public String save()

in app/src/main/java/org/apache/roller/weblogger/ui/struts2/editor/MediaFileAdd.java [129:232]
74 lines of code
20 McCabe index (conditional complexity)

    public String save() {

        myValidate();

        if (!hasActionErrors()) {

            MediaFileManager manager = WebloggerFactory.getWeblogger().getMediaFileManager();

            RollerMessages errors = new RollerMessages();
            List<MediaFile> uploaded = new ArrayList<>();
            File[] uploads = getUploadedFiles();

            if (uploads != null && uploads.length > 0) {

                // loop over uploaded files and try saving them
                for (int i = 0; i < uploads.length; i++) {

                    // skip null files
                    if (uploads[i] == null || !uploads[i].exists()) {
                        continue;
                    }

                    try {
                        MediaFile mediaFile = new MediaFile();
                        bean.copyTo(mediaFile);

                        String fileName = getUploadedFilesFileName()[i];
                        int terminated = fileName.indexOf('\000');
                        if (terminated != -1) {
                            // disallow sneaky null terminated strings
                            fileName = fileName.substring(0, terminated).trim();
                        }

                        // make sure fileName is valid
                        if (fileName.indexOf('/') != -1
                                || fileName.indexOf('\\') != -1
                                || fileName.contains("..")) {
                            addError("uploadFiles.error.badPath", fileName);
                            continue;
                        }

                        mediaFile.setName(fileName);
                        mediaFile.setDirectory(getDirectory());
                        mediaFile.setWeblog(getActionWeblog());
                        mediaFile.setLength(this.uploadedFiles[i].length());
                        mediaFile.setInputStream(new FileInputStream(
                                this.uploadedFiles[i]));
                        mediaFile
                                .setContentType(this.uploadedFilesContentType[i]);

                        // in some cases Struts2 is not able to guess the content
                        // type correctly and assigns the default, which is
                        // octet-stream. So in cases where we see octet-stream
                        // we double check and see if we can guess the content
                        // type via the Java MIME type facilities.
                        mediaFile.setContentType(this.uploadedFilesContentType[i]);
                        if (mediaFile.getContentType() == null
                                || mediaFile.getContentType().endsWith("/octet-stream")) {

                            String ctype = Utilities.getContentTypeFromFileName(mediaFile.getName());
                            if (null != ctype) {
                                mediaFile.setContentType(ctype);
                            }
                        }

                        manager.createMediaFile(getActionWeblog(), mediaFile, errors);
                        WebloggerFactory.getWeblogger().flush();

                        if (mediaFile.isImageFile()) {
                            newImages.add(mediaFile);
                        } else {
                            newFiles.add(mediaFile);
                        }

                        uploaded.add(mediaFile);

                    } catch (Exception e) {
                        log.error("Error uploading media file", e);
                        addError("mediaFileAdd.errorUploading", bean.getName());
                    }
                }

                for (Iterator<RollerMessage> it = errors.getErrors(); it.hasNext();) {
                    RollerMessage msg = it.next();
                    addError(msg.getKey(), Arrays.asList(msg.getArgs()));
                }

                if (!uploaded.isEmpty() && !this.errorsExist()) {
                    addMessage("uploadFiles.uploadedFiles");
                    for (MediaFile upload : uploaded) {
                        addMessage("uploadFiles.uploadedFile",
                                upload.getPermalink());
                    }

                } else {
                    return INPUT;
                }

                this.pageTitle = "mediaFileAddSuccess.title";
                return SUCCESS;
            }
        }
        return INPUT;
    }