Remove html_autolink.c
This file has been moved to Rinku
This commit is contained in:
Vicent Marti
parent
af491aad94
commit
cf5cb52ae9
3 changed files with 1 additions and 220 deletions
2
Makefile
2
Makefile
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@ -32,7 +32,7 @@ all: libupskirt.so upskirt smartypants
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libupskirt.so: libupskirt.so.1
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ln -f -s $^ $@
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libupskirt.so.1: src/markdown.o src/array.o src/buffer.o src/autolink.o html/html.o html/html_smartypants.o html/html_autolink.o
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libupskirt.so.1: src/markdown.o src/array.o src/buffer.o src/autolink.o html/html.o html/html_smartypants.o
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$(CC) $(LDFLAGS) -shared -Wl $^ -o $@
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# executables
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@ -1,213 +0,0 @@
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/*
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* Copyright (c) 2011, Vicent Marti
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "autolink.h"
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#include "buffer.h"
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <ctype.h>
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static void
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autolink_escape_cb(struct buf *ob, const struct buf *text, void *unused)
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{
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size_t i = 0, org;
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while (i < text->size) {
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org = i;
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while (i < text->size &&
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text->data[i] != '<' &&
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text->data[i] != '>' &&
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text->data[i] != '&' &&
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text->data[i] != '"')
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i++;
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if (i > org)
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bufput(ob, text->data + org, i - org);
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if (i >= text->size)
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break;
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switch (text->data[i]) {
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case '<': BUFPUTSL(ob, "<"); break;
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case '>': BUFPUTSL(ob, ">"); break;
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case '&': BUFPUTSL(ob, "&"); break;
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case '"': BUFPUTSL(ob, """); break;
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default: bufputc(ob, text->data[i]); break;
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}
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i++;
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}
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}
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static inline int
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is_closing_a(const char *tag, size_t size)
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{
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size_t i;
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if (tag[0] != '<' || size < STRLEN("</a>") || tag[1] != '/')
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return 0;
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i = 2;
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while (i < size && isspace(tag[i]))
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i++;
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if (i == size || tag[i] != 'a')
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return 0;
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i++;
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while (i < size && isspace(tag[i]))
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i++;
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if (i == size || tag[i] != '>')
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return 0;
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return i;
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}
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static size_t
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autolink__skip_tag(struct buf *ob, char *text, size_t size)
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{
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size_t i = 0;
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while (i < size && text[i] != '>')
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i++;
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if (size > 3 && text[1] == 'a' && isspace(text[2])) {
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while (i < size) {
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size_t tag_len = is_closing_a(text + i, size - i);
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if (tag_len) {
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i += tag_len;
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break;
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}
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i++;
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}
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}
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bufput(ob, text, i + 1);
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return i + 1;
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}
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typedef size_t (*autolink_parse_cb)(size_t *rewind, struct buf *, char *, size_t, size_t);
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typedef enum {
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AUTOLINK_ACTION_NONE = 0,
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AUTOLINK_ACTION_WWW,
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AUTOLINK_ACTION_EMAIL,
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AUTOLINK_ACTION_URL,
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AUTOLINK_ACTION_SKIP_TAG
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} autolink_action;
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static autolink_parse_cb g_callbacks[] = {
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NULL,
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ups_autolink__www, /* 1 */
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ups_autolink__email,/* 2 */
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ups_autolink__url, /* 3 */
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};
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static const char *g_hrefs[] = {
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NULL,
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" href=\"http://",
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" href=\"mailto:",
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" href=\"",
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};
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void
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upshtml_autolink(
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struct buf *ob,
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struct buf *text,
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unsigned int flags,
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const char *link_attr,
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void (*link_text_cb)(struct buf *ob, const struct buf *link, void *payload),
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void *payload)
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{
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size_t i, end;
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struct buf *link = bufnew(16);
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char active_chars[256];
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if (!text || text->size == 0)
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return;
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memset(active_chars, 0x0, sizeof(active_chars));
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active_chars['<'] = AUTOLINK_ACTION_SKIP_TAG;
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if (flags & AUTOLINK_EMAILS)
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active_chars['@'] = AUTOLINK_ACTION_EMAIL;
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if (flags & AUTOLINK_URLS) {
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active_chars['w'] = AUTOLINK_ACTION_WWW;
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active_chars['W'] = AUTOLINK_ACTION_WWW;
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active_chars[':'] = AUTOLINK_ACTION_URL;
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}
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if (link_text_cb == NULL)
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link_text_cb = &autolink_escape_cb;
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bufgrow(ob, text->size);
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i = end = 0;
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while (i < text->size) {
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size_t rewind;
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char action;
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while (end < text->size && (action = active_chars[(int)text->data[end]]) == 0)
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end++;
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bufput(ob, text->data + i, end - i);
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if (end >= text->size)
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break;
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i = end;
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end = 0;
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link->size = 0;
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if (action == AUTOLINK_ACTION_SKIP_TAG) {
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end = autolink__skip_tag(ob, text->data + i, text->size - i);
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} else {
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end = g_callbacks[(int)action](&rewind, link, text->data + i, i, text->size - i);
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/* print the link */
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if (end > 0) {
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ob->size -= rewind;
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BUFPUTSL(ob, "<a");
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if (link_attr) bufputs(ob, link_attr);
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bufputs(ob, g_hrefs[(int)action]);
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bufput(ob, link->data, link->size);
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BUFPUTSL(ob, "\">");
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link_text_cb(ob, link, payload);
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BUFPUTSL(ob, "</a>");
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}
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}
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if (!end)
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end = i + 1;
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else {
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i += end;
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end = i;
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}
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}
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bufrelease(link);
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}
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@ -19,12 +19,6 @@
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#include "buffer.h"
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typedef enum {
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AUTOLINK_URLS = (1 << 0),
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AUTOLINK_EMAILS = (1 << 1),
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AUTOLINK_ALL = AUTOLINK_URLS|AUTOLINK_EMAILS
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} autolink_mode;
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extern size_t
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ups_autolink__www(size_t *rewind_p, struct buf *link, char *data, size_t offset, size_t size);
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