new(basic.gblib): SEND FILE pdf as temporary images.

packages/basic.gblib/services/DialogKeywords.ts

@@ -37,7 +37,7 @@ import urlJoin from 'url-join';
 import { GBServer } from '../../../src/app.js';
 import { GBDeployer } from '../../core.gbapp/services/GBDeployer.js';
 import { SecService } from '../../security.gbapp/services/SecService.js';
-import {Jimp} from 'jimp';
+import { Jimp } from 'jimp';
 import jsQR from 'jsqr';
 import { SystemKeywords } from './SystemKeywords.js';
 import { GBAdminService } from '../../admin.gbapp/services/GBAdminService.js';
@@ -254,28 +254,28 @@ export class DialogKeywords {
    *
    * @example EXIT
    */
-  public async exit({}) {}
+  public async exit({ }) { }
 
   /**
    * Get active tasks.
    *
    * @example list = ACTIVE TASKS
    */
-  public async getActiveTasks({ pid }) {}
+  public async getActiveTasks({ pid }) { }
 
   /**
    * Creates a new deal.
    *
    * @example CREATE DEAL dealname,contato,empresa,amount
    */
-  public async createDeal({ pid, dealName, contact, company, amount }) {}
+  public async createDeal({ pid, dealName, contact, company, amount }) { }
 
   /**
    * Finds contacts in XRM.
    *
    * @example list = FIND CONTACT "Sandra"
    */
-  public async fndContact({ pid, name }) {}
+  public async fndContact({ pid, name }) { }
 
   public getContentLocaleWithCulture(contentLocale) {
     switch (contentLocale) {
@@ -936,7 +936,7 @@ export class DialogKeywords {
    * @example MENU
    *
    */
-  public async showMenu({}) {
+  public async showMenu({ }) {
     // https://github.com/GeneralBots/BotServer/issues/237
     // return await beginDialog('/menu');
   }
@@ -1455,6 +1455,36 @@ export class DialogKeywords {
     let nameOnly;
     const gbaiName = GBUtil.getGBAIPath(min.botId);
 
+    if (filename.endsWith('.pdf')) {
+      const gbdriveName = GBUtil.getGBAIPath(min.botId, 'gbdrive');
+      const pdf = path.join(GBConfigService.get('STORAGE_LIBRARY'), gbdriveName, filename);
+
+      const pngs = await GBUtil.pdfPageAsImage(min, pdf, undefined);
+
+      await CollectionUtil.asyncForEach(pngs, async png => {
+
+
+        // Prepare a cache to be referenced by Bot Framework.
+
+        url = urlJoin(GBServer.globals.publicAddress, min.botId, 'cache', path.basename(png.localName));
+
+        const contentType = mime.lookup(url);
+        const reply = { type: ActivityTypes.Message, text: caption };
+        reply['attachments'] = [];
+        reply['attachments'].push({
+          name: nameOnly,
+          contentType: contentType,
+          contentUrl: url
+        });
+
+        if (channel === 'omnichannel' || !user) {
+          await min.conversationalService.sendFile(min, null, mobile, url, caption);
+        } else {
+          await min.conversationalService['sendOnConversation'](min, user, reply);
+        }
+      });          
+    }
+
     // Web automation.
 
     if (element) {
@@ -1489,6 +1519,10 @@ export class DialogKeywords {
 
     // .gbdrive direct sending.
     else {
+
+
+      if (GBConfigService.get('STORAGE_NAME')) {
+
         const ext = path.extname(filename);
         const gbaiName = GBUtil.getGBAIPath(min.botId);
 
@@ -1516,6 +1550,7 @@ export class DialogKeywords {
 
         url = urlJoin(GBServer.globals.publicAddress, min.botId, 'cache', path.basename(localName1));
       }
+    }
 
     if (!url) {
       const ext = path.extname(filename.localName);

packages/basic.gblib/services/KeywordsExpressions.ts

@@ -775,12 +775,12 @@ export class KeywordsExpressions {
         // Handles the GET http version.
         else {
 
-          const value = $2.replace(/\`/gi, '');
-
-          if (value.endsWith('.pdf') && !value.startsWith('https')) {
-            return `${$1} = await sys.getPdf({pid: pid, file: ${$2}});`;
-          } else {
           return `
+
+          if (${$2}.endsWith('.pdf') && !${$2}.startsWith('https')) {
+            ${$1} = await sys.getPdf({pid: pid, file: ${$2}});
+          } else {
+            
             let __${$1} = null
             await retry(
             
@@ -791,9 +791,8 @@ export class KeywordsExpressions {
 
             ${$1} = __${$1} 
                 __${$1} = null
-    
-          `;
           }
+          `;
           }
       }
     ];

packages/basic.gblib/services/SystemKeywords.ts

@@ -952,7 +952,7 @@ export class SystemKeywords {
       GBLogEx.info(min, `GET '${addressOrHeaders}' in '${file}'.`);
       let { baseUrl, client } = await GBDeployer.internalGetDriveClient(min);
       const botId = min.instance.botId;
-      ('');
+      
       const packagePath = GBUtil.getGBAIPath(botId, 'gbdata');
 
       let document = await this.internalGetDocument(client, baseUrl, packagePath, file);

packages/llm.gblib/services/ChatServices.ts

@@ -149,8 +149,8 @@ export class GBLLMOutputParser extends BaseLLMOutputParser<ExpectedOutput> {
         const localName = path.join(process.env.PWD, 'work', gbaiName, 'docs', source.file);
 
         if (localName) {
-          const { url } = await ChatServices.pdfPageAsImage(this.min, localName, source.page);
-          text = `![alt text](${url})
+          const pngs = await GBUtil.pdfPageAsImage(this.min, localName, source.page);
+          text = `![alt text](${pngs[0].url})
           ${text}`;
           found = true;
           source.file = localName;
@@ -167,30 +167,7 @@ export class GBLLMOutputParser extends BaseLLMOutputParser<ExpectedOutput> {
 }
 
 export class ChatServices {
-  public static async pdfPageAsImage(min, filename, pageNumber) {
-    // Converts the PDF to PNG.
 
-    GBLogEx.info(min, `Converting ${filename}, page: ${pageNumber}...`);
-    const pngPages: PngPageOutput[] = await pdfToPng(filename, {
-      disableFontFace: true,
-      useSystemFonts: true,
-      viewportScale: 2.0,
-      pagesToProcess: [pageNumber],
-      strictPagesToProcess: false,
-      verbosityLevel: 0
-    });
-
-    // Prepare an image on cache and return the GBFILE information.
-
-    if (pngPages.length > 0) {
-      const buffer = pngPages[0].content;
-      const gbaiName = GBUtil.getGBAIPath(min.botId, null);
-      const localName = path.join('work', gbaiName, 'cache', `img${GBAdminService.getRndReadableIdentifier()}.png`);
-      const url = urlJoin(GBServer.globals.publicAddress, min.botId, 'cache', path.basename(localName));
-      await fs.writeFile(localName, buffer, { encoding: null });
-      return { localName: localName, url: url, data: buffer };
-    }
-  }
 
   private static async getRelevantContext(
     vectorStore: HNSWLib,

src/util.ts

@@ -42,8 +42,12 @@ import { VerbosityLevel, getDocument } from 'pdfjs-dist/legacy/build/pdf.mjs';
 VerbosityLevel.ERRORS = 0;
 VerbosityLevel.WARNINGS = 0;
 VerbosityLevel.INFOS = 0;
-import { Page } from 'puppeteer';
 import urljoin from 'url-join';
+import { GBAdminService } from '../packages/admin.gbapp/services/GBAdminService.js';
+import { GBLogEx } from '../packages/core.gbapp/services/GBLogEx.js';
+import { PngPageOutput, pdfToPng } from 'pdf-to-png-converter';
+import urlJoin from 'url-join';
+import { GBServer } from './app.js';
 
 export class GBUtil {
   public static repeat(chr, count) {
@@ -244,4 +248,37 @@ export class GBUtil {
       return urljoin(gbai, packageName ? packageName : `${botId}.${packageType}`);
     }
   }
+
+  public static async pdfPageAsImage(min, filename, pageNumber) {
+    // Converts the PDF to PNG.
+  
+    GBLogEx.info(min, `Converting ${filename}, page: ${pageNumber ?? 'all'}...`);
+    
+    const options = {
+      disableFontFace: true,
+      useSystemFonts: true,
+      viewportScale: 2.0,
+      pagesToProcess: pageNumber !== undefined ? [pageNumber] : undefined,
+      strictPagesToProcess: false,
+      verbosityLevel: 0
+    };
+  
+    const pngPages: PngPageOutput[] = await pdfToPng(filename, options);
+  
+    const generatedFiles = [];
+  
+    for (const pngPage of pngPages) {
+      const buffer = pngPage.content;
+      const gbaiName = GBUtil.getGBAIPath(min.botId, null);
+      const localName = path.join('work', gbaiName, 'cache', `img${GBAdminService.getRndReadableIdentifier()}.png`);
+      const url = urlJoin(GBServer.globals.publicAddress, min.botId, 'cache', path.basename(localName));
+      
+      await fs.writeFile(localName, buffer, { encoding: null });
+      
+      generatedFiles.push({ localName: localName, url: url, data: buffer });
+    }
+  
+    return generatedFiles.length > 0 ? generatedFiles : null;
+  }
+  
 }