1 files changed, 139 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/devtools/front_end/network/RequestPreviewView.js b/chromium/third_party/WebKit/Source/devtools/front_end/network/RequestPreviewView.js
new file mode 100644
index 00000000000..e429b532205
--- /dev/null
+++ b/chromium/third_party/WebKit/Source/devtools/front_end/network/RequestPreviewView.js
@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) 2011 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/**
+ * @constructor
+ * @extends {WebInspector.RequestContentView}
+ * @param {!WebInspector.NetworkRequest} request
+ * @param {!WebInspector.View} responseView
+ */
+WebInspector.RequestPreviewView = function(request, responseView)
+{
+    WebInspector.RequestContentView.call(this, request);
+    this._responseView = responseView;
+}
+
+WebInspector.RequestPreviewView.prototype = {
+    contentLoaded: function()
+    {
+        if (!this.request.content && !this.request.contentError()) {
+            if (!this._emptyView) {
+                this._emptyView = this._createEmptyView();
+                this._emptyView.show(this.element);
+                this.innerView = this._emptyView;
+            }
+        } else {
+            if (this._emptyView) {
+                this._emptyView.detach();
+                delete this._emptyView;
+            }
+
+            if (!this._previewView)
+                this._previewView = this._createPreviewView();
+            this._previewView.show(this.element);
+            this.innerView = this._previewView;
+        }
+    },
+
+    _createEmptyView: function()
+    {
+        return this._createMessageView(WebInspector.UIString("This request has no preview available."));
+    },
+
+    /**
+     * @param {string} message
+     * @return {!WebInspector.EmptyView}
+     */
+    _createMessageView: function(message)
+    {
+        return new WebInspector.EmptyView(message);
+    },
+
+    _jsonView: function()
+    {
+        var parsedJSON = WebInspector.RequestJSONView.parseJSON(this.request.content);
+        if (parsedJSON)
+            return new WebInspector.RequestJSONView(this.request, parsedJSON);
+    },
+
+    /**
+     * @return {?WebInspector.RequestHTMLView}
+     */
+    _htmlErrorPreview: function()
+    {
+        var whitelist = ["text/html", "text/plain", "application/xhtml+xml"];
+        if (whitelist.indexOf(this.request.mimeType) === -1)
+            return null;
+
+        var dataURL = this.request.asDataURL();
+        if (dataURL === null)
+            return null;
+
+        return new WebInspector.RequestHTMLView(this.request, dataURL);
+    },
+
+    _createPreviewView: function()
+    {
+        if (this.request.contentError())
+            return this._createMessageView(WebInspector.UIString("Failed to load response data"));
+
+        var mimeType = this.request.mimeType || "";
+        if (mimeType === "application/json" || mimeType.endsWith("+json")) {
+            var jsonView = this._jsonView();
+            if (jsonView)
+                return jsonView;
+        }
+
+        if (this.request.hasErrorStatusCode()) {
+            var htmlErrorPreview = this._htmlErrorPreview();
+            if (htmlErrorPreview)
+                return htmlErrorPreview;
+        }
+
+        if (this.request.type === WebInspector.resourceTypes.XHR) {
+            var jsonView = this._jsonView();
+            if (jsonView)
+                return jsonView;
+            var htmlErrorPreview = this._htmlErrorPreview();
+            if (htmlErrorPreview)
+                return htmlErrorPreview;
+        }
+
+        if (this._responseView.sourceView)
+            return this._responseView.sourceView;
+
+        if (this.request.type === WebInspector.resourceTypes.Other)
+            return this._createEmptyView();
+
+        return WebInspector.RequestView.nonSourceViewForRequest(this.request);
+    },
+
+    __proto__: WebInspector.RequestContentView.prototype
+}