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Parse Invoice Information - SharePoint

Document Parser sample in SharePoint demonstrating ‘Parse Invoice Information’

AmazonAWS.yml
templateName: Amazon Web Services Invoice
templateVersion: 4
templatePriority: 0
detectionRules:
  keywords:
  - Amazon Web Services
  - ATTN
  - Invoice
objects:
- name: total
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: TOTAL AMOUNT DUE ON{{Anything}}{{Dollar}}({{Number}})
    regex: true
    dataType: decimal
- name: subTotal
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: '{{LineStart}}{{Spaces}}Charges{{Spaces}}{{Dollar}}({{Number}})'
    regex: true
    dataType: decimal
- name: dateIssued
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: Invoice Date:{{Spaces}}({{Anything}}){{LineEnd}}
    regex: true
    dataType: date
    dateFormat: MMMM d , yyyy
- name: invoiceId
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: Invoice Number:{{Spaces}}({{Digits}})
    regex: true
- name: companyName
  objectType: field
  fieldProperties:
    fieldType: static
    expression: Amazon Web Services, Inc.
    regex: true
- name: companyWebsite
  objectType: field
  fieldProperties:
    fieldType: static
    expression: aws.amazon.com
    regex: true
- name: billTo
  objectType: field
  fieldProperties:
    fieldType: rectangle
    expression: Bill to Address:{{ToggleSingleLineMode}}({{AnythingGreedy}})
    regex: true
    rectangle:
    - 33
    - 115.5
    - 213.75
    - 72.75
    pageIndex: 0
- name: currency
  objectType: field
  fieldProperties:
    fieldType: static
    expression: USD
    regex: true
- name: table1
  objectType: table
  tableProperties:
    start:
      expression: '{{LineStart}}{{Spaces}}Detail{{LineEnd}}'
      regex: true
    end:
      expression: '{{EndOfPage}}'
      regex: true
    row:
      expression: '{{LineStart}}{{Spaces}}(?<description>{{SentenceWithSingleSpaces}}){{Spaces}}{{Dollar}}(?<unitPrice>{{Number}}){{LineEnd}}'
      regex: true
    columns:
    - name: unitPrice
      dataType: decimal


DigitalOcean.yml
templateName: DigitalOcean Invoice
templateVersion: 4
templatePriority: 0
detectionRules:
  keywords:
  - DigitalOcean
  - 101 Avenue of the Americas
  - Invoice Number
objects:
- name: companyName
  objectType: field
  fieldProperties:
    fieldType: static
    expression: DigitalOcean
    regex: true
- name: invoiceId
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: 'Invoice Number: ({{Digits}})'
    regex: true
- name: dateIssued
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: 'Date Issued: ({{SmartDate}})'
    regex: true
    dataType: date
    dateFormat: auto-mdy
- name: total
  objectType: field
  fieldProperties:
    fieldType: macros
    expression: 'Total: {{Dollar}}({{Number}})'
    regex: true
    dataType: decimal
- name: currency
  objectType: field
  fieldProperties:
    fieldType: static
    expression: USD
    regex: true
- name: table1
  objectType: table
  tableProperties:
    start:
      expression: Description{{Spaces}}Hours
      regex: true
    end:
      expression: 'Total:'
      regex: true
    row:
      expression: '{{LineStart}}{{Spaces}}(?<description>{{SentenceWithSingleSpaces}}){{Spaces}}(?<hours>{{Digits}}){{Spaces}}(?<start>{{2Digits}}{{Minus}}{{2Digits}}{{Space}}{{2Digits}}{{Colon}}{{2Digits}}){{Spaces}}(?<end>{{2Digits}}{{Minus}}{{2Digits}}{{Space}}{{2Digits}}{{Colon}}{{2Digits}}){{Spaces}}{{Dollar}}(?<unitPrice>{{Number}})'
      regex: true
    columns:
    - name: hours
      dataType: integer
    - name: unitPrice
      dataType: decimal


Google.yml
templateName: Google Invoice
templateVersion: 4
templatePriority: 0
detectionRules:
  keywords:
  - Google
  - 77-0493581
  - Invoice
objects:
- name: invoiceId
  objectType: field
  fieldProperties:
    expression: Invoice number:{{Spaces}}({{Digits}})
    regex: true
- name: dateIssued
  objectType: field
  fieldProperties:
    expression: Issue date:{{Spaces}}({{SmartDate}})
    regex: true
    dataType: date
    dateFormat: MMM d, yyyy
- name: total
  objectType: field
  fieldProperties:
    expression: Amount due in USD:{{Spaces}}{{Number}}
    regex: true
    dataType: decimal
- name: subTotal
  objectType: field
  fieldProperties:
    expression: Subtotal in USD:{{Spaces}}{{Number}}
    regex: true
    dataType: decimal
- name: taxRate
  objectType: field
  fieldProperties:
    expression: State sales tax {{OpeningParenthesis}}{{Digits}}{{Percent}}{{ClosingParenthesis}}
    regex: true
    dataType: integer
- name: tax
  objectType: field
  fieldProperties:
    expression: State sales tax{{Anything}}{{Number}}{{LineEnd}}
    regex: true
    dataType: decimal
- name: companyName
  objectType: field
  fieldProperties:
    fieldType: static
    expression: Google LLC
    regex: true
- name: billTo
  objectType: field
  fieldProperties:
    fieldType: rectangle
    regex: true
    rectangle:
    - 0
    - 152
    - 280
    - 72
    pageIndex: 0
- name: billingId
  objectType: field
  fieldProperties:
    expression: Billing ID:{{Spaces}}({{DigitsOrSymbols}})
    regex: true
- name: currency
  objectType: field
  fieldProperties:
    fieldType: static
    expression: USD
    regex: true
- name: table1
  objectType: table
  tableProperties:
    start:
      expression: Description{{Spaces}}Interval{{Spaces}}Quantity{{Spaces}}Amount
      regex: true
    end:
      expression: Subtotal in USD
      regex: true
    row:
      expression: '{{LineStart}}{{Spaces}}(?<description>{{SentenceWithSingleSpaces}}){{Spaces}}(?<interval>{{3Letters}}{{Space}}{{Digits}}{{Space}}{{Minus}}{{Space}}{{3Letters}}{{Space}}{{Digits}}){{Spaces}}(?<quantity>{{Digits}}){{Spaces}}(?<amount>{{Number}})'
      regex: true
    columns:
    - name: quantity
      dataType: integer
    - name: amount
      dataType: decimal


Utils.cs
namespace ParseSimpleDocumentWebPart.VisualWebPart1
{
    public class Utils
    {
        public static string API_KEY = "--ADD-YOUR-PDF-CO-API-KEY-HERE--";
    }
}

VisualWebPart1.cs
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using System;
using System.ComponentModel;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;

namespace ParseSimpleDocumentWebPart.VisualWebPart1
{
    [ToolboxItemAttribute(false)]
    public class VisualWebPart1 : WebPart
    {
        // Visual Studio might automatically update this path when you change the Visual Web Part project item.
        private const string _ascxPath = @"~/_CONTROLTEMPLATES/15/ParseSimpleDocumentWebPart/VisualWebPart1/VisualWebPart1UserControl.ascx";

        protected override void CreateChildControls()
        {
            Control control = Page.LoadControl(_ascxPath);
            Controls.Add(control);
        }
    }
}

VisualWebPart1UserControl.ascx.cs
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Net;
using System.Threading;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;

namespace ParseSimpleDocumentWebPart.VisualWebPart1
{
    public partial class VisualWebPart1UserControl : UserControl
    {
        // The authentication key (API Key).
        // Get your own by registering at https://app.pdf.co
        string API_KEY = Utils.API_KEY;
        // PDF document password. Leave empty for unprotected documents.
        const string Password = "";

        // (!) Make asynchronous job
        const bool Async = true;

        protected void Page_Load(object sender, EventArgs e)
        {
        }

        protected void StartButton_Click(object sender, EventArgs e)
        {
            // Template text. Use Document Parser (https://pdf.co/document-parser, https://app.pdf.co/document-parser)
            // to create templates.

            // Create standard .NET web client instance
            ServicePointManager.Expect100Continue = true;
            ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
            WebClient webClient = new WebClient();

            if (!FileUpload1.HasFile && String.IsNullOrWhiteSpace(TemplateTextBox.Text))
            {
                LogTextBox.Text += "Select file and template \n";
                return;
            }

            // Set API Key
            webClient.Headers.Add("x-api-key", API_KEY);

            // 1. RETRIEVE THE PRESIGNED URL TO UPLOAD THE FILE.
            // * If you already have a direct file URL, skip to the step 3.

            // Prepare URL for `Get Presigned URL` API call
            string query = Uri.EscapeUriString(string.Format(
                "https://api.pdf.co/v1/file/upload/get-presigned-url?contenttype=application/octet-stream&name={0}",
                FileUpload1.FileName));

            try
            {
                // Execute request
                string response = webClient.DownloadString(query);

                // Parse JSON response
                JObject json = JObject.Parse(response);

                if (json["error"].ToObject<bool>() == false)
                {
                    // Get URL to use for the file upload
                    string uploadUrl = json["presignedUrl"].ToString();
                    string uploadedFileUrl = json["url"].ToString();

                    // 2. UPLOAD THE FILE TO CLOUD.

                    webClient.Headers.Add("content-type", "application/octet-stream");
                    webClient.UploadData(uploadUrl, "PUT", FileUpload1.FileBytes);
                    webClient.Headers.Remove("content-type");

                    // 3. PARSE UPLOADED PDF DOCUMENT

                    // URL of `Document Parser` API call
                    string url = "https://api.pdf.co/v1/pdf/documentparser";

                    Dictionary<string, object> requestBody = new Dictionary<string, object>();
                    requestBody.Add("template", TemplateTextBox.Text);
                    requestBody.Add("name", FileUpload1.FileName);
                    requestBody.Add("url", uploadedFileUrl);
                    requestBody.Add("async", Async);

                    // Convert dictionary of params to JSON
                    string jsonPayload = JsonConvert.SerializeObject(requestBody);

                    // Execute request
                    response = webClient.UploadString(url, "POST", jsonPayload);

                    // Parse JSON response
                    json = JObject.Parse(response);

                    if (json["error"].ToObject<bool>() == false)
                    {
                        // Asynchronous job ID
                        string jobId = json["jobId"].ToString();
                        // Get URL of generated JSON file
                        string resultFileUrl = json["url"].ToString();

                        // Check the job status in a loop. 
                        // If you don't want to pause the main thread you can rework the code 
                        // to use a separate thread for the status checking and completion.
                        do
                        {
                            string status = CheckJobStatus(jobId); // Possible statuses: "working", "failed", "aborted", "success".

                            // Display timestamp and status (for demo purposes)
                            LogTextBox.Text += DateTime.Now.ToLongTimeString() + ": " + status + "\n";

                            if (status == "success")
                            {
                                // Download JSON result
                                var result = webClient.DownloadString(resultFileUrl);

                                LogTextBox.Text += "Generated JSON.\n";
                                ResultTextBox.Text += result;
                                break;
                            }
                            else if (status == "working")
                            {
                                // Pause for a few seconds
                                Thread.Sleep(3000);
                            }
                            else
                            {
                                LogTextBox.Text += status + " \n";
                                break;
                            }
                        }
                        while (true);
                    }
                    else
                    {
                        LogTextBox.Text += json["message"].ToString() + " \n";
                    }
                }
                else
                {
                    LogTextBox.Text += json["message"].ToString() + " \n";
                }
            }
            catch (Exception ex)
            {
                LogTextBox.Text += ex.ToString() + " \n";
            }

            webClient.Dispose();

            LogTextBox.Text += "\n";
            LogTextBox.Text += "Done...\n";
        }

        protected string CheckJobStatus(string jobId)
        {
            using (WebClient webClient = new WebClient())
            {
                // Set API Key
                webClient.Headers.Add("x-api-key", API_KEY);

                string url = "https://api.pdf.co/v1/job/check?jobid=" + jobId;

                string response = webClient.DownloadString(url);
                JObject json = JObject.Parse(response);

                return Convert.ToString(json["status"]);
            }
        }
    }
}

VisualWebPart1UserControl.ascx.designer.cs
//------------------------------------------------------------------------------
// <auto-generated>
//     This code was generated by a tool.
//
//     Changes to this file may cause incorrect behavior and will be lost if
//     the code is regenerated. 
// </auto-generated>
//------------------------------------------------------------------------------

namespace ParseSimpleDocumentWebPart.VisualWebPart1
{


    public partial class VisualWebPart1UserControl
    {

        /// <summary>
        /// FileUpload1 control.
        /// </summary>
        /// <remarks>
        /// Auto-generated field.
        /// To modify move field declaration from designer file to code-behind file.
        /// </remarks>
        protected global::System.Web.UI.WebControls.FileUpload FileUpload1;

        /// <summary>
        /// TemplateTextBox control.
        /// </summary>
        /// <remarks>
        /// Auto-generated field.
        /// To modify move field declaration from designer file to code-behind file.
        /// </remarks>
        protected global::System.Web.UI.WebControls.TextBox TemplateTextBox;

        /// <summary>
        /// StartButton control.
        /// </summary>
        /// <remarks>
        /// Auto-generated field.
        /// To modify move field declaration from designer file to code-behind file.
        /// </remarks>
        protected global::System.Web.UI.WebControls.Button StartButton;

        /// <summary>
        /// LogTextBox control.
        /// </summary>
        /// <remarks>
        /// Auto-generated field.
        /// To modify move field declaration from designer file to code-behind file.
        /// </remarks>
        protected global::System.Web.UI.WebControls.TextBox LogTextBox;

        /// <summary>
        /// ResultTextBox control.
        /// </summary>
        /// <remarks>
        /// Auto-generated field.
        /// To modify move field declaration from designer file to code-behind file.
        /// </remarks>
        protected global::System.Web.UI.WebControls.TextBox ResultTextBox;
    }
}

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