Integrated the DKIM signer into serv_smtpclient, but disabled it
[citadel.git] / webcit / downloads.c
index 56134d0c8aad9622ceaaa901844b87f746182dcf..9b7dde993c47f254174d3040a2540292ece34b3a 100644 (file)
@@ -1,8 +1,21 @@
 /*
- * $Id$
+ * Copyright (c) 1996-2012 by the citadel.org team
+ *
+ * This program is open source software.  You can redistribute it and/or
+ * modify it under the terms of the GNU General Public License, version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
  */
+
 #include "webcit.h"
-#include "webserver.h"
+
+
+CtxType CTX_FILELIST = CTX_NONE;
+
+extern void output_static(const char* What);
 
 extern char* static_dirs[];
 
@@ -27,22 +40,22 @@ void FreeFiles(void *vFile)
 /* -------------------------------------------------------------------------------- */
 void tmplput_FILE_NAME(StrBuf *Target, WCTemplputParams *TP)
 {
-       FileListStruct *F = (FileListStruct*) CTX;
+       FileListStruct *F = (FileListStruct*) CTX(CTX_FILELIST);
        StrBufAppendTemplate(Target, TP, F->Filename, 0);
 }
 void tmplput_FILE_SIZE(StrBuf *Target, WCTemplputParams *TP)
 {
-       FileListStruct *F = (FileListStruct*) CTX;
+       FileListStruct *F = (FileListStruct*) CTX(CTX_FILELIST);
        StrBufAppendPrintf(Target, "%ld", F->FileSize);
 }
 void tmplput_FILEMIMETYPE(StrBuf *Target, WCTemplputParams *TP)
 {
-       FileListStruct *F = (FileListStruct*) CTX;
+       FileListStruct *F = (FileListStruct*) CTX(CTX_FILELIST);
        StrBufAppendTemplate(Target, TP, F->MimeType, 0);
 }
 void tmplput_FILE_COMMENT(StrBuf *Target, WCTemplputParams *TP)
 {
-       FileListStruct *F = (FileListStruct*) CTX;
+       FileListStruct *F = (FileListStruct*) CTX(CTX_FILELIST);
        StrBufAppendTemplate(Target, TP, F->Comment, 0);
 }
 
@@ -50,7 +63,7 @@ void tmplput_FILE_COMMENT(StrBuf *Target, WCTemplputParams *TP)
 
 int Conditional_FILE_ISPIC(StrBuf *Target, WCTemplputParams *TP)
 {
-       FileListStruct *F = (FileListStruct*) CTX;
+       FileListStruct *F = (FileListStruct*) CTX(CTX_FILELIST);
        return F->IsPic;
 }
 
@@ -172,10 +185,10 @@ HashList* LoadFileList(StrBuf *Target, WCTemplputParams *TP)
        int sequence = 0;
        char buf[1024];
        CompareFunc SortIt;
-       int HavePic;
+       int HavePic = 0;
        WCTemplputParams SubTP;
 
-       memset(&TP, 0, sizeof(WCTemplputParams));
+       memset(&SubTP, 0, sizeof(WCTemplputParams));
        serv_puts("RDIR");
        serv_getln(buf, sizeof buf);
        if (buf[0] != '1') return NULL;
@@ -210,6 +223,8 @@ HashList* LoadFileList(StrBuf *Target, WCTemplputParams *TP)
                }
                Put(Files, SKEY(Entry->Filename), Entry, FreeFiles);
        }
+       if (HavePic)
+               putbstr("__HAVE_PIC", NewStrBufPlain(HKEY("1")));
        SubTP.Filter.ContextType = CTX_FILELIST;
        SortIt = RetrieveSort(&SubTP, NULL, 0, HKEY("fileunsorted"), 0);
        if (SortIt != NULL)
@@ -217,7 +232,6 @@ HashList* LoadFileList(StrBuf *Target, WCTemplputParams *TP)
        else 
                SortByPayload(Files, CompareFilelistBySequence);
        FreeStrBuf(&Buf);
-       svputlong("FILE:HAVEPICS", HavePic);
        return Files;
 }
 
@@ -232,7 +246,7 @@ void display_mime_icon(void)
        FileName = GetIconFilename(MimeType, tlen);
 
        if (FileName == NULL)
-               snprintf (FileBuf, SIZ, "%s%s", static_dirs[0], "/diskette_24x.gif");
+               snprintf (FileBuf, SIZ, "%s%s", static_dirs[0], "/webcit_icons/essen/16x16/file.png");
        else
                snprintf (FileBuf, SIZ, "%s%s", static_dirs[3], FileName);
        output_static(FileBuf);
@@ -256,19 +270,21 @@ void download_file(void)
        if (GetServerStatus(Buf, NULL) == 2) {
                StrBufCutLeft(Buf, 4);
                bytes = StrBufExtract_long(Buf, 0, '|');
-               if (!force_download) {
-                       StrBufExtract_token(ContentType, Buf, 3, '|');
-               }
-               read_server_binary(WCC->WBuf, bytes, Buf);
+               StrBufExtract_token(ContentType, Buf, 3, '|');
+
+               CheckGZipCompressionAllowed (SKEY(ContentType));
+               if (force_download)
+                       FlushStrBuf(ContentType);
+
+               serv_read_binary_to_http(ContentType, bytes, 0, 0);
                serv_puts("CLOS");
                StrBuf_ServGetln(Buf);
-               http_transmit_thing(ChrPtr(ContentType), 0);
        } else {
                StrBufCutLeft(Buf, 4);
                hprintf("HTTP/1.1 404 %s\n", ChrPtr(Buf));
                output_headers(0, 0, 0, 0, 0, 0);
                hprintf("Content-Type: text/plain\r\n");
-               wprintf(_("An error occurred while retrieving this file: %s\n"), 
+               wc_printf(_("An error occurred while retrieving this file: %s\n"), 
                        ChrPtr(Buf));
                end_burst();
        }
@@ -281,20 +297,19 @@ void download_file(void)
 void delete_file(void)
 {
        const StrBuf *MimeType;
-       StrBuf *Buf;
+       StrBuf *Line;
        char buf[256];
        
        safestrncpy(buf, bstr("file"), sizeof buf);
        unescape_input(buf);
        serv_printf("DELF %s", buf);
-       Buf = NewStrBuf();
-       StrBuf_ServGetln(Buf);
-       GetServerStatus(Buf, NULL);
-       StrBufCutLeft(Buf, 4);
-       strcpy(WC->ImportantMessage, ChrPtr(Buf));
+
+       StrBuf_ServGetln(Line);
+       GetServerStatusMsg(Line, NULL, 1, 0);
+
        MimeType = DoTemplate(HKEY("files"), NULL, &NoCtx);
        http_transmit_thing(ChrPtr(MimeType), 0);
-       FreeStrBuf(&Buf);
+       FreeStrBuf(&Line);
 }
 
 
@@ -303,19 +318,26 @@ void upload_file(void)
 {
        const StrBuf *RetMimeType;
        const char *MimeType;
-       char buf[1024];
+       StrBuf *Line;
        long bytes_transmitted = 0;
        long blocksize;
+       const StrBuf *Desc;
        wcsession *WCC = WC;     /* stack this for faster access (WC is a function) */
 
        MimeType = GuessMimeType(ChrPtr(WCC->upload), WCC->upload_length); 
-       serv_printf("UOPN %s|%s|%s", WCC->upload_filename, MimeType, bstr("description"));
-       serv_getln(buf, sizeof buf);
-       if (buf[0] != '2')
-       {
-               strcpy(WCC->ImportantMessage, &buf[4]);
+
+               Desc = sbstr("description");
+
+       serv_printf("UOPN %s|%s|%s", 
+                   ChrPtr(WCC->upload_filename), 
+                   MimeType, 
+                   ChrPtr(Desc));
+       Line = NewStrBuf();
+       StrBuf_ServGetln(Line);
+       if (GetServerStatusMsg(Line, NULL, 1, 2) != 2) {
                RetMimeType = DoTemplate(HKEY("files"), NULL, &NoCtx);
                http_transmit_thing(ChrPtr(RetMimeType), 0);
+               FreeStrBuf(&Line);
                return;
        }
 
@@ -327,20 +349,22 @@ void upload_file(void)
                        blocksize = (WCC->upload_length - bytes_transmitted);
                }
                serv_printf("WRIT %ld", blocksize);
-               serv_getln(buf, sizeof buf);
-               if (buf[0] == '7')
-               {
-                       blocksize = atoi(&buf[4]);
+               StrBuf_ServGetln(Line);
+               if (GetServerStatusMsg(Line, NULL, 0, 0) == 7) {
+                       blocksize = atoi(ChrPtr(Line) + 4);
                        serv_write(&ChrPtr(WCC->upload)[bytes_transmitted], blocksize);
                        bytes_transmitted += blocksize;
                }
+               else
+                       break;
        }
 
        serv_puts("UCLS 1");
-       serv_getln(buf, sizeof buf);
-       strcpy(WCC->ImportantMessage, &buf[4]);
+       StrBuf_ServGetln(Line);
+       GetServerStatusMsg(Line, NULL, 1, 0);
        RetMimeType = DoTemplate(HKEY("files"), NULL, &NoCtx);
        http_transmit_thing(ChrPtr(RetMimeType), 0);
+       FreeStrBuf(&Line);
 }
 
 
@@ -360,34 +384,39 @@ void output_image(void)
        serv_printf("OIMG %s|%s", bstr("name"), bstr("parm"));
        StrBuf_ServGetln(Buf);
        if (GetServerStatus(Buf, NULL) == 2) {
+               int rc;
                StrBufCutLeft(Buf, 4);
                bytes = StrBufExtract_long(Buf, 0, '|');
 
                /** Read it from the server */
                
-               if (read_server_binary(WCC->WBuf, bytes, Buf) > 0) {
-                       serv_puts("CLOS");
-                       StrBuf_ServGetln(Buf);
+               rc = serv_read_binary(WCC->WBuf, bytes, Buf);
+               serv_puts("CLOS");
+               StrBuf_ServGetln(Buf);
                
+               if (rc > 0) {
                        MimeType = GuessMimeType (ChrPtr(WCC->WBuf), StrLength(WCC->WBuf));
                        /** Write it to the browser */
                        if (!IsEmptyStr(MimeType))
                        {
+                               CheckGZipCompressionAllowed (MimeType, strlen(MimeType));
                                http_transmit_thing(MimeType, 0);
                                FreeStrBuf(&Buf);
                                return;
                        }
                }
                /* hm... unknown mimetype? fallback to blank gif */
-       } 
+       }
+       else { 
+               syslog(LOG_DEBUG, "OIMG failed: %s", ChrPtr(Buf));
+       }
 
        
        /*
         * Instead of an ugly 404, send a 1x1 transparent GIF
-        * when there's no such image on the server.
+        * when there's no such image on the server display blank
         */
-       StrBufPrintf (Buf, "%s%s", static_dirs[0], "/blank.gif");
-       output_static(ChrPtr(Buf));
+       output_static(NULL);
        FreeStrBuf(&Buf);
 }
 
@@ -395,6 +424,7 @@ void
 InitModule_DOWNLOAD
 (void)
 {
+       RegisterCTX(CTX_FILELIST);
 
        RegisterIterator("ROOM:FILES", 0, NULL, LoadFileList,
                         NULL, DeleteHash, CTX_FILELIST, CTX_NONE, 
@@ -436,7 +466,7 @@ InitModule_DOWNLOAD
        RegisterNamespace("FILE:MIMETYPE", 0, 2, tmplput_FILEMIMETYPE, NULL, CTX_FILELIST);
        RegisterNamespace("FILE:COMMENT", 0, 2, tmplput_FILE_COMMENT, NULL, CTX_FILELIST);
 
-       RegisterConditional(HKEY("COND:FILE:ISPIC"), 0, Conditional_FILE_ISPIC, CTX_FILELIST);
+       RegisterConditional("COND:FILE:ISPIC", 0, Conditional_FILE_ISPIC, CTX_FILELIST);
 
        WebcitAddUrlHandler(HKEY("image"), "", 0, output_image, ANONYMOUS);
        WebcitAddUrlHandler(HKEY("display_mime_icon"), "", 0, display_mime_icon , ANONYMOUS);