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path: root/ui-commit.c
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/* 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("h=%s&id=%s", sha1_to_hex(commit->object.sha1),
		    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);
}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-01-15 18:40:48 +0000
span class="p">(class); html("'"); } html(" href='"); site_url(page, search, ofs); html("'>"); html_txt(name); html("</a>"); } void cgit_index_link(char *name, char *title, char *class, char *pattern, int ofs) { site_link(NULL, name, title, class, pattern, ofs); } static char *repolink(char *title, char *class, char *page, char *head, char *path) { char *delim = "?"; html("<a"); if (title) { html(" title='"); html_attr(title); html("'"); } if (class) { html(" class='"); html_attr(class); html("'"); } html(" href='"); if (ctx.cfg.virtual_root) { html_url_path(ctx.cfg.virtual_root); if (ctx.cfg.virtual_root[strlen(ctx.cfg.virtual_root) - 1] != '/') html("/"); html_url_path(ctx.repo->url); if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/') html("/"); if (page) { html_url_path(page); html("/"); if (path) html_url_path(path); } } else { html(ctx.cfg.script_name); html("?url="); html_url_arg(ctx.repo->url); if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/') html("/"); if (page) { html_url_arg(page); html("/"); if (path) html_url_arg(path); } delim = "&amp;"; } if (head && strcmp(head, ctx.repo->defbranch)) { html(delim); html("h="); html_url_arg(head); delim = "&amp;"; } return fmt("%s", delim); } static void reporevlink(char *page, char *name, char *title, char *class, char *head, char *rev, char *path) { char *delim; delim = repolink(title, class, page, head, path); if (rev && strcmp(rev, ctx.qry.head)) { html(delim); html("id="); html_url_arg(rev); } html("'>"); html_txt(name); html("</a>"); } void cgit_summary_link(char *name, char *title, char *class, char *head) { reporevlink(NULL, name, title, class, head, NULL, NULL); } void cgit_tag_link(char *name, char *title, char *class, char *head, char *rev) { reporevlink("tag", name, title, class, head, rev, NULL); } void cgit_tree_link(char *name, char *title, char *class, char *head, char *rev, char *path) { 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) { char *delim; delim = repolink(title, class, "log", head, path); if (rev && strcmp(rev, ctx.qry.head)) { html(delim); html("id="); html_url_arg(rev); delim = "&"; } if (grep && pattern) { html(delim); html("qt="); html_url_arg(grep); delim = "&"; html(delim); html("q="); html_url_arg(pattern); } if (ofs > 0) { html(delim); html("ofs="); htmlf("%d", ofs); } html("'>"); html_txt(name); html("</a>"); } void cgit_commit_link(char *name, char *title, char *class, char *head, char *rev) { if (strlen(name) > ctx.cfg.max_msg_len && ctx.cfg.max_msg_len >= 15) { name[ctx.cfg.max_msg_len] = '\0'; name[ctx.cfg.max_msg_len - 1] = '.'; name[ctx.cfg.max_msg_len - 2] = '.'; name[ctx.cfg.max_msg_len - 3] = '.'; } reporevlink("commit", name, title, class, head, rev, NULL); } void cgit_refs_link(char *name, char *title, char *class, char *head, char *rev, char *path) { reporevlink("refs", name, title, class, head, rev, path); } void cgit_snapshot_link(char *name, char *title, char *class, char *head, char *rev, char *archivename) { reporevlink("snapshot", name, title, class, head, rev, archivename); } void cgit_diff_link(char *name, char *title, char *class, char *head, char *new_rev, char *old_rev, char *path) { char *delim; delim = repolink(title, class, "diff", head, path); if (new_rev && strcmp(new_rev, ctx.qry.head)) { html(delim); html("id="); html_url_arg(new_rev); delim = "&amp;"; } if (old_rev) { html(delim); html("id2="); html_url_arg(old_rev); } html("'>"); html_txt(name); html("</a>"); } void cgit_patch_link(char *name, char *title, char *class, char *head, char *rev) { reporevlink("patch", name, title, class, head, rev, NULL); } void cgit_object_link(struct object *obj) { char *page, *rev, *name; if (obj->type == OBJ_COMMIT) { cgit_commit_link(fmt("commit %s", sha1_to_hex(obj->sha1)), NULL, NULL, ctx.qry.head, sha1_to_hex(obj->sha1)); return; } else if (obj->type == OBJ_TREE) page = "tree"; else if (obj->type == OBJ_TAG) page = "tag"; else page = "blob"; rev = sha1_to_hex(obj->sha1); name = fmt("%s %s", typename(obj->type), rev); reporevlink(page, name, NULL, NULL, ctx.qry.head, rev, NULL); } void cgit_print_date(time_t secs, char *format, int local_time) { char buf[64]; struct tm *time; if (!secs) return; if(local_time) time = localtime(&secs); else time = gmtime(&secs); strftime(buf, sizeof(buf)-1, format, time); html_txt(buf); } void cgit_print_age(time_t t, time_t max_relative, char *format) { time_t now, secs; if (!t) return; time(&now); secs = now - t; if (secs > max_relative && max_relative >= 0) { cgit_print_date(t, format, ctx.cfg.local_time); return; } if (secs < TM_HOUR * 2) { htmlf("<span class='age-mins'>%.0f min.</span>", secs * 1.0 / TM_MIN); return; } if (secs < TM_DAY * 2) { htmlf("<span class='age-hours'>%.0f hours</span>", secs * 1.0 / TM_HOUR); return; } if (secs < TM_WEEK * 2) { htmlf("<span class='age-days'>%.0f days</span>", secs * 1.0 / TM_DAY); return; } if (secs < TM_MONTH * 2) { htmlf("<span class='age-weeks'>%.0f weeks</span>", secs * 1.0 / TM_WEEK); return; } if (secs < TM_YEAR * 2) { htmlf("<span class='age-months'>%.0f months</span>", secs * 1.0 / TM_MONTH); return; } htmlf("<span class='age-years'>%.0f years</span>", secs * 1.0 / TM_YEAR); } void cgit_print_http_headers(struct cgit_context *ctx) { if (ctx->page.mimetype && ctx->page.charset) htmlf("Content-Type: %s; charset=%s\n", ctx->page.mimetype, 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); htmlf("Last-Modified: %s\n", http_date(ctx->page.modified)); htmlf("Expires: %s\n", http_date(ctx->page.expires)); html("\n"); } void cgit_print_docstart(struct cgit_context *ctx) { char *host = cgit_hosturl(); html(cgit_doctype); html("<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>\n"); html("<head>\n"); html("<title>"); html_txt(ctx->page.title); html("</title>\n"); htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version); if (ctx->cfg.robots && *ctx->cfg.robots) htmlf("<meta name='robots' content='%s'/>\n", ctx->cfg.robots); html("<link rel='stylesheet' type='text/css' href='"); html_attr(ctx->cfg.css); html("'/>\n"); if (ctx->cfg.favicon) { html("<link rel='shortcut icon' href='"); html_attr(ctx->cfg.favicon); html("'/>\n"); } if (host && ctx->repo) { html("<link rel='alternate' title='Atom feed' href='http://"); html_attr(cgit_hosturl()); html_attr(cgit_fileurl(ctx->repo->url, "atom", ctx->qry.path, fmt("h=%s", ctx->qry.head))); html("' type='application/atom+xml'/>"); } html("</head>\n"); html("<body>\n"); } void cgit_print_docend() { html("</div>"); if (ctx.cfg.footer) html_include(ctx.cfg.footer); else { htmlf("<div class='footer'>generated by cgit %s at ", cgit_version); cgit_print_date(time(NULL), FMT_LONGDATE, ctx.cfg.local_time); html("</div>\n"); } html("</body>\n</html>\n"); } int print_branch_option(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { char *name = (char *)refname; html_option(name, name, ctx.qry.head); return 0; } int print_archive_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { struct tag *tag; struct taginfo *info; struct object *obj; char buf[256], *url; unsigned char fileid[20]; int *header = (int *)cb_data; if (prefixcmp(refname, "refs/archives")) return 0; strncpy(buf, refname+14, sizeof(buf)); obj = parse_object(sha1); if (!obj) return 1; if (obj->type == OBJ_TAG) { tag = lookup_tag(sha1); if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag))) return 0; hashcpy(fileid, tag->tagged->sha1); } else if (obj->type != OBJ_BLOB) { return 0; } else { hashcpy(fileid, sha1); } if (!*header) { html("<h1>download</h1>\n"); *header = 1; } url = cgit_pageurl(ctx.qry.repo, "blob", fmt("id=%s&amp;path=%s", sha1_to_hex(fileid), buf)); html_link_open(url, NULL, "menu"); html_txt(strlpart(buf, 20)); html_link_close(); return 0; } void add_hidden_formfields(int incl_head, int incl_search, char *page) { char *url; if (!ctx.cfg.virtual_root) { url = fmt("%s/%s", ctx.qry.repo, page); if (ctx.qry.path) url = fmt("%s/%s", url, ctx.qry.path); html_hidden("url", url); } if (incl_head && ctx.qry.head && ctx.repo->defbranch && strcmp(ctx.qry.head, ctx.repo->defbranch)) html_hidden("h", ctx.qry.head); if (ctx.qry.sha1) html_hidden("id", ctx.qry.sha1); if (ctx.qry.sha2) html_hidden("id2", ctx.qry.sha2); if (incl_search) { if (ctx.qry.grep) html_hidden("qt", ctx.qry.grep); if (ctx.qry.search) html_hidden("q", ctx.qry.search); } } char *hc(struct cgit_cmd *cmd, const char *page) { return (strcmp(cmd->name, page) ? NULL : "active"); } void cgit_print_pageheader(struct cgit_context *ctx) { struct cgit_cmd *cmd = cgit_get_cmd(ctx); html("<table id='header'>\n"); html("<tr>\n"); html("<td class='logo' rowspan='2'><a href='"); if (ctx->cfg.logo_link) html_attr(ctx->cfg.logo_link); else html_attr(cgit_rooturl()); html("'><img src='"); html_attr(ctx->cfg.logo); html("' alt='cgit logo'/></a></td>\n"); html("<td class='main'>"); if (ctx->repo) { cgit_index_link("index", NULL, NULL, NULL, 0); html(" : "); cgit_summary_link(ctx->repo->name, ctx->repo->name, NULL, NULL); html("</td><td class='form'>"); html("<form method='get' action=''>\n"); add_hidden_formfields(0, 1, ctx->qry.page); html("<select name='h' onchange='this.form.submit();'>\n"); for_each_branch_ref(print_branch_option, ctx->qry.head); html("</select> "); html("<input type='submit' name='' value='switch'/>"); html("</form>"); } else html_txt(ctx->cfg.root_title); html("</td></tr>\n"); html("<tr><td class='sub'>"); if (ctx->repo) { html_txt(ctx->repo->desc); html("</td><td class='sub right'>"); html_txt(ctx->repo->owner); } else { if (ctx->cfg.root_desc) html_txt(ctx->cfg.root_desc); else if (ctx->cfg.index_info) html_include(ctx->cfg.index_info); } html("</td></tr></table>\n"); html("<table class='tabs'><tr><td>\n"); if (ctx->repo) { cgit_summary_link("summary", NULL, NULL, ctx->qry.head); cgit_refs_link("refs", NULL, hc(cmd, "refs"), ctx->qry.head, ctx->qry.sha1, NULL); cgit_log_link("log", NULL, hc(cmd, "log"), ctx->qry.head, NULL, NULL, 0, NULL, NULL); cgit_tree_link("tree", NULL, hc(cmd, "tree"), ctx->qry.head, ctx->qry.sha1, NULL); cgit_commit_link("commit", NULL, hc(cmd, "commit"), ctx->qry.head, ctx->qry.sha1); cgit_diff_link("diff", NULL, hc(cmd, "diff"), ctx->qry.head, ctx->qry.sha1, ctx->qry.sha2, NULL); if (ctx->repo->readme) reporevlink("about", "about", NULL, hc(cmd, "about"), ctx->qry.head, NULL, NULL); html("</td><td class='form'>"); html("<form class='right' method='get' action='"); if (ctx->cfg.virtual_root) html_url_path(cgit_fileurl(ctx->qry.repo, "log", ctx->qry.path, NULL)); html("'>\n"); add_hidden_formfields(1, 0, "log"); html("<select name='qt'>\n"); html_option("grep", "log msg", ctx->qry.grep); html_option("author", "author", ctx->qry.grep); html_option("committer", "committer", ctx->qry.grep); html("</select>\n"); html("<input class='txt' type='text' size='10' name='q' value='"); html_attr(ctx->qry.search); html("'/>\n"); html("<input type='submit' value='search'/>\n"); html("</form>\n"); } else { site_link(NULL, "index", NULL, hc(cmd, "repolist"), NULL, 0); if (ctx->cfg.root_readme) site_link("about", "about", NULL, hc(cmd, "about"), NULL, 0); html("</td><td class='form'>"); html("<form method='get' action='"); html_attr(cgit_rooturl()); html("'>\n"); html("<input type='text' name='q' size='10' value='"); html_attr(ctx->qry.search); html("'/>\n"); html("<input type='submit' value='search'/>\n"); html("</form>"); } html("</td></tr></table>\n"); html("<div class='content'>"); } void cgit_print_filemode(unsigned short mode) { if (S_ISDIR(mode)) html("d"); else if (S_ISLNK(mode)) html("l"); else if (S_ISGITLINK(mode)) html("m"); else html("-"); html_fileperm(mode >> 6); html_fileperm(mode >> 3); html_fileperm(mode); } void cgit_print_snapshot_links(const char *repo, const char *head, const char *hex, int snapshots) { const struct cgit_snapshot_format* f; char *filename; for (f = cgit_snapshot_formats; f->suffix; f++) { if (!(snapshots & f->bit)) continue; filename = fmt("%s-%s%s", cgit_repobasename(repo), hex, f->suffix); cgit_snapshot_link(filename, NULL, NULL, (char *)head, (char *)hex, filename); html("<br/>"); } }
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-01-15 18:40:48 +0000