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/*
*
* Copyright (c) 2001-2002, Biswapesh Chattopadhyay
*
* This source code is released for free distribution under the terms of the
* GNU General Public License.
*
*/
#include "general.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <dirent.h>
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_FNMATCH_H
# include <fnmatch.h>
#endif
#include <glib/gstdio.h>
#include "tm_work_object.h"
#include "tm_file_entry.h"
#define FILE_NEW(T) ((T) = g_slice_new0(TMFileEntry))
#define FILE_FREE(T) g_slice_free(TMFileEntry, (T))
void tm_file_entry_print(TMFileEntry *entry, gpointer __unused__ user_data
, guint level)
{
guint i;
g_return_if_fail(entry);
for (i=0; i < level; ++i)
fputc('\t', stderr);
fprintf(stderr, "%s\n", entry->name);
}
gint tm_file_entry_compare(TMFileEntry *e1, TMFileEntry *e2)
{
g_return_val_if_fail(e1 && e2 && e1->name && e2->name, 0);
#ifdef TM_DEBUG
g_message("Comparing %s and %s", e1->name, e2->name);
#endif
return strcmp(e1->name, e2->name);
}
/* TTimo - modified to handle symlinks */
static TMFileType tm_file_entry_type(const char *path)
{
struct stat s;
#ifndef G_OS_WIN32
if (0 != g_lstat(path, &s))
return tm_file_unknown_t;
#endif
if S_ISDIR(s.st_mode)
return tm_file_dir_t;
#ifndef G_OS_WIN32
else if (S_ISLNK(s.st_mode))
return tm_file_link_t;
#endif
else if S_ISREG(s.st_mode)
return tm_file_regular_t;
else
return tm_file_unknown_t;
}
static gboolean apply_filter(const char *name, GList *match, GList *unmatch
, gboolean ignore_hidden)
{
GList *tmp;
gboolean matched = (match == NULL);
g_return_val_if_fail(name, FALSE);
if (ignore_hidden && ('.' == name[0]))
return FALSE;
/* TTimo - ignore .svn directories */
if (!strcmp(name, ".svn"))
return FALSE;
for (tmp = match; tmp; tmp = g_list_next(tmp))
{
if (0 == fnmatch((char *) tmp->data, name, 0))
{
matched = TRUE;
break;
}
}
if (!matched)
return FALSE;
for (tmp = unmatch; tmp; tmp = g_list_next(tmp))
{
if (0 == fnmatch((char *) tmp->data, name, 0))
{
return FALSE;
}
}
return matched;
}
TMFileEntry *tm_file_entry_new(const char *path, TMFileEntry *parent
, gboolean recurse, GList *file_match, GList *file_unmatch
, GList *dir_match, GList *dir_unmatch, gboolean ignore_hidden_files
, gboolean ignore_hidden_dirs)
{
TMFileEntry *entry;
/* GList *tmp; */
char *real_path;
DIR *dir;
struct dirent *dir_entry;
TMFileEntry *new_entry;
char *file_name;
struct stat s;
char *entries = NULL;
g_return_val_if_fail (path != NULL, NULL);
/* TTimo - don't follow symlinks */
if (tm_file_entry_type(path) == tm_file_link_t)
return NULL;
real_path = tm_get_real_path(path);
if (!real_path)
return NULL;
FILE_NEW(entry);
entry->type = tm_file_entry_type(real_path);
entry->parent = parent;
entry->path = real_path;
entry->name = strrchr(entry->path, '/');
if (entry->name)
++ (entry->name);
else
entry->name = entry->path;
switch(entry->type)
{
case tm_file_unknown_t:
g_free(real_path);
FILE_FREE(entry);
return NULL;
case tm_file_link_t:
case tm_file_regular_t:
if (parent && !apply_filter(entry->name, file_match, file_unmatch
, ignore_hidden_files))
{
tm_file_entry_free(entry);
return NULL;
}
break;
case tm_file_dir_t:
if (parent && !(recurse && apply_filter(entry->name, dir_match
, dir_unmatch, ignore_hidden_dirs)))
{
tm_file_entry_free(entry);
return NULL;
}
file_name = g_strdup_printf("%s/CVS/Entries", entry->path);
if (0 == g_stat(file_name, &s))
{
if (S_ISREG(s.st_mode))
{
int fd;
entries = g_new(char, s.st_size + 2);
if (0 > (fd = open(file_name, O_RDONLY)))
{
g_free(entries);
entries = NULL;
}
else
{
off_t n =0;
off_t total_read = 1;
while (0 < (n = read(fd, entries + total_read, s.st_size - total_read)))
total_read += n;
entries[s.st_size] = '\0';
entries[0] = '\n';
close(fd);
entry->version = g_strdup("D");
}
}
}
g_free(file_name);
if (NULL != (dir = opendir(entry->path)))
{
while (NULL != (dir_entry = readdir(dir)))
{
if ((0 == strcmp(dir_entry->d_name, "."))
|| (0 == strcmp(dir_entry->d_name, "..")))
continue;
file_name = g_strdup_printf("%s/%s", entry->path, dir_entry->d_name);
new_entry = tm_file_entry_new(file_name, entry, recurse
, file_match, file_unmatch, dir_match, dir_unmatch
, ignore_hidden_files, ignore_hidden_dirs);
g_free(file_name);
if (new_entry)
{
if (entries)
{
char *str = g_strconcat("\n/", new_entry->name, "/", NULL);
char *name_pos = strstr(entries, str);
if (NULL != name_pos)
{
int len = strlen(str);
char *version_pos = strchr(name_pos + len, '/');
if (NULL != version_pos)
{
*version_pos = '\0';
new_entry->version = g_strdup(name_pos + len);
*version_pos = '/';
}
}
g_free(str);
}
entry->children = g_slist_prepend(entry->children, new_entry);
}
}
}
closedir(dir);
entry->children = g_slist_sort(entry->children, (GCompareFunc) tm_file_entry_compare);
g_free(entries);
break;
}
return entry;
}
void tm_file_entry_free(gpointer entry)
{
if (entry)
{
TMFileEntry *file_entry = TM_FILE_ENTRY(entry);
if (file_entry->children)
{
GSList *tmp;
for (tmp = file_entry->children; tmp; tmp = g_slist_next(tmp))
tm_file_entry_free(tmp->data);
g_slist_free(file_entry->children);
}
g_free(file_entry->version);
g_free(file_entry->path);
FILE_FREE(file_entry);
}
}
void tm_file_entry_foreach(TMFileEntry *entry, TMFileEntryFunc func
, gpointer user_data, guint level, gboolean reverse)
{
g_return_if_fail (entry != NULL);
g_return_if_fail (func != NULL);
if ((reverse) && (entry->children))
{
GSList *tmp;
for (tmp = entry->children; tmp; tmp = g_slist_next(tmp))
tm_file_entry_foreach(TM_FILE_ENTRY(tmp->data), func
, user_data, level + 1, TRUE);
}
func(entry, user_data, level);
if ((!reverse) && (entry->children))
{
GSList *tmp;
for (tmp = entry->children; tmp; tmp = g_slist_next(tmp))
tm_file_entry_foreach(TM_FILE_ENTRY(tmp->data), func
, user_data, level + 1, FALSE);
}
}
GList *tm_file_entry_list(TMFileEntry *entry, GList *files)
{
GSList *tmp;
files = g_list_prepend(files, g_strdup(entry->path));
for (tmp = entry->children; tmp; tmp = g_slist_next(tmp))
{
files = tm_file_entry_list((TMFileEntry *) tmp->data, files);
}
if (!files)
files = g_list_reverse(files);
return files;
}
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