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Update WireHttp::sendFile() to support a 'data' option that lets you provide a string of content to send as a download, rather than pulling from existing file.

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This commit is contained in:
Ryan Cramer
2019-05-17 13:21:12 -04:00
parent f83b4ae259
commit bac9736e49
1 changed files with 29 additions and 9 deletions
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38
wire/core/WireHttp.php
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@@ -439,7 +439,7 @@ class WireHttp extends Wire {
$options = array_merge($defaults, $options);
$url = $this->validateURL($url, false);
$allowFopen = $this->hasFopen;
$allowCURL = $this->hasCURL && version_compare(PHP_VERSION, '5.5') >= 0; // #849
$allowCURL = $this->hasCURL && (version_compare(PHP_VERSION, '5.5') >= 0 || $options['use'] === 'curl'); // #849
$result = false;
if(empty($url)) return false;
@@ -622,7 +622,7 @@ class WireHttp extends Wire {
curl_setopt($curl, CURLOPT_HTTPGET, true);
}
if($proxy) curl_setopt($curl, CURLOPT_PROXY, $options['http']['proxy']);
if($proxy) curl_setopt($curl, CURLOPT_PROXY, $proxy);
if(!empty($this->data)) {
if($method === 'POST') {
@@ -1266,13 +1266,14 @@ class WireHttp extends Wire {
*
* #pw-group-files
*
* @param string $filename Filename to send
* @param string|bool $filename Filename to send (or boolean false if sending $options[data] rather than file)
* @param array $options Options that you may pass in:
* - `exit` (bool): Halt program executation after file send (default=true).
* - `partial` (bool): Allow use of partial downloads via HTTP_RANGE requests? Since 3.0.131 (default=true)
* - `forceDownload` (bool|null): Whether file should force download (default=null, i.e. let content-type header decide).
* - `downloadFilename` (string): Filename you want the download to show on user's computer, or omit to use existing.
* - `headers` (array): The $headers argument to this method can also be provided as an option right here, since 3.0.131 (default=[])
* - `data` (string): String of data to send rather than contents of file, applicable only if $filename argument is false, Since 3.0.132.
* @param array $headers Headers that are sent. These are the defaults:
* - `pragma`: public
* - `expires`: 0
@@ -1298,6 +1299,8 @@ class WireHttp extends Wire {
'downloadFilename' => '',
// optionally specify headers here rather than as 3rd argument
'headers' => array(),
// string of data to send rather than $filename, applicable only if $filename is boolean false
'data' => null,
);
$defaultHeaders = array(
@@ -1309,14 +1312,26 @@ class WireHttp extends Wire {
"content-length" => "{filesize}",
);
if(!is_file($filename)) throw new WireException("File does not exist");
$options = array_merge($defaultOptions, $options);
$headers = array_merge($defaultHeaders, $options['headers'], $headers);
$info = pathinfo($filename);
$ext = strtolower($info['extension']);
$filesize = filesize($filename);
$contentTypes = $this->wire('config')->fileContentTypes;
if($filename === false) {
// sending data string
if(empty($options['downloadFilename'])) throw new WireException('The "downloadFilename" option is required');
if($options['data'] === null) throw new WireException('The "data" option is required');
$info = pathinfo($options['downloadFilename']);
$ext = strtolower($info['extension']);
$filesize = strlen($options['data']);
$options['partial'] = false;
} else {
// sending contents of file
if(!is_file($filename)) throw new WireException("File does not exist");
$info = pathinfo($filename);
$ext = strtolower($info['extension']);
$filesize = filesize($filename);
}
$contentType = isset($contentTypes[$ext]) ? $contentTypes[$ext] : $contentTypes['?'];
$forceDownload = $options['forceDownload'];
$bytesSent = 0;
@@ -1359,7 +1374,12 @@ class WireHttp extends Wire {
$this->sendHeaders();
@ob_end_clean();
@flush();
readfile($filename);
if($filename === false) {
echo $options['data'];
} else {
readfile($filename);
}
if($options['exit']) exit;