Merge branch 'master' of https://github.com/browngraphicslab/Dash-Web into pen

1 files changed, 85 insertions, 0 deletions

diff --git a/src/server/ApiManagers/SearchManager.ts b/src/server/ApiManagers/SearchManager.ts
new file mode 100644
index 000000000..316ba09ed
--- /dev/null
+++ b/src/server/ApiManagers/SearchManager.ts
@@ -0,0 +1,85 @@
+import ApiManager, { Registration } from "./ApiManager";
+import { Method } from "../RouteManager";
+import { Search } from "../Search";
+const findInFiles = require('find-in-files');
+import * as path from 'path';
+import { pathToDirectory, Directory } from "./UploadManager";
+import { red, cyan, yellow } from "colors";
+import RouteSubscriber from "../RouteSubscriber";
+import { exec } from "child_process";
+import { onWindows } from "..";
+
+export class SearchManager extends ApiManager {
+
+    protected initialize(register: Registration): void {
+
+        register({
+            method: Method.GET,
+            subscription: new RouteSubscriber("solr").add("action"),
+            secureHandler: async ({ req, res }) => {
+                const { action } = req.params;
+                if (["start", "stop"].includes(action)) {
+                    const status = req.params.action === "start";
+                    const success = await SolrManager.SetRunning(status);
+                    console.log(success ? `Successfully ${status ? "started" : "stopped"} Solr!` : `Uh oh! Check the console for the error that occurred while ${status ? "starting" : "stopping"} Solr`);
+                }
+                res.redirect("/home");
+            }
+        });
+
+        register({
+            method: Method.GET,
+            subscription: "/textsearch",
+            secureHandler: async ({ req, res }) => {
+                const q = req.query.q;
+                if (q === undefined) {
+                    res.send([]);
+                    return;
+                }
+                const results = await findInFiles.find({ 'term': q, 'flags': 'ig' }, pathToDirectory(Directory.text), ".txt$");
+                const resObj: { ids: string[], numFound: number, lines: string[] } = { ids: [], numFound: 0, lines: [] };
+                for (const result in results) {
+                    resObj.ids.push(path.basename(result, ".txt").replace(/upload_/, ""));
+                    resObj.lines.push(results[result].line);
+                    resObj.numFound++;
+                }
+                res.send(resObj);
+            }
+        });
+
+        register({
+            method: Method.GET,
+            subscription: "/search",
+            secureHandler: async ({ req, res }) => {
+                const solrQuery: any = {};
+                ["q", "fq", "start", "rows", "hl", "hl.fl"].forEach(key => solrQuery[key] = req.query[key]);
+                if (solrQuery.q === undefined) {
+                    res.send([]);
+                    return;
+                }
+                const results = await Search.search(solrQuery);
+                res.send(results);
+            }
+        });
+
+    }
+
+}
+
+export namespace SolrManager {
+
+    export async function SetRunning(status: boolean): Promise<boolean> {
+        const args = status ? "start" : "stop -p 8983";
+        console.log(`Solr management: trying to ${args}`);
+        exec(`${onWindows ? "solr.cmd" : "solr"} ${args}`, { cwd: "./solr-8.3.1/bin" }, (error, stdout, stderr) => {
+            if (error) {
+                console.log(red(error.message));
+                console.log(red(`Solr management error: unable to ${args}`));
+            }
+            console.log(cyan(stdout));
+            console.log(yellow(stderr));
+        });
+        return true;
+    }
+
+}
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