Fossil

  /* Commit */
  db_end_transaction(0);

  /* Do an autosync push, if requested */
  if( !isPrivate ) autosync_loop(SYNC_PUSH, db_get_int("autosync-tries", 1));
}

#if INTERFACE
/*
** Allows bits in the mBplqFlags parameter to branch_prepare_list_query().
*/
#define BRL_CLOSED_ONLY      0x001 /* Show only closed branches */
#define BRL_OPEN_ONLY        0x002 /* Show only open branches */
#define BRL_BOTH             0x003 /* Show both open and closed branches */
#define BRL_OPEN_CLOSED_MASK 0x003
#define BRL_MTIME            0x004 /* Include lastest check-in time */
#dfeine BRL_ORDERBY_MTIME    0x008 /* Sort by MTIME. (otherwise sort by name)*/

#endif /* INTERFACE */

/*
** Prepare a query that will list branches.
**
** If (which<0) then the query pulls only closed branches. If
** (which>0) then the query pulls all (closed and opened)
** branches. Else the query pulls currently-opened branches.
*/
void branch_prepare_list_query(Stmt *pQuery, int brFlags){
  switch( brFlags & BRL_OPEN_CLOSED_MASK ){
    case BRL_CLOSED_ONLY: {
      db_prepare(pQuery,
        "SELECT value FROM tagxref"
        " WHERE tagid=%d AND value NOT NULL "
        "EXCEPT "
        "SELECT value FROM tagxref"
        " WHERE tagid=%d"
        "   AND rid IN leaf"
        "   AND NOT %z"
        " ORDER BY value COLLATE nocase /*sort*/",
        TAG_BRANCH, TAG_BRANCH, leaf_is_closed_sql("tagxref.rid")
      );
      break;
    }
    case BRL_BOTH: {
      db_prepare(pQuery,
        "SELECT DISTINCT value FROM tagxref"
        " WHERE tagid=%d AND value NOT NULL"
        "   AND rid IN leaf"
        " ORDER BY value COLLATE nocase /*sort*/",
        TAG_BRANCH
      );
      break;
    }
    case BRL_OPEN_ONLY: {
      db_prepare(pQuery,
        "SELECT DISTINCT value FROM tagxref"
        " WHERE tagid=%d AND value NOT NULL"
        "   AND rid IN leaf"
        "   AND NOT %z"
        " ORDER BY value COLLATE nocase /*sort*/",
        TAG_BRANCH, leaf_is_closed_sql("tagxref.rid")
      );
      break;
    }
  }
}


/*
** COMMAND: branch
**

  n = strlen(zCmd);
  if( strncmp(zCmd,"new",n)==0 ){
    branch_new();
  }else if( (strncmp(zCmd,"list",n)==0)||(strncmp(zCmd, "ls", n)==0) ){
    Stmt q;
    int vid;
    char *zCurrent = 0;
    int brFlags = BRL_OPEN_ONLY;
    if( find_option("all","a",0)!=0 ) brFlags = BRL_BOTH;
    if( find_option("closed","c",0)!=0 ) brFlags = BRL_CLOSED_ONLY;

    if( g.localOpen ){
      vid = db_lget_int("checkout", 0);
      zCurrent = db_text(0, "SELECT value FROM tagxref"
                            " WHERE rid=%d AND tagid=%d", vid, TAG_BRANCH);
    }
    branch_prepare_list_query(&q, brFlags);
    while( db_step(&q)==SQLITE_ROW ){
      const char *zBr = db_column_text(&q, 0);
      int isCur = zCurrent!=0 && fossil_strcmp(zCurrent,zBr)==0;
      fossil_print("%s%s\n", (isCur ? "* " : "  "), zBr);
    }
    db_finalize(&q);
  }else{
    fossil_fatal("branch subcommand should be one of: "
                 "new list ls");
  }
}

static char brlistQuery[] = 
@ SELECT
@   tagxref.value,
@   max(event.mtime),
@   EXISTS(SELECT 1 FROM tagxref AS tx
@           WHERE tx.rid=leaf.rid
@             AND tx.tagid=(SELECT tagid FROM tag WHERE tagname='closed')
@             AND tx.tagtype>0),
@   (SELECT tagxref.value
@      FROM plink CROSS JOIN tagxref
@    WHERE plink.pid=leaf.rid
@       AND tagxref.rid=plink.cid
@      AND tagxref.tagid=(SELECT tagid FROM tag WHERE tagname='branch')
@      AND tagtype>0)
@  FROM leaf, tagxref, tag, event
@ WHERE leaf.rid=tagxref.rid
@   AND tagxref.tagid=tag.tagid
@   AND tagxref.tagtype>0
@   AND tag.tagname='branch'
@   AND event.objid=leaf.rid
@ GROUP BY 1
@ ORDER BY %d DESC;
;

/*
** This is the new-style branch-list page that shows the branch names
** together with their ages (time of last check-in) and whether or not
** they are closed or merged to another branch.
**
** Control jumps to this routine from brlist_page() (the /brlist handler)
** if there are no query parameters.
*/
static void new_brlist_page(void){
  Stmt q;
  double rNow;
  int orderByMtime = P("mtime")!=0;
  login_check_credentials();
  if( !g.perm.Read ){ login_needed(); return; }
  style_header("Branches");
  login_anonymous_available();
  
  assert( orderByMtime==0 || orderByMtime==1 );
  db_prepare(&q, brlistQuery/*works-like:"%d"*/, 2-orderByMtime);
  rNow = db_double(0.0, "SELECT julianday('now')");
  @ <div class="brlist"><table>
  @ <tr>
  @ <th>Branch Name</th>
  @ <th>Age</th>
  @ <th>Status</th>
  @ </tr>
  while( db_step(&q)==SQLITE_ROW ){
    const char *zBranch = db_column_text(&q, 0);
    double rMtime = db_column_double(&q, 1);
    int isClosed = db_column_int(&q, 2);
    const char *zMergeTo = db_column_text(&q, 3);
    char *zAge = human_readable_age(rNow - rMtime);
    if( zMergeTo && zMergeTo[0]==0 ) zMergeTo = 0;
    @ <tr>
    @ <td>%z(href("%R/timeline?n=100&r=%T",zBranch))%h(zBranch)</a>
    @ <td>%s(zAge)
    fossil_free(zAge);
    if( isClosed && zMergeTo ){
      @ <td>closed,
    }else if( isClosed ){
      @ <td>closed
    }else{
      @ <td>
    }
    if( zMergeTo ){
      @ merged into %z(href("%R/timeline?r=%T",zMergeTo))%h(zMergeTo)</a>
    }
    @ </tr>
  }
  @ </table></div>

  db_finalize(&q);
  style_footer();
}

/*
** WEBPAGE: brlist
** Show a list of branches
** Query parameters:
**
**     all         Show all branches
**     closed      Show only closed branches
**     open        Show only open branches (default behavior)
**     colortest   Show all branches with automatic color
*/
void brlist_page(void){
  Stmt q;
  int cnt;
  int showClosed = P("closed")!=0;
  int showAll = P("all")!=0;
  int showOpen = P("open")!=0;
  int colorTest = P("colortest")!=0;
  int brFlags = BRL_OPEN_ONLY;

  if( showClosed==0 && showAll==0 && showOpen==0 && colorTest==0 ){
    new_brlist_page();
    return;
  }
  login_check_credentials();
  if( !g.perm.Read ){ login_needed(); return; }
  if( colorTest ){
    showClosed = 0;
    showAll = 1;
  }
  if( showAll ) brFlags = BRL_BOTH;
  if( showClosed ) brFlags = BRL_CLOSED_ONLY;

  style_header("%s", showClosed ? "Closed Branches" :
                        showAll ? "All Branches" : "Open Branches");
  style_submenu_element("Timeline", "Timeline", "brtimeline");
  if( showClosed ){
    style_submenu_element("All", "All", "brlist?all");
    style_submenu_element("Open","Open","brlist?open");
  }else if( showAll ){
    style_submenu_element("Closed", "Closed", "brlist?closed");
    style_submenu_element("Open","Open","brlist");
  }else{
    style_submenu_element("All", "All", "brlist?all");
    style_submenu_element("Closed","Closed","brlist?closed");
  }

  @ <div class="sideboxDescribed">%z(href("leaves?closed"))
  @ closed leaves</a></div>.
  @ Closed branches are fixed and do not change (unless they are first
  @ reopened).</li>
  @ </ol>
  style_sidebox_end();

  branch_prepare_list_query(&q, brFlags);
  cnt = 0;
  while( db_step(&q)==SQLITE_ROW ){
    const char *zBr = db_column_text(&q, 0);
    if( cnt==0 ){
      if( colorTest ){
        @ <h2>Default background colors for all branches:</h2>
      }else if( showClosed ){
        @ <h2>Closed Branches:</h2>
      }else if( showAll ){
        @ <h2>All Branches:</h2>
      }else{
        @ <h2>Open Branches:</h2>
      }
      @ <ul>
      cnt++;
    }
    if( colorTest ){

*/
static cson_value * json_branch_list(){
  cson_value * payV;
  cson_object * pay;
  cson_value * listV;
  cson_array * list;
  char const * range = NULL;
  int branchListFlags = BPLQ_OPEN_ONLY;
  char * sawConversionError = NULL;
  Stmt q;
  if( !g.perm.Read ){
    json_set_err(FSL_JSON_E_DENIED,
                 "Requires 'o' permissions.");
    return NULL;
  }

  if(!range || !*range){
    range = "o";
  }
  /* Normalize range values... */
  switch(*range){
    case 'c':
      range = "closed";
      branchListFlags = BRL_CLOSED_ONLY;
      break;
    case 'a':
      range = "all";
      branchListFlags = BRL_BOTH;
      break;
    default:
      range = "open";
      branchListFlags = BRL_OPEN_ONLY;
      break;
  };
  cson_object_set(pay,"range",json_new_string(range));

  if( g.localOpen ){ /* add "current" property (branch name). */
    int vid = db_lget_int("checkout", 0);
    char const * zCurrent = vid
      ? db_text(0, "SELECT value FROM tagxref"
                " WHERE rid=%d AND tagid=%d",
                vid, TAG_BRANCH)
      : 0;
    if(zCurrent){
      cson_object_set(pay,"current",json_new_string(zCurrent));
    }
  }

  
  branch_prepare_list_query(&q, branchListFlags);
  cson_object_set(pay,"branches",listV);
  while((SQLITE_ROW==db_step(&q))){
    cson_value * v = cson_sqlite3_column_to_value(q.pStmt,0);
    if(v){
      cson_array_append(list,v);
    }else if(!sawConversionError){
      sawConversionError = mprintf("Column-to-json failed @ %s:%d",

    @ padding-right: 1em;
  },
  { ".fileage td:nth-child(3)",
    "fileage third column (the check-in comment)",
    @ word-break: break-all;
    @ word-wrap: break-word;
    @ max-width: 50%;
  },
  { ".brlist table",  "The list of branches",
    @ border-spacing: 0;
  },
  { ".brlist table th",  "Branch list table headers",
    @ text-align: left;
  },
  { ".brlist table td",  "Branch list table headers",
    @ padding: 0px 2em 0px 0px;
  },
  { 0,
    0,
    0
  }
};