diff options
Diffstat (limited to 'src/filemanager/panelize.c')
| -rw-r--r-- | src/filemanager/panelize.c | 573 |
1 files changed, 573 insertions, 0 deletions
diff --git a/src/filemanager/panelize.c b/src/filemanager/panelize.c new file mode 100644 index 0000000..e90076c --- /dev/null +++ b/src/filemanager/panelize.c @@ -0,0 +1,573 @@ +/* + External panelize + + Copyright (C) 1995-2023 + Free Software Foundation, Inc. + + Written by: + Janne Kukonlehto, 1995 + Jakub Jelinek, 1995 + Andrew Borodin <aborodin@vmail.ru> 2011-2023 + + This file is part of the Midnight Commander. + + The Midnight Commander is free software: you can redistribute it + and/or modify it under the terms of the GNU General Public License as + published by the Free Software Foundation, either version 3 of the License, + or (at your option) any later version. + + The Midnight Commander is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/** \file panelize.c + * \brief Source: External panelization module + */ + +#include <config.h> + +#include "lib/global.h" + +#include "lib/skin.h" +#include "lib/tty/tty.h" +#include "lib/vfs/vfs.h" +#include "lib/mcconfig.h" /* Load/save directories panelize */ +#include "lib/strutil.h" +#include "lib/widget.h" +#include "lib/util.h" /* mc_pipe_t */ + +#include "src/history.h" + +#include "filemanager.h" /* current_panel */ +#include "layout.h" /* rotate_dash() */ +#include "panel.h" /* WPanel, dir.h */ + +#include "panelize.h" + +/*** global variables ****************************************************************************/ + +/*** file scope macro definitions ****************************************************************/ + +#define UX 3 +#define UY 2 + +#define B_ADD B_USER +#define B_REMOVE (B_USER + 1) + +/*** file scope type declarations ****************************************************************/ + +typedef struct +{ + char *command; + char *label; +} panelize_entry_t; + +/*** forward declarations (file scope functions) *************************************************/ + +/*** file scope variables ************************************************************************/ + +static WListbox *l_panelize; +static WDialog *panelize_dlg; +static int last_listitem; +static WInput *pname; +static GSList *panelize = NULL; + +static const char *panelize_section = "Panelize"; + +/* --------------------------------------------------------------------------------------------- */ +/*** file scope functions ************************************************************************/ +/* --------------------------------------------------------------------------------------------- */ + +static void +panelize_entry_free (gpointer data) +{ + panelize_entry_t *entry = (panelize_entry_t *) data; + + g_free (entry->command); + g_free (entry->label); + g_free (entry); +} + +/* --------------------------------------------------------------------------------------------- */ + +static int +panelize_entry_cmp_by_label (gconstpointer a, gconstpointer b) +{ + const panelize_entry_t *entry = (const panelize_entry_t *) a; + const char *label = (const char *) b; + + return strcmp (entry->label, label); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panelize_entry_add_to_listbox (gpointer data, gpointer user_data) +{ + panelize_entry_t *entry = (panelize_entry_t *) data; + + (void) user_data; + + listbox_add_item (l_panelize, LISTBOX_APPEND_AT_END, 0, entry->label, entry, FALSE); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +update_command (void) +{ + if (l_panelize->current != last_listitem) + { + panelize_entry_t *data = NULL; + + last_listitem = l_panelize->current; + listbox_get_current (l_panelize, NULL, (void **) &data); + input_assign_text (pname, data->command); + pname->point = 0; + input_update (pname, TRUE); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static cb_ret_t +panelize_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data) +{ + switch (msg) + { + case MSG_INIT: + group_default_callback (w, NULL, MSG_INIT, 0, NULL); + MC_FALLTHROUGH; + + case MSG_NOTIFY: /* MSG_NOTIFY is fired by the listbox to tell us the item has changed. */ + update_command (); + return MSG_HANDLED; + + default: + return dlg_default_callback (w, sender, msg, parm, data); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +external_panelize_init (void) +{ + struct + { + int ret_cmd; + button_flags_t flags; + const char *text; + } panelize_but[] = + { + /* *INDENT-OFF* */ + { B_ENTER, DEFPUSH_BUTTON, N_("Pane&lize") }, + { B_REMOVE, NORMAL_BUTTON, N_("&Remove") }, + { B_ADD, NORMAL_BUTTON, N_("&Add new") }, + { B_CANCEL, NORMAL_BUTTON, N_("&Cancel") } + /* *INDENT-ON* */ + }; + + WGroup *g; + + size_t i; + int blen; + int panelize_cols; + int x, y; + + last_listitem = 0; + + do_refresh (); + + i = G_N_ELEMENTS (panelize_but); + blen = i - 1; /* gaps between buttons */ + while (i-- != 0) + { +#ifdef ENABLE_NLS + panelize_but[i].text = _(panelize_but[i].text); +#endif + blen += str_term_width1 (panelize_but[i].text) + 3 + 1; + if (panelize_but[i].flags == DEFPUSH_BUTTON) + blen += 2; + } + + panelize_cols = COLS - 6; + panelize_cols = MAX (panelize_cols, blen + 4); + + panelize_dlg = + dlg_create (TRUE, 0, 0, 20, panelize_cols, WPOS_CENTER, FALSE, dialog_colors, + panelize_callback, NULL, "[External panelize]", _("External panelize")); + g = GROUP (panelize_dlg); + + /* add listbox to the dialogs */ + y = UY; + group_add_widget (g, groupbox_new (y++, UX, 12, panelize_cols - UX * 2, "")); + + l_panelize = listbox_new (y, UX + 1, 10, panelize_cols - UX * 2 - 2, FALSE, NULL); + g_slist_foreach (panelize, panelize_entry_add_to_listbox, NULL); + listbox_set_current (l_panelize, listbox_search_text (l_panelize, _("Other command"))); + group_add_widget (g, l_panelize); + + y += WIDGET (l_panelize)->rect.lines + 1; + group_add_widget (g, label_new (y++, UX, _("Command"))); + pname = + input_new (y++, UX, input_colors, panelize_cols - UX * 2, "", "in", + INPUT_COMPLETE_FILENAMES | INPUT_COMPLETE_HOSTNAMES | INPUT_COMPLETE_COMMANDS | + INPUT_COMPLETE_VARIABLES | INPUT_COMPLETE_USERNAMES | INPUT_COMPLETE_CD | + INPUT_COMPLETE_SHELL_ESC); + group_add_widget (g, pname); + + group_add_widget (g, hline_new (y++, -1, -1)); + + x = (panelize_cols - blen) / 2; + for (i = 0; i < G_N_ELEMENTS (panelize_but); i++) + { + WButton *b; + + b = button_new (y, x, + panelize_but[i].ret_cmd, panelize_but[i].flags, panelize_but[i].text, NULL); + group_add_widget (g, b); + + x += button_get_len (b) + 1; + } + + widget_select (WIDGET (l_panelize)); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +external_panelize_done (void) +{ + widget_destroy (WIDGET (panelize_dlg)); + repaint_screen (); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +add2panelize (char *label, char *command) +{ + panelize_entry_t *entry; + + entry = g_try_new (panelize_entry_t, 1); + if (entry != NULL) + { + entry->label = label; + entry->command = command; + + panelize = g_slist_insert_sorted (panelize, entry, panelize_entry_cmp_by_label); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +add2panelize_cmd (void) +{ + if (!input_is_empty (pname)) + { + char *label; + + label = input_dialog (_("Add to external panelize"), + _("Enter command label:"), MC_HISTORY_FM_PANELIZE_ADD, "", + INPUT_COMPLETE_NONE); + if (label == NULL || *label == '\0') + g_free (label); + else + add2panelize (label, input_get_text (pname)); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +remove_from_panelize (panelize_entry_t * entry) +{ + if (strcmp (entry->label, _("Other command")) != 0) + { + panelize = g_slist_remove (panelize, entry); + panelize_entry_free (entry); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +do_external_panelize (const char *command) +{ + dir_list *list = ¤t_panel->dir; + mc_pipe_t *external; + GError *error = NULL; + GString *remain_file_name = NULL; + + external = mc_popen (command, TRUE, TRUE, &error); + if (external == NULL) + { + message (D_ERROR, _("External panelize"), "%s", error->message); + g_error_free (error); + return; + } + + /* Clear the counters and the directory list */ + panel_clean_dir (current_panel); + + panel_panelize_change_root (current_panel, current_panel->cwd_vpath); + + dir_list_init (list); + + while (TRUE) + { + GString *line; + gboolean ok; + + /* init buffers before call of mc_pread() */ + external->out.len = MC_PIPE_BUFSIZE; + external->err.len = MC_PIPE_BUFSIZE; + external->err.null_term = TRUE; + + mc_pread (external, &error); + + if (error != NULL) + { + message (D_ERROR, MSG_ERROR, _("External panelize:\n%s"), error->message); + g_error_free (error); + break; + } + + if (external->err.len > 0) + message (D_ERROR, MSG_ERROR, _("External panelize:\n%s"), external->err.buf); + + if (external->out.len == MC_PIPE_STREAM_EOF) + break; + + if (external->out.len == 0) + continue; + + if (external->out.len == MC_PIPE_ERROR_READ) + { + message (D_ERROR, MSG_ERROR, + _("External panelize:\nfailed to read data from child stdout:\n%s"), + unix_error_string (external->out.error)); + break; + } + + ok = TRUE; + + while (ok && (line = mc_pstream_get_string (&external->out)) != NULL) + { + char *name; + gboolean link_to_dir, stale_link; + struct stat st; + + /* handle a \n-separated file list */ + + if (line->str[line->len - 1] == '\n') + { + /* entire file name or last chunk */ + + g_string_truncate (line, line->len - 1); + + /* join filename chunks */ + if (remain_file_name != NULL) + { + g_string_append_len (remain_file_name, line->str, line->len); + g_string_free (line, TRUE); + line = remain_file_name; + remain_file_name = NULL; + } + } + else + { + /* first or middle chunk of file name */ + + if (remain_file_name == NULL) + remain_file_name = line; + else + { + g_string_append_len (remain_file_name, line->str, line->len); + g_string_free (line, TRUE); + } + + continue; + } + + name = line->str; + + if (name[0] == '.' && IS_PATH_SEP (name[1])) + name += 2; + + if (handle_path (name, &st, &link_to_dir, &stale_link)) + { + ok = dir_list_append (list, name, &st, link_to_dir, stale_link); + + if (ok) + { + file_mark (current_panel, list->len - 1, 0); + + if ((list->len & 31) == 0) + rotate_dash (TRUE); + } + } + + g_string_free (line, TRUE); + } + } + + if (remain_file_name != NULL) + g_string_free (remain_file_name, TRUE); + + mc_pclose (external, NULL); + + current_panel->is_panelized = TRUE; + panel_panelize_absolutize_if_needed (current_panel); + + panel_set_current_by_name (current_panel, NULL); + panel_re_sort (current_panel); + rotate_dash (FALSE); +} + +/* --------------------------------------------------------------------------------------------- */ +/*** public functions ****************************************************************************/ +/* --------------------------------------------------------------------------------------------- */ + +void +external_panelize_cmd (void) +{ + if (!vfs_current_is_local ()) + { + message (D_ERROR, MSG_ERROR, _("Cannot run external panelize in a non-local directory")); + return; + } + + external_panelize_init (); + + /* display file info */ + tty_setcolor (SELECTED_COLOR); + + switch (dlg_run (panelize_dlg)) + { + case B_CANCEL: + break; + + case B_ADD: + add2panelize_cmd (); + break; + + case B_REMOVE: + { + panelize_entry_t *entry; + + listbox_get_current (l_panelize, NULL, (void **) &entry); + remove_from_panelize (entry); + break; + } + + case B_ENTER: + if (!input_is_empty (pname)) + { + char *cmd; + + cmd = input_get_text (pname); + widget_destroy (WIDGET (panelize_dlg)); + do_external_panelize (cmd); + g_free (cmd); + repaint_screen (); + return; + } + break; + + default: + break; + } + + external_panelize_done (); +} + +/* --------------------------------------------------------------------------------------------- */ + +void +external_panelize_load (void) +{ + char **keys; + + keys = mc_config_get_keys (mc_global.main_config, panelize_section, NULL); + + add2panelize (g_strdup (_("Other command")), g_strdup ("")); + + if (*keys == NULL) + { + add2panelize (g_strdup (_("Modified git files")), g_strdup ("git ls-files --modified")); + add2panelize (g_strdup (_("Find rejects after patching")), + g_strdup ("find . -name \\*.rej -print")); + add2panelize (g_strdup (_("Find *.orig after patching")), + g_strdup ("find . -name \\*.orig -print")); + add2panelize (g_strdup (_("Find SUID and SGID programs")), + g_strdup + ("find . \\( \\( -perm -04000 -a -perm /011 \\) -o \\( -perm -02000 -a -perm /01 \\) \\) -print")); + } + else + { + GIConv conv; + char **profile_keys; + + conv = str_crt_conv_from ("UTF-8"); + + for (profile_keys = keys; *profile_keys != NULL; profile_keys++) + { + GString *buffer; + + if (mc_global.utf8_display || conv == INVALID_CONV) + buffer = g_string_new (*profile_keys); + else + { + buffer = g_string_new (""); + if (str_convert (conv, *profile_keys, buffer) == ESTR_FAILURE) + g_string_assign (buffer, *profile_keys); + } + + add2panelize (g_string_free (buffer, FALSE), + mc_config_get_string (mc_global.main_config, panelize_section, + *profile_keys, "")); + } + + str_close_conv (conv); + } + + g_strfreev (keys); +} + +/* --------------------------------------------------------------------------------------------- */ + +void +external_panelize_save (void) +{ + GSList *l; + + mc_config_del_group (mc_global.main_config, panelize_section); + + for (l = panelize; l != NULL; l = g_slist_next (l)) + { + panelize_entry_t *current = (panelize_entry_t *) l->data; + + if (strcmp (current->label, _("Other command")) != 0) + mc_config_set_string (mc_global.main_config, + panelize_section, current->label, current->command); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +void +external_panelize_free (void) +{ + g_clear_slist (&panelize, panelize_entry_free); + panelize = NULL; +} + +/* --------------------------------------------------------------------------------------------- */ |