Perform uploads via a (eventually to be hidden) iframe

[citadel.git] / webcit / messages.c

diff --git a/webcit/messages.c b/webcit/messages.c
index 88faa7b2e323783abc36a34c4c847449ce13f80c..eefc48039ee729b497df35c97ad4cf905bbce752 100644 (file)
--- a/webcit/messages.c
+++ b/webcit/messages.c
@@ -1005,7 +1005,6 @@ void post_message(void)
        char buf[1024];
        StrBuf *encoded_subject = NULL;
        static long dont_post = (-1L);
-       wc_mime_attachment  *att;
        int is_anonymous = 0;
        const StrBuf *display_name = NULL;
        wcsession *WCC = WC;
@@ -1023,59 +1022,6 @@ void post_message(void)
                }
        }
 
-       if (WCC->upload_length > 0) {
-               const char *pch;
-               int n;
-               const char *newn;
-               long newnlen;
-               void *v;
-
-               /* There's an attachment.  Save it to this struct... */
-               lprintf(9, "Client is uploading %d bytes\n", WCC->upload_length);
-               att = malloc(sizeof(wc_mime_attachment));
-               memset(att, 0, sizeof(wc_mime_attachment ));
-               att->length = WCC->upload_length;
-               att->ContentType = NewStrBufPlain(WCC->upload_content_type, -1);
-               att->FileName = NewStrBufDup(WCC->upload_filename);
-               
-               if (WCC->attachments == NULL) {
-                       WCC->attachments = NewHash(1, Flathash);
-               }
-
-               /* And add it to the list. */
-               n = 0;
-               if ((GetCount(WCC->attachments) > 0) && 
-                   GetHashAt(WCC->attachments, 
-                             GetCount(WCC->attachments) -1, 
-                             &newnlen, &newn, &v))
-                   n = *((int*) newn) + 1;
-               Put(WCC->attachments, IKEY(n), att, DestroyMime);
-
-               /*
-                * Mozilla sends a simple filename, which is what we want,
-                * but Satan's Browser sends an entire pathname.  Reduce
-                * the path to just a filename if we need to.
-                */
-               pch = strrchr(ChrPtr(att->FileName), '/');
-               if (pch != NULL) {
-                       StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName) + 1);
-               }
-               pch = strrchr(ChrPtr(att->FileName), '\\');
-               if (pch != NULL) {
-                       StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName) + 1);
-               }
-
-               /*
-                * Transfer control of this memory from the upload struct
-                * to the attachment struct.
-                */
-               att->Data = WCC->upload;
-               WCC->upload = NULL;
-               WCC->upload_length = 0;
-
-               /* and keep going, because we don't do attachments in two posts anymore */
-       }
-
        if (!strcasecmp(bstr("submit_action"), "cancel")) {
                sprintf(WCC->ImportantMessage, 
                        _("Cancelled.  Message was not posted."));
@@ -1257,6 +1203,71 @@ void post_message(void)
 }
 
 
+/*
+ * Client is uploading an attachment
+ */
+void upload_attachment(void) {
+       wcsession *WCC = WC;
+       const char *pch;
+       int n;
+       const char *newn;
+       long newnlen;
+       void *v;
+       wc_mime_attachment *att;
+
+       lprintf(9, "upload_attachment()\n");
+       wc_printf("upload_attachment()<br>\n");
+
+       if (WCC->upload_length <= 0) {
+               lprintf(9, "ERROR no attachment was uploaded\n");
+               wc_printf("ERROR no attachment was uploaded<br>\n");
+               return;
+       }
+
+       lprintf(9, "Client is uploading %d bytes\n", WCC->upload_length);
+       wc_printf("Client is uploading %d bytes<br>\n", WCC->upload_length);
+       att = malloc(sizeof(wc_mime_attachment));
+       memset(att, 0, sizeof(wc_mime_attachment ));
+       att->length = WCC->upload_length;
+       att->ContentType = NewStrBufPlain(WCC->upload_content_type, -1);
+       att->FileName = NewStrBufDup(WCC->upload_filename);
+       
+       if (WCC->attachments == NULL) {
+               WCC->attachments = NewHash(1, Flathash);
+       }
+
+       /* And add it to the list. */
+       n = 0;
+       if ((GetCount(WCC->attachments) > 0) && 
+           GetHashAt(WCC->attachments, 
+                     GetCount(WCC->attachments) -1, 
+                     &newnlen, &newn, &v))
+           n = *((int*) newn) + 1;
+       Put(WCC->attachments, IKEY(n), att, DestroyMime);
+
+       /*
+        * Mozilla sends a simple filename, which is what we want,
+        * but Satan's Browser sends an entire pathname.  Reduce
+        * the path to just a filename if we need to.
+        */
+       pch = strrchr(ChrPtr(att->FileName), '/');
+       if (pch != NULL) {
+               StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName) + 1);
+       }
+       pch = strrchr(ChrPtr(att->FileName), '\\');
+       if (pch != NULL) {
+               StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName) + 1);
+       }
+
+       /*
+        * Transfer control of this memory from the upload struct
+        * to the attachment struct.
+        */
+       att->Data = WCC->upload;
+       WCC->upload = NULL;
+       WCC->upload_length = 0;
+}
+
 
 
 /*
@@ -1787,6 +1798,7 @@ InitModule_MSG
        WebcitAddUrlHandler(HKEY("mimepart_download"), "", 0, download_mimepart, NEED_URL);
        WebcitAddUrlHandler(HKEY("postpart"), "", 0, view_postpart, NEED_URL|PROHIBIT_STARTPAGE);
        WebcitAddUrlHandler(HKEY("postpart_download"), "", 0, download_postpart, NEED_URL|PROHIBIT_STARTPAGE);
+       WebcitAddUrlHandler(HKEY("upload_attachment"), "", 0, upload_attachment, AJAX);
 
        /* json */
        WebcitAddUrlHandler(HKEY("roommsgs"), "", 0, jsonMessageList,0);