Fossil SCM

added command: wiki [export WikiName|list]

stephan 2008-05-14 19:51 trunk
Commit 5fb1152dab8160e5fd690c4d7e234dfacb03d1b7
Parent 0a14f18111c9ea0…
1 file changed +146
~ src/wiki.c
M src/wiki.c
+146
--- src/wiki.c
+++ src/wiki.c
@@ -22,10 +22,11 @@
2222
 *******************************************************************************
2323
 **
2424
 ** This file contains code to do formatting of wiki text.
2525
 */
2626
 #include <assert.h>
27
+#include <ctype.h>
2728
 #include "config.h"
2829
 #include "wiki.h"
2930
3031
 /*
3132
 ** Return true if the input string is a well-formed wiki page name.
@@ -596,5 +597,150 @@
596597
 @ disables all wiki formatting rules through the matching
597598
 @ &lt;/nowiki&gt; element.
598599
 @ </ol>
599600
 style_footer();
600601
 }
602
+
603
+void dump_blob_to_FILE( Blob * b, FILE * f )
604
+{
605
+ fwrite(blob_buffer(b), 1, blob_size(b), stdout);
606
+}
607
+
608
+/*
609
+** COMMAND: wiki
610
+**
611
+** Usage: %fossil wiki (export|import) EntryName
612
+**
613
+**
614
+** TODOS:
615
+**
616
+** export WikiName ?UUID? ?-f outfile?
617
+*/
618
+void wiki_cmd(void){
619
+ int n;
620
+ db_find_and_open_repository(1);
621
+ if( g.argc<3 ){
622
+ goto wiki_cmd_usage;
623
+ }
624
+ n = strlen(g.argv[2]);
625
+ if( n==0 ){
626
+ goto wiki_cmd_usage;
627
+ }
628
+
629
+ if( strncmp(g.argv[2],"export",n)==0 ){
630
+ Stmt q;
631
+ char *wname;
632
+ Blob buf;
633
+ int rid;
634
+ char * sql;
635
+ if( g.argc!=4 ){
636
+ usage("export EntryName");
637
+ }
638
+ wname = g.argv[3];
639
+ //printf("exporting wiki entry %s\n",wname);
640
+ rid = -1;
641
+
642
+ sql = mprintf("select x.rid from tag t, tagxref x "
643
+ "where x.tagid=t.tagid and t.tagname='wiki-%q' "
644
+ " order by x.mtime desc limit 1",
645
+ wname );
646
+ printf("SQL=%s\n",sql);
647
+ db_prepare(&q, "%z", sql );
648
+ while( db_step(&q) == SQLITE_ROW ){
649
+ rid = db_column_int(&q,0);
650
+ break;
651
+ }
652
+ db_finalize(&q);
653
+ if( -1 == rid ){
654
+ fprintf(stderr,"export error: wiki entry [%s] not found.\n",wname);
655
+ exit(1);
656
+ }
657
+ fprintf(stderr,"export rid==%d\n", rid );
658
+ if( ! content_get(rid,&buf) ){
659
+ fprintf(stderr,"export error: content_get(%d) returned 0\n", rid );
660
+ exit(1);
661
+ }else
662
+ {
663
+ /* Unfortunately, the content_get() routine does ALMOST what i want,
664
+ but not quite. It is quite complex, so i don't want to fork a
665
+ modified copy here. That's what all the skipping-over bits are for...
666
+
667
+ We look for the first line starting with 'W', then expect '
668
+ NUMBER\n' immediately after that, followed by NUMBER bytes
669
+ of plain blob content.
670
+ */
671
+ int len;
672
+ char * it;
673
+ Blob numbuf;
674
+ blob_zero(&numbuf);
675
+ it = blob_buffer(&buf);
676
+ while(*it){
677
+ if( *it != 'W' ){
678
+ ++it;
679
+ while( *it ){
680
+ if( *it == '\n') { ++it; break; }
681
+ ++it;
682
+ }
683
+ continue;
684
+ }
685
+ ++it;
686
+ while( (*it) && (*it != '\n') ){
687
+ if( isspace(*it) ) { ++it; continue; }
688
+ blob_append(&numbuf,it,1);
689
+ ++it;
690
+ }
691
+ if( '\n' == *it ) ++it;
692
+ if( 0 == blob_size(&numbuf) ){
693
+ fprintf(stderr,
694
+ "export error: didn't find \"W NUMBER\" line in input!\n");
695
+ blob_zero(&buf);
696
+ blob_zero(&numbuf);
697
+ exit(1);
698
+ }
699
+ len = atoi(blob_buffer(&numbuf));
700
+ //fprintf(stderr,"Writing %d (%s) bytes...\n",len,blob_buffer(&numbuf));
701
+ blob_zero(&numbuf);
702
+ fwrite(it,sizeof(char),len,stdout);
703
+ blob_zero(&buf);
704
+ return;
705
+ }
706
+ }
707
+ blob_zero(&buf);
708
+ return;
709
+ }else
710
+ if( strncmp(g.argv[2],"import",n)==0 ){
711
+ char *wname;
712
+ if( g.argc!=4 ){
713
+ usage("import EntryName");
714
+ }
715
+ wname = g.argv[3];
716
+ fprintf(stderr,"import not yet implemented.\n");
717
+ exit(1);
718
+ }else
719
+ if( strncmp(g.argv[2],"delete",n)==0 ){
720
+ if( g.argc!=5 ){
721
+ usage("delete WikiName");
722
+ }
723
+ fprintf(stderr,"delete not yet implemented.\n");
724
+ exit(1);
725
+ }else
726
+ if( strncmp(g.argv[2],"list",n)==0 ){
727
+ Stmt q;
728
+ db_prepare(&q,
729
+ "SELECT substr(tagname, 6, 1000) FROM tag WHERE tagname GLOB 'wiki-*'"
730
+ " ORDER BY lower(tagname)"
731
+ );
732
+ while( db_step(&q)==SQLITE_ROW ){
733
+ const char *zName = db_column_text(&q, 0);
734
+ printf( "%s\n",zName);
735
+ }
736
+ db_finalize(&q);
737
+ }else
738
+ {
739
+ goto wiki_cmd_usage;
740
+ }
741
+ return;
742
+
743
+wiki_cmd_usage:
744
+ usage("delete|export|import|list [EntryName]");
745
+}
746
+
601747
--- src/wiki.c
+++ src/wiki.c
@@ -22,10 +22,11 @@
22 *******************************************************************************
23 **
24 ** This file contains code to do formatting of wiki text.
25 */
26 #include <assert.h>
 
27 #include "config.h"
28 #include "wiki.h"
29
30 /*
31 ** Return true if the input string is a well-formed wiki page name.
@@ -596,5 +597,150 @@
596 @ disables all wiki formatting rules through the matching
597 @ &lt;/nowiki&gt; element.
598 @ </ol>
599 style_footer();
600 }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
601
--- src/wiki.c
+++ src/wiki.c
@@ -22,10 +22,11 @@
22 *******************************************************************************
23 **
24 ** This file contains code to do formatting of wiki text.
25 */
26 #include <assert.h>
27 #include <ctype.h>
28 #include "config.h"
29 #include "wiki.h"
30
31 /*
32 ** Return true if the input string is a well-formed wiki page name.
@@ -596,5 +597,150 @@
597 @ disables all wiki formatting rules through the matching
598 @ &lt;/nowiki&gt; element.
599 @ </ol>
600 style_footer();
601 }
602
603 void dump_blob_to_FILE( Blob * b, FILE * f )
604 {
605 fwrite(blob_buffer(b), 1, blob_size(b), stdout);
606 }
607
608 /*
609 ** COMMAND: wiki
610 **
611 ** Usage: %fossil wiki (export|import) EntryName
612 **
613 **
614 ** TODOS:
615 **
616 ** export WikiName ?UUID? ?-f outfile?
617 */
618 void wiki_cmd(void){
619 int n;
620 db_find_and_open_repository(1);
621 if( g.argc<3 ){
622 goto wiki_cmd_usage;
623 }
624 n = strlen(g.argv[2]);
625 if( n==0 ){
626 goto wiki_cmd_usage;
627 }
628
629 if( strncmp(g.argv[2],"export",n)==0 ){
630 Stmt q;
631 char *wname;
632 Blob buf;
633 int rid;
634 char * sql;
635 if( g.argc!=4 ){
636 usage("export EntryName");
637 }
638 wname = g.argv[3];
639 //printf("exporting wiki entry %s\n",wname);
640 rid = -1;
641
642 sql = mprintf("select x.rid from tag t, tagxref x "
643 "where x.tagid=t.tagid and t.tagname='wiki-%q' "
644 " order by x.mtime desc limit 1",
645 wname );
646 printf("SQL=%s\n",sql);
647 db_prepare(&q, "%z", sql );
648 while( db_step(&q) == SQLITE_ROW ){
649 rid = db_column_int(&q,0);
650 break;
651 }
652 db_finalize(&q);
653 if( -1 == rid ){
654 fprintf(stderr,"export error: wiki entry [%s] not found.\n",wname);
655 exit(1);
656 }
657 fprintf(stderr,"export rid==%d\n", rid );
658 if( ! content_get(rid,&buf) ){
659 fprintf(stderr,"export error: content_get(%d) returned 0\n", rid );
660 exit(1);
661 }else
662 {
663 /* Unfortunately, the content_get() routine does ALMOST what i want,
664 but not quite. It is quite complex, so i don't want to fork a
665 modified copy here. That's what all the skipping-over bits are for...
666
667 We look for the first line starting with 'W', then expect '
668 NUMBER\n' immediately after that, followed by NUMBER bytes
669 of plain blob content.
670 */
671 int len;
672 char * it;
673 Blob numbuf;
674 blob_zero(&numbuf);
675 it = blob_buffer(&buf);
676 while(*it){
677 if( *it != 'W' ){
678 ++it;
679 while( *it ){
680 if( *it == '\n') { ++it; break; }
681 ++it;
682 }
683 continue;
684 }
685 ++it;
686 while( (*it) && (*it != '\n') ){
687 if( isspace(*it) ) { ++it; continue; }
688 blob_append(&numbuf,it,1);
689 ++it;
690 }
691 if( '\n' == *it ) ++it;
692 if( 0 == blob_size(&numbuf) ){
693 fprintf(stderr,
694 "export error: didn't find \"W NUMBER\" line in input!\n");
695 blob_zero(&buf);
696 blob_zero(&numbuf);
697 exit(1);
698 }
699 len = atoi(blob_buffer(&numbuf));
700 //fprintf(stderr,"Writing %d (%s) bytes...\n",len,blob_buffer(&numbuf));
701 blob_zero(&numbuf);
702 fwrite(it,sizeof(char),len,stdout);
703 blob_zero(&buf);
704 return;
705 }
706 }
707 blob_zero(&buf);
708 return;
709 }else
710 if( strncmp(g.argv[2],"import",n)==0 ){
711 char *wname;
712 if( g.argc!=4 ){
713 usage("import EntryName");
714 }
715 wname = g.argv[3];
716 fprintf(stderr,"import not yet implemented.\n");
717 exit(1);
718 }else
719 if( strncmp(g.argv[2],"delete",n)==0 ){
720 if( g.argc!=5 ){
721 usage("delete WikiName");
722 }
723 fprintf(stderr,"delete not yet implemented.\n");
724 exit(1);
725 }else
726 if( strncmp(g.argv[2],"list",n)==0 ){
727 Stmt q;
728 db_prepare(&q,
729 "SELECT substr(tagname, 6, 1000) FROM tag WHERE tagname GLOB 'wiki-*'"
730 " ORDER BY lower(tagname)"
731 );
732 while( db_step(&q)==SQLITE_ROW ){
733 const char *zName = db_column_text(&q, 0);
734 printf( "%s\n",zName);
735 }
736 db_finalize(&q);
737 }else
738 {
739 goto wiki_cmd_usage;
740 }
741 return;
742
743 wiki_cmd_usage:
744 usage("delete|export|import|list [EntryName]");
745 }
746
747

Keyboard Shortcuts

Open search /
Next entry (timeline) j
Previous entry (timeline) k
Open focused entry Enter
Show this help ?
Toggle theme Top nav button