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pdfcrowd.php
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pdfcrowd.php
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<?php
// Copyright (C) 2009-2018 pdfcrowd.com
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
namespace {
//
// Thrown when an error occurs.
//
class PdfcrowdException extends Exception {
// custom string representation of object
public function __toString() {
if ($this->code) {
return "[{$this->code}] {$this->message}\n";
} else {
return "{$this->message}\n";
}
}
}
// ======================================
// === PDFCrowd legacy version client ===
// ======================================
//
// Pdfcrowd API client.
//
class PdfCrowd {
//
// Pdfcrowd constructor.
//
// $username - your username at Pdfcrowd
// $apikey - your API key
// $hostname - API hostname, defaults to pdfcrowd.com
//
function __construct($username, $apikey, $hostname=null){
if ($hostname)
$this->hostname = $hostname;
else
$this->hostname = self::$api_host;
$this->useSSL(false);
$this->fields = array(
'username' => $username,
'key' => $apikey,
'pdf_scaling_factor' => 1,
'html_zoom' => 200);
$this->proxy_name = null;
$this->proxy_port = null;
$this->proxy_username = "";
$this->proxy_password = "";
$this->user_agent = "pdfcrowd_php_client_".self::$client_version."_(http://pdfcrowd.com)";
}
//
// Converts an in-memory html document.
//
// $src - a string containing a html document
// $outstream - output stream, if null then the return value is a string
// containing the PDF
//
function convertHtml($src, $outstream=null){
if (!$src) {
throw new PdfcrowdException("convertHTML(): the src parameter must not be empty");
}
$this->fields['src'] = $src;
$uri = $this->api_prefix . "/pdf/convert/html/";
$postfields = http_build_query($this->fields, '', '&');
return $this->http_post($uri, $postfields, $outstream);
}
//
// Converts an html file.
//
// $src - a path to an html file
// $outstream - output stream, if null then the return value is a string
// containing the PDF
//
function convertFile($src, $outstream=null) {
$src = trim($src);
if (!file_exists($src)) {
$cwd = getcwd();
throw new PdfcrowdException("convertFile(): '{$src}' not found
Possible reasons:
1. The file is missing.
2. You misspelled the file name.
3. You use a relative file path (e.g. 'index.html') but the current working
directory is somewhere else than you expect: '{$cwd}'
Generally, it is safer to use an absolute file path instead of a relative one.
");
}
if (is_dir($src)) {
throw new PdfcrowdException("convertFile(): '{$src}' must be file, not a directory");
}
if (!is_readable($src)) {
throw new PdfcrowdException("convertFile(): cannot read '{$src}', please check if the process has sufficient permissions");
}
if (!filesize($src)) {
throw new PdfcrowdException("convertFile(): '{$src}' must not be empty");
}
if (version_compare(PHP_VERSION, '5.5.0') >= 0) {
$this->fields['src'] = new CurlFile($src);
} else {
$this->fields['src'] = '@' . $src;
}
$uri = $this->api_prefix . "/pdf/convert/html/";
return $this->http_post($uri, $this->fields, $outstream);
}
//
// Converts a web page.
//
// $src - a web page URL
// $outstream - output stream, if null then the return value is a string
// containing the PDF
//
function convertURI($src, $outstream=null){
$src = trim($src);
if (!preg_match("/^https?:\/\/.*/i", $src)) {
throw new PdfcrowdException("convertURI(): the URL must start with http:// or https:// (got '$src')");
}
$this->fields['src'] = $src;
$uri = $this->api_prefix . "/pdf/convert/uri/";
$postfields = http_build_query($this->fields, '', '&');
return $this->http_post($uri, $postfields, $outstream);
}
//
// Returns the number of available conversion tokens.
//
function numTokens() {
$username = $this->fields['username'];
$uri = $this->api_prefix . "/user/{$username}/tokens/";
$arr = array('username' => $this->fields['username'],
'key' => $this->fields['key']);
$postfields = http_build_query($arr, '', '&');
$ntokens = $this->http_post($uri, $postfields, NULL);
return (int)$ntokens;
}
function useSSL($use_ssl) {
if($use_ssl) {
$this->port = self::$https_port;
$this->scheme = 'https';
}
else {
$this->port = self::$http_port;
$this->scheme = 'http';
}
$this->api_prefix = "{$this->scheme}://{$this->hostname}/api";
}
function setPageWidth($value) {
$this->fields['width'] = $value;
}
function setPageHeight($value) {
$this->fields['height'] = $value;
}
function setHorizontalMargin($value) {
$this->fields['margin_right'] = $this->fields['margin_left'] = $value;
}
function setVerticalMargin($value) {
$this->fields['margin_top'] = $this->fields['margin_bottom'] = $value;
}
function setPageMargins($top, $right, $bottom, $left) {
$this->fields['margin_top'] = $top;
$this->fields['margin_right'] = $right;
$this->fields['margin_bottom'] = $bottom;
$this->fields['margin_left'] = $left;
}
function setEncrypted($val=True) {
$this->set_or_unset($val, 'encrypted');
}
function setUserPassword($pwd) {
$this->set_or_unset($pwd, 'user_pwd');
}
function setOwnerPassword($pwd) {
$this->set_or_unset($pwd, 'owner_pwd');
}
function setNoPrint($val=True) {
$this->set_or_unset($val, 'no_print');
}
function setNoModify($val=True) {
$this->set_or_unset($val, 'no_modify');
}
function setNoCopy($val=True) {
$this->set_or_unset($val, 'no_copy');
}
// constants for setPageLayout()
const SINGLE_PAGE = 1;
const CONTINUOUS = 2;
const CONTINUOUS_FACING = 3;
function setPageLayout($value) {
assert($value > 0 && $value <= 3);
$this->fields['page_layout'] = $value;
}
// constants for setPageMode()
const NONE_VISIBLE = 1;
const THUMBNAILS_VISIBLE = 2;
const FULLSCREEN = 3;
function setPageMode($value) {
assert($value > 0 && $value <= 3);
$this->fields['page_mode'] = $value;
}
function setFooterText($value) {
$this->set_or_unset($value, 'footer_text');
}
function enableImages($value=True) {
$this->set_or_unset(!$value, 'no_images');
}
function enableBackgrounds($value=True) {
$this->set_or_unset(!$value, 'no_backgrounds');
}
function setHtmlZoom($value) {
$this->set_or_unset($value, 'html_zoom');
}
function enableJavaScript($value=True) {
$this->set_or_unset(!$value, 'no_javascript');
}
function enableHyperlinks($value=True) {
$this->set_or_unset(!$value, 'no_hyperlinks');
}
function setDefaultTextEncoding($value) {
$this->set_or_unset($value, 'text_encoding');
}
function usePrintMedia($value=True) {
$this->set_or_unset($value, 'use_print_media');
}
function setMaxPages($value) {
$this->fields['max_pages'] = $value;
}
function enablePdfcrowdLogo($value=True) {
$this->set_or_unset($value, 'pdfcrowd_logo');
}
// constants for setInitialPdfZoomType()
const FIT_WIDTH = 1;
const FIT_HEIGHT = 2;
const FIT_PAGE = 3;
function setInitialPdfZoomType($value) {
assert($value>0 && $value<=3);
$this->fields['initial_pdf_zoom_type'] = $value;
}
function setInitialPdfExactZoom($value) {
$this->fields['initial_pdf_zoom_type'] = 4;
$this->fields['initial_pdf_zoom'] = $value;
}
function setPdfScalingFactor($value) {
$this->fields['pdf_scaling_factor'] = $value;
}
function setAuthor($value) {
$this->fields['author'] = $value;
}
function setFailOnNon200($value) {
$this->fields['fail_on_non200'] = $value;
}
function setFooterHtml($value) {
$this->fields['footer_html'] = $value;
}
function setFooterUrl($value) {
$this->fields['footer_url'] = $value;
}
function setHeaderHtml($value) {
$this->fields['header_html'] = $value;
}
function setHeaderUrl($value) {
$this->fields['header_url'] = $value;
}
function setPageBackgroundColor($value) {
$this->fields['page_background_color'] = $value;
}
function setTransparentBackground($value=True) {
$this->set_or_unset($value, 'transparent_background');
}
function setPageNumberingOffset($value) {
$this->fields['page_numbering_offset'] = $value;
}
function setHeaderFooterPageExcludeList($value) {
$this->fields['header_footer_page_exclude_list'] = $value;
}
function setWatermark($url, $offset_x=0, $offset_y=0) {
$this->fields["watermark_url"] = $url;
$this->fields["watermark_offset_x"] = $offset_x;
$this->fields["watermark_offset_y"] = $offset_y;
}
function setWatermarkRotation($angle) {
$this->fields["watermark_rotation"] = $angle;
}
function setWatermarkInBackground($val=True) {
$this->set_or_unset($val, "watermark_in_background");
}
function setProxy($proxyname, $port, $username="", $password="") {
$this->proxy_name = $proxyname;
$this->proxy_port = $port;
$this->proxy_username = $username;
$this->proxy_password = $password;
}
function setUserAgent($user_agent) {
$this->user_agent = $user_agent;
}
function setTimeout($timeout) {
if (is_int($timeout) && $timeout > 0) {
$this->curlopt_timeout = $timeout;
}
}
// ----------------------------------------------------------------------
//
// Private stuff
//
private $fields, $scheme, $port, $api_prefix, $curlopt_timeout;
public static $client_version = "6.1.0";
public static $http_port = 80;
public static $https_port = 443;
public static $api_host = 'pdfcrowd.com';
private static $missing_curl = 'pdfcrowd.php requires cURL which is not installed on your system.
How to install:
Windows: uncomment/add the "extension=php_curl.dll" line in php.ini
Linux: should be a part of the distribution,
e.g. on Debian/Ubuntu run "sudo apt-get install php5-curl"
You need to restart your web server after installation.
Links:
Installing the PHP/cURL binding: <http://curl.haxx.se/libcurl/php/install.html>
PHP/cURL documentation: <http://cz.php.net/manual/en/book.curl.php>';
private function http_post($url, $postfields, $outstream) {
if (!function_exists("curl_init")) {
throw new PdfcrowdException(self::$missing_curl);
}
$c = curl_init();
curl_setopt($c, CURLOPT_URL,$url);
curl_setopt($c, CURLOPT_HEADER, false);
curl_setopt($c, CURLOPT_CONNECTTIMEOUT, 10);
curl_setopt($c, CURLOPT_RETURNTRANSFER, true);
curl_setopt($c, CURLOPT_POST, true);
curl_setopt($c, CURLOPT_PORT, $this->port);
curl_setopt($c, CURLOPT_POSTFIELDS, $postfields);
if (!PHP_ZTS) {
// don't disable CURLOPT_DNS_USE_GLOBAL_CACHE in ZTS mode
// it's disabled by default and
// calling this method produces a warning always
curl_setopt($c, CURLOPT_DNS_USE_GLOBAL_CACHE, false);
}
curl_setopt($c, CURLOPT_USERAGENT, $this->user_agent);
if (isset($this->curlopt_timeout)) {
curl_setopt($c, CURLOPT_TIMEOUT, $this->curlopt_timeout);
}
if ($outstream) {
$this->outstream = $outstream;
curl_setopt($c, CURLOPT_WRITEFUNCTION, array($this, 'receive_to_stream'));
}
if ($this->scheme == 'https' && self::$api_host == 'pdfcrowd.com') {
curl_setopt($c, CURLOPT_SSL_VERIFYPEER, true);
} else {
curl_setopt($c, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($c, CURLOPT_SSL_VERIFYHOST, 0);
}
if ($this->proxy_name) {
curl_setopt($c, CURLOPT_PROXY, $this->proxy_name . ":" . $this->proxy_port);
if ($this->proxy_username) {
curl_setopt($c, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
curl_setopt($c, CURLOPT_PROXYUSERPWD, $this->proxy_username . ":" . $this->proxy_password);
}
}
$this->http_code = 0;
$this->error = "";
$response = curl_exec($c);
$this->http_code = curl_getinfo($c, CURLINFO_HTTP_CODE);
$error_str = curl_error($c);
$error_nr = curl_errno($c);
curl_close($c);
if ($error_nr != 0) {
throw new PdfcrowdException($error_str, $error_nr);
}
else if ($this->http_code == 200) {
if ($outstream == NULL) {
return $response;
}
} else {
throw new PdfcrowdException($this->error ? $this->error : $response, $this->http_code);
}
}
private function receive_to_stream($curl, $data) {
if ($this->http_code == 0) {
$this->http_code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
}
if ($this->http_code >= 400) {
$this->error = $this->error . $data;
return strlen($data);
}
$written = fwrite($this->outstream, $data);
if ($written != strlen($data)) {
if (get_magic_quotes_runtime()) {
throw new PdfcrowdException("Cannot write the PDF file because the 'magic_quotes_runtime' setting is enabled.
Please disable it either in your php.ini file, or in your code by calling 'set_magic_quotes_runtime(false)'.");
} else {
throw new PdfcrowdException('Writing the PDF file failed. The disk may be full.');
}
}
return $written;
}
private function set_or_unset($val, $field) {
if ($val)
$this->fields[$field] = $val;
else
unset($this->fields[$field]);
}
}
}
// =====================================
// === PDFCrowd cloud version client ===
// =====================================
namespace Pdfcrowd {
class Error extends \Exception {
// custom string representation of object
public function __toString() {
if ($this->code) {
return "{$this->code} - {$this->message}";
}
return "{$this->message}";
}
}
function create_invalid_value_message($value, $field, $converter, $hint, $id) {
$message = "Invalid value '$value' for $field.";
if($hint != null) {
$message = $message . " " . $hint;
}
return $message . " " . "Details: https://www.pdfcrowd.com/api/$converter-php/ref/#$id";
}
class ConnectionHelper
{
private static $REQ_NOT_AVAILABLE = 'pdfcrowd.php can not post HTTP request.
Solution 1: Edit your php.ini file and enable:
allow_url_fopen = On
Solution 2: Install cURL for PHP:
Windows: uncomment/add the "extension=php_curl.dll" line in your php.ini
Linux: should be a part of the distribution,
e.g. on Debian/Ubuntu run "sudo apt-get install php-curl"
You need to restart your web server after installation.';
function __construct($user_name, $api_key){
$this->host = getenv('PDFCROWD_HOST') ?: 'api.pdfcrowd.com';
$this->user_name = $user_name;
$this->api_key = $api_key;
$this->reset_response_data();
$this->setProxy(null, null, null, null);
$this->setUseHttp(false);
$this->setUserAgent('pdfcrowd_php_client/6.1.0 (https://pdfcrowd.com)');
$this->retry_count = 1;
$this->converter_version = '24.04';
// find available method for POST request
if(!ini_get('allow_url_fopen')) {
if(!function_exists("curl_init")) {
throw new Error(self::$REQ_NOT_AVAILABLE);
}
$this->use_curl = true;
}
else
{
$this->use_curl = false;
}
}
private $host;
private $user_name;
private $api_key;
private $port;
private $use_http;
private $scheme;
private $url;
private $debug_log_url;
private $credits;
private $consumed_credits;
private $job_id;
private $page_count;
private $total_page_count;
private $output_size;
private $user_agent;
private $proxy_host;
private $proxy_port;
private $proxy_user_name;
private $proxy_password;
private $retry_count;
private $retry;
private $converter_version;
private $error_message;
private $use_curl;
private static $SSL_ERRORS = array(35, 51, 53, 54, 58, 59, 60, 64, 66, 77, 80, 82, 83, 90, 91);
const CLIENT_VERSION = '6.1.0';
public static $MULTIPART_BOUNDARY = '----------ThIs_Is_tHe_bOUnDary_$';
private function add_file_field($name, $file_name, $data, &$body) {
$body .= "--" . self::$MULTIPART_BOUNDARY . "\r\n";
$body .= 'Content-Disposition: form-data; name="' . $name . '";' . ' filename="' . $file_name . '"' . "\r\n";
$body .= 'Content-Type: application/octet-stream' . "\r\n";
$body .= "\r\n";
$body .= $data . "\r\n";
}
private function reset_response_data() {
$this->debug_log_url = null;
$this->credits = 999999;
$this->consumed_credits = 0;
$this->job_id = '';
$this->page_count = 0;
$this->total_page_count = 0;
$this->output_size = 0;
$this->retry = 0;
}
private function build_body($fields, $files, $raw_data) {
$body = '';
foreach ($fields as $name => $content) {
$body .= "--" . self::$MULTIPART_BOUNDARY . "\r\n";
$body .= 'Content-Disposition: form-data; name="' . $name . '"' . "\r\n\r\n";
$body .= $content . "\r\n";
}
foreach ($files as $name => $file_name) {
$this->add_file_field($name, $file_name, file_get_contents($file_name), $body);
}
foreach ($raw_data as $name => $data) {
$this->add_file_field($name, $name, $data, $body);
}
return $body . "--" . self::$MULTIPART_BOUNDARY . "--\r\n";
}
private function output_body($http_code, $body, $out_stream) {
if ($http_code >= 300)
throw new Error($body, $http_code);
if ($out_stream == null)
return $body;
$written = fwrite($out_stream, $body);
if ($written != strlen($body)) {
if (get_magic_quotes_runtime()) {
throw new Error("Cannot write the PDF file because the 'magic_quotes_runtime' setting is enabled. Please disable it either in your php.ini file, or in your code by calling 'set_magic_quotes_runtime(false)'.");
}
throw new Error('Writing the PDF file failed. The disk may be full.');
}
}
private function should_retry($code) {
if (($code == 502 || $code == 503) && $this->retry_count > $this->retry) {
// http error 502 occures sometimes due to network problems
// so retry request
$this->retry++;
// wait a while before retry
usleep($this->retry * 100000);
return true;
}
return false;
}
public function post($fields, $files, $raw_data, $out_stream = null) {
if ($this->proxy_host && !$this->use_http)
throw new Error('HTTPS over a proxy is not supported.');
$this->reset_response_data();
if (!($this->use_curl || getenv('PDFCROWD_UNIT_TEST_MODE'))) {
if (!$this->use_http && !extension_loaded('openssl')) {
throw new Error('The Open SSL PHP extension is not enabled. Check your php.ini file.');
}
// use implementation without curl
return $this->post_no_curl($fields, $files, $raw_data, $out_stream);
}
$c = curl_init();
curl_setopt($c, CURLOPT_URL, $this->url . $this->converter_version . '/');
curl_setopt($c, CURLOPT_PORT, $this->port);
curl_setopt($c, CURLOPT_HEADER, true);
curl_setopt($c, CURLOPT_RETURNTRANSFER, true);
curl_setopt($c, CURLOPT_POST, true);
if (!PHP_ZTS) {
// don't disable CURLOPT_DNS_USE_GLOBAL_CACHE in ZTS mode
// it's disabled by default and
// calling this method produces a warning always
curl_setopt($c, CURLOPT_DNS_USE_GLOBAL_CACHE, false);
}
curl_setopt($c, CURLOPT_USERAGENT, $this->user_agent);
curl_setopt($c, CURLOPT_USERPWD, "{$this->user_name}:{$this->api_key}");
if ($this->scheme == 'https' && $this->host == 'api.pdfcrowd.com') {
curl_setopt($c, CURLOPT_SSL_VERIFYPEER, true);
curl_setopt($c, CURLOPT_SSL_VERIFYHOST, 2);
} else {
curl_setopt($c, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($c, CURLOPT_SSL_VERIFYHOST, 0);
}
if ($this->proxy_host) {
curl_setopt($c, CURLOPT_PROXY, $this->proxy_host . ':' . $this->proxy_port);
if ($this->proxy_user_name) {
curl_setopt($c, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);
curl_setopt($c, CURLOPT_PROXYUSERPWD, $this->proxy_user_name . ':' . $this->proxy_password);
}
}
if ($files === null) {
curl_setopt($c, CURLOPT_POSTFIELDS, $fields);
} else {
$body = $this->build_body($fields, $files, $raw_data);
curl_setopt($c, CURLOPT_HTTPHEADER , array(
'Content-Type: multipart/form-data; boundary=' . self::$MULTIPART_BOUNDARY,
'Content-Length: ' . strlen($body)));
curl_setopt($c, CURLOPT_POSTFIELDS, $body);
}
$response = $this->exec_request($c);
$http_code = curl_getinfo($c, CURLINFO_HTTP_CODE);
$error_str = curl_error($c);
$error_nr = curl_errno($c);
$header_size = curl_getinfo($c, CURLINFO_HEADER_SIZE);
$headers = array_map("rtrim", explode("\n", substr($response, 0, $header_size)));
$body = substr($response, $header_size);
$this->parse_response_headers($headers);
curl_close($c);
if ($error_nr != 0) {
if (in_array($error_nr, self::$SSL_ERRORS)) {
throw new Error("There was a problem connecting to Pdfcrowd servers over HTTPS:\n" .
"{$error_str} ({$error_nr})" .
"\nYou can still use the API over HTTP, you just need to add the following line right after Pdfcrowd client initialization:\n\$client->setUseHttp(true);",
481);
}
throw new Error($error_str, $error_nr);
}
return $this->output_body($http_code, $body, $out_stream);
}
private function exec_request($c) {
$response = curl_exec($c);
$http_code = curl_getinfo($c, CURLINFO_HTTP_CODE);
if ($this->should_retry($http_code)) {
return $this->exec_request($c);
}
return $response;
}
private function post_no_curl($fields, $files, $raw_data, $out_stream) {
$body = $this->build_body($fields, $files, $raw_data);
$auth = base64_encode("{$this->user_name}:{$this->api_key}");
$headers = array(
'Content-Type: multipart/form-data; boundary=' . self::$MULTIPART_BOUNDARY,
'Content-Length: ' . strlen($body),
'Authorization: Basic ' . $auth,
'User-Agent: ' . $this->user_agent
);
$context_options = array(
'http' => array(
'method' => 'POST',
'content' => $body,
'ignore_errors' => true,
'timeout' => 300
)
);
if ($this->host != 'api.pdfcrowd.com') {
$context_options['ssl'] = array(
'verify_peer_name' => false
);
}
if ($this->proxy_host) {
$context_options['http']['proxy'] = $this->proxy_host . ':' . $this->proxy_port;
$context_options['http']['request_fulluri'] = true;
if ($this->proxy_user_name) {
$auth = base64_encode("{$this->proxy_user_name}:{$this->proxy_password}");
$headers[] = "Proxy-Authorization: Basic $auth";
}
}
$context_options['http']['header'] = $headers;
$context = stream_context_create($context_options);
$response = $this->exec_request_no_curl(
$this->url . $this->converter_version . '/', $context);
return $this->output_body($response['code'], $response['body'], $out_stream);
}
private function parse_response_headers($headers) {
$code = 555;
foreach ($headers as $header) {
if (preg_match('/HTTP\/\d\.\d\s+(\d+)\s*.*/i', $header, $matches)) {
$code = intval($matches[1]);
} else if(preg_match('/X-Pdfcrowd-Job-Id:\s+(.*)/i', $header, $matches)) {
$this->job_id = $matches[1];
} else if(preg_match('/X-Pdfcrowd-Pages:\s+(.*)/i', $header, $matches)) {
$this->page_count = intval($matches[1]);
} else if(preg_match('/X-Pdfcrowd-Total-Pages:\s+(.*)/i', $header, $matches)) {
$this->total_page_count = intval($matches[1]);
} else if(preg_match('/X-Pdfcrowd-Output-Size:\s+(.*)/i', $header, $matches)) {
$this->output_size = intval($matches[1]);
} else if(preg_match('/X-Pdfcrowd-Remaining-Credits:\s+(.*)/i', $header, $matches)) {
$this->credits = intval($matches[1]);
} else if(preg_match('/X-Pdfcrowd-Consumed-Credits:\s+(.*)/i', $header, $matches)) {
$this->consumed_credits = intval($matches[1]);
} else if(preg_match('/X-Pdfcrowd-Debug-Log:\s+(.*)/i', $header, $matches)) {
$this->debug_log_url = $matches[1];
}
}
return $code;
}
function custom_error_handler($severity, $message, $file, $line) {
$this->error_message .= $message . "\n";
}
private function exec_request_no_curl($url, $context) {
$this->error_message = '';
set_error_handler(array($this, 'custom_error_handler'));
$body = file_get_contents($url, false, $context);
restore_error_handler();
if($body === false) {
if(strpos($this->error_message, "SSL") === false) {
if(strpos($this->error_message, "allow_url_fopen") !== false) {
throw new Error($this->error_message .
self::$REQ_NOT_AVAILABLE);
}
throw new Error($this->error_message);
}
throw new Error("There was a problem connecting to Pdfcrowd servers over HTTPS:\n" .
$this->error_message .
"\nYou can still use the API over HTTP, you just need to add the following line right after Pdfcrowd client initialization:\n\$client->setUseHttp(true);",
481);
}
$code = $this->parse_response_headers($http_response_header);
if ($this->should_retry($code)) {
return $this->exec_request_no_curl($url, $context);
}
return array(
'code' => $code,
'body' => $body
);
}
function setUseHttp($use_http) {
if($use_http) {
$this->port = 80;
$this->scheme = 'http';
}
else {
$this->port = 443;
$this->scheme = 'https';
}
$this->use_http = $use_http;
$this->url = "{$this->scheme}://{$this->host}/convert/";
}
function setProxy($host, $port, $user_name, $password) {
$this->proxy_host = $host;
$this->proxy_port = $port;
$this->proxy_user_name = $user_name;
$this->proxy_password = $password;
}
function setUserAgent($user_agent) {
$this->user_agent = $user_agent;
}
function setRetryCount($retry_count) {
$this->retry_count = $retry_count;
}
function setConverterVersion($converter_version) {
$this->converter_version = $converter_version;
}
function getDebugLogUrl() {
return $this->debug_log_url;
}
function getRemainingCreditCount() {
return $this->credits;
}
function getConsumedCreditCount() {
return $this->consumed_credits;
}
function getJobId() {
return $this->job_id;
}
function getPageCount() {
return $this->page_count;
}
function getTotalPageCount() {
return $this->total_page_count;
}
function getOutputSize() {
return $this->output_size;
}
function getConverterVersion() {
return $this->converter_version;
}
function setUseCurl($use_curl) {
$this->use_curl = $use_curl;
}
}
// generated code
/**
* Conversion from HTML to PDF.
*/
class HtmlToPdfClient {
private $helper;
private $fields;
private $file_id;
private $files;
private $raw_data;
/**
* Constructor for the Pdfcrowd API client.
*
* @param user_name Your username at Pdfcrowd.
* @param api_key Your API key.
*/
function __construct($user_name, $api_key) {
$this->helper = new ConnectionHelper($user_name, $api_key);
$this->fields = array('input_format'=>'html', 'output_format'=>'pdf');
$this->file_id = 1;
$this->files = array();
$this->raw_data = array();
}
/**
* Convert a web page.
*
* @param url The address of the web page to convert. The supported protocols are http:// and https://.
* @return Byte array containing the conversion output.
*/
function convertUrl($url) {
if (!preg_match("/(?i)^https?:\/\/.*$/", $url))
throw new Error(create_invalid_value_message($url, "convertUrl", "html-to-pdf", "The supported protocols are http:// and https://.", "convert_url"), 470);
$this->fields['url'] = $url;
return $this->helper->post($this->fields, $this->files, $this->raw_data);
}
/**
* Convert a web page and write the result to an output stream.
*
* @param url The address of the web page to convert. The supported protocols are http:// and https://.
* @param out_stream The output stream that will contain the conversion output.
*/
function convertUrlToStream($url, $out_stream) {
if (!preg_match("/(?i)^https?:\/\/.*$/", $url))
throw new Error(create_invalid_value_message($url, "convertUrlToStream::url", "html-to-pdf", "The supported protocols are http:// and https://.", "convert_url_to_stream"), 470);
$this->fields['url'] = $url;
$this->helper->post($this->fields, $this->files, $this->raw_data, $out_stream);
}
/**
* Convert a web page and write the result to a local file.
*
* @param url The address of the web page to convert. The supported protocols are http:// and https://.
* @param file_path The output file path. The string must not be empty.
*/
function convertUrlToFile($url, $file_path) {
if (!($file_path != null && $file_path !== ''))
throw new Error(create_invalid_value_message($file_path, "convertUrlToFile::file_path", "html-to-pdf", "The string must not be empty.", "convert_url_to_file"), 470);
$output_file = fopen($file_path, "wb");
if (!$output_file) {
$error = error_get_last();
throw new \Exception($error['message']);
}
try {
$this->convertUrlToStream($url, $output_file);
fclose($output_file);