Merge pull request #1509 from Antogin/feat/display-url-title

Feat/display url title

browser/components/CodeEditor.js

@@ -231,27 +231,61 @@ export default class CodeEditor extends React.Component {
   }
 
   handlePaste (editor, e) {
-    const dataTransferItem = e.clipboardData.items[0]
-    if (!dataTransferItem.type.match('image')) return
-
-    const blob = dataTransferItem.getAsFile()
-    const reader = new window.FileReader()
-    let base64data
-
-    reader.readAsDataURL(blob)
-    reader.onloadend = () => {
-      base64data = reader.result.replace(/^data:image\/png;base64,/, '')
-      base64data += base64data.replace('+', ' ')
-      const binaryData = new Buffer(base64data, 'base64').toString('binary')
-      const imageName = Math.random().toString(36).slice(-16)
-      const storagePath = findStorage(this.props.storageKey).path
-      const imageDir = path.join(storagePath, 'images')
-      if (!fs.existsSync(imageDir)) fs.mkdirSync(imageDir)
-      const imagePath = path.join(imageDir, `${imageName}.png`)
-      fs.writeFile(imagePath, binaryData, 'binary')
-      const imageMd = `![${imageName}](${path.join('/:storage', `${imageName}.png`)})`
-      this.insertImageMd(imageMd)
+    const clipboardData = e.clipboardData
+    const dataTransferItem = clipboardData.items[0]
+    const pastedTxt = clipboardData.getData('text')
+    const isURL = (str) => {
+      const matcher = /^(?:\w+:)?\/\/([^\s\.]+\.\S{2}|localhost[\:?\d]*)\S*$/
+      return matcher.test(str)
     }
+    if (dataTransferItem.type.match('image')) {
+      const blob = dataTransferItem.getAsFile()
+      const reader = new FileReader()
+      let base64data
+
+      reader.readAsDataURL(blob)
+      reader.onloadend = () => {
+        base64data = reader.result.replace(/^data:image\/png;base64,/, '')
+        base64data += base64data.replace('+', ' ')
+        const binaryData = new Buffer(base64data, 'base64').toString('binary')
+        const imageName = Math.random().toString(36).slice(-16)
+        const storagePath = findStorage(this.props.storageKey).path
+        const imageDir = path.join(storagePath, 'images')
+        if (!fs.existsSync(imageDir)) fs.mkdirSync(imageDir)
+        const imagePath = path.join(imageDir, `${imageName}.png`)
+        fs.writeFile(imagePath, binaryData, 'binary')
+        const imageMd = `![${imageName}](${path.join('/:storage', `${imageName}.png`)})`
+        this.insertImageMd(imageMd)
+      }
+    } else if (this.props.fetchUrlTitle && isURL(pastedTxt)) {
+      this.handlePasteUrl(e, editor, pastedTxt)
+    }
+  }
+
+  handlePasteUrl (e, editor, pastedTxt) {
+    e.preventDefault()
+    const taggedUrl = `<${pastedTxt}>`
+    editor.replaceSelection(taggedUrl)
+
+    fetch(pastedTxt, {
+      method: 'get'
+    }).then((response) => {
+      return (response.text())
+    }).then((response) => {
+      const parsedResponse = (new window.DOMParser()).parseFromString(response, 'text/html')
+      const value = editor.getValue()
+      const cursor = editor.getCursor()
+      const LinkWithTitle = `[${parsedResponse.title}](${pastedTxt})`
+      const newValue = value.replace(taggedUrl, LinkWithTitle)
+      editor.setValue(newValue)
+      editor.setCursor(cursor)
+    }).catch((e) => {
+      const value = editor.getValue()
+      const newValue = value.replace(taggedUrl, pastedTxt)
+      const cursor = editor.getCursor()
+      editor.setValue(newValue)
+      editor.setCursor(cursor)
+    })
   }
 
   render () {

browser/components/MarkdownEditor.js

@@ -261,6 +261,7 @@ class MarkdownEditor extends React.Component {
           displayLineNumbers={config.editor.displayLineNumbers}
           scrollPastEnd={config.editor.scrollPastEnd}
           storageKey={storageKey}
+          fetchUrlTitle={config.editor.fetchUrlTitle}
           onChange={(e) => this.handleChange(e)}
           onBlur={(e) => this.handleBlur(e)}
         />

browser/components/MarkdownSplitEditor.js

@@ -66,6 +66,7 @@ class MarkdownSplitEditor extends React.Component {
           indentType={config.editor.indentType}
           indentSize={editorIndentSize}
           scrollPastEnd={config.editor.scrollPastEnd}
+          fetchUrlTitle={config.editor.fetchUrlTitle}
           storageKey={storageKey}
           onChange={this.handleOnChange.bind(this)}
        />