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with Google Cloud Document AI and HTML/CSS to Image?

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Create Image From HTML with the HTML/CSS to Image API

Create Image From HTML. See the docs

 
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Create Image From URL with the HTML/CSS to Image API

Create Image From URL. See the docs

 
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Integrate the Google Cloud Document AI API with the HTML/CSS to Image API
Setup the Google Cloud Document AI API trigger to run a workflow which integrates with the HTML/CSS to Image API. Pipedream's integration platform allows you to integrate Google Cloud Document AI and HTML/CSS to Image remarkably fast. Free for developers.

Connect Google Cloud Document AI

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import { DocumentProcessorServiceClient } from '@google-cloud/documentai/build/src/v1/index.js';
import { promises as fs } from 'fs';
import { get } from 'https';
import { writeFile } from 'fs/promises';
import { join } from 'path';

export default defineComponent({
  props: {
    google_cloud_document_ai: {
      type: "app",
      app: "google_cloud_document_ai",
    }
  },
  async run({ steps, $ }) {
    //Sample pdf file to process by Google Document AI API
    const url = 'https://www.learningcontainer.com/wp-content/uploads/2019/09/sample-pdf-file.pdf';
    const filePath = join('/tmp', 'my_document.pdf');

    const downloadFile = async () => {
      const res = await new Promise((resolve) => get(url, resolve));
      const chunks = [];

      for await (const chunk of res) {
        chunks.push(chunk);
      }

      await writeFile(filePath, Buffer.concat(chunks));
      console.log(`File downloaded successfully to ${filePath}`);
    };

    await downloadFile();

    const projectId = this.google_cloud_document_ai.$auth.project_id;
    const location = this.google_cloud_document_ai.$auth.location;
    const processorId = this.google_cloud_document_ai.$auth.processor_id;

    // Instantiates a client
    // apiEndpoint regions available: eu-documentai.googleapis.com, us-documentai.googleapis.com (Required if using eu based processor)
    // const client = new DocumentProcessorServiceClient({apiEndpoint: 'eu-documentai.googleapis.com'});
    const client = new DocumentProcessorServiceClient();

    async function testRequest() {
      // The full resource name of the processor, e.g.:
      // projects/project-id/locations/location/processor/processor-id
      // You must create new processors in the Cloud Console first
      const name = `projects/${projectId}/locations/${location}/processors/${processorId}`;

      // Read the file into memory.		
      const imageFile = await fs.readFile(filePath);

      // Convert the image data to a Buffer and base64 encode it.
      const encodedImage = Buffer.from(imageFile).toString('base64');

      const request = {
        name,
        rawDocument: {
          content: encodedImage,
          mimeType: 'application/pdf',
        },
      };

      // Recognizes text entities in the PDF document
      const [result] = await client.processDocument(request);
      const { document } = result;

      // Get all of the document text as one big string
      const { text } = document;

      // Extract shards from the text field
      const getText = textAnchor => {
        if (!textAnchor.textSegments || textAnchor.textSegments.length === 0) {
          return '';
        }

        // First shard in document doesn't have startIndex property
        const startIndex = textAnchor.textSegments[0].startIndex || 0;
        const endIndex = textAnchor.textSegments[0].endIndex;

        return text.substring(startIndex, endIndex);
      };

      // Read the text recognition output from the processor
      const [page1] = document.pages;
      const { paragraphs } = page1;
      let concatenatedText = "";
      for (const paragraph of paragraphs) {
        const paragraphText = getText(paragraph.layout.textAnchor);
        concatenatedText += paragraphText;
      }
      return concatenatedText;
    }

    return await testRequest();
  }
})

Overview of HTML/CSS to Image

The HTML/CSS to Image API lets you programmatically create images from HTML and CSS, which is perfect for generating custom graphics, charts, or even to convert web content for sharing on social media. On Pipedream, you can harness this API within a serverless workflow, triggering image generation from various events, managing the data flow, and integrating with countless other apps to create powerful automations.

Connect HTML/CSS to Image

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import { axios } from "@pipedream/platform"
export default defineComponent({
  props: {
    html_css_to_image: {
      type: "app",
      app: "html_css_to_image",
    }
  },
  async run({steps, $}) {
    const data = {
      "url": `https://google.com`,
    }
    return await axios($, {
      method: "post",
      url: `https://hcti.io/v1/image`,
      auth: {
        username: `${this.html_css_to_image.$auth.user_id}`,
        password: `${this.html_css_to_image.$auth.api_key}`,
      },
      data,
    })
  },
})

Trusted by 1,000,000+ developers from startups to Fortune 500 companies

Adyen logo
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Scale AI logo
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Adyen logo
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Checkr logo
ChartMogul logo
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Gorgias logo
LinkedIn logo
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Rudderstack logo
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