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-rw-r--r--mod/lightbox/lib/lightbox.php107
1 files changed, 107 insertions, 0 deletions
diff --git a/mod/lightbox/lib/lightbox.php b/mod/lightbox/lib/lightbox.php
new file mode 100644
index 000000000..6b557d241
--- /dev/null
+++ b/mod/lightbox/lib/lightbox.php
@@ -0,0 +1,107 @@
+<?php
+/**
+ * Lightbox helper functions
+ *
+ * @package ElggLightbox
+ */
+
+/**
+ * Save uploaded images and return an array of its entities
+ *
+ * @return array of LightboxPluginImages
+ */
+function lightbox_get_image_inputs() {
+
+ $files = array();
+ $file = new ElggFile();
+
+ // check if upload failed
+ foreach($_FILES as $key => $sent_file) {
+ if (empty($sent_file['name'])) {
+ continue;
+ }
+ if($sent_file['error'] != 0) {
+ register_error(elgg_echo('file:cannotload'));
+ forward(REFERER);
+ }
+ $mime_type = $file->detectMimeType($sent_file['tmp_name'], $sent_file['type']);
+ if(file_get_simple_type($mime_type) != "image"){
+ register_error(elgg_echo('lightbox:noimage'));
+ forward(REFERER);
+ }
+ }
+
+ foreach($_FILES as $key => $sent_file) {
+
+ if (empty($sent_file['name'])) {
+ continue;
+ }
+
+ $file = new LightboxPluginImage();
+
+ $prefix = "image/";
+ $filestorename = elgg_strtolower(time().$sent_file['name']);
+
+ $mime_type = $file->detectMimeType($sent_file['tmp_name'], $sent_file['type']);
+ $file->setFilename($prefix . $filestorename);
+ $file->setMimeType($mime_type);
+ $file->originalfilename = $sent_file['name'];
+ $file->simpletype = "image";
+
+ // Open the file to guarantee the directory exists
+ $file->open("write");
+ $file->close();
+ move_uploaded_file($sent_file['tmp_name'], $file->getFilenameOnFilestore());
+
+ // We need to create thumbnails (this should be moved into a function)
+ if ($file->save()) {
+ $thumbnail = get_resized_image_from_existing_file($file->getFilenameOnFilestore(),60,60, true);
+ if ($thumbnail) {
+ $thumb = new ElggFile();
+ $thumb->setMimeType($_FILES['upload']['type']);
+
+ $thumb->setFilename($prefix."thumb".$filestorename);
+ $thumb->open("write");
+ $thumb->write($thumbnail);
+ $thumb->close();
+
+ $file->thumbnail = $prefix."thumb".$filestorename;
+ unset($thumbnail);
+ }
+
+ $thumbsmall = get_resized_image_from_existing_file($file->getFilenameOnFilestore(),153,153, true);
+ if ($thumbsmall) {
+ $thumb->setFilename($prefix."smallthumb".$filestorename);
+ $thumb->open("write");
+ $thumb->write($thumbsmall);
+ $thumb->close();
+ $file->smallthumb = $prefix."smallthumb".$filestorename;
+ unset($thumbsmall);
+ }
+
+ $thumblarge = get_resized_image_from_existing_file($file->getFilenameOnFilestore(),600,600, false);
+ if ($thumblarge) {
+ $thumb->setFilename($prefix."largethumb".$filestorename);
+ $thumb->open("write");
+ $thumb->write($thumblarge);
+ $thumb->close();
+ $file->largethumb = $prefix."largethumb".$filestorename;
+ unset($thumblarge);
+ }
+
+ $files[$file->guid] = $file;
+ }
+ }
+
+ return $files;
+}
+
+/**
+ * Delete uploaded images if album creation fails
+ *
+ * @params array $images Array of LightboxPluginImages
+ * @return null
+ */
+function lightbox_delete_image_inputs($images) {
+ //TODO
+}