From bb7efd0af0db8183b5b3f96ac0de1bfd9cd249ae Mon Sep 17 00:00:00 2001
From: Jules Laplace <julescarbon@gmail.com>
Date: Sun, 13 Jan 2019 00:04:35 +0100
Subject: face analysis frontend scaffolding

---
 client/faceAnalysis/faceAnalysis.actions.js   |  75 +++++++++++++++
 client/faceAnalysis/faceAnalysis.container.js |  24 +++++
 client/faceAnalysis/faceAnalysis.query.js     |  82 +++++++++++++++++
 client/faceAnalysis/faceAnalysis.reducer.js   |  32 +++++++
 client/faceAnalysis/faceAnalysis.result.js    | 127 ++++++++++++++++++++++++++
 client/faceAnalysis/index.js                  |   5 +
 6 files changed, 345 insertions(+)
 create mode 100644 client/faceAnalysis/faceAnalysis.actions.js
 create mode 100644 client/faceAnalysis/faceAnalysis.container.js
 create mode 100644 client/faceAnalysis/faceAnalysis.query.js
 create mode 100644 client/faceAnalysis/faceAnalysis.reducer.js
 create mode 100644 client/faceAnalysis/faceAnalysis.result.js
 create mode 100644 client/faceAnalysis/index.js

(limited to 'client/faceAnalysis')

diff --git a/client/faceAnalysis/faceAnalysis.actions.js b/client/faceAnalysis/faceAnalysis.actions.js
new file mode 100644
index 00000000..90d7156f
--- /dev/null
+++ b/client/faceAnalysis/faceAnalysis.actions.js
@@ -0,0 +1,75 @@
+// import fetchJsonp from 'fetch-jsonp'
+import * as types from '../types'
+// import { hashPath } from '../util'
+import { store } from '../store'
+import { get, post } from '../util'
+// import querystring from 'query-string'
+
+// urls
+
+const url = {
+  upload: (dataset) => process.env.API_HOST + '/api/dataset/' + dataset + '/face',
+}
+export const publicUrl = {
+}
+
+// standard loading events
+
+const loading = (tag, offset) => ({
+  type: types.faceAnalysis.loading,
+  tag,
+  offset
+})
+const loaded = (tag, data, offset = 0) => ({
+  type: types.faceAnalysis.loaded,
+  tag,
+  data,
+  offset
+})
+const error = (tag, err) => ({
+  type: types.faceAnalysis.error,
+  tag,
+  err
+})
+
+// search UI functions
+
+export const updateOptions = opt => dispatch => {
+  dispatch({ type: types.faceAnalysis.update_options, opt })
+}
+
+// API functions
+
+export const upload = (payload, file) => dispatch => {
+  // const { options } = store.getState().faceAnalysis
+  const tag = 'result'
+  const fd = new FormData()
+  fd.append('query_img', file)
+  // fd.append('limit', options.perPage)
+  // if (!query) {
+  dispatch(loading(tag))
+  // }
+  post(url.upload(payload.dataset), fd)
+    .then(data => {
+      dispatch(loaded(tag, data))
+    })
+    .catch(err => dispatch(error(tag, err)))
+}
+
+// task polling
+
+const POLL_DELAY = 500
+let pollTimeout = null
+
+export const poll = (payload, taskURL) => dispatch => {
+  const tag = 'poll'
+  clearTimeout(pollTimeout)
+  dispatch(loading(tag))
+  get(taskURL)
+    .then(data => {
+      dispatch(loaded(tag, data))
+      // check if complete
+      pollTimeout = setTimeout(() => poll(payload, taskURL), POLL_DELAY)
+    })
+    .catch(err => dispatch(error(tag, err)))
+}
diff --git a/client/faceAnalysis/faceAnalysis.container.js b/client/faceAnalysis/faceAnalysis.container.js
new file mode 100644
index 00000000..a86bcaa4
--- /dev/null
+++ b/client/faceAnalysis/faceAnalysis.container.js
@@ -0,0 +1,24 @@
+import React, { Component } from 'react'
+import { bindActionCreators } from 'redux'
+import { connect } from 'react-redux'
+
+import * as actions from './faceAnalysis.actions'
+
+import FaceAnalysisQuery from './faceAnalysis.query'
+import FaceAnalysisResult from './faceAnalysis.result'
+
+class FaceAnalysisContainer extends Component {
+  render() {
+    const { payload } = this.props
+    // console.log(payload)
+    return (
+      <div className='searchContainer'>
+        <FaceAnalysisQuery payload={payload} />
+        <FaceAnalysisResult payload={payload} />
+      </div>
+    )
+  }
+}
+
+
+export default FaceAnalysisContainer
diff --git a/client/faceAnalysis/faceAnalysis.query.js b/client/faceAnalysis/faceAnalysis.query.js
new file mode 100644
index 00000000..86dbe1ae
--- /dev/null
+++ b/client/faceAnalysis/faceAnalysis.query.js
@@ -0,0 +1,82 @@
+import React, { Component } from 'react'
+import { bindActionCreators } from 'redux'
+import { connect } from 'react-redux'
+
+import { Loader } from '../common'
+import * as actions from './faceAnalysis.actions'
+
+// function parse_bbox(s) {
+//   // "BBox: (77,86), (166, 177), width:89, height:91"
+//   try {
+//     const [x, y, w, h, width, height] = s.replace(/\D/g, ' ').replace(/\s+/g, ' ').trim().split(' ')
+//     return { x, y, w, h }
+//   }
+// }
+
+class FaceAnalysisQuery extends Component {
+  state = {
+    image: null
+  }
+
+  upload(blob) {
+    this.props.actions.upload(this.props.payload, blob)
+  }
+
+  render() {
+    const { result } = this.props
+    const { image } = this.state
+    console.log(result)
+    const style = {}
+    if (image) {
+      style.backgroundImage = 'url(' + image + ')'
+      style.backgroundSize = 'cover'
+      style.opacity = 1
+    }
+    return (
+      <div className='query row'>
+        <div className='uploadContainer'>
+          <div style={style}>
+            {image ? null : <img src="/assets/img/icon_camera.svg" />}
+            <input
+              type="file"
+              name="img"
+              accept="image/*"
+              onChange={this.upload.bind(this)}
+              required
+            />
+          </div>
+        {result.loading && (
+          <div className='loading' style={style}>
+            <Loader />
+          </div>
+        )}
+        </div>
+        <div className='cta'>
+          <h2>Face Analysis</h2>
+          <p>
+            {'Put yourself under the microscope of various facial recognition algorithms. See what can be determined from a photo.'}
+          </p>
+          <ol>
+            <li>Upload a photo of yourself</li>
+            <li>{'Your search data is never stored and immediately cleared '}
+            {'once you leave this page.'}</li>
+          </ol>
+          <p>
+            Read more about <a href='/about/privacy/'>privacy</a>.
+          </p>
+        </div>
+      </div>
+    )
+  }
+}
+
+const mapStateToProps = state => ({
+  result: state.faceAnalysis.result,
+  options: state.faceAnalysis.options,
+})
+
+const mapDispatchToProps = dispatch => ({
+  actions: bindActionCreators({ ...actions }, dispatch),
+})
+
+export default connect(mapStateToProps, mapDispatchToProps)(FaceAnalysisQuery)
diff --git a/client/faceAnalysis/faceAnalysis.reducer.js b/client/faceAnalysis/faceAnalysis.reducer.js
new file mode 100644
index 00000000..d8e914ab
--- /dev/null
+++ b/client/faceAnalysis/faceAnalysis.reducer.js
@@ -0,0 +1,32 @@
+import * as types from '../types'
+
+const initialState = () => ({
+  query: {},
+  result: {},
+  loading: false,
+})
+
+export default function faceAnalysisReducer(state = initialState(), action) {
+  switch (action.type) {
+    case types.faceAnalysis.loading:
+      return {
+        ...state,
+        [action.tag]: { loading: true },
+      }
+
+    case types.faceAnalysis.loaded:
+      return {
+        ...state,
+        [action.tag]: action.data,
+      }
+
+    case types.faceAnalysis.error:
+      return {
+        ...state,
+        [action.tag]: { error: action.err },
+      }
+
+    default:
+      return state
+  }
+}
diff --git a/client/faceAnalysis/faceAnalysis.result.js b/client/faceAnalysis/faceAnalysis.result.js
new file mode 100644
index 00000000..b825a0cb
--- /dev/null
+++ b/client/faceAnalysis/faceAnalysis.result.js
@@ -0,0 +1,127 @@
+import React, { Component } from 'react'
+import { bindActionCreators } from 'redux'
+import { connect } from 'react-redux'
+import { courtesyS } from '../util'
+
+import * as actions from './faceAnalysis.actions'
+import { Loader } from '../common'
+
+const errors = {
+  bbox: (
+    <div>
+      <h2>No face found</h2>
+      {"Sorry, we didn't detect a face in that image. "}
+      {"Please choose an image where the face is large and clear."}
+    </div>
+  ),
+  nomatch: (
+    <div>
+      <h2>{"You're clear"}</h2>
+      {"No images in this dataset match your face.  We show only matches above 70% probability."}
+    </div>
+  ),
+  error: (
+    <div>
+      <h2>{"No matches found"}</h2>
+      {"Sorry, an error occured."}
+    </div>
+  ),
+  bad_dataset: (
+    <div>
+      <h2>{""}</h2>
+      {""}
+    </div>
+  ),
+  not_an_image: (
+    <div>
+      <h2>{"Not an image"}</h2>
+      {"Sorry, the file you uploaded was not recognized as an image. Please upload a JPG or PNG image and try again."}
+    </div>
+  ),
+}
+
+class FaceAnalysisResult extends Component {
+  render() {
+    const { dataset } = this.props.payload
+    const { query, distances, results, loading, error } = this.props.result
+    console.log(this.props.result)
+    if (loading) {
+      return (
+        <div className='result'>
+          <div>
+            <Loader /><br />
+            <h2>Searching...</h2>
+          </div>
+        </div>
+      )
+    }
+    if (error) {
+      // console.log(error)
+      let errorMessage = errors[error] || errors.error
+      return (
+        <div className='result'>{errorMessage}</div>
+      )
+    }
+    if (!results) {
+      return <div className='result'></div>
+    }
+    if (!results.length) {
+      return (
+        <div className='result'>{errors.nomatch}</div>
+      )
+    }
+    const els = results.map((result, i) => {
+      const distance = distances[i]
+      const { uuid } = result.file_record
+      const { x, y, w, h } = result.face_roi
+      const { fullname, gender, description, images } = result.identity
+      const bbox = {
+        left: (100 * x) + '%',
+        top: (100 * y) + '%',
+        width: (100 * w) + '%',
+        height: (100 * h) + '%',
+      }
+      // console.log(bbox)
+      return (
+        <div key={i}>
+          <div className='img'>
+            <img src={'https://megapixels.nyc3.digitaloceanspaces.com/v1/media/' + dataset + '/' + uuid + '.jpg'} />
+            <div className='bbox' style={bbox} />
+          </div>
+          {fullname} {'('}{gender}{')'}<br/>
+          {description}<br/>
+          {courtesyS(images, 'image')}{' in dataset'}<br />
+          {Math.round((1 - distance) * 100)}{'% match'}
+        </div>
+      )
+    })
+
+    return (
+      <div className='result'>
+        <div className="about">
+          <h2>Did we find you?</h2>
+          {'These faces matched images in the '}
+          <b><tt>{dataset}</tt></b>
+          {' dataset with over 70% probability.'}
+          <br />
+          <small>Query took {query.timing.toFixed(2)} seconds</small>
+        </div>
+        <div className='results'>
+          {els}
+        </div>
+      </div>
+    )
+  }
+}
+
+const mapStateToProps = state => ({
+  query: state.faceAnalysis.query,
+  result: state.faceAnalysis.result,
+  options: state.faceAnalysis.options,
+})
+
+const mapDispatchToProps = dispatch => ({
+  actions: bindActionCreators({ ...actions }, dispatch),
+})
+
+export default connect(mapStateToProps, mapDispatchToProps)(FaceAnalysisResult)
diff --git a/client/faceAnalysis/index.js b/client/faceAnalysis/index.js
new file mode 100644
index 00000000..efa39ded
--- /dev/null
+++ b/client/faceAnalysis/index.js
@@ -0,0 +1,5 @@
+import Container from './faceAnalysis.container'
+
+export {
+  Container,
+}
-- 
cgit v1.2.3-70-g09d2