b1db833d51
Added new event to handle fetching media properties like height, width, and the newly added fields, and admin controls to manually scan files for their properties. Added a search terms content:video and content:audio to search for images that do (or do not) have those flags.
122 lines
4.0 KiB
PHP
122 lines
4.0 KiB
PHP
<?php
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/**
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* Name: Handle Pixel
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* Author: Shish <webmaster@shishnet.org>
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* Link: http://code.shishnet.org/shimmie2/
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* Description: Handle JPEG, PNG, GIF, WEBP, etc files
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*/
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class PixelFileHandler extends DataHandlerExtension
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{
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const SUPPORTED_EXTENSIONS = ["jpg", "jpeg", "gif", "png", "webp"];
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public function onMediaCheckProperties(MediaCheckPropertiesEvent $event)
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{
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if(in_array($event->ext, Media::LOSSLESS_FORMATS)) {
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$event->lossless = true;
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} elseif($event->ext=="webp") {
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$event->lossless = Media::is_lossless_webp($event->file_name);
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}
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if(in_array($event->ext,self::SUPPORTED_EXTENSIONS)) {
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if($event->lossless==null) {
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$event->lossless = false;
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}
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$event->audio = false;
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switch ($event->ext) {
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case "gif":
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$event->video = Media::is_animated_gif($event->file_name);
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break;
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case "webp":
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$event->video = Media::is_animated_webp($event->file_name);
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break;
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default:
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$event->video = false;
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break;
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}
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$info = getimagesize($event->file_name);
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if (!$info) {
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return null;
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}
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$event->width = $info[0];
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$event->height = $info[1];
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}
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}
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protected function supported_ext(string $ext): bool
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{
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$ext = (($pos = strpos($ext, '?')) !== false) ? substr($ext, 0, $pos) : $ext;
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return in_array(strtolower($ext), self::SUPPORTED_EXTENSIONS);
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}
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protected function create_image_from_data(string $filename, array $metadata)
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{
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$image = new Image();
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$image->filesize = $metadata['size'];
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$image->hash = $metadata['hash'];
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$image->filename = (($pos = strpos($metadata['filename'], '?')) !== false) ? substr($metadata['filename'], 0, $pos) : $metadata['filename'];
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$image->ext = (($pos = strpos($metadata['extension'], '?')) !== false) ? substr($metadata['extension'], 0, $pos) : $metadata['extension'];
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$image->tag_array = is_array($metadata['tags']) ? $metadata['tags'] : Tag::explode($metadata['tags']);
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$image->source = $metadata['source'];
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return $image;
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}
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protected function check_contents(string $tmpname): bool
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{
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$valid = [IMAGETYPE_PNG, IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_WEBP];
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if (!file_exists($tmpname)) {
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return false;
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}
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$info = getimagesize($tmpname);
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if (is_null($info)) {
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return false;
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}
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if (in_array($info[2], $valid)) {
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return true;
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}
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return false;
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}
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protected function create_thumb(string $hash, string $type): bool
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{
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try {
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create_image_thumb($hash, $type);
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return true;
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} catch (InsufficientMemoryException $e) {
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$tsize = get_thumbnail_max_size_scaled();
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$thumb = imagecreatetruecolor($tsize[0], min($tsize[1], 64));
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$white = imagecolorallocate($thumb, 255, 255, 255);
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$black = imagecolorallocate($thumb, 0, 0, 0);
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imagefill($thumb, 0, 0, $white);
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log_warning("handle_pixel", "Insufficient memory while creating thumbnail: ".$e->getMessage());
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imagestring($thumb, 5, 10, 24, "Image Too Large :(", $black);
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return true;
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} catch (Exception $e) {
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log_error("handle_pixel", "Error while creating thumbnail: ".$e->getMessage());
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return false;
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}
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}
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public function onImageAdminBlockBuilding(ImageAdminBlockBuildingEvent $event)
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{
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$event->add_part("
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<form>
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<select class='shm-zoomer'>
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<option value='full'>Full Size</option>
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<option value='width'>Fit Width</option>
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<option value='height'>Fit Height</option>
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<option value='both'>Fit Both</option>
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</select>
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</form>
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", 20);
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}
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}
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