+++ /dev/null
-package be.nikiroo.fanfix.supported;
-
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.URL;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Scanner;
-
-import be.nikiroo.fanfix.Instance;
-import be.nikiroo.fanfix.bundles.Config;
-import be.nikiroo.fanfix.data.MetaData;
-import be.nikiroo.utils.Image;
-import be.nikiroo.utils.streams.MarkableFileInputStream;
-
-// not complete: no "description" tag
-public class InfoReader {
- static protected BasicSupportHelper bsHelper = new BasicSupportHelper();
- // static protected BasicSupportImages bsImages = new BasicSupportImages();
- // static protected BasicSupportPara bsPara = new BasicSupportPara(new
- // BasicSupportHelper(), new BasicSupportImages());
-
- public static MetaData readMeta(File infoFile, boolean withCover)
- throws IOException {
- if (infoFile == null) {
- throw new IOException("File is null");
- }
-
- if (infoFile.exists()) {
- InputStream in = new MarkableFileInputStream(infoFile);
- try {
- MetaData meta = createMeta(infoFile.toURI().toURL(), in,
- withCover);
-
- // Some old .info files were using UUID for URL...
- if (!hasIt(meta.getUrl()) && meta.getUuid() != null
- && (meta.getUuid().startsWith("http://")
- || meta.getUuid().startsWith("https://"))) {
- meta.setUrl(meta.getUuid());
- }
-
- // Some old .info files don't have those now required fields...
- // So we check if we can find the info in another way (many
- // formats have a copy of the original text file)
- if (!hasIt(meta.getTitle(), meta.getAuthor(), meta.getDate(),
- meta.getUrl())) {
-
- // TODO: not nice, would be better to do it properly...
- String base = infoFile.getPath();
- if (base.endsWith(".info")) {
- base = base.substring(0,
- base.length() - ".info".length());
- }
- File textFile = new File(base);
- if (!textFile.exists()) {
- textFile = new File(base + ".txt");
- }
- if (!textFile.exists()) {
- textFile = new File(base + ".text");
- }
-
- completeMeta(textFile, meta);
- //
- }
-
- return meta;
- } finally {
- in.close();
- }
- }
-
- throw new FileNotFoundException(
- "File given as argument does not exists: "
- + infoFile.getAbsolutePath());
- }
-
- /**
- * Complete the given {@link MetaData} with the original text file if needed
- * and possible.
- *
- * @param textFile
- * the original text file
- * @param meta
- * the {@link MetaData} to complete if needed and possible
- *
- * @throws IOException
- * in case of I/O errors
- */
- static public void completeMeta(File textFile,
- MetaData meta) throws IOException {
- if (textFile != null && textFile.exists()) {
- final URL source = textFile.toURI().toURL();
- final MetaData[] superMetaA = new MetaData[1];
- @SuppressWarnings("unused")
- Text unused = new Text() {
- private boolean loaded = loadDocument();
-
- @Override
- public SupportType getType() {
- return SupportType.TEXT;
- }
-
- protected boolean loadDocument() throws IOException {
- loadDocument(source);
- superMetaA[0] = getMeta();
- return true;
- }
-
- @Override
- protected Image getCover(File sourceFile) {
- return null;
- }
- };
-
- MetaData superMeta = superMetaA[0];
- if (!hasIt(meta.getTitle())) {
- meta.setTitle(superMeta.getTitle());
- }
- if (!hasIt(meta.getAuthor())) {
- meta.setAuthor(superMeta.getAuthor());
- }
- if (!hasIt(meta.getDate())) {
- meta.setDate(superMeta.getDate());
- }
- if (!hasIt(meta.getUrl())) {
- meta.setUrl(superMeta.getUrl());
- }
- }
- }
-
- /**
- * Check if we have non-empty values for all the given {@link String}s.
- *
- * @param values
- * the values to check
- *
- * @return TRUE if none of them was NULL or empty
- */
- static private boolean hasIt(String... values) {
- for (String value : values) {
- if (value == null || value.trim().isEmpty()) {
- return false;
- }
- }
-
- return true;
- }
-
- private static MetaData createMeta(URL sourceInfoFile, InputStream in,
- boolean withCover) throws IOException {
- MetaData meta = new MetaData();
-
- meta.setTitle(getInfoTag(in, "TITLE"));
- meta.setAuthor(getInfoTag(in, "AUTHOR"));
- meta.setDate(bsHelper.formatDate(getInfoTag(in, "DATE")));
- meta.setTags(getInfoTagList(in, "TAGS", ","));
- meta.setSource(getInfoTag(in, "SOURCE"));
- meta.setUrl(getInfoTag(in, "URL"));
- meta.setPublisher(getInfoTag(in, "PUBLISHER"));
- meta.setUuid(getInfoTag(in, "UUID"));
- meta.setLuid(getInfoTag(in, "LUID"));
- meta.setLang(getInfoTag(in, "LANG"));
- meta.setSubject(getInfoTag(in, "SUBJECT"));
- meta.setType(getInfoTag(in, "TYPE"));
- meta.setImageDocument(getInfoTagBoolean(in, "IMAGES_DOCUMENT", false));
- if (withCover) {
- String infoTag = getInfoTag(in, "COVER");
- if (infoTag != null && !infoTag.trim().isEmpty()) {
- meta.setCover(bsHelper.getImage(null, sourceInfoFile, infoTag));
- }
- if (meta.getCover() == null) {
- // Second chance: try to check for a cover next to the info file
- meta.setCover(getCoverByName(sourceInfoFile));
- }
- }
- try {
- meta.setWords(Long.parseLong(getInfoTag(in, "WORDCOUNT")));
- } catch (NumberFormatException e) {
- meta.setWords(0);
- }
- meta.setCreationDate(
- bsHelper.formatDate(getInfoTag(in, "CREATION_DATE")));
- meta.setFakeCover(Boolean.parseBoolean(getInfoTag(in, "FAKE_COVER")));
-
- if (withCover && meta.getCover() == null) {
- meta.setCover(bsHelper.getDefaultCover(meta.getSubject()));
- }
-
- return meta;
- }
-
- /**
- * Return the cover image if it is next to the source file.
- *
- * @param sourceInfoFile
- * the source file
- *
- * @return the cover if present, NULL if not
- */
- public static Image getCoverByName(URL sourceInfoFile) {
- Image cover = null;
-
- File basefile = new File(sourceInfoFile.getFile());
-
- String ext = "." + Instance.getInstance().getConfig()
- .getString(Config.FILE_FORMAT_IMAGE_FORMAT_COVER).toLowerCase();
-
- // Without removing ext
- cover = bsHelper.getImage(null, sourceInfoFile,
- basefile.getAbsolutePath() + ext);
-
- // Try without ext
- String name = basefile.getName();
- int pos = name.lastIndexOf(".");
- if (cover == null && pos > 0) {
- name = name.substring(0, pos);
- basefile = new File(basefile.getParent(), name);
-
- cover = bsHelper.getImage(null, sourceInfoFile,
- basefile.getAbsolutePath() + ext);
- }
-
- return cover;
- }
-
- private static boolean getInfoTagBoolean(InputStream in, String key,
- boolean def) throws IOException {
- Boolean value = getInfoTagBoolean(in, key);
- return value == null ? def : value;
- }
-
- private static Boolean getInfoTagBoolean(InputStream in, String key)
- throws IOException {
- String value = getInfoTag(in, key);
- if (value != null && !value.trim().isEmpty()) {
- value = value.toLowerCase().trim();
- return value.equals("1") || value.equals("on")
- || value.equals("true") || value.equals("yes");
- }
-
- return null;
- }
-
- private static List<String> getInfoTagList(InputStream in, String key,
- String separator) throws IOException {
- List<String> list = new ArrayList<String>();
- String tt = getInfoTag(in, key);
- if (tt != null) {
- for (String tag : tt.split(separator)) {
- list.add(tag.trim());
- }
- }
-
- return list;
- }
-
- /**
- * Return the value of the given tag in the <tt>.info</tt> file if present.
- *
- * @param key
- * the tag key
- *
- * @return the value or NULL
- *
- * @throws IOException
- * in case of I/O error
- */
- private static String getInfoTag(InputStream in, String key)
- throws IOException {
- key = "^" + key + "=";
-
- if (in != null) {
- in.reset();
- String value = getLine(in, key, 0);
- if (value != null && !value.isEmpty()) {
- value = value.trim().substring(key.length() - 1).trim();
- if (value.length() > 1 && //
- (value.startsWith("'") && value.endsWith("'")
- || value.startsWith("\"")
- && value.endsWith("\""))) {
- value = value.substring(1, value.length() - 1).trim();
- }
-
- // Some old files ended up with TITLE="'xxxxx'"
- if ("^TITLE=".equals(key)) {
- if (value.startsWith("'") && value.endsWith("'")
- && value.length() > 1) {
- value = value.substring(1, value.length() - 1).trim();
- }
- }
-
- return value;
- }
- }
-
- return null;
- }
-
- /**
- * Return the first line from the given input which correspond to the given
- * selectors.
- *
- * @param in
- * the input
- * @param needle
- * a string that must be found inside the target line (also
- * supports "^" at start to say "only if it starts with" the
- * needle)
- * @param relativeLine
- * the line to return based upon the target line position (-1 =
- * the line before, 0 = the target line...)
- *
- * @return the line
- */
- static private String getLine(InputStream in, String needle,
- int relativeLine) {
- return getLine(in, needle, relativeLine, true);
- }
-
- /**
- * Return a line from the given input which correspond to the given
- * selectors.
- *
- * @param in
- * the input
- * @param needle
- * a string that must be found inside the target line (also
- * supports "^" at start to say "only if it starts with" the
- * needle)
- * @param relativeLine
- * the line to return based upon the target line position (-1 =
- * the line before, 0 = the target line...)
- * @param first
- * takes the first result (as opposed to the last one, which will
- * also always spend the input)
- *
- * @return the line
- */
- static private String getLine(InputStream in, String needle,
- int relativeLine, boolean first) {
- String rep = null;
-
- List<String> lines = new ArrayList<String>();
- @SuppressWarnings("resource")
- Scanner scan = new Scanner(in, "UTF-8");
- int index = -1;
- scan.useDelimiter("\\n");
- while (scan.hasNext()) {
- lines.add(scan.next());
-
- if (index == -1) {
- if (needle.startsWith("^")) {
- if (lines.get(lines.size() - 1)
- .startsWith(needle.substring(1))) {
- index = lines.size() - 1;
- }
-
- } else {
- if (lines.get(lines.size() - 1).contains(needle)) {
- index = lines.size() - 1;
- }
- }
- }
-
- if (index >= 0 && index + relativeLine < lines.size()) {
- rep = lines.get(index + relativeLine);
- if (first) {
- break;
- }
- }
- }
-
- return rep;
- }
-}
git://git.nikiroo.be / fanfix.git / blobdiff