bug fix： http://jira.yoho.cn:8888/browse/YH-2681 review by 盖剑秋

@@ -15,6 +15,27 @@ export default class SlicedImage extends React.Component {
         source: Image.propTypes.source,
     };
 
+    static getSlicedUrl(src, width, height, mode = 1) {
+        if (!src) {
+            return '';
+        }
+
+        width = PixelRatio.getPixelSizeForLayoutSize(width);
+        height = PixelRatio.getPixelSizeForLayoutSize(height);
+        let newSrc = src;
+        if (src.indexOf('imageView') === -1) {
+            newSrc = src + '?imageView2/' + mode + '/w/' + width + '/h/' + height;
+        } else {
+            newSrc = src.replace('{mode}', mode)
+                .replace('{width}', width)
+                .replace('{height}', height);
+        }
+
+        __DEV__ && console.log(newSrc);
+
+        return newSrc;
+    }
+
     constructor(props) {
         super (props);
 
@@ -29,19 +50,7 @@ export default class SlicedImage extends React.Component {
     _generateImageUrl(src) {
         let style = StyleSheet.flatten(this.props.style);
         let {width, height} = style;
-        width = PixelRatio.getPixelSizeForLayoutSize(width);
-        height = PixelRatio.getPixelSizeForLayoutSize(height);
-        let newSrc = src;
-        if (src.indexOf('imageView') === -1) {
-            newSrc = src + '?imageView2/' + this.mode + '/w/' + width + '/h/' + height;
-        } else {
-            newSrc = src.replace('{mode}', this.mode)
-                .replace('{width}', width)
-                .replace('{height}', height);
-        }
-
-        // __DEV__ && console.log(newSrc);
-
+        let newSrc = SlicedImage.getSlicedUrl(src, width, height, this.mode);
         return newSrc;
     }
 

@@ -11,6 +11,7 @@ import HomeService from '../../services/HomeService';
 import timeago from '../../utils/timeago';
 import {number10KFormater} from '../../utils/numberFormater';
 import {loginThenSyncUserInfo} from '../user/userActions';
+import SlicedImage from '../../../common/components/SlicedImage';
 
 const {
 
@@ -302,6 +303,10 @@ function parseBNS(json) {
 	forumInfo.map((item, i) => {
 		let {hotPost, newPost} = item;
 
+		let hotAvatar = hotPost && hotPost.user && hotPost.user.headIcon ? hotPost.user.headIcon : '';
+		hotAvatar = SlicedImage.getSlicedUrl(hotAvatar, 30, 30);
+		let newAvatar = newPost && newPost.user && newPost.user.headIcon ? newPost.user.headIcon : '';
+		newAvatar = SlicedImage.getSlicedUrl(newAvatar, 30, 30);
 		let sectionItem = {
 			header: {
 				id: item.forumCode ? item.forumCode : 0,
@@ -313,14 +318,14 @@ function parseBNS(json) {
 				like: number10KFormater(item.praiseNum),
 			},
 			hot: {
-				avatar: hotPost && hotPost.user && hotPost.user.headIcon ? hotPost.user.headIcon : '',
+				avatar: hotAvatar,
 				content: hotPost && hotPost.contentData ? decodeURI(hotPost.contentData) : '',
 				hasImg: hotPost && hotPost.hasImgFlg ? hotPost.hasImgFlg : '',
 				postId: hotPost && hotPost.postId ? hotPost.postId : '',
 				postTitle: hotPost && hotPost.postsTitle ? decodeURI(hotPost.postsTitle) : '',
 			},
 			new: {
-				avatar: newPost && newPost.user && newPost.user.headIcon ? newPost.user.headIcon : '',
+				avatar: newAvatar,
 				content: newPost && newPost.contentData ? decodeURI(newPost.contentData) : '',
 				hasImg: newPost && newPost.hasImgFlg ? newPost.hasImgFlg : '',
 				postId: newPost && newPost.postId ? newPost.postId : '',