Process URLs more accurately
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ee54b9664d
commit
8b58c9b51a
@ -29,7 +29,7 @@
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// ------------------------------------------------------------------
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bool strncont(const char *beginword, const char *stylestopchars, int n)
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static bool strncont(const char *beginword, const char *stylestopchars, int n)
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{
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for(; (n > 0) and (*beginword != NUL); n--, beginword++) {
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if(strchr(stylestopchars, *beginword) != NULL)
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@ -41,7 +41,7 @@ bool strncont(const char *beginword, const char *stylestopchars, int n)
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// ------------------------------------------------------------------
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bool in_ftn_domained_address(const char *ptr, const char *txt) {
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static bool in_ftn_domained_address(const char *ptr, const char *txt) {
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while((ptr != txt) and (not isspace(*ptr) and not isalpha(*ptr))) {
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if(isdigit(ptr[0]) and ((ptr[1] == ':') or (ptr[1] == '/')) and isdigit(ptr[2]))
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@ -52,6 +52,24 @@ bool in_ftn_domained_address(const char *ptr, const char *txt) {
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}
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// ------------------------------------------------------------------
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static const char *url_begin(const char *ptr) {
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if(strnieql(ptr, "http://", 7))
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return ptr+7;
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if(strnieql(ptr, "ftp://", 6))
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return ptr+6;
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if(strnieql(ptr, "www.", 4))
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return ptr+4;
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if(strnieql(ptr, "ftp.", 4))
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return ptr+4;
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if(strnieql(ptr, "mailto:", 7))
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return ptr+7;
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return NULL;
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}
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// ------------------------------------------------------------------
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inline bool isstylechar(char c) {
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@ -132,14 +150,14 @@ void Container::StyleCodeHighlight(const char* text, int row, int col, bool dohi
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}
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}
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else {
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if(not strnicmp(ptr, "http://", 7) or not strnicmp(ptr, "ftp://", 6) or
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(not strnicmp(ptr, "www.", 4) and not isspace(ptr[4])) or
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(not strnicmp(ptr, "ftp.", 4) and not isspace(ptr[4])) or
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not strnicmp(ptr, "mailto:", 7)) {
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const char *end = ptr+4+strcspn(ptr+4, " \t\"\'<>()[]");
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const char *begin;
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if((begin = url_begin(ptr)) != NULL) {
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const char *end = begin+strcspn(begin, " \t\"\'<>()[]");
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if(ispunct(end[-1]) and (end[-1] != '/'))
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--end;
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if(begin < end) {
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strxcpy(buf, txptr, (uint)(ptr-txptr)+1);
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prints(row, col+sclen, color, buf);
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sclen += strlen(buf);
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@ -149,6 +167,7 @@ void Container::StyleCodeHighlight(const char* text, int row, int col, bool dohi
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txptr = end;
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ptr = end-1;
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}
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}
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else if(((ptr == text) or not in_ftn_domained_address(ptr, text)) and
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(isascii(*ptr) and not isspace(*ptr) and not ispunct(*ptr) and
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((ptr == text) or (not isxalnum(ptr[-1]) and (ptr[-1] != '@'))))) {
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@ -165,14 +184,19 @@ void Container::StyleCodeHighlight(const char* text, int row, int col, bool dohi
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commerce_at = strpbrk(ptr, " \t:/@");
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}
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if((commerce_at != NULL) and (*commerce_at == '@')) {
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bool dot_found = false;
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int dots_found = 0;
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++commerce_at;
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while((*commerce_at != NUL) and (isalnum(*commerce_at) or (*commerce_at == '.') or (*commerce_at == '-'))) {
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if(*commerce_at == '.')
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dot_found = true;
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++dots_found;
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++commerce_at;
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}
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if(dot_found) {
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while((commerce_at[-1] == '.') or (commerce_at[-1] == '-')) {
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--commerce_at;
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if(*commerce_at == '.')
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--dots_found;
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}
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if(dots_found) {
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strxcpy(buf, txptr, (uint)(ptr-txptr)+1);
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prints(row, col+sclen, color, buf);
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sclen += strlen(buf);
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