394 lines
6.8 KiB
C
394 lines
6.8 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "Evry.h"
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#include "e_mod_main.h"
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#include <ctype.h>
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static const char TRIGGER[] = "aspell ";
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static const char LANG_MODIFIER[] = "lang=";
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typedef struct _Plugin Plugin;
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struct _Plugin
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{
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Evry_Plugin base;
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struct
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{
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Ecore_Event_Handler *data;
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Ecore_Event_Handler *del;
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} handler;
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Ecore_Exe *exe;
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const char *lang;
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const char *input;
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Eina_Bool is_first;
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};
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static Plugin *_plug = NULL;
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static Eina_Bool
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_exe_restart(Plugin *p)
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{
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char cmd[1024];
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const char *lang_opt, *lang_val;
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int len;
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if (p->lang && (p->lang[0] != '\0'))
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{
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lang_opt = "-l";
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lang_val = p->lang;
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}
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else
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{
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lang_opt = "";
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lang_val = "";
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}
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len = snprintf(cmd, sizeof(cmd),
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"aspell -a --encoding=UTF-8 %s%s",
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lang_opt, lang_val);
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if (len >= (int)sizeof(cmd))
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return 0;
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if (p->exe)
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ecore_exe_quit(p->exe);
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p->exe = ecore_exe_pipe_run
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(cmd,
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ECORE_EXE_PIPE_READ | ECORE_EXE_PIPE_READ_LINE_BUFFERED |
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ECORE_EXE_PIPE_WRITE,
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NULL);
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p->is_first = 1;
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return !!p->exe;
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}
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static const char *
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_space_skip(const char *line)
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{
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for (; *line != '\0'; line++)
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if (!isspace(*line))
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break;
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return line;
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}
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static const char *
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_space_find(const char *line)
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{
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for (; *line != '\0'; line++)
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if (isspace(*line))
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break;
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return line;
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}
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static void
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_item_add(Plugin *p, const char *word, int word_size, int prio)
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{
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Evry_Item *it;
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it = EVRY_ITEM_NEW(Evry_Item, p, NULL, NULL, NULL);
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if (!it) return;
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it->priority = prio;
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it->label = eina_stringshare_add_length(word, word_size);
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EVRY_PLUGIN_ITEM_APPEND(p, it);
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}
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static void
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_suggestions_add(Plugin *p, const char *line)
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{
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const char *s;
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s = strchr(line, ':');
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if (!s)
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{
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fprintf(stderr, "ASPELL: ERROR missing suggestion delimiter: '%s'\n",
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line);
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return;
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}
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s++;
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line = _space_skip(s);
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while (*line)
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{
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int len;
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s = strchr(line, ',');
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if (s)
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len = s - line;
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else
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len = strlen(line);
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_item_add(p, line, len, 1);
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if (s)
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line = _space_skip(s + 1);
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else
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break;
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}
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}
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static int
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_cb_data(void *data, int type __UNUSED__, void *event)
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{
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GET_PLUGIN(p, data);
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Ecore_Exe_Event_Data *e = event;
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Ecore_Exe_Event_Data_Line *l;
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const char *word;
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if (e->exe != p->exe)
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return 1;
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EVRY_PLUGIN_ITEMS_FREE(p);
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word = p->input;
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for (l = e->lines; l && l->line; l++)
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{
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const char *word_end;
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int word_size;
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if (p->is_first)
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{
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fprintf(stderr, "ASPELL: %s\n", l->line);
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p->is_first = 0;
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continue;
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}
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word_end = _space_find(word);
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word_size = word_end - word;
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switch (l->line[0])
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{
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case '*':
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_item_add(p, word, word_size, 1);
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break;
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case '&':
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_item_add(p, word, word_size, 1);
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_suggestions_add(p, l->line);
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break;
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case '#':
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break;
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case '\0':
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break;
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default:
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fprintf(stderr, "ASPELL: unknown output: '%s'\n", l->line);
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}
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if (*word_end)
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word = _space_skip(word_end + 1);
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}
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if (EVRY_PLUGIN(p)->items)
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{
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evry_list_win_show();
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}
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evry_plugin_async_update(EVRY_PLUGIN(p), EVRY_ASYNC_UPDATE_ADD);
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return 1;
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}
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static int
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_cb_del(void *data, int type __UNUSED__, void *event)
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{
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Plugin *p = data;
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Ecore_Exe_Event_Del *e = event;
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if (e->exe != p->exe)
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return 1;
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p->exe = NULL;
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return 1;
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}
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static int
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_begin(Evry_Plugin *plugin, const Evry_Item *it __UNUSED__)
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{
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GET_PLUGIN(p, plugin);
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if (!p->handler.data)
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p->handler.data = ecore_event_handler_add
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(ECORE_EXE_EVENT_DATA, _cb_data, p);
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if (!p->handler.del)
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p->handler.del = ecore_event_handler_add
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(ECORE_EXE_EVENT_DEL, _cb_del, p);
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return _exe_restart(p);
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}
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static int
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_fetch(Evry_Plugin *plugin, const char *input)
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{
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GET_PLUGIN(p, plugin);
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const char *s;
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int len;
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if (!input) return 0;
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if (!p->handler.data && !_begin(plugin, NULL)) return 0;
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len = sizeof(LANG_MODIFIER) - 1;
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if (strncmp(input, LANG_MODIFIER, len) == 0)
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{
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const char *lang;
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EVRY_PLUGIN_ITEMS_FREE(p);
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input += len;
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for (s = input; *s != '\0'; s++)
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if (isspace(*s) || *s == ';')
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break;
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if (*s == '\0') /* just apply language on ' ' or ';' */
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return 1;
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if (s - input > 0)
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lang = eina_stringshare_add_length(input, s - input);
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else
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lang = NULL;
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if (p->lang) eina_stringshare_del(p->lang);
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if (p->lang != lang)
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{
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p->lang = lang;
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if (!_exe_restart(p))
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return 0;
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}
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if (*s == '\0')
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return 1;
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input = s + 1;
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}
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input = _space_skip(input);
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for (s = input; *s != '\0'; s++)
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;
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for (s--; s > input; s--)
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if (!isspace(*s))
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break;
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len = s - input + 1;
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if (len < 1)
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return 1;
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input = eina_stringshare_add_length(input, len);
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if (p->input) eina_stringshare_del(p->input);
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if (p->input == input)
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return 1;
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p->input = input;
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if (!p->exe)
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return 1;
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ecore_exe_send(p->exe, (char *)p->input, len);
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ecore_exe_send(p->exe, "\n", 1);
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return 1;
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}
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static void
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_cleanup(Evry_Plugin *plugin)
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{
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GET_PLUGIN(p, plugin);
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EVRY_PLUGIN_ITEMS_FREE(p);
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if (p->handler.data)
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{
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ecore_event_handler_del(p->handler.data);
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p->handler.data = NULL;
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}
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if (p->handler.del)
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{
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ecore_event_handler_del(p->handler.del);
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p->handler.del = NULL;
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}
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if (p->exe)
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{
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ecore_exe_quit(p->exe);
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ecore_exe_free(p->exe);
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p->exe = NULL;
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}
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if (p->lang)
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{
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eina_stringshare_del(p->lang);
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p->lang = NULL;
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}
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if (p->input)
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{
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eina_stringshare_del(p->input);
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p->input = NULL;
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}
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}
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static Eina_Bool
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_plugins_init(void)
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{
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Evry_Plugin *p;
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if (!evry_api_version_check(EVRY_API_VERSION))
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return EINA_FALSE;
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p = EVRY_PLUGIN_NEW(Plugin, N_("Spell Checker"),"accessories-dictionary",
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EVRY_TYPE_TEXT, NULL, _cleanup, _fetch, NULL);
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p->aggregate = EINA_FALSE;
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p->history = EINA_FALSE;
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p->async_fetch = EINA_TRUE;
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p->trigger = TRIGGER;
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evry_plugin_register(p, EVRY_PLUGIN_SUBJECT, 100);
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_plug = (Plugin *) p;
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return EINA_TRUE;
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}
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static void
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_plugins_shutdown(void)
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{
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EVRY_PLUGIN_FREE(_plug);
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}
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/***************************************************************************/
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static E_Module *module = NULL;
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static Eina_Bool active = EINA_FALSE;
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EAPI E_Module_Api e_modapi =
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{
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E_MODULE_API_VERSION,
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"everything-aspell"
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};
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EAPI void *
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e_modapi_init(E_Module *m)
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{
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module = m;
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if (e_datastore_get("everything_loaded"))
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active = _plugins_init();
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e_module_delayed_set(m, 1);
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return m;
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}
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EAPI int
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e_modapi_shutdown(E_Module *m)
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{
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if (active && e_datastore_get("everything_loaded"))
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_plugins_shutdown();
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module = NULL;
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return 1;
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}
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EAPI int
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e_modapi_save(E_Module *m)
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{
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return 1;
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}
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/***************************************************************************/
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