summaryrefslogtreecommitdiffstats
path: root/libmenu/menu_filesel.c
blob: 4dd2d69e8b7914c0382203f04b5d2dd0eda4c832 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318

#include <stdlib.h>
#include <stdio.h>
#include <dirent.h>
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
#include <unistd.h>
#include <limits.h>


#include "../config.h"

#include "../m_struct.h"
#include "../m_option.h"

#include "img_format.h"
#include "mp_image.h"

#include "menu.h"
#include "menu_list.h"
#include "../input/input.h"
#include "../osdep/keycodes.h"

struct list_entry_s {
  struct list_entry p;
  int d;
};

struct menu_priv_s {
  menu_list_priv_t p;
  char* dir; // current dir
  /// Cfg fields
  char* path;
  char* title;
  char* file_action;
  char* dir_action;
  int auto_close;
};

static struct menu_priv_s cfg_dflt = {
  MENU_LIST_PRIV_DFLT,
  NULL,

  NULL,
  "Select a file: %p",
  "loadfile '%p'",
  NULL,
  0
};

#define ST_OFF(m) M_ST_OFF(struct menu_priv_s,m)

static m_option_t cfg_fields[] = {
  MENU_LIST_PRIV_FIELDS,
  { "path", ST_OFF(path),  CONF_TYPE_STRING, 0, 0, 0, NULL },
  { "title", ST_OFF(title),  CONF_TYPE_STRING, 0, 0, 0, NULL },
  { "file-action", ST_OFF(file_action),  CONF_TYPE_STRING, 0, 0, 0, NULL },
  { "dir-action", ST_OFF(dir_action),  CONF_TYPE_STRING, 0, 0, 0, NULL },
  { "auto-close", ST_OFF(auto_close), CONF_TYPE_FLAG, 0, 0, 1, NULL },
  { NULL, NULL, NULL, 0,0,0,NULL }
};

#define mpriv (menu->priv)

static void free_entry(list_entry_t* entry) {
  free(entry->p.txt);
  free(entry);
}

static char* replace_path(char* title , char* dir) {
  char *p = strstr(title,"%p");
  if(p) {
    int tl = strlen(title);
    int dl = strlen(dir);
    int t1l = p-title; 
    int l = tl - 2 + dl;
    char *r, *n, *d = dir;
    char term = *(p-1);

    do {
      if (*d == '\\' || *d == term)
        l++;
    } while (*d++);
    r = malloc(l + 1);
    n = r + t1l;
    memcpy(r,title,t1l);
    do {
      if (*dir == '\\' || *dir == term)
        *n++ = '\\';
    } while ((*n++ = *dir++));
    if(tl - t1l - 2 > 0)
      strcpy(n-1,p+2);
    return r;
  } else
    return title;
}

typedef int (*kill_warn)(const void*, const void*);

static int mylstat(char *dir, char *file,struct stat* st) {
  int l = strlen(dir) + strlen(file);
  char s[l+2];
  sprintf(s,"%s/%s",dir,file);
  return stat(s,st);
}

static int compare(char **a, char **b){
  if((*a)[strlen(*a) - 1] == '/') {
    if((*b)[strlen(*b) - 1] == '/')
      return strcmp(*b, *a) ;
    else
      return 1;
  } else {
    if((*b)[strlen(*b) - 1] == '/')
      return -1;
    else
      return strcmp(*b, *a);
  }
}

static int open_dir(menu_t* menu,char* args) {
  char **namelist, **tp;
  struct dirent *dp;
  struct stat st;
  int n;
  char* p = NULL;
  list_entry_t* e;
  DIR* dirp;

  menu_list_init(menu);

  if(mpriv->dir)
    free(mpriv->dir);
  mpriv->dir = strdup(args);
  if(mpriv->p.title && mpriv->p.title != mpriv->title && mpriv->p.title != cfg_dflt.p.title)
    free(mpriv->p.title);
  p = strstr(mpriv->title,"%p");

  mpriv->p.title = replace_path(mpriv->title,mpriv->dir);

  if ((dirp = opendir (mpriv->dir)) == NULL){
    printf("opendir error: %s", strerror(errno));
    return 0;
  }

  namelist = (char **) malloc(sizeof(char *));

  n=0;
  while ((dp = readdir(dirp)) != NULL) {
    if(dp->d_name[0] == '.' && strcmp(dp->d_name,"..") != 0)
      continue;
    if(n%20 == 0){ // Get some more mem
      if((tp = (char **) realloc(namelist, (n+20) * sizeof (char *)))
         == NULL) {
        printf("realloc error: %s", strerror(errno));
	n--;
        goto bailout;
      } 
      namelist=tp;
    }

    namelist[n] = (char *) malloc(strlen(dp->d_name) + 2);
    if(namelist[n] == NULL){
      printf("malloc error: %s", strerror(errno));
      n--;
      goto bailout;
    }
     
    strcpy(namelist[n], dp->d_name);
    mylstat(args,namelist[n],&st); 
    if(S_ISDIR(st.st_mode))
      strcat(namelist[n], "/");
    n++;
  }

bailout:
  qsort(namelist, n, sizeof(char *), (kill_warn)compare);

  if (n < 0) {
    printf("readdir error: %s\n",strerror(errno));
    return 0;
  }
  while(n--) {
    if((e = calloc(1,sizeof(list_entry_t))) != NULL){
    e->p.next = NULL;
    e->p.txt = strdup(namelist[n]);
    if(strchr(namelist[n], '/') != NULL)
      e->d = 1;
    menu_list_add_entry(menu,e);
    }else{
      printf("malloc error: %s", strerror(errno));
    }
    free(namelist[n]);
  }
  free(namelist);

  return 1;
}
    

static void read_cmd(menu_t* menu,int cmd) {
  mp_cmd_t* c = NULL;
  switch(cmd) {
  case MENU_CMD_OK: {
    // Directory
    if(mpriv->p.current->d) {
      if(mpriv->dir_action) {
	int fname_len = strlen(mpriv->dir) + strlen(mpriv->p.current->p.txt) + 1;
	char filename[fname_len];
	char* str;
	sprintf(filename,"%s%s",mpriv->dir,mpriv->p.current->p.txt);
	str = replace_path(mpriv->dir_action,filename);
	c = mp_input_parse_cmd(str);
	if(str != mpriv->dir_action)
	  free(str);
      } else { // Default action : open this dirctory ourself
	int l = strlen(mpriv->dir);
	char *slash =  NULL, *p = NULL;
	if(strcmp(mpriv->p.current->p.txt,"../") == 0) {
	  if(l <= 1) break;
	  mpriv->dir[l-1] = '\0';
	  slash = strrchr(mpriv->dir,'/');
	  if(!slash) break;
	  slash[1] = '\0';
	  p = strdup(mpriv->dir);
	} else {
	  p = malloc(l + strlen(mpriv->p.current->p.txt) + 1);
	  sprintf(p,"%s%s",mpriv->dir,mpriv->p.current->p.txt);
	}
	menu_list_uninit(menu,free_entry);
	if(!open_dir(menu,p)) {
	  printf("Can't open directory %s\n",p);
	  menu->cl = 1;
	}
	free(p);
      }
    } else { // Files
      int fname_len = strlen(mpriv->dir) + strlen(mpriv->p.current->p.txt) + 1;
      char filename[fname_len];
      char *str;
      sprintf(filename,"%s%s",mpriv->dir,mpriv->p.current->p.txt);
      str = replace_path(mpriv->file_action,filename);
      c = mp_input_parse_cmd(str);
      if(str != mpriv->file_action)
	free(str);
    }	  
    if(c) {
      mp_input_queue_cmd(c);
      if(mpriv->auto_close)
	menu->cl = 1;
    }
  } break;
  default:
    menu_list_read_cmd(menu,cmd);
  }
}

static void read_key(menu_t* menu,int c){
  if(c == KEY_BS) {
    mpriv->p.current = mpriv->p.menu; // Hack : we consider that the first entry is ../
    read_cmd(menu,MENU_CMD_OK);
  } else
    menu_list_read_key(menu,c,1);
}

static void clos(menu_t* menu) {
  menu_list_uninit(menu,free_entry);
  free(mpriv->dir);
}

static int open_fs(menu_t* menu, char* args) {
  char *path = mpriv->path;
  int r = 0;
  char wd[PATH_MAX+1];
  args = NULL; // Warning kill

  menu->draw = menu_list_draw;
  menu->read_cmd = read_cmd;
  menu->read_key = read_key;
  menu->close = clos;

  getcwd(wd,PATH_MAX);
  if(!path || path[0] == '\0') {
    int l = strlen(wd) + 2;
    char b[l];
    sprintf(b,"%s/",wd);
    r = open_dir(menu,b);
  } else if(path[0] != '/') {
    int al = strlen(path);
    int l = strlen(wd) + al + 3;
    char b[l];
    if(b[al-1] != '/')
      sprintf(b,"%s/%s/",wd,path);
    else
      sprintf(b,"%s/%s",wd,path);
    r = open_dir(menu,b);
  } else
    r = open_dir(menu,path);

  return r;
}
  
const menu_info_t menu_info_filesel = {
  "File seletor menu",
  "filesel",
  "Albeu",
  "",
  {
    "fs_cfg",
    sizeof(struct menu_priv_s),
    &cfg_dflt,
    cfg_fields
  },
  open_fs
};