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fix encoding and regular expression #245

This commit is contained in:
vnmedeiros 2019-09-10 16:05:07 -03:00
parent f76c706896
commit 912dc51585
1 changed files with 50 additions and 52 deletions
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102
src/classes/class-tainacan-media.php
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@ -10,13 +10,13 @@ class Media {
private static $file_handle = null;
private static $file_name = null;
public static function get_instance() {
if(!isset(self::$instance)) {
self::$instance = new self();
}
public static function get_instance() {
if(!isset(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
return self::$instance;
}
/**
* Insert an attachment from an URL address.
@ -59,58 +59,58 @@ class Media {
}
/**
* Avoid memory overflow problems with large files (Exceeded maximum memory limit of PHP)
*
* @param $url
* @return string the file path
*/
public function save_remote_file($url) {
/**
* Avoid memory overflow problems with large files (Exceeded maximum memory limit of PHP)
*
* @param $url
* @return string the file path
*/
public function save_remote_file($url) {
set_time_limit(0);
set_time_limit(0);
$filename = tempnam(sys_get_temp_dir(), basename($url));
$filename = tempnam(sys_get_temp_dir(), basename($url));
# Open the file for writing...
self::$file_handle = fopen($filename, 'w+');
self::$file_name = $filename;
# Open the file for writing...
self::$file_handle = fopen($filename, 'w+');
self::$file_name = $filename;
$callback = function ($ch, $str) {
$len = fwrite(self::$file_handle, $str);
return $len;
};
$callback = function ($ch, $str) {
$len = fwrite(self::$file_handle, $str);
return $len;
};
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_FILE, self::$file_handle);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); # optional
curl_setopt($ch, CURLOPT_TIMEOUT, -1); # optional: -1 = unlimited, 3600 = 1 hour
curl_setopt($ch, CURLOPT_VERBOSE, false); # Set to true to see all the innards
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_FILE, self::$file_handle);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true); # optional
curl_setopt($ch, CURLOPT_TIMEOUT, -1); # optional: -1 = unlimited, 3600 = 1 hour
curl_setopt($ch, CURLOPT_VERBOSE, false); # Set to true to see all the innards
# Only if you need to bypass SSL certificate validation
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
# Only if you need to bypass SSL certificate validation
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
# Assign a callback function to the CURL Write-Function
curl_setopt($ch, CURLOPT_WRITEFUNCTION, $callback);
# Assign a callback function to the CURL Write-Function
curl_setopt($ch, CURLOPT_WRITEFUNCTION, $callback);
# Exceute the download - note we DO NOT put the result into a variable!
curl_exec($ch);
# Exceute the download - note we DO NOT put the result into a variable!
curl_exec($ch);
# Close CURL
curl_close($ch);
# Close CURL
curl_close($ch);
# Close the file pointer
fclose(self::$file_handle);
# Close the file pointer
fclose(self::$file_handle);
return $filename;
}
return $filename;
}
/**
/**
* Insert an attachment from an URL address.
*
* @param blob $blob bitstream of the attachment
@ -230,7 +230,7 @@ class Media {
public function index_pdf_content($file, $item_id) {
$content_index_meta = '_document_content_index';
$content_index_meta = '_document_content_index';
if (defined('TAINACAN_CONTENT_PDF_INDEX_METADATA')) {
$content_index_meta = TAINACAN_CONTENT_PDF_INDEX_METADATA;
}
@ -255,14 +255,12 @@ class Media {
}
$PDF2Text = new \PDF2Text();
$PDF2Text->setUnicode(true);
$PDF2Text->setFilename($file);
try {
$PDF2Text->decodePDF();
//$content = $PDF2Text->output(); // melhorar essa expresão regular
$content = preg_replace('/[^a-zA-Z0-9_ -]/s','',$PDF2Text->output()); // melhorar essa expresão regular
//$content = filter_var ( $PDF2Text->output(), FILTER_SANITIZE_STRING);
//$content = iconv('ISO-8859-1', 'UTF-8//TRANSLIT//IGNORE', $PDF2Text->output());
//$content = preg_replace('/[\r\n\\n]+/', "\n", $content);
$PDF2Text->decodePDF();
$content = preg_replace('~[[:cntrl:]]~', '', $PDF2Text->output());
$content = mb_convert_encoding($content, 'UTF-8', 'ISO-8859-1');
$meta_id = update_post_meta( $item_id, $content_index_meta, $content );
} catch(Exception $e) {
error_log('Caught exception: ' . $e->getMessage() . "\n");