Merge pull request #271 from sasjs/ms_getusers

fix: ensuring results when strict mode enabled in ms_getusers

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,17 @@
+## Issue
+
+Link any related issue(s) in this section.
+
+## Intent
+
+What this PR intends to achieve.
+
+## Implementation
+
+What code changes have been made to achieve the intent.
+
+## Checks
+
+- [ ] Code is formatted correctly (`sasjs lint`).
+- [ ] Any new functionality has been unit tested.
+- [ ] All unit tests are passing (`sasjs test`).

base/mp_abort.sas

@@ -8,8 +8,10 @@
 
   The method used varies according to the context.  Important points:
 
-  @li should not use endsas or abort cancel in 9.4m3 environments as this can
-    cause hung multibridge sessions and result in a frozen STP server
+  @li should not use endsas or abort cancel in 9.4m3 WIN environments as this
+    can cause hung multibridge sessions and result in a frozen STP server
+  @li The use of endsas in 9.4m6+ windows environments for POST requests to the
+    STP server can result in an empty response body
   @li should not use endsas in viya 3.5 as this destroys the session and cannot
     fetch results (although both mv_getjoblog.sas and the @sasjs/adapter will
     recognise this and fetch the log of the parent session instead)
@@ -21,8 +23,8 @@
     a macro.  For that, we recommend you use mp_include.sas to perform the
     include, and then call \%mp_abort(mode=INCLUDE) from the source program (ie,
     OUTSIDE of the top-parent macro).
-    The soft abort has also been found to be ineffective in 9.4m6 windows
-    environments and above, so in these cases, endsas is used.
+    The soft abort has become ineffective in 9.4m6 WINDOWS environments.  We are
+    currently investigating approaches to deal with this.
 
 
   @param mac= (mp_abort.sas) To contain the name of the calling macro. Do not
@@ -63,236 +65,237 @@
   , mode=REGULAR
 )/*/STORE SOURCE*/;
 
-  %global sysprocessmode sysprocessname sasjs_stpsrv_header_loc;
-  %local fref fid i;
+%global sysprocessmode sysprocessname sasjs_stpsrv_header_loc sasjsprocessmode;
+%local fref fid i;
 
-  %if not(%eval(%unquote(&iftrue))) %then %return;
+%if not(%eval(%unquote(&iftrue))) %then %return;
 
-  %put NOTE: ///  mp_abort macro executing //;
-  %if %length(&mac)>0 %then %put NOTE- called by &mac;
-  %put NOTE - &msg;
+%put NOTE: ///  mp_abort macro executing //;
+%if %length(&mac)>0 %then %put NOTE- called by &mac;
+%put NOTE - &msg;
 
-  %if %symexist(_SYSINCLUDEFILEDEVICE)
-  /* abort cancel FILE does not restart outside the INCLUDE on Viya 3.5 */
-  and %superq(SYSPROCESSNAME) ne %str(Compute Server)
+%if %symexist(_SYSINCLUDEFILEDEVICE)
+/* abort cancel FILE does not restart outside the INCLUDE on Viya 3.5 */
+and %superq(SYSPROCESSNAME) ne %str(Compute Server)
+%then %do;
+  %if "*&_SYSINCLUDEFILEDEVICE*" ne "**" %then %do;
+    data &errds;
+      iftrue='1=1';
+      length mac $100 msg $5000;
+      mac=symget('mac');
+      msg=symget('msg');
+    run;
+    data _null_;
+      abort cancel FILE;
+    run;
+    %return;
+  %end;
+%end;
+
+/* Web App Context */
+%if %symexist(_PROGRAM)
+  or %superq(SYSPROCESSNAME) = %str(Compute Server)
+  or &mode=INCLUDE
+%then %do;
+  options obs=max replace mprint;
+  %if "%substr(&sysver,1,1)" ne "4" and "%substr(&sysver,1,1)" ne "5"
   %then %do;
-    %if "*&_SYSINCLUDEFILEDEVICE*" ne "**" %then %do;
-      data &errds;
-        iftrue='1=1';
-        length mac $100 msg $5000;
-        mac=symget('mac');
-        msg=symget('msg');
-      run;
+    options nosyntaxcheck;
+  %end;
+
+  %if &mode=INCLUDE %then %do;
+    %if %sysfunc(exist(&errds))=1 %then %do;
       data _null_;
-        abort cancel FILE;
+        set &errds;
+        call symputx('iftrue',iftrue,'l');
+        call symputx('mac',mac,'l');
+        call symputx('msg',msg,'l');
+        putlog (_all_)(=);
       run;
+      %if (&iftrue)=0 %then %return;
+    %end;
+    %else %do;
+      %put &sysmacroname: No include errors found;
       %return;
     %end;
   %end;
 
-  /* Web App Context */
-  %if %symexist(_PROGRAM)
-    or %superq(SYSPROCESSNAME) = %str(Compute Server)
-    or &mode=INCLUDE
-  %then %do;
-    options obs=max replace mprint;
-    %if "%substr(&sysver,1,1)" ne "4" and "%substr(&sysver,1,1)" ne "5"
-    %then %do;
-      options nosyntaxcheck;
-    %end;
-
-    %if &mode=INCLUDE %then %do;
-      %if %sysfunc(exist(&errds))=1 %then %do;
-        data _null_;
-          set &errds;
-          call symputx('iftrue',iftrue,'l');
-          call symputx('mac',mac,'l');
-          call symputx('msg',msg,'l');
-          putlog (_all_)(=);
-        run;
-        %if (&iftrue)=0 %then %return;
-      %end;
-      %else %do;
-        %put &sysmacroname: No include errors found;
-        %return;
-      %end;
-    %end;
-
-    /* extract log errs / warns, if exist */
-    %local logloc logline;
-    %global logmsg; /* capture global messages */
-    %if %symexist(SYSPRINTTOLOG) %then %let logloc=&SYSPRINTTOLOG;
-    %else %let logloc=%qsysfunc(getoption(LOG));
-    proc printto log=log;run;
-    %let logline=0;
-    %if %length(&logloc)>0 %then %do;
+  /* extract log errs / warns, if exist */
+  %local logloc logline;
+  %global logmsg; /* capture global messages */
+  %if %symexist(SYSPRINTTOLOG) %then %let logloc=&SYSPRINTTOLOG;
+  %else %let logloc=%qsysfunc(getoption(LOG));
+  proc printto log=log;run;
+  %let logline=0;
+  %if %length(&logloc)>0 %then %do;
+    data _null_;
+      infile &logloc lrecl=5000;
+      input; putlog _infile_;
+      i=1;
+      retain logonce 0;
+      if (
+          _infile_=:"%str(WARN)ING" or _infile_=:"%str(ERR)OR"
+        ) and logonce=0 then
+      do;
+        call symputx('logline',_n_);
+        logonce+1;
+      end;
+    run;
+    /* capture log including lines BEFORE the err */
+    %if &logline>0 %then %do;
       data _null_;
         infile &logloc lrecl=5000;
-        input; putlog _infile_;
+        input;
         i=1;
-        retain logonce 0;
-        if (
-            _infile_=:"%str(WARN)ING" or _infile_=:"%str(ERR)OR"
-          ) and logonce=0 then
-        do;
-          call symputx('logline',_n_);
-          logonce+1;
-        end;
-      run;
-      /* capture log including lines BEFORE the err */
-      %if &logline>0 %then %do;
-        data _null_;
-          infile &logloc lrecl=5000;
+        stoploop=0;
+        if _n_ ge &logline-15 and stoploop=0 then do until (i>22);
+          call symputx('logmsg',catx('\n',symget('logmsg'),_infile_));
           input;
-          i=1;
-          stoploop=0;
-          if _n_ ge &logline-15 and stoploop=0 then do until (i>22);
-            call symputx('logmsg',catx('\n',symget('logmsg'),_infile_));
-            input;
-            i+1;
-            stoploop=1;
-          end;
-          if stoploop=1 then stop;
-        run;
-      %end;
-    %end;
-
-    %if %symexist(SYS_JES_JOB_URI) %then %do;
-      /* setup webout for Viya */
-      options nobomfile;
-      %if "X&SYS_JES_JOB_URI.X"="XX" %then %do;
-          filename _webout temp lrecl=999999 mod;
-      %end;
-      %else %do;
-        filename _webout filesrvc parenturi="&SYS_JES_JOB_URI"
-          name="_webout.json" lrecl=999999 mod;
-      %end;
-    %end;
-    %else %if %sysfunc(filename(fref,&sasjs_stpsrv_header_loc))=0 %then %do;
-      options nobomfile;
-      /* set up http header for SASjs Server */
-      %let fid=%sysfunc(fopen(&fref,A));
-      %if &fid=0 %then %do;
-        %put %str(ERR)OR: %sysfunc(sysmsg());
-        %return;
-      %end;
-      %let rc=%sysfunc(fput(&fid,%str(Content-Type: application/json)));
-      %let rc=%sysfunc(fwrite(&fid));
-      %let rc=%sysfunc(fclose(&fid));
-      %let rc=%sysfunc(filename(&fref));
-    %end;
-
-    /* send response in SASjs JSON format */
-    data _null_;
-      file _webout mod lrecl=32000 encoding='utf-8';
-      length msg syswarningtext syserrortext $32767 mode $10 ;
-      sasdatetime=datetime();
-      msg=symget('msg');
-    %if &logline>0 %then %do;
-      msg=cats(msg,'\n\nLog Extract:\n',symget('logmsg'));
-    %end;
-      /* escape the escapes */
-      msg=tranwrd(msg,'\','\\');
-      /* escape the quotes */
-      msg=tranwrd(msg,'"','\"');
-      /* ditch the CRLFs as chrome complains */
-      msg=compress(msg,,'kw');
-      /* quote without quoting the quotes (which are escaped instead) */
-      msg=cats('"',msg,'"');
-      if symexist('_debug') then debug=quote(trim(symget('_debug')));
-      else debug='""';
-      if symget('sasjsprocessmode')='Stored Program' then mode='SASJS';
-      if mode ne 'SASJS' then put '>>weboutBEGIN<<';
-      put '{"SYSDATE" : "' "&SYSDATE" '"';
-      put ',"SYSTIME" : "' "&SYSTIME" '"';
-      put ',"sasjsAbort" : [{';
-      put ' "MSG":' msg ;
-      put ' ,"MAC": "' "&mac" '"}]';
-      put ",""SYSUSERID"" : ""&sysuserid"" ";
-      put ',"_DEBUG":' debug ;
-      if symexist('_metauser') then do;
-        _METAUSER=quote(trim(symget('_METAUSER')));
-        put ",""_METAUSER"": " _METAUSER;
-        _METAPERSON=quote(trim(symget('_METAPERSON')));
-        put ',"_METAPERSON": ' _METAPERSON;
-      end;
-      if symexist('SYS_JES_JOB_URI') then do;
-        SYS_JES_JOB_URI=quote(trim(symget('SYS_JES_JOB_URI')));
-        put ',"SYS_JES_JOB_URI": ' SYS_JES_JOB_URI;
-      end;
-      _PROGRAM=quote(trim(resolve(symget('_PROGRAM'))));
-      put ',"_PROGRAM" : ' _PROGRAM ;
-      put ",""SYSCC"" : ""&syscc"" ";
-      syserrortext=quote(trim(symget('syserrortext')));
-      put ",""SYSERRORTEXT"" : " syserrortext;
-      put ",""SYSHOSTNAME"" : ""&syshostname"" ";
-      put ",""SYSJOBID"" : ""&sysjobid"" ";
-      put ",""SYSSCPL"" : ""&sysscpl"" ";
-      put ",""SYSSITE"" : ""&syssite"" ";
-      sysvlong=quote(trim(symget('sysvlong')));
-      put ',"SYSVLONG" : ' sysvlong;
-      syswarningtext=quote(trim(symget('syswarningtext')));
-      put ",""SYSWARNINGTEXT"" : " syswarningtext;
-      put ',"END_DTTM" : "' "%sysfunc(datetime(),E8601DT26.6)" '" ';
-      put "}" ;
-      if mode ne 'SASJS' then put '>>weboutEND<<';
-    run;
-
-    %put _all_;
-
-    %if "&sysprocessmode " = "SAS Stored Process Server " %then %do;
-      data _null_;
-        putlog 'stpsrvset program err and syscc';
-        rc=stpsrvset('program error', 0);
-        call symputx("syscc",0,"g");
+          i+1;
+          stoploop=1;
+        end;
+        if stoploop=1 then stop;
       run;
-      %if &sysscp=WIN
-      and "%substr(%str(&sysvlong         ),1,8)"="9.04.01M"
-      and "%substr(%str(&sysvlong         ),9,1)">"5" %then %do;
-        /* skip approach (below) does not work in windows m6+ envs */
-        endsas;
-      %end;
-      %else %do;
-        /**
-          * endsas kills 9.4m3 deployments by orphaning multibridges.
-          * Abort variants are ungraceful (non zero return code)
-          * This approach lets SAS run silently until the end :-)
-          * Caution - fails when called within a %include within a macro
-          * Use mp_include() to handle this.
-          */
-        filename skip temp;
-        data _null_;
-          file skip;
-          put '%macro skip();';
-          comment '%mend skip; -> fix lint ';
-          put '%macro skippy();';
-          comment '%mend skippy; -> fix lint ';
-        run;
-        %inc skip;
-      %end;
     %end;
-    %else %if "&sysprocessmode " = "SAS Compute Server " %then %do;
-      /* endsas kills the session making it harder to fetch results */
-      data _null_;
-        syswarningtext=symget('syswarningtext');
-        syserrortext=symget('syserrortext');
-        abort_msg=symget('msg');
-        syscc=symget('syscc');
-        sysuserid=symget('sysuserid');
-        iftrue=symget('iftrue');
-        put (_all_)(/=);
-        call symputx('syscc',0);
-        abort cancel nolist;
-      run;
+  %end;
+
+  %if %symexist(SYS_JES_JOB_URI) %then %do;
+    /* setup webout for Viya */
+    options nobomfile;
+    %if "X&SYS_JES_JOB_URI.X"="XX" %then %do;
+        filename _webout temp lrecl=999999 mod;
     %end;
     %else %do;
-      %abort cancel;
+      filename _webout filesrvc parenturi="&SYS_JES_JOB_URI"
+        name="_webout.json" lrecl=999999 mod;
     %end;
   %end;
+  %else %if %sysfunc(filename(fref,&sasjs_stpsrv_header_loc))=0 %then %do;
+    options nobomfile;
+    /* set up http header for SASjs Server */
+    %let fid=%sysfunc(fopen(&fref,A));
+    %if &fid=0 %then %do;
+      %put %str(ERR)OR: %sysfunc(sysmsg());
+      %return;
+    %end;
+    %let rc=%sysfunc(fput(&fid,%str(Content-Type: application/json)));
+    %let rc=%sysfunc(fwrite(&fid));
+    %let rc=%sysfunc(fclose(&fid));
+    %let rc=%sysfunc(filename(&fref));
+  %end;
+
+  /* send response in SASjs JSON format */
+  data _null_;
+    file _webout mod lrecl=32000 encoding='utf-8';
+    length msg syswarningtext syserrortext $32767 mode $10 ;
+    sasdatetime=datetime();
+    msg=symget('msg');
+  %if &logline>0 %then %do;
+    msg=cats(msg,'\n\nLog Extract:\n',symget('logmsg'));
+  %end;
+    /* escape the escapes */
+    msg=tranwrd(msg,'\','\\');
+    /* escape the quotes */
+    msg=tranwrd(msg,'"','\"');
+    /* ditch the CRLFs as chrome complains */
+    msg=compress(msg,,'kw');
+    /* quote without quoting the quotes (which are escaped instead) */
+    msg=cats('"',msg,'"');
+    if symexist('_debug') then debug=quote(trim(symget('_debug')));
+    else debug='""';
+    if symget('sasjsprocessmode')='Stored Program' then mode='SASJS';
+    if mode ne 'SASJS' then put '>>weboutBEGIN<<';
+    put '{"SYSDATE" : "' "&SYSDATE" '"';
+    put ',"SYSTIME" : "' "&SYSTIME" '"';
+    put ',"sasjsAbort" : [{';
+    put ' "MSG":' msg ;
+    put ' ,"MAC": "' "&mac" '"}]';
+    put ",""SYSUSERID"" : ""&sysuserid"" ";
+    put ',"_DEBUG":' debug ;
+    if symexist('_metauser') then do;
+      _METAUSER=quote(trim(symget('_METAUSER')));
+      put ",""_METAUSER"": " _METAUSER;
+      _METAPERSON=quote(trim(symget('_METAPERSON')));
+      put ',"_METAPERSON": ' _METAPERSON;
+    end;
+    if symexist('SYS_JES_JOB_URI') then do;
+      SYS_JES_JOB_URI=quote(trim(symget('SYS_JES_JOB_URI')));
+      put ',"SYS_JES_JOB_URI": ' SYS_JES_JOB_URI;
+    end;
+    _PROGRAM=quote(trim(resolve(symget('_PROGRAM'))));
+    put ',"_PROGRAM" : ' _PROGRAM ;
+    put ",""SYSCC"" : ""&syscc"" ";
+    syserrortext=quote(trim(symget('syserrortext')));
+    put ",""SYSERRORTEXT"" : " syserrortext;
+    put ",""SYSHOSTNAME"" : ""&syshostname"" ";
+    put ",""SYSJOBID"" : ""&sysjobid"" ";
+    put ",""SYSSCPL"" : ""&sysscpl"" ";
+    put ",""SYSSITE"" : ""&syssite"" ";
+    sysvlong=quote(trim(symget('sysvlong')));
+    put ',"SYSVLONG" : ' sysvlong;
+    syswarningtext=quote(trim(symget('syswarningtext')));
+    put ",""SYSWARNINGTEXT"" : " syswarningtext;
+    put ',"END_DTTM" : "' "%sysfunc(datetime(),E8601DT26.6)" '" ';
+    put "}" ;
+    if mode ne 'SASJS' then put '>>weboutEND<<';
+  run;
+
+  %put _all_;
+
+  %if "&sysprocessmode " = "SAS Stored Process Server " %then %do;
+    data _null_;
+      putlog 'stpsrvset program err and syscc';
+      rc=stpsrvset('program error', 0);
+      call symputx("syscc",0,"g");
+    run;
+    %if &sysscp=WIN
+    and 1=0 /* deprecating this logic until we figure out a consistent abort */
+    and "%substr(%str(&sysvlong         ),1,8)"="9.04.01M"
+    and "%substr(%str(&sysvlong         ),9,1)">"5" %then %do;
+      /* skip approach (below) does not work in windows m6+ envs */
+      endsas;
+    %end;
+    %else %do;
+      /**
+        * endsas kills 9.4m3 deployments by orphaning multibridges.
+        * Abort variants are ungraceful (non zero return code)
+        * This approach lets SAS run silently until the end :-)
+        * Caution - fails when called within a %include within a macro
+        * Use mp_include() to handle this.
+        */
+      filename skip temp;
+      data _null_;
+        file skip;
+        put '%macro skip();';
+        comment '%mend skip; -> fix lint ';
+        put '%macro skippy();';
+        comment '%mend skippy; -> fix lint ';
+      run;
+      %inc skip;
+    %end;
+  %end;
+  %else %if "&sysprocessmode " = "SAS Compute Server " %then %do;
+    /* endsas kills the session making it harder to fetch results */
+    data _null_;
+      syswarningtext=symget('syswarningtext');
+      syserrortext=symget('syserrortext');
+      abort_msg=symget('msg');
+      syscc=symget('syscc');
+      sysuserid=symget('sysuserid');
+      iftrue=symget('iftrue');
+      put (_all_)(/=);
+      call symputx('syscc',0);
+      abort cancel nolist;
+    run;
+  %end;
   %else %do;
-    %put _all_;
     %abort cancel;
   %end;
+%end;
+%else %do;
+  %put _all_;
+  %abort cancel;
+%end;
 %mend mp_abort;
 
 /** @endcond */

base/mp_binarycopy.sas

@@ -4,8 +4,8 @@
   @details Reads in a file byte by byte and writes it back out.  Is an
   os-independent method to copy files.  In case of naming collision, the
   default filerefs can be modified.
-  Based on:
-  https://stackoverflow.com/questions/13046116/using-sas-to-copy-a-text-file
+  Note that if you have a new enough version of SAS, and you don't need features
+  such as APPEND, you may be better of using the fcopy() function instead.
 
         %mp_binarycopy(inloc="/home/me/blah.txt", outref=_webout)
 
@@ -45,14 +45,9 @@
     ,outref=____out /* override default to use own filerefs */
     ,mode=CREATE
 )/*/STORE SOURCE*/;
-  %local mod outmode;
-  %if &mode=APPEND %then %do;
-    %let mod=mod;
-    %let outmode='a';
-  %end;
-  %else %do;
-    %let outmode='o';
-  %end;
+  %local mod;
+  %if &mode=APPEND %then %let mod=mod;
+
   /* these IN and OUT filerefs can point to anything */
   %if &inref = ____in %then %do;
     filename &inref &inloc lrecl=1048576 ;
@@ -63,22 +58,17 @@
 
   /* copy the file byte-for-byte  */
   data _null_;
-    length filein 8 fileid 8;
-    filein = fopen("&inref",'I',1,'B');
-    fileid = fopen("&outref",&outmode,1,'B');
-    rec = '20'x;
-    do while(fread(filein)=0);
-      rc = fget(filein,rec,1);
-      rc = fput(fileid, rec);
-      rc =fwrite(fileid);
-    end;
-    rc = fclose(filein);
-    rc = fclose(fileid);
+    infile &inref lrecl=1 recfm=n;
+    file &outref &mod recfm=n;
+    input sourcechar $char1. @@;
+    format sourcechar hex2.;
+    put sourcechar char1. @@;
   run;
+
   %if &inref = ____in %then %do;
     filename &inref clear;
   %end;
   %if &outref=____out %then %do;
     filename &outref clear;
   %end;
-%mend mp_binarycopy;
+%mend mp_binarycopy;

base/mp_ds2cards.sas

@@ -51,7 +51,7 @@
   @cond
 **/
 
-%macro mp_ds2cards(base_ds=, tgt_ds=
+%macro mp_ds2cards(base_ds, tgt_ds=
     ,cards_file="%sysfunc(pathname(work))/cardgen.sas"
     ,maxobs=max
     ,random_sample=NO
@@ -254,6 +254,7 @@ data _null_;
         ;
       %end;
       put ";";
+      put 'missing a b c d e f g h i j k l m n o p q r s t u v w x y z _;';
       put "datalines4;";
     end;
   end;

base/mp_jsonout.sas

@@ -1,7 +1,12 @@
 /**
   @file mp_jsonout.sas
   @brief Writes JSON in SASjs format to a fileref
-  @details PROC JSON is faster but will produce errs like the ones below if
+  @details This macro can be used to OPEN a JSON stream and send one or more
+  tables as arrays of rows, where each row can be an object or a nested array.
+
+  There are two engines available - DATASTEP or PROCJSON.
+
+  PROC JSON is fast but will produce errs like the ones below if
   special chars are encountered.
 
   > (ERR)OR: Some code points did not transcode.
@@ -12,6 +17,10 @@
 
   If this happens, try running with ENGINE=DATASTEP.
 
+  The DATASTEP engine is used to handle special SAS missing numerics, and
+  can also convert entire datasets to formatted values.  Output JSON is always
+  in UTF-8.
+
   Usage:
 
         filename tmp temp;
@@ -19,7 +28,7 @@
 
         %mp_jsonout(OPEN,jref=tmp)
         %mp_jsonout(OBJ,class,jref=tmp)
-        %mp_jsonout(OBJ,class,dslabel=class2,jref=tmp,showmeta=YES)
+        %mp_jsonout(OBJ,class,dslabel=class2,jref=tmp,showmeta=Y)
         %mp_jsonout(CLOSE,jref=tmp)
 
         data _null_;
@@ -46,10 +55,12 @@
     @li DATASTEP (more reliable when data has non standard characters)
   @param [in] missing= (NULL) Special numeric missing values can be sent as NULL
     (eg `null`) or as STRING values (eg `".a"` or `".b"`)
-  @param [in] showmeta= (NO) Set to YES to output metadata alongside each table,
+  @param [in] showmeta= (N) Set to Y to output metadata alongside each table,
     such as the column formats and types.  The metadata is contained inside an
     object with the same name as the table but prefixed with a dollar sign - ie,
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
+  @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
+    that should be converted to JSON
 
   <h4> Related Macros <h4>
   @li mp_ds2fmtds.sas
@@ -63,10 +74,12 @@
 %macro mp_jsonout(action,ds,jref=_webout,dslabel=,fmt=Y
   ,engine=DATASTEP
   ,missing=NULL
-  ,showmeta=NO
+  ,showmeta=N
+  ,maxobs=MAX
 )/*/STORE SOURCE*/;
-%local tempds colinfo fmtds i numcols;
+%local tempds colinfo fmtds i numcols stmt_obs;
 %let numcols=0;
+%if &maxobs ne MAX %then %let stmt_obs=%str(if _n_>&maxobs then stop;);
 
 %if &action=OPEN %then %do;
   options nobomfile;
@@ -75,9 +88,23 @@
   run;
 %end;
 %else %if (&action=ARR or &action=OBJ) %then %do;
+  /* force variable names to always be uppercase in the JSON */
   options validvarname=upcase;
-  data _null_; file &jref encoding='utf-8' mod;
+  /* To avoid issues with _webout on EBI - such as encoding diffs and truncation
+    (https://support.sas.com/kb/49/325.html) we use temporary files */
+  filename _sjs1 temp lrecl=200 ;
+  data _null_; file _sjs1 encoding='utf-8';
     put ", ""%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":";
+  run;
+  /* now write to _webout 1 char at a time */
+  data _null_;
+    infile _sjs1 lrecl=1 recfm=n;
+    file &jref mod lrecl=1 recfm=n;
+    input sourcechar $char1. @@;
+    format sourcechar hex2.;
+    put sourcechar char1. @@;
+  run;
+  filename _sjs1 clear;
 
   /* grab col defs */
   proc contents noprint data=&ds
@@ -131,13 +158,25 @@
       %put &sysmacroname: Switching to DATASTEP engine;
       %goto datastep;
     %end;
-    data &tempds;set &ds;
+    data &tempds;
+      set &ds;
+      &stmt_obs;
     %if &fmt=N %then format _numeric_ best32.;;
     /* PRETTY is necessary to avoid line truncation in large files */
-    proc json out=&jref pretty
+    filename _sjs2 temp lrecl=131068 encoding='utf-8';
+    proc json out=_sjs2 pretty
         %if &action=ARR %then nokeys ;
         ;export &tempds / nosastags fmtnumeric;
     run;
+    /* send back to webout */
+    data _null_;
+      infile _sjs2 lrecl=1 recfm=n;
+      file &jref mod lrecl=1 recfm=n;
+      input sourcechar $char1. @@;
+      format sourcechar hex2.;
+      put sourcechar char1. @@;
+    run;
+    filename _sjs2 clear;
   %end;
   %else %if &engine=DATASTEP %then %do;
     %datastep:
@@ -196,6 +235,7 @@
       %else %do;
         set &ds;
       %end;
+      &stmt_obs;
       format _numeric_ bart.;
     %do i=1 %to &numcols;
       %if &&typelong&i=char or &fmt=Y %then %do;
@@ -220,10 +260,9 @@
     %end;
     run;
 
-    /* write to temp loc to avoid _webout truncation
-      - https://support.sas.com/kb/49/325.html */
-    filename _sjs temp lrecl=131068 encoding='utf-8';
-    data _null_; file _sjs lrecl=131068 encoding='utf-8' mod ;
+    filename _sjs3 temp lrecl=131068 ;
+    data _null_;
+      file _sjs3 encoding='utf-8';
       if _n_=1 then put "[";
       set &tempds;
       if _n_>1 then put "," @; put
@@ -234,36 +273,34 @@
         "&&name&i"n /* name literal for reserved variable names */
       %end;
       %if &action=ARR %then "]" ; %else "}" ; ;
-    /* now write the long strings to _webout 1 byte at a time */
+
+    /* close out the table */
     data _null_;
-      length filein 8 fileid 8;
-      filein=fopen("_sjs",'I',1,'B');
-      fileid=fopen("&jref",'A',1,'B');
-      rec='20'x;
-      do while(fread(filein)=0);
-        rc=fget(filein,rec,1);
-        rc=fput(fileid, rec);
-        rc=fwrite(fileid);
-      end;
-      /* close out the table */
-      rc=fput(fileid, "]");
-      rc=fwrite(fileid);
-      rc=fclose(filein);
-      rc=fclose(fileid);
+      file _sjs3 mod encoding='utf-8';
+      put ']';
     run;
-    filename _sjs clear;
+    data _null_;
+      infile _sjs3 lrecl=1 recfm=n;
+      file &jref mod lrecl=1 recfm=n;
+      input sourcechar $char1. @@;
+      format sourcechar hex2.;
+      put sourcechar char1. @@;
+    run;
+    filename _sjs3 clear;
   %end;
 
   proc sql;
   drop table &colinfo, &tempds;
 
-  %if &showmeta=YES %then %do;
-    data _null_; file &jref encoding='utf-8' mod;
+  %if %substr(&showmeta,1,1)=Y %then %do;
+    filename _sjs4 temp lrecl=131068 encoding='utf-8';
+    data _null_;
+      file _sjs4;
       put ", ""$%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":{""vars"":{";
       do i=1 to &numcols;
         name=quote(trim(symget(cats('name',i))));
         format=quote(trim(symget(cats('fmt',i))));
-        label=quote(trim(symget(cats('label',i))));
+        label=quote(prxchange('s/\\/\\\\/',-1,trim(symget(cats('label',i)))));
         length=quote(trim(symget(cats('length',i))));
         type=quote(trim(symget(cats('typelong',i))));
         if i>1 then put "," @@;
@@ -272,6 +309,15 @@
       end;
       put '}}';
     run;
+    /* send back to webout */
+    data _null_;
+      infile _sjs4 lrecl=1 recfm=n;
+      file &jref mod lrecl=1 recfm=n;
+      input sourcechar $char1. @@;
+      format sourcechar hex2.;
+      put sourcechar char1. @@;
+    run;
+    filename _sjs4 clear;
   %end;
 %end;
 

meta/mm_createfolder.sas

@@ -17,7 +17,7 @@
       %mm_createfolder(path=/some/meta/folder)
 
   @param [in] path= Name of the folder to create.
-  @param [in] mdebug= set DBG to 1 to disable DEBUG messages
+  @param [in] mdebug= (0) Set to 1 to enable DEBUG messages
 
 
   @version 9.4

meta/mm_createwebservice.sas

@@ -2,7 +2,8 @@
   @file mm_createwebservice.sas
   @brief Create a Web Ready Stored Process
   @details This macro creates a Type 2 Stored Process with the mm_webout macro
-    included as pre-code.
+  (and dependencies) included as pre-code.
+
 Usage:
 
     %* compile macros ;
@@ -96,10 +97,12 @@ data _null_;
   put '%macro mp_jsonout(action,ds,jref=_webout,dslabel=,fmt=Y ';
   put '  ,engine=DATASTEP ';
   put '  ,missing=NULL ';
-  put '  ,showmeta=NO ';
+  put '  ,showmeta=N ';
+  put '  ,maxobs=MAX ';
   put ')/*/STORE SOURCE*/; ';
-  put '%local tempds colinfo fmtds i numcols; ';
+  put '%local tempds colinfo fmtds i numcols stmt_obs; ';
   put '%let numcols=0; ';
+  put '%if &maxobs ne MAX %then %let stmt_obs=%str(if _n_>&maxobs then stop;); ';
   put ' ';
   put '%if &action=OPEN %then %do; ';
   put '  options nobomfile; ';
@@ -108,9 +111,23 @@ data _null_;
   put '  run; ';
   put '%end; ';
   put '%else %if (&action=ARR or &action=OBJ) %then %do; ';
+  put '  /* force variable names to always be uppercase in the JSON */ ';
   put '  options validvarname=upcase; ';
-  put '  data _null_; file &jref encoding=''utf-8'' mod; ';
+  put '  /* To avoid issues with _webout on EBI - such as encoding diffs and truncation ';
+  put '    (https://support.sas.com/kb/49/325.html) we use temporary files */ ';
+  put '  filename _sjs1 temp lrecl=200 ; ';
+  put '  data _null_; file _sjs1 encoding=''utf-8''; ';
   put '    put ", ""%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":"; ';
+  put '  run; ';
+  put '  /* now write to _webout 1 char at a time */ ';
+  put '  data _null_; ';
+  put '    infile _sjs1 lrecl=1 recfm=n; ';
+  put '    file &jref mod lrecl=1 recfm=n; ';
+  put '    input sourcechar $char1. @@; ';
+  put '    format sourcechar hex2.; ';
+  put '    put sourcechar char1. @@; ';
+  put '  run; ';
+  put '  filename _sjs1 clear; ';
   put ' ';
   put '  /* grab col defs */ ';
   put '  proc contents noprint data=&ds ';
@@ -164,13 +181,25 @@ data _null_;
   put '      %put &sysmacroname: Switching to DATASTEP engine; ';
   put '      %goto datastep; ';
   put '    %end; ';
-  put '    data &tempds;set &ds; ';
+  put '    data &tempds; ';
+  put '      set &ds; ';
+  put '      &stmt_obs; ';
   put '    %if &fmt=N %then format _numeric_ best32.;; ';
   put '    /* PRETTY is necessary to avoid line truncation in large files */ ';
-  put '    proc json out=&jref pretty ';
+  put '    filename _sjs2 temp lrecl=131068 encoding=''utf-8''; ';
+  put '    proc json out=_sjs2 pretty ';
   put '        %if &action=ARR %then nokeys ; ';
   put '        ;export &tempds / nosastags fmtnumeric; ';
   put '    run; ';
+  put '    /* send back to webout */ ';
+  put '    data _null_; ';
+  put '      infile _sjs2 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs2 clear; ';
   put '  %end; ';
   put '  %else %if &engine=DATASTEP %then %do; ';
   put '    %datastep: ';
@@ -229,6 +258,7 @@ data _null_;
   put '      %else %do; ';
   put '        set &ds; ';
   put '      %end; ';
+  put '      &stmt_obs; ';
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
@@ -253,10 +283,9 @@ data _null_;
   put '    %end; ';
   put '    run; ';
   put ' ';
-  put '    /* write to temp loc to avoid _webout truncation ';
-  put '      - https://support.sas.com/kb/49/325.html */ ';
-  put '    filename _sjs temp lrecl=131068 encoding=''utf-8''; ';
-  put '    data _null_; file _sjs lrecl=131068 encoding=''utf-8'' mod ; ';
+  put '    filename _sjs3 temp lrecl=131068 ; ';
+  put '    data _null_; ';
+  put '      file _sjs3 encoding=''utf-8''; ';
   put '      if _n_=1 then put "["; ';
   put '      set &tempds; ';
   put '      if _n_>1 then put "," @; put ';
@@ -267,36 +296,34 @@ data _null_;
   put '        "&&name&i"n /* name literal for reserved variable names */ ';
   put '      %end; ';
   put '      %if &action=ARR %then "]" ; %else "}" ; ; ';
-  put '    /* now write the long strings to _webout 1 byte at a time */ ';
+  put ' ';
+  put '    /* close out the table */ ';
   put '    data _null_; ';
-  put '      length filein 8 fileid 8; ';
-  put '      filein=fopen("_sjs",''I'',1,''B''); ';
-  put '      fileid=fopen("&jref",''A'',1,''B''); ';
-  put '      rec=''20''x; ';
-  put '      do while(fread(filein)=0); ';
-  put '        rc=fget(filein,rec,1); ';
-  put '        rc=fput(fileid, rec); ';
-  put '        rc=fwrite(fileid); ';
-  put '      end; ';
-  put '      /* close out the table */ ';
-  put '      rc=fput(fileid, "]"); ';
-  put '      rc=fwrite(fileid); ';
-  put '      rc=fclose(filein); ';
-  put '      rc=fclose(fileid); ';
+  put '      file _sjs3 mod encoding=''utf-8''; ';
+  put '      put '']''; ';
   put '    run; ';
-  put '    filename _sjs clear; ';
+  put '    data _null_; ';
+  put '      infile _sjs3 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs3 clear; ';
   put '  %end; ';
   put ' ';
   put '  proc sql; ';
   put '  drop table &colinfo, &tempds; ';
   put ' ';
-  put '  %if &showmeta=YES %then %do; ';
-  put '    data _null_; file &jref encoding=''utf-8'' mod; ';
+  put '  %if %substr(&showmeta,1,1)=Y %then %do; ';
+  put '    filename _sjs4 temp lrecl=131068 encoding=''utf-8''; ';
+  put '    data _null_; ';
+  put '      file _sjs4; ';
   put '      put ", ""$%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":{""vars"":{"; ';
   put '      do i=1 to &numcols; ';
   put '        name=quote(trim(symget(cats(''name'',i)))); ';
   put '        format=quote(trim(symget(cats(''fmt'',i)))); ';
-  put '        label=quote(trim(symget(cats(''label'',i)))); ';
+  put '        label=quote(prxchange(''s/\\/\\\\/'',-1,trim(symget(cats(''label'',i))))); ';
   put '        length=quote(trim(symget(cats(''length'',i)))); ';
   put '        type=quote(trim(symget(cats(''typelong'',i)))); ';
   put '        if i>1 then put "," @@; ';
@@ -305,6 +332,15 @@ data _null_;
   put '      end; ';
   put '      put ''}}''; ';
   put '    run; ';
+  put '    /* send back to webout */ ';
+  put '    data _null_; ';
+  put '      infile _sjs4 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs4 clear; ';
   put '  %end; ';
   put '%end; ';
   put ' ';
@@ -335,7 +371,7 @@ data _null_;
   put ' ';
   put '%mend mf_getuser; ';
   put '%macro mm_webout(action,ds,dslabel=,fref=_webout,fmt=Y,missing=NULL ';
-  put '  ,showmeta=NO ';
+  put '  ,showmeta=N ';
   put '); ';
   put '%global _webin_file_count _webin_fileref1 _webin_name1 _program _debug ';
   put '  sasjs_tables; ';
@@ -406,9 +442,10 @@ data _null_;
   put '  ) ';
   put '%end; ';
   put '%else %if &action=CLOSE %then %do; ';
+  put '  /* To avoid issues with _webout on EBI we use a temporary file */ ';
+  put '  filename _sjsref temp lrecl=131068; ';
   put '  %if %str(&_debug) ge 131 %then %do; ';
   put '    /* if debug mode, send back first 10 records of each work table also */ ';
-  put '    options obs=10; ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -419,11 +456,11 @@ data _null_;
   put '      i+1; ';
   put '      call symputx(cats(''wt'',i),name,''l''); ';
   put '      call symputx(''wtcnt'',i,''l''); ';
-  put '    data _null_; file &fref mod encoding=''utf-8''; ';
+  put '    data _null_; file _sjsref mod encoding=''utf-8''; ';
   put '      put ",""WORK"":{"; ';
   put '    %do i=1 %to &wtcnt; ';
   put '      %let wt=&&wt&i; ';
-  put '      data _null_; file &fref mod encoding=''utf-8''; ';
+  put '      data _null_; file _sjsref mod encoding=''utf-8''; ';
   put '        dsid=open("WORK.&wt",''is''); ';
   put '        nlobs=attrn(dsid,''NLOBS''); ';
   put '        nvars=attrn(dsid,''NVARS''); ';
@@ -432,16 +469,16 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=YES) ';
-  put '      data _null_; file &fref mod encoding=''utf-8''; ';
+  put '      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      data _null_; file _sjsref mod encoding=''utf-8''; ';
   put '        put "}"; ';
   put '    %end; ';
-  put '    data _null_; file &fref mod encoding=''utf-8''; ';
+  put '    data _null_; file _sjsref mod encoding=''utf-8''; ';
   put '      put "}"; ';
   put '    run; ';
   put '  %end; ';
   put '  /* close off json */ ';
-  put '  data _null_;file &fref mod encoding=''utf-8''; ';
+  put '  data _null_;file _sjsref mod encoding=''utf-8''; ';
   put '    _PROGRAM=quote(trim(resolve(symget(''_PROGRAM'')))); ';
   put '    put ",""SYSUSERID"" : ""&sysuserid"" "; ';
   put '    put ",""MF_GETUSER"" : ""%mf_getuser()"" "; ';
@@ -452,6 +489,7 @@ data _null_;
   put '    put '',"_METAPERSON": '' _METAPERSON; ';
   put '    put '',"_PROGRAM" : '' _PROGRAM ; ';
   put '    put ",""SYSCC"" : ""&syscc"" "; ';
+  put '    put ",""SYSENCODING"" : ""&sysencoding"" "; ';
   put '    syserrortext=quote(cats(symget(''SYSERRORTEXT''))); ';
   put '    put '',"SYSERRORTEXT" : '' syserrortext; ';
   put '    put ",""SYSHOSTNAME"" : ""&syshostname"" "; ';
@@ -472,6 +510,16 @@ data _null_;
   put '    put ''>>weboutEND<<''; ';
   put '  %end; ';
   put '  run; ';
+  put '  /* now write to _webout 1 char at a time */ ';
+  put '  data _null_; ';
+  put '    infile _sjsref lrecl=1 recfm=n; ';
+  put '    file &fref mod lrecl=1 recfm=n; ';
+  put '    input sourcechar $char1. @@; ';
+  put '    format sourcechar hex2.; ';
+  put '    put sourcechar char1. @@; ';
+  put '  run; ';
+  put '  filename _sjsref clear; ';
+  put ' ';
   put '%end; ';
   put ' ';
   put '%mend mm_webout; ';
@@ -493,7 +541,7 @@ run;
   %if &x>1 %then %let mod=mod;
 
   %let fref=%scan(&freflist,&x);
-  %put &sysmacroname: adding &fref;
+  %&mD.put &sysmacroname: adding &fref;
   data _null_;
     file "&work/&tmpfile" lrecl=3000 &mod;
     infile &fref;
@@ -529,12 +577,10 @@ data _null_;
   if rc=0 then call symputx('url',url,'l');
 run;
 
-%put ;%put ;%put ;%put ;%put ;%put ;
 %put &sysmacroname: STP &name successfully created in &path;
-%put ;%put ;%put ;
 %put Check it out here:;
 %put ;%put ;%put ;
 %put &url?_PROGRAM=&path/&name;
-%put ;%put ;%put ;%put ;%put ;%put ;
+%put ;%put ;%put ;
 
 %mend mm_createwebservice;

meta/mm_getstpcode.sas

@@ -58,7 +58,7 @@ data _null_;
     cnt=1;
     do while (metadata_getnasn(uri,"Notes",cnt,tsuri)>0);
       rc=metadata_getattr(tsuri,"Name",value);
-      put tsuri= value=;
+      &mD.put tsuri= value=;
       if value="SourceCode" then do;
         /* found it! */
         rc=metadata_getattr(tsuri,"Id",value);

meta/mm_getusers.sas

@@ -8,17 +8,18 @@
 
       %mm_getusers()
 
+  Optionally, filter for a user (useful to get the uri):
+
+      %mm_getusers(user=&_metaperson)
+
   @param outds the dataset to create that contains the list of libraries
 
   @returns outds  dataset containing all users, with the following columns:
     - uri
     - name
 
-  @warning The following filenames are created and then de-assigned:
-
-      filename sxlemap clear;
-      filename response clear;
-      libname _XML_ clear;
+  @param user= (0) Set to a metadata user to filter on that user
+  @param outds= (work.mm_getusers) The output table to create
 
   @version 9.3
   @author Allan Bowe
@@ -26,23 +27,49 @@
 **/
 
 %macro mm_getusers(
-    outds=work.mm_getusers
+    outds=work.mm_getusers,
+    user=0
 )/*/STORE SOURCE*/;
 
 filename response temp;
-proc metadata in= '<GetMetadataObjects>
-  <Reposid>$METAREPOSITORY</Reposid>
-  <Type>Person</Type>
-  <NS>SAS</NS>
-  <Flags>0</Flags>
-  <Options>
-  <Templates>
-  <Person Name=""/>
-  </Templates>
-  </Options>
-  </GetMetadataObjects>'
-  out=response;
-run;
+%if %superq(user)=0 %then %do;
+  proc metadata in= '<GetMetadataObjects>
+    <Reposid>$METAREPOSITORY</Reposid>
+    <Type>Person</Type>
+    <NS>SAS</NS>
+    <Flags>0</Flags>
+    <Options>
+    <Templates>
+    <Person Name=""/>
+    </Templates>
+    </Options>
+    </GetMetadataObjects>'
+    out=response;
+  run;
+%end;
+%else %do;
+  filename inref temp;
+  data _null_;
+    file inref;
+    put "<GetMetadataObjects>";
+    put "<Reposid>$METAREPOSITORY</Reposid>";
+    put "<Type>Person</Type>";
+    put "<NS>SAS</NS>";
+    put "<!-- Specify the OMI_XMLSELECT (128) flag  -->";
+    put "<Flags>128</Flags>";
+    put "<Options>";
+    put "<Templates>";
+    put '<Person Name=""/>';
+    put "</Templates>";
+    length string $10000;
+    string=cats('<XMLSELECT search="Person[@Name=',"'&user'",']"/>');
+    put string;
+    put "</Options>";
+    put "</GetMetadataObjects>";
+  run;
+  proc metadata in=inref out=response;
+  run;
+%end;
 
 filename sxlemap temp;
 data _null_;

meta/mm_updatestpsourcecode.sas

@@ -43,7 +43,9 @@ data _null_;
     cnt=1;
     do while (metadata_getnasn(uri,"Notes",cnt,tsuri)>0);
       rc=metadata_getattr(tsuri,"Name",value);
+    %if &mdebug=1 %then %do;
       put tsuri= value=;
+    %end;
       if value="SourceCode" then do;
         /* found it! */
         rc=metadata_getattr(tsuri,"Id",value);
@@ -126,4 +128,4 @@ run;
   filename &frefout clear;
 %end;
 
-%mend mm_updatestpsourcecode;
+%mend mm_updatestpsourcecode;

meta/mm_webout.sas

@@ -4,23 +4,23 @@
   @details This macro should be added to the start of each Stored Process,
   **immediately** followed by a call to:
 
-        %mm_webout(FETCH)
+      %mm_webout(FETCH)
 
-    This will read all the input data and create same-named SAS datasets in the
-    WORK library.  You can then insert your code, and send data back using the
-    following syntax:
+  This will read all the input data and create same-named SAS datasets in the
+  WORK library.  You can then insert your code, and send data back using the
+  following syntax:
 
-        data some datasets; * make some data ;
-        retain some columns;
-        run;
+      data some datasets; * make some data ;
+      retain some columns;
+      run;
 
-        %mm_webout(OPEN)
-        %mm_webout(ARR,some)  * Array format, fast, suitable for large tables ;
-        %mm_webout(OBJ,datasets) * Object format, easier to work with ;
+      %mm_webout(OPEN)
+      %mm_webout(ARR,some)  * Array format, fast, suitable for large tables ;
+      %mm_webout(OBJ,datasets) * Object format, easier to work with ;
 
-    Finally, wrap everything up send some helpful system variables too
+  Finally, wrap everything up send some helpful system variables too
 
-        %mm_webout(CLOSE)
+      %mm_webout(CLOSE)
 
 
   @param [in] action Either FETCH, OPEN, ARR, OBJ or CLOSE
@@ -30,17 +30,21 @@
   @param [out] fref= (_webout) The fileref to which to write the JSON
   @param [in] missing= (NULL) Special numeric missing values can be sent as NULL
     (eg `null`) or as STRING values (eg `".a"` or `".b"`)
-  @param [in] showmeta= (NO) Set to YES to output metadata alongside each table,
+  @param [in] showmeta= (N) Set to Y to output metadata alongside each table,
     such as the column formats and types.  The metadata is contained inside an
     object with the same name as the table but prefixed with a dollar sign - ie,
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
 
+
+  <h4> SAS Macros </h4>
+  @li mp_jsonout.sas
+
   @version 9.3
   @author Allan Bowe
 
 **/
 %macro mm_webout(action,ds,dslabel=,fref=_webout,fmt=Y,missing=NULL
-  ,showmeta=NO
+  ,showmeta=N
 );
 %global _webin_file_count _webin_fileref1 _webin_name1 _program _debug
   sasjs_tables;
@@ -111,9 +115,10 @@
   )
 %end;
 %else %if &action=CLOSE %then %do;
+  /* To avoid issues with _webout on EBI we use a temporary file */
+  filename _sjsref temp lrecl=131068;
   %if %str(&_debug) ge 131 %then %do;
     /* if debug mode, send back first 10 records of each work table also */
-    options obs=10;
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -124,11 +129,11 @@
       i+1;
       call symputx(cats('wt',i),name,'l');
       call symputx('wtcnt',i,'l');
-    data _null_; file &fref mod encoding='utf-8';
+    data _null_; file _sjsref mod encoding='utf-8';
       put ",""WORK"":{";
     %do i=1 %to &wtcnt;
       %let wt=&&wt&i;
-      data _null_; file &fref mod encoding='utf-8';
+      data _null_; file _sjsref mod encoding='utf-8';
         dsid=open("WORK.&wt",'is');
         nlobs=attrn(dsid,'NLOBS');
         nvars=attrn(dsid,'NVARS');
@@ -137,16 +142,16 @@
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=YES)
-      data _null_; file &fref mod encoding='utf-8';
+      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      data _null_; file _sjsref mod encoding='utf-8';
         put "}";
     %end;
-    data _null_; file &fref mod encoding='utf-8';
+    data _null_; file _sjsref mod encoding='utf-8';
       put "}";
     run;
   %end;
   /* close off json */
-  data _null_;file &fref mod encoding='utf-8';
+  data _null_;file _sjsref mod encoding='utf-8';
     _PROGRAM=quote(trim(resolve(symget('_PROGRAM'))));
     put ",""SYSUSERID"" : ""&sysuserid"" ";
     put ",""MF_GETUSER"" : ""%mf_getuser()"" ";
@@ -157,6 +162,7 @@
     put ',"_METAPERSON": ' _METAPERSON;
     put ',"_PROGRAM" : ' _PROGRAM ;
     put ",""SYSCC"" : ""&syscc"" ";
+    put ",""SYSENCODING"" : ""&sysencoding"" ";
     syserrortext=quote(cats(symget('SYSERRORTEXT')));
     put ',"SYSERRORTEXT" : ' syserrortext;
     put ",""SYSHOSTNAME"" : ""&syshostname"" ";
@@ -177,6 +183,16 @@
     put '>>weboutEND<<';
   %end;
   run;
+  /* now write to _webout 1 char at a time */
+  data _null_;
+    infile _sjsref lrecl=1 recfm=n;
+    file &fref mod lrecl=1 recfm=n;
+    input sourcechar $char1. @@;
+    format sourcechar hex2.;
+    put sourcechar char1. @@;
+  run;
+  filename _sjsref clear;
+
 %end;
 
 %mend mm_webout;

sasjs/sasjsconfig.json

@@ -67,7 +67,7 @@
     },
     {
       "name": "server",
-      "serverUrl": "https://sas.4gl.io",
+      "serverUrl": "",
       "serverType": "SASJS",
       "httpsAgentOptions": {
         "allowInsecureRequests": false
@@ -107,4 +107,4 @@
       "contextName": "SAS Job Execution compute context"
     }
   ]
-}
+}

server/ms_createwebservice.sas

@@ -98,10 +98,12 @@ data _null_;
   put '%macro mp_jsonout(action,ds,jref=_webout,dslabel=,fmt=Y ';
   put '  ,engine=DATASTEP ';
   put '  ,missing=NULL ';
-  put '  ,showmeta=NO ';
+  put '  ,showmeta=N ';
+  put '  ,maxobs=MAX ';
   put ')/*/STORE SOURCE*/; ';
-  put '%local tempds colinfo fmtds i numcols; ';
+  put '%local tempds colinfo fmtds i numcols stmt_obs; ';
   put '%let numcols=0; ';
+  put '%if &maxobs ne MAX %then %let stmt_obs=%str(if _n_>&maxobs then stop;); ';
   put ' ';
   put '%if &action=OPEN %then %do; ';
   put '  options nobomfile; ';
@@ -110,9 +112,23 @@ data _null_;
   put '  run; ';
   put '%end; ';
   put '%else %if (&action=ARR or &action=OBJ) %then %do; ';
+  put '  /* force variable names to always be uppercase in the JSON */ ';
   put '  options validvarname=upcase; ';
-  put '  data _null_; file &jref encoding=''utf-8'' mod; ';
+  put '  /* To avoid issues with _webout on EBI - such as encoding diffs and truncation ';
+  put '    (https://support.sas.com/kb/49/325.html) we use temporary files */ ';
+  put '  filename _sjs1 temp lrecl=200 ; ';
+  put '  data _null_; file _sjs1 encoding=''utf-8''; ';
   put '    put ", ""%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":"; ';
+  put '  run; ';
+  put '  /* now write to _webout 1 char at a time */ ';
+  put '  data _null_; ';
+  put '    infile _sjs1 lrecl=1 recfm=n; ';
+  put '    file &jref mod lrecl=1 recfm=n; ';
+  put '    input sourcechar $char1. @@; ';
+  put '    format sourcechar hex2.; ';
+  put '    put sourcechar char1. @@; ';
+  put '  run; ';
+  put '  filename _sjs1 clear; ';
   put ' ';
   put '  /* grab col defs */ ';
   put '  proc contents noprint data=&ds ';
@@ -166,13 +182,25 @@ data _null_;
   put '      %put &sysmacroname: Switching to DATASTEP engine; ';
   put '      %goto datastep; ';
   put '    %end; ';
-  put '    data &tempds;set &ds; ';
+  put '    data &tempds; ';
+  put '      set &ds; ';
+  put '      &stmt_obs; ';
   put '    %if &fmt=N %then format _numeric_ best32.;; ';
   put '    /* PRETTY is necessary to avoid line truncation in large files */ ';
-  put '    proc json out=&jref pretty ';
+  put '    filename _sjs2 temp lrecl=131068 encoding=''utf-8''; ';
+  put '    proc json out=_sjs2 pretty ';
   put '        %if &action=ARR %then nokeys ; ';
   put '        ;export &tempds / nosastags fmtnumeric; ';
   put '    run; ';
+  put '    /* send back to webout */ ';
+  put '    data _null_; ';
+  put '      infile _sjs2 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs2 clear; ';
   put '  %end; ';
   put '  %else %if &engine=DATASTEP %then %do; ';
   put '    %datastep: ';
@@ -231,6 +259,7 @@ data _null_;
   put '      %else %do; ';
   put '        set &ds; ';
   put '      %end; ';
+  put '      &stmt_obs; ';
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
@@ -255,10 +284,9 @@ data _null_;
   put '    %end; ';
   put '    run; ';
   put ' ';
-  put '    /* write to temp loc to avoid _webout truncation ';
-  put '      - https://support.sas.com/kb/49/325.html */ ';
-  put '    filename _sjs temp lrecl=131068 encoding=''utf-8''; ';
-  put '    data _null_; file _sjs lrecl=131068 encoding=''utf-8'' mod ; ';
+  put '    filename _sjs3 temp lrecl=131068 ; ';
+  put '    data _null_; ';
+  put '      file _sjs3 encoding=''utf-8''; ';
   put '      if _n_=1 then put "["; ';
   put '      set &tempds; ';
   put '      if _n_>1 then put "," @; put ';
@@ -269,36 +297,34 @@ data _null_;
   put '        "&&name&i"n /* name literal for reserved variable names */ ';
   put '      %end; ';
   put '      %if &action=ARR %then "]" ; %else "}" ; ; ';
-  put '    /* now write the long strings to _webout 1 byte at a time */ ';
+  put ' ';
+  put '    /* close out the table */ ';
   put '    data _null_; ';
-  put '      length filein 8 fileid 8; ';
-  put '      filein=fopen("_sjs",''I'',1,''B''); ';
-  put '      fileid=fopen("&jref",''A'',1,''B''); ';
-  put '      rec=''20''x; ';
-  put '      do while(fread(filein)=0); ';
-  put '        rc=fget(filein,rec,1); ';
-  put '        rc=fput(fileid, rec); ';
-  put '        rc=fwrite(fileid); ';
-  put '      end; ';
-  put '      /* close out the table */ ';
-  put '      rc=fput(fileid, "]"); ';
-  put '      rc=fwrite(fileid); ';
-  put '      rc=fclose(filein); ';
-  put '      rc=fclose(fileid); ';
+  put '      file _sjs3 mod encoding=''utf-8''; ';
+  put '      put '']''; ';
   put '    run; ';
-  put '    filename _sjs clear; ';
+  put '    data _null_; ';
+  put '      infile _sjs3 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs3 clear; ';
   put '  %end; ';
   put ' ';
   put '  proc sql; ';
   put '  drop table &colinfo, &tempds; ';
   put ' ';
-  put '  %if &showmeta=YES %then %do; ';
-  put '    data _null_; file &jref encoding=''utf-8'' mod; ';
+  put '  %if %substr(&showmeta,1,1)=Y %then %do; ';
+  put '    filename _sjs4 temp lrecl=131068 encoding=''utf-8''; ';
+  put '    data _null_; ';
+  put '      file _sjs4; ';
   put '      put ", ""$%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":{""vars"":{"; ';
   put '      do i=1 to &numcols; ';
   put '        name=quote(trim(symget(cats(''name'',i)))); ';
   put '        format=quote(trim(symget(cats(''fmt'',i)))); ';
-  put '        label=quote(trim(symget(cats(''label'',i)))); ';
+  put '        label=quote(prxchange(''s/\\/\\\\/'',-1,trim(symget(cats(''label'',i))))); ';
   put '        length=quote(trim(symget(cats(''length'',i)))); ';
   put '        type=quote(trim(symget(cats(''typelong'',i)))); ';
   put '        if i>1 then put "," @@; ';
@@ -307,6 +333,15 @@ data _null_;
   put '      end; ';
   put '      put ''}}''; ';
   put '    run; ';
+  put '    /* send back to webout */ ';
+  put '    data _null_; ';
+  put '      infile _sjs4 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs4 clear; ';
   put '  %end; ';
   put '%end; ';
   put ' ';
@@ -338,7 +373,7 @@ data _null_;
   put '%mend mf_getuser; ';
   put ' ';
   put '%macro ms_webout(action,ds,dslabel=,fref=_webout,fmt=Y,missing=NULL ';
-  put '  ,showmeta=NO ';
+  put '  ,showmeta=N ';
   put '); ';
   put '%global _webin_file_count _webin_fileref1 _webin_name1 _program _debug ';
   put '  sasjs_tables; ';
@@ -403,7 +438,6 @@ data _null_;
   put '%else %if &action=CLOSE %then %do; ';
   put '  %if %str(&_debug) ge 131 %then %do; ';
   put '    /* if debug mode, send back first 10 records of each work table also */ ';
-  put '    options obs=10; ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -428,7 +462,7 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=YES) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
   put '      data _null_; file &fref mod encoding=''utf-8'' termstr=lf; ';
   put '        put "}"; ';
   put '    %end; ';
@@ -444,6 +478,7 @@ data _null_;
   put '    put ",""_DEBUG"" : ""&_debug"" "; ';
   put '    put '',"_PROGRAM" : '' _PROGRAM ; ';
   put '    put ",""SYSCC"" : ""&syscc"" "; ';
+  put '    put ",""SYSENCODING"" : ""&sysencoding"" "; ';
   put '    syserrortext=quote(cats(symget(''SYSERRORTEXT''))); ';
   put '    put '',"SYSERRORTEXT" : '' syserrortext; ';
   put '    SYSHOSTINFOLONG=quote(trim(symget(''SYSHOSTINFOLONG''))); ';

server/ms_getusers.sas

@@ -116,14 +116,16 @@ libname &libref JSON fileref=&fref1;
 %if "&group"="0" and "&gid"="0" %then %do;
   data &outds;
     length DISPLAYNAME $60 USERNAME:$30 ID 8;
-    set &libref..root;
+    if nobs=0 then call missing(of _all_);
+    set &libref..root nobs=nobs;
     drop ordinal_root;
   run;
 %end;
 %else %do;
   data &outds;
     length DISPLAYNAME $60 USERNAME:$30 ID 8;
-    set &libref..users;
+    if nobs=0 then call missing(of _all_);
+    set &libref..users nobs=nobs;
     drop ordinal_root ordinal_users;
   run;
 %end;

server/ms_webout.sas

@@ -27,7 +27,7 @@
   @param [out] fref= (_webout) The fileref to which to write the JSON
   @param [in] missing= (NULL) Special numeric missing values can be sent as NULL
     (eg `null`) or as STRING values (eg `".a"` or `".b"`)
-  @param [in] showmeta= (NO) Set to YES to output metadata alongside each table,
+  @param [in] showmeta= (N) Set to Y to output metadata alongside each table,
     such as the column formats and types.  The metadata is contained inside an
     object with the same name as the table but prefixed with a dollar sign - ie,
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
@@ -47,7 +47,7 @@
 **/
 
 %macro ms_webout(action,ds,dslabel=,fref=_webout,fmt=Y,missing=NULL
-  ,showmeta=NO
+  ,showmeta=N
 );
 %global _webin_file_count _webin_fileref1 _webin_name1 _program _debug
   sasjs_tables;
@@ -112,7 +112,6 @@
 %else %if &action=CLOSE %then %do;
   %if %str(&_debug) ge 131 %then %do;
     /* if debug mode, send back first 10 records of each work table also */
-    options obs=10;
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -137,7 +136,7 @@
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=YES)
+      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10)
       data _null_; file &fref mod encoding='utf-8' termstr=lf;
         put "}";
     %end;
@@ -153,6 +152,7 @@
     put ",""_DEBUG"" : ""&_debug"" ";
     put ',"_PROGRAM" : ' _PROGRAM ;
     put ",""SYSCC"" : ""&syscc"" ";
+    put ",""SYSENCODING"" : ""&sysencoding"" ";
     syserrortext=quote(cats(symget('SYSERRORTEXT')));
     put ',"SYSERRORTEXT" : ' syserrortext;
     SYSHOSTINFOLONG=quote(trim(symget('SYSHOSTINFOLONG')));

tests/base/mp_binarycopy.test.sas

@@ -5,6 +5,7 @@
   <h4> SAS Macros </h4>
   @li mp_binarycopy.sas
   @li mp_assert.sas
+  @li mp_hashdataset.sas
 
 **/
 
@@ -96,4 +97,40 @@ run;
   iftrue=("&string4"="&string4_check"),
   desc=Append Check (ref to file),
   outds=work.test_results
-)
+)
+
+/* test 5 - ensure copy works for binary characters */
+/* do this backwards to avoid null chars in JSON preview */
+data work.test5;
+do i=255 to 1 by -1;
+  str=byte(i);
+  output;
+end;
+run;
+/* get an md5 hash of the ds */
+%mp_hashdataset(work.test5,outds=myhash)
+
+/* copy it */
+%mp_binarycopy(inloc="%sysfunc(pathname(work))/test5.sas7bdat",
+  outloc="%sysfunc(pathname(work))/test5copy.sas7bdat"
+)
+
+/* get an md5 hash of the copied ds */
+%mp_hashdataset(work.test5copy,outds=myhash2)
+
+/* compare hashes */
+%let test5a=0;
+%let test5b=1;
+data _null_;
+  set myhash;
+  call symputx('test5a',hashkey);
+run;
+data _null_;
+  set myhash2;
+  call symputx('test5b',hashkey);
+run;
+%mp_assert(
+  iftrue=("&test5a"="&test5b"),
+  desc=Ensuring binary copy works on binary characters,
+  outds=work.test_results
+)

viya/mv_createwebservice.sas

@@ -240,10 +240,12 @@ data _null_;
   put '%macro mp_jsonout(action,ds,jref=_webout,dslabel=,fmt=Y ';
   put '  ,engine=DATASTEP ';
   put '  ,missing=NULL ';
-  put '  ,showmeta=NO ';
+  put '  ,showmeta=N ';
+  put '  ,maxobs=MAX ';
   put ')/*/STORE SOURCE*/; ';
-  put '%local tempds colinfo fmtds i numcols; ';
+  put '%local tempds colinfo fmtds i numcols stmt_obs; ';
   put '%let numcols=0; ';
+  put '%if &maxobs ne MAX %then %let stmt_obs=%str(if _n_>&maxobs then stop;); ';
   put ' ';
   put '%if &action=OPEN %then %do; ';
   put '  options nobomfile; ';
@@ -252,9 +254,23 @@ data _null_;
   put '  run; ';
   put '%end; ';
   put '%else %if (&action=ARR or &action=OBJ) %then %do; ';
+  put '  /* force variable names to always be uppercase in the JSON */ ';
   put '  options validvarname=upcase; ';
-  put '  data _null_; file &jref encoding=''utf-8'' mod; ';
+  put '  /* To avoid issues with _webout on EBI - such as encoding diffs and truncation ';
+  put '    (https://support.sas.com/kb/49/325.html) we use temporary files */ ';
+  put '  filename _sjs1 temp lrecl=200 ; ';
+  put '  data _null_; file _sjs1 encoding=''utf-8''; ';
   put '    put ", ""%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":"; ';
+  put '  run; ';
+  put '  /* now write to _webout 1 char at a time */ ';
+  put '  data _null_; ';
+  put '    infile _sjs1 lrecl=1 recfm=n; ';
+  put '    file &jref mod lrecl=1 recfm=n; ';
+  put '    input sourcechar $char1. @@; ';
+  put '    format sourcechar hex2.; ';
+  put '    put sourcechar char1. @@; ';
+  put '  run; ';
+  put '  filename _sjs1 clear; ';
   put ' ';
   put '  /* grab col defs */ ';
   put '  proc contents noprint data=&ds ';
@@ -308,13 +324,25 @@ data _null_;
   put '      %put &sysmacroname: Switching to DATASTEP engine; ';
   put '      %goto datastep; ';
   put '    %end; ';
-  put '    data &tempds;set &ds; ';
+  put '    data &tempds; ';
+  put '      set &ds; ';
+  put '      &stmt_obs; ';
   put '    %if &fmt=N %then format _numeric_ best32.;; ';
   put '    /* PRETTY is necessary to avoid line truncation in large files */ ';
-  put '    proc json out=&jref pretty ';
+  put '    filename _sjs2 temp lrecl=131068 encoding=''utf-8''; ';
+  put '    proc json out=_sjs2 pretty ';
   put '        %if &action=ARR %then nokeys ; ';
   put '        ;export &tempds / nosastags fmtnumeric; ';
   put '    run; ';
+  put '    /* send back to webout */ ';
+  put '    data _null_; ';
+  put '      infile _sjs2 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs2 clear; ';
   put '  %end; ';
   put '  %else %if &engine=DATASTEP %then %do; ';
   put '    %datastep: ';
@@ -373,6 +401,7 @@ data _null_;
   put '      %else %do; ';
   put '        set &ds; ';
   put '      %end; ';
+  put '      &stmt_obs; ';
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
@@ -397,10 +426,9 @@ data _null_;
   put '    %end; ';
   put '    run; ';
   put ' ';
-  put '    /* write to temp loc to avoid _webout truncation ';
-  put '      - https://support.sas.com/kb/49/325.html */ ';
-  put '    filename _sjs temp lrecl=131068 encoding=''utf-8''; ';
-  put '    data _null_; file _sjs lrecl=131068 encoding=''utf-8'' mod ; ';
+  put '    filename _sjs3 temp lrecl=131068 ; ';
+  put '    data _null_; ';
+  put '      file _sjs3 encoding=''utf-8''; ';
   put '      if _n_=1 then put "["; ';
   put '      set &tempds; ';
   put '      if _n_>1 then put "," @; put ';
@@ -411,36 +439,34 @@ data _null_;
   put '        "&&name&i"n /* name literal for reserved variable names */ ';
   put '      %end; ';
   put '      %if &action=ARR %then "]" ; %else "}" ; ; ';
-  put '    /* now write the long strings to _webout 1 byte at a time */ ';
+  put ' ';
+  put '    /* close out the table */ ';
   put '    data _null_; ';
-  put '      length filein 8 fileid 8; ';
-  put '      filein=fopen("_sjs",''I'',1,''B''); ';
-  put '      fileid=fopen("&jref",''A'',1,''B''); ';
-  put '      rec=''20''x; ';
-  put '      do while(fread(filein)=0); ';
-  put '        rc=fget(filein,rec,1); ';
-  put '        rc=fput(fileid, rec); ';
-  put '        rc=fwrite(fileid); ';
-  put '      end; ';
-  put '      /* close out the table */ ';
-  put '      rc=fput(fileid, "]"); ';
-  put '      rc=fwrite(fileid); ';
-  put '      rc=fclose(filein); ';
-  put '      rc=fclose(fileid); ';
+  put '      file _sjs3 mod encoding=''utf-8''; ';
+  put '      put '']''; ';
   put '    run; ';
-  put '    filename _sjs clear; ';
+  put '    data _null_; ';
+  put '      infile _sjs3 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs3 clear; ';
   put '  %end; ';
   put ' ';
   put '  proc sql; ';
   put '  drop table &colinfo, &tempds; ';
   put ' ';
-  put '  %if &showmeta=YES %then %do; ';
-  put '    data _null_; file &jref encoding=''utf-8'' mod; ';
+  put '  %if %substr(&showmeta,1,1)=Y %then %do; ';
+  put '    filename _sjs4 temp lrecl=131068 encoding=''utf-8''; ';
+  put '    data _null_; ';
+  put '      file _sjs4; ';
   put '      put ", ""$%lowcase(%sysfunc(coalescec(&dslabel,&ds)))"":{""vars"":{"; ';
   put '      do i=1 to &numcols; ';
   put '        name=quote(trim(symget(cats(''name'',i)))); ';
   put '        format=quote(trim(symget(cats(''fmt'',i)))); ';
-  put '        label=quote(trim(symget(cats(''label'',i)))); ';
+  put '        label=quote(prxchange(''s/\\/\\\\/'',-1,trim(symget(cats(''label'',i))))); ';
   put '        length=quote(trim(symget(cats(''length'',i)))); ';
   put '        type=quote(trim(symget(cats(''typelong'',i)))); ';
   put '        if i>1 then put "," @@; ';
@@ -449,6 +475,15 @@ data _null_;
   put '      end; ';
   put '      put ''}}''; ';
   put '    run; ';
+  put '    /* send back to webout */ ';
+  put '    data _null_; ';
+  put '      infile _sjs4 lrecl=1 recfm=n; ';
+  put '      file &jref mod lrecl=1 recfm=n; ';
+  put '      input sourcechar $char1. @@; ';
+  put '      format sourcechar hex2.; ';
+  put '      put sourcechar char1. @@; ';
+  put '    run; ';
+  put '    filename _sjs4 clear; ';
   put '  %end; ';
   put '%end; ';
   put ' ';
@@ -479,7 +514,7 @@ data _null_;
   put ' ';
   put '%mend mf_getuser; ';
   put '%macro mv_webout(action,ds,fref=_mvwtemp,dslabel=,fmt=Y,stream=Y,missing=NULL ';
-  put '  ,showmeta=NO ';
+  put '  ,showmeta=N ';
   put '); ';
   put '%global _webin_file_count _webin_fileuri _debug _omittextlog _webin_name ';
   put '  sasjs_tables SYS_JES_JOB_URI; ';
@@ -571,8 +606,7 @@ data _null_;
   put ' ';
   put '  /* setup temp ref */ ';
   put '  %if %upcase(&fref) ne _WEBOUT %then %do; ';
-  put '    filename &fref temp lrecl=999999 permission=''A::u::rwx,A::g::rw-,A::o::---'' ';
-  put '      mod; ';
+  put '    filename &fref temp lrecl=999999 permission=''A::u::rwx,A::g::rw-,A::o::---''; ';
   put '  %end; ';
   put ' ';
   put '  /* setup json */ ';
@@ -589,7 +623,6 @@ data _null_;
   put '%else %if &action=CLOSE %then %do; ';
   put '  %if %str(&_debug) ge 131 %then %do; ';
   put '    /* send back first 10 records of each work table for debugging */ ';
-  put '    options obs=10; ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -612,7 +645,7 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=YES) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
   put '      data _null_; file &fref mod;put "}"; ';
   put '    %end; ';
   put '    data _null_; file &fref mod;put "}";run; ';

viya/mv_webout.sas

@@ -29,7 +29,7 @@
   @param [in] stream=(Y) Change to N if not streaming to _webout
   @param [in] missing= (NULL) Special numeric missing values can be sent as NULL
     (eg `null`) or as STRING values (eg `".a"` or `".b"`)
-  @param [in] showmeta= (NO) Set to YES to output metadata alongside each table,
+  @param [in] showmeta= (N) Set to Y to output metadata alongside each table,
     such as the column formats and types.  The metadata is contained inside an
     object with the same name as the table but prefixed with a dollar sign - ie,
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
@@ -43,7 +43,7 @@
 
 **/
 %macro mv_webout(action,ds,fref=_mvwtemp,dslabel=,fmt=Y,stream=Y,missing=NULL
-  ,showmeta=NO
+  ,showmeta=N
 );
 %global _webin_file_count _webin_fileuri _debug _omittextlog _webin_name
   sasjs_tables SYS_JES_JOB_URI;
@@ -135,8 +135,7 @@
 
   /* setup temp ref */
   %if %upcase(&fref) ne _WEBOUT %then %do;
-    filename &fref temp lrecl=999999 permission='A::u::rwx,A::g::rw-,A::o::---'
-      mod;
+    filename &fref temp lrecl=999999 permission='A::u::rwx,A::g::rw-,A::o::---';
   %end;
 
   /* setup json */
@@ -153,7 +152,6 @@
 %else %if &action=CLOSE %then %do;
   %if %str(&_debug) ge 131 %then %do;
     /* send back first 10 records of each work table for debugging */
-    options obs=10;
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -176,7 +174,7 @@
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=YES)
+      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10)
       data _null_; file &fref mod;put "}";
     %end;
     data _null_; file &fref mod;put "}";run;