# pdftract-php
PHP SDK for pdftract - PDF extraction and conformance testing.
## Installation
```bash
composer require jedarden/pdftract:^{{ version }}
```
## Usage
### Basic extract
```php
use Pdftract\Codegen\Client;
use Pdftract\Codegen\PathSource;
$client = new Client();
$doc = $client->extract(new PathSource('document.pdf'));
echo "Pages: " . count($doc['pages']) . "\n";
```
### Extract with OCR
```php
$options = new ExtractOptions();
$options->ocrLanguage = 'eng';
$options->ocrThreshold = 0.7;
$doc = $client->extract(new PathSource('scanned.pdf'), $options);
```
### Search
```php
foreach ($client->search(new PathSource('document.pdf'), 'invoice') as $match) {
echo "Found on page {$match['page']}: {$match['text']}\n";
}
```
### Stream extraction
```php
foreach ($client->extractStream(new PathSource('large.pdf')) as $page) {
echo "Page {$page['page']}: " . count($page['blocks'] ?? []) . " blocks\n";
}
```
## Binary version compatibility
This SDK requires pdftract {{ version }}. Download from:
https://github.com/jedarden/pdftract/releases/tag/v{{ version }}
## Troubleshooting
### Binary not found
Ensure `pdftract` is on your PATH. The SDK probes PATH for the executable.
### Version mismatch
The SDK will refuse to invoke mismatched binary versions. Install the correct version.
### Network failure
For remote URLs, check your network connection and TLS certificate chain.
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