Merge branch 'lh/plain'

* lh/plain:
  Supply status description to html_status()
  ui-tree: link to plain view instead of blob view
  Implement plain view

12 files changed, 125 insertions, 13 deletions

diff --git a/Makefile b/Makefile
index b002d44..e4265f7 100644
--- a/Makefile
+++ b/Makefile
@@ -62,6 +62,7 @@ OBJECTS += ui-commit.o
 OBJECTS += ui-diff.o
 OBJECTS += ui-log.o
 OBJECTS += ui-patch.o
+OBJECTS += ui-plain.o
 OBJECTS += ui-refs.o
 OBJECTS += ui-repolist.o
 OBJECTS += ui-shared.o
diff --git a/cgit.c b/cgit.c
index f49fffa..497337b 100644
--- a/cgit.c
+++ b/cgit.c
@@ -187,6 +187,7 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->page.mimetype = "text/html";
 	ctx->page.charset = PAGE_ENCODING;
 	ctx->page.filename = NULL;
+	ctx->page.size = 0;
 	ctx->page.modified = time(NULL);
 	ctx->page.expires = ctx->page.modified;
 }
diff --git a/cgit.h b/cgit.h
index a1fa841..1615616 100644
--- a/cgit.h
+++ b/cgit.h
@@ -166,6 +166,7 @@ struct cgit_config {
 struct cgit_page {
 	time_t modified;
 	time_t expires;
+	size_t size;
 	char *mimetype;
 	char *charset;
 	char *filename;
diff --git a/cmd.c b/cmd.c
index 40ac53e..a989220 100644
--- a/cmd.c
+++ b/cmd.c
@@ -17,6 +17,7 @@
 #include "ui-diff.h"
 #include "ui-log.h"
 #include "ui-patch.h"
+#include "ui-plain.h"
 #include "ui-refs.h"
 #include "ui-repolist.h"
 #include "ui-snapshot.h"
@@ -91,6 +92,11 @@ static void patch_fn(struct cgit_context *ctx)
 	cgit_print_patch(ctx->qry.sha1);
 }
 
+static void plain_fn(struct cgit_context *ctx)
+{
+	cgit_print_plain(ctx);
+}
+
 static void refs_fn(struct cgit_context *ctx)
 {
 	cgit_print_refs();
@@ -135,6 +141,7 @@ struct cgit_cmd *cgit_get_cmd(struct cgit_context *ctx)
 		def_cmd(ls_cache, 0, 0),
 		def_cmd(objects, 1, 0),
 		def_cmd(patch, 1, 0),
+		def_cmd(plain, 1, 0),
 		def_cmd(refs, 1, 1),
 		def_cmd(repolist, 0, 0),
 		def_cmd(snapshot, 1, 0),
diff --git a/html.c b/html.c
index 1237076..36e9a2f 100644
--- a/html.c
+++ b/html.c
@@ -35,6 +35,11 @@ char *fmt(const char *format, ...)
 	return buf[bufidx];
 }
 
+void html_raw(const char *data, size_t size)
+{
+	write(htmlfd, data, size);
+}
+
 void html(const char *txt)
 {
 	write(htmlfd, txt, strlen(txt));
@@ -51,9 +56,9 @@ void htmlf(const char *format, ...)
 	html(buf);
 }
 
-void html_status(int code, int more_headers)
+void html_status(int code, const char *msg, int more_headers)
 {
-	htmlf("Status: %d\n", code);
+	htmlf("Status: %d %s\n", code, msg);
 	if (!more_headers)
 		html("\n");
 }
diff --git a/html.h b/html.h
index 2bde28d..3c32935 100644
--- a/html.h
+++ b/html.h
@@ -3,9 +3,10 @@
 
 extern int htmlfd;
 
+extern void html_raw(const char *txt, size_t size);
 extern void html(const char *txt);
 extern void htmlf(const char *format,...);
-extern void html_status(int code, int more_headers);
+extern void html_status(int code, const char *msg, int more_headers);
 extern void html_txt(char *txt);
 extern void html_ntxt(int len, char *txt);
 extern void html_attr(char *txt);
diff --git a/ui-clone.c b/ui-clone.c
index 3a037ad..81e7a4e 100644
--- a/ui-clone.c
+++ b/ui-clone.c
@@ -48,20 +48,18 @@ static void print_pack_info(struct cgit_context *ctx)
 static void send_file(struct cgit_context *ctx, char *path)
 {
 	struct stat st;
-	int err;
 
 	if (stat(path, &st)) {
 		switch (errno) {
 		case ENOENT:
-			err = 404;
+			html_status(404, "Not found", 0);
 			break;
 		case EACCES:
-			err = 403;
+			html_status(403, "Forbidden", 0);
 			break;
 		default:
-			err = 400;
+			html_status(400, "Bad request", 0);
 		}
-		html_status(err, 0);
 		return;
 	}
 	ctx->page.mimetype = "application/octet-stream";
@@ -86,7 +84,7 @@ void cgit_clone_info(struct cgit_context *ctx)
 void cgit_clone_objects(struct cgit_context *ctx)
 {
 	if (!ctx->qry.path) {
-		html_status(400, 0);
+		html_status(400, "Bad request", 0);
 		return;
 	}
 
diff --git a/ui-plain.c b/ui-plain.c
new file mode 100644
index 0000000..35888a0
--- /dev/null
+++ b/ui-plain.c
@@ -0,0 +1,82 @@
+/* ui-plain.c: functions for output of plain blobs by path
+ *
+ * Copyright (C) 2008 Lars Hjemli
+ *
+ * Licensed under GNU General Public License v2
+ *   (see COPYING for full license text)
+ */
+
+#include "cgit.h"
+#include "html.h"
+#include "ui-shared.h"
+
+char *curr_rev;
+char *match_path;
+int match;
+
+static void print_object(const unsigned char *sha1, const char *path)
+{
+	enum object_type type;
+	char *buf;
+	size_t size;
+
+	type = sha1_object_info(sha1, &size);
+	if (type == OBJ_BAD) {
+		html_status(404, "Not found", 0);
+		return;
+	}
+
+	buf = read_sha1_file(sha1, &type, &size);
+	if (!buf) {
+		html_status(404, "Not found", 0);
+		return;
+	}
+	ctx.page.mimetype = "text/plain";
+	ctx.page.filename = fmt("%s", path);
+	ctx.page.size = size;
+	cgit_print_http_headers(&ctx);
+	html_raw(buf, size);
+	match = 1;
+}
+
+static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
+		     const char *pathname, unsigned mode, int stage,
+		     void *cbdata)
+{
+	fprintf(stderr, "[cgit] walk_tree.pathname=%s", pathname);
+
+	if (!pathname || strcmp(match_path, pathname))
+		return READ_TREE_RECURSIVE;
+
+	if (S_ISREG(mode))
+		print_object(sha1, pathname);
+
+	return 0;
+}
+
+void cgit_print_plain(struct cgit_context *ctx)
+{
+	const char *rev = ctx->qry.sha1;
+	unsigned char sha1[20];
+	struct commit *commit;
+	const char *paths[] = {ctx->qry.path, NULL};
+
+	if (!rev)
+		rev = ctx->qry.head;
+
+	curr_rev = xstrdup(rev);
+	if (get_sha1(rev, sha1)) {
+		html_status(404, "Not found", 0);
+		return;
+	}
+	commit = lookup_commit_reference(sha1);
+	if (!commit || parse_commit(commit)) {
+		html_status(404, "Not found", 0);
+		return;
+	}
+	match_path = ctx->qry.path;
+	fprintf(stderr, "[cgit] match_path=%s", match_path);
+	read_tree_recursive(commit->tree, NULL, 0, 0, paths, walk_tree, NULL);
+	if (!match)
+		html_status(404, "Not found", 0);
+}
diff --git a/ui-plain.h b/ui-plain.h
new file mode 100644
index 0000000..4373118
--- /dev/null
+++ b/ui-plain.h
@@ -0,0 +1,6 @@
+#ifndef UI_PLAIN_H
+#define UI_PLAIN_H
+
+extern void cgit_print_plain(struct cgit_context *ctx);
+
+#endif /* UI_PLAIN_H */
diff --git a/ui-shared.c b/ui-shared.c
index 37c60b2..4818e70 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -258,6 +258,12 @@ void cgit_tree_link(char *name, char *title, char *class, char *head,
 	reporevlink("tree", name, title, class, head, rev, path);
 }
 
+void cgit_plain_link(char *name, char *title, char *class, char *head,
+		     char *rev, char *path)
+{
+	reporevlink("plain", name, title, class, head, rev, path);
+}
+
 void cgit_log_link(char *name, char *title, char *class, char *head,
 		   char *rev, char *path, int ofs, char *grep, char *pattern)
 {
@@ -433,6 +439,8 @@ void cgit_print_http_headers(struct cgit_context *ctx)
 		      ctx->page.charset);
 	else if (ctx->page.mimetype)
 		htmlf("Content-Type: %s\n", ctx->page.mimetype);
+	if (ctx->page.size)
+		htmlf("Content-Length: %ld\n", ctx->page.size);
 	if (ctx->page.filename)
 		htmlf("Content-Disposition: inline; filename=\"%s\"\n",
 		      ctx->page.filename);
diff --git a/ui-shared.h b/ui-shared.h
index f4123d3..747f092 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -12,6 +12,8 @@ extern void cgit_index_link(char *name, char *title, char *class,
 			    char *pattern, int ofs);
 extern void cgit_tree_link(char *name, char *title, char *class, char *head,
 			   char *rev, char *path);
+extern void cgit_plain_link(char *name, char *title, char *class, char *head,
+			    char *rev, char *path);
 extern void cgit_log_link(char *name, char *title, char *class, char *head,
 			  char *rev, char *path, int ofs, char *grep,
 			  char *pattern);
diff --git a/ui-tree.c b/ui-tree.c
index 9a837e2..79332fc 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -35,10 +35,10 @@ static void print_object(const unsigned char *sha1, char *path)
 		return;
 	}
 
-	html(" blob: <a href='");
-	html_attr(cgit_pageurl(ctx.qry.repo, "blob",
-			       fmt("id=%s&path=%s", sha1_to_hex(sha1), path)));
-	htmlf("'>%s</a>",sha1_to_hex(sha1));
+	html(" (");
+	cgit_plain_link("plain", NULL, NULL, ctx.qry.head,
+		        curr_rev, path);
+	htmlf(")<br/>blob: %s", sha1_to_hex(sha1));
 
 	html("<table summary='blob content' class='blob'>\n");
 	idx = 0;