($node, $node->album['page_display'], 'page');
        }
        $node->content['album']['#value'] = $album ? $album: '';
      }
    break;
    case 'validate':
    	if($node->type == 'photos'){
        $t = photos_user_count();
    		$t['rest'] ? form_set_error('title',t('You cannot create more albums.')) : NULL;
        if(preg_match('/[^0-9x]/i', $node->album['slide'])){
          form_set_error('album][slide', t('Slide size is not correct.'));
        }
        if(preg_match('/[^0-9x]/i', $node->album['teaser_slide'])){
          form_set_error('album][teaser_slide', t('Slide size is not correct.'));
        }
        if(preg_match('/[^0-9x]/i', $node->album['page_slide'])){
          form_set_error('album][page_slide', t('Slide size is not correct.'));
        }
		  }
    break;
    case 'insert':
    case 'update':
      if($node->type == 'photos'){
        if(!$node->album['pid']){
          db_query("INSERT INTO {x_album} (pid, data) VALUES (%d, '%s')", $node->nid, serialize($node->album));
        }else{
          db_query("UPDATE {x_album} SET data = '%s' WHERE pid = '%s'", serialize($node->album), $node->nid);
        }
        photos_set_count('user_album', $node->uid);
      }
    break;
    case 'delete':
      if($node->type == 'photos'){
    		if($node->album['count'] || !variable_get('photos_user_count_cron', 0)){
          $result = db_query('SELECT f.fid, f.filepath FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE p.pid = %d', $node->nid);
          while($file = db_fetch_object($result)){
        	  $msg[] = photos_file_del($file->fid, $file->filepath);//删除相册下所有图片
          }
          if($msg[0]) {
            photos_set_count('user_image', $node->uid);
            drupal_set_message(t('%count images are deleted.', array('%count' => COUNT($msg))));
          }
    		}
        photos_set_count('user_album', $node->uid);
        db_query('DELETE FROM {x_album} WHERE pid = %d', $node->nid);
      }
      if(variable_get('photos_node_'.$node->type, 0)){
        db_query('DELETE FROM {x_node} WHERE nid = %d', $node->nid);//移除节点下所有图片，图片仍存在于相册中
        db_query('DELETE FROM {x_count} WHERE nid = %d', $node->nid);//移除统计记录
      }
    break;
  }
}
//node_nodepai_view
function _photos_node_view($node, $display, $type){
  switch($display){
    case 1:
      return $node->album['cover']['view'];
    case 2:
      $order = explode('|', ($node->album['imageorder'] ? $node->album['imageorder'] : variable_get('photos_display_imageorder', 'timestamp|desc')));
      $order = _photos_order_value_change($order[0], $order[1]);
      $limit = $node->album[$type.'_viewnum'] ? $node->album[$type.'_viewnum'] :variable_get('photos_display_'.$type.'_viewnum', 10);
      $result = db_query_range('SELECT f.filepath, f.filemime, f.timestamp, f.filename, f.filesize, u.uid, u.name, p.* FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid INNER JOIN {users} u ON f.uid = u.uid WHERE p.pid = %d'. $order, $node->nid, 0, $limit);
      $i = 0;
      while($data = db_fetch_array($result)){
        $album .= photos_get_info(0, $data, array('href' => 'photos/image/'.$data['fid'], 'label' => $node->album[$type.'_imagesize'] ? $node->album[$type.'_imagesize'] : variable_get('photos_display_'.$type.'_imagesize', 0)));
        ++$i;
      }
      if($i >= $limit) $album .= theme('more_link', url('photos/album/'.$node->nid), t('Album view'));
      return $album;
    case 3:
      if($type == 'teaser' && $node->album['teaser_slide']){
        list($width, $height) = explode('x', $node->album['teaser_slide']);
      }else if($type == 'page' && $node->album['page_slide']){
        list($width, $height) = explode('x', $node->album['page_slide']);
      }else{
        list($width, $height) = explode('x', variable_get('photos_display_slide', '640x480'));
      }
      return dfgallery_html(array('url' => url("photos/data/album/$node->nid", array('absolute' => true, 'query' => array('type' => 'json.json'))), 'width' => $width, 'height' => $height));;
  }
}

//hook_user
function photos_user($op, &$edit, &$ac) {
  global $user;
  switch ($op){
    case 'view':
    	if (user_access('view photo') || user_access('create photo', $ac)) {
        if($ac->album['album']['count']){
          $item[] = l(t('There are !a albums in total', array('!a'=> $ac->album['album']['count'])), "photos/user/$ac->uid/album");
        }else if($ac->uid == $user->uid){
          $item[] = t('No alubms yet, ').l(t('Create album'), 'node/add/photos');
        }
        if($ac->album['image']['count']){
          $item[] = l(t('There are !a images in total', array('!a'=> $ac->album['image']['count'])), "photos/user/$ac->uid/image");
        }else if($ac->uid == $user->uid){
          $item[] = t('No images yet, ').l(t('Upload images'), 'photos/upload');
        }
    		if(variable_get('photos_slide', 0) && $ac->album['image']['count']){
    			$item[] = l(t('Slideshow'), "photos/user/$ac->uid/slide");
    		}
        if($item[0]){
      		$ac->content['summary']['photos'] =  array(
      		  '#type' => 'user_profile_item',
      		  '#title' => t('Album image'),
      		  '#value' => theme('item_list', $item),
      		  '#attributes' => array('class' => 'photos'),
      	  );
        }
      }
    break;
    case 'load':
      $ac->album['album']['count'] = photos_get_count('user_album',$ac->uid);
      $ac->album['image']['count'] = photos_get_count('user_image',$ac->uid);
    break;
    case 'insert':
      db_query("INSERT INTO {x_count} (cid, changed, type, value) VALUES (%d, 0, '%s', 0), (%d, 0, '%s', 0)", $ac->uid, 'user_album', $ac->uid, 'user_image');
  }
}
//hook_comment
function photos_comment(&$comment, $op) {
	switch ($op) {
		case 'insert':
			if($comment['photos_fid']){
			  db_query("INSERT INTO {x_vote} (fid, cid) VALUES (%d, %d)", $comment['photos_fid'], $comment['cid']);
        db_query('UPDATE {x_image} SET comcount = (SELECT COUNT(fid) FROM {x_vote} WHERE fid = %d) WHERE fid = %d', $comment['photos_fid'], $comment['photos_fid']);
			}
		break;
		case 'delete':
		  db_query('DELETE FROM {x_vote} WHERE cid = %d', $comment->cid);
		break;
	}
}
//hook_link
function photos_link($type, $node = NULL, $teaser = FALSE) {
	global $user;
	$links = array();
	if(user_access('view photo') && ($node->subalbum['count'] || $node->album['count'])){
    if($node->type == 'photos'){
      $title = t('Album view');
      $type = 'album';
    }else{
      $title = t('Sub-Album view');
      $type = 'sub_album';
    }
    $title = ($node->type == 'photos') ? t('Album view') : t('Sub-Album view');
	  $count = !empty($node->subalbum['count']) ? $node->subalbum['count']:$node->album['count'];
	  $links['photos_album'] = array(
	    'title' => $title,
	    'href' => "photos/$type/$node->nid",
	    'attributes' => array('title' => t('A total of !count images', array('!count'=> $count))),
	  );
    if(variable_get('photos_slide', 0)){
  	  $links['photos_slide'] = array(
  	    'title' => t('Slideshow'),
  	    'href' => "photos/$type/$node->nid/slide",
  	  );
    }
	}
  if ($type == 'comment' && $node->comment) {
    if (arg(0) != 'photos' && $fid = db_result(db_query('SELECT fid FROM {x_vote} WHERE cid = %d', $node->cid))) {
      $links['link_photo'] = array(
        'title' => t('View image'),
        'href' => 'photos/image/'.$fid,
        'fragment' => 'comment-'.$node->cid
      );
    }
  }
	return $links;
}
//hook_form_alter
function photos_form_alter(&$form, $form_state, $form_id) {
	if ($form_id == 'node_type_form' && isset($form['identity']['type']) && arg(3) != 'photos') {
		$form['photos'] = array(
			'#type' => 'fieldset',
			'#title' => t('Sub-Album settings'),
			'#collapsible' => TRUE,
			'#collapsed' =>true,
		);
		$form['photos']['photos_node'] = array(
			'#type' => 'radios',
			'#title' => t('Sub-Album'),
			'#default_value' => variable_get('photos_node_'. $form['#node_type']->type, 0),
			'#options' => array(t('Disabled'), t('Enabled')),
			'#description' => t('Node will become a sub-album, you can upload images to the node.'),
		);
		$form['photos']['photos_share'] = array(
			'#type' => 'radios',
			'#title' => t('Reference'),
			'#default_value' => variable_get('photos_share_'. $form['#node_type']->type, 1),
			'#options' => array(t('Disabled'), t('Enabled')),
			'#description' => t('After enable this, you can insert a reference of images from other albums to the node, but do not attach the image to the node.'),
		);
	}
	if($form_id == 'comment_form'){
    if(arg(0) == 'photos' && is_numeric(arg(2))){
      $fid = arg(2);
    }else if(arg(1) == 'reply' && is_numeric(arg(3))){
      $fid = db_result(db_query('SELECT fid FROM {x_vote} WHERE cid = %d', arg(3)));
    }
    $form['photos_fid'] = array(
      '#type' => 'hidden',
      '#default_value' => $fid,
    );
		$form['#submit'] = array('photos_comment_form_submit');
	}

	if (isset($form['type']) && isset($form['#node']) && user_access('view photo')) {
		$node = $form['#node'];
		if(variable_get('photos_share_'.$node->type, 0)){
			$form['photos_share'] = array(
				'#title' => t('Insert image'),
				'#weight' => 0,
				'#type' => 'fieldset',
				'#collapsible' => TRUE,
			);
			$form['photos_share']['share']['#value'] = '<div id="potos-thickbox">'.l(t('Insert an existing image'), 'photos/share', array('query' => 'KeepThis=true&TB_iframe=true&height=450&width=650', 'attributes' => array('title' => t('Choose an image from my albums to insert into the node'), 'class' => 'thickbox'))).'('.l(t('Open a new window'), 'photos/share', array('attributes' => array('title' => t('Choose an image from my albums to insert into the node'), 'target' => '_blank'))).')</div>';

	  }
	}
}
//hook_form_submit
function photos_comment_form_submit($form, &$form_state) {
  if(!$form_state['values']['photos_fid']){
    comment_form_submit($form, &$form_state);
  }else{
    _comment_form_submit($form_state['values']);
    if ($cid = comment_save($form_state['values'])) {
      $node = node_load($form_state['values']['nid']);
      $page = comment_new_page_count($node->comment_count, 1, $node);
      $form_state['redirect'] = array('photos/image/'.$form_state['values']['photos_fid'], $page, "comment-$cid");
      return;
    }
  }
}
//image view next or prev
function photos_image_pager($fid, $id, $type = 'pid') {
  switch($type){
    case 'pid':
      $sql = 'p.pid';
    break;
    case 'nid':
      $sql = 't.pid';
    break;
    case 'uid':
      $sql = 'p.uid';
  }
  $result = db_query(db_rewrite_sql('SELECT p.pid, f.filepath, f.fid, f.filename FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE '.$sql.' = %d ORDER BY f.fid DESC', 'p', 'pid'), $id);
  $stop = $t['prev'] = $t['next'] = 0;
  while ($image = db_fetch_array($result)) {
    if ($stop == 1) {
      $t['next'] = $image;
      $t['next_view'] = photos_get_info(0, $t['next'], array('label' => variable_get('photos_title_0', false)));
      $t['next_url'] = url('photos/image/'.$image['fid']);
      break;
    }
    if ($image['fid'] == $fid) {
      $t['current'] = $image;
      $t['current_view'] = photos_get_info(0, $t['current'], array('label' => variable_get('photos_title_0', false)));
      $stop = 1;
    } else {
      $t['prev'] = $image;
    }
  }
  if($t['prev']){
    $t['prev_view'] = photos_get_info(0, $t['prev'], array('label' => variable_get('photos_title_0', false)));
    $t['prev_url'] = url('photos/image/'.$t['prev']['fid']);
  }
	return $t;
}
//hook_block
function photos_block($op = 'list', $delta = 0, $edit = array()) {
	global $user;
	switch ($op) {
		case 'list':
			$blocks[0]['info'] = t('Latest images');
			$blocks[1]['info'] = t('User\'s images');
			$blocks[2]['info'] = t('Photo information');
      $blocks[3]['info'] = t('Random images');
			return $blocks;
		case 'configure':
			switch ($delta) {
				case '2':
					$form['photos_block_num_2'] = array('#type' => 'radios', '#title' => t('Show sub-album info'), '#default_value' => variable_get('photos_block_num_2', 1), '#options' => array(t('Disabled'), t('Enabled')));
				break;
				default:
					$num = drupal_map_assoc(array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30, 40));
					$form['photos_block_num_'.$delta] = array('#type' => 'select', '#title' => t('Show several images'), '#default_value' => variable_get('photos_block_num_'.$delta, 10), '#options' => $num);
				break;
			}
			return $form;
		case 'save':
			variable_set('photos_block_num_'.$delta, $edit['photos_block_num_'.$delta]);
		break;
		case 'view':
		$block = array();
		$count = variable_get('photos_block_num_'.$delta, 10);
		switch ($delta) {
			case '0':
        if(user_access('view photo') && $content = _photos_block_image('latest', $count, 'photos/image')){
					$block['subject'] = t('Latest images');
					$block['content'] = $content;
				}
			return $block;
			case '1':
        if(arg(0) == 'photos'){
          switch(arg(1)){
            case 'image':
              $uid = db_result(db_query('SELECT uid FROM {files} WHERE fid = %d', arg(2)));
            break;
            case 'user':
              $uid = arg(2);
          }
        }
        if(arg(0) == 'node' && is_numeric(arg(1))){
          $uid = db_result(db_query('SELECT uid FROM {node} WHERE nid = %d', arg(1)));
        }
        if($uid && ($content = _photos_block_image('user', $count, "photos/user/$uid/image", $uid))){
					$block['subject'] = t('%name\'s images', array('%name' => $content[1]));
					$block['content'] = $content[0];
				}
			return $block;
			case '2':
				if(arg(0)=='photos' && arg(1) == 'image' && is_numeric(arg(2))){
          if($image = db_fetch_array(db_query(db_rewrite_sql('SELECT n.nid, n.title, f.timestamp, f.filemime, f.fid, u.name, u.picture, u.uid, p.count, p.comcount, p.exif, p.des FROM {x_image} p INNER JOIN {files} f ON p.fid = f.fid INNER JOIN {node} n ON p.pid = n.nid INNER JOIN {users} u ON f.uid = u.uid WHERE p.fid = %d'), arg(2)))){
            $image['pager'] = photos_image_pager($image['fid'], $image['nid']);
            $item[] = l(t('Copy image to share code'), "photos/zoom/$image[fid]");
            if($image['exif'] && variable_get('photos_exif', 0)){
              $item[] = l(t('View image Exif information'), "photos/zoom/$image[fid]/exif");
            }
            if(variable_get('photos_slide', 0)){
              $image['slide_url'] = url('photos/album/'.$image['nid'].'/slide');
            }
            $image['links'] = theme('item_list', $item);
            if(variable_get('photos_block_num_2', 0)){
              $result = db_query_range('SELECT n.nid, n.title, u.uid, u.name FROM {node} n INNER JOIN {x_node} a ON n.nid = a.nid INNER JOIN {users} u ON n.uid = u.uid WHERE a.fid = %d ORDER BY n.nid DESC', $image['fid'], 0, 10);
              while($node = db_fetch_array($result)){
                $image['sub_album'][$node['nid']] = $node;
                $image['sub_album'][$node['nid']]['geturl'] = url('photos/data/sub_album/'.$node['nid'].'/block_new/json.json');
                $image['sub_album'][$node['nid']]['url'] = url('photos/sub_album/'.$node['nid']);
                $image['sub_album'][$node['nid']]['user'] = theme('username', (object)$node);
                $image['sub_album'][$node['nid']]['info'] = t('!name in !time to create', array('!name' => $node['name'], '!time' => format_date($image['timestamp'], 'small')));
              }
            }
  					$block['subject'] = t('Photo information');
  					$block['content'] = theme('photos_imageblock', $image);
          }
				}
			return $block;
			case '3':
        if(user_access('view photo') && $content = _photos_block_image('rand', $count)){
					$block['subject'] = t('Random images');
					$block['content'] = $content;
				}
			return $block;
		}
	}
}
//block view image
function _photos_block_image($type, $limit, $url = 0, $uid = 0, $sort = ' f.fid DESC'){
  switch($type){
    case 'user':
      $where = ' WHERE f.uid = '.$uid;
    break;
    case 'rand':
      $sort = ' RAND()';
  }
  $result = db_query_range(db_rewrite_sql('SELECT f.filepath, f.filemime, f.timestamp, f.filename, u.uid, u.name, p.* FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid INNER JOIN {users} u ON f.uid = u.uid'.$where.' ORDER BY'.$sort, 'p', 'pid'), $limit);
	while($images = db_fetch_array($result)){
		$image[] = photos_get_info(0, $images);
	}
  if($image[0]['fid']){
    $content = theme('photos_block', $image, 'image');
		if($url && count($image) >= $limit){
			$content .=theme('more_link', url($url), t('View more'));
		}
    if($type == 'user') {
      return array($content, $image[0]['name']);
    }else{
      return $content;
    }
  }
}
//block view album
function _photos_block_album($type, $limit, $url = 0, $uid = 0, $sort = ' n.nid DESC'){
  switch($type){
    case 'user':
      $where = ' WHERE n.uid = '.$uid;
    break;
    case 'rand':
      $sort = ' RAND()';
  }
  $result = db_query_range(db_rewrite_sql('SELECT n.nid, n.title, p.count, p.fid, u.uid, u.name FROM {x_album} p INNER JOIN {node} n ON p.pid = n.nid INNER JOIN {users} u ON n.uid = u.uid'.$where.' ORDER BY'.$sort), $limit);
  $i = 0;
	while($node = db_fetch_object($result)){
    if($node->fid){
      $view = photos_get_info($node->fid, 0, array('href' => 'photos/album/'.$node->nid, 'filename' => $node->title));
    }else{
      $image = db_fetch_array(db_query_range('SELECT f.fid, f.filepath, f.filename FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE p.pid = %d ORDER BY f.fid DESC', $node->nid, 0, 1));
      if($image['fid']){
        $view = photos_get_info(0, $image, array('href' => 'photos/album/'.$node->nid, 'filename' => $node->title));
      }
    }
    $album[] = array('node' => $node, 'view' => $view);
    ++$i;
	}
  if($i){
    $content = theme('photos_block', $album, 'album');
		if($url && $i >= $limit){
			$content .=theme('more_link', url($url), t('View more'));
		}
    if($type == 'user') {
      return array($content, $album[0]['node']->name);
    }else{
      return $content;
    }
  }
}
//hook_theme
function theme_photos_block($images = array(), $type){
  //print_r($images);
  //$type: latest user rand
  $label = variable_get('photos_title_0', false);
  switch($type){
    case 'image':
    foreach($images as $image){
      $item[] = theme('photos_imagehtml', $image['thumb'][$label], array('filename' => $image['filename']. ' - ' .t('By: @name', array('@name' => $image['name'])), 'href' => 'photos/image/'.$image['fid']));
    }
    break;
    case 'album':
      foreach($images as $album){
        $op['attributes']['title'] = $album['node']->count ? t('A total of @title images', array('@title' => $album['node']->count)) : t('Album is empty');
        $item[] = $album['view'] . '<div class="photos_block_album_title">' . l($album['node']->title, 'node/'.$album['node']->nid, $op).'</div>';
      }
  }
  return theme('item_list', $item);
}

//图片删除
function photos_file_del($fid, $filepath = 0, $count = 0) {
  if(!$filepath){
    if($count){
      $file = db_fetch_object(db_query('SELECT f.uid, f.filepath, p.pid FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE f.fid = %d', $fid));
      $filepath = $file->filepath;
    }else{
      $filepath = db_result(db_query('SELECT filepath FROM {files} WHERE fid = %d', $fid));
    }
  }
  if($filepath){
    $filename = end(explode('/', $filepath));
    $thumb = str_replace($filename, 'thumb_'.$fid, $filepath);
    if(is_dir($thumb)){
      if($objs = glob($thumb.'/*')){
        foreach($objs as $obj) {
          is_dir($obj) ? @rmdir($obj) : @unlink($obj);
        }
      }
      @rmdir($thumb);
    }
    @unlink($filepath);
    if(variable_get('photos_comment', 0)){
      db_query('DELETE FROM {comments} WHERE cid IN (SELECT cid FROM {x_vote} WHERE fid = %d)', $fid);
    }
    db_query('DELETE FROM {x_image} WHERE fid = %d', $fid);
    db_query('DELETE FROM {x_node} WHERE fid = %d', $fid);
    db_query('DELETE FROM {x_vote} WHERE fid = %d', $fid);
    if($count){
      photos_set_count('node_album', $file->pid);
      photos_set_count('user_image', $file->uid);
      _comment_update_node_statistics($file->pid);
    }
    return db_query('DELETE FROM {files} WHERE fid = %d', $fid);
  }else{
    return false;
  }
}
//缩略图存储处理
function photos_image_crop($v = array()) {
	$i = image_get_info($v['path']);
  if ($i || !empty($i['extension'])) {
    $a = 0;
    $n = end(explode('/', $v['path']));
    if(!$v['size']){
      $info = photos_upload_info(0);
      $size = $info['size'];
    }else{
      $size = $v['size'];
    }
    $thumbpath = photos_check_path('thumb', array($v['path'], $v['fid']), $v['privacy']);
    foreach($size as $t){
      if($i['width'] > $t['w'] || $i['height'] > $t['h']){
        if(!$t['l']){
          $thumb = $t['w'] .'x'. $t['h'] . '_'. $t['r'].'_thumb_';
        }else{
          $thumb = $t['l'];
        }
        switch($t['r']){
          case 'scale':
            image_scale_and_crop($v['path'], $thumbpath.'/'.$thumb . $n, $t['w'], $t['h']);
            $a++;
          break;
          case 'resize':
            image_resize($v['path'], $thumbpath.'/'.$thumb . $n, $t['w'], $t['h']);
            $a++;
          break;
          case 'crop':
          default:
            image_scale($v['path'], $thumbpath.'/'.$thumb . $n, $t['w'], $t['h']);
            $a++;
          break;
        }
      }
    }
  }
	return $a;
}
//获取缩略图地址。
function photos_get_thumb($filepath, $fid, $thumb, $set = 0){
  if(is_file($filepath) && $thumb){
    $filename = end(explode('/', $filepath));
    $thumblabel = $thumb['w'] . 'x' . $thumb['h']. '_' . $thumb['r'].'_thumb';
    $thumbfilepath = str_replace($filename, 'thumb_'.$fid.'/'.$thumblabel . '_' . $filename, $filepath);
    if(!$set || is_file($thumbfilepath)){
      return $thumbfilepath;
    }
    $image = image_get_info($filepath);
    if($set && ($image['width'] > $thumb['w'] || $image['height'] > $thumb['h'])){
      if(photos_image_crop(array('path' => $filepath, 'fid' => $fid, 'size' => array(array('t' => $t, 'w' => $thumb['w'], 'h' => $thumb['h'], 'r' => $thumb['r']))))){
        return $thumbfilepath;
      }
    }else{
      return $filepath;
    }
  }
  return false;
}
//存储路径
//$type: cache or thumb, $fid,
function photos_check_path($type = 'default', $file = false, $ac = false) {
  if(!$ac) $ac = $GLOBALS['user'];
	$path = array();
  switch($type){
    case 'thumb':
      $filename = end(explode('/', $file[0]));
      $t = str_replace('/'.$filename, '', $file[0]).'/thumb_'. $file[1];
  		if (!file_check_directory($t, FILE_CREATE_DIRECTORY)) {
  			return false;
  		}
      return $t;
    case 'default':
    	if(variable_get('photos_path', 'photos')){
    		$mm = format_date(time(), 'custom', "Y|m|d");
        $m = explode('|', $mm);
    		$a = array('%uid' => $ac->uid, '%username' => $ac->name, '%Y' => $m[0], '%m' => $m[1], '%d' => $m[2]);
    		$b = strtr(variable_get('photos_path', 'photos'), $a);
    		$path = explode('/',$b);
    	}else{
        $path[] = 'photos';
    	}
    break;
  }
	$dirs = array();
	foreach($path as $folder) {
	$dirs[] = $folder;
		$t = file_create_path(file_directory_path().'/' .implode('/', $dirs));
		if (!file_check_directory($t, FILE_CREATE_DIRECTORY)) {
			return false;
		}
	}
	return $t;
}
//存储处理信息
function photos_upload_info($t = 'd') {
  $info = variable_get('photos_size', false);
  if(is_array($info)){
    if($t){
      usort($info, '_photos_cmp');
    }else{
      usort($info, '_photos_cmpt');
    }
    $v['count'] = count($info);
    $v['size'] = $info;
    return $v;
  }
  return false;
}
function _photos_cmp($a, $b){ 
  if ($a['w'] == $b['w']) { 
    if($a['h'] != $b['h']){
      return ($a['h'] > $b['h']) ? -1 : 1; 
    }
    return 0; 
  } 
  return ($a['w'] > $b['w']) ? -1 : 1; 
}
function _photos_cmpt($a, $b){ 
  if ($a['w'] == $b['w']) { 
    if($a['h'] != $b['h']){
      return ($a['h'] < $b['h']) ? -1 : 1; 
    }
    return 0; 
  } 
  return ($a['w'] < $b['w']) ? -1 : 1; 
}
//user albums
function _photos_useralbum_option($uid = 0, $current = 0) {
  if(!$uid) $uid = $GLOBALS['user']->uid;
	$output = array();
  if(arg(1) == 'quote' && $_GET['type'] != 'upload'){
    $choice = new stdClass();
    $choice->option = array(t('All albums'));
    $output[] = $choice;
  }
	$result = db_query('SELECT n.nid, n.title FROM {node} n INNER JOIN {x_album} a ON a.pid = n.nid WHERE n.uid = %d ORDER BY n.nid ASC', $uid);
  $true = false;
  while ($a = db_fetch_object($result)) {
    $choice = new stdClass();
    $choice->option = array($a->nid => $a->title);
    $output[] = $choice;
    $true = true;
  };
  if($current){
    $choice = new stdClass();
    $choice->option = array($current[0] => $current[1]);
    $output[] = $choice;
  }
	if(!$true){
		$output = array(t('You do not have an album yet.'));
	}
	return $output;
}
//图片写入数据库
function photos_image_date($file, $title = 0){
  $exif = ($file->filemime == 'image/jpeg') ? 1 : 0;
	if($file->fid && $file->pid && db_query("INSERT INTO {x_image} (fid, pid, des, wid, comcount, count, exif) VALUES (%d, %d, '%s', %d, 0, 0, %d)",$file->fid, $file->pid, $file->des, $file->wid, $exif)){
    if(!variable_get('photos_thumb_create_time', 0)){
      photos_image_crop(array('path' => $file->filepath, 'fid' => $file->fid));
    }
    if($file->nid){
      db_query('INSERT INTO {x_node} (nid, fid) VALUES (%d, %d)', $file->nid, $file->fid);
    }
    if(variable_get('photos_user_count_cron', 1)){
      photos_set_count('user_image', ($file->uid ? $file->uid : $GLOBALS['user']->uid));
      photos_set_count('node_album', $file->pid);
      $file->nid ? photos_set_count('node_node', $file->nid) : NULL;
    }
    if($title){
      db_query("UPDATE {files} SET status = 1, filename = '%s' WHERE fid = %d", $file->title, $file->fid);
    }
		return true;
	}else{
		return false;
	}
}
//根据名称获取缩略图信息
function _photos_get_thumbname($name){
  $t = photos_upload_info(0);
  foreach($t['size'] as $c){
    if($c['name'] == $name){
      return $c;
    }
  }
}
//获取图片相关信息
function photos_get_info($fid, $image = 0, $view = 0, $all = 0){
  if($fid){
    if(!$all){
      $image = db_fetch_array(db_query('SELECT fid, filepath, filename FROM {files} WHERE fid = %d', $fid));
    }else{
      $image = db_fetch_array(db_query('SELECT f.filepath, f.filemime, f.timestamp, f.filename, n.title, u.uid, u.name, p.* FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid INNER JOIN {node} n ON p.pid = n.nid INNER JOIN {users} u ON f.uid = u.uid WHERE p.fid = %d', $fid));
    }
  }
  if($image['fid']){
    $sizes = photos_upload_info(0);
    if(variable_get('photos_access_photos', 0)){
      $image['original'] = 'photos/get/'.$image['fid'] .'/original/'.$image['filepath'];
      foreach($sizes['size'] as $thumb){
        $image['thumb'][$thumb['name']] = 'photos/get/'.$image['fid'] .'/'.$thumb['name'].'/'.photos_get_thumb($image['filepath'], $image['fid'], $thumb);
      }
    }else{
      $image['original'] = $image['filepath'];
      foreach($sizes['size'] as $thumb){
        $image['thumb'][$thumb['name']] = photos_get_thumb($image['filepath'], $image['fid'], $thumb, 1);
      }
    }
    if($view){
      if(!$view['filename']) $view['filename'] = $image['filename'];
      if($view['label'] && in_array($view['label'], _photos_labels($sizes['size']))){
        $label = $view['label'];
      }else{
        $label = variable_get('photos_title_0', false);
      }
      if($view['link']){
        $view['href'] = 'photos/image/'.$image['fid'];
      }
      return theme('photos_imagehtml', $image['thumb'][$label], $view);
    }
    if($image['des']) $image['des'] = check_markup($image['des'], 0, FALSE);
  }
  return $image;
}

//获取相册或图片数量
function photos_get_count($type, $id = 0){
	switch ($type){
		case 'user_album':
		case 'user_image':
		case 'site_album':
		case 'site_image':
    case 'node_node':
			return db_result(db_query("SELECT value FROM {x_count} WHERE cid = %d AND type = '%s'", $id, $type));
    case 'node_album':
      return db_result(db_query("SELECT count FROM {x_album} WHERE pid = %d", $id));
	}
}
//计算数量
function photos_set_count($type, $id = 0){
  switch($type){
    case 'user_image':
      $count = db_result(db_query('SELECT count(x.fid) FROM {x_image} x INNER JOIN {files} f ON x.fid = f.fid WHERE f.uid = %d', $id));
      db_query("UPDATE {x_count} SET value = %d, changed = %d WHERE cid = %d AND type = '%s'", $count, time(), $id, $type);
      if (!db_affected_rows()) {
        db_query("INSERT INTO {x_count} (cid, changed, type, value) VALUES (%d, %d, '%s', %d)",  $id, time(), 'user_image', $count);
      }
    break;
    case 'user_album':
      $count = db_result(db_query('SELECT count(x.pid) FROM {x_album} x INNER JOIN {node} n ON x.pid = n.nid WHERE n.uid = %d', $id));
      db_query("UPDATE {x_count} SET value = %d, changed = %d WHERE cid = %d AND type = '%s'", $count, time(), $id, $type);
      if (!db_affected_rows()) {
        db_query("INSERT INTO {x_count} (cid, changed, type, value) VALUES (%d, %d, '%s', %d)",  $id, time(), 'user_album', $count);
      }
    break;
    case 'site_album':
      $count = db_result(db_query('SELECT COUNT(pid) FROM {x_album}'));
      db_query("UPDATE {x_count} SET value = %d, changed = '%s' WHERE cid = 0 AND type = '%s'", $count, time(), $type);
      if (!db_affected_rows()) {
        db_query("INSERT INTO {x_count} (cid, changed, type, value) VALUES (0, %d, '%s', %d)", time(), 'site_album', $count);
      }
    break;
    case 'site_image':
      $count = db_result(db_query('SELECT COUNT(fid) FROM {x_image}'));
      db_query("UPDATE {x_count} SET value = %d, changed = '%s' WHERE cid = 0 AND type = '%s'", $count, time(), $type);
      if (!db_affected_rows()) {
        db_query("INSERT INTO {x_count} (cid, changed, type, value) VALUES (0, %d, '%s', %d)", time(), 'site_image', $count);
      }
    break;
    case 'node_node':
      $count = db_result(db_query('SELECT COUNT(nid) FROM {x_node} WHERE nid = %d', $id));
      db_query("UPDATE {x_count} SET value = %d, changed = %d WHERE cid = %d AND type = '%s'", $count, time(), $id, $type);
      if (!db_affected_rows()) {
        db_query("INSERT INTO {x_count} (cid, changed, type, value) VALUES (%d, %d, '%s', %d)",  $id, time(), 'node_node', $count);
      }
    break;
    case 'node_album':
      db_query("UPDATE {x_album} SET count = (SELECT COUNT(fid) FROM {x_image} WHERE pid = %d) WHERE pid = %d", $id, $id);
  }
}
//hook_cron
//2009/2/15 23:17
function photos_cron(){
  _photos_res_count(1);
}

function _photos_res_count($cron = 0){
	photos_set_count('site_album');
  photos_set_count('site_image');
  $time = $cron ? 7200 : 0;
  if((time() - variable_get('cron_last', 0)) > $time){
    $result = db_query('SELECT uid FROM {users} WHERE uid != 0');
    while($t = db_fetch_object($result)){
      photos_set_count('user_image', $t->uid);
      photos_set_count('user_album', $t->uid);
    }
    $result = db_query('SELECT pid FROM {x_album}');
    while($t = db_fetch_object($result)){
      photos_set_count('node_album', $t->pid);
    }
    $result = db_query('SELECT DISTINCT(nid) FROM {x_node}');
    while($t = db_fetch_object($result)){
      photos_set_count('node_node', $t->nid);
    }
  }
}
//hook_init
function photos_init() {
	drupal_add_js(drupal_get_path('module', 'photos').'/js/photos.js');
  drupal_add_js(drupal_get_path('module', 'photos').'/js/jquery.jeditable.pack.js');
	drupal_add_js(drupal_get_path('module', 'photos').'/thickbox/thickbox-compressed.js');
	drupal_add_css(drupal_get_path('module', 'photos').'/thickbox/thickbox.css');
	drupal_add_css(drupal_get_path('module', 'photos').'/css/photos.css');
}
//hook_theme
function photos_theme() {
	return array(
		'photos_editlist_x' => array(
		  'arguments' => array('form' => NULL),
		),
		'photos_comment_count' => array(
		  'arguments' => array('comment' => NULL, 'url' => NULL),
		),
		'photos_default' => array(
		  'template' => 'tpl/photos_default',
		  'arguments' => array('content' => NULL),
		),
		'photos_down' => array(
		  'template' => 'tpl/photos_down',
		  'arguments' => array('content' => NULL, 'type' => NULL),
		),
		'photos_slide' => array(
		  'template' => 'tpl/photos_slide',
		  'arguments' => array('content' => NULL),
		),
		'photos_imageview' => array(
		  'template' => 'tpl/photos_imageview',
		  'arguments' => array('image' => NULL, 'type' => NULL),
		),
		'photos_imageblock' => array(
		  'template' => 'tpl/photos_imageblock',
		  'arguments' => array('image' => NULL),
		),
		'photos_block' => array(
		  'arguments' => array('images' => NULL, 'type' => NULL),
		),
		'photos_albumview' => array(
		  'template' => 'tpl/photos_albumview',
		  'arguments' => array('album' => NULL, 'node' => NULL),
		),
		'photos_albumlist' => array(
		  'template' => 'tpl/photos_albumlist',
		  'arguments' => array('image' => NULL),
		),
		'photos_albumlinks' => array(
		  'template' => 'tpl/photos_albumlinks',
		  'arguments' => array('links' => NULL),
		),
		'photos_imagehtml' => array(
		  'template' => 'tpl/photos_imagehtml',
		  'arguments' => array('imagepath' => NULL, 'image' => NULL),
		),
		'photos_exif' => array(
		  'template' => 'tpl/photos_exif',
		  'arguments' => array('exif' => NULL, 'type' => NULL),
		),
		'photos_print' => array(
		  'template' => 'tpl/photos_print',
		  'arguments' => array('content' => NULL, 'type' => NULL),
		),
		'photos_share' => array(
		  'template' => 'tpl/photos_share',
		  'arguments' => array('images' => NULL, 'type' => NULL),
		),
		'photos_vote' => array(
		  'template' => 'tpl/photos_vote',
		  'arguments' => array('fid' => NULL),
		),
	);
}
function template_preprocess_photos_vote(&$variables) {
  global $user;
  if($variables['fid']){
    $fid = $variables['fid'];
		$x = votingapi_select_votes(array('uid' => $user->uid, 'content_type' => 'image', 'content_id' => $fid));
		if(!user_access('allowed to vote')){
      $variables['vote']['access'] = true;
			$variables['vote']['down']['#href'] = $variables['up']['#href'] = url('user/login', array('query' => drupal_get_destination()));
      $variables['vote']['down']['#title'] = $variables['up']['#title'] = t('Login to vote');
		}else{
			if($x['0']['value'] == 1) {
        $down_href = url("photos/image/$fid/vote/down", array('query' => drupal_get_destination()));
			}else if($x['0']['value'] == -1){
  			$up_href = url("photos/image/$fid/vote/up", array('query' => drupal_get_destination()));
			}else{
        $down_href = url("photos/image/$fid/vote/down", array('query' => drupal_get_destination()));
        $up_href = url("photos/image/$fid/vote/up", array('query' => drupal_get_destination()));
      }
      $variables['vote']['up'] = array(
        '#title' => t('I like this image'),
        '#href' => $up_href
      );
      $variables['vote']['down'] = array(
        '#title' => t('I do not like this image'),
        '#href' => $down_href
      );
		}
		$sum = votingapi_recalculate_results('image', $fid);
		if($sum['0']['value']){
			$t_sum = $sum['2']['value'];
      $t_average = $sum['1']['value'];
			$t_count = $sum['0']['value'];
		}else{
			$t_count = $t_sum = 0;
		}
    $variables['vote']['count'] = array('#count' => $t_count, '#sum' => $t_sum, '#average' => $t_average, '#title' => t('View voting users'));
		if(user_access('view vote list')){
      $variables['vote']['count']['#href'] = url("photos/zoom/$fid/vote");
		}
  }
}
//文件随机重命名
//2009/2/15 16:21
function _photos_rename($name = 0, $ext = 0){
	if(variable_get('photos_rname', 0)){
    if($name){
      return round(rand(15770,967049700)).time().'.'.($ext ? $ext : end(explode('.',$name)));
    }
	  if (!empty($_FILES['files'])) {
	    foreach ($_FILES['files']['name'] as $field => $filename) {
			$_FILES['files']['name'][$field] = round(rand(15770,967049700)).time().'.'. ($ext ? $ext : end(explode('.',$filename)));
	    }
	  }
	}else if($name){
    return $name;
  }
}
//hook_theme
function theme_photos_comment_count($comcount, $url = 0){
	if(!$comcount){
		if (!user_access('post comments')) {
			$comment = t('<a href="@login">Login</a> to post comments', array('@login' => url('user/login', array('query' => drupal_get_destination()))));
		}else{
			$comment = '<a href="'.($url ? $url.'#comment-form': '#comment-form').'">' .t('Add new comment'). '</a>';
		}
	}else if($comcount > 1){
		$comment = '<a href="'.($url ? $url.'#comments': '#comments').'">' .t('!con comments',array('!con' => $comcount)). '</a>';
	}else{
		$comment = '<a href="'.($url ? $url.'#comments': '#comments').'">' .t('!con comment',array('!con' => $comcount)). '</a>';
	}
  return $comment;
}
//解压zip
function _photos_unzip($source, $value, $limits = false) {
	global $user;
	if (version_compare(PHP_VERSION, '5') >= 0) {
  	if(!is_file($source)){
  		return t('Compressed file does not exist, please check the path: ').$source;
  	}
    $type = array('jpg', 'gif', 'png', 'jpeg', 'JPG', 'GIF', 'PNG', 'JPEG');
		$zip = new ZipArchive();
		if ($zip->open($source)) {
			for ($x = 0; $x < $zip->numFiles; ++$x) {
				$image = $zip->statIndex($x);
				$ext = end(explode('.',$image['name']));
        if(in_array($ext, $type)){
					$path = file_create_filename(_photos_rename($image['name'], $ext), photos_check_path());
					if($filepath = file_save_data($zip->getFromIndex($x), $path)){
            $info = image_get_info($filepath);
            $file = new stdClass();
            $file = $value;
            $file->uid = $user->uid;
            $file->filepath = $filepath;
            if($limits['resolution']){
            	list($width, $height) = explode('x', $limits['resolution']);
            	if ($info['width'] > $width || $info['height'] > $height) {
            		image_scale($filepath, $filepath, $width, $height);
            	}
            }
            $file->filesize = $info['file_size'];
            $file->filename = $value->title ? $value->title : $image['name'];
            $file->filemime = $info['mime_type'];
            if($file->fid = _photos_save_data($file)){
              if(photos_image_date($file)) $msg[] = 1;
            }
					}
				}  
			}
			$zip->close();
			file_delete($source);
			$message = t('To extract the success of %num image',array('%num' => count($msg)));
		} else {
			$message = t('Compressed file does not exist, please check the path: '). $source; 
		}
	}
	return $message;
}
//写入files
function _photos_save_data($file, $val = array()){
  $errors = array();
  foreach ($val as $function => $args) {
    array_unshift($args, $file);
    $errors = array_merge($errors, call_user_func_array($function, $args));
  }
  if (!empty($errors)) {
    $message = t('The selected file %name could not be uploaded.', array('%name' => $file->filename));
    if (count($errors) > 1) {
      $message .= '<ul><li>'. implode('</li><li>', $errors) .'</li></ul>';
    }
    else {
      $message .= ' '. array_pop($errors);
    }
    drupal_set_message($message);
    return 0;
  }
  db_query("INSERT INTO {files} (fid, uid, filename, filepath, filesize, filemime, status, timestamp) VALUES (NULL, %d, '%s', '%s', %d, '%s', 1, %d)", $file->uid, $file->filename, $file->filepath, $file->filesize, $file->filemime, time());
  return db_last_insert_id('files', 'fid');
}
function _photos_check_image($fid){
  return db_fetch_object(db_query('SELECT * FROM {x_image} WHERE fid = %d', $fid));
}

function _photos_node_title($nid){
  return db_result(db_query('SELECT title FROM {node} WHERE nid = %d', $nid));
}

function _photos_l($path) {
  return $GLOBALS['base_url'] . '/'. trim($path);
}

function _photos_breadcrumb($v = array()){
  if($v){
    $b[] = l(t('Home'), NULL);
    foreach ($v as $t){
      $b[] = $t;
    }
  }else{
    foreach (drupal_get_breadcrumb() as $t){
      $b[] = $t;
    }
    $b[] = drupal_get_title();
  }
  return drupal_set_breadcrumb($b);
}

//json转换，未启用json扩展则调用son-php4.php
//2009/2/14 17:29
function _photos_json($type, $v){
  if(function_exists('json_decode')){
    if($type == 'en'){
      return json_encode($v);
    }else{
      return json_decode($v);
    }
  }else{
    require_once('php/json-php4.php');
    $json = new Services_JSON();
    if($type == 'en'){
      return $json->encode($v);
    }else{
      return $json->decode($v);
    }
  }
}

//用户可创建和已创建的相册数量
//2009/2/14 17:29
function photos_user_count(){
	global $user;
  $array = array_keys($user->roles);
  $t['create'] = photos_get_count('user_album', $user->uid);
  $t['total'] = variable_get('photos_pnum_'.$array[0],  20);
  $t['remain'] = ($t['total'] - $t['create']);
  if($user->uid != 1 && $t['remain'] <= 0){
    $t['rest'] = 1;
  }
  return $t;
}

function _photos_order_value($field, $sort, $limit, $default = 0){
  if(!$field && !$sort){
    $t['order'] = !$default ? ' ORDER BY f.fid DESC': $default;
  }else{
    if(!$t['order'] = _photos_order_value_change($field, $sort)){
      $t['order'] = !$default ? ' ORDER BY f.fid DESC': $default;
    }
  }
  if($limit){
    if(!$show = intval($_GET['limit'])){
      if($_GET['destination']){
        $str = urldecode($_GET['destination']);
        if(preg_match('/.*limit=(\d*).*/i', $str, $mat)) $show = intval($mat[1]);
      }
    }
    $t['limit'] = $show ? $show : $limit;
  }
  return $t;
}

function _photos_order_value_change($field, $sort){
  $array = array('weight' => 'p.wid', 'timestamp' => 'f.fid', 'comments' => 'p.comcount', 'visits' => 'p.count', 'filesize' => 'f.filesize');
  $array1 = array('desc' => 'desc', 'asc' => 'asc');
  if($array[$field] && $array1[$sort]){
    return " ORDER BY $array[$field] $array1[$sort]". ($array[$field] != 'f.fid' ? ', f.fid DESC' : NULL);
  }
}

function _pager_get_querystring() {
  static $string = NULL;
  if (!isset($string)) {
    $string = drupal_query_string_encode($_REQUEST, array_merge(array('limit', 'q', 'page', 'destination'), array_keys($_COOKIE)));
  }
  return $string;
}

function _photos_order_link($arg, $count = 0, $link = 0, $limit = 0){
  $field = array(
    'weight' => t('By weight'),
    'timestamp' => t('By time'),
    'comments' => t('By comments '),
    'visits' => t('By visits'),
    'filesize' => t('By filesize')
  );
  if($limit){
    $query = _pager_get_querystring();
    $links['limit'] = l(t('Default'), $_GET['q'], array('query' => ($query ? $query: NULL)));
    if(!is_array($limit)){
      $limit = array(5, 10, 20, 30, 40, 50);
    }
    foreach($limit as $tt){
      $links['limit'] .= l($tt, $_GET['q'], array('query' => ($query ? $query .'&': NULL).'limit='.$tt, 'attributes' => array('class' => ($_GET['limit'] == $tt) ? 'orderac': NULL)));
    }
  }
  $links['count'] = $count;
  $links['link'] = $link ? $link: NULL;
  $links['sort'] = l(t('Default'), $arg);
  foreach ($field as $key => $t){
    if($_GET['field'] != $key){
      $sort = 'desc';
      $class = 'photos_order_desc';
      array('attributes' => array('class' => 'photos_order_desc'));
    }else if($_GET['sort'] == 'desc'){
      $sort = 'asc';
      $class = 'photos_order_desc orderac';
    }else{
      $sort = 'desc';
      $class = 'photos_order_asc orderac';
    }
    $links['sort'] .= l($t, $arg, array('query' => array('sort' => $sort, 'field' => $key), 'attributes' => array('class' => $class)));
  }
  return theme('photos_albumlinks', $links);
}

function _photos_order_label(){
  return array(
    'timestamp|desc' => t('Date - newest first'),
    'timestamp|asc' => t('Date - oldest first'),
    'weight|desc' => t('Weight - smallest first'),
    'weight|asc' => t('Weight - largest first'),
    'comments|desc' => t('Comments - most first'),
    'comments|asc' => t('Comments - least first'),
    'filesize|desc' => t('Filesize - smallest first'),
    'filesize|asc' => t('Filesize - largest first'),
    'visits|desc' => t('Visits - most first'),
    'visits|asc' => t('Visits - least first')
  );
}

function _photos_select_size($none = 0){
  if($none) $v[] = 'Do not show';
  $info = photos_upload_info(0);
  foreach($info['size'] as $size){
    $v[$size['name']] = $size['name'].'('.$size['w'].'x'.$size['w'].')';
  }
  return $v;
}
function _photos_labels($sizes = 0){
  if(!$sizes) {
    $t = photos_upload_info(0);
    $sizes = $t['size'];
  }
  foreach($sizes as $size){
    $label[] = $size['name'];
  }
  return $label;
}
//hook_filter
function photos_filter($op, $delta = 0, $format = -1, $text = "") {
  switch ($op) {
    case 'list':
      return array(0 => t('Insert image and album'));
    case 'description':
      return t('photos.module filter format, at the node to insert images or albums. e.g: [photo=image]id=55,54,53,52|algin=right[/photo] or [photo=album]id=134[/photo] or [photo=album]id=134|limit=6[/photo]. ');
    case 'process':
      return photos_filter_process($text);
    default:
      return $text;
  }
}
function _photos_select_sub_album(){
  $types = node_get_types();
  foreach ($types as $type){
    if(variable_get('photos_node_'.$type->type, 0)){
      $t[] = "'".$type->type."'";
    }
  }
  return $t;
}
//hook_filter_tips
function photos_filter_tips($delta, $format, $long = FALSE) {
  switch ($long) {
    case 0:
      return t('Insert an image: [photo=image]id=55[/photo], Insert multiple images: [photo=image]id=55,56,57,58[/photo], Insert album: [photo=album]id=10[/photo]. ');
    case 1:
      $t = '<h2>'.t('Insert image and album').'</h2>';
      $item[] = t('Insert an image: [photo=image]id=55[/photo].');
      $item[] = t('Insert multiple images: [photo=image]id=55,56,57,58,59[/photo].');
      $item[] = t('Optional attributes: algin, e.g: [photo=image]id=55|algin=left[/photo] or [photo=image]id=55,56,57|algin=right[/photo].');
      $t .= theme('item_list', $item, t('Insert image'));
      $item = array();
      $item[] = t('Insert album: [photo=album]id=10[/photo].The default display album cover. You can change, please configure the "limit" property. ');
      $item[] = t('Optional attributes: algin or limit, e.g: [photo=album]id=10|algin=left[/photo] or [photo=album]id=10|algin=right|limit=5[/photo].');
      $t .= theme('item_list', $item, t('Insert album'));
      $t .= t('This is similar to bbcode, do not seem friendly, You can try visualization interface: !url', array('!url' => l(t('Click to here'), 'photos/share')));
      return $t;
  }
}
function photos_filter_process($text) {
  $text = ' '. $text .' ';
	$text = preg_replace_callback('/\[photo=(.*?)\](.*?)\[\/photo\]/ms', '_photos_filter_process', $text);
  $text = substr($text, 1, -1);
  return $text;
}

function _photos_filter_process($mat) {
  if($mat[1] == 'image' || $mat[1] == 'album'){
    $algin = array('left' => 'photos_filter_left', 'right' => 'photos_filter_right', 'center' => 'photos_filter_center');
    $array = explode('|', $mat[2]);
    if(is_array($array)){
      foreach($array as $setting){
        $t = explode('=', $setting);
        $set[$t[0]] = $t[1];
      }
    }
    $set['link'] = 1;
    if($set['id']){
      if(preg_match('/[^\d,]/i', $set['id'])){
        return;
      }else if(!strstr($set['id'], ',')){
        if($mat[1] == 'image'){
          $value = photos_get_info($set['id'], 0, $set);
        }else{
          $album = db_fetch_object(db_query('SELECT p.pid, p.fid FROM {x_album} p  WHERE pid = %d', $set['id']));
          if($album->pid){
            if($set['limit'] && intval($set['limit']) == $set['limit']){
              $limit = ($set['limit'] > 10) ? 10 : $set['limit'];
              $result = db_query_range('SELECT f.fid, f.filepath, f.filename FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE p.pid = %d ORDER BY f.fid DESC', $album->pid, 0, $limit);
              while($image = db_fetch_array($result)){
                $value .= photos_get_info(0, $image, $set);
              }
            }else if($album->fid){
              $set['link'] = 0;
              $set['href'] = 'photos/album/'.$album->pid;
              $value = photos_get_info($album->fid, 0, $set);
            }else{
              $set['link'] = 0;
              $set['href'] = 'photos/album/'.$album->pid;
              $image = db_fetch_array(db_query_range('SELECT f.fid, f.filepath, f.filename FROM {files} f INNER JOIN {x_image} p ON f.fid = p.fid WHERE p.pid = %d ORDER BY f.fid DESC', $album->pid, 0, 1));
              $value = photos_get_info(0, $image, $set);
            }
          }
        }
      }else if($mat[1] == 'image'){
        $result = db_query('SELECT fid, filepath, filename FROM {files} WHERE fid IN ('.$set['id'].')');
        while($image = db_fetch_array($result)){
          $value .= photos_get_info(0, $image, $set);
        }
      }
      if($value){
        $output = $algin[$set['algin']] ? '<div class="'.$algin[$set['algin']].'">' : '';
        $output .= $value;
        $output .= $algin[$set['algin']] ? '</div>' : '';
        return $output;
      }
    }
  }
}