108 lines
2.9 KiB
PHP
108 lines
2.9 KiB
PHP
<?php
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\
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* Misc functions *
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\* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/**
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* Move a file from PHP's temporary area into shimmie's image storage
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* hierarchy, or throw an exception trying.
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*
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* @param DataUploadEvent $event
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* @throws UploadException
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*/
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function move_upload_to_archive(DataUploadEvent $event) {
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$target = warehouse_path("images", $event->hash);
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if(!@copy($event->tmpname, $target)) {
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$errors = error_get_last();
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throw new UploadException(
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"Failed to copy file from uploads ({$event->tmpname}) to archive ($target): ".
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"{$errors['type']} / {$errors['message']}"
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);
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}
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}
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/**
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* Add a directory full of images
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*
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* @param $base string
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* @return array|string[]
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*/
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function add_dir($base) {
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$results = array();
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foreach(list_files($base) as $full_path) {
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$short_path = str_replace($base, "", $full_path);
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$filename = basename($full_path);
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$tags = path_to_tags($short_path);
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$result = "$short_path (".str_replace(" ", ", ", $tags).")... ";
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try {
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add_image($full_path, $filename, $tags);
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$result .= "ok";
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}
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catch(UploadException $ex) {
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$result .= "failed: ".$ex->getMessage();
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}
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$results[] = $result;
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}
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return $results;
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}
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/**
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* @param string $tmpname
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* @param string $filename
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* @param string $tags
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* @throws UploadException
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*/
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function add_image($tmpname, $filename, $tags) {
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assert(file_exists($tmpname));
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$pathinfo = pathinfo($filename);
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if(!array_key_exists('extension', $pathinfo)) {
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throw new UploadException("File has no extension");
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}
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$metadata = array();
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$metadata['filename'] = $pathinfo['basename'];
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$metadata['extension'] = $pathinfo['extension'];
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$metadata['tags'] = Tag::explode($tags);
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$metadata['source'] = null;
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$event = new DataUploadEvent($tmpname, $metadata);
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send_event($event);
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if($event->image_id == -1) {
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throw new UploadException("File type not recognised");
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}
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}
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/**
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* Given a full size pair of dimensions, return a pair scaled down to fit
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* into the configured thumbnail square, with ratio intact
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*
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* @param int $orig_width
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* @param int $orig_height
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* @return integer[]
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*/
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function get_thumbnail_size(int $orig_width, int $orig_height) {
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global $config;
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if($orig_width === 0) $orig_width = 192;
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if($orig_height === 0) $orig_height = 192;
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if($orig_width > $orig_height * 5) $orig_width = $orig_height * 5;
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if($orig_height > $orig_width * 5) $orig_height = $orig_width * 5;
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$max_width = $config->get_int('thumb_width');
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$max_height = $config->get_int('thumb_height');
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$xscale = ($max_height / $orig_height);
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$yscale = ($max_width / $orig_width);
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$scale = ($xscale < $yscale) ? $xscale : $yscale;
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if($scale > 1 && $config->get_bool('thumb_upscale')) {
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return array((int)$orig_width, (int)$orig_height);
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}
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else {
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return array((int)($orig_width*$scale), (int)($orig_height*$scale));
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}
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}
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