#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <sys/sysinfo.h>
#include <sys/types.h>
#ifdef HAVE_INTTYPES_H
#include <inttypes.h>
#else
#include <stdint.h>
#endif
#include <stddef.h> /* offsetof(3) */
#include <dirent.h>
#include <sys/stat.h> /* chmod(2) */
#include <sys/file.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <limits.h>
#include <string.h> /* strdup(3) */
#include <libgen.h> /* basename(3) */
#include <ctype.h> /* tolower(3) */
#include <errno.h>
#include <time.h>
#include <sys/time.h>
#include <pwd.h>
#include <grp.h>
#include <stdarg.h>
#include <locale.h>
#include <unistd.h>
#include <md4c.h>
#include <md4c-html.h>
#include <git2.h>
#include <nls.h>
#include <defs.h>
#include <fatal.h>
#include <http.h>
#include <html.h>
#include <dlist.h>
#include <strbuf.h>
#include <repolist.h>
#include <wrapper.h>
#include <system.h>
#include <date.h>
#include <ctx.h>
#include <git-shared.h>
#include <ui-shared.h>
static void cgit_print_file_links( struct strbuf *sb, const char *relative_path, const char *revision, int top )
{
const char *query_string = NULL;
const char *place = NULL;
if( !sb || !relative_path ) return;
if( top )
place = "top";
else
place = "bottom";
strbuf_addf( sb, "<div class=\"%s file-links-menu\">\n", place );
strbuf_addf( sb, " <div class=\"right links-menu\">\n" );
query_string = ctx_remove_query_param( ctx.env.query_string, "rev" );
query_string = ctx_remove_query_param( query_string, "op" );
if( query_string && *query_string )
{
strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-scroll\"></span><a href=\"/%s/%s/?op=log&rev=%s&%s\">log</a></div>\n", ctx.repo.name, relative_path, revision, query_string );
strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-diff\"></span><a href=\"/%s/%s/?op=diff&rev=%s&%s\">diff</a></div>\n", ctx.repo.name, relative_path, revision, query_string );
strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-blame\"></span><a href=\"/%s/%s/?op=blame&rev=%s&%s\">blame</a></div>\n", ctx.repo.name, relative_path, revision, query_string );
}
else
{
strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-scroll\"></span><a href=\"/%s/%s/?op=log&rev=%s\">log</a></div>\n", ctx.repo.name, relative_path, revision );
strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-diff\"></span><a href=\"/%s/%s/?op=diff&rev=%s\">diff</a></div>\n", ctx.repo.name, relative_path, revision );
strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-blame\"></span><a href=\"/%s/%s/?op=blame&rev=%s\">blame</a></div>\n", ctx.repo.name, relative_path, revision );
}
strbuf_addf( sb, " </div>\n" );
strbuf_addf( sb, "</div>\n" );
}
static void process_markdown_output( const MD_CHAR *text, MD_SIZE size, void *sb )
{
strbuf_add( (struct strbuf *)sb, (const void *)text, (size_t)size );
}
static int cgit_write_markdown_content( struct strbuf *sb, const struct strbuf *input )
{
unsigned parser_flags = MD_DIALECT_GITHUB; /* | MD_DIALECT_COMMONMARK */
unsigned renderer_flags = MD_FLAG_WIKILINKS; /* | MD_HTML_FLAG_DEBUG */
/*********************************
md_html() returns 0 on success:
*/
return md_html( input->buf, input->len, process_markdown_output,
(void *)sb, parser_flags, renderer_flags );
}
static void cgit_print_file( struct strbuf *sb, const char *relative_path, const char *revision )
{
struct cgit_info info;
if( !sb || !relative_path ) return;
if( revision && strcmp( revision, (const char *)&ctx.repo.relative_info.revision[0] ) )
{
cgit_rpath_info( &info, relative_path, revision );
if( info.kind != GIT_OBJECT_BLOB )
{
strbuf_addf( sb, " <h1>Requested resource cannot be shown</h1>\n" );
strbuf_addf( sb, " <p class='leading'>File with specified revision '%s' cannot be shown.</p>\n", revision );
return;
}
}
else
{
memcpy( (void *)&info, (void *)&ctx.repo.relative_info, sizeof( struct cgit_info ) );
}
cgit_print_file_links( sb, relative_path, (const char *)&info.revision[0], 1 );
if( info.lang )
{
if( !strcmp( info.lang, "Markdown" ) )
strbuf_addstr( sb, "<div class='markdown-content'>" );
else
strbuf_addf( sb, "<pre><code class='language-%s'>", info.lang );
}
else
strbuf_addstr( sb, "<pre><code class='highlight'>" );
if( info.kind == GIT_OBJECT_BLOB )
{
git_repository *repo = NULL;
git_blob *blob = NULL;
git_oid oid;
/* git_off_t rawsize = 0; */
const char *rawcontent = NULL;
if( git_oid_fromstr( &oid, (const char *)&info.oid[0] ) < 0 )
{
if( info.lang && !strcmp( info.lang, "Markdown" ) )
strbuf_addstr( sb, "\n</div> <!-- End of Markdown Content -->\n" );
else
strbuf_addstr( sb, "\n</code></pre>\n" );
cgit_print_file_links( sb, relative_path, (const char *)&info.revision[0], 0 );
return;
}
if( !(repo = cgit_open_repository()) )
{
if( info.lang && !strcmp( info.lang, "Markdown" ) )
strbuf_addstr( sb, "\n</div> <!-- End of Markdown Content -->\n" );
else
strbuf_addstr( sb, "\n</code></pre>\n" );
cgit_print_file_links( sb, relative_path, (const char *)&info.revision[0], 0 );
return;
}
if( git_blob_lookup( &blob, repo, &oid ) < 0 )
{
close_repository( repo );
if( info.lang && !strcmp( info.lang, "Markdown" ) )
strbuf_addstr( sb, "\n</div> <!-- End of Markdown Content -->\n" );
else
strbuf_addstr( sb, "\n</code></pre>\n" );
cgit_print_file_links( sb, relative_path, (const char *)&info.revision[0], 0 );
return;
}
/* rawsize = git_blob_rawsize( blob ); */
rawcontent = (const char *)git_blob_rawcontent( blob );
if( !git_blob_is_binary( blob ) && rawcontent && *rawcontent )
{
struct strbuf buf = STRBUF_INIT;
if( info.lang && !strcmp( info.lang, "Markdown" ) )
{
strbuf_addstr( &buf, (const char *)rawcontent );
(void)cgit_write_markdown_content( sb, (const struct strbuf *)&buf );
strbuf_release( &buf );
}
else
{
strbuf_addstr_xml_quoted( &buf, (const char *)rawcontent );
strbuf_addbuf( sb, (const struct strbuf *)&buf );
strbuf_release( &buf );
}
}
else
{
git_blob_free( blob );
close_repository( repo );
if( info.lang && !strcmp( info.lang, "Markdown" ) )
strbuf_addstr( sb, "\n</div> <!-- End of Markdown Content -->\n" );
else
strbuf_addstr( sb, "\n</code></pre>\n" );
cgit_print_file_links( sb, relative_path, (const char *)&info.revision[0], 0 );
return;
}
git_blob_free( blob );
close_repository( repo );
}
if( info.lang && !strcmp( info.lang, "Markdown" ) )
strbuf_addstr( sb, "\n</div> <!-- End of Markdown Content -->\n" );
else
strbuf_addstr( sb, "\n</code></pre>\n" );
cgit_print_file_links( sb, relative_path, (const char *)&info.revision[0], 0 );
return;
}
static void cgit_print_image_file( struct strbuf *sb, const char *relative_path, const char *revision )
{
struct cgit_info info;
if( !sb || !relative_path ) return;
if( revision && strcmp( revision, (const char *)&ctx.repo.relative_info.revision[0] ) )
{
cgit_rpath_info( &info, relative_path, revision );
if( info.kind != GIT_OBJECT_BLOB )
{
strbuf_addf( sb, " <h1>Invalid Revision</h1>\n" );
strbuf_addf( sb, " <p class='leading'>File with specified revision '%s' cannot be shown.</p>\n", revision );
return;
}
}
else
{
memcpy( (void *)&info, (void *)&ctx.repo.relative_info, sizeof( struct cgit_info ) );
}
if( info.kind == GIT_OBJECT_BLOB )
{
git_repository *repo = NULL;
git_blob *blob = NULL;
git_oid oid;
git_off_t rawsize = 0;
const char *rawcontent = NULL;
if( git_oid_fromstr( &oid, (const char *)&info.oid[0] ) < 0 ) return;
if( !(repo = cgit_open_repository()) ) return;
if( git_blob_lookup( &blob, repo, &oid ) < 0 )
{
close_repository( repo );
return;
}
rawsize = git_blob_rawsize( blob );
rawcontent = (const char *)git_blob_rawcontent( blob );
if( rawcontent && *rawcontent )
{
struct strbuf buf = STRBUF_INIT;
strbuf_add( &buf, (const void *)rawcontent, (size_t)rawsize );
git_blob_free( blob );
close_repository( repo );
/****************************************************
This call should terminate the program on success:
*/
cgit_print_raw_file( &buf, info.mime );
strbuf_release( &buf );
}
else
{
git_blob_free( blob );
close_repository( repo );
return;
}
git_blob_free( blob );
close_repository( repo );
}
return;
}
void cgit_print_file_page( void )
{
FILE *fp;
struct strbuf buf = STRBUF_INIT;
fp = xfopen( ctx.page.header, "r" );
(void)strbuf_env_fread( &buf, fp );
fclose( fp );
strbuf_addf( &buf, " <div class=\"content segment\">\n" );
strbuf_addf( &buf, " <div class=\"container\">\n" );
strbuf_addf( &buf, " <div class=\"cgit-main-content\">\n" );
if( ctx.repo.relative_info.kind == GIT_OBJECT_BLOB )
{
if( !strncmp( ctx.repo.relative_info.mime, "text/", 5 ) )
{
if( ctx.repo.name )
{
cgit_print_file( &buf, ctx.repo.relative_path, (!strcmp( ctx.query.rev, "0" )) ? (const char *)&ctx.repo.relative_info.revision[0] : ctx.query.rev );
}
else
{
strbuf_addf( &buf, " <h1>Requested resource cannot be shown</h1>\n" );
strbuf_addf( &buf, " <p class='leading'>Repository '%s' not found.</p>\n", ctx.repo.name );
}
}
else if( !strncmp( ctx.repo.relative_info.mime, "image/", 6 ) )
{
/****************************************************
This call should terminate the program on success:
*/
cgit_print_image_file( &buf, ctx.repo.relative_path, (!strcmp( ctx.query.rev, "0" )) ? (const char *)&ctx.repo.relative_info.revision[0] : ctx.query.rev );
strbuf_addf( &buf, " <h1>Requested file cannot be shown</h1>\n" );
strbuf_addf( &buf, " <p class='leading'>Files with mime type such as '%s' cannot be present.</p>\n", ctx.repo.relative_info.mime );
}
else
{
strbuf_addf( &buf, " <h1>Requested file cannot be shown</h1>\n" );
strbuf_addf( &buf, " <p class='leading'>Files with mime type such as '%s' cannot be present.</p>\n", ctx.repo.relative_info.mime );
}
}
else
{
strbuf_addf( &buf, " <h1>Requested resource cannot be shown</h1>\n" );
strbuf_addf( &buf, " <p class='leading'>This page assume plain text files to be present.</p>\n" );
}
strbuf_addf( &buf, " </div> <!-- End of cgit-main-content -->\n" );
strbuf_addf( &buf, " </div> <!-- End of container -->\n" );
strbuf_addf( &buf, " </div> <!-- End of content segment -->\n" );
fp = xfopen( ctx.page.footer, "r" );
(void)strbuf_env_fread( &buf, fp );
fclose( fp );
ctx.page.size = buf.len;
cgit_print_http_headers();
strbuf_write( &buf, STDOUT_FILENO );
strbuf_release( &buf );
}