MimeHooks: Request URL via environment variable

IssueID #90

2 files changed, 3 insertions, 2 deletions

diff --git a/res/about/help.gmi b/res/about/help.gmi
index 5e9ececd..f71f5164 100644
--- a/res/about/help.gmi
+++ b/res/about/help.gmi
@@ -337,7 +337,7 @@ Example use cases:
 
 ## Interface
 
-When a hook is called, it is given the MIME type and parameters via command line arguments. The response body is provided via stdin.
+When a hook is called, it is given the MIME type and parameters via command line arguments. The response body is provided via stdin. The request's URL is available in the REQUEST_URL environment variable.
 
 The MIME type and parameters are split at semicolons, so "text/gemini; lang=ja" would be called as:
 ```
diff --git a/src/gmrequest.c b/src/gmrequest.c
index 2402cc40..fe026a5b 100644
--- a/src/gmrequest.c
+++ b/src/gmrequest.c
@@ -262,7 +262,8 @@ static void requestFinished_GmRequest_(iGmRequest *d, iTlsRequest *req) {
     checkServerCertificate_GmRequest_(d);
     unlock_Mutex(d->mtx);
     /* Check for mimehooks. */
-    if (d->isRespFiltered && d->state == finished_GmRequestState) {       
+    if (d->isRespFiltered && d->state == finished_GmRequestState) {
+        setenv("REQUEST_URL", cstr_String(&d->url), 1);
         iBlock *xbody = tryFilter_MimeHooks(mimeHooks_App(), &d->resp->meta, &d->resp->body);
         if (xbody) {
             lock_Mutex(d->mtx);