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#include "lml.h" |
#include "lml.h" |
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#include "log.h" |
#include "log.h" |
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#include "str_process.h" |
#include "str_process.h" |
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#include <ctype.h> |
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#include <stdio.h> |
#include <stdio.h> |
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#include <string.h> |
#include <string.h> |
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#include <sys/param.h> |
#include <sys/param.h> |
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#define LML_TAG_PARAM_BUF_LEN 256 |
#define LML_TAG_PARAM_BUF_LEN 256 |
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#define LML_TAG_OUTPUT_BUF_LEN 1024 |
#define LML_TAG_OUTPUT_BUF_LEN 1024 |
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clock_t lml_total_exec_duration = 0; |
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typedef int (*lml_tag_filter_cb)(const char *tag_name, const char *tag_param_buf, char *tag_output_buf, size_t tag_output_buf_len, int quote_mode); |
typedef int (*lml_tag_filter_cb)(const char *tag_name, const char *tag_param_buf, char *tag_output_buf, size_t tag_output_buf_len, int quote_mode); |
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static int lml_tag_color_filter(const char *tag_name, const char *tag_param_buf, char *tag_output_buf, size_t tag_output_buf_len, int quote_mode) |
static int lml_tag_color_filter(const char *tag_name, const char *tag_param_buf, char *tag_output_buf, size_t tag_output_buf_len, int quote_mode) |
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int lml_render(const char *str_in, char *str_out, int buf_len, int width, int quote_mode) |
int lml_render(const char *str_in, char *str_out, int buf_len, int width, int quote_mode) |
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{ |
{ |
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clock_t clock_begin; |
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clock_t clock_end; |
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char c; |
char c; |
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char tag_param_buf[LML_TAG_PARAM_BUF_LEN]; |
char tag_param_buf[LML_TAG_PARAM_BUF_LEN]; |
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char tag_output_buf[LML_TAG_OUTPUT_BUF_LEN]; |
char tag_output_buf[LML_TAG_OUTPUT_BUF_LEN]; |
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int tag_name_found; |
int tag_name_found; |
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int line_width = 0; |
int line_width = 0; |
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clock_begin = clock(); |
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lml_init(); |
lml_init(); |
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lml_tag_disabled = 0; |
lml_tag_disabled = 0; |
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new_line = 0; |
new_line = 0; |
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} |
} |
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if (str_in[i] == '\033' && str_in[i + 1] == '[') // Escape sequence -- copy directly |
if (lml_tag_disabled && new_line) |
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{ |
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new_line = 0; |
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} |
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if (!quote_mode && !lml_tag_disabled && str_in[i] == '\033' && str_in[i + 1] == '[') // Escape sequence |
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{ |
{ |
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for (k = i + 2; str_in[k] != '\0' && str_in[k] != 'm' && str_in[k] != '\033'; k++) |
for (k = i + 2; isdigit(str_in[k]) || str_in[k] == ';' || str_in[k] == '?'; k++) |
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; |
; |
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if (str_in[k] != 'm') // invalid |
if (str_in[k] == 'm') // valid -- copy directly |
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{ |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, str_in + i, k - i + 1, line_width); |
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} |
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else if (isalpha(str_in[k])) |
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{ |
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// unsupported ANSI CSI command |
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} |
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else |
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{ |
{ |
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k--; |
k--; |
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} |
} |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, str_in + i, k - i + 1, line_width); |
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i = k; |
i = k; |
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continue; |
continue; |
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} |
} |
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if (str_in[i] == '\n') // jump out of tag at end of line |
if (str_in[i] == '\n') // jump out of tag at end of line |
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{ |
{ |
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if (tag_start_pos != -1) // tag is not closed |
if (!lml_tag_disabled && tag_start_pos != -1) // tag is not closed |
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{ |
{ |
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tag_end_pos = i - 1; |
tag_end_pos = i - 1; |
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tag_output_len = tag_end_pos - tag_start_pos + 1; |
tag_output_len = tag_end_pos - tag_start_pos + 1; |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, str_in + tag_start_pos, tag_output_len, line_width); |
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if (line_width + tag_output_len > width) |
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{ |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, "\n", 1, line_width); |
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new_line = 1; |
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line_width = 0; |
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i--; // redo at current i |
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} |
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else |
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{ |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, str_in + tag_start_pos, tag_output_len, line_width); |
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} |
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} |
} |
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if (fb_quote_level > 0) |
if (!lml_tag_disabled && fb_quote_level > 0) |
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{ |
{ |
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lml_tag_quote_level -= fb_quote_level; |
lml_tag_quote_level -= fb_quote_level; |
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fb_quote_level = 0; |
fb_quote_level = 0; |
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} |
} |
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if (new_line) |
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{ |
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continue; |
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} |
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tag_start_pos = -1; |
tag_start_pos = -1; |
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tag_name_pos = -1; |
tag_name_pos = -1; |
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new_line = 1; |
new_line = 1; |
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line_width = 0; |
line_width = -1; |
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} |
} |
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else if (str_in[i] == '\r' || str_in[i] == '\7') |
else if (str_in[i] == '\r' || str_in[i] == '\7') |
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{ |
{ |
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if (!tag_name_found) |
if (!tag_name_found) |
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{ |
{ |
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tag_output_len = tag_end_pos - tag_start_pos + 1; |
if (line_width + 1 > width) |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, str_in + tag_start_pos, tag_output_len, line_width); |
{ |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, "\n", 1, line_width); |
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new_line = 1; |
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line_width = 0; |
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i--; // redo at current i |
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continue; |
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} |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, "[", 1, line_width); |
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i = tag_start_pos; // restart from tag_start_pos + 1 |
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tag_start_pos = -1; |
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tag_name_pos = -1; |
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continue; |
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} |
} |
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tag_start_pos = -1; |
tag_start_pos = -1; |
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CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, "\n", 1, line_width); |
CHECK_AND_APPEND_OUTPUT(str_out, buf_len, j, "\n", 1, line_width); |
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new_line = 1; |
new_line = 1; |
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line_width = 0; |
line_width = 0; |
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i--; // redo at current $i |
i--; // redo at current i |
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continue; |
continue; |
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} |
} |
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} |
} |
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} |
} |
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if (tag_start_pos != -1) // tag is not closed |
if (!lml_tag_disabled && tag_start_pos != -1) // tag is not closed |
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{ |
{ |
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tag_end_pos = i - 1; |
tag_end_pos = i - 1; |
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tag_output_len = tag_end_pos - tag_start_pos + 1; |
tag_output_len = tag_end_pos - tag_start_pos + 1; |
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str_out[j] = '\0'; |
str_out[j] = '\0'; |
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clock_end = clock(); |
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lml_total_exec_duration += (clock_end - clock_begin); |
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return j; |
return j; |
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} |
} |