Fossil

#define OBJTYPE_WIKI       0x0004
#define OBJTYPE_TICKET     0x0008
#define OBJTYPE_ATTACHMENT 0x0010
#define OBJTYPE_EVENT      0x0020
#define OBJTYPE_TAG        0x0040
#define OBJTYPE_SYMLINK    0x0080
#define OBJTYPE_EXE        0x0100

/*
** Possible flags for the second parameter to
** object_description()
*/
#define OBJDESC_BRIEF      0x0001   /* Less detail */
#endif

/*
** Write a description of an object to the www reply.
**
** If the object is a file then mention:
**
**     * It's artifact ID
**     * All its filenames
**     * The check-in it was part of, with times and users
**
** If the object is a manifest, then mention:
**
**     * It's artifact ID
**     * date of check-in
**     * Comment & user
*/
int object_description(
  int rid,                 /* The artifact ID */
  u32 objdescFlags,        /* Flags to control display */
  Blob *pDownloadName      /* Fill with an appropriate download name */
){
  Stmt q;
  int cnt = 0;
  int nWiki = 0;
  int objType = 0;
  char *zUuid = db_text(0, "SELECT uuid FROM blob WHERE rid=%d", rid);
  int isBrief = (objdescFlags & OBJDESC_BRIEF)!=0;
  char *prevName = 0;

  db_prepare(&q,
    "SELECT filename.name, datetime(event.mtime),"
    "       coalesce(event.ecomment,event.comment),"
    "       coalesce(event.euser,event.user),"
    "       b.uuid, mlink.mperm,"

    const char *zName = db_column_text(&q, 0);
    const char *zDate = db_column_text(&q, 1);
    const char *zCom = db_column_text(&q, 2);
    const char *zUser = db_column_text(&q, 3);
    const char *zVers = db_column_text(&q, 4);
    int mPerm = db_column_int(&q, 5);
    const char *zBr = db_column_text(&q, 6);
    int sameFilename = prevName!=0 && fossil_strcmp(zName,prevName)==0;
    if( sameFilename && isBrief ) continue;
    if( !sameFilename ){
      if( prevName ) {
        @ </ul>
      }
      if( mPerm==PERM_LNK ){
        @ <li>Symbolic link
        objType |= OBJTYPE_SYMLINK;
      }else if( mPerm==PERM_EXE ){
        @ <li>Executable file
        objType |= OBJTYPE_EXE;
      }else{
        @ <li>File
      }
      objType |= OBJTYPE_CONTENT;
      @ %z(href("%R/finfo?name=%T",zName))%h(zName)</a>
      if( !isBrief ){
        @ <ul>
      }
      prevName = fossil_strdup(zName);
    }
    if( isBrief ){
      @ &mdash; from checkin
      hyperlink_to_uuid(zVers);
      @ at
      hyperlink_to_date(zDate,"");
    }else{
      @ <li>
      hyperlink_to_date(zDate,"");
      @ &mdash; part of check-in
      hyperlink_to_uuid(zVers);
    }
    if( zBr && zBr[0] ){
      @ on branch %z(href("%R/timeline?r=%T",zBr))%h(zBr)</a>
    }
    @ &mdash; %!w(zCom) (user:
    hyperlink_to_user(zUser,zDate,")");
    if( g.perm.Hyperlink ){
      @ %z(href("%R/finfo?name=%T&ci=%s",zName,zVers))[ancestry]</a>
      @ %z(href("%R/annotate?filename=%T&checkin=%s",zName,zVers))
      @ [annotate]</a>
      @ %z(href("%R/blame?filename=%T&checkin=%s",zName,zVers))
      @ [blame]</a>
    }
    cnt++;
    if( pDownloadName && blob_size(pDownloadName)==0 ){
      blob_append(pDownloadName, zName, -1);
    }
  }
  if( prevName && !isBrief ){
    @ </ul>
  }
  @ </ul>
  free(prevName);
  db_finalize(&q);
  db_prepare(&q,
    "SELECT substr(tagname, 6, 10000), datetime(event.mtime),"

  }
  db_finalize(&q);
  if( cnt==0 ){
    @ Control artifact.
    if( pDownloadName && blob_size(pDownloadName)==0 ){
      blob_appendf(pDownloadName, "%.10s.txt", zUuid);
    }


  }
  return objType;
}


/*
** WEBPAGE: fdiff
** URL: fdiff?v1=UUID&v2=UUID&patch&sbs=BOOLEAN&regex=REGEX
**
** Two arguments, v1 and v2, identify the files to be diffed.  Show the
** difference between the two artifacts.  Show diff side by side unless sbs
** is 0.  Generate plaintext if "patch" is present.
**
** Additional parameters:
**
**      brief      Show less detail when describing artifacts
*/
void diff_page(void){
  int v1, v2;
  int isPatch;
  int sideBySide;
  char *zV1;
  char *zV2;
  const char *zRe;
  const char *zW;      /* URL param for ignoring whitespace */
  ReCompiled *pRe = 0;
  u64 diffFlags;
  u32 objdescFlags = 0;

  login_check_credentials();
  if( !g.perm.Read ){ login_needed(); return; }
  v1 = name_to_rid_www("v1");
  v2 = name_to_rid_www("v2");
  if( v1==0 || v2==0 ) fossil_redirect_home();
  zRe = P("regex");
  if( zRe ) re_compile(&pRe, zRe, 0);
  if( P("brief")!=0 ) objdescFlags |= OBJDESC_BRIEF;
  isPatch = P("patch")!=0;
  if( isPatch ){
    Blob c1, c2, *pOut;
    pOut = cgi_output_blob();
    cgi_set_content_type("text/plain");
    diffFlags = 4;
    content_get(v1, &c1);

  if( P("smhdr")!=0 ){
    @ <h2>Differences From Artifact
    @ %z(href("%R/artifact/%s",zV1))[%S(zV1)]</a> To
    @ %z(href("%R/artifact/%s",zV2))[%S(zV2)]</a>.</h2>
  }else{
    @ <h2>Differences From
    @ Artifact %z(href("%R/artifact/%s",zV1))[%S(zV1)]</a>:</h2>
    object_description(v1, objdescFlags, 0);
    @ <h2>To Artifact %z(href("%R/artifact/%s",zV2))[%S(zV2)]</a>:</h2>
    object_description(v2, objdescFlags, 0);
  }
  if( pRe ){
    @ <b>Only differences that match regular expression "%h(zRe)"
    @ are shown.</b>
  }
  @ <hr />
  append_diff(zV1, zV2, diffFlags, pRe);

/*
** WEBPAGE: hexdump
** URL: /hexdump?name=ARTIFACTID
**
** Show the complete content of a file identified by ARTIFACTID
** as preformatted text.
**
** Other parameters:
**
**     brief              Show less detail when describing the object
*/
void hexdump_page(void){
  int rid;
  Blob content;
  Blob downloadName;
  char *zUuid;
  u32 objdescFlags = 0;

  rid = name_to_rid_www("name");
  login_check_credentials();
  if( !g.perm.Read ){ login_needed(); return; }
  if( rid==0 ) fossil_redirect_home();
  if( g.perm.Admin ){
    const char *zUuid = db_text("", "SELECT uuid FROM blob WHERE rid=%d", rid);

  zUuid = db_text("?","SELECT uuid FROM blob WHERE rid=%d", rid);
  if( g.perm.Setup ){
    @ <h2>Artifact %s(zUuid) (%d(rid)):</h2>
  }else{
    @ <h2>Artifact %s(zUuid):</h2>
  }
  blob_zero(&downloadName);
  if( P("brief")!=0 ) objdescFlags |= OBJDESC_BRIEF;
  object_description(rid, objdescFlags, &downloadName);
  style_submenu_element("Download", "Download",
        "%s/raw/%T?name=%s", g.zTop, blob_str(&downloadName), zUuid);
  @ <hr />
  content_get(rid, &content);
  @ <blockquote><pre>
  hexdump(&content);
  @ </pre></blockquote>

** URL: /artifact?ci=CHECKIN&filename=PATH
**
** Additional query parameters:
**
**   ln              - show line numbers
**   ln=N            - highlight line number N
**   ln=M-N          - highlight lines M through N inclusive
**   brief           - show less detail in the description
**
** Show the complete content of a file identified by ARTIFACTID
** as preformatted text.
*/
void artifact_page(void){
  int rid = 0;
  Blob content;
  const char *zMime;
  Blob downloadName;
  int renderAsWiki = 0;
  int renderAsHtml = 0;
  int objType;
  int asText;
  const char *zUuid;
  u32 objdescFlags = 0;

  if( P("ci") && P("filename") ){
    rid = artifact_from_ci_and_filename_www();
  }
  if( rid==0 ){
    rid = name_to_rid_www("name");
  }

      style_submenu_element("Unshun","Unshun", "%s/shun?accept=%s&sub=1#accshun",
            g.zTop, zUuid);
    }else{
      style_submenu_element("Shun","Shun", "%s/shun?shun=%s#addshun",
            g.zTop, zUuid);
    }
  }
  if( P("brief")!=0 ) objdescFlags |= OBJDESC_BRIEF;
  style_header("Artifact Content");
  zUuid = db_text("?", "SELECT uuid FROM blob WHERE rid=%d", rid);
  if( g.perm.Setup ){
    @ <h2>Artifact %s(zUuid) (%d(rid)):</h2>
  }else{
    @ <h2>Artifact %s(zUuid):</h2>
  }
  blob_zero(&downloadName);
  objType = object_description(rid, objdescFlags, &downloadName);
  style_submenu_element("Download", "Download",
          "%R/raw/%T?name=%s", blob_str(&downloadName), zUuid);
  if( db_exists("SELECT 1 FROM mlink WHERE fid=%d", rid) ){
    style_submenu_element("Checkins Using", "Checkins Using",
          "%R/timeline?n=200&uf=%s",zUuid);
  }
  asText = P("txt")!=0;