mirror of https://github.com/mpv-player/mpv
512 lines
12 KiB
C
512 lines
12 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <dirent.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <unistd.h>
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#include <limits.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "help_mp.h"
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#include "m_struct.h"
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#include "m_option.h"
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#include "libmpcodecs/img_format.h"
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#include "libmpcodecs/mp_image.h"
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#include "menu.h"
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#include "menu_list.h"
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#include "input/input.h"
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#include "osdep/keycodes.h"
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#define MENU_KEEP_PATH "/tmp/mp_current_path"
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int menu_keepdir = 0;
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char *menu_chroot = NULL;
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extern char *filename;
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struct list_entry_s {
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struct list_entry p;
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int d;
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};
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struct menu_priv_s {
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menu_list_priv_t p;
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char* dir; // current dir
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/// Cfg fields
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char* path;
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char* title;
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char* file_action;
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char* dir_action;
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char** actions;
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char* filter;
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};
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static struct menu_priv_s cfg_dflt = {
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MENU_LIST_PRIV_DFLT,
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NULL,
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NULL,
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"Select a file: %p",
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"loadfile '%p'",
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NULL,
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NULL,
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NULL
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};
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#define ST_OFF(m) M_ST_OFF(struct menu_priv_s,m)
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static m_option_t cfg_fields[] = {
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MENU_LIST_PRIV_FIELDS,
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{ "path", ST_OFF(path), CONF_TYPE_STRING, 0, 0, 0, NULL },
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{ "title", ST_OFF(title), CONF_TYPE_STRING, 0, 0, 0, NULL },
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{ "file-action", ST_OFF(file_action), CONF_TYPE_STRING, 0, 0, 0, NULL },
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{ "dir-action", ST_OFF(dir_action), CONF_TYPE_STRING, 0, 0, 0, NULL },
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{ "actions", ST_OFF(actions), CONF_TYPE_STRING_LIST, 0, 0, 0, NULL},
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{ "filter", ST_OFF(filter), CONF_TYPE_STRING, 0, 0, 0, NULL},
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{ NULL, NULL, NULL, 0,0,0,NULL }
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};
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#define mpriv (menu->priv)
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static void free_entry(list_entry_t* entry) {
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free(entry->p.txt);
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free(entry);
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}
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static char* replace_path(char* title , char* dir , int escape) {
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char *p = strstr(title,"%p");
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if(p) {
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int tl = strlen(title);
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int dl = strlen(dir);
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int t1l = p-title;
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int l = tl - 2 + dl;
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char *r, *n, *d = dir;
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if (escape) {
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do {
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if (*d == '\\')
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l++;
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else if (*d == '\'') /* ' -> \'\\\'\' */
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l+=7;
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} while (*d++);
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}
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r = malloc(l + 1);
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n = r + t1l;
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memcpy(r,title,t1l);
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do {
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if (escape) {
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if (*dir == '\\')
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*n++ = '\\';
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else if (*dir == '\'') { /* ' -> \'\\\'\' */
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*n++ = '\\'; *n++ = '\'';
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*n++ = '\\'; *n++ = '\\';
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*n++ = '\\'; *n++ = '\'';
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*n++ = '\\';
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}
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}
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} while ((*n++ = *dir++));
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if(tl - t1l - 2 > 0)
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strcpy(n-1,p+2);
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return r;
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} else
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return title;
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}
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typedef int (*kill_warn)(const void*, const void*);
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static int mylstat(char *dir, char *file,struct stat* st) {
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int l = strlen(dir) + strlen(file);
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char s[l+2];
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if (!strcmp("..", file)) {
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char *slash;
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l -= 3;
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strcpy(s, dir);
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#if defined(__MINGW32__) || defined(__CYGWIN__)
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if (s[l] == '/' || s[l] == '\\')
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#else
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if (s[l] == '/')
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#endif
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s[l] = '\0';
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slash = strrchr(s, '/');
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#if defined(__MINGW32__) || defined(__CYGWIN__)
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if (!slash)
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slash = strrchr(s,'\\');
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#endif
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if (!slash)
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return stat(dir,st);
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slash[1] = '\0';
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return stat(s,st);
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}
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sprintf(s,"%s/%s",dir,file);
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return stat(s,st);
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}
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static int compare(char **a, char **b){
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if((*a)[strlen(*a) - 1] == '/') {
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if((*b)[strlen(*b) - 1] == '/')
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return strcmp(*b, *a) ;
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else
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return 1;
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} else {
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if((*b)[strlen(*b) - 1] == '/')
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return -1;
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else
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return strcmp(*b, *a);
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}
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}
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static char **get_extensions(menu_t *menu){
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char **extensions, ext[32];
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FILE *fp;
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int n = 1;
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if (!mpriv->filter)
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return NULL;
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fp = fopen(mpriv->filter, "r");
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if(!fp)
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return NULL;
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extensions = (char **) malloc(sizeof(*extensions));
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*extensions = NULL;
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while(fgets(ext,sizeof(ext),fp)) {
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char **l, *e;
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int s = strlen (ext);
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if(ext[s-1] == '\n') {
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ext[s-1] = '\0';
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s--;
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}
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e = (char *) malloc(s+1);
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extensions = (char **) realloc(extensions, ++n * sizeof(*extensions));
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extensions = (char **) realloc(extensions, ++n * sizeof(*extensions));
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strcpy (e, ext);
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for (l=extensions; *l; l++);
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*l++ = e;
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*l = NULL;
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}
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fclose (fp);
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return extensions;
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}
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static void free_extensions(char **extensions){
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if (extensions) {
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char **l = extensions;
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while (*l)
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free (*l++);
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free (extensions);
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}
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}
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static int open_dir(menu_t* menu,char* args) {
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char **namelist, **tp;
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struct dirent *dp;
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struct stat st;
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int n;
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int path_fp;
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char* p = NULL;
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list_entry_t* e;
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DIR* dirp;
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extern int file_filter;
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char **extensions, **elem, *ext;
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menu_list_init(menu);
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if(mpriv->dir)
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free(mpriv->dir);
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mpriv->dir = strdup(args);
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if(mpriv->p.title && mpriv->p.title != mpriv->title && mpriv->p.title != cfg_dflt.p.title)
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free(mpriv->p.title);
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p = strstr(mpriv->title,"%p");
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mpriv->p.title = replace_path(mpriv->title,mpriv->dir,0);
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if ((dirp = opendir (mpriv->dir)) == NULL){
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mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_LIBMENU_OpendirError, strerror(errno));
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return 0;
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}
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if (menu_keepdir) {
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path_fp = open (MENU_KEEP_PATH, O_CREAT | O_WRONLY | O_TRUNC, 0666);
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if (path_fp >= 0) {
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write (path_fp, mpriv->dir, strlen (mpriv->dir));
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close (path_fp);
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}
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}
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namelist = (char **) malloc(sizeof(char *));
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extensions = get_extensions(menu);
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n=0;
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while ((dp = readdir(dirp)) != NULL) {
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if(dp->d_name[0] == '.' && strcmp(dp->d_name,"..") != 0)
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continue;
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if (menu_chroot && !strcmp (dp->d_name,"..")) {
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size_t len = strlen (menu_chroot);
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if ((strlen (mpriv->dir) == len || strlen (mpriv->dir) == len + 1)
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&& !strncmp (mpriv->dir, menu_chroot, len))
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continue;
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}
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if (mylstat(args,dp->d_name,&st))
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continue;
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if (file_filter && extensions && !S_ISDIR(st.st_mode)) {
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if((ext = strrchr(dp->d_name,'.')) == NULL)
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continue;
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ext++;
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elem = extensions;
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do {
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if (!strcasecmp(ext, *elem))
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break;
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} while (*++elem);
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if (*elem == NULL)
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continue;
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}
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if(n%20 == 0){ // Get some more mem
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if((tp = (char **) realloc(namelist, (n+20) * sizeof (char *)))
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== NULL) {
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mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_LIBMENU_ReallocError, strerror(errno));
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n--;
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goto bailout;
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}
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namelist=tp;
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}
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namelist[n] = (char *) malloc(strlen(dp->d_name) + 2);
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if(namelist[n] == NULL){
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mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_LIBMENU_MallocError, strerror(errno));
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n--;
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goto bailout;
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}
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strcpy(namelist[n], dp->d_name);
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if(S_ISDIR(st.st_mode))
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strcat(namelist[n], "/");
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n++;
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}
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bailout:
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free_extensions (extensions);
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closedir(dirp);
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qsort(namelist, n, sizeof(char *), (kill_warn)compare);
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if (n < 0) {
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mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_LIBMENU_ReaddirError,strerror(errno));
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return 0;
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}
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while(n--) {
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if((e = calloc(1,sizeof(list_entry_t))) != NULL){
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e->p.next = NULL;
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e->p.txt = strdup(namelist[n]);
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if(strchr(namelist[n], '/') != NULL)
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e->d = 1;
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menu_list_add_entry(menu,e);
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}else{
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mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_LIBMENU_MallocError, strerror(errno));
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}
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free(namelist[n]);
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}
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free(namelist);
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return 1;
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}
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static char *action;
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static void read_cmd(menu_t* menu,int cmd) {
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switch(cmd) {
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case MENU_CMD_LEFT:
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mpriv->p.current = mpriv->p.menu; // Hack : we consider that the first entry is ../
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case MENU_CMD_RIGHT:
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case MENU_CMD_OK: {
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// Directory
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if(mpriv->p.current->d && !mpriv->dir_action) {
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// Default action : open this dirctory ourself
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int l = strlen(mpriv->dir);
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char *slash = NULL, *p = NULL;
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if(strcmp(mpriv->p.current->p.txt,"../") == 0) {
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if(l <= 1) break;
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mpriv->dir[l-1] = '\0';
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slash = strrchr(mpriv->dir,'/');
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#if defined(__MINGW32__) || defined(__CYGWIN__)
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if (!slash)
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slash = strrchr(mpriv->dir,'\\');
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#endif
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if(!slash) break;
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slash[1] = '\0';
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p = strdup(mpriv->dir);
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} else {
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p = malloc(l + strlen(mpriv->p.current->p.txt) + 1);
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sprintf(p,"%s%s",mpriv->dir,mpriv->p.current->p.txt);
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}
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menu_list_uninit(menu,free_entry);
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if(!open_dir(menu,p)) {
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mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_LIBMENU_CantOpenDirectory,p);
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menu->cl = 1;
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}
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free(p);
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} else { // File and directory dealt with action string.
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int fname_len = strlen(mpriv->dir) + strlen(mpriv->p.current->p.txt) + 1;
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char filename[fname_len];
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char *str;
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char *action = mpriv->p.current->d ? mpriv->dir_action:mpriv->file_action;
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sprintf(filename,"%s%s",mpriv->dir,mpriv->p.current->p.txt);
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str = replace_path(action, filename,1);
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mp_input_parse_and_queue_cmds(str);
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if (str != action)
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free(str);
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}
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} break;
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case MENU_CMD_ACTION: {
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int fname_len = strlen(mpriv->dir) + strlen(mpriv->p.current->p.txt) + 1;
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char filename[fname_len];
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char *str;
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sprintf(filename,"%s%s",mpriv->dir,mpriv->p.current->p.txt);
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str = replace_path(action, filename,1);
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mp_input_parse_and_queue_cmds(str);
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if(str != action)
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free(str);
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} break;
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default:
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menu_list_read_cmd(menu,cmd);
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}
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}
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static int read_key(menu_t* menu,int c){
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char **str;
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for (str=mpriv->actions; str && *str; str++)
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if (c == (*str)[0]) {
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action = &(*str)[2];
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read_cmd(menu,MENU_CMD_ACTION);
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return 1;
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}
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if (menu_dflt_read_key(menu, c))
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return 1;
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return menu_list_jump_to_key(menu, c);
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}
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static void clos(menu_t* menu) {
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menu_list_uninit(menu,free_entry);
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free(mpriv->dir);
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}
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static int open_fs(menu_t* menu, char* args) {
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char *path = mpriv->path;
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int r = 0;
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char wd[PATH_MAX+1], b[PATH_MAX+1];
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args = NULL; // Warning kill
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menu->draw = menu_list_draw;
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menu->read_cmd = read_cmd;
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menu->read_key = read_key;
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menu->close = clos;
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if (menu_keepdir) {
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if (!path || path[0] == '\0') {
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struct stat st;
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int path_fp;
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path_fp = open (MENU_KEEP_PATH, O_RDONLY);
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if (path_fp >= 0) {
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if (!fstat (path_fp, &st) && (st.st_size > 0)) {
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path = malloc(st.st_size+1);
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path[st.st_size] = '\0';
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if (!((read(path_fp, path, st.st_size) == st.st_size) && path[0] == '/'
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&& !stat(path, &st) && S_ISDIR(st.st_mode))) {
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free(path);
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path = NULL;
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}
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}
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close (path_fp);
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}
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}
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}
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getcwd(wd,PATH_MAX);
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if (!path || path[0] == '\0') {
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#if 0
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char *slash = NULL;
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if (filename && !strstr(filename, "://") && (path=realpath(filename, b))) {
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slash = strrchr(path, '/');
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#if defined(__MINGW32__) || defined(__CYGWIN__)
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// FIXME: Do we need and can convert all '\\' in path to '/' on win32?
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if (!slash)
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slash = strrchr(path, '\\');
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#endif
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}
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if (slash)
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slash[1] = '\0';
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else
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#endif
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path = wd;
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}
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if (path[0] != '/') {
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if(path[strlen(path)-1] != '/')
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snprintf(b,sizeof(b),"%s/%s/",wd,path);
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else
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snprintf(b,sizeof(b),"%s/%s",wd,path);
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path = b;
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} else if (path[strlen(path)-1]!='/') {
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sprintf(b,"%s/",path);
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path = b;
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}
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if (menu_chroot && menu_chroot[0] == '/') {
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int l = strlen(menu_chroot);
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if (l > 0 && menu_chroot[l-1] == '/')
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--l;
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if (strncmp(menu_chroot, path, l) || (path[l] != '\0' && path[l] != '/')) {
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if (menu_chroot[l] == '/')
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path = menu_chroot;
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else {
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sprintf(b,"%s/",menu_chroot);
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path = b;
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}
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}
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}
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r = open_dir(menu,path);
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return r;
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}
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const menu_info_t menu_info_filesel = {
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"File seletor menu",
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"filesel",
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"Albeu",
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"",
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{
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"fs_cfg",
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sizeof(struct menu_priv_s),
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&cfg_dflt,
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cfg_fields
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},
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open_fs
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};
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