Index: ui-file.c
===================================================================
--- ui-file.c (nonexistent)
+++ ui-file.c (revision 5)
@@ -0,0 +1,408 @@
+
+#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 <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 <ui-shared.h>
+
+
+static int csvn_file_last_changed_revision( const char *relative_path )
+{
+ const char *co_prefix = ctx.repo.checkout_ro_prefix;
+ const char *name = ctx.repo.name;
+ const char *repo_root = ctx.repo.repo_root;
+ int ret = 0;
+
+ if( !relative_path ) return ret;
+
+ if( co_prefix )
+ {
+ char repo_path[PATH_MAX] = { 0 };
+ char cmd[PATH_MAX];
+ struct strbuf buf = STRBUF_INIT;
+ pid_t p = (pid_t) -1;
+ int rc;
+
+ if( repo_root && *repo_root )
+ {
+ strcat( (char *)&repo_path[0], repo_root );
+ strcat( (char *)&repo_path[0], "/" );
+ }
+ strcat( (char *)&repo_path[0], name );
+
+ snprintf( (char *)&cmd[0], 1024,
+ "svn info --show-item last-changed-revision --no-newline %s/%s/%s 2>/dev/null",
+ co_prefix, (char *)&repo_path[0], relative_path );
+ p = sys_exec_command( &buf, cmd );
+ rc = sys_wait_command( p, NULL );
+ if( rc != 0 )
+ {
+ return ret;
+ }
+ strbuf_trim( &buf );
+ ret = atoi( buf.buf );
+ strbuf_release( &buf );
+ }
+ return ret;
+}
+
+static void csvn_print_file_links( struct strbuf *sb, const char *relative_path, int revision, int top )
+{
+ const char *query_string = NULL;
+ const char *place = NULL;
+ char rev[80] = { 0 };
+
+ 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( !revision )
+ revision = csvn_file_last_changed_revision( relative_path );
+ sprintf( (char *)&rev[0], "%d", revision );
+
+ if( query_string && *query_string )
+ {
+ if( ctx.repo.repo_root && *ctx.repo.repo_root )
+ {
+ strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-scroll\"></span><a href=\"/%s/%s/%s/?op=log&rev=%s&%s\">log</a></div>\n", ctx.repo.repo_root, ctx.repo.name, relative_path, (char *)&rev[0], query_string );
+ strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-diff\"></span><a href=\"/%s/%s/%s/?op=diff&rev=%s&%s\">diff</a></div>\n", ctx.repo.repo_root, ctx.repo.name, relative_path, (char *)&rev[0], query_string );
+ strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-blame\"></span><a href=\"/%s/%s/%s/?op=blame&rev=%s&%s\">blame</a></div>\n", ctx.repo.repo_root, ctx.repo.name, relative_path, (char *)&rev[0], query_string );
+ }
+ else
+ {
+ 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, (char *)&rev[0], 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, (char *)&rev[0], 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, (char *)&rev[0], query_string );
+ }
+ }
+ else
+ {
+ if( ctx.repo.repo_root && *ctx.repo.repo_root )
+ {
+ strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-scroll\"></span><a href=\"/%s/%s/%s/?op=log&rev=%s\">log</a></div>\n", ctx.repo.repo_root, ctx.repo.name, relative_path, (char *)&rev[0] );
+ strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-diff\"></span><a href=\"/%s/%s/%s/?op=diff&rev=%s\">diff</a></div>\n", ctx.repo.repo_root, ctx.repo.name, relative_path, (char *)&rev[0] );
+ strbuf_addf( sb, " <div class=\"item\"><span class=\"icon las la-blame\"></span><a href=\"/%s/%s/%s/?op=blame&rev=%s\">blame</a></div>\n", ctx.repo.repo_root, ctx.repo.name, relative_path, (char *)&rev[0] );
+ }
+ 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, (char *)&rev[0] );
+ 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, (char *)&rev[0] );
+ 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, (char *)&rev[0] );
+ }
+ }
+
+ 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 csvn_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 csvn_print_markdown_file( struct strbuf *sb, const char *relative_path, int revision )
+{
+ const char *co_prefix = ctx.repo.checkout_ro_prefix;
+ const char *name = ctx.repo.name;
+ const char *repo_root = ctx.repo.repo_root;
+
+ if( !sb || !relative_path ) return;
+
+ csvn_print_file_links( sb, relative_path, revision, 1 );
+
+ strbuf_addstr( sb, "<div class='markdown-content'>" );
+
+ if( co_prefix )
+ {
+ char repo_path[PATH_MAX] = { 0 };
+ char cmd[PATH_MAX];
+ struct strbuf buf = STRBUF_INIT;
+ pid_t p = (pid_t) -1;
+ int rc;
+
+ if( repo_root && *repo_root )
+ {
+ strcat( (char *)&repo_path[0], repo_root );
+ strcat( (char *)&repo_path[0], "/" );
+ }
+ strcat( (char *)&repo_path[0], name );
+
+ if( revision )
+ snprintf( (char *)&cmd[0], 1024,
+ "svn cat --revision %d %s/%s/%s 2>/dev/null",
+ revision, co_prefix, (char *)&repo_path[0], relative_path );
+ else
+ snprintf( (char *)&cmd[0], 1024,
+ "svn cat %s/%s/%s 2>/dev/null",
+ co_prefix, (char *)&repo_path[0], relative_path );
+ p = sys_exec_command( &buf, cmd );
+ rc = sys_wait_command( p, NULL );
+ if( rc != 0 )
+ {
+ strbuf_release( &buf );
+ return;
+ }
+
+ (void)csvn_write_markdown_content( sb, (const struct strbuf *)&buf );
+
+ strbuf_release( &buf );
+ }
+
+ strbuf_addstr( sb, "\n</div> <!-- End of Markdown Content -->\n" );
+
+ csvn_print_file_links( sb, relative_path, revision, 0 );
+
+ return;
+}
+
+
+static void csvn_print_file( struct strbuf *sb, const char *relative_path, int revision, const char *lang )
+{
+ const char *co_prefix = ctx.repo.checkout_ro_prefix;
+ const char *name = ctx.repo.name;
+ const char *repo_root = ctx.repo.repo_root;
+
+ if( !sb || !relative_path ) return;
+
+ csvn_print_file_links( sb, relative_path, revision, 1 );
+
+ if( lang )
+ strbuf_addf( sb, "<pre><code class='language-%s'>", lang );
+ else
+ strbuf_addstr( sb, "<pre><code class='highlight'>" );
+
+ if( co_prefix )
+ {
+ char repo_path[PATH_MAX] = { 0 };
+ char cmd[PATH_MAX];
+ struct strbuf buf = STRBUF_INIT;
+ char *raw = NULL;
+ pid_t p = (pid_t) -1;
+ int rc;
+
+ if( repo_root && *repo_root )
+ {
+ strcat( (char *)&repo_path[0], repo_root );
+ strcat( (char *)&repo_path[0], "/" );
+ }
+ strcat( (char *)&repo_path[0], name );
+
+ if( revision )
+ snprintf( (char *)&cmd[0], 1024,
+ "svn cat --revision %d %s/%s/%s 2>/dev/null",
+ revision, co_prefix, (char *)&repo_path[0], relative_path );
+ else
+ snprintf( (char *)&cmd[0], 1024,
+ "svn cat %s/%s/%s 2>/dev/null",
+ co_prefix, (char *)&repo_path[0], relative_path );
+ p = sys_exec_command( &buf, cmd );
+ rc = sys_wait_command( p, NULL );
+ if( rc != 0 )
+ {
+ strbuf_release( &buf );
+ return;
+ }
+
+ raw = strbuf_detach( &buf, NULL );
+ strbuf_addstr_xml_quoted( &buf, (const char *)raw );
+ free( raw );
+
+ strbuf_addbuf( sb, (const struct strbuf *)&buf );
+ strbuf_release( &buf );
+ }
+
+ strbuf_addstr( sb, "\n</code></pre>\n" );
+
+ csvn_print_file_links( sb, relative_path, revision, 0 );
+
+ return;
+}
+
+static void csvn_print_image_file( struct strbuf *sb, const char *relative_path, int revision )
+{
+ const char *co_prefix = ctx.repo.checkout_ro_prefix;
+ const char *name = ctx.repo.name;
+ const char *repo_root = ctx.repo.repo_root;
+
+ if( !sb || !relative_path ) return;
+
+ if( co_prefix )
+ {
+ char repo_path[PATH_MAX] = { 0 };
+ char cmd[PATH_MAX];
+ struct strbuf buf = STRBUF_INIT;
+ pid_t p = (pid_t) -1;
+ int rc;
+
+ if( repo_root && *repo_root )
+ {
+ strcat( (char *)&repo_path[0], repo_root );
+ strcat( (char *)&repo_path[0], "/" );
+ }
+ strcat( (char *)&repo_path[0], name );
+
+ if( revision )
+ snprintf( (char *)&cmd[0], 1024,
+ "svn cat --revision %d %s/%s/%s 2>/dev/null",
+ revision, co_prefix, (char *)&repo_path[0], relative_path );
+ else
+ snprintf( (char *)&cmd[0], 1024,
+ "svn cat %s/%s/%s 2>/dev/null",
+ co_prefix, (char *)&repo_path[0], relative_path );
+ p = sys_exec_command( &buf, cmd );
+ rc = sys_wait_command( p, NULL );
+ if( rc != 0 )
+ {
+ strbuf_release( &buf );
+ return;
+ }
+
+ /****************************************************
+ This call should terminate the program on success:
+ */
+ csvn_print_raw_file( &buf, ctx.repo.relative_info.mime );
+
+ strbuf_release( &buf );
+ }
+
+ return;
+}
+
+void csvn_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=\"csvn-main-content\">\n" );
+
+ if( ctx.repo.relative_info.kind == KIND_FILE )
+ {
+ if( !strncmp( ctx.repo.relative_info.mime, "text/", 5 ) )
+ {
+ if( ctx.repo.name )
+ {
+ if( ctx.repo.relative_info.lang )
+ {
+ if( !strcmp( ctx.repo.relative_info.lang, "Markdown" ) )
+ csvn_print_markdown_file( &buf, ctx.repo.relative_path, ctx.query.rev );
+ else
+ csvn_print_file( &buf, ctx.repo.relative_path, ctx.query.rev, ctx.repo.relative_info.lang );
+ }
+ else
+ csvn_print_file( &buf, ctx.repo.relative_path, ctx.query.rev, NULL );
+ }
+ 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:
+ */
+ csvn_print_image_file( &buf, ctx.repo.relative_path, 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 csvn-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;
+ csvn_print_http_headers();
+ strbuf_write( &buf, STDOUT_FILENO );
+ strbuf_release( &buf );
+}
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cGit-UI – is a web interface for Subversion (SVN) Repositories. cSvn CGI script is writen in C and therefore it's fast enough
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