From e9162d81ba9b19b5dedf96717ee6c24e81855919 Mon Sep 17 00:00:00 2001
From: tenox7 <as@tenoware.com>
Date: Thu, 17 May 2018 23:56:30 -0700
Subject: large file set

---
 dialogs.c | 12 ++++++++++--
 fileio.c  | 34 ++++++++++++++++++++++++++++++++--
 wfm.c     | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 wfm.h     |  3 +++
 4 files changed, 107 insertions(+), 4 deletions(-)

diff --git a/dialogs.c b/dialogs.c
index 3bddbe4..9afe7d4 100644
--- a/dialogs.c
+++ b/dialogs.c
@@ -8,6 +8,7 @@
 void multiprompt_ui(char *m_action) {
     int i;
     int res;
+    int level;
     char **responses; 
     struct stat fileinfo;
     char M_action[64]={0};
@@ -70,8 +71,15 @@ void multiprompt_ui(char *m_action) {
 
     // move needs a destination...
     if(strcmp(m_action, "move")==0) {
-        fprintf(cgiOut, "<P>Source: %s<P>Destination: <SELECT NAME=\"destination\"><OPTION VALUE=\"/\">/ - Root Directory</OPTION>\n", virt_dirname);
-        re_dir_ui("/", 1);
+        fprintf(cgiOut, "<P>Source: %s<P>Destination: <SELECT NAME=\"destination\">\n", virt_dirname);
+        fprintf(cgiOut, "<OPTION VALUE=\"/\">/ - Root Directory</OPTION>\n");
+        if(largeset) {
+            level=re_dir_up(virt_dirname);
+            re_dir_ui(virt_dirname, level);
+        }
+        else {
+            re_dir_ui("/", 1);
+        }
         fprintf(cgiOut, "</SELECT>\n<INPUT TYPE=\"HIDDEN\" NAME=\"absdst\" VALUE=\"1\">\n<P>\n");
     }
 
diff --git a/fileio.c b/fileio.c
index 497adfa..eb8732a 100644
--- a/fileio.c
+++ b/fileio.c
@@ -453,16 +453,46 @@ void re_dir_ui(char *vdir, int level) {
             for (n=0; n<(level-1); n++)
                 fprintf(cgiOut, "&nbsp;&nbsp;&nbsp;");
 
-            fprintf(cgiOut, "%s&nbsp;%s</OPTION>\n", (js) ? "&lfloor;" : "-", direntry[e]->d_name);
+            fprintf(cgiOut, "%s&nbsp;%s</OPTION>\n", (js) ? "&boxvr;" : "-", direntry[e]->d_name);
 
             // recurse
-            re_dir_ui(child,level+1);
+            if(!largeset)
+                re_dir_ui(child,level+1);
         }
         free(direntry[e]);
     }
 
 }
 
+//
+// Display directory up tree used for file move with large file set
+//
+int re_dir_up(char *vdir) {
+    int n,nn,m,len;
+    char **dirs;
+    char tmp[sizeof(virt_dirname)]={0};
+
+    strcpy(tmp, vdir);
+    len=strsplit(tmp, &dirs, "/.");
+    for(n=0; n<len; n++) {
+        fprintf(cgiOut, "<OPTION VALUE=\"/");
+        
+        for(nn=0; nn<n+1; nn++)
+            fprintf(cgiOut, "%s/", dirs[nn]);
+
+        fprintf(cgiOut, "\">");
+
+        for(m=0; m<n; m++)
+            fprintf(cgiOut, "&nbsp;&nbsp;&nbsp;");
+
+        fprintf(cgiOut, "&boxvr; %s</OPTION>\n", dirs[n]);
+
+    }
+
+    
+    return n+1;
+}
+
 //
 // Scandir replacement function
 //
diff --git a/wfm.c b/wfm.c
index a57f84e..1b60937 100644
--- a/wfm.c
+++ b/wfm.c
@@ -327,6 +327,65 @@ int strip(char *str, int len, char *allow) {
     return 0; //strlen(dst);
 }
 
+
+// split string in to array of char[] with separators
+// Warning this function modifies src!
+// Written by Tomasz Nowak
+int strsplit(char *src, char ***dst, char *sep) {
+    char **arr;
+    char defsep[]=" \t\n\r\f";
+
+    if(!sep)
+        sep=defsep;
+
+    char *src_org = src;
+    char *c;
+    int n = 0;
+
+    while (c = strpbrk(src, sep)) {
+        while (c == src) {
+            src++;
+            c = strpbrk(src, sep);
+        }
+        if (c == NULL) 
+            break;
+
+        src = c + 1;
+        n++;
+    }
+
+    int n_elem = n + 1;
+    arr = (char **)malloc(sizeof(char *) * n_elem);
+    memset(arr, 0, sizeof(char *) * n_elem);
+
+    src = src_org;
+    n = 0;
+
+    while (c = strpbrk(src, sep)) {
+        while (c == src) {
+            src++;
+            c = strpbrk(src, sep);
+        }
+        if (c == NULL) 
+            break;
+
+        *c = 0;
+        arr[n] = src;
+
+        src = c + 1;
+        n++;
+    }
+
+    arr[n] = src;
+
+    *dst = arr;
+
+    if(!*arr[n])
+        return n_elem-1;
+    else
+        return n_elem;
+}
+
 //
 // Byte unit printf
 //
@@ -412,6 +471,7 @@ int cgiMain(void) {
     char c_editdef[]="txt-default-edit=true";
     char c_editany[]="edit-any-file=true";
     char c_du[]="recursive-du=true";
+    char c_largeset[]="large-file-set=true";
     char c_access[]="access";
 
     // early action - simple actions before cfg is read or access check performed (no security!)
@@ -446,6 +506,7 @@ int cgiMain(void) {
     edit_by_default=0; // for .txt files
     edit_any_file=0; 
     recursive_du=0;
+    largeset=0;
 
     memset(HOMEDIR, 0, sizeof(HOMEDIR));
     memset(HOMEURL, 0, sizeof(HOMEURL));    
@@ -467,6 +528,7 @@ int cgiMain(void) {
         else if(strncmp(cfgline, c_favicon, strlen(c_favicon))==0)              strncpy(FAVICON, cfgline+strlen(c_favicon), sizeof(FAVICON));
         else if(strncmp(cfgline, c_editdef, strlen(c_editdef))==0)              edit_by_default=1;
         else if(strncmp(cfgline, c_editany, strlen(c_editany))==0)              edit_any_file=1;
+        else if(strncmp(cfgline, c_largeset, strlen(c_largeset))==0)            largeset=1;
         else if(strncmp(cfgline, c_du, strlen(c_du))==0)                        recursive_du=1;
         else if(strncmp(cfgline, c_access, strlen(c_access))==0)                access_check(cfgline);
     }
diff --git a/wfm.h b/wfm.h
index 7e315bd..6852154 100644
--- a/wfm.h
+++ b/wfm.h
@@ -104,6 +104,7 @@ int users_defined;
 int edit_by_default;
 int edit_any_file;
 int recursive_du;
+int largeset;
 
 int js;
 
@@ -134,6 +135,7 @@ void error(char *, ...);
 void redirect(char *, ...);
 char *buprintf(float, int);
 int strip(char *, int, char *);
+int strsplit(char *, char ***, char *);
 void checkfilename(char *);
 void checkdestination(void); 
 void mkfile(void);
@@ -152,6 +154,7 @@ void sendfile(void);
 void receivefile(void);
 off_t du(char *);
 void re_dir_ui(char *, int);
+int re_dir_up(char *);
 void login_ui(void);
 void tstop(void);
 void html_title(char *);
-- 
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