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authorLars Hjemli <hjemli@gmail.com>2006-12-17 23:07:28 +0100
committerLars Hjemli <hjemli@gmail.com>2006-12-17 23:07:28 +0100
commit6cb326c83b3c0b35d472305294afee3105b3088d (patch)
treefcceeec36ae6f1b3b8e9f861064e2d6ba962a6e0
parent9c5229ea394808f90433ee84439503bee124e1de (diff)
Show list of modified files in ui-commit.c
Compare current commit with 1.parent, and for each affected file display
current filemode, old filemode if changed, current filename and source
filename if it was a copy/rename.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>
-rw-r--r--cgit.css51
-rw-r--r--cgit.h1
-rw-r--r--git.h106
-rw-r--r--html.c20
-rw-r--r--ui-commit.c111
5 files changed, 281 insertions, 8 deletions
diff --git a/cgit.css b/cgit.css
index 94372d6..ae304fa 100644
--- a/cgit.css
+++ b/cgit.css
@@ -3,7 +3,7 @@ body {
 	font-size: normal;
 	background: white;
 	padding: 0em;
-	margin: 0.5em;
+	margin: 0.5em 1em;
 }
 
 
@@ -50,16 +50,19 @@ img {
 
 
 div#header {
-	background-color: #ddd;
+	background-color: #eee;
 	padding: 0.25em 0.25em 0.25em 0.5em;
 	font-size: 150%;
 	font-weight: bold;
-	border: solid 1px #aaa;
+	border: solid 1px #ccc;
 	vertical-align: middle;
 }
 div#header img#logo {
 	float: right;
 }
+div#header a {
+	color: black;
+}
 
 div#content {
 	margin: 0.5em 0.5em;
@@ -97,8 +100,7 @@ table.log td {
 
 table.commit-info {
 	border-collapse: collapse;
-	margin-top: 1em;
-	
+	margin-top: 1.5em;
 }
 table.commit-info th {
 	text-align: left;
@@ -111,14 +113,47 @@ table.commit-info td {
 }
 div.commit-subject {
 	font-weight: bold;
-	font-size: 110%;
-	margin: 1em 0em 1em;
+	font-size: 125%;
+	margin: 1.5em 0em 0.5em 0em;
+	padding: 0em;
 }
 div.commit-msg {
 	white-space: pre;
-	font-family: courier;
+	font-family: monospace;
+}
+table.diffstat {
+	border-collapse: collapse;
+	margin-top: 1.5em;
+}
+table.diffstat th {
+	font-weight: normal;
+	text-align: left;
+	text-decoration: underline;
+	padding: 0.1em 1em 0.1em 0.1em;
 	font-size: 100%;
 }
+table.diffstat td {
+	padding: 0.1em 1em 0.1em 0.1em;
+	font-size: 100%;
+}
+table.diffstat td span.modechange {
+	padding-left: 1em;
+	color: red;
+}
+table.diffstat td.add a {
+	color: green;
+}
+table.diffstat td.del a {
+	color: red;
+}
+table.diffstat td.upd a {
+	color: blue;
+}
+table.diffstat td.summary {
+	/* border-top: solid 1px black; */
+	color: #888;
+	padding-top: 0.5em;
+}
 .sha1 {
 	font-family: courier;
 	font-size: 90%;
diff --git a/cgit.h b/cgit.h
index 02cc26a..37584d6 100644
--- a/cgit.h
+++ b/cgit.h
@@ -75,6 +75,7 @@ extern void html_txt(char *txt);
 extern void html_attr(char *txt);
 extern void html_link_open(char *url, char *title, char *class);
 extern void html_link_close(void);
+extern void html_filemode(unsigned short mode);
 
 extern int cgit_read_config(const char *filename, configfn fn);
 extern int cgit_parse_query(char *txt, configfn fn);
diff --git a/git.h b/git.h
index a3f977c..922a167 100644
--- a/git.h
+++ b/git.h
@@ -128,6 +128,8 @@ static inline ssize_t xwrite(int fd, const void *buf, size_t len)
 #define MINIMUM_ABBREV 4
 #define DEFAULT_ABBREV 7
 
+extern const unsigned char null_sha1[20];
+
 extern int sha1_object_info(const unsigned char *, char *, unsigned long *);
 
 extern void * read_sha1_file(const unsigned char *sha1, char *type, unsigned long *size);
@@ -136,6 +138,24 @@ extern int get_sha1(const char *str, unsigned char *sha1);
 extern int get_sha1_hex(const char *hex, unsigned char *sha1);
 extern char *sha1_to_hex(const unsigned char *sha1);	/* static buffer result! */
 
+static inline int is_null_sha1(const unsigned char *sha1)
+{
+	return !memcmp(sha1, null_sha1, 20);
+}
+static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2)
+{
+	return memcmp(sha1, sha2, 20);
+}
+static inline void hashcpy(unsigned char *sha_dst, const unsigned char *sha_src)
+{
+	memcpy(sha_dst, sha_src, 20);
+}
+static inline void hashclr(unsigned char *hash)
+{
+	memset(hash, 0, 20);
+}
+
+
 
 
 /*
@@ -257,6 +277,61 @@ typedef void* (*topo_sort_get_fn_t)(struct commit*);
 
 
 
+/*
+ * from git:diffcore.h
+ */
+
+struct diff_filespec {
+	unsigned char sha1[20];
+	char *path;
+	void *data;
+	void *cnt_data;
+	unsigned long size;
+	int xfrm_flags;		 /* for use by the xfrm */
+	unsigned short mode;	 /* file mode */
+	unsigned sha1_valid : 1; /* if true, use sha1 and trust mode;
+				  * if false, use the name and read from
+				  * the filesystem.
+				  */
+#define DIFF_FILE_VALID(spec) (((spec)->mode) != 0)
+	unsigned should_free : 1; /* data should be free()'ed */
+	unsigned should_munmap : 1; /* data should be munmap()'ed */
+};
+
+struct diff_filepair {
+	struct diff_filespec *one;
+	struct diff_filespec *two;
+	unsigned short int score;
+	char status; /* M C R N D U (see Documentation/diff-format.txt) */
+	unsigned source_stays : 1; /* all of R/C are copies */
+	unsigned broken_pair : 1;
+	unsigned renamed_pair : 1;
+};
+
+#define DIFF_PAIR_UNMERGED(p) \
+	(!DIFF_FILE_VALID((p)->one) && !DIFF_FILE_VALID((p)->two))
+
+#define DIFF_PAIR_RENAME(p) ((p)->renamed_pair)
+
+#define DIFF_PAIR_BROKEN(p) \
+	( (!DIFF_FILE_VALID((p)->one) != !DIFF_FILE_VALID((p)->two)) && \
+	  ((p)->broken_pair != 0) )
+
+#define DIFF_PAIR_TYPE_CHANGED(p) \
+	((S_IFMT & (p)->one->mode) != (S_IFMT & (p)->two->mode))
+
+#define DIFF_PAIR_MODE_CHANGED(p) ((p)->one->mode != (p)->two->mode)
+
+extern void diff_free_filepair(struct diff_filepair *);
+
+extern int diff_unmodified_pair(struct diff_filepair *);
+
+struct diff_queue_struct {
+	struct diff_filepair **queue;
+	int alloc;
+	int nr;
+};
+
 
 /*
  *  from git:diff.h
@@ -352,6 +427,32 @@ enum color_diff {
 };
 
 
+extern int diff_tree_sha1(const unsigned char *old, const unsigned char *new,
+			  const char *base, struct diff_options *opt);
+
+extern int diff_root_tree_sha1(const unsigned char *new, const char *base,
+			       struct diff_options *opt);
+
+extern int git_diff_ui_config(const char *var, const char *value);
+extern void diff_setup(struct diff_options *);
+extern int diff_opt_parse(struct diff_options *, const char **, int);
+extern int diff_setup_done(struct diff_options *);
+
+
+extern void diffcore_std(struct diff_options *);
+extern void diff_flush(struct diff_options*);
+
+
+/* diff-raw status letters */
+#define DIFF_STATUS_ADDED		'A'
+#define DIFF_STATUS_COPIED		'C'
+#define DIFF_STATUS_DELETED		'D'
+#define DIFF_STATUS_MODIFIED		'M'
+#define DIFF_STATUS_RENAMED		'R'
+#define DIFF_STATUS_TYPE_CHANGED	'T'
+#define DIFF_STATUS_UNKNOWN		'X'
+#define DIFF_STATUS_UNMERGED		'U'
+
 
 
 /*
@@ -458,5 +559,10 @@ extern struct commit *get_revision(struct rev_info *revs);
 
 
 
+/* from git:log-tree.h */
+
+int log_tree_commit(struct rev_info *, struct commit *);
+
+
 
 #endif /* GIT_H */
diff --git a/html.c b/html.c
index fab67bd..8a69659 100644
--- a/html.c
+++ b/html.c
@@ -108,3 +108,23 @@ void html_link_close(void)
 {
 	html("</a>");
 }
+
+void html_fileperm(unsigned short mode)
+{
+	htmlf("%c%c%c", (mode & 4 ? 'r' : '-'), 
+	      (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-'));
+}
+
+void html_filemode(unsigned short mode)
+{
+	if (S_ISDIR(mode))
+		html("d");
+	else if (S_ISLNK(mode))
+		html("l");
+	else
+		html("-");
+	html_fileperm(mode >> 6);
+	html_fileperm(mode >> 3);
+	html_fileperm(mode);
+}
+
diff --git a/ui-commit.c b/ui-commit.c
index 8916212..c5ee8e7 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -8,6 +8,111 @@
 
 #include "cgit.h"
 
+int files = 0;
+
+void print_filepair(struct diff_filepair *pair)
+{
+	char *query;
+	char *class;
+	
+	switch (pair->status) {
+	case DIFF_STATUS_ADDED:
+		class = "add";
+		break;
+	case DIFF_STATUS_COPIED:
+		class = "cpy";
+		break;
+	case DIFF_STATUS_DELETED:
+		class = "del";
+		break;
+	case DIFF_STATUS_MODIFIED:
+		class = "upd";
+		break;
+	case DIFF_STATUS_RENAMED:
+		class = "mov";
+		break;
+	case DIFF_STATUS_TYPE_CHANGED:
+		class = "typ";
+		break;
+	case DIFF_STATUS_UNKNOWN:
+		class = "unk";
+		break;
+	case DIFF_STATUS_UNMERGED:
+		class = "stg";
+		break;
+	default:
+		die("bug: unhandled diff status %c", pair->status);
+	}
+
+	html("<tr>");
+	htmlf("<td class='mode'>");
+	html_filemode(pair->two->mode);
+	if (pair->one->mode != pair->two->mode) {
+		html("<span class='modechange'>[");
+		html_filemode(pair->one->mode);
+		html("]</span>");
+	}
+	htmlf("</td><td class='%s'>", class);
+	query = fmt("id=%s", sha1_to_hex(pair->two->sha1));	
+	html_link_open(cgit_pageurl(cgit_query_repo, "view", query), 
+		       NULL, NULL);
+	if (pair->status == DIFF_STATUS_COPIED || 
+	    pair->status == DIFF_STATUS_RENAMED) {
+		html_txt(pair->two->path);
+		htmlf("</a> (%s from ", pair->status == DIFF_STATUS_COPIED ? 
+		      "copied" : "renamed");
+		query = fmt("id=%s", sha1_to_hex(pair->one->sha1));	
+		html_link_open(cgit_pageurl(cgit_query_repo, "view", query), 
+			       NULL, NULL);
+		html_txt(pair->one->path);
+		html("</a>)");
+	} else {
+		html_txt(pair->two->path);
+		html("</a>");
+	}
+	html("<td>");
+
+	//TODO: diffstat graph
+	
+	html("</td></tr>\n");
+	files++;	
+}
+
+void diff_format_cb(struct diff_queue_struct *q,
+		    struct diff_options *options, void *data)
+{
+	int i;
+
+	for (i = 0; i < q->nr; i++) {
+		if (q->queue[i]->status == 'U')
+			continue;
+		print_filepair(q->queue[i]);
+	}
+}
+
+void cgit_diffstat(struct commit *commit)
+{
+	struct diff_options opt;
+	int ret;
+
+	diff_setup(&opt);
+	opt.output_format = DIFF_FORMAT_CALLBACK;
+	opt.detect_rename = 1;
+	opt.recursive = 1;
+	opt.format_callback = diff_format_cb;
+	diff_setup_done(&opt);
+	
+	if (commit->parents)
+		ret = diff_tree_sha1(commit->parents->item->object.sha1,
+				     commit->object.sha1,
+				     "", &opt);
+	else
+		ret = diff_root_tree_sha1(commit->object.sha1, "", &opt);
+
+	diffcore_std(&opt);
+	diff_flush(&opt);
+}
+
 void cgit_print_commit(const char *hex)
 {
 	struct commit *commit;
@@ -62,5 +167,11 @@ void cgit_print_commit(const char *hex)
 	html("<div class='commit-msg'>");
 	html_txt(info->msg);
 	html("</div>");
+	html("<table class='diffstat'>");
+	html("<tr><th colspan='3'>Affected files</tr>\n");
+	cgit_diffstat(commit);
+	htmlf("<tr><td colspan='3' class='summary'>"
+	      "%d file%s changed</td></tr>\n", files, files > 1 ? "s" : "");
+	html("</table>");
 	cgit_free_commitinfo(info);
 }