Legacy Sortable bid adapter (#2915)

* Backport Sortable adapter to legacy (#7)

* copy over sortable adapter as well as its spce test and md
* fix missing utils.isPlainObject

* use prebid ajax instead of fetch as fetch is not supported in IE10 (#8)

modules/sortableBidAdapter.js

@@ -0,0 +1,139 @@
+import * as utils from 'src/utils';
+import { registerBidder } from 'src/adapters/bidderFactory';
+import { config } from 'src/config';
+import { BANNER } from 'src/mediaTypes';
+import { REPO_AND_VERSION } from 'src/constants';
+import { ajax } from 'src/ajax';
+
+const BIDDER_CODE = 'sortable';
+const SERVER_URL = 'c.deployads.com';
+
+export const spec = {
+  code: BIDDER_CODE,
+  supportedMediaTypes: [BANNER],
+
+  isBidRequestValid: function(bid) {
+    const sortableConfig = config.getConfig('sortable');
+    const haveSiteId = (sortableConfig && !!sortableConfig.siteId) || bid.params.siteId;
+    const validFloor = !bid.params.floor || utils.isNumber(bid.params.floor);
+    const validSize = /\d+x\d+/;
+    const validFloorSizeMap = !bid.params.floorSizeMap ||
+      (utils.isA(bid.params.floorSizeMap, 'Object') &&
+        Object.keys(bid.params.floorSizeMap).every(size =>
+          size.match(validSize) && utils.isNumber(bid.params.floorSizeMap[size])
+        ));
+    const validKeywords = !bid.params.keywords ||
+      (utils.isA(bid.params.keywords, 'Object') &&
+        Object.keys(bid.params.keywords).every(key =>
+          utils.isStr(key) && utils.isStr(bid.params.keywords[key])
+        ));
+    return !!(bid.params.tagId && haveSiteId && validFloor && validFloorSizeMap && validKeywords && bid.sizes &&
+      bid.sizes.every(sizeArr => sizeArr.length == 2 && sizeArr.every(num => utils.isNumber(num))));
+  },
+
+  buildRequests: function(validBidReqs, bidderRequest) {
+    const sortableConfig = config.getConfig('sortable') || {};
+    const globalSiteId = sortableConfig.siteId;
+    let loc = utils.getTopWindowLocation();
+
+    const sortableImps = utils._map(validBidReqs, bid => {
+      let rv = {
+        id: bid.bidId,
+        tagid: bid.params.tagId,
+        banner: {
+          format: utils._map(bid.sizes, ([width, height]) => ({w: width, h: height}))
+        },
+        ext: {}
+      };
+      if (bid.params.floor) {
+        rv.bidfloor = bid.params.floor;
+      }
+      if (bid.params.keywords) {
+        rv.ext.keywords = bid.params.keywords;
+      }
+      if (bid.params.bidderParams) {
+        utils._each(bid.params.bidderParams, (params, partner) => {
+          rv.ext[partner] = params;
+        });
+      }
+      if (bid.params.floorSizeMap) {
+        rv.ext.floorSizeMap = bid.params.floorSizeMap;
+      }
+      return rv;
+    });
+    const sortableBidReq = {
+      id: utils.getUniqueIdentifierStr(),
+      imp: sortableImps,
+      site: {
+        domain: loc.hostname,
+        page: loc.href,
+        ref: utils.getTopWindowReferrer(),
+        publisher: {
+          id: globalSiteId || validBidReqs[0].params.siteId,
+        },
+        device: {
+          w: screen.width,
+          h: screen.height
+        },
+      },
+    };
+    return {
+      method: 'POST',
+      url: `//${SERVER_URL}/openrtb2/auction?src=${REPO_AND_VERSION}&host=${loc.host}`,
+      data: JSON.stringify(sortableBidReq),
+      options: {contentType: 'text/plain'}
+    };
+  },
+
+  interpretResponse: function(serverResponse) {
+    const { body: {id, seatbid} } = serverResponse;
+    const sortableBids = [];
+    if (id && seatbid) {
+      utils._each(seatbid, seatbid => {
+        utils._each(seatbid.bid, bid => {
+          const bidObj = {
+            requestId: bid.impid,
+            cpm: parseFloat(bid.price),
+            width: parseInt(bid.w),
+            height: parseInt(bid.h),
+            creativeId: bid.crid || bid.id,
+            dealId: bid.dealid || null,
+            currency: 'USD',
+            netRevenue: true,
+            mediaType: BANNER,
+            ttl: 60
+          };
+          if (bid.adm && bid.nurl) {
+            bidObj.ad = bid.adm;
+            bidObj.ad += utils.createTrackPixelHtml(decodeURIComponent(bid.nurl));
+          } else if (bid.adm) {
+            bidObj.ad = bid.adm;
+          } else if (bid.nurl) {
+            bidObj.adUrl = bid.nurl;
+          }
+          sortableBids.push(bidObj);
+        });
+      });
+    }
+    return sortableBids;
+  },
+
+  getUserSyncs: (syncOptions, responses) => {
+    const sortableConfig = config.getConfig('sortable');
+    if (syncOptions.iframeEnabled && sortableConfig && !!sortableConfig.siteId) {
+      let syncUrl = `//${SERVER_URL}/sync?f=html&s=${sortableConfig.siteId}&u=${encodeURIComponent(utils.getTopWindowLocation())}`;
+      return [{
+        type: 'iframe',
+        url: syncUrl
+      }];
+    }
+  },
+
+  onTimeout(details) {
+    ajax(`//${SERVER_URL}/prebid/timeout`, null, JSON.stringify(details), {
+      method: 'POST'
+    });
+  }
+};
+
+registerBidder(spec);

modules/sortableBidAdapter.md

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+# Overview
+
+```
+Module Name: Sortable Bid Adapter
+Module Type: Bidder Adapter
+Maintainer: prebid@sortable.com
+```
+
+# Description
+
+Sortable's adapter integration to the Prebid library. Posts plain-text JSON to the /openrtb2/auction endpoint.
+
+# Test Parameters
+
+```
+var adUnits = [
+  {
+    code: 'test-pb-leaderboard',
+    sizes: [[728, 90]],
+    bids: [{
+      bidder: 'sortable',
+      params: {
+        tagId: 'test-pb-leaderboard',
+        siteId: 'prebid.example.com',
+        'keywords': {
+          'key1': 'val1',
+          'key2': 'val2'
+        }
+      }
+    }]
+  }, {
+    code: 'test-pb-banner',
+    sizes: [[300, 250]],
+    bids: [{
+      bidder: 'sortable',
+      params: {
+        tagId: 'test-pb-banner',
+        siteId: 'prebid.example.com'
+      }
+    }]
+  }, {
+    code: 'test-pb-sidebar',
+    size: [[160, 600]],
+    bids: [{
+      bidder: 'sortable',
+      params: {
+        tagId: 'test-pb-sidebar',
+        siteId: 'prebid.example.com',
+        'keywords': {
+          'keyA': 'valA'
+        }
+      }
+    }]
+  }
+]
+```