/* ui-refs.c: browse symbolic refs * * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com> * * Licensed under GNU General Public License v2 *   (see COPYING for full license text) */ #include "cgit.h"#include "ui-refs.h"#include "html.h"#include "ui-shared.h" static inline int cmp_age(int age1, int age2){	/* age1 and age2 are assumed to be non-negative */	return age2 - age1;} static int cmp_ref_name(const void *a, const void *b){	struct refinfo *r1 = *(struct refinfo **)a;	struct refinfo *r2 = *(struct refinfo **)b; 	return strcmp(r1->refname, r2->refname);} static int cmp_branch_age(const void *a, const void *b){	struct refinfo *r1 = *(struct refinfo **)a;	struct refinfo *r2 = *(struct refinfo **)b; 	return cmp_age(r1->commit->committer_date, r2->commit->committer_date);} static int get_ref_age(struct refinfo *ref){	if (!ref->object)		return 0;	switch (ref->object->type) {	case OBJ_TAG:		return ref->tag ? ref->tag->tagger_date : 0;	case OBJ_COMMIT:		return ref->commit ? ref->commit->committer_date : 0;	}	return 0;} static int cmp_tag_age(const void *a, const void *b){	struct refinfo *r1 = *(struct refinfo **)a;	struct refinfo *r2 = *(struct refinfo **)b; 	return cmp_age(get_ref_age(r1), get_ref_age(r2));} static int print_branch(struct refinfo *ref){	struct commitinfo *info = ref->commit;	char *name = (char *)ref->refname; 	if (!info)		return 1;	html("<tr><td>");	cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0, NULL, NULL,		      ctx.qry.showmsg, 0);	html("</td><td>"); 	if (ref->object->type == OBJ_COMMIT) {		cgit_commit_link(info->subject, NULL, NULL, name, NULL, NULL);		html("</td><td>");		cgit_open_filter(ctx.repo->email_filter, info->author_email, "refs");		html_txt(info->author);		cgit_close_filter(ctx.repo->email_filter);		html("</td><td colspan='2'>");		cgit_print_age(info->committer_date, info->committer_tz, -1);	} else {		html("</td><td></td><td>");		cgit_object_link(ref->object);	}	html("</td></tr>\n");	return 0;} static void print_tag_header(void){	html("<tr class='nohover'><th class='left'>Tag</th>"	     "<th class='left'>Download</th>"	     "<th class='left'>Author</th>"	     "<th class='left' colspan='2'>Age</th></tr>\n");} static int print_tag(struct refinfo *ref){	struct tag *tag = NULL;	struct taginfo *info = NULL;	char *name = (char *)ref->refname;	struct object *obj = ref->object; 	if (obj->type == OBJ_TAG) {		tag = (struct tag *)obj;		obj = tag->tagged;		info = ref->tag;		if (!info)			return 1;	} 	html("<tr><td>");	cgit_tag_link(name, NULL, NULL, name);	html("</td><td>");	if (ctx.repo->snapshots && (obj->type == OBJ_COMMIT))		cgit_print_snapshot_links(ctx.repo, name, "&nbsp;&nbsp;");	else		cgit_object_link(obj);	html("</td><td>");	if (info) {		if (info->tagger) {			cgit_open_filter(ctx.repo->email_filter, info->tagger_email, "refs");			html_txt(info->tagger);			cgit_close_filter(ctx.repo->email_filter);		}	} else if (ref->object->type == OBJ_COMMIT) {		cgit_open_filter(ctx.repo->email_filter, ref->commit->author_email, "refs");		html_txt(ref->commit->author);		cgit_close_filter(ctx.repo->email_filter);	}	html("</td><td colspan='2'>");	if (info) {		if (info->tagger_date > 0)			cgit_print_age(info->tagger_date, info->tagger_tz, -1);	} else if (ref->object->type == OBJ_COMMIT) {		cgit_print_age(ref->commit->commit->date, 0, -1);	}	html("</td></tr>\n"); 	return 0;} static void print_refs_link(const char *path){	html("<tr class='nohover'><td colspan='5'>");	cgit_refs_link("[...]", NULL, NULL, ctx.qry.head, NULL, path);	html("</td></tr>");} void cgit_print_branches(int maxcount){	struct reflist list;	int i; 	html("<tr class='nohover'><th class='left'>Branch</th>"	     "<th class='left'>Commit message</th>"	     "<th class='left'>Author</th>"	     "<th class='left' colspan='2'>Age</th></tr>\n"); 	list.refs = NULL;	list.alloc = list.count = 0;	for_each_branch_ref(cgit_refs_cb, &list);	if (ctx.repo->enable_remote_branches)		for_each_remote_ref(cgit_refs_cb, &list); 	if (maxcount == 0 || maxcount > list.count)		maxcount = list.count; 	qsort(list.refs, list.count, sizeof(*list.refs), cmp_branch_age);	if (ctx.repo->branch_sort == 0)		qsort(list.refs, maxcount, sizeof(*list.refs), cmp_ref_name); 	for (i = 0; i < maxcount; i++)		print_branch(list.refs[i]); 	if (maxcount < list.count)		print_refs_link("heads"); 	cgit_free_reflist_inner(&list);} void cgit_print_tags(int maxcount){	struct reflist list;	int i; 	list.refs = NULL;	list.alloc = list.count = 0;	for_each_tag_ref(cgit_refs_cb, &list);	if (list.count == 0)		return;	qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);	if (!maxcount)		maxcount = list.count;	else if (maxcount > list.count)		maxcount = list.count;	print_tag_header();	for (i = 0; i < maxcount; i++)		print_tag(list.refs[i]); 	if (maxcount < list.count)		print_refs_link("tags"); 	cgit_free_reflist_inner(&list);} void cgit_print_refs(void){	cgit_print_layout_start();	html("<table class='list nowrap'>"); 	if (ctx.qry.path && starts_with(ctx.qry.path, "heads"))		cgit_print_branches(0);	else if (ctx.qry.path && starts_with(ctx.qry.path, "tags"))		cgit_print_tags(0);	else {		cgit_print_branches(0);		html("<tr class='nohover'><td colspan='5'>&nbsp;</td></tr>");		cgit_print_tags(0);	}	html("</table>");	cgit_print_layout_end();}