From ed5637b991ab341ead6a97276f313b84f263a145 Mon Sep 17 00:00:00 2001 From: Cash Costello Date: Thu, 10 Nov 2011 07:31:37 -0500 Subject: moved classes into classes directory --- classes/TidypicsAlbum.php | 243 ++++++++++++++++++++++++++++++++++++++ classes/TidypicsImage.php | 292 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 535 insertions(+) create mode 100644 classes/TidypicsAlbum.php create mode 100644 classes/TidypicsImage.php (limited to 'classes') diff --git a/classes/TidypicsAlbum.php b/classes/TidypicsAlbum.php new file mode 100644 index 000000000..e178acd5d --- /dev/null +++ b/classes/TidypicsAlbum.php @@ -0,0 +1,243 @@ +attributes['subtype'] = "album"; + } + + public function __construct($guid = null) { + parent::__construct($guid); + } + + /** + * Delete album + * + * @return bool + */ + public function delete() { + + $this->deleteImages(); + $this->deleteAlbumDir(); + + return parent::delete(); + } + + /** + * Get an array of image objects + * + * @param int $limit + * @param int $offset + * @return array + */ + public function getImages($limit, $offset=0) { + $imageList = $this->getImageList(); + if ($offset > count($imageList)) { + return array(); + } + + $imageList = array_slice($imageList, $offset, $limit); + + $images = array(); + foreach ($imageList as $guid) { + $images[] = get_entity($guid); + } + return $images; + } + + /** + * View a list of images + * + * @param int $limit + * @param int $offset + * @return string + */ + public function viewImages($limit, $offset=0) { + $images = $this->getImages($limit, $offset); + if (count($images) == 0) { + return ''; + } + + $count = $this->getSize(); + + return elgg_view_entity_list($images, $count, $offset, $limit, false, false, true); + } + + /** + * Get the GUID of the album cover + * + * @return int + */ + public function getCoverImageGuid() { + if ($this->getSize() == 0) { + return 0; + } + + $guid = $this->cover; + $imageList = $this->getImageList(); + if (!in_array($guid, $imageList)) { + // select random photo to be cover + $index = array_rand($imageList, 1); + $guid = $imageList[$index]; + $this->cover = $guid; + } + return $guid; + } + + /** + * Set the GUID for the album cover + * + * @param int $guid + * @return bool + */ + public function setCoverImageGuid($guid) { + $imageList = $this->getImageList(); + if (!in_array($guid, $imageList)) { + return false; + } + $this->cover = $guid; + return true; + } + + /** + * Get the number of photos in the album + * + * @return int + */ + public function getSize() { + return count($this->getImageList()); + } + + /** + * Returns an order list of image guids + * + * @return array + */ + public function getImageList() { + $listString = $this->orderedImages; + if (!$listString) { + return array(); + } + $list = unserialize($listString); + return $list; + } + + /** + * Sets the album image order + * + * @param array $list An indexed array of image guids + */ + public function setImageList($list) { + $listString = serialize($list); + $this->orderedImages = $listString; + } + + /** + * Add new images to the front of the image list + * + * @param array $list An indexed array of image guids + */ + public function prependImageList($list) { + $currentList = $this->getImageList(); + $list = array_merge($list, $currentList); + $this->setImageList($list); + } + + /** + * Get the GUID of the image before the current one + * + * @param int $currentGuid + * @return int + */ + public function getPreviousImageGuid($currentGuid) { + $imageList = $this->getImageList(); + $key = array_search($currentGuid, $imageList); + if ($key === FALSE) { + return 0; + } + $key--; + if ($key < 0) { + return 0; + } + return $imageList[$key]; + } + + /** + * Get the GUID of the image after the current one + * + * @param int $currentGuid + * @return int + */ + public function getNextImageGuid($currentGuid) { + $imageList = $this->getImageList(); + $key = array_search($currentGuid, $imageList); + if ($key === FALSE) { + return 0; + } + $key++; + if ($key >= count($imageList)) { + return 0; + } + return $imageList[$key]; + } + + /** + * Remove an image from the album list + * + * @param int $imageGuid + * @return bool + */ + public function removeImage($imageGuid) { + $imageList = $this->getImageList(); + $key = array_search($imageGuid, $imageList); + if ($key === FALSE) { + return FALSE; + } + + unset($imageList[$key]); + $this->setImageList($imageList); + + return TRUE; + } + + protected function deleteImages() { + // get all the images from this album as long as less than 999 images + $images = elgg_get_entities(array( + "type=" => "object", + "subtype" => "image", + "container_guid" => $this->guid, + "limit" => ELGG_ENTITIES_NO_VALUE, + )); + if ($images) { + foreach ($images as $image) { + if ($image) { + $image->delete(); + } + } + } + } + + protected function deleteAlbumDir() { + $tmpfile = new ElggFile(); + $tmpfile->setFilename('image/' . $this->guid . '/._tmp_del_tidypics_album_'); + $tmpfile->subtype = 'image'; + $tmpfile->owner_guid = $this->owner_guid; + $tmpfile->container_guid = $this->guid; + $tmpfile->open("write"); + $tmpfile->write(''); + $tmpfile->close(); + $tmpfile->save(); + $albumdir = eregi_replace('/._tmp_del_tidypics_album_', '', $tmpfile->getFilenameOnFilestore()); + $tmpfile->delete(); + if (is_dir($albumdir)) { + rmdir($albumdir); + } + } +} diff --git a/classes/TidypicsImage.php b/classes/TidypicsImage.php new file mode 100644 index 000000000..531d54912 --- /dev/null +++ b/classes/TidypicsImage.php @@ -0,0 +1,292 @@ +attributes['subtype'] = "image"; + } + + public function __construct($guid = null) { + parent::__construct($guid); + } + + /** + * delete image + * + * @return bool + */ + public function delete() { + + // check if batch should be deleted + $batch = elgg_get_entities_from_relationship(array( + 'relationship' => 'belongs_to_batch', + 'relationship_guid' => $this->guid, + 'inverse_relationship' => false, + )); + if ($batch) { + $batch = $batch[0]; + $count = elgg_get_entities_from_relationship(array( + 'relationship' => 'belongs_to_batch', + 'relationship_guid' => $batch->guid, + 'inverse_relationship' => true, + 'count' => true, + )); + if ($count == 1) { + // last image so delete batch + $batch->delete(); + } + } + + $album = get_entity($this->container_guid); + if ($album) { + $album->removeImage($this->guid); + } + + $this->removeThumbnails(); + + // update quota + $owner = $this->getOwnerEntity(); + $owner->image_repo_size = (int)$owner->image_repo_size - $this->size(); + + return parent::delete(); + } + + /** + * Set the internal filenames + * + * @warning container needs to be set first + */ + public function setOriginalFilename($originalName) { + $prefix = "image/" . $this->container_guid . "/"; + $filestorename = elgg_strtolower(time() . $originalName); + $this->setFilename($prefix . $filestorename); + $this->originalfilename = $originalName; + } + + /** + * Save the uploaded image + * + * @warning filename needs to be set first + * + * @param string $uploadedFilename name of the uploaded file + * @param int $size + */ + public function saveImageFile($uploadedFilename, $size) { + + // we need to make sure the directory for the album exists + // @note for group albums, the photos are distributed among the users + $dir = tp_get_img_dir() . $this->getContainer(); + if (!file_exists($dir)) { + mkdir($dir, 0755, true); + } + + $filename = $this->getFilenameOnFilestore(); + + $result = move_uploaded_file($uploadedFilename, $filename); + if (!$result) { + return false; + } + + $owner = $this->getOwnerEntity(); + $owner->image_repo_size = (int)$owner->image_repo_size + $size; + + return true; + } + + /** + * Save the image thumbnails + * + * @warning container guid and filename must be set + * + * @param string $imageLib + */ + public function saveThumbnails($imageLib) { + include_once dirname(dirname(__FILE__)) . "/lib/resize.php"; + + $prefix = "image/" . $this->container_guid . "/"; + $filename = $this->getFilename(); + $filename = substr($filename, strrpos($filename, '/') + 1); + + if ($imageLib == 'ImageMagick') { + // ImageMagick command line + if (tp_create_im_cmdline_thumbnails($this, $prefix, $filename) != true) { + trigger_error('Tidypics warning: failed to create thumbnails - ImageMagick command line', E_USER_WARNING); + } + } else if ($imageLib == 'ImageMagickPHP') { + // imagick php extension + if (tp_create_imagick_thumbnails($this, $prefix, $filename) != true) { + trigger_error('Tidypics warning: failed to create thumbnails - ImageMagick PHP', E_USER_WARNING); + } + } else { + if (tp_create_gd_thumbnails($this, $prefix, $filename) != true) { + trigger_error('Tidypics warning: failed to create thumbnails - GD', E_USER_WARNING); + } + } + } + + /** + * Extract EXIF Data from image + * + * @warning image file must be saved first + */ + public function extractExifData() { + include_once dirname(dirname(__FILE__)) . "/lib/exif.php"; + td_get_exif($this); + } + + /** + * Has the photo been tagged with "in this photo" tags + * + * @return true/false + */ + public function isPhotoTagged() { + $num_tags = count_annotations($this->getGUID(), 'object', 'image', 'phototag'); + if ($num_tags > 0) { + return true; + } else { + return false; + } + } + + /** + * Get an array of photo tag information + * + * @return array of json representations of the tags and the tag link text + */ + public function getPhotoTags() { + global $CONFIG; + + // get tags as annotations + $photo_tags = get_annotations($this->getGUID(), 'object', 'image', 'phototag'); + if (!$photo_tags) { + // no tags or user doesn't have permission to tags, so return + return false; + } + + $photo_tags_json = "["; + foreach ($photo_tags as $p) { + $photo_tag = unserialize($p->value); + + // create link to page with other photos tagged with same tag + $phototag_text = $photo_tag->value; + $phototag_link = $CONFIG->wwwroot . 'search/?tag=' . $phototag_text . '&subtype=image&object=object'; + if ($photo_tag->type === 'user') { + $user = get_entity($photo_tag->value); + if ($user) { + $phototag_text = $user->name; + } else { + $phototag_text = "unknown user"; + } + + $phototag_link = $CONFIG->wwwroot . "pg/photos/tagged/" . $photo_tag->value; + } + + if (isset($photo_tag->x1)) { + // hack to handle format of Pedro Prez's tags - ugh + $photo_tag->coords = "\"x1\":\"{$photo_tag->x1}\",\"y1\":\"{$photo_tag->y1}\",\"width\":\"{$photo_tag->width}\",\"height\":\"{$photo_tag->height}\""; + $photo_tags_json .= '{' . $photo_tag->coords . ',"text":"' . $phototag_text . '","id":"' . $p->id . '"},'; + } else { + $photo_tags_json .= '{' . $photo_tag->coords . ',"text":"' . $phototag_text . '","id":"' . $p->id . '"},'; + } + + // prepare variable arrays for tagging view + $photo_tag_links[$p->id] = array('text' => $phototag_text, 'url' => $phototag_link); + } + + $photo_tags_json = rtrim($photo_tags_json,','); + $photo_tags_json .= ']'; + + $ret_data = array('json' => $photo_tags_json, 'links' => $photo_tag_links); + return $ret_data; + } + + /** + * Get the view information for this image + * + * @param $viewer_guid the guid of the viewer (0 if not logged in) + * @return array with number of views, number of unique viewers, and number of views for this viewer + */ + public function getViews($viewer_guid) { + $views = get_annotations($this->getGUID(), "object", "image", "tp_view", "", 0, 99999); + if ($views) { + $total_views = count($views); + + if ($this->owner_guid == $viewer_guid) { + // get unique number of viewers + foreach ($views as $view) { + $diff_viewers[$view->owner_guid] = 1; + } + $unique_viewers = count($diff_viewers); + } + else if ($viewer_guid) { + // get the number of times this user has viewed the photo + $my_views = 0; + foreach ($views as $view) { + if ($view->owner_guid == $viewer_guid) { + $my_views++; + } + } + } + + $view_info = array("total" => $total_views, "unique" => $unique_viewers, "mine" => $my_views); + } + else { + $view_info = array("total" => 0, "unique" => 0, "mine" => 0); + } + + return $view_info; + } + + /** + * Add a tidypics view annotation to this image + * + * @param $viewer_guid + * @return none + */ + public function addView($viewer_guid) { + if ($viewer_guid != $this->owner_guid && tp_is_person()) { + create_annotation($this->getGUID(), "tp_view", "1", "integer", $viewer_guid, ACCESS_PUBLIC); + } + } + + /** + * Remove thumbnails - usually in preparation for deletion + * + * The thumbnails are not actually ElggObjects so we create + * temporary objects to delete them. + */ + protected function removeThumbnails() { + $thumbnail = $this->thumbnail; + $smallthumb = $this->smallthumb; + $largethumb = $this->largethumb; + + //delete standard thumbnail image + if ($thumbnail) { + $delfile = new ElggFile(); + $delfile->owner_guid = $this->getOwner(); + $delfile->setFilename($thumbnail); + $delfile->delete(); + } + //delete small thumbnail image + if ($smallthumb) { + $delfile = new ElggFile(); + $delfile->owner_guid = $this->getOwner(); + $delfile->setFilename($smallthumb); + $delfile->delete(); + } + //delete large thumbnail image + if ($largethumb) { + $delfile = new ElggFile(); + $delfile->owner_guid = $this->getOwner(); + $delfile->setFilename($largethumb); + $delfile->delete(); + } + } +} -- cgit v1.2.3