Fossil

  char *zD = fossil_strdup(P("name"));
  int nD = zD ? strlen(zD)+1 : 0;
  const char *zCI = P("ci");
  int rid = 0;
  char *zUuid = 0;
  Blob dirname;
  Manifest *pM = 0;
  double rNow = 0;
  char *zNow = 0;
  int nFile = 0;           /* Number of files (or folders with "nofiles") */
  int linkTrunk = 1;       /* include link to "trunk" */
  int linkTip = 1;         /* include link to "tip" */
  const char *zRE;         /* the value for the re=REGEXP query parameter */
  const char *zObjType;    /* "files" by default or "folders" for "nofiles" */
  char *zREx = "";         /* Extra parameters for path hyperlinks */
  ReCompiled *pRE = 0;     /* Compiled regular expression */

    pM = manifest_get_by_name(zCI, &rid);
    if( pM ){
      int trunkRid = symbolic_name_to_rid("tag:trunk", "ci");
      linkTrunk = trunkRid && rid != trunkRid;
      linkTip = rid != symbolic_name_to_rid("tip", "ci");
      zUuid = db_text(0, "SELECT uuid FROM blob WHERE rid=%d", rid);
      url_add_parameter(&sURI, "ci", zCI);
      rNow = db_double(0.0, "SELECT mtime FROM event WHERE objid=%d", rid);
      zNow = db_text("", "SELECT datetime(mtime,'localtime')"
                         " FROM event WHERE objid=%d", rid);
    }else{
      zCI = 0;
    }
  }

  /* Compute the title of the page */
  blob_zero(&dirname);

  */
  @ <div class="filetree"><ul>
  if( nD ){
    @ <li class="dir last">
  }else{
    @ <li class="dir subdir last">
  }
  @ <div class="filetreeline">
  @ %z(href("%s",url_render(&sURI,"name",0,0,0)))%h(zProjectName)</a>
  if( zNow ){
    @ <div class="filetreeage">%s(zNow)</div>
  }
  @ </div>
  @ <ul>
  for(p=sTree.pFirst, nDir=0; p; p=p->pNext){
    const char *zLastClass = p->isLast ? " last" : "";
    if( p->isDir ){
      const char *zSubdirClass = p->nFullName==nD-1 ? " subdir" : "";
      @ <li class="dir%s(zSubdirClass)%s(zLastClass)"><div class="filetreeline">
      @ %z(href("%s",url_render(&sURI,"name",p->zFullName,0,0)))%h(p->zName)</a>
      if( p->mtime>0.0 ){
        char *zAge = human_readable_age(rNow - p->mtime);
        @ <div class="filetreeage">%s(zAge)</div>
      }
      @ </div>
      if( startExpanded || p->nFullName<=nD ){
        @ <ul id="dir%d(nDir)">
      }else{
        @ <ul id="dir%d(nDir)" class="collapsed">
      }
      nDir++;
    }else if( !showDirOnly ){
      const char *zFileClass = fileext_class(p->zName);
      char *zLink;
      if( zCI ){
        zLink = href("%R/artifact/%s",p->zUuid);
      }else{
        zLink = href("%R/finfo?name=%T",p->zFullName);
      }
      @ <li class="%z(zFileClass)%s(zLastClass)"><div class="filetreeline">
      @ %z(zLink)%h(p->zName)</a>
      if( p->mtime>0 ){
        char *zAge = human_readable_age(rNow - p->mtime);
        @ <div class="filetreeage">%s(zAge)</div>
      }
      @ </div>
    }
    if( p->isLast ){
      int nClose = p->iLevel - (p->pNext ? p->pNext->iLevel : 0);
      while( nClose-- > 0 ){
        @ </ul>
      }
    }

  @ var subdir = outer_ul.querySelector('.subdir');
  @ var expandMap = {};
  @ checkState();
  @ outer_ul.onclick = function(e){
  @   e = e || window.event;
  @   var a = e.target || e.srcElement;
  @   if( a.nodeName!='A' ) return true;
  @   if( a.parentNode.parentNode==subdir ){
  @     toggleAll(outer_ul);
  @     return false;
  @   }
  @   if( !belowSubdir(a) ) return true;
  @   var ul = a.parentNode.nextSibling;
  @   while( ul && ul.nodeName!='UL' ) ul = ul.nextSibling;
  @   if( !ul ) return true; /* This is a file link, not a directory */
  @   toggleDir(ul);
  @   return false;
  @ }
  @ }())</script>
  style_footer();

** selected depending on the magnitude of rAge.
**
** The string returned is obtained from fossil_malloc() and should be
** freed by the caller.
*/
char *human_readable_age(double rAge){
  if( rAge*86400.0<120 ){
    if( rAge*86400.0<1.0 ){
      return mprintf("current");
    }else{
      return mprintf("-%d seconds", (int)(rAge*86400.0));
    }
  }else if( rAge*1440.0<90 ){
    return mprintf("-%.1f minutes", rAge*1440.0);
  }else if( rAge*24.0<36 ){
    return mprintf("-%.1f hours", rAge*24.0);
  }else if( rAge<365.0 ){
    return mprintf("-%.1f days", rAge);
  }else{
    return mprintf("-%.2f years", rAge/365.0);
  }
}

/*
** COMMAND: test-fileage
**
** Usage: %fossil test-fileage CHECKIN

**   glob=STRING    Only shows files matching this glob pattern
**                  (e.g. *.c or *.txt).
*/
void fileage_page(void){
  int rid;
  const char *zName;
  const char *zGlob;
  const char *zUuid;
  const char *zNow;            /* Time of checkin */
  Stmt q1, q2;
  double baseTime;
  login_check_credentials();
  if( !g.perm.Read ){ login_needed(); return; }
  zName = P("name");
  if( zName==0 ) zName = "tip";
  rid = symbolic_name_to_rid(zName, "ci");
  if( rid==0 ){
    fossil_fatal("not a valid check-in: %s", zName);
  }
  zUuid = db_text("", "SELECT uuid FROM blob WHERE rid=%d", rid);
  baseTime = db_double(0.0,"SELECT mtime FROM event WHERE objid=%d", rid);
  zNow = db_text("", "SELECT datetime(mtime,'localtime') FROM event"
                     " WHERE objid=%d", rid);
  style_submenu_element("Tree-View", "Tree-View", "%R/tree?ci=%T", zName);
  style_header("File Ages");
  zGlob = P("glob");
  compute_fileage(rid,zGlob);
  db_multi_exec("CREATE INDEX fileage_ix1 ON fileage(mid,pathname);");


  @ <h2>Most recent change to files in checkin
  @ %z(href("%R/info?name=%T",zUuid))%S(zUuid)</a>
  if( zGlob && zGlob[0] ){
    @ that match "%h(zGlob)"
  }
  @</h2>
  @
  @ <p>All times are shown relative to the check-in time for
  @ %S(zUuid) which was %s(zNow).</p>
  @
  @ <div class='fileage'><table>
  @ <tr><th>Time</th><th>Files</th><th>Checkin</th></tr>
  db_prepare(&q1,
    "SELECT event.mtime, event.objid, blob.uuid,\n"
    "       coalesce(event.ecomment,event.comment),\n"
    "       coalesce(event.euser,event.user),\n"
    "       coalesce((SELECT value FROM tagxref\n"
    "                  WHERE tagtype>0 AND tagid=%d\n"
    "                    AND rid=event.objid),'trunk')\n"

    @   display: inline-block;
    @   min-height: 16px;
    @   padding-left: 21px;
    @   background-image: url(data:image/gif;base64,R0lGODlhEAAQAJEAAP\/\/\/yEhIf\/\/\/wAAACH5BAEHAAIALAAAAAAQABAAAAIvlIKpxqcfmgOUvoaqDSCxrEEfF14GqFXImJZsu73wepJzVMNxrtNTj3NATMKhpwAAOw==);
    @   background-position: center left;
    @   background-repeat: no-repeat;
  },
  { ".filetree .dir > div.filetreeline > a",
    "tree-view directory links",
    @   background-image: url(data:image/gif;base64,R0lGODlhEAAQAJEAAP/WVCIiIv\/\/\/wAAACH5BAEHAAIALAAAAAAQABAAAAInlI9pwa3XYniCgQtkrAFfLXkiFo1jaXpo+jUs6b5Z/K4siDu5RPUFADs=);
  },
  { "div.filetreeage",
    "Last change floating display on the right",
    @  clear: right;
    @  float: right;
  },
  { "div.filetreeline:hover",
    "Highlight the line of a file tree",
    @  background-color: #eee;
  },
  { "table.login_out",
    "table format for login/out label/input table",
    @   text-align: left;
    @   margin-right: 10px;
    @   margin-left: 10px;
    @   margin-top: 10px;
  },