add bingAI draw

en/searchurl/bingAI/js/module/generateImages.js

@@ -0,0 +1,72 @@
+
+const sleep = (delay) => new Promise((resolve) => setTimeout(resolve, delay))
+/**
+ * @param text 生成图像的描述
+ * @param requestId 请求id，如果不是对话生成图片可以为undefined
+ * @param countF 回调函数，获取当前是第几次请求。
+ * @return [...{img:url,mImg:url}...] img:图片url mIng:缩略图url
+ * */
+export default async function generateImages(text,requestId,countF){
+    let theUrls = new URLSearchParams();
+    theUrls.append('re', '1');
+    theUrls.append('showselective', '1');
+    theUrls.append('sude', '1');
+    theUrls.append('kseed', '7500');
+    theUrls.append('SFX', '2');
+    theUrls.append('q', text);
+    theUrls.append('iframeid', requestId);
+    let theUrl = `${window.location.origin}/images/create?${theUrls.toString()}`;
+    let response  = await fetch(theUrl);
+    let html = (await response.text());
+    let cookieID = response.headers.get('cookieID');
+
+    //如果返回的是有错误的页面
+    let urr = new RegExp('class="gil_err_mt">([^<>]*)</div>').exec(html);
+    if(urr && urr[1]){
+        let error = `<h3>${urr[1]}</h3>`;
+        urr = new RegExp('class="gil_err_sbt">(([^<>]*<(a|div)[^<>]*>[^<>]*</(a|div)>[^<>]*)*)</div>').exec(html);
+        if(urr && urr[1]){
+            error = error+`<p>${urr[1]}</p>`;
+        }
+       throw new Error(error);
+    }
+
+    //如果没错误就匹配链接获取图片
+    urr = new RegExp('"/(images/create/async/results/(\\S*))"').exec(html);
+    if(!urr || !urr[1]){
+        console.log(html);
+        throw new Error("请求图片返回不正确的页面，无法加载图片。");
+    }
+    let ur = urr[1];
+    ur = ur.replaceAll('&amp;','&');
+    let imgPageHtmlUrl = `${window.location.origin}/${ur}`;
+    for(let count = 1;count<=20;count++){
+        if((!!countF)&&(typeof countF =='function')){
+            countF(count);
+        }
+        await sleep(3000);
+        let imgPageHtml;
+        try{
+            imgPageHtml = (await (await fetch(imgPageHtmlUrl,{headers:{"cookieID":cookieID}})).text());
+        }catch(e){
+            console.error(e);
+        }
+        if(!imgPageHtml){
+            continue;
+        }
+        //用正则找全部图片
+        let allSrc = imgPageHtml.matchAll(/<img[^<>]*src="([^"]*)"[^<>]*>/g);
+        let imgs = [];
+        for(let src;!(src=allSrc.next()).done;){
+            imgs[imgs.length] = {
+                img:src.value[1].split('?')[0],
+                mImg:src.value[1].replaceAll('&amp;','&')
+            }
+        }
+        if(imgs.length>0){
+            return imgs;
+        }else{
+            throw new Error("服务器未正常返回图片！");
+        }
+    }
+}