Added Android code

[wl-app.git] / Android / r2-streamer / r2-parser / src / main / java / org / readium / r2_streamer / parser / CBZParser.java

diff --git a/Android/r2-streamer/r2-parser/src/main/java/org/readium/r2_streamer/parser/CBZParser.java b/Android/r2-streamer/r2-parser/src/main/java/org/readium/r2_streamer/parser/CBZParser.java
new file mode 100755 (executable)
index 0000000..9c4e3ec
--- /dev/null
+++ b/Android/r2-streamer/r2-parser/src/main/java/org/readium/r2_streamer/parser/CBZParser.java
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+package org.readium.r2_streamer.parser;
+
+import org.readium.r2_streamer.model.container.Container;
+import org.readium.r2_streamer.model.publication.EpubPublication;
+import org.readium.r2_streamer.model.publication.link.Link;
+
+/**
+ * Class to handle parsing of the .cbz (Comic book archive)
+ * ref => https://en.wikipedia.org/wiki/Comic_book_archive
+ *
+ * @author gautam chibde on 5/6/17.
+ */
+
+public class CBZParser {
+    private static final String TAG = CBZParser.class.getSimpleName();
+
+    /**
+     * function converts all the images inside the .cbz file into
+     * link and addes them to spine and linkMap
+     *
+     * @param container   contains implementation for getting raw data from file.
+     * @param publication The `Publication` object resulting from the parsing.
+     */
+    public static void parseCBZ(Container container, EpubPublication publication) {
+
+        publication.internalData.put("type", "cbz");
+        // since all the image files are inside zip rootpath is kept empty
+        publication.internalData.put("rootfile", "");
+
+        for (String name : container.listFiles()) {
+            Link link = new Link();
+            link.typeLink = getMediaType(name);
+            link.href = name;
+            // Add the book images to the spine element
+            publication.spines.add(link);
+            // Add to the resource linkMap for ResourceHandler to publish on the server
+            publication.linkMap.put(name, link);
+        }
+    }
+
+    /**
+     * Returns the mimetype depending on the file format
+     *
+     * @param name file name
+     * @return mimetype of the input file
+     */
+    private static String getMediaType(String name) {
+        if (name.contains(".jpg") || name.contains("jpeg")) {
+            return "image/jpeg";
+        } else if (name.contains("png")) {
+            return "image/png";
+        } else {
+            return "";
+        }
+    }
+}