fix: pgm uninitialised in mm_getstpinfo

fix: support for SUB (1A) hex char in DATASTEP generated JSON.

.github/workflows/run-tests.yml

@@ -78,7 +78,5 @@ jobs:
           SECRET: ${{secrets.SECRET}}
           SAS_USERNAME: ${{secrets.SAS_USERNAME}}
           SAS_PASSWORD: ${{secrets.SAS_PASSWORD}}
-          SERVER_URL: ${{secrets.SERVER_URL}}
-          SERVER_TYPE: ${{secrets.SERVER_TYPE}}
           ACCESS_TOKEN: ${{secrets.ACCESS_TOKEN}}
           REFRESH_TOKEN: ${{secrets.REFRESH_TOKEN}}

README.md

@@ -36,21 +36,21 @@ Documentation: https://core.sasjs.io
 - OS independent
 - Works on all SAS Platforms
 - No X command
-- Prefixes: _mf_, _mp_
+- Prefixes: `mf_`, `mp_`
 
 ### DDL folder (All Platforms)
 
 - OS independent
 - Works on all SAS Platforms
 - No X command
-- Prefixes: _mddl_(lib)_ -> where lib can be "SAS" (in relation to a SAS component) or "DC" (in relation to a Data Controller component)
+- Prefixes: `mddl_(lib)_` -> where lib can be "SAS" (in relation to a SAS component) or "DC" (in relation to a Data Controller component)
 
 This library will not be used for storing data entries (such as formats or datalines).  Where this becomes necessary in the future, a new repo will be created, in order to keep the NPM bundle size down (for the benefit of those looking to embed purely macros in their applications).
 
 ### FCMP folder (All Platforms)
 
 - Function and macro names are identical, except for special cases
-- Prefixes: _mcf_
+- Prefixes: `mcf_`
 
 The fcmp macros are used to generate fcmp functions, and can be used with or without the `proc fcmp` wrapper.
 
@@ -72,7 +72,7 @@ endsubmit;
 run;
 ```
 
-- Prefixes: _ml_
+- Prefixes: `ml_`
 
 ### META folder (SAS9 only)
 
@@ -81,14 +81,14 @@ Macros used in SAS EBI, which connect to the metadata server.
 - OS independent
 - Metadata aware
 - No X command
-- Prefixes: _mm_
+- Prefixes: `mm_`
 
 ### METAX folder (SAS9 only)
 
 - OS specific
 - Metadata aware
 - X command enabled
-- Prefixes: _mmw_,_mmu_,_mmx_
+- Prefixes: `mmx_`
 
 ### SERVER folder (@sasjs/server only)
 These macros are used for building applications using [@sasjs/server](https://server.sasjs.io) - an open source REST API for Desktop SAS.
@@ -96,7 +96,7 @@ These macros are used for building applications using [@sasjs/server](https://se
 - OS independent
 - @sasjs/server aware
 - No X command
-- Prefixes: _ms_
+- Prefixes: `ms_`
 
 ### VIYA folder (Viya only)
 
@@ -104,7 +104,7 @@ Macros used for interfacing with SAS Viya.
 
 - OS independent
 - No X command
-- Prefixes: _mv_, _mvf_
+- Prefixes: `mv_`, `mvf_`
 
 ### XPLATFORM folder (Viya, Meta, and Server)
 
@@ -112,7 +112,7 @@ Sometimes it is helpful to use a macro that can be used interchangeably regardle
 
 - OS independent
 - No X command
-- Prefixes: _mx_
+- Prefixes: `mx_`
 
 ## Installation
 

all.sas

@@ -5826,6 +5826,116 @@ options varlenchk=&optval;
 %put &sysmacroname: &outds is %mf_getfilesize(libds=&outds,format=yes);
 
 %mend mp_ds2squeeze;/**
+  @file
+  @brief Export dataset metadata to a single output table
+  @details Exports the dataset attributes and enginehost information, then
+  converts the datasets into a single output table in the following format:
+
+|ODS_TABLE:$10.|NAME:$100.|VALUE:$1000.|
+|---|---|---|
+|`ATTRIBUTES `|`Data Set Name `|`SASHELP.CLASS `|
+|`ATTRIBUTES `|`Observations `|`19 `|
+|`ATTRIBUTES `|`Member Type `|`DATA `|
+|`ATTRIBUTES `|`Variables `|`5 `|
+|`ATTRIBUTES `|`Engine `|`V9 `|
+|`ATTRIBUTES `|`Indexes `|`0 `|
+|`ATTRIBUTES `|`Created `|`06/08/2020 00:59:14 `|
+|`ATTRIBUTES `|`Observation Length `|`40 `|
+|`ATTRIBUTES `|`Last Modified `|`06/08/2020 00:59:14 `|
+|`ATTRIBUTES `|`Deleted Observations `|`0 `|
+|`ATTRIBUTES `|`Protection `|`. `|
+|`ATTRIBUTES `|`Compressed `|`NO `|
+|`ATTRIBUTES `|`Data Set Type `|`. `|
+|`ATTRIBUTES `|`Sorted `|`NO `|
+|`ATTRIBUTES `|`Label `|`Student Data `|
+|`ATTRIBUTES `|`Data Representation `|`SOLARIS_X86_64, LINUX_X86_64, ALPHA_TRU64, LINUX_IA64 `|
+|`ATTRIBUTES `|`Encoding `|`us-ascii  ASCII (ANSI) `|
+|`ENGINEHOST `|`Data Set Page Size `|`65536 `|
+|`ENGINEHOST `|`Number of Data Set Pages `|`1 `|
+|`ENGINEHOST `|`First Data Page `|`1 `|
+|`ENGINEHOST `|`Max Obs per Page `|`1632 `|
+|`ENGINEHOST `|`Obs in First Data Page `|`19 `|
+|`ENGINEHOST `|`Number of Data Set Repairs `|`0 `|
+|`ENGINEHOST `|`Filename `|`/opt/sas/sas9/SASHome/SASFoundation/9.4/sashelp/class.sas7bdat `|
+|`ENGINEHOST `|`Release Created `|`9.0401M7 `|
+|`ENGINEHOST `|`Host Created `|`Linux `|
+|`ENGINEHOST `|`Inode Number `|`28314616 `|
+|`ENGINEHOST `|`Access Permission `|`rw-r--r-- `|
+|`ENGINEHOST `|`Owner Name `|`sas `|
+|`ENGINEHOST `|`File Size `|`128KB `|
+|`ENGINEHOST `|`File Size (bytes) `|`131072 `|
+
+  Example usage:
+
+      %mp_dsmeta(sashelp.class,outds=work.mymeta)
+      proc print data=work.mymeta;
+      run;
+
+  For more details on creating datasets from PROC CONTENTS check out this
+  excellent [paper](
+  https://support.sas.com/resources/papers/proceedings14/1549-2014.pdf) by
+  [Louise Hadden](https://www.linkedin.com/in/louisehadden/).
+
+  @param libds The library.dataset to export the metadata for
+  @param outds= (work.dsmeta) The output table to contain the metadata
+
+  <h4> Related Files </h4>
+  @li mp_dsmeta.test.sas
+  @li mp_getcols.sas
+  @li mp_getdbml.sas
+  @li mp_getddl.sas
+  @li mp_getformats.sas
+  @li mp_getpk.sas
+  @li mp_guesspk.sas
+
+**/
+
+%macro mp_dsmeta(libds,outds=work.dsmeta);
+
+%local ds1 ds2;
+data;run; %let ds1=&syslast;
+data;run; %let ds2=&syslast;
+
+/* setup the ODS capture */
+ods output attributes=&ds1 enginehost=&ds2;
+
+/* export the metadata */
+proc contents data=&libds;
+run;
+
+/* load it into a single table */
+data &outds (keep=ods_table name value);
+  length ods_table $10 name label2 label1 label $100
+    value cvalue cvalue1 cvalue2 $1000
+    nvalue nvalue1 nvalue2 8;
+  if _n_=1 then call missing (of _all_);
+  * putlog (_all_)(=);
+  set &ds1 (in=atrs) &ds2 (in=eng);
+  if atrs then do;
+    ods_table='ATTRIBUTES';
+    name=coalescec(label1,label);
+    value=coalescec(cvalue1,cvalue,put(coalesce(nvalue1,nvalue),best.));
+    output;
+    if label2 ne '' then do;
+    name=label2;
+    value=coalescec(cvalue2,put(nvalue2,best.));
+    output;
+    end;
+  end;
+  else if eng then do;
+    ods_table='ENGINEHOST';
+    name=coalescec(label1,label);
+    value=coalescec(cvalue1,cvalue,put(coalesce(nvalue1,nvalue),best.));
+    output;
+  end;
+run;
+
+proc sql;
+drop table &ds1, &ds2;
+
+%mend mp_dsmeta;
+
+/**
   @file
   @brief Checks an input filter table for validity
   @details Performs checks on the input table to ensure it arrives in the
@@ -8709,7 +8819,7 @@ options
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to JSON
 
-  <h4> Related Macros </h4>
+  <h4> Related Files </h4>
   @li mp_ds2fmtds.sas
 
   @version 9.2
@@ -8793,7 +8903,7 @@ options
     call symputx(cats('label',_n_),coalescec(label,name),'l');
     /* overwritten when fmt=Y and a custom format exists in catalog */
     if typelong='num' then call symputx(cats('fmtlen',_n_),200,'l');
-    else call symputx(cats('fmtlen',_n_),min(32767,ceil((length+3)*1.5)),'l');
+    else call symputx(cats('fmtlen',_n_),min(32767,ceil((length+10)*1.5)),'l');
   run;
 
   %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32);
@@ -8849,15 +8959,15 @@ options
       %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32);
       proc sql noprint;
       create table &tmpds1 as
-          select cats(libname,'.',memname) as fmtcat,
-          fmtname
+          select cats(libname,'.',memname) as FMTCAT,
+          FMTNAME
         from dictionary.formats
         where fmttype='F' and libname is not null
           and fmtname in (select format from &colinfo where format is not null)
         order by 1;
       create table &tmpds2(
           FMTNAME char(32),
-          MAX num length=3
+          LENGTH num
       );
       %local catlist cat fmtlist i;
       select distinct fmtcat into: catlist separated by ' ' from &tmpds1;
@@ -8866,16 +8976,16 @@ options
         proc sql;
         select distinct fmtname into: fmtlist separated by ' '
           from &tmpds1 where fmtcat="&cat";
-        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max);
+        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length);
           select &fmtlist;
         run;
         proc sql;
-        insert into &tmpds2 select distinct fmtname,max from &tmpds3;
+        insert into &tmpds2 select distinct fmtname,length from &tmpds3;
       %end;
 
       proc sql;
       create table &tmpds4 as
-        select a.*, b.max as maxw
+        select a.*, b.length as MAXW
         from &colinfo a
         left join &tmpds2 b
         on cats(a.format)=cats(upcase(b.fmtname))
@@ -8886,7 +8996,7 @@ options
         call symputx(
           cats('fmtlen',_n_),
           /* vars need extra padding due to JSON escaping of special chars */
-          min(32767,ceil((max(length,maxw)+3)*1.5))
+          min(32767,ceil((max(length,maxw)+10)*1.5))
           ,'l'
         );
       run;
@@ -8961,7 +9071,7 @@ options
       format _numeric_ bart.;
     %do i=1 %to &numcols;
       %if &&typelong&i=char or &fmt=Y %then %do;
-        if findc(&&name&i,'"\'!!'0A0D09000E0F01021011'x) then do;
+        if findc(&&name&i,'"\'!!'0A0D09000E0F010210111A'x) then do;
           &&name&i='"'!!trim(
             prxchange('s/"/\\"/',-1,        /* double quote */
             prxchange('s/\x0A/\n/',-1,      /* new line */
@@ -8974,8 +9084,9 @@ options
             prxchange('s/\x02/\\u0002/',-1, /* STX */
             prxchange('s/\x10/\\u0010/',-1, /* DLE */
             prxchange('s/\x11/\\u0011/',-1, /* DC1 */
+            prxchange('s/\x1A/\\u001A/',-1, /* SUB */
             prxchange('s/\\/\\\\/',-1,&&name&i)
-          ))))))))))))!!'"';
+          )))))))))))))!!'"';
         end;
         else &&name&i=quote(cats(&&name&i));
       %end;
@@ -15288,7 +15399,7 @@ data _null_;
   put '    call symputx(cats(''label'',_n_),coalescec(label,name),''l''); ';
   put '    /* overwritten when fmt=Y and a custom format exists in catalog */ ';
   put '    if typelong=''num'' then call symputx(cats(''fmtlen'',_n_),200,''l''); ';
-  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+3)*1.5)),''l''); ';
+  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+10)*1.5)),''l''); ';
   put '  run; ';
   put ' ';
   put '  %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
@@ -15344,15 +15455,15 @@ data _null_;
   put '      %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
   put '      proc sql noprint; ';
   put '      create table &tmpds1 as ';
-  put '          select cats(libname,''.'',memname) as fmtcat, ';
-  put '          fmtname ';
+  put '          select cats(libname,''.'',memname) as FMTCAT, ';
+  put '          FMTNAME ';
   put '        from dictionary.formats ';
   put '        where fmttype=''F'' and libname is not null ';
   put '          and fmtname in (select format from &colinfo where format is not null) ';
   put '        order by 1; ';
   put '      create table &tmpds2( ';
   put '          FMTNAME char(32), ';
-  put '          MAX num length=3 ';
+  put '          LENGTH num ';
   put '      ); ';
   put '      %local catlist cat fmtlist i; ';
   put '      select distinct fmtcat into: catlist separated by '' '' from &tmpds1; ';
@@ -15361,16 +15472,16 @@ data _null_;
   put '        proc sql; ';
   put '        select distinct fmtname into: fmtlist separated by '' '' ';
   put '          from &tmpds1 where fmtcat="&cat"; ';
-  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max); ';
+  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length); ';
   put '          select &fmtlist; ';
   put '        run; ';
   put '        proc sql; ';
-  put '        insert into &tmpds2 select distinct fmtname,max from &tmpds3; ';
+  put '        insert into &tmpds2 select distinct fmtname,length from &tmpds3; ';
   put '      %end; ';
   put ' ';
   put '      proc sql; ';
   put '      create table &tmpds4 as ';
-  put '        select a.*, b.max as maxw ';
+  put '        select a.*, b.length as MAXW ';
   put '        from &colinfo a ';
   put '        left join &tmpds2 b ';
   put '        on cats(a.format)=cats(upcase(b.fmtname)) ';
@@ -15381,7 +15492,7 @@ data _null_;
   put '        call symputx( ';
   put '          cats(''fmtlen'',_n_), ';
   put '          /* vars need extra padding due to JSON escaping of special chars */ ';
-  put '          min(32767,ceil((max(length,maxw)+3)*1.5)) ';
+  put '          min(32767,ceil((max(length,maxw)+10)*1.5)) ';
   put '          ,''l'' ';
   put '        ); ';
   put '      run; ';
@@ -15456,7 +15567,7 @@ data _null_;
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
-  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F01021011''x) then do; ';
+  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F010210111A''x) then do; ';
   put '          &&name&i=''"''!!trim( ';
   put '            prxchange(''s/"/\\"/'',-1,        /* double quote */ ';
   put '            prxchange(''s/\x0A/\n/'',-1,      /* new line */ ';
@@ -15469,8 +15580,9 @@ data _null_;
   put '            prxchange(''s/\x02/\\u0002/'',-1, /* STX */ ';
   put '            prxchange(''s/\x10/\\u0010/'',-1, /* DLE */ ';
   put '            prxchange(''s/\x11/\\u0011/'',-1, /* DC1 */ ';
+  put '            prxchange(''s/\x1A/\\u001A/'',-1, /* SUB */ ';
   put '            prxchange(''s/\\/\\\\/'',-1,&&name&i) ';
-  put '          ))))))))))))!!''"''; ';
+  put '          )))))))))))))!!''"''; ';
   put '        end; ';
   put '        else &&name&i=quote(cats(&&name&i)); ';
   put '      %end; ';
@@ -15566,7 +15678,7 @@ data _null_;
   put ' ';
   put '%mend mf_getuser; ';
   put '%macro mm_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL ';
-  put '  ,showmeta=N,maxobs=MAX ';
+  put '  ,showmeta=N,maxobs=MAX,workobs=0 ';
   put '); ';
   put '%global _webin_file_count _webin_fileref1 _webin_name1 _program _debug ';
   put '  sasjs_tables; ';
@@ -15639,8 +15751,8 @@ data _null_;
   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 '  %if %str(&workobs) > 0 %then %do; ';
+  put '    /* if debug mode, send back first XX records of each work table also */ ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -15664,7 +15776,9 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10 ';
+  put '        ,maxobs=&workobs ';
+  put '      ) ';
   put '      data _null_; file _sjsref mod encoding=''utf-8''; ';
   put '        put "}"; ';
   put '    %end; ';
@@ -17657,6 +17771,73 @@ filename __getdoc clear;
 %end;
 
 %mend mm_getstpcode;
+/**
+  @file
+  @brief Get the properties of a Stored Process
+  @details Extracts various properties and creates an output table in the
+  structure below:
+
+|STP_URI:$200.|SERVERCONTEXT:$200.|STOREDPROCESSCONFIGURATION:$1000.|SOURCECODE_FIRST32K:$32767.|PATH:$76.|
+|---|---|---|---|---|
+|`A5DN9TDQ.BH0000C8 `|`SASApp `|`<?xml version="1.0" encoding="UTF-8"?><StoredProcess><ServerContext LogicalServerType="Sps" OtherAllowed="false"/><ResultCapabilities Package="false" Streaming="true"/><OutputParameters/></StoredProcess> `|`%put first 32767 bytes of code; `|`/path/to/my/stp`|
+
+  @param [in] pgm The metadata path of the Stored Process
+  @param [out] outds= (work.mm_getstpinfo) The output table to create
+  @param [in] mdebug= (0) Set to 1 to enable DEBUG messages
+
+  <h4> Related Files </h4>
+  @li mm_getstpcode.sas
+  @li mm_getstps.sas
+  @li mm_createstp.sas
+  @li mm_deletestp.sas
+
+**/
+
+%macro mm_getstpinfo(pgm
+  ,outds=work.mm_getstpinfo
+  ,mDebug=0
+);
+
+%local mD;
+%if &mDebug=1 %then %let mD=;
+%else %let mD=%str(*);
+%&mD.put Executing &sysmacroname..sas;
+%&mD.put _local_;
+
+data &outds;
+  length type stp_uri tsuri servercontext value $200
+    StoredProcessConfiguration $1000 sourcecode_first32k $32767;
+  keep path stp_uri sourcecode_first32k StoredProcessConfiguration
+    servercontext;
+  call missing (of _all_);
+  path="&pgm(StoredProcess)";
+  /* first, find the STP ID */
+  if metadata_pathobj("",path,"StoredProcess",type,stp_uri)>0 then do;
+    /* get attributes */
+    cnt=1;
+    do while (metadata_getnasn(stp_uri,"Notes",cnt,tsuri)>0);
+      rc1=metadata_getattr(tsuri,"Name",value);
+      &mD.put tsuri= value=;
+      if value="SourceCode" then do;
+        rc2=metadata_getattr(tsuri,"StoredText",sourcecode_first32k);
+      end;
+      else if value="Stored Process" then do;
+        rc3=metadata_getattr(tsuri,"StoredText",StoredProcessConfiguration);
+      end;
+      cnt+1;
+    end;
+    /* get context (should only be one) */
+    rc4=metadata_getnasn(stp_uri,"ComputeLocations",1,tsuri);
+    rc5=metadata_getattr(tsuri,"Name",servercontext);
+  end;
+  else do;
+    put "%str(ERR)OR: could not find " path;
+    put (_all_)(=);
+  end;
+  &md.put (_all_)(=);
+run;
+
+%mend mm_getstpinfo ;
 /**
   @file
   @brief Returns a dataset with all Stored Processes, or just those in a
@@ -19125,6 +19306,9 @@ run;
     such as the column formats and types.  The metadata is contained inside an
     object with the same name as the table but prefixed with a dollar sign - ie,
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
+  @param [in] workobs= (0) When set to a positive integer, will create a new
+    output object (WORK) which contains this number of observations from all
+    tables in the WORK library.
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to output JSON
 
@@ -19140,7 +19324,7 @@ run;
 
 **/
 %macro mm_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL
-  ,showmeta=N,maxobs=MAX
+  ,showmeta=N,maxobs=MAX,workobs=0
 );
 %global _webin_file_count _webin_fileref1 _webin_name1 _program _debug
   sasjs_tables;
@@ -19213,8 +19397,8 @@ run;
 %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 */
+  %if %str(&workobs) > 0 %then %do;
+    /* if debug mode, send back first XX records of each work table also */
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -19238,7 +19422,9 @@ run;
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10
+        ,maxobs=&workobs
+      )
       data _null_; file _sjsref mod encoding='utf-8';
         put "}";
     %end;
@@ -20235,7 +20421,7 @@ data _null_;
   put '    call symputx(cats(''label'',_n_),coalescec(label,name),''l''); ';
   put '    /* overwritten when fmt=Y and a custom format exists in catalog */ ';
   put '    if typelong=''num'' then call symputx(cats(''fmtlen'',_n_),200,''l''); ';
-  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+3)*1.5)),''l''); ';
+  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+10)*1.5)),''l''); ';
   put '  run; ';
   put ' ';
   put '  %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
@@ -20291,15 +20477,15 @@ data _null_;
   put '      %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
   put '      proc sql noprint; ';
   put '      create table &tmpds1 as ';
-  put '          select cats(libname,''.'',memname) as fmtcat, ';
-  put '          fmtname ';
+  put '          select cats(libname,''.'',memname) as FMTCAT, ';
+  put '          FMTNAME ';
   put '        from dictionary.formats ';
   put '        where fmttype=''F'' and libname is not null ';
   put '          and fmtname in (select format from &colinfo where format is not null) ';
   put '        order by 1; ';
   put '      create table &tmpds2( ';
   put '          FMTNAME char(32), ';
-  put '          MAX num length=3 ';
+  put '          LENGTH num ';
   put '      ); ';
   put '      %local catlist cat fmtlist i; ';
   put '      select distinct fmtcat into: catlist separated by '' '' from &tmpds1; ';
@@ -20308,16 +20494,16 @@ data _null_;
   put '        proc sql; ';
   put '        select distinct fmtname into: fmtlist separated by '' '' ';
   put '          from &tmpds1 where fmtcat="&cat"; ';
-  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max); ';
+  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length); ';
   put '          select &fmtlist; ';
   put '        run; ';
   put '        proc sql; ';
-  put '        insert into &tmpds2 select distinct fmtname,max from &tmpds3; ';
+  put '        insert into &tmpds2 select distinct fmtname,length from &tmpds3; ';
   put '      %end; ';
   put ' ';
   put '      proc sql; ';
   put '      create table &tmpds4 as ';
-  put '        select a.*, b.max as maxw ';
+  put '        select a.*, b.length as MAXW ';
   put '        from &colinfo a ';
   put '        left join &tmpds2 b ';
   put '        on cats(a.format)=cats(upcase(b.fmtname)) ';
@@ -20328,7 +20514,7 @@ data _null_;
   put '        call symputx( ';
   put '          cats(''fmtlen'',_n_), ';
   put '          /* vars need extra padding due to JSON escaping of special chars */ ';
-  put '          min(32767,ceil((max(length,maxw)+3)*1.5)) ';
+  put '          min(32767,ceil((max(length,maxw)+10)*1.5)) ';
   put '          ,''l'' ';
   put '        ); ';
   put '      run; ';
@@ -20403,7 +20589,7 @@ data _null_;
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
-  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F01021011''x) then do; ';
+  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F010210111A''x) then do; ';
   put '          &&name&i=''"''!!trim( ';
   put '            prxchange(''s/"/\\"/'',-1,        /* double quote */ ';
   put '            prxchange(''s/\x0A/\n/'',-1,      /* new line */ ';
@@ -20416,8 +20602,9 @@ data _null_;
   put '            prxchange(''s/\x02/\\u0002/'',-1, /* STX */ ';
   put '            prxchange(''s/\x10/\\u0010/'',-1, /* DLE */ ';
   put '            prxchange(''s/\x11/\\u0011/'',-1, /* DC1 */ ';
+  put '            prxchange(''s/\x1A/\\u001A/'',-1, /* SUB */ ';
   put '            prxchange(''s/\\/\\\\/'',-1,&&name&i) ';
-  put '          ))))))))))))!!''"''; ';
+  put '          )))))))))))))!!''"''; ';
   put '        end; ';
   put '        else &&name&i=quote(cats(&&name&i)); ';
   put '      %end; ';
@@ -20514,7 +20701,7 @@ data _null_;
   put '%mend mf_getuser; ';
   put ' ';
   put '%macro ms_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL ';
-  put '  ,showmeta=N,maxobs=MAX ';
+  put '  ,showmeta=N,maxobs=MAX,workobs=0 ';
   put '); ';
   put '%global _webin_file_count _webin_fileref1 _webin_name1 _program _debug ';
   put '  sasjs_tables; ';
@@ -20577,8 +20764,8 @@ data _null_;
   put '  ) ';
   put '%end; ';
   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 '  %if %str(&workobs) > 0 %then %do; ';
+  put '    /* if debug mode, send back first XX records of each work table also */ ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -20603,7 +20790,9 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10 ';
+  put '        ,maxobs=&workobs ';
+  put '      ) ';
   put '      data _null_; file &fref mod encoding=''utf-8'' termstr=lf; ';
   put '        put "}"; ';
   put '    %end; ';
@@ -21488,6 +21677,9 @@ run;
     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] workobs= (0) When set to a positive integer, will create a new
+    output object (WORK) which contains this number of observations from all
+    tables in the WORK library.
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to output JSON
 
@@ -21506,7 +21698,7 @@ run;
 **/
 
 %macro ms_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL
-  ,showmeta=N,maxobs=MAX
+  ,showmeta=N,maxobs=MAX,workobs=0
 );
 %global _webin_file_count _webin_fileref1 _webin_name1 _program _debug
   sasjs_tables;
@@ -21569,8 +21761,8 @@ run;
   )
 %end;
 %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 */
+  %if %str(&workobs) > 0 %then %do;
+    /* if debug mode, send back first XX records of each work table also */
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -21595,7 +21787,9 @@ run;
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10
+        ,maxobs=&workobs
+      )
       data _null_; file &fref mod encoding='utf-8' termstr=lf;
         put "}";
     %end;
@@ -22691,7 +22885,7 @@ data _null_;
   put '    call symputx(cats(''label'',_n_),coalescec(label,name),''l''); ';
   put '    /* overwritten when fmt=Y and a custom format exists in catalog */ ';
   put '    if typelong=''num'' then call symputx(cats(''fmtlen'',_n_),200,''l''); ';
-  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+3)*1.5)),''l''); ';
+  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+10)*1.5)),''l''); ';
   put '  run; ';
   put ' ';
   put '  %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
@@ -22747,15 +22941,15 @@ data _null_;
   put '      %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
   put '      proc sql noprint; ';
   put '      create table &tmpds1 as ';
-  put '          select cats(libname,''.'',memname) as fmtcat, ';
-  put '          fmtname ';
+  put '          select cats(libname,''.'',memname) as FMTCAT, ';
+  put '          FMTNAME ';
   put '        from dictionary.formats ';
   put '        where fmttype=''F'' and libname is not null ';
   put '          and fmtname in (select format from &colinfo where format is not null) ';
   put '        order by 1; ';
   put '      create table &tmpds2( ';
   put '          FMTNAME char(32), ';
-  put '          MAX num length=3 ';
+  put '          LENGTH num ';
   put '      ); ';
   put '      %local catlist cat fmtlist i; ';
   put '      select distinct fmtcat into: catlist separated by '' '' from &tmpds1; ';
@@ -22764,16 +22958,16 @@ data _null_;
   put '        proc sql; ';
   put '        select distinct fmtname into: fmtlist separated by '' '' ';
   put '          from &tmpds1 where fmtcat="&cat"; ';
-  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max); ';
+  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length); ';
   put '          select &fmtlist; ';
   put '        run; ';
   put '        proc sql; ';
-  put '        insert into &tmpds2 select distinct fmtname,max from &tmpds3; ';
+  put '        insert into &tmpds2 select distinct fmtname,length from &tmpds3; ';
   put '      %end; ';
   put ' ';
   put '      proc sql; ';
   put '      create table &tmpds4 as ';
-  put '        select a.*, b.max as maxw ';
+  put '        select a.*, b.length as MAXW ';
   put '        from &colinfo a ';
   put '        left join &tmpds2 b ';
   put '        on cats(a.format)=cats(upcase(b.fmtname)) ';
@@ -22784,7 +22978,7 @@ data _null_;
   put '        call symputx( ';
   put '          cats(''fmtlen'',_n_), ';
   put '          /* vars need extra padding due to JSON escaping of special chars */ ';
-  put '          min(32767,ceil((max(length,maxw)+3)*1.5)) ';
+  put '          min(32767,ceil((max(length,maxw)+10)*1.5)) ';
   put '          ,''l'' ';
   put '        ); ';
   put '      run; ';
@@ -22859,7 +23053,7 @@ data _null_;
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
-  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F01021011''x) then do; ';
+  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F010210111A''x) then do; ';
   put '          &&name&i=''"''!!trim( ';
   put '            prxchange(''s/"/\\"/'',-1,        /* double quote */ ';
   put '            prxchange(''s/\x0A/\n/'',-1,      /* new line */ ';
@@ -22872,8 +23066,9 @@ data _null_;
   put '            prxchange(''s/\x02/\\u0002/'',-1, /* STX */ ';
   put '            prxchange(''s/\x10/\\u0010/'',-1, /* DLE */ ';
   put '            prxchange(''s/\x11/\\u0011/'',-1, /* DC1 */ ';
+  put '            prxchange(''s/\x1A/\\u001A/'',-1, /* SUB */ ';
   put '            prxchange(''s/\\/\\\\/'',-1,&&name&i) ';
-  put '          ))))))))))))!!''"''; ';
+  put '          )))))))))))))!!''"''; ';
   put '        end; ';
   put '        else &&name&i=quote(cats(&&name&i)); ';
   put '      %end; ';
@@ -22969,7 +23164,7 @@ data _null_;
   put ' ';
   put '%mend mf_getuser; ';
   put '%macro mv_webout(action,ds,fref=_mvwtemp,dslabel=,fmt=N,stream=Y,missing=NULL ';
-  put '  ,showmeta=N,maxobs=MAX ';
+  put '  ,showmeta=N,maxobs=MAX,workobs=0 ';
   put '); ';
   put '%global _webin_file_count _webin_fileuri _debug _omittextlog _webin_name ';
   put '  sasjs_tables SYS_JES_JOB_URI; ';
@@ -23076,8 +23271,8 @@ data _null_;
   put '    ) ';
   put '%end; ';
   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 '  %if %str(&workobs) > 0 %then %do; ';
+  put '    /* send back first XX records of each work table for debugging */ ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -23100,7 +23295,9 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y ';
+  put '        ,maxobs=&workobs ';
+  put '      ) ';
   put '      data _null_; file &fref mod;put "}"; ';
   put '    %end; ';
   put '    data _null_; file &fref mod;put "}";run; ';
@@ -26757,6 +26954,9 @@ filename &fref1 clear;
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to output JSON
+  @param [in] workobs= (0) When set to a positive integer, will create a new
+    output object (WORK) which contains this number of observations from all
+    tables in the WORK library.
 
   <h4> SAS Macros </h4>
   @li mp_jsonout.sas
@@ -26771,7 +26971,7 @@ filename &fref1 clear;
 
 **/
 %macro mv_webout(action,ds,fref=_mvwtemp,dslabel=,fmt=N,stream=Y,missing=NULL
-  ,showmeta=N,maxobs=MAX
+  ,showmeta=N,maxobs=MAX,workobs=0
 );
 %global _webin_file_count _webin_fileuri _debug _omittextlog _webin_name
   sasjs_tables SYS_JES_JOB_URI;
@@ -26878,8 +27078,8 @@ filename &fref1 clear;
     )
 %end;
 %else %if &action=CLOSE %then %do;
-  %if %str(&_debug) ge 131 %then %do;
-    /* send back first 10 records of each work table for debugging */
+  %if %str(&workobs) > 0 %then %do;
+    /* send back first XX records of each work table for debugging */
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -26902,7 +27102,9 @@ filename &fref1 clear;
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y
+        ,maxobs=&workobs
+      )
       data _null_; file &fref mod;put "}";
     %end;
     data _null_; file &fref mod;put "}";run;

base/mp_dsmeta.sas

@@ -0,0 +1,110 @@
+/**
+  @file
+  @brief Export dataset metadata to a single output table
+  @details Exports the dataset attributes and enginehost information, then
+  converts the datasets into a single output table in the following format:
+
+|ODS_TABLE:$10.|NAME:$100.|VALUE:$1000.|
+|---|---|---|
+|`ATTRIBUTES `|`Data Set Name `|`SASHELP.CLASS `|
+|`ATTRIBUTES `|`Observations `|`19 `|
+|`ATTRIBUTES `|`Member Type `|`DATA `|
+|`ATTRIBUTES `|`Variables `|`5 `|
+|`ATTRIBUTES `|`Engine `|`V9 `|
+|`ATTRIBUTES `|`Indexes `|`0 `|
+|`ATTRIBUTES `|`Created `|`06/08/2020 00:59:14 `|
+|`ATTRIBUTES `|`Observation Length `|`40 `|
+|`ATTRIBUTES `|`Last Modified `|`06/08/2020 00:59:14 `|
+|`ATTRIBUTES `|`Deleted Observations `|`0 `|
+|`ATTRIBUTES `|`Protection `|`. `|
+|`ATTRIBUTES `|`Compressed `|`NO `|
+|`ATTRIBUTES `|`Data Set Type `|`. `|
+|`ATTRIBUTES `|`Sorted `|`NO `|
+|`ATTRIBUTES `|`Label `|`Student Data `|
+|`ATTRIBUTES `|`Data Representation `|`SOLARIS_X86_64, LINUX_X86_64, ALPHA_TRU64, LINUX_IA64 `|
+|`ATTRIBUTES `|`Encoding `|`us-ascii  ASCII (ANSI) `|
+|`ENGINEHOST `|`Data Set Page Size `|`65536 `|
+|`ENGINEHOST `|`Number of Data Set Pages `|`1 `|
+|`ENGINEHOST `|`First Data Page `|`1 `|
+|`ENGINEHOST `|`Max Obs per Page `|`1632 `|
+|`ENGINEHOST `|`Obs in First Data Page `|`19 `|
+|`ENGINEHOST `|`Number of Data Set Repairs `|`0 `|
+|`ENGINEHOST `|`Filename `|`/opt/sas/sas9/SASHome/SASFoundation/9.4/sashelp/class.sas7bdat `|
+|`ENGINEHOST `|`Release Created `|`9.0401M7 `|
+|`ENGINEHOST `|`Host Created `|`Linux `|
+|`ENGINEHOST `|`Inode Number `|`28314616 `|
+|`ENGINEHOST `|`Access Permission `|`rw-r--r-- `|
+|`ENGINEHOST `|`Owner Name `|`sas `|
+|`ENGINEHOST `|`File Size `|`128KB `|
+|`ENGINEHOST `|`File Size (bytes) `|`131072 `|
+
+  Example usage:
+
+      %mp_dsmeta(sashelp.class,outds=work.mymeta)
+      proc print data=work.mymeta;
+      run;
+
+  For more details on creating datasets from PROC CONTENTS check out this
+  excellent [paper](
+  https://support.sas.com/resources/papers/proceedings14/1549-2014.pdf) by
+  [Louise Hadden](https://www.linkedin.com/in/louisehadden/).
+
+  @param libds The library.dataset to export the metadata for
+  @param outds= (work.dsmeta) The output table to contain the metadata
+
+  <h4> Related Files </h4>
+  @li mp_dsmeta.test.sas
+  @li mp_getcols.sas
+  @li mp_getdbml.sas
+  @li mp_getddl.sas
+  @li mp_getformats.sas
+  @li mp_getpk.sas
+  @li mp_guesspk.sas
+
+**/
+
+%macro mp_dsmeta(libds,outds=work.dsmeta);
+
+%local ds1 ds2;
+data;run; %let ds1=&syslast;
+data;run; %let ds2=&syslast;
+
+/* setup the ODS capture */
+ods output attributes=&ds1 enginehost=&ds2;
+
+/* export the metadata */
+proc contents data=&libds;
+run;
+
+/* load it into a single table */
+data &outds (keep=ods_table name value);
+  length ods_table $10 name label2 label1 label $100
+    value cvalue cvalue1 cvalue2 $1000
+    nvalue nvalue1 nvalue2 8;
+  if _n_=1 then call missing (of _all_);
+  * putlog (_all_)(=);
+  set &ds1 (in=atrs) &ds2 (in=eng);
+  if atrs then do;
+    ods_table='ATTRIBUTES';
+    name=coalescec(label1,label);
+    value=coalescec(cvalue1,cvalue,put(coalesce(nvalue1,nvalue),best.));
+    output;
+    if label2 ne '' then do;
+    name=label2;
+    value=coalescec(cvalue2,put(nvalue2,best.));
+    output;
+    end;
+  end;
+  else if eng then do;
+    ods_table='ENGINEHOST';
+    name=coalescec(label1,label);
+    value=coalescec(cvalue1,cvalue,put(coalesce(nvalue1,nvalue),best.));
+    output;
+  end;
+run;
+
+proc sql;
+drop table &ds1, &ds2;
+
+%mend mp_dsmeta;
+

base/mp_jsonout.sas

@@ -62,7 +62,7 @@
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to JSON
 
-  <h4> Related Macros </h4>
+  <h4> Related Files </h4>
   @li mp_ds2fmtds.sas
 
   @version 9.2
@@ -146,7 +146,7 @@
     call symputx(cats('label',_n_),coalescec(label,name),'l');
     /* overwritten when fmt=Y and a custom format exists in catalog */
     if typelong='num' then call symputx(cats('fmtlen',_n_),200,'l');
-    else call symputx(cats('fmtlen',_n_),min(32767,ceil((length+3)*1.5)),'l');
+    else call symputx(cats('fmtlen',_n_),min(32767,ceil((length+10)*1.5)),'l');
   run;
 
   %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32);
@@ -202,15 +202,15 @@
       %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32);
       proc sql noprint;
       create table &tmpds1 as
-          select cats(libname,'.',memname) as fmtcat,
-          fmtname
+          select cats(libname,'.',memname) as FMTCAT,
+          FMTNAME
         from dictionary.formats
         where fmttype='F' and libname is not null
           and fmtname in (select format from &colinfo where format is not null)
         order by 1;
       create table &tmpds2(
           FMTNAME char(32),
-          MAX num length=3
+          LENGTH num
       );
       %local catlist cat fmtlist i;
       select distinct fmtcat into: catlist separated by ' ' from &tmpds1;
@@ -219,16 +219,16 @@
         proc sql;
         select distinct fmtname into: fmtlist separated by ' '
           from &tmpds1 where fmtcat="&cat";
-        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max);
+        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length);
           select &fmtlist;
         run;
         proc sql;
-        insert into &tmpds2 select distinct fmtname,max from &tmpds3;
+        insert into &tmpds2 select distinct fmtname,length from &tmpds3;
       %end;
 
       proc sql;
       create table &tmpds4 as
-        select a.*, b.max as maxw
+        select a.*, b.length as MAXW
         from &colinfo a
         left join &tmpds2 b
         on cats(a.format)=cats(upcase(b.fmtname))
@@ -239,7 +239,7 @@
         call symputx(
           cats('fmtlen',_n_),
           /* vars need extra padding due to JSON escaping of special chars */
-          min(32767,ceil((max(length,maxw)+3)*1.5))
+          min(32767,ceil((max(length,maxw)+10)*1.5))
           ,'l'
         );
       run;
@@ -314,7 +314,7 @@
       format _numeric_ bart.;
     %do i=1 %to &numcols;
       %if &&typelong&i=char or &fmt=Y %then %do;
-        if findc(&&name&i,'"\'!!'0A0D09000E0F01021011'x) then do;
+        if findc(&&name&i,'"\'!!'0A0D09000E0F010210111A'x) then do;
           &&name&i='"'!!trim(
             prxchange('s/"/\\"/',-1,        /* double quote */
             prxchange('s/\x0A/\n/',-1,      /* new line */
@@ -327,8 +327,9 @@
             prxchange('s/\x02/\\u0002/',-1, /* STX */
             prxchange('s/\x10/\\u0010/',-1, /* DLE */
             prxchange('s/\x11/\\u0011/',-1, /* DC1 */
+            prxchange('s/\x1A/\\u001A/',-1, /* SUB */
             prxchange('s/\\/\\\\/',-1,&&name&i)
-          ))))))))))))!!'"';
+          )))))))))))))!!'"';
         end;
         else &&name&i=quote(cats(&&name&i));
       %end;

meta/mm_createwebservice.sas

@@ -169,7 +169,7 @@ data _null_;
   put '    call symputx(cats(''label'',_n_),coalescec(label,name),''l''); ';
   put '    /* overwritten when fmt=Y and a custom format exists in catalog */ ';
   put '    if typelong=''num'' then call symputx(cats(''fmtlen'',_n_),200,''l''); ';
-  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+3)*1.5)),''l''); ';
+  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+10)*1.5)),''l''); ';
   put '  run; ';
   put ' ';
   put '  %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
@@ -225,15 +225,15 @@ data _null_;
   put '      %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
   put '      proc sql noprint; ';
   put '      create table &tmpds1 as ';
-  put '          select cats(libname,''.'',memname) as fmtcat, ';
-  put '          fmtname ';
+  put '          select cats(libname,''.'',memname) as FMTCAT, ';
+  put '          FMTNAME ';
   put '        from dictionary.formats ';
   put '        where fmttype=''F'' and libname is not null ';
   put '          and fmtname in (select format from &colinfo where format is not null) ';
   put '        order by 1; ';
   put '      create table &tmpds2( ';
   put '          FMTNAME char(32), ';
-  put '          MAX num length=3 ';
+  put '          LENGTH num ';
   put '      ); ';
   put '      %local catlist cat fmtlist i; ';
   put '      select distinct fmtcat into: catlist separated by '' '' from &tmpds1; ';
@@ -242,16 +242,16 @@ data _null_;
   put '        proc sql; ';
   put '        select distinct fmtname into: fmtlist separated by '' '' ';
   put '          from &tmpds1 where fmtcat="&cat"; ';
-  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max); ';
+  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length); ';
   put '          select &fmtlist; ';
   put '        run; ';
   put '        proc sql; ';
-  put '        insert into &tmpds2 select distinct fmtname,max from &tmpds3; ';
+  put '        insert into &tmpds2 select distinct fmtname,length from &tmpds3; ';
   put '      %end; ';
   put ' ';
   put '      proc sql; ';
   put '      create table &tmpds4 as ';
-  put '        select a.*, b.max as maxw ';
+  put '        select a.*, b.length as MAXW ';
   put '        from &colinfo a ';
   put '        left join &tmpds2 b ';
   put '        on cats(a.format)=cats(upcase(b.fmtname)) ';
@@ -262,7 +262,7 @@ data _null_;
   put '        call symputx( ';
   put '          cats(''fmtlen'',_n_), ';
   put '          /* vars need extra padding due to JSON escaping of special chars */ ';
-  put '          min(32767,ceil((max(length,maxw)+3)*1.5)) ';
+  put '          min(32767,ceil((max(length,maxw)+10)*1.5)) ';
   put '          ,''l'' ';
   put '        ); ';
   put '      run; ';
@@ -337,7 +337,7 @@ data _null_;
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
-  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F01021011''x) then do; ';
+  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F010210111A''x) then do; ';
   put '          &&name&i=''"''!!trim( ';
   put '            prxchange(''s/"/\\"/'',-1,        /* double quote */ ';
   put '            prxchange(''s/\x0A/\n/'',-1,      /* new line */ ';
@@ -350,8 +350,9 @@ data _null_;
   put '            prxchange(''s/\x02/\\u0002/'',-1, /* STX */ ';
   put '            prxchange(''s/\x10/\\u0010/'',-1, /* DLE */ ';
   put '            prxchange(''s/\x11/\\u0011/'',-1, /* DC1 */ ';
+  put '            prxchange(''s/\x1A/\\u001A/'',-1, /* SUB */ ';
   put '            prxchange(''s/\\/\\\\/'',-1,&&name&i) ';
-  put '          ))))))))))))!!''"''; ';
+  put '          )))))))))))))!!''"''; ';
   put '        end; ';
   put '        else &&name&i=quote(cats(&&name&i)); ';
   put '      %end; ';
@@ -447,7 +448,7 @@ data _null_;
   put ' ';
   put '%mend mf_getuser; ';
   put '%macro mm_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL ';
-  put '  ,showmeta=N,maxobs=MAX ';
+  put '  ,showmeta=N,maxobs=MAX,workobs=0 ';
   put '); ';
   put '%global _webin_file_count _webin_fileref1 _webin_name1 _program _debug ';
   put '  sasjs_tables; ';
@@ -520,8 +521,8 @@ data _null_;
   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 '  %if %str(&workobs) > 0 %then %do; ';
+  put '    /* if debug mode, send back first XX records of each work table also */ ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -545,7 +546,9 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10 ';
+  put '        ,maxobs=&workobs ';
+  put '      ) ';
   put '      data _null_; file _sjsref mod encoding=''utf-8''; ';
   put '        put "}"; ';
   put '    %end; ';

meta/mm_getstpinfo.sas

@@ -0,0 +1,67 @@
+/**
+  @file
+  @brief Get the properties of a Stored Process
+  @details Extracts various properties and creates an output table in the
+  structure below:
+
+|STP_URI:$200.|SERVERCONTEXT:$200.|STOREDPROCESSCONFIGURATION:$1000.|SOURCECODE_FIRST32K:$32767.|PATH:$76.|
+|---|---|---|---|---|
+|`A5DN9TDQ.BH0000C8 `|`SASApp `|`<?xml version="1.0" encoding="UTF-8"?><StoredProcess><ServerContext LogicalServerType="Sps" OtherAllowed="false"/><ResultCapabilities Package="false" Streaming="true"/><OutputParameters/></StoredProcess> `|`%put first 32767 bytes of code; `|`/path/to/my/stp`|
+
+  @param [in] pgm The metadata path of the Stored Process
+  @param [out] outds= (work.mm_getstpinfo) The output table to create
+  @param [in] mdebug= (0) Set to 1 to enable DEBUG messages
+
+  <h4> Related Files </h4>
+  @li mm_getstpcode.sas
+  @li mm_getstps.sas
+  @li mm_createstp.sas
+  @li mm_deletestp.sas
+
+**/
+
+%macro mm_getstpinfo(pgm
+  ,outds=work.mm_getstpinfo
+  ,mDebug=0
+);
+
+%local mD;
+%if &mDebug=1 %then %let mD=;
+%else %let mD=%str(*);
+%&mD.put Executing &sysmacroname..sas;
+%&mD.put _local_;
+
+data &outds;
+  length type stp_uri tsuri servercontext value $200
+    StoredProcessConfiguration $1000 sourcecode_first32k $32767;
+  keep path stp_uri sourcecode_first32k StoredProcessConfiguration
+    servercontext;
+  call missing (of _all_);
+  path="&pgm(StoredProcess)";
+  /* first, find the STP ID */
+  if metadata_pathobj("",path,"StoredProcess",type,stp_uri)>0 then do;
+    /* get attributes */
+    cnt=1;
+    do while (metadata_getnasn(stp_uri,"Notes",cnt,tsuri)>0);
+      rc1=metadata_getattr(tsuri,"Name",value);
+      &mD.put tsuri= value=;
+      if value="SourceCode" then do;
+        rc2=metadata_getattr(tsuri,"StoredText",sourcecode_first32k);
+      end;
+      else if value="Stored Process" then do;
+        rc3=metadata_getattr(tsuri,"StoredText",StoredProcessConfiguration);
+      end;
+      cnt+1;
+    end;
+    /* get context (should only be one) */
+    rc4=metadata_getnasn(stp_uri,"ComputeLocations",1,tsuri);
+    rc5=metadata_getattr(tsuri,"Name",servercontext);
+  end;
+  else do;
+    put "%str(ERR)OR: could not find " path;
+    put (_all_)(=);
+  end;
+  &md.put (_all_)(=);
+run;
+
+%mend mm_getstpinfo ;

meta/mm_webout.sas

@@ -34,6 +34,9 @@
     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] workobs= (0) When set to a positive integer, will create a new
+    output object (WORK) which contains this number of observations from all
+    tables in the WORK library.
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to output JSON
 
@@ -49,7 +52,7 @@
 
 **/
 %macro mm_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL
-  ,showmeta=N,maxobs=MAX
+  ,showmeta=N,maxobs=MAX,workobs=0
 );
 %global _webin_file_count _webin_fileref1 _webin_name1 _program _debug
   sasjs_tables;
@@ -122,8 +125,8 @@
 %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 */
+  %if %str(&workobs) > 0 %then %do;
+    /* if debug mode, send back first XX records of each work table also */
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -147,7 +150,9 @@
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      %mp_jsonout(OBJ,&wt,jref=_sjsref,dslabel=first10rows,showmeta=Y,maxobs=10
+        ,maxobs=&workobs
+      )
       data _null_; file _sjsref mod encoding='utf-8';
         put "}";
     %end;

server/ms_createwebservice.sas

@@ -170,7 +170,7 @@ data _null_;
   put '    call symputx(cats(''label'',_n_),coalescec(label,name),''l''); ';
   put '    /* overwritten when fmt=Y and a custom format exists in catalog */ ';
   put '    if typelong=''num'' then call symputx(cats(''fmtlen'',_n_),200,''l''); ';
-  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+3)*1.5)),''l''); ';
+  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+10)*1.5)),''l''); ';
   put '  run; ';
   put ' ';
   put '  %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
@@ -226,15 +226,15 @@ data _null_;
   put '      %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
   put '      proc sql noprint; ';
   put '      create table &tmpds1 as ';
-  put '          select cats(libname,''.'',memname) as fmtcat, ';
-  put '          fmtname ';
+  put '          select cats(libname,''.'',memname) as FMTCAT, ';
+  put '          FMTNAME ';
   put '        from dictionary.formats ';
   put '        where fmttype=''F'' and libname is not null ';
   put '          and fmtname in (select format from &colinfo where format is not null) ';
   put '        order by 1; ';
   put '      create table &tmpds2( ';
   put '          FMTNAME char(32), ';
-  put '          MAX num length=3 ';
+  put '          LENGTH num ';
   put '      ); ';
   put '      %local catlist cat fmtlist i; ';
   put '      select distinct fmtcat into: catlist separated by '' '' from &tmpds1; ';
@@ -243,16 +243,16 @@ data _null_;
   put '        proc sql; ';
   put '        select distinct fmtname into: fmtlist separated by '' '' ';
   put '          from &tmpds1 where fmtcat="&cat"; ';
-  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max); ';
+  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length); ';
   put '          select &fmtlist; ';
   put '        run; ';
   put '        proc sql; ';
-  put '        insert into &tmpds2 select distinct fmtname,max from &tmpds3; ';
+  put '        insert into &tmpds2 select distinct fmtname,length from &tmpds3; ';
   put '      %end; ';
   put ' ';
   put '      proc sql; ';
   put '      create table &tmpds4 as ';
-  put '        select a.*, b.max as maxw ';
+  put '        select a.*, b.length as MAXW ';
   put '        from &colinfo a ';
   put '        left join &tmpds2 b ';
   put '        on cats(a.format)=cats(upcase(b.fmtname)) ';
@@ -263,7 +263,7 @@ data _null_;
   put '        call symputx( ';
   put '          cats(''fmtlen'',_n_), ';
   put '          /* vars need extra padding due to JSON escaping of special chars */ ';
-  put '          min(32767,ceil((max(length,maxw)+3)*1.5)) ';
+  put '          min(32767,ceil((max(length,maxw)+10)*1.5)) ';
   put '          ,''l'' ';
   put '        ); ';
   put '      run; ';
@@ -338,7 +338,7 @@ data _null_;
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
-  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F01021011''x) then do; ';
+  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F010210111A''x) then do; ';
   put '          &&name&i=''"''!!trim( ';
   put '            prxchange(''s/"/\\"/'',-1,        /* double quote */ ';
   put '            prxchange(''s/\x0A/\n/'',-1,      /* new line */ ';
@@ -351,8 +351,9 @@ data _null_;
   put '            prxchange(''s/\x02/\\u0002/'',-1, /* STX */ ';
   put '            prxchange(''s/\x10/\\u0010/'',-1, /* DLE */ ';
   put '            prxchange(''s/\x11/\\u0011/'',-1, /* DC1 */ ';
+  put '            prxchange(''s/\x1A/\\u001A/'',-1, /* SUB */ ';
   put '            prxchange(''s/\\/\\\\/'',-1,&&name&i) ';
-  put '          ))))))))))))!!''"''; ';
+  put '          )))))))))))))!!''"''; ';
   put '        end; ';
   put '        else &&name&i=quote(cats(&&name&i)); ';
   put '      %end; ';
@@ -449,7 +450,7 @@ data _null_;
   put '%mend mf_getuser; ';
   put ' ';
   put '%macro ms_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL ';
-  put '  ,showmeta=N,maxobs=MAX ';
+  put '  ,showmeta=N,maxobs=MAX,workobs=0 ';
   put '); ';
   put '%global _webin_file_count _webin_fileref1 _webin_name1 _program _debug ';
   put '  sasjs_tables; ';
@@ -512,8 +513,8 @@ data _null_;
   put '  ) ';
   put '%end; ';
   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 '  %if %str(&workobs) > 0 %then %do; ';
+  put '    /* if debug mode, send back first XX records of each work table also */ ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -538,7 +539,9 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10 ';
+  put '        ,maxobs=&workobs ';
+  put '      ) ';
   put '      data _null_; file &fref mod encoding=''utf-8'' termstr=lf; ';
   put '        put "}"; ';
   put '    %end; ';

server/ms_webout.sas

@@ -31,6 +31,9 @@
     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] workobs= (0) When set to a positive integer, will create a new
+    output object (WORK) which contains this number of observations from all
+    tables in the WORK library.
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to output JSON
 
@@ -49,7 +52,7 @@
 **/
 
 %macro ms_webout(action,ds,dslabel=,fref=_webout,fmt=N,missing=NULL
-  ,showmeta=N,maxobs=MAX
+  ,showmeta=N,maxobs=MAX,workobs=0
 );
 %global _webin_file_count _webin_fileref1 _webin_name1 _program _debug
   sasjs_tables;
@@ -112,8 +115,8 @@
   )
 %end;
 %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 */
+  %if %str(&workobs) > 0 %then %do;
+    /* if debug mode, send back first XX records of each work table also */
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -138,7 +141,9 @@
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10
+        ,maxobs=&workobs
+      )
       data _null_; file &fref mod encoding='utf-8' termstr=lf;
         put "}";
     %end;

tests/base/mp_dsmeta.test.sas

@@ -0,0 +1,32 @@
+/**
+  @file
+  @brief Testing mp_dsmeta.sas macro
+
+  <h4> SAS Macros </h4>
+  @li mp_assert.sas
+  @li mp_assertscope.sas
+  @li mp_dsmeta.sas
+
+**/
+
+data work.Example;
+  set sashelp.vmacro;
+run;
+
+%mp_assertscope(SNAPSHOT)
+%mp_dsmeta(work.example,outds=work.test)
+%mp_assertscope(COMPARE)
+
+proc sql noprint;
+select count(*) into: nobs from work.test;
+select count(distinct ods_table) into: tnobs from work.test;
+
+%mp_assert(
+  iftrue=(&tnobs=2),
+  desc=Check that both ATTRIBUTES and ENGINEHOST are provided
+)
+%mp_assert(
+  iftrue=(&nobs>10),
+  desc=Check that sufficient details are provided
+)
+

viya/mv_createwebservice.sas

@@ -312,7 +312,7 @@ data _null_;
   put '    call symputx(cats(''label'',_n_),coalescec(label,name),''l''); ';
   put '    /* overwritten when fmt=Y and a custom format exists in catalog */ ';
   put '    if typelong=''num'' then call symputx(cats(''fmtlen'',_n_),200,''l''); ';
-  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+3)*1.5)),''l''); ';
+  put '    else call symputx(cats(''fmtlen'',_n_),min(32767,ceil((length+10)*1.5)),''l''); ';
   put '  run; ';
   put ' ';
   put '  %let tempds=%substr(_%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
@@ -368,15 +368,15 @@ data _null_;
   put '      %let tmpds4=%substr(col%sysfunc(compress(%sysfunc(uuidgen()),-)),1,32); ';
   put '      proc sql noprint; ';
   put '      create table &tmpds1 as ';
-  put '          select cats(libname,''.'',memname) as fmtcat, ';
-  put '          fmtname ';
+  put '          select cats(libname,''.'',memname) as FMTCAT, ';
+  put '          FMTNAME ';
   put '        from dictionary.formats ';
   put '        where fmttype=''F'' and libname is not null ';
   put '          and fmtname in (select format from &colinfo where format is not null) ';
   put '        order by 1; ';
   put '      create table &tmpds2( ';
   put '          FMTNAME char(32), ';
-  put '          MAX num length=3 ';
+  put '          LENGTH num ';
   put '      ); ';
   put '      %local catlist cat fmtlist i; ';
   put '      select distinct fmtcat into: catlist separated by '' '' from &tmpds1; ';
@@ -385,16 +385,16 @@ data _null_;
   put '        proc sql; ';
   put '        select distinct fmtname into: fmtlist separated by '' '' ';
   put '          from &tmpds1 where fmtcat="&cat"; ';
-  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname max); ';
+  put '        proc format lib=&cat cntlout=&tmpds3(keep=fmtname length); ';
   put '          select &fmtlist; ';
   put '        run; ';
   put '        proc sql; ';
-  put '        insert into &tmpds2 select distinct fmtname,max from &tmpds3; ';
+  put '        insert into &tmpds2 select distinct fmtname,length from &tmpds3; ';
   put '      %end; ';
   put ' ';
   put '      proc sql; ';
   put '      create table &tmpds4 as ';
-  put '        select a.*, b.max as maxw ';
+  put '        select a.*, b.length as MAXW ';
   put '        from &colinfo a ';
   put '        left join &tmpds2 b ';
   put '        on cats(a.format)=cats(upcase(b.fmtname)) ';
@@ -405,7 +405,7 @@ data _null_;
   put '        call symputx( ';
   put '          cats(''fmtlen'',_n_), ';
   put '          /* vars need extra padding due to JSON escaping of special chars */ ';
-  put '          min(32767,ceil((max(length,maxw)+3)*1.5)) ';
+  put '          min(32767,ceil((max(length,maxw)+10)*1.5)) ';
   put '          ,''l'' ';
   put '        ); ';
   put '      run; ';
@@ -480,7 +480,7 @@ data _null_;
   put '      format _numeric_ bart.; ';
   put '    %do i=1 %to &numcols; ';
   put '      %if &&typelong&i=char or &fmt=Y %then %do; ';
-  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F01021011''x) then do; ';
+  put '        if findc(&&name&i,''"\''!!''0A0D09000E0F010210111A''x) then do; ';
   put '          &&name&i=''"''!!trim( ';
   put '            prxchange(''s/"/\\"/'',-1,        /* double quote */ ';
   put '            prxchange(''s/\x0A/\n/'',-1,      /* new line */ ';
@@ -493,8 +493,9 @@ data _null_;
   put '            prxchange(''s/\x02/\\u0002/'',-1, /* STX */ ';
   put '            prxchange(''s/\x10/\\u0010/'',-1, /* DLE */ ';
   put '            prxchange(''s/\x11/\\u0011/'',-1, /* DC1 */ ';
+  put '            prxchange(''s/\x1A/\\u001A/'',-1, /* SUB */ ';
   put '            prxchange(''s/\\/\\\\/'',-1,&&name&i) ';
-  put '          ))))))))))))!!''"''; ';
+  put '          )))))))))))))!!''"''; ';
   put '        end; ';
   put '        else &&name&i=quote(cats(&&name&i)); ';
   put '      %end; ';
@@ -590,7 +591,7 @@ data _null_;
   put ' ';
   put '%mend mf_getuser; ';
   put '%macro mv_webout(action,ds,fref=_mvwtemp,dslabel=,fmt=N,stream=Y,missing=NULL ';
-  put '  ,showmeta=N,maxobs=MAX ';
+  put '  ,showmeta=N,maxobs=MAX,workobs=0 ';
   put '); ';
   put '%global _webin_file_count _webin_fileuri _debug _omittextlog _webin_name ';
   put '  sasjs_tables SYS_JES_JOB_URI; ';
@@ -697,8 +698,8 @@ data _null_;
   put '    ) ';
   put '%end; ';
   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 '  %if %str(&workobs) > 0 %then %do; ';
+  put '    /* send back first XX records of each work table for debugging */ ';
   put '    data;run;%let tempds=%scan(&syslast,2,.); ';
   put '    ods output Members=&tempds; ';
   put '    proc datasets library=WORK memtype=data; ';
@@ -721,7 +722,9 @@ data _null_;
   put '        put " ""&wt"" : {"; ';
   put '        put ''"nlobs":'' nlobs; ';
   put '        put '',"nvars":'' nvars; ';
-  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10) ';
+  put '      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y ';
+  put '        ,maxobs=&workobs ';
+  put '      ) ';
   put '      data _null_; file &fref mod;put "}"; ';
   put '    %end; ';
   put '    data _null_; file &fref mod;put "}";run; ';

viya/mv_webout.sas

@@ -35,6 +35,9 @@
     `,"$tablename":{"formats":{"col1":"$CHAR1"},"types":{"COL1":"C"}}`
   @param [in] maxobs= (MAX) Provide an integer to limit the number of input rows
     that should be converted to output JSON
+  @param [in] workobs= (0) When set to a positive integer, will create a new
+    output object (WORK) which contains this number of observations from all
+    tables in the WORK library.
 
   <h4> SAS Macros </h4>
   @li mp_jsonout.sas
@@ -49,7 +52,7 @@
 
 **/
 %macro mv_webout(action,ds,fref=_mvwtemp,dslabel=,fmt=N,stream=Y,missing=NULL
-  ,showmeta=N,maxobs=MAX
+  ,showmeta=N,maxobs=MAX,workobs=0
 );
 %global _webin_file_count _webin_fileuri _debug _omittextlog _webin_name
   sasjs_tables SYS_JES_JOB_URI;
@@ -156,8 +159,8 @@
     )
 %end;
 %else %if &action=CLOSE %then %do;
-  %if %str(&_debug) ge 131 %then %do;
-    /* send back first 10 records of each work table for debugging */
+  %if %str(&workobs) > 0 %then %do;
+    /* send back first XX records of each work table for debugging */
     data;run;%let tempds=%scan(&syslast,2,.);
     ods output Members=&tempds;
     proc datasets library=WORK memtype=data;
@@ -180,7 +183,9 @@
         put " ""&wt"" : {";
         put '"nlobs":' nlobs;
         put ',"nvars":' nvars;
-      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y,maxobs=10)
+      %mp_jsonout(OBJ,&wt,jref=&fref,dslabel=first10rows,showmeta=Y
+        ,maxobs=&workobs
+      )
       data _null_; file &fref mod;put "}";
     %end;
     data _null_; file &fref mod;put "}";run;