diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/exif.php | 110 | ||||
| -rw-r--r-- | lib/migrate.php | 301 | ||||
| -rw-r--r-- | lib/resize.php | 522 | ||||
| -rw-r--r-- | lib/tidypics.php | 365 | ||||
| -rw-r--r-- | lib/upload.php | 119 |
5 files changed, 0 insertions, 1417 deletions
diff --git a/lib/exif.php b/lib/exif.php deleted file mode 100644 index 46a73e920..000000000 --- a/lib/exif.php +++ /dev/null @@ -1,110 +0,0 @@ -<?php -/** - * Exif Processing Library - * - * @package TidypicsExif - */ - -/** - * Pull EXIF data from image file - * - * @param TidypicsImage $image - */ -function td_get_exif($image) { - - // catch for those who don't have exif module loaded - if (!is_callable('exif_read_data')) { - return; - } - - $mime = $image->mimetype; - if ($mime != 'image/jpeg' && $mime != 'image/pjpeg') { - return; - } - - $filename = $image->getFilenameOnFilestore(); - $exif = exif_read_data($filename, 'IFD0,EXIF', true); - if (is_array($exif) && isset($exif['EXIF'])) { - $data = array_merge($exif['IFD0'], $exif['EXIF']); - foreach ($data as $key => $value) { - if (is_string($value)) { - // there are sometimes unicode characters that cause problems with serialize - $data[$key] = preg_replace( '/[^[:print:]]/', '', $value); - } - } - $image->tp_exif = serialize($data); - } -} - -/** - * Grab array of EXIF data for display - * - * @param TidypicsImage $image - * @return array|false - */ -function tp_exif_formatted($image) { - - $exif = $image->tp_exif; - if (!$exif) { - return false; - } - - $exif = unserialize($exif); - - $model = $exif['Model']; - if (!$model) { - $model = "N/A"; - } - $exif_data['Model'] = $model; - - $exposure = $exif['ExposureTime']; - if (!$exposure) { - $exposure = "N/A"; - } - $exif_data['Shutter'] = $exposure; - - //got the code snippet below from http://www.zenphoto.org/support/topic.php?id=17 - //convert the raw values to understandible values - $Fnumber = explode("/", $exif['FNumber']); - if ($Fnumber[1] != 0) { - $Fnumber = $Fnumber[0] / $Fnumber[1]; - } else { - $Fnumber = 0; - } - if (!$Fnumber) { - $Fnumber = "N/A"; - } else { - $Fnumber = "f/$Fnumber"; - } - $exif_data['Aperture'] = $Fnumber; - - $iso = $exif['ISOSpeedRatings']; - if (!$iso) { - $iso = "N/A"; - } - $exif_data['ISO Speed'] = $iso; - - $Focal = explode("/", $exif['FocalLength']); - if ($Focal[1] != 0) { - $Focal = $Focal[0] / $Focal[1]; - } else { - $Focal = 0; - } - if (!$Focal || round($Focal) == "0") { - $Focal = 0; - } - if (round($Focal) == 0) { - $Focal = "N/A"; - } else { - $Focal = round($Focal) . "mm"; - } - $exif_data['Focal Length'] = $Focal; - - $captured = $exif['DateTime']; - if (!$captured) { - $captured = "N/A"; - } - $exif_data['Captured'] = $captured; - - return $exif_data; -} diff --git a/lib/migrate.php b/lib/migrate.php deleted file mode 100644 index 8c62126f0..000000000 --- a/lib/migrate.php +++ /dev/null @@ -1,301 +0,0 @@ -<?php -/** - * Tidypics file plugin migration - * - * Supports moving photos from the files plugin to Tidypics. All of a users - * photos end up in a single album. - * - * Not supported - */ - -// need access to ElggDiskFilestore::make_file_matrix(), which is protected. -// this is a PITA. -class tempFilestore extends ElggDiskFilestore { - public function make_file_matrix($filename) { - return parent::make_file_matrix($filename); - } - -} -$filestore = new tempFilestore(); - - - -/** - * Migrates all pics from files to tidypics. - * - */ -function tidypics_migrate_pics() { - $limit = 100; - $r = true; - - // migrate - // @todo: should this return false since there was no error? - if (!$users = tidypics_get_user_guids_with_pics_in_files(0, $limit)) { - return $r; - } - - //echo "Grabbed " . count($users) . " users\n"; - while (is_array($users) AND count($users) > 0) { - foreach ($users as $user_guid) { - // reset the query cache. - $DB_QUERY_CACHE = array(); - if (!$user = get_entity($user_guid)) { - continue; - } - - $r = tidypics_migrate_user_pics($user); - } - - //echo "Trying to grab $limit more users...\n"; - $offset = $offset + $limit; - $users = tidypics_get_user_guids_with_pics_in_files($offset, $limit); - } - - return $r; -} - - -/** - * Migrates all pictures owned by a user regardless of - * if they're group or user files. - * - * @param ElggUser $user User to migrate. - * @return bool on success - */ -function tidypics_migrate_user_pics(ElggUser $user) { - global $CONFIG, $filestore; - - $user_guid = $user->getGUID(); - - // update all entity subtypes in a single go at the end. - $updated_guids = array(); - - if (!$pics = tidypics_get_user_pics_from_files($user_guid) OR count($pics) < 1) { - return false; - } - - //echo "{$user->name} ({$user->getGUID()}) has " . count($pics) . " pics.\n"; - - // get an album to migrate into if it already exists. - // will create later on if it doesn't. - $user_album_entities = get_entities_from_metadata('migrated_from_files', true, 'object', 'album', $user->getGUID(), 1); - $user_album_guid = isset($album_entities[0]) ? $album_entities[0]->getGUID() : false; - - // a list of albums to randomly select a cover for on newly created albums. - $new_album_guids = array(); - - foreach ($pics as $pic) { - // check that it's not already in tidy pics - if (false !== strpos($pic->filename, 'image/')) { - //echo "{$pic->filename} ({$pic->getGUID()}) looks like it's already in tidy pics. Ignoring.\n"; - continue; - } - - // blank some vars - $group_pic = $group_album_guid = $group_guid = false; - - // see if we're doing a group file migration. - if ($pic->container_guid != $user->getGUID() - AND $group = get_entity($pic->container_guid) - AND $group instanceof ElggGroup - ) { - //echo "{$pic->getGUID()} is in a group!\n"; - $group_pic = true; - $group_guid = $group->getGUID(); - - // yes, this is how you get entities by container_guid. - // yes, it's wrong, wrong, wrong for this function to work this way. - $group_album_entities = get_entities('object', 'album', $group_guid); - - // get_entities_from_metadata doesn't support container_guid (or owner_guid meaning container_guid) - // do it the hard way. - if (is_array($group_album_entities)) { - foreach ($group_album_entities as $group_album) { - if ($group_album->migrated_from_files == true) { - $group_album_guid = $group_album->getGUID(); - break; - } - } - } - $album_guid = $group_album_guid; - $group_album_guids[] = $group_album_guid; - } else { - $album_guid = $user_album_guid; - } - - //echo "album_guid is $album_guid and group_pic is: $group_pic\n"; - - // create an album if we need to. - if (!$album_guid) { - //echo "Creating new album...\n"; - $album = new ElggObject(); - $album->subtype = 'album'; - $album->new_album = TP_NEW_ALBUM; - - if ($group_pic) { - $album->container_guid = $group_guid; - $album->owner_guid = $group->owner_guid; - $album->access_id = $group->group_acl; - $album->title = $group->name; - } else { - $album->container_guid = $user_guid; - $album->owner_guid = $user->getGUID(); - $album->access_id = ACCESS_DEFAULT; - $album->title = $user->name; - } - - if (!$album->save()) { - //echo "Couldn't migrate pics for {$user->name} ($user_guid)!\n"; - return false; - } - $album->migrated_from_files = true; - $album_guid = $album->getGUID(); - $new_album_guids[] = $album_guid; - - // save the album guid as the users - if (!$group_pic) { - $user_album_guid = $album_guid; - } - } - - if (!tidypics_migrate_pic_from_files($pic, $album_guid)) { - //echo "{$pic->filename} ({$pic->getGUID()}) Couldn't be migrated. Ignoring.\n"; - continue; - } - } - - // randomly pic an image to be the cover for the user gallery - //$album->cover = $pic_guids[array_rand($pic_guids)]; - foreach ($new_album_guids as $guid) { - tidypics_set_random_cover_pic($guid); - } - - return true; -} - - -/** - * Randomly pics an image from an album to be the cover. - * @return bool on success - */ -function tidypics_set_random_cover_pic($album_guid) { - global $CONFIG; - - if ($album = get_entity($album_guid) AND $album instanceof TidypicsAlbum) { - $q = "SELECT guid FROM {$CONFIG->dbprefix}entities WHERE container_guid = $album_guid ORDER BY RAND() limit 1"; - $pic = get_data($q); - - return $album->cover = $pic[0]->guid; - } - - return false; -} - -/** - * Migrates a single pic from the file repo. - * @return bool on succes. - */ -function tidypics_migrate_pic_from_files($pic, $album_guid) { - global $CONFIG, $filestore; - - // get the subtype id. - $image_subtype_id = get_subtype_id('object', 'image'); - - // hold which metadata on the files need to be changes - // also holds the images we need to move - $file_md_fields = array('filename', 'thumbnail', 'smallthumb', 'largethumb'); - - if (!$user = get_entity($pic->owner_guid)) { - return false; - } - - // figure out where to move the files. - $matrix = $filestore->make_file_matrix($user->username); - $user_fs_path = $CONFIG->dataroot . $matrix; - $album_fs_path = $CONFIG->dataroot . $matrix . "image/$album_guid/"; - if (!is_dir($album_fs_path)) { - if (!mkdir($album_fs_path, 0700, true)) { - return false; - } - } - - // change all the 'file/'s to 'image/'s in certain metadata - // these are also the files we need to move. - foreach ($file_md_fields as $md_name) { - // $pic->$md_name = str_replace('file/', 'image/', $pic->$md_name); - $old_file = $pic->$md_name; - $new_file = str_replace('file/', "image/$album_guid", $old_file); - - if (!($old_fp = fopen($user_fs_path . $old_file, 'r') - AND $new_fp = fopen($user_fs_path . $new_file, 'w'))) { - //echo "Could not move {$user_fs_path}{$old_file} to {$user_fs_path}{$new_file}\n"; - continue; - } - - while (!feof($old_fp)) { - if (!fputs($new_fp, fread($old_fp, 8192))) { - //echo "Could not move {$user_fs_path}{$old_file} to {$user_fs_path}{$new_file} (Error writing.)\n"; - break; - } - } - - $pic->$md_name = $new_file; - } - // update container. - // this doesn't work...? - //$pic->container_guid = $album_guid; - - // delete old one. - unlink($user_fs_path . $old_file); - - $q = "UPDATE {$CONFIG->dbprefix}entities SET subtype = $image_subtype_id, container_guid = $album_guid WHERE guid = {$pic->getGUID()}"; - //echo "Finished moving {$user_fs_path}{$old_file} to {$user_fs_path}{$new_file}\n"; - - return update_data($q); -} - - -/** - * Grabs all user IDs with images in the files repo. - * return mixed. False on fail, array of GUIDs on success. - */ -function tidypics_get_user_guids_with_pics_in_files($offset, $limit) { - global $CONFIG; - - //$simpletype_ms_id = add_metastring('simple_type'); - //$image_ms_id = add_metastring('image'); - - $q = "SELECT DISTINCT e.owner_guid - FROM - {$CONFIG->dbprefix}entities as e, - {$CONFIG->dbprefix}entity_subtypes as st - - WHERE st.subtype = 'file' - AND e.subtype = st.id - LIMIT $offset, $limit"; - - if (!$data = get_data($q)) { - return false; - } - - // return an array of IDs - $r = array(); - foreach ($data as $row) { - $r[] = $row->owner_guid; - } - - return $r; -} - -/** - * Gets a list of images for a single user. - * @return array of GUIDs, false on fail. - */ -function tidypics_get_user_pics_from_files($user_guid) { - if (!$user = get_entity($user_guid) AND $user instanceof ElggUser) { - return false; - } - - // @todo Might have to cycle this through with standard while + foreach. - return get_entities_from_metadata('simpletype', 'image', 'object', 'file', $user_guid, 5000); -} diff --git a/lib/resize.php b/lib/resize.php deleted file mode 100644 index aa2eabea1..000000000 --- a/lib/resize.php +++ /dev/null @@ -1,522 +0,0 @@ -<?php -/** - * Elgg tidypics library of resizing functions - * - * @package TidypicsImageResize - */ - - -/** - * Create thumbnails using PHP GD Library - * - * @param ElggFile holds the image that was uploaded - * @param string folder to store thumbnail in - * @param string name of the thumbnail - * @return bool TRUE on success - */ -function tp_create_gd_thumbnails($file, $prefix, $filestorename) { - global $CONFIG; - - $image_sizes = elgg_get_plugin_setting('image_sizes', 'lightpics'); - if (!$image_sizes) { - // move this out of library - register_error(elgg_echo('tidypics:nosettings')); - forward(REFERER); - return FALSE; - } - $image_sizes = unserialize($image_sizes); - - $thumb = new ElggFile(); - $thumb->owner_guid = $file->owner_guid; - $thumb->container_guid = $file->container_guid; - - // tiny thumbail - $thumb->setFilename($prefix."thumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['tiny_image_width'], - $image_sizes['tiny_image_height'], - TRUE); - if (!$rtn_code) { - return FALSE; - } - $file->thumbnail = $prefix."thumb".$filestorename; - - // album thumbnail - global $CONFIG; - $CONFIG->debug = 'WARNING'; - $thumb->setFilename($prefix."smallthumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['small_image_width'], - $image_sizes['small_image_height'], - TRUE); - if (!$rtn_code) { - return FALSE; - } - $file->smallthumb = $prefix."smallthumb".$filestorename; - unset($CONFIG->debug); - - // main image - $thumb->setFilename($prefix."largethumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_gd_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['large_image_width'], - $image_sizes['large_image_height'], - FALSE); - if (!$rtn_code) { - return FALSE; - } - $file->largethumb = $prefix."largethumb".$filestorename; - - - unset($thumb); - - return TRUE; -} - -/** - * Writes resized version of an already uploaded image - original from Elgg filestore.php - * Saves it in the same format as uploaded - * - * @param string $input_name The name of the file on the disk - * @param string $output_name The name of the file to be written - * @param int $maxwidth The maximum width of the resized image - * @param int $maxheight The maximum height of the resized image - * @param TRUE|FALSE $square If set to TRUE, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped. - * @return bool TRUE on success or FALSE on failure - */ -function tp_gd_resize($input_name, $output_name, $maxwidth, $maxheight, $square = FALSE, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) { - - // Get the size information from the image - $imgsizearray = getimagesize($input_name); - if (!$imgsizearray) { - return FALSE; - } - - // Get width and height of image - $width = $imgsizearray[0]; - $height = $imgsizearray[1]; - - $params = tp_im_calc_resize_params($width, $height, $maxwidth, $maxheight, $square, $x1, $y1, $x2, $y2); - if (!$params) { - return FALSE; - } - - $new_width = $params['new_width']; - $new_height = $params['new_height']; - $region_width = $params['region_width']; - $region_height = $params['region_height']; - $widthoffset = $params['width_offset']; - $heightoffset = $params['height_offset']; - - $accepted_formats = array( - 'image/jpeg' => 'jpeg', - 'image/pjpeg' => 'jpeg', - 'image/png' => 'png', - 'image/x-png' => 'png', - 'image/gif' => 'gif' - ); - - // make sure the function is available - $function = "imagecreatefrom" . $accepted_formats[$imgsizearray['mime']]; - if (!is_callable($function)) { - return FALSE; - } - - // load old image - $oldimage = $function($input_name); - if (!$oldimage) { - return FALSE; - } - - // allocate the new image - $newimage = imagecreatetruecolor($new_width, $new_height); - if (!$newimage) { - return FALSE; - } - - $rtn_code = imagecopyresampled( $newimage, - $oldimage, - 0, - 0, - $widthoffset, - $heightoffset, - $new_width, - $new_height, - $region_width, - $region_height); - if (!$rtn_code) { - return $rtn_code; - } - - switch ($imgsizearray['mime']) { - case 'image/jpeg': - case 'image/pjpeg': - $rtn_code = imagejpeg($newimage, $output_name, 85); - break; - case 'image/png': - case 'image/x-png': - $rtn_code = imagepng($newimage, $output_name); - break; - case 'image/gif': - $rtn_code = imagegif($newimage, $output_name); - break; - } - - imagedestroy($newimage); - imagedestroy($oldimage); - - return $rtn_code; -} - - -/** - * Create thumbnails using PHP imagick extension - * - * @param ElggFile holds the image that was uploaded - * @param string folder to store thumbnail in - * @param string name of the thumbnail - * @return bool TRUE on success - */ -function tp_create_imagick_thumbnails($file, $prefix, $filestorename) { - $image_sizes = elgg_get_plugin_setting('image_sizes', 'tidypics'); - if (!$image_sizes) { - register_error(elgg_echo('tidypics:nosettings')); - return FALSE; - } - $image_sizes = unserialize($image_sizes); - - $thumb = new ElggFile(); - $thumb->owner_guid = $file->owner_guid; - $thumb->container_guid = $file->container_guid; - - // tiny thumbnail - $thumb->setFilename($prefix."thumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['tiny_image_width'], - $image_sizes['tiny_image_height'], - TRUE); - if (!$rtn_code) { - return FALSE; - } - $file->thumbnail = $prefix."thumb".$filestorename; - - // album thumbnail - $thumb->setFilename($prefix."smallthumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['small_image_width'], - $image_sizes['small_image_height'], - TRUE); - if (!$rtn_code) { - return FALSE; - } - $file->smallthumb = $prefix."smallthumb".$filestorename; - - // main image - $thumb->setFilename($prefix."largethumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_imagick_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['large_image_width'], - $image_sizes['large_image_height'], - FALSE); - if (!$rtn_code) { - return FALSE; - } - $file->largethumb = $prefix."largethumb".$filestorename; - - unset($thumb); - - return TRUE; -} - - -/** - * Resize using PHP imagick extension - * - * Writes resized version of an already uploaded image - * - * - * @param string $input_name The name of the file input field on the submission form - * @param string $output_name The name of the file to be written - * @param int $maxwidth The maximum width of the resized image - * @param int $maxheight The maximum height of the resized image - * @param TRUE|FALSE $square If set to TRUE, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped. - * @return bool TRUE on success - */ -function tp_imagick_resize($input_name, $output_name, $maxwidth, $maxheight, $square = FALSE, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) { - - // Get the size information from the image - $imgsizearray = getimagesize($input_name); - if (!$imgsizearray) { - return FALSE; - } - - // Get width and height - $width = $imgsizearray[0]; - $height = $imgsizearray[1]; - - $params = tp_im_calc_resize_params($width, $height, $maxwidth, $maxheight, $square, $x1, $y1, $x2, $y2); - if (!$params) { - return FALSE; - } - - $new_width = $params['new_width']; - $new_height = $params['new_height']; - $region_width = $params['region_width']; - $region_height = $params['region_height']; - $widthoffset = $params['width_offset']; - $heightoffset = $params['height_offset']; - - try { - $img = new Imagick($input_name); - } catch (ImagickException $e) { - return FALSE; - } - - $img->cropImage($region_width, $region_height, $widthoffset, $heightoffset); - - // use the default IM filter (windowing filter), I think 1 means default blurring or number of lobes - $img->resizeImage($new_width, $new_height, imagick::FILTER_LANCZOS, 1); - $img->setImagePage($new_width, $new_height, 0, 0); - - if ($img->writeImage($output_name) != TRUE) { - $img->destroy(); - return FALSE; - } - - $img->destroy(); - - return TRUE; -} - -/** - * Create thumbnails using ImageMagick executables - * - * @param ElggFile holds the image that was uploaded - * @param string folder to store thumbnail in - * @param string name of the thumbnail - * @return bool TRUE on success - */ -function tp_create_im_cmdline_thumbnails($file, $prefix, $filestorename) { - $image_sizes = elgg_get_plugin_setting('image_sizes', 'tidypics'); - if (!$image_sizes) { - register_error(elgg_echo('tidypics:nosettings')); - return FALSE; - } - $image_sizes = unserialize($image_sizes); - - $thumb = new ElggFile(); - $thumb->owner_guid = $file->owner_guid; - $thumb->container_guid = $file->container_guid; - - // tiny thumbnail - $thumb->setFilename($prefix."thumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['tiny_image_width'], - $image_sizes['tiny_image_height'], - TRUE); - if (!$rtn_code) { - return FALSE; - } - $file->thumbnail = $prefix."thumb".$filestorename; - - - // album thumbnail - $thumb->setFilename($prefix."smallthumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['small_image_width'], - $image_sizes['small_image_height'], - TRUE); - if (!$rtn_code) { - return FALSE; - } - $file->smallthumb = $prefix."smallthumb".$filestorename; - - // main image - $thumb->setFilename($prefix."largethumb".$filestorename); - $thumbname = $thumb->getFilenameOnFilestore(); - $rtn_code = tp_im_cmdline_resize( $file->getFilenameOnFilestore(), - $thumbname, - $image_sizes['large_image_width'], - $image_sizes['large_image_height'], - FALSE); - if (!$rtn_code) { - return FALSE; - } - $file->largethumb = $prefix."largethumb".$filestorename; - - unset($thumb); - - return TRUE; -} - -/** - * Gets the jpeg contents of the resized version of an already uploaded image - * (Returns FALSE if the uploaded file was not an image) - * - * @param string $input_name The name of the file input field on the submission form - * @param string $output_name The name of the file to be written - * @param int $maxwidth The maximum width of the resized image - * @param int $maxheight The maximum height of the resized image - * @param TRUE|FALSE $square If set to TRUE, will take the smallest of maxwidth and maxheight and use it to set the dimensions on all size; the image will be cropped. - * @return bool - */ -function tp_im_cmdline_resize($input_name, $output_name, $maxwidth, $maxheight, $square = FALSE, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) { - - - // Get the size information from the image - $imgsizearray = getimagesize($input_name); - if (!$imgsizearray) { - return FALSE; - } - - // Get width and height - $orig_width = $imgsizearray[0]; - $orig_height = $imgsizearray[1]; - - $params = tp_im_calc_resize_params($orig_width, $orig_height, $maxwidth, $maxheight, $square, $x1, $y1, $x2, $y2); - if (!$params) { - return FALSE; - } - - $newwidth = $params['new_width']; - $newheight = $params['new_height']; - - $accepted_formats = array( - 'image/jpeg' => 'jpeg', - 'image/pjpeg' => 'jpeg', - 'image/png' => 'png', - 'image/x-png' => 'png', - 'image/gif' => 'gif' - ); - - // If it's a file we can manipulate ... - if (!array_key_exists($imgsizearray['mime'],$accepted_formats)) { - return FALSE; - } - - $im_path = elgg_get_plugin_setting('im_path', 'tidypics'); - if (!$im_path) { - $im_path = "/usr/bin/"; - } - if (substr($im_path, strlen($im_path)-1, 1) != "/") { - $im_path .= "/"; - } - - // see imagemagick web site for explanation of these parameters - // the ^ in the resize means those are minimum width and height values - $command = $im_path . "convert \"$input_name\" -resize ".$newwidth."x".$newheight."^ -gravity center -extent ".$newwidth."x".$newheight." \"$output_name\""; - $output = array(); - $ret = 0; - exec($command, $output, $ret); - if ($ret == 127) { - trigger_error('Tidypics warning: Image Magick convert is not found', E_USER_WARNING); - return FALSE; - } else if ($ret > 0) { - trigger_error('Tidypics warning: Image Magick convert failed', E_USER_WARNING); - return FALSE; - } - - return TRUE; -} - -/** - * Calculate the resizing/cropping parameters - * - * @param int $orig_width - * @param int $orig_height - * @param int $new_width - * @param int $new_height - * @param bool $square - * @param int $x1 - * @param int $y1 - * @param int $x2 - * @param int $y2 - * @return array|FALSE - */ -function tp_im_calc_resize_params($orig_width, $orig_height, $new_width, $new_height, $square = FALSE, $x1 = 0, $y1 = 0, $x2 = 0, $y2 = 0) { - // crop image first? - $crop = TRUE; - if ($x1 == 0 && $y1 == 0 && $x2 == 0 && $y2 == 0) { - $crop = FALSE; - } - - // how large a section of the image has been selected - if ($crop) { - $region_width = $x2 - $x1; - $region_height = $y2 - $y1; - } else { - // everything selected if no crop parameters - $region_width = $orig_width; - $region_height = $orig_height; - } - - // determine cropping offsets - if ($square) { - // asking for a square image back - - // detect case where someone is passing crop parameters that are not for a square - if ($crop == TRUE && $region_width != $region_height) { - return FALSE; - } - - // size of the new square image - $new_width = $new_height = min($new_width, $new_height); - - // find largest square that fits within the selected region - $region_width = $region_height = min($region_width, $region_height); - - // set offsets for crop - if ($crop) { - $widthoffset = $x1; - $heightoffset = $y1; - $orig_width = $x2 - $x1; - $orig_height = $orig_width; - } else { - // place square region in the center - $widthoffset = floor(($orig_width - $region_width) / 2); - $heightoffset = floor(($orig_height - $region_height) / 2); - } - } else { - // non-square new image - - // maintain aspect ratio of original image/crop - if (($region_height / (float)$new_height) > ($region_width / (float)$new_width)) { - $new_width = floor($new_height * $region_width / (float)$region_height); - } else { - $new_height = floor($new_width * $region_height / (float)$region_width); - } - - // by default, use entire image - $widthoffset = 0; - $heightoffset = 0; - - if ($crop) { - $widthoffset = $x1; - $heightoffset = $y1; - } - } - - $resize_params = array(); - $resize_params['new_width'] = $new_width; - $resize_params['new_height'] = $new_height; - $resize_params['region_width'] = $region_width; - $resize_params['region_height'] = $region_height; - $resize_params['width_offset'] = $widthoffset; - $resize_params['height_offset'] = $heightoffset; - - return $resize_params; -}
\ No newline at end of file diff --git a/lib/tidypics.php b/lib/tidypics.php deleted file mode 100644 index 1419a260a..000000000 --- a/lib/tidypics.php +++ /dev/null @@ -1,365 +0,0 @@ -<?php -/** - * Elgg tidypics library of common functions - * - * @package TidypicsCommon - */ - -/** - * Get images for display on front page - * - * @param int number of images - * @param int (optional) guid of owner - * @return string of html for display - * - * To use with the custom index plugin, use something like this: - - if (is_plugin_enabled('tidypics')) { - ?> - <!-- display latest photos --> - <div class="index_box"> - <h2><a href="<?php echo $vars['url']; ?>pg/photos/world/"><?php echo elgg_echo("tidypics:mostrecent"); ?></a></h2> - <div class="contentWrapper"> - <?php - echo tp_get_latest_photos(5); - ?> - </div> - </div> - <?php - } - ?> - - * Good luck - */ -function tp_get_latest_photos($num_images, $owner_guid = 0, $context = 'front') { - $prev_context = get_context(); - set_context($context); - $image_html = elgg_list_entities(array( - 'type' => 'object', - 'subtype' => 'image', - 'owner_guid' => $owner_guid, - 'limit' => $num_images, - 'full_view' => false, - 'pagination' => false, - )); - set_context($prev_context); - return $image_html; -} - - -/** - * Get image directory path - * - * Each album gets a subdirectory based on its container id - * - * @return string path to image directory - */ -function tp_get_img_dir() { - $file = new ElggFile(); - $file->setFilename('image/'); - return $file->getFilenameOnFilestore(); -} - -/** - * Prepare vars for a form, pulling from an entity or sticky forms. - * - * @param type $entity - * @return type - */ -function tidypics_prepare_form_vars($entity = null) { - // input names => defaults - $values = array( - 'title' => '', - 'description' => '', - 'access_id' => ACCESS_DEFAULT, - 'tags' => '', - 'container_guid' => elgg_get_page_owner_guid(), - 'guid' => null, - 'entity' => $entity, - ); - - if ($entity) { - foreach (array_keys($values) as $field) { - if (isset($entity->$field)) { - $values[$field] = $entity->$field; - } - } - } - - if (elgg_is_sticky_form('tidypics')) { - $sticky_values = elgg_get_sticky_values('tidypics'); - foreach ($sticky_values as $key => $value) { - $values[$key] = $value; - } - } - - elgg_clear_sticky_form('tidypics'); - - return $values; -} - -/** - * Returns available image libraries. - * - * @return string - */ -function tidypics_get_image_libraries() { - $options = array(); - if (extension_loaded('gd')) { - $options['GD'] = 'GD'; - } - - if (extension_loaded('imagick')) { - $options['ImageMagickPHP'] = 'imagick PHP extension'; - } - - $disablefunc = explode(',', ini_get('disable_functions')); - if (is_callable('exec') && !in_array('exec', $disablefunc)) { - $options['ImageMagick'] = 'ImageMagick executable'; - } - - return $options; -} - -/** - * Are there upgrade scripts to be run? - * - * @return bool - */ -function tidypics_is_upgrade_available() { - // sets $version based on code - require_once elgg_get_plugins_path() . "lightpics/version.php"; - return true; - - $local_version = elgg_get_plugin_setting('version', 'tidypics'); - if ($local_version === false) { - // no version set so either new install or really old one - if (!get_subtype_class('object', 'image') || !get_subtype_class('object', 'album')) { - $local_version = 0; - } else { - // set initial version for new install - elgg_set_plugin_setting('version', $version, 'tidypics'); - $local_version = $version; - } - } elseif ($local_version === '1.62') { - // special work around to handle old upgrade system - $local_version = 2010010101; - elgg_set_plugin_setting('version', $local_version, 'tidypics'); - } - - if ($local_version == $version) { - return false; - } else { - return true; - } -} - -/** - * This lists the photos in an album as sorted by metadata - * - * @todo this only supports a single album. The only case for use a - * procedural function like this instead of TidypicsAlbum::viewImgaes() is to - * fetch images across albums as a helper to elgg_get_entities(). - * This should function be deprecated or fixed to work across albums. - * - * @param array $options - * @return string - */ -function tidypics_list_photos(array $options = array()) { - global $autofeed; - $autofeed = true; - - $defaults = array( - 'offset' => (int) max(get_input('offset', 0), 0), - 'limit' => (int) max(get_input('limit', 10), 0), - 'full_view' => true, - 'list_type_toggle' => false, - 'pagination' => true, - ); - - $options = array_merge($defaults, $options); - - $options['count'] = true; - $count = elgg_get_entities($options); - - $album = get_entity($options['container_guid']); - if ($album) { - $guids = $album->getImageList(); - // need to pass all the guids and handle the limit / offset in sql - // to avoid problems with the navigation - //$guids = array_slice($guids, $options['offset'], $options['limit']); - $options['guids'] = $guids; - unset($options['container_guid']); - } - $options['count'] = false; - $entities = elgg_get_entities($options); - - $keys = array(); - foreach ($entities as $entity) { - $keys[] = $entity->guid; - } - - $entities = array_combine($keys, $entities); - - $sorted_entities = array(); - foreach ($guids as $guid) { - if (isset($entities[$guid])) { - $sorted_entities[] = $entities[$guid]; - } - } - - // for this function count means the total number of entities - // and is required for pagination - $options['count'] = $count; - - return elgg_view_entity_list($sorted_entities, $options); -} - -/** - * Returns just a guid from a database $row. Used in elgg_get_entities()'s callback. - * - * @param stdClass $row - * @return type - */ -function tp_guid_callback($row) { - return ($row->guid) ? $row->guid : false; -} - - -/********************************************************************* - * the functions below replace broken core functions or add functions - * that could/should exist in the core - */ - -function tp_view_entity_list($entities, $count, $offset, $limit, $fullview = true, $viewtypetoggle = false, $pagination = true) { - $context = get_context(); - - $html = elgg_view('tidypics/gallery',array( - 'entities' => $entities, - 'count' => $count, - 'offset' => $offset, - 'limit' => $limit, - 'baseurl' => $_SERVER['REQUEST_URI'], - 'fullview' => $fullview, - 'context' => $context, - 'viewtypetoggle' => $viewtypetoggle, - 'viewtype' => get_input('search_viewtype','list'), - 'pagination' => $pagination - )); - - return $html; -} - -function tp_get_entities_from_annotations_calculate_x($sum = "sum", $entity_type = "", $entity_subtype = "", $name = "", $mdname = '', $mdvalue = '', $owner_guid = 0, $limit = 10, $offset = 0, $orderdir = 'desc', $count = false) { - global $CONFIG; - - $sum = sanitise_string($sum); - $entity_type = sanitise_string($entity_type); - $entity_subtype = get_subtype_id($entity_type, $entity_subtype); - $name = get_metastring_id($name); - $limit = (int) $limit; - $offset = (int) $offset; - $owner_guid = (int) $owner_guid; - if (!empty($mdname) && !empty($mdvalue)) { - $meta_n = get_metastring_id($mdname); - $meta_v = get_metastring_id($mdvalue); - } - - if (empty($name)) return 0; - - $where = array(); - - if ($entity_type!="") - $where[] = "e.type='$entity_type'"; - if ($owner_guid > 0) - $where[] = "e.owner_guid = $owner_guid"; - if ($entity_subtype) - $where[] = "e.subtype=$entity_subtype"; - if ($name!="") - $where[] = "a.name_id='$name'"; - - if (!empty($mdname) && !empty($mdvalue)) { - if ($mdname!="") - $where[] = "m.name_id='$meta_n'"; - if ($mdvalue!="") - $where[] = "m.value_id='$meta_v'"; - } - - if ($sum != "count") - $where[] = "a.value_type='integer'"; // Limit on integer types - - if (!$count) { - $query = "SELECT distinct e.*, $sum(ms.string) as sum "; - } else { - $query = "SELECT count(distinct e.guid) as num, $sum(ms.string) as sum "; - } - $query .= " from {$CONFIG->dbprefix}entities e JOIN {$CONFIG->dbprefix}annotations a on a.entity_guid = e.guid JOIN {$CONFIG->dbprefix}metastrings ms on a.value_id=ms.id "; - - if (!empty($mdname) && !empty($mdvalue)) { - $query .= " JOIN {$CONFIG->dbprefix}metadata m on m.entity_guid = e.guid "; - } - - $query .= " WHERE "; - foreach ($where as $w) - $query .= " $w and "; - $query .= get_access_sql_suffix("a"); // now add access - $query .= ' and ' . get_access_sql_suffix("e"); // now add access - if (!$count) $query .= ' group by e.guid'; - - if (!$count) { - $query .= ' order by sum ' . $orderdir; - $query .= ' limit ' . $offset . ' , ' . $limit; - return get_data($query, "entity_row_to_elggstar"); - } else { - if ($row = get_data_row($query)) { - return $row->num; - } - } - return false; -} - -/** - * Is page owner a group - convenience function - * - * @return true/false - */ -function tp_is_group_page() { - - if ($group = page_owner_entity()) { - if ($group instanceof ElggGroup) - return true; - } - - return false; -} - - -/** - * Is the request from a known browser - * - * @return true/false - */ -function tp_is_person() { - $known = array('msie', 'mozilla', 'firefox', 'safari', 'webkit', 'opera', 'netscape', 'konqueror', 'gecko'); - - $agent = strtolower($_SERVER['HTTP_USER_AGENT']); - - foreach ($known as $browser) { - if (strpos($agent, $browser) !== false) { - return true; - } - } - - return false; -} - -/** - * Convenience function for listing recent images - * - * @param int $max - * @param bool $pagination - * @return string - */ -function tp_mostrecentimages($max = 8, $pagination = true) { - return list_entities("object", "image", 0, $max, false, false, $pagination); -} diff --git a/lib/upload.php b/lib/upload.php deleted file mode 100644 index a83323f16..000000000 --- a/lib/upload.php +++ /dev/null @@ -1,119 +0,0 @@ -<?php -/** - * Helper library for working with uploads - */ - -/** - * Guess on the mimetype based on file extension - * - * @param string $originalName - * @return string - */ -function tp_upload_get_mimetype($originalName) { - $extension = substr(strrchr($originalName, '.'), 1); - switch (strtolower($extension)) { - case 'png': - return 'image/png'; - break; - case 'gif': - return 'image/gif'; - break; - case 'jpg': - case 'jpeg': - return 'image/jpeg'; - break; - default: - return 'unknown'; - break; - } -} - -/** - * Check if this is an image - * - * @param string $mime - * @return bool false = not image - */ -function tp_upload_check_format($mime) { - $accepted_formats = array( - 'image/jpeg', - 'image/png', - 'image/gif', - 'image/pjpeg', - 'image/x-png', - ); - - if (!in_array($mime, $accepted_formats)) { - return false; - } - return true; -} - -/** - * Check if there is enough memory to process this image - * - * @param string $image_lib - * @param int $num_pixels - * @return bool false = not enough memory - */ -function tp_upload_memory_check($image_lib, $num_pixels) { - if ($image_lib !== 'GD') { - return true; - } - - $mem_avail = ini_get('memory_limit'); - $mem_avail = rtrim($mem_avail, 'M'); - $mem_avail = $mem_avail * 1024 * 1024; - $mem_used = memory_get_usage(); - $mem_required = ceil(5.35 * $num_pixels); - - $mem_avail = $mem_avail - $mem_used - 2097152; // 2 MB buffer - if ($mem_required > $mem_avail) { - return false; - } - - return true; -} - -/** - * Check if image is within limits - * - * @param int $image_size - * @return bool false = too large - */ -function tp_upload_check_max_size($image_size) { - $max_file_size = (float) elgg_get_plugin_setting('maxfilesize', 'tidypics'); - if (!$max_file_size) { - // default to 5 MB if not set - $max_file_size = 5; - } - // convert to bytes from MBs - $max_file_size = 1024 * 1024 * $max_file_size; - return $image_size <= $max_file_size; -} - -/** - * Check if this image pushes user over quota - * - * @param int $image_size - * @param int $owner_guid - * @return bool false = exceed quota - */ -function tp_upload_check_quota($image_size, $owner_guid) { - static $quota; - - if (!isset($quota)) { - $quota = elgg_get_plugin_setting('quota', 'tidypics'); - $quota = 1024 * 1024 * $quota; - } - - if ($quota == 0) { - // no quota - return true; - } - - $owner = get_entity($owner_guid); - $image_repo_size_md = (int)$owner->image_repo_size; - - return ($image_repo_size + $image_size) < $quota; -}
\ No newline at end of file |