/* ui-commit.c: generate commit view * * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 *   (see COPYING for full license text) */ #include "cgit.h" int files = 0, slots = 0;int total_adds = 0, total_rems = 0, max_changes = 0;int lines_added, lines_removed; struct fileinfo {	char status;	unsigned char old_sha1[20];	unsigned char new_sha1[20];	unsigned short old_mode;	unsigned short new_mode;	char *old_path;	char *new_path;	unsigned int added;	unsigned int removed;} *items;  void print_fileinfo(struct fileinfo *info){	char *query, *query2;	char *class;	double width; 	switch (info->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", info->status);	} 	html("<tr>");	htmlf("<td class='mode'>");	if (is_null_sha1(info->new_sha1)) {		html_filemode(info->old_mode);	} else {		html_filemode(info->new_mode);	} 	if (info->old_mode != info->new_mode &&	    !is_null_sha1(info->old_sha1) &&	    !is_null_sha1(info->new_sha1)) {		html("<span class='modechange'>[");		html_filemode(info->old_mode);		html("]</span>");	}	htmlf("</td><td class='%s'>", class);	query = fmt("id=%s&id2=%s&path=%s", sha1_to_hex(info->old_sha1),		    sha1_to_hex(info->new_sha1), info->new_path);	html_link_open(cgit_pageurl(cgit_query_repo, "diff", query),		       NULL, NULL);	if (info->status == DIFF_STATUS_COPIED ||	    info->status == DIFF_STATUS_RENAMED) {		html_txt(info->new_path);		htmlf("</a> (%s from ", info->status == DIFF_STATUS_COPIED ?		      "copied" : "renamed");		query2 = fmt("id=%s", sha1_to_hex(info->old_sha1));		html_link_open(cgit_pageurl(cgit_query_repo, "view", query2),			       NULL, NULL);		html_txt(info->old_path);		html("</a>)");	} else {		html_txt(info->new_path);		html("</a>");	}	html("</td><td class='right'>");	htmlf("%d", info->added + info->removed); 	html("</td><td class='graph'>");	width = (info->added + info->removed) * 100.0 / max_changes;	if (width < 0.1)		width = 0.1;	html_link_open(cgit_pageurl(cgit_query_repo, "diff", query),		       NULL, NULL);	htmlf("<img src='/cgit/add.png' style='width: %.1f%%;'/>",	      info->added * width / (info->added + info->removed));	htmlf("<img src='/cgit/del.png' style='width: %.1f%%;'/>",	      info->removed * width / (info->added + info->removed));	html("</a></td></tr>\n");} void cgit_count_diff_lines(char *line, int len){	if (line && (len > 0)) {		if (line[0] == '+')			lines_added++;		else if (line[0] == '-')			lines_removed++;	}} void inspect_filepair(struct diff_filepair *pair){	files++;	lines_added = 0;	lines_removed = 0;	cgit_diff_files(pair->one->sha1, pair->two->sha1, cgit_count_diff_lines);	if (files >= slots) {		if (slots == 0)			slots = 4;		else			slots = slots * 2;		items = xrealloc(items, slots * sizeof(struct fileinfo));	}	items[files-1].status = pair->status;	hashcpy(items[files-1].old_sha1, pair->one->sha1);	hashcpy(items[files-1].new_sha1, pair->two->sha1);	items[files-1].old_mode = pair->one->mode;	items[files-1].new_mode = pair->two->mode;	items[files-1].old_path = xstrdup(pair->one->path);	items[files-1].new_path = xstrdup(pair->two->path);	items[files-1].added = lines_added;	items[files-1].removed = lines_removed;	if (lines_added + lines_removed > max_changes)		max_changes = lines_added + lines_removed;	total_adds += lines_added;	total_rems += lines_removed;}  void cgit_print_commit(const char *hex){	struct commit *commit, *parent;	struct commitinfo *info;	struct commit_list *p;	unsigned char sha1[20];	char *query;	char *filename;	int i; 	if (get_sha1(hex, sha1)) {		cgit_print_error(fmt("Bad object id: %s", hex));		return;	}	commit = lookup_commit_reference(sha1);	if (!commit) {		cgit_print_error(fmt("Bad commit reference: %s", hex));		return;	}	info = cgit_parse_commit(commit); 	html("<table class='commit-info'>\n");	html("<tr><th>author</th><td>");	html_txt(info->author);	html(" ");	html_txt(info->author_email);	html("</td><td class='right'>");	cgit_print_date(info->author_date);	html("</td></tr>\n");	html("<tr><th>committer</th><td>");	html_txt(info->committer);	html(" ");	html_txt(info->committer_email);	html("</td><td class='right'>");	cgit_print_date(info->committer_date);	html("</td></tr>\n");	html("<tr><th>tree</th><td colspan='2' class='sha1'><a href='");	query = fmt("id=%s", sha1_to_hex(commit->tree->object.sha1));	html_attr(cgit_pageurl(cgit_query_repo, "tree", query));	htmlf("'>%s</a></td></tr>\n", sha1_to_hex(commit->tree->object.sha1));      	for (p = commit->parents; p ; p = p->next) {		parent = lookup_commit_reference(p->item->object.sha1);		if (!parent) {			html("<tr><td colspan='3'>");			cgit_print_error("Error reading parent commit");			html("</td></tr>");			continue;		}		html("<tr><th>parent</th>"		     "<td colspan='2' class='sha1'>"		     "<a href='");		query = fmt("id=%s", sha1_to_hex(p->item->object.sha1));		html_attr(cgit_pageurl(cgit_query_repo, "commit", query));		htmlf("'>%s</a> (<a href='",		      sha1_to_hex(p->item->object.sha1));		query = fmt("id=%s&id2=%s", sha1_to_hex(parent->tree->object.sha1),			    sha1_to_hex(commit->tree->object.sha1));		html_attr(cgit_pageurl(cgit_query_repo, "diff", query));		html("'>diff</a>)</td></tr>");	}	if (cgit_repo->snapshots) {		htmlf("<tr><th>download</th><td colspan='2' class='sha1'><a href='");		filename = fmt("%s-%s.zip", cgit_query_repo, hex);		html_attr(cgit_pageurl(cgit_query_repo, "snapshot",				       fmt("id=%s&name=%s", hex, filename)));		htmlf("'>%s</a></td></tr>", filename);	}	html("</table>\n");	html("<div class='commit-subject'>");	html_txt(info->subject);	html("</div>");	html("<div class='commit-msg'>");	html_txt(info->msg);	html("</div>");	if (!(commit->parents && commit->parents->next && commit->parents->next->next)) {		html("<table class='diffstat'>");		max_changes = 0;		cgit_diff_commit(commit, inspect_filepair);		for(i = 0; i<files; i++)			print_fileinfo(&items[i]);		html("</table>");		html("<div class='diffstat-summary'>");		htmlf("%d files changed, %d insertions, %d deletions\n",		      files, total_adds, total_rems);		html("</div>");	}	cgit_free_commitinfo(info);}