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Move kana conversion function to mbfilter_cp5022x.c
...To avoid a dependency from libmbfl to mbstring. Thanks to Nikita Popov for pointing this issue out.
This commit is contained in:
Alex Dowad
parent
e1351eb0a6
commit
78ee18413f
@ -40,9 +40,6 @@ static void mb_wchar_to_cp50220(uint32_t *in, size_t len, mb_convert_buf *buf, b
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static void mb_wchar_to_cp50221(uint32_t *in, size_t len, mb_convert_buf *buf, bool end);
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static void mb_wchar_to_cp50222(uint32_t *in, size_t len, mb_convert_buf *buf, bool end);
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/* See mbstring.c */
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uint32_t mb_convert_kana_codepoint(uint32_t c, uint32_t next, bool *consumed, uint32_t *second, int mode);
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/* Previously, a dubious 'encoding' called 'cp50220raw' was supported
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* This was just CP50220, but the implementation was less strict regarding
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* invalid characters; it would silently pass some through
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@ -333,6 +330,198 @@ static int mbfl_filt_conv_cp5022x_wchar_flush(mbfl_convert_filter *filter)
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return 0;
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}
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/* Apply various transforms to input codepoint, such as converting halfwidth katakana
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* to fullwidth katakana. `mode` is a bitfield which controls which transforms are
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* actually performed. The bit values are defined in translit_kana_jisx0201_jisx0208.h.
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* `mode` must not call for transforms which are inverses (i.e. which would cancel
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* each other out).
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*
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* In some cases, successive input codepoints may be merged into one output codepoint.
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* (That is the purpose of the `next` parameter.) If the `next` codepoint is consumed
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* and should be skipped over, `*consumed` will be set to true. Otherwise, `*consumed`
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* will not be modified. If there is no following codepoint, `next` should be zero.
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*
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* Again, in some cases, one input codepoint may convert to two output codepoints.
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* If so, the second output codepoint will be stored in `*second`.
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*
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* Return the resulting codepoint. If none of the requested transforms apply, return
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* the input codepoint unchanged.
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*/
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uint32_t mb_convert_kana_codepoint(uint32_t c, uint32_t next, bool *consumed, uint32_t *second, unsigned int mode)
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{
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if ((mode & MBFL_HAN2ZEN_ALL) && c >= 0x21 && c <= 0x7D && c != '"' && c != '\'' && c != '\\') {
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return c + 0xFEE0;
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}
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if ((mode & MBFL_HAN2ZEN_ALPHA) && ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'))) {
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return c + 0xFEE0;
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}
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if ((mode & MBFL_HAN2ZEN_NUMERIC) && c >= '0' && c <= '9') {
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return c + 0xFEE0;
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}
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if ((mode & MBFL_HAN2ZEN_SPACE) && c == ' ') {
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return 0x3000;
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}
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if (mode & (MBFL_HAN2ZEN_KATAKANA | MBFL_HAN2ZEN_HIRAGANA)) {
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/* Convert Hankaku kana to Zenkaku kana
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* Either all Hankaku kana (including katakana and hiragana) will be converted
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* to Zenkaku katakana, or to Zenkaku hiragana */
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if ((mode & MBFL_HAN2ZEN_KATAKANA) && (mode & MBFL_HAN2ZEN_GLUE)) {
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if (c >= 0xFF61 && c <= 0xFF9F) {
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int n = c - 0xFF60;
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if (next >= 0xFF61 && next <= 0xFF9F) {
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if (next == 0xFF9E && ((n >= 22 && n <= 36) || (n >= 42 && n <= 46))) {
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*consumed = true;
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return 0x3001 + hankana2zenkana_table[n];
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}
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if (next == 0xFF9E && n == 19) {
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*consumed = true;
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return 0x30F4;
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}
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if (next == 0xFF9F && n >= 42 && n <= 46) {
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*consumed = true;
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return 0x3002 + hankana2zenkana_table[n];
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}
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}
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return 0x3000 + hankana2zenkana_table[n];
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}
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}
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if ((mode & MBFL_HAN2ZEN_HIRAGANA) && (mode & MBFL_HAN2ZEN_GLUE)) {
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if (c >= 0xFF61 && c <= 0xFF9F) {
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int n = c - 0xFF60;
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if (next >= 0xFF61 && next <= 0xFF9F) {
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if (next == 0xFF9E && ((n >= 22 && n <= 36) || (n >= 42 && n <= 46))) {
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*consumed = true;
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return 0x3001 + hankana2zenhira_table[n];
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}
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if (next == 0xFF9F && n >= 42 && n <= 46) {
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*consumed = true;
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return 0x3002 + hankana2zenhira_table[n];
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}
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}
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return 0x3000 + hankana2zenhira_table[n];
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}
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}
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if ((mode & MBFL_HAN2ZEN_KATAKANA) && c >= 0xFF61 && c <= 0xFF9F) {
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return 0x3000 + hankana2zenkana_table[c - 0xFF60];
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}
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if ((mode & MBFL_HAN2ZEN_HIRAGANA) && c >= 0xFF61 && c <= 0xFF9F) {
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return 0x3000 + hankana2zenhira_table[c - 0xFF60];
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}
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}
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if (mode & MBFL_HAN2ZEN_SPECIAL) { /* special ascii to symbol */
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if (c == '\\' || c == 0xA5) { /* YEN SIGN */
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return 0xFFE5; /* FULLWIDTH YEN SIGN */
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}
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if (c == 0x7E || c == 0x203E) {
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return 0xFFE3; /* FULLWIDTH MACRON */
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}
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if (c == '\'') {
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return 0x2019; /* RIGHT SINGLE QUOTATION MARK */
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}
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if (c == '"') {
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return 0x201D; /* RIGHT DOUBLE QUOTATION MARK */
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}
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}
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if (mode & (MBFL_ZEN2HAN_ALL | MBFL_ZEN2HAN_ALPHA | MBFL_ZEN2HAN_NUMERIC | MBFL_ZEN2HAN_SPACE)) {
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/* Zenkaku to Hankaku */
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if ((mode & MBFL_ZEN2HAN_ALL) && c >= 0xFF01 && c <= 0xFF5D && c != 0xFF02 && c != 0xFF07 && c != 0xFF3C) {
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/* all except " ' \ ~ */
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return c - 0xFEE0;
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}
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if ((mode & MBFL_ZEN2HAN_ALPHA) && ((c >= 0xFF21 && c <= 0xFF3A) || (c >= 0xFF41 && c <= 0xFF5A))) {
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return c - 0xFEE0;
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}
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if ((mode & MBFL_ZEN2HAN_NUMERIC) && (c >= 0xFF10 && c <= 0xFF19)) {
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return c - 0xFEE0;
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}
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if ((mode & MBFL_ZEN2HAN_SPACE) && (c == 0x3000)) {
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return ' ';
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}
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if ((mode & MBFL_ZEN2HAN_ALL) && (c == 0x2212)) { /* MINUS SIGN */
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return '-';
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}
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}
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if (mode & (MBFL_ZEN2HAN_KATAKANA | MBFL_ZEN2HAN_HIRAGANA)) {
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/* Zenkaku kana to hankaku kana */
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if ((mode & MBFL_ZEN2HAN_KATAKANA) && c >= 0x30A1 && c <= 0x30F4) {
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/* Zenkaku katakana to hankaku kana */
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int n = c - 0x30A1;
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if (zenkana2hankana_table[n][1]) {
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*second = 0xFF00 + zenkana2hankana_table[n][1];
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}
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return 0xFF00 + zenkana2hankana_table[n][0];
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}
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if ((mode & MBFL_ZEN2HAN_HIRAGANA) && c >= 0x3041 && c <= 0x3093) {
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/* Zenkaku hiragana to hankaku kana */
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int n = c - 0x3041;
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if (zenkana2hankana_table[n][1]) {
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*second = 0xFF00 + zenkana2hankana_table[n][1];
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}
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return 0xFF00 + zenkana2hankana_table[n][0];
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}
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if (c == 0x3001) {
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return 0xFF64; /* HALFWIDTH IDEOGRAPHIC COMMA */
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}
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if (c == 0x3002) {
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return 0xFF61; /* HALFWIDTH IDEOGRAPHIC FULL STOP */
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}
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if (c == 0x300C) {
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return 0xFF62; /* HALFWIDTH LEFT CORNER BRACKET */
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}
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if (c == 0x300D) {
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return 0xFF63; /* HALFWIDTH RIGHT CORNER BRACKET */
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}
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if (c == 0x309B) {
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return 0xFF9E; /* HALFWIDTH KATAKANA VOICED SOUND MARK */
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}
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if (c == 0x309C) {
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return 0xff9f; /* HALFWIDTH KATAKANA SEMI-VOICED SOUND MARK */
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}
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if (c == 0x30FC) {
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return 0xFF70; /* HALFWIDTH KATAKANA-HIRAGANA PROLONGED SOUND MARK */
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}
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if (c == 0x30FB) {
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return 0xFF65; /* HALFWIDTH KATAKANA MIDDLE DOT */
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}
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}
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if (mode & (MBFL_ZENKAKU_HIRA2KATA | MBFL_ZENKAKU_KATA2HIRA)) {
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if ((mode & MBFL_ZENKAKU_HIRA2KATA) && ((c >= 0x3041 && c <= 0x3093) || c == 0x309D || c == 0x309E)) {
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/* Zenkaku hiragana to Zenkaku katakana */
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return c + 0x60;
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}
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if ((mode & MBFL_ZENKAKU_KATA2HIRA) && ((c >= 0x30A1 && c <= 0x30F3) || c == 0x30FD || c == 0x30FE)) {
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/* Zenkaku katakana to Zenkaku hiragana */
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return c - 0x60;
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}
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}
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if (mode & MBFL_ZEN2HAN_SPECIAL) { /* special symbol to ascii */
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if (c == 0xFFE5 || c == 0xFF3C) { /* FULLWIDTH YEN SIGN/FULLWIDTH REVERSE SOLIDUS */
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return '\\';
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}
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if (c == 0xFFE3 || c == 0x203E) { /* FULLWIDTH MACRON/OVERLINE */
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return '~';
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}
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if (c == 0x2018 || c == 0x2019) { /* LEFT/RIGHT SINGLE QUOTATION MARK*/
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return '\'';
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}
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if (c == 0x201C || c == 0x201D) { /* LEFT/RIGHT DOUBLE QUOTATION MARK */
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return '"';
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}
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}
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return c;
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}
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static int mbfl_filt_conv_wchar_cp50220(int c, mbfl_convert_filter *filter)
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{
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int mode = MBFL_HAN2ZEN_KATAKANA | MBFL_HAN2ZEN_GLUE;
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@ -79,6 +79,9 @@ static void php_mb_gpc_set_input_encoding(const zend_encoding *encoding);
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static inline bool php_mb_is_unsupported_no_encoding(enum mbfl_no_encoding no_enc);
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static inline bool php_mb_is_no_encoding_utf8(enum mbfl_no_encoding no_enc);
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/* See mbfilter_cp5022x.c */
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uint32_t mb_convert_kana_codepoint(uint32_t c, uint32_t next, bool *consumed, uint32_t *second, int mode);
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/* }}} */
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/* {{{ php_mb_default_identify_list */
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@ -3042,198 +3045,6 @@ PHP_FUNCTION(mb_decode_mimeheader)
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}
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/* }}} */
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/* Apply various transforms to input codepoint, such as converting halfwidth katakana
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* to fullwidth katakana. `mode` is a bitfield which controls which transforms are
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* actually performed. The bit values are defined in translit_kana_jisx0201_jisx0208.h.
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* `mode` must not call for transforms which are inverses (i.e. which would cancel
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* each other out).
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*
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* In some cases, successive input codepoints may be merged into one output codepoint.
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* (That is the purpose of the `next` parameter.) If the `next` codepoint is consumed
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* and should be skipped over, `*consumed` will be set to true. Otherwise, `*consumed`
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* will not be modified. If there is no following codepoint, `next` should be zero.
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*
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* Again, in some cases, one input codepoint may convert to two output codepoints.
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* If so, the second output codepoint will be stored in `*second`.
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*
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* Return the resulting codepoint. If none of the requested transforms apply, return
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* the input codepoint unchanged.
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*/
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uint32_t mb_convert_kana_codepoint(uint32_t c, uint32_t next, bool *consumed, uint32_t *second, unsigned int mode)
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{
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if ((mode & MBFL_HAN2ZEN_ALL) && c >= 0x21 && c <= 0x7D && c != '"' && c != '\'' && c != '\\') {
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return c + 0xFEE0;
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}
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if ((mode & MBFL_HAN2ZEN_ALPHA) && ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'))) {
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return c + 0xFEE0;
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}
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if ((mode & MBFL_HAN2ZEN_NUMERIC) && c >= '0' && c <= '9') {
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return c + 0xFEE0;
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}
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if ((mode & MBFL_HAN2ZEN_SPACE) && c == ' ') {
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return 0x3000;
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}
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if (mode & (MBFL_HAN2ZEN_KATAKANA | MBFL_HAN2ZEN_HIRAGANA)) {
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/* Convert Hankaku kana to Zenkaku kana
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* Either all Hankaku kana (including katakana and hiragana) will be converted
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* to Zenkaku katakana, or to Zenkaku hiragana */
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if ((mode & MBFL_HAN2ZEN_KATAKANA) && (mode & MBFL_HAN2ZEN_GLUE)) {
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if (c >= 0xFF61 && c <= 0xFF9F) {
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int n = c - 0xFF60;
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if (next >= 0xFF61 && next <= 0xFF9F) {
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if (next == 0xFF9E && ((n >= 22 && n <= 36) || (n >= 42 && n <= 46))) {
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*consumed = true;
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return 0x3001 + hankana2zenkana_table[n];
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}
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if (next == 0xFF9E && n == 19) {
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*consumed = true;
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return 0x30F4;
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}
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if (next == 0xFF9F && n >= 42 && n <= 46) {
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*consumed = true;
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return 0x3002 + hankana2zenkana_table[n];
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}
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}
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return 0x3000 + hankana2zenkana_table[n];
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}
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}
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if ((mode & MBFL_HAN2ZEN_HIRAGANA) && (mode & MBFL_HAN2ZEN_GLUE)) {
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if (c >= 0xFF61 && c <= 0xFF9F) {
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int n = c - 0xFF60;
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if (next >= 0xFF61 && next <= 0xFF9F) {
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if (next == 0xFF9E && ((n >= 22 && n <= 36) || (n >= 42 && n <= 46))) {
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*consumed = true;
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return 0x3001 + hankana2zenhira_table[n];
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}
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if (next == 0xFF9F && n >= 42 && n <= 46) {
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*consumed = true;
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return 0x3002 + hankana2zenhira_table[n];
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}
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}
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return 0x3000 + hankana2zenhira_table[n];
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}
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}
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if ((mode & MBFL_HAN2ZEN_KATAKANA) && c >= 0xFF61 && c <= 0xFF9F) {
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return 0x3000 + hankana2zenkana_table[c - 0xFF60];
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}
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if ((mode & MBFL_HAN2ZEN_HIRAGANA) && c >= 0xFF61 && c <= 0xFF9F) {
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return 0x3000 + hankana2zenhira_table[c - 0xFF60];
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}
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}
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if (mode & MBFL_HAN2ZEN_SPECIAL) { /* special ascii to symbol */
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if (c == '\\' || c == 0xA5) { /* YEN SIGN */
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return 0xFFE5; /* FULLWIDTH YEN SIGN */
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}
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if (c == 0x7E || c == 0x203E) {
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return 0xFFE3; /* FULLWIDTH MACRON */
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}
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if (c == '\'') {
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return 0x2019; /* RIGHT SINGLE QUOTATION MARK */
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}
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if (c == '"') {
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return 0x201D; /* RIGHT DOUBLE QUOTATION MARK */
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}
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}
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if (mode & (MBFL_ZEN2HAN_ALL | MBFL_ZEN2HAN_ALPHA | MBFL_ZEN2HAN_NUMERIC | MBFL_ZEN2HAN_SPACE)) {
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/* Zenkaku to Hankaku */
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if ((mode & MBFL_ZEN2HAN_ALL) && c >= 0xFF01 && c <= 0xFF5D && c != 0xFF02 && c != 0xFF07 && c != 0xFF3C) {
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/* all except " ' \ ~ */
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return c - 0xFEE0;
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}
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if ((mode & MBFL_ZEN2HAN_ALPHA) && ((c >= 0xFF21 && c <= 0xFF3A) || (c >= 0xFF41 && c <= 0xFF5A))) {
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return c - 0xFEE0;
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}
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if ((mode & MBFL_ZEN2HAN_NUMERIC) && (c >= 0xFF10 && c <= 0xFF19)) {
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return c - 0xFEE0;
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}
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if ((mode & MBFL_ZEN2HAN_SPACE) && (c == 0x3000)) {
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return ' ';
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}
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if ((mode & MBFL_ZEN2HAN_ALL) && (c == 0x2212)) { /* MINUS SIGN */
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return '-';
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}
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}
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if (mode & (MBFL_ZEN2HAN_KATAKANA | MBFL_ZEN2HAN_HIRAGANA)) {
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/* Zenkaku kana to hankaku kana */
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if ((mode & MBFL_ZEN2HAN_KATAKANA) && c >= 0x30A1 && c <= 0x30F4) {
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/* Zenkaku katakana to hankaku kana */
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int n = c - 0x30A1;
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if (zenkana2hankana_table[n][1]) {
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*second = 0xFF00 + zenkana2hankana_table[n][1];
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}
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return 0xFF00 + zenkana2hankana_table[n][0];
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}
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if ((mode & MBFL_ZEN2HAN_HIRAGANA) && c >= 0x3041 && c <= 0x3093) {
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/* Zenkaku hiragana to hankaku kana */
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int n = c - 0x3041;
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if (zenkana2hankana_table[n][1]) {
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*second = 0xFF00 + zenkana2hankana_table[n][1];
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}
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return 0xFF00 + zenkana2hankana_table[n][0];
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}
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if (c == 0x3001) {
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return 0xFF64; /* HALFWIDTH IDEOGRAPHIC COMMA */
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}
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if (c == 0x3002) {
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return 0xFF61; /* HALFWIDTH IDEOGRAPHIC FULL STOP */
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}
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if (c == 0x300C) {
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return 0xFF62; /* HALFWIDTH LEFT CORNER BRACKET */
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}
|
||||
if (c == 0x300D) {
|
||||
return 0xFF63; /* HALFWIDTH RIGHT CORNER BRACKET */
|
||||
}
|
||||
if (c == 0x309B) {
|
||||
return 0xFF9E; /* HALFWIDTH KATAKANA VOICED SOUND MARK */
|
||||
}
|
||||
if (c == 0x309C) {
|
||||
return 0xff9f; /* HALFWIDTH KATAKANA SEMI-VOICED SOUND MARK */
|
||||
}
|
||||
if (c == 0x30FC) {
|
||||
return 0xFF70; /* HALFWIDTH KATAKANA-HIRAGANA PROLONGED SOUND MARK */
|
||||
}
|
||||
if (c == 0x30FB) {
|
||||
return 0xFF65; /* HALFWIDTH KATAKANA MIDDLE DOT */
|
||||
}
|
||||
}
|
||||
|
||||
if (mode & (MBFL_ZENKAKU_HIRA2KATA | MBFL_ZENKAKU_KATA2HIRA)) {
|
||||
if ((mode & MBFL_ZENKAKU_HIRA2KATA) && ((c >= 0x3041 && c <= 0x3093) || c == 0x309D || c == 0x309E)) {
|
||||
/* Zenkaku hiragana to Zenkaku katakana */
|
||||
return c + 0x60;
|
||||
}
|
||||
if ((mode & MBFL_ZENKAKU_KATA2HIRA) && ((c >= 0x30A1 && c <= 0x30F3) || c == 0x30FD || c == 0x30FE)) {
|
||||
/* Zenkaku katakana to Zenkaku hiragana */
|
||||
return c - 0x60;
|
||||
}
|
||||
}
|
||||
|
||||
if (mode & MBFL_ZEN2HAN_SPECIAL) { /* special symbol to ascii */
|
||||
if (c == 0xFFE5 || c == 0xFF3C) { /* FULLWIDTH YEN SIGN/FULLWIDTH REVERSE SOLIDUS */
|
||||
return '\\';
|
||||
}
|
||||
if (c == 0xFFE3 || c == 0x203E) { /* FULLWIDTH MACRON/OVERLINE */
|
||||
return '~';
|
||||
}
|
||||
if (c == 0x2018 || c == 0x2019) { /* LEFT/RIGHT SINGLE QUOTATION MARK*/
|
||||
return '\'';
|
||||
}
|
||||
if (c == 0x201C || c == 0x201D) { /* LEFT/RIGHT DOUBLE QUOTATION MARK */
|
||||
return '"';
|
||||
}
|
||||
}
|
||||
|
||||
return c;
|
||||
}
|
||||
|
||||
static zend_string* jp_kana_convert(zend_string *input, const mbfl_encoding *encoding, unsigned int mode)
|
||||
{
|
||||
/* Each wchar may potentially expand to 2 when we perform kana conversion...
|
||||
|
||||
Loading…
Reference in New Issue
Block a user