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diff --git a/ui-diff.c b/ui-diff.c index 4fcf852..2a22009 100644 --- a/ ui-diff.c+++ b/ ui-diff.c |
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@@ -1,149 +1,150 @@ |
1 | /* ui-diff.c: show diff between two blobs |
1 | /* ui-diff.c: show diff between two blobs |
2 | * |
2 | * |
3 | * Copyright (C) 2006 Lars Hjemli |
3 | * Copyright (C) 2006 Lars Hjemli |
4 | * |
4 | * |
5 | * Licensed under GNU General Public License v2 |
5 | * Licensed under GNU General Public License v2 |
6 | * (see COPYING for full license text) |
6 | * (see COPYING for full license text) |
7 | */ |
7 | */ |
8 | |
8 | |
9 | #include "cgit.h" |
9 | #include "cgit.h" |
10 | |
10 | #include "html.h" |
| |
11 | #include "ui-shared.h" |
11 | |
12 | |
12 | unsigned char old_rev_sha1[20]; |
13 | unsigned char old_rev_sha1[20]; |
13 | unsigned char new_rev_sha1[20]; |
14 | unsigned char new_rev_sha1[20]; |
14 | |
15 | |
15 | /* |
16 | /* |
16 | * print a single line returned from xdiff |
17 | * print a single line returned from xdiff |
17 | */ |
18 | */ |
18 | static void print_line(char *line, int len) |
19 | static void print_line(char *line, int len) |
19 | { |
20 | { |
20 | char *class = "ctx"; |
21 | char *class = "ctx"; |
21 | char c = line[len-1]; |
22 | char c = line[len-1]; |
22 | |
23 | |
23 | if (line[0] == '+') |
24 | if (line[0] == '+') |
24 | class = "add"; |
25 | class = "add"; |
25 | else if (line[0] == '-') |
26 | else if (line[0] == '-') |
26 | class = "del"; |
27 | class = "del"; |
27 | else if (line[0] == '@') |
28 | else if (line[0] == '@') |
28 | class = "hunk"; |
29 | class = "hunk"; |
29 | |
30 | |
30 | htmlf("<div class='%s'>", class); |
31 | htmlf("<div class='%s'>", class); |
31 | line[len-1] = '\0'; |
32 | line[len-1] = '\0'; |
32 | html_txt(line); |
33 | html_txt(line); |
33 | html("</div>"); |
34 | html("</div>"); |
34 | line[len-1] = c; |
35 | line[len-1] = c; |
35 | } |
36 | } |
36 | |
37 | |
37 | static void header(unsigned char *sha1, char *path1, int mode1, |
38 | static void header(unsigned char *sha1, char *path1, int mode1, |
38 | unsigned char *sha2, char *path2, int mode2) |
39 | unsigned char *sha2, char *path2, int mode2) |
39 | { |
40 | { |
40 | char *abbrev1, *abbrev2; |
41 | char *abbrev1, *abbrev2; |
41 | int subproject; |
42 | int subproject; |
42 | |
43 | |
43 | subproject = (S_ISGITLINK(mode1) || S_ISGITLINK(mode2)); |
44 | subproject = (S_ISGITLINK(mode1) || S_ISGITLINK(mode2)); |
44 | html("<div class='head'>"); |
45 | html("<div class='head'>"); |
45 | html("diff --git a/"); |
46 | html("diff --git a/"); |
46 | html_txt(path1); |
47 | html_txt(path1); |
47 | html(" b/"); |
48 | html(" b/"); |
48 | html_txt(path2); |
49 | html_txt(path2); |
49 | |
50 | |
50 | if (is_null_sha1(sha1)) |
51 | if (is_null_sha1(sha1)) |
51 | path1 = "dev/null"; |
52 | path1 = "dev/null"; |
52 | if (is_null_sha1(sha2)) |
53 | if (is_null_sha1(sha2)) |
53 | path2 = "dev/null"; |
54 | path2 = "dev/null"; |
54 | |
55 | |
55 | if (mode1 == 0) |
56 | if (mode1 == 0) |
56 | htmlf("<br/>new file mode %.6o", mode2); |
57 | htmlf("<br/>new file mode %.6o", mode2); |
57 | |
58 | |
58 | if (mode2 == 0) |
59 | if (mode2 == 0) |
59 | htmlf("<br/>deleted file mode %.6o", mode1); |
60 | htmlf("<br/>deleted file mode %.6o", mode1); |
60 | |
61 | |
61 | if (!subproject) { |
62 | if (!subproject) { |
62 | abbrev1 = xstrdup(find_unique_abbrev(sha1, DEFAULT_ABBREV)); |
63 | abbrev1 = xstrdup(find_unique_abbrev(sha1, DEFAULT_ABBREV)); |
63 | abbrev2 = xstrdup(find_unique_abbrev(sha2, DEFAULT_ABBREV)); |
64 | abbrev2 = xstrdup(find_unique_abbrev(sha2, DEFAULT_ABBREV)); |
64 | htmlf("<br/>index %s..%s", abbrev1, abbrev2); |
65 | htmlf("<br/>index %s..%s", abbrev1, abbrev2); |
65 | free(abbrev1); |
66 | free(abbrev1); |
66 | free(abbrev2); |
67 | free(abbrev2); |
67 | if (mode1 != 0 && mode2 != 0) { |
68 | if (mode1 != 0 && mode2 != 0) { |
68 | htmlf(" %.6o", mode1); |
69 | htmlf(" %.6o", mode1); |
69 | if (mode2 != mode1) |
70 | if (mode2 != mode1) |
70 | htmlf("..%.6o", mode2); |
71 | htmlf("..%.6o", mode2); |
71 | } |
72 | } |
72 | html("<br/>--- a/"); |
73 | html("<br/>--- a/"); |
73 | if (mode1 != 0) |
74 | if (mode1 != 0) |
74 | cgit_tree_link(path1, NULL, NULL, cgit_query_head, |
75 | cgit_tree_link(path1, NULL, NULL, ctx.qry.head, |
75 | sha1_to_hex(old_rev_sha1), path1); |
76 | sha1_to_hex(old_rev_sha1), path1); |
76 | else |
77 | else |
77 | html_txt(path1); |
78 | html_txt(path1); |
78 | html("<br/>+++ b/"); |
79 | html("<br/>+++ b/"); |
79 | if (mode2 != 0) |
80 | if (mode2 != 0) |
80 | cgit_tree_link(path2, NULL, NULL, cgit_query_head, |
81 | cgit_tree_link(path2, NULL, NULL, ctx.qry.head, |
81 | sha1_to_hex(new_rev_sha1), path2); |
82 | sha1_to_hex(new_rev_sha1), path2); |
82 | else |
83 | else |
83 | html_txt(path2); |
84 | html_txt(path2); |
84 | } |
85 | } |
85 | html("</div>"); |
86 | html("</div>"); |
86 | } |
87 | } |
87 | |
88 | |
88 | static void filepair_cb(struct diff_filepair *pair) |
89 | static void filepair_cb(struct diff_filepair *pair) |
89 | { |
90 | { |
90 | header(pair->one->sha1, pair->one->path, pair->one->mode, |
91 | header(pair->one->sha1, pair->one->path, pair->one->mode, |
91 | pair->two->sha1, pair->two->path, pair->two->mode); |
92 | pair->two->sha1, pair->two->path, pair->two->mode); |
92 | if (S_ISGITLINK(pair->one->mode) || S_ISGITLINK(pair->two->mode)) { |
93 | if (S_ISGITLINK(pair->one->mode) || S_ISGITLINK(pair->two->mode)) { |
93 | if (S_ISGITLINK(pair->one->mode)) |
94 | if (S_ISGITLINK(pair->one->mode)) |
94 | print_line(fmt("-Subproject %s", sha1_to_hex(pair->one->sha1)), 52); |
95 | print_line(fmt("-Subproject %s", sha1_to_hex(pair->one->sha1)), 52); |
95 | if (S_ISGITLINK(pair->two->mode)) |
96 | if (S_ISGITLINK(pair->two->mode)) |
96 | print_line(fmt("+Subproject %s", sha1_to_hex(pair->two->sha1)), 52); |
97 | print_line(fmt("+Subproject %s", sha1_to_hex(pair->two->sha1)), 52); |
97 | return; |
98 | return; |
98 | } |
99 | } |
99 | if (cgit_diff_files(pair->one->sha1, pair->two->sha1, print_line)) |
100 | if (cgit_diff_files(pair->one->sha1, pair->two->sha1, print_line)) |
100 | cgit_print_error("Error running diff"); |
101 | cgit_print_error("Error running diff"); |
101 | } |
102 | } |
102 | |
103 | |
103 | void cgit_print_diff(const char *new_rev, const char *old_rev, const char *prefix) |
104 | void cgit_print_diff(const char *new_rev, const char *old_rev, const char *prefix) |
104 | { |
105 | { |
105 | enum object_type type; |
106 | enum object_type type; |
106 | unsigned long size; |
107 | unsigned long size; |
107 | struct commit *commit, *commit2; |
108 | struct commit *commit, *commit2; |
108 | |
109 | |
109 | if (!new_rev) |
110 | if (!new_rev) |
110 | new_rev = cgit_query_head; |
111 | new_rev = ctx.qry.head; |
111 | get_sha1(new_rev, new_rev_sha1); |
112 | get_sha1(new_rev, new_rev_sha1); |
112 | type = sha1_object_info(new_rev_sha1, &size); |
113 | type = sha1_object_info(new_rev_sha1, &size); |
113 | if (type == OBJ_BAD) { |
114 | if (type == OBJ_BAD) { |
114 | cgit_print_error(fmt("Bad object name: %s", new_rev)); |
115 | cgit_print_error(fmt("Bad object name: %s", new_rev)); |
115 | return; |
116 | return; |
116 | } |
117 | } |
117 | if (type != OBJ_COMMIT) { |
118 | if (type != OBJ_COMMIT) { |
118 | cgit_print_error(fmt("Unhandled object type: %s", |
119 | cgit_print_error(fmt("Unhandled object type: %s", |
119 | typename(type))); |
120 | typename(type))); |
120 | return; |
121 | return; |
121 | } |
122 | } |
122 | |
123 | |
123 | commit = lookup_commit_reference(new_rev_sha1); |
124 | commit = lookup_commit_reference(new_rev_sha1); |
124 | if (!commit || parse_commit(commit)) |
125 | if (!commit || parse_commit(commit)) |
125 | cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(new_rev_sha1))); |
126 | cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(new_rev_sha1))); |
126 | |
127 | |
127 | if (old_rev) |
128 | if (old_rev) |
128 | get_sha1(old_rev, old_rev_sha1); |
129 | get_sha1(old_rev, old_rev_sha1); |
129 | else if (commit->parents && commit->parents->item) |
130 | else if (commit->parents && commit->parents->item) |
130 | hashcpy(old_rev_sha1, commit->parents->item->object.sha1); |
131 | hashcpy(old_rev_sha1, commit->parents->item->object.sha1); |
131 | else |
132 | else |
132 | hashclr(old_rev_sha1); |
133 | hashclr(old_rev_sha1); |
133 | |
134 | |
134 | if (!is_null_sha1(old_rev_sha1)) { |
135 | if (!is_null_sha1(old_rev_sha1)) { |
135 | type = sha1_object_info(old_rev_sha1, &size); |
136 | type = sha1_object_info(old_rev_sha1, &size); |
136 | if (type == OBJ_BAD) { |
137 | if (type == OBJ_BAD) { |
137 | cgit_print_error(fmt("Bad object name: %s", sha1_to_hex(old_rev_sha1))); |
138 | cgit_print_error(fmt("Bad object name: %s", sha1_to_hex(old_rev_sha1))); |
138 | return; |
139 | return; |
139 | } |
140 | } |
140 | commit2 = lookup_commit_reference(old_rev_sha1); |
141 | commit2 = lookup_commit_reference(old_rev_sha1); |
141 | if (!commit2 || parse_commit(commit2)) |
142 | if (!commit2 || parse_commit(commit2)) |
142 | cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(old_rev_sha1))); |
143 | cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(old_rev_sha1))); |
143 | } |
144 | } |
144 | html("<table summary='diff' class='diff'>"); |
145 | html("<table summary='diff' class='diff'>"); |
145 | html("<tr><td>"); |
146 | html("<tr><td>"); |
146 | cgit_diff_tree(old_rev_sha1, new_rev_sha1, filepair_cb, prefix); |
147 | cgit_diff_tree(old_rev_sha1, new_rev_sha1, filepair_cb, prefix); |
147 | html("</td></tr>"); |
148 | html("</td></tr>"); |
148 | html("</table>"); |
149 | html("</table>"); |
149 | } |
150 | } |
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