the-btfash-foundation/Markwon
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Added ability to load from assets

Browse Source
This commit is contained in:
Dimitry Ivanov 2017-05-27 14:12:21 +03:00
parent 261f289329
commit 97f13926e0
10 changed files with 206 additions and 57 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
README.md
View File

@ -1,3 +1,5 @@
![logo](./art/markwon_logo.png)
# Markwon
[![maven|markwon](https://img.shields.io/maven-central/v/ru.noties/markwon.svg?label=maven%7Cmarkwon)](http://search.maven.org/#search|ga|1|g%3A%22ru.noties%22%20AND%20a%3A%markwon%22)
@ -40,6 +42,9 @@ compile 'ru.noties:markwon-image-loader:1.0.0' // optional
* other inline html is rendered via (`Html.fromHtml(...)`)
---
### Emphasis
*Lorem ipsum dolor sit amet*
@ -55,6 +60,9 @@ _Lorem ipsum dolor sit amet_
<dfn>Lorem ipsum dolor sit amet</dfn>
---
### Strong emphasis
**Lorem ipsum dolor sit amet**
@ -66,6 +74,9 @@ __Lorem ipsum dolor sit amet__
<strong>Lorem ipsum dolor sit amet</strong>
---
### Strike-through
~~Lorem ipsum dolor sit amet~~
@ -97,9 +108,7 @@ __Lorem ipsum dolor sit amet__
<a href="https://github.com">click me</a>
### Images
// todo, normal ones & svg & gif
---
### Thematic break
@ -114,6 +123,9 @@ ___
>>> Lorem ipsum dolor sit amet
---
### Ordered lists
1. Lorem ipsum dolor sit amet
2. Lorem ipsum dolor sit amet
@ -123,6 +135,9 @@ ___
3. Lorem ipsum dolor sit amet
---
### Non-ordered lists
* Lorem ipsum dolor sit amet
* Lorem ipsum dolor sit amet
@ -132,6 +147,9 @@ ___
* Lorem ipsum dolor sit amet
---
### Inline code
`Lorem` ipsum dolor sit amet
Lorem `ipsum` dolor sit amet
@ -142,6 +160,9 @@ Lorem ipsum dolor sit `amet`
`Lorem ipsum dolor sit amet`
---
### Code block
```
Lorem ipsum dolor sit amet
@ -149,11 +170,16 @@ Lorem ipsum dolor sit amet
Lorem ipsum dolor sit amet
```
---
### H.T.M.L.
<b>O</b><i>K<s>A</s><sup>42<sup>43<sub><b>42</b></sub></sup></sup><u>Y</u></i>
---
### Tables
Header #1 | Header #2 | Header #3
---: | :---: | :---
@ -173,4 +199,4 @@ long long long skjfs fgjsdfhj sf `dfk df` | sdsd,fklsdfklsdfklsdfkl sdfkl dsfjks
[github]: https://github.com
[commonmark-java]: https://github.com/atlassian/commonmark-java/blob/master/README.md
[library]: https://github.com/noties/Markwon/blob/master/README.md
[library]: https://github.com/noties/Markwon/blob/master/library/README.md

1
app/src/main/assets/art/markwon_logo.png Symbolic link
View File

@ -0,0 +1 @@
../../../../../art/markwon_logo.png

1
app/src/main/java/ru/noties/markwon/AppModule.java
View File

@ -42,6 +42,7 @@ class AppModule {
return new OkHttpClient.Builder()
.cache(new Cache(app.getCacheDir(), 1024L * 20))
.followRedirects(true)
.retryOnConnectionFailure(true)
.build();
}

8
app/src/main/java/ru/noties/markwon/MarkdownRenderer.java
View File

@ -6,17 +6,11 @@ import android.os.Handler;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import org.commonmark.ext.gfm.strikethrough.StrikethroughExtension;
import org.commonmark.node.Node;
import org.commonmark.parser.Parser;
import java.util.Collections;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Future;
import javax.inject.Inject;
import ru.noties.markwon.renderer.SpannableRenderer;
import ru.noties.markwon.spans.AsyncDrawable;
@ActivityScope
@ -53,7 +47,7 @@ public class MarkdownRenderer {
final UrlProcessor urlProcessor;
if (uri == null) {
urlProcessor = null;
urlProcessor = new UrlProcessorAndroidAssets();
} else {
urlProcessor = new UrlProcessorRelativeToAbsolute(uri.toString());
}

BIN
art/markwon_logo.png Normal file
View File

Binary file not shown.
Side by Side

After

Width:  |  Height:  |  Size: 12 KiB

1
library-image-loader/build.gradle
View File

@ -14,7 +14,6 @@ android {
}
dependencies {
compile project(':library')
compile ANDROID_SVG
compile ANDROID_GIF

170
library-image-loader/src/main/java/ru/noties/markwon/il/AsyncDrawableLoader.java
View File

@ -6,6 +6,7 @@ import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.os.Handler;
import android.os.Looper;
import android.support.annotation.NonNull;
@ -14,7 +15,11 @@ import android.text.TextUtils;
import com.caverock.androidsvg.SVG;
import com.caverock.androidsvg.SVGParseException;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.lang.ref.WeakReference;
@ -46,6 +51,8 @@ public class AsyncDrawableLoader implements AsyncDrawable.Loader {
private static final String CONTENT_TYPE_SVG = "image/svg+xml";
private static final String CONTENT_TYPE_GIF = "image/gif";
private static final String FILE_ANDROID_ASSETS = "android_asset";
private final OkHttpClient client;
private final Resources resources;
private final ExecutorService executorService;
@ -97,47 +104,32 @@ public class AsyncDrawableLoader implements AsyncDrawable.Loader {
@Override
public void run() {
final Request request = new Request.Builder()
.url(destination)
.tag(destination)
.build();
final Item item;
Response response = null;
try {
response = client.newCall(request).execute();
} catch (IOException e) {
e.printStackTrace();
final Uri uri = Uri.parse(destination);
if ("file".equals(uri.getScheme())) {
item = fromFile(uri);
} else {
item = fromNetwork(destination);
}
Drawable result = null;
if (response != null) {
final ResponseBody body = response.body();
if (body != null) {
final InputStream inputStream = body.byteStream();
if (inputStream != null) {
final String contentType = response.header(HEADER_CONTENT_TYPE);
try {
// svg can have `image/svg+xml;charset=...`
if (CONTENT_TYPE_SVG.equals(contentType)
|| (!TextUtils.isEmpty(contentType) && contentType.startsWith(CONTENT_TYPE_SVG))) {
// handle SVG
result = handleSvg(inputStream);
} else if (CONTENT_TYPE_GIF.equals(contentType)) {
// handle gif
result = handleGif(inputStream);
} else {
result = handleSimple(inputStream);
// just try to decode whatever it is
}
} finally {
try {
inputStream.close();
} catch (IOException e) {
// no op
}
}
if (item != null
&& item.inputStream != null) {
try {
if (CONTENT_TYPE_SVG.equals(item.type)) {
result = handleSvg(item.inputStream);
} else if (CONTENT_TYPE_GIF.equals(item.type)) {
result = handleGif(item.inputStream);
} else {
result = handleSimple(item.inputStream);
}
} finally {
try {
item.inputStream.close();
} catch (IOException e) {
// no op
}
}
}
@ -165,6 +157,102 @@ public class AsyncDrawableLoader implements AsyncDrawable.Loader {
});
}
private Item fromFile(Uri uri) {
final List<String> segments = uri.getPathSegments();
if (segments == null
|| segments.size() == 0) {
// pointing to file & having no path segments is no use
return null;
}
final Item out;
final String type;
final InputStream inputStream;
final boolean assets = FILE_ANDROID_ASSETS.equals(segments.get(0));
final String lastSegment = uri.getLastPathSegment();
if (lastSegment.endsWith(".svg")) {
type = CONTENT_TYPE_SVG;
} else if (lastSegment.endsWith(".gif")) {
type = CONTENT_TYPE_GIF;
} else {
type = null;
}
if (assets) {
final StringBuilder path = new StringBuilder();
for (int i = 1, size = segments.size(); i < size; i++) {
if (i != 1) {
path.append('/');
}
path.append(segments.get(i));
}
// load assets
InputStream inner = null;
try {
inner = resources.getAssets().open(path.toString());
} catch (IOException e) {
e.printStackTrace();
}
inputStream = inner;
} else {
InputStream inner = null;
try {
inner = new BufferedInputStream(new FileInputStream(new File(uri.getPath())));
} catch (FileNotFoundException e) {
e.printStackTrace();
}
inputStream = inner;
}
if (inputStream != null) {
out = new Item(type, inputStream);
} else {
out = null;
}
return out;
}
private Item fromNetwork(String destination) {
Item out = null;
final Request request = new Request.Builder()
.url(destination)
.tag(destination)
.build();
Response response = null;
try {
response = client.newCall(request).execute();
} catch (IOException e) {
e.printStackTrace();
}
if (response != null) {
final ResponseBody body = response.body();
if (body != null) {
final InputStream inputStream = body.byteStream();
if (inputStream != null) {
final String type;
final String contentType = response.header(HEADER_CONTENT_TYPE);
if (!TextUtils.isEmpty(contentType)
&& contentType.startsWith(CONTENT_TYPE_SVG)) {
type = CONTENT_TYPE_SVG;
} else {
type = contentType;
}
out = new Item(type, inputStream);
}
}
}
return out;
}
private Drawable handleSvg(InputStream stream) {
final Drawable out;
@ -292,4 +380,14 @@ public class AsyncDrawableLoader implements AsyncDrawable.Loader {
return new AsyncDrawableLoader(this);
}
}
private static class Item {
final String type;
final InputStream inputStream;
Item(String type, InputStream inputStream) {
this.type = type;
this.inputStream = inputStream;
}
}
}

2
library/build.gradle
View File

@ -18,8 +18,6 @@ dependencies {
compile COMMON_MARK
compile COMMON_MARK_STRIKETHROUGHT
compile COMMON_MARK_TABLE
compile 'ru.noties:debug:3.0.0@jar'
}
if (project.hasProperty('release')) {

39
library/src/main/java/ru/noties/markwon/UrlProcessorAndroidAssets.java Normal file
View File

@ -0,0 +1,39 @@
package ru.noties.markwon;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.text.TextUtils;
public class UrlProcessorAndroidAssets implements UrlProcessor {
private final UrlProcessorRelativeToAbsolute assetsProcessor
= new UrlProcessorRelativeToAbsolute("file:///android_asset/");
private final UrlProcessor processor;
public UrlProcessorAndroidAssets() {
this(null);
}
public UrlProcessorAndroidAssets(@Nullable UrlProcessor parent) {
this.processor = parent;
}
@NonNull
@Override
public String process(@NonNull String destination) {
final String out;
final Uri uri = Uri.parse(destination);
if (TextUtils.isEmpty(uri.getScheme())) {
out = assetsProcessor.process(destination);
} else {
if (processor != null) {
out = processor.process(destination);
} else {
out = destination;
}
}
return out;
}
}

7
library/src/main/java/ru/noties/markwon/renderer/SpannableMarkdownVisitor.java
View File

@ -38,7 +38,6 @@ import java.util.ArrayList;
import java.util.Deque;
import java.util.List;
import ru.noties.debug.Debug;
import ru.noties.markwon.SpannableConfiguration;
import ru.noties.markwon.renderer.html.SpannableHtmlParser;
import ru.noties.markwon.spans.AsyncDrawable;
@ -273,8 +272,6 @@ public class SpannableMarkdownVisitor extends AbstractVisitor {
@Override
public void visit(CustomNode customNode) {
// Log.e(null, String.valueOf(customNode));
if (customNode instanceof Strikethrough) {
final int length = builder.length();
@ -290,8 +287,6 @@ public class SpannableMarkdownVisitor extends AbstractVisitor {
final boolean handled;
Debug.i(node);
if (node instanceof TableBody) {
visitChildren(node);
tableRows = 0;
@ -306,8 +301,6 @@ public class SpannableMarkdownVisitor extends AbstractVisitor {
if (pendingTableRow != null) {
builder.append(' ');
Debug.i("adding a row: %d", tableRows);
final TableRowSpan span = new TableRowSpan(
configuration.theme(),
pendingTableRow,