[ReactNative] XHR FormData upload example

Examples/UIExplorer/UIExplorer.xcodeproj/project.pbxproj

@@ -45,6 +45,7 @@
 		14D6D7281B2222EF001FB087 /* libRCTWebSocket.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 139FDED91B0651EA00C62182 /* libRCTWebSocket.a */; };
 		14D6D7291B2222EF001FB087 /* libReact.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 14AADF041AC3DB95002390C9 /* libReact.a */; };
 		14DC67F41AB71881001358AB /* libRCTPushNotification.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 14DC67F11AB71876001358AB /* libRCTPushNotification.a */; };
+		3578590A1B28D2CF00341EDB /* libRCTLinking.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 357859011B28D2C500341EDB /* libRCTLinking.a */; };
 		834C36EC1AF8DED70019C93C /* libRCTSettings.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 834C36D21AF8DA610019C93C /* libRCTSettings.a */; };
 		D85B829E1AB6D5D7003F4FE2 /* libRCTVibration.a in Frameworks */ = {isa = PBXBuildFile; fileRef = D85B829C1AB6D5CE003F4FE2 /* libRCTVibration.a */; };
 /* End PBXBuildFile section */
@@ -120,6 +121,13 @@
 			remoteGlobalIDString = 134814201AA4EA6300B7C361;
 			remoteInfo = RCTPushNotification;
 		};
+		357859001B28D2C500341EDB /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 357858F81B28D2C400341EDB /* RCTLinking.xcodeproj */;
+			proxyType = 2;
+			remoteGlobalIDString = 134814201AA4EA6300B7C361;
+			remoteInfo = RCTLinking;
+		};
 		58005BED1ABA80530062E044 /* PBXContainerItemProxy */ = {
 			isa = PBXContainerItemProxy;
 			containerPortal = 58005BE41ABA80530062E044 /* RCTTest.xcodeproj */;
@@ -192,6 +200,7 @@
 		14D6D7101B220EB3001FB087 /* libOCMock.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; path = libOCMock.a; sourceTree = "<group>"; };
 		14DC67E71AB71876001358AB /* RCTPushNotification.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = RCTPushNotification.xcodeproj; path = ../../Libraries/PushNotificationIOS/RCTPushNotification.xcodeproj; sourceTree = "<group>"; };
 		14E0EEC81AB118F7000DECC3 /* RCTActionSheet.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = RCTActionSheet.xcodeproj; path = ../../Libraries/ActionSheetIOS/RCTActionSheet.xcodeproj; sourceTree = "<group>"; };
+		357858F81B28D2C400341EDB /* RCTLinking.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = RCTLinking.xcodeproj; path = ../../Libraries/LinkingIOS/RCTLinking.xcodeproj; sourceTree = "<group>"; };
 		58005BE41ABA80530062E044 /* RCTTest.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = RCTTest.xcodeproj; path = ../../Libraries/RCTTest/RCTTest.xcodeproj; sourceTree = "<group>"; };
 		D85B82911AB6D5CE003F4FE2 /* RCTVibration.xcodeproj */ = {isa = PBXFileReference; lastKnownFileType = "wrapper.pb-project"; name = RCTVibration.xcodeproj; path = ../../Libraries/Vibration/RCTVibration.xcodeproj; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -226,6 +235,7 @@
 				134454601AAFCABD003F0779 /* libRCTAdSupport.a in Frameworks */,
 				134A8A2A1AACED7A00945AAE /* libRCTGeolocation.a in Frameworks */,
 				13417FE91AA91432003F314A /* libRCTImage.a in Frameworks */,
+				3578590A1B28D2CF00341EDB /* libRCTLinking.a in Frameworks */,
 				1341802C1AA9178B003F314A /* libRCTNetwork.a in Frameworks */,
 				14DC67F41AB71881001358AB /* libRCTPushNotification.a in Frameworks */,
 				834C36EC1AF8DED70019C93C /* libRCTSettings.a in Frameworks */,
@@ -255,6 +265,7 @@
 				134454551AAFCAAE003F0779 /* RCTAdSupport.xcodeproj */,
 				134A8A201AACED6A00945AAE /* RCTGeolocation.xcodeproj */,
 				13417FE31AA91428003F314A /* RCTImage.xcodeproj */,
+				357858F81B28D2C400341EDB /* RCTLinking.xcodeproj */,
 				134180261AA91779003F314A /* RCTNetwork.xcodeproj */,
 				13CC9D481AEED2B90020D1C2 /* RCTSettings.xcodeproj */,
 				58005BE41ABA80530062E044 /* RCTTest.xcodeproj */,
@@ -432,6 +443,14 @@
 			name = Products;
 			sourceTree = "<group>";
 		};
+		357858F91B28D2C400341EDB /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				357859011B28D2C500341EDB /* libRCTLinking.a */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
 		58005BE51ABA80530062E044 /* Products */ = {
 			isa = PBXGroup;
 			children = (
@@ -581,6 +600,10 @@
 					ProductGroup = 13417FE41AA91428003F314A /* Products */;
 					ProjectRef = 13417FE31AA91428003F314A /* RCTImage.xcodeproj */;
 				},
+				{
+					ProductGroup = 357858F91B28D2C400341EDB /* Products */;
+					ProjectRef = 357858F81B28D2C400341EDB /* RCTLinking.xcodeproj */;
+				},
 				{
 					ProductGroup = 134180271AA91779003F314A /* Products */;
 					ProjectRef = 134180261AA91779003F314A /* RCTNetwork.xcodeproj */;
@@ -687,6 +710,13 @@
 			remoteRef = 14DC67F01AB71876001358AB /* PBXContainerItemProxy */;
 			sourceTree = BUILT_PRODUCTS_DIR;
 		};
+		357859011B28D2C500341EDB /* libRCTLinking.a */ = {
+			isa = PBXReferenceProxy;
+			fileType = archive.ar;
+			path = libRCTLinking.a;
+			remoteRef = 357859001B28D2C500341EDB /* PBXContainerItemProxy */;
+			sourceTree = BUILT_PRODUCTS_DIR;
+		};
 		58005BEE1ABA80530062E044 /* libRCTTest.a */ = {
 			isa = PBXReferenceProxy;
 			fileType = archive.ar;

Examples/UIExplorer/XHRExample.js

@@ -17,11 +17,17 @@
 
 var React = require('react-native');
 var {
+  AlertIOS,
+  CameraRoll,
+  Image,
+  LinkingIOS,
+  PixelRatio,
   ProgressViewIOS,
   StyleSheet,
-  View,
   Text,
+  TextInput,
   TouchableHighlight,
+  View,
 } = React;
 
 class Downloader extends React.Component {
@@ -109,6 +115,177 @@ class Downloader extends React.Component {
   }
 }
 
+var PAGE_SIZE = 20;
+
+class FormUploader extends React.Component {
+
+  constructor(props) {
+    super(props);
+    this.state = {
+      isUploading: false,
+      randomPhoto: null,
+      textParams: [],
+    };
+    this._isMounted = true;
+    this._fetchRandomPhoto = this._fetchRandomPhoto.bind(this);
+    this._addTextParam = this._addTextParam.bind(this);
+    this._upload = this._upload.bind(this);
+
+    this._fetchRandomPhoto();
+  }
+
+  _fetchRandomPhoto() {
+    CameraRoll.getPhotos(
+      {first: PAGE_SIZE},
+      (data) => {
+        console.log('isMounted', this._isMounted);
+        if (!this._isMounted) {
+          return;
+        }
+        var edges = data.edges;
+        var edge = edges[Math.floor(Math.random() * edges.length)];
+        var randomPhoto = edge && edge.node && edge.node.image;
+        if (randomPhoto) {
+          this.setState({randomPhoto});
+        }
+      },
+      (error) => undefined
+    );
+  }
+
+  _addTextParam() {
+    var textParams = this.state.textParams;
+    textParams.push({name: '', value: ''});
+    this.setState({textParams});
+  }
+
+  componentWillUnmount() {
+    this._isMounted = false;
+  }
+
+  _onTextParamNameChange(index, text) {
+    var textParams = this.state.textParams;
+    textParams[index].name = text;
+    this.setState({textParams});
+  }
+
+  _onTextParamValueChange(index, text) {
+    var textParams = this.state.textParams;
+    textParams[index].value = text;
+    this.setState({textParams});
+  }
+
+  _upload() {
+    var xhr = new XMLHttpRequest();
+    xhr.open('POST', 'http://posttestserver.com/post.php');
+    xhr.onload = () => {
+      this.setState({isUploading: false});
+      if (xhr.status !== 200) {
+        AlertIOS.alert(
+          'Upload failed',
+          'Expected HTTP 200 OK response, got ' + xhr.status
+        );
+        return;
+      }
+      if (!xhr.responseText) {
+        AlertIOS.alert(
+          'Upload failed',
+          'No response payload.'
+        );
+        return;
+      }
+      var index = xhr.responseText.indexOf('http://www.posttestserver.com/');
+      if (index === -1) {
+        AlertIOS.alert(
+          'Upload failed',
+          'Invalid response payload.'
+        );
+        return;
+      }
+      var url = xhr.responseText.slice(index).split('\n')[0];
+      LinkingIOS.openURL(url);
+    };
+    var formdata = new FormData();
+    if (this.state.randomPhoto) {
+      formdata.append('image', {...this.state.randomPhoto, name: 'image.jpg'});
+    }
+    this.state.textParams.forEach(
+      (param) => formdata.append(param.name, param.value)
+    );
+    xhr.send(formdata);
+    this.setState({isUploading: true});
+  }
+
+  render() {
+    var image = null;
+    if (this.state.randomPhoto) {
+      image = (
+        <Image
+          source={this.state.randomPhoto}
+          style={styles.randomPhoto}
+        />
+      );
+    }
+    var textItems = this.state.textParams.map((item, index) => (
+      <View style={styles.paramRow}>
+        <TextInput
+          autoCapitalize="none"
+          autoCorrect={false}
+          onChangeText={this._onTextParamNameChange.bind(this, index)}
+          placeholder="name..."
+          style={styles.textInput}
+        />
+        <Text style={styles.equalSign}>=</Text>
+        <TextInput
+          autoCapitalize="none"
+          autoCorrect={false}
+          onChangeText={this._onTextParamValueChange.bind(this, index)}
+          placeholder="value..."
+          style={styles.textInput}
+        />
+      </View>
+    ));
+    var uploadButtonLabel = this.state.isUploading ? 'Uploading...' : 'Upload';
+    var uploadButton = (
+      <View style={styles.uploadButtonBox}>
+        <Text style={styles.uploadButtonLabel}>{uploadButtonLabel}</Text>
+      </View>
+    );
+    if (!this.state.isUploading) {
+      uploadButton = (
+        <TouchableHighlight onPress={this._upload}>
+          {uploadButton}
+        </TouchableHighlight>
+      );
+    }
+    return (
+      <View>
+        <View style={[styles.paramRow, styles.photoRow]}>
+          <Text style={styles.photoLabel}>
+            Random photo from your library
+            (<Text style={styles.textButton} onPress={this._fetchRandomPhoto}>
+              update
+            </Text>)
+          </Text>
+          {image}
+        </View>
+        {textItems}
+        <View>
+          <Text
+            style={[styles.textButton, styles.addTextParamButton]}
+            onPress={this._addTextParam}>
+            Add a text param
+          </Text>
+        </View>
+        <View style={styles.uploadButton}>
+          {uploadButton}
+        </View>
+      </View>
+    );
+  }
+}
+
+
 exports.framework = 'React';
 exports.title = 'XMLHttpRequest';
 exports.description = 'XMLHttpRequest';
@@ -117,6 +294,11 @@ exports.examples = [{
   render() {
     return <Downloader/>;
   }
+}, {
+  title: 'multipart/form-data Upload',
+  render() {
+    return <FormUploader/>;
+  }
 }];
 
 var styles = StyleSheet.create({
@@ -126,6 +308,52 @@ var styles = StyleSheet.create({
   },
   button: {
     backgroundColor: '#eeeeee',
-    padding: 10,
+    padding: 8,
+  },
+  paramRow: {
+    flexDirection: 'row',
+    paddingVertical: 8,
+    alignItems: 'center',
+    borderBottomWidth: 1 / PixelRatio.get(),
+    borderBottomColor: 'grey',
+  },
+  photoLabel: {
+    flex: 1,
+  },
+  randomPhoto: {
+    width: 50,
+    height: 50,
+  },
+  textButton: {
+    color: 'blue',
+  },
+  addTextParamButton: {
+    marginTop: 8,
+  },
+  textInput: {
+    flex: 1,
+    borderRadius: 3,
+    borderColor: 'grey',
+    borderWidth: 1,
+    height: 30,
+    paddingLeft: 8,
+  },
+  equalSign: {
+    paddingHorizontal: 4,
+  },
+  uploadButton: {
+    marginTop: 16,
+  },
+  uploadButtonBox: {
+    flex: 1,
+    paddingVertical: 12,
+    alignItems: 'center',
+    backgroundColor: 'blue',
+    borderRadius: 4,
+  },
+  uploadButtonLabel: {
+    color: 'white',
+    fontSize: 16,
+    fontWeight: '500',
   },
 });