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authorzotlabs <mike@macgirvin.com>2017-02-28 16:31:35 -0800
committerzotlabs <mike@macgirvin.com>2017-02-28 16:32:24 -0800
commit1ca0b85196d4cf295abfd3895da34768048aa0b2 (patch)
tree36d2437e016dd4a921d56cd85f06bafcd910fa9f /include
parentdf57e7ab93254d063b453a68f15d254079450cf9 (diff)
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cleaner integration between the headers and session options of z_fetch_url()
Diffstat (limited to 'include')
-rw-r--r--include/network.php33
1 files changed, 26 insertions, 7 deletions
diff --git a/include/network.php b/include/network.php
index 0fda80f19..6d1a05e9f 100644
--- a/include/network.php
+++ b/include/network.php
@@ -24,6 +24,7 @@ function get_capath() {
* @param array $opts (optional parameters) associative array with:
* * \b accept_content => supply Accept: header with 'accept_content' as the value
* * \b timeout => int seconds, default system config value or 60 seconds
+ * * \b headers => array of additional header fields
* * \b http_auth => username:password
* * \b novalidate => do not validate SSL certs, default is to validate using our CA list
* * \b nobody => only return the header
@@ -31,6 +32,7 @@ function get_capath() {
* * \b custom => custom request method: e.g. 'PUT', 'DELETE'
* * \b cookiejar => cookie file (write)
* * \b cookiefile => cookie file (read)
+ * * \b session => boolean; append session cookie *if* $url is our own site
*
* @return array an associative array with:
* * \e int \b return_code => HTTP return code or 0 if timeout or failure
@@ -74,8 +76,21 @@ function z_fetch_url($url, $binary = false, $redirects = 0, $opts = array()) {
if(x($opts,'readfunc'))
@curl_setopt($ch, CURLOPT_READFUNCTION, $opts['readfunc']);
- if(x($opts,'headers'))
- @curl_setopt($ch, CURLOPT_HTTPHEADER, $opts['headers']);
+ // When using the session option and fetching from our own site,
+ // append the PHPSESSID cookie to any existing headers.
+ // Don't add to $opts['headers'] so that the cookie does not get
+ // sent to other sites via redirects
+
+ $instance_headers = ((array_key_exists('headers',$opts) && is_array($opts['headers'])) ? $opts['headers'] : []);
+
+ if(x($opts,'session')) {
+ if(strpos($url,z_root()) === 0) {
+ $instance_headers[] = 'Cookie: PHPSESSID=' . session_id();
+ }
+ }
+ if($instance_headers)
+ @curl_setopt($ch, CURLOPT_HTTPHEADER, $instance_headers);
+
if(x($opts,'nobody'))
@curl_setopt($ch, CURLOPT_NOBODY, $opts['nobody']);
@@ -91,9 +106,6 @@ function z_fetch_url($url, $binary = false, $redirects = 0, $opts = array()) {
@curl_setopt($ch, CURLOPT_TIMEOUT, (($curl_time !== false) ? $curl_time : 60));
}
- if(x($opts,'session') && strpos($url,z_root()) === 0) {
- @curl_setopt($ch, CURLOPT_HTTPHEADER, [ 'Cookie: PHPSESSID=' . session_id() ]);
- }
if(x($opts,'http_auth')) {
// "username" . ':' . "password"
@@ -233,9 +245,16 @@ function z_post_url($url,$params, $redirects = 0, $opts = array()) {
@curl_setopt($ch, CURLOPT_HEADER, false);
}
- if(x($opts,'headers')) {
- @curl_setopt($ch, CURLOPT_HTTPHEADER, $opts['headers']);
+ $instance_headers = ((array_key_exists('headers',$opts) && is_array($opts['headers'])) ? $opts['headers'] : []);
+
+ if(x($opts,'session')) {
+ if(strpos($url,z_root()) === 0) {
+ $instance_headers[] = 'Cookie: PHPSESSID=' . session_id();
+ }
}
+ if($instance_headers)
+ @curl_setopt($ch, CURLOPT_HTTPHEADER, $instance_headers);
+
if(x($opts,'nobody'))
@curl_setopt($ch, CURLOPT_NOBODY, $opts['nobody']);