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manifest / utilities / qr-verify

Verification QR Manager

Generate and manage unique QR codes in WordPress.

by Dan Proctor · github.com/danproc/qr-verify

★ 0stars

Install

Download source zip No release zip yet

This is the repository archive. It installs, but the folder name will carry the branch suffix and updates will not flow.

Install straight from GitHub with WP-CLI:

wp plugin install https://github.com/danproc/qr-verify/archive/refs/heads/main.zip
No built-in updater. New versions won't appear under Dashboard → Updates. Install new releases yourself, or let Git Updater track the repository.
Readme github.com/danproc/qr-verify ↗

A WordPress plugin for generating and managing unique QR codes with advanced features including batch codes, logo integration, and PDF generation.

Version

1.1.13

File Structure

Verification-QR-Manager/
├── verification-qr-manager.php    # Main plugin file - entry point
├── includes/                      # Core functionality modules
│   ├── database.php              # Database table creation and management
│   ├── admin-page.php             # WordPress admin interface
│   ├── qr-generator.php           # QR code generation with logos and batch codes
│   ├── qr-scanner.php             # QR code scan tracking functionality
│   ├── shortcodes.php             # WordPress shortcodes for frontend display
│   ├── download-handlers.php      # ZIP download functionality
│   └── pdf-generator.php          # PDF generation for sticker sheets
├── assets/                        # Static assets
│   ├── fonts/
│   │   └── Montserrat-Bold.ttf    # Font for batch code text on QR codes
│   └── style.css                  # Plugin styles
├── libs/                          # Third-party libraries
│   └── tc-lib-pdf-main/           # TCPDF library for PDF generation
└── phpqrcode/                     # QR code generation library

Features

Core Functionality

  • QR Code Generation: Generate multiple QR codes with unique IDs
  • Batch Codes: 8-character batch codes burned into QR code images
  • Logo Integration: Optional logo overlay on QR codes
  • Scan Tracking: Track scan counts and first scan timestamps
  • Category Management: Organize QR codes by categories

Admin Interface

  • Bulk Operations: Select and manage multiple QR codes
  • Filtering: Filter by batch code, category, and scan status
  • Sorting: Order by scan count (ascending/descending)
  • Export Options: Download as ZIP or PDF sticker sheets

Frontend Integration

  • Shortcodes:
    • [qr_scan_data] - Display scan statistics
    • [qr_batch_code] - Show batch code for current QR
  • Automatic Scanning: Track scans via URL parameters
  • Post Integration: Link QR codes to custom post types (e.g., 'strain')

PDF Generation

  • Sticker Sheets: Generate professional PDF layouts for printing
  • Cut Contours: Includes cutting guides for die-cutting
  • Custom Dimensions: 700mm wide format with configurable layouts

Database Schema

The plugin creates a table wp_vqr_codes with the following structure:

CREATE TABLE wp_vqr_codes (
    id               BIGINT(20) NOT NULL AUTO_INCREMENT,
    qr_key           VARCHAR(64) NOT NULL,
    qr_code          VARCHAR(255) NOT NULL,
    url              VARCHAR(255) NOT NULL,
    batch_code       VARCHAR(8) NOT NULL,
    category         VARCHAR(100) DEFAULT '',
    scan_count       INT DEFAULT 0,
    created_at       DATETIME DEFAULT CURRENT_TIMESTAMP,
    first_scanned_at DATETIME DEFAULT NULL,
    post_id          BIGINT(20) DEFAULT NULL,
    PRIMARY KEY (id)
);

Usage

Generating QR Codes

  1. Navigate to QR Codes in WordPress admin
  2. Fill in the generation form:
    • Number of codes to generate
    • Base URL for QR code links
    • Category for organization
    • 4-character prefix for batch codes
    • Optional logo file (PNG/JPEG)
    • Associated post/strain

Scanning QR Codes

QR codes automatically track scans when accessed via the generated URLs. Scan data is available through:

  • Admin interface statistics
  • Shortcodes on frontend pages
  • Post meta data for associated posts

Bulk Operations

  • Select multiple QR codes using checkboxes
  • Download as ZIP: Get all QR code images
  • Generate PDF: Create printable sticker sheets
  • Reset scan counts: Clear tracking data
  • Delete: Remove QR codes permanently

Installation

  1. Upload the plugin folder to /wp-content/plugins/
  2. Activate the plugin through WordPress admin
  3. Navigate to QR Codes in the admin menu
  4. Start generating QR codes!

Dependencies

  • WordPress: 5.0+
  • PHP: 7.4+
  • PHP Extensions: GD library for image manipulation
  • Custom Post Types: 'strain' post type (configurable)

Technical Notes

Security

  • All user inputs are sanitized and validated
  • WordPress nonces protect against CSRF attacks
  • User capability checks ensure proper permissions

Performance

  • Efficient database queries with proper indexing
  • Image processing optimized for batch generation
  • PDF generation uses memory-efficient streaming

Extensibility

  • Modular architecture allows easy feature additions
  • Hooks and filters for customization
  • Clean separation of concerns

Frontend Styling Guide

The QR-Verify strain template uses a comprehensive CSS class system with a vqr- prefix. The design follows a dark Mac-like aesthetic optimized for mobile viewing.

CSS Class Reference

Layout Classes

  • .vqr-strain-page - Body class for the strain display page
  • .vqr-container - Main container with gradient background and glass effect
  • .vqr-header - Top section containing logo and title
  • .vqr-main-content - Primary content wrapper
  • .vqr-footer - Bottom section with verification text

Header Components

  • .vqr-logo - Logo container
  • .vqr-logo-img - Logo image styling (48x48px rounded)
  • .vqr-title-section - Title and company info wrapper
  • .vqr-strain-title - Main strain/product title
  • .vqr-companies - Company tags container
  • .vqr-company-tag - Individual company badge (blue gradient)

Content Sections

  • .vqr-section-title - Section headers with bottom border
  • .vqr-basic-info - Basic information section
  • .vqr-cannabinoids - Cannabinoid profile section
  • .vqr-description - Product description section
  • .vqr-social-links - Social media links section
  • .vqr-scan-info - Verification information section

Product Information

  • .vqr-product-image - Product image container
  • .vqr-product-img - Product image styling (max 200px height)
  • .vqr-info-item - Key-value pair row
  • .vqr-label - Information label (gray text)
  • .vqr-value - Information value (white text)
  • .vqr-batch-code - Special styling for batch codes (monospace, red accent)

Cannabinoid Display

  • .vqr-cannabinoid-grid - 2-column grid for cannabinoids
  • .vqr-cannabinoid-item - Individual cannabinoid card
  • .vqr-thc - THC-specific styling (red gradient)
  • .vqr-cbd - CBD-specific styling (green gradient)
  • .vqr-cannabinoid-label - Cannabinoid type label
  • .vqr-cannabinoid-value - Main percentage display
  • .vqr-cannabinoid-mg - Milligram amount display

Social Media

  • .vqr-social-grid - Horizontal scrollable social links
  • .vqr-social-link - Individual social media button
  • .vqr-instagram/.vqr-telegram/.vqr-facebook/.vqr-twitter - Platform-specific hover colors
  • .vqr-social-icon - Social media emoji/icon
  • .vqr-social-text - Social platform name

Verification Elements

  • .vqr-scan-stats - Scan statistics container
  • .vqr-stat-item - Individual statistic card
  • .vqr-stat-label - Statistic label
  • .vqr-stat-value - Statistic value (green text)
  • .vqr-verification-badge - Main verification status badge
  • .vqr-authentic - Authentic product styling (green gradient)
  • .vqr-fake - Fake product warning (red gradient with pulse animation)
  • .vqr-badge-icon - Verification icon (✓ or ⚠)
  • .vqr-badge-text - Verification status text

Description Content

  • .vqr-description-content - Description text container with blue left border

Design System

  • Colors: Dark theme (#1a1a1a background, #ffffff text, #007aff accents)
  • Typography: Apple system fonts (-apple-system, SF Pro Display)
  • Spacing: 16px base unit, 12px for smaller gaps
  • Borders: Rounded corners (8px-16px), subtle borders (#3a3a3a)
  • Effects: Glass morphism with backdrop-filter and gradients
  • Responsive: Optimized for mobile-first (420px max width)

Customization

To customize the styling, modify assets/frontend-style.css. All classes use the vqr- prefix to avoid conflicts with WordPress themes.

Author

Dan Proctor
Website: https://thenorthern-web.co.uk/

License

This plugin is proprietary software. All rights reserved.