Integrate diffstat with diff
This creates a generic diffstat function in ui-diff, which then is invoked from cgit_print_diff with the result that both commit and diff- view gets a diffstat. Signed-off-by: Lars Hjemli <hjemli@gmail.com>
This commit is contained in:
Lars Hjemli
parent
9ec5cd7944
commit
fe1230dece
146
ui-commit.c
146
ui-commit.c
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@ -11,131 +11,6 @@
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#include "ui-shared.h"
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#include "ui-diff.h"
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static int files, slots;
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static int total_adds, total_rems, max_changes;
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static int lines_added, lines_removed;
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static char *curr_rev;
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static struct fileinfo {
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char status;
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unsigned char old_sha1[20];
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unsigned char new_sha1[20];
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unsigned short old_mode;
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unsigned short new_mode;
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char *old_path;
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char *new_path;
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unsigned int added;
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unsigned int removed;
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} *items;
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void print_fileinfo(struct fileinfo *info)
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{
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char *class;
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switch (info->status) {
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case DIFF_STATUS_ADDED:
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class = "add";
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break;
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case DIFF_STATUS_COPIED:
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class = "cpy";
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break;
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case DIFF_STATUS_DELETED:
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class = "del";
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break;
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case DIFF_STATUS_MODIFIED:
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class = "upd";
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break;
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case DIFF_STATUS_RENAMED:
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class = "mov";
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break;
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case DIFF_STATUS_TYPE_CHANGED:
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class = "typ";
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break;
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case DIFF_STATUS_UNKNOWN:
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class = "unk";
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break;
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case DIFF_STATUS_UNMERGED:
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class = "stg";
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break;
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default:
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die("bug: unhandled diff status %c", info->status);
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}
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html("<tr>");
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htmlf("<td class='mode'>");
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if (is_null_sha1(info->new_sha1)) {
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cgit_print_filemode(info->old_mode);
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} else {
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cgit_print_filemode(info->new_mode);
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}
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if (info->old_mode != info->new_mode &&
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!is_null_sha1(info->old_sha1) &&
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!is_null_sha1(info->new_sha1)) {
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html("<span class='modechange'>[");
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cgit_print_filemode(info->old_mode);
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html("]</span>");
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}
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htmlf("</td><td class='%s'>", class);
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cgit_diff_link(info->new_path, NULL, NULL, ctx.qry.head, curr_rev,
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NULL, info->new_path);
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if (info->status == DIFF_STATUS_COPIED || info->status == DIFF_STATUS_RENAMED)
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htmlf(" (%s from %s)",
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info->status == DIFF_STATUS_COPIED ? "copied" : "renamed",
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info->old_path);
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html("</td><td class='right'>");
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htmlf("%d", info->added + info->removed);
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html("</td><td class='graph'>");
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htmlf("<table summary='file diffstat' width='%d%%'><tr>", (max_changes > 100 ? 100 : max_changes));
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htmlf("<td class='add' style='width: %.1f%%;'/>",
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info->added * 100.0 / max_changes);
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htmlf("<td class='rem' style='width: %.1f%%;'/>",
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info->removed * 100.0 / max_changes);
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htmlf("<td class='none' style='width: %.1f%%;'/>",
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(max_changes - info->removed - info->added) * 100.0 / max_changes);
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html("</tr></table></td></tr>\n");
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}
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void cgit_count_diff_lines(char *line, int len)
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{
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if (line && (len > 0)) {
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if (line[0] == '+')
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lines_added++;
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else if (line[0] == '-')
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lines_removed++;
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}
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}
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void inspect_filepair(struct diff_filepair *pair)
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{
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files++;
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lines_added = 0;
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lines_removed = 0;
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cgit_diff_files(pair->one->sha1, pair->two->sha1, cgit_count_diff_lines);
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if (files >= slots) {
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if (slots == 0)
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slots = 4;
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else
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slots = slots * 2;
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items = xrealloc(items, slots * sizeof(struct fileinfo));
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}
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items[files-1].status = pair->status;
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hashcpy(items[files-1].old_sha1, pair->one->sha1);
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hashcpy(items[files-1].new_sha1, pair->two->sha1);
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items[files-1].old_mode = pair->one->mode;
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items[files-1].new_mode = pair->two->mode;
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items[files-1].old_path = xstrdup(pair->one->path);
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items[files-1].new_path = xstrdup(pair->two->path);
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items[files-1].added = lines_added;
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items[files-1].removed = lines_removed;
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if (lines_added + lines_removed > max_changes)
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max_changes = lines_added + lines_removed;
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total_adds += lines_added;
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total_rems += lines_removed;
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}
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void cgit_print_commit(char *hex)
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{
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struct commit *commit, *parent;
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@ -143,11 +18,9 @@ void cgit_print_commit(char *hex)
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struct commit_list *p;
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unsigned char sha1[20];
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char *tmp;
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int i;
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if (!hex)
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hex = ctx.qry.head;
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curr_rev = hex;
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if (get_sha1(hex, sha1)) {
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cgit_print_error(fmt("Bad object id: %s", hex));
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@ -216,21 +89,10 @@ void cgit_print_commit(char *hex)
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html("<div class='commit-msg'>");
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html_txt(info->msg);
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html("</div>");
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if (!(commit->parents && commit->parents->next && commit->parents->next->next)) {
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html("<div class='diffstat-header'>Diffstat</div>");
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html("<table summary='diffstat' class='diffstat'>");
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max_changes = 0;
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cgit_diff_commit(commit, inspect_filepair);
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for(i = 0; i<files; i++)
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print_fileinfo(&items[i]);
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html("</table>");
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html("<div class='diffstat-summary'>");
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htmlf("%d files changed, %d insertions, %d deletions",
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files, total_adds, total_rems);
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html("</div>");
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cgit_print_diff(ctx.qry.sha1,
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sha1_to_hex(commit->parents->item->object.sha1),
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NULL);
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if (!(commit->parents && commit->parents->next &&
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commit->parents->next->next)) {
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tmp = sha1_to_hex(commit->parents->item->object.sha1);
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cgit_print_diff(ctx.qry.sha1, tmp, NULL);
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}
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cgit_free_commitinfo(info);
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}
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145
ui-diff.c
145
ui-diff.c
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@ -13,6 +13,149 @@
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unsigned char old_rev_sha1[20];
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unsigned char new_rev_sha1[20];
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static int files, slots;
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static int total_adds, total_rems, max_changes;
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static int lines_added, lines_removed;
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static char *curr_rev;
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static struct fileinfo {
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char status;
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unsigned char old_sha1[20];
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unsigned char new_sha1[20];
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unsigned short old_mode;
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unsigned short new_mode;
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char *old_path;
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char *new_path;
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unsigned int added;
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unsigned int removed;
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} *items;
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static void print_fileinfo(struct fileinfo *info)
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{
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char *class;
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switch (info->status) {
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case DIFF_STATUS_ADDED:
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class = "add";
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break;
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case DIFF_STATUS_COPIED:
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class = "cpy";
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break;
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case DIFF_STATUS_DELETED:
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class = "del";
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break;
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case DIFF_STATUS_MODIFIED:
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class = "upd";
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break;
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case DIFF_STATUS_RENAMED:
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class = "mov";
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break;
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case DIFF_STATUS_TYPE_CHANGED:
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class = "typ";
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break;
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case DIFF_STATUS_UNKNOWN:
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class = "unk";
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break;
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case DIFF_STATUS_UNMERGED:
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class = "stg";
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break;
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default:
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die("bug: unhandled diff status %c", info->status);
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}
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html("<tr>");
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htmlf("<td class='mode'>");
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if (is_null_sha1(info->new_sha1)) {
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cgit_print_filemode(info->old_mode);
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} else {
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cgit_print_filemode(info->new_mode);
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}
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if (info->old_mode != info->new_mode &&
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!is_null_sha1(info->old_sha1) &&
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!is_null_sha1(info->new_sha1)) {
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html("<span class='modechange'>[");
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cgit_print_filemode(info->old_mode);
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html("]</span>");
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}
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htmlf("</td><td class='%s'>", class);
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cgit_diff_link(info->new_path, NULL, NULL, ctx.qry.head, curr_rev,
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NULL, info->new_path);
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if (info->status == DIFF_STATUS_COPIED || info->status == DIFF_STATUS_RENAMED)
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htmlf(" (%s from %s)",
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info->status == DIFF_STATUS_COPIED ? "copied" : "renamed",
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info->old_path);
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html("</td><td class='right'>");
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htmlf("%d", info->added + info->removed);
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html("</td><td class='graph'>");
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htmlf("<table summary='file diffstat' width='%d%%'><tr>", (max_changes > 100 ? 100 : max_changes));
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htmlf("<td class='add' style='width: %.1f%%;'/>",
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info->added * 100.0 / max_changes);
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htmlf("<td class='rem' style='width: %.1f%%;'/>",
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info->removed * 100.0 / max_changes);
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htmlf("<td class='none' style='width: %.1f%%;'/>",
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(max_changes - info->removed - info->added) * 100.0 / max_changes);
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html("</tr></table></td></tr>\n");
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}
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static void count_diff_lines(char *line, int len)
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{
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if (line && (len > 0)) {
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if (line[0] == '+')
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lines_added++;
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else if (line[0] == '-')
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lines_removed++;
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}
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}
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static void inspect_filepair(struct diff_filepair *pair)
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{
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files++;
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lines_added = 0;
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lines_removed = 0;
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cgit_diff_files(pair->one->sha1, pair->two->sha1, count_diff_lines);
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if (files >= slots) {
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if (slots == 0)
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slots = 4;
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else
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slots = slots * 2;
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items = xrealloc(items, slots * sizeof(struct fileinfo));
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}
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items[files-1].status = pair->status;
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hashcpy(items[files-1].old_sha1, pair->one->sha1);
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hashcpy(items[files-1].new_sha1, pair->two->sha1);
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items[files-1].old_mode = pair->one->mode;
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items[files-1].new_mode = pair->two->mode;
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items[files-1].old_path = xstrdup(pair->one->path);
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items[files-1].new_path = xstrdup(pair->two->path);
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items[files-1].added = lines_added;
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items[files-1].removed = lines_removed;
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if (lines_added + lines_removed > max_changes)
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max_changes = lines_added + lines_removed;
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total_adds += lines_added;
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total_rems += lines_removed;
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}
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void cgit_print_diffstat(const unsigned char *old_sha1,
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const unsigned char *new_sha1)
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{
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int i;
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html("<div class='diffstat-header'>Diffstat</div>");
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html("<table summary='diffstat' class='diffstat'>");
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max_changes = 0;
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cgit_diff_tree(old_sha1, new_sha1, inspect_filepair, NULL);
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for(i = 0; i<files; i++)
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print_fileinfo(&items[i]);
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html("</table>");
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html("<div class='diffstat-summary'>");
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htmlf("%d files changed, %d insertions, %d deletions",
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files, total_adds, total_rems);
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html("</div>");
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}
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/*
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* print a single line returned from xdiff
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*/
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@ -142,6 +285,8 @@ void cgit_print_diff(const char *new_rev, const char *old_rev, const char *prefi
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if (!commit2 || parse_commit(commit2))
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cgit_print_error(fmt("Bad commit: %s", sha1_to_hex(old_rev_sha1)));
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}
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cgit_print_diffstat(old_rev_sha1, new_rev_sha1);
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html("<table summary='diff' class='diff'>");
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html("<tr><td>");
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cgit_diff_tree(old_rev_sha1, new_rev_sha1, filepair_cb, prefix);
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