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| /*
** Copyright (c) 2018 D. Richard Hipp
**
** This program is free software; you can redistribute it and/or
** modify it under the terms of the Simplified BSD License (also
** known as the "2-Clause License" or "FreeBSD License".)
**
** This program is distributed in the hope that it will be useful,
** but without any warranty; without even the implied warranty of
** merchantability or fitness for a particular purpose.
**
** Author contact information:
** drh@hwaci.com
** http://www.hwaci.com/drh/
**
*******************************************************************************
**
** This module contains code to implement the repository list page when
** "fossil server" or "fossil ui" is serving a directory full of repositories.
*/
#include "config.h"
#include "repolist.h"
#if INTERFACE
/*
** Return value from the remote_repo_info() command. zRepoName is the
** input. All other fields are outputs.
*/
struct RepoInfo {
char *zRepoName; /* Name of the repository file */
int isValid; /* True if zRepoName is a valid Fossil repository */
int isRepolistSkin; /* 1 or 2 if this repository wants to be the skin
** for the repository list. 2 means do use this
** repository but do not display it in the list. */
char *zProjName; /* Project Name. Memory from fossil_malloc() */
char *zLoginGroup; /* Name of login group, or NULL. Malloced() */
double rMTime; /* Last update. Julian day number */
};
#endif
/*
** Discover information about the repository given by
** pRepo->zRepoName. The discovered information is stored in other
** fields of the RepoInfo object.
*/
static void remote_repo_info(RepoInfo *pRepo){
sqlite3 *db;
sqlite3_stmt *pStmt;
int rc;
pRepo->isRepolistSkin = 0;
pRepo->isValid = 0;
pRepo->zProjName = 0;
pRepo->zLoginGroup = 0;
pRepo->rMTime = 0.0;
g.dbIgnoreErrors++;
rc = sqlite3_open_v2(pRepo->zRepoName, &db, SQLITE_OPEN_READWRITE, 0);
if( rc ) goto finish_repo_list;
rc = sqlite3_prepare_v2(db, "SELECT value FROM config"
" WHERE name='repolist-skin'",
-1, &pStmt, 0);
if( rc ) goto finish_repo_list;
if( sqlite3_step(pStmt)==SQLITE_ROW ){
pRepo->isRepolistSkin = sqlite3_column_int(pStmt,0);
}
sqlite3_finalize(pStmt);
if( rc ) goto finish_repo_list;
rc = sqlite3_prepare_v2(db, "SELECT value FROM config"
" WHERE name='project-name'",
-1, &pStmt, 0);
if( rc ) goto finish_repo_list;
if( sqlite3_step(pStmt)==SQLITE_ROW ){
pRepo->zProjName = fossil_strdup((char*)sqlite3_column_text(pStmt,0));
}
sqlite3_finalize(pStmt);
rc = sqlite3_prepare_v2(db, "SELECT value FROM config"
" WHERE name='login-group-name'",
-1, &pStmt, 0);
if( rc==SQLITE_OK && sqlite3_step(pStmt)==SQLITE_ROW ){
pRepo->zLoginGroup = fossil_strdup((char*)sqlite3_column_text(pStmt,0));
}
sqlite3_finalize(pStmt);
rc = sqlite3_prepare_v2(db, "SELECT max(mtime) FROM event", -1, &pStmt, 0);
if( rc==SQLITE_OK && sqlite3_step(pStmt)==SQLITE_ROW ){
pRepo->rMTime = sqlite3_column_double(pStmt,0);
}
pRepo->isValid = 1;
sqlite3_finalize(pStmt);
finish_repo_list:
g.dbIgnoreErrors--;
sqlite3_close(db);
}
/*
** Generate a web-page that lists all repositories located under the
** g.zRepositoryName directory and return non-zero.
**
** For the special case when g.zRepositoryName is a non-chroot-jail "/",
** compose the list using the "repo:" entries in the global_config
** table of the configuration database. These entries comprise all
** of the repositories known to the "all" command. The special case
** processing is disallowed for chroot jails because g.zRepositoryName
** is always "/" inside a chroot jail and so it cannot be used as a flag
** to signal the special processing in that case. The special case
** processing is intended for the "fossil all ui" command which never
** runs in a chroot jail anyhow.
**
** Or, if no repositories can be located beneath g.zRepositoryName,
** close g.db and return 0.
*/
int repo_list_page(void){
Blob base; /* document root for all repositories */
int n = 0; /* Number of repositories found */
int allRepo; /* True if running "fossil ui all".
** False if a directory scan of base for repos */
Blob html; /* Html for the body of the repository list */
char *zSkinRepo = 0; /* Name of the repository database used for skins */
char *zSkinUrl = 0; /* URL for the skin database */
assert( g.db==0 );
blob_init(&html, 0, 0);
if( fossil_strcmp(g.zRepositoryName,"/")==0 && !g.fJail ){
/* For the special case of the "repository directory" being "/",
** show all of the repositories named in the ~/.fossil database.
**
** On unix systems, then entries are of the form "repo:/home/..."
** and on Windows systems they are like on unix, starting with a "/"
** or they can begin with a drive letter: "repo:C:/Users/...". In either
** case, we want returned path to omit any initial "/".
*/
db_open_config(1, 0);
db_multi_exec(
"CREATE TEMP VIEW sfile AS"
" SELECT ltrim(substr(name,6),'/') AS 'pathname' FROM global_config"
" WHERE name GLOB 'repo:*'"
);
allRepo = 1;
}else{
/* The default case: All repositories under the g.zRepositoryName
** directory.
*/
blob_init(&base, g.zRepositoryName, -1);
sqlite3_open(":memory:", &g.db);
db_multi_exec("CREATE TABLE sfile(pathname TEXT);");
db_multi_exec("CREATE TABLE vfile(pathname);");
vfile_scan(&base, blob_size(&base), 0, 0, 0, ExtFILE);
db_multi_exec("DELETE FROM sfile WHERE pathname NOT GLOB '*[^/].fossil'"
#if USE_SEE
" AND pathname NOT GLOB '*[^/].efossil'"
#endif
);
allRepo = 0;
}
n = db_int(0, "SELECT count(*) FROM sfile");
if( n==0 ){
sqlite3_close(g.db);
g.db = 0;
g.repositoryOpen = 0;
g.localOpen = 0;
return 0;
}else{
Stmt q;
double rNow;
blob_append_sql(&html,
"<table border='0' class='sortable' data-init-sort='1'"
" data-column-types='txtxkxt'><thead>\n"
"<tr><th>Filename<th width='20'>"
"<th>Project Name<th width='20'>"
"<th>Last Modified<th width='20'>"
"<th>Login Group</tr>\n"
"</thead><tbody>\n");
db_prepare(&q, "SELECT pathname"
" FROM sfile ORDER BY pathname COLLATE nocase;");
rNow = db_double(0, "SELECT julianday('now')");
while( db_step(&q)==SQLITE_ROW ){
const char *zName = db_column_text(&q, 0);
int nName = (int)strlen(zName);
int nSuffix = 7; /* ".fossil" */
char *zUrl;
char *zAge;
char *zFull;
RepoInfo x;
sqlite3_int64 iAge;
#if USE_SEE
int bEncrypted = sqlite3_strglob("*.efossil", zName)==0;
if( bEncrypted ) nSuffix = 8; /* ".efossil" */
#endif
if( nName<nSuffix ) continue;
zUrl = sqlite3_mprintf("%.*s", nName-nSuffix, zName);
if( zName[0]=='/'
#ifdef _WIN32
|| sqlite3_strglob("[a-zA-Z]:/*", zName)==0
#endif
){
zFull = mprintf("%s", zName);
}else if ( allRepo ){
zFull = mprintf("/%s", zName);
}else{
zFull = mprintf("%s/%s", g.zRepositoryName, zName);
}
x.zRepoName = zFull;
remote_repo_info(&x);
if( x.isRepolistSkin ){
if( zSkinRepo==0 ){
zSkinRepo = mprintf("%s", x.zRepoName);
zSkinUrl = mprintf("%s", zUrl);
}
}
fossil_free(zFull);
if( !x.isValid
#if USE_SEE
&& !bEncrypted
#endif
){
continue;
}
if( x.isRepolistSkin==2 && !allRepo ){
/* Repositories with repolist-skin==2 are omitted from directory
** scan lists, but included in "fossil all ui" lists */
continue;
}
if( rNow <= x.rMTime ){
x.rMTime = rNow;
}else if( x.rMTime<0.0 ){
x.rMTime = rNow;
}
iAge = (sqlite3_int64)((rNow - x.rMTime)*86400);
zAge = human_readable_age(rNow - x.rMTime);
if( x.rMTime==0.0 ){
/* This repository has no entry in the "event" table.
** Its age will still be maximum, so data-sortkey will work. */
zAge = mprintf("unknown");
}
blob_append_sql(&html, "<tr><td valign='top'>");
if( !file_ends_with_repository_extension(zName,0) ){
/* The "fossil server DIRECTORY" and "fossil ui DIRECTORY" commands
** do not work for repositories whose names do not end in ".fossil".
** So do not hyperlink those cases. */
blob_append_sql(&html,"%h",zName);
} else if( sqlite3_strglob("*/.*", zName)==0 ){
/* Do not show hyperlinks for hidden repos */
blob_append_sql(&html, "%h (hidden)", zName);
} else if( allRepo && sqlite3_strglob("[a-zA-Z]:/?*", zName)!=0 ){
blob_append_sql(&html,
"<a href='%R/%T/home' target='_blank'>/%h</a>\n",
zUrl, zName);
}else if( file_ends_with_repository_extension(zName,1) ){
/* As described in
** https://fossil-scm.org/forum/info/f50f647c97c72fc1: if
** foo.fossil and foo/bar.fossil both exist and we create a
** link to foo/bar/... then the URI dispatcher will instead
** see that as a link to foo.fossil. In such cases, do not
** emit a link to foo/bar.fossil. */
char * zDirPart = file_dirname(zName);
if( db_exists("SELECT 1 FROM sfile "
"WHERE pathname=(%Q || '.fossil') COLLATE nocase"
#if USE_SEE
" OR pathname=(%Q || '.efossil') COLLATE nocase"
#endif
, zDirPart
#if USE_SEE
, zDirPart
#endif
) ){
blob_append_sql(&html,
"<s>%h</s> (directory/repo name collision)\n",
zName);
}else{
blob_append_sql(&html,
"<a href='%R/%T/home' target='_blank'>%h</a>\n",
zUrl, zName);
}
fossil_free(zDirPart);
}else{
blob_append_sql(&html,
"<a href='%R/%T/home' target='_blank'>%h</a>\n",
zUrl, zName);
}
if( x.zProjName ){
blob_append_sql(&html, "<td></td><td>%h</td>\n", x.zProjName);
fossil_free(x.zProjName);
}else{
blob_append_sql(&html, "<td></td><td></td>\n");
}
blob_append_sql(&html,
"<td></td><td data-sortkey='%08x'>%h</td>\n",
(int)iAge, zAge);
fossil_free(zAge);
if( x.zLoginGroup ){
blob_append_sql(&html, "<td></td><td>%h</td></tr>\n", x.zLoginGroup);
fossil_free(x.zLoginGroup);
}else{
blob_append_sql(&html, "<td></td><td></td></tr>\n");
}
sqlite3_free(zUrl);
}
db_finalize(&q);
blob_append_sql(&html,"</tbody></table>\n");
}
if( zSkinRepo ){
char *zNewBase = mprintf("%s/%s", g.zBaseURL, zSkinUrl);
g.zBaseURL = 0;
set_base_url(zNewBase);
db_open_repository(zSkinRepo);
fossil_free(zSkinRepo);
fossil_free(zSkinUrl);
}
if( g.repositoryOpen ){
/* This case runs if remote_repo_info() found a repository
** that has the "repolist_skin" property set to non-zero and left
** that repository open in g.db. Use the skin of that repository
** for display. */
login_check_credentials();
style_set_current_feature("repolist");
style_header("Repository List");
@ %s(blob_str(&html))
style_table_sorter();
style_finish_page();
}else{
/* If no repositories were found that had the "repolist_skin"
** property set, then use a default skin */
@ <html>
@ <head>
@ <base href="%s(g.zBaseURL)/">
@ <meta name="viewport" content="width=device-width, initial-scale=1.0">
@ <title>Repository List</title>
@ </head>
@ <body>
@ <h1 align="center">Fossil Repositories</h1>
@ %s(blob_str(&html))
@ <script>%s(builtin_text("sorttable.js"))</script>
@ </body>
@ </html>
}
blob_reset(&html);
cgi_reply();
return n;
}
/*
** COMMAND: test-list-page
**
** Usage: %fossil test-list-page DIRECTORY
**
** Show all repositories underneath DIRECTORY. Or if DIRECTORY is "/"
** show all repositories in the ~/.fossil file.
*/
void test_list_page(void){
if( g.argc<3 ){
g.zRepositoryName = "/";
}else{
g.zRepositoryName = g.argv[2];
}
g.httpOut = stdout;
repo_list_page();
}
|