forked from KolibriOS/kolibrios
130 lines
2.9 KiB
Plaintext
130 lines
2.9 KiB
Plaintext
(*
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Copyright 2016, 2020 Anton Krotov
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This file is part of fb2read.
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fb2read is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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fb2read is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with fb2read. If not, see <http://www.gnu.org/licenses/>.
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*)
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MODULE Txt2FB2;
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IMPORT File, sys := SYSTEM, K := KOSAPI, S := Strings, SU := SysUtils;
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CONST
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AUTO* = 15;
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CP866* = 16;
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CP1251* = 17;
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CP1252* = 18;
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CP1250* = 19;
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UTF8* = 20;
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VAR F: File.FS; ch: CHAR; pos, mem, mem2, pos2: INTEGER;
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PROCEDURE getch;
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BEGIN
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sys.GET(mem + pos, ch);
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INC(pos)
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END getch;
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PROCEDURE WriteStr(s: ARRAY OF CHAR);
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BEGIN
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sys.MOVE(sys.ADR(s[0]), mem2 + pos2, LENGTH(s));
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pos2 := pos2 + LENGTH(s)
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END WriteStr;
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PROCEDURE WriteChar(ch: CHAR);
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BEGIN
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sys.PUT(mem2 + pos2, ch);
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INC(pos2)
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END WriteChar;
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PROCEDURE convert*(in, out: S.STRING; encoding: INTEGER);
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CONST buf_size = 1024*16;
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VAR n, size: INTEGER; CR: BOOLEAN;
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BEGIN
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F := File.Open(in);
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size := File.Seek(F, 0, 2);
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n := File.Seek(F, 0, 0);
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mem := K.malloc(size + 1024);
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SU.MemError(mem = 0);
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n := File.Read(F, mem, size);
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File.Close(F);
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pos := 0;
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F := File.Create(out);
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mem2 := K.malloc(buf_size);
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SU.MemError(mem2 = 0);
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pos2 := 0;
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WriteStr("<?xml encoding = ");
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WriteStr(22X);
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CASE encoding OF
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|CP866 : WriteStr("cp866")
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|CP1251 : WriteStr("windows-1251")
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|CP1252 : WriteStr("windows-1252")
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|CP1250 : WriteStr("windows-1250")
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|UTF8 : WriteStr("utf-8")
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ELSE
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SU.Halt
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END;
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WriteStr(22X);
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WriteStr("?>");
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WriteChar(0DX);
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WriteChar(0AX);
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WriteStr("<FictionBook><body>");
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WHILE pos < size DO
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IF pos2 > buf_size - 32 THEN
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n := File.Write(F, mem2, pos2);
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pos2 := 0
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END;
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getch;
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IF ch = "<" THEN
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WriteStr("<")
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ELSIF ch = ">" THEN
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WriteStr(">")
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ELSIF ch = "&" THEN
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WriteStr("&")
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ELSIF ch = "'" THEN
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WriteStr("'")
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ELSIF ch = 22X THEN
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WriteStr(""")
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ELSIF ch = 0DX THEN
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WriteStr("<empty-line/>")
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ELSIF ch = 0AX THEN
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IF ~CR THEN
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WriteStr("<empty-line/>")
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END
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ELSIF ch = 0X THEN
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WriteChar(20X)
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ELSE
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WriteChar(ch)
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END;
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CR := ch = 0DX
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END;
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WriteStr("</body></FictionBook>");
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n := File.Write(F, mem2, pos2);
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File.Close(F);
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mem := K.free(mem);
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mem2 := K.free(mem2)
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END convert;
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END Txt2FB2.
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