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load chatlog history when opening a chatwindow

This commit is contained in:
Jfreegman 2014-09-22 04:29:28 -04:00
parent 7fd3aa9164
commit dc3b2e04ab
No known key found for this signature in database
GPG Key ID: 3627F3144076AE63
5 changed files with 73 additions and 8 deletions

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@ -1091,8 +1091,11 @@ static void chat_onInit(ToxWindow *self, Tox *m)
line_info_init(ctx->hst);
if (Friends.list[self->num].logging_on)
log_enable(nick, Friends.list[self->num].pub_key, ctx->log);
log_enable(nick, Friends.list[self->num].pub_key, ctx->log);
load_chat_history(self, ctx->log);
if (!Friends.list[self->num].logging_on)
log_disable(ctx->log);
execute(ctx->history, self, m, "/log", GLOBAL_COMMAND_MODE);

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@ -135,7 +135,7 @@ void line_info_add(ToxWindow *self, char *timestr, char *name1, char *name2, uin
{
struct history *hst = self->chatwin->hst;
if (hst->queue_sz >= MAX_QUEUE)
if (hst->queue_sz >= MAX_LINE_INFO_QUEUE)
return;
struct line_info *new_line = calloc(1, sizeof(struct line_info));

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@ -28,7 +28,7 @@
#define MAX_HISTORY 100000
#define MIN_HISTORY 40
#define MAX_QUEUE 128
#define MAX_LINE_INFO_QUEUE 512
enum {
SYS_MSG,
@ -68,7 +68,7 @@ struct history {
struct line_info *line_end;
uint32_t start_id; /* keeps track of where line_start should be when at bottom of history */
struct line_info *queue[MAX_QUEUE];
struct line_info *queue[MAX_LINE_INFO_QUEUE];
int queue_sz;
};

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@ -23,6 +23,7 @@
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <sys/stat.h>
#include "configdir.h"
#include "toxic.h"
@ -30,6 +31,7 @@
#include "misc_tools.h"
#include "log.h"
#include "settings.h"
#include "line_info.h"
extern struct user_settings *user_settings_;
@ -76,14 +78,13 @@ void init_logging_session(char *name, const char *key, struct chatlog *log)
free(user_config_dir);
log->file = fopen(log_path, "a");
log->file = fopen(log_path, "a+");
snprintf(log->path, sizeof(log->path), "%s", log_path);
if (log->file == NULL) {
log->log_on = false;
return;
}
fprintf(log->file, "\n*** NEW SESSION ***\n\n");
}
#define LOG_FLUSH_LIMIT 1 /* limits calls to fflush to a max of one per LOG_FLUSH_LIMIT seconds */
@ -135,3 +136,60 @@ void log_disable(struct chatlog *log)
log->file = NULL;
}
}
/* Loads previous history from chat log */
void load_chat_history(ToxWindow *self, struct chatlog *log)
{
if (log->file == NULL)
return;
struct stat st;
if (stat(log->path, &st) == -1) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, RED, "* Failed to stat log file");
return;
}
int sz = st.st_size;
if (sz <= 0)
return;
char *hstbuf = malloc(sz);
if (hstbuf == NULL)
exit_toxic_err("failed in print_prev_chat_history", FATALERR_MEMORY);
if (fread(hstbuf, sz, 1, log->file) != 1) {
free(hstbuf);
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, RED, "* Failed to read log file");
return;
}
/* Number of history lines to load: must not be larger than MAX_LINE_INFO_QUEUE - 2 */
int L = MIN(MAX_LINE_INFO_QUEUE - 2, user_settings_->history_size);
int start, count = 0;
/* start at end and backtrace L lines or to the beginning of buffer */
for (start = sz - 1; start >= 0 && count < L; --start) {
if (hstbuf[start] == '\n')
++count;
}
char buf[MAX_STR_SIZE];
const char *line = strtok(&hstbuf[start + 1], "\n");
if (line == NULL) {
free(hstbuf);
return;
}
while (line != NULL) {
snprintf(buf, sizeof(buf), "%s", line);
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "%s", buf);
line = strtok(NULL, "\n");
}
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "");
free(hstbuf);
}

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@ -26,6 +26,7 @@
struct chatlog {
FILE *file;
uint64_t lastwrite;
char path[MAX_STR_SIZE];
bool log_on; /* specific to current chat window */
};
@ -41,4 +42,7 @@ void log_enable(char *name, const char *key, struct chatlog *log);
/* disables logging for specified log and closes file */
void log_disable(struct chatlog *log);
/* Loads previous history from chat log */
void load_chat_history(ToxWindow *self, struct chatlog *log);
#endif /* #define _log_h */